Results 31 to 40 of about 89,592 (288)

A Model for Selecting the Most Cost-Effective Pressure Control Device for More Sustainable Water Supply Networks [PDF]

open access: yes, 2019
Pressure Reducing Valves (PRV) have been widely used as a device to control pressure at nodes in water distribution networks and thus reduce leakages. However, an energy dissipation takes place during PRV operation.
Fernández García, I.   +2 more
core   +1 more source

Analysis of Energy Use and Energy Savings: A Case Study of a Condiment Industry in India

open access: yesEnergies, 2021
Electric motors and boilers lead the industrial components which consume the largest portion of energy in an industry. This study explores the energy audit data of the condiment industry in India.
Khan Rahmat Ullah   +4 more
doaj   +1 more source

Analysis Of Energy Consumption In Renovated Buildings And Simulation Of The Payback Period

open access: yesMokslas: Lietuvos Ateitis, 2013
The renovation of old buildings is essential for the efficient useof energy. Improvement in the thermal characteristics of thebuilding envelope makes a significant effect on energy savings.For assessing the real impact on buildings, energy efficiencyof ...
Audrius Ruzgys   +2 more
doaj   +1 more source

Analisis Payback Period pada Usaha Pembesaran Udang Maju Bersama

open access: yesJurnal Administrasi Bisnis, 2022
Tujuan didirikan sebuah perusahaan yaitu untuk mendapatkan keuntungan yang sebanyak-banyaknya. Selain keuntungan, didalam suatu usaha juga penting dilakukan perhitungan berapa lama waktu yang dibutuhkan agar modal yang dikeluarkan bisa Kembali. Untuk dapat menghitung berapa lama waktu yang dibutuhkan agar modal kembali adalah dengan Analisa Payback ...
Santi Rusmayanti Santi   +3 more
openaire   +1 more source

Analisa Kelayakan Finansial Pengembangan Cold Storage Plant di Pelabuhan Perikanan Lampulo Baru Banda Aceh

open access: yesJurnal Teknologi dan Industri Pertanian Indonesia, 2014
The research aims to analyze financial feasibility of cold storage development in Lampulo Baru Fish Port Banda Aceh in accordance with discounted investment ctiteria; Net Present Value (NPV), Net Benefit Cost Ratio (NBCR), Gross Benefit Cost Ratio (GBCR)
Juanda Juanda, Martunis Martunis
doaj   +1 more source

Trombe walls with nanoporous aerogel insulation applied to UK housing refurbishments [PDF]

open access: yes, 2014
There is an opportunity to improve the efficiency of passive Trombe walls and active solar air collectors by replacing their conventional glass covers with lightweight polycarbonate panels filled with nanoporous aerogel insulation.
Ashby M.   +13 more
core   +2 more sources

Factors Driving Battery and Solar Purchase Decision of Residents: a Behavioural Choice Experiment Using a Hybrid Discrete Choice and Latent Variable Model

open access: yesAdvanced Sustainable Systems, EarlyView.
This article explores what drives households to adopt solar PV and battery systems in South East Queensland. Using hybrid discrete choice experiments, it reveals distinct adopter profiles and highlights cost, system size, and energy independence as key motivators.
Mohammad Alipour   +3 more
wiley   +1 more source

Comparative Evaluation of Cool Roofs and Photovoltaic Roofs in Sustainable Buildings Within the Scope of the 3-E Static Payback Period Framework

open access: yesBuildings
Building envelopes play a pivotal role in influencing building energy consumption. Among its components, the roof, as a critical element, directly absorbs solar radiation and serves as a primary medium for external heat exchange.
Shanguo Zhao, Xiaosong Zhang, Xing Jin
doaj   +1 more source

Predicted and in situ performance of a solar air collector incorporating a translucent granular aerogel cover [PDF]

open access: yes, 2012
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2012 ElsevierThere is an opportunity to improve the efficiency of flat plate solar air collectors by replacing their ...
Athienitis   +44 more
core   +1 more source

Performance Investigation of Eco‐Friendly Refrigerant Mixtures as an Alternative to R134a in Vapour‐Compression Refrigeration System

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The growing impacts of climate change and energy scarcity demand environmentally sustainable refrigeration solutions. This study investigates eco‐friendly refrigerants (R152a, R290 and R600a) and their optimized ternary mixture as alternatives to R134a. Four blend compositions were analysed using experimental testing and REFPROP 10.0 modelling
M. Periyasamy, P. Senthilkumar
wiley   +1 more source

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