The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 02, 2024
Filed:
May. 10, 2019
Fmc Technologies DO Brasil Ltda., Rio de Janeiro, BR;
Ana Maria Guimarães Guerreiro, Rio de Janeiro, BR;
Rodrigo Silva Cappato, Uppsala, SE;
Anderson Moita Witka, Rio de Janeiro, BR;
Lafaete Creomar Lima, Rio de Janeiro, BR;
Eduardo Wong Cardoso, Rio de Janeiro, BR;
Steven Kronemberger, Petrópolis, BR;
Ola Jemtland, Oslo, NO;
Ragnar Eretveit, Kongsberg, NO;
Stein Følkner, Østerås, NO;
Torbjørn Strømsvik, Nesbru, NO;
Abstract
A subsea variable speed drive apparatus comprising a pressure resistant container () comprising a curved wall section having a curved, internal surface (); and a variable speed drive comprising at least one power electronics module () arranged inside the container and held at a predetermined ambient pressure. The at least one power electronics module is mounted on a heatsink () which is mounted on the internal surface, the heatsink comprising a curved surface () contacting the internal surface and having a radius of curvature corresponding to the radius of curvature of the internal surface. A subsea hydrocarbon fluid pumping system comprising such subsea variable speed drive apparatuses and a related method are also disclosed.