CN106847462A - A kind of field coil non-integer circle winding - Google Patents
A kind of field coil non-integer circle winding Download PDFInfo
- Publication number
- CN106847462A CN106847462A CN201611108780.7A CN201611108780A CN106847462A CN 106847462 A CN106847462 A CN 106847462A CN 201611108780 A CN201611108780 A CN 201611108780A CN 106847462 A CN106847462 A CN 106847462A
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- integer
- cable
- field coil
- fractional part
- winding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
Abstract
The invention discloses a kind of field coil non-integer circle winding, it is to avoid the uncontrollable problem of uniformity levels in the homogeneity range that shunting debugging brings.A kind of total number of turns value of field coil non-integer circle winding includes integer part and fractional part, and integer part is 0 or positive integer；When integer part is more than 0, using Stranded cable, coiling is realized according to a conventional method；Integer part is connected with fractional part；Fractional part uses Stranded cable, fractional part Stranded cable is included without shunting part and needing to shunt part, the cable that need not shunt part is wound on the skeleton of field coil, it is necessary to oppositely wound on the skeleton of field coil after shunting the cable doubling of part in the usual way；Need not shunt partial cables number of share of stock and fractional part Stranded cable total number of share of stock ratio as closely as possible equal to field coil non-integer circle winding total number of turns value fractional part.
Description
Technical field
The present invention relates to field coil winding technology field, and in particular to a kind of field coil non-integer circle winding.
Background technology
, it is necessary to use big homogeneity range in many magnetics engineering and technological research such as model ship, the magnetic research of satellite
Field system, in order to reduce cost, it is necessary to reduce the profile of field system as much as possible on the basis of homogeneity range size is ensured
Size.It is to reduce the effective ways of appearance and size using magnetic coil system mode.In order to ensure the true field in homogeneity range
As close possible to theoretical value, the coil windings turn ratio of magnetic coil system is usually non-integer to the uniformity.In order to realize magnetic
The non-integer circle winding of field coil, in Measurement Laboratory, is typically realized by the way of circuit shunting.And in engineering test
In, the environmental condition in its laboratory, shunting debugging capability of tester etc. are typically unable to reach the level of Measurement Laboratory.Cause
This needs to study the realization of field coil non-integer circle winding that is a kind of relatively easy and can guarantee that uniformity levels in homogeneity range
Method.
The content of the invention
In view of this, the invention provides a kind of field coil non-integer circle winding, it is to avoid existing field coil winding
The number of turn rounds the problem of the magnetic field homogeneity decline that coiling brings.
The present invention is achieved by the following technical solutions：
A kind of field coil non-integer circle winding, the total number of turns value of the winding includes integer part and fractional part, whole
Number part is 0 or positive integer；When integer part is more than 0, using Stranded cable, coiling is realized according to a conventional method；Integer part with
Fractional part is connected；Fractional part uses Stranded cable, and fractional part Stranded cable is including without shunting part and needing shunting
Part, the cable without shunting part is wound on the skeleton of field coil, it is necessary to shunt the cable pair of part in the usual way
It is oppositely wound on the skeleton of field coil after folding；Total number of share of stock of partial cables number of share of stock and fractional part Stranded cable need not be shunted
Ratio as closely as possible equal to field coil non-integer circle winding total number of turns value fractional part.
Wherein, the winding method of fractional part is：
Fractional part is set to wx, wxIt is a certain decimal in interval (0,1), by wxApproximately it is converted into fraction：
Wherein m is the total number of share of stock of Stranded cable, and n is integer, and m meets the actual conditions of cable product, selects m≤20, according to wx
Size selection m, byDetermine n；N bursts of coiling according to a conventional method in m strands of cable, remaining m-n bursts of per share centre of cable
It is oppositely wound after doubling.
Further, twisted-pair feeder braiding is carried out after the m-n bursts of per share middle doubling of cable.
Beneficial effect：
(1) fractional part uses Stranded cable in the present invention, and m is the total number of share of stock of Stranded cable, and part need not be shunted in cable
It is wound in the usual way on the skeleton of field coil, it is necessary to the oppositely wound skeleton in field coil after the part doubling of shunting
On, when the total current in Stranded cable is I, the electric current in per share cable isIn the middle of m-n strands of cable after doubling reversely around
When processed, whereinElectric current cancels each other, and the electric current that magnetic field is actually reappeared in the winding isIt is equivalent to and realizes's
Non-integer circle field coil, realizes the fractional part of winding.
(2) present invention in field coil non-integer winding in need shunting partial cables doubling after it is oppositely wound, remaining
Part coiling according to a conventional method, method is simple, easily implementation, and field coil non-integer circle winding is can be achieved with without shunt circuit,
Greatly reduce the requirement that shunt circuit shunts debugging capability to laboratory environment condition, tester, it is ensured that field homogeneity
Uniformity levels in area.
(3) the field coil non-integer winding in the present invention is without shunt circuit, and cost of manufacture is relatively low.
Brief description of the drawings
Fig. 1 is the schematic diagram of Stranded cable shunting；
Fig. 2 is the equivalent circuit diagram of Stranded cable shunting.
Specific embodiment
Develop simultaneously embodiment below in conjunction with the accompanying drawings, and the present invention will be described in detail.
A kind of field coil non-integer circle winding, the total number of turns value of the winding includes integer part and fractional part, whole
Number part is 0 or positive integer；When integer part is more than 0, using Stranded cable, coiling is realized according to a conventional method；Integer part with
Fractional part is connected；Fractional part uses Stranded cable, and fractional part Stranded cable is including without shunting part and needing shunting
Part, the cable without shunting part is wound on the skeleton of field coil, it is necessary to shunt the cable pair of part in the usual way
It is oppositely wound on the skeleton of field coil after folding；Total number of share of stock of partial cables number of share of stock and fractional part Stranded cable need not be shunted
Ratio as closely as possible equal to field coil non-integer circle winding total number of turns value fractional part.
If winding total number of turns is w0+wx, wherein w0It is natural number, belongs to the integer part of field coil non-integer circle winding,
w0The coiling according to a conventional method of circle winding；wxIt is a certain decimal in interval (0,1), belongs to the small of field coil non-integer circle winding
Number part, wherein, the winding method of fractional part is：
Fractional part is set to wx, wxIt is a certain decimal in interval (0,1), by wxApproximately it is converted into fraction：
Wherein m is the total number of share of stock of Stranded cable, and n is integer, and m meets the actual conditions of cable product, selects m≤20, according to wx
Size selection m, byDetermine n；N bursts of coiling according to a conventional method in m strands of cable, remaining m-n bursts of per share centre of cable
It is oppositely wound after doubling.
Further, twisted-pair feeder braiding is carried out after the m-n bursts of per share middle doubling of cable.
Stranded cable is small for m by the total number of share of stock of cable as shown in figure 1, realize the fractional part winding that the total number of share of stock of cable is m
Number part winding and w0Circle windings in series, completes the making of field coil non-integer circle winding.Whole process is ensured used by coiling
Cable occurs without open circuit.
As shown in Fig. 2 wherein R1, R2 ..., Rn ..., Rm represent respectively in m strands of cable of a circle winding coil one
Stock.R1=R2=...=Rn=...=Rm, when the total current in winding is I, the electric current in per share cable ism-
When oppositely wound after doubling in the middle of n strands of cable, whereinElectric current is cancelled each other, and the electric current in magnetic field is actually reappeared in the winding
ForIt is equivalent to and realizesNon-integer circle field coil.
After field coil normal power-up, it is assumed that the magnetic field of single-turn circular coil winding reproduction is B, then m strand cable is actual reappears
Magnetic field isThe total magnetic field of field coil reproduction isIt is approximately (w0+wx) B, it is equivalent to and realizes w0+wx
The non-integer circle winding of circle.
In sum, presently preferred embodiments of the present invention is these are only, is not intended to limit the scope of the present invention.
All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in of the invention
Within protection domain.
Claims (3)
1. a kind of field coil non-integer circle winding, it is characterised in that the total number of turns value of the winding include integer part with it is small
Number part, integer part is 0 or positive integer；When integer part is more than 0, using Stranded cable, coiling is realized according to a conventional method；
Integer part is connected with fractional part；Fractional part uses Stranded cable, and fractional part Stranded cable is including that need not shunt part
With need to shunt part, the cable without shunting part is wound on the skeleton of field coil, it is necessary to distributary division in the usual way
It is oppositely wound on the skeleton of field coil after the cable doubling for dividing；Partial cables number of share of stock need not be shunted with fractional part multiply electricity
Total number of turns value fractional part of the ratio of total number of share of stock of cable as closely as possible equal to field coil non-integer circle winding.
2. field coil non-integer circle winding as claimed in claim 1, it is characterised in that the winding method of the fractional part
For：
Fractional part is set to wx, wxIt is a certain decimal in interval (0,1), by wxApproximately it is converted into fraction：
Wherein m is the total number of share of stock of Stranded cable, and n is integer, and m meets the actual conditions of cable product, selects m≤20, according to wxSize
Selection m, byDetermine n；N bursts of coiling according to a conventional method in m strands of cable, after remaining m-n bursts of per share middle doubling of cable
It is oppositely wound.
3. field coil non-integer circle winding as claimed in claim 2, is carried out double after the per share middle doubling of m-n strands of cable
Twisted wire weaves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611108780.7A CN106847462B (en) | 2016-12-06 | 2016-12-06 | A kind of field coil non-integer circle winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611108780.7A CN106847462B (en) | 2016-12-06 | 2016-12-06 | A kind of field coil non-integer circle winding |
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| Publication Number | Publication Date |
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| CN106847462A true CN106847462A (en) | 2017-06-13 |
| CN106847462B CN106847462B (en) | 2019-11-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637770A (en) * | 2018-12-25 | 2019-04-16 | 中国船舶重工集团公司第七0研究所 | A method of by shunting equivalent non-integer circle field coil |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508820A (en) * | 2002-12-19 | 2004-06-30 | 刘国泉 | Transformer for switching power source for computer and method for winding oil winding thereof |
| CN102136336A (en) * | 2010-12-29 | 2011-07-27 | 中国船舶重工集团公司第七一○研究所 | Method for compensating heterogeneity of magnetic field coil by shunting |
| US20110260562A1 (en) * | 2010-04-26 | 2011-10-27 | Remy International, Inc. | Solenoid with Reverse Turn Spool Hub Projection |
| CN103454461A (en) * | 2013-09-05 | 2013-12-18 | 中国船舶重工集团公司第七一〇研究所 | Method for compensating heterogeneity of shield magnetic field coil through winding |
-
2016
- 2016-12-06 CN CN201611108780.7A patent/CN106847462B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508820A (en) * | 2002-12-19 | 2004-06-30 | 刘国泉 | Transformer for switching power source for computer and method for winding oil winding thereof |
| US20110260562A1 (en) * | 2010-04-26 | 2011-10-27 | Remy International, Inc. | Solenoid with Reverse Turn Spool Hub Projection |
| CN102136336A (en) * | 2010-12-29 | 2011-07-27 | 中国船舶重工集团公司第七一○研究所 | Method for compensating heterogeneity of magnetic field coil by shunting |
| CN103454461A (en) * | 2013-09-05 | 2013-12-18 | 中国船舶重工集团公司第七一〇研究所 | Method for compensating heterogeneity of shield magnetic field coil through winding |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637770A (en) * | 2018-12-25 | 2019-04-16 | 中国船舶重工集团公司第七0研究所 | A method of by shunting equivalent non-integer circle field coil |
| CN109637770B (en) * | 2018-12-25 | 2021-05-28 | 中国船舶重工集团公司第七一0研究所 | Method for shunting equivalent non-integer turn magnetic field coil |
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| CN106847462B (en) | 2019-11-15 |
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