CN106992068B - One kind remembering magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current - Google Patents
One kind remembering magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current Download PDFInfo
- Publication number
- CN106992068B CN106992068B CN201710396998.5A CN201710396998A CN106992068B CN 106992068 B CN106992068 B CN 106992068B CN 201710396998 A CN201710396998 A CN 201710396998A CN 106992068 B CN106992068 B CN 106992068B
- Authority
- CN
- China
- Prior art keywords
- magnetic
- iron core
- orthogonal
- alternate current
- winding
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F29/146—Constructional details
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P13/00—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
- H02P13/12—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output by varying magnetic bias
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electrical Variables (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
The invention discloses one kind to remember magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current, including alternate current operation winding, alternate current operation iron core and the orthogonal magnetic assist magnetic regulating device of direct current memory magnetic flux, the direct current remembers the orthogonal magnetic assist magnetic regulating device of magnetic flux by orthogonal DC operation iron core, DC magnetizing winding and with D.C. magnetic field memory function Al-Ni-Co permanent magnet composition, the two sides of the orthogonal DC operation iron core are equipped with opening, the stem of alternate current operation iron core is passed through from the opening of the side of orthogonal DC operation iron core, the Al-Ni-Co permanent magnet is embedded in the opening of the other side of orthogonal DC operation iron core, the DC magnetizing winding is set around on Al-Ni-Co permanent magnet, the alternate current operation winding is set around on alternate current operation iron core.The configuration of the present invention is simple, reactance value is linear, and can smooth adjustment in very large range, the electromagnetic load of DC magnetizing winding is also greatly alleviated using alnico magnetic assist adjustable magnetic, improves the operational efficiency of system.
Description
Technical field
The present invention relates in cross magnetization reactor technical field, in particular to a kind of direct current that is based on remembers magnetic flux magnetic assist tune
Magnetic-type cross magnetization controlled reactor.
Background technique
Controlled reactor is as a kind of reactive compensation device that inductance is adjustable, in the extra-high voltage of modern power network and super
It is widely applied in high-tension circuit.With increasingly the increasing of power grid grade, power grid scale is growing, and power quality obtains
Unprecedented attention is arrived, therefore the improvement problem of reactor also becomes more and more important.
The structure of cross magnetization controlled reactor use special iron core orthohormbic structure, make control winding generate magnetic field and
Working winding generates magnetic field and is formed orthogonal, is a kind of direct magnetic control formula reactor.By adjusting the electric current in continuous current excitation winding
Size changes the magnetic conductivity on core material exchange flux direction, to realize the purpose of smooth adjustment inductance value.Orthogonal magnetic
Change controlled reactor in terms of improving power quality, compensating power, adjustment network voltage and improving electrical grid transmission
With huge potentiality.
Chinese invention patent 201310038289.1 " multi-Level Orthogonal Controlled saturable reactor ", main structure is by upper
Iron is gripped, lower iron is gripped, magnetic conductive core column, side is gripped, Working winding forms, and Working winding is sleeved in magnetic conductive core column, and magnetic conductive core column is by more
A orthogonal magnetic control iron-cored cake and uncontrollable iron-cored cake, which are staggered, laminates composition；Orthogonal magnetic control iron-cored cake is by magnetic control iron core and coiling
Control winding on iron core is constituted；" the novel cross magnetization direct current magnetism-assisting adjustable electric of Chinese invention patent 201110387892.1
Anti- device " has similar structure, it is characterised in that iron core of electric reactor column includes at least one stack of lamination, in the every of the reactor
The position of at least one stack of lamination in phase core limb is replaced into a DC control unit；The DC control unit generates and should
Exchange flux direction where DC control unit in iron core of electric reactor column is in the same direction and vertical orthogonal direct current flux.It is described above
Two kinds of orthogonal controlled reactors are disadvantage is that structure is complicated, and orthogonal magnetic control iron core should not be replaced, and control winding is directly sudden and violent
It is exposed in exchange main field, conducting wire eddy-current loss is big.
In addition, in the prior art, other orthogonal controlled reactors also have many shortcomings, for example, being swashed using direct current
Magnetic winding generates the reactor of direct current quadrature field, when reactor inductance value adjustable range is larger, the electromagnetic work of magnetizing coil
Rate is larger, and the operational efficiency of system can reduce.
Summary of the invention
Magnetic flux magnetic assist adjustable magnetic type is remembered based on direct current in order to solve the above technical problems, the purpose of the present invention is to provide one kind
Cross magnetization controlled reactor, excitation capacity is small, reactance value fast response time, and control precision is high, and adjustable range is wide, operational efficiency
Height, high reliablity, eddy-current loss is small, good manufacturability, and the orthogonal magnetic assist magnetic regulating device installation site of direct current memory magnetic flux is flexible, replacement
It is convenient.
To realize above-mentioned technical purpose and the technique effect, the invention is realized by the following technical scheme: Yi Zhongji
Magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor is remembered in direct current, including alternate current operation winding, alternate current operation iron core and straight
The orthogonal magnetic assist magnetic regulating device of stream memory magnetic flux, the direct current remember the orthogonal magnetic assist magnetic regulating device of magnetic flux by orthogonal DC operation iron
The heart, DC magnetizing winding and the Al-Ni-Co permanent magnet composition with D.C. magnetic field memory function, the orthogonal DC operation iron core
Two sides be equipped with opening, the stem of alternate current operation iron core is passed through from the opening of the side of orthogonal DC operation iron core, described
Al-Ni-Co permanent magnet is embedded in the opening of the other side of orthogonal DC operation iron core, and the DC magnetizing winding is set around aluminium nickel
On cobalt permanent magnet, the alternate current operation winding is set around on alternate current operation iron core.
Further, the orthogonal magnetic assist magnetic regulating device of the direct current memory magnetic flux is by two groups of orthogonal DC operation iron cores, two
A DC magnetizing winding and two Al-Ni-Co permanent magnet compositions, two groups of orthogonal DC operation iron cores combine spelling, and every group
It is embedded with an Al-Ni-Co permanent magnet in the opening in the outside of orthogonal DC operation iron core, is arranged on each Al-Ni-Co permanent magnet
One DC magnetizing winding.
Further, the controlled reactor is by the alternate current operation winding of three-phase type, the alternate current operation iron core of three pillar type structure
Magnetic assist magnetic regulating device orthogonal with three groups of direct current memory magnetic fluxs forms, rotating around equipped with a phase on each stem of alternate current operation iron core
Alternate current operation winding, the upper end of every phase exchange Working winding are respectively equipped with the orthogonal magnetic assist adjustable magnetic dress of one group of direct current memory magnetic flux
It sets, each stem of the alternate current operation iron core of three pillar type structure is each passed through the opening of corresponding orthogonal DC operation iron core.
Further, the controlled reactor is by the alternate current operation winding of three-phase type, the alternate current operation iron core of three pillar type structure
Magnetic assist magnetic regulating device orthogonal with three groups of direct current memory magnetic fluxs forms, rotating around equipped with a phase on each stem of alternate current operation iron core
Alternate current operation winding, every phase, which exchanges, is respectively equipped with the orthogonal magnetic assist magnetic regulating device of one group of direct current memory magnetic flux in the middle part of Working winding,
Each stem of the alternate current operation iron core of three pillar type structure is each passed through the opening of corresponding orthogonal DC operation iron core.
Further, the controlled reactor is by the alternate current operation winding of single-phase type, the alternate current operation iron core of three pillar type structure
Magnetic assist magnetic regulating device composition orthogonal with two groups of direct current memory magnetic fluxs, the alternate current operation winding of single-phase type are sleeved on three pillar type structure
On the stem in the middle position of alternate current operation iron core, on two stems of the edge position of the alternate current operation iron core of three pillar type structure
It is respectively equipped with the orthogonal magnetic assist magnetic regulating device of one group of direct current memory magnetic flux, the edge position of the alternate current operation iron core of three pillar type structure
Stem is each passed through the opening of corresponding orthogonal DC operation iron core.
Further, the controlled reactor by two groups of single-phase types alternate current operation winding, three pillar type structure alternate current operation
Iron core and the orthogonal magnetic assist magnetic regulating device composition of one group of direct current memory magnetic flux, each heart positioned at edge position of alternate current operation iron core
Rotating around the alternate current operation winding for being equipped with one group of single-phase type on column, the orthogonal magnetic assist magnetic regulating device of direct current memory magnetic flux is installed on exchange
On the stem in the middle position of work iron core, stem the opening from orthogonal DC operation iron core in the middle position of alternate current operation iron core
Mouthful at across.
Further, the controlled reactor is by the alternate current operation winding of single-phase type, the alternate current operation iron core of two column structures
Magnetic assist magnetic regulating device composition orthogonal with one group of direct current memory magnetic flux, the alternate current operation winding of single-phase type are sleeved on alternate current operation iron core
A stem on, the orthogonal magnetic assist magnetic regulating device of direct current memory magnetic flux is set on another stem of alternate current operation iron core.
Further, DC magnetizing winding can apply short-time pulse electric current, and direction forms and is alternately distributed, to change aluminium
The level of magnetization of nickel cobalt permanent magnet provides and adjusts orthogonal D.C. magnetic field.
Further, DC magnetizing winding can apply DC current, and offer is mixed with Al-Ni-Co permanent magnet and is adjusted just
Alternating current-direct current magnetic field.
The beneficial effects of the present invention are: 1) this reactor can be online to Al-Ni-Co permanent magnet progress at any time repeatedly irreversible
Degaussing is filled, and is called at any time according to the magnetic parameter that fills of record to meet operational objective, realizes the online adjustable magnetic of D.C. magnetic field, together
When DC magnetizing winding only apply within the very short time and fill demagnetizing current.It is helped accordingly, with respect to by DC operation winding
The conventional orthogonal magnet controlled reactor of magnetic, this reactor have the exciting power of very little；2) this reactor reactance value response speed
Fastly, control precision is high, and adjustable range is wide.This reactor can be with aluminium by applying lesser DC current to DC magnetizing winding
The mixing of nickel cobalt permanent magnet provides and adjusts D.C. magnetic field, on the one hand realizes the quick response and accurate control of reactance value in this way,
Simultaneously compared with conventional orthogonal magnet controlled reactor, under identical exciting current, reactance value has broader adjustable range, improves
Running efficiency of system；3) compared with conventional orthogonal controlled reactor, the magnetizing coil of this reactor is not in exchange main flux
Circulation path on, this just effectively inhibits the eddy-current loss in magnetizing coil conducting wire, at the same direct current and ac main circuit without
Electrical connection, no magnetic coupling, and then the influence of the high voltage and high current of alternate current operation winding to DC magnetizing circuit is avoided,
Improve the reliability of reactor；4) the orthogonal magnetic assist magnetic regulating device installation site of direct current memory magnetic flux of this reactor is flexible, more
It changes conveniently, there is preferable craftsmanship.The configuration of the present invention is simple, reactance value is linear, and can smooth adjustment in very large range, adopt
The electromagnetic load that DC magnetizing winding is also greatly alleviated with alnico magnetic assist adjustable magnetic, improves the operational efficiency of system.
Detailed description of the invention
Fig. 1 is the schematic diagram that a form of direct current of the invention remembers the orthogonal magnetic assist magnetic regulating device of magnetic flux；
Fig. 2 is the structural schematic diagram of Section A-A in Fig. 1；
Fig. 3 is the schematic diagram that another form of direct current of the invention remembers the orthogonal magnetic assist magnetic regulating device of magnetic flux；
Fig. 4 is the structural schematic diagram of section B-B in Fig. 3；
Fig. 5 is the structural schematic diagram of the embodiment of the present invention one；
Fig. 6 is the structural schematic diagram of the embodiment of the present invention two；
Fig. 7 is the structural schematic diagram of the embodiment of the present invention three；
Fig. 8 is the structural schematic diagram of the embodiment of the present invention four；
Fig. 9 is the structural schematic diagram of the embodiment of the present invention five；
Figure 10 is the schematic perspective view of the embodiment of the present invention five.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
As shown in Figures 1 to 10, a kind of that magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor is remembered based on direct current, including
Alternate current operation winding 1, alternate current operation iron core 2 magnetic assist magnetic regulating device 3 orthogonal with direct current memory magnetic flux, the direct current memory magnetic flux is just
Hand over magnetic assist magnetic regulating device 3 by orthogonal DC operation iron core 31, DC magnetizing winding 32 and aluminium with D.C. magnetic field memory function
Nickel cobalt permanent magnet 33 forms, and the two sides of the orthogonal DC operation iron core 31 are equipped with opening, the stem of alternate current operation iron core 2 from
It is passed through in the opening of the side of orthogonal DC operation iron core 31, the Al-Ni-Co permanent magnet 33 is embedded at orthogonal DC operation iron core
In the opening of 31 other side, the DC magnetizing winding 32 is set around on Al-Ni-Co permanent magnet 33, the alternate current operation winding 1
It is set around on alternate current operation iron core 2.
As depicted in figs. 1 and 2, the orthogonal magnetic assist magnetic regulating device 3 of direct current memory magnetic flux is by one group of orthogonal DC operation iron core
31, a DC magnetizing winding 32 and an Al-Ni-Co permanent magnet 33 form.The external control power supply of DC magnetizing winding 32.Such as
Shown in Fig. 2, Ф m indicates the D.C. magnetic field that Al-Ni-Co permanent magnet generates in Fig. 2；Ф i indicates that electric current generates in DC magnetizing winding
D.C. magnetic field；Alternating current magnetic field direction is perpendicular to selected section.The lamination direction of iron core is exchanged in section and across the straight of its
It is vertical to flow magnetic direction.
As shown in figure 3, the orthogonal magnetic assist magnetic regulating device 3 of direct current memory magnetic flux is by two groups of orthogonal DC operation iron cores 31, two
A DC magnetizing winding 32 and two Al-Ni-Co permanent magnets 33 form, and two groups of orthogonal DC operation iron cores, 31 pairs of spelling combinations are one
It rises, an Al-Ni-Co permanent magnet 33 is embedded in the opening in the outside of every group of orthogonal DC operation iron core 31, each alnico is forever
A DC magnetizing winding 32 is arranged on magnet 33.The stem of alternate current operation iron core 2 is orthogonal to what is be stitched together across two groups
The opening of the inside of DC operation iron core 31.In order to inhibit alternating flux to form inductance loop between two groups of orthogonal DC operation iron cores
Stream, should there are non-conductive gaps between two groups of orthogonal DC operation iron cores 31.Draw after two DC magnetizing winding different name end connections
External control power supply again out.As shown in figure 4, Ф m indicates the D.C. magnetic field that Al-Ni-Co permanent magnet generates in Fig. 4；Ф i indicates direct current
The D.C. magnetic field that electric current generates in field winding.
Direct current remembers the D.C. magnetic field of the orthogonal generation of magnetic assist magnetic regulating device 3 of magnetic flux when passing through alternate current operation iron core 2, with this
The alternating current magnetic field generated in region by alternate current operation winding is orthogonal.DC magnetizing winding 32 can apply short-time pulse electric current, and
Direction forms and is alternately distributed, and provides and adjust orthogonal D.C. magnetic field to change the level of magnetization of Al-Ni-Co permanent magnet 33.Into one
Step says that DC magnetizing winding 32 can apply DC current, mixes with Al-Ni-Co permanent magnet 33 and provides and adjust orthogonal DC magnetic
?.
Embodiment one as shown in Figure 5, the reactor be a kind of three-phase three-limb direct current memory magnetic flux magnetic assist adjustable magnetic type just
Hand over magnetization controlled reactor.The controlled reactor is by the alternate current operation winding 1 of three-phase type, the alternate current operation iron core of three pillar type structure
2 and the orthogonal magnetic assist magnetic regulating device 3 of three groups of direct currents memory magnetic fluxs form, rotating around being equipped on each stem of alternate current operation iron core 2
One phase exchanges Working winding 1, and the upper end of every phase exchange Working winding 1 is respectively equipped with the orthogonal magnetic assist tune of one group of direct current memory magnetic flux
Magnetic device 3, each stem of the alternate current operation iron core 2 of three pillar type structure are each passed through corresponding orthogonal DC operation iron core 31
Opening.The existing alternate current operation main flux in the stem of orthogonal DC operation iron core open area, and have orthogonal DC control
Magnetic flux, and it is orthogonal in 90 degree.According to the requirement that reactor inductance value is adjusted, Al-Ni-Co permanent magnet 33 repeatedly can not online
It is inverse to fill degaussing, and call realize the classification adjustable magnetic of D.C. magnetic field to meet operational objective at any time according to the magnetic parameter that fills of record.
In addition, according to the required precision that reactor inductance value is adjusted, it can by applying lesser DC current to DC magnetizing winding 32
To mix offer with Al-Ni-Co permanent magnet 33 and adjust D.C. magnetic field, so as to realize the stepless smooth tune of reactor inductance value
Section, and fast response time, harmonic content are small.
Embodiment two as shown in FIG. 6, the controlled reactor is by the alternate current operation winding 1 of three-phase type, three pillar type structure
Alternate current operation iron core 2 and the orthogonal magnetic assist magnetic regulating device 3 of three groups of direct current memory magnetic fluxs form, each stem of alternate current operation iron core 2
On exchange Working winding 1 rotating around being equipped with a phase, the middle part of every phase exchange Working winding 1 is respectively equipped with one group of direct current memory magnetic flux
Orthogonal magnetic assist magnetic regulating device 3, each stem of the alternate current operation iron core 2 of three pillar type structure are each passed through corresponding positive alternating current-direct current work
Make the opening of iron core 31.The existing alternate current operation main flux in the stem of orthogonal DC operation iron core open area, and have just
Alternating current-direct current control magnetic flux, and it is orthogonal in 90 degree.According to the requirement that reactor inductance value is adjusted, Al-Ni-Co permanent magnet 33 is carried out
Line is repeatedly irreversible to fill degaussing, and is called at any time according to the magnetic parameter that fills of record to meet operational objective, realizes D.C. magnetic field
Classification adjustable magnetic, in addition, according to reactor inductance value adjust required precision, it is lesser by applying to DC magnetizing winding 32
DC current can mix offer with Al-Ni-Co permanent magnet 33 and adjust D.C. magnetic field, so as to realize reactor inductance value
Stepless control, and fast response time, harmonic content are small.
Embodiment three as shown in Figure 7, the reactor be a kind of single-phase three pillar type direct current memory magnetic flux magnetic assist adjustable magnetic type just
Hand over magnetization controlled reactor.The controlled reactor is by the alternate current operation winding 1 of single-phase type, the alternate current operation iron core of three pillar type structure
2 and the orthogonal magnetic assist magnetic regulating device 3 of two groups of direct currents memory magnetic fluxs form, the alternate current operation winding 1 of single-phase type is sleeved on three pillar type knot
On the stem in the middle position of the alternate current operation iron core 2 of structure, two of the edge position of the alternate current operation iron core 2 of three pillar type structure
The orthogonal magnetic assist magnetic regulating device 3 of one group of direct current memory magnetic flux, the side of the alternate current operation iron core 2 of three pillar type structure are respectively equipped on stem
The stem of portion position is each passed through the opening of corresponding orthogonal DC operation iron core 31.Across orthogonal DC operation iron core open region
Existing alternate current operation main flux in the stem in domain, and have orthogonal DC control magnetic flux, and orthogonal in 90 degree.According to reactor inductance
Be worth the requirement adjusted, to Al-Ni-Co permanent magnet 33 carry out it is online it is repeatedly irreversible fill degaussing, and magnetic parameter is filled according to record
The classification adjustable magnetic that D.C. magnetic field is realized to meet operational objective is called at any time.In addition, the precision adjusted according to reactor inductance value
It is required that offer and adjusting can be mixed with Al-Ni-Co permanent magnet 33 by applying lesser DC current to DC magnetizing winding 32
D.C. magnetic field, so as to realize the stepless control of reactor inductance value, and fast response time, harmonic content are small.
Example IV as shown in Figure 8, alternate current operation winding 1, three pillar type knot of the controlled reactor by two groups of single-phase types
The alternate current operation iron core 2 of structure and the orthogonal magnetic assist magnetic regulating device 3 of one group of direct current memory magnetic flux form, and alternate current operation iron core 2 is located at
Rotating around the alternate current operation winding 1 for being equipped with one group of single-phase type on each stem of edge position, direct current remembers the orthogonal magnetic assist of magnetic flux
Magnetic regulating device 3 is installed on the stem in the middle position of alternate current operation iron core 2, the stem in the middle position of alternate current operation iron core 2
It is passed through from the opening of orthogonal DC operation iron core 31.The existing exchange in the stem of orthogonal DC operation iron core open area
Work main flux, and has orthogonal DC control magnetic flux, and orthogonal in 90 degree.According to the requirement that reactor inductance value is adjusted, to aluminium
Nickel cobalt permanent magnet 33 carry out it is repeatedly irreversible online fill degaussing, and called at any time according to the magnetic parameter that fills of record to meet operation
Target realizes the classification adjustable magnetic of D.C. magnetic field.In addition, according to the required precision that reactor inductance value is adjusted, by swashing to direct current
Magnetic winding 32, which applies lesser DC current, can mix offer with Al-Ni-Co permanent magnet 33 and adjust D.C. magnetic field, so as to
Realize the stepless control of reactor inductance value, and fast response time, harmonic content are small.
Embodiment five as shown in Figure 9 and Figure 10, the reactor are a kind of single-phase two pillars direct current memory magnetic flux magnetic assist tune
Magnetic-type cross magnetization controlled reactor.The controlled reactor is by the alternate current operation winding 1 of single-phase type, the exchange work of two column structures
Make iron core 2 and the orthogonal magnetic assist magnetic regulating device 3 of one group of direct current memory magnetic flux forms, the alternate current operation winding 1 of single-phase type is sleeved on friendship
On a stem for flowing work iron core 2, the orthogonal magnetic assist magnetic regulating device 3 of direct current memory magnetic flux is set in the another of alternate current operation iron core 2
On one stem, i.e., the stem is passed through from the opening of orthogonal DC operation iron core 31.It is open across orthogonal DC operation iron core
Existing alternate current operation main flux in the stem in region, and have orthogonal DC control magnetic flux, and orthogonal in 90 degree.According to reactor electricity
The requirement that inductance value is adjusted, to Al-Ni-Co permanent magnet 33 carry out it is repeatedly irreversible online fill degaussing, and degaussing ginseng is filled according to record
Number calls the classification adjustable magnetic that D.C. magnetic field is realized to meet operational objective at any time.In addition, the essence adjusted according to reactor inductance value
Degree requires, and offer and tune can be mixed with Al-Ni-Co permanent magnet 33 by applying lesser DC current to DC magnetizing winding 32
D.C. magnetic field is saved, so as to realize the stepless control of reactor inductance value, and fast response time, harmonic content are small.
The present invention has following technical effect that 1) this reactor can at any time carry out online repeatedly Al-Ni-Co permanent magnet 33
It is irreversible to fill degaussing, and called at any time according to the magnetic parameter that fills of record to meet operational objective, realize the online of D.C. magnetic field
Adjustable magnetic, while only demagnetizing current is filled in application to DC magnetizing winding 32 within the very short time.Accordingly, with respect to by direct current work
Make the conventional orthogonal magnet controlled reactor of winding magnetic assist, this reactor has the exciting power of very little；2) this reactor reactance value is rung
Answer speed fast, control precision is high, and adjustable range is wide.This reactor is by applying lesser DC current to DC magnetizing winding 32
Can be mixed with Al-Ni-Co permanent magnet 33 offer and adjust D.C. magnetic field, on the one hand realize in this way reactance value quick response and
Accurate control, while compared with conventional orthogonal magnet controlled reactor, under identical exciting current, reactance value has broader adjusting
Range does not influence running efficiency of system；3) compared with conventional orthogonal controlled reactor, the magnetizing coil of this reactor is not in
On the circulation path for exchanging main flux, this just effectively inhibits the eddy-current loss in magnetizing coil conducting wire, while direct current and friendship
Major loop is flowed without electrical connection, no magnetic coupling, and then the high voltage and high current that avoid alternate current operation winding 1 are to DC magnetizing
The influence in circuit improves the reliability of reactor；4) peace of the orthogonal magnetic assist magnetic regulating device 3 of direct current memory magnetic flux of this reactor
Holding position is flexible, and replacement is convenient, has preferable craftsmanship.
The configuration of the present invention is simple, reactance value is linear, and can smooth adjustment in very large range, using alnico magnetic assist adjustable magnetic
The electromagnetic load for also greatly alleviating DC magnetizing winding, improves the operational efficiency of system.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (7)
1. one kind remembers magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current, it is characterised in that: including exchanging work
Make winding, alternate current operation iron core and the orthogonal magnetic assist magnetic regulating device of direct current memory magnetic flux, the direct current and remembers the orthogonal magnetic assist tune of magnetic flux
Magnetic device is by orthogonal DC operation iron core, DC magnetizing winding and with the Al-Ni-Co permanent magnet group of D.C. magnetic field memory function
Opening is equipped at, two sides of the orthogonal DC operation iron core, and the stem of alternate current operation iron core is from orthogonal DC operation iron core
Side opening in pass through, the Al-Ni-Co permanent magnet is embedded in the opening of the other side of orthogonal DC operation iron core, institute
It states DC magnetizing winding to be set around on Al-Ni-Co permanent magnet, the alternate current operation winding is set around on alternate current operation iron core；Direct current
Field winding can apply short-time pulse electric current, and direction forms and is alternately distributed, to change the level of magnetization of Al-Ni-Co permanent magnet
To provide and adjust orthogonal D.C. magnetic field；DC magnetizing winding can apply DC current, and offer is mixed with Al-Ni-Co permanent magnet
The orthogonal D.C. magnetic field with adjusting.
2. a kind of direct current that is based on according to claim 1 remembers magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor,
Be characterized in that: the direct current, which remembers the orthogonal magnetic assist magnetic regulating device of magnetic flux, to be swashed by two groups of orthogonal DC operation iron cores, two direct currents
Magnetic winding and two Al-Ni-Co permanent magnet compositions, two groups of orthogonal DC operation iron cores combine spelling, each positive alternating current-direct current
It is embedded with an Al-Ni-Co permanent magnet in the opening in the outside of work iron core, a direct current is arranged on each Al-Ni-Co permanent magnet
Field winding.
3. a kind of direct current that is based on according to claim 1 remembers magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor,
Be characterized in that: the controlled reactor is straight by the alternate current operation winding of three-phase type, the alternate current operation iron core of three pillar type structure and three groups
The orthogonal magnetic assist magnetic regulating device of stream memory magnetic flux forms, rotating around equipped with a phase alternate current operation on each stem of alternate current operation iron core
Winding, the upper end of every phase exchange Working winding are respectively equipped with the orthogonal magnetic assist magnetic regulating device of one group of direct current memory magnetic flux, three pillar type
Each stem of the alternate current operation iron core of structure is each passed through the opening of corresponding orthogonal DC operation iron core.
4. a kind of direct current that is based on according to claim 1 remembers magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor,
Be characterized in that: the controlled reactor is straight by the alternate current operation winding of three-phase type, the alternate current operation iron core of three pillar type structure and three groups
The orthogonal magnetic assist magnetic regulating device of stream memory magnetic flux forms, rotating around equipped with a phase alternate current operation on each stem of alternate current operation iron core
Winding, every phase, which exchanges, is respectively equipped with the orthogonal magnetic assist magnetic regulating device of one group of direct current memory magnetic flux, three pillar type knot in the middle part of Working winding
Each stem of the alternate current operation iron core of structure is each passed through the opening of corresponding orthogonal DC operation iron core.
5. a kind of direct current that is based on according to claim 1 remembers magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor,
Be characterized in that: the controlled reactor is straight by the alternate current operation winding of single-phase type, the alternate current operation iron core of three pillar type structure and two groups
The orthogonal magnetic assist magnetic regulating device composition of stream memory magnetic flux, the alternate current operation winding of single-phase type are sleeved on the alternate current operation of three pillar type structure
On the stem in the middle position of iron core, it is respectively equipped on two stems of the edge position of the alternate current operation iron core of three pillar type structure
The orthogonal magnetic assist magnetic regulating device of one group of direct current memory magnetic flux, the stem difference of the edge position of the alternate current operation iron core of three pillar type structure
Across the opening of corresponding orthogonal DC operation iron core.
6. a kind of direct current that is based on according to claim 1 remembers magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor,
Be characterized in that: the controlled reactor is by the alternate current operation winding of two groups of single-phase types, the alternate current operation iron core and one of three pillar type structure
The orthogonal magnetic assist magnetic regulating device composition of group direct current memory magnetic flux, alternate current operation iron core are distinguished on each stem of edge position
It is arranged with the alternate current operation winding of one group of single-phase type, the orthogonal magnetic assist magnetic regulating device of direct current memory magnetic flux is installed on alternate current operation iron core
Middle position stem on, the stem in the middle position of alternate current operation iron core is worn from the opening of orthogonal DC operation iron core
It crosses.
7. a kind of direct current that is based on according to claim 1 remembers magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor,
Be characterized in that: the controlled reactor is straight by the alternate current operation winding of single-phase type, the alternate current operation iron core of two column structures and one group
The orthogonal magnetic assist magnetic regulating device composition of stream memory magnetic flux, the alternate current operation winding of single-phase type are sleeved on a heart of alternate current operation iron core
On column, the orthogonal magnetic assist magnetic regulating device of direct current memory magnetic flux is set on another stem of alternate current operation iron core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396998.5A CN106992068B (en) | 2017-05-31 | 2017-05-31 | One kind remembering magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396998.5A CN106992068B (en) | 2017-05-31 | 2017-05-31 | One kind remembering magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106992068A CN106992068A (en) | 2017-07-28 |
| CN106992068B true CN106992068B (en) | 2018-12-21 |
Family
ID=59421304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710396998.5A Active CN106992068B (en) | 2017-05-31 | 2017-05-31 | One kind remembering magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106992068B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110677047B (en) * | 2019-09-30 | 2021-08-06 | 西安电子科技大学 | LLC resonant converter based on variable inductance |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208244B (en) * | 2011-02-24 | 2012-12-12 | 中国科学院电工研究所 | Orthogonal magnetized single-phase controllable reactor |
| DE102011000980B9 (en) * | 2011-02-28 | 2014-12-31 | Sma Solar Technology Ag | Choke with dynamic bias |
| CN103187145A (en) * | 2011-12-28 | 2013-07-03 | 北京云电英纳超导电缆有限公司 | Crossed iron core type controlled reactor |
| CN104505239A (en) * | 2015-01-14 | 2015-04-08 | 东南大学 | Mixed magnetic biasing magnetic saturation controllable electric reactor |
| CN104505237A (en) * | 2015-01-14 | 2015-04-08 | 东南大学 | Adjustable reactor based on cross magnetization principle |
| CN105262072B (en) * | 2015-11-20 | 2017-10-03 | 武汉大学 | A kind of hybrid magnetic saturation fault current limiter |
| CN206774381U (en) * | 2017-05-31 | 2017-12-19 | 苏州吴变电气科技有限公司 | One kind is based on direct current memory magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor |
-
2017
- 2017-05-31 CN CN201710396998.5A patent/CN106992068B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106992068A (en) | 2017-07-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206774381U (en) | One kind is based on direct current memory magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor | |
| Na et al. | Design and tests of prototype hybrid superconducting fault current limiter with fast switch | |
| Chen et al. | DC bias treatment of hybrid type transformer based on magnetic flux modulation mechanism | |
| RU123598U1 (en) | THREE PHASE CONTROLLED REACTOR | |
| CN106992068B (en) | One kind remembering magnetic flux magnetic assist adjustable magnetic type cross magnetization controlled reactor based on direct current | |
| CN110690029A (en) | Iron core structure and virtual air gap type controllable reactor (VCR) | |
| CN105826064A (en) | Adjustable reactor based on magnetic circuit conversion | |
| CN102982970B (en) | A kind of many magnetic valve type controllable reactors | |
| CN104425116B (en) | A kind of magnetic controllable transformer | |
| CN106783106B (en) | A kind of orthogonal coupled mode mixing iron core type superconductive controllable reactor | |
| Nakamura et al. | Basic characteristics of lap-winding type three-phase laminated-core variable inductor | |
| CN100483575C (en) | Non-contact controllable reactor | |
| CN205828120U (en) | A kind of REgulatable reactor based on magnetic circuit conversion | |
| CN104953850A (en) | Multifunctional transformer with high response speed | |
| CN102682956A (en) | Vertical double excitation controllable electric reactor | |
| Dolan et al. | Harmonics and dynamic response of a virtual air gap variable reactor | |
| CN104485824A (en) | Multifunctional transformer with isolated magnetic control | |
| CN111711368B (en) | Voltage conversion device and three-phase voltage conversion device | |
| CN110415938B (en) | Iron core structure of magnetically controlled reactor and design method | |
| CN104795202A (en) | Saturable reactor shortening transient response time | |
| CN209591774U (en) | Mixed type magnet controlled reactor | |
| CN102208244A (en) | Orthogonal magnetized single-phase controllable reactor | |
| Chen et al. | Design of distribution devices for smart grid based on magnetically tunable nanocomposite | |
| CN206003595U (en) | A kind of transformer type controlled reactor magnetic integrated system | |
| CN104505237A (en) | Adjustable reactor based on cross magnetization principle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |