Results 11 to 20 of about 4,151,372 (299)

Investigation and Evaluation of Primary Energy from Wind Turbines for a Nearly Zero Energy Building (nZEB)

open access: yesEnergies, 2019
In order to fulfill the European Energy Performance of Buildings Directive (EPBD) requirements regarding the reduction of energy consumption in buildings, great attention is paid to primary energy consumption.
Rokas Tamašauskas   +3 more
doaj   +1 more source

Selection of Energy Improvement Factors and Economic Analysis of Standard MDU Complexes in Korean Metropolitan Regions

open access: yesEnergies, 2022
In Korea, energy consumption within apartments in metropolitan areas accounted for more than 33% of the total energy consumption by buildings in 2020.
Ki-Won Lee, Young Il Kim
doaj   +1 more source

Assessing the level of CO2 emission in Iran via the econometric approach [PDF]

open access: yesCaspian Journal of Environmental Sciences, 2021
The main objective of this study is to investigate the production of carbon dioxide and its effective factors on CO2 emission in Iran and other parts of the world.
Kourosh Asayesh
doaj   +1 more source

The all-particle spectrum of primary cosmic rays in the wide energy range from 10^14 eV to 10^17 eV observed with the Tibet-III air-shower array [PDF]

open access: yes, 2008
We present an updated all-particle energy spectrum of primary cosmic rays in a wide range from 10^14 eV to 10^17 eV using 5.5 times 10^7 events collected in the period from 2000 November through 2004 October by the Tibet-III air-shower array located at ...
Amenomori, M.   +87 more
core   +4 more sources

An Evaluation of the Structure of Energy Consumption in Educational Buildings in Poland After Thermal Retrofitting

open access: yesSlovak Journal of Civil Engineering, 2020
The paper presents the structure and indices of the annual energy consumption in educational buildings subject to comprehensive thermal retrofitting. Seven buildings were analyzed; the energy consumption for heating and ventilation, hot water preparation,
Życzyńska Anna   +4 more
doaj   +1 more source

Technical analysis of China′s energy security situation

open access: yes电力工程技术, 2023
As an important part of the national security system, energy security is of great importance to the construction of a modern and powerful socialist country in China.
LI Jinyu   +4 more
doaj   +1 more source

Advantages of an Interdisciplinary Approach to the Sustainable Development of Two Scenarios in Bosnia and Herzegovina

open access: yesBuildings, 2019
Presently, almost all human activities (agriculture, transport, industry, construction sector, etc.) have an adverse impact on the environment. The construction sector in the EU alone accounts for a big part of the total energy consumption and emission ...
Sanela Klaric   +3 more
doaj   +1 more source

Decarbonization of Residential Building Energy Supply: Impact of Cogeneration System Performance on Energy, Environment, and Economics

open access: yesEnergies, 2021
Electrical and thermal loads of residential buildings present a unique opportunity for onsite power generation, and concomitant thermal energy generation, storage, and utilization, to decrease primary energy consumption and carbon dioxide intensity. This
Praveen K. Cheekatamarla
doaj   +1 more source

Performance Evaluation of a Fuel Cell mCHP System under Different Configurations of Hydrogen Origin and Heat Recovery

open access: yesEnergies, 2023
Motivated by the growing importance of fuel cell systems as the basis for distributed energy-generation systems, this work considers a micro-combined heat and power (mCHP) generation system based on a fuel cell integrated to satisfy the (power and ...
Pedro Gabana   +3 more
doaj   +1 more source

On Spectrum Sharing Between Energy Harvesting Cognitive Radio Users and Primary Users [PDF]

open access: yes, 2014
This paper investigates the maximum secondary throughput for a rechargeable secondary user (SU) sharing the spectrum with a primary user (PU) plugged to a reliable power supply.
Ashour, Mahmoud   +3 more
core   +1 more source

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