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TECHNICAL PAPERS: Gas Turbines: Controls, Diagnostics, and Instrumentation

Dynamic Simulation of Full Startup Procedure of Heavy-Duty Gas Turbines

[+] Author and Article Information
J. H. Kim

Turbomachinery Department, Korea Aerospace Research Institute, Daejeon 305-600, Korea

T. W. Song

School of Mechanical and Aerospace Engineering, Seoul National University, Seoul 151-742, Korea

T. S. Kim

Department of Mechanical Engineering, Inha University, Inchon 402-751, Korea

S. T. Ro

School of Mechanical and Aerospace Engineering, Seoul National University, Seoul 151-742, Korea

J. Eng. Gas Turbines Power 124(3), 510-516 (Jun 19, 2002) (7 pages) doi:10.1115/1.1473150 History: Received December 01, 2000; Revised March 01, 2001; Online June 19, 2002
Copyright © 2002 by ASME
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References

Figures

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Extended stage characteristics; (a) pressure coefficient (model 1–front stages), (b) isentropic efficiency (model 1–front stages), (c) pressure coefficient (model 2–middle stages), (d) isentropic efficiency (model 2–middle stages), (e) pressure coefficient (model 3–rear stages), (f ) isentropic efficiency (model 3–rear stages)
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Variation in shaft speed during startup
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Schedule of fuel flow rate during startup
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Variations in turbine exhaust temperature during startup; (a) TET variation with % rpm, (b) TET variation with time
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Variation in developed power in low rpm region
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Variations in turbine and compressor efficiencies during startup
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Distribution of flow coefficient over the stages at various speed
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Variations in firing temperature and exhaust temperature during startup: effect of VIGV modulation; (a) firing temperature, (b) turbine exhaust temperature
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Variation in combustor inlet airflow during startup: effect of VIGV modulation
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Variation in first stage flow coefficient during startup: effect of VIGV modulation
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Operating lines during startup: effect of VIGV modulation

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