Categories - Renewable Energy

Sub Categories

Topics

geothermal, solar-cells, pvoutput, wind-turbines, wave-energy, fault-detection, scada, aeroelasticity, potential-flow, wind-power, sunsynk, collision-risk, migratoryspecies, amrex, ecp, exascale-computing, offshore-wind, seabirds, boundary-element-method, process-simulation, rotorcraft, aircraft, aerodynamics, openmdao, modelica-library, openfoam, balkonkraftwerk, marine-renewable-energy, deye, bifacial, offshore-wind-platforms, inverter, raytracing, optics, geothermal-energy, vpm, naval-architecture, vtol, bem, bemt, propeller, rotor, systems-engineering, wisdem, crne-solar, outback-mate, packets, plate-thickness, plates, structural-engineering, boundary-element, hydrodynamic-coefficients-viewer, mesh-processing, meshviewer, degradation, duramat, photovoltaic-systems, pv-modules, geothermal-reservoirs, golem, moose-framework, beam-irradiance, flight-simulation, sun-position, irradiance, ninja, photovoltaics-dashboard, scr-2609, snl-visualization, aeroacoustics, vortex-methods, renogy, cheminformatics, density, equation-of-state, heat-capacity, molecule, solubility, surface-tension, thermal-conductivity, vapor-pressure, viscosity, scr-2927, halide-ion-migration, perovskite-solar-cells, non-governmental-organization, solax, scr-1647, simulink, wec-sim, detection-boxes, detector-model, keras, model-detection, photovoltaic-panels, yolo3, borefields, sizing, heatexchanger, unsupervised-machine-learning, renogy-rover, slack, slack-bot, solarthing, solcast, custom-cards, ste, ray-tracing, rigorous-coupled-wave, transfer-matrix-method, deeplabv3, deepsolar, inception-v3, network-planning, neurips-2020, pv-systems, solar-panels, ocean-wave-energy-converters, potential-flow-theory, wave-structure-interaction, scr-1551, aeronautics, structural-dynamics, structures, dweet, freeboard, modbus-sungrow, sungrow-inverter, hut23-425, stochastic-video-prediction, operations-maintenance, simpy, agroclimatology, agroclimatology-data, nasa-power, weather-variables, home-assistant-integration, huawei, huawei-solar, modbus-rtu, modbus-tcp, borehole-image-analysis, fracture, fracture-mechanics, fractures, mplstereonet, structural-geology, carbon-sequestration, coupled-heat-mass, multiphase-transport, nuclear-waste-repositories, porous-flow, reactive-chemistry, simulation-modeling, energy2d, finite-difference-time-domain, multiphysics, scr-2490, hoymiles, solenso, tsun, radiance, defects, electronic-structure, materials-design, semiconductors, compliance, low-carbon-systems, chakra-ui, wind-farm, pv-simulator, shading-effects, amr, semiconductor, cloud-motion-prediction, generative-models, photovoltaic-power, probabilistic-solar-forecasting, sky-images, flash, heat-exchanger, unit-operation, actuator-line, airfoils, blade-element, turbines, circularity, circularity-metrics, lifetime, mass-flow, repair, reuse, analysis-framework, beam-section, buckling, cylinders, design-of-offshore-steel-structures, dnv-os-c101, dnvgl-os-c101, dnvgl-rp-c201, dnvgl-rp-c203, fatigue-analysis, girder, gui-based, soil-vapor, subsurface-hydrology, subsurface-remediation, solar-concentrating-systems, exawind, les, low-mach, bioreactor, inverse-modelling, meshing, mhkit, sofar, sol-ark, solarman, solis, balkonpv, water-wave, ecosystem-models, phenotyping, biochemical-process, bioprocess, biorefinery, centrifuge, distillation, fermentation,

Projects

Contributors

dvegaa20 [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: climate-change, non-governmental-organization, organization

David Goodman [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: crne-solar, outback-mate, packets, pvoutput, renogy, renogy-rover, slack, slack-bot, solar, solar-energy and 2 more

cibinjoseph [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: acoustics, aeroacoustics, aerodynamics, aircraft, cfd, computational-fluid-dynamics, rotorcraft, vortex-methods, vpm, vtol and 3 more

rymanderson [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: acoustics, aeroacoustics, aerodynamics, aircraft, cfd, computational-fluid-dynamics, rotorcraft, vortex-methods, vpm, vtol and 11 more

MartGro [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, renewable-energy, renewables, solar, solar-energy, chakra-ui

Shaun J.V.Nieuwenhuizen [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: custom-cards, deye, inverter, powerflow, solar, sunsynk, hacs, hacs-custom, hacs-integration, solis and 1 more

Bradley Muller [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: custom-cards, deye, inverter, powerflow, solar, sunsynk

slipx06 [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: custom-cards, deye, inverter, powerflow, solar, sunsynk, esp32, esphome-config

Shabara [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics: hydrodynamics, marine-renewable-energy, simulink, snl-applications, wave-energy, wec-sim, scr-1647

Axel Huebl [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: accelerator-physics, particles, phase-space, topas, topas-mc, twiss, blt, llnl, parallel-computing, portability and 77 more

Michael Buehlmann [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: amrex, atmospheric-modelling

Ole Ernst [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: alerting, business-intelligence, home-assistant-integration, huawei, huawei-solar, modbus-rtu, modbus-tcp, solar-energy

Christoph Mertins [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: deye, inverter, sofar, sol-ark, solar, solarman, solis, sunsynk

Carsten Grohmann [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: deye, inverter, sofar, sol-ark, solar, solarman, solis, sunsynk, ansible, chef and 11 more

William Brockhus [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: deye, inverter, sofar, sol-ark, solar, solarman, solis, sunsynk, climate, dehumidifiers and 9 more

kdceddj [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: deye, inverter, sofar, sol-ark, solar, solarman, solis, sunsynk

Łukasz Szeremeta [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: deye, inverter, sofar, sol-ark, solar, solarman, solis, sunsynk

wedhorn [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: deye, inverter, sofar, sol-ark, solar, solarman, solis, sunsynk

Jens Diemer [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: deye, inverter, sofar, sol-ark, solar, solarman, solis, sunsynk, ide, jsonrpc and 25 more

kevo331 [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: aeroelasticity, wind, wind-energy, wind-farm, wind-power, wind-turbine

Guillaume Jacquenot [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: bleeding-edge, computer-algebra, modern, sympy, debugging, hdf5, linux-tools, mpi, netcdf4, openmp and 34 more

Ganesh Vijayakumar [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: aeroelasticity, wind, wind-energy, wind-farm, wind-power, wind-turbine

Lu Wang [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: aeroelasticity, wind, wind-energy, wind-farm, wind-power, wind-turbine

Chao Li [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: aeroelasticity, wind, wind-energy, wind-farm, wind-power, wind-turbine

Philip Ohnewein [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Marnoch Hamilton-Jones [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Lukas Feierl [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Philip Ohnewein [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Peter Zauner [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

m.hamilton-jones [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

adamwise95 [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: amrex, atmospheric-modelling

Rahimi [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: bioreactor, inverse-modelling, meshing, openfoam, postprocessing

Clint Cecil [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics:

Nathan Hillson [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics:

Regis Thedin [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: high, lab, laboratory, national, nrel, renewable, slurm, training, amr, amrex and 4 more

AnzeZadr [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: custom-cards, deye, inverter, powerflow, solar, sunsynk

hrsvrn [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Joshi [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

David Österberg [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: closember, ipython, notebook, repl, spec-0, operations-maintenance, simpy, wind-energy

David Whiteside [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Milo Davis [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Vsevolod Volkov [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: custom-cards, deye, inverter, powerflow, solar, sunsynk

maybetaken [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: custom-cards, deye, inverter, powerflow, solar, sunsynk

rmorenoramos [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: aeroelasticity, aeronautics, structural-dynamics, structures, wind-turbines

Nick Thrower [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: activerecord, audit

Benjamin Vial [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: multiscale-simulation, optics, physics, ray-tracing, raytracing, rigorous-coupled-wave, solar-cells, transfer-matrix-method, Finite Element Method, electromagnetism and 1 more

Gustavo Sutter [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Hydro Energy
Topics:

Elisa Heim [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Geothermal Energy
Topics: complex-geological-models, geological, geology, geoscience, implicit, interpolation, theano, uncertainties, uncertainty-analysis, uq and 4 more

Xavier RENE-CORAIL [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: photovoltaic, renewable-energy, renewables, solar-energy, adf, arch, df-gls, dickey-fuller, financial-econometrics, model-confidence-set and 61 more

Bumseok Lee [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: cfd, ecp, exascale-computing, exawind, les, low-mach, wind-energy

Axel Hinrichs [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Bernhard Kirchen [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Stefan Oberhumer [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Nikolaj Kappler [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Marc-Philip [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Michael Wilk [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Luca Kröger [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

jstammi [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Timo Schindler [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Stefan Kreutter [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

helgeerbe [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Dominic Michel [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

nexulm [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

DirkS [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

CSchoch [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonkraftwerk, esp32, hoymiles, platformio, solar, solenso, tsun

Alex Zorkin [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: compliance, dds, low-carbon-systems

Mars Tan [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

xmingandrew [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Bruce Perry [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:

Brandon Blakeley [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: amrex, atmospheric-modelling

Arturo Reyes Lopez [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: compliance, dds, low-carbon-systems

Kevin Hashimoto [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: compliance, dds, low-carbon-systems

Prashanth [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: compliance, dds, low-carbon-systems

prv-proton [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: compliance, dds, low-carbon-systems

Kuan Fan [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: compliance, dds, low-carbon-systems

tim738745 [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Bioenergy
Topics: compliance, dds, low-carbon-systems

hpacella [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics: sandia-national-laboratories, snl-science-libs, cfd, ecp, exascale-computing, exawind, les, low-mach, wind-energy

Morten Hammer [email protected]

OST Projects: 1
Categories: Emissions, Renewable Energy
Sub Categories: Carbon Capture, Photovoltaics and Solar Energy
Topics: chemical-engineering, density-functional-theory, equation-of-state, physics, thermodynamic-properties, thermodynamics, thermodynamics-models

Mohammad Hamza [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics:

Martin Dummer [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: asyncwebserver, cmt2300, esp32, hoymiles, nrf24, pv, ahoy, opendtu, solar-energy, tft-display and 5 more

stefanosalvador [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: balkonpv, photovoltaic, photovoltaics, powerplant, renewable-energy, solar-energy, sustainability

Georg Ledermann [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: photovoltaic, photovoltaics, photovoltaics-dashboard, senec, activejob, activerecord, mvc, rswag, swagger-ui

Georg Ledermann [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: photovoltaic, photovoltaics, photovoltaics-dashboard, senec, solar, csv-import, sungrow, car, emobility, renault-ze and 6 more

richard [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: csp, solar, ste

Richard Thonig [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: csp, solar, ste

Johan Lilliestam [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: csp, solar, ste

Mike Optis [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Wind Energy
Topics:

Virgil Mihailovici [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: crne-solar, outback-mate, packets, pvoutput, renogy, renogy-rover, slack, slack-bot, solar, solar-energy and 2 more

Lavender Shannon [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: crne-solar, outback-mate, packets, pvoutput, renogy, renogy-rover, slack, slack-bot, solar, solar-energy and 4 more

David Goodman [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: crne-solar, outback-mate, packets, pvoutput, renogy, renogy-rover, slack, slack-bot, solar, solar-energy and 2 more

[email protected] [email protected]@5f0613ce-6e50-0410-beef-1d40ed1f67fe

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: solar, solar-concentrating-systems

[email protected] [email protected]@5f0613ce-6e50-0410-beef-1d40ed1f67fe

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: solar, solar-concentrating-systems

ilescener [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: solar, solar-concentrating-systems

manuel.jesus.blanco manuel.jesus.blanco@5f0613ce-6e50-0410-beef-1d40ed1f67fe

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: solar, solar-concentrating-systems

Dawann Dawann@5f0613ce-6e50-0410-beef-1d40ed1f67fe

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: solar, solar-concentrating-systems

[email protected] [email protected]@5f0613ce-6e50-0410-beef-1d40ed1f67fe

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: solar, solar-concentrating-systems

sergio.garayald sergio.garayald@5f0613ce-6e50-0410-beef-1d40ed1f67fe

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: solar, solar-concentrating-systems

Calama Consulting [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: photovoltaic, renewable-energy, renewables, solar-energy

Veronica Guo [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: photovoltaic, renewable-energy, renewables, solar-energy, cables, impedance

Ed Miller [email protected]

OST Projects: 1
Categories: Renewable Energy
Sub Categories: Photovoltaics and Solar Energy
Topics: photovoltaic, renewable-energy, renewables, solar-energy