With the continuous improvement of big data technology, my country's coal liquefaction technology has also continued to mature, maintaining a stable industrial development. Traditional coal pyrolysis technology for tar production with the purpose of…
With the continuous improvement of big data technology, my country's coal liquefaction technology has also continued to mature, maintaining a stable industrial development. Traditional coal pyrolysis technology for tar production with the purpose of…
With the continuous improvement of big data technology, my country's coal liquefaction technology has also continued to mature, maintaining a stable industrial development. Traditional coal pyrolysis technology for tar production with the purpose of…
Diverse methods have emerged for methane Leak Detection and Repair (LDAR), alongside a growing interest in continuous measurement (CM). Novel LDAR programs must demonstrate equivalent (or better) emissions reductions compared to conventional handheld…
Reducing methane emissions from the oil and gas industry is a critical climate action policy tool in Canada and the US. Optical gas imaging-based leak detection and repair (LDAR) surveys are commonly used to address fugitive methane emissions or…
Diverse methods have emerged for methane Leak Detection and Repair (LDAR), alongside a growing interest in continuous measurement (CM). Novel LDAR programs must demonstrate equivalent (or better) emissions reductions compared to conventional handheld…
Shale hydrocarbon production has become an increasingly important part of global oil and gas supply during the past decade. The life of projects in unconventional plays, such as shale oil and gas, tight oil and gas, coal bed methane etc., heavily…
Introduction: With the advent of global climate change, it has become incumbent on governments and industries to monitor and limit greenhouse gas emissions to prevent a catastrophic rise in the average global temperature. The Paris agreement [Paris…
Reducing methane emissions from the oil and gas industry is a critical climate action policy tool in Canada and the US. Optical gas imaging-based leak detection and repair (LDAR) surveys are commonly used to address fugitive methane emissions or…
Shale hydrocarbon production has become an increasingly important part of global oil and gas supply during the past decade. The life of projects in unconventional plays, such as shale oil and gas, tight oil and gas, coal bed methane etc., heavily…
Introduction: With the advent of global climate change, it has become incumbent on governments and industries to monitor and limit greenhouse gas emissions to prevent a catastrophic rise in the average global temperature. The Paris agreement [Paris…
Diverse methods have emerged for methane Leak Detection and Repair (LDAR), alongside a growing interest in continuous measurement (CM). Novel LDAR programs must demonstrate equivalent (or better) emissions reductions compared to conventional handheld…
With the continuous improvement of big data technology, my country's coal liquefaction technology has also continued to mature, maintaining a stable industrial development. Traditional coal pyrolysis technology for tar production with the purpose of…
With the continuous improvement of big data technology, my country's coal liquefaction technology has also continued to mature, maintaining a stable industrial development. Traditional coal pyrolysis technology for tar production with the purpose of…
In recent years, gas leaks have become a major problem in households that use household gas, so we have developed the proposed gas leak detection and monitoring system. An LPG leak-detecting system prevents risks like gas cylinder explosions. Given…
Fugitive emissions from natural gas systems are the largest anthropogenic source of the greenhouse gas methane (CH4) in the U.S. and contribute to the risk of explosions in urban environments. Here, we report on a survey of CH4 emissions from 100…
The climate benefits of switching from more carbon-intensive fossil fuels to natural gas may be reduced or delayed by supply chain emissions of methane, the primary constituent of natural gas and a powerful greenhouse gas with short-term climate…
Recent technological advances in methane detection have improved leak detection and repair. However, current methods to reliably measure methane concentrations rely on expensive instruments or demand significant labor input. There is interest in…
Virtually all hydrogen used today is produced from fossil fuels, primarily through the highly energy intensive steam reforming of methane, the principal component of natural gas. While this is likely to remain the technology of choice for some time,…
The pursuit of future energy systems that can meet electricity demands while supporting the attainment of societal environment goals, including mitigating climate change and reducing pollution in the air, has led to questions regarding the viability…
Monitoring of natural gas (NG) pipelines is an important task for economical/safety operation, loss prevention and environmental protection. Timely and reliable leak detection of gas pipeline, therefore, plays a key role in the overall integrity…
A gas sensor based on light-induced thermo-elastic spectroscopy (LITES) capable to detect methane (C1) and ethane (C2) in a wide concentration range, from percent down to part-per-billion (ppb), is here reported. A novel approach has been…
Leak detection and repair (LDAR) programs are commonly used to identify and mitigate unintentional emissions at oil and gas facilities. This study utilizes regulatory reporting data from 2018 to 2019 at over 300 facilities (including crude oil…
Management of natural gas pipeline is an important task for economical and safety operation, loss prevention and environmental protection from methane emission. A leak detection of gas pipeline, therefore, plays a key role in the overall integrity…
Fugitive natural gas leaks from abnormal operations or failed containment at oil and gas production fields and gas supply chains are a significant source of atmospheric methane (CH4), a potent greenhouse gas. This realization of significant CH4 leaks…
Management of natural gas pipeline is an important task for economical and safety operation, loss prevention and environmental protection from methane emission. A leak detection of gas pipeline, therefore, plays a key role in the overall integrity…
Quartz-enhanced photoacoustic spectroscopy represents a valuable candidate for natural gas analysis in the oil & gas field. The core element of this spectroscopy technique is a quartz tuning forks, employed as high quality-factor optoacoustic…
Methane is the primary component of liquefied natural gas (LNG) and a potent greenhouse gas (GHG). The undesired methane emissions across the natural gas supply chain has been proven to worsen the lifecycle GHG emissions from the transportation…
The use of natural gas (NG) in dual-fuel heavy-duty engines has the potential to reduce pollutant and greenhouse gas (GHG) emissions from the transport sector when compared to the conventional diesel engines. However, NG composition and methane slip…
Different from the conventional, unconventional natural gas accumulations have obvious particularity in reservoir forming conditions, enrichment mechanism, distribution modes, prediction method and exploration technology. Analyzing the reservoir…
Today the world energy market is in great transition and the demand for clean energy such as liquefied natural gas (LNG) is increasing rapidly. LNG is the main transfer form of long-range for water transportation and short range for land…
We assessed freshwater consumption, greenhouse gas (GHG) emissions, and air emissions of using compressed and liquefied natural gas (NG) as transportation fuels by three heavy-duty NG vehicles (NGV) types from a wells-to-wheels (WTW) perspective. We…
Increasing the natural gas (NG) use in heavy-duty engines is beneficial for reducing greenhouse-gas emissions from power generation and transportation. However, converting compression ignition (CI) engines to NG spark ignition operation can increase…
The U.S. has high renewable methane potential. Biogas can be obtained from many organic sources like landfills, wastewater, animal manure, industrial, institutional, and commercial organic waste. Biogas can also be produced from lignocellulosic…
Blending hydrogen in the natural gas transmission and distribution systems is an option for hydrogen transportation. Integrity management of the existing infrastructure requires a risk evaluation for the planned hydrogen introduction and the…
The introduction of hydrogen or synthetic natural gas produced from renewable electricity into gas pipelines is being considered to enable decarbonization and energy storage. Prior published studies show that hydrogen concentrations over 20-30% are…
Hydrate-based technology could be a potential option for efficient storage and transportation of lean natural gas or biogas, which contains a significant portion of carbon dioxide. In this work, hydrate formation of a ternary methane-carbon…
Although natural gas is often viewed as a commodity fuel with limited variability due to standardization for pipeline transportation, life cycle impacts of natural gas vary substantially. Greenhouse gas (GHG) intensity is one of the most…
Areas located at or near natural gas (NG) well or storage sites can use NG to partially or totally replace the diesel fuel used to power equipment or for local transportation. This study investigated a dual-fuel diesel-NG engine operating at low load…
Abundant supply, low prices, and low carbon content may result in an increased use of natural gas (NG) as an alternative transportation fuel. Assessments of the associated climate benefits are sensitive to the climate metric and time horizon selected…
• CBCMs significantly improved the hydrate formation kinetics and storage capacity. • Carbonyl groups was identified as the active sites enhancing CH 4 hydrate formation. • Functional groups tuned hydrogen-bonding network results in the enhanced…
Fluidizing highly converted hydrate particles is a potential way for continuously producing gas hydrate in gas storage application. However, the fundamental problem is to prevent hydrate agglomeration while keeping a high formation rate. In this…
Using porous media to store and transport natural gas by the hydrate method can significantly improve gas-liquid contact and increase the hydrate formation rate. Therefore, it is particularly important to understand the characteristics of hydrate…
Hydrogen has a potentially important future role as a replacement for natural gas in the domestic sector in a zero-carbon economy for heating homes and cooking. To assess this potential, an understanding is required of the global warming potentials…
There is an increasing global attention toward hydrogen as a green energy carrier, primarily because of the environmental concerns associated with global warming issues. It is expected that the produced hydrogen from various sources may be injected…
Following the tendency of sustainable development, compressed natural gas as an alternative fuel has been expanded applied in the transportation sector these years. Although several studies on the life cycle are quite comprehensive for passenger…
Interest in blue hydrogen production technologies is growing. Some researchers have evaluated the environmental and/or economic feasibility of producing blue hydrogen, but a holistic assessment is still needed. Many aspects of hydrogen production…
The self-preservation phenomenon may be used for storage and transportation of natural gas in the form of gas hydrate. In this work, decomposition kinetics and self-preservation of methane hydrate dispersions in two types of crude oils were studied.…