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The ALICE experiment at CERN is undergoing a major upgrade during the Long Shutdown 2 (LS2) of the LHC during 2019-2020. The key elements regarding the central barrel are the installation of a new Inner Tracking System (ITS) and the upgrade…

Instrumentation and Detectors · Physics 2021-02-03 Felix Reidt

Real-time control systems often require dedicated hardware and software, including real-time operating systems, while many systems are available for off-line computing, mainly based on standard system units (PCs), standard network…

Instrumentation and Detectors · Physics 2007-05-23 F. Acernese , F. Barone , R. De Rosa , R. Esposito , P. Mastroserio , L. Milano , S. Pardi , K. Qipiani , F. Silvestri , G. Spadaccini

Inspired by recent interest in quantum computing and recent studies of cryo CMOS for control electronics, this paper presents a hybrid semiconductor-superconductor approach for engineering scalable computing systems that operate across the…

Quantum Physics · Physics 2019-12-30 Erik P. DeBenedictis

Model Predictive Control (MPC) is a computationally demanding control technique that allows dealing with multiple-input and multiple-output systems, while handling constraints in a systematic way. The necessity of solving an optimization…

Systems and Control · Computer Science 2021-12-16 Bulat Khusainov , Eric C. Kerrigan , George A. Constantinides

Recently, the Edge Computing paradigm has gained significant popularity both in industry and academia. Researchers now increasingly target to improve performance and reduce energy consumption of such devices. Some recent efforts focus on…

Systems and Control · Electrical Eng. & Systems 2020-05-08 Shikhar Tuli , Shreshth Tuli

The control system of the 1.5 MeV FEL injector is built on the base of ported EPICS. It uses low-cost hardware: personal computers with the processor Intel x86 and CAMAC equipment produced by our institute. At present time, the distributed…

Accelerator Physics · Physics 2011-01-20 T. V. Salikova , A. A. Kondakov , G. Ya. Kurkin , A. D. Oreshkov , M. A. Scheglov , A. G. Tribendis

The J-PARC linac was consist of 324MHz low-{\beta} section and 972MHz high-{\beta} section. There is a total of 48 stations. And each station was equipped with an independent LLRF (Low-Level Radio Frequency) system to realize an…

Accelerator Physics · Physics 2018-03-28 S. Li , K. Futatsukawa , Y. Fukui , Z. Fang , S. Shinozaki , Y. Sato , S. Mizobata

The demand for power has increased exponentially over the last century. One avenue through which today's energy problems can be addressed is through the reduction of energy usage in households. This has increased the emphasis on the need…

Systems and Control · Electrical Eng. & Systems 2021-08-12 A N Madhavanunni , S S Arya , Renjith Kumar D

The Fermilab Proton Improvement Plan (PIP) was formed in late 2011 to address important and necessary upgrades to the Proton Source machines (Injector line, Linac and Booster). The goal is to increase the proton flux by doubling the Booster…

Accelerator Physics · Physics 2015-04-29 T. A. Butler , F. G. Garcia , M. R. Kufer , H. Pfeffer , D. Wolff

Astronomical CCD systems based on second-generation DINACON controllers were developed at the SAO RAS Advanced Design Laboratory more than seven years ago and since then have been in constant operation at the 6-meter and Zeiss-1000…

Computational Engineering, Finance, and Science · Computer Science 2015-07-21 I. V. Afanasieva

The SNS Project intends to integrate Conventional Facility Controls with its EPICS-based Accelerator and Target Control Systems. EPICS will therefore be used to provide distributed high-level access to all subsystems of the SNS conventional…

Accelerator Physics · Physics 2012-08-27 J. K. Munro, , J. E. Cleaves , E. L. Williams, , D. J. Nypaver , K. -U. Kasemir , R. D. Meyer

Over the last decade, Programmable Logic Controllers (PLCs) have been increasingly targeted by attackers to obtain control over industrial processes that support critical services. Such targeted attacks typically require detailed knowledge…

Cryptography and Security · Computer Science 2021-02-22 B. Green , W. Knowles , M. Krotofil , R. Derbyshire , D. Prince , N. Suri

Low Level RF (LLRF) control systems of linear accelerators (LINACs) are typically implemented with heterodyne based architectures, which have complex analog RF mixers for up and down conversion. The Gen 3 Radio Frequency System-on-Chip…

Accelerator Physics · Physics 2024-05-15 C. Liu , R. Herbst , B. Hong , L. Ruckman , E. A. Nanni

In this paper, the program control unit of an embedded RISC processor is enhanced with a novel zero-overhead loop controller (ZOLC) supporting arbitrary loop structures with multiple-entry/exit nodes. The ZOLC has been incorporated to an…

Hardware Architecture · Computer Science 2011-11-09 Nikolaos Kavvadias , Spiridon Nikolaidis

The KEK 8-GeV electron / 3.5-GeV positron linac has been operated with very different beam specifications for downstream rings, KEKB, PF and PF-AR. For the reliable operation among these beam modes intelligent beam switching and beam…

Accelerator Physics · Physics 2018-09-10 K. Furukawa , A. Enomoto , N. Kamikubota , T. Kamitani , T. Matsumoto , Y. Ogawa , S. Ohsawa , K. Oide , T. Suwada

We present a novel data-driven model predictive control (MPC) approach to control unknown nonlinear systems using only measured input-output data with closed-loop stability guarantees. Our scheme relies on the data-driven system…

Optimization and Control · Mathematics 2022-09-20 Julian Berberich , Johannes Köhler , Matthias A. Müller , Frank Allgöwer

Left ventricular assist devices (LVADs) can provide mechanical support for a failing heart as bridge to transplant and destination therapy. Physiological control systems for LVADs should be designed to respond to changes in hemodynamic…

Systems and Control · Electrical Eng. & Systems 2020-02-14 Masoud Fetanat , Michael Stevens , Christopher Hayward , Nigel Hamilton Lovell

The rapid development of multi-core system and increase of data-intensive application in recent years call for larger main memory. Traditional DRAM memory can increase its capacity by reducing the feature size of storage cell. Now further…

Hardware Architecture · Computer Science 2016-06-13 Shenchen Ruan , Haixia Wang , Dongsheng Wang

The advent of CPU-attached persistent memory technology, such as Intel's Optane Persistent Memory Modules (PMM), has brought with it new opportunities for storage. In 2018, IBM Research Almaden began investigating and developing a new…

Hardware Architecture · Computer Science 2021-05-25 Daniel Waddington , Clem Dickey , Moshik Hershcovitch , Sangeetha Seshadri

Several emerging non-volatile (NV) memory technologies are rising as interesting alternatives to build the Last-Level Cache (LLC). Their advantages, compared to SRAM memory, are higher density and lower static power, but write operations…

Hardware Architecture · Computer Science 2022-06-09 Carlos Escuin , Pablo Ibañez , Teresa Monreal , Jose M. Llaberia , Victor Viñals
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