Wind & Solar become Fuel Raw materials: Air & Water ...
Transcript of Wind & Solar become Fuel Raw materials: Air & Water ...
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Clean NH3 fuel
from wind & solar power
to replace fossil fuels
● Wind & Solar become Fuel● Raw materials: Air & Water● Emissions: Nitrogen & Water● Pollution: None
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Wind & solar power plants – variable output
● 0→100% in a few hours● Throttling wastes energy
● Fast-ramp NH3 plant best
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Wind & solar power plants – variable output
0→95%6 h
● 0→100% in a few hours● Throttling wastes energy
● Fast-ramp NH3 plant best
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● 0→100% in a few hours● Throttling wastes energy
● Fast-ramp NH3 plant best
Wind & solar power plants – variable output
100%→012 h
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Wind & solar power plants – variable output
90%→50%1.5 h
● 0→100% in a few hours● Throttling wastes energy
● Fast-ramp NH3 plant best
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Existing NH3 technology won’t work well● Uses fossil fuel for feedstock & fuel
● Emits CO2
● Cannot ramp quickly to follow wind & solar
FossilHydrocarbon
Water
Air
Steady-StateReactor
FossilHydrocarbon
CO2
CO2
Energy
N2
H2
NH3Steam
Reforming
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Existing NH3 technology won’t work well● Uses fossil fuel for feedstock & fuel
● Emits CO2
● Cannot ramp quickly to follow wind & solar
FossilHydrocarbon
Water
Air
Steady-StateReactor
FossilHydrocarbon
CO2
CO2
Energy
N2
H2
NH3Steam
Reforming
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Existing NH3 technology won’t work well● Uses fossil fuel for feedstock & fuel
● Emits CO2
● Cannot ramp quickly to follow wind & solar
FossilHydrocarbon
Water
Air
Steady-StateReactor
FossilHydrocarbon
CO2
CO2
Energy
N2
H2
NH3Steam
Reforming
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Existing NH3 technology won’t work well● Uses fossil fuel for feedstock & fuel
● Emits CO2
● Cannot ramp quickly to follow wind & solar
FossilHydrocarbon
Water
Air
Steady-StateReactor
FossilHydrocarbon
CO2
CO2
Energy
N2
H2
NH3Steam
Reforming
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NH3 liquefaction constrains operation
● NH3 condenses from vapor to liquid just like water does
Reactor(hot)
Condenser(cool)
NH3
Liquid
N2+H2 (g)
N2+H2+NH3
(gas) NH3 (L)Reactor P = 100 atm
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● NH3 condenses from vapor to liquid just like water does
● Need 21 atm pNH3 for condensation at 50 ºC
Reactor(hot)
Condenser(cool)
NH3
Liquid
N2+H2 (g)
N2+H2+NH3
(gas) NH3 (L)
NH3 liquefaction constrains operation
Reactor P = 100 atm
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● NH3 condenses from vapor to liquid just like water does
● Need 21 atm pNH3 for condensation at 50 ºC
Reactor(hot)
Condenser(cool)
NH3
Liquid
N2+H2 (g)
N2+H2+NH3
(gas) NH3 (L)
NH3 liquefaction constrains operation
Reactor P = 100 atm
Reactor P = 10 atm
Reactor P = 1 atm
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Existing NH3 technology won’t work well● Uses fossil fuel for feedstock & fuel
● Emits CO2
● Cannot ramp quickly to follow wind & solar
FossilHydrocarbon
Water
Air
Steady-StateReactor
FossilHydrocarbon
CO2
CO2
Energy
N2
H2
NH3Steam
Reforming
Haber-BoschIt was a good run...
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Existing NH3 technology won’t work well● Uses fossil fuel for feedstock & fuel
● Emits CO2
● Cannot ramp quickly to follow wind & solar
FossilHydrocarbon
Water
Air
Steady-StateReactor
FossilHydrocarbon
CO2
CO2
Energy
N2
H2
NH3Steam
Reforming
Haber-BoschIt was a good run...
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Rapid Ramp NH3 solves the problems● N2 from air (air is 79% N2)
● H2 from water (water is H2O)
● Fast ramping reactor follows wind & solar variation
● No fossil fuels, no CO2
Water
Air
Rapid RampReactor
N2
H2
NH3
Electrolyzer
N2 Extraction
Oxygen
Oxygen Patents PendingFast catalystNo liquefaction
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Rapid Ramp NH3 solves the problems● N2 from air (air is 79% N2)
● H2 from water (water is H2O)
● Fast ramping reactor follows wind & solar variation
● No fossil fuels, no CO2
Water
Air
Rapid RampReactor
N2
H2
NH3
Electrolyzer
N2 Extraction
Oxygen
Oxygen Patents PendingFast catalystNo liquefaction
“Green”Haber-Bosch
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Rapid Ramp NH3 solves the problems● N2 from air (air is 79% N2)
● H2 from water (water is H2O)
● Fast ramping reactor follows wind & solar variation
● No fossil fuels, no CO2
Water
Air
Rapid RampReactor
N2
H2
NH3
Electrolyzer
N2 Extraction
Oxygen
Oxygen Patents PendingFast catalystNo liquefaction
Rapid Ramp NH3
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Fast NH3 catalyst● 1 wt% Ru on proprietary
support● Max. rate:
220 mmol/(g·h) at 10 atm● Industrial rates:
20 mmol/(g·h) at 100 atm● 10x industrial rate at 1/10
industrial pressure● Moderate ramp with temp.● Fast rate ramp with flow
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NH3 removal by adsorptionNH3
Reactor
NH3
Detector
NH3
RemovalCannister
Valve
Valve
Valve
Flare
● Non-dispersive infrared NH3 detector gives “real time” data
● NH3 and unused reactants flared for disposal
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NH3 removal by adsorptionNH3
Reactor
NH3
Detector
NH3
RemovalCannister
Valve
Valve
Valve
Flare
Flow
● Non-dispersive infrared NH3 detector gives “real time” data
● NH3 and unused reactants flared for disposal
● NH3 removal cannister bypassed to measure reactor output
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NH3 removal by adsorptionNH3
Reactor
NH3
Detector
NH3
RemovalCannister
Valve
Valve
Valve
Flare
Flow
● Non-dispersive infrared NH3 detector gives “real time” data
● NH3 and unused reactants flared for disposal
● NH3 removal cannister bypassed to measure reactor output
● Reactor output directed through removal cannister to test capability
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NH3 removal by adsorption
● Complete NH3 removal at 140 mmol/(g·h) synthesis rate
● 9 wt% NH3 capacity
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Prototype reactor
NH3
ReactorHeat
Exchanger
NH3
Adsorber
CirculationPump
NH3
Compressor
NH3
StorageVessel
N2
H2
NH3
Adsorber
Flow
Flow
Flow● Reactor makes NH3
● NH3 removed by one of adsorption cannisters● Unused reactants recirculated● Adsorber regeneration makes liquid NH3
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Prototype reactor
NH3
ReactorHeat
Exchanger
NH3
Adsorber
CirculationPump
NH3
Compressor
NH3
StorageVessel
N2
H2
NH3
Adsorber
Flow
Flow
Flow● Reactor makes NH3
● NH3 removed by one of adsorption cannisters● Unused reactants recirculated● Adsorber regeneration makes liquid NH3
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Prototype reactor
NH3
ReactorHeat
Exchanger
NH3
Adsorber
CirculationPump
NH3
Compressor
NH3
StorageVessel
N2
H2
NH3
Adsorber
Flow
Flow
Flow
● Reactor makes NH3
● NH3 removed by one of adsorption cannisters● Unused reactants recirculated● Adsorber regeneration makes liquid NH3
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Prototype reactor fabrication
● Assembly complete in a few weeks
● Testing will include: ● Synthesis rate● Rate ramp● Catalyst stability
● NH3 removal
● Adsorbant stability
HeatExchanger
Reactor
Adsorptioncannister
ReactantGas
Controls
ControlElectronics
Pump
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Risk reduced by staged development
Project Purpose Finish
Fast-ramping reactor Compatible with wind & solar. 2018-Q1
Prototype system Very small scale (0.003 T/day). System integration, automation.Equipment conversion to NH3.
2019-Q2
Field System Scale up (0.03 – 0.3 T/day). Remote automated operation. More accurate cost model. Partner engagement.
2020-Q4
Demonstration System Scale up (0.3-3 T/day). Tailor to likely first customers.Increase customer confidence. Cost model scale dependence.
2021-Q4
Now
Next
202220212020201920182017
ARPA-E Series A Series B Series C
Fast-rampingReactor
PrototypeSystem
FieldSystem
DemonstrationSystem
Sales!
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Next step: system integration
● Experience operating N2 and H2 equipment
● Optimize system control methods
● Begin clean NH3 fueled equipment development
Variable Electricity
PowerFirming
NH3
Synth.
N2 H2
NH3 Capture
NH3
Storage
SeasonalEnergyStorage
Fertilizer
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Next step: system integration
● Experience operating N2 and H2 equipment
● Optimize system control methods
● Begin clean NH3 fueled equipment development
Variable Electricity
PowerFirming
NH3
Synth.
N2 H2
NH3 Capture
NH3
Storage
SeasonalEnergyStorage
Fertilizer
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Questions?
NH3
ReactorHeat
ExchangerNH3
Adsorber
CirculationPump
NH3
Compressor
NH3
StorageVessel
N2
H2
NH3
Adsorber
Flow
Flow
Flow