Presentation is loading. Please wait.

Presentation is loading. Please wait.

Date of download: 11/12/2016 Copyright © ASME. All rights reserved.

Similar presentations


Presentation on theme: "Date of download: 11/12/2016 Copyright © ASME. All rights reserved."— Presentation transcript:

1 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Location of thermocouple gauges and pressure sensor in the head of the engine

2 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Variation of turbulent thermal conductivity as a function of distance from the wall for the WOT case

3 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Effect of different thermal boundary layer thicknesses on peak heat flux for the WOT case

4 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Heat flux sensitivity to node spacing for the WOT case

5 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Averaged in-cylinder measured pressure and the simulated pressure for WOT case. Simulation used Eichelberg's formula with αs = 4.035.

6 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Heat flux from different measuring locations for WOT case

7 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Measured and simulated heat flux using Eichelberg's model with a scaling factor of for the WOT case. Experimental data from the averaged heat flux for the three probes.

8 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Measured and simulated heat flux using the unsteady model for WOT case with constant turbulent Prandtl number values in the thermal conductivity model. Experimental data from the averaged heat flux for the three probes.

9 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Measured and simulated heat flux using the unsteady model for WOT case with variable turbulent Prandtl number in the thermal conductivity model. Experimental data from the averaged heat flux for the three probes.

10 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: In-cylinder measured and simulated pressure for FCT case. Simulation used Eichelberg's formula with αs = 0.208.

11 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Heat flux from different measuring locations for the FCT case

12 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Measured and simulated heat flux using Eichelberg's model with a scaling factor of for the FCT case. Experimental data from the averaged heat flux for the three probes.

13 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Measured and simulated heat flux using the unsteady model for FCT case with constant turbulent Prandtl number values in the thermal conductivity model. Experimental data from the averaged heat flux for the three probes.

14 Date of download: 11/12/2016 Copyright © ASME. All rights reserved. From: Instantaneous Heat Flux Simulation of a Motored Reciprocating Engine: Unsteady Thermal Boundary Layer With Variable Turbulent Thermal Conductivity J. Heat Transfer. 2013;136(3): doi: / Figure Legend: Measured and simulated heat flux using the unsteady model for FCT case with variable turbulent Prandtl values in the thermal conductivity model. Experimental data from the averaged heat flux for the three probes.


Download ppt "Date of download: 11/12/2016 Copyright © ASME. All rights reserved."

Similar presentations


Ads by Google