Method for storing cold energy of liquefied natural gas, ice making method and ice making device
The invention discloses a method for storing cold energy of liquefied natural gas. The method comprises the steps that first-stage heat exchange heating is conducted on the liquefied natural gas through a first refrigerant; secondary heat exchange heating is conducted on the low-temperature liquefie...
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Format: | Patent |
Sprache: | chi ; eng |
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