Pipeline weldless connecting structure and connecting method

The invention belongs to the technical field of high-pressure pipelines, and particularly relates to a pipeline weldless connecting structure and method. The device comprises a pipeline, a connector in joggle joint with the pipeline, a taper sleeve installed outside the pipeline and a fiber winding layer wound outside the pipeline, the taper sleeve and the connector in a reciprocating mode. A flange is arranged at one end of the pipeline; an end face groove is formed in the inner wall of the end socket part, the pipeline and the connector are in joggle joint and limited through the flange and the end face groove, and fibers are wound outside the pipeline, the taper sleeve, the end socket part and the concave part in a reciprocating mode to form a fiber winding layer. The fibers are wound on the outer surfaces of the pipeline, the taper sleeve, the end socket part and the concave part in a reciprocating mode according to the preset angle, and the reciprocating fiber winding layer can control ...

Data transmission method, electronic equipment and computer readable storage medium

The invention provides a data transmission method, electronic equipment and a computer readable storage medium. The data transmission method comprises the following steps: acquiring transmission data; encrypting the transmission data through a preset key to obtain encrypted data; the encrypted data carries a front-end server identifier and an identity identifier of a user logged in by the front-end server; and sending the encrypted data to a back-end server. And the data is encrypted and then transmitted, so that the consistency of the interaction data of the front-end server and the rear-end server is ensured, and the security and stability of the interaction data of the front-end server and the rear-end server are improved.

三维极速面部扫描设备

METHOD, APPARATUS AND DEVICE FOR INTERACTING INSTANT MESSAGING WITH MAIL, AND STORAGE MEDIUM

Disclosed is a method for interacting an instant messaging with a mail, comprising the following steps: receiving an interactive instruction and obtaining the current display interface on a display screen; comparing the current display interface with a preset interactive interface; if the current display interface matches an instant messaging interface in the preset interactive interface, triggering a preset mail function on the basis of the instant messaging interface for sending a mail; and if the current display interface matches a mail function page in the preset interactive interface, triggering a preset instant messaging function on the basis of the mail function page for sending instant messaging information. Also disclosed are an apparatus and device for interacting an instant messaging with a mail, and a storage medium.

Crystal rotary weighing system and crystal growing furnace system

The invention discloses a crystal rotation weighing system, and relates to the technical field of crystal growth, and the system can comprise a weighing sensor which is installed in a vacuum chamber; the rotating device is mounted below the weighing sensor, can be connected with a seed crystal and drives the seed crystal to rotate; and the lifting device is connected with the vacuum chamber and drives the vacuum chamber to move up and down. The invention further discloses a crystal growing furnace system which comprises a crystal growing furnace and the crystal rotary weighing system. According to the invention, the measurement precision of the weighing part can be improved, and the influence on crystal growth is reduced.

Rotary conductive structure

A rotary conductive structure is characterized in that current collectors are arranged on the inner ring of an annular electrode, the current collectors and the annular electrode rotate relatively, two opposite current receiving wedge blocks are arranged in the current collectors, the annular electrode is arranged between the current receiving wedge blocks, and guide blocks opposite to the current receiving wedge blocks are arranged in the two current collectors. And the guide block is provided with a guide surface corresponding to the wedge-shaped inclined surface of the power receiving wedge block. Through the controllable stretching and retracting of the current collector and the wedge-shaped guiding structure, clamping, loosening and conduction of the current receiving wedge block and the annular electrode can be achieved, a power source of the annular electrode is sent to the binding post close to the circle center of the annular electrode, wedge-shaped guiding and clamping are stable ...

Material accelerating device of silage maize harvester

The invention provides a material accelerating device of a silage maize harvester, and belongs to the technical field of agricultural machinery, the accelerating device comprises a shell, a motor and an impeller device located in the shell; the shell is cylindrical, the impeller device is rotatably and fixedly installed on the two inner side walls of the shell, and the motor is installed on one outer side wall of the cylindrical shell and used for driving the impeller device to rotate. The shell is provided with a compressed air channel, an accelerated discharging channel and a feeding channel. Materials are output at a high speed through the acceleration discharging channel under the dual effects of compressed air and the impeller device. The material accelerating device of the silage maize harvester can realize accelerated output of materials with different granularities.

METHOD AND DEVICE FOR ACQUIRING WIRELESS ACCESS POINT INFORMATION

Disclosed in the embodiments of the present application are a method and a device for acquiring wireless access point information. An embodiment of the method comprises: acquiring a Wi-Fi operation right in response to the detection of an operation of a user starting a target application; acquiring a wireless access point information list in response to the detection of the user turning on an interface in a system for displaying the wireless access point information list; and displaying, in response to the detection of a switch from the interface in the system for displaying the wireless access point information list to the interface of the target application, the wireless access point information list in the interface of the target application. The embodiment realizes the display of a wireless access point information list in the interface of a target application of a terminal device.

Fault diagnosis method of tunneling equipment and intelligent tunneling equipment

The invention relates to a fault diagnosis method of tunneling equipment and intelligent tunneling equipment. The fault diagnosis method comprises the following steps: S1, respectively acquiring operation data of a plurality of working systems of the tunneling equipment through a plurality of intelligent sensing terminals; step S2, preprocessing the operation data; s3, performing feature analysis on the preprocessed operation data to obtain state feature data; and S4, operating the state characteristic data by adopting a plurality of fault models, and carrying out weight matching on fault diagnosis parameters output by each fault model to obtain fused fault diagnosis parameters.

Printing and dyeing wastewater quality-divided treatment and reclaimed water reuse integrated system and treatment method

The integrated system comprises a characteristic wastewater centralized pretreatment system, a heavily polluted wastewater pretreatment system, a mixed wastewater biochemical treatment system, a mixed wastewater advanced treatment system, a reclaimed water reuse treatment system, a standard discharge treatment system and a sludge treatment system, effluent of the characteristic wastewater centralized pretreatment system is collected to the heavily-polluted wastewater pretreatment system, effluent of the heavily-polluted wastewater pretreatment system is collected to the mixed wastewater biochemical treatment system, and effluent of the mixed wastewater biochemical treatment system is collected to the mixed wastewater advanced treatment system; one part of the effluent of the mixed wastewater advanced treatment system enters the reclaimed water reuse treatment system, and the other part of the effluent enters the up-to-standard discharge treatment system. Aiming at the water quality characteristics ...

End socket structure of glass fiber reinforced plastic tank body

The invention discloses an end socket structure of a glass fiber reinforced plastic tank, and relates to the technical field of end socket structures, the end socket structure comprises an end socket base body and a rib structure arranged on the inner surface of the end socket base body, the inner surface of the end socket base body is a semi-spherical surface, the end socket structure is characterized in that the rib structure comprises a plurality of longitudinal ribs and a plurality of arc ribs, the diameters of the arc ribs are gradually decreased, and the longitudinal ribs and the arc ribs are arranged on the end socket base body. The longitudinal ribs are evenly arranged on the hemispherical surface around the central axis of the hemispherical surface, connecting joints are arranged between the arc ribs and the longitudinal ribs, and the cross sections of the longitudinal ribs and the cross sections of the arc ribs are perpendicular to the hemispherical surface. The lengths of the ...

METHOD AND DEVICE FOR DISPLAYING WIRELESS ACCESS POINT INFORMATION

Disclosed in the embodiments of the present application are a method and device for displaying wireless access point information. A preferred embodiment of the method comprises: acquiring a wireless access point information list in response to detecting that a user opens an interface, used for displaying the wireless access point information list, of a system; determining, for the wireless access point information in the wireless access point information list, an access point serial number corresponding to the wireless access point information according to an access point identifier in the wireless access point information; and executing the following display operation for the wireless access point information in the wireless access point information list: displaying prompt information corresponding to the wireless access point information in the interface used for displaying the wireless access point information list of the system in response to determining that the access point serial ...

Hot galvanizing production line of suspension insulator iron cap

The invention relates to a suspension insulator iron cap hot galvanizing production line which comprises a feeding area, a galvanizing section and a post-processing area, the feeding area, the galvanizing section and the post-processing area are sequentially connected in series and arranged in a U shape, layout is compact, space utilization is reasonable, the feeding area is used for preparation work before workpiece galvanizing, and the functions of workpiece hanging, drying and feeding are achieved; the galvanizing section is used for hot-dip galvanizing of workpieces, and the functions of hot-dip galvanizing, centrifuging and transferring of the workpieces are achieved; and the post-treatment area is used for post-treatment of the workpiece, so that the functions of bursting blunt, water cooling, passivating and unloading of the workpiece are realized, the iron cap can be stably galvanized at an extremely high automation level, the problem of insufficient yield caused by thicker and ...

Silicon carbide crystal growth furnace and thermal field disassembly and assembly method thereof

The invention discloses a silicon carbide crystal growth furnace and a thermal field dismounting and mounting method thereof, and relates to the field of silicon carbide crystal growth equipment, the silicon carbide crystal growth furnace comprises a side opening door type furnace body, a heat preservation barrel, a heater, a crucible, a lifting mechanism and a crucible supporting plate, the heat preservation barrel and the heater are arranged in an inner cavity of the side opening door type furnace body; the top of the crucible is detachably connected with the lifting end of the lifting mechanism, and a crucible supporting plate is detachably arranged in an inner cavity of the side opening door type furnace body. By arranging the side opening type furnace body, a material taking space arranged below the furnace body is omitted, the arrangement height of the whole cavity can be reduced, thermal field disassembly and assembly and furnace body cleaning do not need to be carried out in a high ...

DEVICE AND METHOD FOR TESTING MECHANICAL PROPERTIES OF FIBER REINFORCED COMPOSITE MATERIAL DURING DEGRADATION

A device and method for testing mechanical properties of a fiber reinforced composite material during degradation, relating to the technical field of test apparatuses. The device comprises a moving gearshift vibration exciter (1), a continuously variable transmission (2), a fixture (3), a fixing frame (4), a support base (5), a bottom plate (6), a ball screw (7), and a transmission system (8), a multifunctional environmental cabinet (9), a ventilation means (10), a damping fixing plug (11), a screw transmission plate (12), a main motor (13), an auxiliary motor (14), a vibration pin means (15), and a composite beam (16). The device can stretch and vibrate the fiber reinforced composite beam (16) and introduce an environmental factor, which include five factors in all, i.e., vibration, temperature, humidity, air oxygen content, and ultraviolet intensity. A single load or environmental factor can be loaded, and the above several factors can also be arbitrarily composited. Then the compositing ...

DETECTION DEVICE FOR COMPOSITE WING DYNAMIC CHARACTERISTICS AND DAMAGE OF UNMANNED AERIAL VEHICLE UNDER WIND-SAND AND HEAT ENVIRONMENTS

A detection device and detection method for composite wing dynamic characteristics and damage of an unmanned aerial vehicle under wind-sand and heat environments. The detection device comprises an environmental simulation mechanism (1), an excitation and vibration mechanism (2), a rotary working table (3), a multi-point flexible fixture (4), a first speed reducer (5), a first motor (6), a composite wing (7), an automatic detection mechanism (8) and a suspension mechanism (9). The detection device may simulate a wind environment, a thermal environment, a hot air environment and a sand environment to different extents, and accurately positions a damage location and dynamic characteristics by means of the dual detection of a laser vibrometer (34) and an ultrasonic flaw detector (35); the multi-point flexible fixture (4) may achieve non-damage clamping of a composite material, and will not cause damage at a clamping position thereof due to the clamping; the multi-point flexible fixture (4) ...

Tissue-promoting traditional Chinese medicine composition for burns and preparation method of tissue-promoting traditional Chinese medicine composition

The invention provides a granulation-promoting traditional Chinese medicine composition for burns and a preparation method thereof. The traditional Chinese medicine composition is prepared from the following raw materials: herba violae, flos sophorae, rhizoma bletillae, radix notoginseng, berberis poiretii schneid, radix puerariae, rhizoma anemarrhenae, flos carthami, radix paeoniae rubra, gallnut and storax. The granulation-promoting traditional Chinese medicine composition for burns has the effects of counteracting toxic substances for detumescence, closing up and promoting granulation, clearing away heat and toxic materials, inhibiting bacteria and diminishing inflammation and the like, the raw materials are easy to obtain, the preparation method is simple, toxic and side effects are avoided, skin irritation is avoided, the curative effect on burns and scalds is remarkable, and the burns and scalds can be rapidly healed without scars.

Radar waveform control method and device, radar equipment and storage medium

The invention provides a radar waveform control method and device, radar equipment and a storage medium, and the method comprises the steps: obtaining the current vehicle speed of a target, and calculating a current vehicle speed section distributed to the current vehicle speed; obtaining the subsequent vehicle speed of the target every a first preset time period, and calculating a subsequent vehicle speed section to which the subsequent vehicle speed is allocated; judging whether the subsequent vehicle speed section is equal to the current vehicle speed section or not; if the follow-up vehicle speed section is not equal to the current vehicle speed section, the number of times that the follow-up vehicle speed section is not equal to the current vehicle speed section is accumulated; and if the number of times accumulated every second preset time period exceeds a preset threshold value, waveform parameters matched with the follow-up vehicle speed are selected in a preset vehicle speed interval ...

Production equipment and method for dipping wood into synthetic glue

The invention relates to the technical field of synthetic adhesives, in particular to production equipment and method for dipping wood into synthetic adhesives, the production equipment comprises a reaction kettle, a first feeding box is arranged on the left side of the reaction kettle, a second feeding box is arranged on the right side of the reaction kettle, and the shape and the structure of the second feeding box are the same as those of the first feeding box; a storage box is arranged at the front end of the reaction kettle, material storage boxes are arranged at the left end and the right end of the storage box, a control panel is installed in the middle of the bottom end of the rear side of the first cabin body, first feeding holes are formed in the left end and the right end of the first cabin body, and a first discharging hole is formed in the middle of the bottom end of the end, close to the storage box, of the first cabin body. Through the arrangement of the first feeding box ...

BOOST circuit with adjustable output voltage software

The invention relates to a BOOST circuit with an adjustable output voltage software. The BOOST circuit comprises a main control chip, a power supply circuit and a power supply circuit, wherein the main control chip is used for outputting a first PWM (Pulse-Width Modulation) signal according to a set voltage value during initial starting and controlling a switching tube to be alternately switched on and switched off; the BOOST power supply module is used for storing and releasing energy in a reciprocating manner; the output voltage feedback module is used for dividing the output voltage of the BOOST power supply module to obtain feedback voltage; the overvoltage protection module is used for outputting a low level when the feedback voltage is larger than an upper threshold value or outputting a high level when the feedback voltage is smaller than a lower threshold value and acting on the switching tube through a second diode; and the main control chip is also used for outputting a second ...

Automatic associated radioactive waste residue dumping device

The invention provides an associated radioactive waste residue automatic dumping device, which belongs to the technical field of radioactive solid waste treatment and disposal, and comprises a mounting slide rail, a horizontal main cross beam, a movable slide block, a clamping turnover mechanism, a telescopic rod and a driving unit. According to the automatic associated radioactive waste residue dumping device, the clamping turnover mechanism can be moved to the position above the waste residue container, then the clamping turnover mechanism and the waste residue container are moved to the designated position of the waste residue warehouse to be dumped after being clamped and fixed, and the horizontal sliding rail and the mounting sliding rail are perpendicular to each other; the waste residue container can be moved to any position of the waste residue warehouse through transverse movement of the horizontal main cross beam and longitudinal movement of the movable sliding block, the height ...

Low-basis-weight corrugated medium paper and production process thereof

The invention relates to low-basis-weight corrugated medium paper and a production process thereof, and belongs to the technical field of papermaking. The polyacrylamide, the water-borne epoxy resin solution and the starch solution are added into the raw materials for preparing the low-basis-weight corrugated medium paper, the polyacrylamide enhances the mutual interweaving and adhesive force between the polyacrylamide and paper pulp raw material fibers, and on the basis, the polyacrylamide is compounded with the water-borne epoxy resin solution and the starch solution; the water-borne epoxy resin solution can promote cross-linking of starch and paper pulp raw material fibers, polyacrylamide, the starch solution and the paper pulp raw material fibers are subjected to a cross-linking reaction, combination of polyacrylamide, the starch solution and the paper pulp raw material fibers is increased through the cross-linking reaction, a network structure is formed, and the hydrogen bond combination ...

Method and device for measuring azimuth angle and pitch angle, radar equipment and storage medium

The invention provides an azimuth angle and pitch angle measurement method and device, radar equipment and a storage medium, and the method comprises the steps: configuring virtual arrays corresponding to a transmitting channel and a receiving channel, and carrying out the grouping of the virtual arrays, so as to obtain a first array and a second array; performing phase adjustment on the second array based on the obtained estimated pitch angle to obtain a third array; determining a target pitch angle according to the first array and the third array; and calculating a fuzzy number according to the first array and the target pitch angle, and calculating a target azimuth angle according to the fuzzy number. The azimuth angle resolution and the azimuth angle precision can be improved.

Evaluation method and device based on load model

The invention provides an evaluation method and device based on a load model. The evaluation method based on the load model comprises the steps that an object to be evaluated is determined, and the object to be evaluated comprises an operation system installed on the electronic equipment and/or hardware of the electronic equipment; a load model is determined according to the to-be-evaluated object, the load model comprises one or more load items and respective load parameters of the one or more load items, and the one or more load items are from a plurality of preset candidate load items; and loading the load model to the to-be-evaluated object to obtain one or more evaluation results. The method and the device can be suitable for various to-be-evaluated objects, and evaluation results closer to the to-be-evaluated objects are obtained.

Low-temperature-resistant epoxy resin castable as well as preparation method and use method thereof

The invention belongs to the field of epoxy resin castable, and discloses a low-temperature-resistant epoxy resin castable as well as a preparation method and a use method thereof. The castable comprises a component A and a component B, wherein the mass ratio of the component A to the component B is 1: (0.6-1); the component A comprises the following components in parts by mass: 40-45 parts of epoxy resin, 5-7 parts of a diluent and 40-50 parts of filler; the component B comprises the following components in parts by mass: 25-35 parts of a curing agent, 5-15 parts of a low-temperature modifier, 5-15 parts of a plasticizer, 0.2-0.3 part of an accelerant and 40-50 parts of filler; the low-temperature modifier is liquid isoprene rubber. According to the invention, the liquid isoprene rubber is added into the castable as a low-temperature modifier, so that the low-temperature impact resistance of the cured epoxy resin can be greatly improved, cracking and stress concentration are not easy to ...

WATERMARK EMBEDDING METHOD AND DEVICE, TERMINAL, AND STORAGE MEDIUM

A watermark embedding method and device, a terminal, and a storage medium, relating to the technical field of information. The method is applicable to the field of three-dimensional (3D), by merging vertex data of an original 3D model and a 3D watermark, and merging material data of the original 3D model and the 3D watermark, the original 3D model and the 3D watermark can be synthesized into a 3D model, so that the effect of seamlessly embedding the 3D watermark into the original 3D model is achieved, and the appearance of the original 3D model can remain unchanged before and after embedding the watermark, thereby avoiding the influence of the embedding of the watermark on the appearance and the use value of the 3D model, and ensuring the display effect of the 3D model. Furthermore, the function of encrypting and embedding 3D watermark can be achieved, and the 3D watermark cannot be easily removed or modified, and the copyright of the 3D model can be effectively guaranteed, so that such ...

Building fire-fighting management and control system based on Internet of Things

The invention discloses a building fire-fighting management and control system based on the Internet of Things, relates to the technical field of building fire-fighting management and control, solves the technical problem that in the prior art, the early warning capability and the protection capability in a building cannot be detected in the fire-fighting management and control process of the building, and performs efficiency analysis on fire-fighting management and control early warning in the management and control building. Whether fire control early warning meets actual control requirements or not is judged, so that timely early warning and accurate protection can be ensured when a fire risk exists, and the situation that the fire safety performance in a control building is reduced, consequently, the building is abraded, and the safety performance of personnel in the building is reduced is prevented; fire protection in the controlled building is analyzed and detected, whether the fire ...

Water turbine governor opening degree control method and system

The invention provides a water turbine governor opening degree control method and system. The method comprises the following steps that water head data, a frequency signal and an initial PID control signal of a water turbine are obtained; generating a difference value correction coefficient in combination with the water head data and a preset given power; a preset initial difference value coefficient in the water turbine is corrected through the difference value correction coefficient, and an adjusted difference value coefficient is obtained; combining the frequency signal, the initial PID control signal and the adjustment difference coefficient to generate an adjustment PID control signal; generating an opening control signal in combination with the water head data, the given power and a preset given opening; and superposing the PID adjustment control signal and the opening control signal to generate a control signal of the water turbine. The method has the effect that a power or opening ...

Database capacity management method and device

The embodiment of the invention provides a database capacity management method and device, and relates to the technical field of databases. And establishing a prediction model to realize automatic monitoring and early warning of the data growth trend in the database space. Comprising the following steps: collecting original data of various associated data related to database capacity; grouping the plurality of original data to obtain a plurality of groups of combined data; performing standardization processing on the multiple groups of combined data to obtain multiple groups of sample data groups; training the plurality of sample data groups by adopting a multiple linear regression model to obtain a plurality of undetermined prediction models of the database capacity; loading the plurality of groups of sample data to corresponding to-be-predicted models to obtain a plurality of output values, comparing the plurality of output values with usage values of the corresponding database, and selecting ...

Connector and hollow rod connecting structure and connecting method

The invention belongs to the technical field of mechanical part connection, and particularly relates to a connector and hollow rod connecting structure and method.The at least one end of a connector is provided with a conical outer end face, the conical outer end face is movably sleeved with an inner supporting ring, and the inner wall face of the inner supporting ring is a conical inner wall face in butt joint with the conical outer end face; the connector is sleeved with a gasket, and the side face of the gasket abuts against the inner supporting ring and the side end face of the hollow rod. A pushing nut is in threaded connection with the peripheral surface, close to the end surface of the hollow rod, of the joint; the fixing screw axially penetrates through the pushing nut, and the tail end of the fixing screw abuts against the gasket. And the sum of the maximum diameter d of the conical outer end face and the minimum wall thickness t of the inner supporting ring is larger than the ...

DIBENZOCYCLOOCTENE LIGNAN DERIVATIVES AND USES THEREOF IN TREATMENT OF VIRAL HEPATITIS

Provided are dibenzocyclooctene lignan derivatives having the following structural formula and their uses in the treatment of viral hepatitis. Said dibenzocyclooctene lignan derivatives have bioactivity of anti-hepatitis B virus (anti-HBV) and are expected to be used in the preparation of anti-HBV drugs.

Data rendering method and device, equipment and storage medium

The invention relates to the field of artificial intelligence, and discloses a data rendering method and device, equipment and a storage medium, which are used for improving the rendering efficiency of a three-dimensional model. The method comprises the following steps: performing repeated point removal and texture compression on original data to obtain standard data; determining a target rendering object and a target scene demand, and constructing an initial three-dimensional scene; setting a light source parameter in the initial three-dimensional scene and the illumination intensity of each pixel point; setting a camera position and a camera direction of the target camera, and calculating a corresponding position of each pixel point in a visual field of the target camera; extracting a position relationship among the plurality of target objects, and performing shielding elimination on the initial three-dimensional scene according to the position relationship to obtain a target three-dimensional ...

Three-dimensional model data processing method, three-dimensional model data generating method and related device

The invention discloses a three-dimensional model data processing method, which is applied to the technical field of three-dimensional model rendering. The method comprises the following steps: a first electronic device receives a first data request from a second electronic device, wherein the first data request comprises a first observation point position; the first electronic equipment determines first target data from data of a three-dimensional model according to the first data request, and the first target data is related to the position of a first observation point in the three-dimensional model operated in the second electronic equipment; and the first electronic equipment sends the first target data to the second electronic equipment. Based on the scheme, the efficiency of the device in rendering a large-scale scene can be ensured, and the phenomenon that the three-dimensional application on the device is stuck cannot occur.

Composition of N1-methyladenosine or N6-methyladenosine and cis-platinum and application of composition in preparation of antitumor drugs

The invention discloses a composition of N1-methyladenosine or N6-methyladenosine and cis-platinum and application of the composition in preparation of antitumor drugs. The invention claims to protect a composition consisting of N1-methyladenosine or N6-methyladenosine and cis-platinum; the invention also discloses application of the composition in preparation of anti-non-small cell lung cancer drugs. According to the application disclosed by the invention, the N1-methyladenosine and the cis-platinum are combined to generate an obvious synergistic inhibition effect on the cis-platinum sensitive non-small cell lung cancer, the cis-platinum moderate drug resistance non-small cell lung cancer and the cis-platinum high drug resistance non-small cell lung cancer; the combination of the N6-methyladenosine and the cis-platinum can generate an obvious synergistic inhibition effect on the non-small cell lung cancer with moderate drug resistance of the cis-platinum and the non-small cell lung cancer ...

Isolation switch on-off state identification method based on high-precision point cloud and related device

The invention relates to the field of image processing, and discloses a high-precision point cloud-based disconnecting switch on-off state recognition method and a related device, which are used for improving the recognition accuracy of the disconnecting switch on-off state. The method comprises the steps of performing data rotation fitting processing on a first point cloud data set and a second point cloud data set to obtain first to-be-analyzed data and second to-be-analyzed data, and performing point cloud data segmentation to obtain a first segmented data set and a second segmented data set; calculating an included angle to obtain a first conductive crank arm included angle; calculating a lateral included angle and a lateral offset to obtain a standard comparison data set; carrying out point cloud projection to obtain a point cloud projection contour, carrying out on-off state analysis to generate a preliminary on-off state analysis result, and carrying out conductive crank arm included ...

Intelligent rice flour aging equipment and aging process thereof

The invention discloses intelligent rice noodle aging equipment and an aging process thereof. A high-temperature aging chamber, a medium-low-temperature aging chamber, a secondary medium-temperature aging chamber, a re-steaming chamber and a secondary medium-temperature aging chamber in the equipment are internally and respectively provided with rice noodle conveying devices which are connected with one another and temperature and humidity sensors which are connected with an intelligent control device; a cooling device, a steam humidifying device I and an air microcirculation device I are respectively arranged in the low-temperature aging chamber and the secondary medium-temperature aging chamber; a steam heating device I, a steam humidifying device II and an air microcirculation device II are respectively arranged in the medium-temperature aging chamber and the high-temperature aging chamber; a steam heating device II and a steam humidifying device III are arranged in the re-steaming chamber ...

TBM (Tunnel Boring Machine) ballast identification system and vibration compensation method thereof

The invention relates to a TBM ballast identification system and a vibration compensation method thereof, and belongs to the technical field of equipment control. The TBM ballast identification system comprises a static platform which is fixed above a TBM ballast conveying device through a fixing device, and a pose detection device is fixed on the static platform; the movable platform is arranged below the static platform and above the TBM ballast conveying device, and a camera device is fixed on the movable platform; the movable platform and the static platform are fixedly connected through a plurality of actuators, and the actuators are telescopic equipment; the input end of the controller is connected with the pose detection device, and the output end of the controller is in control connection with the actuators; and the controller is used for calculating the expansion and contraction amount of each actuator according to the vibration data of the static platform so as to control the ...

Application of combination of big bupleurum decoction and sorafenib in preparation of anti-hepatoma drugs

The invention discloses an application of a large bupleurum decoction combined with sorafenib in preparation of an anti-liver cancer drug, and requests to protect the application of the large bupleurum decoction combined with sorafenib in preparation of the anti-liver cancer drug and a pharmaceutical composition composed of the large bupleurum decoction and sorafenib and used for treating liver cancer. The invention discovers that the combination of the big bupleurum decoction and the sorafenib can play a synergistic anti-liver cancer role, so that the combination of the big bupleurum decoction and the sorafenib has an application prospect of being developed into anti-liver cancer drugs.

Speed ambiguity resolution method and device, radar equipment and storage medium

The invention provides a speed ambiguity resolution method and device, radar equipment and a storage medium. The method comprises the following steps: transmitting a pulse waveform according to a preset waveform constraint condition; grouping the obtained echo waveforms corresponding to the preset waveform constraint condition according to a preset interval; respectively carrying out Fourier transform on each group of the grouped waveforms to obtain a corresponding distance-Doppler graph, and obtaining an index of a target detection point according to the distance-Doppler graph; acquiring amplitude-phase data corresponding to the index from the distance-Doppler diagram corresponding to each group of waveforms, and calculating a speed corresponding to a peak value according to the amplitude-phase data; a fuzzy number is calculated from the velocity, and a non-fuzzy velocity is calculated from the fuzzy number. According to the invention, the calculation precision of the non-fuzzy speed can ...

Hot galvanizing tool for suspension insulator iron cap

The invention relates to a hot galvanizing tool for suspension insulator iron caps, which comprises an outer tool, an inner tool and iron caps, and is characterized in that the tool is composed of the outer tool and the inner tool, and at least two iron caps are hung on the inner tool; the outer tool comprises an upper flange, a middle flange, a vertical rod I and a bottom plate I; the inner tool comprises an upper cover plate, a middle supporting frame and a base, the upper cover plate is installed at the upper end of the base, the middle supporting frame is installed in the middle of the base, two symmetrical oval grooves I are formed in the surface of the upper cover plate, and the middle supporting frame is composed of a penetrating rod I, a bottom plate II and a groove II. The base is composed of a clamping ring, a fixing pipe, a supporting rod I, a supporting rod II, a vertical rod II, a blocking rod, a penetrating rod II, a bottom plate III and a supporting plate, the top end of ...

Dead fish detection and cleaning robot for deep sea net cage

The invention discloses a dead fish detection and cleaning robot for a deep sea net cage, and relates to the field of deep sea breeding industry and underwater robot operation. Ski-jump plates are arranged on the two sides of an inlet of a collecting box correspondingly, and a propeller is arranged at a water outlet of the collecting box; the drainage port of the propeller thruster and the diseased and dead fish collecting port are distributed in a diagonal mode in the longitudinal direction, and when water flow in the collecting box is drained under the action of the propeller thruster to form negative pressure, external water flow is sucked into the diseased and dead fish collecting port; diseased and dead fishes at the bottom of the net cage are driven to enter a collecting opening, jump upwards along a sliding and jumping plate and then fall into the two sides in the collecting box; the waterproof pan-tilt camera and the waterproof binocular camera can monitor and collect the operation ...

Fastener looseness detection method and device, electronic equipment and readable storage medium

The invention provides a fastener looseness detection method and device, electronic equipment and a readable storage medium, and relates to the field of fastener looseness detection. The fastener looseness detection method comprises the following steps: determining an image with the maximum similarity with an actual image in a plurality of 2D projection images as an original 2D projection image; wherein the plurality of 2D projection images are projection images of the 3D model of the target fastener at a plurality of angles, and the actual image is a current actual state image of the target fastener; calculating a rotation angle of the target fastener in the actual image relative to the target fastener in the original 2D projection image; and judging whether the target fastener is loosened or not according to the rotation angle. By using the fastener detection method provided by the embodiment of the invention, the position and the boundary of the fastener can be identified more accurately ...

Hydrogel electrode with anti-fatigue bonding property as well as preparation method and application of hydrogel electrode

The invention relates to the field of biomedical materials, and discloses a hydrogel electrode with an anti-fatigue bonding property and a preparation method and application thereof, and the method comprises the following steps: carrying out activation treatment on an electrode matrix to obtain an activated electrode matrix; the preparation method comprises the following steps: adding a conductive polymer precursor and an oxidant into a polyvinyl alcohol solution, and mixing to obtain a hydrogel precursor solution; coating the surface of the activated electrode substrate with the hydrogel precursor solution, firstly performing freezing-unfreezing circulation treatment, then performing drying treatment, and finally performing heat treatment to prepare an initial hydrogel electrode; and carrying out post-treatment on the initial hydrogel electrode to prepare the hydrogel electrode with the anti-fatigue bonding property. In the hydrogel electrode prepared by the invention, the hydrogel has ...

Textile color fastness to rubbing detection device and detection method

According to the device and the method for detecting the color fastness to rubbing of the textile, a fabric sample which needs to be tested and is dyed is clamped on a testing flat plate, and friction devices which are pressurized by springs and are connected with one another through fixed connecting rods are arranged at equal intervals in the length direction of the testing flat plate; the friction devices are in transmission connection through intermittent transmission devices arranged on the left side and the right side of the testing flat plate respectively, so that the friction devices do circulating reciprocating motion along the testing flat plate under the condition that the motor is driven to keep a constant rotating direction, and a plurality of testing results can be simultaneously obtained in the one-time testing process of the testing sample; therefore, the accuracy and reliability of the test result are improved, and the adjustment of pressurization in the test process is ...

Glass fiber reinforced plastic end socket spraying device with anti-blocking function

The invention discloses a glass fiber reinforced plastic end socket spraying device with an anti-blocking function, and belongs to the technical field of end socket spraying, the glass fiber reinforced plastic end socket spraying device comprises a spray head device, a group partition plate, a liquid discharging assembly, an adjusting assembly, a liquid changing bin, a liquid storage tank and a supporting frame, the supporting frame is installed on the spray head device, and the liquid changing bin and the liquid storage tank are both arranged on the supporting frame; a first liquid discharging pipe and a second liquid discharging pipe are arranged on the two sides of the liquid changing bin respectively, a first waste liquid pipe and a second waste liquid pipe are further arranged on the two sides of the liquid changing bin respectively, the set of partition plates are located in the liquid changing bin, the liquid discharging assembly is arranged on the liquid changing bin, and the adjusting ...

Voxel merging method and device, equipment and storage medium

The invention relates to the field of artificial intelligence, and discloses a voxel merging method and device, equipment and a storage medium, which are used for improving the voxel merging precision and the voxel merging efficiency. The method comprises the following steps: respectively calculating the proportion of each second voxel in a merged voxel set to obtain a target proportion corresponding to each second voxel, and carrying out weighted calculation on the target proportion to obtain a weight parameter; obtaining a first boundary point of each second voxel, searching a second boundary point corresponding to an adjacent voxel of the second voxel, calculating a distance and an included angle between the first boundary point and the second boundary point, and connecting the first boundary point and the second boundary point according to the distance and the included angle to obtain a target surface corresponding to the plurality of second voxels; and according to the target surface ...

Three-dimensional automatic segmentation method and device based on super voxel and graph cut algorithm

The invention relates to the field of image processing, and discloses a three-dimensional automatic segmentation method and device based on super voxels and an image segmentation algorithm, which are used for improving the accuracy of three-dimensional automatic segmentation. The method comprises the following steps: training according to a power equipment image training set to obtain a first three-dimensional segmentation model, and training according to a gap image training set to obtain a second three-dimensional segmentation model; obtaining target three-dimensional image data to be processed, and inputting the target three-dimensional image data into the first three-dimensional segmentation model to perform three-dimensional segmentation of the power equipment to obtain a plurality of three-dimensional segmentation images of the power equipment; respectively inputting the plurality of three-dimensional segmentation images of the power equipment into a second three-dimensional segmentation ...

Feeding device for detecting rotating shaft of wind generating set

The feeding device comprises a machine table, a conveying device and a turnover device, the conveying device and the turnover device are arranged on the machine table, the turnover device comprises a support, a turnover body and a driving motor, the longitudinal section of the turnover body is square, the face corresponding to the edge of the square is defined as a turnover face, and the turnover face is arranged on the support. A supporting table and a binding belt are arranged on the overturning face, and the driving motor is arranged on the support and used for driving the overturning body to rotate. Compared with the prior art, conversion of the rotating shaft from the transverse posture to the vertical posture can be conveniently achieved.

Water-based acrylic dip-coating paint and preparation method thereof

The invention discloses water-based acrylic dip-coating paint and a preparation method thereof, and belongs to the technical field of water-based industrial paint. The water-based acrylic dip-coating paint provided by the invention is prepared from the following components in parts by mass: 30 to 45 parts of acrylic emulsion, 3 to 10 parts of auxiliary resin, 0.02 to 0.1 part of cellulose, 0.2 to 0.8 part of wetting dispersant, 0.1 to 0.6 part of defoaming agent, 10 to 35 parts of filler, 0.3 to 1.2 parts of flash rust inhibitor, 0.5 to 1.5 parts of thickening agent, 0.1 to 0.8 part of base material wetting agent, 1.5 to 5 parts of cosolvent, 2 to 10 parts of pigment and 20 to 38 parts of deionized water. The water-based acrylic dip-coating paint provided by the invention has excellent low-temperature film-forming property, freeze-thaw stability and water resistance, and also has excellent mechanical properties, adhesive force and appearance, and meanwhile, when the water-based acrylic ...

Wireless communication network vertical switching method and system based on dynamic double thresholds

The invention provides a wireless communication network vertical switching method and system based on dynamic double thresholds. The method comprises the following steps: acquiring a received signal strength value of a main network in a certain time period, calculating an average value of the received signal strength, and taking the average value as a network evaluation value of the main network; the stability of the main network is judged according to the network evaluation value of the main network and a set stability threshold value, when it is judged that the main network is unstable, the moving step lengths of the high threshold value and the low threshold value are determined, and the high threshold value and the low threshold value are adjusted according to the moving step lengths; and acquiring a current received signal strength value of the main network, comparing the current received signal strength value of the main network with the adjusted high threshold and low threshold, ...

Sound processing method and related device

The invention discloses a sound processing method, which is used for electronic equipment for constructing a three-dimensional model in a virtual environment. The method comprises the following steps: acquiring a description file of a three-dimensional model; analyzing the description file to obtain scene parameters and sound parameters in the description file; rendering according to the scene parameters to obtain a three-dimensional model; according to the scene parameters and the sound parameters, source sound emitted by the sound source position in the three-dimensional model is tracked, so that target sound of the target position is obtained. Based on the scheme, sound processing in the three-dimensional model can be realized based on the description file, and the sound processing efficiency is improved.

Radar roll angle self-calibration method and device and storage medium

The invention discloses a self-calibration method and device for a radar roll angle and a storage medium, and the method comprises the steps: obtaining a motion state of a first vehicle, transmitting a pulse signal and receiving an echo signal by a radar when the motion state meets a preset condition, recognizing a second vehicle in a plurality of lanes in a first direction according to the pulse signal and the echo signal, and determining a roll angle of the second vehicle; wherein the first direction is perpendicular to the driving direction of the first vehicle and parallel to the horizontal plane; calculating lateral distances between the first vehicle and the plurality of second vehicles in the first direction; screening out a plurality of target vehicles meeting a preset condition according to the plurality of transverse distances, and calculating position information of the plurality of target vehicles according to the echo signals of the plurality of target vehicles; and calculating ...

Radar co-frequency anti-interference method and device, radar equipment and storage medium

The invention provides a radar co-frequency anti-interference method and device, radar equipment and a storage medium. The method comprises the following steps: acquiring first original data in a road radar interference scene; performing one-dimensional Fourier transform on each frame of the first original data to determine an uninterfered chirp signal and a first threshold value of an interfered chirp signal; and judging whether the second original data in the actual road scene is interfered or not according to the first threshold value, and performing different suppression processing according to the interference degree. According to the invention, the influence of same-frequency interference on target detection can be improved.

Combined lifting appliance, bridge girder erection machine and working method of combined lifting appliance

The invention provides a combined lifting appliance, a bridge erecting machine and a working method of the combined lifting appliance, and relates to the technical field of high-speed railway bridge construction equipment. According to the combined lifting appliance, the lifting frame serves as a main body structure, the whole combined lifting appliance can be conveniently moved by the lifting beam trolley, a box girder can be conveniently transported, the two carrying pole shafts are detachably installed in the lifting frame and symmetrically arranged at the two ends of the lifting frame in the length direction, and the two carrying pole shafts can be detachably connected with a double-line carrying pole assembly or a single-line carrying pole assembly; the double-line carrying pole assembly or the single-line carrying pole frame can be detachably connected with the hanging bracket through the carrying pole shaft according to the type of a box girder needing to be dispatched, the single-line ...

Flexible supporting leg anchoring device of bridge girder erection machine, flexible supporting leg of bridge girder erection machine and bridge girder erection machine

The invention provides a flexible supporting leg anchoring device of a bridge girder erection machine, a flexible supporting leg of the bridge girder erection machine and the bridge girder erection machine, and relates to the technical field of bridge girder erection machines, the flexible supporting leg anchoring device of the bridge girder erection machine is used for the flexible supporting leg of the bridge girder erection machine, the flexible supporting leg of the bridge girder erection machine comprises a flexible supporting leg body, and the flexible supporting leg body comprises an upper column body and a lower column body which are telescopically connected; comprising upper connecting bases, adjustable telescopic devices and a supporting base, the two adjustable telescopic devices are used for being oppositely arranged on the two sides of the flexible supporting leg body, one ends of the two adjustable telescopic devices are used for being connected with an upper column body through ...

Working method of robot for detecting or replacing cutter head cutter of shield tunneling machine and shield tunneling machine

The invention relates to an operation method of a robot for detecting or replacing a cutter head and a cutter of a shield tunneling machine and the shield tunneling machine. The operation method comprises the following steps: constructing a database of collision-free paths of the robot (3); acquiring a current posture of a robotic arm of the robot (3) and acquiring a target posture of the robotic arm; querying a collision-free path from the current attitude to the target attitude in the database, and optimizing the path; and controlling the robotic arm to move from the current attitude to the target attitude according to the optimized path.

Enteral nutrition injection device

The invention discloses an enteral nutrition injection device which comprises an adjusting section used for adjusting the flow speed and temperature of a nutrient solution, the adjusting section comprises a first adjusting section and a second adjusting section which are connected through a rotary adjusting piece and connector sections integrally connected to the two ends of the adjusting section, and the connector sections are connected with the adjusting section through threaded structures; the first adjusting section is provided with a plurality of through holes which are different in diameter and are uniformly distributed, heating elements are arranged in the second adjusting section, the heating elements comprise an inner ring heating element and an outer ring heating element which are different in diameter and are coaxially mounted, the second adjusting section is provided with an annular structure, and the heating elements are separated in a closed space by the annular structure.

Fluorescence opening sensor for detecting BRCA2 as well as preparation method and application of fluorescence opening sensor

The invention belongs to the technical field of preparation of gene sensors, and particularly relates to a fluorescence opening sensor for detecting BRCA2 as well as a preparation method and application of the fluorescence opening sensor. According to the fluorescence opening sensor, a molecular hairpin H1 is specially designed, the molecular hairpin H1 is of a stem-loop structure, a loop part is composed of five guanine bases, and a stem part comprises a BRCA2 complementary sequence and a sequence partially complementary to the BRCA2 complementary sequence. The fluorescence opening sensor can detect the target gene BRCA2 in one step, the linear detection range is adjusted by changing the concentration of the molecular hairpin H1, the sensor is prepared without modifying a quenching group or using other special materials, the process operation is extremely simple, the specificity is prominent, single base mutation can be effectively recognized, and the application prospect is wide. The ...

Temperature test detection device for micro-grid energy storage battery

The invention discloses a temperature test detection device for a micro-grid energy storage battery, and relates to the technical field of temperature detection devices, and the temperature test detection device comprises a working plate and a side surrounding device. The whole working plate is a cuboid, and an operation panel is fixed to one side of the working plate in the width direction. A side surrounding device is fixed to the end, away from the operation panel, of the working plate through bolts. The whole side surrounding device is a hollow cuboid with two open ends; binding posts corresponding to the positive electrode and the negative electrode of the energy storage battery are arranged at one end, far away from the operation panel, of the working plate; the side wall of the energy storage battery is sleeved with the side surrounding device; the length of the side surrounding device is not less than 1/2 of the length of the energy storage battery; a plurality of temperature sensors ...

Vehicle body speed determination method, radar system and storage medium

The invention discloses a vehicle body speed determination method, a radar system and a storage medium. The method comprises the following steps: detecting feature information of each detection point in a single frame from radar data; reading the body speed of the corresponding single frame; based on the feature information, determining whether each detection point in the single frame is a static detection point; determining the longitudinal speed of each static detection point in the single frame; and determining the ontology estimation speed of the single frame according to the longitudinal speed and the ontology speed. According to the invention, the vehicle body speed is solved in real time based on the detection point of the radar. As the body speed estimation result is derived from the radar, the output result has important significance for improving the dynamic and static discrimination performance of the radar and can be used as supplement and reference for reading the morality ...

Battery test system for water electrolysis hydrogen production electrode

The invention discloses a battery test system for an electrolytic water hydrogen production electrode, which comprises an electrolyte tank and heating system, an electrolyte circulation system, a battery clamp (or called as an electrolytic tank clamp), a power supply module, a lower computer and an upper computer, and is characterized in that the battery clamp is connected with the electrolyte tank and heating system through the electrolyte circulation system; the power supply module is connected with the battery clamp, and the temperature of the battery and the electrolyte tank is monitored and controlled, and the electrolyte flow and the output of the power supply module are monitored and controlled. And a closed-loop constant temperature control system and a closed-loop flow control system are formed, so that the performance indexes of the battery electrode can be better and more comprehensively evaluated.

Safety monitoring equipment for photovoltaic power generation energy storage equipment

The invention discloses safety monitoring equipment for photovoltaic power generation and energy storage equipment, and relates to the technical field of battery test and inspection equipment, and the safety monitoring equipment comprises a workbench and a waterproof detection unit. The waterproof detection unit comprises an outer cover, an electric telescopic rod, an inner cover and an inner bag assembly located in the inner cover. The electric telescopic rod is fixed on the inner wall of the top end of the outer cover; one end, away from the outer cover, of the electric telescopic rod is fixedly connected with the inner cover; the inner bag assembly comprises a wrapping bag, a paraffin bag, an opening binding rope and a rotating column. The end, close to the workbench, of the opening binding rope is fixed to the inner wall of the paraffin bag and penetrates through the limiting rope along the inner wall of the paraffin bag, and the other end of the opening binding rope penetrates through ...

Automatic fiber winding equipment for repairing defective pipeline

The invention belongs to the technical field of pipeline repairing devices, and particularly relates to automatic fiber winding equipment for repairing a defective pipeline. The device comprises two groups of fixing mechanisms which are oppositely arranged and are used for clamping a defective pipeline, a fiber winding device arranged between the two fixing mechanisms, and a connecting device which is arranged on the two fixing mechanisms and is used for connecting the fixing mechanisms and the fiber winding device, the fixing mechanism and the fiber winding device are each provided with a C-shaped cavity used for containing a defective pipeline, and when the fixing mechanism and the fiber winding device are installed on the defective pipeline, the corresponding opening directions of the C-shaped cavities in the fixing mechanism and the fiber winding device are consistent. When fibers are wound on the defective pipeline, the fiber winding device slides on the connecting device in the axis ...

Quick crimping shears

The invention provides a pair of rapid crimping scissors, which is used for fixing a crimping transition pipe and comprises two handles, two scissor handles, crimping holes, a positioning screw between the scissor handles, a positioning screw between the handles and a positioning screw between the handles, the number of the handles is two, the two handles are symmetrical, one ends of the two handles are hinged through the positioning screw between the handles, and the other ends of the two handles are hinged through the crimping holes. An insulating sheath is arranged at the other end; the number of the scissor handles is two, the scissor handles are symmetrical, one ends of the two scissor handles are sequentially provided with two semi-arc-shaped holes with different diameters, and the four semi-arc-shaped holes form the two crimping holes; one ends of the two scissor handles are hinged through the positioning screw between the scissor handles, and the other ends of the two scissor handles ...

Fixing device and fixing method for semiconductor packaging substrate

The invention relates to the technical field of substrate fixing, in particular to a fixing device and method for a semiconductor packaging substrate, and the device comprises a substrate body and a base, the interior of the base is provided with a lifting assembly for lifting, and the interior of the lifting assembly is provided with an adjusting mechanism for fixing the lifting assembly. The fixing device comprises a lifting assembly, a fixing mechanism for fixing a substrate body is arranged at the top end of the lifting assembly, the substrate body is located at the top end of the fixing mechanism, and a cleaning mechanism for cleaning the substrate body is arranged at the top end of one side of the fixing mechanism. The fixing stability is improved, rapid dismounting is convenient, a worker can lift the device and adjust the angle of the device, discomfort caused by long-time stooping of the worker is avoided, and the working efficiency is improved.

Shield tunneling machine duct piece synchronous assembly control method and shield tunneling machine

The invention provides a shield tunneling machine duct piece synchronous assembly control method and a shield tunneling machine, and belongs to the technical field of shield tunneling machine duct piece assembly. In the synchronous assembling process, the position of a parallel mechanism of a propelling system is analyzed, the target displacement of a propelling oil cylinder in a pushing area is obtained, and the propelling oil cylinder is controlled to stretch out and draw back according to the target displacement. When the thrust oil cylinder is controlled to stretch out and draw back, the target speed is obtained according to the target displacement through a speed-based control method, the thrust oil cylinder is controlled to stretch out and draw back according to the target speed, and a thrust oil cylinder pressure matrix corresponding to current geological information and target axis information is extracted from a pre-established expert knowledge base through a pressure-based control ...

Denitrification constructed wetland purification method suitable for tail water of sewage plant

According to the denitrification constructed wetland purification method suitable for the tail water of the sewage treatment plant, the problems that a wetland system is low in nitrogen and phosphorus removal capacity and poor in winter sewage purification effect are effectively solved, the tail water of the sewage treatment plant enters a biological enhancement clarification tank, a cellulose carbon source slowly releases a biodegradable carbon source after being soaked, the biodegradability is improved, and suspended solids are reduced by aquatic plants; the tail water flows into an upflow vertical subsurface flow constructed wetland, microorganisms attached to the inner surface of a mixed matrix carry out deep denitrification on the tail water through denitrification, emergent aquatic plants are planted on the upper surface layer of the wetland, and the situation that the concentration of dissolved oxygen in the tail water is too low and stink is caused is prevented through photosynthesis ...

Internet of Things platform control system

The invention discloses an Internet of Things platform control system which comprises an intelligent terminal, an Internet of Things classification controller, a verification server, a control server, an Internet of Things classification platform, a transmission server and an information collector. According to the Internet of Things platform control system, the information collector and the Internet of Things classification controller are installed on the production line, and data such as the product distance, the product temperature, the product moving speed, the product infrared heat and the product video on the production line are uploaded to the Internet of Things classification controller through the transmission server; and the Internet of Things classification platform monitors the real-time state of the production line equipment by verifying the production line Internet of Things sensing data uploaded by the server.

Detection of bladder cancer marker nuclear matrix protein Nmp22

The invention discloses a bladder cancer marker nuclear matrix protein Nmp22 detection method, which comprises: adopting a liquid-based thin-layer cell sheet preparation technology, preparing a liquid-based thin-layer cell sheet from bladder cancer cell and bladder exfoliated cell samples, adopting immune cell chemical staining, carrying out antigen repair and inactivation, and carrying out immunocytochemical staining to obtain the bladder cancer marker nuclear matrix protein Nmp22. NMP22 rabbit anti-human is combined with bladder exfoliated cell antigen in urine, horse radish peroxidase (HRP) labeled goat anti-mouse corresponding primary antibody is added to be combined, then a chromogenic substrate based on HRP mediated catalysis is added, abnormal cells are stained with brown yellow and are re-stained with hematoxylin staining solution, nuclei of normal cells are blue, cytoplasm is not stained, and the normal cells are not stained. And evaluating the cell staining result under an optical ...

Low-basis-weight corrugated paper and preparation process thereof

According to the low-basis-weight corrugated paper and the preparation process thereof, gelatin and N-acetylated chitosan are arranged in a staggered manner to form a framework structure of an integral corrugated paper product, so that the interaction force and the chemical stability of raw materials in the corrugated paper are enhanced, and the mechanical property of the low-basis-weight corrugated paper is remarkably improved; besides, the recovered heat energy enters the soda boiling, steaming and drying procedures through the heat exchanger for heat coupling, so that the energy consumption of slurry heating can be reduced, the production efficiency can be improved, and the production cost can be reduced. The low-basis-weight corrugated paper is prepared from wood pulp, waste paper pulp, calcium carbonate, xanthan gum, a starch solution, gelatin, N-acetylated chitosan, a cross-linking agent and an auxiliary agent. The preparation process comprises the following steps: 1) pulping; (2) ...

Post-reaction drying device for porous electro-catalysis electrode and control system of post-reaction drying device

The invention discloses a porous electro-catalysis electrode post-reaction drying device and a control system thereof, and the device comprises a driving motor and an obliquely arranged drying cylinder mechanism; the drying cylinder mechanism comprises a roller body and a plurality of supporting plates arranged in the roller body in parallel. The side face of the roller body is provided with an assembly opening connected with the interior of the roller body, the edge of the assembly opening is hinged to a cover plate capable of covering the assembly opening, and the side face of the roller body is further provided with a plurality of cap openings at intervals, when the device and the system are used, the problems that in the prior art, electrode plates are generally horizontally placed in an open environment for drying, so that drying is not uniform, the drying environment is generally kept unchanged, the whole drying environment cannot be effectively controlled, and the drying effect is ...

Unmarked fluorescence sensor and preparation method and application thereof

The invention belongs to the field of biological detection, and relates to an unmarked fluorescence sensor, in particular to an unmarked fluorescence sensor as well as a preparation method and application thereof. According to the application, different non-G basic groups are added at the tail end, multiple molecular hairpins containing G-rich sequences are designed, and the molecular hairpins are combined with ThT to construct a marker A beta DNA for detecting the Alzheimer's syndrome based on a G-triplex (signal descending type) and G-quadruplex (signal ascending type) unmarked fluorescence sensor. Compared with the preparation and detection results of the two sensors, the sensor based on the G-triplex can be prepared by only needing a small amount of G-C base pairs, K < + > and ThT, the preparation cost is low, but the output signal intensity is weak, the detection limit is high, and low-concentration target DNA detection is not facilitated; the preparation cost of the sensor based on ...

Automatic unloading and stacking system for associated radioactive waste residue bags

The invention provides an associated radioactive waste residue bag automatic unloading and stacking system, which belongs to the technical field of radioactive solid waste treatment and disposal and comprises a supporting tray, a lifting transportation mechanism, an intelligent hoisting mechanism and a control unit. After the transportation tool transports the waste residue bags to the designated position, the lifting transportation mechanism can be controlled by the control unit to unload the waste residue bags and the supporting tray from the transportation vehicle together, and then the waste residue bags are hoisted and stacked through the intelligent hoisting mechanism arranged in the storage space for further treatment. According to the automatic unloading and stacking system for the associated radioactive waste residue bags, through cooperation of the lifting transportation mechanism and the intelligent hoisting mechanism and coordination of the control unit, automatic operation ...

Point cloud data splicing method and device, equipment and storage medium

The invention relates to the field of artificial intelligence, and discloses a point cloud data splicing method and device, equipment and a storage medium, which are used for improving the point cloud data splicing accuracy. The method comprises the following steps: performing range search on each point coordinate to obtain a second point coordinate set corresponding to each point coordinate, and performing angle range analysis on the second point coordinate set corresponding to each point coordinate to obtain N angle ranges; a plurality of preset parameter indexes in the N angle ranges are calculated respectively, N parameter index sets are generated, and a target feature matrix of each point cloud data is constructed according to the N parameter index sets; according to the target feature matrix, fusion point location matching is carried out on the multiple pieces of point cloud data, and a target fusion point between every two pieces of point cloud data is obtained; according to the ...

Streaming rendering-based point cloud data processing method and related device

The invention relates to the field of image processing, and discloses a point cloud data processing method based on streaming rendering and a related device, which are used for improving the flexibility and accuracy of point cloud data processing. The method comprises the steps of performing input form matching on original point cloud data to obtain a target input form; performing streaming rendering on the original point cloud data to obtain rendered point cloud data, and optimizing and processing the rendered point cloud data to obtain first point cloud data; obtaining user operation information and generating second point cloud data through the first point cloud data; performing point cloud data registration on the second point cloud data to obtain a target transformation matrix, and performing three-dimensional model construction on the second point cloud data according to the target transformation matrix to generate a target three-dimensional model; and performing attribute information ...

Installation construction equipment and installation method for air pipe in narrow vertical shaft

The invention discloses installation construction equipment for an air pipe in a narrow vertical shaft and an installation method.The equipment comprises a supporting mechanism used for supporting the air pipe to descend and a protection mechanism used for preventing the air pipe from colliding with the shaft wall in the descending process, and the supporting mechanism comprises a supporting plate used for supporting the air pipe and a base supporting plate arranged below the supporting plate; the base and the supporting plate are connected through a plurality of stacked supporting air bags. The height of the supporting plate is controlled by controlling the number of the inflated supporting air bags, one section of air pipe can enter the vertical shaft every time the air in one supporting air bag is discharged, the air pipes can enter the vertical shaft after being externally installed, assembly between the air pipes is facilitated, the workload of air pipe installation is reduced, and ...

Shield tunneling machine duct piece assembling method, device and system and storage medium

The invention provides a shield tunneling machine duct piece assembling method, device and system and a storage medium, and relates to the technical field of tunnel construction. The method comprises the following steps: establishing a space model of assembled segments; according to the space model, calculating a target splicing position of the to-be-spliced duct piece; after it is detected that the to-be-assembled duct piece is hoisted in place, first point cloud information of the to-be-assembled duct piece is obtained; according to the first point cloud information, bolt position information of the segment to be assembled is determined; and according to the bolt position information of the to-be-assembled duct pieces, the erector is controlled to grab the to-be-assembled duct pieces, the to-be-assembled duct pieces are hoisted to the corresponding target assembling positions, and duct piece assembling is completed. According to the pipe piece grabbing and splicing device, on the premise ...

Speed ambiguity resolution method and device, radar equipment and storage medium

The invention provides a speed ambiguity resolution method and device, radar equipment and a storage medium, and the method comprises the steps: transmitting a preset number of pulse waveforms for sampling according to a preset waveform constraint condition, and then carrying out the grouping of obtained echo waveforms, performing two-dimensional Fourier transform on the grouped waveform data to obtain two groups of corresponding distance-Doppler maps, and performing constant false alarm rate detection on one group of distance-Doppler maps to obtain an index of a target detection point; and then the non-fuzzy velocity is calculated according to the index obtained from the distance-Doppler graph and the algorithm provided by the invention. According to the invention, the calculation efficiency and calculation precision of the non-fuzzy speed can be improved.

Noodle aging and slow dehydration integrated system for micro-fermented noodles

The invention discloses a noodle curing and slow dewatering integrated system for micro-fermented noodles, which comprises a closed noodle fixing and drying stage, a noodle curing and drying stage, a slow low-temperature dewatering and drying stage and a cooling and tempering drying stage, and a noodle conveying line for independently controlling the conveying speed and a temperature and humidity control device are arranged in each drying stage. The noodle conveying lines are sequentially connected in a butt joint mode, the noodles which are cut into strips and hung on the rod are placed on the noodle conveying lines and sequentially pass through a closed strip fixing and drying stage, a noodle curing and drying stage, a low-speed low-temperature dewatering and drying stage and a cooling and tempering drying stage, and the noodle curing and drying stage is used for activating endogenous enzymes in the noodles and generating micro-fermentation; a micropore structure is formed in the noodles ...

Rendering method and related device

The invention discloses a rendering method and a related device, which are used for determining proper parameters of rendering characteristics for different terminals so as to improve the rendering effect. The method comprises the following steps: a terminal sends a first request to a first server, wherein the first request carries description information of the terminal and description information of a first rendering characteristic; the first server obtains values of one or more parameters according to the description information of the terminal and the description information of the first rendering characteristic and sends the values to the terminal, and the terminal executes rendering operation corresponding to the first rendering characteristic according to the values of one or more parameters.

Sign language video generation method and device, computer equipment and storage medium

The embodiment of the invention discloses a sign language video generation method and device, computer equipment and a storage medium, and belongs to the field of artificial intelligence. The scheme comprises the following steps: acquiring a listener text, wherein the listener text is a text conforming to a grammatical structure of a healthy listener; abstract extraction is conducted on the listener text, an abstract text is obtained, and the text length of the abstract text is smaller than that of the listener text; converting the abstract text into a sign language text, wherein the sign language text is a text conforming to the grammatical structure of the hearing-impaired person; and generating a sign language video based on the sign language text, wherein the sign language video is synchronized with the audio corresponding to the listener text. By adopting the scheme provided by the embodiment of the invention, the intelligibility of the sign language video can be improved, the implementation ...

Train bottom inspection robot

The train bottom inspection robot comprises a vehicle frame, the vehicle frame is of a rectangular flat plate structure, moving assemblies are arranged above the four corners of the vehicle frame correspondingly, and supporting arms for supporting the moving assemblies are rotationally arranged at the four corners of the vehicle frame correspondingly; the inner side of the frame is provided with four sets of deformation air cylinders which push the supporting arms to drive the moving assemblies to turn inwards and outwards to achieve structural transformation. The moving assembly comprises a moving motor fixed to the outer end of the supporting arm, the output end of the moving motor is in transmission connection with a propeller disc, and a plurality of fan-blade-shaped propellers are fixed to the outer circumferential side of the propeller disc in a surrounding mode. The inspection robot has the beneficial effects that the wheels of the inspection robot are arranged to be of an up-and-down ...

Product function monitoring method, device and equipment and storage medium

The invention provides a product function monitoring method and device, equipment and a storage medium, and can be applied to the field of finance. The method comprises the following steps: putting an evaluation questionnaire for a target function according to the monitoring frequency of the target function; obtaining questionnaire data of the evaluation questionnaire, the questionnaire data including main dimension hierarchy data and net recommendation value data; according to the main dimension hierarchy data and the net recommendation value data, an integrated experience index of the target function is determined, and the integrated experience index is used for reflecting the overall user experience level of the target function; and adjusting the monitoring frequency of the target function according to the integrated experience index.

Ge-Te phase change storage thin film based on PI flexible substrate and preparation method and application of Ge-Te phase change storage thin film

The invention provides a Ge-Te phase change storage film based on a PI flexible substrate and a preparation method and application thereof. The chemical general formula of the Ge-Te phase change storage film is GexTe10-x (1lt; xlt; 9), the thickness of which ranges from 140 nm to 200 nm; the preparation method comprises the following steps: taking Ge5Te5 with the purity of 99.999% as a sputtering target material, carrying out single-target co-sputtering, introducing high-purity argon as a working gas, and carrying out surface deposition by taking PI as a substrate material. The problem of mechanical deformation of the flexible device in the practical application process is solved, and the preparation method is low in cost, high in process controllability and easy for large-scale production.

Automatic sorting machine for logistics classification

The automatic sorting machine comprises a rack, a transmission mechanism, a swing mechanism and a balance wheel mechanism, the balance wheel mechanism comprises a guide wheel, a transmission wheel, a top bevel gear and a bottom bevel gear, the two ends of the transmission wheel are provided with a rolling wheel part and a bevel gear part which are coaxially arranged correspondingly, and the bottom of the guide wheel makes contact with the top of the rolling wheel part; the transmission mechanism comprises transmission shafts and a transmission motor, each transmission shaft is fixedly sleeved with a plurality of transmission bevel gears, the number and the positions of the transmission bevel gears correspond to the number and the positions of the balance wheel mechanisms, and the directions of the transmission bevel gears corresponding to the adjacent balance wheel mechanisms in the same set are opposite. The bevel gear parts meshed with the top bevel gears of the adjacent balance wheel ...

Real-time point cloud target detection method and device based on voxel division

The invention relates to the field of artificial intelligence, and discloses a real-time point cloud target detection method and device based on voxel division, which are used for improving the accuracy of target detection and state analysis. The method comprises the following steps: performing point cloud data acquisition on a target road area through a preset image acquisition terminal to obtain a point cloud data set; performing three-dimensional modeling on the point cloud data set to obtain a corresponding three-dimensional point cloud space; inputting the point cloud data set into a preset feature extraction model, and performing voxel feature extraction on the three-dimensional point cloud space through the feature extraction model to obtain a corresponding voxel feature set; performing point cloud space screening on the three-dimensional point cloud space through the voxel feature set, and determining at least one to-be-analyzed space; and performing state analysis on the at least ...

Radar target detection method and device, radar equipment and storage medium

The invention provides a radar target detection method and device, radar equipment and a storage medium, and the method comprises the steps: carrying out the compression processing of a distance-Doppler graph generated by radar echo data, so as to obtain a first ground noise graph; performing sliding filtering processing on the first bottom noise map to obtain a second bottom noise map; all Doppler units of the same distance in the distance-Doppler map are obtained, target detection is carried out on each Doppler unit according to a detection high limit value, a detected target result is output, and the detection high limit value is obtained through calculation according to the value of the second bottom noise map and a preset detection threshold value. According to the invention, the accuracy of radar target detection can be improved.

Radar roll angle self-calibration method and device and storage medium

The invention discloses a radar roll angle self-calibration method and device and a storage medium, and the method comprises the steps: obtaining the motion state of a vehicle, and judging whether the two sides of the vehicle are provided with guardrails or not when the motion state meets a preset condition; when the vehicle is provided with a first guardrail on the first side and is provided with a second guardrail on the second side, a first echo signal corresponding to the first guardrail and a second echo signal corresponding to the second guardrail are obtained respectively; calculating a plurality of first angle values of the radar on the first side according to the plurality of first echo signals, and calculating a plurality of second angle values of the radar on the second side based on the plurality of second echo signals; and calculating a roll angle deviation value of the radar according to the plurality of first angle values and the plurality of second angle values, and adjusting ...

Performance testing method and device for air compressor

The invention discloses a performance test method for an air compressor, and relates to the field of air compressors, the performance test of the air compressor is started through a real-time switch signal, in the test process, after performance test parameters are initialized, a preset pressure and rate test module is executed, the maximum value of the inflation pressure and the inflation rate are calculated, and at the moment, the maximum value of the inflation pressure and the inflation rate are calculated; the preset durability test module is executed again according to the on-off state of the real-time switching signal, in the process of executing the preset durability test module, the number of remaining cycles is recorded according to the real-time detection information and performance test parameters, whether the air compressor breaks down or not is judged, the durability test cycle is quitted when the air compressor breaks down, and when the air compressor does not break down, ...

Generator frequency modulation method and device, electronic equipment and storage medium

The invention provides a generator frequency modulation method and device, electronic equipment and a storage medium. The generator frequency modulation method comprises the following steps: acquiring an output signal of a target generator; analyzing the output signal by adopting a first analysis mode to obtain a first frequency measurement value, and analyzing the output signal by adopting a second analysis mode to obtain a second frequency measurement value; determining whether the target generator is in a first working condition or a second working condition according to the output signal; performing redundancy processing on the first frequency measurement value and the second frequency measurement value according to at least one of the first working condition and the second working condition of the target generator, and outputting a target frequency measurement value; and performing frequency modulation processing on the target generator according to the target frequency measurement ...

Dynamic evaluation method for gas pipe network

The invention discloses a gas pipe network dynamic evaluation method, and relates to the technical field of gas pipe networks, and the method comprises the steps: on the basis of the inherent risk of a gas pipeline, adding factors affecting the current risk, and carrying out the dynamic evaluation of the pipeline; the factors influencing the current risk comprise the pipe network failure probability, the pipe network leakage harmfulness and the current operation condition of the pipe network; performing risk scoring based on the risk factor score table through identification of each risk factor to obtain a score value F; according to a numerical value of delta F = F maximum score-F minimum score, risk grading is carried out according to a preset rule; according to the method, comprehensive consideration is carried out on the aspects of pipeline leakage probability, damage degree and the like in the pipeline management process; on the basis of inherent risk assessment of the pipeline, the ...