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Toyotas Yaris hybrid concept anticipates B-segment hybrid strategy with first downsizing of HSD; Prius +

Green Car Congress

This marks Toyota’s first downsizing of its HSD technology. Introducing full hybrid technology into the B-segment presented Toyota with several unique engineering challenges. The smaller Prius v introduced in January at the Detroit show features a NiMH pack.).

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Toyota introducing new powertrain units based on TNGA; transmissions, engine, hybrid system, 4WD

Green Car Congress

The transmission system utilizes gear drive when starting from a full stop, resulting in powerful acceleration while at the same time resolving the momentary sluggish feeling that was previously present during accelerator operation. Shift responsiveness has improved through downsizing of the pulley and reduction of inertia by 40%.

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Mixed Outlook for Mainstream Consumer Adoption of PHEVs

Green Car Congress

Bubble chart of plausible mainstream PHEV buyers’ battery requirements (light and dark gray circles) and experts’s requirements overlaid on a Ragone plot of NiMH and Li-ion batteries. Source: Ken Kurani. Click to enlarge. or below; advanced accessories; and a mild hybrid drivetrain.

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

This is from "Commercializing Plug-In Hybrids" (pdf), the current CalCars 24-slide presentation about PHEVs available along with other documents at CalCars Downloads. Agrees on environmental and economic benefits, though some presentations backtrack on that; says batteries need further development before commitment to mass-production.

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