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Ramp

The rate at which the interchange schedule or generator output is attained.

Definition by NERC

Source: 1

(Schedule) The rate, expressed in megawatts per minute, at which the interchange schedule is attained during the ramp period.

(Generator) The rate, expressed in megawatts per minute, that a generator changes its output.

Definition in a European Union Regulation

Source: 2 (p7)

‘ramping rate’ means the rate of change of active power by a power generating module, demand facility or HVDC system;

Last modified: 2025-11-28

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  1. NERC (2025). Glossary of Terms Used in NERC Reliability Standards. https://www.nerc.com/pa/Stand/Glossary%20of%20Terms/Glossary_of_Terms.pdf ↩

  2. (2017). Commission Regulation (EU) 2017/1485 of 2 August 2017 establishing a guideline on electricity transmission system operation. http://data.europa.eu/eli/reg/2017/1485/oj ↩