CN103929038B - Stationary magnetic field magnetic conduction slide block transformation device - Google Patents
Stationary magnetic field magnetic conduction slide block transformation device Download PDFInfo
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- CN103929038B CN103929038B CN201410183444.3A CN201410183444A CN103929038B CN 103929038 B CN103929038 B CN 103929038B CN 201410183444 A CN201410183444 A CN 201410183444A CN 103929038 B CN103929038 B CN 103929038B
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- magnetic conduction
- slide block
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- 230000009466 transformation Effects 0.000 title claims abstract description 11
- 230000006698 induction Effects 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
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- 230000001939 inductive effect Effects 0.000 description 1
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Abstract
Stationary magnetic field provided by the invention magnetic conduction slide block transformation device, belongs to power transformation technology field, mainly solves the eddy-current loss that produces in magnetic conduction substance of prior art alternating magnetic field and the bigger problem of magnetic hystersis loss.Including magnetic conduction slide block, haulage gear, air gap, induction coil, magnetizing coil, sensing work magnetic circuit, magnetic conduction bypass and magnetic circuit；Described magnetic conduction slide block is positioned at air gap, and is driven it to move back and forth in air gap by haulage gear, and described magnetizing coil is connected around with DC source；Described sensing work magnetic circuit sectional area is equal to the sectional area of magnetic circuit, the sectional area of described magnetic conduction bypass is also equal to the sectional area of magnetic circuit, one end of magnetic conduction bypass is arranged side by side with one end of sensing work magnetic circuit, forming an air gap end face of air gap, the other end of magnetic conduction bypass is connected with magnetic circuit with after the other end parallel connection of sensing work magnetic circuit；One end section of described magnetic circuit is gradually increased so that the area equation of termination area Yu air gap end face, and air gap end face is separated by a distance just right, forms air gap.
Description
Technical field
The invention belongs to power transformation technology field, be specifically related to stationary magnetic field magnetic conduction slide block transformation device.
Background technology
In distance magnetic circuit transmission electrical energy system, the alternating magnetic field in magnetic circuit, the eddy-current loss produced in magnetic conduction substance and magnetic hystersis loss are relatively big, and stationary magnetic field is without eddy-current loss and magnetic hystersis loss.But stationary magnetic field cannot produce electromotive force in coil, in closed circuit, do not produce electric current yet.
Summary of the invention
Present invention aim to address prior art Problems existing, it is provided that be limited in by time-varying magnetic field within induction coil, the magnetic field in magnetic circuit outside induction coil remains unchanged, and the stationary magnetic field magnetic conduction slide block transformation device of eddy-current loss and magnetic hystersis loss is greatly decreased.
The present invention solves that above-mentioned technical problem adopts the technical scheme that:
Stationary magnetic field magnetic conduction slide block transformation device, is characterized in: include magnetic conduction slide block, haulage gear, air gap, induction coil, magnetizing coil, sensing work magnetic circuit, magnetic conduction bypass and magnetic circuit；Described magnetic conduction slide block is positioned at air gap, and is driven it to move back and forth in air gap by haulage gear, and described induction coil is wound on sensing work magnetic circuit；Described magnetizing coil is wound on described magnetic circuit and is connected with DC source；Described sensing work magnetic circuit sectional area is equal to the sectional area of magnetic circuit, the sectional area of described magnetic conduction bypass is also equal to the sectional area of magnetic circuit, one end of magnetic conduction bypass is arranged side by side with one end of sensing work magnetic circuit, forming an air gap end face of air gap, the other end of magnetic conduction bypass is connected with magnetic circuit with after the other end parallel connection of sensing work magnetic circuit；One end section of described magnetic circuit is gradually increased so that the area equation of termination area Yu air gap end face, and termination and air gap end face separated by a distance just right, formed air gap.
The area in two faces that described magnetic conduction slide block is corresponding with air gap end face is equal to the sectional area of magnetic circuit；In described air gap, the area of two opposite faces is the twice in magnetic circuit cross section.
The present invention compared with prior art, has the advantages that
The present invention adopts the reciprocating motion of magnetic conduction slide block, change the magnetic induction in sensing work magnetic circuit, magnetic conduction bypass is adopted to make the magnetic induction in the magnetic circuit except sensing work magnetic circuit and magnetic conduction bypass keep constant, thus decreasing eddy-current loss to greatest extent, by passing to the stationary magnetic field that unidirectional current is set up in magnetizing coil, without magnetic hystersis loss.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
In figure: 1 magnetic conduction slide block；2 haulage gears；3 induction coils；4 sensing work magnetic circuits；5 air gap end faces；6 magnetic conduction bypasses；7 magnetic circuits；8 air gaps；9 magnetizing coils；10 end faces.
Detailed description of the invention
As it is shown in figure 1, stationary magnetic field magnetic conduction slide block transformation device, including magnetic conduction slide block 1, haulage gear 2, air gap 8, induction coil 3, magnetizing coil 9, sensing work magnetic circuit 4, magnetic conduction bypass 6 and magnetic circuit 7；Described magnetic conduction slide block 1 is positioned at air gap 8, and is driven it to move back and forth in air gap 8 by haulage gear 2, and described induction coil 3 is wound on sensing work magnetic circuit 4；Described magnetizing coil 9 is wound on described magnetic circuit 7 and is connected with DC source；Described sensing work magnetic circuit 4 sectional area is equal to the sectional area of magnetic circuit 7, the sectional area of described magnetic conduction bypass 6 is also equal to the sectional area of magnetic circuit 7, one end of magnetic conduction bypass 6 is arranged side by side with one end of sensing work magnetic circuit 4, forming an air gap end face 5 of air gap 8, the other end of magnetic conduction bypass 6 is connected with magnetic circuit 7 with after the other end parallel connection of sensing work magnetic circuit 4；One end section of described magnetic circuit 7 is gradually increased so that the area equation of termination 10 area Yu air gap end face 5, and termination 10 is separated by a distance just right with air gap end face 5, forms air gap 8.
The area in two faces that described magnetic conduction slide block 1 is corresponding with air gap end face 5 is equal to the sectional area of magnetic circuit 7；The twice that area is magnetic circuit cross section of interior two opposite faces of described air gap 8.
Work process and principle:
When the present invention works, after described magnetizing coil connects with DC source, magnetic circuit 7 sets up stationary magnetic field, at air gap 8 place, the magnetic line of force is most enters sensing work magnetic circuit 4 or magnetic conduction bypass 67 Guan Bi in magnetic through magnetic conduction slide block 1, and along with the reciprocating motion of magnetic conduction slide block 1, the quantity of the magnetic line of force entering sensing work magnetic circuit 4 is being continually changing, form the magnetic field of change, thus inducing alternating current in induction coil 3.Change the reciprocating cycle of magnetic conduction slide block 1, thus it is possible to vary the frequency of alternating current in induction coil 3.
Claims (2)
1. stationary magnetic field magnetic conduction slide block transformation device, is characterized in that: include magnetic conduction slide block (1), haulage gear (2), air gap (8), induction coil (3), magnetizing coil (9), sensing work magnetic circuit (4), magnetic conduction bypass (6) and magnetic circuit (7)；Described magnetic conduction slide block (1) is positioned at air gap (8), and being driven it to move back and forth in air gap (8) by haulage gear (2), described induction coil (3) is wound in sensing work magnetic circuit (4)；Described magnetizing coil (9) is wound on described magnetic circuit (7) and above and is connected with DC source；Described sensing work magnetic circuit (4) sectional area is equal to the sectional area of magnetic circuit (7), the sectional area of described magnetic conduction bypass (6) is also equal to the sectional area of magnetic circuit (7), one end of magnetic conduction bypass (6) is arranged side by side with one end of sensing work magnetic circuit (4), forming an air gap end face (5) of air gap (8), the other end of magnetic conduction bypass (6) is connected with magnetic circuit (7) with after the other end parallel connection of sensing work magnetic circuit (4)；One end section of described magnetic circuit (7) is gradually increased so that the area equation of termination (10) area Yu air gap end face (5), and termination (10) are separated by a distance just right with air gap end face (5), form air gap (8).
2. stationary magnetic field according to claim 1 magnetic conduction slide block transformation device, is characterized in that: the area in two faces that described magnetic conduction slide block (1) is corresponding with air gap end face (5) is equal to the sectional area of magnetic circuit (7)；The twice that area is magnetic circuit (7) cross section of interior two opposite faces of described air gap (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410183444.3A CN103929038B (en) | 2014-04-30 | 2014-04-30 | Stationary magnetic field magnetic conduction slide block transformation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410183444.3A CN103929038B (en) | 2014-04-30 | 2014-04-30 | Stationary magnetic field magnetic conduction slide block transformation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103929038A CN103929038A (en) | 2014-07-16 |
| CN103929038B true CN103929038B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410183444.3A Active CN103929038B (en) | 2014-04-30 | 2014-04-30 | Stationary magnetic field magnetic conduction slide block transformation device |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012039824A (en) * | 2010-08-10 | 2012-02-23 | Brother Ind Ltd | Vibration generator |
| WO2013159248A1 (en) * | 2012-04-28 | 2013-10-31 | 深圳蓝色飞舞科技有限公司 | Electromagnetic energy converter |
| CN203301336U (en) * | 2013-03-18 | 2013-11-20 | 张建平 | Wave energy and vibration energy generator |
| CN203554250U (en) * | 2013-09-25 | 2014-04-16 | 河北工业大学 | Electromagnetic type vibration generator |
| CN203827152U (en) * | 2014-04-30 | 2014-09-10 | 国家电网公司 | A constant magnetic field magnetic conductive slide block power transformation apparatus |
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2014
- 2014-04-30 CN CN201410183444.3A patent/CN103929038B/en active Active
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| CN103929038A (en) | 2014-07-16 |
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