Zobrazeno 1 - 10
of 1 032
pro vyhledávání: '"unbalanced grid"'
Publikováno v:
CES Transactions on Electrical Machines and Systems, Vol 8, Iss 3, Pp 347-355 (2024)
This article proposes a dual-negative-objective coordinated control strategy for brushless doubly fed induction generator (BDFIG) based wind power generation system under unbalanced grid voltage. To alleviate the mechanical stress and impaction on ro
Externí odkaz:
https://doaj.org/article/599b40289fb44784bdf114cb58f3154e
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 161, Iss , Pp 110168- (2024)
Doubly-fed induction generator (DFIG) is susceptible to unbalanced grid voltage and mismatched motor parameters during grid-connected operation. The conventional model predictive control (MPC) has low complexity and fast dynamic response, which is wi
Externí odkaz:
https://doaj.org/article/400aed5648aa4ec5a60cc6c33936e383
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 158, Iss , Pp 109940- (2024)
An extended vector control method for the operation of a brushless doubly fed reluctance generator-based wind energy conversion system under unbalanced grid voltage conditions is proposed. The modified scheme has the capability to control the positiv
Externí odkaz:
https://doaj.org/article/eb7ad74494ef4a27ad73f8227e5f0f40
Publikováno v:
IEEE Access, Vol 12, Pp 93739-93752 (2024)
To tackle issues like unbalanced currents in stator windings and power pulsations under unbalanced grid voltage conditions, this paper introduces a passive control strategy for the Brushless Doubly-Fed Reluctance Generator (BDFRG). The approach effec
Externí odkaz:
https://doaj.org/article/1f681b182ac84aaaa8e03fc144ba7367
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1439-1445 (2023)
When unbalanced faults such as single-phase voltage drop occur in the power grid, VSC-HVDC will fail or become unstable due to sudden changes in amplitude, phase, frequency, etc. of the power grid voltage. Therefore, the role of PLL in a non-ideal po
Externí odkaz:
https://doaj.org/article/2abae1a2d1c8423996b67fbe5b8bdf4a
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1101-1107 (2023)
This paper proposes a voltage source converter (VSC) control strategy for the high voltage direct current (HVDC) transmission systems compensating the harmonic components. For VSC-HVDC AC system accounted for a relatively large share of the 5th, 7th,
Externí odkaz:
https://doaj.org/article/ec37697265da488b886078cd5d5c92a3
Publikováno v:
电力工程技术, Vol 42, Iss 4, Pp 195-205 (2023)
Modular multilevel matrix converter (M3C) is a new topology of AC-AC power converter, which has very broad application in low frequency transmission system, high-power asynchronous motor speed regulation and low offshore wind power transmission. Due
Externí odkaz:
https://doaj.org/article/2eb345c5ebc94d02ad9f74b5e5fca56a
Autor:
Naima Ait Ramdane, Adel Rahoui, Boussad Boukais, Mohamed Fouad Benkhoris, Mourad Ait-Ahmed, Ali Djerioui
Publikováno v:
Energies, Vol 17, Iss 9, p 2166 (2024)
In response to the high performance requirements of pulse width modulation (PWM) converters in grid-connected power systems, H-Infinity (H∞) control has attracted significant research interest due to its robustness against parameter variations and
Externí odkaz:
https://doaj.org/article/c8c41c6b27f64773b73e1e893fe918db
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1056-1064 (2023)
Unbalanced issues and power quality problems can be handled using shunt active power filters (APFs). Under weak grid conditions and unbalanced grid impedance, the unbalanced three-phase load leads to unbalanced grid currents and point-of-common-coupl
Externí odkaz:
https://doaj.org/article/141bd7d9b7ba4bf88bacf46697048562
Publikováno v:
IEEE Access, Vol 11, Pp 121162-121172 (2023)
The phase-locked loop (PLL) is one of the most commonly used approaches for the inverter to achieve grid-connected operation. However, when unbalanced grid voltages occur, the double-line frequency oscillation exists in the system. With the conventio
Externí odkaz:
https://doaj.org/article/676035af8e814532bdbfb535844dda9b