Rio floating wind plan as Brazil's Petrobras unveils vast new offshore renewables ambition

VIDEO | Oil and gas group files interest in 23GW across 10 areas in 'effective entry into the sector'

Petrobras' energy transition chief Mauricio Tolmasquim (left) and CEO Jean Paul Prates. Petrobras' energy transition chief Mauricio Tolmasquim (left) and CEO Jean Paul Prates.
Petrobras' energy transition chief Mauricio Tolmasquim (left) and CEO Jean Paul Prates. Petrobras' energy transition chief Mauricio Tolmasquim (left) and CEO Jean Paul Prates.Foto: Petrobras

Brazilian state oil & gas group Petrobras unveiled plans for 23GW more potential offshore wind – including a floating project off Rio de Janeiro – as it set out its stall to be the nation’s biggest player in wind at sea.

Petrobras said it has filed requests with Brazil’s environmental protection agency Ibama over potential development in 10 regions.

The company said the filings mark the start of its major solo push into offshore wind and are additional to existing moves underway with partners, such as the link-up with Norwegian oil group Equinor announced earlier this year.

Petrobras CEO Jean Paul Prates said: “This initiative represents Petrobras’ effective entry into the offshore wind energy segment.

“We are preparing the company to become the largest developer of wind energy projects in Brazil. We are the company that has the most knowledge of the Brazilian offshore environment and we have a tradition in maritime operations that can bring relevant synergies to offshore wind projects.”

Petrobras Offshore Wind areas wish-list.Foto: Petrobras
The areas earmarked for possible projects by Petrobras span seven in the northeast, two in the southeast and one in the south (see map).
They include an area off the state of Rio de Janeiro with 100 metre-plus suitable only for floating wind. Petrobras said in August that it is working with the University of Sao Paulo on testing novel floating wind technology based on a four-column semi-submersible platform (see video at foot).

Petrobras said: “The technology for floating wind turbines has been developed very quickly and offers advantages for construction and installation, as it can be assembled in a port, on the coast, and towed to the installation site, without the need for specific vessels for installing wind turbines at sea.

“The feasibility of projects with floating structures will open up possibilities for integration and supply of energy to our production platforms.”

Petrobras stressed that the filings to Ibama won’t secure licenses for the projects, a process that depends on the outcome of long-running political negotiations currently underway over a regulatory framework for offshore wind in Brazil.

The move came on the same day Petrobras announced plans to invest in wind turbine manufacturing onshore with a view to later opportunities at sea.

As well as Petrobras and Equinor, a clutch of global energy giants are interested in tapping Brazil’s offshore wind potential, including oil major Shell and global green giants Corio and Iberdrola.

The country’s energy planning agency EPE as part of its Offshore Wind Roadmap in 2020 had estimated the country’s offshore wind potential as high as 700GW off its 8,000km coastline.

According to a World Bank estimate, the country has a theoretical potential of 1,200GW for wind at sea, of which 480GW is seen as bottom-fixed in depths of up to 50 metres and another 748GW as floating plant in deeper waters.

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Published 14 September 2023, 07:39Updated 14 September 2023, 07:40
PetrobrasBrazilAmericasfloating