Analysis of the focus in the main safety valve failure and hydraulic pump.
分析故障重点在主安全阀和液压水泵。
Based on the failure analysis of the fracturing pump valve chamber, a model for calculating its reliability under three-dimensional stress is established, and a computing program is worked out.
基于压裂泵阀箱的失效分析，建立了在三向应力作用下计算阀箱可靠性的模型，设计了计算程序。
Based on the analysis of the failure cause of piston packing ring, air valve and unit pipeline vibration, the methods to solve are proposed.
本文在分析了由活塞密封环、气阀及机组管道振动引起压缩机产生故障原因的基础上，提出了相应的解决办法。
Based on the principle and state feedback, failure phenomenon of switch valve in thermal power stations is investigated, and fault analysis steps are concluded in detail.
从动作原理和状态反馈这两个回路入手。分析本公司热电站快速启闭阀的故障现象，并对故障分析步骤作了详细总结。
Failure analysis on the exhaust valve skirt used in supercharge diesel engine was carried out through metallographic and SEM analysis.
利用金相及扫描电镜对增压柴油机排气门盘部断裂原因进行了分析。
The analysis indicates when the flow-ratio of system in high-rise building falls to 50% of the total design flow, the two-way electronic valve on the fan-coil in first floor causes valve failure.
分析表明当某高层建筑空调系统水流量降低为总设计流量的50%时，其底层风机盘管上的电动两通阀动作失灵。
Tri-Valve Set; Shut-Off Valve; Failure Analysis;
三阀组；截止阀； 断裂剖析；
Tri-Valve Set; Shut-Off Valve; Failure Analysis;
三阀组；截止阀； 断裂剖析；
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