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BIO-SNG FEASIBILITY STUDY – ESTABLISHMENT OF A REGIONAL PROJECTDocument Control RecordDocument Title:Final ReportIssue 2.3Date Issue: 10/11/10Project Title:Bio-SNG: Feasibility Study, Establishment of a Regional ProjectPrepared by:Phillip Cozens & Chris Manson-WhittonClientsNEPIC, National Grid and CentricaAmendment RecordIssue Date of Issue Notes0.1 29/09/10 Executive summary for comment1.0 25/10/10 Internal review2.0 28/10/10 Issued2.1 29/10/10 Minor adjustments2.2 01/11/10 Adjustment to Footers2.3 10/11/10 Minor corrections following feedbackBecause this work includes for the assessment of a number of phenomena which are unquantifiable, thejudgements drawn in the report are offered as informed opinion. Accordingly Progressive Energy Ltd.gives no undertaking or warrantee with respect to any losses or liabilities incurred by the use ofinformation contained therein.2
BIO-SNG FEASIBILITY STUDY – ESTABLISHMENT OF A REGIONAL PROJECTContents1 Executive Summary ...............................................................................................................................42 Introduction .......................................................................................................................................... 143 Review of the fiscal, legislative and regulatory regime ....................................................................... 163.1 Renewable Energy Incentives and Instruments ......................................................................... 163.2 Energy from Waste regulations and Issues ................................................................................ 183.3 Emissions Trading ...................................................................................................................... 193.4 The Gas Safety Management Regulations ................................................................................ 203.5 Other key regulations ................................................................................................................. 204 Feedstock ............................................................................................................................................ 214.1 The significance of Bio-SNG in the energy scene ...................................................................... 214.2 „Pure‟ Biomass resources ........................................................................................................... 224.3 Properties of „pure‟ biomass fuels .............................................................................................. 244.4 Waste materials .......................................................................................................................... 254.5 Total amount of Biomass resource for Bio-SNG production ...................................................... 284.6 Commercial considerations for „pure‟ biomass ........................................................................... 284.7 Commercial considerations for wastes ....................................................................................... 294.8 Feedstock Conclusions .............................................................................................................. 315 Process and Technology Review ........................................................................................................ 325.1 Biomass reception, preparation and handling. ........................................................................... 325.2 Gasification ................................................................................................................................. 335.3 Gas Processing .......................................................................................................................... 395.4 Methanation ................................................................................................................................ 415.5 Gas conditioning, compression and metering ............................................................................ 425.6 Conclusions on Process and Technology .................................................................................. 436 Economic Assessment ........................................................................................................................ 446.1.1 Scale and operational assumptions........................................................................................ 446.1.2 Investment Cost assumptions ................................................................................................ 456.1.3 Operating Cost assumptions .................................................................................................. 486.1.4 Feedstock ............................................................................................................................... 486.1.5 Revenue Assumptions ............................................................................................................ 506.2 Levelised Cost analysis .............................................................................................................. 506.3 Sensitivity Analysis ..................................................................................................................... 546.3.1 Escalation ............................................................................................................................... 556.3.2 Impact of capital Cost, Opex, Fuel price, RHI and heat sales ................................................ 566.3.3 Comparison with an SRF fuelled electricity project ................................................................ 576.4 Financial conclusions ................................................................................................................. 587 Lifecycle carbon emissions and Cost of Carbon Analyses compared with alternatives ..................... 607.1 Lifecycle carbon emissions ......................................................................................................... 607.2 Cost of carbon abatement via Bio-SNG ..................................................................................... 648 Risk Assessment and Financing Considerations ................................................................................ 698.1 Conclusions from risk assessment and financing considerations .............................................. 749 Preliminary Scoping of a lead, beacon project .................................................................................... 759.1 Beacon Project configuration options ......................................................................................... 759.2 Location: The North East ............................................................................................................ 779.3 Site analysis................................................................................................................................ 789.4 Regional Feedstock .................................................................................................................... 8310 Conclusions ......................................................................................................................................... 843
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