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Date of download: 11/1/2017 Copyright © ASME. All rights reserved.

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1 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: Schematic of the engine test-bed

2 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: Cylinder head and cylinder block thermocouple locations

3 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: Load and engine speed variation during a “rapid shutdown” test at WOT

4 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Temperature evolution in the cylinder block and (b) in the engine head. (c) Time history of coolant pressure and temperature at engine outlet. Baseline case: time of idle operation 5 s; initial condition at WOT; standard length of cooling circuit.

5 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Temperature evolution in the cylinder block and (b) in the engine head. (c) Time history of coolant pressure and temperature at engine outlet. Prolonged time of idle operation: 80 s; initial load at WOT; standard length of cooling circuit.

6 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: Details of the case in Fig. during the most rapidly varying part of the thermal evolution in the case of a prolonged idle operation. (a) Coolant pressure and temperature; (b) head and cylinder block temperature at two representative measuring points.

7 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Volume of the spilled coolant and (b) start of coolant leakage after engine shutdown as a function of length of idle operation

8 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Volume of the spilled coolant and (b) start of coolant leakage after engine shutdown as a function of length of idle operation. Cabin heater removed.

9 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Coolant and (b) metal conditions at two points in the cylinder head and cylinder block during the most rapidly varying part of the thermal evolution. Time of idle operation 5 s; initial load 819 kPa bmep; standard length of cooling circuit.

10 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Coolant and (b) metal conditions at two points in the cylinder head and cylinder block during the most rapidly varying part of the thermal evolution. Time of idle operation 5 s; initial load 495 kPa bmep; standard length of cooling circuit.

11 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Volume of the spilled coolant and (b) start of coolant leakage after engine shutdown as a function of brake mean effective pressure

12 Date of download: 11/1/2017 Copyright © ASME. All rights reserved. From: Engine Rapid Shutdown: Experimental Investigation on the Cooling System Transient Response J. Eng. Gas Turbines Power. 2010;132(7): doi: / Figure Legend: (a) Volume of the spilled coolant versus leakage and (b) vapor inlet time inside radiator after engine shutdown as a function of engine/radiator piping length


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