Results 1 to 10 of about 63,661 (256)

Gray Box Time Variant Clogging behaviour and Pressure Drop Prediction of the Air Filter in the HVAC System [PDF]

open access: yesE3S Web of Conferences, 2021
Identification and prediction of clogging behavior in heating, ventilation, and air conditioning (HVAC) filters is crucial to avoid issues such as system overheating, energy waste, lower indoor air quality, etc.
Alimohammadi Hossein   +6 more
doaj   +1 more source

Continuous automated ventilation heat recovery efficiency performance assessment using building monitoring system [PDF]

open access: yesE3S Web of Conferences, 2021
The performance of ventilation heat recovery has high impact to the total energy consumption of modern buildings and its sub-optimal performance results in a remarkable energy penalty.
Kull Tuule Mall   +5 more
doaj   +1 more source

Experimental Performance Analysis of Adsorption Modules with Sintered Aluminium Fiber Heat Exchangers and SAPO-34-Water Working Pair for Gas-Driven Heat Pumps: Influence of Evaporator Size, Temperatures, and Half Cycle Times

open access: yesEnergies, 2022
A major challenge for gas-driven adsorption heat pumps is the production of compact, efficient, and cost-effective adsorption modules. We present the experimental data of a design based on sintered aluminum fiber heat exchangers, a technology currently ...
Andreas Velte   +2 more
doaj   +1 more source

Post-Occupancy Evaluation of Indoor Environmental Quality in a nZEB sport hall in a Mediterranean climate. [PDF]

open access: yesE3S Web of Conferences, 2019
The aim of the present work is to evaluate the environmental comfort of the users of a new nZEB sport hall located in Tarragona, Spain, through a Post Occupancy Evaluation. The study is composed by two phases of measurements where the visual comfort, the
Ortiz Joana   +3 more
doaj   +1 more source

Validation of black-box performance models for a water-to-water heat pump operating under steady state and dynamic loads [PDF]

open access: yesE3S Web of Conferences, 2019
The use of simple mathematical models for describing the behaviour of heat pumps is important for assessing the energy performance of this equipment when installed in buildings.
Fuentes Elena, Salom Jaume
doaj   +1 more source

Zeolite NaY-Copper Composites Produced by Sintering Processes for Adsorption Heat Transformation—Technology, Structure and Performance

open access: yesEnergies, 2021
In adsorption heat pumps, the adsorbent is typically combined with heat conducting structures in order to ensure high power output. A new approach for the direct integration of zeolite granules into a copper structure made of short copper fibers is ...
Andreas Velte   +4 more
doaj   +1 more source

Design and Fabrication of a Fully-Integrated, Miniaturised Fluidic System for the Analysis of Enzyme Kinetics

open access: yesMicromachines, 2023
The lab-on-a-chip concept, enabled by microfluidic technology, promises the integration of multiple discrete laboratory techniques into a miniaturised system.
Andreas Tsiamis   +6 more
doaj   +1 more source

Impact of adding nitrate or increasing the lipid content of two contrasting diets on blood methaemoglobin and performance of two breeds of finishing beef steers

open access: yesAnimal, 2016
Adding nitrate to the diet or increasing the concentration of dietary lipid are effective strategies for reducing enteric methane emissions. This study investigated their effect on health and performance of finishing beef cattle. The experiment was a two×
C-A. Duthie   +6 more
doaj   +1 more source

Capability by Stacking: The Current Design Heuristic for Soft Robots

open access: yesBiomimetics, 2018
Soft robots are a new class of systems being developed and studied by robotics scientists. These systems have a diverse range of applications including sub-sea manipulation and rehabilitative robotics. In their current state of development, the prevalent
Stephen T. Mahon   +7 more
doaj   +1 more source

Distributed Application Architecture and LinkNet Topology Processor for Distribution Networks Using the Common Information Model

open access: yesIEEE Access, 2022
Ongoing decarbonization efforts and increasing penetrations of distributed energy resources (DERs) may soon disrupt current operational paradigms, requiring a shift from centralized control and optimization to hierarchical and distributed applications ...
Alexander A. Anderson   +6 more
doaj   +1 more source

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