13.87. SOLID87 - 3-D 10-Node Tetrahedral Thermal Solid

Matrix or VectorShape FunctionsIntegration Points
Conductivity Matrix and Heat Generation Load VectorEquation 11–1874
Specific Heat MatrixSame as conductivity matrix. If KEYOPT(1) = 1, the matrix is diagonalized as described in Lumped Matrices11
Convection Surface Matrix and Load Vector

Equation 11–187 specialized to the face. 
Diagonalized surface matrix if KEYOPT(5) = 0,
consistent surface matrix if KEYOPT(5) = 1

6

13.87.1. Other Applicable Sections

Heat Flow describes the derivation of thermal element matrices and load vectors as well as heat flux evaluations. If KEYOPT(1) = 1, the specific heat matrix is diagonalized as described in Lumped Matrices.

Release 18.2 - © ANSYS, Inc. All rights reserved.