丁丹;

1:北京航天发射技术研究

    摘要：为解决发动机的低温起动困难问题,依据液体加热器对发动机冷却系统循环加热的原理,设计了以液体加热器和发动机为核心的闭环系统,对原有安装方式进行分析和改进,通过试验验证,改进后的低温预热起动系统效果明显,使用效率高,安全可靠。

    关键词： 低温起动;;发动机预热;;液体加热器

    Abstract: To solve the problem of engine start-up in low temperature,based on the principle the engine cooling system can be heated circularly by hydraulic heater,a closed-loop system is designed,which was focused on the hydraulic heater and the engine,and the original assemble process was analyzed and improved.The improved preheating start-up system at low temperature is verified effective and safe.

    Keywords: Start-up at Low Temperature;Preheating Engine;Hydraulic heater

参考文献：

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