Results 61 to 70 of about 4,442 (238)

Thermoplastic‐Resin Transfer Molding Technology: Development and Challenges Toward Industrialization

open access: yesPolymer Composites, EarlyView.
Illustration of the key aspects involved in the manufacture of thermoplastic composites by T‐RTM highlighting the relationships between raw materials, resin mixing strategies, polymerization parameters, and processing equipment ranging from laboratory to industrial scale. ABSTRACT Driven by increasingly stringent international environmental regulations,
Filipe P. Martins   +4 more
wiley   +1 more source

Cooperative research in coal liquefaction. Technical progress report, May 1, 1993--April 30, 1994

open access: yes, 1994
Accomplishments for the past year are presented for the following tasks: coliquefaction of coal with waste materials; catalysts for coal liquefaction to clean transportation fuels; fundamental research in coal liquefaction; and in situ analytical ...
Huffman, G. P.
core   +1 more source

Liquefaction of Warukin Formation Coal, Barito Basin, South Kalimantan on Low Pressure and Low Temperature [PDF]

open access: yesInternational Journal of Economic and Environment Geology, 2013
Research focusing on the quality of coal in Warukin Formation has been conducted in coal outcrops located on Tabalong area, particularly in 3 coal seams, namely Wara 120 which consists of low rank coal (lignite).
Edy Nursanto   +3 more
doaj  

National Policy Coherence Counts for Reducing Inequality in Global Climate and Development Agendas

open access: yesSustainable Development, EarlyView.
ABSTRACT International institutions promote policy coherence as crucial to the effective and fair implementation of global sustainability agendas, though the evidence for its benefits is slim. We present here the first systematic cross‐country dataset on the consequences of national government efforts to promote policy coherence for vulnerable groups ...
Katherine Browne   +10 more
wiley   +1 more source

The Dynamic Impact of the Energy Transition on Food Security in Developing Countries

open access: yesSustainable Development, EarlyView.
ABSTRACT In the context of persistent food insecurity and the global push for the transition toward clean energy in developing countries, understanding the association between clean energy access and food affordability is increasingly important to inform multisectoral policy interventions. Against this background, this study explores the dynamic impact
Boris D. Soh Wenda   +5 more
wiley   +1 more source

Modeling the Thermal Properties of Hydrogen‐Based Direct Reduced Iron Using Computational Thermodynamics and Machine Learning

open access: yessteel research international, EarlyView.
Hydrogen‐based direct reduced iron (H‐DRI) melts differently from scrap and carbon‐bearing DRI. This work combines differential scanning calorimetry experiments, FactSage thermodynamics, and simple composition‐based regression to predict solidus, liquidus, heat capacity, and enthalpy for H‐DRI.
Ankur Agnihotri   +3 more
wiley   +1 more source

A Characterization and Evaluation of Coal Liquefaction Process Streams

open access: yes, 2018
This is the Technical Progress Report for the fourteenth quatier of activities under DOE Contract No. DE-AC22-94PC93054. It covers the period October 1 through December 31, 1997'. Described in this report is the following activity: o CONSOL characterized
G. A. Robbins; R. A. Winschel
core   +1 more source

Coal liquefaction process streams characterization and evaluation: [PDF]

open access: yes, 1992
SRI International evaluated two analytical methods for application to coal liquefaction. These included field ionization mass spectrometry and a technique employing iodotrimethylsilane for the derivatization of oxygen bound to alkyl carbon (alkyl ethers).
McMillen, D.F. (SRI International, Menlo Park, CA (United States))   +4 more
core   +1 more source

Evaluation of coal cleaning in coal liquefaction

open access: yesInternational Journal of Energy Research, 1994
Six coals, one from Germany and five from the UK, have been successfully cleaned by the two-stage LARCODEMS dense-medium separation process, to give 'cleans' and 'middings' fraction of low ash content. Petrographic analysis showed that the cleans fractions contained lower proportions of the inert coal macerals than the corresponding middings.
openaire   +1 more source

Preliminary Study on Unit Commitment for Renewable Energy Integration Considering Operation Cost and Life Cycle Assessment

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
Most countries, including Japan, are focused on achieving net‐zero greenhouse gas (GHG) emissions by 2050, which requires quick action. Despite the increasing level of renewable power generation in power grids, fossil fuel power plants still have a significant role in producing GHG emissions, causing serious environmental issues.
Kadyrbek Kozhobekov   +4 more
wiley   +1 more source

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