In this study, we investigated facile "dragging mode"electrohydrodynamic (EHD) jet printing of a polymer-wrapped semiconducting single-walled carbon nanotube (s-SWCNT) ink, for fabrication of NO gas-sensing field-effect transistors (FETs). The…
Innovative geological theory and key exploration fields are the eternal subjects for the disciplinary development of petroleum geology as well as hydrocarbon exploration and discovery. Geological theory innovations have been leading the petroleum…
While gas transport in soil is commonly assumed to be driven by molecular diffusion, pressure-pumping due to small air pressure fluctuations was found to enhance the gas transport rate during periods of high wind speed. A possible explanation is…
In recent years, big data and artificial intelligence technology have developed rapidly and are now widely used in fields of geophysics, well logging, and well test analysis in the exploration and development of oil and gas. The development of shale…
In recent years, big data and artificial intelligence technology have developed rapidly and are now widely used in fields of geophysics, well logging, and well test analysis in the exploration and development of oil and gas. The development of shale…
In recent years, big data and artificial intelligence technology have developed rapidly and are now widely used in fields of geophysics, well logging, and well test analysis in the exploration and development of oil and gas. The development of shale…
In recent years, big data and artificial intelligence technology have developed rapidly and are now widely used in fields of geophysics, well logging, and well test analysis in the exploration and development of oil and gas. The development of shale…
In recent years, big data and artificial intelligence technology have developed rapidly and are now widely used in fields of geophysics, well logging, and well test analysis in the exploration and development of oil and gas. The development of shale…
An electric-driven reciprocating compressor set is the main energy-consuming equipment of a natural gas filling station, and the efficiency of a compressor set is one of the key indicators in reasonably characterizing and scientifically evaluating…
An electric-driven reciprocating compressor set is the main energy-consuming equipment of a natural gas filling station, and the efficiency of a compressor set is one of the key indicators in reasonably characterizing and scientifically evaluating…
An electric-driven reciprocating compressor set is the main energy-consuming equipment of a natural gas filling station, and the efficiency of a compressor set is one of the key indicators in reasonably characterizing and scientifically evaluating…
Field development planning of gas condensate fields using numerical simulation has many aspects to consider that may lead to a significant impact on production optimization. An important aspect is to account for the effects of network constraints and…
Natural gas is increasingly becoming the preferred choice of fuel for flexible electricity generation globally resulting in an electricity system whose reliability is progressively dependent on that of the natural gas transportation system. The…
Natural gas is increasingly becoming the preferred choice of fuel for flexible electricity generation globally resulting in an electricity system whose reliability is progressively dependent on that of the natural gas transportation system. The…
Natural gas is increasingly becoming the preferred choice of fuel for flexible electricity generation globally resulting in an electricity system whose reliability is progressively dependent on that of the natural gas transportation system. The…
Keshen gas field is located at Kuqa foreland area of Tarim Basin, western China. The surface is mountainous, the environment is tough and the ecosystem is fragile. Through seven years development of this field, a natural gas productivity of 5 billion…
Keshen gas field is located at Kuqa foreland area of Tarim Basin, western China. The surface is mountainous, the environment is tough and the ecosystem is fragile. Through seven years development of this field, a natural gas productivity of 5 billion…
In this study, the performance of a single-stage gas gun with a natural gas-air mixture as the propellant gas is investigated by measuring the explosion pressure and the projectile velocity. In this work, the combined effect of elevated initial…
A comprehensive study of a giant onshore Abu Dhabi gas field using a next-generation commercial numerical simulator has been conducted. The objective was to identify the distribution and track the movement of the gas condensate in the reservoir, and…
The Colombian natural gas sector is going through a challenging stage concerning the management of available reserves. Recently, some weather conditions have shown drawbacks in security and reliability regarding supply and transportation.…
The Colombian natural gas sector is going through a challenging stage concerning the management of available reserves. Recently, some weather conditions have shown drawbacks in security and reliability regarding supply and transportation.…
Frac-packing is an attractive technique to stimulate production for gas hydrate reservoirs with the additional benefit of solving the problematic sand production problems. So far, there have been no documented mathematical models to predict the…
Hydrocarbon (HC) based Compressed Natural Gas (CNG) gas is highly flammable and can be threatening if not maintained and monitored correctly. Failure to detect gas leakage leads to property damage and poses a severe threat to human life. In this…
In an offshore field, mitigation of H2S from natural gas itself is a big challenge. A situation where high H2S present in well fluid increases the challenges several fold to sweet both processed oil and gas. In a wellhead platform/remote location…
CO2 removal is imperative in the sweetening of natural gas. In this work, a hybrid method combining membrane separation and chemical absorption is proposed and applied to test its performances in CH4 refinement and CO2 separation from natural gas.…
Modeling natural gas transportation networks poses a number of challenges due to the significant non-linearities associated to the governing equations. Pressure (nodal or p-) formulations and flow (nodal-loop or q-) formulations are the most commonly…
A commercial natural gas flow in the Upper Miocene Huangliu Fm was obtained in Well LS17-2-1, northern South China Sea, and its tested daily production reached up to 1.6 million m3/d. This occurred in the first deepwater oil/gas field independently…
One of the biggest challenges after the initial gas field discovery lies in the transportation. The natural gas supply is constructed in such a way that transportation remains an integral part of the gas utilization system. This is because the…
One of the biggest challenges after the initial gas field discovery lies in the transportation. The natural gas supply is constructed in such a way that transportation remains an integral part of the gas utilization system. This is because the…
To perform real-time monitoring on the compositional change of natural gas in the pipelines by using an on-line gas chromatograph is the key process to ensure the accuracy of natural gas metering in large gas stations. And the representativeness of…
The demand for natural gas is expected to continuously increase due to its significant role in the transition towards a low-carbon energy structure. Based on the nonhomogeneous grey model, a new method for estimating natural gas production and…
With the continuous increase of energy demand, the importance of natural gas storage has gradually increased. Underground natural gas storage (UNGS) has the characteristics of large capacity and low gas storage cost, and it is usually used as the…
With the continuous increase of energy demand, the importance of natural gas storage has gradually increased. Underground natural gas storage (UNGS) has the characteristics of large capacity and low gas storage cost, and it is usually used as the…
With the continuous increase of energy demand, the importance of natural gas storage has gradually increased. Underground natural gas storage (UNGS) has the characteristics of large capacity and low gas storage cost, and it is usually used as the…
A better design of gas supply chains may lead to a more efficient use of locally available resources, cost savings, higher energy efficiency and lower impact on the environment. In optimizing the supply chain of liquefied natural gas (LNG),…
India is expected to grow at a rate of more than 6% over the next two decades [1]. A growing economy requires increasing quantities of fuel to satisfy its energy needs. Natural gas is expected to take up a noteworthy share of the total energy…
Diesel/natural gas dual fuel engine is prone to misfire, knock and other unstable combustion phenomena, resulting in excessive cycle variation. In order to better understand the influence of combustion mode on cycle variation of diesel/natural gas…
Diesel/natural gas dual fuel engine is prone to misfire, knock and other unstable combustion phenomena, resulting in excessive cycle variation. In order to better understand the influence of combustion mode on cycle variation of diesel/natural gas…
The exploitation of unsealed marine hydrate deposits is of greater commercial value, but also more challenging because of the risks of the invading of huge body of sea water and subsidence of the seabed. In this work, we proposed a new method to…
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…
Gas content is a key parameter for the determination of the gas resources in unconventional reservoirs. In this study, we propose a novel method to evaluate the gas content of shale through a new perspective: fractionation of carbon isotopes of…
Gas content is a key parameter for the determination of the gas resources in unconventional reservoirs. In this study, we propose a novel method to evaluate the gas content of shale through a new perspective: fractionation of carbon isotopes of…
A new multi-component kinetic model was developed to simulate the non-equilibrium gas ex-solution process in the heavy oil bulk volume. The model assumes that bubble formation starts by populating microbubbles in the oil phase when depressurization…
A swirl nozzle with a central body was newly designed to make full use of the cold energy and separating power, and the coupling of swirling flow and condensation was realized based on a condensation model, a droplet surface tension model and a…
The domestic and abroad experience of production test of natural gas hydrate shows that the problem of sand production is a key factor restricting the effective development of hydrate resources. From the perspective of the flow in porous media of…
Production logging tools (PLTs) and formation testing, even in logging while drilling (LWD) conditions during underbalanced drilling, are key technologies for assessing the productivity potential of a gas well and therefore to maximize recovery. Gas…
Traditional gas compressibility factor estimation methods such as AGA8-92DC and SGERG-88 usually use overly complex theoretical derivation and corresponding estimation model. This will cost most of the operating memory of the low-power gas flowmeter.…
Greater than 40% of global natural gas reserves are sour, with hydrogen sulfide concentrations that make processing that gas uneconomic in most cases. Furthermore, it is desirable to economically sequester acid gas contaminants from these resources…
Greater than 40% of global natural gas reserves are sour, with hydrogen sulfide concentrations that make processing that gas uneconomic in most cases. Furthermore, it is desirable to economically sequester acid gas contaminants from these resources…