Zobrazeno 1 - 10
of 161
pro vyhledávání: '"Mohd Ashraf Ahmad"'
Publikováno v:
Global Energy Interconnection, Vol 7, Iss 5, Pp 682-696 (2024)
Automatic voltage regulators (AVR) are designed to manipulate a synchronous generator’s voltage level automatically. Proportional integral derivative (PID) controllers are typically used in AVR systems to regulate voltage. Although advanced PID tun
Externí odkaz:
https://doaj.org/article/0dc2ff30260c4bac9c1c0a64b44b6141
Publikováno v:
Results in Engineering, Vol 23, Iss , Pp 102833- (2024)
This paper sets pioneering research which investigates the parametric identification of thermoelectric modules (TEMs) through the employment of enhanced slime mould algorithm (ESMA). The proposed method incorporates a pair of modifications to the sta
Externí odkaz:
https://doaj.org/article/81a992f89c624e1e90fcbc716c94b5ab
Autor:
Mohd Helmi Suid, Mohd Ashraf Ahmad, Ahmad Nor Kasruddin Nasir, Mohd Riduwan Ghazali, Julakha Jahan Jui
Publikováno v:
Results in Engineering, Vol 23, Iss , Pp 102506- (2024)
The widespread use of dynamic systems has greatly simplified various human-operated tasks. However, the complex and nonlinear nature of these systems has posed challenges in determining their structure due to heavy reliance on modeling for theoretica
Externí odkaz:
https://doaj.org/article/e149ebd01866401a9bf973bb80952db8
Publikováno v:
Results in Engineering, Vol 24, Iss , Pp 103357- (2024)
This research introduces the improved Archimedes optimization algorithm (IAOA) for data-driven modeling of continuous-time Hammerstein models with missing data. It addresses the limitations of the original Archimedes optimization algorithm (AOA) thro
Externí odkaz:
https://doaj.org/article/57226f0216fa4713a3d1f163de2204ed
Identification of continuous-time Hammerstein model using improved Archimedes optimization algorithm
Publikováno v:
International Journal of Cognitive Computing in Engineering, Vol 5, Iss , Pp 475-493 (2024)
Although various optimization algorithms have been widely employed in multiple applications, the traditional Archimedes optimization algorithm (AOA) has presented imbalanced exploration with exploitation phases and the propensity for local optima ent
Externí odkaz:
https://doaj.org/article/d98c026b638248c8b381740735119fdb
Publikováno v:
Mathematics, Vol 12, Iss 19, p 3076 (2024)
The integration of photovoltaic (PV) systems into traditional power grids introduces significant challenges in maintaining system stability, particularly in multi-area power systems. This study proposes a novel approach to load frequency control (LFC
Externí odkaz:
https://doaj.org/article/7cf7f821dc0a47b28843653cbefdd6e4
Publikováno v:
Results in Control and Optimization, Vol 14, Iss , Pp 100352- (2024)
This paper presents an improved Sine Cosine Algorithm (ISCA) towards optimization of a DC-DC buck converter with employment of the proportional-integral-derivative (PID) controller. Limitations of the conventional Sine Cosine Algorithm (SCA) was here
Externí odkaz:
https://doaj.org/article/f7a1e9e89d66470095ecafbac766331e
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 416-421 (2023)
The fractional-order proportional-integral-derivative (FOPID) controller stands as a widely embraced choice for the task of automatic voltage regulation (AVR) when it comes to maintaining the voltage output of synchronous generators. Nevertheless, fi
Externí odkaz:
https://doaj.org/article/c9ef39e072a34e18bcaa509e53094a95
Autor:
Mohd Zaidi Mohd Tumari, Mohd Ashraf Ahmad, Mohd Helmi Suid, Mohd Riduwan Ghazali, M Osman Tokhi
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 42 (2023)
Conventionally, researchers have favored the model-based control scheme for controlling gantry crane systems. However, this method necessitates a substantial investment of time and resources in order to develop an accurate mathematical model of the c
Externí odkaz:
https://doaj.org/article/30b6731943884b188f421899ce439c53
Autor:
RenHao Mok, Mohd Ashraf Ahmad
Publikováno v:
Engineering Science and Technology, an International Journal, Vol 35, Iss , Pp 101264- (2022)
Voltage regulation in automatic voltage regulator (AVR) system has been one of the most challenging engineering problem due to the uncertain load condition. Therefore, the control of AVR system by using PID based controller is one of the essential ap
Externí odkaz:
https://doaj.org/article/94e50c8928a94ee2a0463c057258f4ee