Negative pressure control system and method for multiple control regions of ocean nuclear power platform

• Main Authors: LIU QIAN, GUI TING, HE MEIKUI, XIAN CHUNMEI, FANG ZHEN
• Format: Patent
• Language: Chinese; English
• Published: 23.03.2018
• Subjects: DECONTAMINATION ARRANGEMENTS THEREFOR; NUCLEAR ENGINEERING; NUCLEAR PHYSICS; PHYSICS; PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULARRADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL

The invention discloses a negative pressure control system and method for multiple control regions of an ocean nuclear power platform, and relates to the technical field of ocean nuclear power platforms. The negative pressure control system comprises the control regions which are connected in parallel, and a pressure sensor is arranged in each control region; air inlet pipelines of the control regions are connected with an air inlet main pipeline; a variable air volume adjusting valve and a first check valve are arranged on an exhaust pipeline of each control region; the exhaust pipelines of the control regions are connected with an exhaust main pipeline, and a fan is arranged at an exhaust port of the exhaust main pipeline; the negative pressure control system further comprises a controller, and the controller is connected with the pressure sensors and the variable air volume adjusting valves of the control regions separately and is connected with the fan through a frequency converterused for controlling the