Categories - Energy Systems - Energy System Modeling Frameworks
Topics
loadflow, power-system-analysis, adequacy, powsybl, rte, previsionnel, mathematical-modelling, optimisation-model, modelling-framework, gymnasium, short-circuit, bilan, power-system-dynamics, load-flow, sequential-decision-making-problems, tyndp, energy-planners, investment, students, anaconda, miniconda, spine-toolbox, matpower-github, very-large-scale-systems, tight-and-compact-formulation, power-to-hydrogen, network-constrained-unit-commitment, integrated-resource-planning, hydro-cascade-basins, hourly-resolution, generation-storage-networks-investments, energy-storage-systems, dynamic-investment-decisions, dc-power-flow, quasi-stationary, rhdf5, distribution-shift, mixed-integer-linear-programming, modular, groovy, extensible, system, state-estimation, linopy, timedomain, small-signal, modeling-dae, eigenvalue-analysis, andes, decarbonisation, stochastic-simulation-algorithm, manipulatewidge, electric, dygraphs, esdl, energy-transition-calculation, energy-information, description-language, emt, psp-ufu, industry-aplication, harmonics, graphical-user-interface, free-libre-open-source-software, free-and-open-source-software, computer-aided-design, glpk, energy-models, times, optimization-model, integrated-markal-efom, bottom-up-model, water-energy-nexus, unit-commitment, substations, renewable-resources, n-1-criterion, electricity-supply, economic-dispatch, dispatchable-units, dc-flow, FAME, electromagnetic-transient, dynamic-phasors, power-system-stabilizer, power-system-stability, power-system-dynamic-modeling, power-grid, gridcal, energy-systems-modelling, reoptjl, reopt-lite-api, reopt-api, klu, process-systems-engineering, modelling-tool, dispatch, energy-optimization-model, cgmes, typical-periods, aggregation, datamodel, user-defined-control, synchronous-machine, stability,
Projects
Contributors
Jonas-58 [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
Stefan Daehling [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
Ghassen Nakti [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
dynamic-phasors, electromagnetic-transient, emt, power-systems, powerflow, quasi-stationary
Nève Alexandre [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
capacity-expansion-planning, clean-energy, climate-change, electrical-engineering, energy-system, energy-systems, loadflow, optimal-power-flow, optimisation, power-flow and 8 more
Tom Brown [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
capacity-expansion-planning, clean-energy, climate-change, electrical-engineering, energy-system, energy-systems, loadflow, optimal-power-flow, optimisation, power-flow and 8 more
WvanLelyveld [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
henri.lubjuhn [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
dynamic-phasors, electromagnetic-transient, emt, power-systems, powerflow, quasi-stationary
pipeacosta [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
dynamic-phasors, electromagnetic-transient, emt, power-systems, powerflow, quasi-stationary
Bettina Schäfer [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
dynamic-phasors, electromagnetic-transient, emt, power-systems, powerflow, quasi-stationary
Junjie Zhang [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
dynamic-phasors, electromagnetic-transient, emt, power-systems, powerflow, quasi-stationary, cim, iec61970
Arthur Chan [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
fuzz-testing, fuzzing, oss-fuzz, stability, vulnerabilities, cloud-computing, compliance, gcp, lambda, rules-engine and 9 more
Andreas [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
Johann Wagner [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
zapf_da [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
BerndCzech [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
Adel Memariani [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
daryna [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
c.winger [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
quentinpeyras [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
Alexis Michaltsis [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
Maja Zimmermann [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family, oemof, brandenburg, energy-system-model
MFinkendei [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
NB-KREDER\kreder [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
shara [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
Jakob Moecke [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
Charlotte vm [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
AemanMalik [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family
JN-TBW-EX [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
capacity-expansion-planning, clean-energy, climate-change, electrical-engineering, energy-system, energy-systems, linopy, loadflow, optimal-power-flow, optimisation and 7 more
Le Bihan [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
Sébastien Murgey [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, demo-application, grid-study-environment and 7 more
Yunus AYDIN [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
assistant-chat-bots, assistive-technology, collections, generative-art, generative-design, generative-music, generative-testing, generative-text, software-development
Marianne Funfrock [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl
ChamseddineBhd [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, powsybl-incubator, user-stories
Giovanni Ferrari [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, powsybl-incubator, one-line-diagram and 1 more
nicolaslhuillier [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, demo-application, grid-study-environment and 2 more
Ghiles Abdellah [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, user-stories
phiedw [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl
Olivier Bretteville [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl
anistouri [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl
Lucas Leblow [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, bpf, cncf and 9 more
RaWa [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, emscripten, wasi and 4 more
Dominique Lasserre [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
AMROUN [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl
Bobby Noelte [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
Troy Bober [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
energy-system-modelling, energy-systems, modelling-framework
Andra [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oemof
Gerrit [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
planning, power, power-system-analysis, power-system-simulation, power-systems, renewable-energy, renewables
Milind R [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
planning, power, power-system-analysis, power-system-simulation, power-systems, renewable-energy, renewables
paragpatil39 [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oemof
NoCh [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oemof
pebasantaf [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oemof
Thales Lima Oliveira [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
computer-aided-design, educational-software, free-and-open-source-software, free-libre-open-source-software, graphical-user-interface, harmonics, induction-motors, industry-aplication, open-source-project, power-flow and 7 more
PascalLesage [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
planning, power, power-system-analysis, power-system-simulation, power-systems, renewable-energy, renewables
Niina Helisto [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
energy-system-modelling, energy-systems, modelling-framework
Darynarli “[email protected]”
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
oep, open-energy-family
kmcelwee [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ami-solution, open, smart-grid
Jonas Kock am Brink [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
loadflow, power, powerflow, short-circuit, state-estimation, system
Samuel Letellier-Duchesne [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
aggregation, energy-system, typical-periods, dataframe, series, archetypes, buildings, energy-simulation, energyplus, energyplus-models and 20 more
bill-becker [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
nrel, renewable-energy, reopt-api, reopt-lite-api, reoptjl
dennis [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
datamodel, powersystem, apexcharts, java-apexcharts, java-wrapper
Sohail Khan [PhD] [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
loadflow, power, powerflow, short-circuit, state-estimation, system
Ni Wang [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
Jonas Huber [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
oep, open-energy-family, decisions, discussion, organisation, sql-alchemy-bindings, database-migrations, oemetadata, sqlalchemy-engine, data-model and 6 more
SYLLA MOHAMED [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
iec61850
Daniel_Doehring [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
dynamic-phasors, electromagnetic-transient, emt, power-systems, powerflow, quasi-stationary, adaptive-mesh-refinement, amr, conservation-laws, discontinuous-galerkin and 3 more
Gustavo Valverde [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
electrical, energy-system, nrel, powersystems, dynamic, simulations
kemihak [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
antares-simulation, cluster, rte, adequacy, bilan, hdf5, optimisation, previsionnel, rhdf5, tyndp
sebastien petitrenaud [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl, user-stories
GiuseppeLaera [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
energy-system, energy-system-modeling, gridcal, modelica, power-grid, power-grids, power-system-dynamic-modeling, power-system-dynamics, power-system-simulation, power-system-stability and 8 more
Florian Omnès [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
adequacy, power-systems, powersystems
Petr Janecek [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
cim, energy-system, extensible, groovy, modular, power-system-simulation, power-systems, powsybl
Cameron Wade [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
energy-system-model, scenario-analysis, temoa
tobirohrer [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
energy-system, modelling-framework, energy-storage, energy-storage-systems, gym, gymnasium, model-predictive-control, optimal-control, reinforcement-learning, solar-energy and 18 more
Donnot Benjamin [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
loadflow, power, powerflow, short-circuit, state-estimation, system, baseline, grid2op, powergrid-operation, reinforcement-learning-algorithms and 6 more
Erwan Guichard [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
energy-system, power-system-simulation, power-systems, power-systems-analysis
Konstantin Löffler [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
climate-change, coal, gatsby, gatsbyjs, wordpress
Wenzel Grigorevski [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
loadflow, power, powerflow, short-circuit, state-estimation, system
Jakob Kirschner [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
loadflow, power, powerflow, short-circuit, state-estimation, system
Francisco Gómez [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
energy-system, energy-system-modeling, gridcal, modelica, power-grid, power-grids, power-system-dynamic-modeling, power-system-dynamics, power-system-simulation, power-system-stability and 9 more
Tars Verschelde [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
Tasku [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
Tars Verschelde [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
u0122387 [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
T5600\Jody [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
Steffen Kaminski [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
Kristof Phillips [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
Tim [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
modelling-framework, energy-system-modelling, energy-systems
jhammers [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ami-solution, open, smart-grid
astronobri [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
Stefan Daehling [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
cloud-native, distributed, multi-agent-systems
Dominik Siebel [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
JKeen8 [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ami-solution, open, smart-grid
Katrina Francis [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
Lisa Slaughter [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ejtalbot [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ami-solution, open, smart-grid
yang9501 [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ami-solution, open, smart-grid
rtm8mg [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ami-solution, open, smart-grid
Normann [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
Georg Z. [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy System Modeling Frameworks
Topics:
mannanj [email protected]
OST Projects: 1
Categories: Energy Systems
Sub Categories: Energy Modeling and Optimization, Energy System Modeling Frameworks
Topics:
ami-solution, open, smart-grid