| Title: | Method for realizing self adaptive current quick break protection of power supply circuit | ||
| Application Number: | 200610150903 | Application Date: | 2006.10.16 |
| Publication Number: | 1945912 | Publication Date: | 2007.04.11 |
| Approval Pub. Date: | Granted Pub. Date: | ||
| International Classifi-cation: | H02H3/08;H02H7/26 | ||
| Applicant(s) Name: | Heilongjiang Univ. | Address: | |
| Inventor(s) Name: | Zhang Dongzhong;Li Zhongwei;Tong Weiming;Zhao Zhih | ||
| Attorney & Agent: | wangji dong | ||
|
|
|
||
Abstract: |
|||
| This invention relates to a method for realizing protection of quick turn-off of adaptive current of supply circuit and distribution line including: electrified preparation of digital relay protection device, presenting initial value to KkI, Z and 1 to measure the values of IK, Uk, I2 and II, judging if the value of I2 is greater than that of K times of I1 (0 | |||
|
|
|||
| Time: | 9 | ||
<- Previous Patent:Waveform sine principle based tra...
| Next Patent:Electromagnetic residual current ... ->
|
|||