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This article presents a novel empirical study for the estimation of the State of Charge (SOC) of a lithium-ion (Li-ion) battery which uses a deep learning model with three hidden layers. We model a series of ten vehicle drive cycles that…

Signal Processing · Electrical Eng. & Systems 2020-11-20 Alexandre Barbosa de Lima , Maurício B. C. Salles , José Roberto Cardoso

A small fluctuation of the photon beam position will affect the characteristics of the synchrotron radiation (SR) intensity and polarization when it enters the end-station through the related beamline. In this paper, by changing the…

Accelerator Physics · Physics 2015-06-15 Yuxian Guo , Pengshou Xu

In this paper, we propose a control framework for a battery energy storage system to provide simultaneously multiple services to the electrical grid. The objective is to maximise the battery exploitation from these services in the presence…

Signal Processing · Electrical Eng. & Systems 2018-10-15 Emil Namor , Fabrizio Sossan , Rachid Cherkaoui , Mario Paolone

This paper covers recent progress in the design of optics solutions to minimize collective effects such as beam instabilities, intra-beam scattering or space charge in hadron and lepton rings. The necessary steps are reviewed for designing…

Accelerator Physics · Physics 2020-08-27 Y. Papaphilippou , F. Antoniou , H. Bartosik

We propose a simplified procedure for the experimental application of the efficiency correction on higher order cumulants in heavy-ion collisions. By using the track-by-track efficiency, we can eliminate possible bias arising from the…

Data Analysis, Statistics and Probability · Physics 2019-04-30 Xiaofeng Luo , Toshihiro Nonaka

We propose a method to simultaneously correct linear optics errors and linear coupling for storage rings using turn-by-turn (TbT) beam position monitor (BPM) data. The independent component analysis (ICA) method is used to isolate the…

Accelerator Physics · Physics 2016-06-22 Xi Yang , Xiaobiao Huang

In present work we investigate the potential of a longitudinally focusing device to compress bunches passing an undulator for a synchrotron storage ring. If integrated into a storage ring similar to PETRAIII such device could potentially…

Accelerator Physics · Physics 2013-12-02 I. Agapov

Operation with ultra-low momentum-compaction factor (alpha) is a desirable capability for many storage rings and synchrotron radiation sources. For example, low-alpha lattices are commonly used to produce picosecond bunches for the…

Accelerator Physics · Physics 2024-07-31 M. Wallbank , J. Jarvis

The ion composition of dual-species beams in synchrotrons is typically inferred from invasive measurements performed after beam extraction. This paper introduces a complementary noninvasive method to determine the ion composition of such…

Accelerator Physics · Physics 2026-03-04 Elisabeth Renner , Matthias Kausel , Hermann Fuchs , Katrin Holzfeind , Nana Okropiridze

An ion beam cooler and buncher has been developed for the manipulation of radioactive ion beams. The gas-filled linear radiofrequency ion trap system is installed at the Penning trap mass spectrometer ISOLTRAP at ISOLDE/CERN. Its purpose is…

The ionization profile monitors (IPMs) are used to measure the beam size in synchrotrons. Both the Fermilab Recycler and Main Injector (MI) machines have IPMs. However, they were not well understood enough to provide confidence in their…

Accelerator Physics · Physics 2023-07-17 B. Babacan , R. Ainsworth , K. J. Hazelwood , D. K Morris , P. Snopok

Currently ALS is undergoing an upgrade to ALSU to produce 100 times brighter soft X-ray light. The LLRF system for Accumulator Ring (AR) is composed of two identical LLRF stations, for driving RF amplifiers. The closed loop RF amplitude and…

During the scheduled high luminosity upgrade of LHC, the world's largest particle physics accelerator at CERN, the position sensitive silicon detectors installed in the vertex and tracking part of the CMS experiment will face more intense…

Instrumentation and Detectors · Physics 2015-01-21 T. Peltola

We describe a direct method for monitoring the geometrical dimensions of a synchrotron beam at the target position for internal target installations. The method allows for the observation of the proton beam size as well as the position of…

Lithium Iron Phosphate (LFP) Battery Energy Storage Systems (BESSs) are a key enabler of the energy transition. However, they are known to exhibit significant inaccuracies in the estimation of their State of Charge (SOC). Such estimation…

Systems and Control · Electrical Eng. & Systems 2026-04-15 Jan Brändle , Gabriela Hug

Accurate state-of-charge (SOC) estimation is essential for optimizing battery performance, ensuring safety, and maximizing economic value. Conventional current and voltage measurements, however, have inherent limitations in fully inferring…

Systems and Control · Electrical Eng. & Systems 2025-06-25 Xiaolei Bian , Changfu Zou , Björn Fridholm , Christian Sundvall , Torsten Wik

The performance of superconducting radiofrequency (SRF) cavities used for particle accelerators depends on two characteristic material parameters: field of first flux entry $H_{entry}$ and pinning strength. The former sets the limit for the…

Superconductivity · Physics 2018-03-21 T. Junginger , S. H. Abidi , R. Astley , T. Buck , M. Dehn , S. Gheidi , R. Kiefl , P. Kolb , D. Storey , E. Thoeng , W. Wasserman , R. E Laxdal

This paper investigates a common rail cylinder lubrication system for large two-stroke marine diesel engines using electronically controlled injectors. The system is studied using the Bosch rate of injection measurement technique The common…

The demonstration of efficient single-mode fiber (SMF) coupling is a key requirement for the development of a compact, ultra-precise radial velocity (RV) spectrograph. iLocater is a next generation instrument for the Large Binocular…

Integrating a high share of electricity from non-dispatchable Renewable Energy Sources in a power supply system is a challenging task. One option considered in many studies dealing with prospective power systems is the installation of…

Physics and Society · Physics 2014-10-09 Stefan Weitemeyer , David Kleinhans , Thomas Vogt , Carsten Agert