European Transport Research Review

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Table 2 CO₂ emission constants per combination of vehicle and engine type

From: Enhanced speed advice for connected vehicles in the proximity of signalized intersections

Vehicle Type	Engine Type	E₀	f₁	f₂	f₃	f₄	f₅	f₆
Car	Petrol	0	0.553	0.161	−0.003	0.266	0.511	0.183
Car	Diesel	0	0.324	0.086	0.005	−0.059	0.448	0.23
Car	LPG	0	0.6	0.219	−0.008	0.357	0.514	0.17
Taxi	Diesel	0	0.324	0.086	0.005	−0.059	0.448	0.23
HDV	Diesel	0	1.52	1.88	−0.07	4.71	5.88	2.09
Bus	Diesel	0	0.904	1.13	−0.043	2.81	3.45	1.22

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