With environmental concerns and limited natural resources, there is a need for cleaner sources of energy in the transportation sector. Renewable natural gas (RNG) is being considered as a potential fuel for heavy-duty applications due to its…
Existing compression ignition engines can be modified to spark ignition configuration to increase the use of natural gas in the heavy-duty transportation sector. A better understanding of the premixed natural gas combustion inside the original diesel…
Due to the influence of the gas field and the transportation environment, the field operation has been fluctuating for a long time, and the stable operation of the device is closely related to whether the response action under different working…
Restrictions on emissions are being imposed by regional and international shipping organisations, which raise the question of which marine fuel and technology can most effectively replace heavy fuel oil and diesel engines. The aim of this study is to…
Currently there are a number of problems in the Republic of Sakha (Yakutia) connected with energy supply to remote residential areas and industrial facilities. Taking into account the logistical difficulties of gasification of remote settlements…
This article describes the adsorption capability of natural zeolites for the purification and dehydration of natural gases. Studies were carried out with natural clinoptilolite treated with various cadmium and titanium solutions. Zeolite-containing…
Although the transportation tends to serve as flexible loads to smooth the energy demand profile, the transportation capacity is far from fully exploited to promote the efficiency of energy systems. Railways can transport a large volume of liquefied…
Clay content in soil potentially has strong influence on soil structure and thereby controls soil physical, hydraulic, and gas transport properties. Only few studies have investigated the effect of clay content on saturated hydraulic conductivity…
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…
NFPA 59A Standard for the Production, Storage, and Handling of Liquefied Natural Gas (LNG) requires facilities to have the equipment necessary for the detection and control of fires, leaks and spills of hazardous materials, yet provides no…
The future growth and development potential of the Russian oil and gas industry is concentrated in the Arctic. Most of Russia's gas reserves - about 70% [1] - are in the Arctic regions of the Russian Federation - the Yamalo-Nenets Autonomous District…
The current pricing climate for natural gas and liquid transportation fuels adds a significant amount of uncertainty when designing new natural gas to liquid transportation fuel (GTL) refineries. Robust optimization is a useful tool for optimization…
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…
As natural gas is not uniformly distributed in different regions of the world, and gas tanks are concentrated in specific geographical areas, gas transfer is a key gas-related industry that greatly contributes to the expansion of this energy…
The aim of this study is to disclose an integrated multi-criteria decision making model as an instrument able to be used for hydrogen gas grid development via natural gas network conversion by considering four main criteria and sixteen sub-criteria.…
The reliability of a natural gas system involves the capacity of the supply, transportation, storage and distribution system to provide service without short-term interruptions in the event of contingencies. Typically, increasing the gas supply…
This study focuses on the optimization of transportation and the storage of a Liquefied Natural Gas (LNG) supply chain. Liquefaction of the natural gas enables the suppliers to carry the gas by different modes of transportation to the customers by…
Innovations in membranes for natural gas processing frequently consider ideal separation performance as the defining success metric for removing carbon dioxide (CO2) from methane (CH4). However, realistic natural gas feeds are complex mixtures…
In modern geopolitical conditions, the processes of international hydrocarbon trade are becoming more complicated. World trends dictate the development of new solutions and adaptation to the external environment. The key factors contributing to the…
Absorbers, regenerators and related pipelines in natural gas process plants contain coupled processes of multiphase flow, phase equilibrium, reaction equilibrium and energy transport. It is very difficult to analyze the complex process. To better…
The emergence of natural gas as an abundant, inexpensive fuel in the U.S. raises the possibility that expanding natural gas infrastructure could enable a transition to other low carbon fuels. We assess how California's existing fuels policies…
The lack of hydrogen (H2) transportation infrastructure restricts the development of the H2 industry. Owing to the high investment of building specific facilities, using existing natural gas (NG) pipelines to transport a blend of H2 and NG (H2NG) is…
Concerns about environmental degradation and finite natural resources necessitate cleaner sources of energy for use in the transportation sector. In Canada, natural gas is currently being appraised as a potential alternative fuel for use in vehicles…
With the demand for lower carbon emissions and the increasing use of clean energy instead of traditional fossil fuels, offshore production of liquefied natural gas (LNG) has become a major mode of energy transportation and storage. Due to its…
Germany is the largest market for natural gas in the European Union, with an annual consumption of approx. 95 billion cubic meters. The German high-pressure gas pipeline network's length is roughly 40000km, which enables highly fluctuating quantities…
This paper compares the operating performance of biomethane with both natural gas and gasoline in a small pickup truck. Three different purity levels were used for the biomethane, with the lowest having an 83% methane concentration. The purpose of…
1 Scope This document provides requirements for operation of vehicles that use compressed natural gas (CNG) as a fuel for propulsion, covering various aspects of NGV workshops including activities, risk management, planning, personnel, layout,…
Existing technological trends in using of various types of gas motor fuel (GMF) on transport require more thorough control of the technical condition of motor vehicles running on GMF (compressed natural gas and compressed hydrogen) and infrastructure…
Increasing worldwide energy demand requires the replacement of fossil fuel sources with clean and alternative ones to limit the chances of a climate collapse. In this scenario, natural gas supplies approximately 30% of total energy demand and is…
Natural gas power generation is a clean, environmentally friendly use of fossil fuel. However, natural gas development has strong competition from renewable energy and at the same time, the environmental impact of methane leakages during natural gas…
Sustainable energy grids and networks are converging. In recent decades, cost, sustainability, and digitization drivers have caused engineering systems to evolve into systems-of-systems that deliver multiple services across multiple application…
An analysis of the literature on the use of natural gas shows a significant increase in the number of natural gas-powered vehicles, both in road and sea transport, and diesel-fueled vehicles adapted to run on natural gas. Due to its combustion…
The complex phase behaviors and structural coexistence of natural gas hydrates (NGHs) that contain large-molecule guest substances (LMGSs) were examined for their significance in the exploration and exploitation of NGHs as well as natural gas storage…
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…
In order to explore the changing law and influencing factors of the filtering performance of natural gas filter elements under high pressure conditions, four types of filter elements were selected as the research objects, and field tests and…
National Balancing Point (NBP) of UK created the market operation and pricing mechanism based on a virtual trading point, and provided a regional market model for creating a single liberalized EU gas market. Therefore, studying on the operation…
Electrification and decarbonization of the chemical industry are the keys to achieve carbon neutrality for human society, which necessitates the transition from fossil resource-based chemical production to renewable energy-based chemical production.…
Natural gas is a worldwide commodity traded among regions. Regulated or unregulated natural gas markets are in a new process phase leading to a critical change in the market structure and organization while demand grows. Moreover, international trade…
The accurate simulation of upward multiphase flow of hydrate slurry in the annulus is one of the key scientific unsolved issues in natural gas hydrate solid fluidization exploitation. In this work, the upward multiphase flow of hydrate slurry in a…
Bioenergy with Carbon Capture and Sequestration (BECCS) is critical for stringent climate change mitigation, but is commercially and technologically immature and resource-intensive. In California, state and federal fuel and climate policies can drive…
The natural gas in the Wen'an slope buried-hill belts, Jizhong sub-basin has become an important target area for the deep and ultra-deep reservoir explorations in the Bohai Bay basin. However, the gas sources, charging history and gas accumulation…
Bioenergy with carbon capture and sequestration (BECCS) is critical for stringent climate change mitigation but is commercially and technologically immature and resource intensive. State and federal fuel and climate policies can drive first markets…
Pipeline transportation is the main method of natural gas transportation. The intrinsic safety of natural gas pipelines has always been the focus of attention. During the transportation process, pipelines are affected by many factors. Existing…
During natural gas processing and gathering and transportation, water dew point and hydrocarbon dew point as two of control parameters in natural gas because of safety, economy and efficiency etc. In the field chilled mirror manual visual method…
For the transportation pipeline with the diameter 1.219 m and the internal pressure 3-12 MPa, the leakage and diffusion of the natural gas of the pipeline in the soil was studied by numerical simulation. First, the finite model containing both…
Prior to 2008, shale gas reservoirs were deemed uneconomical to produce. Hydraulic fracturing and horizontal drilling have shifted this perspective, reducing the flow resistance from the reservoir to the well. Notwithstanding the thousands of shale…
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…
This paper proposes a systemic framework for dynamic safety risk analysis for natural gas pipeline leakage in a utility tunnel, which merges the bow-Tie model (BT), Bayesian network (BN), and fuzzy set theory (FST) combined with monitoring data.…