Essays about: "heat equation"

Showing result 16 - 20 of 87 essays containing the words heat equation.

  1. 16. Modeling the Heat Flow Dynamics of a Houses Using Stochastic Differential Equations

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Pablo Sabino Mayo Nardone; [2021]
    Keywords : Mathematical Model; thermal model; heat dynamics modelling; differential equations; space-state equation; grey-box modelling;

    Abstract : This research aims to explore new ways of assessing energy performance within housing units. The mainobjective of this work is to propose a heat dynamics model based on monitoring data, to contribute towardsan energy-efficient transition in the building sector. READ MORE

  3. 17. Heat Transfer Analysis on the Applications to Heat Exchangers

    University essay from

    Author : Raghu Lakshman Gundra; Jagadeesh reddy Medapati; [2021]
    Keywords : CFD anlysis; Heat exchangers; Heat transfer analysis; Heat equation temperature; Temperature equilibrium.;

    Abstract : A heat exchanger is a device used to transfer thermal energy between two or more fluids, at different temperatures in thermal contact. They are widely used in aerospace, chemical industries, power plants, refineries, HVAC refrigeration, and in many industries. READ MORE

  4. 18. Design of a radial-inflow microturbine for combined heat and power generation unit

    University essay from Lunds universitet/Institutionen för energivetenskaper

    Author : Salvador María Beltrán Martínez; [2021]
    Keywords : radial inflow turbine; turbomachinery; rotor; nozzle vanes; reaction; design; TurbAero; CAD; blade speed ratio; specific speed; efficiency; turbine exhaust; turbine; inlet; pressure drop; Euler equation; losses; blade loading plot; pressure side; suction side; Technology and Engineering;

    Abstract : This project aims to design a radial inflow microturbine that will be part of a system to generate both heat and electricity. Considering the specific power and the mass flow rates involved with the system, a radial inflow turbine was chosen. This type of turbine provides much larger power density in a single stage compared to the other types.. READ MORE

  5. 19. Temperature Based Estimation of the Time-Resolved Massflux of ICE Exhaust Gas Flow

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Mayur Khedekar; [2021]
    Keywords : ICE exhaust flow condition; Thermocouples; Resistance wire thermometers; Nu correlations; ICE exhaust Mass-fluxstudy; Heat transfer coefficient; Heat balance equation for thermocouple; Constant current anemometry; ICE-avgasflödesförhållande; Termoelement; Motståndstrådstermometrar; Nu-korrelationer; ICE-avgas Massflödesstudie; Värmeöverföringskoefficient; Värmebalansekvation för termoelement; Konstant strömanemometri;

    Abstract : The aim ofthe study was to provideinformation and experience gained with fine wire thermocouples (TCs)or resistance wire thermometers (RWTs) temperature signals to estimate the timeresolved heat transfercoefficient. Constant current method was assumed in the study and medium used in this study was air. READ MORE

  6. 20. A NUMERICAL MODEL OF HEAT- AND MASS TRANSFER IN POLYMER ELECTROLYTE FUEL CELLS : A two-dimensional 1+1D approach to solve the steady-state temperature- and mass- distributions

    University essay from Mälardalens högskola/Framtidens energi

    Author : Emil Skoglund; [2021]
    Keywords : PEFC; PEM; convection; mass transport; heat transport; co-flow; temperature profile; heat transfer model; transient; steady state; water concentration profile; water vapor profile; relative humidity; through-plane cross section;

    Abstract : Methods of solving the steady state characteristics of a node matrix equation system over a polymer electrolyte fuel cell (PEFC) were evaluated. The most suitable method, referred to as the semi-implicit method, was set up in a MATLAB program. READ MORE