Remove Environment Remove Events Remove Exhaust Remove Statistics
article thumbnail

Study finds reduction of low-frequency noise from transition to electric buses improved residents’ health

Green Car Congress

Previous noise-level measurements had indicated that disturbance from low-frequency noise in indoor environments was present in the residential area. —Kerstin Persson Waye, Professor of Environmental Medicine at Sahlgrenska Academy, University of Gothenburg, who heads the Sound Environment and Health group that conducted the research.

Electric 459
article thumbnail

euroFOT study demonstrates how driver assistance systems can increase safety and fuel efficiency

Green Car Congress

Driver Assistance technologies such as those tested in euroFOT may have a positive effect on driver behavior and improving the understanding of their potential to impact road safety, traffic efficiency and the environment, according to the consortium. It was observed that over-speeding and harsh braking events were reduced when SL is active.

Fuel 231
article thumbnail

Growth Energy and Ethanol Producers Request Waiver Allowing E15 from EPA

Green Car Congress

Announcing the submission at an event at the National Press Club in Washington DC, General Wesley Clark, USA (Ret.), No statistically significant change was detected. The waiver does not seek to mandate use of E15, but to remove the barrier to its optional use. billion into the US economy annually. Earlier post.). In a letter to Gen.

EPA 150
article thumbnail

BMW provides initial look at X5 eDrive plug-in hybrid prototype

Green Car Congress

Finally, all the engines run cold on the intake side and hot on the exhaust side. In the event of congestion or other hold-ups on the selected route, the system will propose alternative routes. The driver can then decide whether to save time or fuel. The savings achievable on a particular route are shown as a percentage.

BMW 247
article thumbnail

Audi highlights its range of electrification efforts; Q7 diesel PHEV, A7 fuel cell PHEV, BEV, 48V and more; 750 Wh/l by 2025

Green Car Congress

For example, fuel economy statistics and a graphic display of the electric range is shown on the navigation map. Because the exhaust system transports only water, it can be made of lightweight polymer. Torque at both axles can be electronically controlled in the event of slip and steplessly varied.

Audi 150