Results 1 to 10 of about 30,729 (244)

Experimental determination of time lag and decrement factor

open access: yesCase Studies in Construction Materials, 2019
Buildings consume about 40% of the primary energy in the world. This means that buildings are responsible for the majority of greenhouse gas emissions. It’s time to reduce this energy consumption to limit the environmental impact of buildings. The use of
Pape Moussa Toure   +5 more
doaj   +2 more sources

Integrated spherical phase change modules in concrete roofs enhance thermal performance in hot climates [PDF]

open access: yesScientific Reports
Rising energy demand for building cooling exacerbates the environmental challenges associated with energy consumption. Incorporating phase change materials (PCMs) into building envelopes, particularly sun‑exposed roofs, can substantially reduce energy ...
Abdin Bedada Huluka, S. Muthulingam
doaj   +2 more sources

Net effects of correlated determinants of health among U.S. older adults [PDF]

open access: yesBMC Geriatrics
Background The health effect produced by a contributing factor alone may be different from the effect when other interacting factors are present. The effects of a set of contributors, estimated by regression coefficients, may be invalid or inappropriate ...
Haomiao Jia, Erica I. Lubetkin
doaj   +2 more sources

Thermal insulation and mechanical performance of sustainable rammed earth walls incorporating construction and demolition waste and calcium oxide [PDF]

open access: yesScientific Reports
The construction industry must reduce its environmental footprint and use sustainable materials with low energy and carbon emissions. Conventional masonry and concrete are reliable, durable, and widely used construction materials, but they use up natural
Waleed Fouad   +3 more
doaj   +2 more sources

Accumulative Pension Schemes with Various Decrement Factors [PDF]

open access: yesMathematics, 2020
We consider accumulative defined contribution pension schemes with a lump sum payment on retirement. These schemes differ in relation to inheritance and provide various decrement factors. For each scheme, we construct the balance equation and obtain an expression for calculation of gross premium.
Mohammed S. Al-Nator, Sofya V. Al-Nator
openaire   +2 more sources

Optimal Solution for an Energy Efficient Construction of a Ventilated Façade Obtained by a Genetic Algorithm

open access: yesEnergies, 2021
To design a residential or commercial building with high energy performance that would be economical at the same time, an analysis was performed that relates these two aspects of the problem.
Saša M. Kalinović   +5 more
doaj   +1 more source

Thermal Performance of Structural Lightweight Concrete Composites for Potential Energy Saving

open access: yesCrystals, 2021
Residential consumption dominates the energy expenditure of heating and cooling systems, especially in tropical climates where building envelopes play an important role in energy efficiency.
Yeong Huei Lee   +7 more
doaj   +1 more source

Experimental Investigation of The Optimal Location of PCM Capsules in a Hollow Brick Wall [PDF]

open access: yesEngineering and Technology Journal, 2021
In this paper, an experimental investigation of the integration of PCM capsules as insulation material into the outer or inner rows of hollow brick to find out the optimum location of the PCM capsules that give the best thermal performance of a wall.
Hayder Abbas, Jalal Jalil, Sabah Ahmed
doaj   +1 more source

Evaluating the time lag and decrement factor of mortar and concrete containing OPBC as an agricultural by-product lightweight aggregate

open access: yesCase Studies in Thermal Engineering, 2023
Replace the normal weight aggregate with wastes or by-products materials is an appropriate method for producing a sustainable cement-based material. The replacement helps to have an energy-efficient component that reduces environmental impact.
Iman Asadi   +7 more
doaj   +1 more source

Experimental assessment for the thermal performance of scrap tire blocks as external wall insulators

open access: yesEngineering Reports, 2022
In this article, the advantage of reusing scrap tires in scrap rubber block (SRB) to improve thermal insulation in buildings was examined experimentally.
Alaa Liaq Hashem, Husam Jasim Farhood
doaj   +1 more source

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