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Volvo introducing new downsized 4-cylinder engine range, with fuel economy improvements up to 35%; hybrid and flywheel drive systems

Green Car Congress

The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. The new powertrains are also up to 90 kg lighter than the present ones and fuel economy is improved by up to 35%. It covers the range from high-power and -torque variants to fuel-efficient derivatives.

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HyBoost concept achieving close to Prius-level CO2 emissions; aggressive downsizing with advanced boosting and micro-hybrid system

Green Car Congress

variant but with fuel economy of a strong hybrid. HyBoost achieves this by combining aggressive 50% downsizing of the engine with an electric supercharger for transient low-speed performance, and a micro-hybrid stop-start and energy recuperation systems, Boggs said. Downsizing the 2.0-liter Click to enlarge. Click to enlarge.

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Volvo to concentrate on hybrids and downsized engines for US

Green Car Congress

Volvo Car Corporation will rely on a powertrain strategy based on its new downsized 4-cylinder VEA (Volvo Environmental Architecture) engine platform ( earlier post ) and hybrids for the US market, said John Maloney, recently appointed President of Volvo Cars, US, in an interview at the Detroit Auto Show. Click to enlarge.

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HyBoost demonstrator debuts at LCV2011; 50% by swept volume downsizing with low-cost electrification

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The HyBoost project has been led by Ricardo in partnership with Controlled Power Technologies, the European Advanced Lead Acid Battery Consortium, Ford, Imperial College London, and Valeo, with co-funding from the UK government-backed Technology Strategy Board. Earlier post.). The HyBoost concept is based on a 2009 Ford Focus in which a 2.0L

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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. This engineering solution targets the independent powering of the air-conditioning unit for improved full hybrid powertrain fuel economy. For the Yaris, as one example, Toyota reduced battery weight and size, Leroy said.

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A123: Increasing 48V battery power up to ~25 kW enables advanced mild hybrid capabilities with greater fuel savings

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Improving battery power to such as level would further enable hybridization to near-HEV levels as well as engine downsizing, thereby enabling fuel economy improvements beyond the current 10-15% MHEV limit. The BISG is connected to a 48 V (nominal battery) and also typically to a 12V powernet via a DC/DC convertor.

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Google and IEEE launch $1M challenge for downsized inverters

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We believe that inverters will become increasingly important to our economy and environment as solar PV, batteries, and similar power sources continue their rapid growth. For example, GM is leading a DOE funded project for a next-generation inverter targeting improving costs to $3.30/kW

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