164 citations · 706 across the 16 of their papers we have counts for
16 papers
Electromagnetic Modeling of Superconductors with Commercial Software: Possibilities with Two Vector Potential-Based Formulations
Francesco Grilli, Enric Pardo, Antonio Morandi +4
In recent years, the formulation of Maxwell's equation has become the de facto standard for simulating the time-dependent electromagnetic behavior of superconducting applicatio…
Comparison of 2D simulation models to estimate the critical current of a coated superconducting coil
Yingzhen Liu, Jing Ou, Francesco Grilli +4
Superconductors have been being applied to a variety of large-scale power applications, including magnets, electric machines, and fault current limiters, because they can enable a…
A parameter-free method to extract the superconductor's field-dependence from in-field current-voltage characteristics of HTS tapes
Víctor M. R. Zermeño, Krzysztof Habelok, Mariusz Stępień +1
The estimation of the critical current () and AC losses of high-temperature superconductor (HTS) devices through modeling and simulation requires the knowledge of the critical…
Simulation and experiments of Stacks of High Temperature Superconducting Coated Conductors Magnetized by Pulsed Field Magnetization with Multi-Pulse Technique
Shengnan Zou, Victor M. R. Zermeno, A. Baskys +3
High temperature superconducting (HTS) bulks or stacks of coated conductors (CCs) can be magnetized to become trapped field magnets (TFMs). The magnetic fields of such TFMs can bre…
Estimation of maximum possible trapped field in superconducting permanent magnets in 2D and 3D
Víctor M. R. Zermeño, Algirdas Baskys, Shengnan Zou +2
The ability of stacks of superconducting tapes to trap large magnetic fields makes them ideal candidates for creating powerful permanent magnets of compact size and mass. Experimen…
Design and Comparison of a 1 MW / 5s HTS SMES with Toroidal and Solenoidal Geometry
Antonio Morandi, Massimo Fabbri, Babak Gholizad +3
The design of a HTS SMES coil with solenoidal and toroidal geometry is carried out based on a commercially available 2G HTS conductor. A SMES system of practical interest (1 MW / 5…
Simulation of High Temperature Superconducting Bulks Magnetized by Pulsed Field Magnetization with an Electromagnetic-Thermal Coupled Model
Shengnan Zou, Víctor M. R Zermeño, Francesco Grilli
High temperature superconducting (HTS) bulks can be magnetized to become powerful trapped field magnets (TFMs), which are promising for high-performance electrical applications. To…
Estimation of Self-Field Critical Current and Transport-Magnetization AC Losses of Roebel Cables
Francesco Grilli, Michal Vojenciak, Anna Kario +1
Roebel cables made of HTS coated conductors are regarded as promising cables for winding applications in virtue of their large engineering current density and low losses. The compo…
Open Source Codes for Computing the Critical Current of Superconducting Devices
Víctor M. R. Zermeño, Salman Quaiyum, Francesco Grilli
In order to transport sufficiently high current, high-temperature superconductor (HTS) tapes are assembled in cable structures of different forms. In such cables, the tapes are tig…
New Experimental Method for Investigating AC-losses in Concentric HTS Power Cables
Steffen Elschner, Eduard Demencik, Bruno Douine +6
The optimization of a HTS cable design with respect to AC-losses is of crucial importance for the economic viability of the respective concept. However the experimental determinati…
Modeling and simulation of termination resistances in superconducting cables
Victor Zermeno, Philipp Krüger, Makoto Takayasu +1
We address the problem of modeling termination resistances which are largely responsible for the uneven distribution of currents in superconducting cables. For such purpose we pres…
DC and AC Characterization of Pancake Coils Made from Roebel-Assembled Coated Conductor Cable
Anna Kario, Michal Vojenčiak, Francesco Grilli +8
Roebel cables made of HTS coated conductors can carry high currents with a compact design and reduced AC losses. They are therefore good candidates for manufacturing coils for HTS…
Self-consistent Modeling of the of HTS Devices: How Accurate do Models Really Need to Be?
Francesco Grilli, Frederic Sirois, Victor M. R. Zermeno +1
Numerical models for computing the effective critical current of devices made of HTS tapes require the knowledge of the Jc(B,theta) dependence, i.e. of the way the critical current…
3-D modeling and simulation of 2G HTS stacks and coils
Victor M. R. Zermeño, Francesco Grilli
Use of 2G HTS coated conductors in several power applications has become popular in recent years. Their large current density under high magnetic fields makes them suitable candida…
Self-field Effects and AC Losses in Pancake Coils Assembled from Coated Conductor Roebel Cables
Francesco Grilli, Victor M. R. Zermeno, Enric Pardo +4
In this contribution we develop a refined numerical model of pancake coils assembled from a coated conductor Roebel cable, which includes the angular dependence of the critical cur…
Superconductor/ferromagnet heterostructures exhibit potential for significant reduction of hysteretic losses
Philipp Krueger, Francesco Grilli, Michal Vojenčiak +3
First experimental observations of the ferromagnetic shielding effect in high-Tc superconducting coated conductors were carried out. Experimental results were compared to simulatio…