| 摘要 |
PROBLEM TO BE SOLVED: To provide control capable of contributing to operational continuity of a system, in reference to a compressor unit for a cryogenic system.SOLUTION: A compressor controller 168 includes: a control amount calculation unit 176 for calculating at least two control amounts including a first control amount for controlling a first control object that relates to an operating gas amount for cooling a cryogenic apparatus, and a second control amount for controlling a second control object that relates to an operating gas amount and that is different from the first control object, the second control amount being common with the first control amount; and a selection unit 186 for selecting a control object to be controlled from at least two control objects including the first control object and the second control object on the basis of a comparison between the at least two common control amounts. |
