Jiwen Cen

ORCID: 0000-0003-4151-9100
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About
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Research Areas
  • Heat Transfer and Boiling Studies
  • Heat Transfer and Optimization
  • Geothermal Energy Systems and Applications
  • Spacecraft and Cryogenic Technologies
  • Advanced Battery Technologies Research
  • Refrigeration and Air Conditioning Technologies
  • Heat Transfer Mechanisms
  • Advanced Battery Materials and Technologies
  • Solar Thermal and Photovoltaic Systems
  • Computational Fluid Dynamics and Aerodynamics
  • TiO2 Photocatalysis and Solar Cells
  • CO2 Sequestration and Geologic Interactions
  • Fluid Dynamics and Thin Films
  • Electric and Hybrid Vehicle Technologies
  • Advancements in Battery Materials
  • Fluid Dynamics and Mixing
  • Gas Dynamics and Kinetic Theory
  • Advanced Thermodynamic Systems and Engines
  • Nanofluid Flow and Heat Transfer
  • Advanced Photocatalysis Techniques
  • Electric Vehicles and Infrastructure
  • Enhanced Oil Recovery Techniques
  • Building Energy and Comfort Optimization
  • Hydraulic Fracturing and Reservoir Analysis
  • Energy and Environmental Systems

Guangzhou Institute of Energy Conversion
2013-2024

Chinese Academy of Sciences
2005-2024

University of Science and Technology of China
2023

Advanced Energy Systems (United States)
2018-2021

Guangdong Ocean University
2009

The world-longest SLGHP (4149 m long) and the world's first output vapor-driven power generator are developed for exploitation of geothermal energy.

10.1039/d4ee01235f article EN cc-by-nc Energy & Environmental Science 2024-01-01

10.1016/j.ijrefrig.2012.07.001 article EN International Journal of Refrigeration 2012-08-22

Effective and timely heat removal from high-power light-emitting diodes (LEDs) is crucial to their performance lifetime. The strategy of using a screen mesh wick pipe with SiO2 nanofluid as the working fluid for LED dissipation comprehensively evaluated. An experimental system set up study transfer pipe. obtained results give optimal conditions/parameters pipe: 60% charging ratio, 30° incline angle, 1wt% concentration nanofluid. Compared secondary distilled water fluid, thermal resistance...

10.1080/01457632.2015.1080519 article EN Heat Transfer Engineering 2015-08-12

The installation and operation of enhanced geothermal systems (EGS) involves many challenges. These challenges include the high cost risk associated with investment capital, potential large working-fluid leakage, corrosion equipment, subsiding land. A super-long heat pipe can be used for exploitation to avoid these problems. In this paper, a aspect-ratio (30 m long, 17 mm in inner diameter) is installed vertically. Experiments are then carried out study its heat-transfer performance...

10.3390/su132212481 article EN Sustainability 2021-11-12

AbstractModern electronics require better thermal management technologies to ensure long lifetime stability and reliable working. Aiming evaluate the feasibility for a loop heat pipe being used dissipation of electronics, stainless-steel/water is design an experimental system study its transfer performance set up. Experimental results show that at optimal load with aligned perpendicularly horizontal plane, resistance lowered be ∼0.27 K/W. The also shows good startup characteristics can...

10.1080/08916152.2013.797942 article EN Experimental Heat Transfer 2013-10-03

The ultra-long gravity heat pipe has a long transfer distance and narrow working fluid flow channel within its tube. Due to these unique design features, the vapor–liquid counter-flow characteristics of pipes are more complex than those found in conventional-size pipes. This paper innovatively proposes segmented visualization window structure an pipe, which successfully overcomes challenge visualizing internal during operations. A experimental platform, measuring 40 m height with inner...

10.3390/en16124709 article EN cc-by Energies 2023-06-14

Abstract Design of finned‐tube heat exchangers or coils, and in particular their refrigerant circuits, depends primarily on experimental data the associated development cost is general rather high. Taking into consideration high number possible input each circuit a design computational tool would be very time‐consuming operation. In present work, we model to automatically generate circuits for based recursive algorithm. The assumes that tube only connected those are its neighbourhood. this...

10.1002/cjce.23150 article EN The Canadian Journal of Chemical Engineering 2018-01-29

It is important for the safety and good performance of a Li-ion battery module/pack to have an efficient thermal management system. In this paper, system with two-phase refrigerant circulated by pump was developed. A module consisting 240 18650-type batteries fabricated based on finned-tube heat-exchanger structure. This structural design offers potential reduce weight The cooling experimentally studied under different charge/discharge C-rates circulation operation frequencies. results...

10.3390/en14238094 article EN cc-by Energies 2021-12-03
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