Sangachal Terminal Fire and Gas System
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Questions and Answers

What type of detector is used to detect fires from light to heavy hydrocarbon fuels?

  • Rate compensated heat detectors
  • Ultraviolet flame detectors
  • Optical smoke detectors
  • Multispectrum infrared flame detectors (correct)

What is the primary function of the VESDA LaserPLUS aspirating smoke detectors?

  • To detect toxic and corrosive fumes
  • To detect variations in temperature
  • To provide an early pre-ignition warning of a potential fire (correct)
  • To detect the concentration of hydrocarbon gases

What is the purpose of the rate compensated heat detectors?

  • To provide an early pre-ignition warning of a potential fire
  • To prevent false alarms due to a rapid increase in air temperature (correct)
  • To detect toxic and corrosive fumes
  • To detect the concentration of hydrocarbon gases

What is the primary function of the manual alarm call points?

<p>To enable Sangachal Terminal personnel to locally activate a fire alarm (B)</p> Signup and view all the answers

What is the purpose of the visual alarms?

<p>To provide a local visual alert when a fire and/or gas leak is detected (D)</p> Signup and view all the answers

What type of detector is used to detect toxic and corrosive fumes?

<p>Tyco MR601 optical smoke detectors (D)</p> Signup and view all the answers

What is the primary purpose of the fire and gas system at the Sangachal Terminal?

<p>To provide early detection and fast response to fires and gas leaks (D)</p> Signup and view all the answers

What type of detectors are used to detect hydrocarbon gases within HVAC air intakes and ventilation ducting systems?

<p>Zellweger Searchline Excel cross-duct open-path infrared gas detectors (D)</p> Signup and view all the answers

How do Zellweger Searchline Excel open-path infrared gas detectors detect hydrocarbon gases?

<p>By sensing the infrared absorption of hydrocarbon gas (D)</p> Signup and view all the answers

What is the function of the fire and gas matrix panel?

<p>To indicate the presence and location of fires and gas leaks (D)</p> Signup and view all the answers

What is the purpose of Innova MMO100 acoustic gas detectors?

<p>To detect gas leaks from pressured gas systems by identifying the airborne ultrasonic noise (D)</p> Signup and view all the answers

What happens when a fault is detected in the fire and gas system?

<p>An alarm is signaled in the Sangachal control room (A)</p> Signup and view all the answers

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