[1]JIANG Zhen-hai,SHI Xiao-ping.Comparative Analysis of the SSY-Ⅱ Quartz Extensometer and the SS-Y Extensometer[J].Journal of Seismological Research,2010,33(01):63-67.
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Journal of Seismological Research[ISSN 1000-0666/CN 53-1062/P] Volume:
33
Number of periods:
2010 01
Page number:
63-67
Column:
Public date:
2010-01-01
- Title:
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Comparative Analysis of the SSY-Ⅱ Quartz Extensometer and the SS-Y Extensometer
- Author(s):
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JIANG Zhen-hai; SHI Xiao-ping
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(Earthquake Administration of Gansu Province,Lanzhou 730000,Gansu,China)
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- Keywords:
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SSY-Ⅱ quartz extensometer; SS-Y extensometer; baseline; transducer system; calibration system; harmonic analysis; interference
- CLC:
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P315.62
- DOI:
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- Abstract:
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An SSY-Ⅱ quartz extensometer was installed in 1985 at Shilidian station in Lanzhou,Gansu Province and an SSY-Y extensometer was installed again in 2006.In this paper,the contrastive analysis was made to the main parts of the two sets of instruments,such as the base line,the transducer system,the calibration system,the trend variation of the output data,the harmonic analysis,the interference and the seismic event.Also,the advantages and disadvantages of each instrument were pointed out.