Contents
List of Figures III
List of Tables IV
Abbreviations V
Nomenclature VI
Foreword VIII
INTRODUCTION AND PURPOSE 1
1.1 About Low Energy Cooling and Ventilation for Indian Residences (LECaVIR) 1
1.2 About this design guide 2
PART A : CONCEPTS 3
2 BACKGROUND INFORMATION ABOUT INDIAN RESIDENCES 5
2.1 Indian climatic zones 5
2.2 Operating modes for thermal comfort in Indian Residences 6
2.3 Adaptive behaviours for thermal comfort in Indian residences 6
2.4 Overview of the Indian construction industry for residential buildings 8
2.5 Limitations for NV 9
2.6 LECaVIR flow chart. 9
3 NATURALVENTILATIONANDTHERMALCOMFORTPRINCIPLES 10
3.1 Principles of Thermal Comfort. 10
3.2 Natural ventilation principles 11
3.3 Design charts for natural ventilation 12
3.4 Mixed-mode principles 14
3.5 Control strategies for natural and mix ed mode ventilation 15
PART B: DETAILED DESIGN FOR BUILDINGS 17
4 CLIMATE ANALYSIS FOR ENERGY SAVINGS 19
4.1 Climate analysis for natural ventilation 19
4.2 Potential to extend hours of NV using the LECaVI R solutions 19
5 APPLICATION EXAMPLES 21
5.1 Summary of evidence base and main underlying assumptions employed in this guide 21
5.2 Apartments for case study application 21
5.3 Steps in the application of the LECaVIR solutions NV+ for the case study apartments 23
6. CONTROL STRATEGIES FOR NATURAL AND MIXED-MODE VENTILATION 29
6.1 LECaVIR control strategies 29
6.2 Mixed-Mode control algorithms 30
REFERENCES 36
LIST OF PUBLICATIONS 39
APPENDICES 40
Appendix 1 40
Appendix 2 43
Appendix 3 46