|
# D* u: e# A( C" ]
温升计算公式:
' k% `- ?3 O" M/ n# u% H
9 w# b9 S9 s$ t: _" ?+ r' |% a! \) O, `2 \# G9 f& y: u8 C5 M" N
& e* K5 i( F, s6 K
NOTE 4 It is recommended that the resistance of windings at the end of the test be determined by taking
3 I/ R1 @. [2 |2 P9 e6 E, uresistance measurements as soon as possible after switching off and then at short intervals so that a curve of* f% f% @4 M- {. Z2 d& I a, D
resistance against time can be plotted for ascertaining the resistance at the instant of switching off.: E! {* [3 S3 p) B+ s3 D+ Z
, R7 D9 c6 M( \, N2 r, }3 @& ?
* d3 {* v# q5 X* ~. `2 S$ M" F
请教大神:按照NOTE 4推荐的方法如何绘制电阻随时间变化曲线图?能否举个例子。' Y6 z. K* d- @5 ?, P
9 D" _. n3 X: y2 X
- A7 b, M/ M# ?! X6 P公司和三方认证公司一般都是测试完毕,立即测试的电阻为温升电阻。未按推荐的方法进行绘制计算温升电阻。
8 z6 q, E5 A+ y( D) d4 q) N$ n) V% o+ V |
本帖子中包含更多资源
您需要 登录 才可以下载或查看,没有帐号?注册安规
x
评分
-
查看全部评分
|