Zobrazeno 1 - 10
of 145
pro vyhledávání: '"Mohammadi, Sajjad"'
A new three-phase hybrid-excited multi-tooth switched reluctance motor with embedded permanent magnets is proposed, capable of achieving higher torque density for transportation electrification applications. Operating principles and design considerat
Externí odkaz:
http://arxiv.org/abs/2411.00224
This paper focuses on designing new motors with high torque density, which is crucial for applications ranging from electric vehicles to robotics. We propose a double-teeth C-core switched reluctance motor with hybrid excitation, integrating permanen
Externí odkaz:
http://arxiv.org/abs/2410.24121
This paper investigates the optimized combination of rotor and stator teeth in a three-phase switched reluctance motor featuring a connected C-core topology to attain a larger winding area and, thus, a higher electrical loading capability, leading to
Externí odkaz:
http://arxiv.org/abs/2410.23954
A novel radial-flux eddy-current coupler with interior permanent magnets (IPM) is proposed, providing higher demagnetization tolerance, making it well-suited for applications with limited accessibility, such as offshore wind generation. Finite elemen
Externí odkaz:
http://arxiv.org/abs/2410.23943
This study addresses a neglected challenge that has been hidden in the Rotary Transformer (RT) field: the possibility of a discrepancy between transformer ratio and turn number ratio in small-size transformers. Previous investigations have shown that
Externí odkaz:
http://arxiv.org/abs/2410.18217
In part II, an op-amp-based drive is proposed and designed. Subsequently, a very accurate model for the drive circuit and the current loop is developed as a simulation platform, while its simplified version is derived, tailored for efficient design p
Externí odkaz:
http://arxiv.org/abs/2312.04049
This paper presents analytical modeling and design of a high-acceleration, low-vibration slotless double-sided linear motor with an arbitrary Halbach array for lithography machines used in semiconductor manufacturing technology. Amperian current and
Externí odkaz:
http://arxiv.org/abs/2312.04053
Electromechanical models are crucial in the design and control of motors and actuators. Modeling, identification, drive, and current control loop of a limited-rotation actuator with magnetic restoration is presented. New nonlinear and linearized elec
Externí odkaz:
http://arxiv.org/abs/2312.04046
Autor:
Mohammadi, Sajjad
Let $a$ and $b$ be two positive integers such that $a, b < n$. We denote the inclusion $\Sigma \mathbb{C}P^a\rightarrow SU(n)$ by $\varepsilon_{a,n}$. In this article, we study the order of the Samelson product $\langle \varepsilon_{a,n}, \varepsilon
Externí odkaz:
http://arxiv.org/abs/2307.13340
Autor:
Mohammadi, Sajjad
Let $m$ and $n$ be two positive integers such that $m < n$. Let $Q_{n-m+1}$ be the symplectic quasi-projective space of rank $n-m+1$. In this article, we will study the order of the Samelson product $S^{4m-1}\wedge Q_{n-m+1}\rightarrow Sp(n)$.
C
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Externí odkaz:
http://arxiv.org/abs/2305.11447