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Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel.

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Presentation on theme: "Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel."— Presentation transcript:

1 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Configuration of regulatable two stage turbo charging system Figure Legend:

2 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The influence of regulation methods on system overall efficiency and equivalent turbine flow area Figure Legend:

3 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Design process of Miller cycle two-stage turbocharging system Figure Legend:

4 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Simulated and tested heat release rate and NO x emissions (overall NO x multiplier = 1) Figure Legend:

5 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The comparison of tested and simulated cylinder pressure curve of 100% load Figure Legend:

6 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The comparison of tested and simulated fuel consumption under propeller loads Figure Legend:

7 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Comparisons of tested and simulated maximum cylinder pressure under propeller loads Figure Legend:

8 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The effects of valve timing on NO x emissions and fuel efficiency Figure Legend:

9 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Design and matching method of two stage turbocharging system Figure Legend:

10 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The influence of volumetric efficiency on turbine’s equivalent flow area Figure Legend:

11 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The influence of volumetric efficiency on compressor’s pressure ratio Figure Legend:

12 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The influence of volumetric efficiency on reduced mass flow rate of compressors Figure Legend:

13 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The variations of excess air coefficients Figure Legend:

14 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Propeller operation points on high stage compressor map Figure Legend:

15 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Propeller operation points on low stage compressor map Figure Legend:

16 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 Maximum cylinder pressures and exhaust temperatures of propeller operation points (without bypass) Figure Legend:

17 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The comparisons of BSFC and BSNO x between the new and the original engine Figure Legend:

18 Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Miller-Cycle Regulatable, Two-Stage Turbocharging System Design for Marine Diesel Engines J. Eng. Gas Turbines Power. 2013;136(2):022201-022201-8. doi:10.1115/1.4025486 The comparison of system efficiency between regulatable two-stage and single stage turbocharging system Figure Legend:


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