| 摘要 |
PURPOSE: A gas analysis apparatus for collecting and analyzing gas is provided to prevent frost formation and to prevent corrosion due to low temperature. CONSTITUTION: A gas analysis apparatus comprises: a probe(110) for collecting gas sample; an analyzer(170) for analyzing the gas sample by being connected with the probe; a purge part(130) for performing purge function of the probe and each connection tube through an air tank(150); at least one heat block(121) mounted between the probe and the analyzer; and a sampling tube(119) for connecting the probe and analyzer. A valve has a first check valve(123), a first valve(133) mounted at the first tube, a second valve(137) mounted at the second tube, and a second check valve(145) mounted at the third tube.
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