ABOUT
The Certified HVAC Designer (CHD) credential, managed by ASHRAE and accredited by ANSI under ISO/IEC 17024, validates expertise in designing HVAC systems to meet building and project requirements. This certification demonstrates competency in critical HVAC design knowledge and skills, enhancing career opportunities and professional recognition.
CERTIFICATION BODY
American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)
LEARNING OBJECTIVE
The Certified HVAC Designer (CHD) certification aims to advance professionals’ expertise in HVAC system design and management. Candidates will gain the skills necessary to:
- Design HVAC Systems: Master the fundamentals of designing HVAC systems to meet specific building and project requirements. This includes performing accurate load calculations, selecting and sizing equipment, and designing mechanical equipment rooms.
- Develop HVAC Plans: Learn to create comprehensive HVAC plans for permit and construction, including detailed duct and piping layouts. Ensure these plans comply with relevant standards and regulations.
- Manage HVAC Projects: Acquire the ability to lead and coordinate HVAC design projects effectively. This includes
EXAM INFORMATION
- Format: Written exam, available as remote proctored online or in-person at designated centers.
- Duration: 4 hours
- Content: Covers HVAC system design, load calculations, equipment sizing, mechanical equipment room design, and system layout.
RE-CERTIFICATION
- Period: Every 3 years
- Requirements: Participation in one HVAC design project, 30 Professional Development Hours (PDHs), agreement to ASHRAE’s Code of Ethics.
Curriculum
- 15 Sections
- 65 Lessons
- 40 Hours
Expand all sectionsCollapse all sections
- Introduction to HVAC6
- Classification of Air-Conditioning System4
- Fundamental and scope of HVAC4
- Study of Psychometric1
- Load Calculation9
- 5.1Orientation of Building
- 5.2To Read Latitude of Location of building
- 5.3Calculation of U factor for wall, glass,
- 5.4Roof and Partition
- 5.5Calculation of Equivalent Temp.
- 5.6Cooling and Heat Load Calculation using
- 5.7Difference for wall, glass, Roof and Partition
- 5.8ASHRAE Standards
- 5.9Calculation Of sensible Heat Factor, ADP and Dehumidified CFM
- Chilled water system14
- 6.1Definition of STHE & Explain.
- 6.2Study about Chilled Water Systems
- 6.3Types & Application of Chillers
- 6.4Open loop & Closed loop system- Chilled water pipe sizing
- 6.5Temperature, Calculate the Flow of Air, ESHF, Ton of Refrigeration, Design of CAV & VAV System
- 6.6Primary and Secondary pump system,
- 6.7Hydraulic Calculation for Pump Selection
- 6.8Expansion Tank Sizing, Air Separator, Pump Cavitations, Pump Curves NPSH Calculation for Pumps, Advance Psychrometric Analysis, Determine Mix Air
- 6.9Types of Valves & Its Connection, Valve Authority
- 6.10Components of Chilled Water system
- 6.11Heat Gain Calculation
- 6.12Manual Calculation
- 6.13Hour analysis Program
- 6.14Cooling and Heating Load calculation using Hourly Analysis Program (HAP)
- Duct Designing1
- Equipment and Air Terminal10
- 8.1Air terminal selection.
- 8.2Cold storage selection.
- 8.3Selection of Materials of Ducts.
- 8.4Primary and secondary pump selections.
- 8.5Duct material selection.
- 8.6Selection of cooling tower.
- 8.7Selection of Chillers.
- 8.8AHU and FCU classification and selection.
- 8.9Package unit selection DX unit selection
- 8.10Section dwg
- Pipe Designing2
- ESTIMATION OF PROJECT2
- Pump Head Calculation0
- Static Pressure Calculation2
- Ventilation and Fresh Air5
- ESP CALCULATION1
- DRAFTING OF HVAC SYSTEMS4
Requirements
- Option 1: Licensed architect or professional engineer with 3 years of commissioning experience.
- Option 2: Bachelor’s degree in building sciences or equivalent military training with 5 years of commissioning experience.
- Option 3: Associate/Technical degree with 8 years of building industry experience, including 5 years in commissioning.
- Option 4: High school diploma with 10 years of building industry experience, including 5 years in commissioning.
Target audiences
- Professionals: HVAC designers, engineers, and related roles with relevant experience and educational qualifications.
- Employers: Those seeking to recruit highly-qualified HVAC design professionals.