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On-Board ETCS Laboratory Testing Tools
14-15 Oct. 2015
Jaizki Mendizabal
Balise Evaluation Tool
· Testing - Life cycle
· Field testing - Zero on-site testing
· Balise Evaluation Tool (BET)
· laboratory/virtual testing
· EMC, availability, safety, …
· OBU testing
Agenda
On-Board ETCS Laboratory Testing Tools
2
What kind of testing is required?
· Concept
· Design
· Validation
· Certification
Field testingLab. testing
Testing - Life cycle
3
· Commisioning
· Operation
· Decommisioning
· Field testing
· Zero on-site testing
· laboratory testing
· virtual testing
Field testingZero on-site testing
Field testing - Zero on-site testing
4
Spot transmission system:
• balises
• air-gap
• BTM
BaliseTransmission
Module (BTM)
Case study: Balise Transmission Module (BTM)
BTM AN
BTM function
Balise
Air-gap
BTM
BTM
Air-gap
5
Balise
Signals:
• tele-powering
• up-link
BTM AN
BET
BTM function
Balise Evaluation Tool (BET)
6
Balise
Air-gap
BTM
Balise EvaluationTool
Source · standard (SUBSET-036, SUBSET-085)· field testing· laboratory testing· user defined
Configuration· speed · balise type· debris · power· MTIE · mean data rate· jitter · frequencies
Quality evaluation (SUBSET-085)· frequencies· power· SNR· mean data rate· MTIE· jitter
Balise signalBalise Evaluation Tool (BET)
7
Balise Evaluation Tool (BET)
BTMOn-board BTM model
· analogue and digital blocks
· reference (SUBSET-036)
· configuration comparison
· performance evaluation
· degradation
· system update
8
Air-gap
Balise
BTM
Air-gap
Noise/interferers
· standards
· user defined (Gaussian white noise, pink noise, CW,…)
· EM simulations
· laboratory testing
· field testing
9
Balise Evaluation Tool (BET)
Noise/interferers
· Specification SUBSET 036 v2.4.1 (2007)
· Specification SUBSET 036 v3.0.0 (2012)
Air-gapSUBSETS
10
Balise Evaluation Tool (BET)
· testing methodology
· signal database
· balise
· noise
· interferers
Balise Evaluation Tool (BET)
11
Field testing
Balise Evaluation Tool (BET)
12
UNISIG EMC Detection
Proposal for changes in
detection and evaluation of
traction noise
Dual detector operating in parallel
� RMS integration detector (T = 1 µs)
� ABS value averaging detector, (T = 50 µs)
Balise Evaluation Tool (BET)
13
UNISIG EMC Detection
Proposal for changes in
detection and evaluation of
traction noise
MFP
Noise signal
Filter
Peak sensing device
20 dB Attenuation
1 and 50 µs Detector
20 dB Amplifier
· noise/interference signals
· optimal antenna location
Balise Evaluation Tool (BET)
14
EM simulations
Availability
· balise passages with error free telegrams > 106
· false balise detection < 10-3 times per hour.
Fault injection
air-gap balise
interface ‘C’ LEU
programming on-board transmission equipment
RAMS
Balise Evaluation Tool (BET)
15
RF Amplifier
BTM AN
Currentsensebalun
RSG
BET
LAB
Balise signal
Noise/interferer signal
Balise Signal + Noise/interferer signal
B) BTM functionA) BTM function
Balise Evaluation Tool (BET)
16
Laboratory testingSUBSET-085 Test specification for Eurobalise FFFIS
Balise Evaluation Tool (BET)
17
Laboratorytesting
Susceptibilitytests
Balise Signal[S036]
Noise Signal
BTM AN
BTM function
Balise Signal[S036]
NoiseSignal
BTM AN
BTM function
Balise Signal[S036]
NoiseSignal
BTM AN
BTM function
1 Signal sent by reference loop includesnoise and balise signals
3 Balise signal sent by reference loop and Noise included between after BTM AN
2 Balise and noise signal sent to theariiap by means of separated loops(SUBSET-116)
Balise Signal[S036]
Noise Signal
1 Signal sent by reference loop includesnoise and balise signals
SIGNAL GENERATORBalise + Noise Signal
POWER AMPLIFIER
balunRefLoop
MFP
SPECTRUM ANALYSER
DATA ACQ.MODULE
LAPTOP(BET)
PROPOSED METHOD PROPOSED METHOD PROPOSED METHOD PROPOSED METHOD
EUROBALISE ONEUROBALISE ONEUROBALISE ONEUROBALISE ON----BOARD EQUIPMENTBOARD EQUIPMENTBOARD EQUIPMENTBOARD EQUIPMENT
SUSCEPTIBILITY TESTSUSCEPTIBILITY TESTSUSCEPTIBILITY TESTSUSCEPTIBILITY TEST
Noise/interferers injectionLaboratory testing
Balise Evaluation Tool (BET)
18
ON BOARDINDUSTRIALEQUIPMENT
TIU
EURORADIOBTM
STM
JRU ODODMI
DRIVEROR
EMULATOR
LOOP
EURORADIO COM.SIMULATOR
RCS
FFFIS (wired)
ETCS L2 TRACKSIDESIMULATOR
L2TS
EUROLOOP SIGNALGENERATOR
LSG
FFFIS
ETCS LEVEL STMTRACKSIDE SIMULATOR
LSTMTS
STM CODING &COMMUNICATION
STMCC
FFFIS
FFFIS
DATA EXCHANGE
ETCS L1 TRACKSIDESIMULATOR
L1TS
EUROBALISE SIGNALGENERATOR
BSG
FFFIS
SCENARIOCONTROLLER
SC
MODULE EVENT RECORDERMER
SCENARIOGENERATOR
SG
JRU DOWNLOADEVALUATION MODULE
DEM
TRIP ANALYSIS &VALIDATION
TAV
DMI EVENTRECORDER
DER
SPEED SENSOR SIMULATOR
SSSSPEED
TIU Signals
TIUSIMULATOR
TIUS
ODOADAPTOR
TIUADAPTOR
TRAIN MOTIONSIMULATOR
TMS
Air gap is used
Equipment to be tested
Laboratory Modules
ADAPTOR FFFIS
ADAPTOR FFFIS
PROPOSED METHOD PROPOSED METHOD PROPOSED METHOD PROPOSED METHOD
EUROBALISE ONEUROBALISE ONEUROBALISE ONEUROBALISE ON----BOARD EQUIPMENTBOARD EQUIPMENTBOARD EQUIPMENTBOARD EQUIPMENT
SUSCEPTIBILITY TESTSUSCEPTIBILITY TESTSUSCEPTIBILITY TESTSUSCEPTIBILITY TEST
SUBSET-094 v.2.0.2 reference test architecture for ETCS OBU (2009)
SUBSET-094 v.3.0.0 reference test architecture for ETCS OBU (2014)
Laboratory testing
OBU testing
19
BET
BET
Laboratory reference architecture
OBU reference model
Virtual testing
20
OBU testing
BET
BET
Ibaeta Building
Paseo de Manuel Lardizabal, Nº 15
20018, Donostia - San Sebastián
SPAIN
Miramon Building
Parque Tecnológico de San Sebastián
Paseo Mikeletegi, Nº 48
20009, Donostia - San Sebastián
SPAIN
Railway Signalling Systems Labpratory
Telephone: (+34) 943 212800
Fax: (+34) 943 213076
www.ceit.es
Researching today, creating the future
Jaizki Mendizabal