CN104269939A - Embedded power monitoring system - Google Patents
Embedded power monitoring system Download PDFInfo
- Publication number
- CN104269939A CN104269939A CN201410580240.3A CN201410580240A CN104269939A CN 104269939 A CN104269939 A CN 104269939A CN 201410580240 A CN201410580240 A CN 201410580240A CN 104269939 A CN104269939 A CN 104269939A
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- data
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- monitoring unit
- communication
- bus
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Classifications
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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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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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
Abstract
The invention discloses an embedded power monitoring system which is characterized by comprising a CAN bus, a data acquiring unit, a data monitoring unit and a communication unit, wherein the CAN bus is used for realizing two-way transmission and multi-party transmission of data, the data acquiring unit is used for acquiring the data like voltage, current and temperature of a power unit in real time and transmitting the data to the CAN bus, the data monitoring unit is used for receiving, storing and displaying monitored and controlled data of various power units, and the communication unit enables the communication mode is established between the CAN bus and the data monitoring unit. The purpose of the embedded power monitoring system is to overcome the defects of an existing power monitoring and controlling system, the embedded power monitoring system provided can monitor and control the current, voltage and temperature in the high-voltage environment in real time, so that a decision basis is provided for the maintenance and the repair of the units.
Description
Technical field
The present invention relates to power system monitoring control field, especially relate to Embedded Electric Power Supervisory Control system.
Background technology
In recent years, the long-distance monitor and control of electric power system is developed rapidly and is subject to the growing interest about department technology personnel such as operation, management, scientific researches.Wherein embedded technology with it flexibly, function the feature such as cutting can obtain the extensive use of electric power system.And fieldbus Monitoring and Controlling is embedded technology is applied to the typical technology of electric power monitoring control system.
Field bus technique becomes the electric power monitoring control appliance of single dispersion into network node, take fieldbus as tie, and they are connected into information of can communicating with each other, jointly complete the network system of automatic control task.At present, the electric power monitoring control information transmission technology based on bus adopts RS-232 and RS-485 usually, but these technical characterstics exist following drawback: 1) system relative closure, lacks unified specification and communication protocol; 2) monitor control system is primary and secondary structure, network can only have a host node, cannot form how main redundant system, and when host node breaks down, system just cannot be run; 3) baud rate is lower, and transmission range is short, can not meet requirement of real-time.
Summary of the invention
The object of the invention is the deficiency overcoming existing electric power monitoring control system, provide Embedded Electric Power Supervisory Control system, this system carries out real-time inspection and control to electric current, voltage and temperature under hyperbaric environment, for plant maintenance, maintenance provide decision-making foundation.
Object of the present invention is achieved through the following technical solutions: Embedded Electric Power Supervisory Control system, comprise CAN, data acquisition unit, data monitoring unit and communication unit, described data acquisition unit and communication unit are connected in same CAN, described data monitoring unit is connected with CAN by communication unit, wherein: described CAN is for realizing transmitted in both directions, the multi-party transport of data; Described data acquisition unit is used for the data such as the voltage of Real-time Collection power equipment, electric current and temperature, and sends data to described CAN; Described data monitoring unit is used for the Monitoring and Controlling data being responsible for receiving, store and show various power equipment; Described communication unit makes to set up communication pattern between described CAN and described data monitoring unit, realizes the two-way transmission of data between CAN and data monitoring unit.In the present invention, by the setting of data monitoring unit, the power equipment information that data acquisition unit can be obtained is shown to monitoring personnel in real time, monitoring personnel is had field condition and understands intuitively, convenient to the control at scene.Use CAN building network, based on the feature that C AN bus independence is strong, native system increases a device node or removes the normal operation of a device node on overall network and can not produce any impact in universal serial bus, add it and have the advantages that traffic rate is high and data communication is real-time, the monitor network thus based on CAN has powerful independence, stability and free performance.
Further, described data acquisition unit comprises sensing module and control module, described sensing module is for gathering the current/voltage between each line circuit of power equipment and each line, and the convert information of sensing module collection is the Frame that CAN can be transmitted by described control module.In the present invention, the data of data acquisition unit acquires transfer to data monitoring unit by CAN.
Compared with existing monitoring transmission technology, the present invention has following beneficial effect: in the present invention, use CAN building network, based on the feature that C AN bus independence is strong, native system increases a device node or removes the normal operation of a device node on overall network and can not produce any impact in universal serial bus, add it and have the advantages that traffic rate is high and data communication is real-time, this monitor network has powerful independence, stability and free performance.Another by data acquisition unit, data monitoring unit and communication unit, the present invention can be formed and a kind ofly collect dispersion, two-way, interconnection, the transmission of interaction and supervisory control system.
Accompanying drawing explanation
Fig. 1 is the structural representation of an Embedded Electric Power Supervisory Control system of the present invention specific embodiment.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1
As shown in Figure 1, Embedded Electric Power Supervisory Control system, comprise CAN, data acquisition unit, data monitoring unit and communication unit, described data acquisition unit and communication unit are connected in same CAN, described data monitoring unit is connected with CAN by communication unit, wherein: described CAN is for realizing transmitted in both directions, the multi-party transport of data; Described data acquisition unit is used for the data such as the voltage of Real-time Collection power equipment, electric current and temperature, and sends data to described CAN; Described data monitoring unit is used for the Monitoring and Controlling data being responsible for receiving, store and show various power equipment; Described communication unit makes to set up communication pattern between described CAN and described data monitoring unit, realizes the two-way transmission of data between CAN and data monitoring unit.
In the present invention, all unit in whole system are all articulated in same CAN, form ATM layer relationsATM in logic.CAN belongs to bus type serial communication network, and it adopts multiple host pattern to run, and can realize the mutual backup functionality of many equipment multisystem.As long as any device systems node on that network can send information data mutually to any node, device systems economize on electricity data distribute formation different level priority rank according to sequential.CAN transfer bus adopts CRC check mode usually, has very strong error correction, makes native system to carry out reliable data communication.The power equipment information of data acquisition unit can be shown to monitoring personnel by data monitoring unit in real time, and monitoring personnel are got information about field condition, convenient to the control at scene.Communication unit is inserted in for connecting the equipment of CAN on data monitoring unit, and it is mainly used in realizing CAN communication and data monitoring unit communication.Communication unit mainly adopts event driven manner to realize its function, main flow generally: enter work major cycle after initialization, self-inspection, waiting event trigger, by event trigger call inner each functional module.
Embodiment 2
The present embodiment has made following restriction further on the basis of embodiment 1: described data acquisition unit comprises sensing module and control module, described sensing module is for gathering the current/voltage between each line circuit of power equipment and each line, and the convert information of sensing module collection is the Frame that CAN can be transmitted by described control module.In the present invention, sensing module and control module are equivalent to input and the output of data acquisition unit respectively, by input by the information feed back that gathers to control module, then be the Frame that CAN can be transmitted by control module by this convert information, by information transmission in CAN.
Above content is the further description done the present invention in conjunction with concrete preferred implementation, can not assert that the specific embodiment of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, not departing from other execution modes drawn under technical scheme of the present invention, all should be included in protection scope of the present invention.
Claims (2)
1. Embedded Electric Power Supervisory Control system, it is characterized in that: comprise CAN, data acquisition unit, data monitoring unit and communication unit, described data acquisition unit and communication unit are connected in same CAN, and described data monitoring unit is connected with CAN by communication unit, wherein:
Described CAN is for realizing transmitted in both directions, the multi-party transport of data;
Described data acquisition unit is used for the data such as the voltage of Real-time Collection power equipment, electric current and temperature, and sends data to described CAN;
Described data monitoring unit is used for the Monitoring and Controlling data being responsible for receiving, store and show various power equipment;
Described communication unit makes to set up communication pattern between described CAN and described data monitoring unit, realizes the two-way transmission of data between CAN and data monitoring unit.
2. Embedded Electric Power Supervisory Control system according to claim 1, it is characterized in that: described data acquisition unit comprises sensing module and control module, described sensing module is for gathering the current/voltage between each line circuit of power equipment and each line, and the convert information of sensing module collection is the Frame that CAN can be transmitted by described control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410580240.3A CN104269939A (en) | 2014-10-27 | 2014-10-27 | Embedded power monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410580240.3A CN104269939A (en) | 2014-10-27 | 2014-10-27 | Embedded power monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104269939A true CN104269939A (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410580240.3A Pending CN104269939A (en) | 2014-10-27 | 2014-10-27 | Embedded power monitoring system |
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| CN (1) | CN104269939A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437650A (en) * | 2011-12-25 | 2012-05-02 | 西安福安创意咨询有限责任公司 | Intelligent electric power distribution system |
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2014
- 2014-10-27 CN CN201410580240.3A patent/CN104269939A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437650A (en) * | 2011-12-25 | 2012-05-02 | 西安福安创意咨询有限责任公司 | Intelligent electric power distribution system |
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Application publication date: 20150107 |