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Intrinsic Safety for Hazardous Area
2009It is vital need to apply safety measures to the electrical apparatus used in explosive atmosphere as this impedes any damage to the property as well as reduces the risk of life of the workers on duty (Adams, 1990, 1991). There are various protection concepts deployed in sensitive and potentially explosive atmospheres. Among these, intrinsic safety (IS)
L.K. Bandyopadhyay +2 more
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Intrinsic Safety Explosion-Proof System
Applied Mechanics and Materials, 2014The paper introduces the structure and basic theory of the intrinsic safety explosion-proof, the parameters of each part and the principles of selection. Emphasizes the features、work theory and earthing of the isolated barrier, which is used in intrinsic safety explosion-proof industry process control system .
Xu Dan +3 more
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Intrinsic Safety International Standards
IEEE Transactions on Industrial Electronics and Control Instrumentation, 1973International Electrotechnical Committee SC31G has been working for several years on a recommendation to cover the requirements for intrinsic safety. The Committee is nearing the completion of the document. Detailed requirements will differ from several of the existing national standards.
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Intrinsic safety - the way forward
Fifth International Conference on `Electrical Safety in Hazardous Environments', 1994This paper discusses the position of intrinsic safety and low power systems in the context of CENELEC. It avoids discussing the impact of possible EC directives which at the time of writing this paper (November 1993) have not been finalised. In the authors opinion unless these directives are considerably modified then it is impossible to be optimistic ...
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Intrinsic road safety: A new approach?
Safety Science, 1995In 1991 the Dutch Ministry of Transport, Public Works and Water Management concluded that its policy regarding road-safety should be sharpened in order that its goal set for road-safety in the year 2010 would be achieved (i.e. 50% reduction of dead and 40% reduction of wounded persons in comparison with 1986). This new policy is being called “Intrinsic
J.H.A. Van Uden, A.H. Heijkamp
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Protection by intrinsic safety
1994In conclusion, it will be seen that protection by the method of intrinsic safety has grown rapidly due to its eminent suitability for very low voltage, low power process control and information transfer installations. It differs from other types of protection for electrical apparatus in potentially explosive atmospheres because the flow of energy from ...
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New insights concerning intrinsic joint elasticity for safety
2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010In this paper we present various new insights on the effect intrinsic joint elasticity has on safety in pHRI. We address the fact that the intrinsic safety of elastic mechanisms has been discussed rather one sided in favor of this new designs and intend to give a more differentiated view on the problem.
Sami Haddadin +3 more
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Intrinsic Safety at Underwriters' Laboratories
IEEE Transactions on Industrial Electronics and Control Instrumentation, 1973The Underwriters' Laboratories has been investigating intrinsically safe equipment for use in hazardous locations for many years. It has recently published a Standard for Intrinsically Safe Circuits and Equipment, UL913. This presentation traces the development of the intrinsically safe requirements from the initial outlines to the printed Standard ...
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SEPARATION FAULT SCENARIOS IN INTRINSIC SAFETY CIRCUITS
Environmental Engineering and Management Journal, 2019The intrinsic safety type of protection significantly increased in complexity during the last decades. Thus, it even provides the opportunity to use highly complex electronic circuits without involving a significant explosion risk within the oil industry or in power plants, but not limited to those two. In order to achieve this performance, the type of
Marius Darie +4 more
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Evaluation of Systems for Intrinsic Safety
1966Evaluation of a system, i.e., equipment and associated wiring, to determine whether it is intrinsically safe in accordance with the requirements of ISA Recommended Practice RP12.2, is not, and cannot be, a “cookbook” procedure. ISA RP12.2 adequately states the essential energy limitations and specifies the considerations of failure against which to ...
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