Results 1 to 10 of about 2,579,361 (302)

Real-Time Gas Chromatography System for Ultrasensitive Monitoring of Odorants in Natural Gas Infrastructure [PDF]

open access: yesInternational Journal of Analytical Chemistry
Natural gas (NG), primarily composed of methane, is colorless and odorless, thus necessitating odorization to enable leak detection and accident prevention.
Zixun Chen   +4 more
doaj   +2 more sources

Synthetic Method and Oil Displacement Capacity of Nano-MoS2

open access: yesGeofluids, 2022
Nanomaterials can be used to emulsify and reduce the fluid viscosity, reduce pore pressure, and increase injection volume. Therefore, nanomaterials have a great potential in the enhanced oil recovery.
Liang Zhang   +8 more
doaj   +1 more source

Wireless Monitoring of Downhole Pressure Based on Tubing Transmission

open access: yesGeofluids, 2023
Downhole pressure is an important parameter for evaluating the production status of production wells. A wireless monitoring system was designed for downhole pressure which consists of two parts, i.e., the downhole tool and the wellhead tool.
Jian Zheng   +4 more
doaj   +1 more source

Drag Reduction Mechanism of Viscoelastic Slick-Water Fracturing Fluid in Tortuous and Rough Fractures

open access: yesGeofluids, 2021
Slick-water can effectively reduce the flow drag of fracturing fluid. Many studies have focused on the drag reduction performance of slick-water in wellbore and perforation, but there has been little research on drag reduction characteristics in fracture
Zhiyu Liu   +7 more
doaj   +1 more source

Research on a Hybrid Intelligent Method for Natural Gas Energy Metering

open access: yesSensors, 2023
In this paper, a Comprehensive Diagram Method (CDM) for a Multi-Layer Perceptron Neuron Network (MLPNN) is proposed to realize natural gas energy metering using temperature, pressure, and the speed of sound from an ultrasonic flowmeter.
Jingya Dong   +6 more
doaj   +1 more source

I Jornades sobre energia i tecnologia per a professors al Museu del Gas de la Fundació Gas Natural Fenosa [PDF]

open access: yes, 2013
Mestres i professors, van trobar, al Museu del Gas, eines i recursos per poder aplicar nous mètodes i propostes didàctiques per l'ensenyament sobre energia i tecnologia a les ...
Fundació Gas Natural Fenosa. Museu del Gas
core   +2 more sources

A mathematical framework for modelling and evaluating natural gas pipeline networks under hydrogen injection [PDF]

open access: yes, 2008
This article presents the framework of a mathematical formulation for modelling and evaluating natural gas pipeline networks under hydrogen injection. The model development is based on gas transport through pipelines and compressors which compensate for ...
Azzaro-Pantel, Catherine   +3 more
core   +1 more source

Can switching fuels save water? A life cycle quantification of freshwater consumption for Texas coal-and natural gas-fired electricity [PDF]

open access: yes, 2012
Thermal electricity generation is a major consumer of freshwater for cooling, fuel extraction and air emissions controls, but the life cycle water impacts of different fossil fuel cycles are not well understood.
Beach, Fred C.   +2 more
core   +2 more sources

Gas purification using membrane gas absorption processes [PDF]

open access: yes, 2003
Owing to the increasing energy demand and the abundance of low quality natural gas reservoirs containing high percentages of CO2, considerable attention is given to the bulk removal of CO2 and upgrading of low quality natural gas.
Dindore, Vishwas Yashwant
core   +9 more sources

Development and industrial application of catalyzer for low-temperature hydrogenation hydrolysis of Claus tail gas

open access: yesNatural Gas Industry B, 2015
With the implementation of more strict national environmental protection laws, energy conservation, emission reduction and clean production will present higher requirements for sulfur recovery tail gas processing techniques and catalyzers.
Honggang Chang   +6 more
doaj   +1 more source

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