Results 21 to 30 of about 692,758 (278)

Gas-Pressurized Torrefaction of Lignocellulosic Solid Wastes: Deoxygenation and Aromatization Mechanisms of Cellulose

open access: yesMolecules, 2023
A novel gas-pressurized (GP) torrefaction method at 250 °C has recently been developed that realizes the deep decomposition of cellulose in lignocellulosic solid wastes (LSW) to as high as 90% through deoxygenation and aromatization reactions.
Liu Shi   +8 more
doaj   +1 more source

Coal combustion products [PDF]

open access: yesFact Sheet, 2001
Coal-burning power plants, which supply more than half of US electricity, also generate coal combustion products, which can be both a resource and a disposal problem. The US Geological Survey collaborates with the American Coal Ash Association in preparing its annual report on coal combustion products.
R.S. Kalyoncu, D.W. Olson
openaire   +1 more source

Electrochemical upgrading of bio-oil: Effect of acetic acid and aromatic-rich fraction on coke formation

open access: yes能源环境保护
Bio-oil is the only liquid carbon-containing renewable resource. Due to its complex composition, low calorific value, high acidity, high viscosity, and other factors, it requires upgrading before further utilization. Electrochemical upgrading is a novel,
CHEN Junjie   +9 more
doaj   +1 more source

A mini review on AI-driven thermal treatment of solid waste: Emission control and process optimization

open access: yesGreen Energy and Resources
The advent of novel waste disposal methodologies, which are energy-efficient and environmentally benign, has created opportunities for the deployment of artificial intelligence technologies in the management of solid waste treatment. This review examines
Dongjie Pang   +10 more
doaj   +1 more source

Modelling and regulation of steam temperatures of a 1000‐MW double‐reheat boiler with long short‐term memory

open access: yesIET Control Theory & Applications, 2023
With the increase in the proportion of new energy power generation in grids, there is an urgent need for the flexible operation of coal‐fired power plants.
Hengyi Zhu   +6 more
doaj   +1 more source

Co-firing test research on melting characteristics of fly ash for distillers’ grains and anthracite coal

open access: yesMechanical Engineering Journal
In order to improve the combustion performance of anthracite coal and solve the problem of resource utilization of distillers’ grains, experiments on the mixing combustion of anthracite coal and distillers’ grains were carried out and the effects of ...
Yue WANG   +3 more
doaj   +1 more source

Decoupling Li+ Transport in Self‐Healing Polymer Dual‐Salt Electrolytes for Room Temperature Lithium Metal Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A self‐healable polymer matrix, crosslinked via dynamic imine bonds, is synergistically coupled with a LiPF6–LiDFOB dual‐salt system to decouple Li+ from the polymer matrix, enabling fast Li+ transport. This strategy offers an effective pathway toward high‐performance, next‐generation gel‐polymer‐based Li‐metal batteries.
Soumallya Banerjee   +10 more
wiley   +1 more source

Combustion of Coal in Oxygen [PDF]

open access: yesNature, 1967
DURING an investigation of high temperature flames (at more than 2,500° K), we have developed a burner system capable of burning up to 6 g/sec (50 lb./h) of coal in oxygen to form a stable, continuous flame. An integral part of this development has been a study of the mechanisms which control the rate of combustion.
C. T. CHAMBERLAIN, W. A. GRAY
openaire   +1 more source

Digitally Printed Eco‐Friendly Electronic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Fabrication of electronics using eco‐friendly materials through digital printing routes is a promising strategy for improving life cycle sustainability and reducing the environmental impacts of conventional manufacturing. This review highlights state‐of‐the‐art eco‐friendly materials, green ink formulations, various resource‐efficient digital printing ...
Nitheesh M. Nair   +5 more
wiley   +1 more source

Numerical study on heterogeneous reaction characteristics of coal char particle group combustion

open access: yesMeitan xuebao
The reaction of coal char is a unique feature of pulverized coal combustion, which is differed from that of gas or liquid fuels combustion. Since the heterogeneous reaction process accounts for about 90% of the entire time for pulverized coal combustion,
Zewu ZHANG   +5 more
doaj   +1 more source

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