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Sodium/GH4099 Heat Pipes for Space Reactor Cooling

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (5)

High temperature heat pipes were proposed for space reactor cooling because of their thermal efficiency, inherent safety, and self-actuating operation......

Numerical Simulations of Arm-locking for Taiji Space Gravitational Waves Detection

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (3)

The laser frequency stabilization is one of the most important key technologies for the interferometer measurement system of space gravitational waves......

Experimental Study of Enhanced Boiling Heat Transfer with Suction

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (3)

In this paper, the tested chip was directly immersed in subcooled (Delta T-sub = 3 K) FC-72 for boiling heat transfer, and an experimental apparatus w......

Modeling and Micro-vibration Control of Flexible Cable for Disturbance-Free Payload Spacecraft

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (4)

Disturbance-Free Payload (DFP) spacecraft is a novel spacecraft architecture consisting of the support module(SM) and the payload module(PM), which ca......

Shape-Supervised Super-Resolution Convolutional Neural Network for Melt Droplet Images

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (4)

The containerless method is generally used to study the intrinsic properties of materials, especially the thermophysical properties of melt droplets. ......

Oscillation Characteristics of Single Droplet Impacting Vertically on Smooth Surfaces Using Volume of Fluid Method

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (5)

The oscillation characteristics of a single droplet after normal collision with smooth surfaces are numerically investigated by using volume of fluid ......

Thermal Comfort Under Weightlessness Exposure: A Discriminant Analysis

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (4)

Astronauts under weightlessness or microgravity would have differences in thermal comfort due to several adaptive physiological changes caused by the ......

Heat Transfer and Thermocapillary Flow of a Double-Emulsion Droplet Heated Using an Infrared Laser by the Photothermal Effect: a Numerical Study

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (4)

Using a laser to heat microfluid has the advantages of non-contact local operation, high accuracy, and good adjustability. In this study, a focused in......

An Improved Lattice Boltzmann Model for Convection Melting in the Existence of an Inhomogeneous Magnetic Field

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (4)

An improved single-relaxation-time lattice Boltzmann model of the melting with natural convection in a cavity submitted to an inhomogeneous magnetic f......

Effect of Substrate Microstructure on Thermocapillary Flow and Heat Transfer of Nanofluid Droplet on Heated Wall

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (3)

In order to reveal the effect of substrate microstructure on heat transfer of nanofluid droplet evaporation, the thermocapillary flow characteristics ......

Thermocapillary Convection Flow and Heat Transfer Characteristics of Graphene Nanoplatelet Based Nanofluid Under Microgravity

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (3)

In view of the high thermal conductivity of graphene, adding graphene to silicone oil to form nanofluids is expected to enhance thermocapillary convec......

Molecular Dynamics Simulation on Collision Frictional Properties of a Molybdenum Disulfide (MoS2) Film in Microgravity Environment

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (4)

In this paper, a collision friction model for a double-layer MoS2 film is proposed considering the microgravity induced collision in space environment......

Tsinghua University Freefall Facility (TUFF): A 2.2 Second Drop Tunnel for Microgravity Research

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (2)

Ground-based freefall facilities are to create microgravity environment on earth for studying the space-related or fundamental sciences, which have be......

Lattice Boltzmann Study on Influence of Gravitational Acceleration on Pool Nucleate Boiling Heat Transfer

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (2)

Under both normal gravity and microgravity conditions, pool boiling is an efficient mode of heat transfer which has been widely applied in practice. S......

Thermal Performance of an Axially Grooved Heat Pipe Subjected to Multiple Heating Sources

期刊: MICROGRAVITY SCIENCE AND TECHNOLOGY, 2021; 33 (1)

An experiment of axial temperature test for a heat pipe subjected to discrete heating sources is performed for deep understanding of the thermal chara......

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