HEATING, VENTILATION AND AIR-CONDITIONING

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HEATING, VENTILATION AND AIR-CONDITIONING
Prof. dr Maja Todorovic
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Subject description

• THE AIM
• Acquiring knowledge and skills in the field of
  heating and air-conditionig systems - the concept
  of indoor environmental parameters and thermal
  comfor, climate characteristics, heat trnasfer
  through building enevelope, types of cental
  heating systems, heating bodies and system
  equipment methods of calculation energy needs
  and significant parameters comfort conditions
  and design parameters, central air conditioning
  systems, energy sources, final and primary
  energy, domestic hot water systems optimization
  of HVAC systems and the application of passive
  techniques.

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Subject description

• OUTCOME
• Students are acquiring knowledge and skills in
  the field of heating, ventilation,
  air-conditionig systems and domestic hot water
  systems Students are aquanted with methods of
  calculation of systems capacity and methods of
  calculations of annual energy demands which they
  can performe in practise. Students can link the
  basic knowledge and apply it on buildings energy
  calculations.

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Subject description

• THEORETICAL LECTURES
• ?he concept of indoor environmental parameters
  thermal comfort climate characteristics and
  inpact to indoor environment metheorological
  parameters. Heat transfer through building
  envelope, transsmmision and ventilation heat
  losses. Central heating systems in buildings,
  types of heting fluids and heating bodies,
  central and local control of heating output, heat
  sources, final and primary energy, devices and
  equipment in central heating systems, methods of
  calculation of annual heating demand.
  Air-conditioning and ventilation systems, heat
  gains and cooling loads, Solar radiation impact,
  local and central air-conditioning systems,
  elements of air handling units. Systems for
  domestic hot water preparation, consumption
  dynamics, installed capacity, annual energy
  consumption of DHW systems. Cooling devices and
  cooling capacity, energy efficiency ratio, system
  losses, annual energy demand for cooling and
  ventilation. Systems optimization and passive
  techniques.

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Subject description

• EXERCISES
• Auditory exercises consist of following parts
  Example of calculation of thermal properties of
  elements of the building envelope - the
  determination of the coefficient of thermal
  conductivity, specific transmission and
  ventilation losses, calculation of installed
  capacity for heating and cooling, design
  conditions and schadules of use of technical
  systems, determination of annual energy needs.

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The matrix theoretical lectures
Theoretical classes Theoretical classes Theoretical classes
??-1 Introduction and thermal comfort 3 classes
??-1 indoor environmental parameters thermal comfort climate characteristics and inpact to indoor environment metheorological parameters Air temperature, humidity, wind and Solar radiation summer and winter design conditions. indoor environmental parameters thermal comfort climate characteristics and inpact to indoor environment metheorological parameters Air temperature, humidity, wind and Solar radiation summer and winter design conditions.
??-2 Heat transfer through building envelope 3 classes
??-2 heat transmision through building elements heat bridges moisture transfer and condensation air infiltration and natural ventilation. heat transmision through building elements heat bridges moisture transfer and condensation air infiltration and natural ventilation.
??-3 Central heating systems in buildings 3 classes
??-3 types of central heating systems, heating fluids types of heating bodies, mechanizms of heat transfer piping systems, pumps and valves central and local control of heatig output heating fluid temperature influence to heating output and thermal comfort. types of central heating systems, heating fluids types of heating bodies, mechanizms of heat transfer piping systems, pumps and valves central and local control of heatig output heating fluid temperature influence to heating output and thermal comfort.
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The matrix theoretical lectures
Theoretical classes Theoretical classes Theoretical classes
??-4 Central heating systems equipment 3 classes
??-4 heat sources in central heating systems biolers in heating systems bioler room and its elements expansion vessels measurements and commissioning. heat sources in central heating systems biolers in heating systems bioler room and its elements expansion vessels measurements and commissioning.
??-5 Annual heating demands and heat consumption 3 classes
??-5 dominant parameters influences heating energy consumption measurements to improve existing heating systems final and primary energy methods for calculating annual heat consumption measurements of heat consumption in buildings. dominant parameters influences heating energy consumption measurements to improve existing heating systems final and primary energy methods for calculating annual heat consumption measurements of heat consumption in buildings.
??-6 Cooling load and air-conditioning system dynamics 3 classes
??-6 heat gains and cooling load transparent fasade elements Sun radiation protection shading coefficients and its influence to cooling load internal heat gains. heat gains and cooling load transparent fasade elements Sun radiation protection shading coefficients and its influence to cooling load internal heat gains.
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The matrix theoretical lectures
Theoretical classes Theoretical classes Theoretical classes
??-7 Air-conditioning and ventilation systems 3 classes
??-7 comfort and industrial air-conditioning and ventilation local devices for air treatment central air-conditioning systems air handling unit elements central systems with fan-coils. comfort and industrial air-conditioning and ventilation local devices for air treatment central air-conditioning systems air handling unit elements central systems with fan-coils.
??-8 Systems for domestic hot water (DHW) preparation 3 classes
??-8 central systems for DHW preparation design conditions and consumption dynamics losses in DHW systems solar systems for DHW preparation. central systems for DHW preparation design conditions and consumption dynamics losses in DHW systems solar systems for DHW preparation.
??-9 Cooling devices and annual cooling demands 3 classes
??-9 cooling energy and cooling devices energy efficiency ratio losses in cooling systems annual cooling demand annual energy demand for mechanical ventilation. cooling energy and cooling devices energy efficiency ratio losses in cooling systems annual cooling demand annual energy demand for mechanical ventilation.
??-10 Systems optimization and passive techniques 3 classes
??-10 waste haet recovery heat exchangers adiabatic and indirect adiabatic cooling night ventilation technique passive cooling, automatic control of the system. waste haet recovery heat exchangers adiabatic and indirect adiabatic cooling night ventilation technique passive cooling, automatic control of the system.
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The matrix subject structure
HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING HEATING, VENTILATION AND AIR-CONDITIONING
Week Lectures Lectures Lectures Lectures Lectures Lectures Lectures Classes weekly
Week Lecture activities Lecture activities Lecture activities Lecture activities Other activities Tests Tests Classes weekly
Week Theoretical Theoretical Excersise Excersise Other activities Tests Tests Classes weekly
1 AT-1 3 EX-1 2       5
2 ??-2 3 EX-2 2       5
3 ??-3 3 EX-3 2       5
4 ??-4 3 EX-4 2       5
5   0 CO-1 3   T-1 2 5
6 ??-5 3 EX-5 2       5
7 ??-6 3 EX-6 2       5
8 ??-7 3 EX-7 2       5
9   0 CO-2 3   T-2 2 5
10 ??-8 3 EX-8 2       5
11 ??-9 3 EX-9 1   T-3 1 5
12 ??-10 3 EX-10 2       5
13     CO-3 5       5
14           CO-4 5 5
15           FE 5 5
????   30   30     15 75
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Thank you for your attention Maja
Todorovic, University of Belgrade, Faculty of
Mechanical Engineering, Kraljice Marije 16, 11120
Belgrade 35, Serbia mtodorovic_at_mas.bg.ac.rs