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David Z. Zhu
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Journal Articles

Experimental investigation of erosion and transport of binary sediment in sewer pipes

Run Zhang, David Z. Zhu, Dave Chan, Bert van Duin
Water Sci Technol (2024) 90 (6): 1784–1800.
DOI: https://doi.org/10.2166/wst.2024.298
Date Online: 31 August 2024
View articletitled, Experimental investigation of erosion and transport of binary sediment in sewer pipes View PDF for article titled, Experimental investigation of erosion and transport of binary sediment in sewer pipes
Includes: Supplementary data
Journal Articles

Evaluation on the performance of a swirling-type hydrodynamic separator using physical and numerical models

Zhexin Weng, Yu Qian, David Z. Zhu, Seith N. Mugume
Water Sci Technol (2024) 90 (1): 344–362.
DOI: https://doi.org/10.2166/wst.2024.207
Date Online: 15 June 2024
View articletitled, Evaluation on the performance of a swirling-type hydrodynamic separator using physical and numerical models View PDF for article titled, Evaluation on the performance of a swirling-type hydrodynamic separator using physical and numerical models
Journal Articles

Assessment of rainfall-derived inflow and infiltration in sewer systems with machine learning approaches

Yong Wang, Biao Huang, David Z. Zhu
Water Sci Technol (2024) 89 (8): 1928–1945.
DOI: https://doi.org/10.2166/wst.2024.115
Date Online: 09 April 2024
View articletitled, Assessment of rainfall-derived inflow and infiltration in sewer systems with machine learning approaches View PDF for article titled, Assessment of rainfall-derived inflow and infiltration in sewer systems with machine learning approaches
Journal Articles

Numerical study on hydraulic characteristics of rotating stepped dropshafts in deep urban tunnels

Ruihao Peng, Jiachun Liu, Biao Huang, Xiaodong Yu, David Z. Zhu
Water Sci Technol (2024) 89 (3): 653–669.
DOI: https://doi.org/10.2166/wst.2024.012
Date Online: 17 January 2024
View articletitled, Numerical study on hydraulic characteristics of rotating stepped dropshafts in deep urban tunnels View PDF for article titled, Numerical study on hydraulic characteristics of rotating stepped dropshafts in deep urban tunnels
Journal Articles

Flow field and sediment removal in a stormwater sump utilizing internal structures

Chunling Wang, David Z. Zhu, Biao Huang, Zhi Yang, Yunze Yang
Water Sci Technol (2023) 88 (12): 3168–3180.
DOI: https://doi.org/10.2166/wst.2023.402
Date Online: 13 December 2023
View articletitled, Flow field and sediment removal in a stormwater sump utilizing internal structures View PDF for article titled, Flow field and sediment removal in a stormwater sump utilizing internal structures
Journal Articles

Inflow and infiltration assessment of a prototype sanitary sewer network in a coastal city in China

Licheng Ye, Yu Qian, David Z. Zhu, Biao Huang
Water Sci Technol (2023) 88 (11): 2940–2954.
DOI: https://doi.org/10.2166/wst.2023.386
Date Online: 29 November 2023
View articletitled, Inflow and infiltration assessment of a prototype sanitary sewer network in a coastal city in China View PDF for article titled, Inflow and infiltration assessment of a prototype sanitary sewer network in a coastal city in China
Journal Articles

Numerical study of effects of flushing gate height and sediment bed properties on cleaning efficiency in a simplified self-cleaning device

Haofei Feng, Shengtao Du, David Z. Zhu
Water Sci Technol (2023) 88 (3): 542–555.
DOI: https://doi.org/10.2166/wst.2023.245
Date Online: 31 July 2023
View articletitled, Numerical study of effects of flushing gate height and sediment bed properties on cleaning efficiency in a simplified self-cleaning device View PDF for article titled, Numerical study of effects of flushing gate height and sediment bed properties on cleaning efficiency in a simplified self-cleaning device
Journal Articles

Experimental study of sediment washout from stormwater sumps

Yunze Yang, Biao Huang, David Z. Zhu
Water Sci Technol (2022) 86 (9): 2454–2464.
DOI: https://doi.org/10.2166/wst.2022.329
Date Online: 14 October 2022
View articletitled, Experimental study of sediment washout from stormwater sumps View PDF for article titled, Experimental study of sediment washout from stormwater sumps
Journal Articles

Experimental study on three simple tracers for the assessment of extraneous water into sewer systems

Shuai Guo, Rui Ding, Biao Huang, David Z. Zhu, Wenming Zhou ...
Water Sci Technol (2022) 85 (2): 633–644.
DOI: https://doi.org/10.2166/wst.2021.625
Date Online: 20 December 2021
FIGURES | View All (6)
View articletitled, Experimental study on three simple tracers for the assessment of extraneous water into sewer systems View PDF for article titled, Experimental study on three simple tracers for the assessment of extraneous water into sewer systems
Includes: Supplementary data
Journal Articles

Numerical study on effects of chamber design and multi-inlet on storm geyser

Jiachun Liu, Shuangqing Zhang, Biao Huang, David Z. Zhu
Water Sci Technol (2021) 83 (6): 1286–1299.
DOI: https://doi.org/10.2166/wst.2021.061
Date Online: 11 February 2021
FIGURES | View All (8)
View articletitled, Numerical study on effects of chamber design and multi-inlet on storm geyser View PDF for article titled, Numerical study on effects of chamber design and multi-inlet on storm geyser
Journal Articles

Pressure oscillation of an air pocket beneath a water column in a vertical riser

Yu Qian, David Z. Zhu
Water Sci Technol (2021) 83 (1): 173–183.
DOI: https://doi.org/10.2166/wst.2020.560
Date Online: 27 November 2020
FIGURES | View All (6)
View articletitled, Pressure oscillation of an air pocket beneath a water column in a vertical riser View PDF for article titled, Pressure oscillation of an air pocket beneath a water column in a vertical riser
Journal Articles

Case study of H 2 S release and transport in a trunk sewer with drops

Zhi Yang, David Z. Zhu, Tong Yu, Stephen Edwini-Bonsu, Adam Shypanski ...
Water Sci Technol (2020) 82 (11): 2271–2281.
DOI: https://doi.org/10.2166/wst.2020.475
Date Online: 05 October 2020
FIGURES | View All (4)
View articletitled, Case study of H 2 S release and transport in a trunk sewer with drops View PDF for article titled, Case study of H 2 S release and transport in a trunk sewer with drops
Includes: Supplementary data
Journal Articles

Air flow model development and application in a complex combined sewer system

Hasan Zobeyer, David Z. Zhu, Stephen Edwini-Bonsu
Water Sci Technol (2020) 82 (8): 1687–1700.
DOI: https://doi.org/10.2166/wst.2020.430
Date Online: 07 September 2020
FIGURES | View All (8)
View articletitled, Air flow model development and application in a complex combined sewer system View PDF for article titled, Air flow model development and application in a complex combined sewer system
Journal Articles

Steady air flow model for large sewer networks: a theoretical framework

Qi Zhang, Weiyun Shao, David Z. Zhu, Weilin Xu
Water Sci Technol (2020) 82 (3): 503–512.
DOI: https://doi.org/10.2166/wst.2020.353
Date Online: 30 July 2020
FIGURES | View All (6)
View articletitled, Steady air flow model for large sewer networks: a theoretical framework View PDF for article titled, Steady air flow model for large sewer networks: a theoretical framework
Journal Articles

Impact pressure on an orifice plate by a rising water column driven by an air pocket in a vertical riser

Yu Qian, David Z. Zhu
Water Sci Technol (2020) 81 (5): 1029–1038.
DOI: https://doi.org/10.2166/wst.2020.191
Date Online: 24 April 2020
FIGURES | View All (7)
View articletitled, Impact pressure on an orifice plate by a rising water column driven by an air pocket in a vertical riser View PDF for article titled, Impact pressure on an orifice plate by a rising water column driven by an air pocket in a vertical riser
Journal Articles

Numerical investigation on bottom shear stress induced by flushing gate for sewer cleaning

Haoming Yang, David Z. Zhu, Yiping Zhang, Yongchao Zhou
Water Sci Technol (2019) 80 (2): 290–299.
DOI: https://doi.org/10.2166/wst.2019.269
Date Online: 08 August 2019
FIGURES | View All (8)
View articletitled, Numerical investigation on bottom shear stress induced by flushing gate for sewer cleaning View PDF for article titled, Numerical investigation on bottom shear stress induced by flushing gate for sewer cleaning
Journal Articles

Case study of sulfide generation and emission in sanitary sewer with drop structures and pump station

Zhi Yang, David Z. Zhu, Tong Yu, Stephen Edwini-Bonsu, Yanchen Liu
Water Sci Technol (2019) 79 (9): 1685–1694.
DOI: https://doi.org/10.2166/wst.2019.164
Date Online: 09 May 2019
FIGURES | View All (6)
View articletitled, Case study of sulfide generation and emission in sanitary sewer with drop structures and pump station View PDF for article titled, Case study of sulfide generation and emission in sanitary sewer with drop structures and pump station
Includes: Supplementary data
Journal Articles

Experimental study on air pressure variation in a horizontal pipe of single-stack drainage system

Tingchao Yu, Qiang Ding, Luwen Wang, David Z. Zhu, Yu Shao
Water Sci Technol (2019) 79 (1): 114–125.
DOI: https://doi.org/10.2166/wst.2019.014
Date Online: 10 January 2019
FIGURES | View All (8)
View articletitled, Experimental study on air pressure variation in a horizontal pipe of single-stack drainage system View PDF for article titled, Experimental study on air pressure variation in a horizontal pipe of single-stack drainage system
Journal Articles

Mitigating peak pressure of storm geysering by orifice plates installed at the top of vent pipes

Biao Huang, Shiqiang Wu, David Z. Zhu, Fangfang Wang
Water Sci Technol (2018) 78 (7): 1587–1596.
DOI: https://doi.org/10.2166/wst.2018.436
Date Online: 15 October 2018
FIGURES | View All (7)
View articletitled, Mitigating peak pressure of storm geysering by orifice plates installed at the top of vent pipes View PDF for article titled, Mitigating peak pressure of storm geysering by orifice plates installed at the top of vent pipes
Includes: Supplementary data
Journal Articles

Note on sediment removal efficiency in oil–grit separators

Yangbo Tang, David Z. Zhu, Bert van Duin
Water Sci Technol (2018) 2017 (3): 729–735.
DOI: https://doi.org/10.2166/wst.2018.240
Date Online: 31 May 2018
FIGURES | View All (4)
View articletitled, Note on sediment removal efficiency in oil–grit separators View PDF for article titled, Note on sediment removal efficiency in oil–grit separators