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A Mild Hybrid Engine-Solid Oxide Fuel Cell Vehicle Configuration Using a Continuously Variable Power-Split Transmission free download ABSTRACT This paper focuses on a mild hybrid vehicle configuration design using a solid oxide fuel cell (SOFC) as an auxiliary power unit, which can provide electrical energy for an electric motor, recharge batteries and when necessary, supply energy to the.
The Center for Transportation Research (CTR) Vehicle Systems team modified a Nissan CK-2 Continuously Variable Transmission (CVT) for a diesel hybrid powertrain application. Mechanical and electrical modifications were made to the CVT, both internal and external to the transmission. The goal of this experiment was to investigate and demonstrate the potential of CVT for diesel engines hybrid.
The goal of this paper is to introduce and optimize a Power Split Continuously Variable Transmission (PS-CVT) including several Fixed Ratio (FR) mechanisms. In this power train, FR mechanisms are embedded in all possible places. At rst, the governing dynamics of the proposed power train is developed. A control algorithm on the base of minimizing the vehicle Fuel Consumption (FC) is introduced.
With their advantages, continuously variable transmissions have gained more popularity in the last decade by their use in mechanical transmission systems. The present paper aims to analysis the efficiency of the transmission based on the mechanical efficiency of the planetary gear train integrated in such transmission. In this analysis, we consider the mechanical efficiency of the transmission.
The continuously variable transmission (CVT) has seen a recent resurgence, and its penetration in the new vehicle fleet has increased significantly. Although the CVT provides the ideal ratio for any operating condition, the full potential of this attribute is not realized because the parasitic losses can exceed those of a conventional automatic transmission. These approaches are being pursued.
This paper presents a control development for a hybrid vehicle powertrain with magnetic continuously variable transmission-MAGSPLIT. This is shown that in comparison with conventional continuously variable transmission (CVT) hybrid powertrain, a MAGSPLIT-based powertrain can provide similar functionality but with a number of advantages including efficiency improvement due to neglecting.
Nowadays, automakers have invested in new technologies in order to improve the efficiency of their products. Giant automakers have taken an important step toward achieving this objective by designing continuously variable transmission systems (CVT).