Zobrazeno 1 - 10
of 136
pro vyhledávání: '"Zhixun XIA"'
Publikováno v:
Applied Sciences, Vol 13, Iss 4, p 2202 (2023)
A simple and efficient flow field visualization method (based on shadow imaging) was applied in a direct-connect test to explore the influence of the momentum flux ratio and the jet angle on the formation and evolution of nitrogen jets in supersonic
Externí odkaz:
https://doaj.org/article/c97e8776dc854580802915d35a92ae34
Publikováno v:
IEEE Access, Vol 8, Pp 80020-80029 (2020)
Turbulent combustion is one of the key processes in many energy conversion systems in modern life. In order to improve combustion efficiency and suppress emission of pollutants, many efforts have been made by scholars to investigate turbulent flames.
Externí odkaz:
https://doaj.org/article/a5c6eb7399ae4798948a240870184638
Publikováno v:
Actuators, Vol 11, Iss 12, p 382 (2022)
Increasing heat flux restricts the development of the miniaturization of electronic devices. There is an urgent need for a heat dissipation method that will efficiently cool the chip. This paper presents a novel liquid cooling device based on dual sy
Externí odkaz:
https://doaj.org/article/52215ad4127f4fef8c93f71f48fbd24c
Publikováno v:
Actuators, Vol 11, Iss 8, p 205 (2022)
In order to understand the differences between dual synthetic jets (DSJs) and synthetic jets (SJs), particle image velocimetry (PIV) technology is used to capture the basic flow field characteristics of a dual synthetic jet actuator (DSJA) and a synt
Externí odkaz:
https://doaj.org/article/219794356ed2435d99cf29ed50857787
Publikováno v:
International Journal of Aerospace Engineering, Vol 2021 (2021)
In this paper, a modular solid scramjet combustor with multicavity was proposed. The influence of multicavity shape on the performance of solid scramjet was investigated by the direct-connected tests. The experiments simulated a flight Mach 5.5 at 25
Externí odkaz:
https://doaj.org/article/be76f0787b2d4d5e91a94f263d316635
Publikováno v:
Energies, Vol 14, Iss 17, p 5589 (2021)
The solid scramjet has become one of the most promising engine types. In this paper, we report the first direct-connect test of a solid scramjet with symmetrical structure, carried out using boron-based fuel-rich solid propellant as fuel. During the
Externí odkaz:
https://doaj.org/article/c3d1e650e5a9475295e46c4be2a5d798
Publikováno v:
Applied Sciences, Vol 11, Iss 4, p 1774 (2021)
In this study, a quasi-steady combustion model of an aluminum particle is established, which is more accurate to simulate the physical combustion process. Detailed gas-phase reaction mechanism and surface reaction mechanism are considered. Moreover,
Externí odkaz:
https://doaj.org/article/419212ee2af74f80bd080b63c5a5c882
Publikováno v:
Energies, Vol 12, Iss 7, p 1235 (2019)
Scramjet based on solid propellant is a good supplement for the power device of future hypersonic vehicles. A new scramjet combustor configuration using solid fuel, namely, the solid fuel rocket scramjet (SFRSCRJ) combustor is proposed. The numerical
Externí odkaz:
https://doaj.org/article/b5f529405fa64875a3992c9503add096
Publikováno v:
Energies, Vol 11, Iss 11, p 2959 (2018)
Microscopic high-speed imaging is used to experimentally measure the velocity and size of droplets of gelled RP-1 based fuels with a solid particle additive. The gels are atomized using an air atomizing nozzle. The droplet diameter and velocity at a
Externí odkaz:
https://doaj.org/article/63927a9804df48b185dc3eb6b04f60c1
Publikováno v:
Energies, Vol 9, Iss 12, p 1072 (2016)
In this paper we report a new development in the numerical model for aluminum-steam combustion. This model is based on the diffusion flame of the continuum regime and the thermal equilibrium between the particle and the flow field, which can be used
Externí odkaz:
https://doaj.org/article/dca2058159f641f8beef0c1fde338976