Supergrid Information
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Glossary
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Word |
Description |
Link |
Link |
Link |
| Base Load (Plant) | Minimum amoutn of power a station must produce to meet the expected needs of customers (Plant most suited to full time operation eg Nuclear) | wkipedia | ||
| Capacity Credit | used to assess Generation Adequacy or the ability to economically meet peak demand with a certain statistical confidence, i.e. only have a short-fall every one in ten years for the UK. |
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| CDM | Clean development Mechanism | wikipedia | ||
| CDP | Carbon Disclosure Project | homepage cdp | ||
| CIGRE | International Council on Large Electrical Systems | http://www.cigre.org/ | ||
| Dynamic Demand | Method of altering loads on grids almost immediately, and so reduce need for spinning reserves | wikipedia | ||
| EREC | European Renewable Energy Council | |||
| ESTELA | European Solar Thermal Electricity Association | http://www.estelasolar.eu/ | ||
| FACTS Devices | Flexible AC Transmission devices | |||
| GIL | Gas Insulated Line- good for bulk power over short distances | |||
| IGBT device | Insulated Gate BiPolar Transistor device - used in Voltage source Converters (VSC) | |||
| prospective short circuit current | Maximum current a system can take if a short circuit occurs. | wikipedia | ||
| Real Power | The actual amount of power delivered down the lines | .wikipedia | ||
| rectification ripple | ||||
| SF6 | Sulphur Hexafluoride - used to insulate modern switchgear | wikipedia. | ||
| skin effect | The effect whereby in AC systems the current flow is distributed round theoutside of the cable |
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| SmartGrid | Term used to describe the current architecture (AC Grid) adapted to address load and demand issues, local microgeneration and a host of other subtle ways of managing, generating and reducing demand for electricity | wikipedia | ||
| Spinning Reserve | Power stations kept working so they can be used instantly to supplement the grid - see also american description Peaker Plant | wikipedia | ||
| Static Inverter Plant | Plant for converting DC to AC (generally three phase AC | wikipedia | ||
| STATCOM | Static Synchronous Compensator | |||
| SVC | ||||
| TCSC | ||||
| Three Phase | Alternating current generated using three concurrent wave patterns of generation separated by 120 degrees. | |||
| SuperSmartGrid | Smart Grid (see above) with SuperGrid attached (ieHigh Voltage DC added) | |||
| Ultra High Voltage DC | using voltage over 600 kv (as defined by Siemens | |||
| VPP (Virtual Power Plant) | A group of power emitters which taken together are treated as a power plant | http://www.kombikraftwerk.de/index.php?id=27 | ||
| Voltage Source Converter | Technology first used on HVDC systems in 1997 for changing AC to DC - state of the Art and still developing. | https://www.energy-portal.siemens.com/irj/portal/ptd/public/en/global-04/home?prodname=KN030112 | ||
| XLPE | Insulation on more modern subsea cables | http://www.nexans.com/eservice/UK-en_GB/navigateref_10835/XLPE_insulated.html | http://en.wikipedia.org/wiki/XLPE | |