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114results about How to "Debug accurately" patented technology

Evaluation method and evaluation system for evaluating performance of high-capacity battery energy storage system

The invention provides an evaluation method and an evaluation system for evaluating the performance of a high-capacity battery energy storage system. The method for evaluating the performance of the high-capacity battery energy storage system comprises the steps of sequentially evaluating the performance of each battery pack in the energy storage system, and then performing corresponding debugging on the battery pack according to the evaluation result, wherein the performance evaluation of the battery pack is determined with a fuzzy relation matrix established according to grade and evaluation indexes and the weight of each evaluation index as a maximum membership degree. The evaluation system comprises a data acquisition module, a performance index calculation module, a fuzzy relation matrix calculation module and an evaluation matrix calculation module which are connected in sequence. Compared with the prior art, based on the evaluation method and the evaluation system, the consistency performance of the high-capacity battery energy storage system is comprehensively evaluated. Evaluation data are derived from the historical operating data of a battery during operation. The normal operation of the battery energy storage system is not influenced at all. Meanwhile, the implementation is convenient, and the flexibility is high.
Owner:STATE GRID CORP OF CHINA +2

Seal checking method and seal checking device

The invention relates to a seal checking method and a seal checking device. The checking device comprises n groups of light sources, a camera and a control processing circuit which are distributed annularly. The checking method comprises the following steps: the n groups of light sources are started in sequence based on time sequence so as to realize flash exposure of a die of the seal; the camera synchronously shoots the die of the seal during exposure, so as to obtain n electronic images Fi, brightness values of the n electronic images are compared, and then the brightest electronic image Flight and the darkest electronic image Fdark are selected from the n electronic images; the brightest electronic image Flight and the darkest electronic image Fdark are aligned to realize pixel stacking and composition of the images; the composite electronic image Ftarget is subjected to check and verification with a stored target image and stored target parameters, and then a check pass signal or a check rejection signal is sent. According to the seal checking method and the seal checking device, the daily manual operation workload of seal checking is greatly reduced, the seal checking efficiency is increased greatly, the checking failure probability is reduced, the operation is simplified, the paperless office work is significantly promoted, and the daily consumption of paper is lowered.
Owner:SHENZHEN MAXVISION TECH

Spring safety valve debugging device

PendingCN107605823AAccurate measurement of actual set pressureEasy to debugMachine part testingFluid-pressure actuator testingHydraulic cylinderPull force
The invention relates to a spring safety valve debugging device which can perform online debugging and checking on a spring safety valve. The spring safety valve debugging device comprises a data processor, a force measuring sensor, a displacement transducer, a pressure transducer, a hydraulic cylinder, a bracket, a piston, a universal nut, a pull rod, a high-pressure oil pump and the like, wherein the hydraulic cylinder and the bracket are mounted on a regulating screw of the safety valve; a force measuring transducer is placed on the hydraulic cylinder; the pull rod passes through the hydraulic cylinder and is rigidly connected with a valve rod of the safety valve; and the displacement transducer is fixedly arranged on the bracket. During checking, high-pressure medium is injected into the hydraulic cylinder through the high-pressure oil pump, the piston drives a valve rod to move upwards, a measuring element transmits a displacement signal of valve opening, valve rod pull force andcontainer pressure data into a data processor, and set pressure and spring regulating amount of the safety valve are precisely calculated; and in a checking process, displacement of the valve rod is detected through the displacement sensor to judge whether the valve is opened or not. The spring safety valve debugging device has the advantages that set pressure of the spring safety valve can be precisely measured on line under pressure, and debugging and checking of the safety valve can be precisely and reliably performed according to the measured results.
Owner:HARBIN HBC VALVE

Portable piezo-ceramic instrument tone recognition system

The invention relates to a portable piezo-ceramic instrument tone recognition system and solves the problem that the existing equipment is inconvenient to carry. The portable piezo-ceramic instrument tone recognition system comprises a piezo-ceramic tone recognizer and a smart phone with installed tone recognition software. The output end of the piezo-ceramic tone recognizer is connected with the smart phone through a wire or in a wireless transmission manner. The tone recognition software mainly comprises a communication module, a fast Fourier transform module, a tone recognition module, a common instrumental tone standard frequency library, a tone evaluation module and a user interface. Built-in instrumental tones are stored in the common instrumental tone standard frequency library in the smart phone. The tone recognition software is used for analyzing electrical signals collected by the piezo-ceramic tone recognizer, matching the electrical signals with the built-in instrumental tones, and evaluating precision of the instrumental tones. The piezo-ceramic tone recognizer comprises piezo-ceramic, a trigger circuit, a power amplifier module, a noise elimination module, an analog-to-digital conversion module, a data transmission module and a power module. The portable piezo-ceramic instrument tone recognition system has the advantages of convenience of carrying and capability of auto-judging musical tones of common instruments. With the system, people can precisely, conveniently and quickly adjust basic tones of instruments before a performance.
Owner:汤子毅

Fast checking method of high-voltage cabinet current transformer secondary loop line

The invention provides a fast checking method of a high-voltage cabinet current transformer secondary loop line. The method comprises the following steps: using a line checker composed of a battery pack, a small bulb and a probe in series connection to check, removing connecting lines of two grounding terminals at the secondary current side, a current relay and an ampere meter; firstly self-checking the line checker, then connecting one end of the line checker with a first terminal at a terminal strip before the cabinet, using the probe of the line checker to respectively click a second terminal, a third terminal and a fourth terminal of the terminal strip, wherein the terminal in sparking belongs to the same loop of the first terminal; and using a volt-ampere characteristic tester to respectively judge and determine a protection loop and a measurement loop at the secondary side of the transformer. Since the sparking can be produced when the circuit is opened, the fast checking method provided by the invention can fast and correctly judge whether the connection of two groups of secondary loop is correct; the tedious work of detaching and connecting the secondary line of the current transformer is avoided, and the efficient and correct effect is achieved when debugging the high-voltage cabinet.
Owner:CHINA MCC17 GRP

Insulation detecting system for power transmission cables

The invention relates to an insulation detecting system for power transmission cables. The insulation detecting system comprises an electric power cable. A GIS (geographic information system) terminal is connected with the electric power cable, a grounding circuit of the electric power cable is provided with a current sensor, an amplifier is connected with the current sensor, a signal filter is connected with the amplifier, an A/D (analog/digital) converter is connected with the signal filter, a computer is connected with the A/D converter, a data concentration collector is connected with the computer, an environmental temperature collector and a resistance information collector are connected with the data concentration collector, a temperature sensor is connected with the environmental temperature collector, insulation resistance testers are connected with the resistance information collector, GPS (global positioning system) positioning devices are connected with the insulation resistance testers, and the electric power cable is connected with the insulation resistance testers. The insulation detecting system has the advantages of wide application range, accuracy in fault detecting and fault positioning, reliability in running, low power consumption, long service life and convenience in debugging and operation.
Owner:CHANGGE ELECTRICAL IND

Microwave detector

The invention discloses a microwave detector which is composed of a microwave transmitter and a microwave receiver, wherein a microwave transmitting antenna board and a microwave transmitting modulation control board are included inside the microwave transmitter; the microwave receiver comprises a microwave receiving antenna board, a data acquisition and analysis control circuit, a control key orswitch, an LCD (Liquid Crystal Display) screen and a signal output circuit. According to the microwave detector disclosed by the invention, the LCD screen is designed and mounted on the receiver of the microwave detector and is used for displaying main parameters and operating states of the microwave receiver, great convenience is brought to users for accurately and intuitively mastering various data of the microwave detector in real time in the product mounting, debugging and using processes, debugging of the microwave detector can be rapidly and accurately completed, the working efficiency is improved, and the problems that the traditional opposite-type microwave detector is difficult to debug because the operating data of the detector cannot be intuitively and accurately mastered or islow in efficiency due to inaccurate debugging, and that false alarm is easily produced due to inaccurate debugging can be effectively solved.
Owner:广州市艾礼富电子科技有限公司

Preheating structure

PendingCN111114912AAvoid Defects That Are Difficult to CleanEasy maintenance spaceWrapper twisting/gatheringThermodynamicsEngineering
The invention provides a preheating structure, and belongs to the technical field of packaging. The preheating structure comprises a first preheating block and a second preheating block, wherein the first preheating block is fixedly connected with a rack; the second preheating block is movably connected with the rack and has a preheating state parallel to the first preheating block, and in the preheating state, a preheating gap is formed between the two opposite heating surfaces of the second preheating block and the first preheating block; the second preheating block also has a maintenance state far away from the first preheating block, and in the maintenance state, a maintenance space convenient for cleaning the heating surfaces is formed between the second preheating block and the firstpreheating block; and heating parts are arranged on the first preheating block and / or the second preheating block. According to the preheating structure, the space distance between the second preheating block and the first preheating block is adjusted through rotation adjustment of the second preheating block, so that the second preheating block has enough maintenance space to clean the heating surfaces of the first preheating block and the second preheating block, and cleaning difficulty caused by insufficient space is avoided; and in the low-speed preheating state, the preheating gap can beopened by a certain angle, and materials are prevented from being molten and bonded.
Owner:北京新龙立自动化技术有限公司

Simulation machine for aircraft primary power distribution network and verification device for simulation equivalent test

The present application discloses a simulation machine for an aircraft primary power distribution network, and is used for debugging a bus bar power controller. The simulation machine comprises a switch, a time delay circuit board, a relay board and an indicator. The switch is used for simulating a flight control signal and jointly forming a control signal with a BPUC signal of the bus bar power controller. The time delay circuit board is used for delaying the control signal and transmitting the delay to the relay board to simulate an action state of a contactor. The indicator is used for conducting an indication corresponding to the action state signal for simulating the contactor according to the signal of the relay board. And the relay board also feeds back the action state signal for simulating the contactor to the bus bar power controller. The present application further discloses a verification device for simulation equivalent test used for the bus bar power controller. Accordingto the simulation machine for the aircraft primary power distribution network and the verification device for the simulation equivalent test used for the bus bar power controller, the bus bar power controller BPCU before installation can be more conveniently and accurately debugged.
Owner:SHAANXI AVIATION ELECTRICAL

Base for printer, printer with base and data printer for airplane

The invention discloses a base for a printer, the printer with the base and a data printer for an airplane. The base comprises a bearing component, a motor, a rotating wheel assembly, a rubber roll, a tensioning assembly and a paper shaft assembly. The rotating wheel assembly comprises a driving wheel and a driven wheel. The rubber roll is connected with a rotating shaft of the driven wheel and arranged at the top of a printing head of the printer. The tensioning assembly comprises a sliding block, a guide rod and a spring, the spring is in the compressed state all the time and applies tensioning acting force on the sliding block all the time, the sliding block can move front and back along the guide rod when the spring is compressed or stretched, the sliding block is provided with a tensioning wheel, and a tensioning belt is wound around the tensioning wheel and is kept in the tensioned state under the tensioning action on the sliding block from the spring. The paper shaft assembly is fixed between a first vertical installation frame and a second vertical installation frame, horizontally suspended above a horizontal bearing frame and used for installing a printing paper scroll. By applying the technical scheme, the consistency and retainability of the performance of the printers can be easily improved.
Owner:广州航新航空设备有限公司

Portable resistor-type current phase shifter

The invention relates to a portable resistor-type current phase shifter. Two fixed-point connectors of a sliding resistor are used to be connected between a first phase circuit and a second phase circuit of a three-phase electric network circuit; a sliding point connector of the sliding resistor is connected with a first end of a primary winding of a transformer; a second end of the primary winding of the transformer is connected with a zero wire of the three-phase electric network circuit; a first end of a secondary winding of the transformer is connected with a sampling current input end of a power factor meter in series through a load resistor and an ampere meter; a sampling current output end of the power factor meter is used for connecting a sampling current input end of an automatic power factor compensating product to be tested; a second end of the secondary winding of the transformer is used for connecting a sampling current output end of the automatic power factor compensating product to be tested; sampling voltage input ends of the power factor meter and the automatic power factor compensating product to be tested are used for connecting a third phase circuit of the three-phase electric network circuit; and zero wire connecting ends of the power factor meter and the automatic power factor compensating product to be tested are used for connecting the zero wire of the three-phase electric network circuit.
Owner:XUCHANG POWER SUPPLY COMPANY OF STATE GRID HENAN ELECTRIC POWER +1

Division board used for debugging large-multiplying power continuous zooming camera system

The invention relates to a reticle plate for debugging a large-magnification continuous camera system, and belongs to the technical field of optical instruments. The invention aims to solve the technical problem that the invention provides the reticle plate for debugging the large-magnification continuous camera system. The invention aims to solve the technical scheme that the reticle plate comprises a glass substrate, two thick reticles, a central point and two thin reticles; the two mutually vertical thin reticles are inscribed on the glass substrate, the intersecting point thereof is positioned at the symmetrical center of the glass substrate, and the length thereof is the radius of the glass substrate; the central point is inscribed at the symmetrical center, the center thereof is superposed with the symmetrical center; the two mutually vertical thick reticles which are disconnected from the middle part are inscribed on the glass substrate, and the symmetrical center thereof is positioned on the symmetrical center of the glass substrate; the two thin reticles are adjacent to the symmetrical center; the two thick reticles which are disconnected with the middle part are adjacent to the edge; the thin reticles are connected with the two thick reticles; and the length of each thick reticle is half of the radius of the glass substrate, namely the glass substrate is divided into four equal parts by the two mutually vertical thin reticles and the two mutually vertical thick reticles.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Positioning support mechanism of fuel tank product

The invention discloses a positioning support mechanism for fuel tank products, which includes a welding seat. The welding seat is provided with a concave cavity and is rotatably installed with a first horizontally arranged cylinder. The front side of the welding seat is fixedly connected with a vertically arranged guide rail. A slider that can slide up and down along the guide rail is installed. An adapter block is rotatably connected between the rear side of the slider and the end of the piston rod of the first cylinder, and a beam is fixedly connected to the front side of the slider; the upper part of the beam is respectively A plurality of supporting blocks are fixedly connected, a vertical through hole is provided on the beam, and a second cylinder installed vertically is installed on the bottom of the beam, and the piston rod of the second cylinder passes through the vertical through hole and extends from bottom to top. It includes a plurality of linkage pins, one of which is fixedly connected to the end of the piston rod of the second cylinder. The invention has the advantages of exquisite structure, rapid clamping, high welding efficiency, and reduced labor intensity of the operator; its double-cylinder double-stroke, high positioning accuracy, improved product quality, and accurate later-stage fixture debugging.
Owner:ANHUI YUEZHONG AUTO BODY EQUIP

Support device for stable debugging of electrically operated valve

The invention discloses a support device for stable debugging of an electrically operated valve. The support device comprises an electric device pad and a valve pad, wherein the electric device pad comprises an upper support seat and a lower base; a height adjusting space is reserved between the upper support seat and the lower base; conical springs are arranged on the upper support seat and the lower base and at the four corners of the height adjusting space; the upper and lower ends of the conical springs are fixedly connected with the upper support seat and the lower base respectively; the lower base is higher than the valve pad; an arc-shaped mounting groove is formed in the middle of the upper end of the upper support seat; two transverse ends of an arc-shaped gap of the mounting groove are not positioned on the same level; a cushion course is arranged in the mounting groove; a clamping groove is transversely formed in the middle of the lower base; a support block is clamped in the clamping groove; an inclined surface is arranged at the upper end of the support block. The support device is stable and accurate in debugging, can be used repeatedly, can automatically adjust the height of the electric device pad, doesn't need manual adjustment, and can satisfy debugging of different models of electric devices.
Owner:JIANGSU QUANHANG VALVE CO LTD
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