1 / 18

Portable Broadband Seismology

Portable Broadband Seismology. Part 9: Sensor Quality Control. Jakarta, Indonesia May 11-13, 2006 Bruce Beaudoin Marcos Alvarez. Broadband Seismometers. Guralp CMG-3T. Streckeisen STS-2. Guralp CMG-3T. Orthogonal elements 2 Horizontal 1 Vertical. Guralp CMG-3T.

bianca
Télécharger la présentation

Portable Broadband Seismology

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Portable Broadband Seismology Part 9: Sensor Quality Control Jakarta, Indonesia May 11-13, 2006 Bruce Beaudoin Marcos Alvarez

  2. Broadband Seismometers Guralp CMG-3T Streckeisen STS-2

  3. Guralp CMG-3T Orthogonal elements 2 Horizontal 1 Vertical

  4. Guralp CMG-3T Vertical Element Pivot Horizontal Element Pivot

  5. Streikeisen STS-2

  6. Transformation Equations East North Vertical

  7. Element Contribution to Signal

  8. E N Z Z N E STS-2 Element W problem

  9. E N Z STS-2 Element V problem

  10. Obvious Problems With Time Series E N Z Ref E N Z STSA STS-2 With Bad Element V Hinge

  11. Inadequate Vault

  12. Pier Test - Simultaneous recording of - 3 CMG-40T E/W comp ‘Odd’ 40T

  13. Response to White Noise Calibration Input Amplitude ‘Odd’ 40T 40T-30sec Frequency

  14. Day 2 Day 3 STS-2 Flooded On Day 3 After Installation F 7

  15. Electronic Noise? Bad Cable? Note teleseism overwhelms the noise on day 4 F 10

  16. Unexplained Intermittent Monochromatic Noise F 12

More Related