HVAC Design - Contents
Module 1
HVAC course in west delhi
Introduction to HVAC
- Scope of HVAC Industry with overview of Consulting & Construction industry
- Concepts of Air conditioning systems
- Principles of air conditioning
- Refrigerant cycle
- Chilling system
- Cooling
- Heating
- Humidification Methods
- Dehumidification Methods
- Filtration
- Air-conditioning systems
- Local cooling comfort System
- Window Air conditioning
- Split Air conditioning
- VRV- Air conditioning
- Chilled water Fan coil unit
- Central Air Conditioning System
- Chilled water system
- Psychometric chart
- Properties of Air (DBT, %RH, WBT, , DPT, ENTHALPY.)
- Refrigerant
- Types of Refrigerant
- Evaporating & Condensing properties of refrigerant
- Refrigerant Pipe sizing methods
Module 2
hvac course in west delhi/p>
Heat Load Estimation
- Basics of Heat transfer in a building envelop
- Understanding of Outdoor & Indoor Conditions
- Correction to Outdoor temperature & Indoor temperature requirements
- Exposure of Wall, Latitude of Location, Yearly Range, Daily Range etc
- Factors effecting the loads estimate
- Sources of Heat Gain
- External- Sun Gain through Glass/Window, SunGain through Roof/Wall, Partition gain
- Internal – People, Lights, Electrical Equipments, Motors, Kitchen Appliances, Heat gain
through Infiltration air, Heat gain thorough Ventilation & By-pass air, Heat gain through
ducts. Calculating RSH, RLH,OASH,OALH, GTH, ESHF, ADP, Dehumidified CFM - Heat loss calculations
- Basics of Heat loss in a building envelop
- Sources of Heat loss
- Heat loss through Glass/window, Heat loss through Roof/Wall
- Heat loss through Partition Glass/wall/Floor/slab
- Heat loss through Infiltration air/Ventilation air & Bypass air
- Heat loss through slab on Grade
Module 3
HVAC course
Design of Air Distribution System
- Components of Air distribution system
- Types of Ducts, Duct Fittings, Dampers, Types of Diffusers, Return Air Grill, Flexible Duct, Flexible Connector, End Cap, Sound Attenuator etc
- Duct Elbows selections (Long radius, Short radius-No throat, Throat elbows, with heel radius, throat radius & radius of elbow)
- Vanes location & number of vanes required
- Duct Material Calculation- GI sheet, Total sheet required in kgs. Gauge of duct & Thickness of Gauge. Hanger Spacing, Hanger Rod Diameter and Angle support Size
- Duct designing methods
- Fixed Velocity method
- Equal friction Method
- Static regain method
- Fan selection
- Static pressure calculation
- Supply & Return Duct configuration, Assigning Velocity of Air (FPM) to each Section of Supply and Return Duct
- Low Velocity system
- Medium Velocity System
- High Velocity System
- Components of Air Distribution (Duct) System, Supply and Return Duct configurations (Extended Plenum Systems, Radial System, Trunk and Branch system)
- Stair Well Pressurization System Designing Design of Ventilation system
- Introduction to Ventilation system
- Types Of Ventilation
- Components of Ventilation system
- Restaurant Kitchen Ventilation
- Residence Kitchen Ventilation
- Basement parking Ventilation
- Basement Ventilation In case of Fire
- DG ,GG & GT Exhaust Seytem
Module 4
HVAC training in west delhi
Chilled Water system design
- Introduction to Chilled water system, Hot watersystem
- Classification of chillers
- As per Evaporator, Condenser, Compressor
- Chiller arrangements, Cooling tower arrangement, Types of cooling tower & Expansion tank
connections - Pumps required in Chilled water system
- Production Pumps
- Distribution Pumps
- Pump Classifications
- Chilled water system pipe designing
- Pipe designators, Piping standards
- Piping fittings and Components
- Valves used in Chilled water system
- Chilled water and Hot water GPM calculation
- Calculation of Water Velocity FPS on Suction and Discharge side of Pump
- District Cooling System
- Friction loss calculation for the piping system
- Friction Loss in Straight Pipes
- Friction Loss in Straight Pipes, Friction Loss in Fittings
- Valves used in Chilled Water System
- Friction Loss in Valves & Special components
- Calculating TDH for Pump (Open Piping System and Closed Piping System)
- Pipe Sizing Manual Method Hazen-Williams Equation for Calculating Friction Loss
- Pump Cavitations & NPSH Calculation for Pump
Module 5
Equipment Selection
- AHU&FCU classification and selection
- Package Unit Selection DX- Chiller Selection
- Condenser Selection (Air cooled, Water Cooled, Evaporative)
- Cooling Tower Selection Mixed Air Temperature HRF for Open and Closed Compressor
- Expansion Tank Selection
Module 6
Erection of Equipments
- Detailing& Installation of Chillers
- Detailing& Installation of Air handling units<l/i>
- Detailing& Installation of Package units
- Detailing& Installation of Fan coil units
- Detailing& Installation of Condensing units
Module 7
Estimation of Project
- Understanding the tendering requirements
- Take Off Sheet
- Preparing Inquiry for Suppliers
- Preparing Rate of Analysis
- Finalizing the suppliers
- Final Billing & Quotations finalization
Module 8
Documents Approvals
- Preparation of Material submittals
- Shop drawing submittals
- Approval Drawings
- Tender Drawings
- Working Drawings
- Co-ordination Drawings
- As Built Drawings
- Preparation of BOQ and design documents
- Technical Specifications
