# \#renewable-energy **URL:** https://community.opal-rt.com/tag/renewable-energy/63.md [Latest](https://community.opal-rt.com/latest.md) · [Categories](https://community.opal-rt.com/categories.md) · [Tags](https://community.opal-rt.com/tags.md) --- ## [Ieee 57-bus 138k hv2c system](https://community.opal-rt.com/t/ieee-57-bus-138k-hv2c-system/202)
**Author:** [@EagerCougar41](https://community.opal-rt.com/u/EagerCougar41)\ **Replies:** 0\ **Last updated:** [September 18, 2026, 6:05am UTC](https://community.opal-rt.com/t/ieee-57-bus-138k-hv2c-system/202 "2026-09-18T06:05:34Z")
Overview The IEEE 57-Bus Test System is a widely recognized benchmark grid used in electrical engineering for power flow, optimal power flow (OPF), and grid reliability simulations. 138 kV Key Features no bullets need… --- ## [Islanded Inverter-Based Microgrid Using Droop Control in RT-LAB](https://community.opal-rt.com/t/islanded-inverter-based-microgrid-using-droop-control-in-rt-lab/88)
**Author:** [@DK\_19](https://community.opal-rt.com/u/DK_19)\ **Replies:** 2\ **Last updated:** [September 9, 2026, 3:30pm UTC](https://community.opal-rt.com/t/islanded-inverter-based-microgrid-using-droop-control-in-rt-lab/88 "2026-09-09T15:30:16Z")
Overview A practical RT-LAB microgrid example with parallel inverters, droop-based active and reactive power sharing, and islanded load-step response. This RT-LAB starter model demonstrates how multiple inverter-based D… --- ## [Grid Forming and Grid Following DER Interaction Using Droop Control and Grid Support Functions](https://community.opal-rt.com/t/grid-forming-and-grid-following-der-interaction-using-droop-control-and-grid-support-functions/81)
**Author:** [@Party\_Patel](https://community.opal-rt.com/u/Party_Patel)\ **Replies:** 2\ **Last updated:** [August 14, 2026, 1:05am UTC](https://community.opal-rt.com/t/grid-forming-and-grid-following-der-interaction-using-droop-control-and-grid-support-functions/81 "2026-08-14T01:05:16Z")
Overview A mixed-DER microgrid with GFM and GFL inverters demonstrating coordinated operation, secondary control, and grid support functions. This example explores the interaction between grid-forming and grid-following… --- ## [Generic WECC IBR: Grid-Following PV Plant](https://community.opal-rt.com/t/generic-wecc-ibr-grid-following-pv-plant/78)
**Author:** [@Party\_Patel](https://community.opal-rt.com/u/Party_Patel)\ **Replies:** 4\ **Last updated:** [August 13, 2026, 12:43am UTC](https://community.opal-rt.com/t/generic-wecc-ibr-grid-following-pv-plant/78 "2026-08-13T00:43:02Z")
Overview A WECC-based grid-following PV plant model with plant, electrical, and converter-level control blocks for inverter-based resource studies. This model implements a generic WECC-style photovoltaic plant designed … --- ## [Type 4 Wind Farm Model](https://community.opal-rt.com/t/type-4-wind-farm-model/84)
**Author:** [@Party\_Patel](https://community.opal-rt.com/u/Party_Patel)\ **Replies:** 1\ **Last updated:** [July 14, 2026, 10:00am UTC](https://community.opal-rt.com/t/type-4-wind-farm-model/84 "2026-07-14T10:00:00Z")
Overview A PMSG-based aggregated Type 4 wind farm model with back-to-back converters, DC-link regulation, and wind-speed event scenarios. This example demonstrates an aggregated Type 4 wind farm based on a permanent mag… --- ## [Distribution Connected Battery Energy Storage System with Average Converter](https://community.opal-rt.com/t/distribution-connected-battery-energy-storage-system-with-average-converter/83)
**Author:** [@Party\_Patel](https://community.opal-rt.com/u/Party_Patel)\ **Replies:** 1\ **Last updated:** [July 13, 2026, 10:00am UTC](https://community.opal-rt.com/t/distribution-connected-battery-energy-storage-system-with-average-converter/83 "2026-07-13T10:00:00Z")
Overview A 1 MW distribution-connected BESS model demonstrating grid-following and grid-forming operation, islanding, and power control modes. This model demonstrates a distribution-connected battery energy storage syst… --- ## [Wind Farm - Synchronous Generator and Full Scale Converter (Type 4) Detailed Model](https://community.opal-rt.com/t/wind-farm-synchronous-generator-and-full-scale-converter-type-4-detailed-model/100)
**Author:** [@Parija](https://community.opal-rt.com/u/Parija)\ **Replies:** 1\ **Last updated:** [July 10, 2026, 4:00pm UTC](https://community.opal-rt.com/t/wind-farm-synchronous-generator-and-full-scale-converter-type-4-detailed-model/100 "2026-07-10T16:00:00Z")
Overview Detailed 10 MW Type 4 wind farm with synchronous generator, diode rectifier, boost converter, and grid-side PWM converter for dynamic and disturbance studies. This example shows a 10 MW wind farm made of five 2… --- ## [Islanded Operation of an Inverter-based Microgrid Using Droop Control Technique](https://community.opal-rt.com/t/islanded-operation-of-an-inverter-based-microgrid-using-droop-control-technique/99)
**Author:** [@Parija](https://community.opal-rt.com/u/Parija)\ **Replies:** 1\ **Last updated:** [July 9, 2026, 4:00pm UTC](https://community.opal-rt.com/t/islanded-operation-of-an-inverter-based-microgrid-using-droop-control-technique/99 "2026-07-09T16:00:00Z")
Overview Three parallel inverters operating in islanded mode with P/F and Q/V droop control plus supervisory frequency and voltage restoration. This example demonstrates islanded operation of an inverter-based microgrid… --- ## [Islanded Operation of an Inverter-Based Microgrid Using Droop Control](https://community.opal-rt.com/t/islanded-operation-of-an-inverter-based-microgrid-using-droop-control/79)
**Author:** [@DK\_19](https://community.opal-rt.com/u/DK_19)\ **Replies:** 1\ **Last updated:** [July 9, 2026, 10:00am UTC](https://community.opal-rt.com/t/islanded-operation-of-an-inverter-based-microgrid-using-droop-control/79 "2026-07-09T10:00:00Z")
Overview A three-inverter islanded microgrid example that demonstrates proportional load sharing, droop control, and supervisory restoration of voltage and frequency. This model demonstrates islanded operation of an inv… --- ## [250-kW Grid-Connected PV Array](https://community.opal-rt.com/t/250-kw-grid-connected-pv-array/98)
**Author:** [@Parija](https://community.opal-rt.com/u/Parija)\ **Replies:** 1\ **Last updated:** [July 8, 2026, 4:00pm UTC](https://community.opal-rt.com/t/250-kw-grid-connected-pv-array/98 "2026-07-08T16:00:00Z")
Overview Detailed 250-kW PV array connected to a 25-kV distribution grid through a three-phase converter, with MPPT, PLL, current regulation, and irradiance-change response. This example shows a detailed model of a 250-…