Kjeller is a village located near

Lillestrøm Lillestrøm is a municipality in Viken county. It is located in the traditional district of Romerike. With a population of 85,757 inhabitants, it is the fourth most populated municipality in Viken. It was founded on 1 January 2020 as a merger be ...

in the municipality of Lillestrøm,

Norway Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and the ...

. It is located 25 kilometers north-east of

Oslo Oslo ( , , or ; sma, Oslove) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population ...

Name

The Norse form of the name was probably ''Tjaldir''. This is then the

plural The plural (sometimes abbreviated pl., pl, or ), in many languages, is one of the values of the grammatical category of number. The plural of a noun typically denotes a quantity greater than the default quantity represented by that noun. This de ...

of ''tjald'' n ' tent'. The hills around the farm (''Kjellerhaugen'' and others) might have been compared in form with tents.

Facilities

Kjeller contains: FFI Kjeller Norway

Kjeller Airport Kjeller Airport ( no, Kjeller flyplass; ) is a military and general aviation airport located in Kjeller in Skedsmo in Viken county, Norway. Situated in the outskirts of Lillestrøm, it is east northeast of Oslo, making it the airport located th ...

*Norwegian Defence Logistic Organization (''FLO'') *The

Norwegian Defence Research Establishment The Norwegian Defence Research Establishment (''Forsvarets forskningsinstitutt'' – ''FFI'') is a research institute that conducts research and development on behalf of the Norwegian Armed Forces and provides expert advice to political and mi ...

(''FFI'') *The

Institute for Energy Technology Institute for Energy Technology (IFE) was established in 1948 as the Institute for Nuclear Energy (IFA). The name was changed in 1980. Its main office is at Kjeller, Norway, and slightly under half of the institute’s activities are based in Ha ...

(''IFE''), including one of Norway's two nuclear research reactors. *

Norwegian Institute for Air Research The NILU – Norwegian Institute for Air Research ( no, NILU – Norsk Institutt for luftforskning) or NILU is one of the leading specialized scientific laboratories in Europe researching issues related to air pollution, climate change and health. ...

*The Norwegian Standardisation Bureau *

UNIK The University Graduate Center (UNIK) is a research foundation at Kjeller in Norway. UNIK has four focus areas Network, Information Security and Signalprocessing for Communication * Electronics and Photonics * Cybernetics and Industrial Mathematic ...

(University Graduate Center) *

Oslo Metropolitan University Oslo Metropolitan University (Oslomet; no, Oslomet – storbyuniversitetet)"Skrivemåten av universitetsnamnet Oslomet – storbyuniversitetet," Language Council of Norway, 17/677-4/DGI, 18 January 2018 is a state university in Oslo and Akers ...

NORSAR NORSAR or Norwegian Seismic Array was established in 1968 as part of the Norwegian- US agreement for the detection of earthquakes and nuclear explosions. Description Located at Kjeller, north of Oslo, NORSAR runs and maintains seismic arrays i ...

(Norwegian Seismic Array) Historically, Kjeller has also been the location for a small

aircraft An aircraft is a vehicle that is able to fly by gaining support from the air. It counters the force of gravity by using either static lift or by using the dynamic lift of an airfoil, or in a few cases the downward thrust from jet engine ...

factory. The Telenor Research Centre was located in Kjeller until 2001, when the majority of employees moved to

Fornebu Fornebu (local form ''Fornebo'') is a peninsular area in the suburban municipality of Bærum in Norway, bordering western parts of Oslo. Oslo Airport, Fornebu (FBU) served as the main airport for Oslo and the country since before World War II and ...

on 23 November. Akershus University College was opened in autumn 2003 at Telenor's previous location. Approximately 3700 students attend the university. The array at

was one of the first European nodes of the

ARPANET The Advanced Research Projects Agency Network (ARPANET) was the first wide-area packet-switched network with distributed control and one of the first networks to implement the TCP/IP protocol suite. Both technologies became the technical fou ...

, the precursor to the Internet.

Nuclear reactor

The nuclear reactor at Kjeller, opened on November 28, 1951 was the first reactor outside the US,

Soviet Union The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...

Great Britain Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It i ...

and

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...

. It was a joint project by the Dutch and Norwegian governments. The Netherlands supplied the uranium and Norway the heavy water. The nuclear reactor is used in scientific research and is together with a nuclear reactor in

Halden Halden (), between 1665 and 1928 known as Fredrikshald, is both a town and a municipality in Viken county, Norway. The municipality borders Sarpsborg to the northwest, Rakkestad to the north and Aremark to the east, as well as the Swedish mun ...

Norway's only two nuclear reactors. Neither of them is in commercial use. On 9 September 2006, the reactor suffered a "contained" leak which forced it to shut down for three weeks for repairs. www.blather.net September 2007
/ref> Its operating license expires at the end of 201

In 2020 it was estimated dismantling the

and Kjeller research reactors and restoring the sites to unrestricted use will cost about NOK20 billion (US$2 billion) and take 20 to 25 years.

References

Villages in Akershus Skedsmo Lillestrøm {{Akershus-geo-stub