A wellhead is the component at the surface of an oil or gas well that provides the structural and pressure-containing interface for the drilling and production equipment.. Wellhead gas storage, Etzel Germany Oil well Christmas tree. The primary purpose of a wellhead is to provide the suspension point and pressure seals for the casing strings that run from the

The GA-BP model is used instead of the self-contained softmax classifier in CNN to accurately classify the extracted features and achieve intelligent classification and recognition of wellhead device defects. Based on the leakage data for experimental analysis and comparison of various classification methods, the CNN-GA-BP combination

OUR PROJECTS. From natural gas generation, to our award-winning Hybrid EGT solution, to Solar and Storage, Wellhead has decades of experience in the Power Industry.

Due to the critical nature of wellhead pressure tests, following established procedures with meticulous attention to detail is crucial. Choosing a specific test type, like the previously mentioned tubing pressure test, we can delve into the step-by-step process: 1. Preparation. 1. 1 Equipment Setup and Calibration.

EPRG Automatic Eccentric Adjustment Wellhead Smooth Rod Sealing Device, New technology available! With more reasonable structural design, extended service life, and simplified operation steps, the

An automatic deflection-regulating, antisepsis and wear-resistant well mouth seal device comprises packing boxes, packing glands at the top of the packing boxes, and a hoop to position a polish rod. The particularity of the invention is that the invention comprises at least two packing boxes connected via lock nut. The beneficial effect of the invention is that

To ensure the safety of the SW system, the following preventive measures can be implemented: (1) Proper wellhead design: Ensuring that wellhead is designed according to industry standards and regulations can help prevent issues related to excessive stick-up, improper cementing, and annular pressure; (2) Proper installation: Proper

The invention discloses a high-pressure wear-resistant anti-corrosion automatic deviation adjusting well head sealing device which comprises a well head joint, a rotary swing deviation adjusting head, a body, a carbon fiber lip-shaped sealing strip and a pressing sleeve, wherein the rotary swing deviation adjusting head and the body which are

The mandrel hanger is a major wellhead device for suspending the casing string, and its ultimate suspension capacity and sealing capacity determine the success or failure of the cementing operation. Yang HU, etc. [18, 19] added a metal annulus isolation sealing device at the wellhead to prolong the life of the rubber seal. Chengjia Yu, Liu

Wellhead Design Minimizes Trouble, BOP Rig Down. Downtime is minimized with the new wellhead design through an ability to accommodate a wide range of casing and tubing programs from a single system, which affirms full land-out and significantly reduces the potential for debris to become trapped in the wellhead. Washout tools are

The major wellhead structure includes casing head, casing head spool, casing hanger, sealing device, and flat gate valve. The casing head is composed of casing hanger and its taper seat stack, which serves to connect the upper end of casing string, to support the smaller casing in the next layer, and to seal the annular space between the

The utility model discloses a high-pressure wear-resistant anti-corrosion automatic deviation adjusting wellhead sealing device, which comprises a polished rod, a sealing unit and a connecting unit, wherein the polished rod is connected with the sealing unit; the polish rod is provided with a connecting unit through a sealing unit; the sealing unit

Ultra-precision devices are often operated in hermetically sealed chambers to avoid external disturbances and maximize their performance. The remaining disturbing effects are mitigated through compensation or corrective methods. Compensation is frequently done in form of in-situ fine mechanical adjustments of highly sensitive units. Such adjustment

Wellhead Equipment. Gas storage operations alternate between gas injection and gas production. Thus, the wellhead must be able to withstand high pressures and high temperatures, and it must have a certain corrosion resistance and a good hermetic seal performance, which is convenient for operation management. 1. Basic requirements

The wellhead protects the well casing, which is the lining of the well, and the well cap, which provides a tight-fitting seal at the top of the well. The wellhead is your first line of defense to prevent pollutants from penetrating your drinking water system. Inspect your wellhead regularly to make sure these components are in good condition.

The utility model discloses a kind of doubling deviation Oil/gas Well wellhead sealing device, unidirectional rotating disk is socketed with the top of sealed compartment, unidirectional center of turntable offers light rod aperture and is connected with sealed compartment, packing guide hole is offered in light rod aperture avris, the conduit of

The subsea wellhead connector is the key pressure barrier equipment of the subsea production system, and its load conditions are complex. Although the sealing performance of the wellhead connector is calculated and analyzed by theoretical methods and finite element methods, it still needs to be verified by tests. 4.1.

A high-temperature high-pressure wellhead deviation-adjusting seal device mainly resolves the problems that an existing seal device of a wellhead is poor in seal

Rapid Impedance Spectrum Measurements for State-of-Health Assessment of Energy Storage Devices. 2012-01-0657. Harmonic Compensated Synchronous Detection (HCSD) is a technique that can be used to measure wideband impedance spectra within seconds based on an input sum-of-sines signal having a

The invention relates to a control device for oil operation of an oil field, in particular to an application of a wellhead-testing device for a deviation prevention test to an oil field. The application comprises following steps: sealing a polish rod sealing seat to be eccentric to the center of a wellhead for 5 mm; loosening a pressing cap and rotating a sealing seat

The utility model provides a dual-connection deviation adjusting wellhead sealer which comprises a lock nut, a flange, a first-level sealer body, a second-level sealer body, a

[0003] In order to overcome the shortcomings of the existing pumping unit wellhead, such as difficulty in grasping the strength, laboriousness and small adjustable range of the deflection adjustment device when the wellhead of the pumping unit is tightly packed, the present invention provides a special polished rod sealing device for the pumping unit.

A wellhead sealer and horizontal technology, applied in the direction of sealing/isolation, wellbore/well components, earthwork drilling and production, etc., can solve the problems of sealing failure, polished rod or sealing device damage, polished rod damage, etc., to avoid wear and ensure Sealing, the effect of overcoming the inconsistency of the adjustment

Shale oil and gas wells usually experience a rapid decline in production due to their extremely low permeability and strong heterogeneity. As a crucial technique to harness potential and elevate extraction rates in aged wells (formations), refracturing is increasingly employed within oil and gas reservoirs globally. At present, the selection

Use as crossovers where moderately severe service is expected. Schlumberger manufactures a full range of elastomer seals to ensure wellhead functionality & integrity.

A complete portfolio to provide the best wellhead for your well''s challenges across its lifespan. It''s not just a wellhead and tree —that''s only the reliable foundation of our life-of-well SLB intelligent surface production system. We''ve introduced new levels of production and injection functionality by bringing together

Equipped with a self-aligning hanger, centralizing features and position indication, the wellhead is designed to provide reliable wellhead installation. An optional temporary

The 68.8 MW/275.2 MWh battery energy storage system is fully operational at its maximum capacity, providing clean power and improving grid resiliency in Southern California Edison Southwest LA

Harold E. Dittmer, President, Wellhead Electric Company, Inc. Harold E. Dittmer, President, Wellhead Power Solutions, LLC (916) 447-5171 Email: hdittmer@wellhead Grant McDaniel, EGT Project Manager Wellhead Services, Inc. (916) 447-5171 Email: gmcdaniel@wellhead Doug Davie, Vice President Wellhead Electric Company, Inc.

The utility model discloses a sealing adjustment device for leakage of a wellhead oil cup. A threaded oil cup (6) with a coaxial middle hole is screwed at the upper end of a sealing device (1); annular teeth are formed in the outer wall of the threaded oil cup (6); a drive rod (7) is fixed on the sealing device (1); spiral tooth ridges engaged with the outer wall of

The aligning and deviation-adjusting pressure packing device for wellhead equipment disclosed by the invention is capable of finishing aligning and deviation-adjusting for an oil pumping polished rod, thus the friction between the sealing ring and the oil pumping polished rod is more uniform, the service life is prolonged, oil leakage is

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ISBN 978-1-55563-114-7. The objective of this chapter is to provide a brief overview of the types of wellhead systems and equipment commonly found on wells drilled in today ''. s oil and gas industry. First, we discuss two broad categories of surface wellhead systems: onshore and offshore. Then, we discuss wellhead systems used in subsea and

SKF Wellhead seals ith the new range of spring energied moulded FS and S seals, we now cover the most common demands for wellhead seal applications. It complements one of the roadest and already well proven offering of machined T seals. Together they offer the most flexile wellhead standard seal proposition comining the reliaility and cost

An automatic deviation regulation type wellhead packing box comprises a pressing cap, a pressing cover, a packing box body, a sealing packing, a deviation regulation box pressing cap, a deviation regulation box upper packing, a deviation regulation box and a deviation regulation box lower packing, and is characterized in that the packing box body is

In the spraying process, it is necessary to adjust the amount of sprayed water in the production wellbore according to different production conditions to ensure the wellhead

The squeezing process, which is accurately calibrated and controlled by hydraulic force, delivers verifiable and repeatable results, which can be monitored to stay within specified

These studies mainly employed finite element or probability analysis methods to evaluate stability, sealing performance, fatigue life, and other aspects of SW

To put the impact of debris and misalignment into perspective, if each casing section of a well requires a total of 1 hr to drain the stack and flush the wellhead plus another 30 minutes to centralize the rig over the wellhead, then a 10-well project will require 25 hours just to try to avoid a hanger from landing high or landing off center

Deepwater Structural Design. Peter Aird, in Deepwater Drilling, 2019. Deepwater Wellheads. The deepwater wellhead system is designed to handle all drilling and production operating life-cycle loaded conditions and situational analysis. Bending and fatigue at wellhead and all other integral constituent parts verified to determine sizing and safety stress

NEWS & UPDATES. NEWS FOR IMMEDIATE RELEASE. W Power, LLC & Wellhead Energy, LLC Selected as 2021 S&P Global Platts Global Energy Awards Finalist. Winners to be Announced December 9th at a black-tie gala in New York City. NEW YORK (September 23, 2021) – W Power, LLC & Wellhead Energy, LLC have been named

In this paper, the heat transfer theory was studied in relation to a subsea wellhead connector, the sealing performance of the subsea wellhead connector under

The automatic deviation adjusting wellhead sealing device disclosed by the invention has the beneficial effects that the service life of the sealing