并详尽剖析丰田5f30型叉车自动预热器的电路原理。
The circuits and principles of TYPE 5f30 TOYOTA fork lift truck pre-heater are analysed in detail.
介绍柴油发动机预热系统的电路控制方式，阐述了手动预热方式的不足和自动预热器的优异性能。
The circuit control methods of pre heating system on diesel engine are introduced and the shortage of manual pre heating methods and the advantages of automatic pre heater are expounded in this paper.
推导空气预热器漏风的一般性计算公式，分析影响漏风的因素，提出了采用双密封技术，新结构静密封，安装漏风自动控制系统等降低漏风的对策。
The general prediction of leakage rate is presented. Influencing factors are analyzed. Countermeasures such as double seals, new structure of static seal, automatic control system are introduced.
主要设备：预热器、蒸发器、冷凝器、糖度仪、真空系统、温度控制、液位控制、阀门管件、自动电气控制系统；
Main equipment: pre-heater, evaporator, condenser, sugar meter, vacuum system, temperature control, liquid level control, valve fittings, automatic electrical control system;
主要设备：预热器、蒸发器、冷凝器、糖度仪、真空系统、温度控制、液位控制、阀门管件、自动电气控制系统；
Main equipment: pre-heater, evaporator, condenser, sugar meter, vacuum system, temperature control, liquid level control, valve fittings, automatic electrical control system;
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