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65results about How to "Good human-computer interaction function" patented technology
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Bluetooth and android technology-based household information system and monitoring control method
InactiveCN102694707APowerful and completeLow costNear-field transmissionData switching by path configurationWeb serviceShortest distance
The invention provides a Bluetooth and android technology-based household information system and a related monitoring control method, which aims to solve the problems of a conventional system by utilizing the sensor technology, the short-distance wireless communication technology, the android technology and the Web server technology. The system comprises an android host, a wireless bridge, a security protection sensor, a remote control power switch, a medical sensor and a back-stage server, and integrates the functions of power switch remote control, household security protection and alarming, human health data acquisition and the like, has the functions of remote arming and disarming, remote software updating and the like, and meets the requirements of modern families on safe, convenient and healthy life. The whole system includes a security protection core subsystem, an electric power core subsystem and a medical core subsystem, comprises an operation and maintenance module, an alarm control module, a remote backup module and other modules, and achieves the functions of data exchange, alarming execution, data backup, remote management and the like while taking a core database as a link.
Owner:李英祥
Wheel type intelligent autonomous mobile service robot
InactiveCN101612730AGood human-computer interaction functionRealize autonomous obstacle avoidanceManipulatorInformation processingUltrasonic sensor
The invention relates to a wheel type intelligent autonomous mobile service robot, which is divided into an upper part and a lower part arranged on a chassis. The robot comprises a control system, a movement mechanism, an embedded single board computer, a holder vidicon and sensors, wherein the movement mechanism is controlled by motor drive and (or) a controller; an industrial personal computer (IPC) is connected with the motor drive and (or) the controller by a serial port; the holder vidicon controls the orientation and the angle thereof by the serial port, provides the ambient environmental information of the robot, and connects the collected information with the embedded computer by an image collection card; the sensors are arranged on the upper part and the lower part of the robot, and are connected to the embedded computer after information processing; and the upper part and the lower part of the robot are in folding connection by an upper connecting plate and a lower connecting plate, and a transverse folding shaft and (or) an extraction and insertion part are arranged between the upper connecting plate and the lower connecting plate. The robot can realize autonomous obstacle avoidance according to the ultrasonic sensors, thereby increasing the capabilities of positioning and navigation and map building in none-artificial environments.
Owner:BEIJING UNIV OF TECH
Total management system and management method based on Internet of Things and cloud computing and for parking lot
ActiveCN103761789ATo achieve an organic combinationRealize artificial intelligence managementIndividual entry/exit registersVideo monitoringAutomatic control
The invention relates to a total management system and a management method based on Internet of Things and cloud computing and for a parking lot. A parking lot automatic control subsystem is in communication connection with a control center subsystem through a communication subsystem, the control center subsystem is in communication connection with an Internet cloud sever subsystem through the communication subsystem, the parking lot automatic control subsystem is used for automatically identifying a vehicle through an RFID (Radio Frequency Identification) radio frequency card reader, an entrance guard steering engine controls a system entrance guard steering engine to be lifted up and down, automatic charging is performed, parking lot stall information, charging condition information, parking lot temperature and humidity, and fog condition information are sent to the control center subsystem; the control center subsystem is used for transmitting the information and video data transmitted by a video monitoring system to the Internet cloud sever subsystem; the Internet cloud sever subsystem realizes real-time monitoring on each parking lot and data sharing of the parking lot; and a mobile phone terminal subsystem is capable of inquiring a distribution map of a parking lot in real time, automatically generating the distribution map of the parking lot, and generating an optimal parking route.
Owner:HARBIN ENG UNIV
System for dynamically predicating power load of iron and steel enterprise in short period
The invention provides a system for dynamically predicating the power load of an iron and steel enterprise in a short period and belongs to the technical field of energy predication of iron and steel enterprises. According to hardware, the system comprises an application server, a relational data base server, a client side PC and a network device connecting all computers. The network device comprises a switch, network cables, a firewall and a router device. The application server and the relational data base server are connected to the switch through the network cables. The external client side PC is connected to a router. The router is connected with the switch through the firewall, so that communication between a client side and a server side is achieved. A software system comprises a heterogeneous data platform and a load predicating system. The load predicating system is composed of a load analyzing module, a predication configuration module and a load predicating module. The system for dynamically predicating the power load of the iron and steel enterprise in the short period has the advantages that the power utilization characteristics of each power utilization link, the technological feature, a production plan, a repair schedule and production working condition information are comprehensively considered, classified modeling is conducted, a predication value of the total load is obtained according to superposition of predication results, the predication value is in line with the reality of the iron and steel enterprise, information, technological rhythms and dynamic working condition information are fully considered in the process of dynamic predication, and models are better in adaptability.
Owner:AUTOMATION RES & DESIGN INST OF METALLURGICAL IND
High-speed train large system coupling dynamic simulation platform
InactiveCN102880759AStrong scalabilityVersatilitySpecial data processing applicationsContact networkSystems management
The invention discloses a high-speed train large system coupling dynamic simulation platform which adopts a distributed simulation system based on C / S (client / server) mode and comprises a foreground human-computer interaction interface portion and a background distributed based core calculating portion. The background based core calculating module comprises a task scheduling module, a coupling control module, an executor agent module, a vehicular dynamic calculation module, a line dynamic calculation module, a bow net dynamic calculation module, a tractive power supply calculation module and an air dynamic calculation module, and the foreground human-computer interaction interface portion comprises a main control module, a pre-processing module, a calculating resource management module, a calculation monitoring module, a post-processing module and a system management module. The high-speed train large system coupling dynamic simulation platform is supportive of multiple working conditions for simultaneous high speed train large system coupling dynamic simulation, capable of monitoring calculation process in real time, good in expansibility and supportive of heterogeneous exclusive-operation system, and provides a good platform for coupling simulation and operation simulation of a high speed train and a line, a contact network and a power supply system and coupling relation study and performance evaluation of the high speed train and other subsystems.
Owner:SOUTHWEST JIAOTONG UNIV
Collision detection method for objects in large-scale scene
InactiveCN104766371ASpeed up real-time rendering efficiencyGuaranteed real-time3D modellingSystems simulationTransmission line
The invention provides a collision detection method for objects in a large-scale scene. The method includes the first step of establishing an AABB bounding box, the second step of conducting dimension reduction processing, the third step of obtaining a dynamic list and the fourth step of carrying out collision detection calculation. The Sweep and Prune algorithm is comprehensively used, objects which do not collide in the future are removed by scanning states of moving objects in the three-dimensional scene, and therefore the calculation quantity of collision detection is greatly reduced, and real-time rendering efficiency of a physical engine is improved. The latest research achievements of current computer vision and physical engine technical fields are introduced into a power transmission line inspection simulating training system, and a virtual power transmission line inspection training environment which has high simulation, is interactive and is deeply immersed is showed to trainees on the basis of an efficient large-scale scene collision detection algorithm. The collision detection method lays key theory and application foundations for the collision detection technology and physical engine technology in electric system simulation training and has very good application prospects.
Owner:NANJING INST OF TECH
Rendering method used for real-time echo of scene surveillance radar
ActiveCN103399311AMeet the needs of high speedReal-timeWave based measurement systemsComputer graphics (images)Radar
Aiming to solve the difficult problem that real-time echo is hard to be rendered in real time by a conventional scene surveillance radar for a civil airport, the invention provides a rendering method for real-time echo of a scene surveillance radar. The method comprises the following steps: initialization is performed on a rendering display device and a PCI-E capture card; the rendering display device waits for signal input and subsequent processing is performed according to signal types; echo signals are rendered; regions requiring for echo rendering are adjusted; after-glow blanking processing is performed; screen flip processing is performed; and the processing is ended. The rendering method provided by the invention has the positive technical effects that the method can meet the requirements of high rotational speed of the radar for scene monitoring in an airport, achieves real-time rendering to the picture of radar echo and after-glow blanking effect, ensures smooth and flowing display pictures, and is independent of the support of a specific display card.
Owner:CHINA ELECTRONIC TECH GRP CORP NO 38 RES INST
Portable automatic sperm detection system
InactiveCN106018770APrivacy protectionSmall and portablePreparing sample for investigationMaterial analysis by optical meansMedical equipmentMan machine
The invention relates to a portable automatic sperm detection system. The portable automatic sperm detection system comprises an executing device, an intelligent terminal with a camera and a sever or a cloud server; the intelligent terminal is in signal connection with the sever and the executing device, the server is internally provided with a computer-assisted sperm analysis system, the executing device is used for containing a detection sample, the camera of the intelligent terminal collects the detection sample into an image and / or video signal, the collected signal is transmitted to the server through the intelligent terminal, the detection sample is analyzed through the computer-assisted sperm analysis system, and an analysis result is transmitted back to the intelligent terminal. The portable automatic sperm detection system is portable, small in size, convenient to use, relatively low in manufacturing cost compared with large medical equipment, low in use cost, simple in structure, good in man-machine interactive function and easy and convenient to operate; a user can master the operation method without professional training, and meanwhile transmission and analysis processes of data are totally confidential through a cloud technology to greatly protect the privacy of the user.
Owner:翁荣森
Active-passive adaptive control method of upper and lower limb recovery training robot
InactiveCN102551986AGood human-computer interaction functionImprove reliabilityGymnastic exercisingChiropractic devicesUSBMicroprocessor
Owner:SOUTHEAST UNIV
BIS (BispectralIndex) feedback-based anesthesia target controlled infusion pump controller
InactiveCN103212119AEasy to FeedbackSafe and reliable anesthesia processSuction devicesProportion integration differentiationCommunication unit
The invention discloses a BIS (BispectralIndex) feedback-based anesthesia target controlled infusion pump controller, which comprises a control module, wherein the control module comprises a communication unit, an I / O (Input / Output) unit, an I2C (Inter Integrated Circuit) unit, a filter unit, a fuzzy PID (Proportion Integration Differentiation) solving unit, an output unit, an alarm unit and a clock unit. According to the BIS feedback-based anesthesia target controlled infusion pump controller, BIS feedback is added, a suitable BIS value reference can be set according to different constitution of each patient, real-time adjustment is performed on the dosage of an anesthetic through a BIS feedback ring, the defects of non-adjustability and low accuracy of an open loop system are overcome, the safety and reliability of an anesthesia process are guaranteed, and higher humanization is realized.
Owner:SHAANXI JUNTIANXING ELECTROMECHANICAL TECH CO LTD
Full-automatic single-ended and double-ended tangent wire stripping terminal pressure welding machine control system
The invention discloses a full-automatic single-ended and double-ended tangent wire stripping terminal pressure welding machine control system. The system comprises an industrial computer, a PLC+MC integrated controller and terminal boards. The industrial computer is connected with the PLC+MC integrated controller through a PCI bus interface, and the controller is connected with the terminal boards through DC2 interfaces. The high-performance embedded control technology is introduced to the harness processing field, so that the high-performance control system for harness processing is achieved; coordinated synchronization of mechanical control and mechanical motion is achieved by adopting multiple control modes; the PLC process is integrated with motion control, and high-speed and high-precision smooth processing is achieved through parameter optimization matching of processing technologies, motion control based on speed modes and the like.
Owner:SOUTH CHINA UNIV OF TECH
Non-invasive monitoring method and device for cerebral blood oxygen
ActiveCN112043287AWon't hurtCause some damagesDiagnostic recording/measuringSensorsPrefrontal lobeSaturation oxygen
The invention discloses a non-invasive monitoring method and a monitoring device for cerebral blood oxygen, and develops a non-invasive monitoring method for blood oxygen saturation of local tissues of a human brain by utilizing different absorbances of oxyhemoglobin and deoxidized hemoglobin to near-infrared light, so that the method does not cause harm to a human body; continuous real-time monitoring of the cerebral blood oxygen value can be achieved through a continuous cerebral blood oxygen value prediction model, the influence of melanin is considered, correction factors are added, surface interference signals and deep useful signals are detected respectively, the content of the collected signals is richer, and the cerebral blood oxygen signals with the high signal-to-noise ratio canbe obtained through processing conveniently; further, the cerebral forehead lobe area local oxyhemoglobin saturation monitoring value without the human head tissue interference signal is solved, so that the cerebral oxyhemoglobin continuous monitoring stability is better, and the monitoring precision is higher. A new solution is provided for non-invasive monitoring of cerebral blood oxygen, and clinical application of non-invasive monitoring of cerebral blood oxygen can be better promoted.
Owner:CHONGQING UNIV
Mobile wire induction heating controller
InactiveCN101977456AFlexible control methodThe control method is stableInduction heating controlInduction heating apparatusData acquisitionMagnetization
The invention discloses a mobile wire induction heating controller, which comprises a CPU system control module, a data acquisition module, a data adapter module, a startup control module, a pulse forming module and a man-machine conversation module, wherein the CPU system control module consists of an INTEL80X86 processor, an INTEL80X87 floating point coprocessor, a DISKONCHIP electronic disc and a dynamic storage; the data acquisition module comprises an analogue value input unit, switching value input and output units and a counter triggering unit; the data adapter module consists of a direct current voltage acquisition unit, an analogue value acquisition adapting unit, switching value input and output adapting units and a synchronous signal conversion unit; the startup control module comprises a startup control logic unit and a pre-magnetization triggering unit; the digital pulse forming module comprises a synchronous signal shaping unit, a triggering angle calculation unit, a triggering pulse forming unit and a power amplification unit; and the man-machine conversation module comprises a liquid crystal display unit and a serial communication unit.
Owner:HEBEI UNIV OF TECH
An electric vehicle adaptive cruising method- based on combined control of electric motor and ESC
ActiveCN108973771AReduce fatigueThe input signal is stable and effectiveSpeed controllerOperating modesVehicle dynamicsLow speed
The invention relates to an electric vehicle adaptive cruising method based on the combined control of an electric motor and an ESC. The method comprises the following steps: signal preprocessing is carried out on the relative position information and the relative speed information of the front target of the electric vehicle and the motion information of the electric vehicle itself; -the data andstate signals of sensors and actuators of electric vehicles are collected, and it is judged whether the current vehicle dynamic state is in the state that can turn on the adaptive cruise mode according to the definition of the adaptive cruise scenario. Combined with the signal diagnosis result and the driver's operation, the vehicle is judged to enter the adaptive cruise mode or exit the adaptivecruise mode. In the adaptive cruise mode, the vehicle maintains the target speed and distance by controlling the longitudinal acceleration or deceleration of the vehicle. The invention combines the control motor and the ESC of the electric vehicle to realize the adaptive cruise of the electric vehicle under the conditions of high speed and low speed, so that the fatigue feeling of the driver whendriving a long distance can be alleviated when necessary.
Owner:ZHEJIANG LEAPMOTOR TECH CO LTD
Inverter inversion control card test system and method
InactiveCN105739484AHighly intelligentIncrease profitProgramme controlElectric testing/monitoringPower inverterEngineering
The invention relates to a testing system and method for an inverter control card. The test system is used for testing the fault performance of the inverter control card, and includes a pre-control device, a DC adjustable power supply, and an acquisition control device. , Acquisition adapter device; the pre-control device receives different test cases, and parses each test case into different control commands; the DC adjustable power supply receives signal excitation commands, and sends test signals to the acquisition control device; the acquisition control device receives the test Control command and test signal, according to the test control command, send the test signal to the acquisition and adaptation device; the acquisition and adaptation device receives the test signal and fault mode command, adjusts the test signal and outputs it to the inverter control card of the inverter, according to the fault mode command for failure performance testing. The test system and method of the present invention solve the shortcomings of the prior art that a large number of manual operations are required, the requirements for operators are high, and hidden troubles cannot be dealt with in time.
Owner:CHINA GENERAL NUCLEAR POWER OPERATION +2
Biomedical signal analog instrument
ActiveCN102525433AImprove authenticity and accuracyGood human-computer interaction functionDiagnostic recording/measuringSensorsBreathingVIT signals
The invention relates to a biomedical signal analog instrument which comprises a central processing unit and an analog signal output circuit. The central processing unit is connected with the analog signal output circuit through a single chip machine which comprises a D / A (digital / analog) conversion output. The analog signal output circuit comprises an electrocardiogram data analog circuit, a respiratory data analog circuit, an invasive blood pressure data analog circuit and a body temperature data analog circuit. The biomedical signal analog instrument can be used for adjusting the analog quantity through man-machine conversation according to the difference of human body parameter characteristics, thereby improving the authenticity and the accuracy of the analog signal. The biomedical signal analog instrument has the man-machine interaction function, can realize the electrocardiogram analog and testing, the multi-channel non-invasive blood pressure control, the breathing analog data set and the output of a variety of common temperature, integrates four physiological parameters including electrocardiogram, respiration, body temperature and invasive blood pressure and can be used for testing and performing an experiment in any place where a patient monitor is used.
Owner:CONTEC MEDICAL SYST
Tool wear degree detection method based on numerically-controlled machine tool spindle servo motor current signals
InactiveCN108873813AReal-time detection of wear and tearReduce lossesProgramme controlComputer controlNumerical controlWavelet decomposition
The invention relates to a tool wear degree detection method based on numerically-controlled machine tool spindle servo motor current signals. The method solves the technical problem in the prior artthat the wear condition of tools on numerically-controlled machine tools cannot be managed effectively by means of manual operation. The method comprises the steps of first performing wavelet packet multi-threshold denoising treatment on working currents of a spindle servo motor and then performing wavelet decomposition to obtain 16 frequency band signals N1-16 in the range of [0, 500]Hz; reconstructing the wavelet decomposition coefficient and solving the coefficient xik of each node, wherein if the reconstruction signal amplitude of the node of each layer is expressed by S1-S16, the total amplitude S of current signals is the sum of the reconstruction signal amplitudes of the nodes of the layers; calculating the energy value E1-16 of the 16 frequency band signals; calculating the sum E_total of the energy of the 16 frequency band signals; calculating the percentages P1-16 the 16 frequency band signals account for in the energy sum E_total and taking the sum of the energy percentagesof the first two frequency bands (P1+P2) as the assessment indicator PX of the exceptional wear condition of tools. The method can be widely applied to the technical field of numerically-controlled machine tool wear degree detection.
Owner:SHANDONG UNIV
Six-degree-of-freedom magnetic suspension rotary table and control system and method
ActiveCN110932602AGood human-computer interaction functionImprove power densityMagnetic holding devicesCoil arrayControl system
The invention discloses a six-degree-of-freedom magnetic suspension rotary table and a control system and method. The six-degree-of-freedom magnetic suspension rotary table comprises an optical vibration isolation platform, a horizontal supporting frame, a vertical supporting frame, a platform base, a coil support, a coil array, a magnet array, a circular objective table, an elliptical target object, photoelectric sensors around a coil, supports of the photoelectric sensors, photoelectric sensors below the coil and supports of the photoelectric sensors. The invention has the characteristics ofsimple structure, multiple degrees of freedom of motion, high bearing rigidity, high thrust density, high rotation precision and vacuum compatibility, and can be widely applied to the fields of micromachining, radars, optical antenna tracking systems and the like.
Owner:WUHAN UNIV
Banana preservation and transport vehicle based on modified atmosphere packaging
InactiveCN107568323AImprove freshnessRealize controlled atmosphere refrigerated transportationAir-treating devicesRefrigerated goods vehicleNitrogenModified atmosphere
The invention provides a banana preservation and transport vehicle based on modified atmosphere packaging. The banana preservation and transport vehicle comprises a vehicle head, a vehicle body, an adjusting compartment, a preservation compartment and a connection support frame, wherein a controller in the vehicle head can set target environment parameters, the adjusting compartment comprises a temperature and humidity control chamber and a modified atmosphere chamber, six parameters including the temperature, humidity, oxygen concentration, nitrogen concentration, carbon dioxide concentrationand ethylene concentration of the preservation compartment are accurately controlled, the environment parameters in the preservation compartment are kept to be relatively stable, and thus bananas aretransported in a low-temperature modified atmosphere environment. The quality loss of the bananas can be reduced, and the shelf life of the bananas can be prolonged. The preservation vehicle has theadvantages of low cost and good preservation effect and also has the advantages of being simple in operation and easy to grasp.
Owner:DONGGUAN POLYTECHNIC
CAN bus-based distributed control system for controlled atmosphere fresh-keeping transport vehicle and realization method thereof
ActiveCN105116789AImprove anti-interference abilityRealize intelligent and precise controlProgramme controlComputer controlDistributed control systemEngineering
The invention discloses a CAN bus-based distributed control system for a controlled atmosphere fresh-keeping transport vehicle and the realization method thereof. The control system comprises a main controller node and communication nodes, wherein the main controller node comprises an ARM control panel with a CAN communication port and a touch screen, the main controller node is installed on the instrument panel in the cab of the controlled atmosphere fresh-keeping transport vehicle, the communication nodes comprise a pressure chamber node, a vehicle head node, a negative pressure chamber node and a fresh-keeping chamber node, and the main controller node communicates with the communication nodes through CAN buses. The communication medium employs bi-core leads with shielding net. Four communication nodes of the pressure chamber node, the vehicle head node, the negative pressure chamber node and the fresh-keeping chamber node and the main control node are employed, and communication among all nodes is carried out through CAN buses. The working stability of the system is improved. The control system has fault diagnosis function, acquires the sensor parameter scope and performer working current of the communication nodes on a real-time basis, and determines the working state of devices after calculation and analysis.
Owner:SOUTH CHINA AGRI UNIV
Nuclear power plant first generation electronic actuator electronic card sensitive component testing system and method
InactiveCN105929266AFully automatedRealize intelligent testingEnvironmental/reliability testsTest efficiencyNuclear power
The present invention relates to a nuclear power plant first generation electronic actuator electronic card sensitive component testing system and method. The testing system comprises a front control device, an AC signal device, an acquisition control device, an acquisition adaption device, and a DC signal device. The front control device receives different testing cases and analyzes each testing case into different control commands. The AC signal device sends an AC testing signal to the acquisition control device. The DC signal device sends a DC testing signal to the acquisition control device. The acquisition control device sends the AC testing signal and the DC testing signal to the acquisition adaption device. The acquisition adaption device adjusts the AC testing signal and the DC testing signal and outputs the signals to an electronic actuator card for testing, and a tested feedback signal is processed and uploaded to the front control device. According to the technical scheme of the invention, the problems that an electronic actuator fault exposed in a matching testing process can not be precisely positioned by using existing technical means and the testing efficiency is low are solved.
Owner:CHINA GENERAL NUCLEAR POWER OPERATION +2
SSVEP-based critical patient intention expression system and method
PendingCN109992112AFast expressionHighlight substantiveInput/output for user-computer interactionMedical equipmentMedicineAuditory feedback
The invention relates to an SSVEP-based critical patient intention expression system and method. The system comprises a computer (1), an electrode cap (2), a signal amplifier (3), a router (4) and a trigger box (5). The method is characterized by comprising the following steps of: firstly, a medical worker helps a patient to wear the electrode cap (2); opening an intention expression interface (6)at the computer (1) end; patient according to own needs, watching a corresponding block on the intention expression interface (6); the electrode cap (2) collects an electroencephalogram signal of thepatient at the moment; the signal is amplified by the signal amplifier (3); wireless transmission to the SSVEP decoding unit (7) is realized through the router (4); and when the trigger box (5) detects that the refresh frequency of the computer screen is 60Hz, the SSVEP decoding unit (7) is enabled to decode the electroencephalogram signal, and after the decoding is successful, the intention of the patient is converted into a corresponding control instruction, so that visual and auditory feedback is realized, and the intention of the patient is expressed.
Owner:SHANGHAI UNIV
Inverter static bypass switch voltage monitoring card work performance test system and inverter static bypass switch voltage monitoring card work performance test method
InactiveCN105510858ASolve the shortcomings of high requirements and the inability to realize comprehensive testing of functionsHighly intelligentElectrical measurementsWork performanceEngineering
The invention relates to an inverter static bypass switch voltage monitoring card work performance test system and an inverter static bypass switch voltage monitoring card work performance test method. The test system, which is used for testing the work performance of an inverter static bypass switch voltage monitoring card, comprises a front-end control device, a signal generation device, an acquisition control device and an acquisition adapter device. The front-end control device is used for receiving different test cases and parsing the test cases into different control commands. The signal generation device is used for receiving a signal excitation command and sending a test signal to the acquisition control device. The acquisition control device is used for receiving a test control command and the test signal and sending the test signal to the acquisition adapter device according to the test control command. The acquisition adapter device is used for receiving the test signal, conditioning the test signal and outputting the test signal to the monitoring card to test the work performance. With the test system and the test method, the defects in the prior art, for example, a lot of artificial operation is needed, the requirement on operators is high, and the function cannot be tested comprehensively, are solved.
Owner:CHINA GENERAL NUCLEAR POWER OPERATION +2
Low-power digital phase-locked loop DC motor speed adjusting device
InactiveCN105897083AEasy to set upIncrease flexibilityField or armature current controlMicrocontrollerPhase locked loop circuit
The invention relates to a low-power digital phase-locked loop DC motor speed adjusting device, which comprises a liquid crystal display screen, wherein the liquid crystal display screen is arranged on a housing; functional keys are arranged at the lower part of the liquid crystal display screen; a power interface is arranged in the left side of a shell; a motor drive interface and an encoding interface are arranged in the right side of the shell; a control circuit board is arranged in the shell and comprises a single chip microcomputer for reading set values of various keys; the single chip microcomputer is connected with the liquid crystal display screen, an encoder arranged on the motor and a phase-locked loop circuit respectively; the phase-locked loop circuit is simultaneously connected with the encoder and a drive circuit; and the drive circuit is connected with a DC motor. With the keys and the liquid crystal display screen as human-computer interaction equipment, setting of the rotating speed of the motor by a user is facilitated; with the single chip microcomputer as a core, the control flexibility on the rotating speed of the motor is improved; with the phase-locked loop circuit as the core, the set rotating speed is tracked by the output rotating speed of the motor; and the control accuracy on the rotating speed of the motor is improved.
Owner:TIANJIN VOCATIONAL INST
Airplane bus cable test equipment and test method
PendingCN112666412AMeet the requirements of in-situ testingMeet the storage functionFault locationCombined testInteraction interface
Airplane bus cable test equipment and a test method are disclosed. The equipment comprises a portable case, a detection host and a detection sub-machine are arranged in the case, and the detection host comprises a power supply module, a man-machine interaction interface, a comprehensive test module, a host communication module and a test port. The detection sub-machine comprises at least one bus test signal transmitter, the bus test signal transmitter comprises a power supply module, a signal generation module, a sub-machine communication module and a test signal transmitting port, and during testing, a test instruction is input through the human-computer interaction interface of the detection host, the signal generation module of the detection sub-machine generates a matched standard test signal, the comprehensive test module analyzes the test signal to obtain a test result, and then the test result is sent to the human-computer interaction interface to be displayed.
Owner:XIAN AIRCRAFT IND GROUP
Inverter triggering card test system and method
InactiveCN105572513AGood human-computer interaction functionReduce workloadElectrical testingEngineeringTest case
The present invention relates to an inverter triggering card test system and method. The test system includes a pre control device, a signal generating device, an acquisition control device and an acquisition adaptation device; the pre control device receives different test cases and analyzes the test cases to obtain different control instructions; the signal generating device receives signal excitation instructions and sends test signals to the acquisition control device; the acquisition control device receives the test control instructions and the test signals and sends the test signals to the acquisition adaptation device; and the acquisition adaptation device receives the test signals, conditions the test signals, outputs conditioned test signals to an inverter triggering card so as to test the inverter triggering card, receives adaptation feedback instructions, processes test feedback signals and uploads processed test feedback signals to the pre control device. With the test system and method of the invention adopted, problems such as a requirement for a large quantity of manual operation, higher requirements for operators, and incapability of realizing comprehensive testing of functions can be solved.
Owner:CHINA GENERAL NUCLEAR POWER OPERATION +2
Inverter synchronization card detection system and method
ActiveCN105652853ASolve the shortcomings of high requirements and the inability to realize comprehensive testing of functionsHighly intelligentElectric testing/monitoringDirect currentComputer engineering
The invention relates to an inverter synchronization card detection system and method. The detection system comprises a front-mounted control device, a DC (direct current) adjustable power supply, a collection control device and a collection adapting device, wherein the front-mounted control device receives different test cases and resolves the test cases into different control commands; the DC adjustable power supply receives a signal excitation command and sends a controllable voltage signal to the collection control device; the collection control device receives the test control command and the controllable voltage signal and sends the controllable voltage signal to the collection adapting device; and the collection adapting device receives and conditions the controllable voltage signal and outputs the controllable voltage signal to an inverter synchronization card, tests the inverter synchronization card, receives an adapting feedback command, processes the tested feedback signal and uploads the tested feedback signal to the front-mounted control device. By adopting the detection system and method provided by the invention, the shortcomings of the prior art that lots of manual operation is required, the requirements on operators are high and comprehensive function testing is unavailable are solved.
Owner:CHINA GENERAL NUCLEAR POWER OPERATION +2
Anesthesia target-controlled infusion pump controller based on bis feedback
InactiveCN103212119BEasy to FeedbackSafe and reliable anesthesia processSuction devicesProportion integration differentiationCommunication unit
Owner:SHAANXI JUNTIANXING ELECTROMECHANICAL TECH CO LTD
Test system and method for sensitive component of electronic clamping piece of second-generation electric head of nuclear power plant
ActiveCN105825901AFully automatedRealize intelligent testingNuclear energy generationNuclear monitoringTest efficiencyNuclear power
The invention relates to a test system and method for a sensitive component of an electronic clamping piece of a second-generation electric head of a nuclear power plant. The test system comprises a front control device, an alternating-current signal device, an acquisition control device, an acquisition adaptation device and a direct-current signal device, wherein the front control device receives different test cases and analyzes the test cases into different control commands; the alternating-current signal device sends an alternating-current test signal to the acquisition control device; the direct-current signal device sends a direct-current test signal to the acquisition control device; the acquisition control device sends the alternating-current test signal and the direct-current test signal to the acquisition adaptation device; and the acquisition adaptation device conditions the alternating-current test signal and the direct-current test signal, outputs the conditioned alternating-current test signal and direct-current test signal to the clamping piece of the electric head to perform testing, processes a feedback signal of testing and uploads the feedback signal to the front control device. According to the technical scheme, the problems of incapability of accurately positioning an electric head fault occurring in a machine testing process by utilizing existing technical means, low test efficiency and the like are solved.
Owner:CHINA GENERAL NUCLEAR POWER OPERATION +2
Switch type room temperature controller with double-control function
ActiveCN106949534AAccurate temperature measurementAvoid constant lightElectrical apparatusElectric light circuit arrangementTemperature controlElectricity
The invention discloses a switch type room temperature controller with a double-control function. The switch type room temperature controller comprises a temperature control main board, a lamp wiring terminal, a switch main board, an MCU chip, a wireless module, a low-voltage detection module, a lamp switch module and an electricity storage module. The switch type room temperature controller is characterized by further comprising an on-state single-fire electricity taking conversion module, an off-state single-fire electricity taking conversion module, a control module, a magnetic latching relay work circuit, a full-wave rectification circuit, a low-voltage series intervention circuit, an LDO voltage reducing circuit, a voltage detection circuit and a double-control mode selecting circuit. The controller takes electricity from a single firing line to supply the electricity to a system, the lamp switch function is achieved, the problem of temperature rising of internal elements is solved, heat consumer lamp 0 W-300 W wide-range belt carrying is achieved, the function of a double-control type switch is achieved, meanwhile, compatibility of a single-control type switch is achieved, and a standard lamp switch can be completely replaced.
Owner:HEBEI GONGDA KEYA ENERGY TECH
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