The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve

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LIU, Peng ;ZHAO, Qing ;PENG, Shijian ;QUAN, Wenwen ;GAO, Zhida .
The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 71, n.3-4, p. 83-91, january 2025. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/article/effect-of-fuel-temperature-and-oil-return-pressure-on-oil-film-damping-characteristics-of-high-speed-solenoid-valve/>. Date accessed: 29 may. 2025. 
doi:http://dx.doi.org/10.5545/sv-jme.2024.1168.
Liu, P., Zhao, Q., Peng, S., Quan, W., & Gao, Z.
(2025).
The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve.
Strojniški vestnik - Journal of Mechanical Engineering, 71(3-4), 83-91.
doi:http://dx.doi.org/10.5545/sv-jme.2024.1168
@article{sv-jmesv-jme.2024.1168,
	author = {Peng  Liu and Qing  Zhao and Shijian  Peng and Wenwen  Quan and Zhida  Gao},
	title = {The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {71},
	number = {3-4},
	year = {2025},
	keywords = {high-speed solenoid valve; oil temperature; oil return pressure; damping force of the oil film; cavitation; },
	abstract = {A high-speed solenoid valve (SV) is a critical executive component in common rail fuel injection systems, where its dynamic response significantly influences the control accuracy of fuel injection. Moreover, this response is particularly affected by the damping force (DF) of the oil film between the armature and the iron core. To investigate the effects of oil temperature and oil return pressure on the oil film damping characteristics of high-speed SV, a numerical simulation approach was employed. Computational fluid dynamics (CFD) models were constructed to analyze the influence of oil temperature and oil return pressure on both the DF of the oil film and its cavitation properties across varying operational air gaps. The results indicate that as the oil temperature increases, the DF of the oil film generally exhibits a decreasing trend during the suction and release processes of the high-speed SV. Additionally, increasing the initial and residual air gaps can mitigate the influence of temperature on the DF of the oil film, thereby reducing the incidence of cavitation. Notably, the oil return pressure does not affect the DF of the oil film during the suction process. However, during the release process, the DF of the oil film increases with the oil return pressure when the residual air gap is small. At medium residual air gaps, the DF initially increases with the oil return pressure before subsequently decreasing, and is accompanied by oscillations during cavitation collapse. For large residual air gaps, the impact of oil return pressure on the DF of the oil film becomes negligible.},
	issn = {0039-2480},	pages = {83-91},	doi = {10.5545/sv-jme.2024.1168},
	url = {https://www.sv-jme.eu/article/effect-of-fuel-temperature-and-oil-return-pressure-on-oil-film-damping-characteristics-of-high-speed-solenoid-valve/}
}
Liu, P.,Zhao, Q.,Peng, S.,Quan, W.,Gao, Z.
2025 January 71. The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 71:3-4
%A Liu, Peng 
%A Zhao, Qing 
%A Peng, Shijian 
%A Quan, Wenwen 
%A Gao, Zhida 
%D 2025
%T The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve
%B 2025
%9 high-speed solenoid valve; oil temperature; oil return pressure; damping force of the oil film; cavitation; 
%! The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve
%K high-speed solenoid valve; oil temperature; oil return pressure; damping force of the oil film; cavitation; 
%X A high-speed solenoid valve (SV) is a critical executive component in common rail fuel injection systems, where its dynamic response significantly influences the control accuracy of fuel injection. Moreover, this response is particularly affected by the damping force (DF) of the oil film between the armature and the iron core. To investigate the effects of oil temperature and oil return pressure on the oil film damping characteristics of high-speed SV, a numerical simulation approach was employed. Computational fluid dynamics (CFD) models were constructed to analyze the influence of oil temperature and oil return pressure on both the DF of the oil film and its cavitation properties across varying operational air gaps. The results indicate that as the oil temperature increases, the DF of the oil film generally exhibits a decreasing trend during the suction and release processes of the high-speed SV. Additionally, increasing the initial and residual air gaps can mitigate the influence of temperature on the DF of the oil film, thereby reducing the incidence of cavitation. Notably, the oil return pressure does not affect the DF of the oil film during the suction process. However, during the release process, the DF of the oil film increases with the oil return pressure when the residual air gap is small. At medium residual air gaps, the DF initially increases with the oil return pressure before subsequently decreasing, and is accompanied by oscillations during cavitation collapse. For large residual air gaps, the impact of oil return pressure on the DF of the oil film becomes negligible.
%U https://www.sv-jme.eu/article/effect-of-fuel-temperature-and-oil-return-pressure-on-oil-film-damping-characteristics-of-high-speed-solenoid-valve/
%0 Journal Article
%R 10.5545/sv-jme.2024.1168
%& 83
%P 9
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 71
%N 3-4
%@ 0039-2480
%8 2025-01-17
%7 2025-01-17
Liu, Peng, Qing  Zhao, Shijian  Peng, Wenwen  Quan, & Zhida  Gao.
"The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve." Strojniški vestnik - Journal of Mechanical Engineering [Online], 71.3-4 (2025): 83-91. Web.  29 May. 2025
TY  - JOUR
AU  - Liu, Peng 
AU  - Zhao, Qing 
AU  - Peng, Shijian 
AU  - Quan, Wenwen 
AU  - Gao, Zhida 
PY  - 2025
TI  - The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2024.1168
KW  - high-speed solenoid valve; oil temperature; oil return pressure; damping force of the oil film; cavitation; 
N2  - A high-speed solenoid valve (SV) is a critical executive component in common rail fuel injection systems, where its dynamic response significantly influences the control accuracy of fuel injection. Moreover, this response is particularly affected by the damping force (DF) of the oil film between the armature and the iron core. To investigate the effects of oil temperature and oil return pressure on the oil film damping characteristics of high-speed SV, a numerical simulation approach was employed. Computational fluid dynamics (CFD) models were constructed to analyze the influence of oil temperature and oil return pressure on both the DF of the oil film and its cavitation properties across varying operational air gaps. The results indicate that as the oil temperature increases, the DF of the oil film generally exhibits a decreasing trend during the suction and release processes of the high-speed SV. Additionally, increasing the initial and residual air gaps can mitigate the influence of temperature on the DF of the oil film, thereby reducing the incidence of cavitation. Notably, the oil return pressure does not affect the DF of the oil film during the suction process. However, during the release process, the DF of the oil film increases with the oil return pressure when the residual air gap is small. At medium residual air gaps, the DF initially increases with the oil return pressure before subsequently decreasing, and is accompanied by oscillations during cavitation collapse. For large residual air gaps, the impact of oil return pressure on the DF of the oil film becomes negligible.
UR  - https://www.sv-jme.eu/article/effect-of-fuel-temperature-and-oil-return-pressure-on-oil-film-damping-characteristics-of-high-speed-solenoid-valve/
@article{{sv-jme}{sv-jme.2024.1168},
	author = {Liu, P., Zhao, Q., Peng, S., Quan, W., Gao, Z.},
	title = {The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {71},
	number = {3-4},
	year = {2025},
	doi = {10.5545/sv-jme.2024.1168},
	url = {https://www.sv-jme.eu/article/effect-of-fuel-temperature-and-oil-return-pressure-on-oil-film-damping-characteristics-of-high-speed-solenoid-valve/}
}
TY  - JOUR
AU  - Liu, Peng 
AU  - Zhao, Qing 
AU  - Peng, Shijian 
AU  - Quan, Wenwen 
AU  - Gao, Zhida 
PY  - 2025/01/17
TI  - The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 71, No 3-4 (2025): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2024.1168
KW  - high-speed solenoid valve, oil temperature, oil return pressure, damping force of the oil film, cavitation, 
N2  - A high-speed solenoid valve (SV) is a critical executive component in common rail fuel injection systems, where its dynamic response significantly influences the control accuracy of fuel injection. Moreover, this response is particularly affected by the damping force (DF) of the oil film between the armature and the iron core. To investigate the effects of oil temperature and oil return pressure on the oil film damping characteristics of high-speed SV, a numerical simulation approach was employed. Computational fluid dynamics (CFD) models were constructed to analyze the influence of oil temperature and oil return pressure on both the DF of the oil film and its cavitation properties across varying operational air gaps. The results indicate that as the oil temperature increases, the DF of the oil film generally exhibits a decreasing trend during the suction and release processes of the high-speed SV. Additionally, increasing the initial and residual air gaps can mitigate the influence of temperature on the DF of the oil film, thereby reducing the incidence of cavitation. Notably, the oil return pressure does not affect the DF of the oil film during the suction process. However, during the release process, the DF of the oil film increases with the oil return pressure when the residual air gap is small. At medium residual air gaps, the DF initially increases with the oil return pressure before subsequently decreasing, and is accompanied by oscillations during cavitation collapse. For large residual air gaps, the impact of oil return pressure on the DF of the oil film becomes negligible.
UR  - https://www.sv-jme.eu/article/effect-of-fuel-temperature-and-oil-return-pressure-on-oil-film-damping-characteristics-of-high-speed-solenoid-valve/
Liu, Peng, Zhao, Qing, Peng, Shijian, Quan, Wenwen, AND Gao, Zhida.
"The Effects of Oil Temperature and Oil Return Pressure on Oil Film Damping Characteristics of a High-Speed Solenoid Valve" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 71 Number 3-4 (17 January 2025)

Authors

Affiliations

  • Changsha University of Science and Technology, College of Automotive and Mechanical Engineering, China 1

Paper's information

Strojniški vestnik - Journal of Mechanical Engineering 71(2025)3-4, 83-91
© The Authors 2025. CC BY 4.0 Int.

https://doi.org/10.5545/sv-jme.2024.1168

A high-speed solenoid valve (SV) is a critical executive component in common rail fuel injection systems, where its dynamic response significantly influences the control accuracy of fuel injection. Moreover, this response is particularly affected by the damping force (DF) of the oil film between the armature and the iron core. To investigate the effects of oil temperature and oil return pressure on the oil film damping characteristics of high-speed SV, a numerical simulation approach was employed. Computational fluid dynamics (CFD) models were constructed to analyze the influence of oil temperature and oil return pressure on both the DF of the oil film and its cavitation properties across varying operational air gaps. The results indicate that as the oil temperature increases, the DF of the oil film generally exhibits a decreasing trend during the suction and release processes of the high-speed SV. Additionally, increasing the initial and residual air gaps can mitigate the influence of temperature on the DF of the oil film, thereby reducing the incidence of cavitation. Notably, the oil return pressure does not affect the DF of the oil film during the suction process. However, during the release process, the DF of the oil film increases with the oil return pressure when the residual air gap is small. At medium residual air gaps, the DF initially increases with the oil return pressure before subsequently decreasing, and is accompanied by oscillations during cavitation collapse. For large residual air gaps, the impact of oil return pressure on the DF of the oil film becomes negligible.

high-speed solenoid valve; oil temperature; oil return pressure; damping force of the oil film; cavitation;