Zobrazeno 1 - 10
of 118
pro vyhledávání: '"Bengt Sunden"'
Publikováno v:
Case Studies in Thermal Engineering, Vol 60, Iss , Pp 104802- (2024)
A fractal structure featuring symmetric/asymmetric airfoil fins is embedded within the smooth channels of the printed circuit heat exchanger (PCHE), significantly enhancing its heat transfer performance. In this study, a horizontally installed two-la
Externí odkaz:
https://doaj.org/article/8413a2aed1bd414d935dd1fa387ae290
Publikováno v:
Case Studies in Thermal Engineering, Vol 60, Iss , Pp 104704- (2024)
Supercritical CO2 (SCO2) is regarded as a promising supplementary coolant for traditional regenerative cooling at extremely high flight speed (Ma ≥8) due to its superior heat and mass transfer capability. Using sCO2 as the coolant, mini-ribs is int
Externí odkaz:
https://doaj.org/article/24d487163d5f4479a414077728ec4067
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract The exclusive behaviour of nanofluid has been actively emphasized due to the determination of improved thermal efficiency. Hence, the aim of this study is to highlight the laminar boundary layer axisymmetric stagnation point flow of Casson n
Externí odkaz:
https://doaj.org/article/367912e87da34ec59dbedf14c544c936
Publikováno v:
Case Studies in Thermal Engineering, Vol 57, Iss , Pp 104345- (2024)
Confined array jet boiling can achieve high heat flux in a compact space and its flow resistance characteristics are critical to the design of cooling systems. The boiling images of distributed confined jet of HFE-7100 is recorded by a high-speed cam
Externí odkaz:
https://doaj.org/article/7702384ff9384823bba9d45ea4108ec6
Publikováno v:
Energies, Vol 15, Iss 14, p 5095 (2022)
In this work, a discontinuous airfoil fin printed circuit heat exchanger (PCHE) was used as a recuperator in a micro gas turbine system. The effects of the airfoil fin geometry parameters (arc height, maximum arc height position, and airfoil thicknes
Externí odkaz:
https://doaj.org/article/93d5918238a54d77980ad2c8cf29e831
Publikováno v:
Energies, Vol 15, Iss 9, p 3356 (2022)
The auto-ignition caused by oblique shocks was investigated experimentally in a supersonic flow regime, with the incoming flow at a Mach number of 2.5. The transient characteristics of the auto-ignition caused by shock evolvements were recorded with
Externí odkaz:
https://doaj.org/article/ee8e1fad8c564ca3bdfb4c6f586c40da
Publikováno v:
Chemical Engineering Transactions, Vol 76 (2019)
Gravity flowing beds of particles are widely found in chemical engineering industries, where the particle flow and heat transfer inside are very important for high efficiency and safe operations in the relevant facilities. In the present study, the p
Externí odkaz:
https://doaj.org/article/7bb0323bfd744e1c89f9824b7b6d6117
Publikováno v:
Energies, Vol 13, Iss 8, p 1961 (2020)
In the present paper, the heat transfer of gravity-driven dense particle flow around five different shapes of tubes is numerically studied using discrete element method (DEM). The velocity vector, particle contact number, particle contact time and he
Externí odkaz:
https://doaj.org/article/b3acc7ab68364edd9f1353764e197d88
Publikováno v:
Energies, Vol 12, Iss 3, p 410 (2019)
Oxy-fuel combustion is one of the proposed technologies with the potential to achieve zero CO2 emission. La1−xCaxCo1−yFeyO3−δ (LCCF) perovskites are promising materials with high selectively for oxygen. In this study, the oxygen non-stoichiome
Externí odkaz:
https://doaj.org/article/4ac313bcb37d499f8db9011bc982f8a1
Publikováno v:
Computation, Vol 6, Iss 3, p 44 (2018)
When liquids flow through a throttling element, the velocity increases and the pressure decreases. At this point, if the pressure is below the saturated vapor pressure of this liquid, the liquid will vaporize into small bubbles, causing hydraulic cav
Externí odkaz:
https://doaj.org/article/f36220b1e2fb43ecae644f8ef0a5b57b