Electricity Sector In Iceland
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Iceland Iceland ( is, Ísland; ) is a Nordic island country in the North Atlantic Ocean and in the Arctic Ocean. Iceland is the most sparsely populated country in Europe. Iceland's capital and largest city is Reykjavík, which (along with its s ...
is 99.98% reliant on
renewable energy Renewable energy is energy that is collected from renewable resources that are naturally replenished on a human timescale. It includes sources such as sunlight, wind, the movement of water, and geothermal heat. Although most renewable energy ...
:
hydro power Hydropower (from el, ὕδωρ, "water"), also known as water power, is the use of falling or fast-running water to produce electricity or to power machines. This is achieved by converting the gravitational potential or kinetic energy of a wa ...
,
geothermal energy Geothermal energy is the thermal energy in the Earth's crust which originates from the formation of the planet and from radioactive decay of materials in currently uncertain but possibly roughly equal proportions. The high temperature and pres ...
and
wind energy Wind power or wind energy is mostly the use of wind turbines to electricity generation, generate electricity. Wind power is a popular, sustainable energy, sustainable, renewable energy source that has a much smaller Environmental impact of wi ...
. Iceland's consumption of electricity per capita was seven times higher than EU 15 average in 2008. The majority of the electricity is sold to industrial users, mainly
aluminium Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. I ...
smelters and producers of
ferroalloy Ferroalloy refers to various alloys of iron with a high proportion of one or more other elements such as manganese (Mn), aluminium (Al), or silicon (Si). They are used in the production of steels and alloys. The alloys impart distinctive qualitie ...
. The aluminum industry in Iceland used 71% of produced electricity in 2011.
Landsvirkjun Landsvirkjun, () the National Power Company of Iceland, is Iceland's largest electricity generator. Landsvirkjun operates 18 power plants in Iceland concentrated on five main areas of operation. History Landsvirkjun was founded on 1 July 1965 b ...
is the country's largest electricity producer. The largest companies in the retail market are RARIK,
Orkuveita Reykjavíkur Orkuveita Reykjavíkur (English: Reykjavík Energy) is an Icelandic energy and Public utility, utility company that provides electricity, geothermal energy, geothermal hot water through district heating and cold water for consumption and fire figh ...
and
Hitaveita Suðurnesja Hitaveita Suðurnesja was an Icelandic energy company. The largest shareholder was Reykjanesbær. The company was founded as a geothermal energy firm in the southwest of Iceland in 1974. It built a power plant at Svartsengi to tap the geothermal en ...
. Electricity production increased significantly between 2005 and 2008 with the completion of Iceland's largest hydroelectric dam,
Kárahnjúkar Hydropower Plant Kárahnjúkar Hydropower Plant ( is, Kárahnjúkavirkjun ), officially called Fljótsdalur Power Station ( is, Fljótsdalsstöð ) is a hydroelectric power plant in Fljótsdalshérað municipality in eastern Iceland, designed to produce annuall ...
(690MW).Energy in Sweden, Facts and figures Energiläget i siffror ,The Swedish Energy Agency, Specific electricity production per inhabitant with breakdown by power source, (kWh/person) Source: IEA/OEC
2006 T23

2007 T25

2008 T26

2009 T25
an
2010 T49
Iceland's national
electrical grid An electrical grid is an interconnected network for electricity delivery from producers to consumers. Electrical grids vary in size and can cover whole countries or continents. It consists of:Kaplan, S. M. (2009). Smart Grid. Electrical Power ...
is owned and run by Landsnet and is composed of 3,000 km of transmission lines and 70 or so substations.


Production and Consumption

Iceland's electricity is produced almost entirely from
renewable energy Renewable energy is energy that is collected from renewable resources that are naturally replenished on a human timescale. It includes sources such as sunlight, wind, the movement of water, and geothermal heat. Although most renewable energy ...
sources:
hydroelectric Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...
(70%) and geothermal (30%).Statistics Iceland.[www.statice.is/?PageID=1230&sr

Less than 0.02% of electricity generated came from fossil fuels (in this case, fuel oil). In 2013 a pilot wind power project was installed by
Landsvirkjun Landsvirkjun, () the National Power Company of Iceland, is Iceland's largest electricity generator. Landsvirkjun operates 18 power plants in Iceland concentrated on five main areas of operation. History Landsvirkjun was founded on 1 July 1965 b ...
, consisting of two 77m high turbines with an output of 1.8MW. There are plans to increase wind power share in Iceland, with many Wind farm, onshore and offshore wind farm opportunities. According to Statistics Iceland the total electricity consumption was 7,958 GWh in 2002, 11,480 GWh in 2007, and 17,068 GWh in 2012.Statistics Iceland
/ref> Electricity production increased by 24 MWh/person from 2005 to 2008, an increase of 83%. Two remote islands disconnected from the Icelandic grid rely on
diesel generator A diesel generator (DG) (also known as a diesel Genset) is the combination of a diesel engine with an electric generator (often an alternator) to generate electrical energy. This is a specific case of engine generator. A diesel compression- ...
s,
Grímsey Grímsey () is a small Icelandic island, off the north coast of the main island of Iceland, straddling the Arctic Circle. In January 2018 Grímsey had 61 inhabitants. Before 2009, Grimsey constituted the ''hreppur'' (municipality) of Grí ...
and Flatey.


Transmission

The Icelandic
Transmission System Operator File:Electricity grid simple- North America.svg, 380px, Simplified diagram of AC electricity grid from generation stations to consumers rect 2 243 235 438 Power station rect 276 317 412 556 Transformer rect 412 121 781 400 Electric power transmis ...
(TSO) is Landsnet, a company jointly owned by three state-owned power companies: RARIK,
Landsvirkjun Landsvirkjun, () the National Power Company of Iceland, is Iceland's largest electricity generator. Landsvirkjun operates 18 power plants in Iceland concentrated on five main areas of operation. History Landsvirkjun was founded on 1 July 1965 b ...
and Orkubú Vestfjarða. The Icelandic TSO is compensated for all transmission costs by retail and wholesale distributors. Capacity for Competition, Investing for an Efficient Nordic Electricity Market Report
, The Nordic competition authorities 1/2007
Landsnet's transmission network operates at voltages of 220kV, 132kV and a few 66kV lines and serves the whole country and is composed of 3,000 km of
transmission lines In electrical engineering, a transmission line is a specialized cable or other structure designed to conduct electromagnetic waves in a contained manner. The term applies when the conductors are long enough that the wave nature of the transmis ...
and around 70 substations.


Connection to the rest of Europe

There are plans to connect the Icelandic grid with the UK using a subsea High-Voltage DC (HVDC)
interconnector An interconnector (also known as a DC tie in the USA) is a structure which enables high voltage DC electricity to flow between electrical grids. An electrical interconnector allows electricity to flow between separate AC networks, or to link sy ...
, with a potential capacity of up to 1.2GW, called
Icelink Icelink is a proposed electricity interconnector between Iceland and the United Kingdom via Great Britain. At , the 8001,200MW high-voltage direct current (HVDC) link would be the longest sub-sea power interconnector in the world. The project pa ...
. It would be the world's longest HVDC cable, if built. This would allow Iceland to export excess energy to UK and in turn linking it to a wider
European super grid The European super grid is a possible future super grid that would ultimately interconnect the various European countries and the regions around Europe's borders – including North Africa, Kazakhstan, and Turkey – with a high-voltage ...
. The project is in planning stages and is controversial in Iceland due to fears of increased domestic
electricity prices Electricity pricing (also referred to as electricity tariffs or the price of electricity) can vary widely by country or by locality within a country. Electricity prices are dependent on many factors, such as the price of power generation, gover ...
as well as environmental damage from the resulting increase in power plants. In the 2019
UK General Election 2019 The 2019 United Kingdom general election was held on Thursday, 12 December 2019. It resulted in the Conservative Party receiving a landslide majority of 80 seats. The Conservatives made a net gain of 48 seats and won 43.6% of the popular vote ...
, the
Democratic Unionist Party The Democratic Unionist Party (DUP) is a unionist, loyalist, and national conservative political party in Northern Ireland. It was founded in 1971 during the Troubles by Ian Paisley, who led the party for the next 37 years. Currently led by J ...
included in their manifesto a version of Icelink in which Iceland would instead be connected to
Northern Ireland Northern Ireland ( ga, Tuaisceart Éireann ; sco, label= Ulster-Scots, Norlin Airlann) is a part of the United Kingdom, situated in the north-east of the island of Ireland, that is variously described as a country, province or region. Nort ...
.


Distribution

Electricity distribution is controlled by the following local utilities with local
monopolies A monopoly (from Greek el, μόνος, mónos, single, alone, label=none and el, πωλεῖν, pōleîn, to sell, label=none), as described by Irving Fisher, is a market with the "absence of competition", creating a situation where a speci ...
: * Veitur (
Reykjavík Reykjavík ( ; ) is the capital and largest city of Iceland. It is located in southwestern Iceland, on the southern shore of Faxaflói bay. Its latitude is 64°08' N, making it the world's northernmost capital of a sovereign state. With a po ...
and
Capital Region A capital region, also called a capital district or capital territory, is a region or district surrounding a capital city. It is not always the official term for the region, but may sometimes be used as an informal synonym. Capital regions can exis ...
) * RARIK (Nationwide and rural areas) * Orkubú Vestfjarða (
Westfjords The Westfjords or West Fjords ( is, Vestfirðir , ISO 3166-2:IS: IS-4) is a large peninsula in northwestern Iceland and an administrative district, the least populous administrative district. It lies on the Denmark Strait, facing the east coast ...
) * Norðurorka (
Akureyri Akureyri (, locally ) is a town in northern Iceland. It is Iceland's fifth-largest municipality, after Reykjavík, Hafnarfjörður, Reykjanesbær and Kópavogur, and the largest town outside Iceland's more populated southwest corner. Nicknamed ...
and surrounding area) * HS Veitur (
Reykjanes Reykjanes () is a small headland on the southwestern tip of the Reykjanes Peninsula in Iceland, giving the main peninsula its name. The region is about from Iceland's international airport. As the name means "smoking peninsula" connected to volc ...
peninsula, Selfoss,
Vestmannaeyjar Vestmannaeyjar (, sometimes anglicized as Westman Islands) is a municipality and archipelago off the south coast of Iceland. The largest island, Heimaey, has a population of 4,414, most of whom live in the archipelago's main town, Vestmannaeyja ...
and Hafnafjörður)


Competition

The Icelandic electricity market is geographically isolated. The market was closed for competition prior to 1 July 2003. Almost all electricity was supplied by
Landsvirkjun Landsvirkjun, () the National Power Company of Iceland, is Iceland's largest electricity generator. Landsvirkjun operates 18 power plants in Iceland concentrated on five main areas of operation. History Landsvirkjun was founded on 1 July 1965 b ...
and sold through regional distribution companies. Landsvirkjun had a monopoly position on investment in generation. Full market opening began in 2006 e.g. with the opportunity to switch supplier. Contracts for large scale energy users were in general long term, up to 30 years with options for extension. Landsvirkjun, the largest electricity producer, had 76% annual production in 2007.The majority of the electricity is used in industry, mainly
aluminium Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. I ...
smelters and producers of
ferroalloy Ferroalloy refers to various alloys of iron with a high proportion of one or more other elements such as manganese (Mn), aluminium (Al), or silicon (Si). They are used in the production of steels and alloys. The alloys impart distinctive qualitie ...
. Landsvirkjun does not participate directly in the retail market for households and smaller businesses. In the retail market the main companies are RARIK,
Orkuveita Reykjavíkur Orkuveita Reykjavíkur (English: Reykjavík Energy) is an Icelandic energy and Public utility, utility company that provides electricity, geothermal energy, geothermal hot water through district heating and cold water for consumption and fire figh ...
and
Hitaveita Suðurnesja Hitaveita Suðurnesja was an Icelandic energy company. The largest shareholder was Reykjanesbær. The company was founded as a geothermal energy firm in the southwest of Iceland in 1974. It built a power plant at Svartsengi to tap the geothermal en ...
.The last two have also entered into the market for energy intensive users. The households heated with electricity, not many, receive subsidies to make their heating costs comparable to hot water heating. Orkusalan was established as a joint venture between Landsvirkjun, and two large operators. The companies involved produced the majority of all electricity and own about 98 percent of the hydro power generation. The joint venture would have provided about 40 percent of the household electricity. According to the Icelandic Competition Authority the joint venture would have strengthen a dominant position of Landsvirkjun. The parties suggested that Landsvirkjun would pull out of the project, and subject to that condition the merger was allowed to proceed. Orkusalan commenced operation without Orkubu Vestfjarða. The later development should be updated. As of 2022, new retail resellers of electricity have come to market such as N1 Rafmagn, Straumlind and Orka Heimilanna. They have wholesale agreements to resell electricity mostly from
Landsvirkjun Landsvirkjun, () the National Power Company of Iceland, is Iceland's largest electricity generator. Landsvirkjun operates 18 power plants in Iceland concentrated on five main areas of operation. History Landsvirkjun was founded on 1 July 1965 b ...
.


See also

*
Energy in Iceland Iceland is a world leader in renewable energy. 100% of Iceland's electricity grid is produced from renewable resources. In terms of total energy supply, 85% of the total primary energy supply in Iceland is derived from domestically produced renew ...
*
List of power stations in Iceland The following page lists all power stations in Iceland. Nearly all of Iceland's electricity (>99%) is generated from renewables (mainly hydroelectric dams and geothermal). The islands of Grimsey and Flatey rely on diesel as they are not c ...


References

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