A power plant, 2×300MW coal-fired units The thermal system is a unit system . Each unit is equipped with a centralized control building, which adopts the centralized control mode of machine , furnace and electric unit . The elevation of the unit control room is 12.6m, which is consistent with the elevation of the operation floor . DCS adopts WDPF-Ⅱ, and the I/O points designed for eac...
A Industrial chiller is a machine that transfers the heat of a cooled object with lower temperatures to the environmental medium in order to obtain cooling capacity. The heat transferred from objects at lower temperatures is commonly referred to as cooling. The working fluid involved in the thermal process changes (energy conversion and heat transfer) in a refrigerator is called a refrigerant. The...
In a VFD (Variable Frequency Drive) control system utilizing Siemens automation components, the modules 6GK7342-5DA02-0XE0 and 6ES7153-4AA01-0XB0 serve distinctly different functions, and whether they are both required depends entirely on your system architecture. Do You Need Both? Typically, you do not need both modules simultaneously for a standard application, as they operate in di...