Results show that the bubble element can well simulate the subsonic, transonic and supersonic flow problems, and it has excellent stability, convergence and unsteady flow prediction capacity.

• 计算表明，气泡单元具有良好的亚、跨、超音速流模拟能力，能准确捕捉激波，具有良好的稳定性、收敛性和非定常流动预测能力。