Title:
流体循環装置及び流体循環装置に用いられる運転制御システム
Document Type and Number:
Japanese Patent JP7435360
Kind Code:
B2
Abstract:
To provide a fluid circulation apparatus that has a circulation pump which feeds and circulates a fluid, and that can be reactivated using an emergency power system in the event that the electric power system of the fluid circulation apparatus is cut off, but does not bring about problems such as occurrence of a trip.SOLUTION: A fluid circulation apparatus 1 having a circulation pump 13 which feeds and circulates a fluid includes an automatic opening/closing valve 16 disposed in a passage of the fluid fed from the circulation pump 13. When the electric power system of the fluid circulation apparatus 1 is cut off, the automatic opening/closing valve 16 is controlled based on a detection signal of the power cut of the electric power system and a detection signal of activation of an emergency power supply which is activated in response to detection of the power cut.SELECTED DRAWING: Figure 1
More Like This:
| JP2002317688 | CONTROL DEVICE OF FARMING MACHINE |
| WO/2015/071782 | REMOTE SHUTDOWN VIA FIBER |
Inventors:
Hiroshi Ogimoto
Application Number:
JP2020141566A
Publication Date:
February 21, 2024
Filing Date:
August 25, 2020
Export Citation:
Assignee:
Sumitomo Metal Mining Co., Ltd.
International Classes:
G05B9/02; H02J9/08
Domestic Patent References:
| JP2019039415A | ||||
| JP2014120096A |
Attorney, Agent or Firm:
Masayuki Shobayashi
Kazuyoshi Hayashi
Kazuyoshi Hayashi