CN204030612U - Intelligent integrated auto-reactive compensation device - Google Patents
Intelligent integrated auto-reactive compensation device Download PDFInfo
- Publication number
- CN204030612U CN204030612U CN201420505894.5U CN201420505894U CN204030612U CN 204030612 U CN204030612 U CN 204030612U CN 201420505894 U CN201420505894 U CN 201420505894U CN 204030612 U CN204030612 U CN 204030612U
- Authority
- CN
- China
- Prior art keywords
- circuit
- compensation
- fling
- reactive
- cut switch
- Prior art date
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
Landscapes
- Control Of Electrical Variables (AREA)
Abstract
The utility model is a kind of intelligent integrated auto-reactive compensation device, comprise sample circuit, photoelectric coupling circuit, single chip machine controlling circuit, display circuit, temperature sensing circuit, output circuit, fling-cut switch circuit, compensation condenser and background computer, this intelligent integrated auto-reactive compensation device is by compensation condenser, fling-cut switch circuit, temperature sensing circuit is integrated into an independently assembly, adopt standardization, modular construction, instead of traditional by idle compensating control, compensation condenser, fling-cut switch, fuse, the reactive power compensator of thermal relay composition, volume decreases 50%, combine simply easy for installation, can be used alone, also multiple assembly can be formed a reactive power compensation network by background computer, jointly reactive power compensation is carried out to circuit, it adopts the pattern of decentralized control, considerably increase the job stability of system, there is multiple operation and defencive function, be particularly suitable for the job requirement of intelligent grid.
Description
Technical field
The utility model relates to a kind of electric power system reactive power compensator, particularly relates to a kind of intelligent integrated auto-reactive compensation device.
Background technology
In electric power system, many users are motor, the inductive loads such as arc furnace, this will consume reactive energy, the power factor of electrical network is reduced, loss increases, in order to reduce reactive loss, power factor of electric network is provided, the method being typically employed in parallel capacitor in electrical network realizes, therefore need a kind of can according to the change of line power factor the device of the different compensation condenser of switching, this device is generally by compensating controller, compensation condenser, fling-cut switch, thermal relay, the compositions such as fuse, these electric elements are installed in together on complete switchboard and use, this device volume is large, complex structure, easily break down in operation, along with the development of electronic technology, this traditional reactive power compensator will progressively step down from the stage of history.
Summary of the invention
The utility model is the deficiency overcoming conventional art, there is provided one highly intelligentized integrated reactive-load compensator, its more traditional reactive power compensator reduces volume more than 50%, reduce energy consumption 80%, this intelligent integrated auto-reactive compensation device utilizing single-chip microcomputer to carry out controlling, comprise sample circuit, photoelectric coupling circuit, single chip machine controlling circuit, display circuit, temperature sensing circuit, output circuit, fling-cut switch circuit, compensation condenser and background computer, described sample circuit obtains voltage from load circuit, the phase signal of electric current and electric current and voltage, single chip machine controlling circuit is entered through photoelectric coupling circuit, described temperature sensing circuit obtains temperature signal from compensation condenser, described single chip machine controlling circuit is according to acquired temperature signal, voltage signal, after the phase signal of current signal and electric current and voltage and the compensation making parameter of power factor carry out analytical calculation, a road outputs control signals to fling-cut switch circuit, by fling-cut switch circuit, operating passing zero is carried out to compensation condenser, one tunnel is exported to display circuit and is shown in real time by the power factor of display to circuit, background computer is connected with single chip machine controlling circuit by standard 232 or 485 communication interface, to carry out man-machine information exchange and management networking, so that multiple intelligent integrated auto-reactive compensation device is formed an intelligent powerless compensation control system, jointly reactive power compensation is carried out to circuit.
Further setting, described intelligent integrated auto-reactive compensation device is by compensation condenser, fling-cut switch circuit, temperature sensing circuit is integrated into an independently assembly, which eliminate traditional idle compensating control, adopt the pattern of decentralized control, this assembly can be used alone and carries out reactive power compensation to power circuit, also by background computer, multiple assembly is formed an intelligent powerless compensation net control, jointly reactive power compensation is carried out to circuit, when an assembly breaks down, can automatically exit, both can be implemented as three-phase compensation capacitor to carry out three-phase line closing the switching mended simultaneously, also point switching mended can be carried out for single-phase compensation condenser to uniline, single-phase to meet, three-phase line is to the needs of compensating capacitor switching.
The beneficial effect that above structure is brought is: this intelligent integrated auto-reactive compensation device is by compensation condenser, fling-cut switch circuit, temperature sensing circuit is integrated into an independently assembly, adopt standardization, modular construction, instead of traditional by idle compensating control, compensation condenser, fling-cut switch, fuse, the reactive power compensator of thermal relay composition, volume decreases 50%, combine simply easy for installation, and adopt the pattern of decentralized control, a reactive power compensation network is formed by background computer, considerably increase the job stability of system, be particularly suitable for the integrated management of intelligent grid.
Accompanying drawing explanation
Fig. 1 is the utility model intelligent integrated auto-reactive compensation device functional-block diagram.
Embodiment
As shown in Figure 1, specific embodiment of the utility model is a kind of intelligent integrated auto-reactive compensation device, comprise sample circuit, photoelectric coupling circuit, single chip machine controlling circuit, display circuit, temperature sensing circuit, output circuit, fling-cut switch circuit, compensation condenser and background computer, described sample circuit obtains voltage from load circuit, the phase mode analog signal of electric current and electric current and voltage, be converted to after digital signal through photoelectric coupling circuit and enter single chip machine controlling circuit, described temperature sensing circuit obtains temperature analog signal and is converted to digital signal from compensation condenser, described single chip machine controlling circuit is according to acquired temperature signal, voltage, after the phase signal of electric current and electric current and voltage and the compensation making parameter of power factor carry out analytical calculation, a road outputs control signals to fling-cut switch circuit, described fling-cut switch circuit is thyristor electron recombination switch composition, there is operating passing zero function, by fling-cut switch circuit, operating passing zero is carried out to compensation condenser, avoid the shock problem that shoves of compensating capacitor switching, one tunnel is exported to display circuit and is shown in real time by the power factor that liquid crystal display is current to circuit, background computer is connected with single chip machine controlling circuit by 232 or 485 standard communication interfaces, to carry out man-machine information interchange and multiple intelligent integrated auto-reactive compensation device formed an intelligent powerless compensation control system, jointly reactive power compensation is carried out to power circuit.
Further setting, described intelligent integrated auto-reactive compensation device is by compensation condenser, fling-cut switch circuit, temperature sensing circuit is integrated into an independently assembly, which eliminate traditional idle compensating control carry out central controlled pattern to compensation condenser and adopt the pattern of decentralized control, the assembly of this decentralized control can be used alone and carries out reactive power compensation to power circuit, also by background computer by multiple assembly networking, wherein minimum one of address code is main frame, all the other are from machine, to form low-pressure reactive compensation control system, if broken down from machine, automatically exit, do not affect all the other work, if main frame breaks down, also can automatically exit, from machine, a new main frame is produced at all the other, form a new reactive compensation control system, jointly reactive power compensation is carried out to circuit, in compensation principle, switching cycle principle switching pressed by the compensation condenser that capacity is identical, the different compensation condenser of capacity carries out switching by suitable benefit principle, both can carry out closing the switching mended to three-phase line for three-phase compensation capacitor simultaneously, also point switching mended can be carried out for single-phase compensation condenser to uniline, single-phase to meet, three-phase line is to the needs of compensating capacitor switching, this intelligent integrated auto-reactive compensation device is by Single-chip Controlling, there is overvoltage, under-voltage, overcurrent, the defencive functions such as excess temperature, there is the change from motion tracking power circuit power factor, automatically the reactive power compensation of power circuit is carried out, there is advanced human-computer exchange function and networking function, be particularly suitable for the job requirement of intelligent grid.
Claims (2)
1. an intelligent integrated auto-reactive compensation device, comprise sample circuit, photoelectric coupling circuit, single chip machine controlling circuit, display circuit, temperature sensing circuit, output circuit, fling-cut switch circuit, compensation condenser and background computer, described sample circuit obtains voltage from load circuit, the phase signal of electric current and electric current and voltage, single chip machine controlling circuit is entered after photoelectric coupling circuit, described temperature sensing circuit obtains temperature signal from compensation condenser, described single chip machine controlling circuit is according to temperature signal, voltage, after the phase signal of electric current and electric current and voltage and the compensation making parameter of power factor carry out analytical calculation, a road outputs control signals to fling-cut switch circuit, by fling-cut switch circuit, operating passing zero is carried out to compensation condenser, one tunnel is exported to display circuit and is shown in real time by the power factor of display to circuit, background computer is connected with single chip machine controlling circuit by standard 232 or 485 communication interface.
2. intelligent integrated auto-reactive compensation device according to claim 1, it is characterized in that: compensation condenser, fling-cut switch circuit, temperature sensing circuit are integrated into an independently assembly by described intelligent integrated auto-reactive compensation device, this assembly can be used alone and carries out reactive power compensation to power circuit, also by background computer, multiple assembly is formed an intelligent powerless compensation net control, jointly reactive power compensation is carried out to circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420505894.5U CN204030612U (en) | 2014-08-29 | 2014-08-29 | Intelligent integrated auto-reactive compensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420505894.5U CN204030612U (en) | 2014-08-29 | 2014-08-29 | Intelligent integrated auto-reactive compensation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030612U true CN204030612U (en) | 2014-12-17 |
Family
ID=52070440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420505894.5U Expired - Fee Related CN204030612U (en) | 2014-08-29 | 2014-08-29 | Intelligent integrated auto-reactive compensation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204030612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107769206A (en) * | 2017-11-06 | 2018-03-06 | 常熟市通用电器厂有限公司 | A kind of step moves back the passive harmonic elimination apparatus of formula dispersion compensation |
-
2014
- 2014-08-29 CN CN201420505894.5U patent/CN204030612U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107769206A (en) * | 2017-11-06 | 2018-03-06 | 常熟市通用电器厂有限公司 | A kind of step moves back the passive harmonic elimination apparatus of formula dispersion compensation |
| CN107769206B (en) * | 2017-11-06 | 2024-01-30 | 常熟市通用电器厂有限公司 | Passive resonance elimination device for step-back dispersion compensation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103488159A (en) | Distribution box type smart home terminal and comprehensive protection controller | |
| CN203218762U (en) | Capacity-variable energy-saving preassembled transformer substation | |
| CN204668960U (en) | A kind of intelligent modularized three-phase imbalance dynamic reactive compensation device | |
| CN104167747A (en) | Unbalance and reactive compensation control device for low-voltage power grid | |
| CN203951060U (en) | A kind of comprehensive distribution box | |
| CN201369491Y (en) | General-purpose buffer type high-voltage switch cabinet for high-voltage frequency converter | |
| CN204030612U (en) | Intelligent integrated auto-reactive compensation device | |
| CN203289112U (en) | Quick-switching low-voltage intelligent reactive power compensator | |
| CN204696691U (en) | A kind of modular harmonic wave control and reactive power compensator | |
| CN105227001A (en) | A kind of frequency conversion speed-adjusting system for multi-load and method thereof | |
| CN202309086U (en) | Intelligent zero-crossing switching reactive power compensation device | |
| CN104333242A (en) | High-power DC source used for testing of photovoltaic grid-connected inverter | |
| CN204316093U (en) | The mixing arrangement of idle compensating control and Intelligent capacitor group | |
| CN204760796U (en) | Comprehensive distribution box | |
| CN204143198U (en) | Electricity cooking pot and control protective unit thereof | |
| CN203747426U (en) | Low-voltage dynamic filtering reactive compensation device | |
| CN202798000U (en) | Static var generator (SVG) high voltage static reactive power compensation system | |
| CN204964618U (en) | Three -phase electric energy meter takes accuse controller | |
| CN204928128U (en) | A control system for active power filter on post | |
| CN204794111U (en) | A reactive power compensator for tower crane | |
| CN209805425U (en) | Split-phase control power electricity saver circuit | |
| CN205195269U (en) | Active power filter who holds switching control function with electricity | |
| CN204230923U (en) | Group wells dynamic compensation Time-sharing control device | |
| CN202817774U (en) | Low voltage power network reactive compensation telecontrol system | |
| CN202772596U (en) | Three-phase current unbalance compensation system based on capacitive regulation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20160829 |