燃气具脉冲单针点火反馈电路可靠性分析

Reliability Analysis of Pulse Single Needle Ignition Feedback Circuit of Gas Appliance

本文对燃气具上常用的单针点火反馈电路的工作原理以及电路中元件选型进行了分析。本文对于电路元件选型的分析方式为:将不同元件选型的单针点火反馈电路分别做环境寿命实验,得出实验结果后再结合电路的输出波形、整体电路性能可靠性以及电路成本方面进行综合分析,最终将不同元件选型的电路的分析结果进行对比,得出最优选型电路并将其在产品上推广使用。

In this paper,the working principle of single-needle ignition feedback circuit and the selection of components in the circuit are analyzed.The analysis method of circuit component selection in this paper is as follows:the single needle ignition feedback circuit with diferent component selection is tested separately for environmental life,and the experimental results are combined with the output waveform of the circuit and the overall circuit performance reliability And the circuit cost aspect of comprehensive analysis,and finally different component selection circuit analysis results are compared,the most optimal circuit is obtained and promoted in the product.