数字核子密度计电源电路原理及故障分析

Power Circuit Principle of Digital Nuclear Densimeter and its Power Failure Analysis

密度计使用中故障机率最高的是电源部分。本文将从理论上对密度计电源电路原理作简要分析,针对密度计电源故障的判断和维修,通过案例的方式,介绍了切实可行的方法。

The highest failure probability of densimeter is the power supply part.The power circuit of densimeter is analyzed theoretically;the feasible methods for judgment and maintenance of densimeter＇s power failure is described with some cases.