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SPS 800 MHz RF Power upgrade. Progress report 18 June 2014. SPS 800 MHz power. All eight individual IOT transmitters validated Line #1 tested up to 200 kW CW on load New cavity controllers ready Still very bad news from Electrosys Second Circulator and no spare at all delivered. ?.

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Sps 800 mhz rf power upgrade

SPS 800 MHzRF Power upgrade

LIU-SPS meeting, 18 June 2014

Progress report

18 June 2014


Sps 800 mhz power
SPS 800 MHz power

All eight individual IOT transmitters validated

Line #1 tested up to200 kW CW on load

New cavity controllers ready

Still very bad news from Electrosys

Second Circulator and no spare at all delivered

?

Short

Cavity #2

Load

LIU-SPS meeting, 18 June 2014

Short

Cavity #1

Load


Sps 800 mhz power1
SPS 800 MHz power

Moved circulator toline #2

Line #2 tested up to200 kW CW on load

Completed the RF conditioning up to180 kW CW on cavity #2

Yesterday

Just started the RF conditioning on cavity #1 (without circulator ! So it will be slow as we will be very careful)

?

Short

Cavity #2

Load

LIU-SPS meeting, 18 June 2014

Load

Short

Cavity #1

Load


Two x four transmitters
Two x four transmitters

Rear view

LIU-SPS meeting, 18 June 2014

Front view


Cavities
Cavities

Antennas have been added on both cavities

Combiner is still to be provided (LLRF)

Two old filters are overheating (has probably been always the case, discovered while checking the antennas)

We added a heat cooler

New antenna design

Sébastien adding a new antenna on all 74 cells

LIU-SPS meeting, 18 June 2014


Cavities1
Cavities

Antennas have been added on both cavities

Combiner is still to be provided (LLRF)

Two old filters are overheating (has probably been always the case, discovered while checking the antennas)

We added a heat cooler

LIU-SPS meeting, 18 June 2014

Old filter overheating while having 200 kW CW during several minutes

(NOT the case in operation)


Schedule
Schedule

2014

Dec

Jan

Feb

May

Mar

Apr

Jun

Jul

Aug

SPS closed

8 Individual transmitters

TWC 1

60 kW total

TWC 2

60 kW total

TWC 1

220 kW total

LIU-SPS meeting, 18 June 2014

TWC 2

220 kW total

TWC 1 & 2

2 x 220 kW total

+

Cavity conditioning

LLRF antennae calibration

LLRF commissioning

SPS setup with beam


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