Results 21 to 30 of about 545,061 (279)

Utilization of Coal Fly Ash as CO Gas Adsorbent [PDF]

open access: yes, 2012
This research focused on coal fly ash fabricated as CO adsorbent. Coal fly ash having grain size of 325 mesh was characterized by XRF, XRD and SEM-EDX. Physical activation was done at temperatures of 5000C, 5200C, 5400C, 5600C, 5800C and 6000C.
Dyah , Sawitri   +2 more
core   +1 more source

Effect of bed materials on slagging and fouling during Zhundong coal gasification

open access: yesEnergy Exploration & Exploitation, 2017
The suitable bed material is important to inhibit ash-related problems including agglomeration and slagging in furnace and fouling on tail heated surfaces during coal gasification in fluidized bed.
Xiaobin Qi   +3 more
doaj   +1 more source

Application of Coal Ash to Postmine Land for Prevention of Soil Erosion in Coal Mine in Indonesia: Utilization of Fly Ash and Bottom Ash

open access: yesAdvances in Materials Science and Engineering, 2016
The increase in the number of coal-fired power plants with the increase in coal production and its consumption has caused the problem of the treatment of a large amount of coal ash in Indonesia.
Shinji Matsumoto   +5 more
doaj   +1 more source

RETRACTED: Human and Environmental Dangers Posed by Ongoing Global Tropospheric Aerosolized Particulates for Weather Modification

open access: yesFrontiers in Public Health, 2016
BackgroundU.S. military perception of nuclear warfare led to countless unethical nuclear experiments performed on unsuspecting individuals without their informed consent.
J. Marvin Herndon
doaj   +1 more source

Migration and enrichment of arsenic during coal washing

open access: yes矿业科学学报, 2022
During the processing and utilization of coal resources, some heavy metal elements will be enriched in the environment, which is harmful to the environment and the human body.In this study, low-ash, high-sulfur coal samples and high-ash, low-sulfur coal ...
Xie Weiwei, Zhou Lingmei, Zheng Hao
doaj   +1 more source

Design of intelligent ratio control system for raw coal in coal preparation plant

open access: yesGong-kuang zidonghua, 2019
It is difficult to meet requirement of field production by theoretically calculating fixed ratio of raw coal in blended coal preparation process of coal preparation plant, and problems such as large randomness, low quality of clean coal and high labor ...
YUAN Pengtao, WANG Ranfeng, FU Xiang
doaj   +1 more source

In Situ CO2‐Induced Hydrogels for Enhancing Carbon Sequestration in Saline Aquifers

open access: yesAdvanced Science, EarlyView.
A novel integrated method that combines in situ CO2‐induced phase‐transition hydrogels formed by a C22‐tailed tertiary amine dispersion with tailored deep eutectic solvents to increase CO2 sequestration in saline aquifers. ABSTRACT Carbon sequestration in saline aquifers underpins global net‑zero emission goals, yet existing CO2 storage capacity ...
Fuchuan Liu   +5 more
wiley   +1 more source

Investigating the Relationship Between Water Flow Path and Contaminant Risk from Georgia Coal Ash Ponds in the Piedmont [PDF]

open access: yes, 2019
Half of all the coal ash produced in the United States is stored in coal ash ponds. Coal ash contains a variety of toxic contaminants, which can contaminate nearby water resources.
Mathis, Claire C.
core   +1 more source

Computational and Data‐Driven Strategies for Lignocellulosic Biomass Valorization: From Multiscale Modeling to Digitalized Biorefinery Design

open access: yesAdvanced Science, EarlyView.
This Review critically connects structural recalcitrance, molecular modeling, solvent and catalyst design, pyrolysis, machine learning, reactor simulation, and FAIR digital infrastructure. Emphasis is placed on experimentally validated information transfer across scales, uncertainty and applicability domains, and the recycle, durability, techno ...
Abdullahi Bello Umar   +9 more
wiley   +1 more source

Advancements in CO2 Capture Technologies: A Review of Amine Absorption and Alternative Methods for Post‐Combustion Integration

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Carbon capture technologies are poised to become one of the primary focuses regarding the achievement of net‐zero emissions by the year 2050. In these technologies, particular attention is given to post‐combustion CO2 capture, which is more easily implemented at existing power stations and other industries.
Satyajit Mukherjee   +3 more
wiley   +1 more source

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