Journal ArticleDOI
Gas–liquid two-phase flow regimes in rectangular channels with mini/micro gaps
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In this article, an adiabatic concurrent vertical two-phase flow of air and water in vertical rectangular channels (12×260mm) with narrow gaps of 0.3, 0.6 and 1.0mm was investigated experimentally.About:
This article is published in International Journal of Multiphase Flow.The article was published on 1999-04-01. It has received 196 citations till now. The article focuses on the topics: Open-channel flow & Slug flow.read more
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Journal ArticleDOI
Investigation of two-phase flow pattern, void fraction and pressure drop in a microchannel
TL;DR: In this paper, a flow pattern map was developed based on the probability of appearance of each type of flow, and compared to the existing flow pattern maps obtained for ∼1-mm diameter channels.
Journal ArticleDOI
Transport of bubbles in square microchannels
Thomas Cubaud,Chih-Ming Ho +1 more
TL;DR: In this paper, a two-phase flow map and transition lines between flow regimes are examined and bubble velocity and slip ratio between liquid and gas are measured in 200 and 525 µm square microchannels made of glass and silicon.
Transport of bubbles in square microchannels
Thomas Cubaud,Chih-Ming Ho +1 more
TL;DR: In this article, a two-phase flow map and transition lines between flow regimes are examined and bubble velocity and slip ratio between liquid and gas are measured in 200 and 525 µm square microchannels made of glass and silicon.
Journal ArticleDOI
Liquid‐liquid two‐phase flow patterns in a rectangular microchannel
TL;DR: In this article, the flow of immiscible fluids in a PMMA microchannel 300 mu m wide and 600 pm deep was investigated experimentally Dyed de-ionized water and kerosene were selected as the test fluids Flow patterns were observed by using a CCD camera and were identified by examining the video images.
MonographDOI
Two-phase flow, boiling and condensation in conventional and miniature systems
TL;DR: In this paper, a comprehensive introduction to the fundamentals and applications of flow and heat transfer in conventional and miniature systems is provided, providing a comprehensive review of single-phase flow fundamentals and interfacial phenomena, detailed and clear discussion is provided on a range of topics, including two-phase hydrodynamics and flow regimes, mathematical modeling of gas-liquid 2-phase flows, pool and flow boiling, flow and boiling in mini and microchannels, external and internal-flow condensation with and without noncondensables, condensation in small flow passages, and two-
References
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Convective boiling and condensation
John G. Collier,John R. Thome +1 more
TL;DR: In this paper, the basic models of two-phase flow are discussed and empirical treatments of two phase flow are provided. But the authors focus on convective boiling and condensing.
Journal ArticleDOI
Modelling flow pattern transitions for steady upward gas-liquid flow in vertical tubes
TL;DR: In this paper, the authors developed models for predicting flow pattern transitions during steady gas-liquid flow in vertical tubes based on physical mechanisms suggested for each transition, incorporating the effect of fluid properties and pipe size.
Journal ArticleDOI
Flow regime transition criteria for upward two-phase flow in vertical tubes
Mishima Kaichiro,Mamoru Ishii +1 more
TL;DR: In this paper, new flow-regime transition criteria for upward gas-liquid flow in vertical tubes have been developed considering the mechanisms of flowregime transitions, which can be compared to existing criteria and experimental data under steady-state and fully developed flow conditions by using relative velocity correlations.
Journal ArticleDOI
Convective heat transfer and flow friction for water flow in microchannel structures
Xiaofeng Peng,G. P. Peterson +1 more
TL;DR: The single-phase forced convective heat transfer and flow characteristics of water in microchannel structures/plates with small rectangular channels having hydraulic diameters of 0.133 -0.367 mm were investigated experimentally.
Journal ArticleDOI
High flux boiling in low flow rate, low pressure drop mini-channel and micro-channel heat sinks
Morris B. Bowers,Issam Mudawar +1 more
TL;DR: In this article, an experimental study of pressure drop and CHF in mini-channel (D = 2.54 mm ) and micro-channel heat sinks of 1 cm heated length was performed using R-113.
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Some characteristics of air-water two-phase flow in small diameter vertical tubes
Kaichiro Mishima,Takashi Hibiki +1 more