Dual Frequency Induced Polarization Method
An Effective Approach for Mineral Exploration
- 1st Edition - November 15, 2023
- Author: Jishan He
- Language: English
- Paperback ISBN:9 7 8 - 0 - 4 4 3 - 2 2 1 3 8 - 5
- eBook ISBN:9 7 8 - 0 - 4 4 3 - 2 2 1 3 7 - 8
Dual Frequency Induced Polarization Method: An Effective Approach for Mineral Exploration provides the first English-language text on the successful but little-known dual frequency… Read more
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Request a sales quoteDual Frequency Induced Polarization Method: An Effective Approach for Mineral Exploration provides the first English-language text on the successful but little-known dual frequency induced polarization method. Engineers and technicians in geophysical exploration will appreciate learning about this enhanced method in sections that comprehensively explain the basic principle, method, technology and application of the dual frequency induced polarization method. Chapters cover the mathematical basis, observation parameters, instrument principle, application essentials, field work methods, technology, interference factors and their overcoming methods, ore prospecting and engineering application examples, and more.
In particular, the needs of frontline engineering and technical personnel are addressed in chapters specifically related to field work. Researchers, engineers and technicians working in geophysical exploration will discover a thorough and detailed description of all aspects of the dual frequency induced polarization method.
- Comprehensively discusses the basic principle, method, technology and application effect of dual frequency IP method
- Covers field work methods, techniques, interference factors and overcoming methods, ore prospecting, and engineering application examples, etc.
- Considers the needs of front-line engineering and technical personnel
Field first-line engineers, technicians, and scientific researchers in geophysical exploration in the fields of geology, mining, metallurgy, and hydrological engineering, Postgraduate students in geophysics
- Cover image
- Title page
- Table of Contents
- Copyright
- Biography
- About the author
- Preface
- Chapter 1 Principles of dual frequency induced polarization method
- Abstract
- 1.1 Introduction
- 1.2 Physical and chemical interpretation of IP phenomenon
- 1.3 IP characteristics of various ores and rocks
- 1.4 Frequency characteristics and measurements of induced polarization
- 1.5 IP characteristics of rocks (ores) in frequency domain and affecting factors
- Chapter 2 Equivalence principles and parameters in induced polarization measurements
- Abstract
- 2.1 Macroscopic approaches for studying IP and LTI systems
- 2.2 Equivalence principles of induced polarization
- 2.3 Measurement parameters in frequency domain IP methods
- Chapter 3 Measurement methods and characteristics of DFIP
- Abstract
- 3.1 Measurement plan of DFIP
- 3.2 Waveforms of dual frequency currents
- 3.3 Anomalies in DFIP
- 3.4 Anti-interference ability of DFIP
- 3.5 Characteristics of DFIP
- Chapter 4 DFIP instrumentation
- Abstract
- 4.1 Parameters and performance characteristics of DFIP instruments
- 4.2 Work principles of SQ-3C portable IP instrument
- 4.3 Structure of DFIP instruments
- 4.4 Maintenance and service
- Chapter 5 Removal and utilization of electromagnetic induction coupling in IP measurements
- Abstract
- 5.1 Classification of EM induction couplings
- 5.2 Capacitance coupling and its representation in IP measurements
- 5.3 EM coupling and its time characteristics in IP measurements
- 5.4 Principles of chopping wave decoupling and selection of the width of chopping wave
- 5.5 Chopping wave effects on DF wave distortion and EM decoupling
- 5.6 Direct, simultaneous, and respective extractions of IP and EM effects
- Chapter 6 Special performance of nonlinear effect in dual frequency spectrum induced polarization
- Abstract
- 6.1 Electrochemical mechanism of nonlinear effect of IP effect
- 6.2 Equivalent circuit at interface between mineral and solution
- 6.3 Overpotential response of equivalent circuit
- 6.4 Theoretical calculations and model experimental results of IP frequency spectrum curves of cathode and anode
- 6.5 Nonlinear effect of DFIP spectrum
- Chapter 7 Spatial distribution characteristics of DFIP anomaly
- Abstract
- 7.1 Surface polarization field of a buried sphere in a homogeneous alternating current field
- 7.2 IP anomaly of a sphere with impregnated spherical shell in a homogeneous electric field
- 7.3 Vein ore body in a homogeneous alternating electric field
- 7.4 Surface-polarized spherical body in a point-source field
- 7.5 IP field of a surface polarized infinitely long cylinder
- 7.6 Experimental dipole profiling curves of several IP bodies with regular shape
- 7.7 Comparison of several profiling arrays
- 7.8 Anomaly characteristics of IP sounding
- Chapter 8 Field working
- Abstract
- 8.1 Electrode arrays
- 8.2 Selection of observation frequencies
- 8.3 Power supply system
- 8.4 Measurement circuit
- 8.5 Electrode effects and EM coupling in IP measurement
- 8.6 Interference and their removal in IP measurements
- 8.7 Evaluation of measurement accuracy in IP measurement
- 8.8 Measurements of rock electrical parameters F and ρ
- 8.9 The illustrations of observation result
- 8.10 Some experiences in field measurements
- Chapter 9 Applications of DFIP method
- Abstract
- 9.1 The application of DFIP in gold and silver ore exploration
- 9.2 Application of DFIP in exploration of copper, lead, and zinc polymetallic ores
- 9.3 Application of DFIP in other minerals
- 9.4 Application of DFIP in groundwater exploration
- 9.5 Applications of DF or TF (triple-frequency) phase measurements
- Index of figures and tables
- Bibliography
- Index
- No. of pages: 472
- Language: English
- Edition: 1
- Published: November 15, 2023
- Imprint: Elsevier
- Paperback ISBN: 9780443221385
- eBook ISBN: 9780443221378
JH
Jishan He
Professor in School of Geosciences and Info-physics at Central South University. He was elected as one of the first academicians of the Chinese Academy of Engineering in 1994, and once served as president of Central South University of Technology, member of the presidium of the Chinese Academy of Engineering, and now is a lifelong member of the American Association of Exploration Geophysics. He established and developed the theory and method of Dual-frequency IP method and Pseudo-random signal electromagnetic method. His theories, methods and instruments have been applied throughout China, and a large number of minerals have been found.
Affiliations and expertise
Professor, School of Geosciences and Info-physics, Central South University, Changsha, ChinaRead Dual Frequency Induced Polarization Method on ScienceDirect