Vardhman Acrylics Interview Questions, Process, and Tips

Basics of field related subjects.

Q1. Types of pumps? Types of column?
Ans. 
Types of pumps include centrifugal, reciprocating, and rotary pumps. Types of columns include packed columns and tray columns.
• Centrifugal pump: uses centrifugal force to move fluid through the pump

• Reciprocating pump: uses a piston to move fluid through the pump

• Rotary pump: uses rotating mechanisms to move fluid through the pump

• Packed column: filled with packing material to increase surface area for separation processes

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Q2. Types of reboile? What is NPSH? What is Cavitasion?
Ans. 
Types of reboilers include kettle reboilers, thermosiphon reboilers, forced circulation reboilers, and plate-fin reboilers. NPSH stands for Net Positive Suction Head and is a measure of a pump's ability to prevent cavitation. Cavitation is the formation and collapse of vapor bubbles in a liquid due to low pressure.
• Types of reboilers: kettle reboilers, thermosiphon reboilers, forced circulation reboilers, plate-fin rebo...read more
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Q1. Technical Relatade
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Q2. Previous Plant PFD
Ans. 
The previous Plant PFD is a detailed diagram showing the process flow and equipment in the plant.
• Plant PFD stands for Plant Process Flow Diagram

• It includes all the major equipment, piping, and instrumentation in the plant

• It shows the flow of materials and processes throughout the plant

• It is used for understanding the overall process and troubleshooting issues
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