English Glossary


Since 02.06.2017

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O

O&M

operation and maintenance

O&M agreement

operations and maintenance agreement

OCGT

open cycle gas turbine

OECD

The Organisation for Economic Co-operation and Development

off-grid system

An off-grid renewable energy system is a renewable energry system not connected to the national grid, e.g. an off-grid PV system.

offtaker

(Also called: offtake purchaser). The purchaser of a project’s output.

open circuit voltage

VOC - the maximum voltage produced by an illuminated photovoltaic cell, module, or array with no load connected.

operador de sistema de transmisión

Una organización a la que se le confía el transporte de energía en la forma de gas natural y/o energía eléctrica a nivel nacional o regional, con el uso de infraestructura fija.

operating cash flow

Project revenues less cash operating expenses.

operating code

Regulations relating to a system’s operation.

operating reserve

Generating capacity available to an electricity network operator which can be activated within a short interval of time in order to meet demand if a generator goes down or there is another disruption to the supply.

operating risk

Cost, technology, and management components which affect operating expenses, output, or throughput.

operational expenditure

Costs of running a project.

operations and maintenance agreement

A contract obligating a party (usually the manufacturer of the project's equipment) to operate and maintain the project.

OPEX

operational expenditure

opportunity costs

In microeconomic theory, the opportunity cost of a choice is the value of the best alternative forgone, in a situation in which a choice needs to be made between several mutually exclusive alternatives given limited resources. Assuming the best choice is made, it is the 'cost' incurred by not enjoying the benefit that would be had by taking the second best choice available

OR

operating reserve

ORC

Organic Rankine Cycle

orden de mérito

Es la metodología empleada para mercados eléctricos, basada en el precio ascendente y en la cantidad de energía que se generará. Es la secuencia de la central eléctrica que inicialmente conecta a la red la planta con coste marginal mínimo, y las plantas de costo marginal más alto se conectan por último.

organic

Substances that contain carbon, originating from living matter.


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