Particle Physics

CERN LHC Quadrupole & Dipole Diode Stacks Main features: N. 1650 diode stacks: Protection to quench of D-pole and Q-pole magnets of the Large Hadron Collider (LHC) In case of quench, magnets will be protected by turning on by-pass diodes The operating current of 11,8kA will then decay exponentially in the diodes Part of the [...]

CERN ATLAS Liquid Argon Calorimeter PS KEY FEATURES 1. Main characteristics N. power supplies: 66 Maximum current rating: 16 A Nominal voltage rating: 280 V Voltage accuracy: ± 2 % Voltage ripple: ± 0.5 V Power factor: ≥ 0.95 Technology: ZCS Double Resonant Regulation

12kV/ 8,3A DC – High Voltage DC Power Converter This type of power supply has a thyristor primary side regulation. It is a  topology which is suited for high voltage supply and there is no practical power limit to this solution. Output stability, including ripple can be further improved on request. The solution can be proposed [...]

CERN LHC Dipoles PS KEY FEATURES 1. Main characteristics N.9 power supplies Maximum current rating 13 000 A Nominal voltage rating ± 190 V Current control range 80 – 100 % f.s. Current resolution 18 bit = 3.81ppm Current ripple  < ± 10 ppm Current reproducibility ± 10 ppm Technology 12p Thyristor secondary side regulated

CERN LHC ``warm magnets`` PS KEY FEATURES 1. Main characteristics Nr.12 power supplies Maximum current rating 800 to 1 000 A Nominal voltage rating 750 - 950 V Current control range 80 – 100 % f.s. Current resolution 18 bit = 3.81ppm Current ripple  < ± 10 ppm Current reproducibility ± 10 ppm Technology 12p [...]

Booster Dipole Power Supply Booster Dipole Power Supply for the Diamond Synchrotron and similar applications KEY FEATURES 1. Main characteristics Output Voltage: + 2098 V Output Current: 975 A Current Control Range: 10 - 975 A Accuracy: + 50 ppm (+ 48.8mA) Current Resolution: 18 bit = 3.81ppm (f.s.) Current Ripple: < + 10 ppm [...]

Booster Quadrupole Power Supply Booster Quadrupole Power Supply for the Diamond Synchrotron and similar applications. This power supply, with an efficiency >95%, has an high performance modular topology implemented by IGBTs and it is suitable for almost any high current or voltage stability applications. The solution is available for a wide range of power and [...]

Storage Ring Dipole Power Supply 1500 A / 530 V This power supply, with an efficiency >95%, has an high performance modular topology implemented by IGBTs and it is suitable for almost any high current or voltage stability applications. The solution is available for a wide range of power and are specially designed for high [...]

Diamond Storage Ring and LINAC Quadrupole PS KEY FEATURES 1. Main characteristics 240 power supplies required Maximum current rating 200 A Nominal voltage rating 28 V Current control range 20-200 A Current resolution 18 bit = 3.81ppm (f.s.) Current accuracy ± 50 ppm (± 10mA) Current ripple < ± 10 ppm (± 2mA) Current reproducibility [...]

Diamond Booster Quadrupole PS For the booster power converters reproducibility refers to the instantaneous current at the same measurement point in each cycle. These power converters must meet the above reproducibility specification. In addition they must meet the specified reproducibility 5 seconds after being turned on after being off for 9 minutes during a 1 [...]

Diamond Particle - Diamond Storage Ring Dipole PS 11 kV power distribution system and will require a step-down transformer, which is part of the contract. The step-down transformer must be oil cooled and housed in an outdoor transformer pen. The other power converters will be fed at 400 V. For the storage ring dipole magnet [...]

Diamond Booster Dipole PS For the booster power converters reproducibility refers to the instantaneous current at the same measurement point in each cycle. These power converters must meet the above reproducibility specification. In addition they must meet the specified reproducibility 5 seconds after being turned on after being off for 9 minutes during a 1 [...]

CERN LHC LEIR HV PS for Ions KEY FEATURES 1. Main characteristics N.2 power supplies Maximum current rating 25 A Nominal voltage rating 7500 V Voltage control range 10 - 100 % Settling Time (10-90%) < 50ms Voltage Ripple 1 % Voltage reproducibility 1 % Technology Thyristor Primary side regulated

NGPS – New Generation Power Supply The New Generation Power Supply (NGPS) is a set of power converters for high-tech applications such as particle physics and medical accelerator magnets. Combining the technical expertise of OCEM Power and our partner CAENels, the NGPS utilizes a 0-FLUCS technology DCCT to achieve high efficiency, low noise, and long-term stability [...]