It is advised that onshore meetings will be held between equipment vendor, Company, wireline contractor and drilling contractor at least 6 weeks prior to the start of operations. Company Representatives The Company Representatives directly involved during completion operations are: – Senior Drilling Supervisor/ Drilling Supervisor – Well Site Drilling Engineer – Platform Production Supervisor – … Responsibilities during Completion Operations
This procedure identifies the assembly and test method for all completion sub assemblies. All assembly and testing shall be performed by persons, who have, as a minimum, undergone indoctrination and been qualified as Functional Test Operator. Assistant(s) shall have undergone indoctrination of new assembly / disassembly personnel. Two persons shall always be present during testing. … Procedures for Completion Assembly Preparation
All inspection and testing shall be performed by contractor’s personnel and witnessed by Company’s completion supervisor. The drilling programme shall contain all the necessary information, including contingency measures, to enable the operation to be carried out in the most effective way. If for any reason the programme can not be followed, and the contingency has … Completion Operations – Wellsite Inspection and Testing
This article describes the reports required to be submitted by the contractor to the Company Completion Supervisor. Well Completion Equipment Report Contractor shall submit to the Company Completion Supervisor, detailed assembly drawings of all sub assemblies clearly identifying the make up lengths required for space out calculations prior to mobilisation. Contractor shall submit a detailed … Completion Operations Reporting Requirement
Used with permanent type packers to provide isolation between the producing zone and the annular space above the packer when the tubing is located into the packer. The seal assemblies are designed with external seals on the tubing which pack-off in the polished bore of the packer or a packer extension (used to retain the … Seal Assemblies (Locator, Anchor, Latch)
This article describe the design and selection criteria necessary in the construction of safe and cost effective Wellheads and Christmas trees. Standardized wellhead design The objective of standardizing wellhead design is to obtain a cost effective completion of the well and ease of well maintenance. Wellheads have traditionally been of the individual spool type. … Selection guidelines for wellhead equipment
This article describes the preferred approach to various aspects of Christmas tree design, with regard to pressures, types of well, equipment, experience, operability and safety. All wellhead valves and components should comply with the current edition of API Specification 6A. Definition of a christmas tree A Christmas tree is the cross-over between the wellhead casing … Christmas tree design
This article describes the key items to address to develop a Wellhead Procurement Strategy. Vendor selection To qualify as an acceptable equipment supplier of Wellheads and Christmas trees, the potential supplier’s technical ability, quality assurance plan, and commercial viability should conform to internationally acceptable standards and be auditable. Tendering Before issuing requests for proposals it … Wellhead Procurement Strategy
This article describes the wellhead technical specifications, Operating Envelope and Operating Philosophy. The operating envelope When defining the type of equipment and service for a project the information given should cover virtually all areas of concern. Therefore the production envelope must cover the total lifespan of the project. If, for example, there was a need … Wellhead Specifications, Operating Perating Envelope & Philosophy
When specifying or designing valves, reference should be made to the information contained in the Operating Envelope for that particular well. All valves purchased by must at least meet the standards set in API 6A PSL 1, 2, 3 or 4 and in several areas it must exceed those standards Cases where the standards are … Wellhead Valves Design