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33results about How to "Realize long-distance wireless transmission" patented technology
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Automatic detector for welding line of storage tank bottom plate based on wireless transmission
ActiveCN105158337ARealize non-destructive testingAchieve horizontal movementAnalysing solids using sonic/ultrasonic/infrasonic wavesWireless transmissionComputer module
The invention relates to an automatic detector for a welding line of a storage tank bottom plate based on wireless transmission. The automatic detector comprises a machine body, a synchronous positioning and map construction module, a wireless data communication module and a control mechanism, wherein front wheels capable of controlling steering are mounted on the two sides of the machine body; driving rear wheels are mounted on the two sides of the rack; a bottom plate is arranged at the front end of the machine body in a manner of stretching frontwards; a lossless detection mechanism is mounted on the bottom plate; the lossless detection mechanism is provided with two air coupling ultrasonic probes with adjustable positions; the two air coupling ultrasonic probes are obliquely arranged in a V shape; a laser welding line tracking device is arranged between the two probes; an infrared camera and an infrared sensor are mounted at the top of the machine body; the control mechanism is connected with the front wheels and the driving rear wheels respectively; and the synchronous positioning and map construction module, the wireless data communication module, the laser welding line tracking device, the infrared camera and the infrared sensor are connected with the control mechanism respectively. With the adoption of the automatic detector, intelligent detection and evaluation of the welding line of the bottom plate are realized, and the manual detection cost is greatly reduced.
Owner:桐乡金橙云智科技有限公司
Third generation (3G) communication network-based transmission line fault area positioning system
ActiveCN102184625ASolve the problem that the wavelet transform algorithm cannot be usedIdentify and avoid instantaneous current shockTransmission systemsFault locationThird generationEngineering
The invention relates to a third generation (3G) communication network-based transmission line fault area positioning system. The system consists of three subsystems, namely a signal acquisition system, a data transmission-remote terminal control system and a monitoring centre control system. A manager uses a common microcomputer as an operating terminal which does not need to install any special program, and can access a monitoring centre system anytime and anywhere, know a fault state in time, determine a fault position rapidly, perform data inquiry, and participate in fault removal processing. For the manager using a mobile phone, the mobile phone can serve as a terminal for receiving fault information in real time. Therefore, transmission line fault monitoring forms a complete network system. Moreover, the labor intensity of workers is greatly reduced; the labor efficiency is improved; and the fault positioning accuracy is improved greatly.
Owner:FUSHUN POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +3
A ship energy efficiency monitoring management system
InactiveCN109359776AReduce operating costsRealize long-distance wireless transmissionForecastingTechnology managementStatistical ReportData acquisition
The invention discloses a ship energy efficiency monitoring management system, which relates to the technical field of ship energy conservation. The system comprises a sensing function module, a dataacquisition module, a remote transmission module, an energy efficiency analysis module, an auxiliary decision module and a ship management module. The sensing function module converts the collected energy efficiency physical signals into electrical signals. The data acquisition module converts the electrical signal into digital signal. The remote transmission module remotely transmits the ship-side monitoring data to the shore-side, and remotely controls the ship-side main controller according to the shore-side control command. The energy efficiency analysis module calculates and stores monitoring data in real time, and automatically generates energy efficiency statistical reports; The assistant decision-making module realizes the speed optimization and pitch optimization based on big dataanalysis as well as the early warning of entering the emission control area. The ship management module inputs the ship operation information at the ship end and inquires the ship dynamics at the shore end remotely. Reduce carbon dioxide emissions from ships, improve energy efficiency and reduce operating costs.
Owner:CHINA SHIP SCIENTIFIC RESEARCH CENTER (THE 702 INSTITUTE OF CHINA SHIPBUILDING INDUSTRY CORPORATION)
Respiratory monitoring and breath analysis system
InactiveCN104287735ARealize the collectionAchieve enrichmentRespiratory organ evaluationSensorsHuman bodyDisease
The invention discloses a respiratory monitoring and breath analysis system, belongs to the field of medical equipment, and particularly relates to a respiratory mechanics monitoring and breath constituent analysis device. By means of the respiratory monitoring and expiration analysis system, respiratory mechanics parameters of a human body, enrichment breath sol particles and volatile organic compounds (VOCs) can be detected and analyzed. The respiratory monitoring and breath analysis system mainly comprises a respiratory mechanics parameter detection module, a breath constituent enrichment detection module and a data processing module. The respiratory mechanics parameter detection module comprises a temperature and humidity sensor, a flow sensor, an air flow direction sensor and a respiratory mechanics parameter auxiliary detection part. The breath constituent enrichment detection module mainly comprises a breath constituent enrichment module and a breath constituent analysis module. The respiratory monitoring and breath analysis system can be used for respiratory monitoring and breath constituent analysis of patients suffering from respiratory diseases and early auxiliary screening of some diseases such as lung cancer, and can also be used for daily physical examination.
Owner:CHONGQING UNIV
Big data power supply wireless transmission charging system
InactiveCN105162179ARealize long-distance wireless transmissionEasy to chargeBatteries circuit arrangementsElectromagnetic wave systemVoltageHigh frequency
A big data power supply wireless transmission charging system relates to the technical field of big data mobile internet and the technical field of FM high-frequency carrier wireless transmission. The big data power supply wireless transmission charging system comprises a system management platform, charging base stations and mobile charging terminals. The charging base station is used for receiving management of the system management platform, applying an output charging superposition synthesizing principle of synchronous in-phase re-transmission, synchronous receiving demodulation and current parallel / voltage series of data power supply carriers, and adopting an FM high-frequency carrier to remotely and wirelessly transmit a data power supply to the mobile charging terminal. The mobile charging terminal is used for receiving management of the system management platform, transmitting a charging data command identification code to the system management platform, and receiving charging of the charging base station, which has been affirmed by the system management platform and is preferably the charging base station having the closest distance to the mobile charging terminal. The mobile charging terminal can receive data power supply carriers which are wirelessly transmitted, and can achieve charging through direct demodulation and rectification without any active secondary power amplification circuit. The big data power supply wireless transmission charging system achieves remote wireless transmission of the data power supply, and achieves the dream of mobile passive charging.
Owner:诸葛劲松
Intelligent mutual inductor capable of carrying out wireless communication
InactiveCN105353189AEasy to useAdd communication moduleNon-electrical signal transmission systemsVoltage/current isolationWireless transmissionInductor
The invention discloses an intelligent mutual inductor capable of carrying out wireless communication. The intelligent mutual inductor is composed of a sensing unit, a circuit unit and a casing assembly. The sensing unit is a magnetic ring coil. The circuit unit includes a sampling circuit, a metering circuit, a central processing unit, a communication module, a memory module and a power module. The sampling circuit connected with the magnetic ring coil transmits collected signal data to the metering circuit; the metering circuit transmits the corresponding signal data to the central processing unit; the central processing unit transmits the signal data to the memory module and the communication module and can carry out information interaction with the memory module and the communication module; and the power module provides a power supply for the sampling circuit, the metering circuit, the central processing unit, and the communication module. The casing assembly contains a case and an interface formed in the case. Because of the communication module arranged on the mutual inductor, remote and wireless transmission can be realized, so that the mutual inductor can be applied conveniently and widely.
Owner:李大军
Multi-parameter water quality on-line monitoring device based on deep violet photoelectric external detector and using method thereof
PendingCN110895242ARealize in-situ real-time acquisitionRealize long-distance wireless transmissionColor/spectral properties measurementsThe InternetWater quality
The invention discloses a multi-parameter water quality on-line monitoring device based on a deep violet photoelectric external detector and a using method thereof. The invention belongs to the technical field of water resource, water environment and water quality monitoring. The device comprises a data acquisition unit, the output end of the data acquisition unit is electrically connected with acentral control unit; the output end of the central control unit is electrically connected with a remote sending unit; the remote sending unit is in signal access to the Internet of Things; the remotesending unit is in signal connection with a remote end server through the Internet of Things; the remote end server is in signal connection with a client; the data acquisition unit and the central control unit are electrically connected with a solar power supply management unit for supplying power; the on-line water quality monitoring device can automatically detect multiple water quality parameter indexes such as COD, BOD, TOC, turbidity, sediment and UV in a water body in situ, and can realize data remote wireless transmission, development trend prediction and danger early warning.
Owner:江苏禹治流域管理技术研究院有限公司
Automatic rapid weighing system
InactiveCN105865609AImprove processing efficiencySolve the messWeighing indication devicesInformation repositoryWireless transmission
The invention discloses an automatic rapid weighing system. The automatic rapid weighing system comprises a first motor, a rack, a core processor, a storage module and an information output module, wherein a conveying bed is mounted on the surface of the rack; a first transmission device is mounted under the conveying bed; the first motor is embedded and mounted into the rack; a second motor is mounted on the right side of the first motor; a rotary shaft is mounted above the second motor; a guide disc is mounted at the top of the rotary shaft; and a second transmission device is arranged under the conveying bed and is located on at the right side position of the guide disc. A weighing sensor is used for weighing an object clamped by the guide disc, the weighing speed is high, and the working efficiency is high; in a weighing process, self information of the object is read by a laser scanner to form a complete information base, and the problem of information scattering is effectively solved; and remote wireless transmission of data can be realized, the transmission speed is high, and the data processing efficiency is high.
Owner:XUCHANG DALI MOTOR MFG CO LTD
System and method for remotely transmitting GYK running record data files
PendingCN105162862ARealize long-distance wireless transmissionSolve the backhaul problemTransmissionOn boardData file
The invention discloses a system and method for remotely transmitting GYK running record data files. The system is composed of GYK equipment, GMS ( Global System for Mobile Communications) on-board equipment, an M-GRIS (Grid Resource Information Service) / MTUP (Mobile Telephone User Part) security platform, a GMS communication server, a GMS data server and a GMS user terminal; data analysis personnel issue the GYK running record data file names which are planned to be returned to the GMS data server through the GMS user terminal, transmit the GYK running record data file names to the M-GRIS / MTUP security platform through a TCP (Transmission Control Protocol), transmit the GYK running record data file names to the GMS on-board equipment through a railway special network or a public network, automatically dump the GYK running record data files from the GYK equipment, and finally transmit the GYK running record data file names to the GMS data server, so as to directly perform on-line analysis on the GYK running record data conveniently. The method for remotely transmitting the GYK running record data files provided by the invention makes up the defects that the GYK running record data files cannot be returned in time, the dumping is missed, sharing is failed and the GUK running record data cannot be taken in time in case of failures, finally realizes the remote wireless transmission of the GYK running record data, and improves the work efficiencies of the GYK running record data analysis personnel of the public service, power supply and electric service.
Owner:西北铁道电子股份有限公司
Underground utility tunnel region controller and work method thereof
InactiveCN107942927AExtend working lifeReduce false positivesProgramme control in sequence/logic controllersEngineeringUtility tunnel
The invention discloses an area controller of an underground integrated pipe gallery and a working method thereof, including: an environmental data collection step: using the area controller of the underground integrated pipe gallery to realize the collection of the internal environment data of the underground integrated pipe gallery; and the linkage control step: the underground integrated pipe gallery The regional controller processes the collected environmental data to realize on-off control of the fan or water pump; fault detection steps: use the regional controller of the underground comprehensive pipe gallery to realize the fault detection of each sensor. The invention can realize the monitoring of the environment in the pipe gallery.
Owner:谷永辉
Rolling stone monitoring and early warning system
InactiveCN106205058ARealize long-distance wireless transmissionAlarmsEarly warning systemDisaster monitoring
The invention discloses a rolling stone monitoring and early warning system. The system comprises a plurality of monitoring and early warning terminals, an intelligent gateway and a remote monitoring and controlling center, and belongs to the field of disaster monitoring and early warning. The monitoring and early warning terminals are fixed on a steel column near the rolling stones, and the ropes are connected with the rolling stones. When the displacement of rolling stones exceeds a preset warning threshold, the monitoring and early warning terminals automatically start and send the alarm information with address codes to the intelligent gateway. The intelligent gateway gathers the received alarm information and then through the GPRS and SMS wireless network functions, the alarm information is sent to a remotely monitoring and controlling center and mobile phones, suggesting that the rolling stones under our supervision are in an active state and that immediate steps should be taken so as to reduce life and property loss.
Owner:熊清远
Split acquisition terminal for recognition of low-voltage faulted cables
InactiveCN104808115ARealize real-time monitoringRealize long-distance wireless transmissionTransmission systemsFault locationMicrocontrollerMicrocomputer
The invention discloses a split acquisition terminal for recognition of low-voltage faulted cables. The split acquisition terminal comprises a single-chip microcomputer, three split core type current transformers, a three-phase current detection chip, a wireless communication device, a power source and a clock circuit. The three split core type current transformers are used for acquiring data of three-phase current on a three-phase cable correspondingly; the three-phase current detection chip is connected with the three split core type current transformers and used for reading the data of the three-phase current on the three-phase cable; the wireless communication device is used for sending the data of the three-phase current on the three-phase cable. The three-phase current detection chip, the wireless communication device, the power source and the clock circuit are all connected with the single-chip microcomputer. The split acquisition terminal for recognition of the low-voltage faulted cables has the advantages that real-time monitoring of low-voltage cable equipment can be realized, remote wireless transmission of fault or overload signals of the three-phase cables is realized, and real-time clocking is realized as well; testing the cables one by one is avoided, and accordingly emergency maintenance time is saved.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO
Wireless pressure sensor based on LoRa technology in electronic weighing instrument for weighing
InactiveCN109682455ARealize long-distance wireless transmissionLow costPower managementTransmission systemsElectricityWireless transmission
The invention discloses a wireless pressure sensor based on a LoRa technology in an electronic weighing device for weighing, which comprises a power supply module, a pressure acquisition module, a LoRa data transmission module, a LoRa data receiving module and an instrument, wherein the power supply module is electrically connected with the pressure acquisition module and the LoRa data transmission module respectively, the pressure acquisition module is also connected with the LoRa data transmission module, the pressure acquisition module is used for acquiring the pressure of an object weighted by the electronic weighing instrument and transmitting the acquired pressure signal to the LoRa data transmission module, the LoRa data transmission module transmits the received pressure signal tothe LoRa data receiving module in a wireless transmission mode, the LoR data receiving module transmits the received pressure signal to an instrument, and finally, the weight of the object is diaplayed after the pressure signal is processed by the instrument. The sensor has the advantages of low cost, low transmission power consumption and long transmission distance.
Owner:SOUTH CHINA NORMAL UNIVERSITY
Remote data transmission system and method
ActiveCN104391490ARealize long-distance wireless transmissionEnsure real-time performance and transmission accuracyTransmission systemsTotal factory controlDigital conversionVIT signals
The invention provides remote data transmission system and method. The system comprises a pressure acquiring unit and a terminal, wherein the pressure acquiring unit is used for acquiring and converting a first pressure signal of a pipeline; the terminal is used for processing the first pressure signal by analog-digital conversion to obtain a second pressure signal, screening the second pressure signal according to a preset sampling cycle so as to obtain a third pressure signal, packaging and encrypting the third pressure signal and then transmitting the third pressure signal to a mobile monitoring center through the wireless network; the mobile monitoring center is used for storing the received third pressure signal, displaying the third pressure signal through a first display screen, and sending the third pressure signal to a fixed monitoring center, wherein the fixed monitoring center is used for storing the third pressure signal from the mobile monitoring center to a database and displaying the third pressure signal through a second display screen. With the adoption of the system and method, data transmission can be performed through wireless network.
Owner:PIPECHINA SOUTH CHINA CO
Automatic detector for welding seam of tank floor based on wireless transmission
ActiveCN105158337BRealize non-destructive testingAchieve horizontal movementAnalysing solids using sonic/ultrasonic/infrasonic wavesSimultaneous localization and mappingNon destructive
Owner:桐乡金橙云智科技有限公司
Protection device for chicken raising in fruit gardens
The invention provides a protection device for chicken raising in fruit gardens. The device comprises a separation device and a monitoring part. The separation device is composed of fixed piles, a protection net, blocking nets and electric isolating wires. The protection net is installed between the fixed piles. The electric isolating wires are distributed between the blocking nets. The multiple electric isolating wires are spaced at equal intervals and the electric isolating wires are parallel to the ground. The monitoring part is composed of a camera module, a controller, a connecting wire, a microprocessor and a wireless communication module. The microprocessor and the wireless communication module are distributed in the interior of the controller. The camera module is installed at the top position of one fixed pile. The protection device for chicken raising in fruit gardens has the following beneficial effects: by adding the camera module, the edge position of the protection net is observed to see whether special incidents happen; the design of the blocking nets can effectively separate chickens raised from animals on the outside; finally, remote wireless transmission can be achieved through the wireless communication module; and a lot of manufacturing cost is saved.
Owner:CHONGQING YISHAN AGRI DEV CO LTD
Third generation (3G) communication network-based transmission line fault area positioning system
ActiveCN102184625BSolve the problem that the wavelet transform algorithm cannot be usedIdentify and avoid instantaneous current shockTransmission systemsFault locationMicrocomputerControl system
The invention relates to a third generation (3G) communication network-based transmission line fault area positioning system. The system consists of three subsystems, namely a signal acquisition system, a data transmission-remote terminal control system and a monitoring centre control system. A manager uses a common microcomputer as an operating terminal which does not need to install any special program, and can access a monitoring centre system anytime and anywhere, know a fault state in time, determine a fault position rapidly, perform data inquiry, and participate in fault removal processing. For the manager using a mobile phone, the mobile phone can serve as a terminal for receiving fault information in real time. Therefore, transmission line fault monitoring forms a complete network system. Moreover, the labor intensity of workers is greatly reduced; the labor efficiency is improved; and the fault positioning accuracy is improved greatly.
Owner:FUSHUN POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +3
Cascaded waste heat recovery device for centrifugal air compressor
ActiveCN109611383AReduce wasteTo achieve the purpose of energy saving and environmental protectionPump componentsPump controlWaste heat recovery unitElectrical control
The invention discloses a cascaded waste heat recovery device for a centrifugal air compressor. The cascaded waste heat recovery device comprises a primary heat medium circulating water part, a secondary heating circulating water part, a circulation cooling water part, a compressed air cooling part and an electric control part. Waste of energy sources is reduced, the heat production recovery rateof the centrifugal air compressor is high, and the centrifugal air compressor is protected better.
Owner:JIAXING SYANBO ENERGY SAVING TECH
Code-scanning door opener
InactiveCN108648308ARealize remote controlImprove securityIndividual entry/exit registersMotor driveRemote control
The invention discloses a code-scanning door opener. The code-scanning door opener comprises a panel and a bottom casing, a controller is arranged at the top in the bottom casing, a slide block nut, ascrew rod, a motor and a battery are arranged in the bottom casing, the slide block nut is connected with the motor through the screw rod, the motor is connected with a circuit board and the batterythrough a lead and a controller, a lock pressure bar is arranged at the slide block nut, a sliding groove is arranged at the panel, a cellphone code-scanning zone is arranged over the sliding groove,the lock pressure bar slides along the sliding groove up and down, and a master control chip, a memory, an alarm module, a QR code scanning module, a motor-driven module and a GPRS transmission moduleare arranged in the controller. The code-scanning door opener has a simple structural principle, can realize remote control on a door lock, and has the advantages of high intelligentization degree and high safety performance.
Owner:福州俊朵房地产中介服务有限公司
Self-resetting power generation device
The invention is applicable to the technical field of electrical and electronic switches, and provides a self-resetting power generation device, which comprises a base, a key board, a gland, a metal pressing board with a pressing part, a self-generating module with a metal pick, and a PCB, and a rotary supporting seat is arranged in the base; a first pressing column and a second pressing column are arranged in the key board; and the metal pressing plate rotates with the rotary supporting seat as a fulcrum under the action of the first pressing column, and then the metal poking piece is pressedthrough the pressing part. A magnet is arranged on one side of the metal pressing plate and is used for returning the metal pressing plate which is separated from the keyboard plate to the original position. According to the self-resetting power generation device, the existing mode that a spring is adopted to reset the metal poking piece is changed, the attraction force of the magnet to the metalpoking piece cannot be changed along with the change of the pressing force, the power generation voltage of the self-generating module is always kept stable, the service life of the magnet is longerthan that of the spring, and the service life of the self-resetting power generation device is prolonged accordingly.
Owner:昇辉控股有限公司
Remote acquisition device and method for microscopic images of fungal spores in air
ActiveCN109491069AEnable continuous monitoringRealize long-distance wireless transmissionMicroscopesSporeMicroscopic image
The invention provides a remote acquisition method for microscopic images of fungal spores in air. A glass slide can be replaced automatically, and uniform coating of a spore adsorbent can be completed automatically; different capture time can be set when the spores in air are captured, the microscopic images can be collected in real time when the fungal spores are enlarged by 100-400 times according to the need, and remote wireless transmission of the image information can be achieved through the wireless transmission technology. Solar energy is used for supply power so as to achieve continuous monitoring of the fungal spores. The invention further provides a device for implementing the method. The device includes a glass slide taking device, a carrier platform, a greasing device, a sporecapturing airway device, a microscopic imaging device and a solar power supply module. The device is integrated with a wireless communication module to achieve remote wireless communication of imageinformation. The collection device and method can achieve remote monitoring of the fungal spores in air.
Owner:NORTHWEST A & F UNIV
Collection device based on single-chip microcomputer and SIM900A
InactiveCN106092186ARealize acquisitionRealize long-distance wireless transmissionMeasurement devicesTransmission systemsMicrocomputerMicrocontroller
The invention discloses a collection device based on a single-chip microcomputer and a SIM900A. The device is composed of four subsystem modules, namely, a collection system module, a single-chip microcomputer minimum system module, a wireless transmit-receive module and a liquid crystal display module. The collection system module mainly comprises a first temperature sensor and a second simulation-type humidity sensor, and is used for completing front end humiture sampling. The wireless transmit-receive module takes the SIM900A as a core and is used for sending a humiture signal to an assigned IP or equipment. The collection device is good in stability and reliability and has a high utility value and an application prospect. The collection device is free from restrictions of landforms and common environments, is strong in applicability, and can meet requirements for environmental parameter collection in remote regions and in complex conditions that wiring is difficult and the like.
Owner:SHANGHAI DIANJI UNIV
Intelligent wheel stopper system based on wireless communication
InactiveCN101817352BRealize long-distance wireless transmissionReduce communication costsTransmission systemsNetwork topologiesReal-time clockInternet network
The invention discloses an intelligent wheel stopper system based on wireless communication, which comprises an intelligent wheel stopper monitoring instrument, a wireless communication network, an Internet network, a databank server and a remote monitoring center. The intelligent wheel stopper monitoring instrument, served as an instrument for acquiring, processing and transmitting field data, comprises a displacement sensor, a balance tilt angle sensor, a pressure sensor, a shaping circuit, an embedded type microprocessor and a serial port communication module, a wireless communication module, a real-time clock unit, a watchdog unit, a keyboard input unit, an LCD display unit, a power supply module unit, an EEPROM unit and an alarm unit. The intelligent wheel stopper monitoring instrument carries out collection treatment on field data which is sent out by the wireless communication module. The remote monitoring center receives information sent by the wireless communication module, manages and records working state information of the intelligent wheel stopper monitoring instrument and simultaneously sends a control command and data to the intelligent wheel stopper monitoring instrument through the wireless communication module. The intelligent wheel stopper monitoring instrument is connected with the remote monitoring center through the wireless communication network and the Internet network. The intelligent wheel stopper monitoring instrument is accessed into the wireless communication network through the wireless communication module. The remote monitoring center is connected with the Internet network through the databank server and completes communication with the wireless communication network through a gateway.
Owner:LANZHOU UNIVERSITY OF TECHNOLOGY
Wireless cloud storage device and cloud storage method
PendingCN108829359AEasy data transferControllable conductionInput/output to record carriersTransmissionPower switchingWireless data
The invention is applicable to the technical field of mobile communication, and provides a wireless cloud storage device and a cloud storage method. The wireless cloud storage device comprises a 5G mobile communication module, a flash memory, a control manager, a decoding circuit, a power source, a power switch, a printed circuit board and a shell. Compared with the prior art, the wireless cloud storage device can be in wireless data communication with an external mobile terminal through the 5G mobile communication module, data of the mobile terminal can be stored in the flash memory, the speed of transmitting the data by using a 5G network is high, the stability is high, the constraint of data cables can be detached, the long-distance data transmission is achieved, and the data transmission operation is convenient; the 5G mobile communication module and the flash memory can be controlled through the control manager and the decoding circuit, and the wireless data transmission between the 5G mobile communication module and the mobile terminal is facilitated; by means of the cloud storage method, the data is transmitted to the wireless cloud storage device for saving and backup through control software, and the management and operation are convenient and fast.
Owner:TOPDISK ENTERPRISE CO LTD
Public municipal and housing construction facility health monitoring research and application
PendingCN113819940ARealize automatic real-time monitoringNo human intervention requiredMeasurement devicesSecurity arrangementWireless transmissionData center
The invention discloses public municipal and housing construction facility health monitoring research and application. The method comprises the following steps: step 1, equipment arrangement; step 2, data acquisition; step 3, data encryption; step 4, data processing; step 5, wireless transmission; step 6, evaluating and judging; step 7, dangerous case alarm; and step 8, practical application. Data are collected in real time through the sensor, the data are compared and judged through the comparison and judgment module of the data center, a result is obtained, an alarm is given through the alarm device, automatic real-time monitoring is achieved, the labor cost is greatly reduced, and through the arrangement of the alarm device and the wireless transmission device, long-distance wireless transmission of data is realized, alarm information is transmitted to mobile terminals such as a mobile phone and a computer of a worker, the worker can be timely notified of occurrence of a dangerous case, and the transmission data is encrypted, so that improvement of data transmission security is facilitated.
Owner:FUJIAN YONGZHENG CONSTR QUALITY INSPECTION CO LTD
Wireless direct-current-free sensing information transmission circuit
PendingCN110176941ARealize transmissionRealize long-distance wireless transmissionTransmissionHigh level techniquesHeterojunctionInformation transmission
The invention discloses a wireless direct-current-free sensing information transmission circuit, and belongs to the technical field of electronics. The transmission circuit comprises a receiving and transmitting antenna, a drain electrode matching circuit, an open circuit line, a sensor, a transistor containing a heterojunction and a resonant network. One end of the drain electrode matching circuit is connected with the receiving and transmitting antenna, the other end of the drain electrode matching circuit is connected with the drain electrode of the transistor containing the heterojunction,the source electrode of the transistor containing the heterojunction is connected with the open circuit line, the grid electrode of the transistor containing the heterojunction is grounded through the resonant network, and the output end of the sensor is connected between the drain electrode matching circuit and the transistor containing the heterojunction; and the drain electrode matching circuit receives the pumping microwave through the receiving and transmitting antenna and transmits a microwave signal modulated by the sensing information to the receiving and transmitting antenna. The circuit structure is simple, the remote wireless transmission of information can be realized under the conditions of small size and light weight, the use is convenient, and the use range is wide.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA
Electrical impedance spectrum detection system and electrical impedance spectrum detection method for crops
InactiveCN101943672BRealize non-destructive testingEasy to detectMaterial impedanceElectrical resistance and conductanceGreenhouse
Owner:CHINA AGRI UNIV
Power data acquisition and remote transmission system based on GPRS communication module
InactiveCN106093557AGuaranteed accuracyEnsure authenticityElectrical measurementsMicrocontrollerElectric power system
The present invention relates to a power data acquisition and remote transmission system based on a GPRS communication module and belongs to the technical field of power system data acquisition and transmission. The power data acquisition and remote transmission system comprises a control system, an electric power acquisition concentrator, and a main station server. The control system is disposed inside a power plant. One end of the electric power acquisition concentrator is in communication connection with the control system via a data interface. The other end of the electric power acquisition concentrator is in connection with the main station server via a GPRS communication interface. The electric power acquisition concentrator comprises a single-chip microcomputer, an AC sampler, a serial communication module, an Ethernet communication module, the GPRS communication module, a transmission interface, and a memory, wherein the single-chip microcomputer is connected with the AC sampler, the serial communication module, the Ethernet communication module, the GPRS communication module, the transmission interface, and the memory. Compared with a prior art, the power data acquisition and remote transmission system efficiently acquires the power generation state and the heat supply state of a power generating enterprise in real time and increases the operation stability and security of power enterprises.
Owner:STATE GRID CORP OF CHINA +1
Device and method for remote acquisition of microscopic images of fungal spores in the air
ActiveCN109491069BEnable continuous monitoringRealize long-distance wireless transmissionMicroscopesComputer hardwareMicroscopic image
The invention provides a method for remote collection of microscopic images of fungal spores in the air. The glass slide can be automatically replaced, and the spore adsorbent can be evenly applied automatically. Different capture times can be set when spores are captured in the air, and fungal spores can be enlarged according to requirements. Real-time collection of microscopic images at 100-400 times, remote wireless transmission of image information can be realized through wireless transmission technology, and continuous monitoring of fungal spores can be realized through solar power supply; the invention also provides a device for realizing the method, The device includes a slide taking device, stage, grease coating device, spore capture air duct device, microscopic imaging device and solar power supply module, and is equipped with an integrated wireless communication module, which can realize remote wireless transmission of image information. The collection device and method described in the invention can realize remote monitoring of fungal spores in the air.
Owner:NORTHWEST A & F UNIV
A centrifugal air compressor cascade waste heat recovery device
ActiveCN109611383BReduce wasteTo achieve the purpose of energy saving and environmental protectionPump componentsPump controlElectrical controlAir compressor
Owner:JIAXING SYANBO ENERGY SAVING TECH
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