SUBMERSIBLE ELECTRIC MACHINE

The invention relates to a submersible electric machine (2) for transporting a liquid, the submersible electric machine (2) comprising a hydraulic unit that comprises an impeller (12) configured for propelling the liquid, a drive unit that comprises a drive unit housing (17) defining a motor compart...

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Bibliographic Details
Main Authors OLSSON STAFFAN, HALLGREN GERT, BERGSTEN MANS
Format Patent
LanguageChinese
English
Published 06.11.2020
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:The invention relates to a submersible electric machine (2) for transporting a liquid, the submersible electric machine (2) comprising a hydraulic unit that comprises an impeller (12) configured for propelling the liquid, a drive unit that comprises a drive unit housing (17) defining a motor compartment (18), an electric motor (19) arranged in the motor compartment (18) and drive shaft (20) connected to the electric motor (19), the drive shaft (20) extending from the electric motor (19) to the hydraulic unit and being connected to the impeller (12), a top unit that comprises a top unit housing(23) defining an electronics chamber (24), the electronics chamber (24) being separated from the motor compartment (18) by a dividing structural wall (25), and a vibration sensor. The submersible electric machine (3) is characterized in that the vibration sensor is directly or indirectly connected to a partition (30) arranged in the electronics chamber (24), is configured to monitor vibrations inat least two dimensions [
Bibliography:Application Number: CN201980022151