CN203026333U - Multifunctional electric power electronic reactor - Google Patents
Multifunctional electric power electronic reactor Download PDFInfo
- Publication number
- CN203026333U CN203026333U CN 201220718532 CN201220718532U CN203026333U CN 203026333 U CN203026333 U CN 203026333U CN 201220718532 CN201220718532 CN 201220718532 CN 201220718532 U CN201220718532 U CN 201220718532U CN 203026333 U CN203026333 U CN 203026333U
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- coil
- resistance value
- reactor
- electric power
- multifunctional electric
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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
Abstract
The utility model relates to a multifunctional electric power electronic reactor. The multifunctional electric power electronic reactor comprises three coil assemblies which are in parallel connection, and an intelligent controller, wherein each coil assembly mainly consists of a magnetizer, an adjustable resistance value coil, a constant resistance value coil and a VT secondary circuit, wherein the adjustable resistance value coils and the constant resistance value coils are arranged on the magnetizers, and the VT secondary circuits are arranged on the adjustable resistance value coils, and are connected with the intelligent controller. According to the multifunctional electric power electronic reactor, a fixed reactor, a variable compensation reactor and a variable pressure-regulating reactor are reasonably combined, so that voltage U and reactive power Q which are injected into the power system are adjusted, back-to-back switching inrush current I and harmonic wave adding of capacitor banks are synthetically managed, so that the power system can work in a safe, economic and energy-saving manner, the circuit structure is simple, the assembling and maintenance are easy and convenient, and the size is small, the material consumption is few, the input cost is low, meanwhile, the intelligent controller is utilized for carrying out automatic control, so that the response speed is rapid, the convenience of utilization and the simplicity of operation are realized, and the system is stable and safe.
Description
Technical field
The utility model belongs to the power electronic equipment technical field, relates to a kind of multifunctional electric power reactor.
Background technology
When transmission of electricity and distribution system normal operation, when improving transmitting capacity of the electric wire netting and reliability, also brought some other problem, be mainly manifested in; The corresponding increase of transmission line capacitive charge power, the increase of each large interval exchange power etc.Above-mentioned factor causes grid voltage change frequency and amplitude to strengthen, and its voltage is adjusted and controlled difficulty and strengthens, and needs thus the idle adjusting of supporting response.Usually, the Reactive Power Control of domestic transmission system generally adopts constant reactance device in parallel and variable reactor separately.Along with the development of electric power system, wish all that in a lot of occasions fixed reactor and variable backoff reactor, variable pressure regulation reactor close three unique, Cheng Yitai.
The general serial or parallel connection of fixed reactor in electrical network, but in bucking-out system the series winding reactor mainly limiting capacitance device group append back-to-back inrush phenomenon, the high amplitude of high frequency is shoved switch contact and apparatus insulated meeting is caused damage.
Variable reactor has experienced from the mechanical type to the electromagnetic type, then to the power electronics formula.The mechanical type Regulatable reactor is simple in structure, and good linearity, but can not realize the smooth adjustment of inductance is used lessly at present, and the electromagnetic type variable reactor changes inductance (L) by the magnetic resistance (R) that changes iron core.In order to keep voltage constant, as formula: U=IXZ, Z=(R2+X2) in 0.5 formula: U voltage; The I electric current; The Z impedance; The R magnetic resistance; X induction reactance (inductance).The R magnetic resistance is large, and the X inductance is little; Otherwise the R magnetic resistance is little, and the X inductance is large.In order to keep voltage constant, the I electric current; The Z impedance will change, as formula: U=IXZ.Electromagnetic type variable reactor manufacturing process is simple, and cost is lower, uses at aspects such as restriction overvoltage, compensating powers.Its major defect is that the response time is long, and vibration and noise are larger.Power electronics formula variable reactor, it adopts electromagnetic technique, and power electronic technology, control technology, computer technology etc. can realize that the continuous stepless of fast-response resistance value is adjustable.
The utility model content
For solving the above-mentioned problems in the prior art, the utility model provides a kind of and has ideally reasonably carried out fixed reactor, variable backoff reactor, variable pressure regulation reactor three-in-one, line construction is simplified, assembling and maintenance are simple, convenient, and volume is little, consumptive material is few, input cost is few, automation is controlled, the multifunctional electric power reactor of fast response time.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of multifunctional electric power reactor, include three coil groups that are connected in parallel and intelligent controller, each described coil groups mainly is comprised of magnetic conductor, resistance value adjustable coil, resistance value fixed coil and VT secondary circuit, described resistance value adjustable coil and resistance value fixed coil are located on described magnetic conductor, and described resistance value adjustable coil is provided with described VT secondary circuit, and described VT secondary circuit is connected with described intelligent controller conducting.
Further, described magnetic conductor is " day " font after half-twist, its left and right sides is respectively equipped with the first adjustable coil of resistance value and the second coil, be provided with the fixing tertiary coil of resistance value on the described magnetic conductor between described the first coil and the second coil, and described the first coil and the second coil are provided with described VT secondary circuit.
Further, described VT secondary circuit is thyristor.
The beneficial effects of the utility model are:
the utility model passes through technique scheme, ideally reasonably with fixed reactor, the variable backoff reactor, variable pressure regulation reactor carries out three-in-one, realization is to injecting the voltage U of electrical network, the adjusting of reactive power Q, and the capacitor group is appended inrush phenomenon I back-to-back, the comprehensive regulation of harmonic wave, make the operation of power grid security economical and energy saving, simplify line construction, assembling and maintenance are simple, convenient, and volume is little, consumptive material is few, input cost is few, adopt simultaneously intelligent controller automatically to control, fast response time, easy to use, simple to operate, system is more stable, safer.
Description of drawings
Fig. 1 is the structural principle schematic diagram of a kind of multifunctional electric power reactor embodiment described in the utility model;
Fig. 2 is the plan structure schematic diagram of a kind of multifunctional electric power reactor embodiment described in the utility model;
Fig. 3 is the side-looking structural representation of a kind of multifunctional electric power reactor embodiment described in the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Fig. 1 to Fig. 3:
the described a kind of multifunctional electric power reactor of the utility model embodiment includes three coil groups that are connected in parallel 1 and intelligent controller 2, each coil groups 1 is mainly by magnetic conductor 11, the resistance value adjustable coil, resistance value fixed coil and VT secondary circuit 15 form, described resistance value adjustable coil and resistance value fixed coil are located on magnetic conductor 11, and the resistance value adjustable coil is provided with VT secondary circuit 15, described VT secondary circuit 15 is connected with intelligent controller 2 conductings, concrete structure can for: described magnetic conductor 11 is " day " font after half-twist, its left and right sides is respectively equipped with the first adjustable coil 12 of resistance value and the second coil 13, be provided with the fixing tertiary coil 14 of resistance value on the magnetic conductor 11 between the first coil 12 and the second coil 13, and the first coil 12 and the second coil 13 are provided with VT secondary circuit 15, described VT secondary circuit 15 is thyristor, all be connected with intelligent controller 2 conductings, wherein the end of the A in the first coil 12 is a phase primary coil head end binding post, the a end is a phase primary coil end binding post, the VT secondary circuit 15 that it is provided with is phase VT secondary winding, A2 end in the second coil 13 is a phase primary coil head end binding post, the a2 end is three-phase primary coil end binding post, the VT secondary circuit 15 that it is provided with is VT secondary winding, and the A1 end in tertiary coil 14 is a phase primary coil head end binding post, and the a1 end is a phase primary coil end binding post.
when the described reactor of the utility model embodiment uses, intelligent controller 2 is by controlling thyristor (the VT secondary circuit 15) angle of the first coil 12 and the second coil 13, and then control the A2 end of the A end of the first coil 12 and a end and the second coil 13 and a2 hold between the impedance of secondary winding, realization is to injecting the voltage U of electrical network, the adjusting of reactive power Q, and the capacitor group is appended inrush phenomenon I back-to-back, the comprehensive regulation of harmonic wave, make the operation of power grid security economical and energy saving, and perfection is reasonably with fixed reactor, the variable backoff reactor, variable pressure regulation reactor carries out three-in-one, greatly simplify line construction, assembling and maintenance are simple, convenient, and volume is little, consumptive material is few, few (the volume of input cost, consumptive material and cost all can reduce 1/2), adopt simultaneously intelligent controller 2 automatically to control, fast response time, use more convenient, operate simpler, system is more stable, safer.
The above is preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection range of the present utility model.
Claims (3)
1. multifunctional electric power reactor, it is characterized in that: include three coil groups that are connected in parallel (1) and intelligent controller (2), each described coil groups (1) mainly is comprised of magnetic conductor (11), resistance value adjustable coil, resistance value fixed coil and VT secondary circuit (15), described resistance value adjustable coil and resistance value fixed coil are located on described magnetic conductor (11), and described resistance value adjustable coil is provided with described VT secondary circuit (15), and described VT secondary circuit (15) is connected with described intelligent controller (2) conducting.
2. multifunctional electric power reactor according to claim 1, it is characterized in that: described magnetic conductor (11) is " day " font after half-twist, its left and right sides is respectively equipped with adjustable the first coil (12) of resistance value and the second coil (13), be positioned at described magnetic conductor (11) between described the first coil (12) and the second coil (13) and be provided with the fixing tertiary coil (14) of resistance value, and described the first coil (12) and the second coil (13) are provided with described VT secondary circuit (15).
3. multifunctional electric power reactor according to claim 1 and 2, it is characterized in that: described VT secondary circuit (15) is thyristor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220718532 CN203026333U (en) | 2012-12-24 | 2012-12-24 | Multifunctional electric power electronic reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220718532 CN203026333U (en) | 2012-12-24 | 2012-12-24 | Multifunctional electric power electronic reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026333U true CN203026333U (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220718532 Expired - Fee Related CN203026333U (en) | 2012-12-24 | 2012-12-24 | Multifunctional electric power electronic reactor |
Country Status (1)
| Country | Link |
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| CN (1) | CN203026333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188119A (en) * | 2021-11-08 | 2022-03-15 | 南方电网科学研究院有限责任公司 | Inductance-adjustable reactor and inductance adjusting method thereof |
-
2012
- 2012-12-24 CN CN 201220718532 patent/CN203026333U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188119A (en) * | 2021-11-08 | 2022-03-15 | 南方电网科学研究院有限责任公司 | Inductance-adjustable reactor and inductance adjusting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHUHAI WANLIDA ELECTRICAL AUTOMATION CO., LTD. Free format text: FORMER OWNER: ZHUHAI WANLIDA ELECTRIC CO.,LTD. Effective date: 20140930 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140930 Address after: 519000 Guangdong city of Zhuhai province high tech Zone Technology Innovation Coast technology way Wanlida Relay Protection Technology Park Patentee after: ZHUHAI WANLIDA ELECTRICAL AUTOMATION CO., LTD. Address before: High tech Zone 519000 Guangdong city of Zhuhai province science and Technology Innovation Coast Road second park Wanlida leave poem Patentee before: Zhuhai Wanlida Electric Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20191224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |