Svenska Turbinfabriks Aktiebolaget Ljungström

STAL (Svenska Turbinfabriks AB Ljungström; "Swedish Turbine Manufacturing Co.") was an

industrial Industrial may refer to: Industry * Industrial archaeology, the study of the history of the industry * Industrial engineering, engineering dealing with the optimization of complex industrial processes or systems * Industrial city, a city dominate ...

company A company, abbreviated as co., is a Legal personality, legal entity representing an association of people, whether Natural person, natural, Legal person, legal or a mixture of both, with a specific objective. Company members share a common p ...

established in 1913 in

Finspång Finspång () is a locality and the seat of Finspång Municipality, Östergötland County, Sweden with 12,440 inhabitants in 2010. Overview Finspång is a traditional industrial town. The first industries were established in 1580 when a Royal fact ...

Sweden Sweden, formally the Kingdom of Sweden,The United Nations Group of Experts on Geographical Names states that the country's formal name is the Kingdom of SwedenUNGEGN World Geographical Names, Sweden./ref> is a Nordic country located on ...

, by the brothers

Birger Ljungström Birger Ljungström (4 June 1872 – 17 November 1948) was a Swedish engineer, technical designer, industrialist, and inventor. Biography Birger Ljungström was born at Uddevalla in Stockholm, Sweden to cartographer Jonas Patrik Ljun ...

, and

Fredrik Ljungström Fredrik Ljungström (16 June 1875 – 18 February 1964) was a Swedish engineer, technical designer, and industrialist. Considered one of the foremost inventors of Sweden, Fredrik Ljungström accounted for hundreds of technical patents alon ...

, developing the

Ljungström turbine The Ljungström turbine (''Ljungströmturbinen'') is a steam turbine. It is also known as the STAL turbine, from the company name STAL ( sv, Svenska Turbinfabriks Aktiebolaget Ljungström). The technology has had numerous uses since its concepti ...

. In 1916, STAL became a subsidiary of ASEA. In 1959, the company was merged with ''AB de Laval Steam Turbine'' in

Stockholm Stockholm () is the Capital city, capital and List of urban areas in Sweden by population, largest city of Sweden as well as the List of urban areas in the Nordic countries, largest urban area in Scandinavia. Approximately 980,000 people liv ...

and formed ''Turbin AB de Laval Ljungström'', which changed its name to ''STAL-LAVAL Turbin AB'' in 1962. After ASEA merged with Brown Boveri to ABB 1988, the name was changed to ''ABB STAL AB''. This company later joined forces with

Alstom Alstom SA is a French multinational rolling stock manufacturer operating worldwide in rail transport markets, active in the fields of passenger transportation, signalling, and locomotives, with products including the AGV, TGV, Eurostar, Avelia ...

. Ever since, the business is split between Alstom (Alstom Power Sweden AB) and

Siemens Siemens AG ( ) is a German multinational conglomerate corporation and the largest industrial manufacturing company in Europe headquartered in Munich with branch offices abroad. The principal divisions of the corporation are ''Industry'', '' ...

(Siemens Industrial Turbomachinery AB).

History

''AB Ljungströms Ångturbin'' was formed in 1908 for the production of the

(later called ''STAL turbine'') and other inventions of the two brothers

(1872-1948) and

(1875-1964). The first Ljungström turbine was completed, and in 1912 the second copy was delivered to 7000 kW to

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

to supply

London London is the capital and largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary down to the North Sea, and has been a majo ...

's trains with power. Manufacturing was originally placed at workshops at

Lövholmen Liljeholmen is a district of the Hägersten-Liljeholmen borough in Söderort, the southern suburban part of Stockholm. History In 1860 Liljeholmen became the first suburb outside Stockholm city limits. The district was then one of two self-gov ...

at Liljeholmen just outside central

. ''Svenska Turbinfabriks AB Ljungström '' (STAL) was formed in 1913 to take over the manufacturing and sales right of Ljungström turbine. The production moved simultaneously to

. The operations expanded rapidly and steam turbines for both industrial and marine purposes were exported to, among others,

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...

and

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 populous ...

. ASEA took over the majority of shares in STAL 1916, and in 1932, it delivered

Northern Europe The northern region of Europe has several definitions. A restrictive definition may describe Northern Europe as being roughly north of the southern coast of the Baltic Sea, which is about 54th parallel north, 54°N, or may be based on other g ...

's largest power plant, a 50 MW STAL turbine, to the public Västerås steam power plant in

Västerås Västerås ( , , ) is a city in central Sweden on the shore of Mälaren, Lake Mälaren in the province of Västmanland, west of Stockholm. The city had a population of 127,799 at the end of 2019, out of the municipal total of 154,049. Västerås ...

. The same year was also saw the production of refrigeration from another of ASEA's subsidiaries, Luth & Roséns Elektriska AB in Stockholm. During the 1940s, STAL began to develop gas turbines for

jet engines A jet engine is a type of reaction engine discharging a fast-moving jet of heated gas (usually air) that generates thrust by jet propulsion. While this broad definition can include rocket, water jet, and hybrid propulsion, the term typicall ...

. Among other things, the idea was to manufacture combat engines for the

Swedish Air Force The Swedish Air Force ( sv, Svenska flygvapnet or just ) is the air force branch of the Swedish Armed Forces. History The Swedish Air Force was created on 1 July, 1926 when the aircraft units of the Army and Navy were merged. Because of the es ...

, but when they preferred British manufacturers, STAL instead focused on stationary industrial gas turbines. The result was the GT-35 model, which in further developed form is still sold, now under the name SGT-500. In 1959, the operations were merged with ''AB de Lavals Ångturbin''. The new company name ''STAL-LAVAL Turbin AB'' came a few years later and the business was concentrated in Finspång.

List of Managing Directors

STAL had the following

CEO A chief executive officer (CEO), also known as a central executive officer (CEO), chief administrator officer (CAO) or just chief executive (CE), is one of a number of corporate executives charged with the management of an organization especially ...

s:STAL 75th 1988: Executive Directors of STAL
* 1913-1916:

* 1917-1919:

Ivar Hahne Ivar (Old Norse ''Ívarr'') is a Scandinavian masculine given name. Another variant of the name is Iver, which is more common in Norway. The Old Norse name has several possible etymologies. In North Germanic phonology, several of the elements c ...

* 1920-1940: Georg Leire * 1941-1955: Erik David Lindblom * 1955-1959 (1961): Curt Nicolin

Gallery

File:STAL Ljungström ångturbingenerator 50MW 1932.jpg, The

with 50 MW electronical effect (G5 in :sv:Västerås ångkraftverk). File:STAL Ljungström steam turbine rotor 50MW.jpg, 50 MW Ljungström steam turbine. File:Västerås gamla ångkraftverk1000.jpg, Västerås steam power plant, exteriors. File:STAL mottrycks ångturbin, Tekniska museet, Stockholm.jpg, STAL turbine exhibited at the entrance of the Swedish National Museum of Science and Technology in

. File:Louis De Geer-STAL-medalj, frånsida.jpg, Plaquette in bronze depicting on one side Louis De Geer and Finspång Castle, on the other side STAL (Svenska Turbinfabriks Aktiebolaget Ljungström). Produced by AB Sporrong & Co. From the Swedish National Museum of Science and Technology.

References

* http://www.leteckemotory.cz/motory/dovern/
Hans Johnssson. Scandinavian pioneering efforts on the gasturbine area.pdf

External links

Turbine History in the STAL Club - Person Club Division at Siemens in Finspång for collection of turbine history

About the growth of group-union cooperation at, among others, STAL by Anders Kjellberg

Documentary about Västerås steam power plant in Västerås: ''Kokpunkten -- Det gamla ångkraftverket'' (YouTube)
{{Authority control Technology companies established in 1913 Companies based in Östergötland County Defunct manufacturing companies of Sweden Ljungström

History

List of Managing Directors

Gallery

See also

References

External links