Coal mine power generation unit/ventilated air oxidation device

Ventilation oxidation device

Application areas: Coal mine ventilation, chemical industry

Equipment features:

Vertical oxidation bed greatly improves methane oxidation rate;

Burner heating reduces costs and facilitates control;

Angular travel commutation simplifies the system;

Fin tube heat exchanger improves heat exchange efficiency;

Oxidation bed quasi-steady-state control technology.

The project was listed as a national key 863 plan project in 2009 and a national torch plan project in 2010.

In September 2012, the project 'Development of key technologies and equipment for utilization of coal mine ventilated air gas' passed the acceptance of the National Ministry of Science and Technology and was listed as a key promotion and demonstration project of advanced applicable technologies by the National Energy Administration.

Technical indicators of ventilated air oxidation device:

Ventilation treatment capacity: 60000m3/h, 80000m3/h

Methane oxidation rate: ≥97%;

Stable operating concentration: ≤0.3%;

Temperature difference between inlet and outlet gas: ≤60℃;

Parameters of saturated steam: pressure ≥0.8MPa, temperature ≥170°C, pressure and temperature fluctuation ≤±5%;

Parameters of superheated steam: pressure ≥ 2.5MPa, temperature ≥ 400°C, pressure and temperature fluctuation ≤ ±5%.