Analysis on surge alarm of axial-flow forced fan in Zhuhai Power Station;

Investigation on a several points jet distribution and it s heat comfortability and energy consumption;

The jet distribution system is capable of ensuring the control of comfortableness and maintaining indoor air quality in office.

3CFD numerical simulation of improving airflow state in upcast corner of coalface by spinning and direct airflow ventilation;

To dissipate gas accumulating in upcast corner of coalface effectively,three dimension physical model of airflow state in upcast corner of coalface was established,3CFD numerical simulation was carried through to main airflow diffusing ventilation at savagery,direct airflow ventilation,spinning airflow ventilation,in upcast corner,it was analysed contrast to practice application.