| 基于ISO 19973的气动换向阀可靠性试验研究 |
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| 引用本文： | 任志胜,刘丽娇,毛乾晖,郭丽丽,吕静霞. 基于ISO 19973的气动换向阀可靠性试验研究[J]. 液压气动与密封, 2020, 0(3): 50-54 |
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| 作者姓名： | 任志胜 刘丽娇 毛乾晖 郭丽丽 吕静霞 |
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| 作者单位： | 国家气动产品质量监督检验中心 |
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| 基金项目： | 国家质检总局科技计划项目(2017QK148);浙江省质检系统科技项目(20180355);浙江省质检系统科技项目(20190329);宁波市科技服务业项目(2019F1005) |
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| 摘 要： | 该文通过分析2007版和2015版ISO 19973关于气动换向阀可靠性试验方法及要求,研制出一套气动换向阀可靠性试验台,给出循环频率、工作气口容器等的确定方法,完成了可靠性试验及数据分析,得到了可靠性模型及评价指标。试验结果验证了ISO19973:2015标准相关方法的可行性,为国内气动换向阀可靠性试验及标准制订提供参考。
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| 关 键 词： | 气动换向阀 可靠性 WEIBULL分布 ISO 19973 |
Reliability Test of Pneumatic Directional Valve Based on ISO 19973 |
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| REN Zhi-sheng,LIU Li-jiao,MAO Qian-hui,GUO Li-li,LV Jing-xia. Reliability Test of Pneumatic Directional Valve Based on ISO 19973[J]. Hydraulics Pneumatics & Seals, 2020, 0(3): 50-54 |
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| Authors: | REN Zhi-sheng LIU Li-jiao MAO Qian-hui GUO Li-li LV Jing-xia |
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| Affiliation: | (National Quality Supervision and Inspection Center of Pneumatic Products,Fenghua 315500,China) |
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| Abstract: | By analyzing the reliability test methods and requirements of pneumatic directional valve in the 2007 and 2015 editions of ISO19973,this paper developed a test bed of pneumatic directional valve for reliability,gave the methods for determining cycling frequency and volume at the outlet ports,completed reliability test and data analysis,obtained the reliability model and evaluation indexs.The test results have verified the feasibility of relevant methods in ISO 19973:2015,and provide reference for reliability test and setting standards of our pneumatic directional valve. |
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| Keywords: | pneumatic directional valve reliability weibull distribution ISO 19973 |
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