VOC on -line monitoring device in flue gas

• Main Authors: Zhang Shenbo, Weng Xingbiao, Liu Lipeng, Feng Changhong, Ye Huajun, Qi Yu
• Format: Patent
• Language: Chinese; English
• Published: 17.08.2016
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model provides a VOC on -line monitoring device in flue gas, on -line monitoring device includes: sampling unit, sampling unit is used for the flue gas that awaits measuring of taking a sample, the chromatograph, the chromatograph sets up sampling unit's low reaches, and connect sampling unit, the chromatograph includes chromatographic column, first pressure gauge, first pressure gauge setting is in the low reaches of chromatographic column, the pump, the pump sets up chromatographic low reaches, and connect the chromatograph, a switching unit, the switch unit is used for optionally to make sampling unit through or do not pass through chromatograph and communicateing the pump, the second pressure gauge, the second pressure gauge sets up between sampling unit and the chromatograph. The utility model has the advantages of the reliability is high. 本实用新型提供了种烟气中VOC在线监测装置，所述在线监测装置包括：取样单元，所述取样单元用于取样待测烟气；色谱仪，所述色谱仪设置在所述取样单元的下游，并连接所述取样单元；所述色谱仪包括色谱柱、第压力计，所述第压力计设置在所述色谱柱的下游；泵，所述泵设置在所述色谱仪的下游，并连接所述色谱仪；切换单元，所述切换单