Results 31 to 40 of about 11,334,328 (240)

A review of solar collectors and thermal energy storage in solar thermal applications [PDF]

open access: yes, 2013
Thermal applications are drawing increasing attention in the solar energy research field, due to their high performance in energy storage density and energy conversion efficiency. In these applications, solar collectors and thermal energy storage systems
Zhao, Changying   +3 more
core   +1 more source

Review of ventilation strategies to reduce the risk of disease transmission in high occupancy buildings

open access: yesInternational Journal of Thermofluids, 2020
An unforeseen pandemic is facing the world caused by a corona virus known as SARS-CoV-2. Numerous measures are being put in place to try and reduce the spread of this deadly disease, with the most effective response to the outbreak being mass quarantines,
Tom Lipinski   +3 more
doaj   +1 more source

Analysing Efficiency and Reliability of High Speed Drive Inverters Using Wide Band Gap Power Devices

open access: yesMachines, 2021
Within the project ‘ARIEL’ an electrical turbo compressor unit for fuel cell applications is deeply investigated. The necessary drive inverter is especially designed for high fundamental frequency and high switching frequency to cope with the ...
Niklas Langmaack   +3 more
doaj   +1 more source

Perspective: the gist of public tender for service design [PDF]

open access: yes, 2018
Governments around the world are increasingly formalising design as an innovative approach to renew public services. In this development, the capabilities of external service design consultancies often play an important part, which calls for new insights
Person, Oscar   +3 more
core   +1 more source

Pile heat exchangers: thermal behaviour and interactions [PDF]

open access: yes, 2013
Thermal piles – that is structural foundation piles also used as heat exchangers as part of a ground energy system – are increasingly being adopted for their contribution to more sustainable energy strategies for new buildings.
Loveridge, F.A.   +3 more
core   +1 more source

Challenges in thermal design of industrial single-phase power inverter [PDF]

open access: yesZbornik Radova: Elektrotehnički Institut "Nikola Tesla", 2016
This paper presents the influence of thermal aspects in design process of an industrial single-phase inverter, choice of its topology and components. Stringent design inputs like very high overload level, demand for natural cooling and very wide input ...
Ninković Predrag   +3 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

TEFC Induction Motors Thermal Models: A parameter Sensitivity Analysis [PDF]

open access: yes, 2005
With the increasing pressures on electric motor manufacturers to develop smaller and more efficient electric motors, there is a trend to carry out more thermal analysis in parallel with the traditional electromagnetic design.
D. A. STATON   +3 more
core   +1 more source

Digital Tools for Collaborative Design Processes

open access: yes, 2021
Diverse practices of collaboration in design, research, teaching, or academia increasingly rely on digital online tools to facilitate processes of working and creating together. But a lot of the available digital platforms are not necessarily designed
Ibach, Merle, Greiner-Petter, Moritz
core   +1 more source

Thermal performance enhancement in a solar air heater fitted with flapped V-baffles: Numerical study

open access: yesCase Studies in Thermal Engineering
Considering solar energy equipment, a solar air heater is an engineering equipment that is widely used today. To get the most benefit from energy use, thermal performance enhancement of the equipment is very important.
Chinnapat Turakarn   +2 more
doaj   +1 more source

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