CN205212551U - Internet of things platform electric power monitored control system - Google Patents
Internet of things platform electric power monitored control system Download PDFInfo
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- CN205212551U CN205212551U CN201520989265.9U CN201520989265U CN205212551U CN 205212551 U CN205212551 U CN 205212551U CN 201520989265 U CN201520989265 U CN 201520989265U CN 205212551 U CN205212551 U CN 205212551U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses an internet of things platform electric power monitored control system, concretely relates to electric power control technology field. It is low not enough that it has solved the intelligent degree of current electric power monitored control system. This internet of things platform electric power monitored control system, including microcontroller, microcontroller is connected with outer expand ether network element, display element, temperature and hygrometry test unit, image information collection and buffer unit, image data information storage and power down protection unit, crystal oscillator and reset unit, loop switch unit and microcontroller 0 unit, microcontroller and the same power supply circuit unit of electric energy collection unit connection, electric energy collection unit even have electric energy sampling circuit, and electric energy sampling circuit goes up the input has voltage signal and current signal, expand ether network element outward and are connected with the router, and the host computer is connected to the router.
Description
Technical field
The utility model belongs to power monitoring technical field, is specifically related to a kind of platform of internet of things electric power monitoring system.
Background technology
Power industry is pillar industry in national economy, and the development of electrical production, with stable, is related to the happiness of the stable of civil order and the people.Along with the lifting of scientific and technological progress and electric power enterprise automatization level, power equipment, towards independence, distributed development of living scattered, becomes an important subject instantly urgently to be resolved hurrily based on ethernet device remote monitoring and administration problem.
The modes such as Socket, FTP, E-Mail are commonly used in traditional electric power monitoring system communication, these technology are short of all to some extent in transfer of data quantity, flexible in programming and security performance, and due to the restriction of operating platform, mutually, communication becomes more difficult.In recent years, scientific and technological develop rapidly, network service becomes main flow communication mode, is main body greatly, comprises the mechanisms such as detection, transmission, execution mainly with computer.Its wide network coverage of electrical network, by point to line and face, Support difficulty is very big, needs to design a kind of novel WEB platform electric force monitoring apparatus, improves actual effect, the reliability of power equipment remote monitoring, reduce Support difficulty.
Traditional electric force monitoring apparatus great majority adopt C/S architecture management pattern, although take advantage on bomp, process large information capacity, but different client computer must install different operating system softwares, versatility is not high and network configuration is dumb, if function changes operating system also by corresponding adjustment, development and maintenance cost is high.For solving these defects of C/S framework, use B/S framework instead, utilize browser-Web server way to manage highly versatile, application upgrade amendment flexibly, easy and simple to handle is breach without the need to advantages such as trainings, devise a kind of novel WEB platform electric force monitoring apparatus based on STM32, this device core is embedded chip STM32, ethernet technology is main, supported by unified ICP/IP protocol and WWW specification, its fail safe, reliability, accuracy, ageing, the performances such as centralized management all can ensure, comply with the trend of long distance control system, meet the Times ' Demand of grid equipment innovation.In Control Room, only need a small amount of staff to monitored object integrated network management system, solving early stage electric power monitoring system has " prison " nothing " control " problem, realizes system upgrade transformation.
Also fewer owing to adopting the above-mentioned module of embedded Control to carry out the research of electric power WEB platform exploitation at present, more few for reality, this design is at making in laboratory finished product, result of the test, ethernet communication is smooth and easy, embedded equipment monitoring voltage, current effective value precision are more than 0.5S, and the multiple functions such as shoot and monitor, the storage of SD card obtain expansive approach.Test shows, the electric force monitoring apparatus of design achieves prison and the combination controlled, and economical and practical, and office computer can operate, and does not need special operating system, can meet the demand of specific user in technology realizes completely.Need to propose, the design can also revise the software and hardware of device as requested flexibly, and software and hardware upgrade maintenance cost is low, and therefore this system has larger practical value, has more wide market prospects.
Since eighties of last century nineties, along with developing rapidly of science and technology, the safety in production thought of people and safety management idea all there occurs great change, the inspection and control technique ensureing production safety as advanced prevention be familiar with by people and pay attention to.The differentiation of supervisory control system, be one from centralized monitor to the developing history of network monitoring.Early stage supervisory control system, adopts large-scale instrument to concentrate and monitors the state of each visual plant, and carry out centralized operation by operation board; And computer supervisory control system is based on Monitoring and Controlling computer, add checkout gear, entirety that the object (production process) of actuator and monitored control is formed jointly.In this system of design, computer achieves the detection of production process, supervision and controlling functions.In the production and administration of modern enterprise, a large amount of physical quantitys, environmental parameter, process data, characterisitic parameter need to detect in real time, supervision and management and automatically controlling.Due to high environmental suitability, the feature such as high real-time and high reliability of industrial processes control overflow, Automatic control and measure technology is always along the Road Development of oneself, the communication technology that measurement and control area uses all is established one's own system, the not opening of much communication protocol, and most systems is all the equipment towards separate unit or single type.
Along with the develop rapidly of network technology and the expansion of monitoring range, supervisory control system is monitored by the unit in past and is transitioned into present network monitoring, but also there are some problems at present.First, the problem of network communications technology deficiency.The network communications technology is technology the most key in remote control technology, but, current network service is simple employing Socket technology generally, even FTP or E-Mail etc., these technology all have very large shortcoming in the data volume of transmission, the flexibility of programming or fail safe, particularly for the data acquisition of the multiple end points in scene, greatly can increase the complexity of programming, the demand of remote control technology to network service can not be met; Secondly, various structures in network service the problem of depositing.The current most more complicated of long distance control system structure, distribution distance is far away, but also there is LAN, different platform, operating platform even in same local area network (LAN) and programming language also may have different problems, this just requires the different platform in integrated network, realizes communication each other, and these problems adopt conventional method to be insoluble.
Remote monitoring is the advanced subject of research both at home and abroad, all expands positive research both at home and abroad.In January, 1997, the first to be combined by Stanford University and the Massachusetts Institute of Technology based on the remote monitoring diagnostic working conference of Internet and is sponsored, and has the 50 multidigits representatives from 30 companies and research institution to attend the meeting.Meeting mainly discusses related remote supervisory control system opening system, diagnostic message code, host-host protocol and the legal restriction etc. to user, and has made prospect to future technical advances.Develop the remote monitoring diagnostic demonstration system of future generation based on Internet cooperatively by Stanford University and the Massachusetts Institute of Technology, this work have also been obtained enthusiasm support and the concerted effort cooperation of 12 major companies such as Sun, HP, Boeing, Intel, Ford of manufacturing industry, computer industry and instrument and meter industry simultaneously.Afterwards, an experimental system Testbed is jointly proposed by these companies.The networking of Testbed embedded Web, begin to take shape information monitoring within the scope of Internet and diagnostic reasoning with real-time JAVA and BayesianNet.In addition, many international organizations, as MIMOSA (MachineryInformationManagementOpenSystemAlliance), SMFPT (SocietyforMachineryFailurePreventionTechnology), COMADEM (ConditionMonitionandEngineeringManagement) etc., also one after another carry out monitoring of tools by network and failure diagnosis is seeked advice from and technology popularization, and formulate some message interchange formats and standard.Many major companies also add the function of Internet in their product, and the online equipment operation monitoring system of the computer as Bently company DataManager2000 can exchange the mode of (NetDDE) to remote terminal transmitting apparatus running state information by dynamic network data; Famous NationalInstruments company also adds network communication processing module in its product LabWindows/CVI and LabVIEW, thus can be carried out the transmission of monitor data in network range by WWW, FTP, E-mail mode." ALARM " seminar of France studies for a long period of time to the intelligent alarm of production process and supervisory control system, and applies in multiple project.
EP power informatization net is domestic has also carried out positive research for remote control technology.The main flow of current remote control technology is application Internet technology, under the support of ICP/IP protocol and WWW specification, rationalization's software configuration, makes staff obtain rapidly all information under oneself authority by access web server and make response in time.In the future, the development of embedded system can be more and more rapider, and more and more ripe, this new technology will, for long distance control system, be one of supervisory control system future thrust sooner or later.Built-in monitor system can make information realization localization process, improves server performance, and each equipment can be made to possess online and service function, and namely each equipment can independently be served, thus greatly improves quality and the scope of monitoring.
Electrical network is based on its general characteristic, and area coverage is higher greatly, and need the point, line, surface safeguarded and ensure all far away higher than generating and electricity Jian enterprise, therefore the remote monitoring of electrical network is to the leading role and the opera involving much singing and action that can be described as power industry safety guarantee.Along with the development of power industry, each transformer station, electric substation, operating office etc. all will realize few people, no supervision, to improve productivity effect by supervisory control system.Meanwhile, supervisory control system and electric power dispatching system, office automation OA system can organically merge, and form a comprehensive management service system.Especially along with the development of intelligent grid industry, the investigation and application of intelligent grid security protection and video monitoring system system is in the fast-growing period at home, apply it to intelligent grid digital transformer substation field, utilize high definition video image to the operation conditions record analysis of electrical network key equipment, realize online telemonitoring and monitoring, produce significant to promotion electric power safety.
Utility model content
The purpose of this utility model is for the low deficiency of existing electric power monitoring system intelligence degree, propose and extend out Ethernet unit by arranging in electric power monitoring system, realize adopting browser mode to carry out Inspect and control, facilitate data processing, order a kind of platform of internet of things electric power monitoring system of transmission and Function Extension.
The utility model specifically adopts following technical scheme:
A kind of platform of internet of things electric power monitoring system, comprise microcontroller, described microcontroller is connected with and extends out Ethernet unit, display unit, temperature and relative humidity test cell, image information collecting and buffer cell, image data information and store and power down protection unit, crystal oscillator and reset unit, circuit switching unit and electric energy acquisition unit; Described microcontroller is connected same power circuit unit with electric energy acquisition unit, described electric energy acquisition unit is connected with electric energy sampling circuit, on described electric energy sampling circuit, input has voltage signal and current signal, described in extend out Ethernet unit and be connected with router, described router connects host computer.
Preferably, transfer of data is carried out by the first serial peripheral interface bus unit between described microcontroller and electric energy acquisition unit.
Preferably, described microcontroller and extend out between Ethernet unit and carry out transfer of data by the second serial peripheral interface bus.
Preferably, described display unit is connected with the variable static storage control unit interface on microcontroller.
Preferably, described temperature and carry out transfer of data by monobus between humidity measurement unit and microcontroller.
Preferably, described image information collecting is connected with the simulation serial camera control bus interface on microcontroller with buffer cell.
Preferably, described image data information stores and is connected with Serial Peripheral Interface interface with the digital component serial line interface of micro controller with power down protection unit.
The utility model has following beneficial effect:
(1) embedded equipment has Web server of one's own, and directly realize communicating between the communication of server and host computer and each network node by Ethernet netting twine, transmission speed is fast, strong anti-interference performance, long transmission distance.
(2) adopt and extend out Ethernet unit and communicate with between computer, without the need to special upper computer software, carry out Inspect and control by Internet-browser mode, facilitate data processing command to send and Function Extension function.
(3) image data information stores and adopts SD card to realize memory function in power down protection unit, and capacity is large, pluggable, revises the features such as easy to use, can also realize the function of order amendment, power down protection and data memory modify etc.; And SD card also can coordinate camera OV7725 to realize photograph memory function, and LCD screenshotss memory function.In order to record electricity or the equipment state in a certain moment.
(4) microcontroller adopts STM32F103ZET6, instruction cycle is short, speed is fast, there is priority and seize interrupt control unit, carry ticking timer, can be used for LWIP poll, the multiplexing function of GPIO is many, FSMC can be used for LCD display, and realize OV7725 camera shooting recording function, SDIO realizes SD card function etc.
Accompanying drawing explanation
Fig. 1 is a kind of structured flowchart of platform of internet of things electric power monitoring system;
Fig. 2 is electric energy sampling circuit diagram;
Microcontroller extends out Ethernet schematic diagram to Fig. 3;
Fig. 4 is image information collecting and buffer cell circuit connection diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, embodiment of the present utility model is described further:
As Figure 1-4, a kind of platform of internet of things electric power monitoring system, comprise microcontroller, microcontroller is connected with and extends out Ethernet unit, display unit, temperature and relative humidity test cell, image information collecting and buffer cell, image data information and store and power down protection unit, crystal oscillator and reset unit, circuit switching unit and electric energy acquisition unit; Microcontroller is connected same power circuit unit with electric energy acquisition unit, and electric energy acquisition unit is connected with electric energy sampling circuit, and on electric energy sampling circuit, input has voltage signal and current signal, extends out Ethernet unit and is connected with router, and router connects host computer.
Wherein, microcontroller adopts STM32F103ZET6, the master chip of electric energy acquisition unit adopts ATT7022B, carry out transfer of data by the first serial peripheral interface bus unit between microcontroller and electric energy acquisition unit, STM32F103ZET6 adopts the first serial peripheral interface bus unit to read energy data in ATT7022B register, temperature and carry out transfer of data by monobus between humidity measurement unit and microcontroller, microcontroller utilize monobus to read temperature that temperature and humidity measurement unit measure and relative humidity data, display unit is connected with the variable static storage control unit interface on microcontroller, and wherein display unit adopts LCD to be shown by data message, and significant data stored in 2M-FLASHW25X16, realizes monitoring function, image information collecting is connected with the simulation serial camera control bus interface on microcontroller with buffer cell, OV7725 is adopted to carry out image information collecting, FIFOAL422B is as buffer cell, the image gathered imports single-chip microcomputer into by FIFOAL422B buffering, the light compensating lamp be equipped with may be used for night illumination or sealed cabinet monitors, realizes function for monitoring, microcontroller and extend out between Ethernet unit and carry out transfer of data by the second serial peripheral interface bus, to be connected with router or switch by netting twine and to realize ethernet communication, staff can access this device with the Web browser of the PC of different IP under consolidated network or mobile phone, by browser with Web page form access monitoring device, not only remote meter reading can be realized, artificial calibration, shoot and monitor and data, image, command information is manually stored in controlling functions such as SD cards, circuit breaker can also be controlled through photoelectric isolating circuit amplification voltage signal by transmit button amount signal, isolating switch, grounding switch, circuit switching break-make.
Wherein, ATT7022B is three-phase the special metering IC, and anti-interference, accuracy is high.
Image data information stores and is connected with Serial Peripheral Interface interface with the digital component serial line interface of micro controller with power down protection unit.Image information stores and adopts SD card to store, wherein FATFS_R0.09 file system is in charge of Large Copacity SD card, carries out Classification Management to various datagraphic information, and its hot swap characteristics may be used for SD card and to check meter work, also can revise order data, make STM32 perform different instruction; Power down protection adopts W25X16 chip to realize, and W25X16 chip is the FLASH of 2M, convenient storage, and capacity is large, often erasable, is applicable to power down protection.
Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned citing, the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection range of the present utility model.
Claims (7)
1. a platform of internet of things electric power monitoring system, it is characterized in that, comprise microcontroller, described microcontroller is connected with and extends out Ethernet unit, display unit, temperature and relative humidity test cell, image information collecting and buffer cell, image data information and store and power down protection unit, crystal oscillator and reset unit, circuit switching unit and electric energy acquisition unit; Described microcontroller is connected same power circuit unit with electric energy acquisition unit, described electric energy acquisition unit is connected with electric energy sampling circuit, on described electric energy sampling circuit, input has voltage signal and current signal, described in extend out Ethernet unit and be connected with router, described router connects host computer.
2. a kind of platform of internet of things electric power monitoring system as claimed in claim 1, is characterized in that, carries out transfer of data between described microcontroller and electric energy acquisition unit by the first serial peripheral interface bus unit.
3. a kind of platform of internet of things electric power monitoring system as claimed in claim 1, is characterized in that, described microcontroller and extend out between Ethernet unit and carry out transfer of data by the second serial peripheral interface bus.
4. a kind of platform of internet of things electric power monitoring system as claimed in claim 1, is characterized in that, described display unit is connected with the variable static storage control unit interface on microcontroller.
5. a kind of platform of internet of things electric power monitoring system as claimed in claim 1, is characterized in that, described temperature and carry out transfer of data by monobus between humidity measurement unit and microcontroller.
6. a kind of platform of internet of things electric power monitoring system as claimed in claim 1, is characterized in that, described image information collecting is connected with the simulation serial camera control bus interface on microcontroller with buffer cell.
7. a kind of platform of internet of things electric power monitoring system as claimed in claim 1, is characterized in that, described image data information stores and is connected with Serial Peripheral Interface interface with the digital component serial line interface of micro controller with power down protection unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520989265.9U CN205212551U (en) | 2015-12-03 | 2015-12-03 | Internet of things platform electric power monitored control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520989265.9U CN205212551U (en) | 2015-12-03 | 2015-12-03 | Internet of things platform electric power monitored control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106200389A (en) * | 2016-06-22 | 2016-12-07 | 宁波三星医疗电气股份有限公司 | A kind of intelligent electric energy meter based on embedded system |
| CN108961516A (en) * | 2018-09-10 | 2018-12-07 | 广州大学 | A kind of intelligence based on STM32 and RFID radio-frequency technique is swiped the card control system and method |
| CN111460887A (en) * | 2020-02-24 | 2020-07-28 | 柳州达迪通信技术股份有限公司 | Optical cable monitoring and analyzing system based on Internet of things |
-
2015
- 2015-12-03 CN CN201520989265.9U patent/CN205212551U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106200389A (en) * | 2016-06-22 | 2016-12-07 | 宁波三星医疗电气股份有限公司 | A kind of intelligent electric energy meter based on embedded system |
| CN108961516A (en) * | 2018-09-10 | 2018-12-07 | 广州大学 | A kind of intelligence based on STM32 and RFID radio-frequency technique is swiped the card control system and method |
| CN111460887A (en) * | 2020-02-24 | 2020-07-28 | 柳州达迪通信技术股份有限公司 | Optical cable monitoring and analyzing system based on Internet of things |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20161203 |