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Elliott Microturbines Absorption Chiller Integrated System Development Dave Dewis.

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Presentation on theme: "Elliott Microturbines Absorption Chiller Integrated System Development Dave Dewis."— Presentation transcript:

1 Elliott Microturbines Absorption Chiller Integrated System Development Dave Dewis

2 Overview IntroductionIntroduction Elliott TA100 CHP SystemElliott TA100 CHP System Direct Fired Absorption ChillersDirect Fired Absorption Chillers System IntegrationSystem Integration Test ResultsTest Results Lessons learnedLessons learned Future WorkFuture Work Installations – Ebara MGT GroupInstallations – Ebara MGT Group

3 Introduction Commercial Launch of the TA-80 MonoGen system was geared towards support of Solution Providers and tailored installations.Commercial Launch of the TA-80 MonoGen system was geared towards support of Solution Providers and tailored installations. Complexity and redundancy has been eliminated with the launch of the TA100 CHP system while significantly reducing installation time and footprint.Complexity and redundancy has been eliminated with the launch of the TA100 CHP system while significantly reducing installation time and footprint. EESI Customers are now looking at more complex Building Integrated systems that incorporate Direct Fired Chillers.EESI Customers are now looking at more complex Building Integrated systems that incorporate Direct Fired Chillers.

4 Dimensions: Height: 78 inNet Power Output: 100 kWe (ISO) Width: 33 inThermal Output: 172 kW (net) Length: 120 inExhaust Temp. 535 deg-F (ISO) Dry Weight: 4000 lbsFuel Input Flow: 22.0 scfm ELECTRIC ACTUATOR HEAT EXCHANGER GAS COMPRESSOR RECUPERATOR POWER ELECTRONICS INTAKE SILENCER OIL HEAT EXCHANGER WITH FAN COOLING FAN ENGINE / ALTERNATOR ASSEMBLY TA100 Integrated CHP Package

5 Elliott TA100 CHP Schematic Fuel Inlet 362 kW Alternator Compressor Air Inlet Turbine Combust or Recuperator Heat Recovery Internal Gas Compressor Cold Water Inlet Hot Water Outlet Exhaust Gas Outlet Electricity 105 kW 172 kW 63 kW 22 kW Losses CHP Efficiency 75% CHP Efficiency 75% MonoGen Efficiency 29% MonoGen Efficiency 29%Microturbine At ISO conditions: At ISO conditions: 100 kW (Net) Electrical 100 kW (Net) Electrical 172 kW Hot Water 172 kW Hot Water

6 Single-Double Effect, (SDE), Absorption Chiller 35 Tons of Cooling Capacity COP = 1.03 Direct Fired Absorption Chillers Integral damper included Solution temperature monitoring as Safety Device 35 Tons of Refrigeration Internal Parasitic Load (Pumps): 1 kW 235 kW 106 kW

7 Elliott TA100 CHP –SDE Absorption Chiller Integration Overall Efficiency 63 70F Generating hot water simultaneously reduces cooling capacity of absorption chiller System Integration Electricit y Alternator Compressor Air Inlet Turbine Combustor Recuperator Heat Recovery Internal Gas Compressor Cold Water Inlet Hot Water Outlet Exhaust Gas Outlet 98 kW 235 kW 345 kW 106 kW 35 Tons

8 Double Effect, DE, Absorption Chiller 40 Tons of Refrigeration Internal Parasitic Load (Pumps): 1.3 kW 40 Tons of cooling capacity COP = 1.04 Dual Fired System (Burner) 235 kW 101 kW Direct Fired Absorption Chillers Vacuum reset two/three times a year Internally pressurized in damper by-pass Damper and damper controller are not included

9 Elliott TA100 CHP – DE Absorption Chiller Integration Overall Cycle Efficiency 67 70F Dual Fired Absorption Chiller integrated with TA100 CHP allows cooling continuously (Burner) while simultaneously creating hot water. System Integration Electricity Alternator Compressor Air Inlet Turbine Combustor Recuperator Heat Recovery Internal Gas Compressor Cold Water Inlet Hot Water Outlet 98 kW 345 kW 235 kW 101 kW 40 Tons of Refrigeration

10 Elliott TA100 CHP SDE Absorption Chiller EESI Integration System used to supply 59F air to test cell for ISO standard day testing.

11 TA100 MonoGen - DE Absorption Chiller Integration (Sodegaura Plant) Test Parameters System start-up transient. Chiller Cooling Performance at different MGT output power. Chiller Heating Performance at different MGT output power.

12 Elliott TA100 CHP - DE Absorption Chiller Integration (EESI Plant)

13 Measurement shows that it took one (1) hour to have 0 to 40 tons of cooling with burner TA100 Monogen – DE Result (Sodegaura Plant)

14 Cooling Performance TA100 Monogen – DE Result (Sodegaura Plant)

15 Heating Performance

16 Lessons Learned Overall DE system efficiency, Cooling Mode, tested at 64%Overall DE system efficiency, Cooling Mode, tested at 64% Overall DE system efficiency, Heating Mode, tested at 60%Overall DE system efficiency, Heating Mode, tested at 60% For heating purposes, TA100 CHP package operates at 75%.For heating purposes, TA100 CHP package operates at 75%. Maintenance requirements vary significantly between manufacturers and should be closely considered. Impact will depend on Customers experience.Maintenance requirements vary significantly between manufacturers and should be closely considered. Impact will depend on Customers experience. Chiller protection methodologies vary between manufacturers, that can impact operational characteristics of the system.Chiller protection methodologies vary between manufacturers, that can impact operational characteristics of the system. Chiller/CHP integration involves a totally new set of skills, Building Management integration, Water treatment, heat rejection.Chiller/CHP integration involves a totally new set of skills, Building Management integration, Water treatment, heat rejection.

17 Future Work Completing the TA100 CHP – DE Absorption Chiller installation at EESI for partial thermal load testing, and endurance testing.Completing the TA100 CHP – DE Absorption Chiller installation at EESI for partial thermal load testing, and endurance testing. Develop and optimize “integration kits” for BCHP solutions.Develop and optimize “integration kits” for BCHP solutions. Support Customer Installations to increase total system knowledge for cost, permitting, and installation improvements.Support Customer Installations to increase total system knowledge for cost, permitting, and installation improvements. Review Economic benefit of Integrating Desiccant System.Review Economic benefit of Integrating Desiccant System.

18 TA 100 (80) Monogen. + Exhaust Gas Absorption Chiller

19 TA80 Monogen. + Exhaust Gas Absorption Chiller

20 TA80 Hot Water Cogen. + Hot Water Absorption Chiller Master Control Panel

21 TA80 Hot Water Cogen. + Hot Water Absorption Chiller 3 Units inside the Soundproof Wall

22 TA80 Monogen. + Steam Boiler

23 Digestion Gas TA80 Hot Water Cogeneration

24 2004 is full of Potential Customers have caught up to the Technology The solutions they are looking for are complex It is up to “us” to deliver


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