www.sefindia.org

STRUCTURAL ENGINEERING FORUM OF INDIA [SEFI]

 Forum SubscriptionsSubscriptions DigestDigest Preferences   FAQFAQ   SearchSearch   MemberlistMemberlist   UsergroupsUsergroups  RegisterRegister FAQSecurity Tips FAQDonate
 ProfileProfile   Log in to check your private messagesLog in to check your private messages   Log in to websiteLog in to websiteLog in to websiteLog in to forum 
Warning: Make sure you scan the downloaded attachment with updated antivirus tools  before opening them. They may contain viruses.
Use online scanners
here and here to upload downloaded attachment to check for safety.

electrical resistivity method

 
Post new topicReply to topic Thank Post    www.sefindia.org Forum Index -> SEFI Web Site Problems/ Login/Registration Issues
View previous topic :: View next topic  
Author Message
riann_thomas
SEFI Member
SEFI Member


Joined: 15 Nov 2012
Posts: 2

PostPosted: Thu Nov 15, 2012 5:56 pm    Post subject: electrical resistivity method Reply with quote

Dear all,

I have  planed to do "electrical resistivity method" to determine the water table and soil profile for my btech project. I would like to get some quality literature corresponding to the same to understand the subject thoroughly. Can any one suggest some literature???
Back to top
View user's profile Send private message
B.V.Harsoda
Bronze Sponsor
Bronze Sponsor


Joined: 19 Jan 2009
Posts: 2295
Location: RAJKOT,GUJARAT, INDIA

PostPosted: Fri Nov 16, 2012 4:01 pm    Post subject: Reply with quote

Useful Links:-

http://www.geovision.com/

http://www.geovision.com/PDF/M_Resistivity.pdf

http://www.geovision.com/PDF/App%20Note%20-resistivity%20Method2.pdf

http://www.fhwa.dot.gov/engineering/geotech/hazards/mine/workshops/ktwkshp/ky0311.cfm
Back to top
View user's profile Send private message
B.V.Harsoda
Bronze Sponsor
Bronze Sponsor


Joined: 19 Jan 2009
Posts: 2295
Location: RAJKOT,GUJARAT, INDIA

PostPosted: Fri Nov 16, 2012 5:00 pm    Post subject: Reply with quote

Electrical imaging survays for environmental and engineering studies:-

Table of Contents
1. Introduction to resistivity surveys 1
1.1 Introduction 1
1.2 Traditional resistivity surveys 1
1.3 The relationship between geology and resistivity 3
2. 2-D electrical imaging surveys 5
2.1 Introduction 5
2.2 Field survey method - instrumentation and field procedure 5
2.3 Pseudosection data plotting method 8
2.4 Forward modeling program exercise 8
2.5 Advantages and disadvantages of the different arrays 10
2.5.1 Wenner array 11
2.5.2 Dipole-dipole array 14
2.5.3 Wenner-Schlumberger array 15
2.5.4 Pole-pole array 15
2.5.5 Pole-dipole array 17
2.5.6 High-resolution surveys with overlapping data levels 18
2.5.7 Summary 19
2.6 Computer interpretation 19
2.6.1 Data input and format 19
2.6.2 Guidelines for data inversion 20
2.7 Field examples 24
2.7.1 Agricultural pollution - Aarhus, Denmark 24
2.7.2 Odarslov dyke - Sweden 25
2.7.3 Underground cave - Texas, U.S.A. 25
2.7.4 Landslide - Cangkat Jering, Malaysia 27
2.7.5 Old tar works - U.K. 27
2.7.6 Holes in clay layer - U.S.A. 27
2.7.7 Magusi River ore body - Canada 29
2.7.8 Marine underwater survey - U.S.A. 31
2.7.9 Time-lapse water infiltration survey - U.K. 31
2.7.10 Cross-borehole survey - U.K. 34
2.7.11 Wenner Gamma array survey - Nigeria. 35
2.7.12 Mobile underwater survey - Belgium. 36
3. 3-D Electrical Imaging Surveys 38
3.1 Introduction to 3-D surveys 38
3.2 Array types for 3-D surveys 38
3.2.1 Pole-pole array 38
3.2.2 Pole-dipole array 40
3.2.3 Dipole-dipole array 40
3.2.4 Summary 40
3.3 3-D roll-along techniques 41
3.4 3-D forward modeling program 41
3.5 Data inversion 43
3.6 Examples of 3-D field surveys 46
3.6.1 Birmingham field test survey - U.K. 46
3.6.2 Septic tank survey - Texas 48
3.6.3 Sludge deposit - Sweden 48
iv
Copyright (1999) M.H.Loke
Acknowledgments 51
References 52
Appendix A Data format for dipole-dipole, pole-dipole and Wenner-Schlumberger
arrays. 54
Appendix B Topographic modelling 56
Appendix C Inversion method 58
Appendix D Statistical data filtering 60

Source:-
http://www.heritagegeophysics.com/images/lokenote.pdf
Back to top
View user's profile Send private message
B.V.Harsoda
Bronze Sponsor
Bronze Sponsor


Joined: 19 Jan 2009
Posts: 2295
Location: RAJKOT,GUJARAT, INDIA

PostPosted: Fri Nov 16, 2012 5:05 pm    Post subject: Reply with quote

SHORT NOTE ON THE PRINCIPLES OF GEOPHYSICAL METHODS FOR GROUNDWATER INVESTIGATIONS
Link:-
http://www.heritagegeophysics.com/papers/Groundwater_n_Geophysics.pdf





ASTM D1125 - 95(2009) Standard Test Methods for Electrical Conductivity and Resistivity of Water
Link:-
http://www.astm.org/Standards/D1125.htm


Last edited by B.V.Harsoda on Fri Nov 16, 2012 5:10 pm; edited 1 time in total
Back to top
View user's profile Send private message
B.V.Harsoda
Bronze Sponsor
Bronze Sponsor


Joined: 19 Jan 2009
Posts: 2295
Location: RAJKOT,GUJARAT, INDIA

PostPosted: Fri Nov 16, 2012 5:09 pm    Post subject: Reply with quote

THE COMPLEX RESISTIVITY METHOD:-


Table of Contents
Page
1. INTRODUCTION ..........................................................................5
1.1. The Coupling Problem............................................................................. 6
1.2. Zonge Complex Resistivity Systems ........................................................ 8
2. DESCRIPTION OF COMPLEX RESISTIVITY DATA ..............10
2.1. Apparent Resistivity (ra,ohmmeters) ..................................................... 10
2.2. Raw Phase (fr,milliradians) ................................................................... 11
2.3. Percent Frequency Effect (PFE, %)........................................................ 11
2.4. Three-frequency Corrected Phase (f3pt, milliradians) ............................ 11
2.5. Decoupled Phase and Spectral Plots (Spectral IP) .................................. 12
2.6. Coupling Coefficient Data ..................................................................... 15
2.7. Residual Electromagnetic Data (REM) .................................................. 15
3. ADVANTAGES OF COMPLEX RESISTIVITY .........................19
3.1. Mineral Detection: IP versus CR............................................................ 19
3.2. Coupling Removal................................................................................. 22
3.3. Cultural Contamination.......................................................................... 22
3.4. Hydrocarbon Detection.......................................................................... 27
4. DATA ACQUISITION.................................................................28
4.1. PDP-8 CR System.................................................................................. 30
4.2. GDP CR System Harmonics .................................................................. 30
4.3. CR Data Processing ............................................................................... 30
5. OTHER CR SERVICES...............................................................31
6. SURVEY PLANNING .................................................................31
7. REFERENCES .............................................................................32

SOURCE:-
http://www.zonge.com/PDF_Papers/CRMethod.pdf
Back to top
View user's profile Send private message
riann_thomas
SEFI Member
SEFI Member


Joined: 15 Nov 2012
Posts: 2

PostPosted: Tue Nov 20, 2012 5:08 pm    Post subject: Reply with quote

Thank you B.V.Harsoda Sir for your valuable suggestion.
Sir, do you have access to J M Katte's works on electrical Resistivity method????
Back to top
View user's profile Send private message
Display posts from previous:   
Post new topicReply to topic Thank Post    www.sefindia.org Forum Index -> SEFI Web Site Problems/ Login/Registration Issues All times are GMT
Page 1 of 1

 

 
Jump to:  
You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum
You cannot attach files in this forum
You cannot download files in this forum


© 2003, 2008 SEFINDIA, Indian Domain Registration
Publishing or acceptance of an advertisement is neither a guarantee nor endorsement of the advertiser's product or service. advertisement policy