pandapipes 0.11.0

Full Changelog:

• [ADDED] heat_consumer plotting
• [ADDED] variable "u_w_per_m2k" to std_type pipe
• [ADDED] standard district heating pipe types
• [ADDED] support for Python 3.12
• [ADDED] t_outlet_k to result tables of branch components
• [ADDED] relying tests, to check the ability to work with pandapower develop
• [ADDED] bidirectional calculation mode for heat calculations
• [CHANGED] heat_consumer to enable temperature control
• [CHANGED] switched from setup.py to pyproject.toml
• [CHANGED] variable "alpha_w_per_m2k" to "u_w_per_m2k"
• [CHANGED] option "all" for pipeflow heat calculations to "sequential", the new option is "bidirectional"
• [CHANGED] volume flow in result tables instead of normalized volume flow for non gas fluids
• [CHANGED] introduction of slack mass flow into nodes as solved variable
• [CHANGED] circulation pumps are now branches and thus cannot generate or consume mass
• [FIXED] Pressure plot not working for circ pump
• [FIXED] volume flow rate for incompressible fluids based on real density, thus in this case results are renamed from "vdot_norm_m3_per_s" to "vdot_m3_per_s"
• [FIXED] some imports from pandapower
• [FIXED] NAN to nan because of numpy changes
• [FIXED] if velocity in a branch is negative to get corrected nodes from the branch pit
• [FIXED] plot pressure profile not working for circulation pump sources
• [FIXED] Infeed switches are considered correctly
• [FIXED] Heat consumers with qext_w = 0 and temperature control ignore temperature set points
• [FIXED] alpha also applied to mdot
• [REMOVED] support for Python 3.8 due to EOL

More Details: v0.10.0...v0.11.0

pandapipes 0.10.0

What's Changed

• Added unsupplied_junctions and elements_on_path to pandapipes by @mfranz13 in #592
• Made some node entries more global than just in pipe by @dlohmeier in #602
• fixed error for setting output pressure in case of oos circulation pumps by @dlohmeier in #595
• description-file is deprecated. Renamed it to description_file. by @SimonRubenDrauz in #589
• renamed JAC_DERIV_DT1 to JAC_DERIV_DTOUT in branch_idx by @dlohmeier in #598
• Simple heat consumer implementation by @dlohmeier in #599
• Props norm by @SimonRubenDrauz in #597
• Release 0.10.0 by @EPrade in #608

New Contributors

• @mfranz13 made their first contribution in #592

Full Changelog

• [ADDED] function for plotting pressure profile
• [ADDED] function for calculating distance to junctions
• [ADDED] topology function for returning unsupplied junctions
• [ADDED] topology function for returning elements on path
• [ADDED] function for getting all branch-component table names
• [ADDED] function for getting all branch-component models
• [ADDED] component 'heat_consumer' that combines the two components heat_exchanger and flow_control
• [CHANGED] moving generalizing pit entries up from specific components to the abstract class
• [CHANGED] 'JAC_DERIV_DT1' to 'JAC_DERIV_DTOUT'
• [CHANGED] solving for minit instead of vinit
• [CHANGED] distinct max. iteration settings for hydraulic and thermal calculation
• [CHANGED] default tolerances from 1e-4 to 1e-5
• [FIXED] results of old grid are wrong, pipeflow needs to be conducted again
• [FIXED] taking norm density instead of real density in Darcy-Weisbach equation
• [FIXED] in circulation pumps only junctions in-service are considered

pandapipes 0.9.0

• [ADDED] multiple creation of heat exchanger
• [ADDED] support Python 3.11
• [ADDED] after the connectivity check, intercept the pipeflow
• [ADDED] biomethane as additonal fluid
• [ADDED] result tables modularly
• [CHANGED] dropped support for Python 3.7
• [CHANGED] connectivity check now separated by hydraulics and heat_transfer calculatio
• [CHANGED] dynamic creation of lookups
• [CHANGED] components can have their own internal arrays for specific calculations
• [CHANGED] changing from setuptools flat-layout into src-layout
• [CHANGED] calculate thermal derivative globally, adaptions before/after component-wise
• [CHANGED] moving 'result_extraction' under pf folder
• [FIXED] in STANET converter: bug fix for heat exchanger creation and external temperatures of pipes added
• [FIXED] build igraph considers all components
• [FIXED] creating nxgraph and considering pressure circulation pumps correctly
• [FIXED] error in tutorial 'circular flow in a district heating grid'
• [FIXED] caused error during 'pip install pandapipes'
• [REMOVED] branch TINIT removed as it is not a solution variable, temperature determined on the fly
• [REMOVED] 'converged' setting from options

pandapipes 0.8.5

• [FIXED] consider ambient pressure in calculation of compression power for pumps/compressors
• [FIXED] np.bool error in pipeflow calculation due to deprecation of np.bool
• [FIXED] use igraph package instead of python-igraph (has been renamed)
• [ADDED] gas specific calculation of heat capacity ration kappa = cp/cv (for pumps/compressors)
• [REMOVED] Python 3.7 removed from test pipeline due to inconsistencies with pandapower

pandapipes 0.8.4

• [FIXED] added flow control to nxgraph
• [FIXED] there was a bug when calculating pump pressure
• [FIXED] if all pumps are out of service, the pipeflow did not converge
• [FIXED] remove unnecessary checkout in release.yml and tutorial tests

For full changes see CHANGELOG.rst.

pandapipes 0.8.3

• [FIXED] inconsistency between testpypi and pypi

pandapipes 0.8.2

• [FIXED] failing tutorial tests on pypi

pandapipes 0.8.1

• [ADDED] shapely as additional requirement
• [ADDED] missing components in collection docu
• [FIXED] undetected failing tests

For full changes see CHANGELOG.rst.

pandapipes 0.8.0

• [ADDED] new component flow controller: a branch component that controls the flow through itself
• [ADDED] new component mass_storage
• [ADDED] a stanet converter has been added incl. a stanet converter documentation
• [ADDED] automated release process
• [ADDED] adding property based on the sutherland model
• [ADDED] besides regression models it is also possible to use interpolation models in case of StdTypes
• [ADDED] enable bulk creation of flow controls and ext grids
• [ADDED] documentation check which is able to throw errors in case of warnings
• [CHANGED] circ pump is now a branch component
• [CHANGED] default roughness parameter k_mm for pipes is now 0.2 mm instead of 1 mm (all create_pipe... functions)
• [CHANGED] instead of from and to junction, in case of circulation pumps it is called return and flow junction from now on
• [CHANGED] suffix 'flow' added to input variable p, t an mass in case of circulation pumps
• [CHANGED] ctrl/ts_variables dict in multinet gets an intermediate level 'nets'
• [CHANGED] order of the pump entries was adapted (v, p, degree)
• [CHANGED] by default p and t are set to None in case of ext grids
• [FIXED] removed unused import of 'progress_bar' from pandapower which caused import problems

For full changes see CHANGELOG.rst.

pandapipes 0.7.0

• [ADDED] function to test tutorials / jupyter notebooks
• [ADDED] numba's Just-in-time implementation
• [ADDED] function for subnet selection
• [ADDED] functions for standard type changes
• [CHANGED] timeseries progress bar now shown with tqdm as in pandapower
• [CHANGED] some restructuring
• [CHANGED] derivatives and some result extraction functions were made global. Pre-/ post derivative calculation functions
• [CHANGED] standard types now under net.std_types
• [CHANGED] renaming extract_results to init_results
• [FIXED] bugfix to resolve problems with numpy indexing
• [FIXED] HHV/LHV for H2 corrected
• [FIXED] only considering external grids, which are in service
• [FIXED] preventing unexpected behavior of pressure control component
• [FIXED] individual run function in run_timeseries

For full changes see CHANGELOG.rst.