Piecewise Chamber and Valve

[rjrios915]

Added Piecewise Chamber and Valve

Current situation

I developed I model based on the equations outline in Regazzoni's heart model which required the implementation of a new heart block as well as new values.1

1. Regazzoni, F., et al. “A cardiac electromechanical model coupled with a lumped-parameter model for closed-loop blood circulation.” Journal of Computational Physics, vol. 457, May 2022, p. 111083, https://doi.org/10.1016/j.jcp.2022.111083.

Release Notes

• Adds a elastic heart block
• Adds a piecewise valve

Documentation

Added Doxygen for all blocks.

Testing

Added a closed loop test case validated against an existing model.

Code of Conduct & Contributing Guidelines

• I agree to follow the Code of Conduct and Contributing Guidelines.

[mrp089]

@rjrios915, please review all files/folders in this PR and check if you actually intend on modifying them (see comments for #202).