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:
May. 29, 2018
Filed:
Sep. 30, 2014
Grundfos Holding A/s, Bjerringbro, DK;
Kim Hulegaard Jensen, Rødkærsbro, DK;
Lars Sund Mortensen, Aars, DK;
Jan Carøe Aarestrup, Bjerringbro, DK;
GRUNDFOS HOLDING A/S, Bjerringbro, DK;
Abstract
A method for controlling the power limit of a pump device includes controlling the power limit of the pump device on the basis of a pump media temperature Tand an ambient temperature Tmeasured inside a control box of the pump device. A pump device, in particular a centrifugal pump, is driven by a motor. The motor is controlled by a control box wherein temperature sensors for measuring a media temperature Tand an ambient temperature Tare arranged in the control box so as to control the power limit of the pump device depending on the measured media temperature Tand an ambient temperature T.