RU2011109818A - AC DEVICE PROTECTION DEVICE - Google Patents
AC DEVICE PROTECTION DEVICE Download PDFInfo
- Publication number
- RU2011109818A RU2011109818A RU2011109818/07A RU2011109818A RU2011109818A RU 2011109818 A RU2011109818 A RU 2011109818A RU 2011109818/07 A RU2011109818/07 A RU 2011109818/07A RU 2011109818 A RU2011109818 A RU 2011109818A RU 2011109818 A RU2011109818 A RU 2011109818A
- Authority
- RU
- Russia
- Prior art keywords
- exciter
- electric machine
- circuit breaker
- protective
- drive
- Prior art date
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- Synchronous Machinery (AREA)
Abstract
Устройство защиты машин переменного тока, содержащее электрическую машину с трехфазной обмоткой на статоре, подключенную через выключатель с электромагнитным приводом защитного отключения к электрической сети, обмотку возбуждения, присоединенную к возбудителю, также снабженному приводом защитного отключения, защитное устройство, подключенное к приводу защитного отключения выключателя и возбудителя, вибродатчик, установленный на корпусе электрической машины, подключенный на вход защитного устройства, состоящего из последовательно соединенных блока сравнения амплитуды колебаний с эталонным значением, усилителя и исполнительного механизма, включенного в цепь питания электромагнитного привода защитного отключения выключателя и возбудителя, отличающееся тем, что имеет дополнительный вибродатчик, установленный на корпусе электрической машины, при этом оба датчика расположены перпендикулярно валу машины и развернуты относительно друг друга на 90°. A protection device for alternating current machines, comprising an electric machine with a three-phase winding on a stator, connected through a circuit breaker with an electromagnetic protective shutdown drive to an electrical network, an excitation winding connected to an exciter, also equipped with a protective shutdown drive, a protective device connected to a protective shutdown drive of the circuit breaker and exciter, vibration sensor mounted on the body of an electric machine, connected to the input of a protective device, consisting of in series connected unit for comparing the amplitude of oscillations with a reference value, an amplifier and an actuator included in the power circuit of the electromagnetic drive of the circuit breaker and exciter, characterized in that it has an additional vibration sensor mounted on the body of the electric machine, both sensors are perpendicular to the shaft of the machine and deployed 90 ° relative to each other.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011109818/07A RU2011109818A (en) | 2011-03-15 | 2011-03-15 | AC DEVICE PROTECTION DEVICE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011109818/07A RU2011109818A (en) | 2011-03-15 | 2011-03-15 | AC DEVICE PROTECTION DEVICE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2011109818A true RU2011109818A (en) | 2012-09-20 |
Family
ID=47077168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011109818/07A RU2011109818A (en) | 2011-03-15 | 2011-03-15 | AC DEVICE PROTECTION DEVICE |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2011109818A (en) |
-
2011
- 2011-03-15 RU RU2011109818/07A patent/RU2011109818A/en unknown
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