Patent ID: 11948812
Assignee: SHIBAURA MECHATRONICS CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H  B  F | IPC B  F  H

Claim 15:
16. A cooling method of a gas, the gas being cooled by flowing a refrigerant into a heat exchanger and exchanging heat with the supplied gas, the method comprising:
controlling a temperature of the refrigerant flowing into the heat exchanger by switching a first control and a second control, the first control being based on a temperature of the cooled gas, the second control being based on the temperature of the refrigerant flowing into the heat exchanger,
the first control when a flow rate of the gas supplied to the heat exchanger is equal to a predetermined value or more, and
the second control when a flow rate of the gas supplied to the heat exchanger is less than a predetermined value.