Wide area synchronous grid (Eurasia, Mediterranean)

The IPS/UPS is a wide area synchronous transmission grid of some

CIS countries The Commonwealth of Independent States (CIS) is a regional intergovernmental organization in Eurasia. It was formed following the dissolution of the Soviet Union in 1991. It covers an area of and has an estimated population of 239,796,010. ...

, with a common mode of operation and centralized supervisory control. It has an installed generation capacity of 300

gigawatts The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James Wat ...

, and produces 1,200

terawatt The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James Watt ...

-hours (TWh) per year for its 280 million customers. The system spans eight time zones.

History

The unified power system was started in 1956 by interconnecting the power systems of Center and Middle Volga. By 1978, the unified power system included all of the

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, ...

except

Central Asia Central Asia, also known as Middle Asia, is a subregion, region of Asia that stretches from the Caspian Sea in the west to western China and Mongolia in the east, and from Afghanistan and Iran in the south to Russia in the north. It includes t ...

. In 1979–1993 the power systems of

Poland Poland, officially the Republic of Poland, is a country in Central Europe. It is divided into 16 administrative provinces called voivodeships, covering an area of . Poland has a population of over 38 million and is the fifth-most populou ...

German Democratic Republic German(s) may refer to: * Germany (of or related to) ** Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **G ...

Czechoslovakia , rue, Чеськословеньско, , yi, טשעכאסלאוואקיי, , common_name = Czechoslovakia , life_span = 1918–19391945–1992 , p1 = Austria-Hungary , image_p1 ...

Hungary Hungary ( hu, Magyarország ) is a landlocked country in Central Europe. Spanning of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the ...

Romania Romania ( ; ro, România ) is a country located at the crossroads of Central, Eastern, and Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, Serbia to the southwest, Moldova to the east, and ...

and

Bulgaria Bulgaria (; bg, България, Bǎlgariya), officially the Republic of Bulgaria,, ) is a country in Southeast Europe. It is situated on the eastern flank of the Balkans, and is bordered by Romania to the north, Serbia and North Macedo ...

, now part of the

synchronous grid of Continental Europe The synchronous grid of Continental Europe (also known as Continental Synchronous Area; formerly known as the UCTE grid) is the largest synchronous electrical grid (by connected power) in the world. It is interconnected as a single phase-locked ...

(ENTSO-E), operated synchronously with the Unified Power System of the USSR. Central Asian countries (excluding

Turkmenistan Turkmenistan ( or ; tk, Türkmenistan / Түркменистан, ) is a country located in Central Asia, bordered by Kazakhstan to the northwest, Uzbekistan to the north, east and northeast, Afghanistan to the southeast, Iran to the sout ...

) were added to the integrated system in 2001. In 2009,

Uzbekistan Uzbekistan (, ; uz, Ozbekiston, italic=yes / , ; russian: Узбекистан), officially the Republic of Uzbekistan ( uz, Ozbekiston Respublikasi, italic=yes / ; russian: Республика Узбекистан), is a doubly landlocked co ...

disconnected from the system resulting also in the disconnection of

Tajikistan Tajikistan (, ; tg, Тоҷикистон, Tojikiston; russian: Таджикистан, Tadzhikistan), officially the Republic of Tajikistan ( tg, Ҷумҳурии Тоҷикистон, Jumhurii Tojikiston), is a landlocked country in Centr ...

. In 2022,

Ukraine Ukraine ( uk, Україна, Ukraïna, ) is a country in Eastern Europe. It is the second-largest European country after Russia, which it borders to the east and northeast. Ukraine covers approximately . Prior to the ongoing Russian inv ...

disconnected, resulting in the disconnection of

Moldova Moldova ( , ; ), officially the Republic of Moldova ( ro, Republica Moldova), is a landlocked country in Eastern Europe. It is bordered by Romania to the west and Ukraine to the north, east, and south. The unrecognised state of Transnistr ...

UPS

The Russian portion of the interconnection is known as Unified Power System of Russia (UPS; russian: Единая энергетическая система России) and includes six regional transmission operators: ECO Center, ECO South, ECO North-West, ECO Middle Volga, ECO Urals and ECO Siberia. ECO East operates in isolation from UPS of Russia. UPS of Russia came into existence as a result of Russian Federation Decision #526 dated 11 July 2001 "On the Restructuring of the Russian Federation United Energy System". Up until 1 July 2008

RAO UES OAO RAO UES (OAO Unified Energy System of Russia; russian: ЕЭС России or russian: Единая Энергетическая Система) was an electric power holding company in Russia. It controlled about 70% of Russia's installed el ...

operated UPS. It is currently being operated by the Federal Grid Company (FGC UES) of Russia.

IPS

The Integrated Power System (IPS) portion of the network includes the national networks of

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a transcontinental country located mainly in Central Asia and partly in Eastern Europe. It borders Russia to the north and west, China to the east, Kyrgyzstan to the southeast, Uzbeki ...

Kyrgyzstan Kyrgyzstan,, pronounced or the Kyrgyz Republic, is a landlocked country in Central Asia. Kyrgyzstan is bordered by Kazakhstan to the north, Uzbekistan to the west, Tajikistan to the south, and the People's Republic of China to the ea ...

Belarus Belarus,, , ; alternatively and formerly known as Byelorussia (from Russian ). officially the Republic of Belarus,; rus, Республика Беларусь, Respublika Belarus. is a landlocked country in Eastern Europe. It is bordered by ...

Azerbaijan Azerbaijan (, ; az, Azərbaycan ), officially the Republic of Azerbaijan, , also sometimes officially called the Azerbaijan Republic is a transcontinental country located at the boundary of Eastern Europe and Western Asia. It is a part of t ...

Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...

, and

Mongolia Mongolia; Mongolian script: , , ; lit. "Mongol Nation" or "State of Mongolia" () is a landlocked country in East Asia, bordered by Russia to the north and China to the south. It covers an area of , with a population of just 3.3 million, ...

. In early 2021 Ukraine announced that it would be disconnecting from Russia and Belarus by the end of 2023 and integrating into the continental European grid. In February 2022, Ukraine disconnected due to the

2022 Russian invasion of Ukraine On 24 February 2022, in a major escalation of the Russo-Ukrainian War, which began in 2014. The invasion has resulted in tens of thousands of deaths on both sides. It has caused Europe's largest refugee crisis since World War II. ...

, also disconnecting Moldova. In early March 2022, Ukraine completed an emergency synchronization with the European grid.

Interconnections with other systems

IPS/UPS is synchronously interconnected with the Baltic countries. In addition, it has an interlink to the Nordic system via a back-to-back high-voltage direct current (HVDC) connection to Finland with a capacity of 1420

megawatts The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James Wat ...

. ''(See "Operation of Power Systems" link for title page and table of contents.)'' In 2005, Russia and the EU considered unifying the IPS/UPS network with the ENTSO-E to form a single synchronous super grid spanning 13 time zones. There was also a proposal to interconnect the Russian grid to China and other Asian systems with HVDC links as part of an

Asian Super Grid The Asian Super Grid is a project to establish an electrical power transmission network, or super grid, connecting China, South Korea, Taiwan, Mongolia, Russia, and Japan. It will transmit electrical power from renewable sources from areas of th ...

References

{{DEFAULTSORT:Ips Ups Wide area synchronous grids Electric power transmission systems in Europe Electric power transmission systems in Asia Electric power infrastructure in Russia

History

UPS

IPS

Interconnections with other systems

See also

References