CERN Accelerating science

Offentlig kurv

1999_CEC/ICMC
19 items
last update: 09 Nov 2001, 00:00
Subscribe to basket
This public basket belongs to the user Evelyne Delucinge. Subscribe to basket
1.
Cryogenic Pressure Calibration Facility Using a Cold Force Reference / Bager, T ; Casas-Cubillos, J ; Métral, L
Presently various commercial cryogenic pressure sensors are being investigated for installation in the LHC collider, they will eventually be used to assess that the magnets are fully immersed in liquid and to monitor fast pressure transients. [...]
LHC-Project-Report-334 ; CERN-LHC-Project-Report-334.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
2.
Signal Conditioning for Cryogenic Thermometry in the LHC / Casas-Cubillos, J ; Gomes, P ; Henrichsen, K N ; Jordung, U ; Rodríguez-Ruiz, M A
Temperature measurement is a key issue in the LHC, as it will be used to regulate the cooling of the superconducting magnets. [...]
LHC-Project-Report-333 ; CERN-LHC-Project-Report-333.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
3.
Thermal Performance of the Supporting System for the Large Hadron Collider (LHC) Superconducting Magnets / Castoldi, M ; Pangallo, M ; Parma, Vittorio ; Vandoni, Giovanna
The LHC collider will be composed of approximately 1700 main ring superconducting magnets cooled to 1.9 K in pressurised superfluid helium and supported within their cryostats on low heat in-leak column-type supports. [...]
LHC-Project-Report-335 ; CERN-LHC-Project-Report-335.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
4.
Neutron Irradiation Tests of Pressure Transducers in Liquid Helium / Amand, J F ; Bager, T ; Casas-Cubillos, J ; Thermeau, J P
The superconducting magnets of the future Large Hadron Collider (LHC) at CERN will operate in pressurised superfluid helium (1 bar, 1.9 K). [...]
LHC-Project-Report-332 ; CERN-LHC-Project-Report-332.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
5.
Specification of Four New Large 4.5 K Helium Refrigerators for the LHC / Claudet, S ; Gayet, P ; Wagner, U
The cooling capacity for the superconducting magnets in the Large Hadron Collider (LHC) at the European Laboratory for Particle Physics, CERN will be provided by eight helium refrigerators serving the eight 3.3 km long machine sectors. [...]
LHC-Project-Report-331 ; CERN-LHC-Project-Report-331.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
6.
Cooling Scheme for BNL-Built LHC Magnets / Ostojic, R ; Plate, S R ; Van Weelderen, R ; Willen, E H ; Wu, K C
Brookhaven National Laboratory (BNL) will provide four types of magnets, identified as D1, D2, D3 and D4, for the Insertion Regions of the Large Hadron Collider (LHC) as part of an international collaboration. [...]
LHC-Project-Report-330 ; CERN-LHC-Project-Report-330.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
7.
Heat Flow Measurements on LHC Components / Camacho, D ; Chevassus, S ; Ferlin, G ; Pangallo, M ; Policella, C ; Rieubland, Jean Michel ; Simon, L ; Vandoni, Giovanna
The refrigeration and liquefaction capacity necessary to operate at 1.9 K the 27 km long string of superconducting magnets of the LHC has been determined on the basis of heat load estimates, including static heat inleaks from ambient temperature, resistive heating and dynamic beam-induced heat loads. [...]
LHC-Project-Report-329 ; CERN-LHC-Project-Report-329.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
8.
HE II Two Phase Flow in an Inclinable 22 m Long Line / Rousset, B ; Gauthier, A ; Jäger, B ; Van Weelderen, R
In the line of previous work done at CEA Grenoble, large size experiments were performed with the support of CERN for the validation of the LHC two phase superfluid helium cooling scheme. [...]
LHC-Project-Report-328 ; CERN-LHC-Project-Report-328.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
9.
Operation of the Four 12 kW at 4.5 K Refrigerators for LEP / Bangert, N ; Gayet, P
In 1998 the first energy upgrade of the LEP Electron/Positron collider, LEP2, was completed at CERN. [...]
LHC-Project-Report-327 ; CERN-LHC-Project-Report-327.
- 1999. - 8 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
10.
The Cryogenic Distribution Line for the LHC : Functional Specification and Conceptual Design / Erdt, W K ; Riddone, G ; Trant, R
The Large Hadron Collider (LHC) currently under construction at CERN will make use of superconducting magnets operating in superfluid helium below 2 K. [...]
LHC-Project-Report-326 ; CERN-LHC-Project-Report-326.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
11.
Combined Thermo-Hydraulic Analysis of a Cryogenic Jet / Chorowski, M
A cryogenic jet is a phenomenon encountered in different fields like some technological processes and cryosurgery. [...]
LHC-Project-Report-325 ; CERN-LHC-Project-Report-325.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
12.
Preliminary Risk Analysis of the LHC Cryogenic System (CERN-LHC-Project-Report-324) / Chorowski, M ; Lebrun, P ; Riddone, G
The Large Hadron Collider (LHC), presently under construction at CERN, will require a helium cryogenic system unprecedented in size and capacity, with more than 1600 superconducting magnets operating in superfluid helium and a total inventory of almost 100 tonnes of helium. [...]
LHC-Project-Report-324 ; CERN-LHC-Project-Report-324.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
13.
Stability and Control of Supercritical Helium Flow in the LHC Circuits / Hatchadourian, E
The circulating particle beams of the Large Hadron Collider (LHC) will induce dynamic heat loads into the cryogenic system. [...]
LHC-Project-Report-323 ; CERN-LHC-Project-Report-323.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
14.
Linear Model-Based Predictive Control of the LHC 1.8 K Cryogenic Loop / Blanco-Viñuela, E ; Casas-Cubillos, J ; De Prada-Moraga, C
The LHC accelerator will employ 1800 superconducting magnets (for guidance and focusing of the particle beams) in a pressurized superfluid helium bath at 1.9 K. [...]
LHC-Project-Report-322 ; CERN-LHC-Project-Report-322.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
15.
Influence of Thermal Cycling on Cryogenic Thermometers / Balle, C ; Casas-Cubillos, J ; Rieubland, Jean Michel ; Suraci, A ; Togny, F ; Vauthier, N
The stringent requirements on temperature control of the superconducting magnets for the Large Hadron Collider (LHC), impose that the cryogenic temperature sensors meet compelling demands such as long-term stability, radiation hardness, readout accuracy better than 5 mK at 1.8 K and compatibility with industrial control equipment. [...]
LHC-Project-Report-321 ; CERN-LHC-Project-Report-321.
- 1999. - 8 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
16.
A Low Heat Inleak Cryogenic Station for Testing HTS Current Leads for the Large Hadron Collider / Ballarino, A ; Bézaguet, Alain-Arthur ; Gomes, P ; Métral, L ; Serio, L ; Suraci, A
The LHC will be equipped with about 8000 superconducting magnets of all types. [...]
LHC-Project-Report-320 ; CERN-LHC-Project-Report-320.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
17.
A Facility for Accurate Heat Load and Mass Leak Measurements on Superfluid Helium Valves / Bézaguet, Alain-Arthur ; Dufay, L ; Ferlin, G ; Losserand-Madoux, R ; Perin, A ; Vandoni, Giovanna ; Van Weelderen, R
The superconducting magnets of the Large Hadron Collider (LHC) will be protected by safety relief valves operating at 1.9 K in superfluid helium (HeII). [...]
LHC-Project-Report-319 ; CERN-LHC-Project-Report-319.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
18.
Characterization of Prototype Superfluid Helium Safety Relief Valves for the LHC Magnets / Dufay, L ; Perin, A ; Van Weelderen, R
The Large Hadron Collider (LHC) at CERN will use high field superconducting magnets operating in pressurized superfluid helium (He II) at 1.9 K. [...]
LHC-Project-Report-318 ; CERN-LHC-Project-Report-318.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item
19.
Economics of Large Helium Cryogenic Systems : experience from Recent Projects at CERN / Claudet, S ; Gayet, P ; Lebrun, P ; Tavian, L ; Wagner, U
Large projects based on applied superconductivity, such as particle accelerators, tokamaks or SMES, require powerful and complex helium cryogenic systems, the cost of which represents a significant, if not dominant fraction of the total capital and operational expenditure. [...]
LHC-Project-Report-317 ; CERN-LHC-Project-Report-317.
- 1999. - 9 p.
Access to fulltext document - Access to fulltext document
  Detailed record Copy itemCopy item