CN103413653B - Novel controllable electric reactor based on biphase magnetic material - Google Patents
Novel controllable electric reactor based on biphase magnetic material Download PDFInfo
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- CN103413653B CN103413653B CN201310377880.XA CN201310377880A CN103413653B CN 103413653 B CN103413653 B CN 103413653B CN 201310377880 A CN201310377880 A CN 201310377880A CN 103413653 B CN103413653 B CN 103413653B
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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 present invention relates to a kind of Novel controllable electric reactor based on biphase magnetic material, including iron core, winding and control system.Iron core is made up of common electrical steel disc and biphase magnetic material；Winding is made up of main winding and control winding；Control system is made up of the reactor being connected with electrical network, IGBT, transformer, CPU, voltage/current detection, driving, electric capacity.By transformer, idle component being sent into control system, control system sends DC current to controlling winding, produces the idle component that power system needs, compensates.Reducing power system loss, energy-saving effect is obvious, obtains certain economic benefit, whole power system is had great practical significance.
Description
Technical field
The present invention relates to electrical engineering field, refer specifically to one and can utilize biphase magnetic material adaptive equalization electric network reactive-load electric current, administer harmonic current, there is energy-conservation, the controlled reactor of intelligent characteristic.
Background technology
In recent years, along with development and the aggravation of electric load change of supertension long distance power transmission system, in electrical network, the consumption to reactive power increases day by day.Energy crisis various countries the most all over the world.Exploitation, the saving energy and raising power supply quality become the main task of various countries.Idle deficiency, is to cause the key factor that China's quality of power supply is the highest and waste of energy is serious.
Theoretical and practice have shown that, regulation reactance has obvious action for improving Operation of Electric Systems performance, the particularly application of controlled reactor, its capacity can change automatically along with the size of through-put power, produced too high switching overvoltage and corresponding transient oscillation overvoltage when preventing circuit side switch to suit, reduce transmission of electricity energy, stability and the reliability of electrical network of grid loss, raising power system.
Nineteen sixty-five, General Electric Co. Limited of Britain manufactured First controlled reactor in the world, 1977-1978, GE company of the U.S., Westinghouse Electric and ABB AB successively develop the employing static compensating device of thyristor control, supertension TCT type static compensating device, thyristor-controlled reactor.The 1986 Nian Yuan Soviet Union propose novel controlled reactor structure, so that direct current saturated controllable reactor has had breakthrough development, reactor performance to be substantially improved.Subsequently, the research worker of Japan proposes controlled reactor based on the orthocore controlling magnetic flux principle.In recent years, foreign scholar and the scientific research institution research to controlled reactor, achieve achievement in many aspects, such as the controlled reactor controlled based on PWM, transformer type controlled reactor based on controllable load principle, orthocore formula controlled reactor, superconductive controllable reactor etc. of based on flux-gate principle.The domestic research to controlled reactor is concentrated mainly in direct-current controllable reactor and Controllable Reactor.Wuhan University, Shanghai Communications University, North China Electric Power University, Zhejiang University, the Central China University of Science and Technology, Shenyang University of Technology etc. expand systematic study to straight, Controllable Reactor.Successfully develop automatic tuning arc depression coil based on magnetic valve type controllable reactor, electric railway dynamic passive compensation controlled reactor, megavolt high pressure controlled reactor etc..
Present stage, the focus studying reactive-load compensation and harmonic treating apparatus is concentrated mainly on the aspects such as controlled reactor, capacitor, active filter and combinations thereof thereof.The subject matter of the general reactor of power system is that capacity cannot regulate, and tradition controlled reactor can solve capacity regulating problem, but has that response speed is slow, the shortcoming of continuous poor controllability, it is impossible to well meet the needs of dynamic passive compensation.Active filter is complex, and reliability and the anti-electrical network impact capacity of its work are on the weak side.If setting up effective structural system inside controlled reactor, use novel biphase magnetic material, it is achieved reactance in real time, continuously adjust.It would be possible to fundamentally solve the series of problems of tradition controlled reactor, it is ensured that safe operation of power system.
Summary of the invention
Goal of the invention:
The invention provides a kind of Novel controllable electric reactor based on biphase magnetic material, have employed a kind of novel biphase magnetic material, form new controlled reactor core construction, its object is to: by setting up detection, control system realization to the intelligent conversion between the demagnetization of this biphase magnetic material and DC excitation function, complete to controlled reactor reactance real-time, continuously adjust, and then realize to power system reactive power compensation and harmonics restraint.
Technical scheme:
The present invention implements by the following technical programs:
A kind of Novel controllable electric reactor based on biphase magnetic material, described controlled reactor includes iron core, winding and control system；It is characterized in that: iron core is made up of common electrical steel disc and biphase magnetic material, and biphase magnetic material is arranged among the stem of common electrical steel disc, the other post of the upper yoke of common electrical steel disc, lower yoke and first, the second other post are main magnetic circuit；Winding is made up of main winding and control winding, and main winding is wound on main magnetic circuit, controls winding technique in biphase magnetic material both sides；Control system is connected with controlling winding.
Described control system is made up of the reactor being connected with electrical network, IGBT, transformer, CPU, voltage and current detection device, driving, electric capacity.
Advantage and effect:
The present invention is different from traditional controlled reactor scheme.
First, biphase magnetic material is utilized to be adjusted reactance energy-saving effect notable, next utilizes biphase magnetic material to carry out in real time, continuously adjust reactance, and to produce harmonic wave less, only need the least direct current, just can produce stronger regulation magnetic flux, and power-off compensation can be realized, it is ensured that the safe operation of power system.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the present invention.
Description of reference numerals:
1, common electrical steel disc, 2, biphase magnetic material, 3, upper yoke, 4, lower yoke, the 5, first other post, the 6, second other post, 7, main magnetic circuit, 8, main winding, 9, control winding, 10, control system, 11, electrical network, 12, reactor, 13, IGBT, 14, transformer, 15, CPU, 16, voltage and current detection device, 17, drive, 18, electric capacity.
Detailed description of the invention:
Below in conjunction with the accompanying drawings the present invention is specifically described:
The present invention provides a kind of brand-new controlled reactor, is implanted to by biphase magnetic material in tradition controlled reactor, forms a kind of Novel controllable electric reactor utilizing the regulation reactance of material remanent magnetism.By setting up detection, biphase magnetic material DC excitation function is continuously adjusted by control system realization, completes real-time, continuous, the smooth adjustment to reactance.This Novel controllable electric reactor eliminates original reactor and is introduced the mode of electric current regulation reactance by external circuit.During for power system reactive power compensation, Novel controllable electric reactor based on biphase magnetic material has the advantages that to utilize material remanent magnetism self regulation reactance, can realize power-off regulation, ensure safe operation of power system.
A kind of Novel controllable electric reactor based on biphase magnetic material, described controlled reactor includes iron core, winding and control system；It is characterized in that: iron core is made up of common electrical steel disc 1 and biphase magnetic material 2, biphase magnetic material 2 is arranged among the stem of common electrical steel disc 1, the top of common electrical steel disc 1 is upper yoke 3, bottom is lower yoke 4, left side is the first other post 5, right side is the second other post 6, and the upper yoke 3 of common electrical steel disc 1, lower yoke 4 and the first other other post 6 of post 5, second are main magnetic circuit 7；Winding is made up of main winding 8 and control winding 9, and main winding 8 is wound on main magnetic circuit 7, controls winding 9 and is wound on biphase magnetic material 2 both sides；Control system 10 is connected with controlling winding 9.
Described control system 10 is made up of the reactor 12 being connected with electrical network 11, IGBT13, transformer 14, CPU15, voltage and current detection device 16, driving 17 and electric capacity 18.
Reactor 12 connects IGBT13, transformer 14 connects main winding 8, and IGBT13 is also connected with driving 17, drives 17 connection voltage and currents detection devices 16, voltage and current detection device 16 connects CPU15, and electric capacity 18 is connected in parallel on IGBT13 near the side controlling winding 9.
The operation principle of this Novel controllable electric reactor based on biphase magnetic material of the present invention is as follows:
When power system needs reactive-load compensation, by transformer 14, idle component being sent into control system 10, control system 10 sends DC current to controlling winding, produces the idle component that power system needs, compensates.When power system needs idle change, by transformer 14, idle component being sent into control system 10, the electric capacity 18 in control system 10 forms the biphase magnetic material of RLC a pair of oscillators 2 with control winding 9 and demagnetizes.
Conclusion: this Novel controllable electric reactor based on biphase magnetic material of the present invention, by setting up transformer detection idle component, realized biphase magnetic material in DC excitation and the conversion between function of demagnetizing by control system, complete the reactive-load compensation to power system and harmonics restraint.Reducing power system loss, energy-saving effect is obvious, obtains certain economic benefit, whole power system is had great practical significance.
Claims (1)
1. a Novel controllable electric reactor based on biphase magnetic material, described controlled reactor includes iron core, winding and control system；It is characterized in that: iron core is made up of common electrical steel disc (1) and biphase magnetic material (2), biphase magnetic material (2) is arranged among the stem of common electrical steel disc (1), and the other post (5) of the upper yoke (3) of common electrical steel disc (1), lower yoke (4) and first, the second other post (6) are main magnetic circuit (7)；Winding is made up of main winding (8) and control winding (9), and main winding (8) is wound on main magnetic circuit (7), controls winding (9) and is wound on biphase magnetic material (2) both sides；Control system (10) is connected with controlling winding (9)；Described control system (10) is by the reactor (12) being connected with electrical network (11), IGBT(13), transformer (14), CPU(15), voltage and current detection device (16), drive (17), electric capacity (18) to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310377880.XA CN103413653B (en) | 2013-08-27 | 2013-08-27 | Novel controllable electric reactor based on biphase magnetic material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310377880.XA CN103413653B (en) | 2013-08-27 | 2013-08-27 | Novel controllable electric reactor based on biphase magnetic material |
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| Publication Number | Publication Date |
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| CN103413653A CN103413653A (en) | 2013-11-27 |
| CN103413653B true CN103413653B (en) | 2016-10-26 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003100509A (en) * | 2001-09-27 | 2003-04-04 | Nec Tokin Corp | Magnetic core and inductance part using the same |
| JP2004063885A (en) * | 2002-07-30 | 2004-02-26 | Nec Tokin Corp | Magnetic core and inductance components using the same |
| CN201937535U (en) * | 2011-02-22 | 2011-08-17 | 新华都特种电气股份有限公司 | Flux control and pulse width modulation (PWM) control based controllable reactor |
| CN102412585A (en) * | 2011-12-02 | 2012-04-11 | 沈阳工业大学 | Controller capable of converting magnetic properties of two phases of iron core, as well as controlling method thereof |
| CN203397849U (en) * | 2013-08-27 | 2014-01-15 | 沈阳工业大学 | Novel controllable electric reactor based on two-phase magnetic material |
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2013
- 2013-08-27 CN CN201310377880.XA patent/CN103413653B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003100509A (en) * | 2001-09-27 | 2003-04-04 | Nec Tokin Corp | Magnetic core and inductance part using the same |
| JP2004063885A (en) * | 2002-07-30 | 2004-02-26 | Nec Tokin Corp | Magnetic core and inductance components using the same |
| CN201937535U (en) * | 2011-02-22 | 2011-08-17 | 新华都特种电气股份有限公司 | Flux control and pulse width modulation (PWM) control based controllable reactor |
| CN102412585A (en) * | 2011-12-02 | 2012-04-11 | 沈阳工业大学 | Controller capable of converting magnetic properties of two phases of iron core, as well as controlling method thereof |
| CN203397849U (en) * | 2013-08-27 | 2014-01-15 | 沈阳工业大学 | Novel controllable electric reactor based on two-phase magnetic material |
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