1) Magnetic flux leakage inspection
漏磁检验
2) leak test
泄漏试验,检漏;密封试验;漏电试验;漏磁试验
3) magnetic flux leakage testing
漏磁检测
1.
3-D imaging technology for determining defect of oil-gas pipeline in magnetic flux leakage testing;
油气管道漏磁检测缺陷的三维成像技术
2.
AC and DC magnetizing for magnetic flux leakage testing;
漏磁检测的交直流磁化问题
3.
Development and experimental result analysis of the magnetic flux leakage testing instrument;
管道漏磁检测仪的研制及实验结果分析
4) magnetic flux leakage inspection
漏磁检测
1.
A way to improving accuracy and sensitivity of sucker rod crack using magnetic flux leakage inspection;
提高抽油杆微裂纹漏磁检测精度灵敏度新方法
2.
Methods of characterizing defects based on magnetic flux leakage inspection;
基于漏磁检测的缺陷量化方法
3.
To the bad noise interference problem occurred in the signal of pipeline defect magnetic flux leakage inspection,the empirical mode decomposition(EMD) method developed recently was used to the noise suppressing and the effective signal extraction for the signals of magnetic flux leakage inspection.
针对管道缺陷漏磁检测信号中存在严重噪声干扰的问题,将经验模态分解方法用于漏磁检测信号的噪声分离和有效信号提取,对实际测试的与输油管道材质相同且具有人为模拟缺陷的漏磁信号进行处理,结果表明,该方法可以很好地抑制噪声从而得到清晰的、表征缺陷特征的有用信号,达到与小波变换相同的处理效果,同时克服了小波方法中基函数选择困难的问题。
5) magnetic flux leakage detection
漏磁检测
1.
Study on signal processing in magnetic flux leakage detection of oil pipe;
输油管道漏磁检测信号处理研究
2.
Impact of sensor liftoff on magnetic flux leakage detection in pipelines;
传感器提离值对管道漏磁检测的影响
3.
Transient simulation analysis on magnetic flux leakage detection of cracks in long-distance oil and gas pipeline
油气长输管道裂纹漏磁检测的瞬态仿真分析
6) MFL testing
漏磁检测
1.
This paper introduces the application of modern signals processing technology in MFL signals processing based on the models of forward calculation and inverse calculation,and finally describes the direction of further research on MFL testing technology.
介绍了漏磁检测的正演计算模型及反演计算模型,阐述了现代信号处理技术及其在漏磁信号分析中的应用,指出了漏磁检测需要进一步研究的内容。
2.
In MFL testing introduces this method and denoises the signal, the results are keep accord.
并将此方法应用于漏磁检测中,通过试验,所得结果与实际缺陷相吻合。
补充资料:验收抽样检验和监督抽样检验标准
验收抽样检验和监督抽样检验标准
standards for acceptance sampling and audit sampling inspection
扣nshou ehoUVa叩Jianyan he iiandu eh以JYang iianyanbi0Ozhun验收抽样检验和监督抽样检验标准(stands记sfor accepteLnce sampling and audit saznpling Ins侧沈-tion)有关抽样检验的中华人民共和国国家标准至1卯8年已达20个。其中验收抽样检验标准有巧个,它们是:①《逐批检查计数抽样程序及抽样表》(GBIT2828一1987),②《周期检查计数抽样程序及抽样表》(G田T282乡一1987),③《不合格品率的计量抽样检查程序及抽样表》(GBIT6378一1986),④《计数序贯抽样检查程序及表》(GBZT8()5l一1987),⑤《单水平和多水平计数连续抽样检查程序及表》(CBIT 5052一1987),⑥《不合格率的计量标准型一次抽样检查程序及表》(GBIT 8()53一1987),⑦《平均值的计量标准型一次抽样检验程序及抽样表》(GBIT 8()54一1卯5),⑧《不合格品率的计数标准型一次抽样检查程序及抽样表》(GB/T13262一1991),⑨《跳批计数抽样检查程序》(GWT13263一1卯1),⑩《不合格品率的小批计数抽样检查程序及抽样表》(GB/T 13么抖一I卯I),⑧《抽样检查导则》(G田T13393一1卯2),⑩《挑选型计数抽样检查程序及抽样表》(GBIT13夕场一l卯2),O《粒度均匀散料抽样检验通则》(G脚T 13732一l卯2),。(孤立批计数抽样检验程序及抽样表》(GBIT 1523乡一l更抖),0《计量截尾序贯抽样检验程序及抽样表》(GBIT l63()7一l型拓)。 监督抽样检验标准有5个,它们是:①《产品质量监督计数抽样程序及抽样表》(GBIT 14162一1卯3),②《产品质量平均值的计量一次监督抽样检验程序及抽样表》(GB/T 14灾盯一l臾抖),③《产品质量监督小总体计数一次抽样检验程序及抽样表)(CBITI,侣2一1卯5),④《产品质量监督复查程序及抽样方案》(GBIT163C盼一1性尧刹玉),⑤《产品质量监督计数一次抽样检验程序及抽样方案》(eBzTI科37一l期)。 在上述的抽样检验标准中,较有代表性的抽样检验标准是GBIT2828、GB/T132以、GBIT6378、GBlT8()54,月41,、侧,J
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