LEED & TRANE. China GTP. By Xijing Zhao

Transcription

1 LEED & TRANE China GTP By Xijing Zhao

2 LEED Green Building Rating System LEED: Leadership in Energy and Environmental Design Consensus-based, national standard for developing high-performance, sustainable buildings Introduced and administered by U.S. Green Building Council Voluntary, point-based rating system Measures: Sustainable site development Water savings Energy efficiency Materials selection Indoor environmental quality 2

3 Four Levels of LEED 3 Source: U.S. Green Building Council

4 LEED 2009 Rating System Registered projects earn prerequisite and voluntary credit points Must meet/exceed all prerequisites for certification Four levels of certification Certified points Silver points Gold points Platinum 80+ points 4 Insert LEED Footer 2009

5 LEED 2009 Rating System 8 prerequisites to qualify PLUS credits available points Sustainable sites 8 26 Water efficiency 3 10 Energy and atmosphere 6 35 Materials and resources 7 14 Indoor environmental quality 8 15 Innovation and design process 2 6 Regional pts Bonus 5 Insert Earn points Footer toward LEED certification

6 Sustainable Sites Goals Develop only appropriate sites Reuse existing buildings and/or sites Protect natural and agricultural areas Reduce need for automobile use Protect and/or restore sites 6

7 Water Efficiency Goals Reduce the quantity of water needed for the building. Reduce municipal water supply and treatment burden. 7

8 Energy and Atmosphere Goals Establish energy efficiency and system performance Optimize energy efficiency Support ozone protection protocols Encourage renewable and alternative energy sources 8

9 Materials and Resources Goals Reduce the amount of materials needed. Use materials with less environmental impact. Reduce and manage waste. 9

10 Indoor Environmental Quality Goals Establish good indoor air quality Eliminate, reduce, manage the sources of indoor pollutants Ensure thermal comfort and system controllability Provide for occupant connection to the outdoor environment 10

11 Innovation & Design Process Intent To provide design teams and projects the opportunity to achieve exceptional performance above the requirements set by the LEED Green Building Rating System and/or innovative performance in Green Building categories not specifically addressed by the LEED Green Building Rating System. 11

12 Regional Priority Credits Intent To provide an incentive for the achievement of credits that address geographically specific environmental priorities 12

13 For LEED NC Points distribution Sustainable Site Water Efficiency % Energy & Atmosphere Material & Resources % Indoor Environmental Quality Innovation & Design Process 5 6 Regional Bonus 4 35% 15% 10 pt extra 13

14 Where Trane Can Help 8 prerequisites to qualify PLUS available points Trane assisted Sustainable sites 26 Water efficiency 10 6 Energy and atmosphere Materials and resources 14 Indoor environmental quality 15 9 Innovation and design process 6 3 Regional Insert Earn points Footer toward LEED certification

15 Water Efficiency LEED checklist Prereq. Water use reduction 1 req d Credits Points Water efficient landscaping Innovative wastewater 2 2 technologies Water use reduction Total 10 new in LEED 2009 How Trane can help Recover condensate from HVAC system TRACE 700 software to estimate condensate recovery Track water usage/cost with Tracer Summit and Energy Services Earn up to 6 points 15

16 Energy & Atmosphere LEED checklist Prereq. Fundamental building 1 req d energy systems commissioning Minimum energy 2 req d performance Fundamental refrigerant 3 req d management Credits Points Optimize energy performance On-Site renewable energy Enhanced commissioning 3 2 Enhanced refrigerant 4 2 management Measurement & 5 3 verification Green power 6 2 Total How Trane can help Integrated control systems assist with commissioning and M&V by monitoring, analyzing, logging, & reporting system performance High-efficiency equipment, systems & control strategies that exceed ASHRAE 90.1 requirements TRACE 700 design/ analysis software to show eligibility for energy performance points Earn up to 35 points

17 LEED NC 2009 : EAc1 Optimize energy performance Option 1: whole building energy simulation Mandatory provision (5.4, 6.4, 7.4, 8.4, 9.4, and 10.4) Baseline building complies with Appendix G Building PRM 12% better than for new construction, 8% better for existing building; 2% increment, one more point Option 2: prescriptive compliance path ASHRAE AEDG for small office buildings 2004 ASHRAE AEDG for small retail buildings 2006 ASHRAE AEDG for small warehouses and self-storage buildings Option 3: prescriptive compliance path Advanced Buildings Core Performance Guide Every three strategies implemented, one more point 19 pts 1 pt pts 17

18 energy & atmosphere Optimize performance New construction Existing building renovation 12% 8% 1 14% 10% 2 16% 12% 3 18% 14% 4 20% 16% 5 22% 18% 6 24% 20% 7 26% 22% 8 28% 24% 9 30% 26% 10 32% 28% 11 34% 30% 12 36% 32% 13 38% 34% 14 40% 36% 15 42% 38% 16 44% 40% 17 46% 42% 18 48% 44% 19 LEED points 18 Insert EAc1 points Footerstructure

19 Energy & Atmosphere High-efficiency equipment EarthWise low-flow, low-temperature systems Energy-conscious system options Geothermal Cogeneration Airside and waterside energy recovery Optimized system control Demand-controlled ventilation Chiller cooling tower operation Pump/fan pressure optimization Ventilation/supply air/chilled water/hot water reset Optimal start/stop Time of day scheduling 19 Insert Strategies Footer to high energy performance

20 Innovative HVAC system concepts Multiple solutions, no one size fits all Depends on building purpose and performance requirements Take holistic approach for overall optimization Starts with design, energy analysis by modeling Select the most energy efficient system Optimize system operations with integrated controls Planned maintenance ensures that system runs efficiently for life Retrofit existing buildings Improve energy efficiency up to 50% Restaurant Retail Hotel Office Industry Healthcare Government 20 Run your building more efficiently

21 Use super HE chillers Technological features 3-stage compressor with economizer Direct drive High efficiency refrigerant Series counter flow duplex compressors WD System Efficiency = WD RE 1-Stage WD 21

22 EarthWise TM System $ piping +$ air handlers +$ +$ chillers $ ductwork controls +$ (*) Compared to conventional designs Three principles Low flow Low temperature High efficiency Multiple benefits Less material cost Lower energy consumption Superior comfort Quiet work space Protection of building assets Green Building Showcase for China s State Environmental Protection Administration 22

23 Variable Primary Flow Benefits Lower capital investment Less floor space Improved reliability Greater design flexibility DP (typical) variable-flow pumps 23 control valve

24 Geothermal Heat-Pump System System design Pros: Free source of stored energy Infinite storage capacity No maintenance No cooling tower, boiler Reduces energy and resulting costs Reduces emissions Cons: Suitable ground & space demands for ground piping Higher first cost 24 Wuxi Fortune Plaza Reduced energy consumption, cost and emissions

25 Thermal / Ice Storage System Pros: Reduces energy costs,shifts equipment operation to off-peak hours Reduces airside costs, both capital and operatin,permits colder supply air Cons: Space demands for storage tanks Higher first cost World Trade Center Beijing 25 Reduced on-peak electricity usage & demand

26 Daylighting Use natural lighting Reduces electrical energy consumption May enhance productivity. Add daylighting to proposed design 26

27 Fan Pressure Optimization communicating BAS duct pressure VAV damper position From 28-June-2000 ENL broadcast, Advanced System Control Strategies 27

28 static pressure (in. wg) VAV Supply Fan Modulation fan performance curve fan modulation curve B new system resistance curve system resistance curve A 28 airflow (cfm)

29 Ventilation Reset Dynamic system OA control RA central station air handler with controls Total supply airflow OA SA Reset outdoor airflow communicating BAS Critical space identified Sys vent efficiency New OA setpoint) DDC/VAV terminals Required ventilation Supply airflow Calculated ventilation fraction From 28-June-2000 ENL broadcast, Advanced System Control Strategies 29

30 chiller plant power, kw Chiller tower optimization Shaded areas = Optimal setpoint 1550 tons: 65 F WB tons: 59 F WB 730 tons: 54 F WB condenser water setpoint, F 31

31 pump head, % Pump optimization pump Pressure reset control DP pump control 60 design point 40 DP set-pt water flow, % 33

32 Indoor Environmental Quality LEED checklist Prerequisite Minimum IAQ 1 performance req d Environmental tobacco 2 smoke control req d Credits Points OA delivery monitoring 1 1 Increased ventilation 2 1 Construction IAQ management plan 2 Low-emitting materials Indoor chemical & 5 pollutant source control 1 Controllability of systems Thermal comfort Daylight & views Total 15 How Trane can help Control strategies, equipment, systems, analysis software, expertise that help meet or exceed IEQ requirements Traq dampers to monitor and control outdoor air TRACE Summit and Energy Services used to incorporate & monitor CO2 sensors to maintain optimal IAQ Earn up to 9 points 35

33 Indoor Environmental Quality TRACE 700 software for ASHRAE Std design calculations Traq dampers to monitor and control outdoor air Tracer Summit building automation system Monitor ventilation rate 36 Schedule equipment operation during flushout period Log duration and conditions during flushout Schedule operation areas so only portions of the building must be cooled or heated Thermal comfort control Trane can help maintain & document building performance

34 Innovation & Design Process LEED checklist Credits Points Innovation in design LEED Accredited 2 1 Professional Total 6 How Trane can help EarthWise application Graphic interface in Tracer Summit to enhance learning and use it as teaching tool Application expertise to optimize system design, control, and performance Our sales force includes more than 450 LEED APs Earn up to 3 points 37

35 Talent Pool How Trane Helps LEED AP 562 Trane LEED APs List from GBCI s website (as of 1/3/2010) Trane: 562(APR: 28) Johnson Controls/York: 709 Carrier: 236 McQuay: 14 Honeywell: 69 Siemens: 106 Daikin: 3 Initiatives/LEED/AccreditationProfile-FAQ.doc 38 Trane leads the industry

36 Regional Priority Credits LEED checklist Credits Points Regional Priority Credit Total 4 How Trane can help Many of Trane sales managers and engineers are involved in the local and regional chapters to help steer the regional points. Earn up to 1 points 39

37 THANK YOU! 40