A new kind of gravity loop heat pipe which is self-protected and can realize the function of temperature control is presented and studied in this work.
本文针对换热过程中需要实现高温高压保护和热汇温度控制的问题，提出了一种自保护控温回路重力热管。
The system makes up of shortcomings that traditional drill pipe heat treatment control system can only show timely temperature and temperature changes can not be preserved.
该系统弥补了传统的钻杆热处理控制系统只能显示实时温度，无法保存温度变化过程的缺点。
The temperature of the medium out of the pipe, as a control function, occurs in the third boundary condition of heat transfer equation.
管外介质温度作为控制函数出现在传热方程的第三边界条件中。
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