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Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

Green Car Congress

Although real-world fuel economy improvements from GDI technology alone are close to 1.5%, they can reach 8% by downsizing and turbocharging the engine, which can be achieved on GDI engines without loss of power compared to PFI engines. emission control technologies, and vehicle age and maintenance history. … —Saliba et al.

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2018 VW Tiguan and new 2.0 TSI B-cycle engine gives VW a strong offering in compact SUV segment

Green Car Congress

3 B-Cycle gasoline engine is the first example of Volkswagen’s “Rightsizing” strategy—an engine development strategy that looks to for the optimal balance of displacement, output, torque and efficiency based on vehicle class and real-world operating conditions, rather than just seeking to downsize. By comparison, the 2017 Tiguan with 2.0L

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Promising Delphi 1st-gen Gasoline Direct Injection Compression Ignition engine meeting ultra fuel efficient program targets

Green Car Congress

Compared to new diesel engines, the Delphi team found that BSFC for GDCI at light loads was comparable or better, and at high loads was about 5% higher. For this reason, GDCI is a good candidate for aggressive downsizing, downspeeding, and boosting, which is a proven strategy for high vehicle-level fuel economy. —Sellnau et al.

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Volkswagen introduces new 1L, 3-cylinder gasoline Golf; 54.7 mpg

Green Car Congress

Despite its efficiency, the Golf TSI BlueMotion with the 85 kW / 114 hp downsized 999 cc EA211-series engine reaches 100 km/h in 9.7 Golf Comparisons. As a result, it is no longer necessary to perform the previously obligatory replacement of the toothed belt as a maintenance item. engine) introduced in 1975.

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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

Appendix B: Car of the Future: A Comparison of Alternative Vehicles. It is alarming to see comparisons of the Chevrolet Volt PHEV with battery electric cars when the comparison focuses only on the electric range and ignores the other important differences. More information on e-mile comparisons is given by Reference Nº 2.

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