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89results about How to "Understand status" patented technology

Intelligent battery management system based on supercapacitor active equalization

The invention discloses an intelligent battery management system based on supercapacitor active equalization. The intelligent battery management system based on the supercapacitor active equalization comprises a battery pack, a detection/protection system, an active equalization system, a main controller system and a display system, wherein the main controller system is respectively in bidirectional communication with the signal end of the display system and the signal end of the detection/protection system, the control signal output end of the main controller system is communicated with the signal input end of the battery pack through the active equalization system, and the detection/protection system is in bidirectional communication with the battery pack. Compared with an existing intelligent management system, through the intelligent battery management system based on the supercapacitor active equalization, switching speed can be improved to dozens of kHz, energy transfer efficiency can be improved effectively, reliable switching logic is achieved, system safety is ensured, the energy transformation efficiency of the system is made to be higher, and energy consumption is smaller. Multiple battery packs can be monitored simultaneously, cascade of the battery packs can be achieved, and requirements of complex systems can be met. Through the visual design of a human-computer interface, system parameters can be set conveniently, and states of the battery packs can be known clearly.
Owner:AVX NEW ENERGY (CHENGDU) CO LTD

Intelligent lower-limb load device for protecting safety, monitoring training effect and analyzing gaits

InactiveCN107307869AUnderstand statusUnderstand the determination of the training programDiagnostic recording/measuringSensorsElectricityGait analysis
The invention provides an intelligent lower-limb load device for protecting safety, monitoring a training effect and analyzing gaits. The device comprises a bottom layer, a flexible circuit board layer, a working layer and a battery; the flexible circuit board layer includes a main control panel and a plurality of thin film pressure sensors which are electrically connected with the main control panel, and each thin film pressure sensor is provided with a pressed part protruding upwards; the working layer is provided with hollow holes corresponding to the pressed parts in a one-to-one mode, and the pressed parts can penetrate through the hollow holes; the battery is electrically connected with the main control panel and provides electric power to the flexible circuit board layer. When the device is in use, the thin film pressure sensors collect total load and load distribution data of the feet and then send the data out, so that a patient can timely and accurately know foot loads, and therefore the targeted adjustment is made; meanwhile, secondary damage caused by excessive loads can be prevented, the situation can prevented from occurring that the training effect is not achieved because the loads are too low, and the function of analyzing the gaits is achieved.
Owner:HARBIN MEDICAL UNIVERSITY

Body surface physiology and biochemistry multi-parameter monitoring device based on flexible patch

InactiveCN112568882AIntuitive understanding of training loadIntuitively understand statusDiagnostic recording/measuringSensorsBiochemical markersFlexible electronics
The invention discloses a body surface physiology and biochemistry multi-parameter monitoring device based on a flexible patch. The body surface physiology and biochemistry multi-parameter monitoringdevice comprises a Bluetooth main control module, an electrocardiogram detection module, a blood oxygen detection module, a body temperature detection module, a sweat metabolite detection module, a sweat electrolyte detection module and a power management module. The whole device is based on a flexible printed circuit board, each detection module is connected with the Bluetooth main control modulethrough a flexible snake-shaped wire, different physiological or biochemical sensors are integrated on each detection module, and the sensors are suitable for detecting vital signs such as electrocardiogram, heart rate, oxyhemoglobin saturation and body temperature and biochemical markers in body surface sweat such as metabolites in sweat, electrolyte concentration and the like. The Bluetooth main control module has the functions of control interaction, signal processing, Bluetooth communication and the like, can control the work of each detection module and process signals from each detection module, and is in wireless connection with terminal equipment with a low-power-consumption Bluetooth function to realize a real-time wireless data transmission function.
Owner:ZHEJIANG UNIV

Method and system for testing low-temperature accuracy of fiber optical current transformer

The invention relates to a method and a system for testing low-temperature accuracy of a fiber optical current transformer. The method comprises steps: the fiber optical current transformer is placed in a temperature test box, and the temperature range of the temperature test box is set; during a fiber optical current transformer temperature changing process, a temperature sensor acquires temperature signals, the signals are transmitted to an information processing unit, the fiber optical current transformer acquires current signals, and the current signals are transmitted to a transformer calibration device; the transformer calibration device receives standard current signals generated by a standard current transformer, the acquired current signals are calibrated according to the standard current signals, and after error data for the acquired current signals are determined, the error data are transmitted to an information processing unit; the information processing unit analyzes the state of the fiber optical current transformer according to the received temperature signals and the error data, and the state is transmitted to an upper computer; and the upper computer receives information transmitted by the information processing unit, and the information is displayed and stored.
Owner:CHINA ELECTRIC POWER RES INST +3

Monitoring system of battery state applied to online storage battery pack

The invention discloses a monitoring system of the battery state applied to an online storage battery pack. The system comprises a data acquisition module, an excitation generation module, a synchronous acquisition signal line, a synchronous channel enabling line, an excitation line and a measuring line, the data acquisition module comprises a switching unit, an isolation unit, a voltage processing unit, an acquisition unit, a single-chip microcomputer, a communication unit, an isolation power supply and an internal resistance processing unit, and the excitation generation module comprises anisolation power supply, an excitation unit, a single-chip microcomputer, an isolation unit and a switching unit. According to the system, synchronous switching of excitation and acquisition is realized through linkage control of the data acquisition module and the excitation generation module, battery information of storage batteries is acquired in real time to monitor the storage batteries in real time, the state of each storage battery is understood, a high-current discharging test of the storage batteries is avoided, the workload is reduced, the work efficiency is improved, the wiring is simple, and the cost is effectively reduced through reuse of devices.
Owner:AVIC SHANGHAI AERONAUTICAL MEASUREMENT CONTROLLING RES INST

System and method for displaying metrical information of passing vehicles in real time in form of animations

InactiveCN106706099AThe effect is intuitive and easy to understandUnderstand statusSpecial purpose weighing apparatusAnimationControl system
The present invention discloses a system and method for displaying the metrical information of passing vehicles in real time in the form of animations. According to the system and method of the invention, the information of the vehicles such as weight information is metered through a vehicle metering system; the vehicle metering system comprises a control system, a carrier system and a vehicle splitter; and the touch display screen of the control system displays information such as the number of axles, vehicle speed, vehicle models and the weight of the axles of various kinds of vehicle models, and the specific positions of the vehicles in the carrier system in real time in the form of animations in a metering process, and the length of a carrier and the size of the passing vehicles in the touch display screen are obtained by means of scaling down with the actual parameters of actual objects adopted as reference. According to the system and method of the invention, a user can know the states of vehicles on the carrier system through directly observing the touch display screen. With the system and method adopted, the problem that maintenance personnel cannot discover the causes of faults when weight metering data are influenced by the faults of a system can be solved. The system and method have high practicability and more convenient and time-saving maintenance.
Owner:JINAN JINZHONG ELECTRONICS SCALE

Intelligent extension socket capable of metering electricity consumption

The invention discloses an intelligent extension socket capable of metering electricity consumption, which comprises a socket shell and an electricity metering shell, and is characterized in that thesocket shell and the electricity metering shell are fixedly connected by fusion welding, the socket shell is internally provided with a junction box and a plurality of socket piece assemblies, the junction box is fixed in the socket shell through a plurality of screws, a live wire in the junction box is connected with a switch in series, the switch is fixed on the junction box, the junction box isinternally provided with the live wire, a zero wire and a grounding wire, live wire sockets of the plurality of socket piece assemblies are electrically connected to the live wire, zero wire socketsof the plurality of socket piece assemblies are electrically connected to the zero wire, grounding wire sockets of the plurality of socket piece assemblies are electrically connected to the groundingwire, the ends, which are away from the junction box, of the live wire and the zero wire are electrically connected to corresponding ports of a USB socket board. The intelligent extension socket in novel in structure and convenient to use, and is a novel and practical intelligent extension socket capable of metering the electricity consumption.
Owner:YANTAI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER

Remote data management method and system for security operation and maintenance service platform

PendingCN110826734AUnderstand the operation and maintenance statusUnderstand statusPlatform integrity maintainanceSoftware deploymentWeb siteEngineering
The invention discloses a remote data management method and system for a security operation and maintenance service platform. The method comprises the steps that S1, a big data platform monitors operation and maintenance information of a plurality of servers connected with the big data platform in real time; S2, the big data platform displays the current operation and maintenance state of the servers connected with the big data platform, and monitors and displays latest vulnerabilities and patches currently updated or issued by related websites and system version information of equipment terminals connected with the servers in real time through a cloud server; and S3, the big data platform matches the server operation and maintenance information with the latest acquired related vulnerability and patch information, if the server operation and maintenance information is matched with the latest acquired related vulnerability and patch information, updating operation is carried out, updating content and updating time are recorded, and if the server operation and maintenance information is not matched with the latest acquired related vulnerability and patch information, no update is displayed at a foreground. By implementing the method, the server does not need to be manually monitored, the operation and maintenance cost is reduced, the configuration information of the server can bedisplayed through the big data platform, the configuration information of the server is automatically updated through the big data platform, and the intelligence is high.
Owner:SHENZHEN POWER SUPPLY BUREAU

Multifunctional intelligent information elastic cushion plate

The invention relates to a multifunctional intelligent information elastic cushion plate comprising an elastic matrixes (41) and elastic bodies (42). Sensor chips (51) and flexible signal lines (71) are arranged in the elastic matrixes (41). The sensor chips (51) are connected with an external signal collecting and processing system through the flexible signal lines (71). The sensor chips (51) explore the situation that the multifunctional intelligent information elastic cushion plate produces a strain signal after bearing static pressure, and/or produces an extra dynamic strain signal after bearing extra positive pressure or extra negative pressure, and the strain signal and/or the extra dynamic strain signal are/is output to the external signal collecting and processing system through the flexible signal lines (71) to be analyzed and processed. Compared with the prior art, the working state and quality of railway parts can be known timely and comprehensively, the dynamic working state and the dynamic response level of a railway under the condition of being loaded are known, the operation safety of the railway is guaranteed, and the multifunctional intelligent information elastic cushion plate has the advantages of simple structure, fast installation, convenient adjustment and the like.
Owner:SHANGHAI UNIV OF ENG SCI
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