| Year | 2009 |
| Municipality | Dehradun |
| Location | Dehradun, India | OSM |
| State | Uttarakhand |
| Area (TFA) | 190 m2 |
| Dwellings | None |
| Cost | None EUR/m2 |
| Consumption | 30.2 kWh/m2/year (primary energy) |
Masters residence, Doon school is a residential complex located in Pune which falls under the temperate climatic zone (as per bigEE Classification). Total built up area of the project is 190.15 m2. The building was constructed in 2009. The building is certified under GRIHA rating system and is a 4 star GRIHA certified building. The building is non air conditioned and the design approach of the building emphasizes on providing natural ventilation, day lighting, passive design features etc. The architect of the building is Grup. Ism.P, Ltd.
The actual energy performance index of the Master’s residence building is 30.15 kWh/m2/yr, based on the measured energy consumption of the building. Various measures are taken to improve the overall performance of the building, which are
| Year of completion | 2009 |
| Number of units | None |
| Number of occupants | None people |
| Elevation | 435 m |
The building envelope comprises of heavy weight construction. The external wall of building has U factor of 0.220 W/m2K. The external wall consists of 12 cm brick cladding, 23 cm brick wall, 8 cm extruded polystyrene, and 12 cm brick work. The upper ceiling envelope consists of 10 cm brick, 13 cm RCC slab and has a U value of 2.340 W/m2k
Windows are double-glazed units with gas filling (SHGC 0.25) and an aluminium frame. Total window area inclusive of the frame is 105.9 m2.
| Type of construction | Middle |
| Shading | Recessed windows and horizontal overhangs |
| U-value | 0.220 W/m2K |
|---|---|
| Total thickness | 0.55 cm |
| Total area | m2 |
| Material | Thickness | Thermal conductivity λ |
|---|---|---|
| Brick cladding | 0.12 cm | None W/mK |
| Brick wall | 0.23 cm | None W/mK |
| Extruded polystyrene | 0.08 cm | None W/mK |
| Brick work | 0.12 cm | None W/mK |
| U-value window | None W/m2K |
|---|---|
| Total area | 106 m2 |
| Glass infill | |
|---|---|
| Coating/Tint | |
| Solar heat gain coefficient | 0.25 |
| U-value glass | None W/m2K |
| U-value window frame | None W/m2K |
The building has been designed for natural ventilation, with proper arrangement of windows to enhance cross ventilation in the building. There is no central cooling/heating system installed in the building. Most of the building areas are naturally ventilated.
With hall most 60% of the total area on site soft paved, each residence is provided with an organic kitchen garden. Basic amenities like grocery shop, hospital, are located in the vicinity of the site. At the campus level, dedicated resting areas and toilets are provided for service staff.
There is no central heating or cooling system installed in the building. Most of the spaces of the building are designed for natural ventilation.
| Indoor design temperature summer | 28 °C |
|---|---|
| Indoor design temperature winter | 22 °C |
There is no heating system installed in the building.
The packaged air conditioning system comprising of cassette and split AC’s has been installed in the building. The ACs installed in the building are BEE 4 or 5 star rated.
No hot water system has been installed in the building.
The building spaces are designed for natural ventilation with ceiling fans and manual operation of windows.
Energy efficient lighting has been used such as LED for outdoors and tubular fluorescent lights for interiors have been installed. Interior lighting power density of the project is 2.29 W/m2. All air conditioners installed in the building are BEE 4 or 5 star rated.
The energy consumption from the building is from grid connected power. Due to thick envelope construction with selecting proper U value the thermal load of the building has reduced considerably. All appliances installed in the buildings are energy efficient lighting systems and energy efficient air conditioners and hence the operating demand of the building has also reduced considerably. Building consumes approximately 5,728 kWh of electricity from grid annually.
| Primary energy consumption | 5728.00 kWh/year |
| Primary energy consumption (ref. building) | 16518.00 kWh/year |
| Specific primary energy consumption | 30.15 kWh/m2/year |
| Specific primary energy consumption (ref. building) | 86.94 kWh/m2/year |
The cost data for this building is unavailable.
| Local Currency | INR |
| Electricity | 0.1150 EUR/kWh |
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