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Brazilian oil and gas company PetroRio started production of the 5th well in the Tubarão Martelo field, offshore
PetroRio said on Tuesday that the start of production at the well was part of a campaign to revitalize the field. The revitalization campaign consists of a workover in the TBMT-2HP well with the replacement of the submersible pump and the connection of a fifth producer well – TBMT-4HP – to the FPSO OSX-3 owned by PetroRio.
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In June 2020, Dommo Energia – then operator of Tubarão Martelo – announced the positive results of the workover, which raised the field’s production levels to around 7.000 barrels of oil per day.
Once the workover was complete, the TBMT-4HP was hooked up, which resulted in initial production of approximately 3.000 barrels per day, thus increasing field production to 10.000 barrels per day or a 40 percent increase over previous levels. previous levels.
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The company said that the revitalization of mature fields was a fundamental part of PetroRio's strategy and "plays an important role in the continuous reduction of the extraction costs per barrel of the company, in the continuous increase of the recovery factor of the fields operated by the company, and in the o continuous increase of the economic life of its assets”.
Tying a Hammerhead Tubarão to Campo de Polvo
The company estimates that the project investment will reach around US$45 million to be disbursed during the first half of 2021.
In addition, PetroRio expects to take advantage of the Polvo field connection to FPSO OSX-3, to make new investments for the connection of a sixth well – the TBMT-10H well – which could cost between US$ 20 million and US$ 25 million .
