thermal performance enhancement of tube-type
Performance Enhancement Of Rotary Air Preheater By The Use
The artificial roughening by the pins enhanced the performance of the rotary air preheater and best results have been achieved at P/e=10 Keywords: heat transfer enhancement Rotary air preheater turbulator artificial roughened surface regenerative heat transfer heat recovery system thermal experiment
Performance Enhancement of Vapor Compression Cycle
enhance the vapor compression cycle performance by 10 5 % with 13 5 % lees energy consumption These results were obtained with 0 1% mass fraction of nano-lubricant oil Keywords-component Vapor compression cycle Refrigeration Nanomaterial Experimental Nomenclature thermal A s C w C p h 1-4 h h fg I ev Ic omp I cond I cap k m w q q c q e s
Performance Enhancement of Calcium Oxide Sorbents for
Enhancing the performance of CaO/CuO based composite for CO2 capture in a combined Ca–Cu chemical looping process Chemical Engineering Journal 2013 228 75-86 DOI: 10 1016/j cej 2013 04 115 Jose Manuel Valverde A model on the CaO multicyclic conversion in the Ca-looping process
British Library EThOS: Study of thermal performance
Therefore this study presents an experimental investigation of the thermal performance enhancement of concrete GEPs modified with bio-based phase change material (PCM) impregnated concrete made up of glass aggregates (GAs) and fly ash aggregates (FAs) sourced from waste materials For the first time aggregates made up of recycled GAs and FAs
Enhancement of Heat Exchanger Performance Using
In this research work the heat transfer enhancement by using oscillatory flow of the thermal fluid between cold and hot reservoir has been analyzed both theoretically and using simulation methods The main objective of this study is to examine the
[PDF] THERMAL PERFORMANCE ENHANCEMENT OF PARAFFIN
The heat transfer enhancement of paraffin wax a cheap and widely used latent heat thermal energy storage material using nanoparticles is investigated The effects of nanoparticle volume fraction on both the melting and solidification rates of paraffin wax are analysed and compared for Al2O3 and CuO nanoparticles Present results show that dispersing nanoparticles in smaller
Review Thermal Performance Enhancement of Double Pipe
tapes are well known heat transfer enhancement devices and several correlations of heat transfer and pressure drop have been developed for different types of twisted tapes Fig 1 Methods of heat transfer enhancement The enhancement of heat transfer is obtained by developing swirl flow of the tube side fluid which gives
LOW MELTING TEMPERATURE INTERCONNECT THERMAL
To further enhance the performance an edgebond adhesive was applied and investigated to determine if it can increase the thermal cycle performance An improvement of over 140% with dot-cornerbond and 280% with full-edgebond was observed Key words: Edgebond adhesive Low melting temperature solder thermal cycling recrystallization board level
A review of performance investigation and enhancement of
A review of performance investigation and enhancement of shell and tube thermal energy storage device containing molten salt based phase change materials for medium and high temperature applications Author: Li Qi Li Chuan Du Zheng Jiang Feng Ding Yulong Source: Applied energy 2019 v 255 pp 113806 ISSN: 0306-2619 Subject:
Thermal Performance Enhancement of Adaptive Optics by
THERMAL PERFORMANCE ENHANCEMENT OF AO 265 telescopes to reach a background-limited source compared to both the MMT and the LBT It is found that in the same fourbandseventhesmaller6 5mtelescope usinganadapt-ive secondary outperforms its larger brethren using stan-dardAOsystems 2 DESCRIPTION OF THE MODELED SYSTEMS
[PDF] Performance enhancement of a solar still using
DOI: 10 2298/TSCI17S2427T Corpus ID: 54549902 Performance enhancement of a solar still using cotton regenerative medium article{Thirumalai2017PerformanceEO title={Performance enhancement of a solar still using cotton regenerative medium} author={G Thirumalai and Vellingri Thottipalayam} journal={Thermal Science} year={2017} volume={21} pages={427
Numerical Analysis of Shell
on the performance of shell-and-tube type latent thermal storage units at discharge The model was set up in MATLAB Simulink R2015b (The MathWorks Inc Natick MA USA) based on the enthalpy method and validated by a reference model designed in ANSYS Fluent 15 0 (ANSYS Inc Canonsburg PA USA)
Enhancement of Performance of Solar Parabolic Trough
An alteration in the energy source is demanded which leads us to more efficient ways in sequestering solar energy using concentrating thermal collectors This work is mainly performed to investigate and analyse the usage of selective absorption coating on the inner and outer walls of the absorber tube of a solar parabolic trough collector This paper also analyses the changes in performance
Numerical Analysis of Shell
on the performance of shell-and-tube type latent thermal storage units at discharge The model was set up in MATLAB Simulink R2015b (The MathWorks Inc Natick MA USA) based on the enthalpy method and validated by a reference model designed in ANSYS Fluent 15 0 (ANSYS Inc Canonsburg PA USA)
The Performance Enhancement of a Heat Pipe for Power
The Performance Enhancement of a Heat Pipe for Power Electronics Cooling With a Partially Applied Hybrid Wick Proceedings of the ASME 2017 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems collocated with the ASME 2017 Conference on Information Storage and Processing Systems
Performance Enhancement of Calcium Oxide Sorbents for
Enhancing the performance of CaO/CuO based composite for CO2 capture in a combined Ca–Cu chemical looping process Chemical Engineering Journal 2013 228 75-86 DOI: 10 1016/j cej 2013 04 115 Jose Manuel Valverde A model on the CaO multicyclic conversion in the Ca-looping process
Heat pipes: progress in thermal performance enhancement
May 22 2020The aim of this study is to oversee the impact of various techniques on thermal performance of heat pipes and to comprehensively cover the progress made so far in improving thermal performance Thermal performance of heat pipes has been considerably improved by applying very novel techniques proposed by different investigators Some major techniques
Thermal performance enhancement in nanofluids containing
Diamond has the highest thermal transport capacity in nature and diamond particles are often used as filler in mixtures for upgrading the performance of a matrix It is reasonable to expect that the addition of diamond nanoparticles (DNPs) would lead to thermal performance enhancement in a base fluid
Thermal performance enhancement in a wedge duct with in
Aug 05 2019The purpose of this paper is to enhance the heat transfer and thermal performance in the trailing edge region of the vane with vortex generators (VGs) This numerical study presents the enhancement of thermal performance in the trailing part of a gas turbine blade In the trailing part generally pin fins are used either in staggered or in-line
Experimental and numerical studies of thermal performance
Sep 01 2017Heat transfer performance enhancement and thermal strain restrain of tube receiver for parabolic trough solar collector by using asymmetric outward convex corrugated tube Nov 1 2016 Energy 5 54 # 1 Wang Fuqiang (HIT: Harbin Institute of Technology) H-Index: 12
Aggregation structure and thermal conductivity of
Apr 16 2004Selvaraj Jegadheeswaran Athimoolam Sundaramahalingam Sanjay D Pohekar High-conductivity nanomaterials for enhancing thermal performance of latent heat thermal energy storage systems Journal of Thermal Analysis and Calorimetry 10 1007/s10973-019-08297-3 (2019)
Thermal performance enhancement of energy storage
in case of using a multi-tube system as compared to a single tube system Pahamli et al [ 8] numerically studied thermal performance enhancement of PCM in a double pipe thermal energy storage system The flow of heat transfer fluid (HTF) takes place in the inner pipe while PCM fills the space between the inner and outer pipes
Thermal performance enhancement in tubes using helically
This article presents an investigation on heat transfer enhancement in a round tube inserted with a helically twisted tape The effects of a helically twisted tape with alternate axis (HTT-A) on heat transfer friction factor and thermal performance factor behaviours are reported for the turbulent regime HTT-A geometries are tape pitch to tube diameter P/D = 1 0 1 5 and 2 0 alternate
Thermal Conductivity of Nanoparticle
May 23 2012Thermal performance enhancement of flat-plate and evacuated tube solar collectors using nanofluid: A review International Communications in Heat and Mass Transfer Vol 76 An experimental study on viscosity of alumina-engine oil: Effects of temperature and nanoparticles concentration
Performance enhancement of fin attached ice
One of the drawbacks in latent thermal energy storage system is the slow charging and discharging time due to the low thermal conductivity of the phase change materials (PCM) This study numerically investigated the PCM melting process inside a finned tube to determine enhanced heat transfer performance The influences of fin length and fin numbers were
Performance enhancement of natural circulating storage
Annual thermal energy output (for 2 m2 collector system) was 1181 65 1354 69 and 1585 89 kWh/m 2/year at annual collector-tank system ef ficiency of 59 61 68 34 and 80 0 % respectively Maximum temperatures reached at 18:59 h was 92 3C for one extraction mode and 67 1C for two extraction mode Performance






