Methods for evaluating the shielding effectiveness of textiles. This document provides a standard set of methods and procedures for determining the shielding effectiveness of shielding enclosures. Ieeestd299 ieee standard method for measuring the effectiveness of. The required shielding effectiveness shall apply to any point, at any frequency in the specified range for both vertical and horizontal polarities. Shielding effectiveness test report for a tishield dtic. Ieee std 142 2007 revision of ieee std 1421991 ieee recommended practice for grounding of industrial and commercial power systems sponsor power systems engineering committee of the ieee industry applications society approved 7 june 2007 ieeesa standards board. Ieee standard 1547 for interconnecting distributed resources with electric power systems, as they may be amended from time to time. Floor the parentroom floor shall be free of any dirt, dust, debris, or other obstructions. The types of enclosures covered include, but are not limited to, singleshield or doubleshield. It contains a thorough analysis of the power system data required, and the techniques most commonly used in computer. This recommended practice is a reference source for engineers involved in industrial and commercial power systems analysis. With the widespread acceptance of international iec microcomputer architectures based on. This document is a major revision of ieee std 1491965 which it supersedes. Ieee std 8372002 revision of ieee std 8371989 i eee standards 837tm ieee standard for qualifying permanent connections used in substation grounding published by the institute of electrical and electronics engineers, inc.
A guide to electrical installations on shipboard provides a detailed background of the changes in ieee std 452002 and the. The types of enclosures covered include, but are not limited to, singleshield or double. Ieee recommended practice for power system analysis ieee. Glendale heights, il usa 609 abstract milstd285 and the origination of ieee std 299 go back. Ieee 299 is the standard method for measuring the effectiveness of electromagnetic shielding enclosures. Ieee 299 method for measuring the effectiveness of electromagnetic shielding enclosures published by ieee on september 15, 2006 this standard provides uniform measurement procedures for determining the effectiveness of electromagnetic em shielding enclosures at frequencies from 9 khz to 18 ghz extendable down to 50 hz and. The ieee standard 299 1997 presents a methodology for measuring the effectiveness of. Ieee recommended practice for calculating shortcircuit. Graphic symbols for electrical and electronics diagrams. Ieeestd299 2006 standard free download lisun group. This work is downloaded from delft university of technology. This standard provides uniform measurement procedures for determining the effectiveness of electromagnetic em shielding enclosures at. Scope of ieee standard 4 dielectric tests with direct voltages. This shielded enclosure was then tested according to ieeestd2991991, with.
Ieee std 4321976, guide for insulation maintenance for rotating electrical machinery 5 hp to less than 10 000 hp and ieee std. This introduction is not part of ieee std 2991997, ieee standard method for. A guide to electrical installations on shipboard provides a detailed background of the changes in. A guide to electrical installations on shipboard provides a detailed background of the changes in ieee std 452002 and the reasoning behind the changes as well as explanation and adoption of other national and international standards. The one referenced in ieee 299 formerly mil std 285 is called the coplanar setup. Safety levels with respect to human exposure to radio frequency electromagnetic fields. This standard provides uniform measurement procedures for determining the shielding effectiveness of electromagnetic em shielding for a variety of enclosures and boxes having all dimensions between 0. On the benefits of using ieee std 2994997 for shielding effectiveness testing dale g.
It is probably the most frequently referenced standard covering. It contains a thorough analysis of the power system data required, and the techniques most commonly used in computeraided analysis, in order to perform specific power system studies of the. Delft university of technology setup for emi shielding effectiveness. Application of the ieee std 2991997 standard method for measuring the effectiveness of electromagnetic shielding enclosures conference paper pdf available. This standard is a product of the floatingpoint working group of the microprocessor standards subcommittee of the standards committee of the ieee computer society. Secretary, ieee high voltage testing techniques subcommittee 2014 pes panel session discussions on ieee std.
Ieee recommended practice for power system analysis ieee brown book abstract. Highvoltage testing techniques 1 ieee standard for highvoltage testing techniques. Ieee std 3151975 this american national standard is a revision and expansion of american national standard graphic symbols for electrical and electronics diagrams, y32. Notethe enclosure measurement assumes a free space impedance of 377 n. Find the most uptodate version of ieee 299 at engineering360. Ieee standard for additional mechanical specifications for. Store are in electronic adobe acrobat pdf format, free from drm and compatible with. The interface system described herein is optimized as an interdevice interface for system components in. This work was sponsored by the technical committee on. The shielding effectiveness testing occurs at frequencies from 9 khz to 18 ghz extendable to 50 hz and 100 ghz, respectively for enclosures having all dimension greater than or equal to 2. Scope this specification covers the general requirements for the design, construction. Differences between nsa 94106 and ieee 299 lf magnetic. This document contains the detailed information of the standard ieee 811983.
This revision of ieee std 5221977 was initiated by the insulation subcommittee now materials subcommittee of the rotating machinery committee of the ieee power engineer. Pdf application of the ieee std 2991997 standard method for. The get program is supported by industry and government and allows, among others, the download of the ieee c95 standards. Ieee std 5221992 revision of ieee std 5221077 ieee. C 2 ieeestd 299 1997 ieee standard method for measuring the effectiveness of electromagnetic shielding enclosures 1997,usa. Pdf application of the ieee std 2991997 standard method. New test methods to determine the shielding effectiveness of small. The other one is referenced in ieee std 299 formerly also mil. Ieee std 5512006 ieee recommended practice for calculating shortcircuit currents in industrial and commercial power systems sponsor power systems engineering committee of the ieee industry applications society approved 9 may 2006 ieeesa standards board approved 2 october 2006 american national standards institute. Ieee std 8372014, ieee standard for qualifying permanent. Ieee recommended practice for electric power systems in commercial buildings 1. Ieee standard method for measuring the effectiveness of. Ieee standard method for measuring the effectiveness of electromagnetic.
Uniform measurement procedures and techniques are provided for. Resonance effects of the enclosures have been observed by this method. Ieee standard for qualifying permanent connections used on substation grounding sponsored by the substations committee ieee 3 park avenue new york, ny 100165997 usa ieee power and energy society ieee std 8372014 revision of ieee std 8372002. This foreword is not a part of ieee std 5221992, ieee guide for testing turntoturn insulation on formwound stator coils for alternatingcurrent rotating electric machines. Ieee membership offers access to technical innovation, cuttingedge information, networking opportunities, and exclusive member benefits. Ieee std 2992006 6 standards are well known, however. For enclosures smaller than 2 meters, applying ieee 299 test and. It represents the second revision of the standard since the original issuance in 1948 of 48ire2s2, standards on antennas methods of testing.
Ieee standard method for measuring the effectiveness of electromagnetic shielding enclosuresstd 2991991 on. Carbon nanotubes cnts in ultrahigh performance concrete. Ieee 299 method for measuring the effectiveness of electromagnetic shielding enclosures. A variety of specialized symbols originally used for aircraft applications have been added to make this standard more comprehensive.
Ieee 452002 is an excellent standard, which is widely used for selecting shipboard electrical and electronic system equipment and its installation. Basic interoperability data model 850 ieee std 1420. Ieee standard method for measuring the effectiveness of electromagnetic shielding enclosures ieee on. Proposed methods to measure the shielding performance of. Ieeestd 299milstd 285 milstd285 and later standards the milstd285 method for evaluating shielding effectiveness was developed in the usa for military purposes, and was published in 1956. Ieee std 621995 revision of ieee std 621978 ieee guide. This foreword is not a part of ieee std 1491979, ieee standard test procedures for antennas. History of 12207 2167a 7935a 498 iso 12207 ieee stds ieeeeia 12207 016 dodstd7935a dod automated information systems ais documentation standards oct 88 dodstd2167a defense system software development feb 88 isoiec 12207 software life cycle processes aug 95 jstd0161995 trial use software life cycle processes. 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 1547 was first published in 2003, reaffirmed in 2008, and amendment 1 published in 2014 as an outgrowth of the ieee hosted scc21 may 2012 workshop. Ieee recommended practice for electric power systems in.
Measurement of shielding effectiveness bnn communication. Ieee 1547 was first published in 2003, reaffirmed in 2008, and amendment 1 published in 2014 as an outgrowth of. It must be noted that in the framework of this paper. This includes but is by no means limited to the frequencies and points selected for the purposes of acceptance testing. The ieee institute of electrical and electronics engineers grants public access to view and download current individual standards as part of the ieee get program. Ieee std 1422007 revision of ieee std 1421991 ieee. Ieee standard method for measuring the effectiveness of electromagnetic shielding enclosures. Glendale heights, il usa 609 abstract mil std 285 and the origination of ieee std 299 go back several decades. Members support ieees mission to advance technology for humanity and the profession, while memberships build a platform to introduce careers in technology to students around the world.
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. The condition of power apparatus is of prime importance for the successful operation of a power system. Ieee std 299, standard method for measuring the effectiveness of electromagnetic shielding enclosures ieee electromagnetic compatibility society, 1997. This foreword is not a part of ansiieee std 7541985, ieee standard for binary floatingpoint arithmetic. Uniform measurement procedures and techniques are provided for determining the effectiveness of electromagnetic shielding enclosures at frequencies from 9 khz to 18 ghz extendable to 50 hz and 100 ghz, respectively for enclosures having all dimension greater than or equal to 2.
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