MA, Qijiang ;LIU, Zhenbo ;JIANG, Sen . Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump. Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 71, n.5-6, p. 157-168, march 2025. ISSN 0039-2480. Available at: <https://www.sv-jme.eu/article/study-on-the-influence-of-the-splitter-blade-length-on-radial-and-axial-force-of-a-centrifugal-pump/>. Date accessed: 30 jul. 2025. doi:http://dx.doi.org/10.5545/sv-jme.2024.1259.
Ma, Q., Liu, Z., & Jiang, S. (2025). Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump. Strojniški vestnik - Journal of Mechanical Engineering, 71(5-6), 157-168. doi:http://dx.doi.org/10.5545/sv-jme.2024.1259
@article{sv-jmesv-jme.2024.1259,
author = {Qijiang Ma and Zhenbo Liu and Sen Jiang},
title = {Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {71},
number = {5-6},
year = {2025},
keywords = {centrifugal pump; axial force; radial force; splitter blade length; pressure fluctuation; },
abstract = {To enhance the operational stability of centrifugal pumps, this study investigates the influence of splitter blade length on the axial and radial forces of centrifugal pumps. Using the SST k-ω turbulence model and experimental research, the external characteristics, axial force, radial force, and time-frequency characteristics of pressure pulsation were compared among impellers without splitter blades and those with splitter blades of two different lengths. The results show that impellers with a conventional structure achieve higher efficiency near the design operating point. However, under low-flow conditions, the rectifying effect of splitter blades allows impellers with splitter blades to achieve higher efficiency. For impellers with splitter blades, the axial force shows a periodic behavior, presenting two peak values — one large and one small — within each cycle. The addition of splitter blades shifts the radial force acting on the impeller to one side, requiring an increase in the support strength and stiffness of the rotor system. Furthermore, splitter blades influence the pressure pulsation at the impeller's inlet and outlet, the original impeller has an additional pulsation energy at 145 Hz but the splitter blades are different. Thus, an impeller with splitter blades can reduce the frequency pulsation and optimizing flow conditions. This study provides valuable theoretical insights and data support for the hydraulic structural optimization of centrifugal pumps.},
issn = {0039-2480}, pages = {157-168}, doi = {10.5545/sv-jme.2024.1259},
url = {https://www.sv-jme.eu/article/study-on-the-influence-of-the-splitter-blade-length-on-radial-and-axial-force-of-a-centrifugal-pump/}
}
Ma, Q.,Liu, Z.,Jiang, S. 2025 March 71. Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 71:5-6
%A Ma, Qijiang %A Liu, Zhenbo %A Jiang, Sen %D 2025 %T Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump %B 2025 %9 centrifugal pump; axial force; radial force; splitter blade length; pressure fluctuation; %! Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump %K centrifugal pump; axial force; radial force; splitter blade length; pressure fluctuation; %X To enhance the operational stability of centrifugal pumps, this study investigates the influence of splitter blade length on the axial and radial forces of centrifugal pumps. Using the SST k-ω turbulence model and experimental research, the external characteristics, axial force, radial force, and time-frequency characteristics of pressure pulsation were compared among impellers without splitter blades and those with splitter blades of two different lengths. The results show that impellers with a conventional structure achieve higher efficiency near the design operating point. However, under low-flow conditions, the rectifying effect of splitter blades allows impellers with splitter blades to achieve higher efficiency. For impellers with splitter blades, the axial force shows a periodic behavior, presenting two peak values — one large and one small — within each cycle. The addition of splitter blades shifts the radial force acting on the impeller to one side, requiring an increase in the support strength and stiffness of the rotor system. Furthermore, splitter blades influence the pressure pulsation at the impeller's inlet and outlet, the original impeller has an additional pulsation energy at 145 Hz but the splitter blades are different. Thus, an impeller with splitter blades can reduce the frequency pulsation and optimizing flow conditions. This study provides valuable theoretical insights and data support for the hydraulic structural optimization of centrifugal pumps. %U https://www.sv-jme.eu/article/study-on-the-influence-of-the-splitter-blade-length-on-radial-and-axial-force-of-a-centrifugal-pump/ %0 Journal Article %R 10.5545/sv-jme.2024.1259 %& 157 %P 12 %J Strojniški vestnik - Journal of Mechanical Engineering %V 71 %N 5-6 %@ 0039-2480 %8 2025-03-21 %7 2025-03-21
Ma, Qijiang, Zhenbo Liu, & Sen Jiang. "Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump." Strojniški vestnik - Journal of Mechanical Engineering [Online], 71.5-6 (2025): 157-168. Web. 30 Jul. 2025
TY - JOUR AU - Ma, Qijiang AU - Liu, Zhenbo AU - Jiang, Sen PY - 2025 TI - Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump JF - Strojniški vestnik - Journal of Mechanical Engineering DO - 10.5545/sv-jme.2024.1259 KW - centrifugal pump; axial force; radial force; splitter blade length; pressure fluctuation; N2 - To enhance the operational stability of centrifugal pumps, this study investigates the influence of splitter blade length on the axial and radial forces of centrifugal pumps. Using the SST k-ω turbulence model and experimental research, the external characteristics, axial force, radial force, and time-frequency characteristics of pressure pulsation were compared among impellers without splitter blades and those with splitter blades of two different lengths. The results show that impellers with a conventional structure achieve higher efficiency near the design operating point. However, under low-flow conditions, the rectifying effect of splitter blades allows impellers with splitter blades to achieve higher efficiency. For impellers with splitter blades, the axial force shows a periodic behavior, presenting two peak values — one large and one small — within each cycle. The addition of splitter blades shifts the radial force acting on the impeller to one side, requiring an increase in the support strength and stiffness of the rotor system. Furthermore, splitter blades influence the pressure pulsation at the impeller's inlet and outlet, the original impeller has an additional pulsation energy at 145 Hz but the splitter blades are different. Thus, an impeller with splitter blades can reduce the frequency pulsation and optimizing flow conditions. This study provides valuable theoretical insights and data support for the hydraulic structural optimization of centrifugal pumps. UR - https://www.sv-jme.eu/article/study-on-the-influence-of-the-splitter-blade-length-on-radial-and-axial-force-of-a-centrifugal-pump/
@article{{sv-jme}{sv-jme.2024.1259},
author = {Ma, Q., Liu, Z., Jiang, S.},
title = {Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {71},
number = {5-6},
year = {2025},
doi = {10.5545/sv-jme.2024.1259},
url = {https://www.sv-jme.eu/article/study-on-the-influence-of-the-splitter-blade-length-on-radial-and-axial-force-of-a-centrifugal-pump/}
}
TY - JOUR AU - Ma, Qijiang AU - Liu, Zhenbo AU - Jiang, Sen PY - 2025/03/21 TI - Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump JF - Strojniški vestnik - Journal of Mechanical Engineering; Vol 71, No 5-6 (2025): Strojniški vestnik - Journal of Mechanical Engineering DO - 10.5545/sv-jme.2024.1259 KW - centrifugal pump, axial force, radial force, splitter blade length, pressure fluctuation, N2 - To enhance the operational stability of centrifugal pumps, this study investigates the influence of splitter blade length on the axial and radial forces of centrifugal pumps. Using the SST k-ω turbulence model and experimental research, the external characteristics, axial force, radial force, and time-frequency characteristics of pressure pulsation were compared among impellers without splitter blades and those with splitter blades of two different lengths. The results show that impellers with a conventional structure achieve higher efficiency near the design operating point. However, under low-flow conditions, the rectifying effect of splitter blades allows impellers with splitter blades to achieve higher efficiency. For impellers with splitter blades, the axial force shows a periodic behavior, presenting two peak values — one large and one small — within each cycle. The addition of splitter blades shifts the radial force acting on the impeller to one side, requiring an increase in the support strength and stiffness of the rotor system. Furthermore, splitter blades influence the pressure pulsation at the impeller's inlet and outlet, the original impeller has an additional pulsation energy at 145 Hz but the splitter blades are different. Thus, an impeller with splitter blades can reduce the frequency pulsation and optimizing flow conditions. This study provides valuable theoretical insights and data support for the hydraulic structural optimization of centrifugal pumps. UR - https://www.sv-jme.eu/article/study-on-the-influence-of-the-splitter-blade-length-on-radial-and-axial-force-of-a-centrifugal-pump/
Ma, Qijiang, Liu, Zhenbo, AND Jiang, Sen. "Study on the Influence of the Splitter Blade Length on Radial and Axial Force of a Centrifugal Pump" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 71 Number 5-6 (21 March 2025)
Strojniški vestnik - Journal of Mechanical Engineering 71(2025)5-6, 157-168
© The Authors 2025. CC BY 4.0 Int.
To enhance the operational stability of centrifugal pumps, this study investigates the influence of splitter blade length on the axial and radial forces of centrifugal pumps. Using the SST k-ω turbulence model and experimental research, the external characteristics, axial force, radial force, and time-frequency characteristics of pressure pulsation were compared among impellers without splitter blades and those with splitter blades of two different lengths. The results show that impellers with a conventional structure achieve higher efficiency near the design operating point. However, under low-flow conditions, the rectifying effect of splitter blades allows impellers with splitter blades to achieve higher efficiency. For impellers with splitter blades, the axial force shows a periodic behavior, presenting two peak values — one large and one small — within each cycle. The addition of splitter blades shifts the radial force acting on the impeller to one side, requiring an increase in the support strength and stiffness of the rotor system. Furthermore, splitter blades influence the pressure pulsation at the impeller's inlet and outlet, the original impeller has an additional pulsation energy at 145 Hz but the splitter blades are different. Thus, an impeller with splitter blades can reduce the frequency pulsation and optimizing flow conditions. This study provides valuable theoretical insights and data support for the hydraulic structural optimization of centrifugal pumps.