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Pierluigi Bruzzone

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Publications associées (253)

Applicability of Non-Destructive Examination to Iter TF Joints Nb3Sn

Pierluigi Bruzzone, Stephen Alfred March

The Iter TF joints are of a twin-box design and the critical parameters of the overall resistance are 1) the contact between cable and termination, and 2) the resistance between two terminations. This paper describes applicability of non-destructive examin ...

IEEE Institute of Electrical and Electronics Engineers2015

Analysis of the CICC Performance Through the Measurement of the Thermal Strain Distribution of the Nb-3 Sn Filaments in the Cable Cross Section

Pierluigi Bruzzone, Ciro Calzolaio

The knowledge of the thermal strain distribution of the Nb3Sn filaments in a cable in conduit conductor (CICC) cross section is a key parameter in understanding the cable performance evolution when it undergoes electromagnetic (EM) cyclic loading. A CICC i ...

IEEE Institute of Electrical and Electronics Engineers2014

Impact of Cable Twist Pitch on T-cs-Degradation and AC Loss in Nb3Sn Conductors for ITER Central Solenoids

Pierluigi Bruzzone, Boris Stepanov, Kamil Sedlák

The performance of tour Nb3Sn conductors for the ITER central solenoids was tested. The current sharing temperatures (T-cs) were measured over approximately 9000 electromagnetic cycles, including two or three thermal cycles between 4.2 K and room temperatu ...

IEEE Institute of Electrical and Electronics Engineers2014

Pre-conceptual studies and R&D for DEMO superconducting magnets

Pierluigi Bruzzone

The DEMO plant will demonstrate by mid century the feasibility of electric power generation by nuclear fusion. Since 2011, conceptual design studies are coordinated by the EFDA Power Plant Physics and Technology (PPPT) Division, with the aim of identifying ...

Elsevier Science Sa2014

Design and Strand Tests of a Fusion Cable Composed of Coated Conductor Tapes

Rainer Wesche, Pierluigi Bruzzone, Davide Uglietti

The design of a flat cable suitable for future fusion reactors has been carried out. The cable consists of twisted round strands, which are composed of tapes stacked between copper profiles. According to calculations, the strand twist pitch and the cable t ...

IEEE Institute of Electrical and Electronics Engineers2014

Superconductivity and fusion energy—the inseparable companions

Pierluigi Bruzzone

Although superconductivity will never produce energy by itself, it plays an important role in energy-related applications both because of its saving potential (e.g., power transmission lines and generators), and its role as an enabling technology (e.g., fo ...

2014

Design of Large Size, Force Flow Superconductors for DEMO TF Coils

Pierluigi Bruzzone, Boris Stepanov, Kamil Sedlák

The DEMO plant will demonstrate by mid-century the feasibility of electric power generation by nuclear fusion. In the scope of design studies coordinated by the European Commission, CRPP and ENEA are developing two force flow conductor layouts as candidate ...

IEEE Institute of Electrical and Electronics Engineers2014

Collective Flux Jumps observed in the Operation of the EDIPO Magnet

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

The tilted head race track coils of the EDIPO test facility are wound with cable-in-conduit conductors made by high current density Nb3Sn strands, Jc = 2400 A/mm2 at 12 T – 4.2 K. Since the commissioning of the coils, frequent voltage spikes were observed ...

IEEE Institute of Electrical and Electronics Engineers2014

Test Results of RF ITER TF Conductors in the SULTAN Test Facility

Pierluigi Bruzzone, Boris Stepanov

The cable-in-conduit-conductors (CICC) for the ITER Toroidal Field (TF) Coils are tested in the Sultan test facility in order to estimate their AC and DC performances under operating conditions. The tests are carried out on different stages of conductor pr ...

IEEE Institute of Electrical and Electronics Engineers2014

Recent Tests of the ITER Conductors and Highlights in Nb3Sn Conductors Behavior

Rainer Wesche, Pierluigi Bruzzone, Boris Stepanov, Kamil Sedlák

The tests of the ITER Toroidal Field (TF) full length conductors (hundreds of meters, production phase IN) were started at the end of year 2012 and were performed accordingly to the firmly specified test program. The TF conductors produced by the ITER dome ...

IEEE Institute of Electrical and Electronics Engineers2014

Operational experience in the use of 18 kA HTS current leads for Edipo

Rainer Wesche, Pierluigi Bruzzone, Stephen Alfred March

In spring 2013, the Edipo facility of CRPP was commissioned. The dipole is powered via two 18 kA HTS current leads, designed and manufactured at CRPP. As part of the Edipo commissioning framework, the operational parameters of the leads were implemented in ...

Iop Publishing Ltd2014

Construction and test of a non-insulated insert coil using coated conductor tape

Rainer Wesche, Pierluigi Bruzzone, Davide Uglietti

A small coated conductor coil (central field 1 T at 200 A) was constructed and tested in order to evaluate the benefit and the possible disadvantages of non insulated, double pancake construction, in particular regarding quench protection. The insert coil ...

Iop Publishing Ltd2014

Optimization of Heat Treatment of Japanese Nb3Sn Conductors for Toroidal Field Coils in ITER

Pierluigi Bruzzone, Boris Stepanov, Kamil Sedlák

The optimization of the heat treatment of Nb3Sn conductors for toroidal field coils in ITER was attempted to improve the current sharing temperatures (T-CS). Using the strand, we chose the pattern at 570 degrees C for 250 h and 650 degrees C for 100 h as t ...

IEEE Institute of Electrical and Electronics Engineers2014

From Conception to Commissioning of EDIPO and SULTAN Quench Detection Systems

Pierluigi Bruzzone, Giancarlo Croari

At CRPP in Villigen (Switzerland), the superconducting windings of the EDIPO and SULTAN test facilities need to be protected in case of quench. The detection of a quench, which triggers the protection circuit, is based on the comparison of the voltages on ...

IEEE Institute of Electrical and Electronics Engineers2014

Results of the Test of Industrially Manufactured HTS Current Leads With Novel Design Features

Rainer Wesche, Pierluigi Bruzzone, Martin Vogel, Stephen Alfred March

In the framework of a collaboration, CRPP (Centre de Recherches en Physique des Plasmas) and WEKA AG have developed high-temperature superconductor (HTS) current leads for currents in the range of 3 to 30 kA, which are suitable for industrial fabrication. ...

IEEE Institute of Electrical and Electronics Engineers2014

Commissioning of the Main Coil of the EDIPO Test Facility

Rainer Wesche, Pierluigi Bruzzone, Boris Stepanov, Martin Vogel, Markus Jenni, Giancarlo Croari, Stephen Alfred March, Davide Uglietti

The EDIPO test facility is erected at CRPP Villigen with the aim of providing a flexible, high field test bed for high current force flow superconductors. The EDIPO main coil is a tilted-head race-track pair wound by a graded Nb3Sn cable-in-conduit conduct ...

IEEE Institute of Electrical and Electronics Engineers2014

The performance test and analysis of the third and fourth China PF conductor for ITER

Pierluigi Bruzzone, Boris Stepanov, Bo Liu

The third Chinese PF conductor for ITER PF5 (PFCN3) and the fourth Chinese PF conductor for ITER PF2/3/4 (PFCN4) conductor in Phase II were manufactured in ASIPP and tested in the SULTAN facility. This paper introduces the PFCN3 and PFCN4 sample manufactur ...

Elsevier2014

Conductor Performance of TFCN4 and TFCN5 Samples for ITER TF Coils

Pierluigi Bruzzone, Boris Stepanov, Fang Liu, Kamil Sedlák, Bo Liu

The fourth China TF conductor sample (TFCN4) for Phase II, the left leg of the fifth China TF conductor sample (TFCN5) for Phase III, as well as the right leg of the TFCN5 conductor for Phase IV, were made of the WST strands, cabled by Baosheng, jacketed a ...

IEEE Institute of Electrical and Electronics Engineers2014

Manufacturing and Preliminary Performance Expectations of Nb3Sn Based Conductors Allocated for the First ITER TF Coil With CICC From Korea

Pierluigi Bruzzone, Boris Stepanov

Manufacturing of superconducting Nb3Sn based Cable-in-Conduit Conductor (CICC) for Toroidal Field (IT) coils for the ITER tokamak under the responsibility of the ITER Domestic Agency for the Republic of Korea, ITER Korea, has been in progress since early 2 ...

IEEE Institute of Electrical and Electronics Engineers2014

Quench studies of YBCO insulated and noninsulated pancake coils

Rainer Wesche, Pierluigi Bruzzone, Natalia Hanna Glowa

As a result of extremely high upper critical fields Bc2, high temperature superconductors (HTSs) have the potential to be used as high field insert coils in magnet systems where the background field is provided by low temperature superconductors (LTS). How ...

IEEE Institute of Electrical and Electronics Engineers2014

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