Industrial Ammonia Heat Pumps - Harness Your Heat, Don’t Reject It! Sam Gladis Business Director – Industrial Heat Pumps

2 Our Brand Promise Emerson is where technology and engineering come together to create solutions for the benefit of our customers, driven without compromise for a worldinaction.

3 Retail Services

4 Natural Gas CompressionIndustrial Refrigeration Beverage Processing Cold Storage Ice Rinks Fishing Vessels Food Processing Chemical Processing Landfill Gas Recovery Bio Gas Gas Gathering Flare Gas Recovery Vilter Served Markets & Applications

5 What is a Heat Pump? EVAPORATOR CONDENSER COMPRESSOR EXPANSION DEVICE

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7 Conventional Processing Plant Refrigeration heat rejected as waste Consumed resources - Fan & pump energy - Water - Sewer - Treatment chemicals - Fossil fuels Inefficient boilers / heaters High CO 2 emissions

8 Energy & Cost Efficient Processing Plant Optimized energy resources Improved sustainability Less water consumption Low CO 2 emissions Very low energy intensity and operating costs

9 COP : Fossil Fuel Boiler 100 Units of Useable Heat 154 Units of Consumed Fuel = 0.65 COP EfficiencyLoss UseableHeat Purchased Fossil Fuel

10 Industrial Energy Costs

11 COP : Heat Pump UseableHeat Compressor Energy WasteHeat MotorInefficiency 100 Units of Useable Heat 17 Units Compressor Energy = 6.0 COP

12 Industrial Energy Costs

13 Industrial Energy Costs

14 Heat Pump Applications Driven by Savings 80% 65% 97% 82% 97% Water Heating Energy Efficiency +500%

15 (circa 2008) Limitations – Ammonia Heat Pumps Compressors are Limited by Pressure (circa 2008) Twin Screw High Bearing Loads Challenged at High Pressures Single Screw Balanced Loads Suited for High Pressures

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17 High Pressure Single Screws in Gas Compression Suction Discharge Landfill Methane Recovery Pacific Northwest 17 Single Screw Compressors 5 Operating Pressures

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20 Emerson / Vilter’s New Technology and Innovation Center

21 Scavenging Heat Pump - Refrigeration CompressorsCondensers Heat Pump Receiver

22 Scavenging Heat Pump - Hot Water Hot Water Storage Tank Direct Contact Hot Water Heater (PRIMARY) 62°F 145°F

23 Scavenging Heat Pump - Hot Water Hot Water Storage Tank Direct Contact Hot Water Heater (BACKUP) 62°F 145°F Heat Pump 62°F 145°F

24 Scavenging Ammonia Heat Pump for Meat Processing - USA Direct Contact Water Heating 60,115,909 MBH/year 97 % Efficiency $7.00/1000 MBH 61,975,164 MBH/year Annual Oper. Cost = $433,826 Heat Pump Water Heating 3,518,946 kWh/year 96% Motor Efficiency $.045/kWh 3,665,569 kWh/year Annual Oper. Cost = $164,951 Annual Energy Cost Savings = $433,826 - $164,951 = $268,875 Annual Energy Cost Savings

25 Scavenging Ammonia Heat Pump for Meat Processing - USA VSSH-451 delivers: 170 GPM Water at 145°F +$31/hour savings

26 Self-Contained Ammonia Heat Pump i.e. for Chocolate Processing – England (2) VSSH-451 deliver: 470 tons of cooling 135 GPM of 140°F water +$85/hour savings

27 Condensing Unit Ammonia Heat Pump for Poultry Processing - Chile (2) VSSH-1201’s deliver: 608 tons at +14°F suction 348 GPM of 126°F water +$100/hour savings

28 Stand-Alone Ammonia Heat Pump for District Heating – Drammen, Norway

29 Stand-Alone Ammonia Heat Pump for District Heating – Drammen, Norway Heat Source – Water from fjord of the North Sea – Summer: 46°F (8°C) – Winter: 43°F (6°C) Process Heating – 48 MMBtu = 48,000 MBH (14MW) – District Heating Loop from 140°F (60°C) to 194°F (90°C) Three (3) Independent Two-Stage Ammonia Systems Overall COP: 3.15 (~ 15% Higher than Centrifugals w/ R-134a)

30 Stand-Alone Ammonia Heat Pump for District Heating – Drammen, Norway

31 Scavenging Ammonia Heat Pump Friendly Neighbors – Norway Scavenging Heat Pump 19.4 mil Btuh (5.7 MW) of Heat Suction from 100°F to produce 136°F water to Greenhouse (800k ft 2 ) COP = 9 5 times lower cost vs. gas Then to 162°F for Future Neighbors, 5.5 COP $1.5mil Incremental Cost $600k Profit from Sale of Hot Water 2.5 Year Simple Payback

32 The Perfect Storm: Seizing the Opportunity Environment Energy Efficiency Natural Refrigerant Technology Economy

33 Thank You! The Best Time to Seize an Opportunity?