The Bang Lang Dam (, , ), also known as the Pattani Dam (, , ), is a multi-purpose
hydroelectric dam
Hydroelectricity, or hydroelectric power, is Electricity generation, electricity generated from hydropower (water power). Hydropower supplies 15% of the world's electricity, almost 4,210 TWh in 2023, which is more than all other Renewable energ ...
in the
Bannang Sata District
Bannang Sata (, ; ; Jawi: بنڠ ستر ) is a district (''amphoe'') in the southern part of Yala province, southern Thailand. It is the site of the Bang Lang Dam and reservoir.
History
The name ''Bannang Sata'' is the Thai iteration of ''Ben ...
of
Yala Province,
Thailand
Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until 1939), is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. With a population of almost 66 million, it spa ...
.
It was the first multi-purpose dam developed in Thailand's
southern region. The dam impounds the
Pattani River
Pattani River (, ; ; ; Jawi alphabet, Jawi: سوڠاي ڤتنا) is a river in southern Thailand. It originates in Amphoe Betong, Betong district, Yala Province and empties into the Gulf of Thailand at the town of Pattani (town), Pattani. Within ...
, creating the
Bang Lang Reservoir. The dam and its accompanying power plant were developed as part of the Pattani Project.
Description
Bang Lang Dam is an earth core rockfill dam. It is long and high. Its reservoir has a maximum storage capacity of with a catchment area of .
[
The dam is considered multi-purpose supporting electricity generation, irrigation, flood control, fisheries and recreation activities.][
]
Power plant
The dam's power plant has three hydroelectric Francis turbine
The Francis turbine is a type of water turbine. It is an inward-flow reaction turbine that combines radial and axial flow concepts. Francis turbines are the most common water turbine in use today, and can achieve over 95% efficiency.
The pro ...
-generating units, each with an installed capacity of 24 MW.[
]
References
Dams in Thailand
Rock-filled dams
Hydroelectric power stations in Thailand
Buildings and structures in Yala province
Dams completed in 1981
1981 establishments in Thailand
Energy infrastructure completed in 1981
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