Sea Technology

SEP 2013

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Integrity Management: Reducing Hydrocarbon Releases Hydrasun Develops Alternative Approach to Monitoring HCRs By Ben Coutts H ydrocarbon releases integrity management guidelines (HCRs) have long been for both hose and SBT assema hazard to offshore operablies, and, with the Step Change tions. Not only do HCRs in Safety group, developing a represent a potential prequalifcation in SBT, accredited cursor to major accidents by the Engineering Construction and cause unplanned shutIndustry Training Board (ECITB). downs and asset downtime, they are also a key indicaNeed for Change tor of the effectiveness of Hydrasun identifed the need asset integrity management for an even sharper focus in the across the industry. integrity management of In 2010, the U.K.'s hose assemblies, particuHealth and Safety Execularly SBT and instrumentative's (HSE) Offshore Divition assemblies, following sion (OSD) launched their strategy for Key Proresearch that identifed the gramme 4 (KP4), the Ageing and Life Extension key contributors to HCRs (ALE) Inspection Programme. The ALE Inspecto be incorrectly ftted tion Programme aims to promote awareness and equipment, improper opermanagement of the risks associated with aging ation and noncompliance plants in the offshore oil and gas industry in supwith existing procedures— port of four identifed priority areas: asset integmainly human-factor rerity, competence, safety culture and leadership. A Hydrasun surveyor inspecting the condition of lated issues and incorrectly In support of this, the Step Change in Safety fexible hose assemblies. specifed equipment. group, comprising senior managers and offcials Simplifying SBT assemfrom member companies, industry-related trade associablies wherever possible can reduce complexity, leak paths, tions, trade unions and the HSE, introduced a target for a 50 human error and National Pipe Taper (NPT) threaded conpercent reduction in HCRs by the end of March 2013. nections. Hydrasun has implemented an alternative and inAlthough reductions in HCRs have been achieved in the novative approach to the traditional methods associated with last few years, fuid connectors, hose and small bore tubthe design and management of instrumentation systems, deing (SBT) combined, accounted for 27 percent of unplanned veloping a portfolio of the latest technologies, combining HCRs between 2008 and October 2010, according to an them with enhanced training, competency assessment and analysis by the Society of Petroleum Engineers. integrity management programs. Through this alternative The oil and gas industry has focused on these areas as methodology, leak paths are engineered out of systems, and a key element of KP4. Hydrasun (Aberdeen, Scotland), in the likelihood of human factor issues contributing to HCRs is conjunction with operators, service companies and industry also greatly reduced. bodies, has been at the forefront of implementing initiatives and programs to further reduce the instances of HCRs. This Effective Integrity Management includes developing and carrying out robust planned mainEffective integrity management of hose and SBT assemtenance and inspection routines, participating in the Energy blies is essential to reducing HCRs successfully. Hydrasun's Institute's steering groups for the development of revised established hose integrity and SBT management philosowww.sea-technology.com September 2013 / st 25

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