Building a Future with SAIRAC Membership 2.2.1 | Page 3
- The recognition of the achievements of students at tertiary educational institutions.
- The recognition of the achievements of learners in the Industry.
TECHNICAL MEETINGS
Each of the geographic Centres convenes regular Technical Meetings, generally on a
monthly basis. Technical Meetings provide a platform for knowledgeable persons to inform
members about scientific and technological developments, as well as other topical issues,
related to the Environmental Control Industry.
ENRICHMENT COURSES
SAIRAC offers enrichment courses related to environmental control. Enrichment courses are
presented as a series of evening lectures or as one day seminars. Courses are presented by
members who have in-depth knowledge and experience in the subject presented. SAIRAC
enrichment courses cover the following fields and topics:
Introductory lectures
The SI System
Definitions and terminology
Air conditioning
Thermodynamics applicable to air-conditioning
Psychrometrics and properties of air
Comfort and the need for air-conditioning and/or ventilation
Heat transfer
Heat load estimating
Applied Psychrometrics
Fundamentals of air flow
Air duct design
Fans and fan performance
Air filtration
Air conditioning systems
Air cooling and heating equipment
Humidification and dehumidification
Air distribution
Air conditioning controls and safety devices
Commissioning the system
The heat pump and heat reclaim
Fault finding and trouble shooting
Refrigeration
Thermodynamics applicable to refrigeration
Psychrometrics and properties of air
The simple refrigeration cycle
The refrigeration cycle and cycle diagram
Compressor construction, lubrication and protection
Reciprocating compressor performance and selection
Evaporators
Condensers
Expansion devices
Refrigerants
Compressor selection and capacity regulation