179results about How to "With communication function" patented technology

The invention discloses a device for managing energy of lithium-ion power batteries of electric vehicles and provides a system for managing energy of lithium-ion power batteries of electric vehicles. The system is installed on the vehicle, can monitor the lithium-ion power batteries in real time and can properly control charge and discharge according to the charge and discharge requirements of the lithium-ion power batteries. In the invention, each integrated lithium-ion power battery is controlled by a special control chip, the trickle precharge, quick constant-current charge, constant-voltage charge and supplementary pulse charge occluded stage methods are adopted in the charge process, and equalization discharge control is adopted in the discharge process, which is beneficial to stability of the output voltage and ensures good running smoothness of the electric vehicles. The special control chips have unique address codes and a microprocessor of the system can read and write the information of the special chips. Equalization of charge and discharge processes of each group of lithium-ion power batteries is achieved according to the acquired battery voltage, charge and discharge current and voltage variation of energy transmission control modules of the temperature information control system.

The invention discloses a failure message integrated device based on FPGA and ARM hardware platform, which comprises a PT/CT board, an ARM board, a network switch board, a serial port board, a GPS board and a high speed acquisition board composed of an A/D sampling chip and an FPGA; the FPGA has a DDR2 controller, an DMA controller, an FIFO memory and an FIR low-pass filter; and the FPGA is also provided with a starting algorithm module and a fault recorder module. The device organically combines the functions of the fault recorder, a travelling wave distance measuring device and a failure message management sub-station by using parallel processing capability of the high speed AD chip and the FPGA, for realizing accurate localization of fault points when a power transmission line in an electric power system has a fault, and obtaining a complete fault report, thereby complying with intelligentization and miniaturization needs of secondary device of power grid.

The invention discloses a three-phase four-wire system zero-line failure and open-phase intelligent protector. The outputs of a current transformer and a voltage transformer are connected to the input of a range switching module; the range switching module, a data processing module, a CPU logic controller and a drive circuit are connected with each other in sequence; one output switch trip signalof the drive circuit is connected with a switch with an opening coil, and the other output alarm signal is connected with a background management center; and the CPU logic controller is connected with a remote management center or terminal through a communication module. The invention can be used for directly judging whether the zero line goes wrong and transmitting a protection control signal after the failure occurs, so that the switch trips to cut off the failure rear-end power circuit, thereby achieving the goal of protecting equipment and personal safety. Meanwhile, an alarm signal is transmitted to the background management machine to carry out the corresponding treatment, thereby realizing the function of alarm report; and the failure information can quickly make decisions for treating the power-off accident, thereby shortening the power-off time.

The invention discloses an intelligent vehicle-mounted terminal system, relates to the technical field of automobile electronics, and provides the intelligent vehicle-mounted terminal to overcome the defects existing in the prior art. The intelligent vehicle-mounted terminal system comprises an embedded main board, a 3G communication module, a GPS compass module, a WIFI module, a CPK module, a voice recording and broadcasting module, a digital audio and video coding and decoding compression and restoration module, an audio and video collecting input interface, a vehicle traveling parameter data collecting input interface and a special wide-range power source for an automobile, wherein the 3G communication module, the GPS compass module and the WIFI module are connected with the embedded main board, and the CPK module, the voice recording and broadcasting module, the digital audio and video coding and decoding compression and restoration module, the audio and video collecting input interface, the vehicle traveling parameter data collecting input interface and the special wide-range power source for the automobile are integrated on the embedded main board. The special wide power source for the automobile provides power for the embedded main board and all the modules which are connected with the embedded main board. Safety certification of a 3G, WIFI and CPK combined public key mechanism, each intelligent vehicle-mounted terminal and a unique digital certificate of each intelligent vehicle-mounted terminal are integrated so as to guarantee information safety and reliability. An automatic voice pre-recording module and a condition broadcasting module are added, and the modules are better fused in vehicle operation services.

The invention relates to a protective circuit of a control and protection switch. The circuit comprises: a microprocessor circuit, a signal acquiring circuit, a power supply circuit, an input circuit, a drive circuit, an output control circuit, a human-computer interface circuit and a communication circuit. The circuit has a plurality of protection functions such as overload, phase failure, underload, imbalance and the like, as well as the display function of nixie tubes and the communication function of field buses, and can form a digital control and protection switch capable of communicating together with the main body of the control and protection switch. The protective circuit of the control and protection switch adopts few elements, effectively realizes the protection, control, measurement and display functions of the control and protection switch by reasonable connection, and has communication function. The circuit is simple in connection and high in anti-interference performance, and has the advantages of small volume and high reliability when used in the control and protection switch.

The invention relates to a forest fire prevention control system based on Beidou/GPS and GIS integrated application. The system comprises a Beidou/GPS positioning terminal, a communication service module, a data service module, a monitoring platform module and a map service module. According to the system, due to the fact that a Beidou positioning and navigation system and a GPS are combined for use, the positioning and navigating function of the Beidou positioning and navigation system and the positioning and navigating function of the GPS are brought into better play, the positioning accuracy is improved, and a communication dead zone is avoided; besides, user terminals can be communicated with a center system, positioning, navigation, communication, commanding and scheduling in forest fire prevention work are facilitated, and safe, reliable and convenient communication guarantee services are provided for various emergencies.

The invention provides a millimeter wave communication and radar integrated radio frequency front end designing method, and aims at achieving the diversity of signal receiving and transmitting of a millimeter wave radar, integration of millimeter wave communication and radar functions and integration of a millimeter wave radar radio frequency front end and a transmitting-receiving antenna. According to the millimeter wave communication and radar integrated radio frequency front end designing method, firstly, on the basis of a universal communication chip, a radar transmitting-receiving circuitis designed, therefore, the millimeter wave radar can transmit and receive baseband input signals of an arbitrary modulation system, necessary hardware support is provided for a more complex parameter estimation algorithm for radar signal processing, and at the same time, the integration of the communication and the radar is achieved; then, a microstrip balun structure and a microstrip antenna which are used for converting differential signals into single-ended signals are designed for the radio frequency front end, so that integration design of the millimeter wave radar radio frequency frontend and the transmitting-receiving antenna is achieved; finally, a strip-line feed structure is designed for the microstrip receiving antenna of a radio frequency front end receiving circuit, and theinfluence of a microstrip feed line self-radiation direction on an antenna self-radiation direction diagram is effectively reduced.

The invention discloses an identifying method for the authenticity of a shop. The method comprises the following steps: an authentication code is obtained from a certification information identification device arranged in the shop; a checking code of the shop is obtained from a server; a wireless terminal compares the consistency of the authentication code and the checking code; if the compared result is consistent, the wireless terminal presents a detailed code group of the shop, wherein the detailed code group of the shop comprises the authentication code and the shop telephone; the shop telephone directly guides voice call to a customer service system of the shop to carry out voice confirmation on the authentication code; and if the compared result is not consistent, the wireless terminal presents a vacant code or an alarm. The invention solves the problem of authenticity identification of exclusive shops in the product circulation process of manufacturers, and also comprises an identifying device for the authenticity of the shop.

The present invention provides a safety monitoring device which is provided with a microwave doppler sensor. A microwave doppler frequency shift signal which is output from the microwave doppler sensor is used for calculating the number of body motions and number of breaths. Whether an examined person is safe is monitored according to a combined safe mode above the number of body motions and the number of breaths. Therefore, not only can safe be determined without body movement, but also the state of the examined person can be detected, thereby overcoming the defects in the prior-art safety monitoring device, such as incapability of determining safety at the state of long-time TV watching without large body movement, incapability of detecting abnormity in the healthy state, etc.

A full-face intelligent fire fighting helmet comprises a helmet main body and transparent goggles positioned in the middle of the front face of the helmet main body; a thermal imaging camera and a low-light-level night vision camera are disposed over the goggles side by side, the thermal imaging camera and the low-light-level night vision camera are embedded into the helmet main body, a row of laser light-compensating lamps are disposed over the thermal imaging camera and the low-light-level night vision camera, and the laser light-compensating lamps are also embedded into the helmet main body; an upper portion of the inside of the goggles is provided with a display used when fire scene ambient conditions cannot be seen clearly in the view, temperature T degree distribution of the fire scene can be displayed, and display information can be transmitted to a background command vehicle system timely; and a lower portion of the inside of the goggles is provided with a respirator, the respirator is connected with an external breathe supply system, and a hands-free communication system for ensuring clear communication between fire fighters and between the fire fighter and a superior is disposed below the respirator side in the goggles. The helmet is high in safety protection degree and maximum service temperature, long in service lifetime, small in size, light in weight and easy to handle, and can continuously work for a long time.

The invention discloses a fall-down detection alarm system based on Kalman filtering and a KNN algorithm and a method thereof. The system comprises an acquisition module, a processing module, a transmission module, an identification module, a judgment module and a notification module. The acquisition module is used for acquiring three-dimensional acceleration and three-dimensional angular velocity data of the upper body part in movement of a human body. The processing module calculates resultant acceleration and resultant angular velocity through the three-dimensional acceleration and three-dimensional angular velocity data. The identification module performs classified identification on the movement state of the human body based on Kalman filtering and the KNN algorithm so as to identify the movement type of the human body. The judgment module judges whether the movement type of the human body is a "fall-down" type, and the notification module notifies the set contact persons through the set alarm manner if the judgment result is the "fall-down" type. The movement state of the human body is identified based on Kalman filtering and the KNN algorithm so that detection accuracy is high and false alarm rate is low; and the system has a communication function and can notify the relatives of the fall-down elder in real time and determine the fall-down position.

The invention provides a primary equipment intelligent interface device in a substation. The device comprises a driving-in module, a state collecting module, a communication module, a driving-out module, a man-machine interface module, and a data and logic processing module which are connected through a bus. According to the primary equipment intelligent interface device in the substation, logic operation is used for replacing a traditional electromagnetic relay circuit, so that the state of primary equipment of the substation can be detected. The device has a self-detection function and a communication function, can effectively overcome the defects that the number of failures of a traditional relay circuit is large, and the failures in operation can not be detected, can detect the state of a switch and other primary equipment in real time, simplifies a circuit, simplifies installation, improves efficiency of operation on the primary equipment, and improves the reliability of operation of the primary equipment.

The invention discloses a compound type floor heating air conditioner hot water integration application system, which comprises a hot water tank, a first hot water pump, a plate type heat exchanger, a first power-driven three-way valve, a second hot water pump, a second power-driven three-way valve, an air conditioner water tank, an air energy main engine, a floor heating tail-end, an air-conditioner tail-end, a controller, a solar power circulating pump, and a solar collector, wherein a second interface p15 is connected with an interface p16; an interface p17 is connected with an inlet of the second hot water pump; an outlet of the second hot water pump is connected with a third interface p18; the interface p16 is a circulating inlet of air energy; the interface p17 is a circulating outlet of the air energy; an interface p19 is connected with an interface p20; an interface p21 of the solar collector is connected with an interface p22 of the hot water tank. According to the system, each part is connected through pipelines; free switching of working modes of air energy water heating, air energy heating, air energy refrigeration, solar power water heating, and the like is realized through a special control system; meanwhile, solar heating is realized.

A PLC-based (programmable logic controller-based) knife switch control method includes the steps of firstly, inputting location switching value of a bus tie switch on a bus and location switching values of switches, an isolator, an earthing knife switch and a circuit voltage relay which are at certain intervals to a PLC; secondly, connecting live and zero wires of a power supply and mechanism boxes of the knife switches to the PLC; thirdly, programming in the PLC to define operation conditions of the knife switches according to location features of the switches, the isolator, the earthing knife switch and the circuit voltage relay which are at certain intervals; fourthly, during operation of the knife switches, judging whether the operation conditions of the knife switches are met or not by the PLC so as to determine whether to connect the power supply to the mechanism box of the corresponding knife switch or not, and thereby controlling operability of the knife switch. The PLC-based knife switch control method and system enable an electrical operation circuit of the knife switches to be simple to connect and convenient to maintain and modify.

The invention provides a redundant communication method for an individual soldier command system. Redundant communication capability is provided for the individual soldier command system by simultaneously using three communication networks, that is, an LTE public network, an LORA ad-hoc network and a WIFI ad-hoc network, and when a certain one or two communication networks lose the communication capability, the other communication networks continue to maintain the communication capability with a command center. According to the method of the invention, three different wireless network are intelligently fused, different environments are adapted via the respective advantages of the three wireless networks, meanwhile an individual soldier device serves as a relay device of the network, so that the communication reliability is greatly improved, and the communication capability of the individual soldier command system is improved.

The invention provides a fan coil gauge control device and heat gauge method, which consists of temperature controller and meter reader. The temperature controller is fixed in the fan coil air-conditioning room, whose input end connects the temperature sensor and the output end connects fan coil high-medium-low controller by communication interface and meter reader, which comprises the following steps: 1) checking high-medium-low working heat value or cold value which sets in the temperature controller by contrasting product introduction; 2) gauging working program of temperature controller by present marking; 3) reading each fan coil heat equivalent which provides date individually after the heating or refrigerating season.

The invention relates to a method for monitoring the intelligent state of a medium-voltage switching device, which comprises the steps of collecting voltage and current signals of medium-voltage electric power network, carrying out isolation transform processing, carrying out alternating current sampling, calculating voltage and current effective values, calculating triphrase active power, triphrase total apparent power, reactive power, power factor, active electric energy and reactive electric energy, and carrying out corresponding follow-up monitoring processing operation. The method for monitoring the intelligent state of a medium-voltage switching device has protective function to time overcurrent, current quick-break and single-phrase earthing and has the functions of faults recording and online monitoring and diagnosis. The method can analyze and process the monitored data, judge the remaining service life of the switching device and calculate the maintenance time limit. Furthermore, by connecting and communicating with the monitoring host of a substation comprehensive automatic system, the method is provided with the communication function and simple monitoring function to the state of the switching device. The method has the advantages of simple realization process, lower running cost, stable and reliable working performance and wider application scope.

The invention provides an intelligent photovoltaic module and a junction box thereof. An intelligent controller is arranged in the junction box; the intelligent controller comprises a current voltage acquisition module, a temperature acquisition module and a communication module; the junction box is further provided with a current detecting element and a voltage detecting element used for detecting the current and the voltage of the photovoltaic module, and sending the detecting signal to the current voltage acquisition module; a temperature sensor is arranged in the junction box and on the back plate of the photovoltaic module separately; the temperature sensor sends the detecting signal to the temperature acquisition module; and the communication module sends the information of the intelligent photovoltaic module to a photovoltaic monitoring system. Compared with the conventional photovoltaic module and the junction box thereof, the intelligent photovoltaic module and the junction box thereof havefunctions of data acquisition, communication and the like; the management function on the photovoltaic module is reinforced, and a data reference source is provided for problem analysis for the photovoltaic module.

The invention relates to a construction lift monitoring device based on a camera and a monitoring method. The monitoring device is connected with a supervision center through a communication network. The monitoring device comprises a host, an IC card, the camera and a power module, wherein the host comprises a main control plate and a people counting plate which are connected mutually; the power module is connected with the main control plate and the people counting plate; the people counting plate is connected with the camera; and the IC card is connected with the main control plate. The camera collects internal videos of a lift and transmits the internal videos to the people counting plate; the people counting plate analyzes the video signals to obtain information of the number of people in the lift and sends the information of the number of the people to the main control plate; and the main control plate judges whether the number of people surpasses a preset threshold value, and carries out alarming and locks the lift if the number of people surpasses the preset threshold value. Compared with the prior art, the construction lift monitoring device has the advantages of being easy to install, low in cost, high in precision, and high in safety and the like.

The present invention belongs the field of mobile communication, and the cellphone capable of taking body temperature includes casing, subscriber module, keyboard, LCD, system module, SIM circuit, subscriber identifying module, emitting and receiving circuit, microphone and earphone, A/D converter and D/A converter circuit and other circuit. It has also temperature sensor installed on the casing, connected to the A/D converter and microprocessor in system module and displaying temperature on the LCD. The temperature sensor, which may be infrared temp\erature sensor, transistor temperature sensing IC of model LM83 or digital non-contact temperature sensor of model A2NCT02, is installed in the belled hollow in the tail of the casing and fixed with fixture. The casing with tail cap may be pen-shaped. The present ivnention has both communication and body temperature measuring function and is convenient.

The invention discloses a high-speed arc discharge machining self-adaption fluid flushing system. The system comprises a fluid storage tank, a fluid flushing unit, an electro-hydraulic control valve, a fluid parameter detection sensor, a discharge parameter detection sensor, a tapping electrode and a control unit, wherein fluid medium in the fluid storage tank sequentially penetrates through the fluid flushing unit and the electro-hydraulic control valve and is sent to the tapping electrode, and flushes to a workpiece through an internal hole of the tapping electrode, thus breakdown and machining of the arc discharge medium are realized and the medium finally flows back to the fluid storage tank. The system has sensing and detection functions, is capable of real-timely detecting the state of the fluid medium and the discharge state of the tapping electrode and the workpiece, is capable of communicating with a digital control system of a machine tool and reading processing parameters such as feeding speed, is used for controlling high-speed arc discharge machining self-adaption closed-loop flushing fluid and is capable of optimizing machining efficiency and quality of machined surfaces.

The invention relates to an optical fiber composite low-voltage cable. The cable comprises an outer sheath, an optical unit, an insulating cable, an inner layer and an inner sheath, wherein a reinforcing layer is arranged between the outer sheath and the inner sheath; the inner layer is positioned inside the inner sheath; a flame-retardant belt is arranged between a self-adhesive layer and the inner sheath; the optical unit and the insulating cable are positioned in the inner layer and are coated by the inner layer; and a tearing rope is arranged in the reinforcing layer. The optical fiber composite low-voltage cable effectively solves a communication difficult problem in transmitting power and simultaneously transmitting optical signals by using the cable. The tearing rope has very high bearing capacity and meets a bearing requirement of markets.

The invention discloses an intelligent wristband for monitoring body temperature in real time, wherein the intelligent wristband comprises a wristband body and a watchband, and the wristband body is provided with a first temperature sensor, a voice broadcast device, a display screen, a second temperature sensor and a mounting groove; a power supply, a microcontroller, a timing module, an alarm module, a positioning module and a wireless communication module are arranged in the mounting groove; a display screen, a voice broadcast device, a timing module, the alarm module, the positioning module, the wireless communication module, the first temperature sensor and the second temperature sensor are connected with a microcontroller. The power supply supplies power to all modules and equipment in the wristband. The bracelet disclosed by the invention not only has the functions of photographing, camera shooting and communication, but also can monitor the body temperature information and the position information of a bracelet wearer in real time and perform remote monitoring. The invention further discloses a local area monitoring system based on the intelligent wristband, macroscopic monitoring of the body temperature can be achieved for a population gathering area, and the activity range and position information of the wearer are recorded.

The invention relates to an intelligent integrated controller for a permanent magnet vacuum circuit breaker, and belongs to the technical field of intelligent high-voltage switch control systems. The intelligent integrated controller comprises a control mainboard, a communication module connected with the communication interface of the control mainboard, a current/voltage sampling board and a switching value detection and control board which are connected with the input end of the control mainboard, an LCD (Liquid Crystal Display) keyboard and a guide driving board which are connected with the output end of the control mainboard, and a power board for providing a working power supply required for the controller. The intelligent integrated controller disclosed by the invention can be used for acquiring the alternating current measuring values and the quantity of state in real time, executing a remote control command and achieving various relay protection functions. The intelligent integrated controller disclosed by the invention has an open-type communication function, is matched with various electric system communication protocols, can be communicated with a master station of a distribution automation system and can be used for achieving remote control management.