Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Ashfaque Ahmed Hashmani"'
Autor:
Qirat Nizamani, Ashfaque Ahmed Hashmani, Zohaib Hussain Leghari, Zeeshan Anjum Memon, Hafiz Mudassir Munir, Tomas Novak, Michal Jasinski
Publikováno v:
Alexandria Engineering Journal, Vol 105, Iss , Pp 692-723 (2024)
The continuous increase in energy demand strains distribution networks, resulting in heightened power losses and a decline in overall performance. This negatively impacts distribution companies' profits and increases consumer electricity costs. Optim
Externí odkaz:
https://doaj.org/article/19e8b27bc5f24fd2b3697e9686e4ab29
Autor:
Abdul Khalique Junejo, Wei Xu, Ashfaque Ahmed Hashmani, Fayez F. M. El-Sousy, Habib Ur Rahman Habib, Yirong Tang, Muhammad Shahab, Muhammad Usman Keerio, Moustafa Magdi Ismail
Publikováno v:
IEEE Access, Vol 10, Pp 82202-82213 (2022)
In this paper, a novel fast terminal sliding mode reaching law (FTSMRL) based sliding mode control (SMC) is proposed to improve the speed dynamic performance of the permanent magnet synchronous motor (PMSM) and drive. The proposed FTSMRL contains two
Externí odkaz:
https://doaj.org/article/7331e5bb3e714aba9715673bdc7bfdac
Publikováno v:
Sukkur IBA Journal of Emerging Technologies, Vol 5, Iss 2 (2023)
Rising load demand and possibilities of short interruptions either due to temporary faults or equipment switching may lead to a transient instability in terms of growing oscillations and eventually result into cascaded outages if not being damped pro
Externí odkaz:
https://doaj.org/article/2c3fce5a7cd64b1ba38f74e182bac8f8
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 39, Iss 1, Pp 81-96 (2020)
SVPWM (Space Vector Pulse Width Modulation) technique is type of traditional PWM method that efficiently utilizes its dc link voltage and generates high voltage pulses with low harmonic content and high modulation index. VSI (Voltage Source Inverter)
Externí odkaz:
https://doaj.org/article/7ee33180e2174b43ae09dee424c34437
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 34, Iss 3, Pp 291-300 (2015)
In this paper analysis and mitigation methods of capacitor bank switching transients on 132KV Grid station, Qasimabad Hyderabad are simulated through the MATLAB software (Matrix Laboratory). Analysis of transients with and without capacitor bank is m
Externí odkaz:
https://doaj.org/article/b6d1c187d4ba497a84eb2abd919071ad
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 30, Iss 4, Pp 625-634 (2011)
This article highlights the estimation of the results for the algorithms implemented in order to estimate the delays and distances for the indoor positioning system. The data sets for the transmitted and received signals are captured at a typical out
Externí odkaz:
https://doaj.org/article/310e16cbb222450bb9673fe2e41e170e
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 30, Iss 3, Pp 427-434 (2011)
This paper investigated the impact of velocity variation in wide streets. The building AR (Aspect Ratio) (Street-canyon-width-to-building-height i.e. W/H) has been calculated by varying the width of street canyon. The k-? turbulence model was appli
Externí odkaz:
https://doaj.org/article/81ea37a9bce9412cb1e06dfae09ac877
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 30, Iss 3, Pp 491-498 (2011)
This paper deals with the decentralized hierarchical PSS (Power System Stabilizer) controller design to achieve a better damping of specific inter-area oscillations. The two-level decentralized hierarchical structure consists of two PSS controllers
Externí odkaz:
https://doaj.org/article/9eaa4c2dbaf5469391056fcd701b9656
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 30, Iss 2, Pp 289-296 (2011)
A long time delay due to the transmission and processing of remote signal may degrade stability of power system. This paper discusses the design of H? -based local decentralized delayed-input PSS (Power System Stabilizer) controllers for a separate
Externí odkaz:
https://doaj.org/article/76367aa49bfb426ba57e90d49d233c8a
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 30, Iss 2, Pp 255-264 (2011)
The k-? turbulence model is adopted in this study to simulate the impact of street canyon AR (Aspect Ratios) on heating within street canyon. The two-dimensional model was validated for RANS (Reynolds Averaged Navier Stokes) and energy transport e
Externí odkaz:
https://doaj.org/article/09a3b3db5f7e492ea04baa7c1703a8d5