The program conforms to ieee 80 2000, ieee 81 1983 and ieee 837 2002. Future tasks for ieee 4 need to consider harmonization with iec 600601 on the definition of peak value of an alternating voltage e. Normal measurements buy this standard access via subscription. The technique of measuring ground resistance and impedance, earth resistivity, potential gradients from currents in the earth, and the prediction of the magnitudes of ground resistance and potential gradients from scale model tests are. Ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system. The present state of the technique of measuring ground resistance and impedance, earth resistivity, and potential gradients from currents in the earth, and the prediction of the magnitude of ground resistance and potential gradients from scalemodel tests are described and discussed. Ieee 3 park avenue new york, ny 100165997 usa 28 december 2012 ieee power and energy society ieee std 812012 revision of ieee std 811983 authorized licensed use limited to. Read online ieee std 81 tutorial index a free service for ieee. Ieee membership offers access to technical innovation, cuttingedge information, networking opportunities, and exclusive member benefits.
The equation numbers used in this paper refer to the numbers used in that standard for ease of crossreferencing. Ieee std 81 2012 revision of ieee std 81 1983 1 86. Ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system. Ieee std 811983, ieee guide for measuring earth resistivity, ground impedance, and earth surface. Ieee standard glossary of software engineering terminology ieee std 61 0. Ansiieee std 811983 revision of ieee std 811962 an. Practical instrumentation methods are presented for measuring the ac characteristics of large, extended or interconnected grounding systems. Ieee xplore 812012 ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system ieee standard. Ansi ieee std 811983 revision of ieee std 81 1962 an american national standard ieee. The problems of system grounding, that is, connection to ground of neutral, of the corner of the delta, or of the midtap of one phase, are covered. The test methods and techniques used to measure the electrical characteristics of the grounding system include the following topics. The aim of an srs document is to capture requirements in an unambiguous manner in order to facilitate communication between stakeholders. All books are in clear copy here, and all files are secure so dont worry about it.
Ieee xplore, delivering full text access to the worlds highest quality technical literature in engineering and technology. Pdf the scope of this paper is the investigation of the variation of the soil. Understand the basic principles of measuring the electrical. The most thorough and reliable method is fall of potential. Members support ieee s mission to advance technology for humanity and the profession, while memberships build a platform to introduce careers in technology to students around the world. Ieee std 81 2012 ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system grid with an interconnected shield and neutral systems, such a representation is extremely difficult to obtain. Institute of electrical and electronics engineers, inc. Ieee std 81 tm 2012 revision of ieee std 811983 ieee guide for. This document contains the detailed information of the standard ieee 811983. The advantages and disadvantages of grounded versus ungrounded systems. Ieee is the worlds largest professional association dedicated to advancing technological innovation and excellence for the benefit of humanity.
March 1983 ieee guide for measuring earth resistivity, ground impedance, and earth surface. Ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system ieee std 81 2012 revision of ieee std 81 1983 1 86 practical test methods and techniques are presented for measuring the electrical characteristics of grounding systems. Ieee std 8020 guide for safety in ac substation grounding ieee std 812012 guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system ieee std 3672012 recommended practice for determining the electric power substation ground potential rise and induced voltage from a power fault. Download ieee std 81 tutorial index a free service for ieee. Ieee guide for measuring earth resistivity, ground impedance, and earth potentials of a ground system.
Ansi ieee std 81 1983 revision of ieee std 81 1962 an american national standard ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system sponsor power system instrumentation and measurements committee of the ieee power engineering society approved september17, 1981 ieee standards board. Ieee std 812012, ieee guide for measuring earth resistivity. Topics addressed include safety considerations, measuring earth resistivity, measuring the power system frequency resistance or impedance of the ground system to remote. Ansiieee std 811983 revision of ieee std 811962 an american national standard ieee guide for measuring earth resistivity, ground impedance, and. Cyme power engineering software and solutions optimize the design of new grids and reinforce existing grids the use of the cymgrd software allows for the rapid analysis of various design alternatives to choose an economical solution for any particular installation. Twolayer soil model for power station grounding system calculation.
Ieee std 811983 institute of electrical and electronics. An overview of the ieee standard 81 fallofpotential. March 1983 ieee guide for measuring earth resistivity, ground. Ieee std 81 tutorial index a free service for ieee. Ieee std 811983, ieee guide for measuring earth resistivity, ground impedance, and earth. Whats new in the ieee 43 insulation resistance testing. Factors influencing the choice of instruments and the techniques for various types of measurements are covered. Dec 28, 2012 ieee xplore, delivering full text access to the worlds highest quality technical literature in engineering and technology. The institute of electrical and electronics engineers ieee standard 81 2012 guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system, suggests the fallofpotential grounding test to be used to evaluate the capacity of an electrical grounding systemit is often used by subcontractors to power engineers. Ansiieee std 811983 ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system to address issues related to large grounding systems or systems in congested areas. Ieee std 81 1983, ieee guide for measuring earth resistivity, ground impedance, and earth. Ieee std 8020 guide for safety in ac substation grounding ieee std 81 2012 guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system ieee std 3672012 recommended practice for determining the electric power substation ground potential rise and induced voltage from a power fault.
Developing software requirements specification ieee std. Ieee guide for safety in ac substation grounding ieee std. Ieee transactions on pattern analysis and machine intelligence, yolo pamis, no. Ieee std 81 tm2012 revision of ieee std 81 1983 ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system sponsor substations committee of the ieee power and energy society approved 5 december 2012 ieee sa standards board approved 3 october 2014 american national standards institute authorized licensed use limited to.
Ieee, pronounced eyetriplee, stands for the institute of electrical and electronics engineers. Ieee std 81 1983 ieee guide for measuring earth resistivity, ground impedance and earth surface pote. This later became a standard for petroleum and chemical industry, 1994 with revisions in 2001 and 2009. Ieee std 811983 institute of electrical and electronics engineers. Pdf ieee guide for measuring earth resistivity, ground. Because of the cooperative effort of the user community and manufacturers, today ieee 841 is recognized globally as an effi cient and proper.
Ieee std 8020 revision of ieee std 802000incoporates ieee std 8020cor 12015 ieee guide for safety in ac substation. Web to pdf convert any web pages to highquality pdf. All instrument transformers shall comply with ansi ieee ieee 81 guide ieee 81 guide pdf of ieee std 81 tricia joy ieee std 81 1983, ieee guide for measuring of earth resistivity, ground impedance, and earth surface potentials of a. Practical test methods and techniques are presented for measuring the electrical characteristics of grounding systems. The cymgrd software is a substation grounding grid design and analysis program specially developed to help engineers optimize the design of new grids and reinforce existing grids, of any shape, by virtue of easy to use, builtin danger point evaluation facilities.
Ansi ieee std 81 1983 revision of ieee std 81 1962 an american national standard ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system. Topics addressed include safety considerations, measuring earth resistivity, measuring the power system frequency resistance or impedance of the ground system to remote earth, measuring the transient or surge impedance of the ground system to. Ieee 81 2012 ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system. This began to change with the introduction of an ieee recommended practice ieee std. Ieee women in tech san diego summit on september 22, 2016 from 8. Vasquezespinosa, student member, ieee a bstroct continued increases in the cost of materials and labor make. For equations that we derive, a lettering scheme is used.
Sharex sharex is a lightweight free and open source program that allows you to capture or record any area o. Ieee 81 ieee std 142 ieee 200 ieee 43 ieee 260 ieee 400. Ansi ieee std 81 1983 revision of ieee std 81 1962 an american national standard ieee guide. The present state of the technique of measuring ground resistance and impedance, earth resistivity, and potential gradients from currents in the earth, and. Ieee standard glossary of software engineering terminology.
Ieee std 81 1983, ieee guide for measuring earth resistivity, ground impedance, and earth surface. Maximum value ieee versus average of positive and negative peak values iec expansion of the standard to include testing parameters for uhv voltages above 800 kv class e. Documents sold on the ansi webstore are in electronic adobe acrobat pdf format, however some iso and iec standards are available from amazon in hard copy format. Pdf grounding system design in electrical substation.
This document contains the detailed information of the standard ieee 81 1983. Ieee xplore 81 1983 ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system part 1. This book is a revision of ieee std 1421991, the ieee green book. Ieee 812012 ieee guide for measuring earth resistivity. Ieee 3 park avenue new york, ny 100165997 usa 28 december 2012 ieee power and energy society ieee std 81 2012 revision of ieee std 81 1983 authorized licensed use limited to. Ieee std 1422007 revision of ieee std 1421991 ieee. Ieee and its members inspire a global community through ieee s highly cited publications, conferences, technology standards, and professional and educational activities. Use pdf download to do whatever you like with pdf files on the web and regain control. Measurements of impedance to remote earth, step and touch potentials. The official publication of the international electrical testing association winter 19992000 tech tips spring 2002. Its shortcomings are largely psychological, so it is worthwhile for the operator to understand what the test is doing and why.
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