In this work, the governing equations of coupled heat and mass transfer are developed based on the conservation of energy and moisture in air and desiccant layer of a rotary desiccant wheel in order to consider both the solid-side resistance (SSR) and gas-side resistance (GSR).
Get Support: Modeling of the Regeneration Processes in Diesel Particulate Filters catalyst is performed by means of two-layer the mathematical model, similar to that developed by Konstandopoulos and Kostoglou[19] and differs from the latter by exponentialdependence of the catalytic fraction of
Get Supportthermal model of the PHE is applied for obtaining the temperature profiles along its channels. 2. Mathematical Modeling of the Pasteurization Process The fundamental structure of the pasteurizer comprises the PHE, which is divided in three or more heat .
Get SupportStudy of the Thermal Regeneration Process of Ready Mixed Hot Asphalt Mixture Based on Diffusion Theory. When using the batch asphalt mixing plant for thermal regeneration of reclaimed asphalt pavement (RAP), to a certain extent, the performance of the recycling mixture depends on the degree of diffusion permeation of the regeneration agent in the aging asphalt.
Get SupportPDF | Stricter emission control legislation for diesel use has been increasing interest in highly efficient wall-flow particulate filters. The mathematical modeling of the filter regeneration .
Get SupportThis paper presents an LDAC system using electrodialysis (ED) as well as low grade heat generated from a hybrid photovoltaic thermal and evacuated tube (PVT-ET) collector for liquid desiccant regeneration. As ED regenerator is a key component in the proposed system, a modified mathematical model is used to simulate the mass transfer of the ED .
Get SupportA mathematical model is an abstract model that uses mathematical language to describe the behaviour of a system. Mathematical models are used particularly in .
Get SupportA mathematical model was developed from the fundamental equations, namely the conservation of mass law and the chemical reaction kinetics. The model was used to develop a time-dependent relationship that determines the particulate mass accumulated in the trap, based on engine operating condition (e.g., exhaust temperature, oxygen concentration, and exhaust flow rate) and fuel additive .
Get SupportT his paper presents mathematical model for regenerator of liquid desiccant air conditioning system. Regression analysis was used to get the relation between enthalpy and humidity ratio. Performance of regenerator is highly affected by varying the flow direction between air & desiccant thus to get proper regeneration results counter-flow configuration is considered.
Get SupportUsing CyclePad, we will modify a Rankine cycle and examine the effects of regeneration on the cycle's thermal efficiency. The basic Rankine cycle We will compare our regenerative cycle to a typical Rankine cycle. The Rankine cycle to which we will compare has the following parameters: The operating limits are heater pressure of 5 MPa
Get SupportDownload Citation on ResearchGate | Mathematical Model of the Thermal Regeneration of a Wall-Flow Monolith Diesel Particulate Filter | A wall-flow monolith filter placed in the exhaust stream of a .
Get SupportMathematical medel of the thermal regeneration of a wall-flow monolith diesel particulate filter 1241 = 26.5 s large change in c,~ is observed at the edge of the - 1272s regenerated section. This can be seen in Fig. 10. 3 ~ This near-discontinuity in v~ has some interesting pressera imphcations.
Get SupportA two-dimensional mathematical model has been developed to predict stress generation in static-cast steel ingots during thermal processing with the objective of understanding the role of stress generation in the formation of defects such as panel cracks.
Get SupportNov 05, 2018 · This paper proposes a novel solar vacuum membrane distillation (VMD) regeneration for liquid desiccant air conditioning (LDAC) system, and establishes a mathematical model of the VMD regeneration process and traditional thermal (TH) regeneration process based on .
Get SupportA mathematical model for the thermal regeneration of spent activated carbon Van der Westhuysen, Johannes Petrus Willem ( 1992 ) Thesis (M. Ing.) -- University of Stellenbosch, 1992.
Get SupportThermal regeneration was provided by exposing 1 gram portions of sor- bate- carbon mixtures (spent carbon) to temperatures ranging from 200°F to 1400°F in a vacuum tube furnace. The procedure of thermal regeneration involved transferring weighed samples of activated carbon-sorbate mixtures to a small ceramic sample boat.
Get SupportNote: Citations are based on reference standards. However, formatting rules can vary widely between applications and fields of interest or study. The specific requirements or preferences of your reviewing publisher, classroom teacher, institution or organization should be applied.
Get SupportThis paper presents an LDAC system using electrodialysis (ED) as well as low grade heat generated from a hybrid photovoltaic thermal and evacuated tube (PVT-ET) collector for liquid desiccant regeneration. As ED regenerator is a key component in the proposed system, a modified mathematical model is used to simulate the mass transfer of the ED .
Get Supportthey can be driven by low-grade thermal energy and easily realize efficient energy storage that is very suitable for solar energy application (Kessling et al., 1998b). Several mathematical models to predict the heat and mass transfer performance of a packed-type dehumidifier and .
Get Supportple thermal regeneration model (Bissett and Shadman, 1985) Typical diesel particulate consists mainly of a carbona- with some improvements in the reaction kinetics section, and ceous core (soot formed during combustion), adsorbed com- zyxwvut the formulation of a full methodology for its exploitation in pounds such as unburnt and partially .
Get SupportMathematical modeling is the art of translating problems from an application area into tractable mathematical formulations whose theoretical and numerical analysis provides insight, answers, and guidance useful for the originating application.
Get Supportdeveloped mathematical models for optimization of the TSA process, with regard to the separation and purification factor, regeneration of the condensed vapor and used energy, will also be investigated. STATUS OF EFFORT Models for two types of adsorbers, one with only one, and the other with two cartridges, have been developed in this stage.
Get SupportMesenchymal stem cells can be used instead of chondrocytes with similar long-term results. The main differences are at early times since mesenchymal stem cells must first differentiate into chondrocytes before cartilage is formed. To better understand this repair process, we present a mathematical model of cartilage regeneration after cell therapy.
Get SupportMar 13, 2013 · A mathematical model for predicting the performance of a desiccant wheel with various wheel designs has been used by considering heat and mass transfer for both moist air and the desiccant material. The model shows good agreement with experimental data. An experimental setup was fabricated using an evacuated tube solar air collector with a desiccant wheel.
Get SupportJun 04, 2015 · An artificial intelligence system has for the first time reverse-engineered the regeneration mechanism of planaria -- the small worms whose power to regrow body parts makes them a research model .
Get SupportA mathematical model for the thermal regeneration of spent activated carbon . By Johannes Petrus Willem Van der Westhuysen. Abstract. Thesis (M. Ing.) -- University of Stellenbosch, 1992.One copy microfiche.Full text to be digitised and attached to bibliographic record . Topics: Carbon, Activated -- Mathematical models, Kilns, Rotary .
Get SupportUsing CyclePad, we will modify a Rankine cycle and examine the effects of regeneration on the cycle's thermal efficiency. The basic Rankine cycle We will compare our regenerative cycle to a typical Rankine cycle. The Rankine cycle to which we will compare has the following parameters: The operating limits are heater pressure of 5 MPa
Get Support2.3 Empirical Models for Ultrasound-Assisted Regeneration 51. 2.3.1 Model Overviews 51. 2.3.2 Model Analysis 52. 2.4 Theoretic Model for Ultrasound-Assisted Regeneration 59. 2.4.1 Physical Model 62. 2.4.2 Mathematical Model for Ultrasonic Wave Propagation 62. 2.4.3 Mathematical Model for Heat and Mass Transfer in Silica Gel Bed 67. 2.4.4 Model .
Get SupportDec 17, 2011 · The passive cooling system of a large, multi-storied, commercial complex is considered, where the building mass is used for storing night time coolness. Fan driven air is forced through an air gap separating the concrete floors and ceiling slabs in order to achieve storage. A mathematical model is proposed for the air and slabs.
Get SupportDifferentiation and self-renewal of stem cells is an essential process for the maintenance of tissue composition. The promise of novel medical therapies combined with the complexity of this process encourage us to employ numerical and mathematical methods. This will .
Get SupportStudy on An Air-Side Heating Source Liquid Desiccant Regeneration Model Xiaosong ZHANG*, Yonggao YIN . of the regeneration mode under different conditions and thermal performance of the regeneration model. This study . establishing the mathematical model of the regenerator, some hypotheses should be made as follows: the desiccant .
Get SupportMar 13, 2013 · A mathematical model for predicting the performance of a desiccant wheel with various wheel designs has been used by considering heat and mass transfer for both moist air and the desiccant material. The model shows good agreement with experimental data. An experimental setup was fabricated using an evacuated tube solar air collector with a desiccant wheel.
Get SupportBissett E J,Mathematical model of the thermal regeneration of a wall-flow monolith diesel particulate filter,Chemical Engineering Science,1984(7/8). ： TITLE: ; AUTHORS:,,,,
Get Supportresearch and developed mathematical models of the regenerator; however, few researchers have statistically analyzed the regeneration potential of the regenerator. The present study developed . a . statistical model for anticipating the regeneration potential, by using an experimental data pool. In order to obtain the experimental data
Get Supportthey can be driven by low-grade thermal energy and easily realize efficient energy storage that is very suitable for solar energy application (Kessling et al., 1998b). Several mathematical models to predict the heat and mass transfer performance of a packed-type dehumidifier and .
Get SupportMathematical modeling is the art of translating problems from an application area into tractable mathematical formulations whose theoretical and numerical analysis provides insight, answers, and guidance useful for the originating application.
Get SupportIn this work, the governing equations of coupled heat and mass transfer are developed based on the conservation of energy and moisture in air and desiccant layer of a rotary desiccant wheel in order to consider both the solid-side resistance (SSR) and gas-side resistance (GSR).
Get SupportMathematical Model of 4-Quadrant DC Electric Drive with 6-Pulse Dual Converter Kosmas Zdrozis . circuit (converter) so that the power regeneration could be achieved. From this point of view, the dual converter used in . * Calculation of the thermal parameter ∫i2 (t) dt. DEMONSTRATION OF THE MODEL'S
Get SupportA mathematical model is developed to describe the process of thermal regeneration in diesel‐particulate monolithic filters. The model shows that a typical regeneration cycle consists of four stages: preheating, ignition, transport‐controlled combustion, and cooling.
Get Support: Modeling of the Regeneration Processes in Diesel Particulate Filters catalyst is performed by means of two-layer the mathematical model, similar to that developed by Konstandopoulos and Kostoglou[19] and differs from the latter by exponentialdependence of the catalytic fraction of
Get Support