托管容量：开发者需要了解什么.pdf

1、Hosting Capacity:What Developers Need to KnowBy:Dylan Piccorelli,Associate EngineerCentral Hudsons Hosting Capacity MapsSolar PVEnergy StorageElectrificationEnergy Storage MapUse Cases Identify locations with available hosting capacity for battery systems charging and discharging.Gain insight into t

2、he impact load has on specific feeders and segments.Identify locations with available hosting capacity for PV sites.Avoid costly delays or upgrades by targeting grid-ready locations.PV Map Use Cases Locate areas with available capacity for new load Typically for EVs or building electrification proje

3、cts such as heat pumps Compare seasonal effects Electrification Map Use CasesSolar PV MetricsLocation Information and PropertiesSection Hosting Capacity Metrics:Primary Overvoltage Export amount which is below ANSI upper limitsPrimary Voltage DeviationExport amount which causes a less than 3%change

4、in voltage between 0%and 100%of exportRegulator DeviationExport amount which causes voltage to be less than regulators bandwidth limitThermal from GenerationExport amount which is below allowable thermal limitsEnergy Storage MetricsPrimary Overvoltage Export amount which is above ANSI lower limitsFl

5、ickerAllowable amount per IEEE 1453Anti-IslandingMaximum DER export which is 67%of minimum daytime loadElectrification MetricsLoad Capacity MetricsEvaluated on a per-season basisExtremely limited capacity on this feederDoesnt mean an application shouldnt be filled with New BusinessSeason layerHostin

6、g Capacity Tips Locations closer to a substation will result in higher hosting capacity and likely fewer upgrades Avoid circuits with drastic drops in hosting capacity,they may have a strict limiting factor Typically,stepdown transformers or protective devices