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VSD Incentives and Applications. Amaan Laheri, KEMA. Agenda. Energy efficiency and Variable Speed Drives (VSD) New prescriptive VSD incentive application for : Chillers Fans Pumps Air Compressors Ineligible measures Q & A. Energy Efficiency and VSD.
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VSD Incentives and Applications Amaan Laheri, KEMA
Agenda • Energy efficiency and Variable Speed Drives (VSD) • New prescriptive VSD incentive application for : • Chillers • Fans • Pumps • Air Compressors • Ineligible measures • Q & A
Energy Efficiency and VSD • How can a VSD improve energy efficiency? • How is the VSD controlled?
Now Prescriptive – VSDs on: • Fan or pump motors, 200 HP or less: $60 per HP • Chillers, $25 per HP • Air compressors<100 HP, $100 per HP
Up to 100 HP 101 HP to 200 HP Over 200 HP Custom Application
VSDs on Fan, Pump or Air Compressor Motors Supply fan 1&2 SFA DD BI 5814 60 2 $60 $7,200 Return fan 1&2 RFA DD DP 5814 40 2 $60 $4,800 Chiller #7 ONF 8760 960 1 $25 $24,000 Air Compressor #3 ACP N/A TWS 581450 1 $100 $5,000 AHU SF#10 SFA IGV BI 8,760 125 1 $60 $7,500 $
Motors Over 100 HP AHU SF-10 Labs, offices, classrooms Conditioned air in labs, offices, & classrooms B1 – air foil 125 92% AFC-124b Acme Fan Co. 4 in H2O 75,000 cfm Inlet guide vanes 3 in H2O
24/7 24/7 N/A N/A 0.89 54.6 128 277
Varies 3 in H2O 57.8 876 35.2 3942 23.1 3942 55.0 876 50.6 3942 47.3 3942 8760 3760 Estimated
Specifications • Existing throttling devices such as inlet vanes, bypass dampers, and throttling valves must be permanently removed or disabled. • VSD must be installed with automatic control technology.
Not Eligible for Incentives • VSDs installed on equipment that operates less than 1,200 hours per year • Replacements of existing VSDs • VSDs installed on redundant/backup motors • VSDs installed in place of multi-speed flow control equipment (such as two-speed cooling tower fans) • VSDs installed in place of variable pitch blade flow control equipment • VSDs installed for the purpose of “soft-starting” motors • VSDs installed on pumps where affinity laws are not in effect, such as positive displacement pumps
Where to find the New Application www.ComEd.com/bizincentives
ComEdSmartIdeas@KEMA.com Program questions (888) 806-2273 Fax: 1-630-480-3436 Outreach Team 630-480-3434 www.ComEd.com/bizincentives Program information Application forms Policy and Procedures Manual For More Information