Embed Size (px)
DESCRIPTION
Elliott Microturbines Absorption Chiller Integrated System Development. Dave Dewis. Overview. Introduction Elliott TA100 CHP System Direct Fired Absorption Chillers System Integration Test Results Lessons learned Future Work Installations – Ebara MGT Group. Introduction. - PowerPoint PPT Presentation
Citation preview
Elliott MicroturbinesElliott Microturbines
Absorption Chiller Integrated Absorption Chiller Integrated System DevelopmentSystem Development
Dave DewisDave Dewis
OverviewOverview• 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
IntroductionIntroduction• Commercial Launch of the TA-80 Commercial Launch of the TA-80
MonoGen system was geared towards MonoGen system was geared towards support of Solution Providers and tailored support of Solution Providers and tailored installations.installations.
• Complexity and redundancy has been Complexity and redundancy has been eliminated with the launch of the TA100 eliminated with the launch of the TA100 CHP system while significantly reducing CHP system while significantly reducing installation time and footprint.installation time and footprint.
• EESI Customers are now looking at more EESI Customers are now looking at more complex Building Integrated systems that complex Building Integrated systems that incorporate Direct Fired Chillers.incorporate Direct Fired Chillers.
Dimensions:
Height: 78 in Net Power Output: 100 kWe (ISO)
Width: 33 in Thermal Output: 172 kW (net)Length: 120 in Exhaust Temp. 535 deg-F (ISO)
Dry Weight: 4000 lbs Fuel Input Flow: 22.0 scfm
ELECTRICACTUATOR
HEAT EXCHANGER
GAS COMPRESSOR
RECUPERATOR
POWERELECTRONICS
INTAKESILENCEROIL HEAT
EXCHANGER WITH FAN
COOLINGFAN
ENGINE / ALTERNATORASSEMBLY
TA100 Integrated CHP TA100 Integrated CHP PackagePackage
Elliott TA100 CHP SchematicElliott TA100 CHP Schematic
Fuel Inlet362 kW
Alternator Compressor
Air Inlet
Turbine
Combustor
Recuperator
Hea
t R
ecov
ery
Internal Gas Compressor
Cold Water Inlet
Hot Water Outlet
Exhaust Gas Outlet
Electricity105 kW
172 kW
63 kW
22 kWLosses
• CHP Efficiency 75% CHP Efficiency 75%
• MonoGen Efficiency 29%MonoGen Efficiency 29%
MicroturbineMicroturbine
At ISO conditions:At ISO conditions:
• 100 kW 100 kW (Net)(Net) Electrical Electrical
• 172 kW Hot Water172 kW Hot Water
Single-Double Effect, (SDE), Absorption Single-Double Effect, (SDE), Absorption ChillerChiller
• 35 Tons of Cooling Capacity• COP = 1.03
Direct Fired Absorption ChillersDirect Fired Absorption Chillers
• Integral damper included
• Solution temperature monitoring as Safety Device
35 Tons of Refrigeration
Internal Parasitic Load (Pumps): 1 kW235 kW
106 kW
Elliott TA100 CHP –SDE Absorption Chiller Elliott TA100 CHP –SDE Absorption Chiller IntegrationIntegration
• Overall Efficiency 63 % @ 70F
• Generating hot water simultaneously reduces cooling capacity of absorption chiller
System IntegrationSystem Integration
Electricity
Alternator Compressor
Air Inlet
Turbine
Combustor
Recuperator
Hea
t Rec
over
y
Internal Gas Compressor
Cold Water Inlet
Hot Water Outlet
Exhaust Gas Outlet
98 kW
235 kW
345 kW
106 kW
35 Tons
H2O (Vapor)
Evaporator
Condenser
Exhaust-HeatedGenerator
Absorber
Weak LithiumBromide Solution
Strong LithiumBromide Solution
H2O (Vapor)
H2O (Liquid)
Exhaust Gas
Cooling Water Inlet (from Cooling Tower)
Cooling Water Outlet(to Cooling Tower)
Chilled Water Outlet(to Facility)
Chilled Water Inlet(from Facility)
Gas-Fired Generator
Pump
38.5 oC101.3 oF
32.0 oC89.6 oF
7.0 oC44.6 oF
12.5 oC54.5 oF
280 oC536 oF
SolutionPump
H2O (Vapor)
Low-Temp. Generator
Burner
Double Effect, DE, Absorption ChillerDouble Effect, DE, Absorption Chiller
40 Tons of 40 Tons of RefrigerationRefrigeration
Internal Internal Parasitic Load Parasitic Load (Pumps): 1.3 kW(Pumps): 1.3 kW
• 40 Tons of cooling capacity
• COP = 1.04
• Dual Fired System (Burner)
235 kW 101 kW235 kW 101 kW
Direct Fired Absorption Direct Fired Absorption ChillersChillers
• Vacuum reset two/three times a year
• Internally pressurized in damper by-pass
• Damper and damper controller are not included
Elliott TA100 CHP – DE Absorption Chiller Elliott TA100 CHP – DE Absorption Chiller IntegrationIntegration
• Overall Cycle Efficiency 67 % @ 70F
• Dual Fired Absorption Chiller integrated with TA100 CHP allows cooling continuously (Burner) while simultaneously creating hot water.
System IntegrationSystem Integration
H2O (Vapor)
Evaporator
Condenser
Exhaust-HeatedGenerator
Absorber
Weak LithiumBromide Solution
Strong LithiumBromide Solution
H2O (Vapor)
H2O (Liquid)
Exhaust Gas
Cooling Water Inlet (from Cooling Tower)
Cooling Water Outlet(to Cooling Tower)
Chilled Water Outlet(to Facility)
Chilled Water Inlet(from Facility)
Gas-Fired Generator
Pump
38.5 oC101.3 oF
32.0 oC89.6 oF
7.0 oC44.6 oF
12.5 oC54.5 oF
280 oC536 oF
SolutionPump
H2O (Vapor)
Low-Temp. Generator
Burner
Electricity
Alternator Compressor
Air Inlet
Turbine
Combustor
Recuperator
Hea
t Rec
over
y
Internal Gas Compressor
Cold Water Inlet
Hot Water Outlet
98 kW
345 kW
235 kW 101 kW
40 Tons of Refrigeration
Elliott TA100 CHP SDE Absorption Elliott TA100 CHP SDE Absorption Chiller EESI IntegrationChiller EESI Integration
System used to supply 59F air to test cell for ISO standard day testing.
TA100 MonoGen - DE Absorption TA100 MonoGen - DE Absorption Chiller Integration (Sodegaura Plant)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.
Elliott TA100 CHP - DE Elliott TA100 CHP - DE Absorption Chiller Integration Absorption Chiller Integration
(EESI Plant)(EESI Plant)
Measurement shows that it took one (1) hour to have 0 to 40 tons of cooling with burner
TA100 Monogen – DE ResultTA100 Monogen – DE Result(Sodegaura Plant)(Sodegaura Plant)
Cooling PerformanceCooling Performance
TA100 Monogen – DE ResultTA100 Monogen – DE Result(Sodegaura Plant)(Sodegaura Plant)
TA100 Monogen – DE ResultTA100 Monogen – DE Result(Sodegaura Plant)(Sodegaura Plant)
Heating PerformanceHeating Performance
Lessons LearnedLessons 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 Maintenance requirements vary significantly between manufacturers and should be closely considered. Impact will manufacturers and should be closely considered. Impact will depend on Customers experience.depend on Customers experience.
• Chiller protection methodologies vary between Chiller protection methodologies vary between manufacturers, that can impact operational characteristics of manufacturers, that can impact operational characteristics of the system.the system.
• Chiller/CHP integration involves a totally new set of skills, Chiller/CHP integration involves a totally new set of skills, Building Management integration, Water treatment, heat Building Management integration, Water treatment, heat rejection. rejection.
Future WorkFuture Work• Completing the TA100 CHP – DE Absorption Completing the TA100 CHP – DE Absorption
Chiller installation at EESI for partial thermal load Chiller installation at EESI for partial thermal load testing, and endurance testing.testing, and endurance testing.
• Develop and optimize “integration kits” for BCHP Develop and optimize “integration kits” for BCHP solutions.solutions.
• Support Customer Installations to increase total Support Customer Installations to increase total system knowledge for cost, permitting, and system knowledge for cost, permitting, and installation improvements.installation improvements.
• Review Economic benefit of Integrating Desiccant Review Economic benefit of Integrating Desiccant System.System.
TA 100 (80) Monogen. + Exhaust TA 100 (80) Monogen. + Exhaust Gas Absorption ChillerGas Absorption Chiller
TA80 Monogen. + Exhaust TA80 Monogen. + Exhaust Gas Absorption ChillerGas Absorption Chiller
TA80 Hot Water Cogen. + Hot TA80 Hot Water Cogen. + Hot Water Absorption Chiller Water Absorption Chiller
Master Control Panel
TA80 Hot Water Cogen. + Hot TA80 Hot Water Cogen. + Hot Water Absorption Chiller Water Absorption Chiller
3 Units inside the Soundproof Wall
TA80 Monogen. + Steam BoilerTA80 Monogen. + Steam Boiler
Digestion Gas TA80 Hot Digestion Gas TA80 Hot Water CogenerationWater Cogeneration
2004 is full of Potential2004 is full of Potential
Customers have caught up to the Customers have caught up to the TechnologyTechnology
The solutions they are looking for The solutions they are looking for are complexare complex
It is up to “us” to deliverIt is up to “us” to deliver
