1. Volvo Trucks Per-Uno Sturk, Volvo Trucks Quiet Cities – Enabling Out of hour deliveries Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 1 2014-11-26 Developments in quiet vehicle technology

2. Volvo Trucks  Second largest producer of heavy trucks and transport solutions within the entire truck industry.  2300 dealerships and workshops in more than 140 countries 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 2

3. Volvo Trucks Vehicle sound  Drivers comfort  Environment –Regional/Local regulation 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 3

4. Volvo Trucks Vehicle sound level 10 modern trucks = 1 veteran 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 4

5. Volvo Trucks Vehicle sound sources The operator/driver –Reduce Speed –Reduce Torque 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 5

6. Volvo Trucks Acoustic environment vs sources  Reflective surfaces  Absorbing surfaces  Diffracting objects Acoustics Source 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 6

7. Volvo Trucks 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 7

8. Volvo Trucks Electrically powered Crane A small electric motor power the hydraulic pump, while the diesel engine is off http:// www.volvotrucks.com/trucks/sweden-market/sv-se/newsmedia/pressreleases/Pages/pressreleases.aspx?pubId=17599 http://www.mobileintegrator.se/wp-content/uploads/2014/05/BOC_1681.1200.png 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 8

9. Volvo Trucks Waste handling Field test Hybrid refuse truck Bins with noise insulation material and soft rubber wheels 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 9

10. Volvo Trucks Goods distribution Field test City of Stockholm, Svebol, Lidl, Volvo Trucks and KTH (Royal Institute of Technology) Potential in extending time window for delivery beyond daytime Environmental as well as working condition aspects of sound 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 10

11. Volvo Trucks Summing up Sensibility & responsibility Acoustically treated tools & equipment Observance for remaining issues & potentials Start now 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 11

12. Volvo Trucks Per-Uno Sturk Absorbent snow in mid winter Sweden 2014-11-26 Per-Uno Sturk, Regulation & Feature Specialist – Noise & Vibrations 12