开展复合管短期爆破压力试验研究，得到20种型号复合管短期爆破压力试验结果。
Experiment was carried out on the short-time burst pressure of 20 different specifications of PSP at normal temperature.
采用力平衡法推导出了这种复合管的短期爆破压力计算公式。
The main research results are as follows:(1)Based on strength equivalent method, short-time burst pressure formula of PSP was deduced.
对钢丝缠绕增强塑料复合管应变、剥离强度、临界失稳压力、不同温度下的失效形式等进行了试验研究。
Strain, peel strength, critical buckling pressure and failure mode under various temperatures of PSP were investigated using experiments.
基于A NSYS有限元分析软件，利用其中的层合板单元，对纤维缠绕复合材料弯管的强度进行分析，并进一步预测了弯管的破坏压力。
The strength of filament-wound pipe is evaluated by ANSYS. With properties of its layer element and the maximum stress criterion, the pressure failure load is obtained.
主要结构有：JDQM全面罩、供气阀、减压阀、背板、压力表、报警哨、中压管、碳纤维复合气瓶等。
Main structured items are: JDQM full face mask, air supply valve, pressure regulator valve, backboard, pressure gauge, alarming whistle, medium pressure tube, carbon fiber composite cylinder, etc.
对紫铜长支管T型管复合胀形工艺进行了试验研究，介绍了包括冲头挤压力的公式与计算，试验中所用复合胀形模具结构和部分重要零件的设计与选取及试验结果。
A technology to form copper long-branch tee pipe directly in compound forming of bulging and extrusion is developed, the formula and calculation of the forming force are introduced.
对紫铜长支管T型管复合胀形工艺进行了试验研究，介绍了包括冲头挤压力的公式与计算，试验中所用复合胀形模具结构和部分重要零件的设计与选取及试验结果。
A technology to form copper long-branch tee pipe directly in compound forming of bulging and extrusion is developed, the formula and calculation of the forming force are introduced.
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