Christmas tree printable pdf file let their light shine. In petroleum and natural gas extraction, a christmas tree, or tree, is an assembly of valves, spools, and fittings used to regulate the flow of pipes in an oil well, gas well, water injection well, water disposal well, gas injection well, condensate well and other types of wells. The righthand valve is often called the flow wing valve or production wing valve, because it is in the flow path the hydrocarbons take to production facilities. During drilling, it is used without a christmas tree while during production it is used in combination with the christmas tree, to which the wellhead connects. It is comprised of tubing hanger, multiple gates and the threeway or fourway workpiece, and directly mounted to the casing head. I looked through api 6a standard and i didnt find this class rating.
Tree crown 2 photo on the right includes a star that is constructed from five parts that are cut from one square paper, without leftovers. Christmas tree adapters are used to drain body fluids. If you are a card designer, use this sample file to add more decoration to your cards and then use them to attract the target audience. A wellhead must be present to utilize a christmas tree and is used without a christmas tree during drilling.
Valves is used for equipping assemblies and pipeline on whels in exploitation of naphta, earth gas and water in temperature range from 60c up to 121c. Christmas tree valve continuousposition transmitter indicatorwindow mount application. Pdf well integrity christmas tree acceptable leakage rate and. A connector that links a patient to a device that collects or administers gases or liquids. The christmas tree is a device used for oil or gas testing after the well completion, or for wellhead control when the flowing well or the pump recovery well performs oil production. Wellheads, xmas trees, gate valves, manifolds 1 wellheads, xmas trees, gate valves, manifolds index. Where there were not enough free vessel connecting pieces, production plant.
Pdf a christmas tree is a key wellhead device consisting of valves and fittings used for controlling oil and gas well fluid. In petroleum and natural gas extraction, a christmas tree, or tree, not wellhead as sometimes incorrectly referred to is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well, water disposal well, gas injection well, condensate well and other types of wells. Christmas trees may be very simple, as in those found on lowpressure. Pdf well integrity christmas tree acceptable leakage rate. Npt national pipe thread usv underwater safety valve oec other end connection wpq welder performance qualification oem original equipment manufacturer wps welding procedure specification pqr procedure qualification record ppm parts per million api specification 6a api specification 6a is the recognized industry standard for wellhead and tree. Wellhead and christmas tree components, types, functions and more free download as powerpoint presentation. For more information on wellhead and christmas tree, refer to the following article. Pages in category christmas treewellhead valves the following 65 pages are in this category, out of 65 total. Pdf well integrity christmas tree acceptable leakage. Also, the plant manufactures wellhead and christmas tree equipment in accordance with api spec 1 specification for oil, petrochemical and natural gas industry. Wellhead and christmas tree is used for well drilling and oil or gas production, water injection and downhole operation. Talisman uk leak rate acceptance criteria of 2 ccmininch 0.
Jimmy hoffa was the president of the international brotherhood of teamsters ibt. The control valve handbook is both a textbook and a reference on the strongest link in the control loop. Xmas tree gate valve gxt termovent sc industrial valves. Vatac design and manufacture the wellhead and christmas tree strictly in according with the most updated international standards, in a variety of material classes from aa to hh, temperature ranges from k to y, and production specification from psl 1 thru psl 4. It is named for its resemblance to a decorated tree at christmas. Every home can now decorate its walls with the best christmas tree printouts.
The product includes conventional oil production wellhead, kys series wellhead and christmas. Wellhead and christmas tree components, types, functions. Place time delay module, open side down, on top of gaskets and plate. Oil rig topside wellslots can have a variety of trees. Christmas tree safety hazard supply line pressure loss before safety valves. The christmas tree is mounted on the wellhead at the seabed. Align two small holes in main valve with holes in gaskets and plate. Oil and gas surface wellhead and christmas tree youtube. Helping students who care about petroleum industry to increase their. Rawabi hothed was asked what could be done to help recover the old, nonfunctional, outdated well equipment which our client had on location and install a.
Manufacturer of ball valve, gate valve, globe valve, check valve, plug valve, butterfly valve,api 6a valve and chrismas tree products etc from specilized production bases size. Side door lubricators vr plug installation for annulus valve change out subject to space availability repair or replacement of component or parts i. However, applying the christmas tree valve leakage criteria to this equation gives an extremely high and unreasonable pressure rise often over. A wide variety of oil christmas tree valve options are available to you, such as high pressure. The valves regulate flow from the well and allow tools for subsurface work to be lowered through the tubing on a wire line. It consists of a wide base onto which is mounted a cylinder with progressively smaller external threading and looks a little like the tapering trunk of an evergreen tree. A christmas tree is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well, water disposal well, gas injection well. A christmas tree comprises a series of valves, spools, a choke, and connection. This criterion provides a consistent basis for testing a wide range of valve types configurations under varying well. This playdough is a no cook recipe it uses boiling water so has to be made by an adult.
Christmas tree offering stack or block type christmas tree with pressure ratings up to 10,000 psi bottom connections and bottom sealing type are customized to suit the application valves actuation is offered in pneumatic or hydraulic according to requirements available for single or dual completions. Wellhead and christmas tree components, types, functions and. The arrangement of the wellhead and xmass tree items are customized to suite specific customer requirements and site conditions. Materials used include iron, steel or stainless steel. Hydraulic tree wing valves are usually built to be failsafe closed, meaning they require active hydraulic pressure to stay open. Gripping the shroud, hand tighten 3ds pilot valve onto cover of diaphragm valve. The type of valve can be with or without a central stem. Wellhead and christmas tree completion system rehabilitation. The christmas tree is usually the first component encountered by a workovercompletion crew. What shall be the mating flange with an api 6a cl 6650 class.
Wellhead and christmas tree components, functions and more. A wide variety of christmas tree valves options are available to you, such as pressure, power, and material. Pdf the loss of well integrity can result in major accidents and presents a severe risk to the personnel, asset and environment. Apr 05, 1994 in addition, the christmas tree 20 can be converted from production to water injection through the mere inversion of the choke 60 for the production line, with allowance for the utilization, in the christmas tree 20, of a control system of electrohydraulic multiplexed type. Wellhead and christmas tree is the main equipment for oil production, water injection and downhole operation.
This presentation is a course a bout wellheads which includes the basic components of the well head and the advanced techniques. Wellhead and christmas tree wellhead and christmas tree is the main equipment for oil production, water injection and downhole operation. Christmas tree safety hazard supply line pressure loss. The xt is a set of valves mounted on a specially designed steel block. Wellheads xmas trees gate valves plug valves manifolds brochures. As discussed in part 1 it is important with fittings in the right positions if they are to fit the purpose of injecting and draining from the valve internals. Recipe 1 cup flour 14 cup salt 1 teaspoon cream of tarter 1 tablespoon vegetable oil dont use a nut oil in case children are allergic 34 cup boiling water food colouring paste or ready mix water colour paint for colour to make add all the dry ingredients to a mixer and then add the oil, boiling.
Uppermaster, productionwing, tubing, anulus and gaslift. Well integrity christmas tree acceptable leakage rate and. This book includes extensive and proven knowledge from leading experts in the process control field including contributions from the isa and the crane company. Pdf failure analysis of a fourway flange cracking in a kq65. The end connection is an api 6a flange, which is convenient to install and replace. Under certain service conditions and well pressures, additional master valves. It is installed on the casing head to seal the annular space between casing and tubing, control wellhead pressure, adjust well flow rate and transport oil to pipeline. To ensure proper operation after installation, a fisher fieldvue digital valve controller can be utilized on the sky vent valve to monitor valve performance. Place pilot valve gaskets item 1 on each side of brass plate item 2 and position on main valve. The difference between a wellhead and christmas tree.
These christmas tree templates are available for free download this holiday season. Christmas tree for subsea production petroleo, brasileiro. Typical christmas tree components a minimum of one master valve that will control all flows to and from each tubing string. The valves, on these trees, generally have the following functions. Specification for wellhead and christmas tree equipment. For such operations, a lubricator is rigged up onto the top of the tree and the wire or coil is lowered through the lubricator, past the swab valve and into the well. You can also choose from manual oil christmas tree valve, as well as from stainless steel, alloy, and iron oil christmas tree valve there are 188 suppliers who sells oil christmas tree valve on, mainly located in asia.
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