PIPING DESIGN ENGINEERING

COURSE DURATION:

 

4.0 Months [Part Time Batch]

2.0 Months [Full Time Batch]

 

COURSE ELIGIBILITY:

 

B. Tech / B.E in Mechanical/Chemical Engineering .
Diploma in Mechanical/ Chemical Engineering.
M .Tech / M.E in Mechanical/ Chemical Engineering.

COURSE AGENDA

[Module A] Piping Systems Detailed Engineering /Plant & Piping Layout Engineering / Piping Drafting.

 

Module 1 - Piping Fundamentals

 

  • Introduction to Process Plants.

  • Difference between Code and Standards.

  • Scope of Piping in Projects.

  • Plant Piping Systems and Transportation Pipelines.

  • Definition & Application of Pipe. Difference between pipes and tubes.

  • Pipe Designators – NPS , IPS , NB, Pipe Wall Thickness & Schedule, Pipe Weights, Lengths, Grades, Ends, Joining Methods, Methods of Manufacture, Pipe Ratings, Pipe Symbols.

  • ASTM Specifications of pipes.

 

Module 2 -  Pipe Fittings – ASME Standards, Selection, Application, Drawing Symbols & Dimensioning.

 

  • Types of Fittings – Butt Weld, Screwed & Socket Weld.

  • Elbow – 90 degree (LR & SR), 45 degree, Reducing Ell, Elbow Representations on drawings, different views, drawing call outs.

  • Pipe Bends – Miter Bends, Miter types, Miter angle determination, Miter stress requirements, 180 degree Return, Representations on drawings.

  • Branch Connections – Weld Straight & Reducing Tee, Cross & Lateral. Representations on drawings, drawing call outs.

  • Reducers – Concentric & Eccentric, Reducer Offsets Representations on drawings, Drawing call outs.

  • Eccentric reducer applications, offset calculation.

  • Stub Ends, Stub end types: Long, Short, Class A, Class B Representations on drawings, Application of Stub Ends.

  • Fabricated Branch Connections – Stub In & Stub On, Representations on drawings, Welding Minimums for Stub In.

  • Branch Reinforcements – Reinforcing Pad, Welding Saddle, Representations on drawings, Drawing call outs.

  • O let Fittings – Weldolets, Sockolets, Threadolets, Latrolets, Elbolets & Sweepolets, Nipolet, Flangolet Representations on drawings.

  • Types of Couplings: Full coupling, Reducing coupling, Half coupling, Representations on drawings, Drawing call outs.

  • Weld Cap, Plug, Representations on drawings, Drawing call outs.

  • Fitting Makeup – Dimensioning, Placement of Dimensions.

  • Minimum Pipe length requirements.

  • Screwed & Socket Weld Fittings – Union, Plug, Coupling, Types of couplings, coupling applications. Types of Swages, Swage end configurations. Swage applications.

  • Classes of Screwed & Socket Weld Fittings

  • Dimensioning Exercises

 

Module 3 -  Pipe Flanges – ASME Standards, Symbols, Selection & Application.

 

  • Definition of Flange.

  • Types of Flanges and Application, P-T. Ratings. – Forged Steel and Cast Iron Flanges.

  • Flange Facings – Flat Face, Raised Face, RTJ, & Male - Female, Tongue & Groove. Flange Face Finish types, application.

  • Weld Neck, Slip On, Threaded, Socket Weld, Lap-Joint, Reducing, Blind & Orifice Flanges.

  • Flange considerations by a Piping Engineer and by Code. Bolt hole requirements. Bolts & Nuts types.

  • Gaskets – Types, Thickness, selection requirements

  • Flange selection exercise.

  • Dimensioning Exercises.

 

Module 4 -  Valves – ASME/API Standards, Symbols, Selection & Application.

 

  • Definition.

  • Valve Functions, P-T Ratings, Difference in Valve and flange Ratings, Valve Tag numbers, Locations & End Connections.

  • Valve Types – Gate, Globe, Ball, Check, Butterfly, Angle, PRV/PSV, Plug, Control Valve, Diaphragm, Needle, Piston, Flush bottom, 3-Way, 4-Way, etc.

  • Control Valve Manifold: Types, Function, Layout types, Representation & Requirements on flow Diagrams and Layouts.

  • Valve Operators.

  • Valve Data Sheet preparation and understanding.

  • Valve Trim. 

  • Valve Selection.

  • Valve Layout Considerations.

  • Dimensioning Exercises.

 

Module 5 -  ASME Codes & Standards

 

  • Introduction to ASME Pressure Piping Design Codes.

  • ASME Standards for Common Piping Elements.

  • API Codes.

  • Other Codes & Standards.

 

Module 6 - Piping Special Elements.

 

  • Strainers

  • Bellows/Expansion Joints.

  • Rupture Disc.

  • Spectacle Blind.

  • Blanks.

  • Spacers.

  • Steam Traps.

  • Flame Arrestor.

  • Vortex Breaker.

 

Module 7 -  Process Mechanical Equipments – API Standards, Symbols, & Application.

 

  • Static – Horizontal Vessels, Distillation columns, Storage Tanks, Heat Exchanger & Re boiler, Fired Heaters, Reactors, Cooling Towers.

  • Rotary – Pumps, Compressor, Fans.

  • Vessel trim.

 

Module 8 - Flow Diagrams.

 

  • Block flow Diagrams-BFD,

  • Process Flow Diagram – PFD.

  • Utility Flow Diagram- UFD,

  • Piping & Instrumentation Diagram – P & ID.

  • Line Numbering,

  • Line Number requirements,

  • Piping Tracing (Jacket Piping ,Steam/Electric tracing).

  • P& ID Requirements,

  • Line Designation table/ Line list creation from P & ID.

  • Print Reading Exercise,

  • Flow Diagram Exercises,

  • Symbols & Abbreviations.

  • Equipment vendor data/PDS,

  • Instrument Types & Symbols – Flow, Temp, Pressure & Level.

  • Instrument Hook-up Drawing

 

Module 9 -  Piping Material Specification (PMS)/ Piping class

 

  • PMS and its requirements,

  • Piping Specifications / Material Selection / P-T ratings / Valve Data / Branch table / Abbreviation details.

  • PMS Application/Use by various departments. 

 

Module 10 -  Plot Plan, Equipment Layout, & Piping GA Drawings.

 

  • Plot Plan Development & Requirements.

  • Layout Terminology & call outs,

  • Control Point & Plant north, Battery Limits.

  • Equipment Layout: Types, Guidelines for preparation based on type,

  • Guidelines for Building layout types.

  • Piping GA Drawing Requirements and Layout Procedure.

  • Pipe routing requirements

  • Pump GA Drawing and Layout Consideration.

  • Tank & Vessel Layout Consideration.

  • GA - Print Reading Exercise.

  • Inputs (Drawings/Documents) for piping G A drawings.

 

Module 11 - Piping Isometrics

 

  • Isometric requirements

  • Drawing Piping Isometrics

  • Isometric Dimensions, Notes & Callouts.

  • Isometric Offsets.

  • Print Reading Exercises.

  • Exercises on Creation of Isometrics form Piping Plans and Sections.

  • Inputs (Drawings/Documents) for piping Isometric drawings.

 

Module 12 - Piping Spools

 

  • Definition

  • Types of Spool Drawings.

  • Guidelines to Prepare Spool Drawings.

  • Print Reading Exercises.

  • Exercises on Creation of Piping Spool from Piping Isometrics.

  • MTO (Material Take Off): Types, and applications.

 

Module 13 - Pipe Supports

 

  • Classification of Supports.

  • Primary supports

  • Secondary supports

  • Rest supports

  • Anchor supports

  • Standard supports

  • Standard support details required

  • Non Standard supports/Special pipe supports(SPS)

  • SPS requirements.

  • Anchors.

  • Pipe Guides.

  • Limit Stops.

  • Pipe Shoe.

  • Shoe Guides / Hold down guides,

  • Dummy Leg / Trunion.

  • Field Support / Base Support.

  • Rigid Hangers – Rod & Clevis, Trapeze.

  • Pick up supports,

  • Flexible/Spring supports – Variable & Constant.

  • Control valve manifold supports.

  • Piping support Engineer work procedure.

  • Pipe Rack Design – Types, Height & Width Calculations, Pipe Arrangements.

  • Control Station & Utility Station on Pipe Racks. 

[Module B] Pipe Stress Analysis - Add-on Learning Module

 

Module 1 -  Introduction to Objectives & Definition of Stress Analysis

 

  • Piping Loads – Primary, Secondary, Sustained Loads, Occasional Loads, Static & Dynamic Loads.

  • Piping Stresses- Primary, Secondary.

  • Stresses acting in Pipe due to internal Pressure.

  • Stresses acting in Pipe due to pipe weight.

  • Critical Line List & its criteria.

  • Information Required for Stress Analysis.

  • Occasional Loads

  • Wind Load.

  • Seismic Load.

  • Water Hammer Load.

  • Theories of Failure.

  • Requirements of ASME B 31.3 Code – Sustained Loads, Thermal Expansion & Occasional Loads.

 

Module 2 - Pipe Span Calculations

 

  • Span limitations based on Stress, Deflection & Natural Frequency.

  • Allowable Pipe Span Calculations.

  • Suggested Pipe Support Spacing.

  • Pipe Span Reduction Factor for Elbows, Concentrated Loads etc.

 

Module 3 -  Flexibility Analysis – Expansion Loops & Expansion Joints.

 

  • Concept of Thermal Expansion.

  • Providing Flexibility in Piping.

  • Minimum Leg Required to Absorb Thermal Expansion.

  • Stress Nomographs for Pump and Vessel Piping.

  • Types of Expansion Loops.

  • Expansion Loop Sizing for Hot Piping.

  • Expansion Loops requirements on pipe racks.

  • Nozzle Thermal Growth Calculations – pumps, vessels, heat exchangers.

  • Expansion Joints – Types, Application & Selection.

  • Bellow Materials, Hydrostatic Test Pressure for Bellows.

  • Guide Spacing for Expansion Joints.

  • Severe Cyclic Conditions.

 

Module 4 -  Layout Solutions for Weight, Thermal, Vibration & Wind Loads.

 

  • Causes of Pipe Stress.

  • Solving Concentrated Loads and Reducing Loads on Equipment Nozzles.

  • Checking Piping Layout in Pipe Racks.

  • Checking Piping Layout for Reciprocating Equipment.

  • Checking Piping Layout for Wind Load.

  • Solutions for piping loads.

  • Selection of Supports, Location of Supports and Restraints on a Pump Piping Layout.

 

Module 5 -  Flexibility Analysis using ASME B 31.3 Code Equations.

 

  • Thermal Expansion Stress – Se, Code Allowable Thermal Displacement Stress Range Sa.

  • Stress Range Reduction Factors – f.

  • Bending & Torsion Stress.

  • Formal Analysis Requirements.

  • Inplane & Outplane Bending Moments

  • Stress Intensification Factors – SIF.

  • Calculation of Thermal Expansion Stress

  • Cold Spring.            

 

[Module C] Pipe Stress Analysis Software

 

  • Introduction.

  • Piping Input Spreadsheet.

  • Modelling of Piping Isometrics – Bends, Returns, Reducers, Valves, Loops etc.

  • Performing Static Analysis.

  • Load case explanations

  • Modifying Load Cases.

  • Hanger Selection.

  • Set up of SUS, OPE, EXP, HYD, HGR Load cases.

  • Set up of Wind Load cases.

  • Set up of Uniform Load cases.

  • Load Case Editor.

  • Evaluating API 610 Pump Nozzle Loads.

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