Is Christmas tree part of wellhead?
Many times, the words Christmas Tree and Wellhead are used interchangeably; however, a wellhead and Christmas tree are entirely separate pieces of equipment. A wellhead must be present in order to utilize a Christmas tree and is used without a Christmas tree during drilling operations.
What is Christmas tree wellhead equipment?
Many times, the words Christmas Tree and Wellhead are used interchangeably; however, a wellhead and Christmas tree are entirely separate pieces of well equipment. A wellhead must be present in order to utilize a Christmas tree and is used without a Christmas tree during drilling operations.
What is choke in Christmas tree?
Choke is the smallest restriction in a Christmas tree, and its function is to control the production rate of a well. It is also use to control sand production in some cases. A choke restricts areas for production flow through a bean or an orifice inserted into a choke body.
What is a Christmas tree fitting?
The set of valves, spools, and fittings connected to the top of a well to direct and control the flow of formation fluids from the well. An assembly of valves, spools, pressure gauges and chokes fitted to the wellhead of a completed well to control production.
What are the parts of a Christmas tree?
The elements that go into decorating a Christmas tree—lights, garland, tinsel, and ornaments—are familiar to nearly everyone.
What is the function of Christmas tree?
A Christmas tree is a piece of equipment that provides flow control on a oil or gas well. Christmas trees are a vertical assembly of valves with gauges and chokes that allow for adjustments in flow control as well as injections to stimulate production.
What is the purpose of a wellhead?
Wellhead is a general term used to describe the pressure-containing component at the surface of an oil well that provides the interface for drilling, completion, and testing of all subsea operation phases.
What is Christmas tree configuration?
What happens to the Christmas tree when the well is plugged and abandoned?
The Christmas tree is sometimes confused for the wellhead of an oil well. The Christmas tree sits atop the wellhead, but it is a separate piece of equipment. There is no Christmas tree on the wellhead during drilling operations. When the well is moved to production, the Christmas tree is affixed for flow control.
Do Christmas trees produce oxygen?
Real Christmas trees, like all green plants, consume carbon dioxide and produce oxygen. The carbon dioxide is absorbed through the leaves or needles, combined with sunshine and water to make food and release oxygen. This process is called photosynthesis.
Are oxygen Christmas tree adapters single use?
If your organization uses “Christmas tree” adapters, which connects the oxygen tubing to the flow meter, make sure you are not reusing single-use versions of these devices. This device is difficult to disinfect, hence a more common approach is to use disposables.
What kind of wellhead is a Christmas tree?
Christmas Tree or Wellhead? 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, condensate well, and other types of wells. It is named for its resemblance to a decorated tree at Christmas.
Where is the Christmas tree in a well?
The Christmas tree is the heart of the offshore hydrocarbon production system. It is the primary means of the well control and plays a key role in the emergency shut down system. The Christmas tree sits on the top of the wellhead casing system and represents the interface between the well and the production and process facility.
What are the main functions of a wellhead?
WELLHEAD MAIN FUNCTIONS 1. Casing/Tubing suspension. 2. Pressure sealing and isolation between casing at surface when many casing strings are used. 3. Provides a means of attaching a blowout preventer during drilling. (Video) 4.
What kind of valves are in a Christmas tree?
Five valves come included in a Christmas tree: The Kill Wing valve, the Swab valve, the production wing valve, the upper master valve, and the lower master valve. Professionals use Christmas trees for oil wells, gas wells, water disposal wells, water injection wells, gas injection wells, and several other types of wells.