The on-line pipe flaw detector with magnetic leakage flux principle is introduced, providing details regarding the exciter circuit structure, magnetic sensors and signal processing.
介绍了基于漏磁探伤原理的钢管管缝在线检测装置,对装置的励磁磁路结构、磁敏感检测元件及其信号处理作了较详细的分析论述。
The short-circuit phase of KFD-3 loss of strong excitation is found by analyzing the current and voltage phasor as two-phase short circuit on HV side of transformer. The wiring mode of relaying impact exciter is presented.
通过分析变压器高压侧两相短路时的电流、电压相量,得出KFD3失去强励作用的短路相别,分析得出继电强行励磁装置接线方式。
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