A review of working fluids and flow state effects on thermal performance of micro-channel oscillating heat pipe for aerospace heat dissipation

X Zhao, L Su, J Jiang, W Deng, D Zhao - Aerospace, 2023 - mdpi.com
A MCOHP (micro-channel oscillating heat pipe) can provide lightweight and efficient
temperature control capabilities for aerospace spacecraft with a high power and small size …

Experimental study on performances of flat-plate pulsating heat pipes without and with thermoelectric generators for low-grade waste heat recovery

Y Xu, Y Xue, W Cai, H Qi, Q Li - Applied Thermal Engineering, 2023 - Elsevier
Low-grade waste heat recovery has significant importance to energy saving and emission
reduction. Due to the lack of cost-effective heat recovery technology, a lot of low-grade heat …

Detailed visualization experiments on the start-up process and stable operation of double-layered pulsating heat pipes under vertical and horizontal orientations

PS Cheng, SC Wong - International Journal of Heat and Mass Transfer, 2024 - Elsevier
The thermal characteristics in a double-layered 3D-CLPHP are investigated by visualization
experiments. The results are compared with those of a single-layered CLPHP under the …

Start-up behavior of oscillating heat pipe in grinding wheel under axial-rotation conditions

N Qian, F Jiang, M Marengo, J Chen, Y Fu… - Applied Thermal …, 2023 - Elsevier
High efficiency grinding of difficult-to-machine materials can generate a good amount of heat
in a short time. If the heat is not timely transferred, the accumulation of heat will cause a high …

Pulsating heat pipes filled with acetone and water under radial rotation conditions: Heat transfer performance and semi-empirical correlation

N Qian, M Marengo, F Jiang, X Chen, Y Fu… - … Communications in Heat …, 2024 - Elsevier
A significant amount of heat can be generated during the operation of rotary machinery,
which degrades its working performance and lifetime. It has been proven that, under radial …

Review of the State of the Art for Radial Rotating Heat Pipe Technology Potentially Applicable to Gas Turbine Cooling

Z Wang, A Turan, T Craft - Thermo, 2023 - mdpi.com
Improvements in the efficiency of gas turbine engines over the decades have led to
increasing turbine inlet temperatures. This, in turn, has resulted in the need to cool the …

Detailed visualization experiments on the start-up process and stable operation of pulsating heat pipes: Effects of internal diameter

PS Cheng, SC Wong - International Journal of Heat and Fluid Flow, 2024 - Elsevier
In the present work, detailed flow characteristics in glass pulsating heat pipes (PHPs) are
pioneeringly organized into category charts based on careful visualization during the start …

[HTML][HTML] Thermal performance prediction of radial-rotating oscillating heat pipe by a novel fusion model: A case study of application in grinding

F Jiang, N Qian, M Bernagozzi, M Marengo… - Case Studies in Thermal …, 2024 - Elsevier
High temperatures in rotating machinery and machining processes necessitate effective
thermal management for improving efficiency. Radial rotating oscillating heat pipes (RR …

Applications of pulsating heat pipe (PHP) as an efficient heat transfer device: a review of recent developments

MS Kumar, S Abraham - Heat and Mass Transfer, 2024 - Springer
Abstract Pulsating Heat Pipe (PHP) is an emerging efficient heat transfer device, that
transfers heat passively through oscillating motions of liquid slugs and vapor plugs within …

Visualization experiments of radial-rotating oscillating heat pipe filled with methanol

J Wang, N Qian, Y Fu - Global Journal of Energy Technology …, 2023 - avantipublisher.com
Oscillating heat pipes (OHP) have highly efficient heat transfer capability. Some researchers
have applied OHPs to cutting tools and rotating machines by embedding tubular OHPs in …