Application of OMRON CPM1A series PLC in solar water heater automatic control system is mainly introduced, emphasises on the system hardware constitution and the system software design process.
This paper introduces the corrosion and replacement of warm-water heater in decarbonization process and discusses the corrosion principle.
介绍了脱碳流程中温水加热器的腐蚀与更换，并对腐蚀的机理进行探讨。
3
Emulsion breaker, equipment or a process such as a heater, mechanical device, electrostatic treater, or chemicals that break up an emulsion into its components.