CN202696163U - Dynamic intelligent reactive compensation controller - Google Patents
Dynamic intelligent reactive compensation controller Download PDFInfo
- Publication number
- CN202696163U CN202696163U CN2012203160920U CN201220316092U CN202696163U CN 202696163 U CN202696163 U CN 202696163U CN 2012203160920 U CN2012203160920 U CN 2012203160920U CN 201220316092 U CN201220316092 U CN 201220316092U CN 202696163 U CN202696163 U CN 202696163U
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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
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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
- Y02E40/40—Arrangements for reducing harmonics
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Abstract
The utility model relates to a dynamic intelligent reactive compensation controller which comprises an alternating-current voltage and current circuit, a power transformer, an AD (Analog to Digital) converter, an output circuit, a microprocessor and a control panel; alternating-current voltage and current is inputted into the microprocessor in a signal manner after passing through the power transformer and the AD converter; the microprocessor is connected with the control panel; and the control panel is provided with a set key, a parameter display screen and an indicating lamp. Through the scheme, the dynamic intelligent reactive compensation controller has the benefits that the dynamic intelligent reactive compensation controller has two working modes, i.e. an automatic running mode and a manual running mode, a user can arbitrarily select through amending control parameters, the control parameters are permanently saved once being amended, the measurement precision of power factors is high, the display scope is wide, the various control parameters are all-digital, adjustable and direct, and the use is convenient.
Description
Technical field
The utility model relates to a kind of dynamic and intelligent idle compensating control.
Background technology
Along with the swift and violent growth of China's power industry, electrical network is progressively expanded, and electric load increases very fast, and electric pressure is more and more higher, and electrical network, power plant and single-machine capacity are also increasing, and the geographic areas that electrical network covers is in continuous expansion.But, because the impact of the factors such as geographical environment, fuel transport, water resources and scale of economic development, cause power distribution unbalanced, guarantee Systems balanth and the good quality of power supply, just must solve the series of problems such as long distance power transmission, voltage-regulation and reactive power compensation.Voltage is one of main quality index of the quality of power supply, and the stabilization of power grids and power equipment safety operation, line loss, industrial or agricultural safety in production, product quality, electricity consumption unit consumption and people's lives electricity consumption are all had a direct impact.Reactive power is a key factor that affects quality of voltage, can say, voltage problem is exactly idle problem in essence.Reactive power compensation is the important component part of electric power network construction and transformation, and it is to keep the network reactive balance, improves quality of voltage, reduces the effective measures of via net loss, is to fall the high scheme of small investment repayment in the damage measure.Resolve the reactive power compensation problem, tool is of great significance.
At present, reactive power compensation and the voltage-regulation of many local electricities system still adopt traditional regulative mode, and on-load tap-changing transformer, electrostatic condenser etc. can only manual adjustments and switchings, can not realize that real-time voltage regulates or reactive power compensation.And some have formed the Intelligent Reactive Compensation Controller of product, often exist implementation algorithm and control rate slow, control in real time poor effect, and complicated algorithm can't be realized, and be difficult to suppress the shortcoming of high order harmonic component.
The utility model content
Technical problem to be solved in the utility model is, overcomes in the past with the above-mentioned deficiency of quasi-controller, provides that a kind of real-time is good, precision is high, can suppress the Intelligent dynamic reactive power compensation controller of high order harmonic component compensation.For this reason, the utility model adopts following technical scheme.
A kind of dynamic and intelligent idle compensating control, comprise by the alternating voltage current circuit, power transformer, the AD conversion, output loop, microprocessor, form with control panel, signal input microprocessor after described alternating voltage electric current process power transformer and the AD conversion, described microprocessor connects control panel, it is characterized in that: described control panel is provided with key is set, parameter display screen and indicator light, described adjusting device comprises that parameter arranges button, on turn over button, under turn over button, described microprocessor is used for by adjusting device change control parameter, and show by the parameter display screen display on the control panel, described indicator light comprises the power factor indicator light, the reactive power indicator light, manual run indicator, parameter arranges indicator light, and described indicator light is connected with microprocessor.
Described output loop comprises the output of loop, 1-12 road, and described AD switching signal microprocessor connects, and the output of loop, described 1-12 road arranges with it respectively 12 capacitor group switching indicator lights, and described 12 loop switching indicator lights are separately positioned on the control panel.
Described controller is for being total to the apotype idle compensating control, and described controller adopts the switching of phasor power factor and the compound control capacitor group of First Harmonic Reactive Power.
Described control panel comprises that further setup menu shows and display menu item designator; described setup menu demonstration comprises that the setting of input threshold parameter, the setting of excision threshold parameter, the setting of switching delay parameter, the setting of overvoltage protection parameter, output loop setting, signal initial phase, the setting of target power factor, CT no-load voltage ratio preset, setting is preset in the loop, and described setup menu shows corresponding with display menu item designator.
Beneficial effect with respect to prior art is:
1, calculates the switched capacitor capacity with First Harmonic Reactive Power, can avoid the switching concussion of various ways, and can correctly show power factor of electric network having under the occasion of harmonic wave.
2, the power-factor measurement precision is high, and indication range is wide.
3, show in real time phasor power factor.
4, the man-machine interface close friend is easy to operate.
5, various control parameters are digital adjustable intuitively easy to use.
6, have automatic operation and manually move two kinds of working methods.
7, have overvoltage and under voltage protection function.
8, having the power-down protection data does not lose.
9, target power factor adjustable range is wide.
Description of drawings
Fig. 1 is control panel structural representation of the present utility model;
Fig. 2 is winding diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing Intelligent Reactive Compensating Controller provided by the utility model is carried out step explanation:
As depicted in figs. 1 and 2, this Intelligent dynamic reactive power compensation controller, comprise by the alternating voltage current circuit, power transformer, the AD conversion, output loop, microprocessor, form with control panel, described alternating voltage, signal input microprocessor after electric current process power transformer and the AD conversion, described microprocessor connects control panel, described control panel is provided with adjusting device, parameter display screen 2 and indicator light, described adjusting device comprises that parameter arranges button 3, on turn over button 3, under turn over button 3, described microprocessor is used for by adjusting device change control parameter, and by 2 demonstrations of the screen of the parameter display on the control panel, described indicator light comprises power factor indicator light 4, reactive power indicator light 4, manual run indicator 4, parameter arranges indicator light 4, and described indicator light is connected with microprocessor.
Described output loop comprises the output of loop, 1-12 road, and described AD switching signal microprocessor connects, and the output of loop, described 1-12 road arranges with it respectively 12 capacitor group switching indicator lights, and described 12 loop switching indicator lights are separately positioned on the control panel.
Described controller is for being total to the apotype idle compensating control, and described controller adopts the switching of phasor power factor and the compound control capacitor group of First Harmonic Reactive Power.
Described control panel further comprises setup menu demonstration 5 and display menu item designator 5; described setup menu shows that 5 comprise that the setting of input threshold parameter, the setting of excision threshold parameter, the setting of switching delay parameter, the setting of overvoltage protection parameter, output loop setting, signal initial phase, the setting of target power factor, CT no-load voltage ratio preset, setting is preset in the loop, and described setup menu shows that 5 is corresponding with display menu item designator 5.
Described Intelligent dynamic reactive power compensation controller take a sample simultaneously take the microprocessor of high-speed high-performance as core devices phase voltage, phase current signal, have automatic operation and manually move two kinds of working methods, the user can select arbitrarily by the change control parameter, the control parameter is once revising persistence, the power-factor measurement precision is high, indication range is wide, and various control parameters are digital adjustable intuitively easy to use.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection range of the utility model claims.
Claims (4)
1. dynamic and intelligent idle compensating control, comprise by the alternating voltage current circuit, power transformer, the AD conversion, output loop, microprocessor, form with control panel, signal input microprocessor after described alternating voltage electric current process power transformer and the AD conversion, described microprocessor connects control panel, it is characterized in that: described control panel is provided with key is set, parameter display screen and indicator light, described adjusting device comprises that parameter arranges button, on turn over button, under turn over button, described microprocessor is used for by adjusting device change control parameter, and show by the parameter display screen display on the control panel, described indicator light comprises the power factor indicator light, the reactive power indicator light, manual run indicator, parameter arranges indicator light, and described indicator light is connected with microprocessor.
2. Intelligent Reactive Compensating Controller according to claim 1, it is characterized in that: described output loop comprises the output of loop, 1-12 road, described AD switching signal microprocessor connects, the output of loop, described 1-12 road arranges with it respectively 12 capacitor group switching indicator lights, and described 12 loop switching indicator lights are separately positioned on the control panel.
3. Intelligent Reactive Compensating Controller according to claim 1 is characterized in that: described controller is apotype Controller for Dynamic VAR Compensation altogether, and described controller adopts the switching of phasor power factor and the compound control capacitor group of First Harmonic Reactive Power.
4. Intelligent Reactive Compensating Controller according to claim 1; it is characterized in that: described control panel comprises that further setup menu shows and display menu item designator; described setup menu demonstration comprises that the setting of input threshold parameter, the setting of excision threshold parameter, the setting of switching delay parameter, the setting of overvoltage protection parameter, output loop setting, signal initial phase, the setting of target power factor, CT no-load voltage ratio preset, setting is preset in the loop, and described setup menu shows corresponding with display menu item designator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203160920U CN202696163U (en) | 2012-07-02 | 2012-07-02 | Dynamic intelligent reactive compensation controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203160920U CN202696163U (en) | 2012-07-02 | 2012-07-02 | Dynamic intelligent reactive compensation controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202696163U true CN202696163U (en) | 2013-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203160920U Expired - Fee Related CN202696163U (en) | 2012-07-02 | 2012-07-02 | Dynamic intelligent reactive compensation controller |
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| CN (1) | CN202696163U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571831A (en) * | 2014-12-25 | 2015-04-29 | 北京英博电气股份有限公司 | Human-machine interface applied to single-phase reactive compensation controller |
-
2012
- 2012-07-02 CN CN2012203160920U patent/CN202696163U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571831A (en) * | 2014-12-25 | 2015-04-29 | 北京英博电气股份有限公司 | Human-machine interface applied to single-phase reactive compensation controller |
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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 |
Granted publication date: 20130123 Termination date: 20180702 |
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| CF01 | Termination of patent right due to non-payment of annual fee |