RU2012141778A - METHOD FOR DETERMINING THE IMPROVEMENT COEFFICIENT OF ELECTRIC MACHINE WINDING - Google Patents
METHOD FOR DETERMINING THE IMPROVEMENT COEFFICIENT OF ELECTRIC MACHINE WINDING Download PDFInfo
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- RU2012141778A RU2012141778A RU2012141778/07A RU2012141778A RU2012141778A RU 2012141778 A RU2012141778 A RU 2012141778A RU 2012141778/07 A RU2012141778/07 A RU 2012141778/07A RU 2012141778 A RU2012141778 A RU 2012141778A RU 2012141778 A RU2012141778 A RU 2012141778A
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- impregnation
- winding
- phases
- insulation
- wire
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Abstract
Способ определения коэффициента пропитки обмоток электрических машин, характеризующего степень заполнения пропиточным составом полостей обмотки, при котором у каждой обмотки из данной партии измеряют электрические параметры до пропитки и после пропитки и сушки, отличающий тем, что, в качестве электрических параметров выбраны емкости двух фаз обмотки соединенной в звезду, которые поочередно измеряют до пропитки С, С, Си после пропитки С, С, Сотносительно корпуса, после чего по результатам измерений определяют коэффициент пропитки каждых двух фаз К, К,Кпо формулам,,,где- эквивалентная емкость последовательно соединенных емкостей эмали и корпусной изоляции двух фаз обмотки, р - количество пазов в магнитном сердечнике; S - площадь паза; ε=8,854187·10- электрическая постоянная; S - площадь паза; ε- диэлектрическая проницаемость эмалевой пленки провода обмотки; ε- диэлектрическая проницаемость корпусной изоляции d- толщина эмалевой изоляции провода; d- толщина корпусной изоляции провода, после чего определяют коэффициенты пропитки каждой фазы обмотки по формуламК=К-К+К,К=К-К+К,К=К-К+К,где К, К, К- коэффициенты пропитки 1-й, 2-й, 3-й фазы соответственно.A method for determining the coefficient of impregnation of the windings of electric machines, which characterizes the degree of filling with the impregnating composition of the cavities of the winding, in which each winding from this batch measures the electrical parameters before impregnation and after impregnation and drying, characterized in that, as the electrical parameters, the capacities of the two phases of the winding connected in a star, which are alternately measured before impregnation of C, C, C after impregnation of C, C, Relative to the housing, after which the impregnation coefficient of each x two phases K, K, Kpo according to the formulas ,,, where is the equivalent capacity of the enamel containers and case insulation of the two winding phases in series, p is the number of grooves in the magnetic core; S is the area of the groove; ε = 8.854187 · 10 - electric constant; S is the area of the groove; ε is the dielectric constant of the enamel film of the winding wire; ε- dielectric constant of case insulation d- thickness of enamel insulation of a wire; d is the thickness of the housing insulation of the wire, after which the coefficients of impregnation of each phase of the winding are determined by the formulas K = K-K + K, K = K-K + K, K = K-K + K, where K, K, K are the impregnation coefficients 1 2nd, 2nd, 3rd phases, respectively.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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RU2012141778/07A RU2510771C1 (en) | 2012-10-01 | 2012-10-01 | Method for determination of impregnation coefficient for electrical machines coils |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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RU2012141778/07A RU2510771C1 (en) | 2012-10-01 | 2012-10-01 | Method for determination of impregnation coefficient for electrical machines coils |
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RU2012141778A true RU2012141778A (en) | 2014-04-10 |
RU2510771C1 RU2510771C1 (en) | 2014-04-10 |
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RU2012141778/07A RU2510771C1 (en) | 2012-10-01 | 2012-10-01 | Method for determination of impregnation coefficient for electrical machines coils |
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Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1241361A1 (en) * | 1983-06-24 | 1986-06-30 | Томский Институт Автоматизированных Систем Управления И Радиоэлектроники | Method of determining impregnation factor of windings |
GB2154157B (en) * | 1983-12-21 | 1987-06-03 | Gen Electric | Coating windings in dynamoelectric machine |
DE3531039A1 (en) * | 1985-08-30 | 1987-03-12 | Veser F | Installation having devices for removing and replacing windings of electrical machines |
SU1654932A1 (en) * | 1989-02-09 | 1991-06-07 | Томский Институт Автоматизированных Систем Управления И Радиоэлектроники | Method for measuring factor of electric machine windings impregnation with soldifiable polymer compound |
SU1718343A1 (en) * | 1989-06-26 | 1992-03-07 | Томский Институт Автоматизированных Систем Управления И Радиоэлектроники | The method of definition of impregnation factor of windings of motors and device for its realization |
SU1742947A1 (en) * | 1989-07-19 | 1992-06-23 | Центральный научно-исследовательский институт судовой электротехники и технологии | Method of electrical machine winding impregnation quality inspection |
SU1709470A1 (en) * | 1990-02-01 | 1992-01-30 | Томский Институт Автоматизированных Систем Управления И Радиоэлектроники | Method of determining the coefficient of impregnating electric machine windings with curable resin |
SE0401755D0 (en) * | 2004-07-05 | 2004-07-05 | Alstom Technology Ltd | Method for mounting rotor windings with consolidated coils |
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2012
- 2012-10-01 RU RU2012141778/07A patent/RU2510771C1/en not_active IP Right Cessation
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RU2510771C1 (en) | 2014-04-10 |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20161002 |