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Sez presentation-6

  1. 1. Sustainable Development of SEZ’S Tanmay Tathagat & Sachin Rastogi Environmental Design Soultions Environmental Design Solutions
  2. 2. Integrated Design Approach 15 June 09 Environmental Design Solutions Sustainable Development Partners Building Owners Builders/Contractors Manufacturers Architects/Engineers Building Users
  3. 3. Integrated Design for Sustainability 15 June 09 Environmental Design Solutions
  4. 4. <ul><li>Energy </li></ul><ul><ul><li>Performance Targets for Buildings: </li></ul></ul><ul><li>Optimised orientation </li></ul><ul><li>Micro-climate control to avoid heat Island </li></ul><ul><li>Daylighting (>90% Daylit spaces) </li></ul><ul><li>100% shaded Glazing during summer (April-October) </li></ul><ul><li>Natural ventilation Potential in transition spaces </li></ul><ul><li>Minimal Heat Gain through building envelope (50% better than ASHRAE 90.1 2007 an ECBC envelope standards) </li></ul>15 June 09 Environmental Design Solutions
  5. 5. <ul><ul><li>Performance Targets for Buildings: </li></ul></ul><ul><li>Compliance check with ECBC for the following: </li></ul><ul><ul><li>Envelope </li></ul></ul><ul><ul><li>Lighting </li></ul></ul><ul><ul><li>HVAC systems </li></ul></ul><ul><li>District heating and Cooling system </li></ul><ul><li>Energy Efficient External and Internal lighting </li></ul>15 June 09 Environmental Design Solutions <ul><li>1. Illuminance Levels </li></ul><ul><ul><li>As per NBC 350 Lux average </li></ul></ul><ul><ul><li>Lighting Load (<0.7 W/sft for offices) </li></ul></ul><ul><ul><li>Suspended direct indirect light fittings </li></ul></ul><ul><ul><li>Desk and furniture mounted task light </li></ul></ul>
  6. 6. 15 June 09 Environmental Design Solutions <ul><ul><li>Performance Targets for Buildings: </li></ul></ul><ul><li>Comfort Conditions </li></ul><ul><ul><li>27C cooling set point (Japan has mandated this) </li></ul></ul><ul><ul><li>Integrating Ceiling Fans with HVAC for improved comfort </li></ul></ul><ul><li>HVAC Load </li></ul><ul><ul><li>400+ sft/TR </li></ul></ul><ul><ul><li>HVAC equipment efficiencies to exceed the ASHRAE 90.1 2007 Standards </li></ul></ul><ul><li>Equipment Use and Electrical Load </li></ul><ul><ul><li>Reduce energy use for computers </li></ul></ul><ul><ul><li>Flywheel based UPS </li></ul></ul><ul><li>Overall energy use can be as little as than 90 kWh/m2/year </li></ul>
  7. 7. Renewable Energy 15 June 09 Environmental Design Solutions <ul><li>Carbon Neutral (through on site + off site energy) </li></ul><ul><ul><li>Zero Net Energy for Lighting (through On-Site generation) </li></ul></ul><ul><ul><ul><ul><li>PV systems integrated in design </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Micro/ Macro Wind turbines </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Biogas/Biomass (Kitchen waste + STP output + landscape Waste) </li></ul></ul></ul></ul><ul><li>Positive Life Cycle cost of all investments </li></ul><ul><ul><ul><ul><li>Energy Systems (Except renewable to have a payback of less than 5 years </li></ul></ul></ul></ul>
  8. 8. <ul><li>Water </li></ul><ul><li>Water use reduction –Efficient and low flow </li></ul><ul><li>water fixtures </li></ul><ul><li>100% rooftop Rainwater Storage & Recycling </li></ul><ul><li>Surface rainwater to be filtered and sent to aquifer </li></ul><ul><li>100% STP water to reused on site </li></ul>15 June 09 Environmental Design Solutions
  9. 9. <ul><li>Waste </li></ul><ul><li>Minimise waste production by awareness </li></ul><ul><li>programmes </li></ul><ul><li>Dedicated, easily accessible and adequate </li></ul><ul><li>communal waste storage areas </li></ul><ul><li>Zero Waste </li></ul><ul><ul><li>During Construction </li></ul></ul><ul><ul><li>Post construction, Construction waste management plan to be implemented </li></ul></ul><ul><ul><ul><li>Waste collection and segregation at source </li></ul></ul></ul><ul><ul><ul><li>Treatment of Organic waste on-site </li></ul></ul></ul><ul><ul><ul><li>Rest including e-waste to be sent for off-site recycling </li></ul></ul></ul>15 June 09 Environmental Design Solutions
  10. 10. <ul><li>Transportation </li></ul><ul><li>Pedestrian friendly and walkable development </li></ul><ul><li>Efficient and easy accessible public transportation </li></ul><ul><li>Low/Zero e-vehicles for private car pools and public transportation on site </li></ul><ul><li>Alternative fuel station within the development </li></ul><ul><li>Mass transit for 90% of the occupants </li></ul><ul><li>Community and Public utility services provided onsite </li></ul>15 June 09 Environmental Design Solutions
  11. 11. <ul><li>Ecology </li></ul><ul><li>Water efficient landscaping </li></ul><ul><li>Conservation of existing natural landscape </li></ul><ul><li>Conservation of existing natural aquifers </li></ul><ul><li>Re-charge ground water table </li></ul>15 June 09 Environmental Design Solutions
  12. 12. <ul><li>Social–Economic </li></ul><ul><li>Promote work and living culture within the same site </li></ul><ul><li>Community outreach and involvement </li></ul><ul><li>Local food production </li></ul>15 June 09 Environmental Design Solutions
  13. 13. Energy Efficiency Impact 15 June 09 Environmental Design Solutions <ul><li>Renewable Energy onsite ~ 1.2 MW </li></ul><ul><li>This will reduce the grid energy use of the project further by 6-8% </li></ul><ul><li>Resulting in total energy savings of 45-47% over the ASHRAE 90.1 2007 baseline </li></ul><ul><li>Server room energy use is also optimized to match the overall building savings level </li></ul><ul><li>Total energy savings ~ 8 million kWh/year </li></ul><ul><li>~ 7000 Tons of CO2 emission avoided directly </li></ul>CASE STUDY 1: GREEN SPACES SUSTANABLE DESIGN   Lights Equip. Heating Cooling Total ASHRAE 90.1 2007 baseline 7,882,734 3,743,084 3,703 9,185,278 20,814,800 Proposed Case 4,437,731 3,743,084 0 4,569,703 12,750,518 % Savings 44% 0% 100% 50% 39%
  14. 14. 15 June 09 Environmental Design Solutions CASE STUDY 2: MAYTAS HILL COUNTY Electrical End-use Totals (kWh) The Proposed case building incorporating various energy efficiency measures shows 55.8 % energy savings per year or 22,696,140 KWh per year over the Typical building. Table : Electrical Use Summary-Typical Case and Proposed Case buildings Alternative Lights Equip. Heating Cooling Tower Pumps Fans Ext. Lights Ext. Equip. Total % savings over Typical Bldg Typical Bldg 7,295,505 5,531,316 581,694 8,734,920 2,964,039 525,416 12,417,600 21,076 2,595,888 40,667,460   Optimized Bldg 4,615,356 5,531,316 32,422 2,834,260 1,094,936 365,516 880,552 21,076 2,595,888 17,971,320 55.8%
  15. 15. 15 June 09 Environmental Design Solutions The proposed case showed an energy saving of 22.34 % over the ASHRAE Budget building The proposed building is able to achieve 39.39% gas savings over the ASHRAE Budget building. CASE STUDY 3: METROVALLEY S. No. Energy Conservation Measure Lighting Equipment Cooling Tower Secondary Pumps Fans Total Energy Use (kWh/Yr) Saving over typical base building 1 Typical Base Case 4,755,598 7,133,508 7,264,992 4,168,708 15,192 1,059,655 24,397,650 2 Proposed Case 3,804,644 7,133,508 4,830,557 2,216,965 7,067 952,824 18,945,560 22.34% Alternative Heating Hot Water Total Ashrae Base Case - Natural Gas (Therm) 62,986 432 63,418 Proposed case - Natural Gas (Therm) 38,003 432 38,435 Savings Over Base Case     39.30%
  16. 16. Thanks 15 June 09 Environmental Design Solutions
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