Application of Application of Neutron Detection Systems to Neutron Detection Systems to
Compact Neutron SourcesCompact Neutron Sources
SuguruSuguru
MutoMutoKENS, KEKKENS, KEK
UCANS-1, 15-18 Aug 2010 , Tsinghua University
Collaboration of MLFCollaboration of MLF--DAQDAQ
・・KEK:KEK:
T. T. OtomoOtomo, S. Satoh, K. , S. Satoh, K. NakayoshiNakayoshi, , H. Sendai, E. Inoue, Y. H. Sendai, E. Inoue, Y. YasuYasu, , J. Suzuki, H. J. Suzuki, H. OshitaOshita
・・JAEA/JAEA/JJ--PARC Center:PARC Center:
T. T. NakataniNakatani, Y. , Y. InamuraInamura, T. , T. ItohItoh
・・Ibaraki University:Ibaraki University:
T. T. HosoyaHosoya
ContentsContents
DAQ for MLF/JDAQ for MLF/J--PARCPARC
33HeHe--PSD System / PSD System / NeuNETNeuNET
systemsystem
SoftwareSoftware
for Compact Neutron Source Experimentsfor Compact Neutron Source Experiments
SummarySummary
Japan Proton Accelerator Research ComplexJ-PARC
Materials and Lift Science Experimental FacilityMLF
LINAC
RCS
MR
Hadron
Neutrino
MLF
MLF/MLF/JJ--PARCPARC DAQDAQ SystemSystem
FutureFuture
of Jof J--PARC Neutron SourcePARC Neutron Source・・High Intensity (1MW), Pulsed Neutron (25Hz) SourceHigh Intensity (1MW), Pulsed Neutron (25Hz) Source
DAQ DAQ System concept System concept (1) (1) NewNew
Experiments with neutron detection event recordingExperiments with neutron detection event recording
(e.g. observation of transition phenomenon) (e.g. observation of transition phenomenon) ⇒⇒ Histogram to EventHistogram to Event--mode datamode data--takingtaking
(still photo to motion picture)(still photo to motion picture)⇒⇒
Mass data production Mass data production --> high speed data transfer> high speed data transfer
(2) Accurate and Precise Experiments on TOF measurements(2) Accurate and Precise Experiments on TOF measurements(e.g. World highest resolution spectrometer)(e.g. World highest resolution spectrometer)
large spectrometer and wide detection area large spectrometer and wide detection area ⇒⇒ distributed and scalable DAQ systemdistributed and scalable DAQ system
Press releaseJuly 17, 2008
BL08 :powder diffractometershows high performance
SuperHRPD
(KEK)
HRC
(KEK)
TAKUMI
(JAEA)
ARISA‐II
(KEK)
iBIX
(Ibaraki
Pref.)
NNRI (Tokyo Tech. U.,JAEA, Hokkaido U.)
AMATERAS (JAEA)
NOBORU
(JAEA)
4SEASONS (JAEA, KEK, Tohoku U.)
iMATERIA(Ibaraki Pref.)
NOVA(NEDO, KEK)
NOP
(KEK)
3He-PSD: 6Scintillator: 2Others: 4
MLF Spectrometers
New New 33HeHe--PSD SystemPSD System
Changing Items from old systemChanging Items from old system・・DataData--taking : Histogram to Eventtaking : Histogram to Event--modemode
(recording neutron by neutron(recording neutron by neutron))・・DData processing : on board circuit to software basedata processing : on board circuit to software based・・DData transfer : Fast and wideata transfer : Fast and wide--bandband
Technique : from the Detector Technology Project (DTP) of KEKTechnique : from the Detector Technology Project (DTP) of KEK・・NetworkNetwork--based highbased high--speed data transfer: speed data transfer: SiTCPSiTCP・・Software based data processing: DAQSoftware based data processing: DAQ--MiddlewareMiddleware
Developing Developing NeuNETNeuNET・・KENSKENS
old PSD electronics + old PSD electronics + SiTCPSiTCP
⇒⇒ NeuNETNeuNET
electronicselectronics
・・NeuNETNeuNET
electronics + DAQelectronics + DAQ--Middleware Middleware ⇒⇒ NeuNETNeuNET
systemsystem
NeuNETNeuNET
FutureFuture・・Recording neutron detection as an eventRecording neutron detection as an event
PSD No, detection position and time PSD No, detection position and time ・・Data transfer via networkData transfer via network
easily expand data band widtheasily expand data band width・・Simultaneous process in 8 PSD at one boardSimultaneous process in 8 PSD at one board・・Flexible configuration for any Flexible configuration for any 33HeHe--PSDPSD・・Over 100 board in one spectrometer at MLF with Over 100 board in one spectrometer at MLF with
DAQDAQ--MiddlewareMiddleware・・Small configuration for portable experimentsSmall configuration for portable experiments
・・PProducts are commercially availableroducts are commercially available
(Toshiba(Toshiba--ETD, etc.)ETD, etc.)
Pre-amp
Pre-ampBase-substratum
Pre-amp
Switching Hub
GateNET
ADC
Si-TCP
NeuNET
H.V. supply
Pre-amp
Pre-ampBase-substratum
Pre-amp
T0 (from Acc.)Local Time Generator
Si-TCP
3He PSD x 8
PC forDAQ middleware
ADC
ADC
ADC
Buffer
T0 (with local time)
PSD box
NeuNET
Cluster
8 PSD/NeuNET20 NeuNET
(Maximum) / VME Crate
Ethernet
20 G bE
20 G bE
20 G bE
20 G bE
20 G bE
20 G bE
V M EN euNET x 20
V M EN euNET x 20
V M EN euNET x 20
V M EG ateN ET
V M EN euNET x 20
V M EN euNET x 20
V M EN euNET x 20
V M EG ateN ET
Sw itching H U B24port (Type1)
Sw itching H U B24port (Type1)
Sw itching H U B24port (Type1)
Sw itching H U B24port (Type1)
Sw itching H U B24port (Type1)
Sw itching H U B24port (Type1)
PC (type1)D AQ -C PU
PC (type1)D AQ -C PU
PC (type1)D AQ -C PU
PC (type1)D AQ -C PU
PC (type1)D AQ -C PU
PC (type1)D AQ -C PU
PC (type2)D AQ -Server
N AS(Public)
N AS(Private)
PC (type1)D AQ -O P
PC (type1)Firew all
Sw itching H U B16port (Type2)
Sw itching H U B16port (Type2)
Sw itching H U B16port (Type2)
Sw itching H U B16port (Type2)
J-LA N
J-LA N
D ata-LA N
Strage2-LA N (D ata saving : D AQ -C PU to N A S)
Strage1-LA N (D ata reading : NA S to Analysis-C PU )
C ontrol-LAN
B L09 D AQ S ystem B lock D iagram
LD A P, N et boot server, etc.
Typical NeuNET system Diagram with DAQ-Middleware(BL09/MLF)
Possible to increase or decreaseNeuNET cluster to fit system
Server and
network switch
MLF BL21 System98 NeuNET board
with DAQ-MW
Compact system5 NeuNET board
SoftwareSoftware
Systems are working on software (already mSystems are working on software (already main parts ofain parts of
the system)the system)
Key software:Key software:・・DataData--taking: "DAQtaking: "DAQ--Middleware" (from the DTP of KEK)Middleware" (from the DTP of KEK)・・Common lCommon library: "ibrary: "ManyoManyo--Lib" (original)Lib" (original)・・User desktop: "Working desktop" (original)User desktop: "Working desktop" (original)
integrate of all experimental environmentintegrate of all experimental environmentimprovement of usabilityimprovement of usability
Most software are shared in MLF (as much as possible)Most software are shared in MLF (as much as possible)Avoid a double investment of cost and human resourceAvoid a double investment of cost and human resource
Developments are still going onDevelopments are still going on
for Cfor Compactompact
NNeutroneutron
SSourceource
ExperimentsExperiments
DAQ system must beDAQ system must besimple and easy for use and simple and easy for use and maintenancemaintenancereduce of cost and manreduce of cost and man--powerpower
Recommendation:Recommendation:Small scale of large system (shrink but same)Small scale of large system (shrink but same)
Sharing of operation knowSharing of operation know--howhowUsability of system (not be puzzled)Usability of system (not be puzzled)
NeuNETNeuNET
system is one of candidate !!system is one of candidate !!
SummarySummary
・・MLF/JMLF/J--PARC experiments,PARC experiments,・・
Developed new DAQDeveloped new DAQ--systemsystem
EventEvent--mode datamode data--takingtakingDDistributed and scalable DAQ systemistributed and scalable DAQ system
・・
NeuNETNeuNET
is standard for is standard for 3HeHe--PSD systemPSD system・・
Shared software are also commonly usedShared software are also commonly used
・・NeuNETNeuNET
system will be applied for ANY scale of experimentssystem will be applied for ANY scale of experimentscovered a few covered a few PSDPSD
to over 100to over 10000
PSD in one systemPSD in one system
Special Thanks toSpecial Thanks tothe Detector Technology Project of KEK the Detector Technology Project of KEK