Zobrazeno 1 - 10
of 879
pro vyhledávání: '"Bengt Sundén"'
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 3989-4004 (2023)
In order to improve the characteristics of uneven melting in the melting process of the horizontal latent heat energy storage system, the triplex-tube latent heat energy storage unit is taken as the research object, and the flip mechanism is applied
Externí odkaz:
https://doaj.org/article/073ca9c61ef74915a168ed3e9b57eb09
Publikováno v:
Propulsion and Power Research, Vol 12, Iss 2, Pp 227-237 (2023)
In this paper, plasma actuators are arranged asymmetrically downstream the wall to improve film cooling performance. Effects of blowing ratio, hole configuration and applied voltage on flow characteristics and film cooling effectiveness were investig
Externí odkaz:
https://doaj.org/article/c5663ec5ea9847339d0ec45dbe771b52
Publikováno v:
Heliyon, Vol 9, Iss 10, Pp e21012- (2023)
The energy usage of parallel chillers systems accounts for 25–40 % of the total energy cost of a building. In light of global warming concerns and the need for energy conservation, it is essential to distribute the load of the parallel chillers sys
Externí odkaz:
https://doaj.org/article/c13dc2505ee5459d8f691adc4d8a7eb2
Publikováno v:
Case Studies in Thermal Engineering, Vol 44, Iss , Pp 102815- (2023)
This study is based on heat transfer and a two-dimensional MHD Walters’ liquid B flow containing copper nanoparticles driven by a stretching sheet in a porous medium. Mass transpiration and thermal radiation effects are considered. The set of parti
Externí odkaz:
https://doaj.org/article/c2b5c3b7068047798de2a20295ee0eed
Publikováno v:
Energies, Vol 16, Iss 19, p 6915 (2023)
Solar energy is a sustainable source that can be effectively utilized to address winter heating challenges in buildings. To ensure the efficient application of solar energy for heating purposes and to maintain reliable performance of the heating syst
Externí odkaz:
https://doaj.org/article/bd36db43c3e24a718462cc9b98246ef2
Publikováno v:
Frontiers in Energy Research, Vol 10 (2022)
Addition of nanoparticles into a fluid can improve the heat transfer performance of the base fluid in heat exchangers. In this work, the preparation method and process of nanofluids are introduced, and thermal properties of nanofluids, such as therma
Externí odkaz:
https://doaj.org/article/5f76a4718faf41d98081c3b92dad436e
Publikováno v:
Fluids, Vol 5, Iss 4, p 174 (2020)
In this paper, pure paraffin was mixed with CuO (high thermal conductivity) and Span-80 (as a dispersant). The CuO/paraffin nanocomposite phase-change materials (PCMs) were synthesized with mass fractions of 0.3%, 0.6%, and 1.2%, by a two-step method
Externí odkaz:
https://doaj.org/article/7fe20bf3d1dc4902ab6bcab3ad7c972e
Publikováno v:
Propulsion and Power Research, Vol 4, Iss 1, Pp 9-22 (2015)
An experimental investigation of the tip flow characteristics between a gas turbine blade tip and the shroud was conducted by a pressure-test system and a particle image velocimetry (PIV) system. A three-times scaled profile of the GE-E3 blade with f
Externí odkaz:
https://doaj.org/article/2d1aeb15ba8647f6be38bddb9dc48a78
Publikováno v:
Journal of Civil Engineering and Management, Vol 17, Iss 1 (2011)
A dynamic performance of district heating systems was analysed with an emphasis on temperature profile distortion throughout a heating system network. Therefore, a modelling approach (the so-called node method) developed at the Technical University o
Externí odkaz:
https://doaj.org/article/e57c67ce37164096ba35721dcaec0651
Publikováno v:
In Chemical Engineering Science 23 November 2019 208