development of a mathematical model for the heat

Development of Mathematical Model for Heat Transfer

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UDC 699 162 26 : 681 3 Development of Mathematical

Development of Mathematical Model of Blast Furnace Shinroku MATSUZAKI* 1Tsunehisa NISHIMURA* Akihiko SHINOTAKE* 1Kazuya KUNITOMO* Masaaki NAITO*1 Takashi SUGIYAMA*2 Abstract As for the mathematics model of a blast furnace of Nippon Steel Corp develop-ment has been mainly done centering on the model that estimated material transfer reaction and heat transfer of

Development of Mathematical Model of Heat and Mass

Development of Mathematical Model of Heat and Mass Transfer in Soil with Provision for the Gradients of soil-water and soil-salt potentials Part 2 Evgeniy V Markov1 Sergey A Pulnikov2 Yuri S Sysoev3 and Aleksandr D Gerber4 1 2 3 Industrial University of Tyumen 38 Volodarskogo Tyumen 625000 Russian Federation 4 Tyumen Military Engineering Command College 1 Tolstogo Tyumen

Development of Mathematical Model of Heat Exchanger

The frosting on heat exchanger outside of air source heat pump heating/chilling unit used in winter is an important cause to influence on its more widely being used The mathematical model of heat exchanger outside of air source heat pump heating/chilling unit is developed which combines model of frosting and character of heat transfer and considers the influence of two phase areas of

Development of a mathematical model to determine

A steady-state finite-difference heat transfer mathematical model was derived to determine the temperature distribution in the metal layer and the hearth of a cylindrical electrical-resistance smelter The temperature distribution is required for the redesign of the refractory materials and their positions in the hearth to insure that the metal layer is kept molten at normal smelting

A New Mathematical Model For Heat Radius of Cyclic

The authors and their team have done some research on the mathematical model of steam soaking heat radius and productivity prediction for heavy oil reservoirs the effect of steam override mechanism of heavy oil recovery by cyclic superheated steam stimulation factors affecting the performance of cyclic superheated steam stimulation [27 28] the mathematical model of the heat radius for

Mathematical Model of Simultaneous Heat and Mass

Mathematical Model of Simultaneous Heat and Mass Transfer in Food with Dimensional Changes and Variable Transport Parameters M BALABAN Author Balaban is with the Food Science Human Nutrition Dept Univ of Florida Gainesville FL 32611 Author Pigott is with the Institute for Food Science Technology Univ of Washington Seattle WA 98195

DEVELOPMENT OF A MATHEMATICAL MODEL OF FLASH

DEVELOPMENT OF A MATHEMATICAL MODEL OF FLASH SMELTING AND CONVERTING PROCESSES Jussi VAARNO1 Juha JRVI1 particles heat up as they fly about in the furnace and after ignition they start to combust with oxygen in the process gas (Jokilaakso et al 1991) The combustion reactions with fine ( 100 m) sulfides are very rapid and a substantial amount of heat is

LOOP HEAT PIPES EXPERTIMENTAL INVESTIGATIONS MATHEMATICAL

Loop heat pipes capillary evaporator thermal control mathematical model INTRODUCTION As the interest in developing LHP technology for application in satellites and payloads efforts have been made towards the development of such a technology that could deal with the thermal management requirements of current satellites and payloads The LHP

Computerized Simulation of Automotive Air

System: Development of Mathematical Model and Its Validation Abstract A semi-empirical model for simulating thermal and energy performance of an automotive air-conditioning (AAC) system in passenger vehicles has been developed The model consists of two sections namely empirical evaporator correlations and dynamic load simulation The correlations used consider sensible and latent heat

Heat Transfer Model to Predict Temperature Distribution in

Thus the development a mathematical model for heat transfer in the ground and the estimation the subsurface temperature distribution is a key issue Therefore the boundary condition on the surface of the ground should be defined carefully The annual variation of the ground temperature at different depths can be determined using a sinusoidal temperature variation as a first kind boundary

Development of mathematical model of blast furnace —

As for the mathematics model of a blast furnace of Nippon Steel Corp development has been mainly done centering on the model that estimated material transfer reaction and heat transfer of lumpy zone or cohesive zone In parallel with this a burden distribution model a reaction model of tuyre and raceway a model concerning of deadman and of a furnace hearth are developed and approximately

Mathematical model for optimising the performance of a

A mathematical model has been developed to understand the complex operation of the heat pump under typical working conditions Individual sub-systems such as Ground Heat Exchanger (GHE) evaporator condenser compressor and radiator are modelled in MathCAD and coupled together and solved simultaneously The performance of the system is predicted while varying air temperature

Development of a Mathematical Model and a Simulator

- The mathematical modelling of a bench-scale reactor is presented The formulation of the mass and heat balances leads to a set of algebraic-differential equations which when solved produce the temperature and concentrations profiles as a function of time Emphasis has been placed on a realistic description of such a reactor by incorporating an accurate representation of heat effects like

Development of a mathematical model of centrifugal

Development of a mathematical model of centrifugal dispersion of a melt K A Tikhonovskii A A Bondarev Powder Metallurgy and Metal Ceramics volume 34 pages 239 – 243 (1995)Cite this article 25 Accesses Metrics details Abstract A model is developed for a new process of centrifugal melt atomization from a consumable ingot surface under the action of a condensed heat source This is

Development of an estimation model for the evaluation of

This study aims to develop a mathematical model to evaluate the energy required by pretreatment processes used in the production of second generation ethanol A dilute acid pretreatment process reported by National Renewable Energy Laboratory (NREL) was selected as an example for the model's development The energy demand of the pretreatment process was evaluated by considering the

UTCI

UTCI-Fiala multi-node model of human heat transfer and temperature regulation Fiala D(1) Havenith G Brde P Kampmann B Jendritzky G Author information: (1)ErgonSim - Comfort Energy Efficiency Holderbuschweg 47 70563 Stuttgart Germany dfialaergonsim de The UTCI-Fiala mathematical model of human temperature regulation forms the basis of the new Universal Thermal Climate Index

Development of a mathematical model for control

Development of a mathematical model for control optimisation of a domestic nh3 heat pump: Autor: Gmez Hernndez Alberto: Director(es): Finn Donal P Entidad UPV: Universitat Politcnica de Valncia Escuela Tcnica Superior de Ingenieros Industriales - Escola Tcnica Superior d'Enginyers Industrials: Fecha acto/lectura:

Mathematical model development and simulation of

A mathematical model of a heat pump fruit drier was developed to study the performance of heat pump driers Using the moisture content of papaya glace drying the refrigerant temperature at the evaporator and condenser and the performance was verified The simulated results using closed loop heat pump drier were close to the experimental results

Mathematical model development and simulation of

A mathematical model of a heat pump fruit drier was developed to study the performance of heat pump driers Using the moisture content of papaya glace drying the refrigerant temperature at the evaporator and condenser and the performance was verified The simulated results using closed loop heat pump drier were close to the experimental results

Development of mathematical model for predicting

A mathematical model for predicting the progress of transformation in high-carbon steel during cooling was developed to improve temperature control accuracy during cooling on the runout table of the hot strip mill This model was coupled with a temperature computing model that takes the heat of transformation into account enabling the accurate calculation of strip temperature change on the

Mathematical Modeling of Modules

This study has resulted in the development of mathematical models that may be used to reliably predict module performance under typical operating conditions Data presented herein is based on module operation in a normal air atmosphere with thermally conductive grease (heat sink compound) used at both hot and cold module interfaces These conditions are applicable to the majority of

DEVELOPMENT OF MATHEMATICAL MODELS OF THERMAL

mathematical modeling of thermal plasma processes in arc and RF plasma torches 2 Mathematical model At present time a large number of mathematical models of plasma processes ha been developed including a disturbanceve of thermal equilibrium a plasma turbulence etc The basic equations in simplified modelof plasma (it is a

Development of mathematical model of laser treatment heat

3rd International conference "Information Technology and Nanotechnology 2017" 101 Development of mathematical model of laser treatment heat processes using diffractive optical elements S P Murzin1 A Yu Tisarev1 M V Blokhin1 S A Afanasiev1 1Samara National Research University 34 Moskovskoe Shosse 443086 Samara Russia Abstract