eGen Flex Hybrid System | Allison Transmission
Allison''s eGen Flex ® is capable of operating up to 50% of a bus''s route in engine-off mode, made possible by the Drive Unit, Inverter and Rechargeable Energy Storage System.
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Dualclutch Transmission Equipped Energy
Independent clutch and power device control of a multi-mode electro
A vehicle may include a multi-mode electro-mechanical infinitely variable transmission (EMIVT). In some embodiments, the EMIVT may be selectively electrically coupled to an electric energy...
Physics-Based Modeling of Electro-Hydraulic Actuated Dual-Clutch
Abstract A physics-based model is developed in this paper for control synthesis and design of electrohydraulic actuated dual-clutch transmissions in hybrid electric vehicles (HEVs).
Hybrid Dual-Clutch Transmission | EV Propulsion
HDCT, being part of a hybrid system, can take advantage of regenerative braking to recover and store energy in the battery packs. This contributes to overall energy
Battery Electric Vehicles: How Many Gears? A Technical
This paper aims to compare, through some practical examples, solutions with single-speed and dual-speed transmissions. In particular, given the very smooth driving of electric cars, for
Development of two-speed dual-clutch transmission for seamless gear
In this study, a system that enables seamless gear shifting by monitoring the clutch transmission torque is proposed using an existing two-speed DCT for EVs as the subject. The
Hybrid Dual-Clutch Transmission | EV Propulsion Systems | CAPLINQ
HDCT, being part of a hybrid system, can take advantage of regenerative braking to recover and store energy in the battery packs. This contributes to overall energy efficiency and fuel savings.
(PDF) Multi-Speed Gearboxes for Battery Electric Vehicles: Current
While multi-speed EV traction systems do show considerable promise, more investigation is needed to conclusively determine in what cases they can outperform highly optimized single
Dual-clutch transmission
A different type of dual-clutch transmission has been used in some railcars. The two clutches are placed one on the gearbox input shaft and the other on the gearbox output shaft.
Design and Modeling of Energy Efficient Dual Clutch Transmission
Thus, in this manuscript, we propose a ball-ramp DCT (BR-DCT) with a clutch actuator that changes mechanism to reduce power consumed by engagement and improve controllability.
Powertrain dynamics and control of a two speed dual clutch
For the purpose of prototyping of this system a DQ250 dual clutch transmission with hydraulically ed wet clutches was selec resilient during testing. The downside to the use of a wet clutch DCT is that there
(PDF) Multi-Speed Gearboxes for Battery Electric
While multi-speed EV traction systems do show considerable promise, more investigation is needed to conclusively determine in what cases they can