The sonic field transmission matrixes of perforated absorbent pipe is given after the transmission performance of perforatedpipe is studied.
本文通过声波在穿孔声管中传播特性的研究，导出了声波在穿孔声管中传播的声场传递矩阵。
2
The results show that choosing perforatedpipe with suitable structure and putting it into the thermosyphon can enhance the heat transfer effect.
结果表明，合理选择分流管的结构尺寸，将其置于热虹吸管内，可以起到强化沸腾换热的效果。
3
Compared with perforatedpipe distributor, perforated weir-riser distributor has smaller wall flow, bigger operation elasticity and simpler structure, it is easy to install.