本文简述采用机械清洗方法替代化学清洗方法清洗真空制盐预热器中垢层。并在实际应用中取得良好效果。
This paper describes mechanical cleaning in place of chemical cleaning to clean the scale in vacuum salt making pre-heater with good results in practical application.
本文介绍高真空分子蒸馏设备中预热器的结构、设计计算、控制原理。
The article introduce structure, design calculation and control principle of preheater in Hight atmospheric molecular distillation equipment.
研究了真空包装甜玉米加工过程中预热和杀菌条件对产品质量和储藏期的影响。
The effect of conditions of pre heating and sterilizing on the quality and storability of vacuum packed sweet corn was studied.
本实用新型的技术方案：该设备由三个部分组成，恒温油预热锅、真空电炸锅、真空抽气机。
The technological scheme of the utility model: the device consists of three parts: a preheating pan of constant temperature oil, a vacuum electric frying pan and a vacuum air extractor.
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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