scandinova in uppsala, sweden - stanford university

SCANDINOVA IN UPPSALA, SWEDEN

DESIGN, ASSEMBLY & TESTING

ASSEMBLY AREA

TESTING AND PACKAGING

DELIVERY

• Established in 2001

• Unique reliable solid state technology

• Installations in 17 countries (North America, Europe, Asia, Australia)

• Use in 9 applications

SUMMARY

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• Use in 9 applications

• Accumulated operational hours > 270.000 (>80.000 pulse hours)

QUALITY ASSURANCE

• 2008: Certified ISO 9001:2000

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• 2009: Certified ISO 9001:2008

ESTABLISHED APPLICATIONS

• RADIOTHERAPY • RADAR

MEDICAL DEFENSE

INDUSTRIAL RESEARCH

• E-BEAM PROCESSING

• CARGO INSPECTION

• PEF PROCESSING

• CALIBRATION

• SYNCHROTRON LIGHT SOURCE

• FREE ELECTRON LASER

• CRYSTALOGRAPHY

INDUSTRIAL RESEARCH

• 6 x K2-system 262-410kV / 270-330A to PSI (XL5)

• K2-system 450kV/330A to CERN / CEA-Saclay (XL5)

• K2-system 420kV/320A to Lawrence Livermore NL (XL4)

• 7x K2-system 250kV/250A to Canadian Light Source

• 2x K2-system 240kV/215A to AES

SOME ON-GOING PROJECTS

• 2x K1-system 160kV / 110A to ETM

• 2x K1-system 130kV / 86A to Lyncean Technologies

• K1-system 140kV / 105A to ZDAJ

• M1-system 45kV / 111A to ADAM

• M1-system 38kV / 90A to IntraOp

• M2-system to Singapore

THE SOLID STATE TECHNOLOGYBY

SCANDINOVA SYSTEMSSCANDINOVA SYSTEMS

The Line type PFN Modulator

Kly

stro

n

RF out

UPFN

time

DCPSL1

L2

L3

N

GND

Control

Pulse

Transformer

Load HV

Pulse

Kly

stro

n

Pulse Forming NetworkCharging choke

Inve

rse

circ

uit

Backswing Clipper

EOL

Circuit

Th

yra

tron

The ScandiNova Modulator

DCPSL1

L2

L3

Kly

stro

n

Control

RF out

UDC

time

Switch

Unit

Pulse

Transformer

L3

N

GND

DC input Input pulse Load HV pulseK

lyst

ron

THE SCANDINOVA CIRCUIT

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THE PULSE TRANSFORMER

Example of a transformer design:

150kV pulse using 75turns (2kV/turn)

PFN Modulator:

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10kV primary using 5turns, (2kV/turn)

ScandiNova Split Core:

1kV primary using ½turn (2kV/turn)

CUTTING THE CORE

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Uin

Uout

Iin Iout

Nprim Nsec

U = (N /N ) U I = (N /N ) I

Zload

SPLIT CORE PRINCIPLE

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Uout = (Nsec/Nprim) Uin Iout = (Nprim/Nsec) Iin

Uin/2

Uout

2Iin

Iout

Nprim

Uout = (Nsec/Nprim) 2Uin/2 Iout = (Nprim/Nsec) Iin

Nsec

Uin/2 Nprim

2Iin

Zload

THE SOLID STATE SYSTEMSBY

SCANDINOVA SYSTEMSSCANDINOVA SYSTEMS

SOLID STATE MODULATOR MODELS

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K2-SYSTEM FOR L-, S- AND X-BAND

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K2-3X SYSTEM FOR XL4 / XL5

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K2-3X SYSTEM FOR XL4 / XL5

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K2-SYSTEM PULSES USING TH2100

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PFN AND K2-PULSES USING TH2100

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K2-SYSTEM PULSE FLATNESS 0.4%

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PFN PULSE FLATNESS 1.5%

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TRIG DELAY TIME JITTER 4ns

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PULSE LENGTH TIME JITTER 12ns

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K2-SYSTEM PULSE-PULSE STABILITY TARGET <0.04%

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K2-SYSTEM DC-LEVEL STABILITY

USING PRECISION MULTIMETER<0.002%

K2-SYSTEM PULSE-PULSE STABILITY

<0.004%

VERIFIED BY 16BIT SAMPLING

KLYSTRON TH2100C CURRENT PULSE

-10000

0

10000

20000

30000

40000

50000

60000

70000

0 2 4 6 8 10 12

Number of samplings/ Trig

AD

C u

nit

s

(0 -

65

53

5)

ACHIEVED LEVELS

ParameterParameterParameterParameter ValueValueValueValue

Peak Power 147 MW

Average Power 106 kW

Pulse Voltage 507 kV

Pulse Current 4000 A

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Pulse length 25 us

Pulse Repetition Rate 1000 Hz

Rise time 286 kV/us

Fall time 280 kV/us

Pulse flatness ± 0.05%

Pulse to Pulse stability

± 0.002%

Wall plug to Load eff. 84%

THANK YOU!