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Magnet power supply system for J-PARC main ring upgrade Yuichi Morita J-PARC/KEK

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Page 1: Magnet power supply system for J-PARC main ring upgradepages.cnpem.br/pocpa6/wp-content/uploads/sites/88/... · SDA SDB 22kV 50Hz 6.6kV VCB BM3 with CB BM4 with CB 6.6kV 0.4kV 0.6kV

Magnet power supply system for J-PARC main ring upgrade

Yuichi MoritaJ-PARC/KEK

Page 2: Magnet power supply system for J-PARC main ring upgradepages.cnpem.br/pocpa6/wp-content/uploads/sites/88/... · SDA SDB 22kV 50Hz 6.6kV VCB BM3 with CB BM4 with CB 6.6kV 0.4kV 0.6kV

Contents

Introduction

Present PS system

PS system after upgrade

Present status

Page 3: Magnet power supply system for J-PARC main ring upgradepages.cnpem.br/pocpa6/wp-content/uploads/sites/88/... · SDA SDB 22kV 50Hz 6.6kV VCB BM3 with CB BM4 with CB 6.6kV 0.4kV 0.6kV

Contents

Introduction

Present PS system

PS system after upgrade

Present status

Page 4: Magnet power supply system for J-PARC main ring upgradepages.cnpem.br/pocpa6/wp-content/uploads/sites/88/... · SDA SDB 22kV 50Hz 6.6kV VCB BM3 with CB BM4 with CB 6.6kV 0.4kV 0.6kV

Hadron Hall

Neutrino Facilities

Pacific Ocean

Circumference: 350m

Rapid cycling synchrotron(RCS)

Circumference: 1570m

Main ring(MR)

Length: 330m

LINAC

NORTH SOUTH

SpecificationsJ-PARC Main Ring (MR)

Proton synchrotron2 experimental facilities (Neutrino, Hadron)Acceleration: 3 GeV to 30 GeV, 3 GeV to 8 GeVBeam power: 470 kW for Neutrino facility (present)

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the scheme of Increasing Repetition Rate is adopted.

In order to achieve the MR beam power of > 750 kW,

Cycle[sec]

Output Current[A]

Output Voltage[kV]

Output Power[MVA]

Present PS 2.48 1600 3 5

New PS 1.3 1600 ~6 ~10

Required Performance of PS for MR Main Magnets

2.48 s →1.3 s

Beam upgrade

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Power

Supply

Number of

magnets

Total Inductance

at 30 GeV

[H]

Flat Base

Current

[A]

Flat Top

Current

[A]

Output Voltage

[kV]

2.5 sec / 1 sec

BM1~6 16 1.47 190 1570 2.6 / 5.8

QFN 48 2.93 86 710 2.7 / 5.6

QDN 48 3.46 86 710 3.1 / 6.7

QFX 48 2.39 88 730 2.6 / 4.8

QDX 27 1.75 86 710 1.6 / 3.4

QFR 9 0.57 77 640 0.5 / 1.3

QDR 6 0.44 75 620 0.4 / 0.7

QFP 6 0.20 77 640 0.3 / 0.4

QFS 6 0.30 81 670 0.3 / 0.5

QDS 6 0.35 110 890 0.5 / 0.9

QFT 6 0.32 95 780 0.4 / 0.7

QDT 6 0.37 90 750 0.4 / 0.7

SFA 24 0.42 23 200 0.3 / 0.4

SDA 24 0.41 19 160 0.2 / 0.3

SDB 24 0.41 19 160 0.2 / 0.3

B Magnets

Q Magnetsat Arc Sections

Q Magnetsat Linear Sections

S Magnets

List of MR Main Magnets and PSs

LargePS

SmallPS

1.3 sec cycle

w/ Capacitor Bank: lower than the present value

w/o Capacitor Bank: > 100 MVA

~60 MVA (peak to peak)

Forbidden by electrical power company

2.48 sec cyclePower variation at electrical system

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Power

Supply

Number of

magnets

Total Inductance

at 30 GeV

[H]

Flat Base

Current

[A]

Flat Top

Current

[A]

Output Voltage

[kV]

2.5 sec / 1 sec

BM1~6 16 1.47 190 1570 2.6 / 5.8

QFN 48 2.93 86 710 2.7 / 5.6

QDN 48 3.46 86 710 3.1 / 6.7

QFX 48 2.39 88 730 2.6 / 4.8

QDX 27 1.75 86 710 1.6 / 3.4

QFR 9 0.57 77 640 0.5 / 1.3

QDR 6 0.44 75 620 0.4 / 0.7

QFP 6 0.20 77 640 0.3 / 0.4

QFS 6 0.30 81 670 0.3 / 0.5

QDS 6 0.35 110 890 0.5 / 0.9

QFT 6 0.32 95 780 0.4 / 0.7

QDT 6 0.37 90 750 0.4 / 0.7

SFA 24 0.42 23 200 0.3 / 0.4

SDA 24 0.41 19 160 0.2 / 0.3

SDB 24 0.41 19 160 0.2 / 0.3

B Magnets

Q Magnetsat Arc Sections

Q Magnetsat Linear Sections

S Magnets

List of MR Main Magnets and PSs

LargePS

SmallPS

1.3 sec cycle

w/ Capacitor Bank: lower than the present value

w/o Capacitor Bank: > 100 MVA

~60 MVA (peak to peak)

Forbidden by electrical power company

2.48 sec cyclePower variation at electrical system

Capacitor banks will be installed.

B and Arc-Q magnets are the primary power variation sources.

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Contents

Introduction

Present PS system

PS system after upgrade

Present status

Page 9: Magnet power supply system for J-PARC main ring upgradepages.cnpem.br/pocpa6/wp-content/uploads/sites/88/... · SDA SDB 22kV 50Hz 6.6kV VCB BM3 with CB BM4 with CB 6.6kV 0.4kV 0.6kV

D1 D2

D3

> Current source converter> Hybrid passive and active filters

Three buildings forpresent PSs

Schematic circuit of PSPresent system

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D1 D2 D3

Electrical connection of PS systemPresent system

Tunnel

BM5

BM6

QFN

QDN

BM1

BM2

QFX

QDX

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

22kV 50Hz 22kV 50Hz

VCB

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Tunnel

BM5

BM6

QFN

QDN

BM1

BM2

QFX

QDX

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

22kV 50Hz 22kV 50Hz

VCB

D1 D2 D3

Electrical connection of PS systemPresent system

- Large PSs are connected to 22 kV line.- Small PSs are connected to 6.6 kV line. All of them are in D1.

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Tunnel

BM5

BM6

QFN

QDN

BM1

BM2

QFX

QDX

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

22kV 50Hz 22kV 50Hz

VCB

AlarmMonitor

Panel

AlarmMonitor

Panel

Op

tica

lO

pti

cal

Op

tica

l

Op

tica

l

Met

al

Met

al

Met

al

Optical

Optical

Connection for control

D1 D2 D3

AlarmMonitor

Panel

Present systemTerminal

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Tunnel

BM5

BM6

QFN

QDN

BM1

BM2

QFX

QDX

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

22kV 50Hz 22kV 50Hz

VCB

AlarmMonitor

Panel

AlarmMonitor

Panel

Op

tica

lO

pti

cal

Op

tica

l

Op

tica

l

Met

al

Met

al

Met

al

Optical

Optical

Connection for control

D1 D2 D3

AlarmMonitor

Panel

TerminalPresent system

- Alarm monitor panel exists in each building.- Alarm monitor panels receive the commands from the terminal.- Alarm monitor panels distribute the commands to the target PSs or VCBs.

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Tunnel

BM5

BM6

QFN

QDN

BM1

BM2

QFX

QDX

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

22kV 50Hz 22kV 50Hz

VCB

D1

AlarmMonitor

Panel

AlarmMonitor

Panel

AlarmMonitor

Panel

Op

tica

l

Optical

OpticalD2 D3

Op

tica

l

Op

tica

l

Op

tica

l+ M

etal M

etal

Met

al

Magnets around D1 Magnets around D2

Met

al

Connection for alarms

Met

al

Met

al

Met

al

Present systemTerminal

Magnets aroundD3

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Tunnel

BM5

BM6

QFN

QDN

BM1

BM2

QFX

QDX

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

22kV 50Hz 22kV 50Hz

VCB

D1

AlarmMonitor

Panel

AlarmMonitor

Panel

AlarmMonitor

Panel

Op

tica

l

Optical

OpticalD2 D3

Op

tica

l

Op

tica

l

Op

tica

l+ M

etal M

etal

Met

al

Magnets around D1 Magnets around D2Magnets around

D3

Met

al

Connection for alarms

Met

al

Met

al

Met

al

Present systemTerminal

- Alarm monitor panels receive the alarm signals from the PSs, VCBs, transformers and magnets.- The terminal can detect the alarms via the alarm monitor panels.- Alarm information of magnets are shared among the three alarm monitor panels.

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Example of magnet distribution (QFN, 48 magnets)

Page 17: Magnet power supply system for J-PARC main ring upgradepages.cnpem.br/pocpa6/wp-content/uploads/sites/88/... · SDA SDB 22kV 50Hz 6.6kV VCB BM3 with CB BM4 with CB 6.6kV 0.4kV 0.6kV

Contents

Introduction

Present PS system

PS system after upgrade

Present status

Page 18: Magnet power supply system for J-PARC main ring upgradepages.cnpem.br/pocpa6/wp-content/uploads/sites/88/... · SDA SDB 22kV 50Hz 6.6kV VCB BM3 with CB BM4 with CB 6.6kV 0.4kV 0.6kV

Load

CB1

CB2

CB3

CB4

CB5

CB6

Capacitor bank (CB)

Specifications

Load 1.5H, 750mW

Output Current [A] 1600

Output Voltage [V] 6000

Capacitance / CB [mF] 480

Capacitor voltage [V] 1700 maximum

• Voltage source converters.• Six choppers are connected in series.• Each chopper is connected to a CB.

New PS for BM

18

After upgrade

Details will be presented by Daichi Naito in the tomorrow session.

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D1 D2

D3

D4

D5

D6

D3D6

D1D4

D2D5

New buildings for upgradeThree new buildings were constructed.The constructions were completed last year.

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D1 D2

D3

D4

D5

D6

D3D6

D1D4

D2D5

New buildings for upgradeThree new buildings were constructed.The constructions were completed last year.

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D1D4

Electrical connection of PS system

After upgrade

Tunnel

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

VCB

BM3 with CB

BM4 with CB

6.6kV

0.4kV

0.6kV 6.6kV

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D1D4

Electrical connection of PS system

After upgrade

Tunnel

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

VCB

BM3 with CB

BM4 with CB

6.6kV

0.4kV

0.6kV 6.6kV

- New BM PSs with capacitor banks are installed in D4.- New BM PSs are connected to the present system.- QFR PS has already been upgraded.- QDT magnets of larger aperture are required.- Present systems are sufficient for SDA and SDB.

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Tunnel

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

VCB

BM3 with CB

BM4 with CB

6.6kV

0.4kV

0.6kV 6.6kV

Op

tica

l

Met

al

AlarmMonitor

Panel

D1D4From D3

Op

tica

lM

etal

Terminal

Tunnel

Connection for control

After upgrade

Op

tica

l

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Tunnel

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

VCB

BM3 with CB

BM4 with CB

6.6kV

0.4kV

0.6kV 6.6kV

Op

tica

l

Met

al

AlarmMonitor

Panel

D1D4From D3

Op

tica

lM

etal

Tunnel

Connection for control

After upgrade

- Connections for control of new BM PSs are isolated from other PSs. Make system simple- No alarm monitor panel exists in D4. The terminal directly contacts the new BM PSs.

Op

tica

l

Terminal

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Tunnel

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

VCB

BM3 with CB

BM4 with CB

6.6kV

0.4kV

0.6kV 6.6kV

Op

tica

l + M

etal

Met

al

AlarmMonitor

Panel

D1D4To D3

Op

tica

l

Met

al

Magnets around D1

Met

al

Tunnel

Connection for alarms

After upgrade

Op

tica

l

Terminal

Metal (magnet alarm)

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Tunnel

BM3

BM4

QFP

QFR

QDR

QFS

QDS

QFT

QDT

SFA

SDA

SDB

22kV 50Hz

6.6kV

VCB

BM3 with CB

BM4 with CB

6.6kV

0.4kV

0.6kV 6.6kV

Op

tica

l + M

etal

Met

al

AlarmMonitor

Panel

D1D4To D3

Op

tica

l

Met

al

Magnets around D1

Met

al

Tunnel

Connection for alarms

After upgrade

Op

tica

l

Terminal

- Connections for alarms of new BM PSs are isolated from other PSs. Make system simple- Alarm information of magnets are shared among new BM PSs and the alarm monitor panels.

Metal (magnet alarm)

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D1 D2

D3

D4

D5

D6

D3D6

D1D4

D2D5

New buildings for upgradeThree new buildings were constructed.The constructions were completed last year.

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D2D5

BM5

BM6

QFN with CB

QDN with CB

22kV 50Hz

BM5 with CB

BM6 with CB

6.6kV

6.6kV0.6kV

0.6kV

Tunnel

Electrical connection of PS system

After upgrade

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D2D5

BM5

BM6

QFN with CB

QDN with CB

22kV 50Hz

BM5 with CB

BM6 with CB

6.6kV

6.6kV0.6kV

0.6kV

Tunnel

Electrical connection of PS system

After upgrade

- New BM PSs with capacitor banks are installed in D5.- New BM PSs are connected to the present system.

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BM5

BM6

QFN with CB

QDN with CB

22kV 50Hz

BM5 with CB

BM6 with CB

6.6kV

6.6kV0.6kV

0.6kV

Tunnel

D2D5

Op

tica

l

Met

al

AlarmMonitor

Panel

From D3

Op

tica

lM

etal

Terminal

Connection for control

After upgrade

Op

tica

l

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BM5

BM6

QFN with CB

QDN with CB

22kV 50Hz

BM5 with CB

BM6 with CB

6.6kV

6.6kV0.6kV

0.6kV

Tunnel

D2D5

Op

tica

l

Met

al

AlarmMonitor

Panel

From D3

Op

tica

lM

etal

Terminal

Connection for control

After upgrade

Op

tica

l

- Connections for control of new BM PSs are isolated from other PSs. Make system simple- No alarm monitor panel exists in D5. The terminal directly contacts the new BM PSs.

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BM5

BM6

QFN with CB

QDN with CB

22kV 50Hz

BM5 with CB

BM6 with CB

6.6kV

6.6kV0.6kV

0.6kV

Tunnel

D2D5

Op

tica

l + M

etal

Met

al

AlarmMonitor

Panel

To D3

Op

tica

l

Magnets around D2

Met

al

Met

al

Terminal

Connection for alarms

After upgrade

Op

tica

l

Metal (magnet alarm)

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BM5

BM6

QFN with CB

QDN with CB

22kV 50Hz

BM5 with CB

BM6 with CB

6.6kV

6.6kV0.6kV

0.6kV

Tunnel

D2D5

Op

tica

l + M

etal

Met

al

AlarmMonitor

Panel

To D3

Op

tica

l

Magnets around D2

Met

al

Met

al

Terminal

Connection for alarms

After upgrade

Op

tica

l

- Connections for alarms of new BM PSs are isolated from other PSs. Make system simple- Alarm information of magnets are shared among new BM PSs and the alarm monitor panels.

Metal (magnet alarm)

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BM5

BM6

QFN with CB

QDN with CB

22kV 50Hz

BM5 with CB

BM6 with CB

6.6kV

6.6kV0.6kV

0.6kV

Tunnel

D2D5

Op

tica

l + M

etal

Met

al

AlarmMonitor

Panel

To D3

Op

tica

l

Magnets around D2

Met

al

Met

al

Terminal

Connection for alarms

After upgrade

Op

tica

l

Metal (magnet alarm)

Configuration of D3 and D6 is almost identical to that of D5 and D2

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Contents

Introduction

Present PS system

PS system after upgrade

Present status

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Present statusFamily status

BM1

Converter

Capacitor Bank

Transformer

BM2

Converter

Capacitor Bank

Transformer

BM3

Converter

Capacitor Bank

Transformer

BM4

Converter

Capacitor Bank

Transformer

BM5

Converter

Capacitor Bank

Transformer

BM6

Converter

Capacitor Bank

Transformer

QFN

Converter

Capacitor Bank

Transformer

QDN

Converter

Capacitor Bank

Transformer

~35% of the installation will be finished next January.

No technical issue is remained.The production of rest of PSs will start as soon as the budget is approved.

Family status

QFXConverter

Transformer

QDXConverter

Transformer

QFRConverter

Transformer

QDRConverter

Transformer

QFPConverter

Transformer

QFSConverter

Transformer

QDSConverter

Transformer

QFTConverter

Transformer

QDTConverter

Transformer

SFAConverter

Transformer

SDAConverter

Transformer

SDBConverter

Transformer

Installed

Partially installed

Present systems are sufficient.

Product was delivered in 2014.

36

Components that will be installednext January.

Two sets of converters Three containers for CB

The new QFR PS has been used for the beam operation since 2016.

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The end of slides

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Management for key of container

BM PSController

container container container

E.M.lock

EM lockPermission is necessaryto pull out the metal plate.

Key of padlock is attached.

The key is common for the three containers.(It is not common among the different families.)

・The discharger “CLOSE” AND・All of 6 banks complete the discharges (lower than 10 V). AND・5 minutes after the discharger closed.

PLC

PLC

PLC PLC

Ban

k 1

Ban

k 6

Ban

k 2

Ban

k 5

Ban

k 3

Ban

k 4

Monitoring voltage Monitoring voltage Monitoring voltage

All PLCs are connected with optical links each other. All voltages of6 banks are included the management sequence.

Metal plate

Electromagnetic lock

95

88.5OMROND4NL-4AFA-B

The conditions for the permission of the use of the key.

padlock padlockpadlock

PLC monitors the conditions.