Seismic Sources. Unconventional Sources Earthquakes Quarry Blasts Ambient Noise (trains, traffic) Hawman et al., 1999.

Slides:

Advertisements

Similar presentations

A controlled-source experiment to investigate the origin of wavefield polarization in fault zones Giuseppe Di Giulio 1, Antonio Rovelli 2, Fabrizio Cara.

Advertisements

The Seismic Method Lecture 5 SLIDE 1

Training in Oil & Gas Production for BP Technical Interns Section 11 – Pumping Units Looking at the various types and designs of pumping units and their.

Time-Lapse Monitoring of CO2 Injection with Vertical Seismic Profiles (VSP) at the Frio Project T.M. Daley, L.R. Myer*, G.M. Hoversten and E.L. Majer.

Development of an In-Situ Test for Direct Evaluation of the Liquefaction Resistance of Soils K. H. Stokoe, II, E. M. Rathje and B.R. Cox University of.

Basic Seismic Processing INPUT FILTER CMP Gather NMO STACK MIGRATE DISPLAY GEOM VEL ANAL STATICS MUTE.

Seismic Reflection Ground Roll Filtering Ted Bertrand SAGE 2004.

Rock Excavation.

Seismic Measurement-Systems And Data Acquisition LandMarine.

Time-dependent increase in CPT tip resistance following explosive compaction. Time-dependent increase in V s following explosive compaction, as measured.

Imaging with Non-Aliased Seismic Wavefields Large N (and not just sensors) John Hole, IRIS Active Source Workshop, 2014 John Hole Virginia Tech SPATIAL.

Geotechnical Investigation Step 1 - Gather Existing Information Structure Data Bridge, building, road, wall, etc. Type - stories, loads, materials, etc.

DISCRIMINATING SMALL EARTHQUAKES FROM QUARRY BLASTS USING PEAK AMPLITUDE RATIO - Vmax/Hmax MA, S., EATON, D., & DINEVA, S. Department of Earth Sciences.

Seismic reflection Seismic reflection profiling basically same principle as echo sounding But lower frequency used for greater subbottom penetration Trade.

Larsen et al. (2009) EOS 2008 eruption of Okmok.

SOES6004 Data acquisition and geometry

Reflection Field Methods

Joint Migration of Primary and Multiple Reflections in RVSP Data Jianhua Yu, Gerard T. Schuster University of Utah.

Surface wave radiation.

Acquisiton of Passive Seismic Data at Tooele Army Depot, Utah David Sheley, Travis Crosby, Jianming Sheng.

(50°) B D 1, N 2 N 1, D 2.

Blasting Fundamentals ©Dr. B. C. Paul 2000 Note – The slides that follow present the author’s summary of knowledge commonly held by people well studied.

Downhole seismic and S-Waves Jacques JENNY Geo 2X Genève.

Core Tasks Examine the blast area to ensure safety, and determine where the explosives need to be placed in order to get the job done Position the explosives.

Investigating the Causes of Earthquakes in Delaware A photo essay of geologists and geophysicists from the Delaware and United States geological surveys.

Passive Seismic ImagingStanford Exploration Project passive seismic imaging Brad Artman.

DISCRIMINATING SMALL EARTHQUAKES FROM QUARRY BLASTS USING PEAK AMPLITUDE RATIO Vmax/Hmax MA, S., EATON, D., & DINEVA, S. Department of Earth Sciences The.

Searching for blind faults: the Haiti subsurface imaging project ERAY KOCEL ERAY KOCEL with with Robert R. Stewart, Paul Mann, Robert R. Stewart, Paul.

Constraints on Seismogenesis of Small Earthquakes from the Natural Earthquake Laboratory in South African Mines (NELSAM) Margaret S. Boettcher (USGS Mendenhall.

ITW2008: P. Campus, R. Oldfield Bermuda, 3-7 November 2008 The recently installed IMS Infrasound Station IS51, Bermuda Paola Campus Comprehensive Nuclear-Test-Ban.

0 Mining Methods Block 150 Level 330 Level 300 Level 270.

Introduction to Deconvolution

SEISMIC INTERPRETATION

The History of Explosives

Beach Energy Ltd Lake Tanganyika 2D Transition Zone Seismic Survey Data Processing, 2015 Matching Filter to match Transition Zone Airgun Source Wavelet.

Sedimentary Geology Geos 240 – Chapter 2 Collecting the Data Part 2 – Regional Geophysical Data Dr. Tark Hamilton Camosun College.

Beach Energy Ltd Lake Tanganyika 2D Transition Zone Seismic Survey Data Processing, 2014 Testing the Match between Vibroseis and Dynamite Data Reflection.

Aron Azaria (M.S. student)

DASARI SURESH ASST. MANAGER (MINING)  What is fragmentation ?  Fragmentation is the process of breaking the solid in-situ rock mass into several smaller.

Photos placed in horizontal position with even amount of white space between photos and header Sandia National Laboratories is a multi-program laboratory.

Lee M. Liberty Research Professor Boise State University.

Using marine air gun shots recorded by onshore broadband instruments: Example from STEEP project, Southern Alaska Christeson et al., JGR, 2013.

Beach Energy Ltd Lake Tanganyika 2D Marine Seismic Survey Data Processing, 2014 Source Designature Lines BST14B24 and BST14B67 Jan. 25, 2014.

WEL COME. DRILLING AND BLASTING Index  Introduction of Drilling and its Necessity  Terminology use for drilling  Selection of drilling method  Selection.

Seismic Reflection 3D seismic reflection image of the Nankai Subduction zone, Japan.

Geotechnical Investigation

Eiichiro Araki Japan Agency for Marine-Earth Science and Technology

Susan L. Beck George Zandt Kevin M. Ward Jonathan R. Delph.

Informational speech on offshore oil rigs

Shake test trial on Wednesday!!

Reflection Seismic Method

Search for solar normal modes in ambient seismic noise

(B.P :51) ( B:P52 ).

Urban Sound Classification

Regulatory Requirements for Blasting Operations

هل يمكن أن نكون جيل الأرض الأخير؟

ريكاوري (بازگشت به حالت اوليه)

CH 10: Applications of Waves

Detection of Mobile Fluids

A and B, Sagittal (A) and axial (B) fast spin-echo images of the cervical spine before treatment demonstrate diffuse increase in signal intensity (arrows)

Measurements In Time and In Depth

Regulatory Requirements for Blasting Operations

Beam Tests data vs Matlab simulations

Jacques JENNY Geo2X Genève

(1+1)-REMPI spectra of initially oriented, surface-scattered molecules

Beam Tests data vs Matlab simulations

Large Air Systems – Sales Training

Fig. 1 CFHT photometry converted into spectral reflectivity obtained on UT (Universal Time) 22 and 25 October 2014, is shown in comparison to the VLT reflectivity.

A–C, Sagittal T1-weighted (A), sagittal T2-weighted (B), and axial T2-weighted (C) MR images of the cervical spine in a patient with severe myelopathy.

Presentation transcript:

Seismic Sources

Unconventional Sources Earthquakes Quarry Blasts Ambient Noise (trains, traffic) Hawman et al., 1999

Source Spectra

Explosives Seismic gel Det cord Blasting Caps

Shot Hole Drilling

Portable Drill Rigs

Seismic Coupling Air vs In-Ground

Explosive Source Noise Generation vs Depth Depth

Shallow “Gun” Sources “Betsy”

Weight Drops

Hammer

Shallow Source Comparison Mijller et al.,

Vibroseis

Vibroseis Signal

Dynamite vs Vibroseis

Marine Sources

Bubble Pulse BP cancellation

Source Strength