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LNG

LNG plant supervision

Leak detection, thermal process control and third party intrusion

The Distributed Temperature Measurement Solution (DTSS) is used in the supervision of liquid natural gas plants for leak detection and temperature monitoring.

The location of leaks in pipes, the annular space as well as in other elements of the plant is done by means of low temperature detection. The DTSS measurement system together with the cables selected by UPTECH SENSING guarantees accurate temperature measurement down to -196°C, as well as leak location with an error of less than one meter in the plant. Additionally, the equipment control software allows the configuration of different alert thresholds as well as alarm types for asset management.

The temperature measurement also allows to control the cooling operations during the loading and unloading processes. In addition, the thermal information obtained with the DTSS technique can identify anomalies in the heating system, as well as reduce the total energy consumption used.

On the other hand, DAS technology monitors the plant perimeter for malicious activity caused by third-party intrusion. Thousands of acoustic measurement data points are obtained along the entire perimeter, providing real-time information on possible access actions to the facility.

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Applications

  • Leak detection
  • Containment area monitoring
  • Transportation and regasification monitoring
  • Control of loading and unloading processes
  • Fire detection
  • Third parties’ intrusion detection: authorized and non-authorized (theft, unauthorized work etc.)

Assets

  • Annulus tanque
  • Base slab
  • Foundations
  • Pipelines
  • Plant

LNG plant supervision documentation

LNG plant supervision

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LNG
supervision

Download structural health information in the language of your choice

Equipment used

High performance static measurements
UTS-BB1000

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Linear / Distributed Temperature and Strain Sensor (DTS / DTSS)

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Acoustic signal detection and processing
UTS-AS1000

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Linear / distributed acoustic signal sensor (DAS)

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