Qatar Shell GTL Analyzer Technician Interview Questions and Answers

Technical and non technical

Q1. Trade related questions
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Q1. Any instrumentation equipment explain
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Instrumentation equipment refers to devices used to measure, control, and monitor various parameters in industrial processes.
• Instruments like pressure gauges, flow meters, and temperature sensors are commonly used in instrumentation.

• Control valves and actuators are used to regulate the flow of fluids or gases.

• Programmable Logic Controllers (PLCs) are used for automation and control of processes.

• Analytical instruments l...read more
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Q2. PLC and scada and DCS
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Q3. PLC panel wiring diagram
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A PLC panel wiring diagram is a visual representation of the electrical connections and components in a programmable logic controller panel.
• A PLC panel wiring diagram shows the layout and connections of various components such as power supplies, input/output modules, relays, and sensors.

• It helps technicians understand how the electrical signals flow within the panel and how different devices are interconnected.

• The diag...read more
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Q4. What is the control valve
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A control valve is a device used to regulate the flow of fluid or gas in a process system.
• Control valves are commonly used in industries such as oil and gas, chemical, and power plants.

• They can be operated manually or automatically through an electrical or pneumatic signal.

• Control valves consist of a valve body, actuator, and positioner.

• They can control variables such as flow rate, pressure, temperature, and level.

• Exam...read more
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Q5. What is the transmitter
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A transmitter is a device used in instrumentation to convert a physical measurement into an electrical signal.
• Transmitters are commonly used in industries such as oil and gas, chemical, and power plants.

• They are used to measure variables such as pressure, temperature, flow rate, level, and pH.

• Transmitters typically consist of a sensing element, signal conditioning circuitry, and an output signal.

• The sensing element det...read more
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Q6. What is the flow meters
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Flow meters are devices used to measure the flow rate of a fluid or gas.
• Flow meters are commonly used in industries such as oil and gas, water treatment, and manufacturing.

• They can measure flow rates in various units such as liters per minute, cubic meters per hour, or gallons per minute.

• Different types of flow meters include electromagnetic, ultrasonic, turbine, and differential pressure flow meters.

• Flow meters can be...read more
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Q1. Technical and type off pump valve and any machine repair and assembly
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Q1. General information
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Q2. General technical and family background
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Q1. Documents verification
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Q1. Electricals related questions
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Q1. Lt tension,DG , ACB
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Q1. Gas compressor and engine about
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Q2. What is transmitter,RTD, thermocouple and control valve and actuators,
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Transmitter, RTD, thermocouple, control valve, and actuators are all important components in instrumentation technology.
• Transmitter is a device that converts a physical parameter into an electrical signal.

• RTD (Resistance Temperature Detector) is a type of temperature sensor that measures temperature by detecting changes in electrical resistance.

• Thermocouple is another type of temperature sensor that measures temperatur...read more
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Q3. PLC and DCS workings
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Q1. About Instrument and parameters
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Q2. Fluid mechanics
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General questions about tools and fire equipment, case handling

Q1. About Excel, office word, internet and hardware
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Q2. Short key, lettertyping, printer
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