Modelling and Simulation in Engineering / 2012 / Article / Tab 1

Research Article

A Comparative Energetic Analysis of Active and Passive Emission Control Systems Adopting Standard Emission Test Cycles

Table 1

Operative conditions for the working fluid and emission control systems.

Reference converter size,       (height; width; length)141 mm141 mm300 mm
Cell density, 62 cell/cm2
Channel size, 0.90 mm
Wall thickness, 0.35 mm
Wetted surface per unit volume, 2201 m−1
Solid phase density, 2807 kg/m3
Solid specific heat capacity, c 800 J/kg K
Exhaust flow rate, 100 g/s
Exhaust gas temperature, 200 (700)°C
Initial solid temperature, 700 (200)°C
Cycle time, 20 s

Further exhaust flow rate, 22 ÷ 252 g/s
Further exhaust gas temperature, 194 ÷ 616°C
Further initial solid temperature, 194 ÷ 434°C
Further converter length, 400 ÷ 600 mm
Further cycle time, 30 ÷ 60 s

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