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Pierluigi Bruzzone

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Related publications (237)

Page 4 of 12

Performance Analysis of Mass-Produced Nb3Sn Conductor for Central Solenoid in ITER

Pierluigi Bruzzone, Kamil Sedlák, Boris Stepanov

The performance of two mass-produced Nb3Sn conductors for the ITER central solenoids was tested for the first timmass-produced Nb3Sn conductorse. One was cut from the forward end of an 80-m-long conductor, and the other was cut from the forward end of a 91 ...

IEEE Institute of Electrical and Electronics Engineers2016

Monitoring of the Thermal Strain Distribution in CICCs During the Cyclic Loading Tests in SULTAN

Pierluigi Bruzzone, Boris Stepanov, Ciro Calzolaio

A technique to measure in situ the behavior of the magnetic susceptibility vs. temperature, chi(T), for a cable-in-conduit-conductor (CICC) in the SULTAN test facility has been developed. The same kind of measurements are performed for the corresponding fr ...

IEEE Institute of Electrical and Electronics Engineers2013

Experimental and Analytical Approaches on JT-60SA TF Strand and TF Conductor Quality Control During Qualification and Production Manufacture Stages

Pierluigi Bruzzone, Boris Stepanov

In the framework of the JT-60SA project, aiming at upgrading the present JT-60U tokamak, Europe as part of its in-kind contribution within the Broader Approach agreement, will provide the full Toroidal Field (TF) magnet system. For this purpose, Fusion for ...

IEEE Institute of Electrical and Electronics Engineers2013

Operation and Test Results From the SULTAN Test Facility

Pierluigi Bruzzone, Boris Stepanov, Rainer Wesche, Stephen Alfred March, Ciro Calzolaio

In the period between August 2010 and August 2011 the SULTAN test facility has been continuously operated, with over one dozen test campaigns. Among the ITER conductors, five Toroidal Field (TF) samples, two Central Solenoid (CS) samples and four NbTi samp ...

Ieee-Inst Electrical Electronics Engineers Inc2012

Test Results of Three Poloidal Field Superconducting Samples in SULTAN

Pierluigi Bruzzone, Rainer Wesche, Boris Stepanov

Superconductors for the ITER Poloidal Field Coils are large cable-in-conduit conductors (CICC) made of NbTi strands encased in a round-in-square stainless steel jacket. Three prototype conductor sections for poloidal field coils PF1/6, PF2/3/4 and PF5 have ...

IEEE-Inst Electrical Electronics Engineers Inc2012

Test results of the ITER PF insert conductor short sample in SULTAN

Pierluigi Bruzzone, Rainer Wesche, Boris Stepanov

A short sample of the NbTi cable-in-conduit conductor (CICC) manufactured for the ITER PF insert coil has been tested in the SULTAN facility at CRPP. The short sample consists of two paired conductor sections, identical except for the sub-cable and outer w ...

IEEE Institute of Electrical and Electronics Engineers2005

Magnetic and Mechanical 3-D Modelling of a 15 T Large Aperture Dipole Magnet

Pierluigi Bruzzone, Douglas Martins Araujo, Xabier Sarasola Martin

In 2018, two structures have been proposed with the goal of replacing the magnetEDIPOthat stopped operating in 2016. These two solutions were designed to generate a field of 15 T on an aperture of 100 x 150 mm2 at 4.2 K by using Nb 3Sn superconducting Ruth ...

IEEE Institute of Electrical and Electronics Engineers2020

Examination of Japanese Mass-Produced Nb3Sn Conductors for ITER Toroidal Field Coils

Pierluigi Bruzzone, Boris Stepanov

The performances of six Nb3Sn conductors for the ITER Toroidal Field coils were tested. Four of them showed similar degradation rates of their current sharing temperatures T-cs over 1,000 electromagnetic cycles. By contrast, two of them showed sharp T-cs d ...

IEEE-Inst Electrical Electronics Engineers Inc2012

Analysis of DC properties and current distribution in TFAS ITER conductor samples using high J(C) Nb3Sn advanced strands

Pierluigi Bruzzone, Boris Stepanov

Two full-size conductor samples using advanced Nb3Sn strands were tested in the SULTAN facility in 2005-2006 within (I,B,T) ranges close to the ITER operating conditions (B-MAX similar to 12 T, T similar to 5 K). Each sample includes two conductor legs, co ...

IEEE Institute of Electrical and Electronics Engineers2007

Dependence of the ac loss on the aspect ratio in a cable in conduit conductor

Pierluigi Bruzzone

The coupling current loss in rectangular superconducting cables is strictly dependent on their aspect ratio, which has an impact on the area linked by the field variation and consequently on the currents induced between strands. The relation between the ac ...

2010

Numerical Analysis of Non-Insulated DEMO TF Coils

Pierluigi Bruzzone, Kamil Sedlák, Xabier Sarasola Martin, Nikolay Bykovskiy, Mattia Ortino

The design of small solenoids without/with-partial insulation (PI) among turns or layers has been proven to grant higher thermal stability than for standard insulated cases. This technology also implies higher safety standards, by e.g. reducing the coil vo ...

IEEE Institute of Electrical and Electronics Engineers2025

Results of contact resistance distribution in NbTi and Nb3SnITER conductor termination

Pierluigi Bruzzone, Boris Stepanov

The contact resistance distribution among the current-carrying elements of three ITER conductor terminations is measured in the JORDI (JOint Resistance DIstribution) test facility at CRPP. One sample is based on Nb3Sn strands, the other two are NbTi cable- ...

IEEE Institute of Electrical and Electronics Engineers2007

Design and manufacture of 20 kA HTS current leads for a hybrid magnet system

Pierluigi Bruzzone, Rainer Wesche, Stephen Alfred March

A new series connected 25 T hybrid magnet system is being developed by the Helmholtz Zentrum Berlin (HZB) for neutron scattering experiments. In collaboration with CRPP, high temperature superconducting (HTS) current leads have been developed for the power ...

Elsevier Science Bv2012

Completion of the Commissioning of the EDIPO Test Facility

Pierluigi Bruzzone, Boris Stepanov, Rainer Wesche, Kamil Sedlák, Stephen Alfred March

The main coils of the new European DIPOle (EDIPO) test facility, which is able to provide a background magnetic field up to 12.35 T, were commissioned at the Center for Research in Plasma Physics in July 2013. A field homogeneity of +/-1% was achieved over ...

IEEE Institute of Electrical and Electronics Engineers2016

The results of the second Chinese TF conductor sample

Pierluigi Bruzzone, Yu Wu

In the framework of the ITER qualification tests the second Chinese sample (CNTF2) was tested in the SULTAN facility. The sample was made of two identical ITER TF type cable-in-conduit conductor sections. Internal Sn strands offered by Western Superconduct ...

Elsevier2011

Status of Conductor Qualification for the ITER Central Solenoid

Pierluigi Bruzzone, Boris Stepanov

The ITER central solenoid (CS) must be capable of driving inductively 30 000 15 MA plasma pulses with a burn duration of 400 s. This implies that during the lifetime of the machine, the CS, comprised of six independently powered coil modules, will have to ...

IEEE Institute of Electrical and Electronics Engineers2013

Study of the Hot-Spot Temperature During Quench in the Nonplanar Coils of W7-X

Pierluigi Bruzzone, Kamil Sedlák

The quench protection system of the nonplanar coils of the Wendelstein 7-X stellarator was laid out over 15 years ago. At that time, the assessment of the hot-spot temperature by a basic adiabatic model was done using design values for material and operati ...

IEEE Institute of Electrical and Electronics Engineers2018

Results of the TF conductor performance qualification samples for the ITER project

Pierluigi Bruzzone, Boris Stepanov, Kyungjin Kim

The performance of the toroidal field (TF) magnet conductors for the ITER machine are qualified by a short full-size sample (4 m) current sharing temperature (T-cs) test in the SULTAN facility at CRPP in Villigen, Switzerland, using the operating current o ...

Iop Publishing Ltd2012

Testing of RF 100 m TF Qualification Conductor in the SULTAN Test Facility

Pierluigi Bruzzone, Boris Stepanov

A conductor for ITER toroidal field (TF) coils is the cable-in-conduit conductor (CICC) type, which is made of Nb3Sn superconducting strands encased in a stainless steel tubular jacket. A 120-m-long prototype has been designed in accordance with ITER requi ...

IEEE Institute of Electrical and Electronics Engineers2013

Progress on the Upgrade of EDIPO, a 15 T Large Aperture Dipole

Pierluigi Bruzzone, Kamil Sedlák, Xabier Sarasola Martin, Evgeny Solodko

The upgraded magnet assembly of the EDIPO test facility aims at generating 15 T at 4.2 K and 85% of short sample limit in a large rectangular aperture and over a uniform field length of 1000 mm. During 2020 the design studies have concentrated on two flare ...

IEEE Institute of Electrical and Electronics Engineers2021