Angola LNG is a
liquid natural gas (LNG) facility in
Soyo,
Angola.
Technical features
The Angola LNG plant is a single train facility with production capacity of 5.2 million tonnes per year. The plant uses
ConocoPhillips
ConocoPhillips Company is an American multinational corporation engaged in hydrocarbon exploration and production. It is based in the Energy Corridor district of Houston, Texas.
The company has operations in 15 countries and has production in ...
' proprietary natural gas liquefaction technology (Optimized CascadeSM Process).
[
] In addition to LNG, it also produces
propane
Propane () is a three-carbon alkane with the molecular formula . It is a gas at standard temperature and pressure, but compressible to a transportable liquid. A by-product of natural gas processing and petroleum refining, it is commonly used a ...
,
butane
Butane () or ''n''-butane is an alkane with the formula C4H10. Butane is a gas at room temperature and atmospheric pressure. Butane is a highly flammable, colorless, easily liquefied gas that quickly vaporizes at room temperature. The name but ...
and condensate.
The plant is supplied from offshore gas fields on blocks 14, 15, 17 and 18, and from non-associated gas fields Quiluma, Atum, Polvo and Enguia.
[
]
The LNG project is presented as environmentally friendly by its designers, because most of its feedstock will consist of associated gas produced in association with crude oil in offshore field, that is currently
flared. However, while LNG production is more environmentally friendly than flaring, liquefaction is also a highly energy-intensive process and a significant percentage of the gas must be burned to generate the energy to cool the rest.
The plant was constructed by
Bechtel
Bechtel Corporation () is an American engineering, procurement, construction, and project management company founded in San Francisco, California, and headquartered in Reston, Virginia. , the ''Engineering News-Record'' ranked Bechtel as the sec ...
.
[ The LNG plant cost US$9 billion, and it was commissioned in 2013.][
] The first LNG was shipped on 16 June 2013.[
]
Project company
The project was proposed to Sonangol by Texaco in June, 1997. The project, jointly managed by woAh and Texaco, continued evaluation processes and brought in outside partners (originally ExxonMobil
ExxonMobil Corporation (commonly shortened to Exxon) is an American multinational oil and gas corporation headquartered in Irving, Texas. It is the largest direct descendant of John D. Rockefeller's Standard Oil, and was formed on November 30, ...
, Elf Aquitaine, and BP.) Subsequently Texaco merged with Chevron Corporation
Chevron Corporation is an American multinational energy corporation. The second-largest direct descendant of Standard Oil, and originally known as the Standard Oil Company of California (shortened to Socal or CalSo), it is headquartered in S ...
, ExxonMobil was replaced in the project by Eni
Eni S.p.A. () is an Italian multinational energy company headquartered in Rome. Considered one of the seven "supermajor" oil companies in the world, it has operations in 69 countries with a market capitalization of US$54.08 billion, as of 11 Ap ...
, and Elf Aquitaine merged with Total
Total may refer to:
Mathematics
* Total, the summation of a set of numbers
* Total order, a partial order without incomparable pairs
* Total relation, which may also mean
** connected relation (a binary relation in which any two elements are comp ...
.
Angola LNG was formed as a joint project in 2008 involving Cabinda Gulf Oil Company, a subsidiary of Chevron Corporation (36.4%), Sonangol (22.8%), BP (13.6%), Eni (13.6%) and Total (13.6%).[
] Sonangol and Chevron serve as co-project leaders. The shareholders will provide associated gas from their respective offshore oil fields. Director of Angola LNG is Eric Dunning.[
]
Challenges
Angola LNG faced an extended plant shutdown of more than three years from December 2015 to January 2019 to sort out a number of project issues that caused an incident on 10 April 2015.
See also
References
{{reflist
External links
Company website
Oil and gas companies of Angola
Liquefied natural gas plants
Natural gas in Angola
Energy infrastructure in Angola
Companies established in 1997
Soyo