理论黄色片_人人玩人人干_欧美成人一区二区三区片免费_亚洲精品字幕_黄色毛片一级_91精品国产aⅴ

POSITION:HOME > QUESTION

QUESTION

Working principle of detachable plate heat exchanger

Removable plate heat exchanger, also known as detachable plate heat exchanger, is a compact, heat-exchange heat exchanger, which has been used for decades. The detachable plate heat exchanger is mainly used in the processing and processing of milk. Due to its small size, easy disassembly and cleaning, and the like, it is widely used in food processing, beverage, beer processing and pharmaceutical processing. Up to now, detachable plate heat exchangers have been widely used in various industries such as petrochemical, electric power, papermaking, metallurgy, fuel ethanol, waste heat recovery, and district heating. They act as heaters, coolers, and even as a process in these processes. Evaporator and condenser in the refrigeration system.
Heat exchanger should be hydraulic pressure test 1.5 times the working pressure, the hot water part should not be less than 0.4MPa, the steam part should not be lower than the steam supply pressure plus 0.3MPa. The pipes connected to the heat exchanger should be cleaned to prevent debris such as welding slag and sand from entering the heat exchanger and causing blockage. The inlet and outlet of the hot and cold medium shall be connected and installed in the direction specified by the factory nameplate. In order to facilitate maintenance, sufficient space should be reserved around the heat exchanger.
Removable spiral plate heat exchanger. Except for the sealing structure at both ends of the spiral plate heat exchanger spiral-plate heat exchanger, the other is completely the same as the non-removable type. For mechanical cleaning purposes, the detachable spiral channel, open at one end, is sealed with a flat cover and gasket to prevent fluid from leaking into the atmosphere or shorting fluid in the same channel.
2019/05/11 10:05:09 4791 Click

主站蜘蛛池模板: 日韩伦理一区二区三区 | 激情一区二区三区 | 天天干com | 久在线观看 | 成年人国产在线观看 | 91精品一区二区三区久久久久久 | 一区二区三区视频 | av午夜电影 | 亚洲国产精品视频一区 | 久久国产精品99久久久大便 | 亚洲九九| 久久伦理电影 | 女人精96xxx免费网站p | 综合色站导航 | 亚洲欧美视频 | 午夜影院在线免费观看视频 | 亚洲国产欧美在线 | 一区二区精品在线 | 成人免费视频7777777 | 亚洲一区二区久久 | av大片在线 | 在线一区视频 | 久久久久久久久99 | 午夜影院在线观看 | 高清欧美性猛交 | 一区二区手机在线 | 欧美精品在欧美一区二区 | 色久电影| av一区二区三区 | 综合九九 | 国产精品日韩欧美一区二区三区 | 亚洲国产成人av好男人在线观看 | 射欧美 | 一区二区三区在线免费观看 | 一区二区不卡视频 | 视频在线一区二区 | 免费美女网站 | 午夜精品久久久久99蜜 | 免费看黄视频网站 | 狠狠色狠狠色综合系列 | 欧美激情综合五月色丁香小说 |