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Search results for: “climate model”

  • Direct reduced iron: costs and projects?

    Direct reduced iron: costs and projects?

    Direct reduced iron (DRI) is produced by reacting iron ore with H2-CO syngas, fueled by natural gas, in over 150 facilities worldwide. Direct reduction iron costs $300/ton, consuming 3,000kWh/ton of energy and CO2 intensity of 0.6 tons/ton. The process can be decarbonized via low-carbon hydrogen in the syngas, as the world strives towards decarbonized steel.

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  • Aluminium producers: company screen?

    Aluminium producers: company screen?

    Leading aluminium producers are reviewed in this data-file, across ten companies, producing half of the world’s global output. Scale ranges 1MTpa to 7MTpa. CO2 intensity of primary aluminium production ranges from 3 tons/ton to 17 tons/ton, in aggregate across these companies.

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  • Cement costs and energy economics?

    Cement costs and energy economics?

    This data-file captures cement costs, based on inputs, capex and energy economics. A typical cement plant requires a cement price of $130/ton for a 10% IRR, on capex costs of $200/Tpa, energy intensity of 1,000 kWh/ton and CO2 intensity of 0.9 tons/ton. Cement costs can be stress tested in the data-file.

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  • US hydrogen production: by facility and by company?

    US hydrogen production: by facility and by company?

    10MTpa of hydrogen is produced in the US, of which 40% is sold by industrial gas companies, 20-25% is generated on site at refineries, 20% at ammonia plants and 15-20% in chemicals/methanol. This datafile breaks down US hydrogen production by facility. Owners of existing steam methane reforming units may readily be able to capture CO2…

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  • MHI CCS technology: performance, costs and emissions?

    MHI CCS technology: performance, costs and emissions?

    MHI has deployed an amine-based CO2 capture technology, in 15 plants globally, going back to 1999. Reboiler duties are around 2.6 GJ/ton on a 10% CO2 feed. Capture rates and capture purity are high. Degradation and amine emissions are controlled, and c80-90% below MEA. CCS costs and complexities remain high. In our view, this is…

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  • Naphtha cracking: costs of ethylene, propylene and aromatics?

    Naphtha cracking: costs of ethylene, propylene and aromatics?

    Naphtha cracking costs $1,300/ton for high value products, such as ethylene, propylene, butadiene and BTX aromatics, to derive a 10% IRR constructing a greenfield naphtha cracker, with $1,600/Tpa capex. CO2 intensity averages 1 ton of CO2 per ton of high value products. This data-file captures the economics for naphtha cracking, a cornerstone of the modern…

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  • MIRALON: turquoise hydrogen breakthrough?

    MIRALON: turquoise hydrogen breakthrough?

    MIRALON is an advanced material, being commercialized by Huntsman, purifying carbon nanotubes from the pyrolysis of methane and also yielding turquoise hydrogen. This data-file reviews MIRALON technology, patents, and a strong moat. Our model sees 15% IRRs if Huntsman reaches a medium-term cost target of $10/kg MIRALON and $1/kg H2.

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  • Global hydrogen supply-demand: by region, by use & over time?

    Global hydrogen supply-demand: by region, by use & over time?

    Global production of hydrogen is around 110MTpa in 2023, of which c30% is for ammonia, 25% is for refining, c20% for methanol and c25% for other metals and materials. This data-file estimates global hydrogen supply and demand, by use, by region, and over time, with projections through 2050.

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  • Hot potassium carbonate CCS: energy economics?

    Hot potassium carbonate CCS: energy economics?

    Hot potassium carbonate is a post-combustion CCS technology that bypasses the degradation issues of amines, and can help to decarbonize power, BECCS and cement plants. We think costs are around $100/ton and energy penalties are 30-50%. Potassium carbonate CCS can be stress-tested in this data-file, across 50 inputs.

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  • Redox flow batteries: costs and capex?

    Redox flow batteries: costs and capex?

    Redox flow battery costs are built up in this data-file, especially for Vanadium redox flow. In our base case, a 6-hour battery that charges and discharges daily needs a storage spread of 20c/kWh to earn a 10% IRR on $3,000/kW of up-front capex. Longer-duration redox flow batteries start to out-compete lithium ion batteries for grid-scale…

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