SDDP 16.0.8

📅 Date: 2021-10-06
🔗 Download: Windows | Linux

Official release

SDDP 16.0.8rc2

📅 Date: 2021-09-30
🔗 Download: Windows | Linux

New features and improvements

• Model
  • Hourly representation
    • added the representation of fuel price sensitivity factors

SDDP 16.0.8rc1

📅 Date: 2021-09-16
🔗 Download: Windows | Linux

New features and improvements

• Model
  • new output: energy lost by hydro spillage

SDDP 16.0.7

📅 Date: 2021-09-10
🔗 Download: Windows | Linux

New features and improvements

• Model
  • added option for optimizing thermal combined cycle state in the block resolution
  • Hourly representation
    • added outage sampling representation for hydro and thermal plants

SDDP 16.0.7rc30

📅 Date: 2021-09-02
🔗 Download: Windows | Linux

New features and improvements

• Model
  • increased the maximum number of renewable plants from 5,000 to 6,000

SDDP 16.0.7rc29

📅 Date: 2021-08-30
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • included the consideration of the option for defining a downstream plant for the stored energy calculation different from the downstream for turbining

SDDP 16.0.7rc28

📅 Date: 2021-08-18
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the writing of the generation report in hourly executions with elastic demand

SDDP 16.0.7rc27

📅 Date: 2021-08-13
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the modelling of sum of circuit flow constraints containing future circuits

SDDP 16.0.7rc26

📅 Date: 2021-07-28
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • increased an internal dimension related to the number of violated circuits

SDDP 16.0.7rc25

📅 Date: 2021-07-27
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the calculation of Optgen cuts for batteries

SDDP 16.0.7rc24

📅 Date: 2021-07-24
🔗 Download: Windows | Linux

New features and improvements

• Model
  • integration with PSRIO tool

SDDP 16.0.7rc23

📅 Date: 2021-07-22
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed the secondary reserve bids modelling in the hourly resolution

SDDP 16.0.7rc22

📅 Date: 2021-07-20
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed the reading of hourly power injections data when there is more than one scenario

SDDP 16.0.7rc21

📅 Date: 2021-07-15
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • included a term related to the operative storage of run-of-river plants in the hydro secondary reserve contribution limit

SDDP 16.0.7rc20

📅 Date: 2021-07-14
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed the list of backing generators in the secondary reserve of compensation of agents in defined group

SDDP 16.0.7rc19

📅 Date: 2021-07-07
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed the writing of fuel reservoir outputs, when they are not associated with fuel contracts

SDDP 16.0.7rc18

📅 Date: 2021-07-01
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed an issue in the consideration of the initial conditions of water travel

SDDP 16.0.7rc17

📅 Date: 2021-06-29
🔗 Download: Windows | Linux

New features and improvements

• Model
  • conversion of parallel execution management tool in Linux for Python3

SDDP 16.0.7rc16

📅 Date: 2021-06-29
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an issue in the management of opened files

SDDP 16.0.7rc15

📅 Date: 2021-06-28
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error in the detection of infeasible thermal minimum generation in the multi-stage deterministic problem (SDDP scenarios)

SDDP 16.0.7rc14

📅 Date: 2021-06-16
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error regarding the evaporation of future hydro plants in the multi-stage deterministic problem (SDDP scenarios)

SDDP 16.0.7rc13

📅 Date: 2021-06-10
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed an error in the energy demand convertion from GWh to MW

SDDP 16.0.7rc12

📅 Date: 2021-05-28
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed the calculation of the accumulated hydro production factor

SDDP 16.0.7rc11

📅 Date: 2021-05-14
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • added a protection for the writing of outputs when the execution of a a problem has failed

SDDP 16.0.7rc10

📅 Date: 2021-05-13
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed an error in the import of demand hourly data

SDDP 16.0.7rc9

📅 Date: 2021-04-30
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error in the modelling of the outflow x tailwater elevation table, when the maximum turbining is greater than the outflow of the last point informed in the table

SDDP 16.0.7rc8

📅 Date: 2021-04-27
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the writing of the penalties outputs for the joint reservoir constraints

SDDP 16.0.7rc7

📅 Date: 2021-04-24
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed a compatibility issue in the scenario sorting for simulations starting in a stage after the initial stage of the policy

SDDP 16.0.7rc6

📅 Date: 2021-04-20
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed a memory allocation issue in cases with commercial dispatch

SDDP 16.0.7rc5

📅 Date: 2021-04-19
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • changed default re-execution strategy for hourly problems

SDDP 16.0.7rc4

📅 Date: 2021-04-12
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • added a protection for initial conditions in thermal minimum uptime constraints

SDDP 16.0.7rc3

📅 Date: 2021-04-06
🔗 Download: Windows | Linux

New features and improvements

• Model
  • increased an internal dimension related to the maximum number of demands

SDDP 16.0.7rc2

📅 Date: 2021-04-01
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an issue in the modelling of secondary reserve constraints, involving hydro or thermal plants that can’t meet their primary reserve requirement

SDDP 16.0.7rc1

📅 Date: 2021-03-24
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the block reported in the warnings output (sddpwarnings.csv), in hourly executions

SDDP 16.0.6

📅 Date: 2021-03-18
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed the edition of macro-agents in the graph module

SDDP 16.0.6rc13

📅 Date: 2021-03-16
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an issue regarding hydro plant turbining loops, that led to a freezing of the execution

SDDP 16.0.6rc12

📅 Date: 2021-03-11
🔗 Download: Windows | Linux

New features and improvements

• Model
  • Hourly representation
    • new output: violation of hydro outflow ramp

Fixed Bugs

• GUI
  • fixed an issue in the importation of hydro plants data

SDDP 16.0.6rc11

📅 Date: 2021-03-02
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an issue that prevented the use of chronological emission costs in studies with more than one system

SDDP 16.0.6rc10

📅 Date: 2021-02-23
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • changed the total fuel availability and fuel consumption rate constraints to consider fuel contract supply
    • corrected the hydro stored energy outputs, in order to consider the useful storage, instead of the total storage

SDDP 16.0.6rc9

📅 Date: 2021-02-19
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • change the total fuel availability and fuel consumption rate constraints to consider fuel contract supply instead of fuel reservoir consumption
  • fix the deletion of temporary files in Linux
• GUI
  • implementation to avoid conflict with Dropbox while saving sddp.dat file

SDDP 16.0.6rc8

📅 Date: 2021-02-12
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • included the fuel reservoir consumption in the total fuel availability and fuel consumption rate constraints

SDDP 16.0.6rc7

📅 Date: 2021-02-10
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • corrected issue with the outputs for the penalty costs of joint reservoir constraints so that they may vary with series

SDDP 16.0.6rc6

📅 Date: 2021-02-04
🔗 Download: Windows | Linux

New features and improvements

• Model
  • created outputs for the penalty costs of the three joint reservoir constraints: alert energy, security energy and flood control energy

SDDP 16.0.6rc5

📅 Date: 2021-02-03
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed an error in the consideration of hydro plant irrigation when the input data wasn’t informed for the whole study horizon

SDDP 16.0.6rc4

📅 Date: 2021-01-28
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed an error in the consideration of hydro plant irrigation when the input data wasn’t informed for the whole study horizon

SDDP 16.0.6rc3

📅 Date: 2021-01-21
🔗 Download: Windows | Linux

New features and improvements

• Model
  • new outputs: current renewal of integral fuel contract, carry forward withdrawl per fuel contract and make-up contribution per fuel contract

SDDP 16.0.6rc2

📅 Date: 2021-01-14
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • changed the name and description of the ggndpu output to renwscen, in order to clarify its meaning as the renewable scenarios
  • new output called usernw created to be what the description of the old ggndpu output led to believe, the renewable generation in percentage
  • added protection so that the tailwater table must be informed in crescent order
  • corrected rgtsec output for multi-fuel thermal plants, in which all fuels were represented as providing reserve individually, instead of sharing the capacity

SDDP 16.0.6rc1

📅 Date: 2021-01-06
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • increased the maximum size of interconnection names from 10 to 12 characters
  • fixed the reserve constraints modelling in coordinated cases
  • increased an internal dimension related to the number of violated circuits
• GUI
  • increased the maximum size of interconnection names from 10 to 12 characters

SDDP 16.0.5

📅 Date: 2020-12-21
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed an error in the consideration of hydro plant irrigation when the input data was informed with blank values

SDDP 16.0.5rc7

📅 Date: 2020-12-18
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error in the graph module in the conversion of data from block to hour for outputs that do not vary inside the stage

SDDP 16.0.5rc6

📅 Date: 2020-12-15
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error in the simulation with reduced FCF

SDDP 16.0.5rc5

📅 Date: 2020-12-08
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • added a protection against infiltration loops in cascades
• GUI
  • fixed an error that hide dummy thermal plants in the generation constraints screen

SDDP 16.0.5rc4

📅 Date: 2020-11-25
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • corrected the circuit flow and the circuit income outputs

SDDP 16.0.5rc3

📅 Date: 2020-11-13
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the creation of renewable source macro-agents for the general technology type
• GUI
  • fixed the saving of sensitivity data, in order to give preference to the explicit factor over the implicit factor

SDDP 16.0.5rc2

📅 Date: 2020-10-28
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error that made the definition of chronological data for the additional years obligatory, for cases without additional years that had the option to use chronological data of the additional years selected

SDDP 16.0.5rc1

📅 Date: 2020-10-28
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fixed the values of thermal minimum generation penalty in the costs by category output, which were divided by 1000

SDDP 16.0.4

📅 Date: 2020-10-09
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error that prevented negative values for power injections

SDDP 16.0.4rc14

📅 Date: 2020-10-08
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error while reading of the states file for specific cases of simulation reading the initial states file (commercial dispatch) in which the number of elements of the simulation is less than the number of elements in the file
• GUI
  • fixed an specific error that did not allow defining values in the Thermal emission coefficient screen

SDDP 16.0.4rc14

📅 Date: 2020-10-06
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the optimization problem of the backward phase, regarding the renewable generation scenarios in both generation constraints and renewable generation limits for plants with spillage or O&M cost

SDDP 16.0.4rc13

📅 Date: 2020-10-05
🔗 Download: Windows | Linux

New features and improvements

• GUI
  • improved the copy and paste in chronological data grids

Fixed Bugs

• Model
  • fixed a numerical imprecision issue that could appear in the non-controllable spillage constraint for hydro reservoirs, leading to infeasibility

SDDP 16.0.4rc12

📅 Date: 2020-10-02
🔗 Download: Windows | Linux

New features and improvements

• Model
  • introduced the possibility of violating the chronological thermal minimum generation constraints, which is associated with a penalty cost
  • new outputs: violation of thermal minimum generation constraint and violation cost of thermal minimum generation constraint

Fixed Bugs

• Model
  • fixed the verification that data was informed for all demand segments in the demand per block and demand price per block input files
• GUI
  • fixed data import of variable duration of blocks

SDDP 16.0.4rc10

📅 Date: 2020-09-24
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error in the values of deficit per bus presented in the warnings output (sddpwarnings.csv), when more than one segment was defined

SDDP 16.0.4rc9

📅 Date: 2020-09-16
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • adjustments for thermal commitment decisions by stage
• GUI
  • fixed the cut function in data grids

SDDP 16.0.4rc8

📅 Date: 2020-09-08
🔗 Download: Windows | Linux

New features and improvements

• Model
  • new output: battery nominal capacity

Fixed Bugs

• Model
  • fixed the reading of hourly load and load price input files for demands with more than one segment
  • Hourly representation
    • fixed the fuel reservoir names
    • fixed the maximum reserve assignment to multi-fuel thermal plants

SDDP 16.0.4rc7

📅 Date: 2020-09-04
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the conversion from GWh to MWh and from MWh to GWh on the graph module
  • fixed the display of the currency unit in the results of the graph module

SDDP 16.0.4rc6

📅 Date: 2020-09-03
🔗 Download: Windows | Linux

New features and improvements

• Model
  • Hourly representation
    • added secondary reserve constraint for DC links

Fixed Bugs

• Model
  • Hourly representation
    • fix penalty definition for contraints with penalties equal to zero

SDDP 16.0.4rc5

📅 Date: 2020-09-02
🔗 Download: Windows | Linux

New features and improvements

• Model
  • Hourly representation
    • added secondary reserve constraint, except for DC links
• GUI
  • added automatic penalty option for secondary reserve and generation constraints

Fixed Bugs

• Model
  • fixed an error on the calculation of the generic emission penalties for the final reports
• GUI
  • fixed system validation problem
  • fixed a recalculation problem at the fuel grid
  • fixed data import of hydrological station with blank downstream code

SDDP 16.0.4rc4

📅 Date: 2020-08-26
🔗 Download: Windows | Linux

New features and improvements

• Model
  • added new macro-agent for renewable source technology type
  • added technology type as a new graph filter for renewable source

SDDP 16.0.4rc3

📅 Date: 2020-08-24
🔗 Download: Windows | Linux

New features and improvements

• GUI
  • included the automatic deletion of temporary files from hourly executions

SDDP 16.0.4rc2

📅 Date: 2020-08-21
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed an error in the search of generation constraints
  • fixed an error when adding a new element to a general constraint
• Model
  • fixed an error in the representation of power injections in circuit flow constraints

SDDP 16.0.4rc1

📅 Date: 2020-07-29
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed the representation of fuel contracts with make-up clauses for contracts with one stage of duration
  • improved the carry forward consumption output

SDDP 16.0.3

📅 Date: 2020-07-24
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed an error while saving fuel price scenarios that caused the duplication of data in each save
  • fixed an error that prevented saving new power injections data
• Model
  • fixed an error in the detection of infeasible thermal minimum generation

SDDP 16.0.2

📅 Date: 2020-07-16
🔗 Download: Windows | Linux

Official release

SDDP 16.0.2rc7

📅 Date: 2020-07-16
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • added the representation of outflow ramp constraints for run-of-river hydro plants

SDDP 16.0.2rc6

📅 Date: 2020-07-15
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • added a protection in cases where the slice duration defined is greater than the stage duration

SDDP 16.0.2rc5

📅 Date: 2020-07-15
🔗 Download: Windows | Linux

New features and improvements

• Model
  • New option for printing FCF file in Excel format

Fixed Bugs

• GUI
  • fixed an error when importing or exporting fuel price scenarios without data

SDDP 16.0.2rc4

📅 Date: 2020-07-13
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed an error that did not allow defining decimal values for ramp-up and ramp-down in the hydro plant operating constraints screen
• Model
  • corrected the writing of the warnings output (sddpwarnings.csv) in parallel executions with binary outputs

SDDP 16.0.2rc3

📅 Date: 2020-07-09
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed an error when loading non-thermoelectrical demand data
• Model
  • fixed an error in the application of the sensitivity factor to synthetic hydro inflows, when reading initial condition from user file

SDDP 16.0.2rc2

📅 Date: 2020-07-07
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • fixed an error in the maximum operative storage representation for studies in which this data is not defined since the beggining of the horizon

SDDP 16.0.2rc1

📅 Date: 2020-07-02
🔗 Download: Windows | Linux

New features and improvements

• Model
  • added the exclusion of temporary files from the hourly model at the end of the execution

Fixed Bugs

• Model
  • Hourly representation
    • corrected fuel contract output files to be compatible with the block representation outputs
    • corrected the representation of the relationship between the fuel contract additional amount and the fuel reservoir

SDDP 16.0.1

📅 Date: 2020-06-22
🔗 Download: Windows | Linux

New features and improvements

• GUI
  • added the possibility to include files generated by TSL in the compact case data option
• Model
  • extended the representation of power injections to studies without transmission network

SDDP 16.0.1rc4

📅 Date: 2020-06-20
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • fixed an error when saving hourly price of demand data
  • fixed an error when creating a new power injection data

SDDP 16.0.1rc3

📅 Date: 2020-06-17
🔗 Download: Windows | Linux

Fixed Bugs

• GUI
  • included the input files for power injection scenarios (capacity and cost) on weekly studies in the compact case data option
• Model
  • fixed an error in the power injections (capacity and cost) when using block aggregation in the operating policy
  • Hourly representation
    • fixed an error in the writing of the interconnection outputs

SDDP 16.0.1rc2

📅 Date: 2020-06-15
🔗 Download: Windows | Linux

Fixed Bugs

• Model
  • Hourly representation
    • fix default value to enable crossover in hourly executions

SDDP 16.0.1rc1

📅 Date: 2020-06-09
🔗 Download: Windows | Linux

New features and improvements

• GUI
  • started saving the SDDP renewable scenarios data defined for stations with TSL data source selected

Fixed Bugs

• Model
  • Hourly representation
    • fixed an error in the consideration of power injection capacity and cost scenarios defined in block resolution

SDDP 16.0

📅 Date: 2020-06-03
🔗 Download: Windows | Linux

Please refer to the “# SDDP 16.0 Readme” file for the release notes:

• English
• Español
• Português

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