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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

Turbo boost can be controlled by changing the timing of the exhaust valves—no waste gate is required. In testing, BorgWarner observed fuel consumption improvements of 2% at low speeds to 12% at high speeds with VEMB, according to Thomas. The company also has demonstrated the potential to increase compression ratios by 1.5

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Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

Green Car Congress

To ignore this potential is wasteful and foolish. For an extended discussion see Appendix C). The PHEV does not suffer from the “range anxiety” that limits other electrically-powered vehicles. It is wasteful and destructive to be burning this versatile molecule; we must stop. But use of petroleum will continue.

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