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This Publication gives guidance on the interpretation of the PSSR relating to the periodic Examination of Pressure Systems and certain associated aspects, and considers in particular regulations 2, 7, 8, 9, 10 and 13, plus Schedule 2; it does not refer in detail to the other regulations already...
Instrumented Protective Systems (IPS) are any instrumented function designed to protect against a hazard with any integrity. IEC 61511-1 places specific requirements on Safety Instrumented Functions (SIFs), which are IPS protecting safety hazards with a required integrity of SIL1 or above. This...
The scope of this publication is a guide that covers mechanical draught cooling tower fans and fin fans as used in industrial air cooled heat exchangers. It excludes small fractional-kilowatt drives provided as part of proprietary equipment, e.g. analysers, laboratory equipment, heating and...
Technical Guidance This Publication sets out the principles and practices of materials selection and corrosion control and provides information on lessons learned in the industry. Key aspects of welding and fabrication are also discussed. However, it should not be seen as an alternative to the...
The Engineering Equipment and Materials Users Association (EEMUA) publish a range of guidance documents to assist its members and industry as a whole. In 2002 it published EEMUA 201 "Process plant control desks utilising human-computer interfaces - Guide to design, operational and human-computer...
This document aims to provide guidance in relation to the electrical ignition risks within areas with potentially explosive atmospheres. It therefore includes: − vapours and mists - such as petroleum products; − gases - such as hydrogen, and − combustible dusts - such as food products and cement....
This guidance covers all onshore equipment that provides the primary containment boundary to hazardous substances, which will include pressure vessels, relief streams, atmospheric storage tanks, reactors and pipework. It will cover machines such as pumps, agitators, valves and compressors in so far...
This publication applies t design of new P1 pipework when also designed in accordance with ASME B31.3 Exclusions The guidance in this publication does not apply to: Severe cyclic service Mechanical and/or thermal shock loading Hydrogen-charged service Materials outside the thickness and SMYS ranges...
The Forum has met on a number of occasions and thorugh sharing information and experience has identified a number of factors that deserve particular attention wen managing the problem. This Publication provdes a description of these factors as they currently stand- future updates may be published....
Tis dument ss out uidance for the nstallation and operation of isolating devices (typically valves which allow the removal of relief devices from operating plant. It draws on the experience and different practices of EEMUA members to identify the key points which should be considered in the design...
Introduction Passage of the Clean Air Act Amendments of 1990 created a number of new compliance challenges for the United States refining industry. To provide improved approaches to meeting these challenges and allow leveraging of research expenditures, a number of the members of the Petroleum...
This guidance is aimed at all parties (other than notified bodies or user inspectorates - see note below) who are involved in the design and manufacturer of site installed assemblies in the UK. This includes the following parties: End users (including those responsible for procurement of the...
Introduction Throughout the life of a plant, additional process safety hazards or concerns can be identified or uncovered. This might for example be as part of a periodic formal process safety review; it could be related to changes in equipment use or operating mode or as a result of deterioration...
What is included This Publication is aimed at owners and operators of above-ground plastic tanks, which are typically cylindrical in shape. The document's content is aimed mainly at tanks being operated at atmospheric pressure or at pressures above the liquid head up to 0.5 barg. It is not...
This guideline sets out the key features required for planning and executing inspection, maintenance and repair works on aboveground fully supported vertical steel storage tanks. The descriptions of key tank components that require inspection and/or maintenance, of degradation mechanisms, and of...
Introduction Natural source zone depletion (NSZD) has emerged as an important concept within the realm of environmental remediation. NSZD is a term used to describe the collective, naturally occurring processes of dissolution, volatilization, and biodegradation that results in mass losses of light...
This Publication supplements the requirements of ISO 15614-8:2016 for all tube to tube-plate welding. However, it does not cover joints made purely by mechanical means, e.g. expansion.
General In the last thirty years many vertical steel storage tanks have been demolished worldwide. In some cases the owners of such tanks entered into contracts with demolition contractors without sufficient knowledge of the problems involved. As a consequence a number of serious and sometimes...
