7. CNG – Early developments.
Catalitic converter
Function: to reduce the pollutant emissions produced in the combustion process
8. CNG – Early developments.
Special C & U Regulations for
pressurised vessels…..
3 yearly tank pressure test
9. CNG
History of CNG in the UK
• 100+ Daily vehicles sold between late 90’s and 2004
• 10 Eurotech vehicles sold between 2000 and 2006
• Major problems with reliability forced stop of sales.
• Issues
– Water in gas from low pressure gas mains
– Dealers unable to support
May 2009 9
10. CNG
CNG in the rest of Europe
• 4000 Daily CNG built since late ’90s. 1500 with new F1 engine. Current volume
circa 1000 per annum.
• 1000 Eurotech since mid ’90s and 400 Stralis with Cursor
• Eurocargo CNG shown at IAA Hannover will be available from mid 2009
• DHL in Netherlands running 60 Daily vehicles with no significant problems – fast
fill system
• Conclusion is that CNG vehicles work well when gas supply is good
May 2009 10
11. CNG
Today
• 1 vehicle successfully completed trial with Veolia with Camden Council in
partnership with Gasrec supplier of Bio Methane and Cenex
• Vehicle entered service in Oct 2008 and was maintained by Stormont
• 6 months ( approx 7,000Km) ended in April 2009
• Gasrec appointed as Iveco’s preferred supplier of Bio Methane
May 2009 11
14. CNG
Engine F1C CNG
F1C CNG engine provides
characteristics of a real commercial vehicle
engine:
Very high torque available already at low revs.
• “Diesel engine” performance
• Low noise level
• Low consumption
Max power Max torque • Low engine wear
100 kW / 136 HP 350 Nm
2.730 - 3.500 rpm 1.500 - 2.730 rpm • EEV-homologation
May 2009 14
15. CNG
Easy to bodybuild
Gas tanks are exclusively applied below the frame
Additionally some gas tanks could be added or
deleted on demand
May 2009 15
16. CNG
Guaranteed future by low emissions
• Daily CNG is exempt from the London Congestion Charge.
• Daily CNG meets already the proposed Euro VI limits. This means that today’s technology
will remain appropriate for the next decade.
• Therefore the future access to down-town areas and city centres will be ensured.
BESONDERS
UMWELT-
EEV
FREUNDLICHES
FAHRZEUG
(EEV)
RICHTLINIE
May 2009 16
17. CNG
Good range
Gas bottle position Volume Diameter X length [mm]
(l)
54 269x1170
56 228x1630 Overall capacity
80
56
269x1670
228x1630
Gas bottle
30 228x920
30 228x920
220 – 302 litre
28 269x670
May 2009 17
18. Which kind of requests a LCV CNG has to fulfil?
Daily CNG offers a perfect trade off between
pay-load and range..
• Up to 302 l gas content
• Range up to 250 miles.
19. CNG
• Easy handling
• No limits in use
• High profitability (investment and operational costs)
• Future proofed by low emissions
• Good range
• Wide-spread product offer
• Industrialized production by manufacturer
• Large option availability
• Ease of maintenance
May 2009 19
