中子管地面检测仪的设计与实现
Petroleum Instruments(2011)
Abstract
文章介绍了中子管地面检测仪的设计原理和电路实现过程,主要由四部分组成,直流可调高压电源、驱动脉冲发生器、灯丝电源和高速电子开关。采用PWM开关电源技术提供可调高压并应用场效应管作为电子开关,切换速度快,输出方波脉冲高压。此检测仪在实际测试中得到满意的效果。
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Key words
PWM switching supply,sharp conduction,neutron tube
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