Paulo Afonso IV Hydroelectric Plant

Paulo Afonso IV Hydroelectric Plant

Paulo Afonso IV Hydroelectric Plant

Paulo Afonso IV Hydroelectric Power Plant Brazil is located at Paulo Afonso in Bahia, Brazil. This infrastructure is of TYPE Hydro Power Plant with a design capacity of 2642.4 MWe. It has 6 unit(s). It is operated by Companhia Hidro-Eletrica do Sao Francisco (CHESF).

The Paulo Afonso Dam located 2 km southwest of the falls is 35 m high and 7,430 m long. It is located on Sao Francisco River with reservoir. The dam is an earth and rock-fill type, but is 1,053 m in length of concrete structures which include the power plant's intake and the spillway. The spillway is composed of eight floodgates and has a maximum discharge capacity of 10,000 m3/s. The dam withholds a 127,500,000 m3 capacity reservoir with a surface area of 12.9 km. The reservoir receives water through a channel that originates near the southern end of the Appolonius Sales Reservoir and continues south, skirting the city.  The Paulo Afonso IV power house is also underground and is 210 m long, 52 m high and 24 m wide. It contains six 410.4 MW generators for an installed capacity of 2,462.4 MW. 

The instruments supplied included:

  • EDS-70V Borehole extensometer (4-Point) – 16 sets
  • (with EDE-V10 Displacement sensors – 64 no.)
  • Model EWN-08V RF node for vibrating wire sensors (8 channels) – 8 no.
  • Model EWN-08V RF node for vibrating wire sensors (8 channels) – 8 no.
  • EWG-01G Gateway with RF antenna and GSM/GPRS antenna – 1 no.

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