FEM ElementFluid1D

Description
Creates a FEM fluid section element for pneumatic and hydraulic networks

Usage

 * 1) There are several ways to invoke the command:
 * 2) * Press the button.
 * 3) * Select the option from the menu.
 * 4) Select Fluid type: Liquid, Gas or Open Channel
 * 5) Select Section type: Pipe Manning, Pipe Inlet etc.
 * 6) Enter Section type parameters.
 * 7) Select and add edge.

Limitations

 * 1) The card only works with a 3 noded network element type. Information can be found here: http://web.mit.edu/calculix_v2.7/CalculiX/ccx_2.7/doc/ccx/node54.html