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Biofule Biofule Document Transcript

  • Work Package 5 CHP Component Integration Ulf Linder, Head of Future Technology Geraldine Roy, Lead Market Analyst Siemens Industial Turbomachinery Ltd Work Package 5 CHP Component IntegrationOverview of WP5 Objectives ConclusionsOverview, SIEMENS Industrial Turbomachinery Ltd Activities within Component Integration for Industrial Gas Turbines 1
  • What are the benefits of the CHAPNET Network? • A focus for the industry to improve its R&D • A knowledge centre for who is doing what, where and with whom • A place to develop new ideas for projects for – 6th or 7th Framework Programme – Energy Intelligent Europe Programme • A strategic platform for identifying needs and pulling together actors to address these needs • A place to inform the Commission, Member State Governments on the requirements of the industry WorkPackage 5 -Component IntegrationRTD Cluster on CHP Component IntegrationObjective / Purpose – To share information on RTD activities on Component Integration and Systems Integration for CHP. – EU programmes, and Accession countries – National programmes – Industrial activities – Universities – To Address the European competency in RTD with regard to whole CHP systems not individual components – Evaluate long term possibilities and technologies 2
  • WorkPackage 5 -Component IntegrationWorkshops Two per year• Report Activities, Results and Plans• Discuss and Recommend new activities, areas of interest, and potential• 1st Workshop held 28 August 2002 in Lincoln• 2nd Workshop held 21 February 2003 in Brussels• 3rd Workshop held 8 May 2003 in Düsseldorf• 4th Workshop held 17 December 2003 in Brussels• 5th Workshop held 28 & 29 January 2004, Västerås, Sweden• 6th Workshop held 26 & 27 May 2004, Barcelona, Spain• Often combined with WP7 – Cooling & Trigeneration WorkPackage 5 -Component IntegrationWorkshops 1-6:• CAME GT – Clean And more Efficient Gas Turbines• BIOCOGEN -Biomass Cogeneration Thematic Network• CHP Sewage Gasification - Sewage sludge gasification for CHP applications• BAGIT - Biomass and gas integrated CHP technology• Nedalo - Packaged CHP Systems,• Linnhoff March - CHP Process and Utility Integration and Optimisation• Promocell - Fuel Cell Cogeneration• Hybrid CHP - Hybrid Solar collector CHP system• OSCOGEN - Optimisation of Cogeneration Systems• CHP Club - CHP Information, Advice and Networking• ALSTOM - Using Fuels derived from Biomass and MSW in Industrial Gas Turbine• SimTech - Thermodynamic simulations software• CE-IGT - Increase awareness of industrial gas turbines 3 View slide
  • WorkPackage 5 -Component IntegrationWorkshops 1-6:• ICEHT - Natural gas fuelled SOFCs for cogeneration of elect. & chemicals• Baxter Eng. Ltd - LG Cable Absorption Chillers• KKK Ltd - New high speed turbo-generator with “electronic gear”• Aircogen - Aircogen Activities• ALSTOM - Current & Potential Gas Turbine Technologies• Wartsila - Current & Potential Gas Reciprocating Engine Technologies• ALSTOM - Steam Turbine Technologies• Dalkia - CHP: A CEM contractors perspective• TBE - Phosphoric Acid Fuel cells & Digester Gas operation• ALSTOM - Carbo-V gasification system• Innogy - Iso-engine• Farmatic - Cogeneration using Anaerobic Digestion• Southeast Research Inst. - Gas Engine Research WorkPackage 5 -Component IntegrationWorkshops 1-6:• Gasification of Biomass and Power Generation, TPS• Gasification and Gas Engine, Wartsila• Gas turbines Technology Development trends, DDIT• The Evaporative Gas Turbine demonstration Project, Lund University• Connecting to the grid, Powerformer Technology, ABB• Research and Development at Mãlardalens University• Absorption chillers in Cooling and Tri-generation applications, WEIR Entropie• Gas Turbines and Chillers Integration, DDIT• Fogging and High Fogging : ALSTOM´s Experience and Customer Benefits, ALSTOM Power• SOFC - Future CHP, Siemens• Gas engines – Maintenance philosophies, Wärtsilä• CHP Systems Integration, Tecnicas Reunidas• Biofuel based CHP production in Sweden and CHP R&D at CEDER (Soria/Spain), CIEMAT 4 View slide
  • Current Technologies, Topics• Gas Turbines • Improvements made to increase both electrical and overall fuel efficiencies and future potential • Fuel Flexibility• Steam Turbines • Improvements to increase efficiencies and future potential • Novel features like High speed alternators• Gas Engines • Recent developments and future areas for research » Improved availability » Fuel flexibility Current Technologies, Topics• Absorption Chillers • GT Air Inlet Chilling • Heat recovery• Use of non-fossil fuels – Increasing awareness of local, low cost wastes and use of biomass resources – Biomass Gasifiers – Sewage sludge gasification – Cogeneration using anaerobic digestion• Plant Modelling and Optimisation – Engineering solution – Economics 5
  • The Customer’s Perspective Topics• High Reliability • Of supreme importance in Liberalised Energy Markets • Unwilling / unable to take technical and commercial risks associated with new technologies• Reduced Operating costs • Lower fuel consumption • Fuel flexibility • Reduced maintenance• Low Capital costs Future and Emerging Technologies, Topics• Fuel Cells • PEM • Phosphoric Acid using digester gas • SOFC• Complex Cycle Gas Turbines • Improved Efficiency • Integration with SOFC• Isopower Engine • High efficiency 6
  • INNOGY Isoengine Cycle DiagramTurbocharger Exhaust Recuperator Engine HX Separator Water Injection Aux. Turbo HX Air Cooler Cooler Fuel LP Air Spray Water (2 cylinders) Compressor Isothermal Cooler HP Air Isobaric Water Air-Water (Two-Phase) Fuel Combustors (6 cylinders) ~ Combustion gas Engine Generator A biogas plant The simplest biogas plant is a cow... 7
  • Functional scheme of a biopower station Cleaned waste air Deliv. solid residues Crushing Pulper Pump Waste gas to biofilter Heat exchanger Homogenization Hygienization Digestion Deliv. liquid residues Flare Heat Storage CHP unit tank Desulphu- Electricity Heat storage Gas storage Drying risation Transport digested substrateKey figures, Sweden*• A total energy supply of 615,8 TWh• 16 % (98,2 TWh) of the energy supply was based on biofuels.• Fuel supply for district heating amounted to 55 TWh of which 33 TWh was based on biofuels• Biofuel based electricity production amounted to 6,2 TWh (CHP in district heating systems 2,5 TWh and industrial back pressure 3,7 TWh)* Facts and figures 2003, ET21:2003, The Swedish Energy Agency 8
  • Activities within Component Integration, Industrial Gas Turbines, Integration of Chillers GT-Inlet Chillers, Future potentials • The use of absorption chillers + Integration with CHP + Improved heat rate - Higher investment Net Output 60.0 50.0 40.0Net Output MW Net Output MW 30.0 Net Output MW, Chiller in operation 20.0 10.0 0.0 -40.0 -30.0 -20.0 -10.0 0.0 10.0 20.0 30.0 40.0 50.0 Ambient Temperature WorkPackage 5 -Component Integration After Six WorkShops:Presentations from; – Several EU projects (RTD and Thematic Networks) – Several CHP players -equipment, plant optimisation, concepts3 Main themes & conclusions: • Most efficient design not necessarily most economic solution ! » Economics is the key ! • Deregulated market raises issues – Difficulty launching new technologies with associated technical and commercial risks • Fuel flexibility to maximise economic benefits – Non-standard fuels, i.e. gasification of biomass and wastes » Avoid disposal costs, Benefit from ‘green energy’ financial incentives 9
  • Outputs Suggested RTD areas!• Further research in both conventional & emerging technologies, required to improve: – Reliability – Fuel flexibility – Efficiencies – First costs• Need for Government to help underwrite Commercial Risks associated with new technologies – International competitors receive company and technology specific funding from concept to commercial demonstration Work Package 5 CHP Component Integration Overview of WP5 Objectives Conclusions Overview, SIEMENS Industrial Gas Turbines Activities within Component Integration for Industrial Gas Turbines 10
  • Integration is a major challenge Industrie Turbinen Power Generation KWU AG KWU AEG Industrial Applications Westinghouse Mannesmann Demag DemagDelaval Delaval I-Segment ASEA ABB BBC ABB Alstom Alstom Power Ruston GEC GEC Alstom Alsthom Alsthom 1960 1970 1980 1990 2000 2003 Siemens Gas Turbine product range W501G 253 MW PGF Gas Turbine range W501F 190 MW W501D5A 121 MW V64.3A 67 MW 60HZ V94.3A 266 MW V94.2A 182 MW V94.2 159 MW V64.3A 67 MW 50HZ GTX100 43 MWPGI Gas Turbine range 30 MW GT10C GT10B 25 MW 17 MW V94.3A GT35C Cyclone 13 MW Tempest 8 MW 7 MW Tornado 5 MW Cyclone Typhoon 11
  • Activities within Component Integration, Industrial Gas Turbines, Gasification Power from Biomass & Wastes • Not new technologies • Many years experience in chemical industry • Little experience of Biomass Integrated Gasification Combined Cycle (BIGCC) • Growing experience using these technologies • BIGCC concept has been proven at Värnamo, Sweden Activities within Component Integration, Industrial Gas Turbines, Gasification Gasifier Flare BIGCC SchemeFuelInput Gas Cooler Hot Gas Filter Booster Compressor Gas Turbine Start-up fuel store Steam Turbine Stack Air HRSG Heat Load 12
  • Activities within Component Integration, Industrial Gas Turbines, Gasification Power from Biomass & Wastes Net efficiency comparison for –Air blown or oxygen-blown sub-40MW plant –Atmospheric or pressurised –Circulating, bubbling or fixed beds Bio Oil CCGT Pressurised BIGCC All systems produce different fuel Atmospheric BIGCC gas compositions and calorificAtmospheric Gasifier + values ! Gas Engine CFB –3.5 to 30MJ/Nm³, 5 to 50% hydrogen Direct Combustion •Combustion issues 0 5 10 15 20 25 30 35 40 45 Activities within Component Integration, Industrial Gas Turbines, Gasification Potential Future Applications ConclusionsIntegrated Agriculture & Biomass-IGCC • Plants of 5 - 20MW output Use of Gas Turbine-based schemes could: • Use waste from main crop to provide fuel for CHP scheme to heat • Assist in the greenhouses etc. development of • Atmospheric or pressurised gasifiers advanced thermal conversion • Potentially >35% net efficiency technologies and eco-Large scale Biomass-IGCC friendly CHP • Plants of 20 - 40MW output optimised • Offer high efficiency, for power generation low emission, carbon • Atmospheric or pressurised gasifiers neutral power • Potentially > 40% net efficiency generation from biomass and waste- derived fuels 13
  • Activities within Component Integration, Industrial Gas Turbines, Integration of ChillersGTX100 Nominal Generator Output vs Inlet TempA Typical Gas Turbine Characteristic Activities within Component Integration, Industrial Gas Turbines, Integration of Chillers General description of the system The system consists of 2 parallel chillers and 1 common water loop to the air inlet coil. The air inlet coil is a part of the air inlet system Evaporators Compressors. Condensers 14