Intelligent dehumidification device of atmospheric particulate matter sampler

• Main Authors: GAO JIAN, ZHANG ZHISHENG, HE JIANHUI, LIN ZEJIAN, LIU SUIXIN, ZHANG RENJIAN, TAO JUN
• Format: Patent
• Language: Chinese; English
• Published: 09.07.2014
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention relates to an intelligent dehumidification device of an atmospheric particulate matter sampler. The intelligent dehumidification device is characterized by comprising a conical cover, an inverted U-shaped dehumidification device, a steel pipe and three humidity sensors, wherein a conical flow guide plate is arranged on the inner wall of the conical cover; a circular through hole for holding one of the humidity sensors is formed in the side surface of the conical cover; the conical cover is connected with a steel wire mesh through a thread; a first vertical section of the inverted U-shaped dehumidification device is sleeved with a condensing sleeve, and the bottom end of the first vertical section is connected with the conical cover; a second vertical section of the inverted U-shaped dehumidification device is sleeved with a heating sleeve, and the bottom end of the second vertical section is connected with the steel pipe; an arc section is provided with a circular through hole for holding anothe