Panahi, 2017 - Google Patents
Evaluation of Nusselt number and effectiveness for a vertical shell-coiled tube heat exchanger with air bubble injection into shell sidePanahi, 2017
- Document ID
- 18280720832031756161
- Author
- Panahi D
- Publication year
- Publication venue
- Experimental Heat Transfer
External Links
Snippet
Air bubble injection was employed to increase the heat transfer rate (Nusselt number) of a vertical shell and coiled tube heat exchanger in this article. Hot and cold water flowed into the coil side and shell side of heat exchanger, respectively, and air bubbles were injected …
- 238000002347 injection 0 title abstract description 58
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K17/00—Measuring quantity of heat
- G01K17/06—Measuring quantity of heat conveyed by flowing mediums, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device
- G01K17/08—Measuring quantity of heat conveyed by flowing mediums, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature
- G01K17/20—Measuring quantity of heat conveyed by flowing mediums, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature across a radiating surface, combined with ascertainment of the heat transmission coefficient
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
- F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Ramezanizadeh et al. | Experimental and numerical analysis of a nanofluidic thermosyphon heat exchanger | |
| Panahi | Evaluation of Nusselt number and effectiveness for a vertical shell-coiled tube heat exchanger with air bubble injection into shell side | |
| Van Zyl et al. | Single-phase convective heat transfer and pressure drop coefficients in concentric annuli | |
| Pourhedayat et al. | Thermal-exergetic behavior of a vertical double-tube heat exchanger with bubble injection | |
| Ali et al. | Condensation of R-113 on pin-fin tubes: effect of circumferential pin thickness and spacing | |
| Raei et al. | Different methods to calculate heat transfer coefficient in a double-tube heat exchanger: A comparative study | |
| Dizaji et al. | Experiments on new arrangements of convex and concave corrugated tubes through a double-pipe heat exchanger | |
| Ali | Natural convection heat transfer from vertical helical coils in oil | |
| Aria et al. | Experimental investigation on flow boiling heat transfer and pressure drop of HFC-134a inside a vertical helically coiled tube | |
| Zhang et al. | Experimental and numerical investigation on the exergy and entransy performance of a novel plate heat exchanger | |
| Singh et al. | Experimental study of heat transfer and friction factor in a double pipe heat exchanger using twisted tape with dimple inserts | |
| Karami et al. | Heat transfer and pressure drop characteristics of nanofluid flows inside corrugated tubes | |
| Emami et al. | Investigation of geyser boiling phenomenon in a two-phase closed thermosyphon | |
| Pourahmad et al. | The effect of geometrical characteristics of wavy strip turbulator and thermodynamic properties of fluid on exergy loss and heat transfer in a tube in tube heat exchanger | |
| Andrzejczyk et al. | Experimental and computational fluid dynamics studies on straight and U-bend double tube heat exchangers with active and passive enhancement methods | |
| Patil et al. | Heat transfer and pressure drop studies through a square duct fitted with increasing and decreasing order of twisted tape | |
| Kumar et al. | Thermal analysis, pressure drop and exergy loss of energy efficient shell, and triple meshed helical coil tube heat exchanger | |
| Lim et al. | Experimental investigation of heat transfer in two-phase flow boiling | |
| Gao et al. | Experimental performance comparison of shell-side heat transfer for shell-and-tube heat exchangers with different helical baffles | |
| Li et al. | Analysis of condensation and evaporation heat transfer inside 3-D enhanced tubes | |
| Huai et al. | Heat transfer characteristics of supercritical CO2 flow in small-channeled structures | |
| Ali et al. | Numerical investigation of enhanced heat transfer in a rectangular channel with winglets | |
| Subramani et al. | Experimental investigation on heat transfer characteristics of heat exchanger with bubble fin assistance | |
| Kumar et al. | Thermal analysis of compact shell and wire coil-inserted helical coil tube heat exchanger | |
| Aroonrat et al. | Experimental study on evaporative heat transfer and pressure drop of R-134a flowing downward through vertical corrugated tubes with different corrugation pitches |