Follow us on our social networks:
PROFILE OF COURSE FACILITATOR
Ir. Chua Keng Seng, B.E.(Hons), MIEM, P.Eng., MASHRAE, MIMM, CCP, graduated from the University of Malaya in 1974. Qualified as a Professional Engineer, he worked with Carrier Malaysia Sdn. Bhd., first as the Service Manager and then as Engineering Manager for about 10 years. During the next 25 years, he operated his own companies in contracting, maintenance and also in consultancy business. He has wide experience in the design, installation, trouble shooting on various types of systems and also in project management. He was in the design and project management team which implemented the Putrajaya Precinct 2 District Cooling Plant which has a capacity of 30,000 cooling tons.
Ir. Chua has also been involved in many training programmes. He lectured air conditioning design in the Mechanical Faculty of University Malaya between 1978 to 1984 and in Monash University for the last 3 years. Besides he had been invited to deliver lectures and presentations in the University Technology Malaysia, University Technology Petronas, The Institution of Engineers, Malaysia and conducted in-house training for some Corporate Companies.
1.0 SECONDARY REFRIGERANT: WATER & BRINE
Water as secondary refrigerant and heat transfer medium | Glycol system: operation and performance
2.0 HYDRONIC SYSTEM IN AIR CONDITIONING SYSTEM
Energy consumption of pumping system in HVAC | Constant flow and variable flow systems | Pump performance under variable flow: Pump Affinity Laws | Piping system under variable flow: system curve | Chilled water circuit design: Single loop, Main pipe by-pass, Primary secondary circuit, Variable Chiller Flow
3.0 ENERGY SAVING STRATEGIES IN CHILLED WATER SYSTEM
Comparative study on the various Control Strategies for secondary pump | Optimization of chilled water operating temperatures | Chillers in parallel and in series operation
4.0 PUMPING SYSTEM DESIGN
Closed circuit and open circuit design | Multiple chiller circuiting for chilled water | Multiple chiller circuiting for condenser water
5.0 PIPING SYSTEM
Pipe materials for different services | Pipe insulation – condensation prevention
6.0 PIPE SIZING CRITERIA
Frictional loss and Erosion | Pipe velocity limitation | The Darcy-Weisbach Equation for pipe friction calculation | Frictional Loss Charts for different pipe materials
7.0 PIPE SIZING USING CHARTS
Pipe sizing using Charts | Chilled Water pipe sizing example
8.0 FRICTIONAL LOSS CALCULATION
The function, construction and pressure losses of various valves & fittings:
Gate valve, globe valve, butterfly valve, strainers, elbows | Tees and so on | Calculation of pipe system losses | Condenser Water pipe sizing example
9.0 CHILLED WATER PIPE SIZING TUTORIAL
Terms & Conditions:
IEMTA reserves the right to postpone, reschedule, allocate or cancel the course. Full refund less 30% if cancellation is received in writing more than 7 days before the start of the event. No cancellation will be accepted prior to the date of the event. However, replacement or substitute may be made at any time with prior notification and substitute will be charged according to membership status.