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40results about How to "Simplified commissioning steps" patented technology

Method and device for debugging variable-pitch system of wind generating set

The invention provides a method and a device for debugging a variable-pitch system of a wind generating set. The device comprises a host computer, a main station device and a variable-pitch device, wherein the host computer is connected with the main station device through the Ethernet; the main station device is connected with the variable-pitch device through a CANopen bus; a user reads information of the variable-pitch system through the human-machine interface of the host computer and performs corresponding operation on the variable-pitch system; the program of the main station device is used for processing the state information of the variable-pitch system and the control command of the host computer; and the variable-pitch system is used for transmitting all state information to the main station device and receiving the control command transmitted by the main station device to perform actions such as pitch variation. The method and the device have the beneficial effects that due to the adoption of the technical scheme, the debugging device is small in size, and is easy and convenience to operate; the host computer is connected with the main station device through the Ethernet, so that safety and reliability are realized; and data are exchanged with variable-pitch device accurately and timely through a PDO (PHP Data Object) and an SDO (Service Data Object) of CANopen bus communication.
Owner:天津瑞源电力电子技术有限公司

Integrated anti-counterfeiting detection sensor module and banknote counting and detecting machine provided with same

The invention provides an integrated anti-counterfeiting detection sensor module and a banknote counting and detecting machine provided with the same. The integrated anti-counterfeiting detection sensor module comprises a module base cavity, CIS contact sensors, an outward irradiation light source module and magnetic signal sensors which are arranged in the module base cavity and used for detecting magnetic graphic and text information, and is characterized in that the outward irradiation light source module is arranged at one side of the CIS contact sensor, banknotes to be detected pass through in a mode of clinging to the outward irradiation light source module and a gap above the CIS contact sensors, the CIS contact sensors, the outward irradiation light source module and the magnetic signal sensors are controlled by an FPGA large-scale programmable logic circuit in the module and are connected to a main control circuit board through a simple output interface. The integrated anti-counterfeiting detection sensor module adopts a modular design, and can effectively ensure the consistency in function of the banknote counting and detecting machine. In addition, the integrated anti-counterfeiting detection sensor module can improve the assembly efficiency, further reduces the assembly labor cost, comprises the functions of ultraviolet light reflection, ultraviolet light penetration, infrared light penetration and dual-wavelength ultraviolet light 2015 version vertical serial number fluorescent characteristic detection, and can greatly improve the banknote detecting capacity.
Owner:长沙恒强电子科技有限公司

Intelligent debugging platform for phase control switch

The invention provides an intelligent debugging platform for a phase control switch. The platform comprises an electrical characteristic test module, a temperature influence test module, a control voltage influence test module, a dispersing performance test module and a control module connected via a bus, and the platform is connected with a phase control switch body, a phase control switch controller and a temperature regulating valve; the electrical characteristic test module tests the decrease rate of the dielectric strength of the phase control switch body as well as a pre-breakdown moment, a pre-breakdown voltage and contact time of a contact; the temperature influence test module tests influence of temperature on opening / closing of the phase control switch body; the control voltage influence test module tests influence of the test voltage on opening / closing of the phase control switch body; the dispersing performance test module tests dispersing performance of opening / closing of the phase control switch body; and the control module adjusts temperature of an incubator and realizes opening / closing of the phase control switch body via change of the control voltage. According to the invention, special electrical and mechanical characteristics of the phase control switch can be obtained rapidly and accurately, a test period is shortened, and the test efficiency is improved.
Owner:SHENZHEN POWER SUPPLY BUREAU

Remote control method and device based on Bluetooth, computer equipment and storage medium

The invention relates to a Bluetooth-based remote control method and device, computer equipment and a storage medium. The method comprises the following steps: receiving a Bluetooth instruction set sent by control equipment, wherein the Bluetooth instruction set is generated by receiving a connection instruction triggered by a user through the control equipment; creating an internal process pair, wherein the internal process pair comprises a parent process and a child process which are executed in parallel; based on a virtual serial port protocol, establishing a virtual connection link with the control equipment by using the parent process according to the Bluetooth instruction set; receiving a control instruction sent by the control equipment through the virtual connection link by utilizing the parent process, and forwarding the control instruction to the child process by utilizing inter-process communication; acquiring a control instruction by utilizing the sub-process, and performing corresponding command execution according to the control instruction to obtain a command execution result; returning the command execution result to the parent process by utilizing the child process, and sending the command execution result to the control equipment through the virtual connection link by the parent process. By adopting the method, wireless remote control and debugging of the Linux embedded equipment can be realized.
Owner:SHENZHEN NEOWAY TECH

Design and debugging method of a special-shaped reference ring

The invention provides a method for designing and debugging a special-shaped reference ring. The method includes the following steps: in the first step, the size of the reference ring is determined according to the measured special-shaped transponder, and the size of the reference ring is determined to be consistent with the size of the transponder. This makes two copper rings with dual output, and measures the inductance value C of the entire copper ring A ; In the second step, in order to ensure the uniform distribution of the magnetic field, the copper ring is uniformly cut, that is, the length of each copper strip is basically the same, and the length of a single copper strip cannot exceed 300mm, and the cutting is not performed at the corner; the third step is tuning, each The tuning circuit at the frequency point is equivalent to one in which only the capacitance C can be adjusted, and the capacitance value C can be adjusted according to the required resonance frequency; through the above method, special-shaped reference rings for various special-shaped transponders can be produced to meet the needs of special-shaped transponders. Calibration requirements; and the tuning steps of the reference loop simplifies the tuning circuit and debugging steps of the existing reference loop.
Owner:BEIJING JIAODA SIGNAL TECH

A debugging device for pitch control system of wind power generating set

The invention provides a method and a device for debugging a variable-pitch system of a wind generating set. The device comprises a host computer, a main station device and a variable-pitch device, wherein the host computer is connected with the main station device through the Ethernet; the main station device is connected with the variable-pitch device through a CANopen bus; a user reads information of the variable-pitch system through the human-machine interface of the host computer and performs corresponding operation on the variable-pitch system; the program of the main station device is used for processing the state information of the variable-pitch system and the control command of the host computer; and the variable-pitch system is used for transmitting all state information to the main station device and receiving the control command transmitted by the main station device to perform actions such as pitch variation. The method and the device have the beneficial effects that due to the adoption of the technical scheme, the debugging device is small in size, and is easy and convenience to operate; the host computer is connected with the main station device through the Ethernet, so that safety and reliability are realized; and data are exchanged with variable-pitch device accurately and timely through a PDO (PHP Data Object) and an SDO (Service Data Object) of CANopen bus communication.
Owner:天津瑞源电力电子技术有限公司

An Amorphous Strip Shearing Machine Convenient for Debugging and Installing Blades

The invention discloses an amorphous strip shearing machine convenient to debug and install blades. The machine comprises a base; two symmetric fixed blocks are arranged on the left side of the upper surface of the base; stand columns are arranged on the upper surfaces of the fixed blocks; a first hydraulic cylinder is fixed on the lower surface of a top plate on the stand columns, and is connected with a slide base through a first movable rod; the stand column sleeves in a through hole in the slide base; the lower surface of the slide base is connected with an upper cutter base; a lower cutter base is movably clamped in a chute in the upper surface of the base; a feeding plate is arranged on the upper surface of the base; a pressing device is arranged rightly above the feeding plate; an oil tank is arranged on the right side of the upper surface of the base; a hydraulic pump is arranged on one side of the upper surface of the oil tank; and a hydraulic pump switch is arranged on the other side of the upper surface of the oil tank. The amorphous strip shearing machine convenient to debug and install the blades is convenient in use, simplifies the gap adjusting step of an upper blade and a lower blade, further improves the working efficiency, and can prevent deviation during shearing.
Owner:山西鑫晶晟科技有限公司

Mass spectrometer radio frequency power supply provided with temperature compensation system

The invention discloses a mass spectrometer radio frequency power supply provided with a temperature compensation system. The mass spectrometer radio frequency power supply comprises a radio frequencyvoltage V closed-loop circuit, a direct current amplifying module and a scanning signal, wherein the radio frequency voltage V closed-loop circuit sequentially comprises a comparator, a mixer, a power amplifier and an amplitude detection module, the scanning signal and the output terminal of the amplitude detection module are respectively electrically connected with the input terminal of the comparator, the output terminal of the amplitude detection module is electrically connected with the input terminal of the direct current amplifying module by virtue of one multiplier, a temperature compensation amplifying circuit with positive and negative temperature compensation coefficients is also arranged in the radio frequency power supply, the temperature compensation amplifying circuit also comprises a temperature compensation module provided with a temperature-sensitive element, the temperature-sensitive element is used for detecting ambient temperature T at which the radio frequency power supply works, a data model stored with relation between the ambient temperature T and a deviation value of the radio frequency power supply is also arranged in the temperature compensation module,and the temperature compensation module dynamically adjusts the feedback quantity of the radio frequency power supply according to the working ambient temperature and the data model. The mass spectrometer radio frequency power supply disclosed by the invention adopts the temperature compensation module based on the temperature-sensitive element, actively solves the temperature drift problem, is high in compensation efficiency and well maintains voltage stability of the radio frequency power supply.
Owner:BEIJING BEIFEN INSTR TECH

Method for implementing self-calibration of current-limiting current value of motor controller

The invention discloses a method for implementing self-calibration of a current-limiting current value of a motor controller, and belongs to a detection method for the motor controller. The method comprises the following steps that: self-calibration data is acquired, wherein the motor controller is directly connected to a constant current power supply, the constant current power supply outputs constant current equal to a target current-limiting current value, and in the process that the constant current passes through a sampling resistor, a singlechip circularly samples voltage values at the two ends of the sampling resistor; and if the real-time voltage values at the two ends of the sampling resistor exceed a reference voltage value or a voltage value corresponding to an initial current-limiting current value, the pulse-width modulation (PWM) duty ratio output by the sampling resistor is reduced, and the on-time of a metal-oxide-semiconductor field effect transistor (MOSFET) in the motor controller is shortened, so that the current is reduced, and the working current of the motor controller is always kept to be less than or equal to the current-limiting current value. The method comprises simple steps, is suitable for self-calibration debugging of the current-limiting current of motor controllers of electric vehicles of all types and has a wide application range.
Owner:SICHUAN JINWANGTONG ELECTRONICS SCI & TECH

A debugging system and method capable of being integrated into a detection system

The invention belongs to the technical field of data information processing, and discloses a debugging system and method that can be integrated into a detection system. The magnetic detection system generates a magnetic debugging control signal, and transmits the generated magnetic debugging control signal to a plate-type magnetic module debugging system; The signal generation module of the plate-type magnetic module debugging system generates corresponding debugging signals according to the received control signals. The magnetic detection system receives and judges the collected signals, and further judges whether the function of the magnetic module is complete according to the judgment results, and finally transmits the results display system. The present invention subverts the tradition and proposes a new magnetic module debugging mode. The plate type magnetic module debugging system is completely different from the existing debugging mode. This debugging mode is directly integrated into the magnetic detection system, making full use of the existing hardware resources to complete Debugging subverts the original concept of debugging and forms a feasible debugging mode for magnetic modules, which has great theoretical guiding significance.
Owner:NAVAL UNIV OF ENG PLA
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