【摘要】 本文对Ｃ／Ｏ比（碳／氧比）井下中子发生器离子源电路和靶极高压电路进行了深入研究，结果表明：离子源电路采用反激式变换电路更合理，提出了确定靶极高压倍加电路最佳工作点的方法。更多还原

【Abstract】 In this paper the ion source circuit and the target high voltage circuit in neutron generator for C/O(Carton/Oxygen ratio)logging are st udied in detail.The results show that the usage of reverse exci ted circuit can de-crease the power consumption by 2/3.The paper also puts forward a methed of setting the best work point inthe target voltage doubler circ uit.(更多还原