Pipeline security - Schneider Electric

Pipeline security - Schneider Electric Pipeline security - Schneider Electric

schneider.electric.com.au
from schneider.electric.com.au More from this publisher
04.11.2014 Views

Conventional Leak Detection System Outlet flow, measured by flowmeter Inlet flow, measured by flowmeter Difference between inlet and outlet flow, not zero due to transient pipeline behaviour 18

Citect PipePatrol E-RTTM Principle Reliable and Proven Leak Detection using E-RTTM technology •E-RTTM • Extended Real-Time Transient Model • Uses sophisticated mathematical model •Virtual Pipeline • Calculates local profiles in real time • Extended by •archive zero false alarms Inlet F F P T P T Flow (No Leak) Outlet P T P T ‘Virtual Pipeline’ (RTTM) F F Residuals X and Y Signature‐Database Signature Analysis t t Leak Yes/No Yes= location and rate No= save signature 19

Citect PipePatrol E-RTTM Principle<br />

Reliable and Proven Leak Detection using E-RTTM technology<br />

•E-RTTM<br />

• Extended Real-Time Transient Model<br />

• Uses sophisticated mathematical model<br />

•Virtual <strong>Pipeline</strong><br />

• Calculates local profiles in real time<br />

• Extended by <br />

•archive zero false alarms<br />

Inlet<br />

F<br />

F<br />

P T<br />

P<br />

T<br />

Flow<br />

(No Leak)<br />

Outlet<br />

P T<br />

P<br />

T<br />

‘Virtual <strong>Pipeline</strong>’<br />

(RTTM)<br />

F<br />

F<br />

Residuals<br />

X and Y<br />

Signature‐Database<br />

Signature Analysis<br />

t<br />

t<br />

Leak Yes/No<br />

Yes= location and rate<br />

No= save signature<br />

19

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