Pin state identification method based on improved YOLO model

The invention discloses a pin state identification method based on an improved YOLO model, and the method comprises the following steps: adding a decoupling detection head structure based on a YOLOv3-Darknet53 model, and constructing an initial improved YOLO model; after the initial improved YOLO model is pre-trained based on an ImageNet data set, fine tuning training is carried out on the pre-trained initial improved YOLO model by collecting a visible light channel picture of a power transmission line pin, and an improved YOLO model is constructed; the method comprises the following steps: acquiring a power transmission line pin picture of a to-be-detected line, preprocessing through a random erasing strategy and a Hide-and-seek strategy, and obtaining a pin state of a power transmission line pin through an improved YOLO model; according to the method, the detection speed is increased while the detection precision is improved, so that a better detection effect is achieved for small target ...

Manufacturing method for improving comprehensive performance of AlSi10Mg aluminum alloy workpiece

The invention discloses a manufacturing method for improving the comprehensive performance of an AlSi10Mg aluminum alloy workpiece, which comprises the following steps: a, spreading AlSi10Mg aluminum alloy powder on a substrate to form a powder layer; b, under the protection of inert gas, laser is used for conducting layer-by-layer scanning forming on the powder layer, so that an AlSi10Mg aluminum alloy workpiece is obtained; and c, the AlSi10Mg aluminum alloy workpiece is placed in a blast furnace. According to the method, the size of a laser spot is changed by adjusting defocusing, then the laser density is regulated and controlled, anisotropy during SLM forming is reduced, the anisotropy is improved and high strength is kept through an adaptive heat treatment system subsequently, the yield strength of an AlSi10Mg aluminum alloy workpiece manufactured through the method is larger than or equal to 230 MPa, and the elongation is larger than or equal to 9.5%.

Data transmission system based on automobile display screen

The invention provides a data transmission system based on an automobile display screen, belongs to the technical field of automobile data transmission, and solves the problem that the conventional digital product is necessary to use a computer for data transmission. The data transmission system based on an automobile display screen comprises a display screen, a memory, a master control chip, buttons and a data input/output interface for connecting peripheral storage equipment, wherein the display screen, the buttons, the memory and the data input/output interface are connected with the master control chip; and the system can call data transmission between the memory and the peripheral storage equipment through operation of the buttons by means of the master control chip. The data transmission system based on an automobile display screen is easy to complete embedding application on the automobile after a drive program is installed by utilizing the display screen of the automobile and other ...

Multi-power-operated control method and system for hybrid power vehicle

The invention provides a control method and a system of multiple energy sources of the mixed hybrid vehicle, which comprises: an explaining module of the driving behaviors of the drivers; a module of mode determinant and ability estimation; a target confirmation module; and a generating module of the control instruction. The explaining module of the driving behaviors of the drivers confirms the needed driving/braking torque of the whole vehicle which is reflected on the wheels by the drivers under the current status. Meanwhile the module of mode determinant and ability estimation completes the confirmation of the current operation mode of the mixed power system and the ability calculation of the charging/discharging of the power battery group, and confirms the current ability of the driving/power generation of the motor. The target confirmation module completes the confirmation calculation of the target torque of the two big power supplies of the mixed power system under the current status ...

Engine fire detection method and detection device thereof

The invention provides an engine fire detection method and a detection device thereof, belonging to the technical field of automobile engines. The invention solves the problems of low detection precision and easy occurrence of wrong judgment of the traditional engine fire detection device. The engine fire detection device comprises a pressure sensor arranged on an engine exhaust system and used for collecting an exhaust pressure wave real-time signal, and the pressure sensor is connected with a central processing unit with a built-in exhaust pressure wave mean-value signal. The engine fire detection method comprises the following steps of: collecting the exhaust pressure wave real-time signal of the engine exhaust system by using the pressure sensor arranged on the engine exhaust system; inputting the collected exhaust pressure wave real-time signal to the central processing unit; and comparing the peak-to-peak value of the exhaust pressure wave real-time signal with the peak-to-peak value ...

Remote monitoring, diagnosis and calibration system of automobile

The invention relates to a remote monitoring, diagnosis and calibration system of an automobile, which is composed of a vehicle-mounted part and an indoor part, wherein the vehicle-mounted part comprises each part of the automobile body and a vehicle-mounted signal conversion module, wherein the each part of the automobile body is connected to a CAN bus; the indoor part comprises an indoor signal conversion module, a CAN card, a computer, a monitoring system, a fault diagnosis system and a remoter calibration system, wherein the indoor signal conversion module is connected with the CAN card; and the CAN card, monitoring system, fault diagnosis system and remoter calibration system are connected with a computer, and the indoor signal conversion module is in communication linkage with the vehicle-mounted signal conversion module by GPRS network. When applied in vehicle tests, the whole set of system can greatly save test manpower, material resources and financial resources, can comprehensively ...

Manhole rainproof cover device of 220kV spring mechanism breaker

The invention relates to a manhole rainproof cover device of a 220kV spring mechanism breaker, which comprises a manhole cover arranged on a manhole at the lower end of a breaker mechanism box and an annular rainproof screen fixedly connected with the breaker mechanism box and arranged on the periphery of the manhole, wherein a boss on the manhole cover is embedded in the manhole, the periphery of the boss is provided with a seal ring, and the manhole cover is fixedly connected with the breaker mechanism box through a door lock. By setting a rainproof screen and adopting a manhole cover to be embedded in the manhole, the invention ensures that rain water does not enter the mechanism along the outer wall of the rainproof screen any more in rainy days, rain water entering the mechanism box from other places can flow out from drain holes and can not accumulated at the bottom of the mechanism box, thereby playing a better role of rain proofing.

Power enterprise field operation risk analysis method based on fault tree analysis

The invention relates to the technical field of field operation risk analysis, in particular to a power enterprise field operation risk analysis method based on fault tree analysis. Aiming at the defect in the prior art that the risk evaluation to field operation of a power enterprise lacks scientific quantitative analysis, the invention provides the power enterprise field operation risk analysis method based on the fault tree analysis. According to the power enterprise field operation risk analysis method, a quantitative risk level EG.risk of the power enterprise field operation is obtained by adopting a fault tree analysis method and combining perennial monitoring and statistical data to various field operation activities of the power enterprise, and the defect of the prior art that the risk evaluation to field operation of the power enterprise lacks scientific quantitative analysis is overcome. The power enterprise field operation risk analysis method is concise in design, easy to implement ...

Cleaner of blackboard eraser

The utility model discloses a cleaner of blackboard eraser, comprises a box bod, open at the box body top has the blackboard eraser to place the mouth, the box body bottom is provided with can extractthe formula dust -collecting box, cleaner of blackboard eraser is still including the penetration dust remove device who sets up on box body upper portion. The utility model discloses simple structure, the effect is obvious, can clear up the chalk dust of adhesion on the blackboard eraser fast to effectively avoid flying upward of dust, solved the raise dust problem that traditional clean mode exists, thereby greatly reduced air pollution, be favorable to improving the air quality, the assurance teenagers' is healthy, while easy maintenance, portable is economical and practical to can guarantee sanitation, have low cost in addition, the preparation is easy, operates portable characteristics.

Multi-channel redundant bus system of hybrid electric vehicle

The invention provides a multi-channel redundant bus system of a hybrid electric vehicle, which belongs to the technical field of vehicle communication, and solves the problem that the conventional CAN bus has no fault tolerance. The multi-channel redundant bus system of the hybrid electric vehicle comprises a CAN bus part and a complete vehicle controller; the CAN bus part is provided with a plurality of nodes and comprises two paths of independent CAN buses, wherein one CAN bus is used as the redundant part of the other CAN bus; and the nodes and the complete vehicle controller are all connected with the two CAN buses at the same time. The multi-channel redundant bus system of the hybrid electric vehicle divides the conventional CAN bus part into the two CAN buses so as to improve the communication reliability and security of the hybrid electric vehicle.

Engine fire detection method and detection device thereof

The invention provides an engine fire detection method and a detection device thereof, belonging to the technical field of automobile engines. The invention solves the problems of low detection precision and easy occurrence of wrong judgment of the traditional engine fire detection device. The engine fire detection device comprises a pressure sensor arranged on an engine exhaust system and used for collecting an exhaust pressure wave real-time signal, and the pressure sensor is connected with a central processing unit with a built-in exhaust pressure wave mean-value signal. The engine fire detection method comprises the following steps of: collecting the exhaust pressure wave real-time signal of the engine exhaust system by using the pressure sensor arranged on the engine exhaust system; inputting the collected exhaust pressure wave real-time signal to the central processing unit; and comparing the peak-to-peak value of the exhaust pressure wave real-time signal with the peak-to-peak value ...

MULTI-LAYER SEALING DETECTOR

... 本发明涉及一种采用多层密封技术密封的探头，它是在外壳中灌封环氧树脂、无机胶结剂、低熔玻璃等非金属材料分层加温灌封和固化而成。它能承受高压９０兆帕，同时能耐受大幅值温度及流体压力的阶跃冲击。因而它和二次仪表配合使用可在条件十分恶劣的环境下测量和检测。可广泛用于航空、航天、舰船、机械、石油、化工等行业。 ...

Predictive control method for running state of hybrid power automobile

The invention provides a predictive control method for a running state of a hybrid power automobile, belongs to the technical field of hybrid power automobiles, and solves the problem that the conventional hybrid power automobile cannot bring the potential of low oil consumption and low emission into full play. The predictive control method for the running state of the hybrid power automobile comprises the following steps of: a, acquiring the running state of the automobile within a future running route by using a vehicle-mounted navigation module; and b, controlling a charging and discharging state of a storage battery according to the acquired future running state. The method has the advantages that: a hybrid power automobile future running state model is established by using road traffic information of the automobile on a future prediction route provided by global positioning system/geographic information system (GPS/GIS) and an automobile current running state model. By using a hybrid ...

Engine exhaust noise signal acquisition system

The invention provides an engine exhaust noise signal acquisition system, which belongs to the technical field of automobile engine noise acquisition. The engine exhaust noise signal acquisition system solves the problem that an engine exhaust noise acquisition system does not exist in the prior art. The engine exhaust noise signal acquisition system comprises a microphone, a personal computer (PC) sound card, an input device, a memorizer, a device for reading sound data recorded into the sound card and caching the sound data into the memorizer, an oscilloscope, a device for writing a wave form displayed by the oscilloscope into a wave form file and a spreadsheet file and a device for judging whether to stop acquisition or not, wherein the microphone is connected with the PC sound card; if the device for judging whether to stop acquisition or not judges to stop the acquisition, cache content in the memorizer is emptied and a task is ended; and if the device for judging whether to stop acquisition ...

Vehicle PEMFC (Proton Exchange Membrane Fuel Cell) temperature control system

The invention provides a vehicle PEMFC (Proton Exchange Membrane Fuel Cell) temperature control system, belonging to the technical field of vehicles. The invention solves the problems of complex algorithm and poor real-time property commonly existing in the traditional vehicle PEMFC temperature control system. The control system comprises a fuel cell stack controller, a cooling controller and a circulation cooling mechanism connected with a vehicle fuel cell stack, wherein the vehicle fuel cell stack is connected with a current sensor for detecting the working current of the vehicle fuel cell stack; the circulation cooling mechanism is connected with a temperature sensor for detecting the working temperature of the vehicle fuel cell stack; and the fuel cell stack controller is connected with the cooling controller, and the cooling controller can receive the control signals and control the circulation cooling mechanism to perform heat exchange regulation. The vehicle PEMFC temperature control ...

Waste soil solidification device for improving strength of ecological fish reef and operation method of waste soil solidification device

The invention relates to the technical field of spoil solidification, and discloses a spoil solidification device for improving the strength of an ecological fish reef and an operation method thereof.The spoil solidification device comprises a base, a treatment box is fixedly connected to the upper surface of the base, a slurry pump is fixedly installed on the upper surface of the base, and the input end of the slurry pump penetrates through the surface of one side of the treatment box; the output end of the slurry pump is fixedly connected with a flow guide pipe, and one end of the flow guide pipe is fixedly connected with a telescopic pipe. According to the spoil curing device for improving the strength of the ecological fish reef and the operation method of the spoil curing device, spoil and a curing agent can be fully stirred by arranging a stirring barrel, a brake gear, a mounting plate and a first belt pulley, the stirring effect is good, and during use, scattered spoil slurry enters ...

Composition for strengthening immunity and preparation method and application of composition

The invention relates to the field of health care products and discloses a composition for strengthening immunity and a preparation method and application of the composition. The composition disclosed by the invention comprises a mixture of wrinkled gianthyssop herb, common lophatherum herb and honeysuckle flower, as well as taurine. The product capable of significantly strengthening the immunity is prepared by selecting traditional Chinese medicines with homology of medicines and foods and taurine which can be used as a new food resource for compatibility and coordinating pharmacologic action and effects of the raw materials through a water extraction process, and the product has the advantages of convenience in use, safety and no side effects.

Test system of hybrid electric vehicle

The invention provides a test system of a hybrid electric vehicle, which belongs to the technical field of automobile electronics. The test system overcomes the defects of more test personnel, large data acquisition workload, complex operation, large measurement error and the like in the existing method adopting manual monitoring and testing. The test system of the hybrid electric vehicle comprises a CAN bus and a PC machine, wherein the CAN bus is provided with a plurality of nodes; the PC machine is connected with the CAN bus; the PC machine comprises a central processing unit, and a message resolving module, a memorizer and a display which are connected with the central processing unit; a data acquisition module is connected between the CAN bus and the message resolving module; and the data acquisition module is used for acquiring information of each node from the CAN bus and displaying the information on the display after the resolution by the message resolving module. The test system ...

Double-HCU integrated control system of hybrid power vehicle

The invention provides an HCU (Hybrid Control Unit) integrated control system of a hybrid power vehicle, belonging to the technical field of hybrid power vehicles and solving the problems of poor economy and high cost of a multi-energy power assembly controller of the traditional hybrid power vehicle. The double HCU integrated control system of the hybrid power vehicle comprises a main HCU and an auxiliary HCU, wherein the main HCU and the auxiliary HCU are respectively linked with an operating mechanism, the main HCU is connected with an energy control mechanism through a CAN (Controller Area Network) bus, the auxiliary HCU is connected to the CAN bus and can receive a state signal of the main HCU, the main HCU can control the energy control mechanism according to an input signal of the operating mechanism, and the auxiliary HCU can replace the main HCU when receiving the state signal that the main HCU has a fault so as to control the energy control mechanism according to the input signal ...

High-voltage safety system of hybrid electric vehicle

The invention relates to a high-voltage safety system of a hybrid electric vehicle, belonging to the technical field of vehicle safety. The system solves the problems of high voltage and easy potential safety hazard forming of the traditional hybrid electric vehicles. The high-voltage safety system of the hybrid electric vehicle comprises a CAN (controller area network) bus and a power battery management system with a power battery, wherein a plurality of nodes and a whole vehicle controller are arranged on the CAN bus, and high-voltage nodes in the nodes are connected to both poles of the power battery in parallel; all the high-voltage nodes are respectively provided with an insulated detection module connected with the CAN bus, and the insulated detection module is used for detecting insulated resistance values of the corresponding high-voltage nodes over the ground and transmitting the resistance values to the whole vehicle controller through the CAN bus; and the whole vehicle controller ...

Power system of series plug-in hybrid power vehicle

The invention provides a power system of a series plug-in hybrid power vehicle, belonging to the technical field of hybrid power vehicles, aiming at solving the problems that a generating set of the existing hybrid power vehicle is inconvenient in generation control and low in efficiency. The power system of the series plug-in hybrid power vehicle comprises a power battery, a generating set, a driving motor driving the vehicle to move, a vehicle controller, a driver operation module, and a battery management controller capable of detecting the SOC (state of charge) value of the power battery, wherein a driver is capable of controlling the working condition of the generating set by the driver operation module according to the SOC value of the power battery detected by the battery management controller; and the vehicle controller is capable of actively controlling the work of the generating set when the SOC value of the power battery is reduced to a limiting value. The power system in the ...

Rainwater head cover plate of substation

The invention relates to fixed facility of a substation, in particular to a rainwater head cover plate of a substation, which comprises a cover plate base body, wherein the cover plate base body is provided with a grating groove running through up and down; edges of two sides of the back of the cover plate base board are provided with two insertion strips with L-shaped sections, vertical edges of the insertion strips are embedded into the cover plate base board, and horizontal edges of the insertion strips are positioned below the bottom face of the cover plate base body to enable gaps among the horizontal edge of the insertion strips and the bottom plane of the cover plate base body to form a pair of slots positioned at two sides; and a filter screen layer is horizontally inserted into the slots in a plug way, and can be freely inserted or drawn out of the slots. The invention has the advantages that: 1, the filter screen can prevent impurities with larger volume from entering a rainwater ...

Vehicle-mounted unmanned aerial vehicle nest

The invention discloses a vehicle-mounted unmanned aerial vehicle nest, and relates to the technical field of unmanned aerial vehicles. The machine nest comprises a damping seat, a machine nest shell, a lifting mechanism and a parking platform, the damping seat comprises a bottom frame, a sliding rod arranged on the bottom frame and a damper arranged on the sliding rod in a sleeving mode. The nest shell is fixedly arranged on the damping seat, a window is formed in the nest shell, and a cover plate capable of being electrically opened or closed is arranged at the window; the lifting mechanism is arranged in the nest shell and used for controlling the parking platform to ascend or descend, and the parking platform is horizontally arranged on the lifting mechanism and used for bearing the unmanned aerial vehicle. The vibration amplitude of the nest shell can be reduced by arranging the damping seat, the unmanned aerial vehicle can be adsorbed and fixed after the unmanned aerial vehicle falls ...

Estimation method of vehicle battery stress optical coefficient (SOC)

The invention provides an estimation method of a vehicle battery stress optical coefficient (SOC), and belongs to the technical field of vehicle power batteries. The method solves the problems that the conventional estimation method of vehicle battery SOC is not accurate and the like. The estimation method is characterized by comprising the following steps: a, starting; b, judging the shelf time of the battery, if the shelf time is less than a set time T0, performing a step c, otherwise performing a step d; c, taking the SOC of the battery when the battery is not used last time as the SOC at the moment; d, acquiring an SOC by an open-circuit voltage method; e, judging whether the battery is in a dynamic state or not, if the battery is in a dynamic state, performing a step f, otherwise returning to the step b; f, estimating the SOC by an Ah integral method; g, correcting the SOC acquired by estimation; and h, finishing. The method provided by the invention has the advantages that during ...

Electromagnetic noise suppression system of whole vehicle controller

The invention provides an electromagnetic noise suppression system of a whole vehicle controller, which belongs to the technical field of automobiles and solves the problem that the conventional whole vehicle controller has no electromagnetic noise suppression function. The electromagnetic noise suppression system of the whole vehicle controller is arranged on the whole vehicle controller; the electromagnetic noise suppression system comprises an electromagnetic noise control module arranged on the whole vehicle controller and a detection module connected with the electromagnetic noise control module; the detection module can detect noise information and transmit the noise information to the electromagnetic noise control module; and the electromagnetic noise control module can identify and analyze the noise information and can suppress the noise through the whole vehicle controller according to the analysis result. The electromagnetic noise suppression system of the whole vehicle controller ...

High-efficiency and high-quality dynamic scanning laser forming method

The invention discloses a high-efficiency and high-quality dynamic scanning laser forming method, which comprises the following steps of: a, segmenting a three-dimensional model of a product into a plurality of parts; b, grouping the plurality of segmented parts according to the inclination angles of the lower surfaces of the segmented parts to obtain segmented part groups; and c, according to the quantitative relation between the printing layer thickness and the roughness of the different inclination angles, laser process parameters are given to the corresponding segmented part sets, and laser printing is conducted. Compared with the prior art, the roughness of a product formed through the high-efficiency and high-quality dynamic scanning laser forming method can meet the requirement, the forming time is greatly shortened, and the forming efficiency is improved.

Electrified oil filler for isolating switch

Temporary emergency inflatable flood control wall

According to the temporary emergency inflatable flood control wall, a groove is formed in the rear side of the top of a reinforced concrete retaining wall of a river channel, an inflatable dam which can be folded and stored after being deflated is placed in the groove, an inner cavity of the inflatable dam is connected with an air pump through an air pipe, and the air pump is installed and fixed to the proper position of the outer side of the backwater side of the groove nearby; a plurality of connecting lugs capable of being connected with one ends of pull ropes are distributed and connected to the upstream side of the inflatable dam, the other ends of the pull ropes are connected to the reinforced concrete retaining wall in a cable-stayed mode according to a certain angle, and the bottom of the inflatable dam is fixedly connected with the bottom of the groove. When a flood situation occurs, the inflatable dam can be rapidly inflated to block water flow, and the timeliness is very good ...

Multi-channel redundant bus system of hybrid electric vehicle

The invention provides a multi-channel redundant bus system of a hybrid electric vehicle, which belongs to the technical field of vehicle communication, and solves the problem that the conventional CAN bus has no fault tolerance. The multi-channel redundant bus system of the hybrid electric vehicle comprises a CAN bus part and a complete vehicle controller; the CAN bus part is provided with a plurality of nodes and comprises two paths of independent CAN buses, wherein one CAN bus is used as the redundant part of the other CAN bus; and the nodes and the complete vehicle controller are all connected with the two CAN buses at the same time. The multi-channel redundant bus system of the hybrid electric vehicle divides the conventional CAN bus part into the two CAN buses so as to improve the communication reliability and security of the hybrid electric vehicle.

Notebook computer detection device

The invention discloses a notebook computer detection device, and belongs to the technical field of electronic component detection. The notebook computer detection device comprises a processor test unit, a mainboard test unit, a memory test unit, a display screen test unit, a battery test unit and a display unit, wherein a processing unit is electrically connected with the processor test unit, the mainboard test unit, the memory test unit, the display screen test unit, the battery test unit and the display unit respectively. The notebook computer detection device has the beneficial effects that notebook computer component test time is saved, various notebook computer components can be detected at the same time, detection results are obtained rapidly, space is saved, the notebook computer detection device is easy to operate without complex operation or technology, and the notebook computer detection device can be learnt to use in a short time.

Composition with efficacy of relieving liver injury and preparation method and content determination method thereof

The invention provides a composition with the efficacy of relieving liver injury and a preparation method thereof. The composition is prepared from radix puerariae, radix paeoniae alba, schisandra chinensis, emblic leafflower fruit, hovenia dulcis thunb, a curcuma extract and lycopene. The invention also provides a content determination method of the composition. The composition can be used for preparing a health care product with the efficacy of relieving liver injury.

Phthalide compound synthetase LcP450, nucleotide sequence for coding phthalide compound synthetase LcP450 and application

The invention discloses phthalide compound synthetase LcP450, a nucleotide sequence for coding the phthalide compound synthetase LcP450 and application of the phthalide compound synthetase LcP450, and belongs to the technical field of bioengineering. The amino acid sequence of the gene comprises an amino acid sequence as shown in SEQ ID No. 1 or SEQ ID No. 2; or a functional homologous sequence having at least 75% sequence identity with the amino acid sequence as shown in SEQ ID No. 1 or SEQ ID No. 2; or an amino acid sequence which is obtained by adding, deleting and replacing one or more amino acids in the amino acid sequence as shown in SEQ ID No.1 or SEQ ID No.2 and has the same protein activity is obtained by adding, deleting and replacing one or more amino acids in the amino acid sequence as shown in SEQ ID No.1 or SEQ ID No.2. The phthalide compound synthetase LcP450 provided by the invention is helpful for understanding the synthesis pathway of the phthalide compound, and provides ...

Automatic sorting machine for double verification of value-added tax special invoices

The utility model discloses an automatic sorting machine for double verification of value-added tax special invoices. Wherein the guide rail is arranged in the shell, the mechanical arm mechanism is in sliding fit with the guide rail, the first automatic invoice storage bin position and the second automatic invoice storage bin position are arranged on the rear portion in the shell, the automatic invoice outlet is formed in one side of the shell, and a paper outlet rubber wheel for guiding an invoice scanner is arranged on the front portion of the shell. The device has the characteristics of simple structure and convenience and reliability in operation; the value-added tax invoices and the common invoices are intelligently recognized and sorted, compared with manual sorting, the efficiencyis high, sorting is accurate, and omission and errors are avoided.

Composition for increasing bone density and preparation method and application of composition

The invention relates to the field of health care products and discloses a composition for increasing bone density and a preparation method and application of the composition. The composition disclosed by the invention comprises d-glucosamine hydrochloride, chondroitin sulfate, milk mineral salt, a turmeric extract and a eucommia bark extract. The product capable of significantly increasing the bone density is prepared by properly matching traditional Chinese medicines with active substances and coordinating pharmacologic action and effects of the raw materials through a special process, and the product has the advantages of convenience in use, safety and no side effects, and has better effects than existing nutritional substances.

Planting device for reconstructing coastal zone ecologicalization and operation method thereof

The invention relates to the field of seedling plant planting, and discloses a planting device for reconstructing coastal zone ecologicalization and an operation method thereof.The planting device comprises a box body, a water pipe support is fixedly connected to the interior of the box body, and an irrigation water pipe is arranged in the water pipe support. According to the spoil solidification device for improving the strength of the ecological fish reef and the operation method of the spoil solidification device, a second driving motor is started to drive a second lead screw to rotate, the second lead screw can drive a Y-shaped support to rotate, so that a heating lamp changes the irradiation direction, a first driving motor drives a first lead screw to rotate, and the first lead screw can drive a transmission rod to rotate; the umbrella-shaped gear is driven by the transmission rod to rotate, so that the rotating rod rotates, the purpose of changing the irradiation angle of the heating ...

Solidification device for solidifying sludge soil to improve ecology

The invention relates to the technical field of sludge treatment, and discloses a curing device for curing sludge soil to improve ecology, the curing device comprises a device shell and a collecting box, the interior of the device shell is slidably connected with a movable blocking plate, and a stirring barrel is attached to the top of the movable blocking plate. According to the solidification device for solidifying the sludge soil to improve the ecology and the operation method of the solidification device, the problems that in the actual use process, the device adopts a sludge extrusion mode to conduct dehydration when conducting dehydration on sludge, part of the sludge overflows from extrusion equipment in the extrusion process, and the dehydration effect is poor are effectively solved. According to the sludge dewatering device, the problems that in the prior art, due to the fact that sludge cannot be effectively dewatered by the device, the dewatering efficiency of the device is low ...

Electromagnetic noise suppression system of whole vehicle controller

The invention provides an electromagnetic noise suppression system of a whole vehicle controller, which belongs to the technical field of automobiles and solves the problem that the conventional whole vehicle controller has no electromagnetic noise suppression function. The electromagnetic noise suppression system of the whole vehicle controller is arranged on the whole vehicle controller; the electromagnetic noise suppression system comprises an electromagnetic noise control module arranged on the whole vehicle controller and a detection module connected with the electromagnetic noise control module; the detection module can detect noise information and transmit the noise information to the electromagnetic noise control module; and the electromagnetic noise control module can identify and analyze the noise information and can suppress the noise through the whole vehicle controller according to the analysis result. The electromagnetic noise suppression system of the whole vehicle controller ...

2-ketoglutaric acid dependent dioxygenase and application thereof

The invention relates to 2-ketoglutaric acid dependent dioxygenase and an application of the 2-ketoglutaric acid dependent dioxygenase. A polypeptide of the invention has a sequence similarity to a polypeptide of SEQ ID NO: 1 or SEQ ID NO: 3 or SEQ ID NO: 15 or SEQ ID NO: 17 or SEQ ID NO: 19 or SEQ ID NO: 21 of at least 60%, at least 65%, at least 70%, at least 75%, at least 80%, at least 81%, at least 82%, at least 83%, at least 84%, at least 85%, at least 86%, at least 87%, at least 88%, at least 89%, at least 90%, at least 91%, at least 92%, at least 93%, at least 94%, at least 95%, at least 96%, at least 97%, at least 98%, at least 99%, or 100%. Experiments prove that the polypeptide disclosed by the invention has the function of 2-ketoglutaric acid dependent dioxygenase and can be used for catalyzing senkyunolide A to generate butylphthalide. The method is of great significance to effectively solve the problem of shortage of butylphthalide resources.

Unlock key management device of transformer substation

The invention relates to an operating, monitoring and management system of a transformer substation, in particular to an unlock key management device of the transformer substation, which is used for monitoring and managing the usage of an unlock key for preventing misoperation of the transformer substation; the device comprises a cabinet body with a door, a carrier (such as IC card) for reading identity information of an operator and a password/ID reader with password input are arranged on the cabinet body, a door lock controlled by a control system is arranged on a cabinet station, a plurality of key placement positions for placing different unlock keys of the transformer substation are arranged in the cabinet body, and a key electric-locking catch which is controlled by the control system and can lock the unlock key is arranged in each key placement position. The device can monitor and manage the usage of the unlock key for preventing misoperation of the transformer substation, and the ...

Method for recovering brake energy of hybrid electric vehicle

The invention provides a method for recovering brake energy of a hybrid electric vehicle, belongs to the technical field of hybrid electric vehicles, and solves the problem that the recovery efficiency of the conventional energy recovery system cannot be guaranteed. The method for recovering the brake energy of the hybrid electric vehicle comprises the following steps of: a, receiving and storingvarious data parameters through a complete vehicle controller; b, detecting positions of an accelerator pedal and a brake pedal through the complete vehicle controller; c, making the vehicle enter a brake working state, and executing the steps d and e simultaneously; d, calculating the needed braking force; e, judging whether the energy recovery work can be performed; f, judging an actual workingcondition of the vehicle; and g, controlling a motor to recover energy through a motor controller according to the requirement of the complete vehicle controller. The invention has the advantages that: the ...

Voltage regulation system, voltage regulation method and display device

The invention provides a voltage regulation system, a voltage regulation method and a display device. The voltage regulation system comprises a time schedule controller, a voltage regulation module and a display module, wherein the time schedule controller is configured to sequentially output multiple pieces of control information according to multiple pieces of alternative reference voltage information; the power management unit is connected with the time schedule controller and is configured to receive a plurality of pieces of control information and sequentially output a plurality of alternative reference voltages to the target display panel; the acquisition unit is configured to sequentially acquire a plurality of optical signals of a target display panel and sequentially output a plurality of electric signals; and the processing unit is connected with the acquisition unit and the time schedule controller, and is configured to select target reference voltage information from the multiple ...

Automobile energy renewable vibration absorber

The invention discloses an automobile energy renewable vibration absorber, comprising an upper working cylinder and a lower working cylinder, wherein the lower working cylinder is connected into the upper working cylinder in a sliding mode; a energy renewable motor and a transmission mechanism are arranged in the upper working cylinder; and a motion transformation mechanism is arranged in the lower working cylinder. The motion transformation mechanism is a ball screw rod pair, transfers linear motion caused by the vibration of automobile wheels to rotary motion and transfers up and down motion to unidirectional rotary motion through overrunning clutchs with mutual opposite clutch directions in the transmission mechanism, and energy is transferred to electric power for use by the energy renewable motor.

Laser repair method for damaged defects of scraper

The invention discloses a laser repairing method for a damaged defect of a scraper. The laser repairing method comprises the following steps: step a, scanning: carrying out three-dimensional scanning on a defective part to obtain a defect image; step b, comparison: comparing the defect image with a standard image of the part to obtain a feature model of a defect area; and c, repairing is conducted, specifically, the defective parts are placed according to the printing positions, and high-energy output is conducted according to the material features and the feature model so as to repair the defective areas. Compared with the prior art, the method has the advantages that the influence on the peripheral area is reduced as much as possible under the condition of ensuring the compactness of the concave area, high-quality splicing is realized to ensure the quality of parts, the rejection rate of products is reduced, and the possible economic loss is reduced.

Automobile energy renewable vibration absorber

The invention discloses an automobile energy renewable vibration absorber, comprising an upper working cylinder and a lower working cylinder, wherein the lower working cylinder is connected into the upper working cylinder in a sliding mode; a energy renewable motor and a transmission mechanism are arranged in the upper working cylinder; and a motion transformation mechanism is arranged in the lower working cylinder. The motion transformation mechanism is a ball screw rod pair, transfers linear motion caused by the vibration of automobile wheels to rotary motion and transfers up and down motion to unidirectional rotary motion through overrunning clutchs with mutual opposite clutch directions in the transmission mechanism, and energy is transferred to electric power for use by the energy renewable motor.

Traditional Chinese medicine composition alleviating chemical liver injury and preparation method and Chinese materia medica preparation thereof

The invention provides a traditional Chinese medicine composition alleviating chemical liver injury. The composition is composed of, by weight, 2-6 parts of kudzu vine roots, 2-6 parts of lucid ganoderma, 1-5 parts of cat's-foot, 1-5 parts of rhodiola rosea, 1-3 parts of liquorice and 0.1-1 part of turmeric extractive, wherein the kudzu vine roots clear away heat and toxic materials, the lucid ganoderma enhances the immunity, the cat's-foot promotes blood circulation to remove blood stasis, the rhodiola rosea replenishes qi to invigorate the spleen, turmeric cooperates to promote the circulation of qi and disperse blood stasis, and the liquorice coordinates the drug actions of a prescription, so that the effects of clearing damp and heat, dispelling alcohol effects, unchoking the liver and gall and dissolving the indigestion are jointly achieved. Therefore, after the substances are compounded, interaction occurs, a good effect of alleviating the chemical liver injury is achieved, so that ...

Electron air conditioner

The utility model relates to an electron air conditioner of cooling in industry or civil area, heating, dehumidification usage. This electron air conditioner is including off -premises station and indoor set, the off -premises station including the energy storage chamber, the wall mounting in energy storage chamber has the flaky semiconductor refrigeration piece that can produce peltier effect, the one end of semiconductor refrigeration piece is located the energy storage intracavity, the other end and the vaporizer that is located outside the energy storage chamber of semiconductor refrigeration piece are connected, the indoor set is including having the heat exchanger of entry with the export, still including the indoor fan that can see the air conditioning around the heat exchanger or steam off, the energy storage chamber has air inlet and air outlet, the air outlet connects gradually through the pipeline heat exchanger and circulating fan, the reconnection extremely air inlet forms ...

Laser forming process for improving surface roughness of stress application oil supply pipeline

The invention discloses a laser forming process for improving the surface roughness of a thrust augmentation oil supply pipeline, which comprises the following steps of: constructing a three-dimensional model of a fuel pipeline for thrust augmentation of an aircraft engine, layering the three-dimensional model, and designing processing parameters and a laser scanning path; the processing parameters comprise contour process parameters, upper surface process parameters, lower surface process parameters and entity process parameters, adjusting the position relation between the three-dimensional model and the substrate, generating a final printing file, performing powder laying and channel contour and entity part scanning layer by layer, and finally forming the fuel oil pipeline for stress application. According to the method, smooth printing is ensured by optimizing contour process parameters; by optimizing the parameters of the lower surface, the low roughness of the flow channel is ensured ...

Fermented solid food for pets and preparation method thereof

The invention discloses a fermented solid food for pets. The fermented solid food comprises the following raw materials in parts by weight: 10-53 parts of fermented plant raw materials, 10-60 parts of an animal meat source and 5-15 parts of grease, wherein the fermented plant raw materials are plant raw materials fermented by probiotics. The invention also discloses a preparation method of the fermented solid food for pets. Specific probiotics are used for fermenting plant raw materials in the pet food, and fermentation of animal protein, plant protein and functional plant raw materials is completed according to a scientific proportion. After the puffing process, the dry food product which is nutritional, safe, healthy and good in palatability is realized, so that the accurate and special nutritional requirements of pets with special life cycles are met. The fermented solid food for the pets is suitable for digestive systems of the pets, promotes digestion of protein in pet food, can relieve ...

Capacitor bank grounding device

The invention relates to a capacitor bank grounding device for a high-voltage assembling capacitor bank, which belongs to a repair and maintenance tool for high-voltage transmission equipment. The capacitor bank grounding device comprises an insulating operating rod; a conducting connecting hook is connected with the front end of the insulating operating rod; the conducting connecting hook is connected with a grounding grip holder through a grounding wire; the insulating operating rod is connected with the conducting connecting hook through a connector; the lower end of the connector is connected with the insulating operating rod; the upper end of the connector is connected with the conducting connecting hook through a stud shaft; and the conducting connecting hook can be rotated by taking the stud shaft as a rotating shaft and can be positioned and fixed in different angular positions through a nut. The device has the advantages that the structure is simple, the operation is convenient ...

Task scheduling method for complete vehicle controller of hybrid electric vehicle

The invention provides a task scheduling method for a complete vehicle controller of a hybrid electric vehicle, which belongs to the technical field of hybrid electric vehicles, and solves the problem that when the complete vehicle controller of the existing hybrid electric vehicle coordinates each electronic control unit, the working stability of the complete vehicle controller is not high. The task scheduling method provided by the invention comprises the following steps: a, setting up a plurality of task cores in different levels; b, according to the urgent degrees of tasks, putting each task into the corresponding task core; and c, scheduling the tasks in the task cores according to a time cycle. The task scheduling method provided by the invention is a time-based task scheduling mechanism, different tasks are put in different task cycles according to the urgent degrees of the tasks, thereby ensuring the software of the complete vehicle controller is scheduled according to a certain ...

Electric automobile water falling anti-electric shock device

The invention provides an electric automobile water falling anti-electric shock device, belonging to the automobile safety technical field. The invention solves the problem that personnel are in electric shock danger after the existing electric automobile falls into water. The electric automobile water falling anti-electric shock device of the invention is connected with the battery module of the electric automobile, the battery module is formed by a plurality of low voltage batteries which are connected in series, the anti-electric shock device comprises a power supply, a water level detector and a controller which can control the battery module to be broken into a plurality of low voltage battery sets, the water level detector is connected with the controller, the water level detector is used for detecting the water level and sending a water falling signal to the controller when the water level reaches the preset value, the controller controls the battery module to be broken into a plurality ...