| On the transition of the cylinder wake HQ Zhang, U Fey, BR Noack, M König, H Eckelmann Physics of Fluids 7 (4), 779-794, 1995 | 515 | 1995 |
| Unified model for gas-liquid pipe flow via slug dynamics—part 1: model development HQ Zhang, Q Wang, C Sarica, JP Brill J. Energy Resour. Technol. 125 (4), 266-273, 2003 | 447 | 2003 |
| A unified mechanistic model for slug liquid holdup and transition between slug and dispersed bubble flows HQ Zhang, Q Wang, C Sarica, JP Brill International journal of multiphase flow 29 (1), 97-107, 2003 | 176 | 2003 |
| Unified model for gas-liquid pipe flow via slug dynamics—Part 2: Model validation HQ Zhang, Q Wang, C Sarica, JP Brill The American Society of Mechanical Engineers (ASME), 2003 | 153 | 2003 |
| Assessment and development of heavy-oil viscosity correlations MS Hossain, C Sarica, HQ Zhang, L Rhyne, KL Greenhill SPE International Thermal Operations and Heavy Oil Symposium, SPE-97907-MS, 2005 | 136 | 2005 |
| Investigation of paraffin deposition during multiphase flow in pipelines and wellbores—part 1: experiments A Matzain, MS Apte, HQ Zhang, M Volk, JP Brill, JL Creek J. Energy Resour. Technol. 124 (3), 180-186, 2002 | 115 | 2002 |
| A review of experiments and modeling of gas-liquid flow in electrical submersible pumps J Zhu, HQ Zhang Energies 11 (1), 180, 2018 | 104 | 2018 |
| Unified modeling of gas/Oil/Water-Pipe flow-basic approaches and preliminary validation HQ Zhang, C Sarica SPE Projects, Facilities & Construction 1 (02), 1-7, 2006 | 103 | 2006 |
| CFD simulation and experimental study of oil viscosity effect on multi-stage electrical submersible pump (ESP) performance J Zhu, H Banjar, Z Xia, HQ Zhang Journal of Petroleum Science and Engineering 146, 735-745, 2016 | 94 | 2016 |
| A numerical study on flow patterns inside an electrical submersible pump (ESP) and comparison with visualization experiments J Zhu, H Zhu, J Zhang, HQ Zhang Journal of Petroleum Science and Engineering 173, 339-350, 2019 | 91 | 2019 |
| Liquid entrainment in annular gas/liquid flow in inclined pipes KL Magrini, C Sarica, A Al-Sarkhi, HQ Zhang SPE Journal 17 (02), 617-630, 2012 | 91 | 2012 |
| Characterization of oil/water flows in horizontal pipes M Vielma, S Atmaca, C Sarica, H Zhang SPE Projects, Facilities & Construction 3 (04), 1-21, 2008 | 86 | 2008 |
| Effects of high oil viscosity on oil/gas flow behavior in horizontal pipes B Gokcal, Q Wang, HQ Zhang, C Sarica SPE Projects, Facilities & Construction 3 (02), 1-11, 2008 | 82 | 2008 |
| Investigation of slug flow characteristics in the valley of a hilly-terrain pipeline E Al-Safran, C Sarica, HQ Zhang, J Brill International journal of multiphase flow 31 (3), 337-357, 2005 | 82 | 2005 |
| Experimental study and mechanistic modeling of pressure surging in electrical submersible pump J Zhu, X Guo, F Liang, HQ Zhang Journal of Natural Gas Science and Engineering 45, 625-636, 2017 | 74 | 2017 |
| Numerical study on electrical-submersible-pump two-phase performance and bubble-size modeling J Zhu, HQ Zhang SPE Production & Operations 32 (03), 267-278, 2017 | 73 | 2017 |
| Effects of high oil viscosity on slug liquid holdup in horizontal pipes C Kora, C Sarica, HQ Zhang, A Al-Sarkhi, EM Alsafran SPE Canada Unconventional Resources Conference?, SPE-146954-MS, 2011 | 64 | 2011 |
| Mechanistic modeling and numerical simulation of in-situ gas void fraction inside ESP impeller J Zhu, HQ Zhang Journal of Natural Gas Science and Engineering 36, 144-154, 2016 | 62 | 2016 |
| Characterization of oil/water flows in inclined pipes S Atmaca, C Sarica, HQ Zhang, AS Al-Sarkhi SPE Projects, Facilities & Construction 4 (02), 41-46, 2009 | 57 | 2009 |
| Review of high-viscosity oil multiphase pipe flow HQ Zhang, C Sarica, E Pereyra Energy & Fuels 26 (7), 3979-3985, 2012 | 55 | 2012 |
