458results about How to "Reduce commissioning costs" patented technology

An LED dimming circuit suitable for thyristor dimmers, 50 / 60Hz AC sine wave waveforms are chopped by a triac (TRIAC), rectified by a bridge rectifier circuit (A), and separated by an isolation circuit ( U1) Take out the chopping waveform and send it to the single-chip control unit (MCU), the single-chip control unit (MCU) outputs the PWM waveform to the LED driver chip (LEDDRIVE), and the LED driver chip (LEDDRIVE) drives the light-emitting diodes (LED1, LED2) to emit light. It makes the LED lamp directly replace the incandescent lamp with the same perfect dimming effect, and the circuit is simple and the cost is low, which overcomes an important obstacle for the LED lamp to replace the incandescent lamp.

The invention relates to a multifunctional protocol resolver, which comprises a testing end and a simulation end. The testing end is used for packaging data request message which is then distributed to the simulation end as request frame and for analyzing response frame returned from the simulation end and displaying the analyzing result in preset mode; the simulation end is used for buffering the request frame sent by the testing end, comparing the request frame with protocol data sources in the simulation end and judging, packaging the data message in the protocol data sources, sending the packaged data message back to the testing end as response frame. The multifunctional protocol resolver of the invention can carry out simulation warning testing for intelligent equipment of base station on site in supervising center, thereby greatly improving development efficiency, reducing development cost and modulating cost and shortening development period.

The invention discloses distributed packet-switching chip model verification system and method and relates to the field of designing packet processing chips. The system comprises a core control module, a command line interface module, an SDK (software development kit) proxy interface module, a virtual network test meter module, a virtual chip configuration module and a C model package module. The core control module is a server program module. The command line interface module, the SDK proxy interface module, the virtual network test meter instrument, the virtual chip configuration module and the C model package module are client program modules. The system is a C / S / C (client / server / client) structured distributed system supporting three application scenarios, namely, system function model verification, software-hardware cooperated simulation verification and prototype verification. Modules required for different application scenarios are different. Verification closure time of the functions of the system at different levels can be shortened greatly, development efficiency is increased, and debugging cost is lowered.

The invention provides a program debugging method of an embedded system and the embedded system, belonging to the field of program debugging. The method comprises the steps that: the CPU (central processing unit) of the embedded system receives a higher-level debugging command from a debugging host computer by the communication port of the CUP and converts the higher-level debugging command into a bottom-level debugging command; a testing access port controller stores the data corresponding to the bottom-level debugging command to a register of an embedded real-time on-line circuit simulator in advance; the embedded real-time on-line circuit simulator compares the data stored in the register in advance with the data of the CPU at the time of program real-time operation, and enters the program into a debugging mode when the two data are consistent; and then the CPU carries out protocol conversion on the data generated by the program real-time operation and transmits to the debugging host computer by the communication port of the CPU. According to the invention, the CPU transmits the higher-level debugging command by the communication port of the CPU, converts the higher-level debugging command into the bottom-level debugging command, and outputs the data by the communication port of the CPU after entering the debugging mode, so that the debugging cost is lowered.

The invention provides a flight simulation system of an unmanned aerial vehicle. The flight simulation system of the unmanned aerial vehicle comprises a main control module, a display module and a communication module, wherein the main control module is used for controlling the simulated flight of a preset unmanned aerial vehicle model to generated various actual flight data, the display module is used for displaying the various actual flight data generated during flight simulation under the control of the main control module, the communication module is used for sending the various actual flight data generated during flight simulation to a ground station or receiving a control command of the ground station under the control of the main control module, and both the display module and the communication module are electrically connected with the main control module. According to the flight simulation system and method of the unmanned aerial vehicle, the problem that actual flight of the unmanned aerial vehicle is needed each time when the ground station is debugged is solved, debugging cost of the ground station is saved, and debugging efficiency of the ground station is improved.

The invention discloses refrigeration equipment. A liner of a case of the refrigeration equipment comprises an evaporator chamber, a plurality of refrigeration chambers and an air distribution plate, wherein an inner cavity of the air distribution plate is provided with an air passage and a fan, an air inlet of the air passage faces to the evaporator chamber, the fan is arranged at the air inlet of the air passage to absorb cool air inside the evaporator chamber into the air passage, and the air passage is provided with a plurality of air passage branches which are respectively led to each refrigeration chamber. The invention also discloses an air distribution plate comprising a front cover plate, a rear cover plate and a foam part, wherein the rear cover plate is buckled together with the front cover plate, and the foam part is clamped between the front cover plate and the rear cover plate and partially recessed to form the air passage which comprises the air inlet and the air passage branches. The air distribution plate of the refrigeration equipment simplifies the structure of the air passage, and the cool air led to each refrigeration chamber is uniformly distributed by the air distribution plate, therefore, the air inside each air passage branch can be accurately controlled.

The invention discloses a remote debugging system and method of an elevator controller. The system comprises a control end smart mobile phone, the elevator controller and a debugging end smart mobile phone. By logging in the debugging end smart mobile phone, parameter information and state information of the elevator controller are acquired to form a data packet or a detection file is automatically generated. A remote worker receives the data packet or the detection file through the control end smart mobile phone, a debugging file is generated after the data packet or the detection file is analyzed and returned to the debugging end smart mobile phone, and the debugging end smart mobile phone writes a debugging instruction in the debugging file into the elevator controller after receiving the debugging file. The system avoids the defect that in the prior art, because an elevator control machine room shell is disassembled, tedious operation is caused, meanwhile lowers the requirements for assembly skill of workers, enhances human-computer interaction, improves the debugging efficiency, reduces the frequency for technical service staff to arrive at the scene and thus reduces the equipment maintenance cost.

The invention provides a control device a control method for the stable running of a gas turbine, belonging to the technical field of the control of the gas turbine. The device comprises a start control module, a revolving speed control module, a revolving speed load control module, an acceleration control module, a temperature control module, a load shedding control module, a maximum value control module, a minimum value control module, a minimum value selector and a maximum value selector. According to the invention, the safety and the stability of the running process of the gas turbine can be guaranteed, the joint debug time of the gas turbine can be shortened, and the gas turbine debugging cost for the debug control system can be reduced; and a master control system is designed by the method adopting the minimum value selector, and the control system is debugged in cooperation with a simulated mathematical model, so that the rationality and the safety of the control system can be guaranteed.

A drive unit for a door or a gate includes an electric motor, a detection unit for detecting the position of the door or gate, the detection unit being coupled to the motor and providing an identical pulse sequence with every rotation of the motor, wherein the duration of one pulse in the sequence is different from the duration of the other pulses in the sequence, which are equal. All detected pulses are stored in a non-volatile memory. The drive unit includes an electronic control and regulating circuit including an output stage for the electric motor and at least one memory, in which an operational program is stored providing a programmable learning procedure for an opening and closing movement of the door or gate based on the pulses provided by the detection unit.

The invention provides a terminal commissioning method. The method comprises the steps of acquiring commissioning data from a terminal to be commissioned; transmitting the commissioning data obtained to the commissioning terminal through a wireless connection between the commissioning data and the commissioning terminal, so as to commission the terminal to be commissioned by the commissioning terminal in accordance with the commissioning data. The commissioning data is transmitted by the wireless connection transmission, therefore the complicate wiring can be prevented; furthermore, the commissioning data is not limited by a networking environment and the hardware quantity, therefore the commissioning cost can be effectively saved.

The embodiment of the invention provided a method for debugging an embedded operating system, comprising: the embedded operating system to be debugged is determined, and preset debugging indicating information corresponding to the embedded operating system is acquired; the embedded operating system to be debugged is debugged by utilizing the debugging indicating information. Compared with the prior art, in the embodiment of the invention, after the embedded operating system to be debugged is determined, a debugging tool is used for acquiring the preset debugging indicating information corresponding to the embedded operating system, and the debugging indicating information is used for debugging the embedded operating system to be debugged, so that the debugging tool can be used for debugging different types of embedded operating systems.

The invention discloses an automobile analogue communication protocol analyzer. The automobile analogue communication protocol analyzer comprises an analyzing end, a diagnosing end and a diagnosis protocol interface; the diagnosing end is used for performing comparative judgment on the frame sequence frame of a request diagnosis protocol sent by the analyzing end and the format of the protocol data source read by the diagnosis protocol interface; the diagnosing end returns diagnosis testing data to the analyzing end for protocol analysis and visual display; and the analyzing end packs the data generated after the analysis and sends the protocol frame sequence data to the diagnosing end. An analyzing method of the automobile analogue communication protocol analyzer is disclosed. The analyzing method comprises the steps that the analyzing end sends a diagnosis protocol to the diagnosing end and judges whether the analyzing end needs a protocol analysis request; the diagnosing end adds a protocol identifiers to different function modules of the analyzing end, and the diagnosing end reads special function identifiers of different function modules and modifies the identifiers based on prompt messages of different function modules. The automobile analyzer can collect the automobile fault information and generate a reply command rapidly, and the pseudotime is shortened greatly.

The invention discloses an optical module debugging system, which comprises a debugging board, a debugging communication mainboard and a debugging host machine, wherein the debugging board comprises a differential crystal oscillator which is used for providing data electric signals for a debugged optical module arranged on the debugging board, the debugging communication mainboard comprises a single chip microcomputer and a monitoring optical module, the monitoring optical module detects optical signals emitted by the debugged optical module after the data electric signals are received through a photodiode, and in addition, the response current generated by the photodiode is detected, the debugging host machine is used for being communicated with the single chip microcomputer and obtains the response current detected by the monitoring optical module through the single chip microcomputer, the optical power is calculated according to the obtained response current, the bias current in the debugged optical module is regulated through the single chip microcomputer according to the calculated optical power, and the optical power is debugged. The monitoring optical module is adopted for replacing an optical power meter for testing the optical power of laser emitted by the debugged optical module, and the differential crystal oscillator capable of outputting high-frequency differential electric signals is adopted for replacing an error detector, so the debugging cost of the optical module is greatly reduced.

The invention discloses sensor auto identification device. It includes sensor, read analog input unit, algorithm unit, sensor auto identification rule base, sensor failure decision rule base, sensor identification unit, and sensor data display unit. The output end of the sensor is connected with the input end of the read analog input unit of which output end is connected the input end of the algorithm unit. The output ends of the algorithm unit, sensor auto identification rule base, and sensor failure decision rule base are connected with the input end of the sensor identification unit of which output end is connected with the input end of the sensor data display unit. The invention needs no interface numbering mark, can automatically identify various sensor types and uses, ensure auto control device run as the given input-output relation to reduce site operation and debugging cost, increase work efficiency.

The invention relates to a rare earth separation method, and in particular relates to a method for extracting and separating high-purity dysprosium oxide and terbium oxide from various terbium-dysprosium rare earth enrichment materials. The invention aims to provide the method for extracting and separating high-purity dysprosium oxide and terbium oxide from various terbium-dysprosium rare earth enrichment matters which are easily-balanced in system, low in debugging cost, small in acid and alkali consumption, low in production cost as well as low in quantity of high-price terbium element pressing grooves, and saves one-time investment. The method for extracting and separating high-purity dysprosium oxide and terbium oxide from the terbium-dysprosium rare earth enrichment matters comprises the following steps: (1) a continuous saponification and continuous rare earth soap manufacturing process; (2) a pre-grouping process; (3) a tandem separation process; and (4) a two outlets-Gd / / Tb separation process. The method provided by the invention has the advantages that 1, the quality of high-price terbium element pressing grooves is less; 2, the method is easily-balanced in system, low in debugging cost, small in acid and alkali consumption and low in production cost, and saves the one-time investment.

The invention discloses a method and device for debugging an application program. A monitoring component is added into a debugged system. The debugged application program is subjected to reverse attach into a debugging system through the monitoring component, and the debugging system does not need to be subjected to attach into the debugged application program. Accordingly, during application program debugging, the debugged application program does not need to be ended, the debugged application program can be subjected to dynamic debugging, and system performance and system availability are improved. The relevant information of a debugged variable and relevant information of a debugged function are sent to the debugging system through the monitoring component, the debugging system directly outputs debugging results according to the relevant information of the debugged variable and relevant information of the debugged function, on the basis that the debugged application program does not export a debugging symbol table, a disassembling mode does not need to be used for debugging the debugged application program, and the complexity of application program debugging by the debugging system is effectively lowered.

The invention discloses a van-type movable hydrogen manufacturing and hydrogen refueling station, comprising a power source compartment, a hydrogen manufacturing compartment, a compression compartment, a hydrogen storing compartment and a gas selling machine, wherein the power source compartment and the compression compartment and the hydrogen storing compartment are respectively formed by changing a shipping container; the power source compartment converts the local high-voltage power source into low-voltage direct current, dynamic voltage and lighting voltage which are suitable for being used in the invention; the hydrogen manufacturing compartment is provided with a tap water interface, a water treatment facility, an electrolytic cell and a hydrogen purifying device which are connected in sequence; the compression compartment is provided with a low-voltage buffer tank connected with the hydrogen purifying device, and a compressor connected with the low-voltage buffer tank; the hydrogen storing compartment is provided with at least a high-voltage hydrogen storing tank which is connected with the compressor through a check valve; and the gas selling machine is connected with the high-voltage hydrogen storing tank through a reducing valve. The van-type movable hydrogen manufacturing hydrogen and refueling station of the invention is convenient for transoceanic transportation by changing the shipping containers, thus lowering the installation difficulty and the debugging cost.

Embodiments of the present invention provide a test script debugging method. The test script debugging method comprises: during a process of executing a test script, detecting whether a sub-script whose execution is paused appears among multiple sub-scripts that are executed sequentially in the test script; and if the sub-script whose execution is paused appears, pausing execution of the test script. The test script is automatically paused at any moment of executing the test script or when the execution fails. The method overcomes the defect that the test script can only be terminated rather than paused, which leads to re-execution of the test scrip from the beginning after the test script is repaired, so that the debugging cost of the test script is significantly reduced, better experience is provided for the user, and time consumption of the tester is decreased. Furthermore, the embodiments of the present invention provide a test script debugging system, a medium and a computer device.

The invention discloses an RTDS simulation system of a static variable frequency system. The RTDS simulation system comprises a real-time digital simulator RTDS, signal interface equipment and static variable frequency control protection equipment, wherein the real-time digital simulator RTDS is connected with the signal interface equipment through an optical fiber, and the signal interface equipment is connected with the cable of the static variable frequency control protection equipment. The RTDS simulation system of the static variable frequency system can check the static variable frequency system capacity, main loop topology, unit start-up time and the like, test the function of static variable frequency system control and protection equipment and test control parameters; when the system topology is changed or the primary system parameters are changed, the experiment can be performed after correcting a simulation model.

The invention discloses a control system based on a hand-push teaching type five-shaft horizontal joint robot. The control system comprises a three-dimensional shift sensing module system, a master control unit module, a communication module, a driving motor interface module, a photoelectric isolation I / O interface module and a peripheral memory module. Through the mode, as the control system based on the hand-push teaching type five-shaft horizontal joint robot adopts virtual hand push, the motion of the robot is still substantially powered by a joint motor, and the problem that the end of the clumsy robot is difficult to operate by the hand of a person is well solved. The control system is simple, practical and efficient. At the same time, as the joint structure is fully consistent with that of a robot which does not adopt the hand push scheme, neither a clutch nor an encoder is required, and the reliability is ensured to a great degree. Besides, as only software setting and debugging need to be carried out in a controller, the comprehensive manufacture, maintenance and debugging costs are all very low.

The invention provides a method for optimizing control parameters of a ventilation and air conditioning system of a subway station and belongs to the field of heating ventilating and air conditioning. The method is applied to the ventilation and air conditioning system and mainly comprises the following steps: building a simulated model of a platform layer of the subway station according to a design drawing of the subway station, and determining the parameters of the simulated model; meshing the simulated model; calculating initial control parameters, and programming a PID (Proportion Integration Differentiation) control program of the ventilation and air conditioning system of the subway station by using Fluent UDF (Universal Disk Format); operating Fluent software, and calculating and solving the simulated model of the ventilation and air conditioning system of the subway station; comparing simulation temperature and speed control results of a flow field under different control parameters, and finally optimizing to obtain optimal control parameters. The method disclosed by the invention has the characteristics of changing the control parameters of the ventilation and air conditioning system of the subway station, calculating the simulation temperature and the speed control results of the flow field under different control parameters by using the Fluent software and obtaining the optimal control parameters by comparison and optimization.

The invention relates to a terminal debugging method and device. Before debugging is conducted, debugging items of terminals to be debugged in the same series are stored in a debugging system in advance; when the terminals are debugged, the debugging items of the terminals are imported first, and the debugging items are sequentially matched with the debugging items which are stored in advance; if the matching is successful, matching identifications are added to the debugging items of the terminals to be debugged; when a debugging instruction is received, whether the matching identification for the debugging item corresponding to the debugging instruction is available in the debugging items of the terminals to be debugged is judged; if the matching identification for the debugging item is available, a debugging program of the debugging item is called and operated, as a result, when the terminals in the same series are debugged, the debugging program can be directly called from the system, and corresponding debugging programs do not need to be imported before each time of debugging. Therefore, debugging efficiency is high, and debugging cost is reduced.

The invention relates to a spring-back analysis and full-profile compensation method for a cold-stamped part of an automobile fender and belongs to the field of manufacturing of stamping molds for automobile covering parts. The method comprises specific steps as follows: step 1: a spring-back result of the part of the fender is predicted as follows: analog simulation is performed on the forming process of the part of the fender by the aid of finite element analysis software AutoForm, and the spring-back result is predicted; step 2: a spring-back compensation scheme for the part of the fender is determined; step 3: full-profile spring-back compensation for the part of the fender is performed, and multiple rounds of iterative compensation is performed by the aid of the finite element analysis software AutoForm until the size requirements are met; step 4: product data of the part of the fender are reconstructed. The method has the positive effects that the defects of low fender size precision and high mold transformation workload in the past are overcome by the aid of fender spring-back analysis and spring-back compensation based on the finite element analysis technology, the qualityof a fender product is substantially improved, the mold debugging cost is reduced, and the mold debugging period is shortened.

The invention relates to display device. The display device comprises a display panel with a plurality of display units, a data driving circuit and a common voltage circuit, wherein the display units comprise pixel electrodes and common electrodes; the data driving circuit is used for supplying display gray scale voltage corresponding to display data to the display units; the pixel electrodes are matched with the common electrodes to display the display data; the display panel further comprises a switch circuit for connecting the multiple display units to the data driving circuit; the switch circuit transmits the display gray scale voltage from the data driving circuit to the pixel electrodes in the displaying period and feeds gray scale voltage of the pixel electrodes back to the data driving circuit in the feedback period; the data driving circuit correspondingly outputs a feedback signal to the common voltage circuit according to the fed back gray scale voltage and adjusts common voltage.

The invention relates to a trolley circuit system which is based on CAN bus, which belongs to the technical field of means of transport. A trolley circuit system which is based on CAN bus is characterized in that the invention comprises a main control and instrument unit, a switching value unit, an analog quantity unit, an H-CAN bus unit and an L-CAN bus unit, and the main control and instrument unit is respectively connected with the switching value unit, the analog quantity unit, the H-CAN bus unit and the L-CAN bus unit to communicate through an interface. A trolley circuit system of the invention which is based on a CAN bus adopts a CAN bus technique to substitute traditional electrical control proposal, which utilizes a main control and instrument unite to communicate with a CAN bus node, the analog quantity unit and the switching value device, and the system can be simplified to design, which reduces control conductor wire harness, improves reliability of various electrical control devices, is convenient for repairing and detecting, and lowers installation and debugging cost.

The invention discloses a debugging method, a debugger and a system. A debugging message sent by a terminal device can be received, and the debugging message can be sent to a corresponding air-conditioner device through a wireless communication mode. Debugging setting is carried out by means of the air-conditioner device basing on the debugging message. After the reception of a responding message sent by the air-conditioner device through the wireless communication mode, the responding message can further be sent to the terminal device. Compared with the prior art, the debugging method, the debugger and the system have the advantages that the situation that a worker needs to visit the site in person is avoided; disassembly of an air-conditioner is not needed, namely, remote debugging is achieved; therefore, the debugging process of the air-conditioner is simplified, the debugging efficiency of the air-conditioner is improved, and the debugging cost of the air-conditioner is lowered; and the problems of tedious debugging process, low efficiency and high cost which exist in the prior art are solved.

A drive unit for a door or a gate includes an electric motor, a detection unit for detecting the position of the door or gate, the detection unit being coupled to the motor and providing an identical pulse sequence with every rotation of the motor, wherein the duration of one pulse in the sequence is different from the duration of the other pulses in the sequence, which are equal. All detected pulses are stored in a non-volatile memory. The drive unit includes an electronic control and regulating circuit including an output stage for the electric motor and at least one memory, in which an operational program is stored providing a programmable learning procedure for an opening and closing movement of the door or gate based on the pulses provided by the detection unit.

The invention discloses a test platform of a controller area network (CAN)-based light rail vehicle network control system, which comprises a driver console A, a driver console B, a control cabinet A, a control cabinet B and a subsystem simulation cabinet, wherein the driver consoles A and B have the same structure; the control cabinets A and B have the same structure; and the driver console A, the control cabinet A, the subsystem simulation cabinet, the control cabinet B and the driver console B are connected by a CAN. The test platform can greatly shorten the debugging time of the vehicle network control system so as to shorten the time of delivering vehicles to users by original equipment manufacturers and finally realize the advanced delivery or operation of the vehicles. The test platform and a research platform are provided for the CAN technology-based control system, are favorable for the popularization and application of a CAN system in China and further promote the diversified development of the light rail vehicle network control system in China.

The disclosure discloses a vehicle recognition method and apparatus, a vehicle inspection system, a storage medium, and electronic equipment, and is applied to the technical fields of vehicle recognition and vehicle safety inspection. The vehicle recognition method comprises: shooting a to-be-recognized vehicle by employing a linear array camera to obtain a plurality of linear array images of theto-be-recognized vehicle; performing distortion correction on the plurality of linear array images based on the moving speed of the to-be-recognized vehicle to obtain a plurality of corrected images;combining the plurality of corrected images to obtain a vehicle body image of the to-be-recognized vehicle; recognizing the type of the to-be-recognized vehicle in the vehicle body image based on a first pattern recognition algorithm; and recognizing the vehicle number of the to-be-recognized vehicle in the vehicle body image based on a second pattern recognition algorithm. According to the vehicle recognition method and apparatus, the vehicle inspection system, the storage medium, and the electronic equipment, the type and the vehicle number of the vehicle can be simultaneously recognized, the influence of the moving speed of the to-be-recognized vehicle on the image can be eliminated, the deformation of each linear array image is reduced, and the recognition accuracy of the type and thevehicle number can be improved.

The invention discloses a system for debugging a half-speed steam turbine protection system of a nuclear power plant. The system for debugging the half-speed steam turbine protection system of the nuclear power plant comprises a simulation machine and a valve debugging device, wherein the simulation machine is connected with the steam turbine protection system and used for simulating multiple operating parameters of a steam turbine and sending the multiple operating parameters of the steam turbine to the steam turbine protection system, so that protection action of the steam turbine protection system is tested; and the valve debugging device is connected with a main steam valve of the steam turbine and used for simulating a control signal of the steam turbine protection system to the main steam valve, and whether action of the main steam valve is matched with action of the steam turbine protection system or not is tested by testing opening and closing of the main steam valve. The invention further discloses a method for debugging the half-speed steam turbine protection system of the nuclear power plant. By adoption of the system and method for debugging the half-speed steam turbine protection system of the nuclear power plant, the risks of machine tripping and reactor tripping can be lowered, and the safety and reliability of the system are improved.