Sökning: "Polypropylene grease"

Hittade 2 uppsatser innehållade orden Polypropylene grease.

1. 1. The Influence of Electric Currents on Performance of Grease Lubricated Rolling Element Bearings

   Master-uppsats, KTH/Maskinkonstruktion (Inst.)

   Författare :Bharath Chanamolu; [2022]
   Nyckelord :Angular contact bearings; Bearing currents; Shaft voltages; Film thickness estimation; Electrical-capacitance method; Frictional moment measurements; Lubricant starvation; Vinkelkontaktlager; Lagerströmmar; Axelspänningar; Filmtjockleksuppskattning; Elektrisk-kapacitansmetod; Friktionsmomentmätningar; Smörjmedelsvält..;

   Sammanfattning : The technological advancement in electrical machinery represents the need to understand the lubricant behaviour in the electrical environment. As shaft voltages are unavoidable in electrical machinery, developing new grease formulations and studying their performance against electric loads is required. LÄS MER

3. 2. Enabling More Efficient E-Mobility : Grease Development by a Novel Bearing-Grease Test Machine

   Master-uppsats, KTH/Maskinkonstruktion (Avd.)

   Författare :Gabriel Benjamin Calderon Salmeron; [2019]
   Nyckelord :Deep groove ball bearing; Lithium complex grease; Polypropylene grease; energysaving potential; High speed bearing-grease testing machine; Spårkullager; Litiumkomplexfett; Polypropenfett; Energibesparingspotential; Höghastighetslagermaskin;

   Sammanfattning : The inclusion of electric vehicles in the automotive industry represents an opportunity for lubricating grease producers. Different speed, loads, and electric conditions are present in the bearings of the electric vehicles when compared with the conditions in a traditional internal combustion engine vehicle. LÄS MER