The single phase kilowatt-hour meter is an often-used electrotechnicalinstrument to measure the active electric energy.
单相电度表是度量有功电能的常用电工仪表。
2
This paper introduces software phase locking, its features, design skill, and application in electrotechnical measuring instrument.
本文介绍软件锁相的特点、设计技巧及其在电工测量仪表中的应用。
3
In the year of 2000 and 2003, International Electrotechnical Commission has published IEC61508 and IEC61511, providing a basis for the research on the functional safety of Safety Instrument System.