1. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
Air heater geometry

2. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
Validation of the simulation of turbulent flow past a cylinder. Pressure coefficient (Cp) versus angle measured from stagnation point (Θ). — = present work at Re = 1 × 106, ◯ = experiment by Ref. [25] at Re = 1.2 × 106, ○=experiment by Falchsbart (in Ref. [26] at Re = 6.7 × 105, and X = LES by Ref. [27] at Re = 1 × 106.

3. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
Computational model of the air heater

4. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
External air velocity profiles at three different sections inside the air heater (fuel: natural gas). Similar profiles were obtained for biogas and syngas fuels.

5. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
Exhaust gas velocity profiles at three different sections inside the air heater (fuel: natural gas). Similar profiles were obtained for biogas and syngas fuels.

6. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
External air temperature profiles at three different sections inside the air heater (fuel: natural gas)

7. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
Exhaust gases temperature profiles inside the tube of the air heater (fuel: natural gas)

8. Date of download: 10/29/2017
Copyright © ASME. All rights reserved.
From: Computational Investigation of Air-Heater Performance Using Natural Gas, Biogas, and Syngas as Fuels
J. Thermal Sci. Eng. Appl. 2014;6(3): doi: /
Figure Legend:
Comparison of LHV versus m· and ΔTair versus m· for the three flow rates used for natural gas, biogas, and syngas, respectively