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Artigo Revisado por pares

Akshay J. Dave, Annalisa Manera, Matthias Beyer, Dirk Lucas, Matthew Bernard,

... development of an interfacial area transport equation model (IATE) in order to eliminate the drawbacks of static ... in best-estimate thermal-hydraulic system codes. The IATE attempts to model the dynamic evolution of the ... phase transport. The further development and validation of IATE models has been hindered by the lack of ... velocities, at approximately 0.25 MPa). Analysis of IATE performance in the bubbly flow and slug flow ... The performance of the Fu-Ishii two-group IATE model is evaluated. In all regions, the interfacial ...

Tópico(s): Fluid Dynamics and Heat Transfer

2017 - Elsevier BV | Chemical Engineering Science

Jornais Acesso aberto

... Its Amount, Causes, and Remedies. By Frederick Hill, Iate Inspector of Prisons, Metropolitan Wants and Grievances, Orders ...

1853 - Gale Group | NCCO BritishPolitics

Artigo Revisado por pares

Guanyi Wang, Qingzi Zhu, Zhuoran Dang, Xiaohong Yang, Mamoru Ishii,

... IAC prediction method, the interfacial area transport equation (IATE) was developed to dynamically predict the IAC and ... system codes. To extend the applicability of the IATE from bubbly flow to slug and churn-turbulent flow, the two-group IATE was developed by representing the IAC of sphere/ ... hence the applicability of the current two-group IATE models on small size pipes has not been ... DH ≈ 2Dc), and the applicability of two-group IATE models for round pipe has been checked against ... IAC can be predicted by the two-group IATE with the constitutive models developed for moderate size ...

Tópico(s): Drilling and Well Engineering

2018 - Elsevier BV | International Journal of Heat and Mass Transfer

Revisão Acesso aberto Revisado por pares

Huiting Chen, Shiyu Wei, Weitian Ding, Han Wei, Liang Li, Henrik Saxén, Hongming Long, Yaowei Yu,

... two groups in the interfacial area transport equation (IATE). This paper presents a review of IATE for bubble coalescence and breakup to model five ... Morel, and Nguyen et al. To extend the IATE prediction capability beyond bubbly flow, two-group IATE is needed and its performance is strongly dependent ... and geometry. Therefore, constitutive models for two-group IATE in a three-type channel (i.e., narrow ... are summarized. Although great progress in extending the IATE beyond churn-turbulent flow to churn-annual flow ...

Tópico(s): Metallurgical Processes and Thermodynamics

2021 - Multidisciplinary Digital Publishing Institute | Entropy

Artigo Revisado por pares

Xia Wang, Xiaodong Sun,

Interfacial area transport equation (IATE) is considered promising to evaluate dynamic changes of the interfacial area concentration in gas–liquid two-phase flows, which is ... in the past on the implementation of the IATE into computational fluid dynamics codes, such as Fluent. However, it remained unclear whether the IATE model coefficients derived from one-dimensional IATE model calibrations can be applied to three-dimensional ... of the coefficients obtained from the one-dimensional IATE model calibration to a three-dimensional simulation of ...

Tópico(s): Cyclone Separators and Fluid Dynamics

2010 - Elsevier BV | International Journal of Multiphase Flow

Artigo

Erwann Durand, Jérôme Lecomte, Pierre Villeneuve,

... Durand and Jérôme Lecomte are researchers at UMR IATE, SupAgro-INRA Bât 33, 2 Place Pierre Viala, ... Durand and Jérôme Lecomte are researchers at UMR IATE, SupAgro-INRA Bât 33, 2 Place Pierre Viala, ... Durand and Jérôme Lecomte are researchers at UMR IATE, SupAgro-INRA Bât 33, 2 Place Pierre Viala, ... Durand and Jérôme Lecomte are researchers at UMR IATE, SupAgro-INRA Bât 33, 2 Place Pierre Viala, ... Durand and Jérôme Lecomte are researchers at UMR IATE, SupAgro-INRA Bât 33, 2 Place Pierre Viala, ... Durand and Jérôme Lecomte are researchers at UMR IATE, SupAgro-INRA Bât 33, 2 Place Pierre Viala, ...

Tópico(s): Coenzyme Q10 studies and effects

2017 - Wiley | Lipid Technology

Artigo Revisado por pares

Xiuzhong Shen, Takashi Hibiki,

... area concentration (IAC). The interfacial area transport equation (IATE) developed from the population balance equation is one ... of efforts have been made to develop the IATE and its bubble coalescence and breakup models in the past two decades. The one-group IATE with its bubble coalescence and breakup models serves ... the recent theoretical and experimental researches on the IATE and collected the available 8 sets of bubble ... collected experimental data in the 1D one-group IATE numerical calculations. Although the bubble coalescence and breakup ...

Tópico(s): Reservoir Engineering and Simulation Methods

2018 - Elsevier BV | International Journal of Multiphase Flow

Artigo Acesso aberto Revisado por pares

Seungjin Kim, Mamoru Ishii, Ran Kong, Guanyi Wang,

The interfacial area transport equation (IATE) employs a dynamic approach to predict interfacial area concentration (IAC) in two-phase flows. It eliminates the need for the static ... these static correlations. The efforts to develop the IATE are reviewed in this work, focusing on studies ... decade. The current state-of-the-art in IATE is a two-group interfacial area transport equation ... used to develop constitutive models to close the IATE and to validate its performance. These include adiabatic ... geometries, and normal-gravity and reduced-gravity conditions. IATE has been implemented into practical system analysis codes ...

Tópico(s): Heat Transfer and Boiling Studies

2021 - Elsevier BV | Nuclear Engineering and Design

Artigo Revisado por pares

Salih Sarı, Şule Ergün, Muhammet Barık, Cemil Kocar, Cemal Niyazi Sökmen,

... are selected. Second, an interfacial area transport equation (IATE) solution is added to Fluent’s solution scheme ... interphase momentum transfer mechanisms. In addition to solving IATE, bubble number density (BND) approach is also added ... simulations. Different source/sink models derived for the IATE and BND models are also investigated. The simulations ... available data in literature are performed by using IATE and BND models in two and three-dimensions. ... results show that the simulations performed by using IATE and BND models agree with each other and ...

Tópico(s): Fluid Dynamics and Heat Transfer

2009 - Elsevier BV | Annals of Nuclear Energy

Artigo Revisado por pares

Daogui Tian, Changqi Yan, Licheng Sun,

The introduction of interfacial area transport equation (IATE) has greatly improved the overall performance of two-fluid model due to the fact that the IATE can predict the interfacial area concentration (IAC) more ... models in the source and sink terms of IATE that are developed for predicting bubble coalescence and ... is characterized by its multi-dimensional nature, the IATE should be confirmed before being applied to large ... simplified one-dimensional, steady-state, adiabatic one-group IATE with eight sets of bubble coalescence and breakup ...

Tópico(s): Drilling and Well Engineering

2014 - Elsevier BV | Annals of Nuclear Energy

Artigo Revisado por pares

Justin D. Talley, Ted Worosz, Seungjin Kim, Stephen M. Bajorek, Kirk Tien,

... using the one-group interfacial area transport equation (IATE), which includes mechanistic models for bubble coalescence and ... sensor conductivity probe are compared to both the IATE and flow regime based predictions. In total, 50 ... the pressure. However, TRACE with the one-group IATE significantly improves the prediction results, yielding a ±13. ... reflect bubble interactions, are predicted well using the IATE. Moreover, in several conditions dominated by bubble interactions, ... predicts an incorrect trend in ai, while the IATE predicts the experimental data well.

Tópico(s): Reservoir Engineering and Simulation Methods

2013 - Elsevier BV | Nuclear Engineering and Design

Artigo Revisado por pares

Akshay J. Dave, Annalisa Manera, Matthias Beyer, Dirk Lucas, H.-M. Prasser,

... in different flow regimes, interfacial area transport equations (IATE) have been proposed to predict the dynamic propagation ... time of interfacial area (Ishii and Hibiki, 2010). IATE models are still under development and the HZDR ... their application towards validation efforts of two-group IATE models. In previous research efforts, a surface triangularization ... database, the performance of the current two-group IATE model is evaluated. While the qualitative propagation of ... to extend the range of validity of current IATE models.

Tópico(s): Fluid Dynamics and Heat Transfer

2016 - Elsevier BV | Nuclear Engineering and Design

Artigo Revisado por pares

Shouxu Qiao, Ran Kong, Seungjin Kim,

... covariance terms in the interfacial area transport equation (IATE). The two-phase pressure drop across vertical elbows ... models and correlations, they are implemented into the IATE applicable to the elbow-influenced region. The established IATE together with the available IATE of different flow orientations in straight channels are ... to each source and sink term in the IATE are discussed, demonstrating that the models and correlations ...

Tópico(s): Fluid Dynamics and Heat Transfer

2018 - Elsevier BV | International Journal of Heat and Mass Transfer

Artigo Acesso aberto

F. T. McCollum, M. L. Galyean,

... field trids were conducted from early August to iate October, 1982, on blue gramr (Bouteloua gracilis) nngeiand ... g/kg BW in the early dormant season (iate October).From early growing season to early dormancy, ... and47.9%, 5.6%/hour in early August, iate August, late September and iate October, respectively.Fhdd and partfcuiate passage rates (%/hour) ...

Tópico(s): Ruminant Nutrition and Digestive Physiology

1985 - University of Arizona | Journal of Range Management

Artigo Revisado por pares

Xia Wang, Xiaodong Sun,

... be modeled by an interfacial area transport equation (IATE). A one-group IATE has been developed for bubbly flows in the ... dynamics code, namely, FLUENT, with the one-group IATE implemented, in predicting two-phase-flow phase distributions. ... available experimental data, demonstrating that FLUENT with the IATE can provide a valuable simulation tool for two- ...

Tópico(s): Minerals Flotation and Separation Techniques

2009 - Taylor & Francis | Nuclear Technology

Artigo Revisado por pares

Xiaodong Sun, Seungjin Kim, Mamoru Ishii, S.G. Beus,

... for the two-group interfacial area transport equation (IATE), which was proposed to dynamically solve the interfacial ... evaluation approach and results of the two-group IATE based on available experimental data obtained in confined ... turbulent and churn-turbulent flows. The two-group IATE is evaluated in steady-state, one-dimensional (1D) ... evaluation demonstrates the capability of the two-group IATE focused on the current confined flow to predict ...

Tópico(s): Metallurgical Processes and Thermodynamics

2004 - Elsevier BV | Nuclear Engineering and Design

Artigo Revisado por pares

Shouxu Qiao, Seungjin Kim,

... develops a one-group interfacial area transport equation (IATE) for vertical-upward-to-horizontal air–water bubbly ... addition to the dissipation region. To close the IATE model, the bubble velocity advection term and bubble interaction terms in the IATE are correlated with the parameter characterizing the "elbow- ... into account the minor loss effect. The closed IATE model is implemented to predict interfacial area transport ...

Tópico(s): Drilling and Well Engineering

2016 - Elsevier BV | International Journal of Multiphase Flow

Artigo Revisado por pares

Pierre Villeneuve, Erwann Durand, Eric A. Decker,

... Recherches Ingénierie des Agropolymères et Technologies Émergentes (UMR IATE), Centre de Coopération Internationale en Recherche Agronomique pour ... 34398 Montpellier, FranceIngénierie des Agropolymères et Technologies Émergentes (IATE), Université de Montpellier, Centre de Coopération Internationale en ... Recherches Ingénierie des Agropolymères et Technologies Émergentes (UMR IATE), Centre de Coopération Internationale en Recherche Agronomique pour ... 34398 Montpellier, FranceIngénierie des Agropolymères et Technologies Émergentes (IATE), Université de Montpellier, Centre de Coopération Internationale en ...

Tópico(s): Chemical and Physical Properties in Aqueous Solutions

2018 - American Chemical Society | Journal of Agricultural and Food Chemistry

Artigo Revisado por pares

Vineet Kumar, Caleb S. Brooks,

The interfacial area transport equation (IATE) in condensing flows is thoroughly reviewed and validated with available experimental data. The IATE provides a dynamic prediction of flow structure consistent ... extensively for adiabatic two-phase flows. However, the IATE still requires attention in flows with phase change. ... along with the void fraction prediction since the IATE is closely related to the void fraction development. ... work is to expand the validation of the IATE in condensing flows to higher pressure and higher ...

Tópico(s): Heat Transfer and Boiling Studies

2017 - Elsevier BV | International Journal of Heat and Mass Transfer

Artigo Revisado por pares

Xia Wang, Xiaodong Sun,

... model together with an interfacial area transport equation (IATE) model. The IATE was developed in the literature to model the ...

Tópico(s): Cyclone Separators and Fluid Dynamics

2011 - Elsevier BV | Nuclear Engineering and Design

Artigo Revisado por pares

T. Smith, Joshua P. Schlegel, Takashi Hibiki, Mamoru Ishii,

... of the one-dimensional interfacial area transport equation (IATE). To facilitate the development of IATE source and sink term models in large-diameter ... extensive database for the development and evaluation of IATE source and sink models. The data shows the ...

Tópico(s): Metallurgical Processes and Thermodynamics

2011 - Elsevier BV | International Journal of Heat and Fluid Flow

Artigo Revisado por pares

T. Smith, Joshua P. Schlegel, Takashi Hibiki, Mamoru Ishii,

... of the one-dimensional interfacial area transport equation (IATE). To be useful in practical applications the IATE requires mechanistic models for the change in interfacial ... methods, current models for bubble interactions for the IATE are briefly discussed and new models applicable to ...

Tópico(s): Reservoir Engineering and Simulation Methods

2012 - Elsevier BV | International Journal of Multiphase Flow

Artigo Revisado por pares

M. Reza Shirazi,

... Nagshe Tamarkoze Fa'aliathaie Egtesadi dar Afzaieshe Jam'iate Kalanshahre Tehran," 51–66. Madanipour, Tehran, The Making ... Nagshe Tamarkoze Fa'aliathaie Egtesadi dar Afzaieshe Jam'iate Kalanshahre Tehran," 51–66. Ibid. Ghamami, Tarhe Rahbordie ... and Darand "Ertebate Aloodegie Hava ba Margomir Jame'iate Shahre Tehran," 65–70. Habibi and Hourcade, Atlas ...

Tópico(s): Turkey's Politics and Society

2013 - Taylor & Francis | Planning Perspectives

Artigo Revisado por pares

Yang Liu, D.Y. Lee, T. Deb Roy, Mamoru Ishii, John R. Buchanan,

... spatial distribution. Instead, the interfacial area transport equation (IATE) provides a dynamic and quantitative description of two- ... predictions by a one-dimensional (1D) two-group IATE and experimental data shows good agreement for uniform inlet flows. For center peaked flows, the 1D IATE systematically underestimates the interfacial area concentration of group ...

Tópico(s): Metallurgical Processes and Thermodynamics

2013 - Elsevier BV | International Journal of Multiphase Flow

Artigo Revisado por pares

Ted Worosz, Seungjin Kim, Chris L. Hoxie,

In the two-group interfacial area transport equation (IATE) used to calculate the interfacial area concentration (ai), ... the two-fluid model with the two-group IATE. Therefore, the present study seeks to establish an ...

Tópico(s): Drilling and Well Engineering

2015 - Taylor & Francis | Nuclear Technology

Artigo Revisado por pares

Xiuzhong Shen, Haomin Sun, Baoqing Deng, Takashi Hibiki, Hideo Nakamura,

... flow regimes. Although the interfacial area transport equation (IATE) and its bubble coalescence and breakup models have ... this study has evaluated the 1D one-group IATE with its 6 sets of bubble coalescence and breakup models with the presently-obtained database. The IATE with the bubble coalescence and breakup model of ...

Tópico(s): Drilling and Well Engineering

2017 - Elsevier BV | International Journal of Heat and Fluid Flow

Artigo Revisado por pares

Paula Zorrilla-Agut, Thierry Fontenelle,

... of the European Union’s interinstitutional terminology database IATE (InterActive Terminology for Europe) has been an opportunity ... strategies are being put in place to allow IATE data – one of the largest multilingual terminology databases ...

Tópico(s): Semantic Web and Ontologies

2019 - John Benjamins Publishing Company | Terminology International Journal of Theoretical and Applied Issues in Specialized Communication