Results 21 to 30 of about 1,663,545 (211)

Insights into the Transformation Patterns of Overmature, Organic-Rich Shale Reservoirs under High-Temperature Conditions: Evidence from Physical Experiments

open access: yesYankuang ceshi
The efficient development of shale oil and gas is crucial for China’s energy security. Shale exhibits characteristics such as well-developed bedding planes, strong heterogeneity, low porosity, and low permeability. Previous studies have demonstrated that
Yangbing LI   +6 more
doaj   +1 more source

Low-cost virtual instrumentation of PV panel characteristics using Excel and Arduino in comparison with traditional instrumentation

open access: yesRenewables: Wind, Water, and Solar, 2018
This paper presents a low-cost solution of virtual instrumentation to provide a new technique for real-time instrumentation of the PV panel characteristics such as voltage, current and power.
Aboubakr El Hammoumi   +4 more
doaj   +1 more source

Co-evolution of tourism and industrial sectors: the case of the Bełchatów industrial district

open access: yesEuropean Spatial Research and Policy, 2022
The goal of the study is to explore the co-evolution of the tourism and industrial sectors. This paper addresses the concept of inter-path dependency as the theoretical framework for this study.
Tomasz Napierała   +3 more
doaj   +1 more source

Sustainability in energy production [PDF]

open access: yes, 2016
The requirement of energy in different human activities is continuously increasing; from the energetic production, chiefly by thermal systems, important and worrying environmental problems are generated: there are concerns about climate change, local air
Genon, G., Viggiano, F., Panepinto, D.
core   +3 more sources

Influence of Pore Structure on Methane Adsorption in Deep Coal Reservoirs of the Linxing-Shenfu Block, Eastern Margin of the Ordos Basin

open access: yesYankuang ceshi
An inadequate understanding of the pore structure in coal reservoirs has long been a key constraint on the exploration and development of deep coalbed methane.
Jianqi CHEN   +5 more
doaj   +1 more source

Comparison between Kalman filter and incremental conductance algorithm for optimizing photovoltaic energy

open access: yesRenewables: Wind, Water, and Solar, 2017
The purpose of this paper is to present a performance comparison between two maximum power point tracking algorithms. These two algorithms are incremental conductance (INC) which is an improved version of the perturb and observe algorithm, and the second
Saad Motahhir   +4 more
doaj   +1 more source

Annual Energy Outlook

open access: yes, 1994
This report is a companion document to the Annual Energy Outlook 1994 (AEO94), (DOE/EIA-0383(94)), released in Jan. 1994. Part I of the Supplement presents the key quantitative assumptions underlying the AEO94 projections, responding to requests by ...
United States. Department of Energy. Energy Information Administration
core   +1 more source

Urban Consortium Energy Task Force Project Summaries/Abstracts [PDF]

open access: yes, 1995
Production of a series of case studies designed to analyze successful local programs in energy and environmental sustainability and to identify components that are replicable in other ...
Force, Urban Consortium Energy Task
core   +1 more source

A Review on Solar Panel Cleaning Systems and Techniques

open access: yesEnergies, 2023
This paper provides an overview of the cleaning aspects of solar panels through a literature review. We first discuss the drawbacks of unwanted deposits on solar panels in terms of energy production and efficiency.
Nouhaila Najmi, Ahmed Rachid
doaj   +1 more source

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