Site
Envelope
HVAC
Water
Climate
Daylighting
Type
Landscape
Lighting & Energy Renewable
Reduction of Solar Heat Gain Capitalising on the prevalent wind direction Reduction of Damp warm monsoon season with ventilation Using Existing Vegetation on Site to help with the Shading of East and South Walls
Orientation
40% WWR Try 50% Daylighting with UDI Simulations. Analysis of Lighting through natural means and deciding openings.
Shading
VAV Air Cooled Chillers VFDs Variable Speeds etc Mixed Mode where possible
Irrigation Native Species E ciency NRW Area Permeability Paved Areas Water Run o Control
Fan Control
Try to achieve SuperECBC criteria of 6% minimum energy produced and consumed through renewable energy . Potential for solar Energy Calculate according to Government of Telangana provisions for Renewable Solar Energy.
Grey / Black Variable Speeds
Designing with longer axis along EW that is longer walls on North and South to help reduce Solar Heat Gain. Maintain a 11º tilt along North to help in maximising Western winds and proper orientation
Shading Design simulated with the help of Climate Consultant and SketchUp to understand the best con guration. Further detailed analysis with COVE.
BEMS
Reuse Recycling DEWATS system?
Stormwater Fenestration Existing
Integrated Systems Occupancy Sensors Schedules & Usage based Advanced Systems Try for 100% storm water management Rain Water Harvesting
Openings designed with the help of orientation studies. Using Existing Vegetation. Retaining 100 % trees on site Contours analysed to reduce cut & ll. Designing with the services in the lowest points along existing drains.
Zoning Zoned with geographical, climate physical, social factors.
Types of Fenestration based on directions.
Solar Water Toilets
U-Values U-Values decided according to ECBC, then simulated to reduce energy in COVE. Materials decided based on UValues.
At least 50% supply
ECBC Aim for Super ECBC?
ffi
ff
fl
fi
ffi
Energy Efficient Hotel & Events Spaces Design
Flush Systems Reuse for ush Policies and frame work in O&M Kitchen and Bathrooms Optimisation for water supply Reduce Water wastage
Smart Solutions Occupancy Sensors Heat Sensors Automated Systems Integration of Systems and Services to increase e ciency
Planning Integrated Planning Reducing Building Footprint on Site Zoning to decrease circulation Designing for thermal comfort according to Indian conditions. Take into consideration ECBC’s optimal temperature calculations Integrated optimisation of building components and services and systems. Passive Strategies wherever allowed. Designing ans optimising ans redesign according to calculations
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
PLANNING FOR ENERGY EFFICIENCY
fi
DESIGN COMPONENTS OPTIMISATION FOR ENERGY EFFICIENCY
3
BUILDING ENERGY USAGE
HOTEL PROPOSED CASE With the Help of Optimisation through Building Envelope, Usage, Building Systems and Energy Generation, there is a an increased efficiency of 2 Times the standard case Carbon Footprint Decreases with emissions cut down by half Total Water Use Reduction by savings in water consumption
30%.
That is a large
The Whole Building EUI has been reduced significantly through reducing Cooling Load and through Efficient HVAC Systems Both Cases have Renewable Energy. So the savings is really high in terms of energy consumption through the proposed design case The EPI Ratio is compliant.
HOTEL STANDARD CASE
0.53
which is SUPER ECBC
.
.
.
.
.
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
11
BUILDING ENERGY USAGE
EVENTS PROPOSED CASE
With the Help of Optimisation through Building Envelope, Usage, Building Systems and Energy Generation, there is a an increased efficiency of 20% the standard case Carbon Footprint Decreases with emissions cut down by half The Whole Building EUI has been reduced significantly through reducing Cooling Load and through Efficient HVAC Systems and envelope U-Values Only proposed have Renewable Energy. To see the comparison as compared to the Hotel Bloc The EPI Ratio is 0.4 which is SUPER ECBC compliant.
EVENTS STANDARD CASE
.
k
.
.
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
12
HOTEL STANDARD CASE
With the Help of Optimisation there is a an increased efficiency of 1.5 Times the standard case in terms of Indoor Water Use Intensity LEED optimisation of PLUS
4 Points. From 3 to 7 Point
Total Water Use Reduction by consumption
30%.
That is a large savings in water
Reduction of Irrigation Water by 20%. Largely due to the Native Plants.
Water Use has been optimised to reduce water consumption energy through water used in irrigation, hotel usage and through storm water management. GRIHA points accreditation talks about Water Demand Reductio Wastewater Treatmen Rainwater Managemen Water Quality and Self-Sufficiency
s
.
n
t
t
.
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
WATER OPTIMISATION
EVENTS PROPOSED DESIGN CASE AFTER OPTIMISATION
13
EVENTS STANDARD CASE Wa t e r U s e has been optimised to reduce water consumption energy through water used in irrigation, hotel usage and through storm water management. GRIHA points accreditation talks about Water Demand Reductio Wastewater Treatmen Rainwater Managemen Water Quality and SelfSufficiency
With the Help of Optimisation there is a an increased efficiency of standard case in terms of Indoor Water Use Intensity LEED optimisation of PLUS
1.5 Times the
4 Points. From 3 to 7 Point
Total Water Use Reduction by 30%. That is a large savings in water consumption Reduction of Irrigation Water by 20%. Largely due to the Native Plants.
.
s
.
n
t
t
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
WATER OPTIMISATION
EVENTS PROPOSED DESIGN CASE AFTER OPTIMISATION
14
Day Light Box Simulator
DAYLIGHTING DESIGN
Climate Consultant Analytical Design with Simulation in SketchUp
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
15
COVE Optimisation Hotel
Energy Efficient Hotel & Events Spaces Design
Overhangs & Fins Optimisation Events
COVE Optimisation Events
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
DAYLIGHTING DESIGN
Overhangs & Fins Optimisation Hotel
16
Luminaire: CityCharm Cone BDS491 RAL 7035 Bracket: Next single arm bracket top 76 S300 RAL 7035 Pole: Aloa conical aluminum pole 4 meters Top 76 RAL 7035
LIGHTING Light Stanza Analytical Tool
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
17
THERMAL COMFORT Mixed Mode Temp Indoor Operative Temperature = (0.28 x outdoor temperature) + 17.87
THERMAL COMFORT Compliance
The 90% acceptability range for the India specific adaptive models for mixed-mode buildings is ± 3.46°C. Gopanpally 5 Star Hotels and events Centre, Indoor Operative Temperature= (0.28 x 33) + 17.87 = 27.11°C
THERMAL COMFORT Mechanical Mode Temp
Indoor Operative Temperature = (0.078 x outdoor temperature) + 23.25 Where indoor operative temperature (°C) is neutral temperature & outdoor temperature is the 30-day outdoor running mean air temperature (°C). The 90% acceptability range for the adaptive models for conditioned buildings is ±1.5°C. Gopanpally 5 Star Hotels and events Centre, Indoor Operative Temperature = (0.078 x 33) + 23.25 = 25.8 ° THERMAL COMFORT MRT Calculation for Cocktail Hall
THERMAL COMFORT
Where indoor operative temperature (°C) is neutral temperature & outdoor temperature is the 30-day outdoor running mean air temperature (°C).
https://centerforthebuiltenvironment.github.io/mrt/
C
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
18
Renewables Solar Power Generation
6%
ROOF DESIGN
94%
The Total projected Energy Consumption is
3,00,000+2,64,264 kwh
According to Govt. of Telangana only 500 kwh per day can be installed This is 9% of the Total Consumption This makes the Installation SUPER ECBC compliant. According to Table 7-6 Minimum Solar Zone Area/Renewable Energy Generating Zone Requirement for SuperECBC Building According to the Roof Coverage 62% will be covered with Solar PV Panels According to the Analysis with Solar Glare Analysis Tools, the best orientation is at 180° and at a tilted angle of 30° to normal.
Energy Savings
Energy Saving
Rs. 58000/-
-Rs. 45000/-
Green Roof (Energy savings from Lower Solar Heat Gain and White Roof ) According to Section 4.3.1.1 of ECBC Vegetated and Cool Roof, all roofs that are not covered by solar photovoltaics, or solar hot water, or any other renewable energy system, or utilities and services that render it unsuitable for the purpose, shall be either cool roofs or vegetated roofs.
.
.
.
.
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
19
Energy Usage
Water Usage
BASE CASE
HOTEL STANDARD CASE
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
20
Energy Usage
Water Usage
PROPOSED CASE
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
21
MATERIAL SPECIFICATIONS
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design
22
Energy Efficient Hotel & Events Spaces Design
Esther Kiruba Jeba Kumar 19171NB002 JBR Architecture College 2019-2021 Env. Design