CERN Accelerating science

Preprints
Report number	FERMILAB-CONF-17-004-LBNF
Title	Overview of the Long-Baseline Neutrino Facility cryogenic system
Author(s)	Montanari, David (Fermilab) ; Adamowski, Mark (Fermilab) ; Bremer, Johan (CERN) ; Delaney, Michael (Fermilab) ; Aurelien, Diaz (CERN) ; Doubnik, Roza (Fermilab) ; Haaf, Kevin (Fermilab) ; Hentschel, Steve (Fermilab) ; Norris, Barry (Fermilab) ; Voirin, Erik (Fermilab)
Publication	2017
Number of pages	6
Presented at	14th Cryogenics 2017 IIR International Conference, Dresden, Germany, 15 - 19 May 2017
Subject category	Accelerators and Storage Rings ; Detectors and Experimental Techniques
Accelerator/Facility, Experiment	LBNF
Abstract	The Deep Underground Neutrino Experiment (DUNE) collaboration is developing a multi-kiloton Long-Baseline neutrino experiment that will be located one mile underground at the Sanford Underground Research Facility (SURF) in Lead, SD. In the present design, detectors will be located inside four cryostats filled with a total of 68,400 ton of ultrapure liquid argon, at the level of impurities lower than 100 parts per trillion of oxygen equivalent contamination. The Long-Baseline Neutrino Facility (LBNF) is developing the conventional facilities and cryogenics infrastructure supporting this experiment. The cryogenics system is composed of several sub-systems: External/Infrastructure, Proximity, and Internal cryogenics. It will be engineered, manufactured, commissioned, and qualified by an international engineering team. This contribution highlights the main features of the LBNF cryogenic system. It presents its performance, functional requirements and modes of operations. It also details the status of the design, present and future needs.
Other source	Inspire