Engineering Guides
In-depth engineering guides covering fluid mechanics, pump selection, pressure drop, pipe sizing, material properties, thermal design, and process engineering fundamentals.
53 guides across 17 categories
Electrical Engineering (1)
Engineering Fundamentals (1)
Fluid Mechanics (5)
Compressible Flow Basics
Introduction to compressible gas flow in pipes: Mach number, choked flow, isothermal and adiabatic flow, pressure drop for gases, and sonic velocity.
Pipe Pressure Drop Calculation Guide — Darcy-Weisbach & Hazen-Williams
Learn how to calculate pressure drop in pipes using the Darcy-Weisbach and Hazen-Williams equations, with practical examples and friction factor guidance.
Pipe Sizing Fundamentals
Learn how to size industrial piping using velocity criteria, pressure-drop limits, and economic considerations, with typical velocity tables and worked examples.
Reynolds Number and Flow Regimes
Understand Reynolds number, laminar vs turbulent flow, transition criteria, and how Reynolds number affects friction factor, pressure drop, and heat transfer.
Water Hammer Analysis
Understand water hammer (surge) causes, Joukowsky equation, pressure spike magnitude, prevention strategies, and surge protection in piping systems.
HVAC (4)
Chiller Selection Guide
How to select chillers for industrial and HVAC applications: centrifugal, screw, scroll, reciprocating, absorption types; efficiency metrics (COP, IPLV, kW/ton), refrigerants, and selection by capacity.
Cooling Tower Basics
How cooling towers work: evaporative cooling principles, types (induced/forced draft, counterflow/crossflow), selection, sizing, water treatment, and performance optimization.
Duct Sizing Basics
How to size HVAC and industrial ductwork: equal friction method, velocity method, duct pressure drop, aspect ratio, dampers, and duct sizing for ventilation and process air systems.
Fan Selection and Fan Curve Basics
How to select industrial fans: centrifugal vs axial, fan laws, system curves, operating point, stall/surge, efficiency, brake horsepower, and duct system effects.
HVAC Engineering (1)
Industrial Engineering (1)
Instrumentation (1)
Materials (4)
Corrosion Prevention in Industrial Systems
Comprehensive guide to corrosion types, prevention methods, material selection, coatings, cathodic protection, and corrosion monitoring in industrial plants.
Material Strength Guide — Tensile, Yield, Hardness & Fatigue
Fundamental material properties for engineering design: yield strength, tensile strength, hardness, toughness, fatigue, and stress-strain behavior.
Pipe Material Selection Guide
Compare carbon steel, stainless steel, PVC, HDPE, copper, and other piping materials by pressure rating, temperature range, cost, and applications.
Steel Material Properties Guide
Reference guide to common structural and pressure-vessel steels including A36, A53, A106, A516, and stainless 304/316 — properties, applications, and selection.
Mechanical (8)
Bearing Selection Basics
How to select rolling element bearings: ball vs roller bearing types, load ratings (C and C0), L10 life calculation, lubrication, mounting, and common failure modes.
Flange Installation Best Practices
Step-by-step flange assembly: bolt torque, gasket selection, alignment, bolt-up procedures, ASME PCC-1 joint assembly guidelines, and common leakage causes.
Gasket Selection Guide
How to select the right gasket material and type for industrial flange joints: compressed fiber, spiral-wound, RTJ, PTFE, graphite, temperature and pressure limits, and chemical compatibility.
Gear Motor Selection Guide
How to select gear motors for industrial applications: gear types (helical, worm, bevel, planetary), torque and speed calculations, service factors, efficiency, and mounting considerations.
Hydraulic System Basics
How industrial hydraulic systems work: pumps, cylinders, motors, valves, pressure/flow, circuit design, fluid selection, filtration, and troubleshooting common hydraulic problems.
Industrial Coating and Painting Selection
How to select protective coatings for steel: surface preparation (SSPC/NACE), coating types (epoxy, polyurethane, zinc-rich, alkyd), systems by environment, and application quality control.
Pipe Stress Analysis Basics
Introduction to pipe stress analysis: thermal expansion, flexibility analysis, support spacing, code requirements (ASME B31.3), and when to use Caepipe/AutoPIPE or simplified methods.
Piping Inspection and Testing
Piping inspection, NDT methods, hydrostatic/pneumatic testing, PMI, weld inspection per ASME B31.3, API 570, and in-service inspection requirements for industrial piping systems.
Mechanical Engineering (9)
Bolt Torque Calculation Guide
Bolt torque calculation: T=K×D×F formula, torque-tension relationship, friction coefficients, preload targets, bolt grades, worked examples, N·m to lb·ft conversion, flange bolt torque per ASME PCC-1, and FAQ.
Compressed Air System Design
Guide to designing industrial compressed air systems: compressor types, air treatment, distribution piping, pressure drop, leak prevention, and energy efficiency.
Flange Rating Standards
Understand ANSI/ASME B16.5 flange classes, pressure-temperature ratings, facing types, and gasket selection for industrial piping.
Pipe Flow Engineering Guide — Flow Rate, Pressure Drop & Sizing
Complete pipe flow engineering guide: continuity equation, Darcy-Weisbach friction loss, Reynolds number, laminar vs turbulent flow, pipe sizing methodology, and pressure drop calculations with worked examples.
Pipe Support Spacing Guide
Recommended pipe support spacing for steel, copper, PVC, and insulated piping across common pipe sizes — including span calculation methods, support load calculation, ASME B31.1/B31.3 criteria, and FAQ.
Piping Engineering Guide — Flow, Pressure Drop, Support & Material Selection
Complete piping engineering guide: pipe sizing, pressure drop calculation, support spacing, material selection, valve types and flange ratings for industrial process piping systems.
Pressure Vessel Design Basics
ASME Section VIII pressure vessel design: codes, shell thickness formulas, head types, nozzle reinforcement, materials, design workflow, MAWP and hydrotest requirements.
Tank and Vessel Design Basics
Introduction to storage tank and pressure vessel design including codes, volume calculation, wall thickness, materials, and key design considerations.
Welding Symbols Basics
How to read welding symbols on engineering drawings: AWS A2.4 and ISO 2553 fillet, groove, plug, and slot weld symbols, weld size, length, pitch, supplementary symbols, welding symbol chart, and common mistakes.
Process (3)
Cathodic Protection Basics
How cathodic protection prevents corrosion on buried pipelines, tanks, and marine structures: galvanic (sacrificial anode) and impressed current systems, design calculations, testing, and monitoring.
Control Valve Sizing Guide
How to size control valves using the Cv method, cavitation and flashing considerations, actuator selection, and industrial best practices for liquid, gas, and steam service.
Safety Relief Valve Selection and Sizing
How to size pressure safety valves (PSV) and relief valves using API 520/521 standards for gas, liquid, steam, and two-phase service, including set pressure, overpressure, and installation rules.
Process Engineering (2)
Process Plant Layout Fundamentals
Process plant layout principles: equipment spacing, safety distances, plot plan development, pipe rack sizing, tank farm layout, pipe routing, maintenance access, and HSE requirements with typical spacing tables.
Understanding P&ID Diagrams
A practical guide to reading Piping and Instrumentation Diagrams (P&IDs), including ISA S5.1 symbols, tag numbering, line designations, and best practices.
Process Equipment (1)
Pump (2)
Mechanical Seal Selection Guide
How to select pump mechanical seals: single, double, tandem, cartridge, API 682 seal plans, face materials, barrier fluids, and application guidelines.
Pump Installation and Commissioning
Complete pump installation guide: foundation, alignment, grouting, piping loads, priming, startup procedure, performance testing, and troubleshooting common issues.
Pump Engineering (4)
Centrifugal Pump Fundamentals
Understand centrifugal pump operating principles, pump curves, system curves, affinity laws, performance characteristics, and common operating problems.
NPSH Calculation Explained
Complete guide to Net Positive Suction Head (NPSH) in pump systems — understand NPSHa, NPSHr, cavitation causes, calculation methods, and solutions.
Positive Displacement Pumps: Types, Working Principle & Applications
Positive displacement pump types (gear, screw, lobe, piston, plunger, diaphragm), working principle, PD vs centrifugal comparison, and troubleshooting.
Pump Selection Guide for Industrial Systems
Step-by-step pump selection guide covering centrifugal vs positive displacement, system curves, BEP, NPSH margin, and sizing procedures for industrial applications.
Thermal (3)
Condensate Recovery Systems
Design and optimization of condensate return systems: flash steam recovery, pump traps, pressurized vs vented returns, condensate pipe sizing, and energy savings calculation.
Refractory Lining Basics
Selection of refractory materials for furnaces, boilers, incinerators, and kilns: brick, castable, ceramic fiber, insulating vs dense, anchor systems, and installation best practices.
Steam Trap Selection and Management
Steam trap types (thermodynamic, thermostatic, float, inverted bucket), sizing with safety factors, selection by application, testing methods, and trap management programs for steam systems.
Thermal Engineering (3)
Heat Exchanger Selection Guide
Compare shell-and-tube, plate-frame, and air-cooled heat exchangers. Learn LMTD, U-values, TEMA types, and sizing procedures for industrial thermal design.
Insulation Selection Guide
How to select thermal insulation for industrial piping and equipment — mineral wool, calcium silicate, fiberglass, cellular glass, PIR, and aerogel comparison.
Steam System Fundamentals
Complete overview of industrial steam systems: boilers, steam distribution, condensate return, steam traps, pressure reduction, and energy efficiency.
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