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thermodynamics (29) 29
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engineering, mechanical (21) 21
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pressure-drop (19) 19
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International Journal of Heat and Mass Transfer, ISSN 0017-9310, 02/2020, Volume 148, p. 119062
•An experimental study on condensation of R-600a is performed.•Installing coiled wires in pipes induces considerable pressure losses.•Annular, intermittent and... 
Coiled wire | Correlation | Flow pattern | Pressure drop | Condensation | R-600a | FRICTION | 2-PHASE FLOW | SMOOTH TUBES | ENGINEERING, MECHANICAL | TRANSFER AUGMENTATION | MECHANICS | THERMODYNAMICS | FORCED CONVECTIVE EVAPORATION | BOILING HEAT-TRANSFER | Coils | Performance evaluation | Forced convection | Performance assessment | Impact tests | Fluxes | Wire | Diameters | Tubes | Inserts | Flow mapping | Pressure loss | Pipes
Journal Article
Applied Thermal Engineering, ISSN 1359-4311, 08/2019, Volume 159, p. 113889
In this experimental research, condensation heat transfer enhancement of R-600a as a consequence of used spring inserts inside a horizontal condenser is... 
Coiled wire | Flow regime | Condensation | R-600a | Heat transfer | R600A | AUGMENTATION | ENERGY & FUELS | HYDROCARBON REFRIGERANTS | FORCED-CONVECTION CONDENSATION | TRANSFER MODEL | ENGINEERING, MECHANICAL | EVAPORATION | MECHANICS | THERMODYNAMICS | HORIZONTAL SMOOTH | PRESSURE-DROP CHARACTERISTICS | Coils | Condenser tubes | Inserts | Condensers | Wire | Wall thickness | Pipes | Heat transfer coefficients
Journal Article
JOURNAL OF ENHANCED HEAT TRANSFER, ISSN 1065-5131, 2019, Volume 26, Issue 5, pp. 513 - 534
The increase in cost of energy and material has resulted in increased research for producing more efficient heat exchanging equipment. In this present work,... 
TRANSFER ENHANCEMENT | ENGINEERING, MECHANICAL | PRESSURE-DROP | LAMINAR-FLOW | THERMODYNAMICS | TWISTED TAPE | ROUND TUBE | heat transfer coefficient | overall enhancement efficiency | FLUID FRICTION | coiled wire | friction factor | augmentation ratio
Journal Article
JOURNAL OF THERMAL SCIENCE, ISSN 1003-2169, 10/2018, Volume 27, Issue 5, pp. 440 - 448
The paper presents new criteria for calculation of heat transfer coefficients and flow resistance during boiling inside vertical tubes with spring inserts,... 
2-PHASE FLOW | FORCED-CONVECTION | flow resistance | spring inserts | COILED-WIRE INSERTS | ENGINEERING, MECHANICAL | PRESSURE-DROP | THERMODYNAMICS | boiling | optimization | CONDENSATION | HORIZONTAL TUBES | heat transfer
Journal Article
Journal of Zhejiang University-SCIENCE A, ISSN 1673-565X, 9/2018, Volume 19, Issue 9, pp. 676 - 690
Journal Article
Applied Thermal Engineering, ISSN 1359-4311, 06/2018, Volume 137, pp. 487 - 493
•A combined thermal control approach for preventing serious aerodynamic heating is proposed.•The thermal control effect of the proposed method is simulated and... 
Local super high heat flux | Combined thermal control approach | Hypersonic | SYSTEM | TUBE | HEAT-TRANSFER ENHANCEMENT | ENERGY & FUELS | COILED-WIRE INSERTS | FLOW | ENGINEERING, MECHANICAL | PRESSURE-DROP | MECHANICS | THERMODYNAMICS
Journal Article
Tikrit Journal of Engineering Sciences, ISSN 1813-162X, 06/2018, Volume 25, Issue 2, pp. 74 - 79
An experimental work on heat transfer enhancement in a shell and tube heat exchanger by insertion of helical coiled wires into the tube bundle was conducted.... 
effectiveness | Helical coiled wires | pitch size | number of transfer units | heat transfer coefficient
Journal Article
Applied Thermal Engineering, ISSN 1359-4311, 02/2018, Volume 131, pp. 686 - 695
•A study was undertaken on thermo-hydraulic performance in a tube with coiled wire.•The wire inserts were coiled with a special method.•Triangle position... 
Heat transfer enhancement | Coiled wire inserts | Heat transfer | WALL | ENERGY & FUELS | PERFORMANCE | LAMINAR | FLOW | ENGINEERING, MECHANICAL | PRESSURE-DROP | MECHANICS | TWISTED-TAPES | THERMODYNAMICS | ROUND TUBE | OBSTACLE
Journal Article
Applied Thermal Engineering, ISSN 1359-4311, 01/2018, Volume 128, pp. 1 - 9
•We investigate the effect of new different tube inserts on the evaporator of absorption chiller.•Four types of tube inserts including of S, GS, TW and BT were... 
Evaporator | Enhancement heat transfer | Tube inserts | Absorption chiller | FRICTION | AUGMENTATION | TAPE INSERTS | ENERGY & FUELS | PERFORMANCE | ENGINEERING, MECHANICAL | PRESSURE-DROP | NANOFLUIDS | COOLING SYSTEM | MECHANICS | THERMODYNAMICS | TURBULENT-FLOW | HORIZONTAL TUBES | COILED WIRE INSERTS | Turbulence
Journal Article
Applied Thermal Engineering, ISSN 1359-4311, 01/2018, Volume 128, pp. 898 - 910
•The influence of coiled wire inserts on various parameters of a double pipe heat-exchanger is studied.•The latter parameters are the Nusselt number, friction... 
Double pipe heat exchanger | Friction factor | Coiled wire insert | Heat transfer | Computational fluid dynamics (CFD) | TUBE | TRANSFER ENHANCEMENT | COIL INSERTS | ENERGY & FUELS | PERFORMANCE EVALUATION | ENGINEERING, MECHANICAL | LAMINAR-FLOW | TRANSFER AUGMENTATION | MECHANICS | THERMODYNAMICS | TEMPERATURE | Numerical analysis | Fluid dynamics | Refining | Heating | Equipment and supplies | Methods | Petroleum
Journal Article
Renewable and Sustainable Energy Reviews, ISSN 1364-0321, 01/2018, Volume 81, pp. 813 - 839
Journal Article
Energy, ISSN 0360-5442, 11/2017, Volume 139, pp. 65 - 75
This experimental study addresses the entropy generation in a circular tube with coiled-wire inserts. The wire inserts were manufactured with an equilateral... 
Coiled wire inserts | Heat transfer | Entropy generation | NATURAL-CONVECTION | HEAT-TRANSFER ENHANCEMENT | ENERGY & FUELS | PERFORMANCE | PIPE | PRESSURE-DROP | LAMINAR-FLOW | NANOFLUID FLOW | THERMODYNAMICS | TWISTED TAPE | TURBULENT-FLOW | EFFICIENCY | Thermodynamics | Mechanical engineering | Analysis | Wire industry
Journal Article
International Communications in Heat and Mass Transfer, ISSN 0735-1933, 11/2016, Volume 78, pp. 88 - 94
An experimental investigation was conducted for the thermo-hydraulic performance of a circular tube with coiled-wire inserts which were installed with a small... 
Heat transfer enhancement | Coiled-wire inserts | Pressure drop | Heat transfer | MECHANICS | AUGMENTATION | THERMODYNAMICS | TWISTED TAPES | PRESSURE-DROP | LAMINAR-FLOW
Journal Article
International Communications in Heat and Mass Transfer, ISSN 0735-1933, 08/2016, Volume 76, pp. 301 - 307
In the present work, heat transfer and flow pattern visualization during forced convection evaporation of hydrocarbon R-600a (Isobutane) inside a horizontal... 
Coiled wire | Heat transfer enhancement | Flow boiling | Flow pattern | R-600a | REFRIGERANT MIXTURES | PLAIN | TRANSFER ENHANCEMENT | GENERAL CORRELATION | PRESSURE-DROP | MECHANICS | THERMODYNAMICS | HORIZONTAL TUBES | MIXED REFRIGERANTS | PURE | Copper products | Analysis | Coiling | Flowmeters | Tubes | Inserts | Evaporation | Fluxes | Electric wire | Boiling | Heat transfer
Journal Article
Heat Transfer Engineering, ISSN 0145-7632, 12/2015, Volume 36, Issue 18, pp. 1504 - 1517
Enhanced heat transfer and pressure loss in a tube with loose-fit perforated twisted tapes were experimentally investigated. The effects of the twist ratio and... 
ELEMENTS | FRICTION FACTOR CHARACTERISTICS | PRESSURE-DROP CORRELATIONS | WALL | MECHANICS | THERMODYNAMICS | HEAT-TRANSFER ENHANCEMENT | PERFORMANCE | ISOTHERMAL TUBES | TURBULENT-FLOW | COILED WIRE INSERTS | ENGINEERING, MECHANICAL | Nusselt number | Pressure drop | Fluid flow | Friction factor | Constants | Tubes | Deviation | Heat flux | Heat transfer
Journal Article
Experimental Heat Transfer, ISSN 0891-6152, 11/2015, Volume 28, Issue 6, pp. 531 - 545
An experimental investigation has been carried out to study the enhancement in heat transfer coefficient by inserting coiled wire around the outer surface of... 
double-pipe heat exchanger | coiled wire | experimental investigation | turbulent annulus flow | heat transfer enhancement | TRANSFER ENHANCEMENT | PERFORMANCE | FLUX | TUBE INSERTS | FLOW | ENGINEERING, MECHANICAL | PRESSURE-DROP | TRANSFER AUGMENTATION | THERMODYNAMICS | ROUND TUBES | TURBULATORS | Turbulence | Turbulent flow | Fluid dynamics | Coiling | Fluid flow | Water flow | Heat exchangers | Wire | Heat transfer
Journal Article
Renewable and Sustainable Energy Reviews, ISSN 1364-0321, 09/2015, Volume 49, pp. 444 - 469
Journal Article
International Journal of Thermal Sciences, ISSN 1290-0729, 2015, Volume 94, pp. 18 - 27
Heat transfer and friction loss characteristics of a plain tube fitted with double spiral spring (DSS) are investigated by a three dimensional numerical... 
Numerical simulation | Double spiral spring | Field synergy principle | Heat transfer | TRANSFER ENHANCEMENT | PERFORMANCE | PRINCIPLE | ENTRANSY | ENGINEERING, MECHANICAL | PRESSURE-DROP | LAMINAR-FLOW | THERMODYNAMICS | TWISTED-TAPE | FRICTION FACTOR | COILED WIRE INSERTS | EXCHANGER | Analysis | Numerical analysis
Journal Article
Experimental Thermal and Fluid Science, ISSN 0894-1777, 07/2015, Volume 65, pp. 41 - 51
•The influence of pulsation on heat transfer rates in a concentric tube equipped with coiled wires was investigated experimentally.•The investigation is... 
Coiled wire | Turbulent annulus flow | Double-pipe heat exchanger | Pulsated flow | THERMODYNAMICS | PHYSICS, FLUIDS & PLASMAS | MASS | PIPE | EXCHANGERS | ENGINEERING, MECHANICAL | Turbulence | Turbulent flow | Fluid dynamics | Coiling | Fluid flow | Wire | Pulsation | Heat transfer
Journal Article