offshore
Abu Dhabi’s Zakum Development Company’s (ZADCO) mandate was to develop the Upper Zakum field on behalf of ADNOC and for the benefit of the shareholders: ADNOC 60%, ExxonMobil 28% through its local subsidiary ExxonMobil Abu Dhabi Offshore Petroleum Company Ltd. (EMAD), and Japan Oil Development Company Ltd. (Jodco) holding the remaining 12%. ExxonMobil, ADNOC and Jodco will jointly provide […]
Definition: “TLP” is the acronym of Tension Leg Platform. This name is used for offshore platform designed to have buoyancy in excess to be balanced in connecting the platform to the sea bed with long steel tubular structure called tendons. These tendons guaranty the stability of the platform in all dimensions regardless the waves and sea […]
Definition: “Subsea Electrical System” refers to all the solutions to transport and distribute electrical power from the land or an Offshore operating unit, such as platform or FPSO, to supply seabed operating units like compressors, pumps, valves, etc… Comments: Normally electricity and water do not fit too well together, so it may look strange to consider such […]
The Johan Sverdrup giant oil field is the largest oil field discovery in 2011 in the World and the fifth biggest ever in Norway. It is located 140 kM west of Stavanger and sitting by 110 M water depth and about 2000 m deep below the sea level. The Swedish Lundin and Statoil were exploring […]
K5 is located about 230km from Bintulu, in water depth of 80 metres. Discovered in 1970, K5 is a sour gas field offshore Sarawak in eastern Malaysia. It had been left undeveloped as it contains up to 70 % carbon dioxide (CO²) content. Anyway, Petronas and Total have now signed a heads of agreement to jointly study its […]
Definition: “Drillship” are ships designed to drill. Comments: These drillships are specially designed to perform drilling operations in deep-sea locations. A typical drillship will have, in addition to all of the equipment normally found on a large ocean ship, a drilling platform and derrick located on the middle of its deck. In addition, drillships contain a hole (or ‘moonpool’), extending […]
Shell is operating the Malampaya gas field with 45% share, at the same level as Chevron while the local Philippines National Oil Company, PNOC, owns the remaining 10%. The third phase of Malampaya will suppose the construction of an offshore compression platform. This platform should be built in the Philippines and should be the first […]
Definition: “Semisubmersible” or “Semisub-” is referring to Offshore drilling rigs so called because they are combining the advantages of submersible rigs with the ability to drill in Semisubmersible drilling rig. The Semisubmersible drilling rig is made of a floating structure having vertical hollow legs connected to horizontal pontoons used for ballasting with seawater for stability. It also has numerous large heavy anchors which keep it secured […]
