The performances of wind tunnel gas support such as balance position,lode-bearing pressure and flow are calculated and analyzed.An practical method which improves the performance of gas support is set forth by adjusting the total clearance.

• 计算了风洞气体支撑的平衡位置、承载能力、压力及流量等性能参数,并对计算结果进行了分析,得出了可以通过调整总间隙来改善气体支撑承载能力这一实用性结论。