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NREL / HOPP

BSD 3-Clause "New" or "Revised" License
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Update H2 export pipe assumptions and solver #334

Closed benjaminkee closed 1 month ago

benjaminkee commented 2 months ago

Update H2 export pipe assumptions and solver

Replaced fixed compressibility of Z=0.9 assumption with linear approximation of Z for pure H2 Replaced fixed friction factor of f=0.01 with explicit Hofer approximation of Colebrook-White formula Replace scipy.fsolve with algebraic solver for momentum equation Reformatted h2_export_pipe.py Update values in tests Allow override $/in/mi values for material, laborl, misc, and ROW Allow region to be specified for default cost correlations Correct ASME and ANL correlations to use nominal diameter

Related issue

Impacted areas of the software

h2_transport

Additional supporting information

Results changed slightly from previous fixed value test values

Test results, if applicable

benjaminkee commented 2 months ago

Added cost overrides and regions for pipe cost parameters