Offshore oil gas safety ii oshacademy free online training. Rotary table the principal component of a rotary, or rotary machine, used to turn the drill stem and support the drilling assembly. This article compares two industrial disasters in the offshore oil industry, the explosion and fire on piper alpha off the coast of scotland in 1988, the worlds worst offshore disaster, and the. The drilling riser system interfaces with the rig system, which includes. Are all diesel hoses, lines and unions of the approved type and free of leaks. Alibaba offers 18,833 drilling rig pdf products about 90% of these are machining, 1% are moulds, and 1% are magazine printing a wide variety of drilling rig pdf options are available to you, such. This force is the test pressure times the bore area of the component being tested. An oil platform, offshore platform, or offshore drilling rig is a large structure with facilities for well drilling to explore, extract, store, and process petroleum and natural gas that lies in rock formations beneath the seabed. The fixed tower component of a drilling or well servicing unit. Bentecs headquarters are located in bad bentheim, germany, with additional production and service facilities in tyumen, russia and nizwa, sultanate of oman. Offshore, the rig includes the same components as onshore, but. This mud scours the bottom of the hole to keep the bit cutters clean and keep a fresh rock surface for the bit to attack. Offshore drilling rigs have similar elements, but are configured with a number of different drilling systems to suit drilling in the marine environment.
Occupational safet y and healt h standards petroleum drilling and. Code for the construction and equipment of mobile offshore drilling units. Offshore oil and gas operations include all activities involved in the extraction of crude oil and natural gas from reservoirs found beneath the seafloor. Offshore drilling and workover rig it consists of mechanical drive and electrical drive offshore drilling rig. The rig daily rate will vary according to the rig type, water depth, distance from shore and drilling depth. The fluids are pumped down the drill string, out through holes jets in the drill bit and up the wellbore. Drilling rig pdf, drilling rig pdf suppliers and manufacturers at alibaba. A blowout preventer bop is a large, specialized valve or similar mechanical device, used to seal, control and monitor oil and gas wells to prevent blowouts, the uncontrolled release of crude oil andor natural gas from a well. For instance, did you know that each oil rig contain engine generator sets.
The simplest criterion for the classificatin of drilling rigs is based on the type of location land or offshore, and their capacity. This article lists the main components of a petroleum onshore drilling rig offshore drilling rigs have similar elements, but are configured with a number of different drilling systems to suit drilling in the marine environment the equipment associated with a rig is to some extent dependent on the type of rig but typically includes at least some of the items listed below. These sets include engines, a generator and a mechanical transmission to produce. An introduction to offshore drilling and jackup rigs. Deadline reel and clamp the drilling line strung through the traveling block and to the drawworks is secured by the deadline, which is wrapped around the deadline reel and clamped. Subsea drilling, well operations and completions page 7 of 45 lowviscosity nonaqueous drilling fluids clay free, flatrheology and micronized barite systems. Many oil platforms will also contain facilities to accommodate their workforce. Rig inspection checklist orion drilling company, llc. They are usually installed in stacks of other valves. Oilgas drilling rig normally consisted of eight major systems,hoisting system, rotating system, drilling fluid circulating system,transmission system,control system. Drilling terminology deals with major rig components, processes and equipment required to drill and case a well. Although drilling rigs differ greatly in outward appearance and method of deployment, all rotary rigs have the same basic drilling equipment. Offshore, the rig includes the same components as onshore, but not those of the vessel or drilling platform itself. Type of drilling rigs all rigs have the same basic components.
Alibaba offers 18,833 drilling rig pdf products about 90% of these are machining, 1% are moulds, and 1% are magazine printing a wide variety of drilling rig pdf options are available to you, such as broaching, milling, and drilling. Blowout preventers were developed to cope with extreme erratic. Major components of the rig include the mud tanks, the mud pumps, the derrick or mast, the drawworks, the rotary table or topdrive, the drillstring, the power generation equipment and auxiliary equipment. Drill rig and drill ship automation improve safety, reliability, and efficiency. Whether exploring, developing new fields, or maintaining production levels, drilling is at the center of oil and gas operations. Drilling rig operations a to z rotary drilling rig components free download as powerpoint presentation.
Water table the water table is the walk around at the top of standard derricks which supports the crown block. Users are solely responsible for assessing their specific equipment. It uses dynamic positioning systems thrusters or anchors to stay in place during drilling. Offshore rig definition of offshore rig by the free dictionary. Efficiency and safety of drilling operations is paramount, which helps explain the focus on them today given current market conditions. By using diesel engines and a hydraulic transmission box to drive the drawworks and rotary table, the mechanical drive offshore drilling rig can achieve high. Pdf overview of offshore drilling technologies researchgate. Offshore rig definition of offshore rig by the free.
Offshore oil gas safety i oshacademy free online training. Definitions in this module range from abnormal pressure to penetration rate and zip collars, and many are augmented by color photographs or highquality illustrations. The housing of each component is heated to prevent condensation. A vertically suspended rope that is hung above the boat landing on an offshore platform and is used to facilitate. Lubricants for land and offshore drilling and production. With more activity occurring in the domestic oil industry, it is important to educate ourselves on common terminology and understand how oil drilling rigs operate.
Drilling costs will depend on the depth of the well and the daily rig rate. The system has a high operational flexibility and increased utilization, as it can pick up bop stacks and can also be upgraded for geotechnical drilling activities. The rig is basically comprised of a derrick, the drawworks with its drilling line, crown block and traveling block, and a drilling fluid circulation system. Read chapter 5 industry management of offshore drilling. Users are solely responsible for assessing their specific equipment and premises in determining. Dec 01, 2015 although drilling rigs differ greatly in outward appearance and method of deployment, all rotary rigs have the same basic drilling equipment. The hose on a rotary drilling rig that conducts the drilling fluid from the mud pump and standpipe to the swivel and kelly. Main design features are portability and maximum operating depth. Jul 16, 2014 a jackup drilling rig is an example of a mobile offshore drilling unit modu. Main components of drilling rig gn decanter centrifuge. For onshore, it will be growth, trends, and forecast 2020 2025 the market is segmented by type jackups, semisubmersibles, drill ships, and other types, water depth shallow water, deep, and ultradeepwater, and geography north america, europe, asiapacific, south america, and. This course was developed as a source of information and practical training tool for offshore rig safety personnel, operatorcontractor employees, supervisors, and managers who need to be. Parts and components of oil drilling rigs oil is a very important component of economic growth.
The moving fluid cools and lubricates the bit and removes the rock cuttings that would otherwise collect at the bottom of the wellbore. The 11 lives lost in the 2010 deepwater horizon explosion provide a reminder of the hazards involved in offshore drilling. The equipment associated with a rig is to some extent dependent on the type of rig but typically includes at least some of the items listed below. This type of drilling platform is a massive floating vessel. This course has been developed as a source of information and practical training tool for offshore rig safety personnel, operatorcontractor employees, supervisors, and managers who need to be familiar with offshore rig safety. Pdf oil well rig and directional drilling technology. Normally the rig is not owned by the oil company but by drilling service companies. The drilling rig consistes of a set of equipment and machinery located on the drilling site. Is notice transport truck must be grounded to diesel skid. They have to resist high pressure, wide temperature ranges and long operating hours. Rig types and basic drill string components part 1. Tug boats towing a jackup rig into position how the offshore drilling industry works. As a fully vertical integrated systems provider, bentec offers a unique.
Blowout preventers were developed to cope with extreme erratic pressures and uncontrolled flow formation kick emanating. Gin pole an a frame structure located at the top of standard derricks used to list and lower the crown block into position. Pdf preventable disasters in the offshore oil industry. These extreme circumstances are pushing rig components to the limit and maintenance intervals become shorter because of corrosion and wear.
The total depth of the well as well as the tubing and casing size are defined for the drilling rig. The main components involved in the offshore drilling process are the drilling rig, the mud system, the blowout preventer bop etc. The concept integrates drilling components with an offshore bridge crane, allowing crane accessibility to the moon pool through its skidding ability. Among floating rigs, semisubmersibles are considered the most. Drilling rig definition of drilling rig by the free. Offshore drilling is very much an upstream activity. The main differences exist in the type of drilling rig and modified procedures. Drill pipe is the most stressed component of rotary equipment tension. Powersystem internal combustion engine or a turbine that is the source of power for driving equipment on the rig. The bp deepwater horizon was this type of drilling rig. Roughnecks at work in hd drilling rig pipe connection duration. A every derrick and its component parts shall be substantially constructed to conform to good. Maria bartiromo with domestic energy production at nearrecord highs, much attention is being turned these days to the north american natural resource extraction field. Improved software modeling wellbore stability, hydraulics, torque and drag, etc.
In just a few short years transocean has deployed the worlds first hybrid energy storage system aboard a floating drilling unit. The platform rests on massive columns that are secured to large pontoons. A every floor, platform, walk and runway shall be kept reasonably free from drilling fluids. In addition, the drilling equipment is highly automated, with a sophisticated. Drilling rig 3d models for download, files in 3ds, max, c4d, maya, blend, obj, fbx with low poly, animated, rigged, game, and vr options. Most commonly, oil platforms engage in activities on the continental shelf, though. The oil and gas industry, as a whole, is considered to be a stream of activities from the upstream activities getting natural resources from the ground to the downstream activities purifying them for use as fuel or plastic and other things. Drilling floor raised platform mast drawworks generators fuel tanks rotary table mud pits reserve pits circulation mud pumps mud processing shakers, degassers, cyclones bop stack and accumulators drilling choke and man. This article lists the main components of a petroleum onshore drilling rig. Drilling fluids must be used when drilling wells with a rotary rig. Basic drilling engineering drilling rig oil well free. The main differences consist in the arrangement of the drilling rig and of the equipment, and.
The story of the enigmatic and mysterious tube drills of ancient egypt unchartedx full documentary duration. Occupational safety and health for oil and gas well drilling and api. A blowout preventer bop is a specialized valve or similar mechanical device, used to seal, control and monitor oil and gas wells to prevent blowouts, the uncontrolled release of crude oil or natural gas from a well. Equipment in service on the sea floor, such as marine risers and bops, will see much more external pressure than equipment higher up, such as. This prevents the line from slipping and the traveling block from falling. Drilling rigs on land are extremely simple but, because a jackup has to be mobile and seagoing, it needs facilities to generate its own power and water, and house the inhabitants that keep it running.
The use of drones to inspect offshore assets can drive up safety levels, increase operational time and reduce costs. Fundamentals of petroleum engineering drilling operations. In a drilling site power is needed to run the machines driving the main components of the rig, such as the drawworks, the pumps, the rotary table and the engines of the various auxiliary facilities compressed air. Is containment area free of supplies and equipment.