包装盒（星慕洁藏红花清火牙膏）

显示器（MS27G0）

Chromatograph carrier gas self-checking system of gas sampling system of high-temperature gas cooled reactor nuclear power plant

The invention provides a carrier gas self-checking system for a chromatographic instrument of a gas sampling system of a high-temperature gas cooled reactor nuclear power plant. The first helium gas tank and the second helium gas tank are both provided with helium gas which is detected and meets the helium gas purity requirement; the control device is used for controlling the first helium tank to input carrier gas to the chromatographic instrument through a switching valve and controlling the second helium tank to input carrier gas to the chromatographic instrument through the switching valve after helium in the first helium tank is used up, and the control device is used for controlling the second helium tank to input carrier gas to the chromatographic instrument through the switching valve after helium in the first helium tank is used up. And controlling the replaced first helium tank to input to-be-detected gas to the chromatographic instrument through the switching valve so as to obtain ...

Diaphragm type deluge valve group monitoring method, device and system and storage medium

The invention discloses a diaphragm type deluge valve group monitoring method, device and system and a storage medium. The method comprises the following steps: acquiring first detection data of a first water sensor; wherein the first water immersion sensor is arranged in at least one of the following positions: a water outlet of a drip check valve connected with the diaphragm type deluge valve group, a position below an electromagnetic valve drain pipe of the diaphragm type deluge valve group and a position below a hydraulic alarm bell of the diaphragm type deluge valve group; acquiring the current state of the diaphragm type deluge valve group; based on the first detection data and the current state, whether the diaphragm type deluge valve group is abnormal or not is monitored; and generating first alarm information in response to the abnormality of the diaphragm type deluge valve group. According to the technical scheme, the diaphragm type deluge valve group can be monitored in real ...

ANAEROBIC AMMOXIDATION SYNERGISTIC NITROGEN REMOVAL PROCESS DEVICE OF MUNICIPAL SEWAGE MAIN AND SIDE STREAMS AND APPLICATION METHOD THEREOF

Provided are an anaerobic ammoxidation synergistic nitrogen removal process device of municipal sewage main and side streams and an application method thereof, comprising a municipal sewage raw water tank (1), a biological reaction pool (2), a secondary sedimentation pool (3), a sludge digestion solution raw water tank (4) and a sludge digestion solution AOB strengthening pool (5); wherein, the municipal sewage raw water tank (1) is connected with a water inlet valve (2.2) of the biological reaction pool (2) through a water inlet pump (2.1) of the biological reaction pool (2); the biological reaction pool (2) is connected with the secondary sedimentation pool (3) through a secondary sedimentation pool connection pipe (3.3); the sludge digestion solution raw water tank (4) is connected with a water outlet valve (4.1) of the sludge digestion solution raw water tank (4) through a water inlet pump (4.2) of the sludge digestion solution raw water tank (4); the sludge digestion solution AOB strengthening ...

护腕鼠标垫

Synchronous motor, control method thereof and wind power generation system

The invention discloses a synchronous motor and a control method thereof, and a wind power generation system, the synchronous motor comprises a casing, a rotor and a stator, the rotor is arranged in the casing and is connected with the casing through a rotor bearing, one end of the rotor extends out of the casing, and the other end of the rotor extends out of the casing. The stator is sleeved on the rotor and is located in the casing, the synchronous motor further comprises at least one driving assembly, the driving assembly comprises a speed regulating motor and a transmission part, the speed regulating motor is connected with the stator through the transmission part, the stator is connected with the casing through a stator bearing, and the stator bearing is connected with the casing through the transmission part. And the driving assembly is configured to drive the stator to rotate, so that the stator and the rotor have synchronous rotating speeds. According to the invention, the synchronous ...

Signal collector for pipeline external detection

The invention provides a signal collector for pipeline external detection, which comprises a plurality of detection probes, a signal collector, a power supply, a control device, a storage device, a signal conditioning device, a Bluetooth device, a WiFi device, a power supply management device and an AD collection device, the power supply, the control device, the storage device, the signal conditioning device, the Bluetooth device, the WiFi device, the power management device and the AD acquisition device are all installed in the signal acquisition device, the storage device, the signal conditioning device, the Bluetooth device, the WiFi device, the power management device and the AD acquisition device are all connected with the control device, and the plurality of detection probes are connected with the AD acquisition device. The power supply is connected with the power management device. The plurality of detection probes transmit detected data into the signal collector, so that the detected ...

METHOD AND SYSTEM FOR ROAD NAVIGATION AND DEVICES FOR SERVICE NAVIGATION AND TERMINAL NAVIGATION

A method and system for road navigation and devices for service navigation and terminal navigation are disclosed in the present invention. The method for road navigation includes: receiving a video playing request message, wherein the video playing request message comprises a road marker; finding a road simulation driving video stream corresponding to the road marker; and outputting the road simulation driving video stream. The embodiments of the present invention obtain a road simulation driving video stream corresponding to a road marker according to a video playing request message comprising the road marker, thus realizing that an actual video for a road is played for a driver, thereby providing a more actual, exact navigation service.

Float power station mounting platform

... 本实用新型提供了种漂浮电站安装平台，包括浮箱(1)，所述浮箱(1)的顶面两端或者两个侧面设置有光伏板安装部件，且每两个浮箱(1)构成平台单元，同平台单元的浮箱(1)之间通过若干连接件(6)连接。相邻的平台单元之间通过连接件或者浮箱(1)相邻侧面上的匹配结构紧固连接。本实用新型将光伏板(9)设置在两个浮箱(1)之间的水域上方，充分利用光伏板与水面之间的持续循环水冷原理实现双重持续循环冷却光伏板，提高了光伏板的输出功率，延长光伏板材料的寿命。此外，本实用新型中的浮箱(1)采用实心结构，避免了浮箱(1)日久老化开裂后而下沉，便于回收利用，也使得浮动平台更加稳固。 ...

Probe for detecting voltage gradient of buried pipeline

The invention relates to a probe rod for detecting the voltage gradient of a buried pipeline. The probe rod comprises a probe rod main body, a probe assembly, a locking positioning part, an aviation plug and a switch button, the probing stick body comprises an outer tube and an inner tube, one part of the lower end of the inner tube is a mounting section, the mounting section is located outside the outer tube, and a probe assembly is mounted on the mounting section; the upper end of the inner pipe is positioned in the outer pipe, and is pressed and fixed with the inner side wall of the outer pipe through a locking positioning part; one part of the upper end of the outer pipe is an assembling section, the assembling section and the upper end of the inner pipe are arranged at intervals in the respective axial directions, a sleeve is arranged on the assembling section, and a switch button is installed at the free end of the sleeve; an aviation plug is arranged on the section, between the assembly ...

Wire hot stripping machine

The utility model discloses a wire hot stripping machine, which comprises a power transformer and a wire stripping device electrically connected with the power transformer. The wire stripping device comprises a heating wire, a base and a pair of connecting plates; the connecting end of the heating wire is fixed on the pair of connecting plates, and the heating wire is electrically connected with the power transformer; the heating wire is provided with a heating ring, and the heating ring is arranged on the wire in a sleeved mode. The connecting plate is connected with the base in a sliding manner; the wire stripping device further comprises an adjusting mechanism which is connected with the base and used for adjusting the diameter of the heating ring. The cable hot stripping device can be conveniently and quickly suitable for hot stripping treatment of wires with different diameters, and the switching efficiency of the cable hot stripping device used for hot stripping of the wires with ...

Test verification platform security assessment method, storage medium and equipment

The invention discloses a test verification platform security assessment method, a storage medium and equipment, and the method comprises the following steps: S1, information collection: collecting basic information of a target platform, including URL, IP address, Web server information and operating system information; s2, vulnerability detection: sending a set HTTP request to a target platform and using a set attack mode; s3, analyzing a result: collecting a response result of the target platform, and analyzing and comparing the response result to judge whether the target platform has vulnerabilities and security risks or not; and S4, generating a report: generating a detailed report according to analysis and comparison results in the step S3, and describing vulnerabilities and security risks existing in the discovered target platform, including types and levels of the vulnerabilities, possible influences and repair suggestions. According to the invention, potential security vulnerabilities ...

Ceramic metal integrated packaging piece and packaging method

The invention discloses a ceramic-metal integrated packaging piece and a packaging method. The ceramic-metal integrated packaging piece comprises a ceramic body, a molybdenum-manganese layer, a nickel metal layer, a solder layer and a metal piece which are connected in sequence. The molybdenum-manganese layer is 5-30 microns thick and comprises the following raw material components: ceramic metal powder and a binder solution; the thickness of the nickel metal layer is 0.5-15 microns, and the nickel metal layer comprises the following raw material components: nickel powder and a binder solution; the thickness of the solder layer is 3-100 microns, and the solder layer comprises the following raw material components: solder powder and a binder solution. The binder solution comprises a binder and water, and the mass ratio of the binder to the water is (0.2-1.5): 1; the binder is a polymer with a hydrophilic monomer and a hydrophobic monomer at the same time, and the mass ratio of the hydrophilic ...

Methane liquid ozone sterilizing device

... 一种沼液臭氧杀菌装置，包括罐体、臭氧发生器，所述罐体内安装有曝气管和隔板，所述曝气管位于底部，所述隔板位于上部，所述隔板设置有筛网，所述罐体顶部设置有开口，所述开口上安装有罐盖，所述臭氧发生器与曝气管相连，所述罐体顶部设置的进液口位于隔板上方，所述罐体底部设置有排液口。沼液臭氧杀菌装置采用臭氧进行杀菌，杀菌能力优秀，而且其本身无刺激性气味，使用安全，臭氧分解后产生无害的氧气，不会产生有毒物质，对人体无危害，也避免造成污染。 ...

Low-friction structure of gear reducer

The low-friction structure of the gear reducer comprises a shell, a driving gear and a transmission gear are rotationally arranged in the shell and meshed with each other, the diameter of the driving gear is smaller than that of the transmission gear, and the bottom of the transmission gear extends to the bottom of the shell. A first gear hole is formed in the side edge, located on one side of the driving gear, of the shell, a first annular wall is arranged on the circumferential edge of the first gear hole in a protruding mode, an oil base is arranged at the bottom of the first annular wall in a protruding mode along the circumferential edge, and an oil cavity is formed in the position, located below the transmission gear, of the bottom of the shell. Lubricating oil can be rapidly added to the surfaces of the gears, so that friction force between the gears in the speed reducer can be reduced during meshing rotation, and the service life is prolonged.

THREE-DIMENSIONAL ULTRASONIC IMAGING METHOD AND SYSTEM

Disclosed are a method and a system for three-dimensional ultrasonic imaging. comprising: conducting a first group of line scans on a scanning object at a first group of scanning positions; receiving echo signals of the first group of line scans and acquiring a first group of scanning line data; carrying out a second group of line scans on the scanning object at a second group of scanning positions; receiving echo signals of the second group of line scans and acquiring a second group of scanning line data; and acquiring a three-dimensional image of the scanning object according to scanning data comprising the first group of scanning line data and the second group of scanning line data; the scanning positions in the second group of scanning positions are shifted by a first distance along a direction parallel with a frame scanning direction relative to the scanning positions in the first group of scanning positions corresponding to the scanning positions, allowing an increase of joint line ...

Control device and method for high-temperature gas cooled reactor nuclear power station

The invention provides a control device and method for a high-temperature gas cooled reactor nuclear power plant, the device comprises at least two controllers for controlling different reactors in the high-temperature gas cooled reactor nuclear power plant, and the at least two controllers comprise a first controller for controlling only a single reactor and/or a second controller for controlling only a single reactor. The first controller is used for acquiring user account information in response to a user input operation and allowing to control the single reactor under the condition that the control authority of the single reactor is determined according to the user account information, and the second controller is used for controlling the single reactor in response to the completion of the execution of the unlocking process. According to the method, the unlocked target reactor is determined from the at least two reactors, and the target reactor is allowed to be controlled, so that on ...

Entity processing model training method, entity identification method and device

The embodiment of the invention provides an entity processing model training method and device and an entity recognition method and device. The entity processing model training method comprises the steps that a text training set used for training an entity processing model is obtained; training the text feature extraction network and the at least two downstream processing networks according to the text training set to obtain a target text feature extraction network; and obtaining a target downstream processing network, and constructing a target entity processing model according to the target text feature extraction network and the target downstream processing network. The entity processing tasks are mapped to different processing spaces by utilizing at least two downstream processing networks, so that the text feature extraction network is prevented from excessively fitting a certain entity processing task, an accurate target text feature extraction network is obtained, an accurate target ...

Method for separating and identifying biliary tract cancer (CTC) by using HSPG immune liposome magnetic spheres

The invention discloses a method for separating and identifying biliary tract cancer CTC (circulating tumor cells) by using HSPG (high-specific-protein-G) immune liposome magnetic spheres, which comprises the following steps of: constructing a multi-phenotype series HSPG immune liposome magnetic sphere system through a biliary tract cancer specific marker HSPG series, and sorting and identifying the peripheral blood CTC of the biliary tract cancer; based on an analysis result, a test based on HSPG series CTC counting is performed on clinical pathological characteristics of the biliary tract cancer, so that various parameters derived from the biliary tract cancer CTC can be conveniently detected through a specific HSPG targeting factor of the biliary tract cancer, and multi-frequency dynamic analysis and monitoring are performed.

Intelligent probe for DCVG detection and CIPS detection

The invention relates to the technical field of pipeline transportation detection, in particular to an intelligent probing stick for DCVG detection and CIPS detection, which comprises a probing stick main body, one end of the probing stick main body is fixedly connected with an electrode fixing copper column, and the outer wall of one end of the electrode fixing copper column is movably connected with a copper sulfate solution reference electrode fixing pipe. The inner wall of the copper sulfate solution reference electrode fixing tube is fixedly connected with a reference electrode, one end of an electrode fixing copper column is fixedly connected with a coil combination, and the outer wall of the probe body is fixedly connected with an aviation plug fixing plate. According to the invention, a reference electrode is carried, a satellite module is embedded in the probe to match with an interrupter of CIPS, a detection point is positioned, a receiving/transmitting coil combination is embedded ...

Water conservancy project drainage pipeline laying method

The invention discloses a water conservancy project drainage pipeline laying method, and belongs to the field of water conservancy project construction. The interior of the water storage tank is divided into a plurality of blocks including the pure water interval, the material mixing interval, the heat preservation interval and the filtering interval, the same number of liquid capacities are set in the different intervals, and the state of liquid is monitored in real time, so that workers can check problems existing in the water draining process, and the working efficiency is improved. Aquatic herbaceous plants are planted in different intervals at intervals, the planting line spacing can be finely adjusted according to the site construction condition due to the large size difference between different kinds of different aquatic herbaceous plants, the outbreak of algal blooms and blue-green algae can be effectively controlled by planting the aquatic herbaceous plants and utilizing the biological ...

一种具有定位功能的家具雕刻设备和方法

... 本发明涉及家具生产技术领域，具体涉及一种具有定位功能的家具雕刻设备和方法。本发明设计的机架包括有边缘固定块，边缘固定块的弧面可防止木屑在边角处堆积。设计的雕刻机构在雕刻头侧面设计有斜向下吹风的风箱，即可以冷却雕刻头，又可以将雕刻的花纹凹槽内残存的木屑吹出。设计的废料收集机构在液压缸作用下将木屑压成块状，提高了容纳量，同时块状木屑方便运输和后期的回收利用。设计的定位机构，利用定位气缸带动底座沿滑轨移动，底座上部的活动板在辅助块的辅助块弧面作用下可实现上下升降，当夹持时，活动板向内侧移动，此时定位块凸出安装面夹持家具木板，当不夹持时，活动板向外侧移动，定位块上表面和安装面持平，方便移动家具木板。 ...

Wind generating set driving chain and wind generating set comprising same

The invention discloses a wind generating set driving chain and a wind generating set comprising the same, and relates to the technical field of wind power generation. The wind generating set driving chain comprises a differential planet speed regulation gear box, a synchronous generator and a speed regulation motor, and the output end of the differential planet speed regulation gear box is connected with the synchronous generator; the differential planet speed regulation gearbox comprises a gear ring, a pinion, a planet wheel and a sun wheel, the pinion is rotationally connected with the gear ring, the sun wheel is coaxially and rotationally connected with the gear ring through the planet wheel, the pinion is arranged on the outer side of the gear ring, and the sun wheel is arranged on the inner side of the gear ring; an input shaft of the pinion is connected with an output shaft of the speed regulating motor, and an output shaft of the sun gear is an output end of the differential planet ...

Vehicle-mounted air conditioner control method for improving cabin experience and vehicle controller

The invention relates to the technical field of vehicle-mounted air conditioner control, and discloses a vehicle-mounted air conditioner control method for improving cabin experience and a vehicle controller. The method comprises the steps that air conditioner self-starting parameters set by a user through a central control screen are received, and the air conditioner self-starting parameters comprise self-starting time and an operation mode; and when the self-starting time is up, judging whether an air conditioner starting condition is met or not according to the whole vehicle state, and if yes, controlling the air conditioner to be self-started according to the corresponding operation mode. According to the method, the air conditioner can be automatically started according to the requirements of a user when the vehicle is in a signal-free state, and a good driving environment can be achieved when the user gets on the vehicle.

PREPARATION METHOD FOR INTERMEDIATE 4AA OF IMIPENEM DRUGS

Disclosed is a preparation method for an intermediate 4AA of imipenem drugs. The preparation method comprises: making 4-substituted aniline into an intermediate (A); performing epoxidation on L-threonine to produce (2R, 3R)-epoxy butyric acid; enabling the (2R, 3R)-epoxy butyric acid and the intermediate (A) to undergo a coupling reaction, and obtaining an intermediate (B); enabling the intermediate (B) to undergo a cyclization reaction, and obtaining an intermediate (C); enabling the intermediate (C) to undergo a hydroxyl protection reaction, and obtaining an intermediate (D); enabling the intermediate (D) to be oxidized to form an acetoxy group, and enabling an oxidized product to undergo an ozonation reaction, wherein G is H, F, Cl, Br, a methoxy group, oxethyl or an amino group; X is Cl, Br or I; and R is H, straight chain alkyl of C1-C6, cyclopropyl, isopropyl, tert-butyl, a phenyl group, p-chlorophenyl, o-chlorophenyl, p-bromophenyl, o-bromophenyl, p-methoxyphenyl, o-methoxyphenyl ...

Water supply and drainage system for ecological garden

The water supply and drainage system comprises a device body, a water inlet is formed in the device body, a water storage cavity is formed in the top of an opening and closing plate, a liquid level sensor is arranged in the water storage cavity, a blocking plate is arranged in a partition plate, a communicating opening is formed in the bottom of a drainage channel, and a fixing plate is arranged on the side edge of the communicating opening. A water tank edge is arranged on the side edge of the pull rod, a water sump is arranged at the top of the connecting pipe, a screen is arranged at the top of the water sump, and a nozzle is arranged at the bottom of the flow dividing pipe. According to the water supply and drainage system for the ecological garden, the blocking plate is installed on the side edge of the partition plate, foreign matter or impurities are prevented from entering the device when the device drains water in the garden, the foreign matter and the impurities are effectively ...

Defect detection method and system based on cable tunnel

The invention provides a defect detection method and system based on a cable tunnel. The defect detection method comprises the following steps: acquiring typical defect image data in a cable tunnel by using a sensor carried by a robot dog, and constructing a cable tunnel typical defect image sample library by using the typical defect image data; training a defect detection model by using sample data in the cable tunnel typical defect image sample library to obtain a trained defect detection model; performing image detection and auxiliary labeling on a to-be-detected image acquired by a robot dog in real time by using the defect detection model to obtain a labeled image; and utilizing a deep learning AI image recognition method to carry out image recognition on the marked image to obtain a defect recognition result of the to-be-detected component object in the to-be-detected image. The system comprises modules corresponding to the steps of the method.

Portable MBR technology sewage treatment plant

... 本实用新型涉及种移动式MBR工艺污水处理装置，包括预处理组件、主处理组件、副处理组件；预处理组件上设置有污水进水管，副处理组件上设置有再生水出水管；预处理组件包括依次按序连接的浮渣区、沉淀区、调节区；主处理组件包括依次按序连接的缺氧区、好氧区、膜区，缺氧区的进口设置有细格栅，膜区内设置有膜组器、气提回流装置、排泥泵、水位计和电加热器；副处理组件包括鼓风机、自动反洗装置、电控柜、产水泵、臭氧制备投加装置；鼓风机分别连接至浮渣区、调节区、曝气器和膜组器的曝气管。其具有结构简单、设计合理、便于制作和运输、污水处理效率高、使用寿命长、维护成本低、降低工人的劳动强度等优点。 ...

RAILWAY WAGON BRAKE CONTROL SYSTEM AND CONTROL METHOD

A railway wagon brake control system, comprising a train pipe (17) and multiple disc brakes (12), the disc brakes (12) each braking each wheel of a railway wagon; further comprising an ECP control host (7) and a distribution valve (6) communicated with the train pipe (17), the distribution valve (6) being communicated with multiple relay valves (10), the relay valves (10) each corresponding to each bogie of the railway wagon, and each disc brake (12) of the same bogie being communicated with the relay valve (10) corresponding to the bogie; further comprising a control air cylinder (15) and an auxiliary air cylinder (16) which are respectively communicated with the distribution valve (6), each bogie being provided with at least one weighing valve (13), and each weighting valve (13) being communicated with the auxiliary air cylinder (16) and the relay valve (10); and further comprising an ECP pre-control chamber (14), the ECP pre-control chamber (14) being communicated with the train pipe ...

Intelligently designed image defect point automatic repair method and system

The invention discloses an intelligent-design image defect point automatic restoration method and system, and the method comprises the steps: carrying out the grid processing of object edge regions with feature overlapping among all levels, completing the restoration, carrying out the fusion processing of the feature overlapping regions of a single level and adjacent levels after restoration, and carrying out the fusion processing of the feature overlapping regions of the single level and the adjacent levels. According to the method and the device, the problem that the image edges of different hierarchies are partially fused with the image of the adjacent hierarchies after the image edges of the different hierarchies are overlapped, so that the image edges of the different hierarchies have noise is solved, the defect points of the noise on the image edges of the different hierarchies in the design image can be repaired, and the quality of the design image is improved.

CIRCULATION APPARATUS FOR COMPLETE MIX ANAEROBIC REACTION AND METHOD FOR CIRCULATION OF BIOGAS REACTION FEEDSTOCK

Provided is a circulation apparatus for complete mix anaerobic reaction, which comprises a complete mix anaerobic reaction tank and a circulation tank, wherein the top part of the complete mix anaerobic reaction tank is connected with the circulation tank via an overflow pipe; the lower part of the circulation tank is connected with the lower part of the complete mix anaerobic reaction tank via a transmission pipe and a feedstock transmission pump; and the circulation tank is connected with a transmission pipe which provides biogas reaction feedstock. A heat exchanger and a central cylinder are set in the circulation tank, and the overflow pipe is connected with the central cylinder, and the lower part of the central cylinder has a liquid outlet pipe. Also provided is a method for the circulation of biogas reaction feedstock.

METHOD AND DEVICE OF TRANSMISSION AND PLAY OF ADVERTISEMENT PROGRAMS

A method and device of transmission and play of advertisement programs are disclosed in the present invention. The method mainly includes that: the content of an advertisement program and a play list of advertisement service with XML (Extensible Markup Language) format are sent to a user terminal, and the user terminal receives the play list of advertisement service with XML format and the content of the advertisement program sent by a server and controls the play of the advertisement program based on the play list of advertisement service with XML format. In the embodiments of the present invention, a relatively integrated description is provided for the information included in a play list of an advertisement program by using XML format for describing the play list of the advertisement program. Accordingly, the extension capability and the universality of the play list of the advertisement program are improved and the adaptability of advertisement insertion scheme is enhanced.

Investment return measuring and calculating method for user side energy storage based on contract energy management

The invention discloses a user side energy storage investment return measuring and calculating method based on contract energy management, and the method comprises the following steps: S1, evaluating the user side energy storage, and obtaining the energy storage income; s2, the contract energy management is evaluated, and the predicted income of the contract energy management is obtained; s3, establishing an investment return measuring and calculating model, and determining an investment return rate according to the energy storage income and the predicted income; the income prediction accuracy can be improved through multi-dimensional measurement and calculation, and the investment return measurement and calculation accuracy of user side energy storage based on contract energy management is improved; according to the method, contract energy management can be subjected to primary measurement and calculation, and secondary measurement and calculation are performed through rolling prediction ...

NEW CRYSTALLINE FORMS OF AGOMELATINE AND PREPARATION METHODS THEREOF

Three new crystalline forms of Agomelatine, their preparation methods and the pharmaceutical compositions containing them and their preparation use of drug used for curing the diseases of central nervous system are provided. These three new crystalline forms of Agomelatine have the advantage of high stability and easy preparation and are suitable for the production of pharmaceutical preparation.

FLOATING PHOTOVOLTAIC FRAME SYSTEM

A floating photovoltaic frame system comprising pontoons (1). Photovoltaic panel mounting components are arranged on either the top surface (2) or a certain side (4 and 5) of the pontoons (1). Also, every two pontoons (1) constitute a platform unit. The pontoons (1) of a same platform unit are connected via several connecting elements (7). Adjacent platform units are firmly connected via the connecting elements (7) or fitting structures on adjacent sides of the pontoons (1). With photovoltaic panels (9) being arranged above the water between two pontoons (1), the principle of continuous cycle water cooling between the photovoltaic panels (9) and the water surface is fully utilized to implement double continuous cycle cooling for the photovoltaic panels (9), thus increasing the output power of the photovoltaic panels (9), and extending the service life of the materials of the photovoltaic panels (9).

Substation management method and related equipment

The embodiment of the invention discloses a transformer substation management method and related equipment. The method comprises the following steps: acquiring a dispatching instruction for a transformer substation; the scheduling instruction is analyzed based on a preset word bank, operation task information of the scheduling instruction is confirmed, and the operation task information comprises an instruction type, operation parameters and an operation type; determining an operation sequence of the scheduling instruction according to the instruction type, the operation parameter and the operation type; and comparing the operation sequence with a target operation sequence to obtain a comparison result, and completing the management of the transformer substation based on the comparison result. The operation sequence of the dispatching instruction is obtained by analyzing the dispatching instruction, so that the field operation order and the dispatching instruction are automatically compared ...

Geographic image data storage method and device and storage medium

The invention relates to the technical field of electronic information, and provides a geographic image data storage method which comprises the following steps: acquiring a geographic image data set which comprises at least one piece of geographic image data; reading acquisition parameter information in the geographic image data based on a preset reading template, wherein the acquisition parameter information comprises acquisition time; classifying the geographic image data according to the collection sorties based on the collection time to obtain collection sortie labels corresponding to the geographic image data; storing the geographic image data into a database based on the collection parameter information and label information corresponding to the geographic image data, wherein the label information comprises collection sortie labels; the problem of low geographic image data storage efficiency can be solved, and the geographic image data can be automatically classified according to ...

High-temperature gas cooled reactor nuclear steam supply module switching method

According to the high-temperature gas cooled reactor nuclear steam supply module switching method and device and the storage medium, in response to the received nuclear steam supply module switching instruction, the first nuclear steam supply module needing to be switched and the second nuclear steam supply module needing to be switched are determined; the switching instruction comprises switching to a target nuclear steam supply module and a nuclear steam supply module needing to be switched, the first nuclear steam supply module is the nuclear steam supply module needing to be switched, the second nuclear steam supply module is the target nuclear steam supply module, and the second nuclear steam supply module is merged into the steam turbine generator unit; and quitting the steam supply operation of the first nuclear steam supply module. Therefore, the nuclear steam supply module can be safely and efficiently switched, and meanwhile the situation that the steam turbine generator unit ...

Real-time energy-saving mobile communication method and device, network side equipment and medium

The invention discloses a real-time energy-saving mobile communication method and device, network side equipment and a medium, and relates to the technical field of wireless communication, and the method comprises the steps: obtaining network data of a base station; the base station network data comprises deep data packet detection data, operation network management data and wireless network management data; inputting base station network data into the constructed service model to obtain an energy-saving judgment scheme output by the service model; the service model is constructed based on user diversity, spatial mobility, activity time characteristics and network quality requirements extracted from historical base station network numbers, and the energy-saving judgment scheme is used for indicating whether the base station closes a cellular data network function or not. According to the invention, the user behavior is associated with the base station, so that the energy-saving efficiency ...

Human body sensor based on LoRaWAN communication technology and solar energy

The invention discloses a human body sensor based on LoRaWAN communication technology and solar energy, the human body sensor comprises an MCU, and a solar energy power supply module, a communication module, a human body detection module and an indication module which are respectively connected with the MCU, the solar energy power supply module comprises cadmium telluride solar energy, a power supply chip and a super capacitor which are connected in sequence, and the super capacitor is connected with the MCU. According to the technical scheme, the cadmium telluride solar energy supplies power to the equipment and stores the electric quantity under the condition of weak light, meanwhile, the equipment is maintained to work by the electric quantity stored by the super capacitor under the condition of no light or insufficient light, and the V8510 chip and the LoRa module communicate with the server in a LoRaWAN communication mode to report information, so that the equipment is convenient to ...

Furniture engraving equipment with positioning function and method

The invention relates to the technical field of furniture production, in particular to furniture engraving equipment with a positioning function and a method. A rack designed in the furniture engraving equipment comprises edge fixing blocks, and the arc faces of the edge fixing blocks can prevent wood chips from being accumulated at the corners. An engraving mechanism is designed in the furniture engraving equipment, an air bellow which blows air downwards in an inclined manner is designed on the side face of an engraving head, the engraving head can be cooled, and wood chips remaining in engraved pattern grooves can be blown out. A waste collecting mechanism is designed, the wood chips are pressed into blocks under the action of a hydraulic cylinder, so that the containing capacity is improved, and meanwhile, the blocky wood chips are convenient to transport and recycle in the later period. A positioning mechanism is designed, a positioning air cylinder is used for driving a base to move ...

Nuclear power plant natural disaster response method and device

The invention provides a nuclear power plant natural disaster response method, and relates to the technical field of nuclear power plant emergency, and the method comprises the steps: obtaining the natural disaster data of a nuclear power plant; determining the type and early warning level of the natural disaster of the nuclear power plant according to the natural disaster data; and determining the response action of the natural disaster of the nuclear power plant according to the type and early warning level of the natural disaster of the nuclear power plant. By establishing perfect natural disaster classification and response, the nuclear power plant can identify the risk in advance according to different types of natural disasters and formulate specific countermeasures, so that the nuclear safety risk and the personal injury risk caused by the natural disasters are reduced.

METHOD, TERMINAL AND SERVER FOR ALLOCATING SIGNAL ROUTING RESOURCES IN VIDEO ON DEMAND SERVICE

A method, terminal and server for allocating signal route resource in a video on demand service are disclosed in the present invention. The method comprises the following steps: sending a routing detection message to a video on demand server; receiving a routing resource list respond by the video on demand server; based on the signal routing resources in the acquired routing resource list, receiving a routing detection stream; based on the received routing detection stream, judging whether the signal routing resources corresponding to the received routing detection stream is effective; and reporting the effective signal routing resource information to the video on demand server. By adopting the signal routing detection method, the embodiments of the present invention can realize the automatic identification of the position of a video on demand terminal device and the automatic establishment of the IPQAM/QAM resource relationship between the video on demand terminal device and the video ...

Data compression method and device for loading and unloading steps of nuclear fuel of reactor

The invention relates to a data compression method and device for a nuclear fuel loading and unloading step of a reactor. According to the specific scheme, track point data of target nuclear fuel are obtained; performing first conversion processing on the track point data to obtain a binary array; performing second conversion processing on the binary array to obtain a decimal array; and performing third conversion processing on the decimal array to obtain an ASCII (American Standard Code for Information Interchange) character group, and determining the ASCII character group as compressed track point data. According to the method, the track point data can be effectively compressed, so that the problems that the data size of the track point data is too large and a large amount of storage space is consumed are solved.

Device and method for detecting air in sheep house for livestock breeding

The invention relates to the technical field of air detection devices, in particular to a sheep house internal air detection device for livestock breeding and a detection method thereof.The sheep house internal air detection device comprises a shell, an air detector is arranged in the shell, and a guide rail frame is arranged at the bottom end of the shell; through the arrangement of the guide rail frame, the shell, the collection box and the collection pipe capable of being detached from the collection box, when the shell reaches a designated position, gas passing through the shell is detected, after detection is finished, the shell moves to the next position, a gas sample in the collection pipe at the next position is detected, and the detection efficiency is improved. Meanwhile, gas samples are collected through the collecting pipe at the detection position, multiple positions in the poultry house shed are detected, the detected gas samples can be stored, the collecting pipe can be detached ...

SERVICE INGRESS ADDRESSING METHOD, RELATED TERMINAL AND SYSTEM

Disclosed are a service ingress addressing method, a related terminal and system. The service ingress addressing method includes: acquiring broadcasting information broadcasted by a service address broadcasting system, with the broadcasting information indicating the channel occupied by the service address broadcasting system when broadcasting service ingress address information; acquiring the service ingress address information from the channel indicated by the broadcasting information; and accessing the corresponding service ingress server according to the service ingress address information. The technical scheme provided by the invention effectively realizes the automatic addressing of the service ingress address by the digital television terminal.

RESOURCE CONFIGURATION METHOD FOR STREAMING MEDIA SERVICE, USER SERVICE TERMINAL AND HEAD END SYSTEM

Disclosed are a resource configuration method for a streaming media service, a user service terminal and a head end system. The method comprises: when the streaming media service is in a valid state, determining whether the current time exceeds an invalid time of the streaming media service; if the current time exceeds the invalid time of the streaming media service, setting the state of the streaming media service as an invalid state, and recording interruption information of the streaming media service; and sending a broadcast stop request to a head end system, so as to request the head end system to stop allocating resources for the streaming media service. By applying the embodiments of the present invention, when a user turns off a player terminal or leaves for a long time and no longer views the streaming media content, the streaming media service is determined to be invalid, so that the head end system stops broadcasting the streaming media to the user service terminal, thereby saving ...

Transmission chain and topological structure of wind generating set

The invention discloses a wind generating set transmission chain and a topological structure, and relates to the field of wind power technology.The wind generating set transmission chain comprises a differential gear speed regulation box, a speed regulation driver and a synchronous generator, and the speed regulation driver and the synchronous generator are both connected with the differential gear speed regulation box; the differential gear speed regulation box comprises an inner gear ring, a planet carrier, a planet wheel, a sun wheel and a speed regulation gear, the planet wheel, the sun wheel and the speed regulation gear are all located in the inner gear ring, and the speed regulation gear is meshed with the inner gear ring; the topological structure comprises a wind generating set transmission chain and a power grid, and the synchronous generator is electrically connected with the power grid. The method has the advantages of low comprehensive cost, friendly power grid and high reliability ...

Radioactive wet waste drying system and high-temperature gas cooled reactor system

The invention discloses a radioactive wet waste drying system and a high-temperature gas cooled reactor system.The radioactive wet waste drying system comprises a drying device, a heat exchange device and an exhaust channel, the drying device comprises a drying cavity, and the drying cavity is suitable for containing radioactive wet waste; the drying device is provided with a hot air inlet and a hot air outlet, and the hot air inlet and the hot air outlet are both communicated with the drying cavity; the heat exchange device comprises a heat release side inlet, a heat release side outlet, a cooling medium inlet and a cooling medium outlet; one end of the exhaust channel communicates with the hot air outlet, and the other end of the exhaust channel communicates with the heat release side inlet. Air discharged by the radioactive wet waste drying system does not have radioactivity, and the radioactive wet waste drying system has good safety.

FAST CHANNEL CHANGE METHOD, SERVER AND SET-TOP BOX

The embodiments of the present application relate to a fast channel change method, a server and a set-top box. The method comprises: sending an FCC request to an FCC server, receiving a media stream of a first code rate of a target channel from the FCC server, and playing the media stream of the first code rate of the target channel; according to a multicast addition notification received from the FCC server, sending a multicast addition request to a multicast server; receiving a media stream of a second code rate of the target channel from the FCC server, the second code rate being greater than the first code rate; receiving the media stream of the second code rate of the target channel from the multicast server; sending a media stream termination request to the FCC server; and according to the media stream of the second code rate of the target channel received from the FCC server and the media stream of the second code rate of the target channel received from the multicast server, playing ...

METHOD AND DEVICE FOR MANUFACTURING PATCH, AND METHOD AND DEVICE FOR ACTIVATING PATCH

A method and device for manufacturing a patch, a method and device for activating a patch, a corresponding program instruction and a carrier of the program instruction. The method for manufacturing a patch comprises: writing a patch script corresponding to at least one replaced code line into a source code where a patched function is located by using a script language, the patch script comprising a patch code corresponding to a replacing code and a position in the source code where a replaced code is located; generating a patch module for replacing the replaced code according to the patch script; and positioning at a start position and an end position of a corresponding instruction in a binary program according to the position in the source code where the replaced code is located, and adding same into the patch module. The method can solve the problem that when a relevant program is upgraded, the patch manufacturing is complex, and the repairing granularity is coarser, and the problem that ...

Femtosecond direct writing-based fluorine indium-based glass low-loss waveguide preparation method

The invention discloses a preparation method of a fluorine indium-based glass low-loss waveguide based on femtosecond direct writing, relates to the technical field of photoelectricity, and relates to a method for carrying out single-line inscribing and multiple scanning on rare earth doped indium fluoride glass by utilizing a femtosecond laser direct writing technology. And determining the parameter range of femtosecond laser pulse energy and inscribing speed required by waveguide formation according to optical characteristics, and finally preparing the fluorine-indium-based glass low-loss waveguide. The invention provides a scheme for preparing a channel waveguide on an indium fluoride substrate based on a femtosecond laser direct writing technology, finds parameters for obtaining low-loss waveguide formation, and describes the parameters from the aspects of a mode profile, waveguide loss, active characteristics and the like. The method for preparing the low-loss waveguide on the fluorine-indium-based ...

Wood board drying device and method

The invention discloses a wood board drying device and method, and relates to the field of wood board drying devices.The wood board drying device comprises an outer barrel, an inner barrel is coaxially arranged in the outer barrel, a bearing frame used for bearing wood boards is rotationally arranged in the inner barrel, and vertical wood board through openings are formed in the side walls of the outer barrel and the inner barrel; a guide rail is arranged at the bottom end of the wood board through opening, a board conveying structure used for storing and taking the wood boards on the bearing frame is arranged on the guide rail in a sliding mode, a plurality of detection rods are rotationally arranged on the inner wall of the inner barrel, and detection heads used for detecting the water content of the wood boards are arranged at the heads of the detection rods; the detection rod is also slidably connected with a sliding separation blade used for protecting the detection head. According ...

Motorcycle flasher tester

A motorcycle flasher tester comprises a flash frequency testing device used for testing the stroboscopic frequency of a flasher load; and the short circuit simulation device is used for short-circuiting the load connection end of the flasher and testing the load short circuit protection function of the flasher. The flash lamp short-circuit protection device can simulate the short-circuit situation of the flash lamp terminal, and realizes the detection of the flash lamp short-circuit protection function of the flasher.

Method for realizing laser type ball passing counter of high-temperature gas cooled reactor nuclear power plant

The invention provides a high-temperature gas cooled reactor nuclear power plant laser type ball passing counter implementation method, and relates to the field of high-temperature gas cooled reactor nuclear power plant fuel loading and unloading. A laser transmitting and receiving device is installed on a shell of the counter, and the laser transmitting and receiving device continuously transmits and receives laser; and the ball passing number of the fuel balls is determined according to the number of the laser pulses received by the laser transmitting and receiving device. Counting of the fuel balls is achieved by improving the counter and installing the laser transmitting and receiving device, the reliability and accuracy of the counter are improved, and calculation of nuclear fuel and reliable operation of a unit are achieved.

Deluge alarm valve

The invention relates to the technical field of fire engineering, in particular to a deluge alarm valve which comprises a valve body and an elastic assembly, the valve body is provided with an inlet, an outlet and a control part, the control part is located between the inlet and the outlet to communicate or block the inlet and the outlet, the control part is provided with a control cavity, and control pressure exists in the control cavity. The elastic assembly is at least partially located in the control cavity and comprises a guide part and an elastic part, the guide part extends in the first direction, one end of the guide part is suitable for being connected with the diaphragm or the end cover, first grooves distributed in the circumferential direction are formed in the outer wall face of the guide part, and the elastic part extends in the first direction. One end of the elastic piece is arranged on the guide piece in a sleeving mode and clamped into the first groove, the other end of ...

Zinc oxide arrester operation state simulation method and system based on knowledge graph

The invention discloses a zinc oxide arrester operation state simulation method and system based on a knowledge graph, and belongs to the field of intelligent operation and maintenance of electrical equipment. In the prior art, lightning arrester defect characteristic data parameters obtained through screening are relatively single, and the prediction accuracy of a lightning arrester operation state evaluation model is influenced. According to the zinc oxide lightning arrester operation state simulation method based on the knowledge graph, operation state data of a certain zinc oxide lightning arrester are obtained by constructing a key quantity extraction model, a lightning arrester knowledge graph model, a lightning arrester state function integration model and a lightning arrester operation state simulation model; the data related to the key state quantity of the lightning arrester is visualized in the form of a knowledge graph, so that the key state quantity of the lightning arrester ...

HARDWARE FAULT ANALYSIS SYSTEM AND METHOD

A hardware fault analysis system and method. The hardware fault analysis system comprises: a user configuration module (101), configured to configure addresses of all machines to be monitored, a storage path of a fault log file, a collection period of the fault log file and a fault judgement condition; an information collection module (102), configured to acquire the addresses of the machines to be monitored, the storage path and the collection period, periodically acquire the fault log file of the machines to be monitored corresponding to the addresses according to the collection period and store the fault log file in the storage path; and a current fault prediction module (103), configured to acquire the fault judgement condition and the fault log file in the storage path and perform fault prediction processing on the fault log file according to the fault judgement condition to obtain a prediction result. By means of the system and method, the effect of chronically predicting hardware ...

FLOATING PHOTOVOLTAIC PANEL MOUNTING PLATFORM

A floating photovoltaic panel mounting platform comprising pontoons (1). Photovoltaic mounting components (3 and 6) are arranged on either the top surface or a certain side of the pontoons (1). Every two pontoons (1) constitute a platform unit. The pontoons (1) of a same platform unit are connected with each other via several connecting elements (7). Adjacent platform units are firmly connected via the connecting elements (7) or fitting structures on adjacent sides of the pontoons (1). With photovoltaic panels (9) being arranged above the water between two pontoons (1), the principle of continuous cycle water cooling between the photovoltaic panels (9) and the water surface is fully utilized to implement double continuous cycle cooling for the photovoltaic panels, thus increasing the output power of the photovoltaic panels (9), and extending the service life of the materials of the photovoltaic panels. In addition, a solid structure is employed for the pontoons (1), thus preventing the ...

METHOD AND DEVICE FOR COLLECTING ABNORMALITY INFORMATION DURING STARTUP OF OPERATING SYSTEM

Embodiments of the present invention provide a method and a device for collecting abnormality information during startup of an operating system. The method comprises: upon startup of an operating system, selecting a second internal memory other than a first internal memory in a physical memory to startup the operating system; loading a custom kernel from a predetermined storage location to the first internal memory; and upon detecting an abnormal status of the operating system, the custom kernel collecting abnormality information. In the embodiments of the present invention, upon startup of the operating system, the custom kernel located in a predetermined storage location is loaded to the first internal memory, separate from the operating system. Upon detecting startup of the operating system is abnormal, the custom kernel collects abnormality information. Thus, the present invention can not only resolve the issue in which abnormality information is difficult to collect during operating ...

For high-concentration waste water treatment of the anaerobic reactor

... 本实用新型涉及一种用于高浓度污水处理的厌氧反应器，包括罐体，罐体的顶部设有沼气排出管道，罐体内的底层和上层设有多个与进料管连通的布水器，进料管连接进料泵；罐体内的底层和中层设有多个与进气管连通的布气器，进气管连接加压泵，进气管的进气端与沼气排出管道连通；罐体的上部设有三相分离器，所述三相分离器位于上层的布水器上方。本实用新型在罐体内底层、上层设有布水器，底层、中层设有布气器，通过布水器和布气器的共同作用，增大反应区面积，使罐体内原料充分循环反应，提高了处理效率和容积产气率。本实用新型厌氧反应器能够承受高浓度、高酸、高碱的冲击。 ...

Method and device for starting sign-in of emergency organization of nuclear power plant

The invention provides a method and a device for starting sign-in of an emergency organization of a nuclear power plant, relates to the field of nuclear emergency, and is mainly suitable for sign-in of similar nuclear power plant operation units and nuclear power groups when the emergency organization is started. The method comprises the specific steps that a face image of a current person is shot, on-duty time is recorded, and matching is carried out according to the face image to determine a target identity of the current person; determining a target authority according to the target identity, and obtaining a target emergency post corresponding to the target authority according to a current emergency duty table; and generating an emergency response sign-in table according to the target identity, the target emergency post and the arrival time. According to the emergency response sign-in method and device, recognition is carried out according to the face image of the current person to determine ...

COATING MACHINE, COATING SYSTEM AND CLEANING METHOD FOR COATING MACHINE

A coating machine, a coating system and a cleaning method for the coating machine. The coating machine (10) comprises a machine stand (1) and a first cleaning device (201). The machine stand (1) comprises a working surface (101), and the first cleaning device (201) is configured to be able to move relative to the working surface (101) to clear away foreign matters on the working surface (101). The coating system (100) comprises the coating machine (10) and a detecting device (5); the detecting device (5) is configured to detect defects of a substrate coated with a photoresist by the coating machine (10) and send a detection result signal to control the movement of the first cleaning device (201) of the coating machine (10). By means of the coating machine, the working surface can be cleaned by using the first cleaning device, so that the phenomenon that a person enters the machine to manually clean the working surface is avoided.

Complementary PWM (Pulse Width Modulation) output circuit, air conditioner fan and air conditioner

A complementary PWM output circuit provided by the present invention comprises a PWM-IN interface, a first J-K trigger, a second J-K trigger, a NOT gate, a first AND gate and a second AND gate, a PWM signal and a dead zone signal are input at the PWM-IN interface, the output end of the PWM-IN interface is connected to the input ends of the first J-K trigger and the NOT gate, and the output end of the first J-K trigger is connected to the output end of the second J-K trigger. The output end of the NOT gate is connected with the input end of the first J-K trigger, the output end of the NOT gate is connected with the input end of the second J-K trigger, the output ends of the first J-K trigger and the second J-K trigger are connected with the input ends of the first AND gate and the second AND gate, and two paths of complementary PWM signals containing dead zones are obtained at the output ends of the first AND gate and the second AND gate. Compared with the prior art, the complementary PWM ...

SEWAGE UNIFORM DISTRIBUTION TREATMENT DEVICE FOR AEROBIC GRANULAR SLUDGE SYSTEM AND USE METHOD THEREFOR

A sewage uniform distribution treatment device for an aerobic granular sludge system and a use method therefor, comprising a reactor tank body (1), a water inlet device (2), and a water outlet device (3). The water inlet device (2) comprises a water inlet inner channel (4), a water inlet weir (5), a water inlet outer channel (6), a vertical water inlet branch pipe (7), and vertical bell mouths (8); the water inlet weir (5) is located at the top of the water inlet inner channel (4) and is connected to the water inlet inner channel (4); the vertical water inlet branch pipe (7) is vertically provided in the reactor tank body (1), and the upper and lower ends of the vertical water inlet branch pipe (7) are respectively connected to the water inlet outer channel (6) and the vertical bell mouths (8); the water outlet device (3) comprises a water outlet main pipe (9), a water outlet channel (10), a water outlet weir (11), an outer baffle plate (12), and an inner baffle plate (13); the water outlet ...

NEW ENERGY CERAMIC CONNECTOR THAT LOWERS OVERALL HEIGHT OF POWER BATTERY AND PREPARATION METHOD THEREFOR

A ceramic connector that lowers the overall height of a power battery, the ceramic connector comprising a 95 alumina ceramic body and a metallized layer, wherein the 95 alumina ceramic body has a ring structure with an inner groove, and the metallized layer is printed on a surface of the groove and the outer surface of the 95 alumina ceramic body. A method for preparing the ceramic connector that lowers the overall height of a power battery, the method comprising the preparation of the 95 alumina ceramic body and the preparation of the metallized layer, wherein the preparation of the 95 alumina ceramic body comprises compounding, granulation, molding, sintering and finishing processes, and the preparation of the metallized layer comprises slurry preparation, printing, sintering and surface treatment processes.

Wind turbine generator speed regulation device, wind turbine generator and control method of wind turbine generator

The invention relates to the field of wind generating sets, in particular to a wind generating set speed regulating device, a wind generating set and a control method of the wind generating set. The wind turbine generator speed regulation device comprises a differential gear speed regulation box and a speed regulation motor, the differential gear speed regulation box comprises a differential gear train and a speed regulation motor gear train, the differential gear train comprises a speed regulation gear ring, a first input shaft and an output shaft, and the first input shaft and the output shaft are used for being connected with a wind turbine generator. The speed regulation gear ring is connected to the speed regulation motor gear train, and the speed regulation motor is externally connected to the speed regulation motor gear train. The differential gear speed regulation box further comprises a feedback gear train, the feedback gear train comprises a transmission wheel set and a feedback ...

Photoelectric detector laser damage testing device and method

The invention discloses a device for testing laser damage of a photoelectric detector. Comprising a laser, a half-wave plate, a 56-degree polaroid, a 45-degree beam splitter, a power meter, a shutter, a high-transmittance and high-reflectivity mirror, a collimation light source, a beam expanding system, a lens, a 45-degree beam splitter, a first filtering attenuation assembly, a beam quality analyzer, a reflector, a sample console for placing a detected photoelectric detector, a first photoelectric detector, a second filtering attenuation assembly and a first spectroscope, the system comprises a beam splitter prism, a photo-thermal detector, a position sensitive detector, an imaging system, a second spectroscope, a detection light source, a third filtering attenuation assembly, a second photoelectric detector, an oscilloscope and a terminal control system. When the device is used, the non-disassembly laser damage test on the sensing/light-sensing part of the photoelectric detector can be ...

DOPPLER IMAGING METHOD AND APPARATUS

A Doppler imaging method. The method comprises the following steps: transmitting ultrasonic waves to a pre-set area to be detected, wherein the pre-set area contains a sample gate selected by a user (S10); receiving echoes fed back from the pre-set area (S20); performing beamforming processing on the echoes, and acquiring scanning information corresponding to the sample gate in the pre-set area (S30); and performing Doppler imaging based on the scanning information (S40). Also disclosed is a Doppler imaging apparatus. By means of the method, Doppler imaging is performed on a plurality of sample gates at the same time, thus a motion speed of a blood flow or a tissue at different locations corresponding to the plurality of sample volumes can be accurately compared at the same time.

VIDEO RECORDING METHOD, APPARATUS AND SYSTEM

Disclosed are a video recording method, apparatus and system. The method comprises: receiving video recording requests sent by a plurality of terminal devices, the video recording requests comprising a first program identifier of a program to be recorded; counting the number of video recording requests of the program according to the first program identifier in the video recording requests; determining the number of video recording tasks of the program according to the counted number of recording requests of the program; starting a plurality of video recording tasks according to the number of video recording tasks; and feeding back a recording success response to the plurality of terminal devices after the plurality of video recording tasks are accomplished. In the embodiments of the present invention, on the basis of video recording requests of a program to be recorded, recording of a video is divided into multiple parts according to a property that playing times of terminal devices are ...

Training method of pre-training language model and entity information identification method and device

The embodiment of the invention discloses a training method of a pre-training language model, and an entity information identification method and device. The main technical scheme comprises the steps of obtaining a plurality of first text samples; training a pre-training language model by using the first text sample, wherein the training comprises performing N types of word segmentation processing on the first text sample; performing mask processing on the word blocks corresponding to at least one same entity in the N word sequences; the N word sequences subjected to mask processing are input into a pre-training language model, feature representations of all the word sequences are obtained from the pre-training language model, and the feature representations of the word sequences comprise vector representations of all word blocks in the word sequences; the training target is to minimize the difference between the masked content predicted by using the feature representation of each word ...

High altitude operation platform based on truss

... 本实用新型公开一种基于桁架的高空操作平台，包括两间隔的桁架，两桁架的腹杆上分别对应安装有支撑挂钩，两所述支撑挂钩之间平行架设有多根脚手杆，所述脚手杆上铺设有跳板。本实用新型的高空操作平台基于桁架搭设，可以利用作业现场常用的钢板、钢筋、跳板等经过简单组装形成易于安拆的平台，快捷的提供大面积高空作业面，且平台搭设方面，移动灵活；并且平台搭设不依赖满堂脚手架和升降车，不受地面施工进度限制，可节约技术措施投入，提高施工效率。 ...

Based on cloud computing platform of the logistic distribution method

... 本发明公开了种基于云计算平台的物流配送方法，将蚁群优化算法应用于物流配送的路径规划中，并基于hadoop云计算平台实现蚁群优化算法的并行化处理，实现大规模的物流配送。本发明利用hadoop平台的HDFS（Hadoop Distributed File System）分布式文件系统和MapReduce并行编程框架实现蚁群优化算法，通过MapReduce将蚁群优化算法并行化，加速每轮迭代时间，并利用HDFS分布式文件系统来存储参数和中间文件，利用HDFS的高效率、高可靠性来提高蚁群优化算法的参数读取更新速度，加速路径搜索进程。 ...

Cable hot stripping machine

The utility model discloses a cable hot stripping machine, which comprises a power transformer and a wire stripping device electrically connected with the power transformer. The wire stripping device comprises a base and a heating wire fixed on the base; the waste collecting mechanism is fixed on the base and is arranged below the heating wire; and the waste collecting mechanism is used for sucking and storing the stripped wire sheath. According to the utility model, the stripped wire sheath can be collected, the wire sheath is prevented from being adhered to the surface of the heating wire, and the heat dissipation efficiency of the heating wire is improved.

Lightweight network-based power equipment identification method and related device

The invention provides an electrical equipment identification method based on a lightweight network and a related device, and is applied to the technical field of computer vision. The method comprises the steps that a sample data set is determined, the sample data set comprises a plurality of sample images, and the sample images comprise power equipment; modifying the lightweight network model to obtain a to-be-trained model; training a to-be-trained model by using the sample data set to obtain a power equipment identification model; collecting a to-be-recognized image, wherein the to-be-recognized image is an infrared image comprising the power equipment; and identifying the to-be-identified image by using the electrical equipment identification model to obtain an identification result image, the identification result image being an image marked by the electrical equipment in the to-be-identified image. Through the method, the lightweight network model is modified, so that the model can ...

Pressing switch type number plate

The utility model provides a pressing switch type number plate which comprises a base and a top cover, the interior of the base is hollow, and an opening is formed in the upper portion of the middle of the base. A number plate is fixed to the side face of the top cover, and the top cover is nested in an opening in the upper portion of the middle of the base and connected with the base in an elastic lifting mode, so that the number plate on the side face is exposed when the top cover is in an ascending state, and the number plate on the side face is hidden when the top cover is in a descending state. A limiting seat is fixedly connected to the inner wall of the bottom face of the base, and a guide rail is arranged on the side face of the limiting seat. A clamping part is arranged below the inner wall of the top cover, a clamping rod is connected between the clamping part and the guide rail, one end of the clamping rod is rotationally connected to the clamping part, and the other end of the ...

Hygrothermograph based on LoRaWAN communication technology and solar energy and operation method thereof

The invention discloses a hygrothermograph based on a LoRaWAN communication technology and solar energy and an operation method thereof, and the method comprises the following steps: S1, detecting the illumination intensity, and implementing a power supply scheme based on the illumination intensity; s2, detecting a connection state of wireless communication and displaying the connection state with light; and S3, detecting a temperature and humidity acquisition state, displaying the temperature and humidity acquisition state with light, and displaying the acquired real-time temperature and humidity information through a display screen. The beneficial effects of the invention are that solar energy can be used for power supply and communication distance can be increased.

Implementation method of ultrasonic ball passing counter of high-temperature gas cooled reactor nuclear power plant

The invention provides a high-temperature gas cooled reactor nuclear power plant ultrasonic ball passing counter implementation method, and relates to the field of high-temperature gas cooled reactor nuclear power plant fuel loading and unloading. An ultrasonic transmitter and an ultrasonic receiver are installed on a shell of the counter, and the ultrasonic transmitter continuously transmits ultrasonic signals; by detecting the number of the ultrasonic grooves which are not received by the ultrasonic receiver, the ball passing number of the fuel balls is determined. Counting of the fuel balls is achieved by improving the counter and installing the ultrasonic transmitter and the ultrasonic receiver, the reliability and accuracy of the counter are improved, and calculation of nuclear fuel and reliable operation of a unit are achieved.

Household sewage treatment system and method

The invention discloses a household sewage treatment system and method.The household sewage treatment system comprises a filtering device used for carrying out filtering adjustment and hydrolytic acidification treatment on sewage, a biochemical device used for carrying out biochemical treatment on the sewage and connected with the filtering device through a first water pipe, and a decolorizing device used for carrying out mud-water separation and decolorizing and disinfecting the separated sewage, the decoloring device is connected with the biochemical device through a siphon, and the water inlet end of the siphon is positioned at the upper end of the biochemical device and is lower than the water outlet end of the first water pipe; according to the household sewage treatment system, the treatment progress of the filtering device, the biochemical device and the decolorizing device is controlled through the control device, and the three devices act together to achieve the efficient sewage ...

Nuclear power plant nuclear grade pipeline thermal stratification monitoring method and system

The invention provides a nuclear power plant nuclear-grade pipeline thermal stratification monitoring method and system, and the method comprises the steps: obtaining system parameters and historical operation parameters of a primary loop of a nuclear power plant, and determining a thermal stratification risk part based on the system parameters and the historical operation parameters; arranging a plurality of temperature sensors on the outer wall of the pipeline at the thermal stratification risk part according to a preset angle requirement; temperature values collected by all the temperature sensors are obtained, and the difference value of any two temperature values is calculated to obtain the maximum temperature difference; and comparing the maximum temperature difference with the temperature requirement condition to determine a thermal stratification risk condition. According to the method disclosed by the invention, the safety of long-term operation of the nuclear power station is ...

Intelligence lock and system

... 本实用新型实施例公开了一种智能门锁及系统，所述智能门锁包括门锁本体、声纹采集器、采集摄像头、3D成像模块和门锁控制器，通过采集用户的声纹数据、人脸数据、3D数据和步态数据，对用户进行声纹特征认证、人脸特征认证、3D特征认证和步态特征认证相结合的多种认证，通过多种认证的加权协调统一，有效保证了所述智能门锁的安全性；同时所述智能门锁利用互联网技术与云服务器和移动终端互联组成智能门锁系统，所述智能门锁通过所述云服务器向用户的移动终端推送特征认证结果，方便用户通过移动终端查看特征认证结果，在部分特征认证失败的情况下，依然可以根据所述特征认证结果开启或关闭所述智能门锁，实现智能化的家居体验。 ...

Ceramic metallization slurry and preparation method and application thereof

The invention discloses ceramic metallization slurry and a preparation method and application thereof, the ceramic metallization slurry comprises the following components: ceramic metal powder and aqueous binder emulsion, the mass ratio of the ceramic metal powder to the aqueous binder emulsion is (1-2.5): 1, and the ceramic metal powder comprises the following components in parts by weight: 66-84 parts of molybdenum powder, 7-16 parts of manganese powder and 8-18 parts of ceramic powder; the water-based adhesive emulsion comprises a water-based adhesive and water, and the mass ratio of the water-based adhesive to the water is (0.5-1.5): 1. According to the ceramic metallization slurry provided by the invention, only water is used as a solvent, so that the ceramic metallization slurry is environment-friendly and can be well coated at the environment temperature of 5-60 DEG C, specific requirements on the production environment are not needed, the energy consumption and the cost are reduced ...

Video perception model coefficient calculation method, video perception evaluation method and device

The invention discloses a video perception model coefficient calculation method and device and a video perception evaluation method and device, and the method comprises the steps: obtaining a video perception label data set, constructing a cost function, carrying out the gradient descent iterative calculation of the cost function, and obtaining a target video perception model coefficient, the video sensing model coefficient can be calculated according to a machine learning mode, so that the coefficient calculation accuracy is improved, and the method can be widely applied to the technical field of wireless communication and terminals.

Welding assisting method for high-strength steel for hydrogen storage tank

The invention discloses an auxiliary welding method for high-strength steel for a hydrogen storage tank. The auxiliary welding method comprises the steps that (1) welding materials are selected, wherein Atlantic CHE807QR welding rods are selected; (2) machining a welding groove, wherein the groove is in an X shape; (3) preheating before welding, wherein the preheating temperature is controlled to be 150-200 DEG C; (4) a heating pad is adopted for auxiliary heating and welding, the welding position is flat welding, the heating pad covers the periphery of the machined welding test plate, the auxiliary heating temperature is controlled to range from 100 DEG C to 130 DEG C, the interlayer temperature is controlled to range from 160 DEG C to 180 DEG C, a direct current reverse connection type power source is adopted, the welding current ranges from 160 A to 170 A, the welding voltage ranges from 26 V to 30 V, and the welding line energy ranges from 15 KJ/cm to 20 KJ/cm; and (5) post-weld heat ...

Clothes strutting arrangement

... 本申请涉及一种衣服支撑装置(1)，其用于与手持式挂烫机一起使用。该装置包括用于支撑待被熨烫的衣服的板(2)，和用于从直立件(4)悬挂所述板(2)的支架(3)。所述板(2)能相对于所述支架(3)枢转到相对于所述直立件(4)的倾斜位置。被安装在所述板(2)的支撑构件(5)能相对于所述板(2)旋转到这样的位置，即在所述位置中，所述支撑构件(5)靠在所述直立件(4)上，以支撑所述板(2)相对于所述直立件(4)处于倾斜位置。 ...

A steel plate spring pressing punching machine

... 一种钢板弹簧压型冲孔机，包括机体、第一动力装置、第二动力装置、移动支架、压型上模、压型下模和冲头；所述第二动力装置和所述压型上模固定设置在所述移动支架上；所述移动支架可活动地设置在所述机体内，所述第一动力装置固定设置在所述机体上，所述第一动力装置可带动所述移动支架直线移动；所述冲头可活动地设置在所述移动支架上，所述第二动力装置可带动所述冲头直线移动；所述压型下模固定在所述机体上，并与所述压型上模相对。本实用新型的钢板弹簧压型冲孔机，能够一次完成压型和冲孔两个工艺步骤，大大提高了加工效率，避免了两次对工件进行夹紧定位，提高加工精度。 ...

Neutron detector and detection method thereof

The neutron detector comprises a plurality of layers of 6LiF/ZnS (Ag) scintillator probes which are used for detecting neutrons; the multi-channel silicon photomultiplier is used for collecting signals of the multi-layer 6LiF/ZnS (Ag) scintillator and transmitting the signals of the multi-layer 6LiF/ZnS (Ag) scintillator; the multi-channel pre-amplifier receives the multi-channel silicon photomultiplier and carries out amplification processing on the multi-channel silicon photomultiplier; the signal output connector is used for outputting multi-channel detection signals to be connected with the detection host; and the detection host receives the detection signal and performs multi-channel digital multi-channel analysis to obtain a detection result. According to the invention, the detection efficiency is high, and the gamma discrimination capability is greatly improved.

Ceramic molybdenum-manganese metallization slurry, metallization ceramic piece and preparation method of metallization ceramic piece

The invention discloses ceramic molybdenum manganese metallization slurry, a metallization ceramic piece and a preparation method of the metallization ceramic piece, the ceramic metallization slurry comprises the following raw material components: ceramic metal powder and a binder solution, the mass ratio of the ceramic metal powder to the binder solution is (0.5-3): 1, the ceramic metal powder comprises the following components in parts by weight: 60-86 parts of molybdenum powder, 7-20 parts of manganese powder and 7-20 parts of ceramic powder; the binder solution comprises a binder and water, the mass ratio of the binder to the water is (0.2-1.5): 1, and the binder is a polymer with a hydrophilic monomer and a hydrophobic monomer at the same time. The thickness of a molybdenum-manganese metallization layer prepared from the ceramic metallization slurry provided by the invention can be controlled to be 5-30 microns, the thickness deviation of the whole metal layer is less than 2%, no groove ...

Interference elimination method, device and system, electronic equipment and storage medium

The invention provides an interference elimination method, device and system, electronic equipment and a storage medium, and aims to eliminate uplink time slot cross interference. The method is applied to a scrambling base station, and comprises the following steps: the scrambling base station configures a frame structure corresponding to the scrambling base station as a first target frame structure which is the same as an interfered base station, and the number of downlink time slot positions configured by the first target frame structure is greater than the number of uplink time slot positions; the interference applying base station receives an interference coordination request sent by the interfered base station after the frame structure corresponding to the interfered base station is adjusted to be a second target frame structure, wherein the number of downlink time slot positions configured by the second target frame structure is smaller than the number of uplink time slot positions ...

Efficient methane biological desulfurization device

... 一种高效沼气生物脱硫装置，包括罐体，所述罐体内自上而下依次安装有喷淋头、填料、沼气曝气管和空气曝气管。高效沼气生物脱硫装置结构简单，占地小，易操作，可实现自动化控制，能够将净化后的沼气硫化氢含量稳定的控制在50ppm以下，可以新鲜沼液作为喷淋用营养液，无需额外的营养液培育装置和工艺，节约成本。综合排出管为三通管，可以有效排空多余空气和营养液，使该脱硫装置可以连续运行。收集器将喷淋后的营养液收集和集中，使刚完成反应的营养液不会被空气曝气冲散，也不会马上进入到循环管中，使完成循环的营养液能够充分混合后，在进行下一次循环，保证喷淋的营养液浓度，保证沼气脱硫效果。罐体的径高比为3:1，为硫杆菌接触脱硫提供了充分的接触面积和接触时间，保证脱硫效果。 ...

Aging test equipment

The utility model discloses aging test equipment. The aging test equipment comprises a cabinet body and an object placing plate arranged in the cabinet body, the storage plate is movably connected to the cabinet body; the shock excitation assembly is arranged on the cabinet body and used for driving the storage plate to horizontally vibrate in a reciprocating mode. According to the utility model, a vibration environment can be simulated, power-on detection of electrical products in the vibration environment is realized, the production cycle of the electrical products is shortened, and the production efficiency is improved.

Water quality detection device in water conservancy and hydropower construction

The invention discloses a water quality detection device in water conservancy and hydropower construction, and belongs to the technical field of water conservancy project, the water quality detection device comprises a support assembly, an outer shell fixed on the support assembly, and an inner shell in running fit with the outer shell, and the inner side of the inner shell is uniformly and fixedly provided with a plurality of spacer blocks at intervals; a center rod is in sliding fit with the inner shell in the axial direction of the inner shell, the center rod is connected to a telescopic control device, and a plurality of piston blocks are fixedly arranged on the center rod in the axial direction of the center rod at uniform intervals, so that the piston blocks and the adjacent partition blocks close to the lower side are separated to form water quality sampling cavities; a first through hole and a second through hole are formed in the outer wall of the outer shell and the outer wall ...

Welding rod suitable for high-current welding of 10Cr9MoW2VNbBN steel and coating and cladding metal of welding rod

The invention relates to a welding rod suitable for high-current welding of 10Cr9MoW2VNbBN steel and a coating and cladding metal of the welding rod, and belongs to the technical field of welding materials. The coating comprises the following components in parts by mass: 400 to 450 parts of marble, 200 to 250 parts of fluorite, 50 to 90 parts of wollastonite, 40 to 80 parts of potassium oxide, 250 to 300 parts of iron powder, 4 to 8 parts of iron oxide red and 10 to 15 parts of sodium carbonate; the iron powder is added, a large amount of heat is needed when the iron powder is molten, the temperature of a coating and a molten pool can be reduced in the welding process, the purpose that the welding rod is suitable for large-current welding is achieved under the condition that a welding core becomes red, and meanwhile under the condition of high-current welding, it can be guaranteed that the technological performance of the welding rod is good, and good weld joint mechanical performance is ...

Water circulation treatment system for landscape

The invention discloses a landscape water circulation treatment system which comprises a filtering mechanism for filtering wastewater and a center mechanism for adjusting the state of the filtering mechanism, the center mechanism is installed in a filtering tank, the power end of the center mechanism is connected with a speed adjusting mechanism, and the speed adjusting mechanism is located at the upper end of the filtering tank. And a feeding pipe is arranged on one side of the speed regulating mechanism. Through cooperation of the central mechanism and the filtering mechanism, after impurities fall on a filter screen, an elastic rope is firstly pressed down, so that energy storage, collection and filtering can be achieved, then through power rotation of the speed adjusting mechanism, after the impurities reach the side face, the impurities are popped out into a collecting box under the elastic force of the elastic rope, and therefore the impurities can be popped out and collected; and ...

Double-layer containment concrete aging state evaluation method

The invention provides a double-layer containment concrete aging state evaluation method, and relates to the technical field of nuclear power. The method comprises the following steps: respectively arranging a damage detection concrete test block and a special strength measurement concrete test block on an inner-layer containment dome and an outer-layer containment dome of a double-layer containment; obtaining a damage detection result by utilizing the damage detection concrete test block; obtaining a special strength measurement curve by using a special strength measurement concrete test block; carrying out sampling detection on the surface of the inner-layer containment and the surface of the outer-layer containment to obtain a first strength measurement detection result; according to the intensity measurement special curve, calibrating the first intensity measurement detection result to obtain a second intensity measurement detection result; and evaluating the concrete aging state of ...

Wind power plant power control method and system and computer readable storage medium

The embodiment of the invention provides a wind power plant power control method and system and a computer readable storage medium. The method comprises the steps of obtaining an operation state of a wind turbine generator in a wind power plant; establishing a start-stop speed look-up table and a power reduction speed look-up table of the wind power plant based on the operation state of a wind turbine generator in the wind power plant; and issuing a corresponding power control instruction to the wind turbine generator of the wind power plant based on the start-stop speed look-up table and the power reduction speed look-up table. According to the embodiment of the invention, corresponding power control can be carried out in combination with the running state of the wind turbine generator, the power control performance of the wind turbine generator is effectively improved, and the safety protection capability of the wind turbine generator is improved.

Anti-cracking micro cement decorative material

The invention discloses an anti-cracking micro-cement decorative material, which is composed of the following components: Portland cement, quartz powder, silica fume, precipitated silica, redispersible latex powder, a polycarboxylic acid superplasticizer, a special coagulant, special fibers and water. The special coagulant and three specific fibers are added into the formula, so that the setting time of the micro cement can be shortened, the early water loss can be effectively reduced, the risk of generating plastic cracks can be reduced, and the action of capillary tension of the micro cement can be reduced, thereby effectively reducing the drying shrinkage of the micro cement and reducing the corresponding cracking risk; three specific fibers with limited quantity are adopted, so that the tension crack resistance of the micro-cement is improved, cracking types are effectively resisted, and the defect that all types of cracks cannot be resisted at the same time by adopting a traditional ...

A bird coprolite USAB efficient processing of recovering and utilizing device

... 一种USAB鸟粪石高效处理回收利用装置，包括厌氧消化罐、药罐和处理池，所述厌氧消化罐的出口通过输送管与处理池相连，所述药罐通过加注管与输送管相连。USAB鸟粪石高效处理回收利用装置能够在厌氧消化的过程中，将鸟粪石结晶体进行回收，回收的鸟粪石结晶体可作为高效缓释肥利用，变废为宝，全程占地面积小，节约能源，免除了管道中出现鸟粪石堵塞管路的现象，为管道设备的维护节约了成本，降低了磷的排放，减轻了富营养化和温室气体的排放。设置的PH计和阀门可监控厌氧消化液和调整药罐内溶液的进量，控制厌氧消化液和药罐内溶液混合后进入反应池的PH值，为鸟粪石结晶体的形成创造最佳条件，提高鸟粪石结晶体的回收率。 ...

Sewage ammonia nitrogen soft measurement method based on multi-range recurrent neural network

The invention discloses a sewage ammonia nitrogen soft measurement method based on a multi-range recurrent neural network. The method comprises the following steps: collecting and preprocessing low-cost water quality indexes; constructing and training a soft measurement model according to the preprocessed water quality indexes; and during operation of the sewage treatment system, reading and collecting data of the water quality indexes at the previous T moments in real time according to a preset soft measurement time interval, and predicting the ammonia nitrogen concentration in the current sewage according to the soft measurement model. According to the method, the ammonia nitrogen index in the sewage is subjected to soft measurement by adopting a soft measurement model according to the sewage quality index with low measurement cost.