KAMALI, Mohammadreza ;JAZAYERI, Seyed Ali ;NAJAFI, Farid ;KAWASHIMA, Kenji ;KAGAWA, Toshihiro . Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber. Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 62, n.5, p. 318-328, june 2018. ISSN 0039-2480. Available at: <https://www.sv-jme.eu/sl/article/study-on-the-performance-and-control-of-a-piezo-actuated-nozzle-flapper-valve-with-an-isothermal-chamber/>. Date accessed: 20 dec. 2024. doi:http://dx.doi.org/10.5545/sv-jme.2015.3339.
Kamali, M., Jazayeri, S., Najafi, F., Kawashima, K., & Kagawa, T. (2016). Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber. Strojniški vestnik - Journal of Mechanical Engineering, 62(5), 318-328. doi:http://dx.doi.org/10.5545/sv-jme.2015.3339
@article{sv-jmesv-jme.2015.3339,
author = {Mohammadreza Kamali and Seyed Ali Jazayeri and Farid Najafi and Kenji Kawashima and Toshihiro Kagawa},
title = {Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {62},
number = {5},
year = {2016},
keywords = {Nozzle-Flapper (NF) valve; Isothermal chamber; piezoelectric actuator; sliding mode approach},
abstract = {A new integrated nozzle-flapper valve equipped with a piezoelectric actuator and an isothermal chamber has been developed and studied in detail. The designed single stage valve controls the pressure and flow rate simply, effectively, and separately. This idea can easily be used in the pilot stage of a two-stage valve as well. Application of isothermal condition in the valve load chamber eliminates the dynamic malfunction that may persist from temperature variation within the valve load chamber; consequently, the governing equations for the prediction of pressure dynamics in the chamber are much more accurate and simpler. The valve has been equipped with a stacked type piezoelectric actuator which has a unique behaviour. Furthermore, stiffness, in the selected actuator, is enhanced against the thrust of the discharging flow from the nozzle, thus decreasing the complexity of dynamic equations of the valve. A detail mathematical model and simulation was developed to study the dynamic performance analysis of the proposed valve. An experimental test rig was built to validate the results of simulations. The unique features and performance of the proposed valve were studied thoroughly. The valve’s governing equations are nonlinear in nature, and some variables of the equations are a source of some uncertainties; sliding mode approach was used to control the steady and unsteady pressure and output flow rate of the valve.},
issn = {0039-2480}, pages = {318-328}, doi = {10.5545/sv-jme.2015.3339},
url = {https://www.sv-jme.eu/sl/article/study-on-the-performance-and-control-of-a-piezo-actuated-nozzle-flapper-valve-with-an-isothermal-chamber/}
}
Kamali, M.,Jazayeri, S.,Najafi, F.,Kawashima, K.,Kagawa, T. 2016 June 62. Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 62:5
%A Kamali, Mohammadreza %A Jazayeri, Seyed Ali %A Najafi, Farid %A Kawashima, Kenji %A Kagawa, Toshihiro %D 2016 %T Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber %B 2016 %9 Nozzle-Flapper (NF) valve; Isothermal chamber; piezoelectric actuator; sliding mode approach %! Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber %K Nozzle-Flapper (NF) valve; Isothermal chamber; piezoelectric actuator; sliding mode approach %X A new integrated nozzle-flapper valve equipped with a piezoelectric actuator and an isothermal chamber has been developed and studied in detail. The designed single stage valve controls the pressure and flow rate simply, effectively, and separately. This idea can easily be used in the pilot stage of a two-stage valve as well. Application of isothermal condition in the valve load chamber eliminates the dynamic malfunction that may persist from temperature variation within the valve load chamber; consequently, the governing equations for the prediction of pressure dynamics in the chamber are much more accurate and simpler. The valve has been equipped with a stacked type piezoelectric actuator which has a unique behaviour. Furthermore, stiffness, in the selected actuator, is enhanced against the thrust of the discharging flow from the nozzle, thus decreasing the complexity of dynamic equations of the valve. A detail mathematical model and simulation was developed to study the dynamic performance analysis of the proposed valve. An experimental test rig was built to validate the results of simulations. The unique features and performance of the proposed valve were studied thoroughly. The valve’s governing equations are nonlinear in nature, and some variables of the equations are a source of some uncertainties; sliding mode approach was used to control the steady and unsteady pressure and output flow rate of the valve. %U https://www.sv-jme.eu/sl/article/study-on-the-performance-and-control-of-a-piezo-actuated-nozzle-flapper-valve-with-an-isothermal-chamber/ %0 Journal Article %R 10.5545/sv-jme.2015.3339 %& 318 %P 11 %J Strojniški vestnik - Journal of Mechanical Engineering %V 62 %N 5 %@ 0039-2480 %8 2018-06-27 %7 2018-06-27
Kamali, Mohammadreza, Seyed Ali Jazayeri, Farid Najafi, Kenji Kawashima, & Toshihiro Kagawa. "Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber." Strojniški vestnik - Journal of Mechanical Engineering [Online], 62.5 (2016): 318-328. Web. 20 Dec. 2024
TY - JOUR AU - Kamali, Mohammadreza AU - Jazayeri, Seyed Ali AU - Najafi, Farid AU - Kawashima, Kenji AU - Kagawa, Toshihiro PY - 2016 TI - Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber JF - Strojniški vestnik - Journal of Mechanical Engineering DO - 10.5545/sv-jme.2015.3339 KW - Nozzle-Flapper (NF) valve; Isothermal chamber; piezoelectric actuator; sliding mode approach N2 - A new integrated nozzle-flapper valve equipped with a piezoelectric actuator and an isothermal chamber has been developed and studied in detail. The designed single stage valve controls the pressure and flow rate simply, effectively, and separately. This idea can easily be used in the pilot stage of a two-stage valve as well. Application of isothermal condition in the valve load chamber eliminates the dynamic malfunction that may persist from temperature variation within the valve load chamber; consequently, the governing equations for the prediction of pressure dynamics in the chamber are much more accurate and simpler. The valve has been equipped with a stacked type piezoelectric actuator which has a unique behaviour. Furthermore, stiffness, in the selected actuator, is enhanced against the thrust of the discharging flow from the nozzle, thus decreasing the complexity of dynamic equations of the valve. A detail mathematical model and simulation was developed to study the dynamic performance analysis of the proposed valve. An experimental test rig was built to validate the results of simulations. The unique features and performance of the proposed valve were studied thoroughly. The valve’s governing equations are nonlinear in nature, and some variables of the equations are a source of some uncertainties; sliding mode approach was used to control the steady and unsteady pressure and output flow rate of the valve. UR - https://www.sv-jme.eu/sl/article/study-on-the-performance-and-control-of-a-piezo-actuated-nozzle-flapper-valve-with-an-isothermal-chamber/
@article{{sv-jme}{sv-jme.2015.3339},
author = {Kamali, M., Jazayeri, S., Najafi, F., Kawashima, K., Kagawa, T.},
title = {Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {62},
number = {5},
year = {2016},
doi = {10.5545/sv-jme.2015.3339},
url = {https://www.sv-jme.eu/sl/article/study-on-the-performance-and-control-of-a-piezo-actuated-nozzle-flapper-valve-with-an-isothermal-chamber/}
}
TY - JOUR AU - Kamali, Mohammadreza AU - Jazayeri, Seyed Ali AU - Najafi, Farid AU - Kawashima, Kenji AU - Kagawa, Toshihiro PY - 2018/06/27 TI - Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber JF - Strojniški vestnik - Journal of Mechanical Engineering; Vol 62, No 5 (2016): Strojniški vestnik - Journal of Mechanical Engineering DO - 10.5545/sv-jme.2015.3339 KW - Nozzle-Flapper (NF) valve, Isothermal chamber, piezoelectric actuator, sliding mode approach N2 - A new integrated nozzle-flapper valve equipped with a piezoelectric actuator and an isothermal chamber has been developed and studied in detail. The designed single stage valve controls the pressure and flow rate simply, effectively, and separately. This idea can easily be used in the pilot stage of a two-stage valve as well. Application of isothermal condition in the valve load chamber eliminates the dynamic malfunction that may persist from temperature variation within the valve load chamber; consequently, the governing equations for the prediction of pressure dynamics in the chamber are much more accurate and simpler. The valve has been equipped with a stacked type piezoelectric actuator which has a unique behaviour. Furthermore, stiffness, in the selected actuator, is enhanced against the thrust of the discharging flow from the nozzle, thus decreasing the complexity of dynamic equations of the valve. A detail mathematical model and simulation was developed to study the dynamic performance analysis of the proposed valve. An experimental test rig was built to validate the results of simulations. The unique features and performance of the proposed valve were studied thoroughly. The valve’s governing equations are nonlinear in nature, and some variables of the equations are a source of some uncertainties; sliding mode approach was used to control the steady and unsteady pressure and output flow rate of the valve. UR - https://www.sv-jme.eu/sl/article/study-on-the-performance-and-control-of-a-piezo-actuated-nozzle-flapper-valve-with-an-isothermal-chamber/
Kamali, Mohammadreza, Jazayeri, Seyed Ali, Najafi, Farid, Kawashima, Kenji, AND Kagawa, Toshihiro. "Study on the Performance and Control of a Piezo-Actuated Nozzle-Flapper Valve with an Isothermal Chamber" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 62 Number 5 (27 June 2018)
Strojniški vestnik - Journal of Mechanical Engineering 62(2016)5, 318-328
© The Authors, CC-BY 4.0 Int. Change in copyright policy from 2022, Jan 1st.
A new integrated nozzle-flapper valve equipped with a piezoelectric actuator and an isothermal chamber has been developed and studied in detail. The designed single stage valve controls the pressure and flow rate simply, effectively, and separately. This idea can easily be used in the pilot stage of a two-stage valve as well. Application of isothermal condition in the valve load chamber eliminates the dynamic malfunction that may persist from temperature variation within the valve load chamber; consequently, the governing equations for the prediction of pressure dynamics in the chamber are much more accurate and simpler. The valve has been equipped with a stacked type piezoelectric actuator which has a unique behaviour. Furthermore, stiffness, in the selected actuator, is enhanced against the thrust of the discharging flow from the nozzle, thus decreasing the complexity of dynamic equations of the valve. A detail mathematical model and simulation was developed to study the dynamic performance analysis of the proposed valve. An experimental test rig was built to validate the results of simulations. The unique features and performance of the proposed valve were studied thoroughly. The valve’s governing equations are nonlinear in nature, and some variables of the equations are a source of some uncertainties; sliding mode approach was used to control the steady and unsteady pressure and output flow rate of the valve.