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Visualization study on operating performance of a dual compensation chamber loop heat pipe under acceleration condition
(2022-11-25)
In this article, a novel visual dual compensation chamber loop heat pipe (DCCLHP) under acceleration conditions was experimentally investigated. The working fluid was deionized water and the wick material was sintered ...
Experimental and numerical investigation on conjugate performance of fan and heat exchanger of helicopter oil cooling system
(2022-09-14)
In this article, a combined experimental and numerical study has been performed to investigate the operating performance of axial fan and oil cooling system. A test rig was established, and six types of plate-fin heat ...
Performance analysis of acceleration effect on paraffin melting in finned copper foam
(2022-02-05)
Phase change material (PCM) has great potential in thermal control of aircraft electronic components because of their excellent latent heat capacity. In the current work, a finned copper foam phase change energy storage ...
Numerical and experimental investigations into protection net icing at the helicopter engine inlet
(2021-11-30)
The ice shapes of the protection net at different times are firstly simulated by a 2D icing calculation, then the porous media parameters are calculated based on the 2D ice shapes. Afterwards, a three-dimensional (3D) flow ...
Temperature oscillation of a dual compensation chamber loop heat pipe under acceleration conditions
(2021-11-01)
Loop heat pipe has a wide application in the fields of airborne electronics cooling and thermal management. However, the pertinent temperature oscillation of the loop heat pipe could lead to adverse effects on the electronics. ...
Performance investigation of a loop heat pipe integrated with thermoelectric cooler under acceleration field
(2021-06-26)
This paper presents an experimental investigation on a novel dual compensation chamber loop heat pipe (DCCLHP) integrated with thermoelectric cooler (TEC) for improving the overall performance under various acceleration ...
Prediction of steady-state two-phase flow of nitrogen + extinguishant in the pipeline and a correlation for mass flow rate
(2021-04-27)
Nitrogen used for pressurization of a fire extinguisher could be partially dissolved in the fire extinguishing agent, forming a binary mixture accompanied by a phase change while flowing inside the pipeline. Notwithstanding ...
A data driven deep neural network model for predicting boiling heat transfer in helical coils under high gravity
(2021-02-01)
In this article, a deep artificial neural network (ANN) model has been proposed to predict the boiling heat transfer in helical coils under high gravity conditions, which is compared with experimental data. A test rig is ...
Prediction of the release process of the nitrogen-extinguishant binary mixture considering surface tension
(2020-07-21)
Nitrogen used for pressurization in the extinguisher can be partially dissolved in the fire extinguishing agent. Consequently, the evolution of the dissolved nitrogen has a significant effect on the release behavior of the ...
Experimental and Analytical Study of Dual Compensation Chamber Loop Heat Pipe under acceleration force assisted condition
(2020-06-01)
In this article, a combined experimental and theoretical study has been conducted to investigate the operating characteristics of a dual compensation chamber loop heat pipe (DCCLHP) with ammonia as the working fluid under ...