Saving Energy Savings with HVLS Fans - tech-4 · PDF fileSaving Energy Savings with HVLS Fans...

Saving Energy Savings with HVLS FansSaving Energy Savings with HVLS Fans

J h EddJ h EddJ h EddJ h EddJosh EddyJosh EddyLEEDLEED--APAPNational Sales ManagerNational Sales ManagerBig Ass FansBig Ass Fans

Josh EddyJosh EddyLEEDLEED--APAPNational Sales ManagerNational Sales ManagerBig Ass FansBig Ass Fans

©2006 Delta T Corporation dba Big Ass Fan Company

OutlineOutline

Who is Big Ass FansWho is Big Ass FansWho is Big Ass FansWho is Big Ass Fans

HVLS fan typesHVLS fan types

How HVLS fans save energyHow HVLS fans save energy

HVLS fan typesHVLS fan types

How HVLS fans save energyHow HVLS fans save energyHow HVLS fans save energyHow HVLS fans save energy

HVLS fan applicationsHVLS fan applications

How HVLS fans save energyHow HVLS fans save energy

HVLS fan applicationsHVLS fan applications

How utilities are helpingHow utilities are helpingHow utilities are helpingHow utilities are helping

QuestionsQuestionsQuestionsQuestions


Who is Big Ass Fans?Who is Big Ass Fans?

The worlds largest manufacturer of large, The worlds largest manufacturer of large, high efficiency ceiling fanshigh efficiency ceiling fansThe worlds largest manufacturer of large, The worlds largest manufacturer of large, high efficiency ceiling fanshigh efficiency ceiling fans

Headquartered in Lexington, KYHeadquartered in Lexington, KY

Direct Regional sales representativesDirect Regional sales representatives

Headquartered in Lexington, KYHeadquartered in Lexington, KY

Direct Regional sales representativesDirect Regional sales representativesDirect Regional sales representatives Direct Regional sales representatives NationwideNationwide

40 000+40 000+ fans installed world widefans installed world wide

Direct Regional sales representatives Direct Regional sales representatives NationwideNationwide

40 000+40 000+ fans installed world widefans installed world wide40,000+40,000+ fans installed world widefans installed world wide40,000+40,000+ fans installed world widefans installed world wide


Why the Name Big Ass Fans?Why the Name Big Ass Fans?

1999 1999 –– HVLS Fan CompanyHVLS Fan Company1999 1999 –– HVLS Fan CompanyHVLS Fan Company

2001 2001 –– Debated betweenDebated between::2001 2001 –– Debated betweenDebated between::


Research & DevelopmentResearch & Development

• 35% Less Energy • High Thermal Comfortgy

• 58% Less Water

• 30% Additional Ventilation

g

• 9% Materials Reduction

• 4 – ID Credits


• 30% Recycled Content • 12 points related to BA Fans

41 Total LEED Points

Big Ass Fans Big Ass Fans –– Product LineProduct Line

ElementElementElementElement

PowerfoilPowerfoil XXPowerfoilPowerfoil XX

PowerfoilPowerfoil X PlusX PlusPowerfoilPowerfoil X PlusX Plus

PivotPivotPivotPivot


Big Ass Fans Big Ass Fans –– Product LineProduct Line

IsisIsisIsisIsis

AirGoAirGoAirGoAirGo


AirfoilsAirfoils

Custom designed airfoil (not flat blades)Custom designed airfoil (not flat blades)Maximize airflow (at all fan speeds)Maximize airflow (at all fan speeds)Minimize power consumption & noiseMinimize power consumption & noise

Custom designed airfoil (not flat blades)Custom designed airfoil (not flat blades)Maximize airflow (at all fan speeds)Maximize airflow (at all fan speeds)Minimize power consumption & noiseMinimize power consumption & noiseMinimize power consumption & noiseMinimize power consumption & noise

Powerfoil ElementPowerfoil Element

Minimize power consumption & noiseMinimize power consumption & noise

Powerfoil ElementPowerfoil ElementPowerfoil ElementPowerfoil ElementPowerfoil ElementPowerfoil Element


WingletsWinglets


ElementElementDi t d iDi t d i

Commercial vs. Industrial FansCommercial vs. Industrial FansDirect driveDirect drive<40 <40 dBadBaRedundant safety Redundant safety Redundant safety Redundant safety featuresfeaturesLow Energy UsageLow Energy Usage


ControlsControls

•Multiple fans with 1 wall control

•Low voltage cat5 cable Low voltage cat5 cable

•Standard junction box

•7.25” x 4”

•Easy-to-read display

•Easy installation


NEW NEW –– Isis Commercial FanIsis Commercial Fan

Industrial grade steel mounting hardware for durability

Compact design is sleek and attractive for commercial spaces

Onboard electronics eliminate Aerodynamic airfoil design provides Onboard electronics eliminate electrical noise and simplify installation

Aerodynamic airfoil design provides much more efficient air movement than simple flat blades



Quiet enough for use in a Quiet enough for use in a library (<40 dBA at full library (<40 dBA at full speed)speed)Fits ceilings as low as 12 ftFits ceilings as low as 12 ftFits ceilings as low as 12 ftFits ceilings as low as 12 ftFan diameters 8 ft, 9 ft, 10 Fan diameters 8 ft, 9 ft, 10 ftftWeighs under 100 lbsWeighs under 100 lbs



Moves more air than nine 52” Moves more air than nine 52” hi hhi h d ili fd ili fhighhigh--speed ceiling fansspeed ceiling fansEnergy consumption Energy consumption comparable to a refrigerator comparable to a refrigerator comparable to a refrigerator comparable to a refrigerator light bulblight bulbYearYear--round energy savingsround energy savings•• Summer savings of 10Summer savings of 10--15% by 15% by

providing a cooling breezeproviding a cooling breeze•• Winter savings of up to 25% by Winter savings of up to 25% by

gently moving warm air toward gently moving warm air toward the floorthe floor


Stratification in Heating ModeStratification in Heating Mode

Diffi lt t b l h ti d li Diffi lt t b l h ti d li Diffi lt t b l h ti d li Diffi lt t b l h ti d li Difficult to balance heating and cooling Difficult to balance heating and cooling requirements with one distribution systemrequirements with one distribution systemWarmer air rises toward the ceilingWarmer air rises toward the ceiling

Difficult to balance heating and cooling Difficult to balance heating and cooling requirements with one distribution systemrequirements with one distribution systemWarmer air rises toward the ceilingWarmer air rises toward the ceilingWarmer air rises toward the ceilingWarmer air rises toward the ceilingStratification of Stratification of 0.75 0.75 --1.0 F1.0 F°°/ft/ftWarmer air rises toward the ceilingWarmer air rises toward the ceilingStratification of Stratification of 0.75 0.75 --1.0 F1.0 F°°/ft/ft



Winter DestratificationWinter Destratification

Mixing the air from floor to ceiling allows for lower Mixing the air from floor to ceiling allows for lower averageaverage building building temperature* without loss of comfort. temperature* without loss of comfort. Mixing the air from floor to ceiling allows for lower Mixing the air from floor to ceiling allows for lower averageaverage building building temperature* without loss of comfort. temperature* without loss of comfort.

Uniform air temperature eliminates cold spots at the floor level.Uniform air temperature eliminates cold spots at the floor level.Uniform air temperature eliminates cold spots at the floor level.Uniform air temperature eliminates cold spots at the floor level.

©2006 Delta T Corporation dba Big Ass Fan Company*No change in thermostat set point!!!*No change in thermostat set point!!!*No change in thermostat set point!!!*No change in thermostat set point!!!

Winter Winter DestratificationDestratification SavingsSavings

HVLS HVLS ceiling fans can provide substantial winter energy savings from ceiling fans can provide substantial winter energy savings from destratification.destratification.HVLS HVLS ceiling fans can provide substantial winter energy savings from ceiling fans can provide substantial winter energy savings from destratification.destratification.

HVLS HVLS fans are needed to achieve air circulation without exceeding fans are needed to achieve air circulation without exceeding 40 40 fpm at head height that will result in draft complaints.fpm at head height that will result in draft complaints.HVLS HVLS fans are needed to achieve air circulation without exceeding fans are needed to achieve air circulation without exceeding 40 40 fpm at head height that will result in draft complaints.fpm at head height that will result in draft complaints.

HVLS HVLS fans at low speed offer much greater aerodynamic efficiencies fans at low speed offer much greater aerodynamic efficiencies (up to 1500 (up to 1500 cfmcfm/W) compared to smaller faster fans (300 /W) compared to smaller faster fans (300 cfmcfm/W)./W).HVLS HVLS fans at low speed offer much greater aerodynamic efficiencies fans at low speed offer much greater aerodynamic efficiencies (up to 1500 (up to 1500 cfmcfm/W) compared to smaller faster fans (300 /W) compared to smaller faster fans (300 cfmcfm/W)./W).


Should I Reverse the Fan???Should I Reverse the Fan???

Destratification = Mixing (without Draft)Destratification = Mixing (without Draft)Destratification = Mixing (without Draft)Destratification = Mixing (without Draft)

Fan LawsFan LawsRPM related to HPRPM related to HP33

Fan LawsFan LawsRPM related to HPRPM related to HP33

Example Example –– 1 hp (750 W) motor on fan1 hp (750 W) motor on fanExample Example –– 1 hp (750 W) motor on fan1 hp (750 W) motor on fan

100% Max RPM in reverse = 100% hp (750 W)100% Max RPM in reverse = 100% hp (750 W)100% Max RPM in reverse = 100% hp (750 W)100% Max RPM in reverse = 100% hp (750 W)

33% Max RPM forward = 1/3 x 1/3 x 1/3 x 1 hp33% Max RPM forward = 1/3 x 1/3 x 1/3 x 1 hp= 1/27 x 750 W= 1/27 x 750 W

33% Max RPM forward = 1/3 x 1/3 x 1/3 x 1 hp33% Max RPM forward = 1/3 x 1/3 x 1/3 x 1 hp= 1/27 x 750 W= 1/27 x 750 W


= <50 W= <50 W= <50 W= <50 W

Air Speed & Cooling EffectAir Speed & Cooling Effect

©2006 Delta T Corporation dba Big Ass Fan CompanyASHRAE Thermal Comfort Tool

Savings from Using Elevated Air Speed for Savings from Using Elevated Air Speed for 11stst Stage of CoolingStage of Cooling11stst Stage of CoolingStage of CoolingRule of ThumbRule of ThumbRule of ThumbRule of ThumbEach degree of thermostat offset saves ~1.5% to 2% of cooling energy

- Exelon Corporation5°F = 7% to 10% reduction

Each degree of thermostat offset saves ~1.5% to 2% of cooling energy- Exelon Corporation

5°F = 7% to 10% reduction

TRACE 700 Model TRACE 700 Model -- 20,000 ft20,000 ft22 BuildingBuildingTRACE 700 Model TRACE 700 Model -- 20,000 ft20,000 ft22 BuildingBuildingLocation 75F Cooling 79.7F Cooling % Reductiong g

Miami 121,290 kWh 108,735 kWh 10.35 %Houston 94,420 kWh 87,046 kWh 7.81 %

L A l 45 913 kWh 43 404 kWh 5 46 %Los Angeles 45,913 kWh 43,404 kWh 5.46 %New York 50,575 kWh 46,071 kWh 8.91 %Chicago 43,035 kWh 39,175 kWh 9.01 %


Denver 38,904 kWh 35, 147 kWh 9.66 %Minneapolis 38,147 kWh 34,799 kWh 8.78 %

Heating Savings Applications TypesHeating Savings Applications Types

Open Spaces with heatingOpen Spaces with heatingCeiling heights of 14 to 125 footCeiling heights of 14 to 125 footOpen Spaces with heatingOpen Spaces with heatingCeiling heights of 14 to 125 footCeiling heights of 14 to 125 footExample Applications:Example Applications:•• WarehousesWarehouses•• ManufacturingManufacturing

Example Applications:Example Applications:•• WarehousesWarehouses•• ManufacturingManufacturing

•• Fitness CentersFitness Centers•• Retail ShowroomsRetail Showrooms•• Fitness CentersFitness Centers•• Retail ShowroomsRetail ShowroomsManufacturingManufacturing

•• IndustrialIndustrial•• Distributions CentersDistributions Centers•• GymnasiumsGymnasiums

ManufacturingManufacturing•• IndustrialIndustrial•• Distributions CentersDistributions Centers•• GymnasiumsGymnasiums

Retail ShowroomsRetail Showrooms•• Maintenance FacilitiesMaintenance Facilities•• Office BuildingsOffice Buildings•• Sports ArenasSports Arenas

Retail ShowroomsRetail Showrooms•• Maintenance FacilitiesMaintenance Facilities•• Office BuildingsOffice Buildings•• Sports ArenasSports Arenas•• GymnasiumsGymnasiums

•• HangarsHangars•• ChurchesChurches•• Fire StationsFire Stations

•• GymnasiumsGymnasiums•• HangarsHangars•• ChurchesChurches•• Fire StationsFire Stations

Sports ArenasSports Arenas•• Grocery storesGrocery stores•• Indoor PoolsIndoor Pools•• CafeteriasCafeterias

Sports ArenasSports Arenas•• Grocery storesGrocery stores•• Indoor PoolsIndoor Pools•• CafeteriasCafeterias•• Fire StationsFire Stations

•• Water ParksWater Parks•• Lobby areasLobby areas

•• Fire StationsFire Stations•• Water ParksWater Parks•• Lobby areasLobby areas

•• CafeteriasCafeterias•• CafeteriasCafeterias


How you can help?How you can help?

RebateRebate based on gas savings.based on gas savings.•• $ per $ per ThermTherm saved ($1/saved ($1/thermtherm saved)saved)

RebateRebate based on gas savings.based on gas savings.•• $ per $ per ThermTherm saved ($1/saved ($1/thermtherm saved)saved)•• $ per fan installed ($1,000 per fan)$ per fan installed ($1,000 per fan)•• $ per fan installed ($1,000 per fan)$ per fan installed ($1,000 per fan)

IntroductionIntroduction to customers for fan application to customers for fan application site visit and free rebate savings analysis.site visit and free rebate savings analysis.IntroductionIntroduction to customers for fan application to customers for fan application site visit and free rebate savings analysis.site visit and free rebate savings analysis.

Joint Joint customer workshopscustomer workshops with utilities?with utilities?Joint Joint customer workshopscustomer workshops with utilities?with utilities?


Design AssistanceDesign Assistance

Heating Savings Estimator - Input Data

Please fax the completed form to 859-233-0139. Incomplete forms will result in a less accurate estimate. 1. Name of Facility: _____________________

2. Location of Facility (City, State): _____________________

3. Age of Facility: _____________________

4. Building Construction (e.g. Brick, Aluminum…): _____________________

5. Roof Insulation (e.g. steel deck, foam insulation R15): _____________________

6. Floor Area (Square feet): _____________________

7. Height of heating equipment above floor (feet): _____________________

8. Average distance from floor to roof deck (feet): _____________________

9. Thermostat setpoint in winter (°F): _____________________

10. Facility Use (e.g. warehouse, light industry, retail…): _____________________

11. Type of fuel used for heating (e.g. natural gas, LP…): _____________________

12. Annual heating season fuel usage (therms, ccf…): _____________________

13 Cost of fuel used during heating season ($):13. Cost of fuel used during heating season ($): _____________________

14. Type of heating equipment (e.g. forced air furnace...): _____________________

15. Age of heating equipment (years): _____________________

16. Heating Season (e.g. October 1 to March 31): _____________________

Optional


17. On a scale of 1 to 10 rate the temperature at the top of space (10 being the

hottest, 1 being the temperature 5’ above the ground): _____________________

Rebate Project ExampleRebate Project Example

374,160 sq ft Building, 65 foot ceilings374,160 sq ft Building, 65 foot ceilingsPittsburgh, CAPittsburgh, CA(12) 20’ Powerfoil Big Ass Fans(12) 20’ Powerfoil Big Ass Fans

374,160 sq ft Building, 65 foot ceilings374,160 sq ft Building, 65 foot ceilingsPittsburgh, CAPittsburgh, CA(12) 20’ Powerfoil Big Ass Fans(12) 20’ Powerfoil Big Ass Fans(12) 20 Powerfoil Big Ass Fans(12) 20 Powerfoil Big Ass FansInstallation cost = $126,000 per fan (electrical estimated) Installation cost = $126,000 per fan (electrical estimated)

Estimated gas savings fromEstimated gas savings from destratificationdestratification =151 850=151 850 ThermsTherms/year/year

(12) 20 Powerfoil Big Ass Fans(12) 20 Powerfoil Big Ass FansInstallation cost = $126,000 per fan (electrical estimated) Installation cost = $126,000 per fan (electrical estimated)

Estimated gas savings fromEstimated gas savings from destratificationdestratification =151 850=151 850 ThermsTherms/year/yearEstimated gas savings from Estimated gas savings from destratificationdestratification 151,850 151,850 ThermsTherms/year/year

Pacific Gas & Electric rebate ($1/Pacific Gas & Electric rebate ($1/thermtherm up to 80% of project)up to 80% of project)

Estimated gas savings from Estimated gas savings from destratificationdestratification 151,850 151,850 ThermsTherms/year/year

Pacific Gas & Electric rebate ($1/Pacific Gas & Electric rebate ($1/thermtherm up to 80% of project)up to 80% of project)

***Gas rebate would be 80% or $100,800 if project was fans only******Gas rebate would be 80% or $100,800 if project was fans only***

Simple Payback for customer = less then 2 heating season monthsSimple Payback for customer = less then 2 heating season months

***Gas rebate would be 80% or $100,800 if project was fans only******Gas rebate would be 80% or $100,800 if project was fans only***

Simple Payback for customer = less then 2 heating season monthsSimple Payback for customer = less then 2 heating season months


Industrial ApplicationsIndustrial Applications


Commercial ApplicationsCommercial Applications


More Information?More Information?

www.BigAssFans.comwww.BigAssFans.comwww.BigAssFans.comwww.BigAssFans.com

Catalogs

Installation Guides

Catalogs

Installation Guides

SpecificationsSpecifications

Articles

Photos

Articles

Photos

VideosVideos


Questions & Contact informationQuestions & Contact information

Contact Info:Contact Info:Contact Info:Contact Info:Josh EddyJosh EddyNational Sales ManagerNational Sales ManagerBig Ass FansBig Ass [email protected]@bigassfans.com

Josh EddyJosh EddyNational Sales ManagerNational Sales ManagerBig Ass FansBig Ass [email protected]@bigassfans.com714714--969969--8909 (office)8909 (office)714714--580580--3370 (cell)3370 (cell)

Lexington Corporate office:Lexington Corporate office:

714714--969969--8909 (office)8909 (office)714714--580580--3370 (cell)3370 (cell)

Lexington Corporate office:Lexington Corporate office:Lexington Corporate office:Lexington Corporate office:11--877877--BIG FANS (1BIG FANS (1--877877--244244--3267)3267)Lexington Corporate office:Lexington Corporate office:11--877877--BIG FANS (1BIG FANS (1--877877--244244--3267)3267)


ReferencesReferences

Aynsley, R. (2005) Saving Heating Costs in Warehouses. Aynsley, R. (2005) Saving Heating Costs in Warehouses. ASHRAE ASHRAE Journal,Journal, vol. 47, No. 12, December, 46vol. 47, No. 12, December, 46--51.51.Aynsley, R. (2005) Saving Heating Costs in Warehouses. Aynsley, R. (2005) Saving Heating Costs in Warehouses. ASHRAE ASHRAE Journal,Journal, vol. 47, No. 12, December, 46vol. 47, No. 12, December, 46--51.51.

Aynsley, R. (2005) Saving energy with indoor air movement. Aynsley, R. (2005) Saving energy with indoor air movement. The The International Journal of VentilationInternational Journal of Ventilation, Vol. 4, No. 2, Sept., 167, Vol. 4, No. 2, Sept., 167--175.175.Aynsley, R. (2005) Saving energy with indoor air movement. Aynsley, R. (2005) Saving energy with indoor air movement. The The International Journal of VentilationInternational Journal of Ventilation, Vol. 4, No. 2, Sept., 167, Vol. 4, No. 2, Sept., 167--175.175.



ANSI/ASHRAE Standard 55ANSI/ASHRAE Standard 55--2004 2004 Thermal Environmental Conditions Thermal Environmental Conditions for Human Occupancyfor Human OccupancyANSI/ASHRAE Standard 55ANSI/ASHRAE Standard 55--2004 2004 Thermal Environmental Conditions Thermal Environmental Conditions for Human Occupancyfor Human Occupancy

ASHRAE Handbook of FundamentalsASHRAE Handbook of Fundamentals, 2005, Chapter 8, Indoor , 2005, Chapter 8, Indoor Environmental Health, pp. 8.1 Environmental Health, pp. 8.1 –– 8.208.20ASHRAE Handbook of FundamentalsASHRAE Handbook of Fundamentals, 2005, Chapter 8, Indoor , 2005, Chapter 8, Indoor Environmental Health, pp. 8.1 Environmental Health, pp. 8.1 –– 8.208.20

ASHRAE (1998) ASHRAE (1998) Field studies of thermal comfort and adaptationField studies of thermal comfort and adaptation, , ASHRAE Technical Data Bulletin, Vol.14ASHRAE Technical Data Bulletin, Vol.14, No.1. Atlanta: American , No.1. Atlanta: American Society of Heating, Refrigerating and AirSociety of Heating, Refrigerating and Air--Conditioning Engineers, Inc. Conditioning Engineers, Inc.

ASHRAE (1998) ASHRAE (1998) Field studies of thermal comfort and adaptationField studies of thermal comfort and adaptation, , ASHRAE Technical Data Bulletin, Vol.14ASHRAE Technical Data Bulletin, Vol.14, No.1. Atlanta: American , No.1. Atlanta: American Society of Heating, Refrigerating and AirSociety of Heating, Refrigerating and Air--Conditioning Engineers, Inc. Conditioning Engineers, Inc. y g, g gy g, g g g g ,g g ,pp.156.pp.156.

y g, g gy g, g g g g ,g g ,pp.156.pp.156.



OSHA Technical ManualOSHA Technical Manual, Section III: Chapter 4, on web at , Section III: Chapter 4, on web at www.osha.govOSHA Technical ManualOSHA Technical Manual, Section III: Chapter 4, on web at , Section III: Chapter 4, on web at www.osha.gov

Wyndham,C. and Strydom, N. (1965) Wyndham,C. and Strydom, N. (1965) The effect of environmental The effect of environmental heat on comfort, productivity and health of workmen.heat on comfort, productivity and health of workmen. South South African Mechanical EngineerAfrican Mechanical Engineer May 208May 208--221221

Wyndham,C. and Strydom, N. (1965) Wyndham,C. and Strydom, N. (1965) The effect of environmental The effect of environmental heat on comfort, productivity and health of workmen.heat on comfort, productivity and health of workmen. South South African Mechanical EngineerAfrican Mechanical Engineer May 208May 208--221221African Mechanical EngineerAfrican Mechanical Engineer, May, 208, May, 208 221.221.

Khedari, J., Yamtraipat, N., Pratintong, N., and Hinrunlabbh, J. (2000) Khedari, J., Yamtraipat, N., Pratintong, N., and Hinrunlabbh, J. (2000) Thailand ventilation comfort chart. Thailand ventilation comfort chart. Energy and Buildings Vol. 32, pp. Energy and Buildings Vol. 32, pp.

African Mechanical EngineerAfrican Mechanical Engineer, May, 208, May, 208 221.221.

Khedari, J., Yamtraipat, N., Pratintong, N., and Hinrunlabbh, J. (2000) Khedari, J., Yamtraipat, N., Pratintong, N., and Hinrunlabbh, J. (2000) Thailand ventilation comfort chart. Thailand ventilation comfort chart. Energy and Buildings Vol. 32, pp. Energy and Buildings Vol. 32, pp. gy g , ppgy g , pp245245--249249

gy g , ppgy g , pp245245--249249


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