截止阀
DESIGN AND RESEARCH ON DN200 LO_2 GLOBE VALVE
DN200液氧截止阀的设计与研究

Design on split body Y-type globe valve
阀体可分开式Y形截止阀设计

By analysis and discussion about the leakage rate in sealing test for metal-seated check valve covered in GB standard,put forward the main revised content about the leakage rate in sealing test for metal-seated check valve for GB/T 12233《General valve Iron globe valve and lift check valve》.
分析和探讨了金属密封副止回阀密封试验相关标准对其泄漏率的规定,提出了GB/T12233《通用阀门铁制截止阀和升降式止回阀》修订版对金属密封副止回阀密封试验泄漏率的主要修改内容。
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闸阀
Research on gate valve CAD/CAM system.
闸阀CAD/CAM系统的研究

Analysis of rubber sealing conditions of resilient seated gate valve
弹性密封闸阀橡胶密封条件分析

The advantage of CAD/CAE powerful functions of UG software is made to realize gate valve modeling, assembling, and key parts motion simulation and finite element analysis of valve body, with the result that the dimension and structure of valve body are optimized.
利用UG软件强大的CAD/CAE功能进行闸阀的建模、装配、关键部分的运动仿真及阀体的有限元分析,对阀体尺寸和结构进行优化。