There are nearly 1000 million tons of oil and gas resources in the South China Sea, but 83% of the natural gas resources and 70% of the natural gas resources are in the deep water and 500 kilometers away from the mainland of China. How to effectively…
1 Scope This document specifies minimum requirements for materials exposed to sour environments as defined in ISO 15156 (all parts). It does not provide guidelines for material selection. The selection of suitable materials for a specific service…
The role of the Caspian Sea in the development of the oil and gas industry for our country and the world is undeniable. The discovery of new fields creates conditions for the development of efficient and modern technologies. The need for energy…
The Deepwater Horizon (DWH) oil spill from April to July of 2010 contaminated Gulf of Mexico waters through release of an estimated 4.1 106 barrels of oil. Beginning in June of 2010, semipermeable membrane devices (SPMDs) were deployed near areas…
China now is the largest natural gas importer in the world, with the dependency on foreign countries has reached to 45.3%.On the other hand, China has a huge amount of natural gas resources in the South China Sea to be developed, but most of them are…
The growing global energy demand and the ecological advantages of low ozone depleting substance resulting from combustion of the natural gas products leads to consideration of economic, practical innovations of transporting the gas. The alternatives…
More than 2,600 trillion cubic feet (Tcf) of natural gas reserves are considered as stranded internationally, outside of North America (i.e., not connected to production). This figure is essentially equal to the 2,800 Tcf currently connected to…
CO2 sequestration is a process for eternity with a possibility of zero-degree failure. Monitoring, Measurement and Verification (MMV) planning of CO2 sequestration is crucial along with geological site selection, transportation and injection process.…
Hydrogen storage is essential in hydrogen value chains and subsurface storage may be the most suitable large-scale option. This paper reports numerical simulations of seasonal hydrogen storage in the Norne hydrocarbon field, offshore Norway. Three…
The study of characteristics of natural gas hydrate slurry formation and flow with wax crystals and anti-agglomerates, is of great significance for the implementation of hydrate slurry technology in deep water waxy oil and gas fields to solve…
As 41 % of China’s CO2 emission comes from coastal provinces and cities, permanent sequestration of anthropogenic CO2 in offshore sediments is a priority to achieve China’s national goal of net zero by 2060. In this paper we evaluate the potential of…
In this paper, we evaluate decarbonization opportunities for the power and industry sectors in Thailand by carbon capture and storage (CCS). Stationary CO2 sources from the power sector include coal-fired, natural gas-fired and waste-to-energy power…
To understand the impact of CO2-brine-rock interaction on formation properties and the differences between gas zone and water zone, dynamic and static experiments were conducted under gas reservoir conditions to imitate the process of CO2 injection…
Oil and gas companies are facing low output prices and are forced to focus on the development of mature fields. Relevant investment decisions for operators include lifetime-enhancing activities, such as drilling new wells or permanent shutdown. We…
Under international situation of long term low oil price, it is increasingly difficult to develop offshore oil&gas field for low economic benefits. So it is necessary to study on optimization measures to improve the economic benefits. For certain…
The liquefaction process is one of the key technologies of offshore FLNG device and is charged by patent protection of a few companies. Because of special offshore operational environment, the choice of FLNG liquefaction process is different from…
Field X located in offshore South East Asia, is a deepwater, turbidite natural gas greenfield currently being developed using a subsea tieback production system. It is part of a group of fields anticipated to be developed together as a cluster. Due…
Based on the study of natural gas resource, low buried hill trap formation mechanism, high quality reservoir control factors and natural gas preservation conditions, the formation conditions and reservoir accumulation characteristics of Bozhong 19-6…
Based on the latest developments of desulfurization and decarbonization technologies of acidic natural gas, the process characteristics, product purity, consumptions, occupied area, advantages and disadvantages of various desulfurization and…
Liquefied natural gas (LNG) floating production storage offloading, or floating liquefied natural gas (FLNG), is an offshore unit used to produce LNG from offshore gas reservoirs. The liquefaction is critical process for liquefying natural gas (NG)…
Dual-mixed refrigerant (DMR) process is a promising candidate for liquefying the natural gas (LNG) at onshore as well as offshore sites, thanks to its higher liquefaction capacity and flexibility in using full gas turbines. DMR involves two mixed…
Subsea processing enables broader exploration of oil and gas reservoir, giving an increased focus on developing alternative processes for subsea oil and gas treatment. This work provides a first evaluation of a new proposed subsea natural gas…
The study aims to evaluate ground deformations in a vast area characterized by the coexistence of intense anthropic activities and offshore natural gas production. Onshore subsidence can be studied by GNSS, InSAR, high precision leveling and…
The semi-submersible production platform in the Lingshui 17-2 Gas Field of the northern South China Sea is the first domestic deepwater semi-submersible production platform (water depth 1 500 m) with high-volume condensate oil stored in the vertical…
The petroleum industry is receiving increased interest in subsea oil and gas processing as it is running out of easily accessible oil and gas reservoirs. Membrane processes fulfill subsea design requirements with a simple and compact design. However,…
The central canyon in the deepwater area of the Qiongdongnan Basin faces some problems in the exploration and development of deepwater natural gas, such as high exploration and development cost and difficult production of some proved and controlled…
Subsea natural gas reservoirs are usually saturated with water vapor that causes corrosion in pipelines and forms hydrates blocking pipes and installations. In this work, the viability of the subsea natural gas dehydration in a non-porous membrane…
In offshore oil-and-gas fields with high CO2 content, oil-and-gas processing entails recycling CO2 to the field for enhanced oil recovery. Despite blocking fossil CO2 ingress into the biosphere and improving oil production, this entails increasing…
After Well Gaoshi 1 realized great breakthrough of natural gas exploration in the Upper Sinian Dengying Formation of Gaoshiti-Moxi area in the core part of central Sichuan paleouplift, the Sichuan Basin in 2011, Well Jiaotan 1 achieved significant…
The Xihu Sag in the East China Sea Basin is rich in natural gas resources, but the sources of its natural gas have always been controversial. The existing researches mostly adopt the source rock maturity for gas source correlation without any direct…
Maximizing operational efficiency is a critical challenge in oil and gas production, particularly important for mature assets in the North Sea. The causes of production shortfalls are numerous, distributed across a wide range of disciplines,…
Supersonic separator is investigated via process simulation for treating CO2 rich (>40%) natural gas in terms of dew-points adjustment and CO2 removal for enhanced oil recovery. These applications are compared in terms of technical and energetic…
Carbonate reservoirs represent a steadily growing part of sedimentary formations targeted for oil and gas exploration worldwide. It is currently evaluated that over 50% of the remaining conventional hydrocarbon reserves are in carbonate formations.…
The research on the dynamics of hydrocarbon accumulation is a frontier of kinetics research. The study on the dynamics of hydrocarbon accumulation in the large Chunxiao oil and gas field is also a hot topic, but a bottleneck as well, in the study of…
When developing a high CO2 field, oil and gas companies must consider the best and most economical carbon capture and storage (CCS) plan. After considering the distance of the storage site and storage capacity, PETRONAS has identified 2 carbonate…
Production, transportation and storage of highly waxy crude oil is very challenging. This is because they are usually characterised by high content of macro-crystalline waxes, predominantly consisting of n-alkanes (C18 to C36) that which could cause…
This paper describes how the information from inflow tracer technology was used to optimise the trajectory of a well during the development phase of Dvalin field. The Dvalin field is a high temperature (HT) gas field in the central part of the…
Australia's National Offshore Petroleum Titles Administrator (NOPTA) has completed a project to gain more detailed insights from field development and performance monitoring of Australian offshore gas developments in Commonwealth waters (excluding…
1 Scope This document provides requirements and guidelines for marine geophysical investigations. It is applicable to operators/end users, contractors and public and regulatory authorities concerned with marine site investigations for offshore…
1 Scope This document specifies minimum requirements for materials exposed to sour environments as defined in ISO 15156 (all parts). It does not provide guidelines for material selection. The selection of suitable materials for a specific service…
The exploration of gas fields in more remote and / or deeper water environments will continue to increase over the coming years. The economic viability of these fields needs to be demonstrated or else they will be left stranded. Gas field…
Offshore processing of natural gas with 44%mol carbon dioxide at remote deep-water oil-and-gas fields is invariably characterized by low-efficiency power generation via gas-fired turbines releasing hot flue-gas and entailing high degradation of…
This paper is about the influence of safety regulations on the way major accidents are identified and managed. A case study is presented based on the Brazilian experience in subsea processing units. The oil and gas industry is devoting increased…
Produced water (PW) of the liquid phase is the largest volume by-product from the process of offshore oil and gas production, and compact and efficient treatment methods are brought into focus. The PW, condensate oil, and floccule in the liquid phase…
Natural gas is the fastest growing fossil fuel in future global energy scenarios. The consequent increase in the global demand for it has led to the need for the exploitation of those reserves that were left undeveloped in the past because of the…
The increasing demand of energy efficiency, the evolution of emission regulatory and the limited investments allocation, increases the attractiveness for flexible gas valorization systems [GGFR]. Gas valorization system can be considered all the…
Oil and gas exploration and production involve a wide variety of infrastructure. Among those are pipelines, which are used for crude oil, natural gas, and injection water transportation. Constructing these pipelines are costly and time-consuming…
With the increasing energy demand and call for cleaner energy, industry has ventured out for challenging environment such as deepwater and unconventional natural gas resources. While new development is necessary, improvement in gas supply can also be…
Leviathan is a giant natural gas field located ~130km west of the Israeli port city of Haifa, in water depths of ~1,700m, and discovered in late 2010 by a venture consisting of Noble Energy (Operator), Delek Drilling and Ratio Oil Exploration. With…
BXY field is the largest gas field of India, located in offshore, 80 km from Mumbai city. The field produces about 32.5 MMscmd sour gas using two process complexes BXA & BXB. The field was put on production in September'1988 with initial gas…