Explaining OPERCOM® methodology in commissioning



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Explaining OPERCOM® methodologyin commissioning January 22, 2015 Here i am trying to explaining about the role of Opercom® in oil and gas commission activity 1. What is OPERCOM® ? Opercom® is a test methodology tailored to Oil & Gas production and treatment, installations, which has been providing its worth for more than twenty years now. Opercom® is for Commissioning specialists. The methodology is used by the dedicated teams responsible for preparation during the engineering phase and for execution at the end of the project. Opercom® training modules are available for future users. Total has signed agreements with training organizations for providing them. Q: How long is the course? A: One week. Opercom® is used in the Pre-commissioning and Commissioning phases, before handover to operations. It is a tool that ceases to be used at the end of the project. The Opercom® methodology can also be used to test exhaustively any modifications, executed on an existing installation. An installation tested down to the smallest detail will be operational faster and more safely with the Opercom® methodology! 2. What is Pre-Commissioning Phase ? (Issuing RFC after completion) The Pre-commissioning phase includes three main types of activities:  Conformity checks.  Static/de-energized tests.  Piping tests. On completion of these tests, an “RFC” (Ready For Commissioning certificate) is issued for each Sub-system. A Sub-system is Ready For Commissioning when ALL Pre-Commissioning operations on that Sub-system are completed and there is NO outstanding punch item category A It is also the key to ensure a smooth and quick ramp up to the production plateau as planned. And AOC is Visa for each Sub-system to be transferred from Commissioning to Operation phase 4. There is then a transfer between the Commissioning entity and the Operations entity. We can say: Commissioning -> Dynamic & Energized On completion of these tests. What is Commissioning? (Issuing AOC after completion) Commissioning is a major activity in a project: it is the final quality check before transfer to the start-up team.  The preparation of the piping and vessels for start-up.We can then simply summarize in following: CONSTRUCTION + PRE-COMMISSIONING = Ready For Commissioning 3. and of its specialized sub-contractor are crucial and must be combined with a mobilization plan well suited to both the contractor and the company. The Commissioning competencies of the selected EPCC contractor. an “AOC” (Achievement Of Commissioning) certificate is issued for each Sub-system.  Testing with substitute fluids. The Commissioning phase essentially comprises three types of tasks:  Dynamic verification. Feedback at the end of the project is essential to help us improve our knowledge and our technical standards. What is punch list? . Commissioning engineering should start early in the project with some input already during Basic Engineering and during the Call For Tender preparation. A Sub-system is ready for Achievement Of Commissioning when ALL Commissioning operations on that sub-system is completed and there is NO outstanding punch item category B. Any installation in any sector of activity can be tested using the Opercom® methodology. Instrumentation A reliable and duplicable methodology: Designed in the late 80s to test Oil & Gas installations. Process. Electricity. B. the method has benefited from the feedback very many projects which has further enhanced its reliability. building and civil engineering…Used for over twenty years now. Piping. Features of OPERCOM® A multi-discipline methodology: The Opercom® methodology spans all the activities and every branch of discipline: Mechanics. Opercom® is now recognized for the breadth of its industrial spectrum: Agro-industry.Items that have not successfully passed the tests are listed in a punch list. Here is summarizing information about punch list categories 5. A fully comprehensive methodology: . They are managed in accordance with certain priorities (A. C) such that items ranked priority ”A” are to be cleared before the RFC can be signed. . GS EP EXP 103: (Pre-commissioning and Commissioning Engineering) After the key step of breakdown into Systems and Sub-systems.With Opercom®. tasks to be carried out on the equipment to be tested are allocated. etc. traceability objectives are always met. to leave nothing to chance. detailing how the tasks on the equipment to be tested are allocated. In compliance with the Opercom® methodology.  The organization. installations are broken down into Systems and Sub-systems. Sub-system and item. OPERCOM® methodology relies on a series of four E&P General Specifications: GS EP EXP 101: (Pre-commissioning and Commissioning specification) This General Specification defines: The different phases of a project in relation to Commissioning (the test phase). the role and responsibility of each person are clearly defined. Specification GS EP EXP 103 organizes the Engineering of Pre-commissioning and Commissioning. This way.  The certification methodology. And a test card for each test.This comprises three main parts:  The general preparation of Pre-commissioning and Commissioning Management: The preparation of all tools and procedures which are necessary for the general management of both Pre-commissioning and Commissioning. Likewise.  The certification steps. it is impossible for any item to be left out of testing! Each discipline – Mechanics.  The preparation of Pre-commissioning Engineering: for each System. With the complete set of documents. Specification GS EP EXP 101 sets out the organization to be put in place to prepare and execute the Commissioning. Specification GS EP EXP 101 frames the Handover of the installations to the Operator or the end Client. Instrumentation. – draws up check lists to be processed by Commissioning. with a transfer of responsibility at each step. There are several thousand items for each project. Electricity. The use of ICAPS©. Other definition: ICAPS© Integrated Commissioning And Progress System is the associated software to support Opercom® methodology. GS EP EXP 107 Commissioning execution) This set of some 100 test sheets indicates in detail all the verification’s and all the tests to be carried out as part of Commissioning. and drafting of the Operational Test Procedures (OTP). ICAPS© guarantees the strict application of Opercom® methodology. statistical information on the project for input into the Commissioning data- bank. ensures better control over the Pre-commissioning and the Commissioning activities in the course of a project and facilitates feedback (test sheets to be recovered. GS EP EXP 105: (Pre-commissioning execution) This set of some 400 test sheets indicates in detail all the verification’s and all the tests to be carried out as part of Pre-commissioning. and Opercom® methodology likewise. The preparation of Commissioning Engineering: allocation of tasks to the small sub-assemblies to be tested. etc…) . is compulsory in all TOTAL development projects.
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