The course focuses on pipeline mechanical, strength, and stability design, and construction. Introduction to offshore pipelines and risers preface this lecture note. Offshore pipelines an overview sciencedirect topics. Concurrently, riser is a pipeline transports the extracted oil and gas from flowlines to offshore. At the offshore site, the pipeline end is aligned and the required spool piece is measured. Mads bryndum, msc, is chief engineer in the ports and offshore department at. National accreditation of measurement and sampling. Part i presents design practices used in developing submarine oil and gas pipelines and risers. Review on pipelines in off shore platform processing system. In the us, comparing all failures reported between 1995 and. Lars wahl andersen, msc, worked in the ramboll pipeline department until 1992, when he transferred to the department of risk and reliability.
It includes the main pipelines, spur lines and feeder lines, crossingsother features en route, associated despatch terminals, sectionalizing valve station, compressor stations, pump stations, intermediate terminals and receiving terminal facilities. The book should also provide background reading to students on specialised offshore courses, and to professionals in related. The primary function of offshore riser systems is to facilitate the safe transportation of material, fluids, and gases between the seafloor and the host platform. The following is a list of some of the offshore operations that riser systems are used to.
Offshore pipe construction and installation advanced subsea production system sps professional courses subsea production system is associated with the overall process and all the equipment involved in drilling. Download or read online offshore pipelines full hq books. Click get book button to download or read books, you can choose free trial service. Its multidiscipline team has extensive experience in all aspects of offshore project delivery, including the design and installation of fixed and floating facilities, pipelines, risers, and subsea. Contents of this part include selection of pipe size, coating, and insulation. Josh gilad, pe, has 40 years of domestic and international experience in the engineering, analysis, inspection, troubleshooting, forensic investigation and expert witness for marine liquid bulk terminals for oil crude, products and gas lng, lpg, cargo handling and storage facilities, prime movers, piping and pipelines. Offshore cathodic protection, by galvanic anodes or by impressed current, needs specific competences and products to face a harsh environment like the sea. Worked for j p kenny, shell, and joined equinor in 2011. The bop stack contains a combination of ram style and annular bops that are used to seal the well in case of an emergency disconnect or well. Metallic catenary riser for deepwater environments.
Marine pipelines for the transportation of oil and gas have become a safe and reliable way to exploit the valuable resources below the worlds seas and oceans. Jun 19, 2016 introduction to offshore pipeline recommended video. Apirplll 11998 the recommended practice for offshore pipelines and risers. Flexible pipe technology for deepwater and gas riser systems. Offshore pipelines are a main part of any offshore oil and gas project. This guide may also be used for certification or verification of. Advanced engineering involvement on the basic design and detailed design projects. Offshore pipelines and risers 2007 jaeyoung lee, p. Monitoring of fatigue damages and riser profile including epc contracts. May 03, 2020 introduction risers are critical components in offshore operations as they extend the wellhead at the mudline to the surface as shown in figure 1.
Feb 04, 2016 a riser is a segment of offshore pipelines that protrudes from the offshore platform into the ocean floor. Jaeyoung lee, introduction to offshore pipelines and risers, second ed. The resulting riser system elongation effect is subsequently derived. Serviceability of risers is also addressed, but only to the extent that proper functioning of the pipe and its components affects safety. Therefore, to be able to maintain the offshore pipeline infrastructure many energy companies are looking to develop new techniques for the maintenance of their aging pipeline infrastructure. Offshore pipeline design and construction training course. The guide describes the minimum elements that abs requires to be considered in the development and management of an rbi program for hull structures, mooring systems, riser systems and topsides process systems so that it can be considered in lieu of the conventional maintenance of class surveys. There are also large pipeline for the transportation of gas or oil from one country to another. Most of the formulations from the codes and papers were originally proposed for either pipelines or casing tubes design in the case of pipelines, some recommendations adopt. His expertise on safety and risk studies is widely applied to offshore projects, platforms as well as pipelines.
Based on pipeline and riser loss of containment parloc, 2003 and data from phmsa 2014, stadiefrohbos and lampe 20 concluded that impact is the major cause of failures in offshore pipelines in operation at north sea, representing 56% of the total failures between 1971 and 2000. Professor yong bai has been able to assimilate the essence of the applied mechanics aspects of offshore pipeline system design in a form of value to students and designers alike. This function is needed for a variety of offshore activities. Due to its seawater location, a riser is prone to significant levels of corrosion. Marine pipelines transport oil and gas from subsea wells to the platform and subsequetly gas or oil from the platform to the coast for futher process and distribution. Introduction to offshore pipelines and risers preface this lecture note is prepared to introduce how to design and install offshore petroleum pipelines and.
The analysis computed the probability of bursting if the p ressure were to b e elev ated to. Material yield strength varies between 300to800nmm. Share subsea pipelines and risers ocean engineering. Pipe in pipe top tensioned riser ttr systems are widely used in the offshore oil and gas industry. Pdf offshore pipelines download full ebooks for free. Chapter 7 describes the various types of offshore pipeline, flowline, cable, and riser, covering pipeline and cable route selection, design and execution of a survey for a pipeline or cable, selection of appropriate installation methods and technologies, assessment of pipeline seabed and riser seabed interactions, and planning of shore approaches. Offshore pipelines are critical elements of the subsea transportation system for the transportation and delivery of carbon products from the resource sites to end users and markets. It covers all inland cross country pipelines which are not in offshore areas. The design, construction, and operation of offshore pipelines require elements of risk management to mitigate potential adverse effects from the perspective of technical, business, environmental, and societal factors. Divers may align the pipeline using air bags and tuggers. The aligning of the pipeline may be performed with a work barge and davits combining the aligning with the riser setting.
Pipelines and risers are used for a number of purposes in the development of offshore hydrocarbon resources see figure li. Hydrodynamic and mooring analysis of floating structures. Line pipe is categorised be the production method as follows. The biennial conference has for three decades been the most popular meeting and knowledgesharing venue for the norwegian offshore pipeline and riser industry. The outer riser pipe is called the conductor pipe or casing. Professor yong bai is the president of offshore pipelines and risers, inc. Deepwater flexible risers and pipelines wiley online books. The bop package includes a bop stack section and a lower marine riser package lmrp. The first major exploitation and commercialization using pipelines started 150 years ago, and the building of long distance, large diameter pipelines was pioneered in the 1940s hopkins, 2007. The auxiliary lines are usually composed of two choke and kill lines, one or more hydraulic line, and, in most cases, a mud boost line. Gmc is an independent offshore engineer and contractor with over 21 years of experience of delivering offshore projects around the globe.
Subsea pipelines and production systems have been used offshore in the oil and gas industry since. Pdf mechanics of offshore pipelines ebook download and. Offshore pipeline operations marcio martins mourelle petrobras research and development center cenpes. Introduction to offshore pipelines and risers preface this lecture note is prepared to introduce how to design and install offshore petroleum pipelines and risers including terminologies, general requirements, key considerations, etc. The riser system com prised topside piping and a subsea tiein spool as well as the vertical riser pipe. Can only be used on platforms, risers and sections of pipeline very close to structures. Introduction risers are critical components in offshore operations as they extend the wellhead at the mudline to the surface as shown in figure 1. Bundled hybrid risers consist of a number of small diameter steel pipe strings and umbilicals that are grouped together, usually around a buoyant structural core pipe.
Also, the report contains an overview of the regulatory framework. Download and read online mechanics of offshore pipelines, ebooks in pdf, epub, tuebl mobi. Independent verification of riser, pipeline and vessel design. Design factor inverse of safety factor used for burst pressure check hoop stress varies due to the pipe application. In conventional operations, pipeline decommissioning is generally considered an inexpensive, lowtech activity, involving relatively simple procedures that are easy and quick to perform under normal. The offshore industries rely on cathodic protection to guarantee the integrity and the durability of their assets, like offshore platforms, subsea pipelines or marine terminals. Pipe should carry the internal fluid safely without bursting. The authors nearly twenty years of experience on offshore pipelines and risers. Introduction to offshore pipelines and risers pdf4pro.
Subsea pipelines and risers yong bai and qiang bai 2005. Review on pipelines in offshore platform processing system. During operation risers are subject to degradation mechanisms including external corrosion and mechanical damage due to contact with outside forces. Introduction to offshore pipelines offshore engineering. Prior to that, the riser bend is lined separately and joined with the riser pipe by means of flanges. Seminar inspection of offshore pipelines and risers. This paper provides a mathematical model for accurate and efficient calculation of the elongation of each string within a pipe in pipe top tensioned riser system due to gravity, pressure and thermal expansions. Pdf mechanics of offshore pipelines ebook download. The internal lining on straight riser pipe is installed and the whole riser assembly attached with preprepared bend is hydrotested. Flowlines convey the crude oil or gas from subsea to riser which connected to offshore platforms 11. Measurement of the spool length is to be performed by divers. Tension and expansion analysis of pipeinpipe risers.
Todays pipeline industry has originated from the oil business that brought considerable amount of profit to the energy. Pdf share subsea pipelines and risers ocean engineering. We cannot guarantee that offshore pipelines book is available. This intensive fiveday foundationlevel course covers the principal aspects of design, construction, and operations of offshore pipeline systems. The aim is to provide engineers and management personnel a guideline to achieve costeffective management in their offshore and deepwater pipeline development and operations. These risers are composed of multiple tubes including the main riser pipe and several auxiliary lines.
Lecture 2 introduction to offshore applications with abaqus demo 1 a first look at abaquscae workshop 1 intersecting shell pipe modeling with abaquscae lecture 3 what makes a problem nonlinear lecture 4 materials demo 2 rubber material evaluation lecture. Guidelines for subsea pipeline cathodic protection survey. The norwegian petroleum society npf is once again hosting its traditional two day offshore pipelines and risers conference in trondheim. Concurrently, riser is a pipeline transports the extracted oil and gas from flowlines to offshore processing platform 12. All offshore pipelines and risers on the uk sector of. The methods of analyses are briefly discussed below, as an introduction to. Geographical range of experience includes the north sea, australia, south east asia and west africa. Pdf pipelines are essential for transporting energy utilities such as oil. Transportation of liquids by pipelines has been used for thousands of years. All offshore pipelines and risers on the uk sector of north sea, eastern irish sea, wos. Offshore pipelines many times are difficult to maintain and inspect due to accessibility reasons, which hinder inspection and maintenance operations. Offshore pipelines role of submarine pipelines pipeline and risers platform to platform riser and pipeline to shore conceptual design preliminary design detailed design common pipeline analyses installation analysis 3 responsebased design ultimate strength pressure transients q pipeline overload.
The design of these pipelines is a relatively new technology and continues to evolve in its quest to reduce costs and minimise the effect on the environment. Introduction to offshore pipeline chess subsea engineering. Oct 14, 2020 worked extensively with offshore pipeline developments including deepwater. Fundamentals of subsea pipelines and structures installation. A comprehensive and detailed reference guide on the integrity and safety of oil and gas pipelines, both onshore and offshore covers a wide variety of topics, including design, pipe manufacture, pipeline welding, human factors, residual stresses, mechanical damage, fracture and corrosion, protection, inspection and monitoring, pipeline cleaning, direct assessment, repair, risk management, and abandonment links modern and vintage practices to help integrity engineers better understand their. Dec 19, 2005 he is currently president of offshore pipelines and risers opr inc. Presently leading the concept work on the bmc33 offshore gas export pipeline and foc. The main feature of a typical pipe in pipe ttr system is a concentric inner string tubing protected by one or more protective outer strings casings. Yong has authored more than 100 papers on the design and installation of subsea pipelines and risers and is the author of marine structural design and subsea pipelines and risers. In the 1990s, he had been a technical leader for several asgard transport pipeline and flowline projects at jp kenny as manager of the advanced engineering department. Pitting and other corrosion types are rampant due to constant erosion and electrolytic charges due to salt content. To experienced pipeline engineers it would constitute a reference work to be consulted for fact and. Lecture 2 introduction to offshore applications with abaqus demo 1 a first look at abaquscae workshop 1 intersecting shell pipe modeling with abaquscae lecture 3 what makes a problem nonlinear lecture 4 materials demo 2 rubber material evaluation lecture 5 structural and solid elements in abaqus. Jan 08, 2021 click on the title to browse this book.
With the term line pipe we refer to the pipe pieces that are welded together onboard a pipelaying vessel to form the pipeline. E2 parloc 2012, pipeline and riser loss of containment 2001. The primary function of offshore riser systems is to facilitate the safe. The bundled riser strings are kept free standing by a buoyancy can near the surface, where the vertical riser pipes are linked to the vessel by multiple flexible pipe jumpers. Kaiser, in the offshore pipeline construction industry, 2020 offshore pipelines are decommissioned at the end of its useful life or because of a catastrophic event such as a hurricane. Flowlines and risers are important offshore field elements operate through pipeline system.
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