20+ Field Operator Interview Questions and Answers

As a Field Operator, I have experience in participating and assisting in plant start-up, shutdown, troubleshooting, and emergency situations to ensure efficient and normalized plant operations.

• I have experience in following standard operating procedures during plant start-up and shutdown.

• I am skilled in identifying and resolving issues that may arise during plant operations.

• I have experience in responding to emergency situations and taking appropriate actions to ensure the sa...read more

Feed Water Pump is responsible for supplying water to the boiler in a power plant.

• The function of a Feed Water Pump is to deliver water from a water source to a boiler in a power plant.

• It ensures a continuous supply of water to the boiler for steam generation.

• The pump maintains the required water pressure and flow rate in the boiler.

• It helps in maintaining the temperature and pressure levels within the boiler for efficient operation.

• Feed Water Pumps can be centrifugal or reci...read more

Pre-commissioning and commissioning field operator is responsible for ensuring the smooth functioning of equipment and systems during the start-up phase of a refinery or oil and gas plant.

• Conducting pre-commissioning checks and tests on equipment and systems

• Assisting in the commissioning of equipment and systems

• Troubleshooting and resolving issues during start-up phase

• Ensuring compliance with safety regulations and procedures

• Maintaining accurate records and documentation

• Colla...read more

In case of foaming in absorber, the action would be to identify the cause, adjust operating conditions, and take appropriate measures to control the foam.

• Identify the cause of foaming, which can be due to factors like high liquid flow rate, presence of contaminants, or chemical reactions.

• Adjust operating conditions such as reducing liquid flow rate, adjusting temperature or pressure, or adding anti-foaming agents.

• Take appropriate measures to control the foam, such as installi...read more

A compressor is a mechanical device that increases the pressure of a gas by reducing its volume.

• Compressors are used in various industries, including oil and gas, manufacturing, and refrigeration.

• They are used to compress gases such as air, natural gas, and refrigerants.

• Compressors play a crucial role in the operation of many systems, such as HVAC systems, pneumatic tools, and gas turbines.

• They can be classified into different types, including reciprocating, rotary, and centr...read more

PTW system ensures safety by controlling work activities through a permit process.

• PTW system is a formal written procedure used to control high-risk activities

• It ensures that all necessary safety precautions are taken before work begins

• PTW system involves obtaining a permit before starting any high-risk work

• The permit outlines the work to be done, the hazards involved, and the precautions to be taken

• The permit is signed by all parties involved and is valid for a specific time...read more

Thrust bearing supports axial loads and prevents rotational motion.

• Thrust bearing is used to support axial loads and prevent rotational motion.

• It consists of a series of rolling elements, such as balls or rollers, enclosed in a housing.

• The rolling elements transmit the axial load and allow for smooth rotation.

• Thrust bearings are commonly used in applications like automotive transmissions, industrial machinery, and turbines.

• Example: In a car engine, the thrust bearing supports...read more

Turbulent and laminar flows are two types of fluid flow patterns.

• Turbulent flow is characterized by chaotic and irregular motion of fluid particles.

• Laminar flow is characterized by smooth and orderly motion of fluid particles.

• Turbulent flow has high velocity fluctuations and mixing, while laminar flow has low velocity fluctuations and mixing.

• Examples of turbulent flow include waterfalls, ocean waves, and turbulent air flow around an airplane wing.

• Examples of laminar flow incl...read more

Ash handling department is responsible for managing and disposing of ash produced by power plants.

• Ash handling involves collecting, transporting, and disposing of ash from power plants

• Field operators in ash handling department operate equipment such as conveyors, pumps, and ash handling systems

• They ensure proper disposal of ash in compliance with environmental regulations

• They also perform routine maintenance and inspections of equipment to ensure efficient operation

• Examples o...read more

Commissioning in piping refers to the process of testing and verifying the functionality of piping systems before they are put into operation.

• Commissioning involves a series of activities such as pressure testing, leak testing, and functional testing of piping systems.

• It ensures that the piping systems are installed correctly, meet design specifications, and are ready for operation.

• Commissioning also includes verifying the proper functioning of valves, pumps, instruments, and...read more

Pump start up refers to the process of starting and initializing a pump for operation.

• Pump start up involves checking the pump for any issues or malfunctions before starting it.

• It includes priming the pump to ensure proper water flow.

• Monitoring the pump's performance during start up is crucial to prevent damage.

• Following manufacturer's guidelines for pump start up is important for optimal operation.

The type of ESP system and blower capacity depend on the specific equipment used in the field.

• The ESP system may be a surface or downhole system

• Blower capacity can range from 50 to 500 horsepower

• Specific equipment used will determine the type of ESP system and blower capacity

A Clinker Grinder is a machine used in power plants to crush and grind clinker, preventing blockages in ash handling systems.

• Clinker grinders are essential in coal-fired power plants to process ash and clinker.

• They help in reducing the size of clinkers to facilitate easier handling and disposal.

• Commonly used in conjunction with ash handling systems to prevent equipment damage.

• Examples include the use of clinker grinders in facilities like thermal power plants.

Unit process refers to a specific step in a production process, while operations involve the overall management and coordination of multiple processes.

• Unit process focuses on a specific task or activity within a larger production process.

• Operations involve the coordination of multiple unit processes to ensure smooth functioning of the entire system.

• Unit process is more detailed and specific, while operations are broader and encompassing.

• Example: Mixing ingredients in a recipe...read more

I have extensive knowledge in the field with hands-on experience and continuous learning.

• I have completed relevant courses and certifications.

• I have worked in the field for several years and gained practical experience.

• I keep myself updated with the latest industry trends and advancements.

• I have a strong understanding of the equipment and tools used in the field.

• I am familiar with the safety protocols and regulations in the field.

The Reynolds number is a dimensionless quantity used in fluid mechanics to predict the flow regime of a fluid.

• The Reynolds number is calculated using the formula: Re = (ρ * V * L) / μ, where ρ is the density of the fluid, V is the velocity of the fluid, L is a characteristic length, and μ is the dynamic viscosity of the fluid.

• It helps determine whether the flow is laminar or turbulent.

• A low Reynolds number indicates laminar flow, while a high Reynolds number indicates turbule...read more

ESP stands for Electrical Submersible Pump, which is a type of artificial lift system used in oil and gas production.

• ESP consists of a series of centrifugal pumps, a motor, and a seal section.

• The pumps are stacked on top of each other and are connected to a power cable that runs down the wellbore.

• The motor drives the pumps, which push the fluid to the surface.

• ESP is commonly used in high-volume, high-rate wells with low reservoir pressure.

• ESP can handle a wide range of fluid ...read more

Body language is a form of nonverbal communication through gestures, facial expressions, posture, and movements.

• Body language includes gestures like nodding, shaking hands, and pointing.

• Facial expressions convey emotions such as smiling, frowning, or raising eyebrows.

• Posture can indicate confidence, openness, or defensiveness.

• Movements like crossing arms, tapping feet, or leaning in can also communicate messages.

Distillation is a process used to separate components of a liquid mixture based on differences in boiling points.

• Distillation involves heating a liquid mixture to create vapor, then cooling the vapor to condense it back into liquid form.

• The components with lower boiling points will vaporize first and be collected, while the components with higher boiling points will remain in the original liquid.

• Common examples of distillation include the production of alcoholic beverages lik...read more

I have 5 years of experience working as a Field Operator in the oil and gas industry.

• Operated and maintained equipment such as pumps, compressors, and valves

• Performed routine inspections and maintenance on equipment

• Followed safety protocols and procedures to ensure a safe work environment

• Troubleshooted and resolved equipment malfunctions

• Communicated effectively with team members and supervisors

Seeking new challenges and opportunities for growth

• Desire for career advancement

• Interest in learning new skills

• Seeking better work-life balance

• Company restructuring or downsizing

• Relocation to a new area