Revert "Add constant cella and Flow"

This reverts commit 7aac3d8c7cc7dffbe111051d7c428c93e6216fb9.
Revert "Add Expander Correlation"

This reverts commit e8046a43ae9bcb56204ff639acc409b5208c44de.
Revert "Heat Transfer folder commit"

This reverts commit 4eada0f329ef447593980dd4150a41d9789e41e0.
Revert "Save Heat Transfer Model package"

This reverts commit 14e3e0f3b995a410c7b8bdd5d07d9437befad3c0.
Revert "Heat Transer model"

This reverts commit eda965185b972f55f4c1987f67da7be8f325eadf.