RU2011117858A - DEVICE FOR MEASURING ACTIVE RESISTANCE OF ELECTROTECHNICAL EQUIPMENT WINDING - Google Patents
DEVICE FOR MEASURING ACTIVE RESISTANCE OF ELECTROTECHNICAL EQUIPMENT WINDING Download PDFInfo
- Publication number
- RU2011117858A RU2011117858A RU2011117858/28A RU2011117858A RU2011117858A RU 2011117858 A RU2011117858 A RU 2011117858A RU 2011117858/28 A RU2011117858/28 A RU 2011117858/28A RU 2011117858 A RU2011117858 A RU 2011117858A RU 2011117858 A RU2011117858 A RU 2011117858A
- Authority
- RU
- Russia
- Prior art keywords
- current
- input
- output
- winding
- control input
- Prior art date
Links
Abstract
Устройство для измерения активного сопротивления обмоток электротехнического оборудования, содержащее стабилизатор тока, вход которого соединен с первым полюсом блока питания, а выход - с одним концом обмотки, другой конец которой через блок нормирования тока соединен со вторым полюсом блока питания, а потенциальные выводы блока нормирования тока подключены ко входу первого аналого-цифрового преобразователя; блок нормирования напряжения, ко входу которого присоединены оба конца обмотки, а выход подключен ко входу второго аналого-цифрового преобразователя; микропроцессор, к входам которого присоединены выходы обоих аналого-цифровых преобразователей и клавиатура, а выходы микропроцессора соединены с дисплеем, с входом управления коэффициентом деления напряжения блока нормирования напряжения, с входом управления блока нормирования тока и с входом управления стабилизатора тока для задания тока, величина которого автоматически рассчитывается на основе предварительного измерения значения активного сопротивления обмотки, отличающееся тем, что между первым полюсом блока питания и входом стабилизатора тока включен импульсный стабилизатор напряжения, вход управления величиной выходного напряжения которого соединен с выходом микропроцессора, а стабилизатор тока выполнен в виде линейного стабилизатора тока. A device for measuring the active resistance of windings of electrical equipment, containing a current stabilizer, the input of which is connected to the first pole of the power supply, and the output to one end of the winding, the other end of which is connected to the second pole of the power supply through the current rating block, and the potential terminals of the current rating block connected to the input of the first analog-to-digital converter; voltage regulation unit, to the input of which both ends of the winding are connected, and the output is connected to the input of the second analog-to-digital converter; a microprocessor, the inputs of which are connected to the outputs of both analog-to-digital converters and a keyboard, and the outputs of the microprocessor are connected to the display, to the voltage division ratio control input of the voltage regulation unit, with the control input of the current regulation unit and with the current stabilizer control input for setting the current, the value of which automatically calculated on the basis of a preliminary measurement of the value of the active resistance of the winding, characterized in that between the first pole of the power supply and the input with abilizatora current pulse switched voltage regulator, the output voltage value of the control input of which is connected to the output of the microprocessor, and a current stabilizer is designed as a linear current regulator.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011117858/28A RU2480774C2 (en) | 2011-05-03 | 2011-05-03 | Device to measure active resistance of electrical equipment windings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011117858/28A RU2480774C2 (en) | 2011-05-03 | 2011-05-03 | Device to measure active resistance of electrical equipment windings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2011117858A true RU2011117858A (en) | 2012-11-10 |
| RU2480774C2 RU2480774C2 (en) | 2013-04-27 |
Family
ID=47322016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011117858/28A RU2480774C2 (en) | 2011-05-03 | 2011-05-03 | Device to measure active resistance of electrical equipment windings |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2480774C2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2531850C1 (en) * | 2013-05-31 | 2014-10-27 | Общество с ограниченной ответственностью "СКБ электротехнического приборостроения" | Method to measure resistance to dc in windings of electric equipment |
| RU2653173C2 (en) * | 2016-08-22 | 2018-05-07 | Общество с ограниченной ответственностью "Челэнергоприбор" | Method of measuring resistance to direct current |
| RU2696365C1 (en) * | 2018-08-01 | 2019-08-01 | Общество с ограниченной ответственностью "Челэнергоприбор" | Method of measuring resistance to direct current |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1195282A1 (en) * | 1983-10-11 | 1985-11-30 | Научно-исследовательский и проектно-конструкторский институт по проблемам развития Канско-Ачинского угольного бассейна | Method of determining resistance of alternating current machine and transformer windings |
| CN2593206Y (en) * | 2002-12-25 | 2003-12-17 | 上海电动工具研究所 | Motor winding welding and coil resistance measuring clamp |
| RU2281523C1 (en) * | 2004-12-03 | 2006-08-10 | Георгий Михайлович Михеев | Device for measuring dc resistance of grounded-neutral three-phase power transformer windings |
| US7106078B1 (en) * | 2005-08-03 | 2006-09-12 | James G. Biddle Company | Method and apparatus for measuring transformer winding resistance |
| DE102008024250B4 (en) * | 2008-05-19 | 2024-02-22 | Sew-Eurodrive Gmbh & Co Kg | Method for determining the winding resistance of electrical machines powered by converters by means of direct current component injection without interrupting operation |
| JP5306859B2 (en) * | 2009-03-03 | 2013-10-02 | 日置電機株式会社 | Resistance measuring device |
| CN201281727Y (en) * | 2008-10-23 | 2009-07-29 | 杭州河合电器股份有限公司 | Device for measuring electric resistance of winding |
-
2011
- 2011-05-03 RU RU2011117858/28A patent/RU2480774C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2480774C2 (en) | 2013-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IN2014MN01501A (en) | ||
| BR112012019646A2 (en) | method for controlling a machine or electrical charge, drive controller, computer program and product, and use of the drive controller | |
| MX2014014446A (en) | System, method and device for providing a stable power source without the use of direct connection to an ac or dc source. | |
| EP2897271A3 (en) | Power converter system and method of operating thereof | |
| WO2014099897A3 (en) | Distribution transformer interface apparatus and method for conditioning the output power | |
| IN2012DE00791A (en) | ||
| WO2015024731A3 (en) | Device for balancing the charge of the elements of a power battery | |
| RU2012133772A (en) | DEVICE FOR AC DC PROCESSING IN THE LOAD POWER SUPPLY CIRCUIT (OPTIONS) | |
| EP2343794A3 (en) | A variable current limiter, a power supply and a point of load converter employing the limiter and a method of operating a non-isolated voltage converter | |
| FR2981524B1 (en) | POWER CONVERTER AND ITS PRE-CHARGE CIRCUIT | |
| IN2014CN02721A (en) | ||
| RU2011117858A (en) | DEVICE FOR MEASURING ACTIVE RESISTANCE OF ELECTROTECHNICAL EQUIPMENT WINDING | |
| RU2011115446A (en) | DEVICE FOR COMPENSATION OF REACTIVE POWER OF ELECTRIC MOBILE COMPOSITION | |
| RU2013137299A (en) | STATIC CONVERTER | |
| RU2012125915A (en) | DEVICE FOR CONTINUOUS CONTROL OF RESISTANCE OF CABLE INSULATION | |
| WO2012104651A3 (en) | Improvements in and relating to power regulation devices | |
| WO2015100345A3 (en) | Voltage regulator using both shunt and series regulation | |
| EP2658108A3 (en) | Power supply circuit | |
| RU2012143554A (en) | SYNCHRONOUS REACTIVE ELECTRIC DRIVE | |
| RU2011149941A (en) | METHOD FOR CONTROL OF STATIC CONVERTER IN AC ELECTRIC POWER GENERATION SYSTEM IN SHORT-CIRCUIT MODE | |
| RU2013113385A (en) | BATTERY CHARGING DEVICE | |
| RU2013107383A (en) | AUTOMATIC THREE-PHASE-SINGLE-PHASE FILTER-SYMMETRING AC VOLTAGE NORMALIZER | |
| RU2012120599A (en) | ELECTRICITY CONSUMPTION METERING SYSTEM | |
| RU2013124566A (en) | VOLTAGE STABILIZER OF ENTERPRISE TRANSFORMER SUBSTATIONS | |
| RU2010153730A (en) | METHOD FOR DETERMINING LOCATION OF DAMAGE TO BRANCHED ELECTRIC TRANSMISSION LINE WITH MULTIPLE POWER SUPPLIES |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TC4A | Altering the group of invention authors |
Effective date: 20130916 |