Ongc Petro Additions Interview Questions, Process, and Tips

Dry gas seals are used in centrifugal compressors to prevent gas leakage and contamination.

• Prevents gas leakage in centrifugal compressors

• Helps in preventing contamination of process gas

• Used in high-pressure applications

• Requires a barrier gas to operate effectively

NPSH stands for Net Positive Suction Head and is a measure of the pressure available at the suction port of a pump to prevent cavitation.

• NPSH is important for ensuring that a pump does not cavitate, which can cause damage to the pump and reduce its efficiency.

• It is calculated by subtracting the vapor pressure of the liquid being pumped from the total suction head of the pump.

• NPSH is typically provided by the pump manuf...read more

The proactive maintenance philosophy should be followed to prevent breakdowns and maximize equipment reliability.

• Implement a preventive maintenance program to regularly inspect and maintain equipment

• Utilize predictive maintenance techniques such as vibration analysis or thermal imaging to identify potential issues before they occur

• Focus on reliability-centered maintenance to prioritize critical assets and optimize main...read more

Yes, I have extensive experience in turnaround maintenance in various industries.

• Managed turnaround maintenance projects for industrial equipment and machinery

• Coordinated with maintenance teams to ensure timely completion of tasks

• Implemented preventive maintenance strategies to minimize downtime

• Utilized advanced tools and technologies to optimize maintenance processes

• Tracked and analyzed maintenance data to improve eff

VA01 to create sales order VA02 change mode of sales order VA03 to display sales order

VL01N to create delivery VL02N change mode of delivery VL03N to display delivery

VF01 to create Invoice VF02 change mode of Invoice VF03 to display Invoice

To place STO for consignee, follow these steps:

• Confirm the consignee's details and requirements

• Prepare the shipment and necessary documents

• Contact the carrier and arrange for pickup and delivery

• Track the shipment and ensure timely delivery

• Follow up with the consignee for feedback and future business opportunities

A quotation should be placed in a professional and organized manner to ensure clarity and accuracy.

• Start with a clear and concise introduction that outlines the purpose of the quotation.

• Include all necessary details such as product or service description, quantity, price, and delivery terms.

• Use a professional format and layout, including a header with company information and a footer with contact details.

• Ensure accurac...read more

Pivot tables in Excel help to summarize and analyze large data sets.

• Select the data range you want to analyze

• Go to the 'Insert' tab and click on 'PivotTable'

• Choose the location for the PivotTable and click 'OK'

• Drag and drop the fields you want to analyze into the 'Rows' and 'Values' sections

• Customize the PivotTable by using filters, sorting, and formatting options