Glycol Dehydration is a common process used in the natural gas industry to remove water from natural gas before it can be transported through pipelines. Think of it like a giant dehumidifier for natural gas. This process is crucial because water in natural gas can cause pipeline corrosion and other problems. Companies need workers who understand how to operate, maintain, and optimize these systems to ensure safe and efficient gas processing. Some similar terms you might see are "gas dehydration" or "TEG dehydration" (TEG stands for triethylene glycol, the most common type used).
Supervised Glycol Dehydration unit operations at major gas processing facility
Optimized Glycol Dehydration systems resulting in 15% efficiency improvement
Maintained and troubleshot TEG Dehydration equipment
Led team of operators on Gas Dehydration systems
Typical job title: "Gas Plant Operators"
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Q: How would you handle a situation where a glycol dehydration unit is not meeting gas quality specifications?
Expected Answer: A senior operator should discuss systematic troubleshooting approaches, including checking glycol circulation rates, reboiler temperatures, analyzing gas samples, and implementing corrective actions while maintaining safety protocols.
Q: What experience do you have with optimizing glycol dehydration unit performance?
Expected Answer: Should demonstrate knowledge of operational parameters, energy efficiency improvements, maintenance scheduling, and ability to train junior operators.
Q: What are the main safety considerations when operating a glycol dehydration unit?
Expected Answer: Should discuss proper PPE use, gas detection, emergency shutdown procedures, and routine safety checks required for operation.
Q: Explain the basic process of glycol regeneration in the dehydration system.
Expected Answer: Should be able to explain in simple terms how used glycol is cleaned and recycled in the system, including basic troubleshooting of common issues.
Q: What are the basic readings you need to monitor on a glycol dehydration unit?
Expected Answer: Should know about temperature gauges, pressure readings, glycol circulation rates, and basic safety monitoring equipment.
Q: What personal protective equipment (PPE) is required when working around glycol dehydration units?
Expected Answer: Should be able to list basic safety equipment like hard hat, safety glasses, steel-toed boots, gas monitors, and know when to use them.