Refrigeration – Automatic control – Diverse – cascade or compound refrigeration-producing system
Patent
1976-01-20
1977-08-16
Wayner, William E.
Refrigeration
Automatic control
Diverse, cascade or compound refrigeration-producing system
62 79, 237 2B, F25B 2900
Patent
active
040417247
ABSTRACT:
There is provided a heat pump installation for the heating of tap water and for room heating purposes e.g., associated office spaces in large warehouses where a number of refrigerators are operating. The heat pump receives its input heat from the heat liberated by the refrigerators.
In order to protect the refrigerators from the influence of the heat pump, and in order to accomplish a smooth operation of the heat pump, the installation according to this invention exhibits the features, that the evaporator device of the heat pump is arranged in the form of parallel-coupled evaporator units each of which is assigned an expansion valve controlled by the refrigerant pressure at the unit outlet;
REFERENCES:
patent: 2680956 (1954-06-01), Haas
patent: 3017162 (1962-01-01), Haines et al.
patent: 3392541 (1968-07-01), Nussbaum
Projectus Industriprodukter AB
Wayner William E.
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