Transcript click to save-CONDITION MONITORING

CONDITION MONITORING
STATE OF THE ART IN
NUCLEAR & NO
NUCLEAR INDUSTRY
INDEX
Predictive Maintenance & Supervision Stages
Condition Monitoring / Condition Based Maintenance
Computer Maintenance Management System
(CMMS)
Software techniques
Applications connectivity
Applications
1.
2.
3.
4.
5.
6.
1.
2.
NPP REACTOR COOLANT PUMP
GAS TURBINE
SUPERVISION STAGES
FAILURE DETECTION
DIAGNOSTICS
RECONFIGURATION
CONTROL
PROCESS
“Inteligencia artificial para la detección y el diagnóstico de fallos”
Joaquín Melémdez / Joan Colomer (Universitat de Girona)
CONDITION MONITORING SYSTEM (CMS)
CONDITION BASED MAINTENANCE (CBM)
CONDITION MONITORING SYSTEM
Impressions
(human senses)
Maintenance
operators
Vibration monitors
I&C channels
Electrical
consumption
Chemical
analysis
Others
Thermograph
CONDITION BASED MAINTENANCE
DECISIONS
MAINTENANCE MANAGEMENT
Cumulated
Experience
COMPUTER MAINTENANCE
MANAGEMENT SYSTEM (CMMS)
CONDITION MONITORING
- Store data
- Data management CMMS
- Trends
- Experience database
- “Analysis”
- Alerts
DECISIONS
MAINTENANCE MANAGEMENT
Cumulated
Experience
SOFTWARE TECHNIQUES
Data Acquisition, Store & Management
- Filtering
- Statistics
- Transforms (FFT, SFT…)
Signals Generation
- Threshold
- Trend evolution
Data Analysis
- ...
TECHNIQUES
- Neural networks
INTEGRATION
- Fuzzy logic
- Signed Direct Graph
- Causal analysis
- Case Based Reasoning (CBR)
- Record
APPLICATIONS
- Reload
CONNECTIVITY
- Reuse
- Revision
- ...
TECHNIQUES INTEGRATION FOR
FAILURE DETECTION & DIAGNOSTICS
DB management
Physical Process
Information
ON LINE:
- Data Acquisition System
(Instrumentation,
Measures, Controllers)
- Continuous
- Discrete
(event driven)
OFF LINE:
- Modelling (process
representation, relations,...)
- Experience (expertise,
rules, ...)
- Learning
- History
- Hybrid
Supervisory
System
Numeric
Processing
Data Bases
Abstraction Tools
Numeric
variables
Qualitative
variables
Models
Knowledge
Bases
Knowledge
Representation
facilities
Knowledge
Processing
facilities
Alarm
generation
Uncertainty
treatment
Fault
detection
Monitoring
Diagnosis
Actions
Modelling
Facilities
Reconfiguration
Alarm Generation
and management
Decision support
User Interfaces
...
“Inteligencia artificial para la detección y el diagnóstico de fallos”
Joaquín Melémdez / Joan Colomer (Universitat de Girona)
APPLICATIONS
CONNECTIVITY
* RM&D: Remote Monitoring & Diagnostic
EXAMPLE 1.
NPP Reactor Coolant Pump
Controlled Bleed-off Flow
Controlled Bleed-off Pressure
Controlled Bleed-of
Temperature
Seal Cooler 1 Inlet Pressure
Seal Cooler 1 Inlet
Temperature
Seal Cooler 2 Inlet Pressure
Seal Cooler 2 Inlet
Temperature
RCP Discharge Pressure
HP Cooler Inlet Temperature
HP Cooler Outlet Temperature
RCP Upper Thrust Bearing
EXAMPLE 2.
Gas Turbine
END
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