3,542 o F 3,542 o F 120 o F 50 o F N ATURAL GAS USE - 75% 1.5 - PowerPoint PPT Presentation

3,542 o F

3,542 o F 120 o F 50 o F

N ATURAL GAS USE - ⇓ 75% 1.5 MILLION THERMS /Y R . ⇓

6,348,000 kWh/yr.

BTUs 25,000,000,000 20,000,000,000 15,000,000,000 Exported/yr. 10,000,000,000 5,000,000,000 0 1 2

BTUs 25,000,000,000 20,000,000,000 15,000,000,000 Imported/yr. Exported/yr. 10,000,000,000 5,000,000,000 0 1 2

Telephone Switching

Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

Elevator Equipment Telephone Switching Computer Servers

The Science Museum of Minnesota has reduced its purchases of heat energy by how much through its recent exergy retrofit? A. 25% B. 33% C. 50% D. 75%

The Science Museum of Minnesota has reduced its purchases of heat energy by how much through its recent exergy retrofit? A. 25% B. 33% C. 50% D. 75%

Science Museum of Minnesota Hot Water + Steam Expense 80,000 70,000 60,000 50,000 $ 2013 40,000 30,000 20,000 10,000 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Science Museum of Minnesota Hot Water + Steam Expense 80,000 70,000 60,000 50,000 2013 $ 40,000 2015 30,000 20,000 10,000 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Science Museum of Minnesota Hot Water + Steam Expense 80,000 70,000 60,000 50,000 2013 $ 2015 40,000 2016 30,000 20,000 10,000 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Science Museum of Minnesota Cooling Use Expense 30,000 25,000 20,000 $ 2013 15,000 10,000 5,000 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Science Museum of Minnesota Cooling Use Expense 30,000 25,000 20,000 2013 $ 2015 15,000 10,000 5,000 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Science Museum of Minnesota Cooling Use Expense 30,000 25,000 20,000 2013 $ 2015 15,000 2016 10,000 5,000 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

KWhs/Yr. 8,000,000 7,000,000 6,000,000 Recommissioning 2010 5,000,000 4,000,000 Past 12 months 3,000,000 Forecast 2,000,000 1,000,000 0

O THER C OMPLEMENTARY B UILDING I MPROVEMENTS

O THER C OMPLEMENTARY B UILDING I MPROVEMENTS • Direct digital controls upgrade

O THER C OMPLEMENTARY B UILDING I MPROVEMENTS • Direct digital controls upgrade • CO 2 demand ventilation

O THER C OMPLEMENTARY B UILDING I MPROVEMENTS • Direct digital controls upgrade • CO 2 demand ventilation • Pneumatic damper actuation conversion

O THER C OMPLEMENTARY B UILDING I MPROVEMENTS • Direct digital controls upgrade • CO 2 demand ventilation • Pneumatic damper actuation conversion • Continuous commissioning program

Cost, Savings and Return on Advanced Heat Recovery $900,000 Purchase, installation and commissioning of heat recovery equipment

Cost, Savings and Return on Advanced Heat Recovery $900,000 Purchase, installation and commissioning of heat recovery equipment $200,000 Estimated annual savings

$400,000 CSimple Payback Schedule for Science Museum of Minnesota Energy Retrofit $200,000 $0 2014 2015 2016 2017 2018 2019 -$200,000 -$400,000 -$600,000 -$800,000 -$1,000,000

• factory workers,

• factory workers, • truck drivers,

• factory workers, • truck drivers, • riggers,

• factory workers, • truck drivers, • riggers, • concrete workers,

• factory workers, • truck drivers, • riggers, • concrete workers, • electricians,

• factory workers, • truck drivers, • riggers, • concrete workers, • electricians, • pipefitters,

• factory workers, • truck drivers, • riggers, • concrete workers, • electricians, • pipefitters, • software technicians,

• factory workers, • truck drivers, • riggers, • concrete workers, • electricians, • pipefitters, • software technicians, • and many others….

U.S. Energy improvements since 2008 Costs Use • LED lights 90% 195X Source: U.S. DOE

U.S. Energy improvements since 2008 Costs Use • LED lights 90% 195X Solar energy 60% 20X Source: U.S. DOE

U.S. Energy improvements since 2008 Costs Use • LED lights 90% 195X Solar energy 60% 20X Wind energy 40% 3X Source: U.S. DOE

Thank you Patrick Hamilton Director, Global Change Initiatives Science Museum of Minnesota @PatrickHamilto2 phamilton@smm.org 651-221-4761