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Research paper

Evolution of flow structures and pressure fluctuations in the S-shaped region of a pump-turbine

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Pages 107-121 | Received 23 Apr 2016, Accepted 07 Jan 2018, Published online: 18 Jun 2018

References

  • Amiri, K., Mulu, B., Raisee, M., & Cervantes, M. J. (2016). Unsteady pressure measurements on the runner of a Kaplan turbine during load acceptance and load rejection. Journal of Hydraulic Research, 54(1), 56–73.
  • Botero, F., Hasmatuchi, V., Roth, S., & Farhat, M. (2014). Non-intrusive detection of rotating stall in pump-turbines. Mechanical Systems and Signal Processing, 48(1), 162–173.
  • Cavazzini, G., Covi, A., Pavesi, G., & Ardizzon, G. (2016). Analysis of the unstable behavior of a pump-turbine in turbine mode: Fluid-dynamical and spectral characterization of the S-shape characteristic. Journal of Fluids Engineering, 138(2), 021105. doi: 10.1115/1.4031368
  • Egorov, Y., Menter, F. R., Lechner, R., & Cokljat, D. (2010). The scale-adaptive simulation method for unsteady turbulent flow predictions. Part 2: Application to complex flows. Flow, Turbulence and Combustion, 85(1), 139–165.
  • Egusquiza, E., Valero, C., Huang, X., Jou, E., Guardo, A., & Rodriguez, C. (2012). Failure investigation of a large pump-turbine runner. Engineering Failure Analysis, 23, 27–34.
  • Favrel, A., Gomes Pereira Junior, J., Landry, C., Müller, A., Nicolet, C., & Avellan, F. (2017). New insight in Francis turbine cavitation vortex rope: Role of the runner outlet flow swirl number. Journal of Hydraulic Research, 1, 1–13. doi: 10.1080/00221686.2017.1356758
  • Gentner, Ch., Sallaberger, M., Widmer, Ch., Bobach, B.-J., Jaberg, H., Schiffer, J., … Guggenberger, M. (2014). Comprehensive experimental and numerical analysis of instability phenomena in pump turbines. IOP Conference Series: Earth and Environmental Science, 22(3), 032046. doi: 10.1088/1755-1315/22/3/032046
  • Gentner, Ch., Sallaberger, M., Widmer, Ch., Braun, O., & Staubli, T. (2012). Numerical and experimental analysis of instability phenomena in pump turbines. IOP Conference Series: Earth and Environmental Science, 15(3), 032042. doi: 10.1088/1755-1315/49/4/042001
  • Guggenberger, M., Senn, F., & Jaberg, H. (2015, September). Investigating the dynamic aspects of the turbine instability of a pump turbine model. In Proceedings of the 6th IAHR international meeting of the workgroup on cavitation and dynamic problems in hydraulic machinery and systems, Ljubljana.
  • Guggenberger, M., Senn, F., Schiffer, J., Jaberg, H., Gentner, C., Sallaberger, M., & Widmer, C. (2014). Experimental investigation of the turbine instability of a pump-turbine during synchronization. IOP Conference Series: Earth and Environmental Science, 22(3), 032015. doi: 10.1088/1755-1315/22/3/032015
  • Günther, T., Schulze, M., & Theisel, H. (2016). Rotation invariant vortices for flow visualization. IEEE Transactions on Visualization and Computer Graphics, 22(1), 817–826.
  • Hasmatuchi, V., Farhat, M., Roth, S., Botero, F., & Avellan, F. (2011). Experimental evidence of rotating stall in a pump-turbine at off-design conditions in generating mode. Journal of Fluids Engineering, 133(5), 051104. doi: 10.1115/1.4004088
  • IEC Standards. (1999). International Standard IEC, 60193: Second edition 1999–11: Hydraulic turbines, storage pumps and pump-turbines—model acceptance tests. Geneva: International Electrotechnical Commission.
  • Jacquet, C., Fortes-Patella, R., Balarac, L., & Houdeline, J.-B. (2016). CFD investigation of complex phenomena in S-shape region of reversible pump-turbine. IOP Conference Series: Earth and Environmental Science, 49(4), 042010. doi: 10.1088/1755-1315/49/4/042010
  • Landry, C., Favrel, A., Müller, A., Nicolet, C., & Avellan, F. (2016). Local wave speed and bulk flow viscosity in Francis turbines at part load operation. Journal of Hydraulic Research, 54(2), 185–196.
  • Li, D., Wang, H., Chen, J., Nielsen, T. K., Qin, D., & Wei, X. (2016). Hysteresis characteristic in the hump region of a pump-turbine model. Energies, 9(8), 620–638.
  • Li, Z., Bi, H., Karney, B., Wang, Z., & Yao, Z. (2017). Three-dimensional transient simulation of a prototype pump-turbine during normal turbine shutdown. Journal of Hydraulic Research, 55(4), 520–537.
  • Lucius, A., & Brenner, G. (2011). Numerical simulation and evaluation of velocity fluctuations during rotating stall of a centrifugal pump. Journal of Fluids Engineering, 133(8), 081102. doi: 10.1115/1.4004636
  • Menter, F. R., & Egorov, Y. (2010). The scale-adaptive simulation method for unsteady turbulent flow predictions. Part 1: Theory and model description. Flow, Turbulence and Combustion, 85(1), 113–138.
  • Pejovic, S., Zhang, Q. F., Karney, B., & Gajic, A. (2011, October). Analysis of pump-turbine S instability and reverse water hammer incidents in hydropower systems. In 4th International meeting on cavitation and dynamic problems in hydraulic machinery systems, Belgrade.
  • Rodriguez, C. G., Egusquiza, E., & Santos, I. F. (2007). Frequencies in the vibration induced by the rotor stator interaction in a centrifugal pump turbine. Journal of Fluids Engineering, 129(11), 1428–1435.
  • Roth, S., Hasmatuchi, V., Botero, F., Farhat, M., & Avellan, F. (2011, October). Influence of the pump-turbine guide vanes vibrations on the pressure fluctuations in the rotor-stator vaneless gap. In Proceedings of the 4th international meeting on cavitation and dynamic problems in hydraulic machinery and systems, Belgrade.
  • Staubli, T., Senn, F., & Sallaberger, M. (2008). Instability of pump-turbines during start-up in turbine mode. Hydro2008, Ljubljana, Slovenia.
  • Sun, H., Xiao, R., Liu, W., & Wang, F. (2013). Analysis of S characteristics and pressure pulsations in a pump-turbine with misaligned guide vanes. Journal of Fluids Engineering, 135(5), 051101. doi: 10.1115/1.4023647
  • Tanaka, H. (2011). Vibration behaviour and dynamic stress of runners of very high head reversible pump-turbines. International Journal of Fluid Machinery and Systems, 4(2), 289–306.
  • Trivedi, C., Gandhi, B., & Michel, C. J. (2013). Effect of transients on Francis turbine runner life: A review. Journal of Hydraulic Research, 51(2), 121–132.
  • Trivedi, C., Gandhi, B. K., Cervantes, M. J., & Dahlhaug, O. G. (2015). Experimental investigations of a model Francis turbine during shutdown at synchronous speed. Renewable Energy, 83, 828–836.
  • Widmer, C., Staubli, T., & Ledergerber, N. (2011). Unstable characteristics and rotating stall in turbine brake operation of pump-turbines. Journal of Fluids Engineering, 133(4), 041101. doi: 10.1115/1.4024805
  • Xia, L., Cheng, Y., Yang, Z., You, J., Yang, J., & Qian, Z. (2017). Evolutions of pressure fluctuations and runner loads during runaway processes of a pump-turbine. Journal of Fluids Engineering, 139(9), 091101. doi: 10.1115/1.4036248
  • Xia, L., Cheng, Y., You, J., Zhang, X., Yang, J., & Qian, Z. (2017). Mechanism of the S-shaped characteristics and the runaway instability of pump-turbines. Journal of Fluids Engineering, 139(3), 031101. doi: 10.1115/1.4035026
  • Xia, L. S., Cheng, Y. G., Zhang, X. X., & Yang, J. D. (2014). Numerical analysis of rotating stall instabilities of a pump-turbine in pump mode. IOP Conference Series: Earth and Environmental Science, 22(3), 032020. doi: 10.1088/1755-1315/22/3/032020
  • Yang, J., Pavesi, G., Yuan, S., Cavazzini, G., & Ardizzon, G. (2015). Experimental characterization of a pump–turbine in pump mode at hump instability region. Journal of Fluids Engineering, 137(5), 051109. doi: 10.1115/1.4029572
  • Zeng, W., Yang, J., Hu, J., & Yang, J. (2016). Guide-vane closing schemes for pump-turbines based on transient characteristics in S-shaped region. Journal of Fluids Engineering, 138(5), 051302. doi: 10.1115/1.4032069
  • Zhang, Y., Chen, T., Li, J., & Yu, J. (2017). Experimental study of load variations on pressure fluctuations in a prototype reversible pump turbine in generating mode. Journal of Fluids Engineering, 139(7), 1–4.
  • Zuo, Z., Fan, H., Liu, S., & Wu, Y. (2016). S-shaped characteristics on the performance curves of pump-turbines in turbine mode – a review. Renewable and Sustainable Energy Reviews, 60, 836–851.
  • Zuo, Z., Liu, S., Sun, Y., & Wu, Y. (2015). Pressure fluctuations in the vaneless space of High-head pump-turbines—a review. Renewable and Sustainable Energy Reviews, 41, 965–974.

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