CN105098977B - Intelligent capacitor group running status and parameter monitoring device - Google Patents
Intelligent capacitor group running status and parameter monitoring device Download PDFInfo
- Publication number
- CN105098977B CN105098977B CN201410781895.7A CN201410781895A CN105098977B CN 105098977 B CN105098977 B CN 105098977B CN 201410781895 A CN201410781895 A CN 201410781895A CN 105098977 B CN105098977 B CN 105098977B
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- CN
- China
- Prior art keywords
- intelligent capacitor
- chip microcomputer
- capacitor group
- running status
- intelligent
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
-
- 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
- Y04S10/22—Flexible AC transmission systems [FACTS] or power factor or reactive power compensating or correcting units
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- Supply And Distribution Of Alternating Current (AREA)
- Control Of Electrical Variables (AREA)
Abstract
The invention belongs to reactive-load compensation equipment technical field, more particularly to a kind of intelligent capacitor group running status and parameter monitoring device.The device is made up of LCDs, button operation panel, single-chip microcomputer and RS485 PORT COMs.The running status and parameter of intelligent capacitor group pass to single-chip microcomputer by RS485 communications, and single-chip microcomputer is by presentation of information on LCDs；Operation information on button operation panel is converted into control instruction by single-chip microcomputer, and passes to intelligent capacitor group by RS485 communications.Realize the monitoring function to intelligent capacitor group running status and parameter.The device of the present invention is mountable to the surface of intelligent capacitor complete cabinet, and state that is convenient and intuitively showing each intelligent capacitor simply and easily controls intelligent capacitor group, with very high promotional value.
Description
Technical field
The invention belongs to reactive-load compensation equipment technical field, more particularly to a kind of intelligent capacitor group running status and parameter
Supervising device.
Background technology
Electrical equipment in power distribution network can produce reactive power, in some occasion reactive powers to power network and electrical equipment
Stable operation produce influence.Influence of the reactive power to power network mainly has the following aspects：(1) place capacity, nothing are increased
The increase of work(power can cause electric current increase and apparent energy increase, so that generator, transformer and other electrical equipments
Capacity and the increase of wire capacity；(2) equipment and line loss increase, reactive current produce loss in equipment and circuit, reduced
Efficiency；(3) increase the voltage drop of circuit and transformer, the change of reactive power can also cause the fluctuation of line voltage, make
Some electrical equipments can not normal work.
Intelligent capacitor is a kind of common reactive-load compensation equipment, is mounted with after intelligent capacitor that inductive reactance can be compensated
Reactive power produced by device, improves power factor.Intelligent capacitor is made up of intelligent controller and capacitor, not only can be real
The switching of existing capacitor, and also intelligent monitoring, protection, man-machine interface such as show, operated at the function.
The many intelligent capacitors capacity used in parallel for improving reactive-load compensation, while can also flexible modulation reactive power
Size.Many intelligent capacitors constitute intelligent capacitor group, wherein an intelligent capacitor is used as main frame, other intelligence electricity
Container draws as slave, the reactive power of Host Detection power network and goes to control slave capacitor after the idle numerical value for needing to compensate
Switching, carry out reactive-load compensation.In existing product, separate unit intelligent capacitor monitors the state of itself, does not monitor whole intelligence
The function of energy capacitor bank state, especially when Jiang Duotai intelligent capacitors make complete cabinet, need to open cabinet door observation intelligence electricity
The running status and parameter of container group, have impact on the convenience that intelligent capacitor is used.
The content of the invention
It is an object of the present invention to a kind of intelligent capacitor group running status and parameter monitoring device be proposed, for carrying out
The display and control of the running status and parameter of intelligent capacitor group.
To achieve these goals, technical scheme proposed by the present invention is by button operation panel and LCDs structure
Into man-machine interactive platform, in conjunction with single-chip microcomputer, supervising device is constituted, the monitoring to each intelligent capacitor is realized.Its feature exists
In device is made up of LCDs, button operation panel, single-chip microcomputer and RS485 PORT COMs；The operation of intelligent capacitor group
State and parameter pass to single-chip microcomputer by RS485 communications, and single-chip microcomputer is by presentation of information on LCDs；Single-chip microcomputer will be by
Operation information on key operation panel is converted into control instruction, and passes to intelligent capacitor group by RS485 communications；Realization pair
The monitoring function of intelligent capacitor group running status and parameter.
Wherein, the single-chip microcomputer uses stm8 series monolithics.
Described single-chip microcomputer GPIO mouthfuls are connected with button operation panel, pass through GPIO mouthfuls of interruption read operation information.
The single-chip microcomputer is connected with LCDs, by serial communication by the operation information and intelligence on button operation panel
The running status and parameter of energy capacitor bank are input to liquid crystal display screen display.
The operation on supervising device can generate switching instruction, and intelligent capacitor group is sent to by RS485 communications
Carry out any one intelligent capacitor of switching, the total number of units of intelligent capacitor is less than 32.
The advantage of the invention is that：Operation that can be by supervising device to each intelligent capacitor of intelligent capacitor group
State and parameter are observed, and are shown by LCDs, convenient and directly perceived；Pass through the liquid crystal display in supervising device
Screen and button operation panel can carry out switching operation to any one intelligent capacitor, simply and easily control intelligent capacitor
Group；It is easily installed as independent device.
Brief description of the drawings
Fig. 1 is intelligent capacitor group running status and parameter monitoring device application schematic diagram of the invention；
Fig. 2 is intelligent capacitor group running status and parameter monitoring apparatus structure schematic diagram of the invention.
Embodiment
The invention provides a kind of intelligent capacitor group running status and parameter monitoring device, below by brief description of the drawings and
The present invention will be further described for embodiment.
Fig. 1 is the intelligent capacitor group running status and parameter monitoring device application schematic diagram of the present invention, many intelligence electricity
Container parallel running, wherein one is main frame, remaining is slave, constitutes intelligent capacitor group, supervising device application RS485 communications
Line is connected with each intelligent capacitor.
Fig. 2 for the present invention intelligent capacitor group running status and parameter monitoring apparatus structure schematic diagram, supervising device by
LCDs, button operation panel, single-chip microcomputer and RS485 PORT COMs are constituted, and LCDs shows each intelligent capacitor
Device address label, button operation panel has two buttons of selection key and acknowledgement key, and button is pressed rear single-chip microcomputer and produced in GPIO mouthfuls
It is disconnected, into interrupt response program.It can select to enter a certain intelligent capacitor by the operation to button on button operation panel
The display interface of device, is transmitted to single-chip microcomputer, single-chip microcomputer passes through by RS485 communications by each intelligent capacitor running status and parameter
Serial communication passes to LCDs, and is shown on LCDs.In fig. 2, if GPIO mouthfuls of single-chip microcomputer is detected
Selection or confirmation signal on button operation panel, into GPIO mouthfuls of interrupt routines, now single-chip microcomputer is communicated by RS485
Communicated with intelligent capacitor, corresponding intelligent capacitor is waken up with address, other intelligent capacitors remain as silent shape
State.Selected intelligent capacitor will be closed and off state information returns to supervising device by communication, and supervising device is in liquid
Switching state information is shown on crystal display screen；Selected intelligent capacitor passes through operational factor (such as voltage, electric current)
Communication returns to supervising device, supervising device display parameter information on LCDs.Pass through the behaviour to button operation panel
Make that input or excision intelligent capacitor can be achieved, operational order passes to intelligent capacitor, intelligent capacitor by RS485 communications
Receive after instruction, switching action will be carried out, intelligent capacitor will be closed or off state information is communicated by RS485 and returned
To supervising device, and in liquid crystal display screen display.So it is achieved that to each state of intelligent capacitor and showing for parameter
Show, realize the switching operation to intelligent capacitor.
Supervising device sends RS485 communication informations to intelligent capacitor order, and waits right again after intelligent capacitor response
Next intelligent capacitor sends communication information.
It can facilitate and intuitively show the state of each intelligent capacitor by described above, simply and easily control intelligence
Capacitor bank.
Claims (5)
1. a kind of intelligent capacitor group running status and parameter monitoring device, it is characterised in that device is by LCDs, button
Guidance panel, single-chip microcomputer and RS485 PORT COMs are constituted；The running status and parameter of intelligent capacitor group are communicated by RS485
Single-chip microcomputer is passed to, single-chip microcomputer is by presentation of information on LCDs；Single-chip microcomputer is by the operation information on button operation panel
Control instruction is converted into, and intelligent capacitor group is passed to by RS485 communications；Realize to intelligent capacitor group running status and
The monitoring function of parameter；
Many intelligent capacitor parallel runnings, wherein one is main frame, remaining is slave, constitutes intelligent capacitor group, monitoring dress
Put and be connected using RS485 connections with each intelligent capacitor；The reactive power of Host Detection power network, drawing needs the idle of compensation
The switching of control slave capacitor is removed after numerical value, reactive-load compensation is carried out；
LCDs shows each intelligent capacitor address label；If GPIO mouthfuls of single-chip microcomputer is detected from button operation face
Selection or confirmation signal on plate, into GPIO mouthfuls of interrupt routines, now single-chip microcomputer is entered by RS485 communications with intelligent capacitor
Row communication, corresponding intelligent capacitor is waken up with address, and other intelligent capacitors remain as silent status；Selected intelligence
Capacitor will be closed and off state information returns to supervising device by communication, and supervising device is thrown in liquid crystal display screen display
Cut status information；Operational factor is returned to supervising device by selected intelligent capacitor by communication, and supervising device is in liquid crystal
Display parameter information on display screen.
2. a kind of intelligent capacitor group running status according to claim 1 and parameter monitoring device, single-chip microcomputer are used
Stm8 series monolithics.
3. a kind of intelligent capacitor group running status according to claim 1 and parameter monitoring device, GPIO mouthfuls of single-chip microcomputer
It is connected with button operation panel, passes through GPIO mouthfuls of interruption read operation information.
4. a kind of intelligent capacitor group running status according to claim 1 and parameter monitoring device, single-chip microcomputer and liquid crystal
Display screen is connected, by serial communication by the operation information on button operation panel and the running status and ginseng of intelligent capacitor group
Number is input to liquid crystal display screen display.
5. a kind of intelligent capacitor group running status according to claim 1 and parameter monitoring device, on supervising device
Operation can generate switching instruction, and intelligent capacitor group is sent to come any one intelligent capacitor of switching by RS485 communications,
The total number of units of intelligent capacitor is less than 32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781895.7A CN105098977B (en) | 2014-12-18 | 2014-12-18 | Intelligent capacitor group running status and parameter monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781895.7A CN105098977B (en) | 2014-12-18 | 2014-12-18 | Intelligent capacitor group running status and parameter monitoring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105098977A CN105098977A (en) | 2015-11-25 |
| CN105098977B true CN105098977B (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410781895.7A Expired - Fee Related CN105098977B (en) | 2014-12-18 | 2014-12-18 | Intelligent capacitor group running status and parameter monitoring device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107168268A (en) * | 2017-06-30 | 2017-09-15 | 广东工业大学 | A kind of intelligent industrial management system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924883Y (en) * | 2006-07-19 | 2007-07-18 | 徐州新电科技开发有限公司 | Three-phase unbalance adjusting and reactive power compensation device |
| CN203444081U (en) * | 2013-08-20 | 2014-02-19 | 北京电研华源电力技术有限公司 | Monitoring and control system for permanent magnetic mechanism breaker |
-
2014
- 2014-12-18 CN CN201410781895.7A patent/CN105098977B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924883Y (en) * | 2006-07-19 | 2007-07-18 | 徐州新电科技开发有限公司 | Three-phase unbalance adjusting and reactive power compensation device |
| CN203444081U (en) * | 2013-08-20 | 2014-02-19 | 北京电研华源电力技术有限公司 | Monitoring and control system for permanent magnetic mechanism breaker |
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| Publication number | Publication date |
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| CN105098977A (en) | 2015-11-25 |
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