v0.10.0

GasModels v0.10.0

Diff since v0.9.3

Merged pull requests:

• Updates for New NL Interface (#256) (@ccoffrin)

v0.9.3

GasModels v0.9.3

Diff since v0.9.2

Merged pull requests:

• Update Memento dependency (#250) (@adammate)
• Steady State OGF Linear Relaxation (#253) (@kaarthiksundar)
• Linear approximation for pipe headloss and new problem for simulations (#254) (@hskkanth)
• Linear Approximation (#255) (@kaarthiksundar)
• Fix documentation build (#257) (@odow)
• Fix CI on Windows (#259) (@ccoffrin)

v0.9.2

GasModels v0.9.2

Diff since v0.9.1

Merged pull requests:

• Steady state pipe elevation constraint (#243) (@hskkanth)
• Transient Elevation Constraint (#244) (@hskkanth)
• Simplified Storage Model (#245) (@hskkanth)
• Fix for zeros in storage data (#247) (@hskkanth)

v0.9.1

GasModels v0.9.1

Diff since v0.9.0

Merged pull requests:

• Stready state storage (#235) (@rb004f)
• Bidirectional compressor for Transient Model (#236) (@kaarthiksundar)
• FIX: prep_transient_data! gets called twice (#237) (@pseudocubic)
• Used the correct for of a constraint (#238) (@rb004f)
• Nondimensionalize compressor objective (#240) (@rb004f)
• Length equal 0 check (#242) (@rb004f)

v0.9.0

GasModels v0.9.0

Diff since v0.8.2

Merged pull requests:

• Minor fixes (#219) (@rb004f)
• FIX: Ensure consistency in assigned GasLib component indices (#220) (@tasseff)
• UPD: Updates for new multi-infrastructure conventions (#222) (@tasseff)
• ADD: data sources table to matgas format (#223) (@pseudocubic)
• REF: Switch to Github Actions from Travis (#224) (@pseudocubic)

v0.8.2

GasModels v0.8.2

Diff since v0.8.1

v0.8.1

GasModels v0.8.1

Diff since v0.8.0

v0.8.0

GasModels v0.8.0

Diff since v0.7.0

Closed issues:

• Compressor Horsepower constraints (#33)
• Use relaxation schemes of Infrastructure Models.jl (#55)
• Modify the gf formulation to be like pf (#78)
• create tests for directed compressors, short pipes, and valves (#88)
• Write up documentation of matlab format (#92)
• new compressors are modeled a bi directional in the constraints (#103)
• mixed directed/undirected model (#112)
• Constant pressure (#134)
• update documentation to replace yn and yp variable description with just the y variable (#138)
• consider reporting a calculated value for y variables (#140)
• Convert test input files to be in SI units rather than per unit (#148)
• Move long running tests into examples (#155)
• Convert GasModels to use new solution builder structures (#157)
• Rename models to represent physics rather than mathprograming (#158)
• directionality behavior (#161)
• defining reverese direction (#167)
• Compatible with InfrastructureModels v0.5 (#180)
• MISOCP uses NLconstraint or NLobjective? (#189)
• rename gaslib40, gaslib135, gaslib582 (#198)
• Remove dead files (#203)
• Location of Gas Junctions (#205)
• Corner cases in constraint_sink_flow, constraint_source_flow, constraint_conserve_flow (#207)

Merged pull requests:

• Ensure solution processor safety when computing square roots (#193) (@tasseff)
• Refactoring of modeling pipe flow directions (#194) (@rb004f)
• refactoring resistor direction data (#195) (@rb004f)
• Direction refactor (#196) (@rb004f)
• Refactoring of compressor directions (#199) (@rb004f)
• ADD: GasLib parsing functions and implementation of pressure reducing valves (#202) (@tasseff)
• Direction refactor (#204) (@rb004f)
• Direction refactor (#206) (@rb004f)
• Refactoring of formulation names (#208) (@rb004f)
• Gaslib format support (#209) (@rb004f)
• switch from @NLConstraint to @constraint on bilinear constraints (#210) (@rb004f)
• Changed some bilinear functions declaraed as @NLConstraint to @constraint (#212) (@rb004f)
• FIX: calc_connected_components (#213) (@pseudocubic)
• Bug fixes for compression ratio computations (#214) (@rb004f)
• Allow dynamic creation of direciton variables (#215) (@rb004f)
• FIX: Incorrect resistor physics (#216) (@tasseff)
• Storage addition to transient model (#217) (@kaarthiksundar)
• ADD: Strengthening constraints for resistors and loss resistors (#218) (@tasseff)

v0.7.0

GasModels v0.7.0

Diff since v0.6.0

Closed issues:

• Replace test json input files with equivlent matlab input files (#82)
• add valves, control valves, short pipes, and resistors to matlab format (#84)
• Rename function mlab2gm_connection (#99)
• rename consumers to be delivery and producers to be receipt (#122)
• Add support for transfer components (#126)
• Standardize inputs mass flow (#127)
• rename control valves as regulators (#130)
• solution post processor for compressor and regulator ratios (#191)

Merged pull requests:

• Examples (#168) (@rb004f)
• REF: InfrastructureModels solutions (breaking) (#169) (@pseudocubic)
• Transient Optimization problem formulation (#172) (@kaarthiksundar)
• Examples (#173) (@rb004f)
• cleaned up most of the examples (#175) (@rb004f)
• Examples (#176) (@rb004f)
• Dispatchable (#178) (@rb004f)
• Updates for v0.7 (#181) (@tasseff)
• Rename post_ to build_ and tighten l_ne_pipe bounds. (#182) (@tasseff)
• V0.7 rc documentation (#186) (@kaarthiksundar)
• V0.7 rc (#190) (@kaarthiksundar)

v0.6.0

GasModels v0.6.0

Diff since v0.5.0

Closed issues:

• Create the abs form of the Weymouth equations (#18)
• Non-binary version of compressor/control valve direction constraints (#30)
• Tidy Whitespace (#75)
• Add upper bound to relaxation of weymouth equations in the Misocp formulation (#83)
• Drop Memento upperbound (#86)
• checked for id collisions in edges (#95)
• create the ability to customize ref data structrures (#96)
• Update Infrastructure Models Conventions (#97)
• extend the build_ref function to allow arbitrary reference building (#102)
• precompute all big values (#111)
• Revisit A1, A2, A3 SI units (#114)
• GasModels.jl v0.4.2 (#120)
• Generalize NE problem (#121)
• Eliminate the connections reference object (#128)
• seperate constraint names for resisitors (#129)
• v0.5.0 release (#131)
• Travis and Documeter Maintenance (#150)
• Add Support for JuMP v0.21 (#153)

Merged pull requests:

• Removing requirement that all connections must have a unqiue id (#132) (@rb004f)
• Script to convert ArcGIS CSVs to Matlab MGC format (#133) (@3ch01c)
• OGF implementation (#135) (@rb004f)
• REF: Style Upgrade / Refactor (#136) (@pseudocubic)
• Updated CSV to MGC conversion script (#137) (@3ch01c)
• ADD: data consistency checks (#144) (@pseudocubic)
• Updated csv2mgc script (#145) (@3ch01c)
• Matgas Format Refactor (#147) (@pseudocubic)
• Install TagBot as a GitHub Action (#151) (@JuliaTagBot)
• ADD: transient file parser (#152) (@pseudocubic)
• delete csv2mgc script (#154) (@3ch01c)
• Updates for JuMP v0.21 and InfrastructureModels v0.4 (#166) (@ccoffrin)