TecEco - Industrial Ecologies for Sequestration

1
TecEco - Industrial Ecologies for Sequestration
Olivine Mg2SiO4
Serpentine Mg3Si2O5(OH)4
Suitable brines from other sources
Crushing
Crushing
1.354 x 109 km3 Seawater containing 1.728 1017
tonne Mg
CO2 from power generation, industry or air
Waste Acid
Grinding
Grinding
Screening
Screening
Gravity Concentration
Magnetic Sep.
GreensolsSeawater Carbonation Process
Silicate Reactor Process
Heat Treatment
Silicic Acids or Silica
Gypsum (CaSO4)
Sewerage compost
Other salts Na,K, Ca2,Cl-
Gypsum carbon waste (e.g. sewerage)
fertilizers
Bicarbonate of Soda (NaHCO3)
CO2 as a biological or industrial input or if no
other use geological sequestration
Solar Process to Produce Magnesium Metal
Magnesite (MgCO3)
Simplified TecEco ReactionsTec-Kiln MgCO3 ? MgO
CO2 - 118 kJ/moleReactor Process MgO CO2 ?
MgCO3 118 kJ/mole (usually more complex
hydrates)
Magnesium Thermodynamic Cycle
Magnesite (MgCO3)
Magnesia (MgO)
CO2 directly from the air
Hydroxide ReactorProcess
Eco-CementTec-Cement
Other Wastes
Sequestration Table Mg from Seawater
Tonnes CO2 sequestered per tonne magnesium with various cycles through the TecEco Tec-Kiln process. Assuming no leakage MgO to built environment (i.e. complete cycles). Billion Tonnes
Tonnes CO2 sequestered by 1 billion tonnes of Mg in seawater 1.81034
Tonnes CO2 captured during calcining (same as above) 1.81034
Tonnes CO2 captured by eco-cement 1.81034
Total tonnes CO2 sequestered or abated per tonne Mg in seawater (Single calcination cycle). 3.62068
Total tonnes CO2 sequestered or abated (Five calcination cycles.) 18.1034
Total tonnes CO2 sequestered or abated (Ten calcination cycles). 36.20
Using Carbon and Wastes to Construct the built
environment (bio-mimicry). Huge potential as over
15 billion tonnes concrete used annually
CO2 from power generation or industry
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The TecEco - Greensols CarbonSafe Sequestration
Process
1.354 x 109 km3 Seawater containing 1.728 1017
tonne Mg
Suitable brines from other sources
Waste Acid
Seawater Carbonation Process
CO2 from power generation, industry or air
Gypsum (CaSO4)
Sewerage compost
Potable water
Other salts Na,K, Ca2,Cl-
Gypsum carbon waste (e.g. sewerage)
fertilizers
Bicarbonate of Soda (NaHCO3)
Magnesite (MgCO3)
Solar Process to Produce Magnesium Metal
CO2 as a biological or industrial input or if no
other use geological sequestration
Simplified TecEco ReactionsTec-Kiln MgCO3 ? MgO
CO2 - 118 kJ/moleReactor Process MgO CO2 ?
MgCO3 118 kJ/mole (usually more complex
hydrates)
Magnesium Thermodynamic Cycle
Magnesite (MgCO3)
Magnesia (MgO)
CO2 directly from the air
Hydroxide ReactorProcess
Eco-CementTec-Cement
Other Wastes
Sequestration Table Mg from Seawater
Tonnes CO2 sequestered per tonne magnesium with various cycles through the TecEco Tec-Kiln process. Assuming no leakage MgO to built environment (i.e. complete cycles). Billion Tonnes
Tonnes CO2 sequestered by 1 billion tonnes of Mg in seawater 1.81034
Tonnes CO2 captured during calcining (same as above) 1.81034
Tonnes CO2 captured by eco-cement 1.81034
Total tonnes CO2 sequestered or abated per tonne Mg in seawater (Single calcination cycle). 3.62068
Total tonnes CO2 sequestered or abated (Five calcination cycles.) 18.1034
Total tonnes CO2 sequestered or abated (Ten calcination cycles). 36.20
Using Carbon and Wastes to Construct the built
environment (bio-mimicry). Huge potential as over
15 billion tonnes concrete used annually
CO2 from power generation or industry
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The TecEco Total (Mineral) Sequestration Process
Serpentine Mg3Si2O5(OH)4
Olivine Mg2SiO4
Grinding
Crushing
Crushing
Screening
Grinding
Screening
Magnetic Sep.
Heat Treatment
Gravity Concentration
CO2 from power generation or industry
Silicate Reactor Process
Waste Sulfuric Acid or Alkali?
Magnesite (MgCO3)
Silicic Acids or Silica
Solar Process to Produce Magnesium Metal
CO2 as a biological or industrial input or if no
other use geological sequestration
Simplified TecEco ReactionsTec-Kiln MgCO3 ? MgO
CO2 - 118 kJ/moleReactor Process MgO CO2 ?
MgCO3 118 kJ/mole (usually more complex
hydrates)
Magnesium Thermodynamic Cycle
Magnesite (MgCO3)
Magnesia (MgO)
CO2 directly from the air
Hydroxide ReactorProcess
Other Wastes
Eco-CementTec-Cement
Sequestration Table Mg from Seawater
Tonnes CO2 sequestered per tonne magnesium with various cycles through the TecEco Tec-Kiln process. Assuming no leakage MgO to built environment (i.e. complete cycles). Billion Tonnes
Tonnes CO2 sequestered by 1 billion tonnes of Mg in seawater 1.81034
Tonnes CO2 captured during calcining (same as above) 1.81034
Tonnes CO2 captured by eco-cement 1.81034
Total tonnes CO2 sequestered or abated per tonne Mg in seawater (Single calcination cycle). 3.62068
Total tonnes CO2 sequestered or abated (Five calcination cycles.) 18.1034
Total tonnes CO2 sequestered or abated (Ten calcination cycles). 36.20
Using Carbon and Wastes to Construct the built
environment (bio-mimicry). Huge potential as over
15 billion tonnes concrete used annually
CO2 from power generation or industry