Ancillary Service

{
  "id": "MLC-T-ENV-001420",
  "term": "Ancillary Service",
  "field": "Environment",
  "definition": "1. Services that assist the grid operator in maintaining system balance. These include regulation and the contingency reserves: spinning, non-spinning, and in some regions supplemental operating reserve.\n\n2. Capacity and energy services provided by power plants that are able to respond on short notice, such as hydropower plants, and are used to ensure stable electricity delivery and optimized grid reliability.",
  "references": [
    "DOE Office of Energy Efficiency & Renewable Energy Solar Energy Glossary",
    "DOE Water Power Technologies Office Glossary of Hydropower Terms"
  ],
  "url": "https://mlchart.com/terminology/environment/ancillary-service/"
}