martin bragg isuzu truck (uk) ltd. isuzu isuzu company background isuzu motors formed in 1911 (tokyo...
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Martin BraggMartin Bragg
Isuzu Truck (UK) LtdIsuzu Truck (UK) Ltd
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IsuzuIsuzuCompany Background
• Isuzu Motors Formed in 1911 (Tokyo Shipbuilding & Isuzu Motors Formed in 1911 (Tokyo Shipbuilding & Engineering Company Ltd) Engineering Company Ltd)
• Total vehicle production in excess of 28 millionTotal vehicle production in excess of 28 million
• Over 5.5 million “N-Series” trucks producedOver 5.5 million “N-Series” trucks produced
• Worldwide production circa 700,000Worldwide production circa 700,000 units/annumunits/annum
• 1.4milion Diesel engines produced per year1.4milion Diesel engines produced per year
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Isuzu Engine Applications
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Isuzu S.E.E ProgramIsuzu S.E.E ProgramImprove efficiency and reduce CO emissions
Make exhaust gases cleaner
Develop clean energy vehicles
Reduce vehicle external noise
Reduce environmental impact substances
Improve recyclability
Reduce air conditioner refrigerants
Reduce VOC in vehicle cabins
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ManufacturingManufacturing
Motive Power TechnologyMotive Power Technology
DisposalDisposal
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IsuzuIsuzuCompany Background
5 - Main Factories Located in Japan5 - Main Factories Located in Japan96 - Assembly Plants Worldwide96 - Assembly Plants Worldwide
(Combined Area of 8,529,893 sq/m)(Combined Area of 8,529,893 sq/m)
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ManufacturingManufacturing
All plants accredited to ISO 14001
Environmental Management
‘Plan for the Global Environment’
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‘Plan for the Global Environment’
1993 – 1999 achievements
• Improve fuel economy – 11% reduction
• Clean up emissions - legislation
- idling stop/start
- Particulate filter
• Dual fuel vehicles - CNG/Diesel
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‘Plan for the Global Environment’
1993 – 1999 achievements
• Reduce plant waste - 85% reduction
• Energy savings plant -Energy usage -17%
-CO2 emissions -46%
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Engines designed for low emissions
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Diesel vs. Petrol
CO
Item Diesel Gasoline
Exhaust emissions
NOx - Better
PM - Better
(fuel consumption related) Better -
Others
Noise level - Better
Engine torque Better -
Durability Better -
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EURO EMISSION STANDARDS FOR TRUCKS 1990-2009
Emissions by Euro class g/kWh
Carbonmonoxide
Hydrocarbons Nitrogendioxide
Particulatematter
Methane
Euro 0 (1990) 11.2 2.4 14.4 — —
Euro 1 (1993) 4.5 1.1 8.0 0.36 —
Euro 2 (1997) 4.0 1.1 7.0 0.15
Euro 3 (2001) 2.1 0.66 5.0 0.1 1.6
Euro 4 (2006) 1.5 0.46 3.5 0.02 1.1
Euro 5 (2009) 1.5 0.46 2.0 0.02 1.1
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Isuzu Truck (UK) LtdIsuzu Truck (UK) Ltd
Grams per Kilowatt Hour
Emission Euro IV Isuzu4JJ3.5t – 6.2t 150bhp
Isuzu 4HK7.5 tonnes 190bhp
Euro V
Nox 3.500 2.760 2.400 2.000
CO 1.500 0.060 0.020 1.500
HC 0.460 0.010 0.000 0.460
PPM 0.020 0.000 0.004 0.020
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Two Systems for Euro 4
• SCRSCR
• EGREGR
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SCRSCR
Selective Catalytic Reduction
Ad Blue and SCR- most European manufactures requires additive to be
purchased and added to the vehicle. Has weight penalty on some vehicles
Ammonia or Urea used as a reactant
Catalytic converter used to absorb residue
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Isuzu’s answer to Euro 4
• Common rail, high pressure, pilot, main & post Common rail, high pressure, pilot, main & post injectioninjection
• Variable nozzle turbocharger Variable nozzle turbocharger
• Exhaust gas recirculation (EGR)Exhaust gas recirculation (EGR)
• Self cleaning diesel particulate defuser (DPD)Self cleaning diesel particulate defuser (DPD)
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Diesel Particulate Defuser DPDDiesel Particulate Defuser DPD
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Alternative Fuels
• Compressed Natural Gas
• Liquefied Petroleum Gas
• Dimethyl Ethel
• Diesel Hybrid
• Fuel Cell
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CNGCNG
Advantages
Zero PM emission
Low NOx emission
Very low CO emission
Disadvantages
Short running distance
Heavy fuel container
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LPG
Advantages Disadvantages
Very low emissions Fuel consumption
equivalent to petrol
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DMEDME
Advantages DisadvantagesZero PM emission Shorter life
No black smoke No fuel structure
Good economy
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Diesel HybridDiesel Hybrid
Advantages DisadvantagesImproved fuel economy Complex system
Low CO2 Emissions High maintenance Reduced emissions for costs
start up and acceleration
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Diesel HybridDiesel Hybrid
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Diesel HybridDiesel Hybrid
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ELECTRIC
• On Board Batteries
• Weight penalties
• May be exempt from type approval
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TransmissionTransmission
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Easyshift: the Manual gearbox Easyshift: the Manual gearbox that thinks it’s an Automaticthat thinks it’s an Automatic
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Easyshift Characteristics (Comparison with A/T)A/T (Torque Converter) Easyshift (Fluid coupling)
Vehicle speed Vehicle speed
Dry type clutch
M/T level
Lock up
up
Fluid coupling operate only for
starting
Tra
nsm
issi
on e
ffic
ienc
y
Tra
nsm
issi
on e
ffic
ienc
y
Lock Up
Transmission Loss
Transmission Loss
A/T
NEES
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SpeedlimitersSpeedlimiters
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End of Life End of Life ELVELV