Results 171 to 180 of about 203,106 (381)

Pyrolysis Characteristics of Fast‐Growing Grasses and the Evolution Behavior of Produced Gases

open access: yesEnergy Science &Engineering, EarlyView.
Pyrolysis and Analysis of Fast‐Growing Grasses. ABSTRACT Fast‐growing grass is a sustainable biomass resource because of its low cost and high production. Pyrolysis can convert biomass into sustainable chemicals and fuels. Therefore, the pyrolysis characteristics and the evolution of small molecular gases were studied using TG–FTIR–MS to investigate ...
Xi Zeng   +8 more
wiley   +1 more source

Physical Property Prediction and Simulation Analysis of Hydrogen‐Doped Natural Gas Pipeline

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT Hydrogen‐doped natural gas, a blend of hydrogen and natural gas, has emerged as a promising candidate due to its potential to reduce greenhouse gas emissions and enhance energy efficiency. However, the physical properties and operational dynamics of hydrogen‐doped natural gas restrict the efficient operation of natural gas pipelines.
Lianghui Guo   +4 more
wiley   +1 more source

Investigation of non-isothermal and isothermal gasification process of coal char using different kinetic model

open access: yesInternational Journal of Mining Science and Technology, 2015
Isothermal and non-isothermal gasification kinetics of coal char were investigated by using thermogravimetric analysis (TGA) in CO2 atmosphere, and the experimental data were interpreted with the aids of random pore model (RPM), unreacted shrinking core ...
Guangwei Wang   +4 more
doaj  

Minimum-regret hydrogen supply chain strategies to foster the energy transition of European hard-to-abate industries [PDF]

open access: yesarXiv
Low-carbon hydrogen (H2) is envisioned to play a central role in decarbonizing European hard-to-abate industries, such as refineries, ammonia, methanol, steel, and cement. To enable its widespread use, H2 supply chain (HSC) infrastructure is required. Mature and economically viable low-carbon H2 production pathways include steam methane reforming (SMR)
arxiv  

Workflow Design and Operational Analysis of a Coal‐Based Multi‐Energy Combined Supply System for Electricity, Heating, Cooling, and Gas

open access: yesEnergy Science &Engineering, EarlyView.
This diagram illustrates the flowchart of a coal‐based multi‐energy combined supply system. The system integrates gasification, purification, power generation, waste heat recovery, and refrigeration, achieving cascade utilization of energy while simultaneously producing electricity, heating, cooling, and synthesis gas.
Shiwei Yu   +3 more
wiley   +1 more source

Analysis of the Behaviour of Biofuel-Fired Gas Turbine Power Plants [PDF]

open access: yes, 2011
The utilisation of biofuels in gas turbines is a promising alternative to fossil fuels for power generation. It would lead to significant reduction of CO2 emissions using an existing combustion technology, although significant changes seem to be needed
Escudero Olano, Marcos   +2 more
core   +1 more source

Enhanced Activity of Ru-based Catalysts for Ammonia Decomposition through Nitrogen Doping of Hierarchical Porous Carbon Carriers

open access: yesBioResources
Activated carbon (AC) materials, renowned for their high specific surface area, excellent conductivity, and customizable functional groups, are widely employed as catalyst carriers.
Rui Wang   +8 more
doaj   +2 more sources

Chemical Compositions of Soot Samples in Gold Electrode Capacitors: Molecular Simulations [PDF]

open access: yesarXiv
Electrical breakdown in a dielectric capacitor occurs when the electric field strength across the dielectric material exceeds its breakdown strength. A conductive channel through the dielectric emerges, resulting in a sudden surge of current. Self-healing represents a phenomenon of restoration of a capacitor's performance.
arxiv  

Lifetime of the Gas Evolution Electrode of the Zn–H2 Storage System

open access: yesFuel Cells, EarlyView.
ABSTRACT A novel electrically chargeable galvanic system is presented that efficiently stores energy in the form of zinc and releases hydrogen and electricity upon discharge. In this concept, oxygen is released at the gas electrode during charging, and zinc oxide is reduced to metallic zinc at the counter electrode.
Robert Hahn   +3 more
wiley   +1 more source

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