✦ LIBER ✦

Effect of EHD on heat transfer enhancement during two-phase condensation of R-134a at high mass flux in a horizontal smooth tube

✍ Scribed by Suriyan Laohalertdecha; Somchai Wongwises

Publisher: Springer-Verlag
Year: 2006
Tongue: English
Weight: 371 KB
Volume: 43
Category: Article
ISSN: 1432-1181
DOI: 10.1007/s00231-006-0170-2

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Experimental investigation of heat trans

Experimental investigation of heat transfer coefficient of R134a during condensation in vertical downward flow at high mass flux in a smooth tube

✍ A.S. Dalkilic; S. Laohalertdecha; S. Wongwises 📂 Article 📅 2009 🏛 Elsevier Science 🌐 English ⚖ 916 KB

The two-phase heat transfer coefficients of pure HFC-134a condensing inside a smooth tube-in-tube heat exchanger are experimentally investigated. The test section is a 0.5 m long double tube with refrigerant flowing in the inner tube and cooling water flowing in the annulus. The inner tube is constr

TWO-PHASE FLOW PRESSURE DROP OF HFC-134a

TWO-PHASE FLOW PRESSURE DROP OF HFC-134a DURING CONDENSATION IN SMOOTH AND MICRO-FIN TUBES AT HIGH MASS FLUX

✍ Tipjak Nualboonrueng; Somchai Wongwises 📂 Article 📅 2004 🏛 Elsevier Science 🌐 English ⚖ 817 KB

Comparison of frictional pressure drop m

Comparison of frictional pressure drop models during annular flow condensation of R600a in a horizontal tube at low mass flux and of R134a in a vertical tube at high mass flux

✍ A.S. Dalkilic; O. Agra; I. Teke; S. Wongwises 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 488 KB

This study compares well-known two-phase pressure drop models with the experimental results of a condensation pressure drop of (i) R600a in a 1 m long horizontal smooth copper tube with an inner diameter of 4 mm, outer diameter of 6 mm and (ii) R134a in a 0.5 m vertical smooth copper tube with an in

Improved flow pattern map for accurate p

Improved flow pattern map for accurate prediction of the heat transfer coefficients during condensation of R-134a in smooth horizontal tubes and within the low-mass flux range

✍ R. Suliman; L. Liebenberg; J.P. Meyer 📂 Article 📅 2009 🏛 Elsevier Science 🌐 English ⚖ 628 KB

This paper presents an improved flow pattern map for predicting the heat transfer coefficients during condensation of R-134a inside a smooth horizontal tube. Experimental tests were conducted over the low-mass flux range of 75-300 kg/m 2 s, at a nominal saturation temperature of 40 °C, and with the