Midtown Manhattan

• 1.3 million square foot commercial office building,

• Reshaped the building cooling load profile by controlling zone temperatures in one-third of the occupied space.

• Reduced HVAC peak demand by 30%.  Reduced day-time HVAC energy use by 350 MWh (or 19.4%) with a pre-occupancy charge of 75 MWh.  Reduced energy price/volume risk.

• Improved performance in the NYISO SCR Demand Response Program, the ConEd DLRP Program, and the NYISO capacity tag.

• Anticipated the opportunities and challenges presented by the NY CLCPA, the NYC LL97, and the ConEd Non-Wires Program.

  Sears World Headquarters

• 2.3 million square foot, 7 building commercial office campus.

• Reshaped the building cooling load profile by controlling 1.1 million square feet.

• Reduced the PJM capacity tag by 2.6 MW.  Reduced day-time HVAC energy use by 415 MWH with a pre-occupancy charge of 100 MWh.  Reduced energy price/volume risk.

• Challenge -- 2018 was the 2nd hottest Chicago cooling season in 60 years. 

  Willis Tower

• 4 million square foot commercial office building,

• Reshaped the building cooling load profile by controlling 13 of 96 floors, roughly 20% of the occupied space.

• Reduced peak demand by 2 MW.  Reduced day-time HVAC energy use by 1,530 MWh with a pre-occupancy charge of 630 MWh.  Reduced energy price/volume risk.

• Automated participation in the PJM Economic Demand Response Program on 62 weekdays over 4 months.

• For more, see this U.S. DOE website.    

  Chicago Loop

• 800,000 square foot commercial office building,

• Reshaped the building cooling load profile by controlling all 40 floors.

• Reduced HVAC monthly peak demand and energy use 20%.

• Implemented AHU and chiller staging strategies.