CN204179670U - Intelligent grid phase place reactive automatic regulating apparatus - Google Patents
Intelligent grid phase place reactive automatic regulating apparatus Download PDFInfo
- Publication number
- CN204179670U CN204179670U CN201420672065.6U CN201420672065U CN204179670U CN 204179670 U CN204179670 U CN 204179670U CN 201420672065 U CN201420672065 U CN 201420672065U CN 204179670 U CN204179670 U CN 204179670U
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- China
- Prior art keywords
- transformer
- tunable capacitor
- capacitor group
- switching device
- output transformer
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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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- Control Of Electrical Variables (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
Intelligent grid phase place reactive automatic regulating apparatus, comprise three phase line, output transformer, voltage regulating transformer, tunable capacitor group and central processor CPU, three phase line respectively draws one section of connection output transformer, output transformer other end ground connection, earth terminal is provided with phase acquisition point, the A/D that phase acquisition point connects central processing unit changes input interface, the former limit of output transformer is connected with three phase line, the side of output transformer connects the input of a bidirection switching device respectively, the input of bidirection switching device also and downlink connection tunable capacitor group, the control end of tunable capacitor group connects central processor CPU, the output of bidirection switching device connects voltage regulating transformer, voltage regulating transformer is connected in series respectively into three phase line, the control end of bidirection switching device connects central processor CPU by relay.
Description
Technical field
The utility model relates to a kind of power system device, especially relates to a kind of phase place reactive automatic regulating apparatus being applicable to intelligent grid.
Background technology
Electric power system is a huge real-time working system, the working method of electric power system has the feature of himself, its generating, power transformation, transmission of electricity, electricity consumption is carried out in a flash same, along with electrical network is increasing, the capacity of electric power unit is also increasing, also more and more higher to the requirement of the reliability of transmission of electricity power supply, and this reliability needs scheduling to carry out real-time monitoring to the running status of whole electric power system, thus macroscopically the running status of electrical network is being understood, further, by the present computer technology, modeling is carried out to electrical network, the running status of simulating grid, the operation problem of Timeliness coverage electrical network, and overhaul scheduling accordingly, and the monitoring of the operational factor of each equipment needs corresponding equipment to adjust in intelligent grid, the voltage-phase of such as transmission line and reactive current, need intelligentized adjustment, and scheduling cannot realize carrying out corresponding scheduling operation to each equipment.
Utility model content
In order to overcome above-mentioned technical problem, the utility model provides and a kind ofly can adjust three phase line phase place and idle intelligent grid phase place reactive automatic regulating apparatus in real time, and the technical scheme of employing is as follows:
Intelligent grid phase place reactive automatic regulating apparatus, comprise three phase line, output transformer, voltage regulating transformer, tunable capacitor group and central processor CPU, three phase line respectively draws one section of connection output transformer, output transformer other end ground connection, earth terminal is provided with phase acquisition point, the A/D that phase acquisition point connects central processing unit changes input interface, the former limit of output transformer is connected with three phase line, the side of output transformer connects the input of a bidirection switching device respectively, the input of bidirection switching device also and downlink connection tunable capacitor group, the control end of tunable capacitor group connects central processor CPU, the output of bidirection switching device connects voltage regulating transformer, voltage regulating transformer is connected in series respectively into three phase line, the control end of bidirection switching device connects central processor CPU by relay.
Further, described tunable capacitor group is fixed switching capacitance group.
Further, the capacity of described tunable capacitor group is identical with the capacity of output transformer.
Further, the capacity of described tunable capacitor group is identical with the capacity of voltage regulating transformer.
Adopt above-mentioned intelligent grid adjusting device, CPU automatic dynamic can adjust the phase place of three phase line and idle parameter.
Accompanying drawing explanation
Fig. 1 is the structural representation of intelligent grid phase place reactive automatic regulating apparatus.
Embodiment
Intelligent grid phase place reactive automatic regulating apparatus as shown in Figure 1, comprise three phase line A, B, C, output transformer T1, 2, 3, voltage regulating transformer L1, 2, 3, tunable capacitor group Cn and central processor CPU, three phase line respectively draws one section of connection output transformer, output transformer other end ground connection, earth terminal is provided with phase acquisition point Dn, the A/D that phase acquisition point connects central processing unit changes input interface, the former limit of output transformer is connected with three phase line, the side of output transformer connects a bidirection switching device K1 respectively, 2, the input of 3, the input of bidirection switching device also and downlink connection tunable capacitor group, capacitance group is fixed switching capacitance group, the capacity of tunable capacitor group is identical with the capacity of voltage regulating transformer with output transformer, the control end of tunable capacitor group connects central processor CPU, the output of bidirection switching device connects voltage regulating transformer, voltage regulating transformer is connected in series respectively into three phase line, the control end of bidirection switching device connects central processor CPU by relay J n, CPU control relay, then cut-offfing bidirection switching device is folded on three phase line by the voltage of output transformer, realize the control of phase place, the switching of CPU also control capacitance group, the idle parameter of adjustment circuit, this apparatus structure is simple, there is feature flexible and convenient to use.
The above, be only embodiment of the present utility model, and those of ordinary skill in the art are in the scope that the utility model discloses, and the change that can expect easily, within the protection range that all should be encompassed in utility model.
Claims (4)
1. intelligent grid phase place reactive automatic regulating apparatus, it is characterized in that comprising three phase line, output transformer, voltage regulating transformer, tunable capacitor group and central processor CPU, three phase line respectively draws one section of connection output transformer, output transformer other end ground connection, earth terminal is provided with phase acquisition point, the A/D that phase acquisition point connects central processing unit changes input interface, the former limit of output transformer is connected with three phase line, the side of output transformer connects the input of a bidirection switching device respectively, the input of bidirection switching device also and downlink connection tunable capacitor group, the control end of tunable capacitor group connects central processor CPU, the output of bidirection switching device connects voltage regulating transformer, voltage regulating transformer is connected in series respectively into three phase line, the control end of bidirection switching device connects central processor CPU by relay.
2. intelligent grid phase place reactive automatic regulating apparatus as claimed in claim 1, is characterized in that described tunable capacitor group is fixed switching capacitance group.
3. intelligent grid phase place reactive automatic regulating apparatus as claimed in claim 1 or 2, is characterized in that the capacity of described tunable capacitor group is identical with the capacity of output transformer.
4. intelligent grid phase place reactive automatic regulating apparatus as claimed in claim 1 or 2, is characterized in that the capacity of described tunable capacitor group is identical with the capacity of voltage regulating transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672065.6U CN204179670U (en) | 2014-11-12 | 2014-11-12 | Intelligent grid phase place reactive automatic regulating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672065.6U CN204179670U (en) | 2014-11-12 | 2014-11-12 | Intelligent grid phase place reactive automatic regulating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204179670U true CN204179670U (en) | 2015-02-25 |
Family
ID=52568445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420672065.6U Expired - Fee Related CN204179670U (en) | 2014-11-12 | 2014-11-12 | Intelligent grid phase place reactive automatic regulating apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204179670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098621A (en) * | 2019-04-12 | 2019-08-06 | 安徽中电电气有限公司 | A kind of reactive power automatic compensation device for motor local compensation |
-
2014
- 2014-11-12 CN CN201420672065.6U patent/CN204179670U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098621A (en) * | 2019-04-12 | 2019-08-06 | 安徽中电电气有限公司 | A kind of reactive power automatic compensation device for motor local compensation |
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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: 20150225 Termination date: 20151112 |
|
| EXPY | Termination of patent right or utility model |