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Model for the DSC thermograms of the melting of ideal binary solutions

Dumas, J. P., Gibout, S., C¨¦zac, P., Franquet, E. and Haillot, D.
2013
Thermochimica Acta, Volume 571, 10 November 2013, Pages 64-76
Binary solutions; Solid solutions; DSC; Melting; PCM; Heat transfers; Models


Dumas, J. P., Gibout, S., C¨¦zac, P., Franquet, E. and Haillot, D., (2013), "Model for the DSC thermograms of the melting of ideal binary solutions", Thermochimica Acta, Volume 571, 10 November 2013, Pages 64-76.
Abstract

In this paper, a model is developed in order to determine the melting thermogram of a binary mixture, presenting a solid solution. Considering the case of an ideal solution, whose enthalpy function is analytically derived, we highlight the large differences existing between the thermogram and the derivative of the enthalpy function. The influence of the heating rates and the mass of the sample are analyzed for different concentrations. Finally, in the case of a thermodynamical equilibrium, we describe how to construct the phase diagram of the solution (liquidus and solidus temperatures, total latent heat).


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Author Information and Other Publications Notes
Dumas, J. P.
     
Gibout, S.
  1. Comparison of different modelings of pure substances during melting in a DSC experiment
  2. Interpretation of calorimetry experiments to characterise phase change materials
  3. Inverse method for the identification of the enthalpy of phase change materials from calorimetry experiments
  4. On the use of a reduced model for the simulation of melting of solutions in DSC experiments  
C¨¦zac, P.
     
Franquet, E.
  1. Comparison of different modelings of pure substances during melting in a DSC experiment
  2. Interpretation of calorimetry experiments to characterise phase change materials
  3. Inverse method for the identification of the enthalpy of phase change materials from calorimetry experiments
  4. On the use of a reduced model for the simulation of melting of solutions in DSC experiments  
Haillot, D.
  1. Inverse method for the identification of the enthalpy of phase change materials from calorimetry experiments  



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