Global electricity prices vs. CO2 intensities?
…decile is 4c/kWh and the upper decile is 22c/kWh. Some countries and regions do report retail, commercial and industrial electricity prices, such as the US EIA, Eurostat, or gov.uk, And…
Vacuum pumps: company screen?
…Other applications, back in the traditional industrial landscape, use vacuum pumps. Ranging from the food manufacturing industry (one company website that we reviewed comprehensively lists how their technology is used…
Fans and blowers: costs and energy consumption?
Fans and blowers comprise a $7bn pa market, moving low-pressure gases through industrial and commercial facilities. Typical costs might run at $0.025/ton of air flow to earn a return on…
CCS absorbers: unit sizing and residence times?
…CO2 from pre-existing industrial facilities and power plants, by flowing exhaust gases upwards through an absorber unit, while a solvent simultaneously flows downwards and reacts with the CO2. Costs, energy…
De-Carbonising Cars. Can Oxy-Combustion Save Gasoline?
…or the traditional Otto Cycle or Diesel Cycle). This technology works. It is being trialled at three power facilities globally, to decarbonise heat and power. One very promising industry-leader is…
Coal-to-gas switching: what CO2 abatement cost?
…words, to produce each kWh of useful energy requires less primary gas energy than primary coal energy. Heating buildings comprises a staggering 25% of all useful energy consumption in Europe…
3D printing an energy transition?
Additive manufacturing (AM) can eliminate 6% of global CO2, across manufacturing, transport, heat and supply chains. This 21-page note on how additive manufacturing benefits the energy transition via 3D printing…
Solar energy: is 50% efficiency now attainable?
…as heat. Single-junction solar cells are composed of p-n junctions made of a single material, most commonly crystalline silicon, in today’s commercial solar industry. Silicon atoms have a bandgap of…
Gas turbines and CHP: technology leaders?
…as variations of these open-cycle turbines that are used in jet engines. Case studies from one such company, commercializing small, combined heat and power turbines, are presented in a backup…
Geothermal energy: what future in the transition?
…note finds next-generation geothermal economics can be very competitive, both for power and heat. Pilot projects are accelerating and new companies are forming. But the greatest challenge is execution, which…