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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

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. —David Boggs. Micro-hybrid market. million units per year by 2020.

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Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

Cost of the new engine relative to gasoline baseline. 2013) “Cold Start Concept (CSC): A Novel Catalyst for Cold Start Emission Control,” SAE Int. l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 l/100 km) for a vehicle of that size. Source: Cummins. Click to enlarge. Weigert, E., Fuels Lubr.

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BorgWarner suggests Valve-Event Modulated Boost system can offer 6-17% fuel economy benefit over already downsized and turbocharged engines

Green Car Congress

Christopher Thomas, BorgWarner VP, Advanced Engineering, Engine Group and VP, Advanced Engineering, Drivetrain Group presented the basic concepts of VEMB and current BorgWarner test results at the recent SAE 2012 High Efficiency IC Engine Symposium. Total cost of implementation is much less than $10/1%, he said. and Sisson, J.

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AVL Concept Turbohybrid Mild Hybrid System Approaches Full Hybrid Fuel Savings at Lower Cost; Improved Driveability

Green Car Congress

Comparison of Fuel Consumption, Fun to Drive and System Cost of the different powertrain concepts. However, the system cost of the Turbohybrid was 150% that of the baseline, while the system cost of the full hybrid was more than 300% that of the baseline. Stage 1 of the Turbohybrid powertrain concept.

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CPT/AVL Study: New Generation of Micro-Hybrid Technologies Can Enable More than 25% Reduction in Fuel Consumption at Lower Cost Than Full Hybrid Drive Systems

Green Car Congress

liter ELC-Hybrid to downsized 1.4L VTES + SpeedStart. CPT and AVL’s most recent work assesses the potential of a VTES equipped downsized ELC-Hybrid vehicle in combination with the CPT SpeedStart Integrated Starter Generator ( earlier post ) and the UltraBattery. Click to enlarge. —Guy Morris.

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Zeroshift Developing Clutchless Multi-speed Transmission for EVs

Green Car Congress

Zeroshift’s multi-speed transmission concept changes gear without interrupting the torque, allowing EVs to run for longer at peak efficiency. Development of the concept is underway using Zeroshift’s proprietary gear-shifting system. The improved efficiency offered by Zeroshift’s concept could also extend EVs’ in-service battery life.

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Toyota continues prepare the market for fuel cell vehicle in 2015

Green Car Congress

Showcased at the Consumer Electronics Show in January in Las Vegas ( earlier post ), the FCV Concept, which presages the introduction of the series-production vehicle, made its European debut at the 2014 Geneva Motor Show. The output power is more than 100kW, despite significant unit downsizing. Toyota’s view of hydrogen.

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