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Tag Archives: PDS Course in Hyderabad

Valves

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Valves are used for main three purposes listed below. For Isolation of flow. For Regulation of flow. For avoiding the reversal of the flow. The valves used for isolation cannot be used for regulation but other way round is possible. Various types of valves. 1) Gate valve 2) Ball valve 3) Plug valve 4) Butterfly valve 5) Globe valve 6) ... Read More »

Marian

marian

MARIAN is a material management system for plant & pipeline engineering. Its main applications are in the construction of processing plants for the chemical, pharmaceutical, and mineral oil industries and for industrial pipeline and power station construction. MARIAN is an application package based on the ORACLE relational database. It consists of the database (tables) and the application (screens & lists). ... Read More »

Piping Design Engineer Interview Questions:- Part-4

pipingdiagram oilandgasclub

51. During fabrication you observed that one small crack has appeared on a fresh plate, what type of measure you will take to obtain desired quality with minimum wastage? First identify the exact length of crack by DP test. Drill on the end point to resist further crack. Remove the crack portion by cutting the strip. 52. What is the ... Read More »

Valve Symbols

valves

Process Flow Diagram Symbols – Valves Gate valve Is a device used to control the flow of liquids and gases. Check valve Also known as one-way valve , is to prevent the line of medium back. Globe valve Is a mechanism used to control or stop the flow of liquid or gas through a pipe . Ball valve Is a ... Read More »

Piping Codes and Standards

Piping codes and standards

The following codes and standards shall be used together with this standard specification for materials, design and dimensional requirements. American National Standard Institute (ANSI) American Society of Mechanical Engineers (ASME) ASME B 31.1 Power piping ASME B 31.3 Process Piping for Petroleum refineries, Chemical, Pharmaceutical, Textile, Paper, Semiconductor & Cryogenic plant ASME B 31.4 Piping generally used for transporting & ... Read More »

Steam Trap and Drain Trap

Steam trap and drain trap

FUNCTION OF PIPING COMPONENT A steam trap serves as an automatic valve, which removes the hot condensate, a byproduct of the heat transfer between the steam and the fluid to be heated in a steam system. The hot condensate is returned to the boiler to conserve its available heat. Likewise, it is also important to remove the condensate from the ... Read More »

Equipment / Piping Inspector (Q/A)

ee

1. What are responsibilities of equipment inspector as per schedule “Q”? Knowledge about the ASME code, perform all type of inspection, using of instrument like caliper, micrometer, pit gauge etc. 2. TRUE or FALSE: After stress-reliving operation on vessels has been completed, major repair welding is permitted with the authorized inspector concurrence? False 3. Name the 3 type of pump? ... Read More »

Piping Design Engineer Interview Questions:- Part-2

piping design engineer interview questions

51. What is regular pattern plug valve? Rectangular port, area almost equal to pipe bore, smooth transition from round body to rectangular port, for minimum pressure loss. 52. What are short pattern plug valve? Valves with face to face dimension of gate valve, as a alternative to gate valve. 53. What are ventury pattern plug valve? Change of section through ... Read More »

Piping Design Engineer Interview Questions:- Part-1

piping design interview questions

1. What are the steps in selection of valve? What to handle, liquid, gas or powder, fluid nature, function, construction material, disc type, stem type, how to operate, bonnet type, body ends, delivery time, cost, warranty. 2. What are functions of valves? Isolation, regulation, non-return and special purposes. 3. What are isolating valves? Gate, ball, plug, piston, diaphragm, butterfly, pinch. ... Read More »

MTO, BOM & BOQ

oilandgascourses

The question: What is the meaning of MTO, BOM and BOQ and how do I start this ….. I mean some useful tips to make a BOM, MTO, BOQ…like what are the things to be considered, what all are mandatory… etc. ?” My answer: (Based on my experience) MTO means Material Take-Off. This is the action of counting of the ... Read More »

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