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HVAC

HVAC FOUNDATION Course offers core curriculum covering with topics like fundamentals, cooling load & heat loss calculations, central heating system design, air distribution system design, chilled water system design, chilled water piping design, commercial ventilation system design, kitchen ventilation system design, VAV system design, equipment selection etc.

HVAC-ADVANCED Fundamentals, Basic Components of Air-Conditioning and Refrigeration machines, Classification of Air-Conditioning System, Categories of Air Conditioning, Study of Psychometric Charts, Load Calculation, Finding ‘U’ Factor, Air Distribution System, Static Pressure Calculation, Hydronic System, Air Conditioning Concepts, Fire Protection, HVAC software’s. XL sheet for Load Calculation. Duct sizer for Duct sizing. TroxCADBase for Diffuser & Grilles. Pipe sizer for Pipe sizing, Psychometric Software, projects.

Job Zone

Air Conditioning & Ventilation Jobs

Qualification

ITI,ITC, Diploma, Engineering Students.(Mechanical, Production )

Duration

25 days with 2hrs per day = 50 hrs theory & practical.

Content 

HVAC Theory And Practical.

Study Material

E Books Pdf & References

Fundamentals

1. HVAC Fundamentals

2. Basic terminologies in HVAC: TR, COP, EER, SEER, IPLV, Btu, etc

3. Concepts of Fluid Mechanics, Heat Transfer, Fluid Flow

4. Pressure fundamentals, System Pressures and resistance.

5. Modes of heat transfer: Conduction, Convection and Radiation

6. Basic Refrigeration cycle

7. Equipment familiarization: Compressor, Condenser, Metering device and

Evaporator

8. Analysis of VCC: Pressure – Enthalpy diagram

9. Introduction to Air Conditioning: Comfort and Process applications

10. Types of Air Conditioning Systems: All Air, All water, Air – Water and Direct

refrigerant systems

11. Central and Compact air conditioning systems

12. Psychrometry: Psychrometric terms, Psychrometric processes, Use of

Psychrometric chart

Air Conditioning Load calculations:

1. Introduction to Air Conditioning load calculations

2. Load Estimation methods: Carrier E20, Carrier HAP, ASHRAE RTSM

3. Load Components: Sensible and latent

4. Building Survey, Outdoor and Indoor Climatic conditions

5. Calculation of U factor for Walls, Glass, Roof, Partitions.

6. Calculation of Temperature Difference for Walls, Glass, Roof, Partitions.

7. Concept of RSHF, GSHF, ESHF, ADP

8. Calculation of dehumidified cfm

9. Coil selection

10. Case study on load calculation: Manual method and using software

Duct Design 

1. Industry practices in Duct design and estimation of flow quantities

2. Duct design: Manual calculations and by using software

3. Duct leakage testing.

HVAC Performance Testing, Adjusting and Balancing (TAB)

1. Introduction to Testing, Adjusting and Balancing (TAB)

2. TAB Air system

a. Air Handling Unit: AHU types, Components, AHU testing and Evaluation of

Reserve AHU capacity

b. Fan: Types, Fan laws, Fan and System curves, Fan testing.

c. Measuring Instruments and Limitations

d. Measurement of Air flows:

? Pitot tube,

? Velocity matrix,

? Flow hood,

? Thermal Anemometer,

? Vane type Anemometer

e. TAB Air System: Procedures, Balancing single zone and multi zone systems

3. TAB Hydronic system

a. Pumps: Types, Pump laws, pump and System curves, Pump testing

b. Types of pumping system: Primary, Primary-Secondary, Primary-Secondary

and Tertiary

c. Measurement of Hydronic flows:

? Ultrasonic flow meter,

? Balancing valve,

? Rotameter and

? Orifice meter

d. TAB Hydronic system: Procedures, Balancing hydronic system

E. Cleanroom Performance Testing (CPT)

1. Introduction to cleanrooms, types of cleanrooms and their applications

2. Understanding

? User Requirement Specifications (URS)

? Design Qualification (DQ),

? Installation Qualification (IQ),

? Operation Qualification (OQ) and

? Performance Qualification (PQ)

3. Understanding ISO 14644 Part 3 (Test Methods)

4. Cleanroom Performance Tests:

? Airflow and Air velocity,

? Air Pressure Difference,

? Installed Filter Integrity test,

? Room Particle count test,

? Containment leak test,

? Light level and Uniformity test, Sound level test, etc.

F. Standards

Various national and international standards related to HVAC.

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