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I would like to ask: what are some good brands of screw refrigeration compressors available both domestically and internationally? Those who have used them could please briefly describe in what types of equipment or processes they were used, as well as the operating conditions. A beginner asking for advice; thank you very much.
Foreign brands include YORK, GEA, and HOWDEN. In China, HOWDEN itself produces not many units; most of them are manufactured by other manufacturers using HOWDEN’s core components. Popular Chinese brands in the field of refrigeration include Da Leng, Yan Leng, and Wu Leng
Our air separation system, Carrier chillers
For the refrigeration unit, it’s still York. That is Johnson Controls today.
The York refrigerators are quite good, and they also have a high level of automation
Imported: York, GEA, Bizerba, Donauwerke, Hanhong, Hitachi, Daikin, etc. Domestic: Dalian Iceberg, Yantai Binglun, Wuhan New Century, etc
Methane chloride plant: GEA refrigeration machine. Refrigerant R22
York, Carrier – it seems it was already mentioned upstairs as well. The specific process and equipment are referred to in English as MRU, or Mechanical Refrigeration Unit. As the name suggests, it generates cooling capacity through screw mechanisms; it’s used in places where cooling is needed. Typically, this includes a chilled water tank, a chilled water tower, and circulation pumps, and the low-temperature chilled water is then directed to wherever it’s required according to the process requirements :lol
In our workshop, we have two GEA units and three Da Leng units. In terms of performance, the GEA units have been in use since 2006 and exhibit high stability, while the Da Leng units were put into use in 2010; they have many minor issues with their instrumentation and lower stability