Search Results for: industrial heat

Energy economics: an overview?

…the data-file, across our models of Air Separation, Cables, Comminution, Compressors, Electric Motors, Electrowinning, Fans, Flotation, Gas Dehydration, Harmonic Filters, Heat Exchangers, Inverters, Motor Drivers, Pumps, Rankine Engines, Tanks and…

Vehicles: energy transition conclusions?

Vehicles energy transition research

…game changer for light-vehicles, with 3-5x greater fuel economy than combustion vehicles (database here), due to inexorable thermodynamic differences between electric motors and heat engines (overview note here). (2) Electric…

Energy economics: engineering wonders?

Energy economics

…longer be tempted to commit exergetic harakiri by converting ratable electricity into some fuel that you can then run through a heat engine. https://thundersaidenergy.com/2023/01/12/thermodynamics-carnot-rankine-brayton-beyond/ How does that work? Frankly, some…

Acetylene: production costs?

…IRR on a large production facility, and after reflecting capex costs, feedstock gas prices, heat, electricity, cryogenic oxygen, opex costs and CO2 prices. Production costs are most sensitive to input…

Gas fractionation: NGL economics?

Gas fractionation

…to ‘drop out’ all of the NGL fractions in a demethanizer (chart below). (For more details, we have written an overview of cryogenics) The NGLs may then be heat exchanged…

Energy transition from first principles?

…batteries, flow batteries, thermal batteries, SSBs, heat pumps, fusion, geothermal, CCS, DAC, blue hydrogen, green hydrogen, electrofuels, biofuels, landfill gas, biomass, biochar, nature. https://thundersaidenergy.com/2023/11/16/renewable-heavy-grids-dividing-the-pie/ Energy efficiency technologies from first principles: EROEI, electric…

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