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General Features of Piping & Pipelines
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- Above Ground Piping & Pipelines
- Buried Piping & Pipelines
- Yard/ Pipe rack/ Trench routed Piping
- Plant Piping
- City/ Township Piping Distribution Network
- Off-Sites & Storage Tank Piping
- Cross Country Pipelines – On shore
- Bare Piping & Pipelines
- Insulated/ Coated & Wrapped Piping & Pipelines
- Jacketed Piping
- Metallic Piping & Pipelines (MS, CS, AS, SS, Etc.)
- Non-Metallic Piping & Pipelines (FRP, HDPE, Etc.)
- Composite Piping & Pipelines (Concrete Lined (Internal & External), PE Coated, Rubber Lined, Etc
- Fluid Services Handled:
- Water (Raw, Waste, Effluent, Cooling, Chilled, Etc.)
- Steam (LP, MP, HP)
- Coke Oven Gas
- Blast Furnace Gas
- Oil (Crude, HSD, Diesel, Kerosene, Petrol, Etc.)
- Natural Gas
- Petrochemicals
- All Hydrocarbon Fluids
- Solid Liquid Slurries (Sand, Ash Water, Etc.)
- Solid Gas Slurries (Pneumatic Conveying of Coal Particles, etc.)
- Two Phase (Liquid & Gas)
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General Piping Engineering
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- Piping & pipeline Design Criteria (Design Criteia)
- Pipe & Pipeline Sizing Calculation
- Pressure Drop Calculation
- Pipe Network Modeling & Analysis
- Hydraulic Analysis
- Piping & Pipeline Fabrication & Erection Specification
- Technical Bid Evaluation
- Review of Vendor Drawings/ Documents.
- Review of Other department’s Deliveries with respect to interface of Piping & Pipeline Scope
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Pipe Support Engineering
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- Pipe Support Planning and Location Layout Drawings.
- Pipe Support Design Calculation.
- Special Support Design using: STAADPRO/ Manual Methods
- Pipe Support Fabrication Detail Drawings.
- Pipe Support Bill of Materials.
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Layout Engineering
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- Plot Plan
- Conceptual Pipe Routing
- Equipment Layout (Plan & Section)
- Piping Layout (Plan & Sections)
- Pipeline Route Survey Assistance
- Alignment Sheets (Cross Country Pipelines)
- Piping Isometrics (Plant & Valve Station)
- Equipment Nozzle Orientation Plan
- Software used: (AutoCAD, Micro station, Etc.)
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Dynamic Analysis
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- Software used: KYPIPE, PIPENET
- Fluid Type: Non-Compressible (Liquids such as Water, Petroleum, Etc)/ Compressible (Gases such as Steam, Natural Gas, Etc)
- Type: Modal/ Harmonic/ Response Spectrum/ Time History
- Analysis Examples: Water Hammer/ Steam Hammer / Surge Analysis/ Vibration Analysis & Mitigation Studies/ Dynamic Effects due to Safety Relief Valve Pop up studies and control/ Dynamic Seismic Analysis.
- Pressurized Piping/ Pipeline System.
- Gravity Flow Piping/ Pipeline System (Example: Water Supply from an Overhead tank to township, From a Reservoir (located uphill) to tank (located downhill))
- Plant Piping Network
- Hydraulic/ Network Analysis of Fire Water Systems (Spray/ Sprinkler, While Jockey Pump Operation)
- Pulsation Analysis (Reciprocating Compressor/ Pump System)
- Cooling Water System
- Water Injection System Studies
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Materials Engineering
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- Pipe Wall & Pipeline Wall Thickness & Branch Reinforcement Calculation
- Piping & Pipeline Material Specification
- Procurement Specification for: Pipes, Line Pipe, Fittings, Induction bends, Fasteners, Gaskets, Valves & Other Accessories (Strainers, Spring Hangers, Expansion Bellows, Sight Glass, Etc.)
- Procurement Specification for Insulation
- Procurement Specification for Painting
- Procurement Specification for Coating & Wrapping
- Piping & Pipeline Bill of Materials
- Pipe Support Bill of Materials
- Specialties B.O.M
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Stress Analysis
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- Software used: CAESAR II
- General Activities Performed:
. Preparation of Stress Critical Line List, Stress Critical P & ID mark-up & System Break-up.
. Planning & monitoring activities - Man-hour estimates, Work & Project Schedules, Time sheets.
. Calculation of UDL and Anchor point on Pipe rack
. Coordinate pipe stress related issues with the Piping Lead Engineer / Piping Designers and other engineering disciplines as required.
. Review of pipe stress analysis performed by third parties & Check piping isometric supporting data.
. Ensure overall quality of the piping design by performing regular model reviews.
. Prepare stress calculation notes/ Reports for authority approvals.
. Prepare Technical Specifications, Data Sheets, Requisitions and Technical Bid Tabulations for the purchase of spring supports, sliding plates, expansion joints and struts.
- Loads: Weight, Pressure, temperature, Spring Tension, Displacement (Due to Temperature, Building Settlement, Support Movement, Safety Relief Valve Reaction, Cold Spring, Wind, Seismic, Hydro-test, Sea Waves, Slug Force, Flow Induced vibrations, Vibrations transferred from connected rotating equipments, Two- phase flow problems, cavitations problems, Etc.
- Other Special Analysis:
- Jacketed Piping
- Buried Piping
- FRP/ GRP/ RTR Piping,
- WRC 107/ 297
- Equipment Modeling
- consideration of Nozzle Flexibilities
- Flange Leakage Analysis
- Remaining life of corroded Piping as per ASME B31G
- Steam Turbine Exhaust duct Analysis (Leading to Air fin-fan coolers, Etc)
- Trunnion Checking
- Fatigue Analysis, Etc.
- Special Calculations: Equipment Nozzle allowable Load calculation, Pipe Support Span Calculation, Equipment Nozzle Displacement Calculation (Thermal Growth, Storage Tank Bulging due to liquid weight, Etc.), Etc.
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