Results 1 to 10 of about 871,066 (205)

Energia

open access: yesBrasil em números, 2023
Vengono trattati i fondamenti generali di energetica e i principi di funzionamento e gli schemi di realizzazione degli impianti non convenzionali, (nucleari a fissione e a fusione), e da fonti rinnovabili, (solare, idraulico, eolico, biomasse, geotermico), per la produzione di energia e i sistemi avanzati di conversione energetica, (celle a ...
André Frossard Pereira de Lucena   +2 more
  +6 more sources

The application of the EN ISO 52016 standard and its Italian National Annex to assess the heating and cooling needs of a reference office building [PDF]

open access: yesE3S Web of Conferences, 2021
The EN ISO 52016-1 standard presents a new simplified dynamic calculation procedure, whose aim is to provide an accurate energy performance assessment without excessively increasing the number of data required.
Bianco Mauthe Degerfeld Franz   +3 more
doaj   +1 more source

Sensitivity Analysis of the Thermal Energy Need of a Residential Building Assessed by means of the EN ISO 52016 Simplified Dynamic Method [PDF]

open access: yesE3S Web of Conferences, 2020
The EN ISO 52016-1:2018 technical standard has introduced a new simplified dynamic method for the calculation of the building energy need for heating and cooling.
Bianco Mauthe Degerfeld Franz   +4 more
doaj   +1 more source

Towards compact laser-driven accelerators: exploring the potential of advanced double-layer targets

open access: yesEPJ Techniques and Instrumentation, 2023
The interest in compact, cost-effective, and versatile accelerators is increasing for many applications of great societal relevance, ranging from nuclear medicine to agriculture, pollution control, and cultural heritage conservation.
Alessandro Maffini   +11 more
doaj   +1 more source

Slow pyrolysis of cork granules under nitrogen atmosphere: by-products characterization and their potential valorization [PDF]

open access: yesBiofuel Research Journal, 2022
Cork granules (Quercus suber L.) were slowly pyrolyzed at temperatures between 400-700 °C and under N2 flow. While preserving its structure, some cells of the cork biochar became interconnected, allowing such carbon residue to be used as templates for ...
Paula Costa   +5 more
doaj   +1 more source

Reversible Solid Oxide Cell (ReSOC) as flexible polygeneration plant integrated with CO2 capture and reuse [PDF]

open access: yesE3S Web of Conferences, 2019
This work presents the concept of a Reversible Solid Oxide Cell (ReSOC) system localized in an urban residential district. The system is operated as a polygeneration plant that acts as interface between the electricity grid and the local micro-grid of ...
Buffo Giulio   +3 more
doaj   +1 more source

Obras subterrâneas nos aproveitamentos hidroelétricos em Portugal

open access: yesGeotecnia, 2021
As obras subterrâneas encontram-se associadas aos aproveitamentos hidroelétricos nos seus elementos principais: na barragem, contribuindo na satisfação das exigências de comportamento estrutural e hidráulico-operacional, e na central e circuito ...
Celso Lima   +4 more
doaj   +1 more source

Energia

open access: yesRevista de Ciência Elementar, 2014
Forma part de la col·lecció: Recull de ...
Àrea d'Hàbitat Urbà   +1 more
openaire   +3 more sources

Influence of different acid etchings on the superficial characteristics of Ti sandblasted with Al2O3 [PDF]

open access: yesMaterials Research, 2013
Some implant manufactures use Al2O3 instead TiO2 powder to sandblast the machined dental implant, because Al2O3 powder is commercially more easily available and is cheaper than TiO2 powder.
Bruno Ramos Chrcanovic   +2 more
doaj   +1 more source

A fuzzy method for the usability evaluation of nuclear medical equipment

open access: yesBrazilian Journal of Radiation Sciences, 2021
To avoid errors when handling nuclear medical equipment, it is important to develop products with a high degree of usability. This can be achieved by performing usability evaluations in the product development process to detect and mitigate potential ...
Cláudio Henrique dos Santos Grecco   +4 more
doaj   +1 more source

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