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@article{mehta1969wall,
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@article{hicks1970pressure,
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@article{tallmadge1970packed,
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@article{reichelt1972berechnung,
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@article{kuo1978flow,
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@article{macdonald1979flow,
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@techreport{kta1981safety,
  publisher={GRS},
  url={https://www.kta-gs.de/e/standards/3100/3102_3_engl_1981_03.pdf},
  author      = {{Nuclear Safety Standards Commission (KTA)}},
  title       = {Reactor Core Design of High-Temperature Gas-Cooled Reactors. Part 3: Loss of Pressure through Friction in Pebble Bed Cores},
  number      = {KTA 3102.3},
  institution = {Bundesamt für Strahlenschutz},
  address     = {Salzgitter, F.R.G.},
  month       = mar,
  year        = {1981},
  type        = {Safety Standard}
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@article{jones1983gas,
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@inproceedings{paterson1986experimental,
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  booktitle    = {World Congress III of Chemical Engineering Tokyo},
  pages        = {304--307},
  year         = {1986}
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@article{stichlmair1989general,
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@article{comiti1989new,
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@article{fand1990influence,
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@article{liu1994steady,
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@article{hayes1995equation,
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@article{avontuur1996quality,
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@article{critoph1996momentum,
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@inproceedings{oneill1997packed,
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@article{raichura1999pressure,
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@article{eisfeld2001influence,
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@article{yu2002study,
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@article{di2004wall,
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@article{nemec2005flow,
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@article{montillet2007about,
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@article{carpinlioglu2008simplified,
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  journal={Powder Technology},
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@article{ozahi2008modification,
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@article{cheng2011wall,
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@article{harrison2013combined,
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@article{erdim2015revisit,
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@article{guo2017experimental,
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  volume={173},
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@article{seckendorff2020experimental,
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  journal={Chemical Engineering Science},
  volume={222},
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@article{cheng2021experimental,
  title={An Experimental Study of Gas Flow Regime and Pressure Drop in a Random Packed Bed with Sinter Particles},
  author={Cheng, Zude and Wang, Haitao and Feng, Junsheng and Dong, Hui},
  journal={Energies},
  volume={14},
  number={4},
  pages={872},
  year={2021},
  publisher={MDPI}
}

@article{reger2023improved,
  title={An improved pressure drop correlation for modeling localized effects in a pebble bed reactor},
  author={Reger, D. and Merzari, E. and Balestra, P. and Schunert, S. and Hassan, Y. and Yuan, H.},
  journal={Nuclear Engineering and Design},
  volume={403},
  pages={112123},
  year={2023},
  publisher={Elsevier}
}

@article{dixon2023general,
  title={General correlation for pressure drop through randomly‐packed beds of spheres with negligible wall effects},
  author={Dixon, Anthony G.},
  journal={AIChE Journal},
  volume={69},
  number={6},
  pages={e18035},
  year={2023},
  publisher={Wiley Online Library}
}

@article{zhang2025experimental,
  title={An experimental study of pressure drop characteristics under single-phase flow through packed bed microreactors},
  author={Zhang, Lu and Hommes, Arne and Schuring, Remon and Yue, Jun},
  journal={AIChE Journal},
  volume={71},
  number={2},
  pages={e18640},
  year={2025},
  publisher={Wiley Online Library}
}

@article{wu2025pressure,
  title={Pressure drop coefficient correlation for forced convective flows in packed beds of spherical particles},
  author={Wu, X. and Hibiki, T.},
  journal={International Journal of Heat and Mass Transfer},
  volume={240},
  pages={126620},
  year={2025},
  publisher={Elsevier}
}

@article{xu2026establishment,
  title={Establishment and mechanism analysis of prediction models for gas-solid flow and bed resistance characteristics},
  author={Xu, S. and Abudoureheman, M. and Wei, B. and Yang, T. and Wang, J. and Liu, K. and Zhu, Q.},
  journal={Powder Technology},
  pages={121784},
  year={2026},
  publisher={Elsevier}
}