Automatic radioactive airborne effluent sampling system

• Main Authors: LIN QINGCHUAN, LIU XIUHUA, HE XIAOBO, ZHONG ZHIJING, XU QUANMIN, LONG SUQUN, WANG HEYI, LI KUI, ZHOU YINXING, GUO HONGBO
• Format: Patent
• Language: Chinese; English
• Published: 26.06.2013
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model provides an automatic radioactive airborne effluent sampling system belonging to the technical field of radiation protection and environmental protection. An air inlet pipe joint in the sampling system is connected with an electromagnetic valve through an air pipe, and the electromagnetic valve is connected with an aerosol and iodine sampling head through an air pipe; the aerosol and iodine sampling head is connected with a flow adjusting valve through a soft pipe, the flow adjusting valve is sequentially connected with a mass flowmeter and a pressure meter through an air outlet pipe and then connected with a pump air inlet through a soft pipe, and a pump air outlet is connected with an exhaust pipe joint through an exhaust pipe; and the signal input end of an automatic control unit is externally connected with a chimney flow monitoring PLC (Programmable Logic Controller), and the signal outlet end of the automatic control unit is connected with the electromagnetic valve, the mass flowmeter,