GAS ANALYSIS DEVICE AND GAS ANALYSIS METHOD

摘要

PROBLEM TO BE SOLVED: To provide a device and method for more accurately analyzing the components of the exhaust gas of a waste treatment furnace.SOLUTION: A gas analysis device 1 as a device for analyzing the components of the exhaust gas of a waste treatment furnace includes: a straight measurement pipe 2; a light emission part 3 disposed at one end of the measurement pipe 2 for emitting inspection light to the inside of the measurement pipe 2; a light reception part 4 disposed at the other end of the measurement pipe 2 for receiving the inspection light; a purge gas spray part 5 for spraying purge gas from the inside of the measurement pipe 2 to the light emission part 3 at one end of the measurement pipe 2, and for spraying the purge gas from the inside of the measurement pipe 2 to the light reception part 4 at the other end of the measurement pipe 2; an introduction pipe 6 connected to the intermediate part of the measurement pipe 2 for introducing exhaust gas to the inside of the measurement pipe 2; and two lead-out pipes 7A and 7B respectively connected to one end and the other end of the measurement pipe 2 for leading out the exhaust gas from the inside of the measurement pipe 2.