火葬脱碳.pdf

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1、25thFebruary 2026Andrew Glassford,Preston City CouncilJohn Mullins,North West Net Zero HubCrematorium Decarbonisation APSE-EnergyAgenda-Emissions-Technology options-Gas-Electric-Hybrid-Costs-Summary-Q&ACremator EmissionsCremators IntroductionCombustion Chamber(s)Coffin ExhaustFiltrationHeat Recovery

2、O2CH4Refrigerated storage ChapelAshes to Funeral DirectorAsh recoveryAirGasCO2 H2OCremator emissions SourceCO2(Kg)Cadaver52Coffin49Gas135Electricity7Subtotal243ServiceNQHeadstone68Total311Indicative CO2 emissions per cremationSource:Preston Study,CDS reports,NWNZHub analysis Focus is on fuelTechnolo

3、gy OptionsGASELECTRICHYBRIDOptions+“Others”GAS Current TechnologyAdvantagesDisadvantagesTo Consider Incumbent technology Turbulent high temperature flame Consistent 90min cycle times CO2 emissions Not net-zero compatible:Process improvement possible!Cost of carbon Biomethane/biofuels:Clarity end 202

4、6-Higher cost than gasELECTRICAdvantagesDisadvantagesTo Consider Achieves net zero 10-15%of the energy requirements of gas Thermal stability Heat Battery Higher capital:+DNO costs+building modifications+alternative provision Longer cycle times No cycle time control-(Addfield Electric boost technolog

5、y)Number of suppliers increasing(DFW/CremaTech/Addfield/+)Operating fuel costs-c.40%less than gas Low-cost power optionsSource:DFW,NWNZHub analysis -200 400 600 800 1,000 1,200 1,400 1,600 1,800-2.0 4.0 6.0 8.0 10.0kWh/CremationCremations/Day/CrematorEnergy Requirements By Fuel TypePower(Gas(kWh)Pow

6、er(Electricity(kWh)HYBRID-Combined gas and electric heatingAdvantagesDisadvantagesTo Consider Matches gas cycle time Maintains gas rapid warm-up May be run as fully electric,fully gas or as Hybrid Needs bio-fuel to meet Net Zero No performance data until mid 2026(Addfield/CremaTech)Dual technology-m