Professional Certificate in HVAC & Piping Engineering

Learn system selection in hd systems, including cooling load calculations, equipment choices, and water distribution design, while evaluating space, ambient conditions, sun exposure, occupancy, budget, and power and water availability.

Explore various HVAC equipment, including air handling units with centrifugal fans and filters such as HEPA, compare single-skin and double-skin designs, and review cooling towers and insulation materials.

Explore the basic components of an air conditioning system, including the compressor, condenser, throttling device, and discharge lines, and trace the cycle of a present system.

Explore various air conditioning systems, including split and window units, floor, wall, and ceiling mounts, as well as central and chilled water designs, with airflow patterns and cooling pad.

Explore three categories of mechanical ventilation systems, extract with natural supply, supply with natural supply, and a combined system, and their design for a commercial kitchen within HCC systems.

Ventilation design uses three methods: equal velocity, velocity prediction, and equal friction. Use a duct design chart and calculate flow rate q from room volume and air changes per hour.

The equal velocity method sets a uniform air velocity across the duct system, using 0.4 m/s and 0.8 m/s values, a 450 mm diameter, and chart-based frictional resistance.

Apply the velocity reduction method to set velocities at 6 m/s and 3 m/s, analyze 420 mm diameter A and B, and evaluate friction totaling 37.6 pascals.

Apply the equal friction method to size ducts by matching selected velocity to friction losses, using charts and tables to determine diameter and calculate air changes per hour.

Discover duct accessories, including adjustable and linear grills, diffusers, dampers, bypass chambers, and grids. Explore centrifugal and axial fans and their role in kitchens, toilets, factories, and chemical industries.

Understand load estimation basis by applying heat transfer principles, including convection and radiation, and distinguish sensible heat from latent heat to support cooling estimation and human comfort factors.

Master cooling load estimation by analyzing heat gains from solar, conduction, infiltration, and occupants, and apply design conditions of 22–26 C and 30–70% RH to meet peak load.

Identify the total cooling load as the sum of sensible and latent gains from external and internal sources. Highlight sealed-method calculations and key factors like ventilation, infiltration, and lighting.

Master the psychrometric chart and its parameters: temperature, humidity ratio, grains per pound of dry air, saturation temperature, enthalpy, and specific volume; use relative humidity to find unknowns.

Learn to compute cooling loads using energy balance, indoor and outdoor temperatures, u-values, and sensible heat through walls, roof, and windows to determine required cooling capacity.

Explore the role of piping in building services, including pipes, fittings, valves, and insulation, and distinguish piping from pipelines to design safe, efficient HVAC systems.

Identify types of piping services in buildings, including cold water installation, hot water generation distribution, drainage, space heating, ventilation and air conditioning, and firefighting, gas, and disposal systems.

Examine the methods of water supply, including gravity, pump, and combined systems, and how elevation, source to consumer relationships, and storage influence head, pressure, and distribution design.

Explore design options for water distribution systems—branding system, grid system, loop system, and combined system—assessing advantages, disadvantages, and essential criteria like velocity, pressure, head loss, and pipe sizes.

Determine pipe flow rate and heads at the network outlet while ensuring continuity and energy balance. Apply Hardy Cross, loop, nodal, and Newton-Raphson methods to solve pipe network problems.

Hardy Cross method is the earliest closed-loop network analysis that iteratively adjusts pipe flows to satisfy node continuity and the closed-loop energy balance.

Apply the Newton-Raphson method to solve a nonlinear system arising from a pipe network, using Taylor expansions and Jacobian inversion to iteratively update q1, q2, q3, q4 until convergence.

Explore fluid system design in engineering, covering long pipe networks, ducting and fittings for oil, gas, water, and steam lines, ventilation, industrial ducting, and nuclear reactors.

Explore how fluid friction causes energy loss in piping systems through viscous resistance, duct dimensions, surface roughness, and flow configuration, and how to estimate energy requirements for flood-related applications.

Learn how energy losses occur in pipe systems by applying Bernoulli principle and analyzing hydraulic head, major and minor losses, and friction through fittings and valves.

Explore major and minor losses in piping, analyze how Reynolds number determines laminar, transitional, and turbulent flow, and compare Hazen-Williams and modified Hazen-Williams formulas for head loss.

Minor losses arise from sudden expansion, sudden contraction, and pipe bends; the total is the sum of these losses, with head loss computed via loss coefficients to guide pipe sizing.

Explore how to represent local losses in piping using equivalent length, resistance coefficient (k), and the three-k method, including calculating head loss from fittings as equivalent lengths and k-values.

Explore key piping components such as pipes, elbows, flanges, and gaskets, along with sizing standards like nominal pipe size, outside diameter, and ASME/API pressure ratings.

Conduct hydro test and pneumatic test on piping systems to verify leak tightness and pressure integrity, using water at 1.5 and air at 1.1 pressures for at least 10 minutes.

Demonstrate the fitting arrangement for inlet and outlet pressures, including correctly placing the inlet pressure gauge, assembling the coupling, and noting the difference between inlet and outlet pressures.

Drain the pipe only with the top outlet open; use minimum two for any height test; never pressurize any vessel or use high discharge pumps; abort test if unsafe.

Examine the international piping design standard B31.3 and related codes used in petroleum refinery and chemical plants, covering design basis, material classes, and safety considerations.

Explore pipe system configurations, including socket welded, flange, elbow, and groove configurations, compare welded and threaded connections, and examine utility water threading standards and male or female threads.

Learn the stages of piping design from start to finish, including manual drafting, site surveys, design basis, specifications, 3D modeling, isometrics, and client review.

Define the project scope and design basis to guide standards, approach, and material selection. Outline piping material class specs, coding, area plans, equipment layout, isometrics, and procurement data.

Apply pipe wall thickness and pipe support calculations using thin-wall vessel formulas and beam theory, with B31.1 and B31.3 corrections, to assess deflection and allowable stress.

Evaluate piping stress to ensure flexibility and structural integrity, preventing overstress and leakage. Learn manual and computer methods, plus hydrostatic and pneumatic leak tests.

Explore preparation of standard PMS/VMS for piping engineering, detailing material specifications, pipe fittings, flanges, valves, joints, strainers, and design considerations for flow, expansion, and maintenance.

Explore insulation methods for piping to conserve heat and prevent steam jacket hazards, using low-chloride, chemically inert materials like polystyrene or butyl for wide operating temperatures.

Master piping layout design through detailed equipment layouts, isometric and vessel trims, and develop P&ID drawings from SP and ID software, including pipe sizes, materials, and instrumentation.

Apply pipe stress and flexibility analysis using CASEAR-II software and Pisces, evaluating stresses under various loadings against governing codes, accounting for temperature growth, supports, and terminal loading.

Explore the main types of air conditioning systems, including window, split, centralized, and district cooling, with coverage of single-unit setups, floor or wall mounted splits, and multi-head configurations.

Explore centralized air conditioning systems with emphasis on duct takeoff and fresh air handling. Learn about district cooling concepts: central chiller plants, distribution networks, energy transfer stations, and water treatment.

Explore the three duct types: rectangular, circular, and oval, and key features of curved and flexible ductwork, including insulation and the duct functions: supply, return, exhaust, and make up air.

Identify and understand duct ancillaries—volume control damper, backdraft damper, fire damper, flexible connector—and how they regulate air volume, enable one-way airflow, automatically close during fire, and connect near vibration-prone equipment.

Explore ductwork ancillaries such as supply and return diffusers, ceiling diffusers, grills, access panels, volume dampers, fire dampers, and motorized smoke dampers for airflow and safety.

Learn about hvac duct systems, materials, and insulation methods, including galvanised steel and aluminium ducts, rigid and flexible types, and insulation options such as duct wrap, liner, and duct board.

Explore ancillaries in hvac systems, including flexible connectors, sound attenuators, sand traps, intake louver, toilet extractors, exhaust fans, diffusers, grills, bellmouths, and central or split configurations.

Explore motorized valves, strainers, double regulating valves, isolating valves, self actuated valves, regulating valves, temperature gauges, condensate drains, thermostats, and support hangers used in central heating systems.