Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Jun Hyo Kim"'
Chemical Treatment and Dispersant Characteristics of CNTs Particle and its Applications on Nanofluid
Publikováno v:
Key Engineering Materials. 801:187-192
The present study aimed to evaluate simple, efficient approach to improve dispersion and electrical conductivity of nanofluid. In this study, chemical treatment and dispersion technique used to develop the dispersion and electrical conductivity of MW
Publikováno v:
Journal of the Korean Society of Marine Environment and Safety. 18:461-467
An experimental study was carried out to measure frictional pressure drop in flow boiling to deionized water in a microchannel having a hydraulic diameter of 500 μm. Tests were performed in the ranges of heat fluxes from 100 to 400 kW/ , vapor quali
Dispersion Optimization and Thermal Conductivity Measurement of Low Concentration Alumina Nanofluids
Publikováno v:
Nanoscience and Nanotechnology Letters. 4:676-680
Autor:
Tae Woo Lim, Jun Hyo Kim
Publikováno v:
JSME International Journal Series B. 48:92-98
Experimental investigation of pressure drop for pure refrigerants R134a and R123 and their mixtures as test fluids was carried out for both an adiabatic and a diabatic two-phase flow in a horizontal tube. The measured frictional pressure drop in the
Autor:
Jun Hyo Kim, Tae Woo Lim
Publikováno v:
KSME International Journal. 18:513-525
This paper reports an experimental study on flow boiling of pure refrigerants R134a and R123 and their mixtures in a uniformly heated horizontal tube. The flow pattern was observed through tubular sight glasses with an internal diameter of 10 mm loca
Autor:
Jun-Hyo Kim, Tae-Woo Lim
Publikováno v:
Transactions of the Korean Society of Mechanical Engineers B. 27:1033-1041
Two-phase flow pattern data during horizontal in-tube flow boiling are presented for pure and mixed refrigerants of R134a and Rl23, The flow pattern is observed through tubular sight glasses located at inlet and outlet of the test section, which is m
Publikováno v:
Journal of nanoscience and nanotechnology. 12(6)
Synthesis of water based Al2O3-MWCNTs hybrid nanofluids have been investigated and characterized. Al2O3-MWCNTs nanoparticles in weight proportion of 97.5:2.5 to 90:10 have been studied over 1% to 6% weight concentration. Dispersion quality of nanoflu
Publikováno v:
JSME international journal. Ser. 2, Fluids engineering, heat transfer, power, combustion, thermophysical properties. 35:421-427
A formerly proposed spectral model of turbulent mass burning velocity is refined in regard to the following three points: (1) a small modification of the characteristic spectrum of mixture, (2) consideration of varying turbulence spectrum shape with
Publikováno v:
SAE Technical Paper Series.