Oxycombustion: economics of zero-carbon gas?
Oxycombustion is a next-generation power technology, burning fossil fuels in an inert atmosphere of CO2 and oxygen. It is easy to sequester CO2 from its exhaust gases, helping heat and…
Shell drives LNG in transport?
…over-heating and potentially damaging components such as piston crowns and exhaust valves. Shell’s improvements: a sub-cooler To support LNG’s ascent in transportation, Shell has been the most active Major in…
Do refineries become bio-refineries?
…Pd, Ni) Acid catalyst on an alumino-silica zeolite framework. Upstream modifications. Pre-treatment processes, surge drums and heat-exchangers are installed upstream of each reactor. Downstream modifications. The output products from the…
Decarbonise Downstream?
…to capital. Pages 4-6 decompose the sources of CO2 emissions across a typical refinery, process-by-process; as a function of heat, utilities and hydrogen. Page 7-8 outline small opportunities to improve…
Heliogen: concentrated solar breakthrough?
…heliostats to be down-sized, conferring material cost-savings. This data-file summarizes the technology, the patents, the costs (in c/kWh and $/mcfe) and the opportunity to decarbonise industrial heat and power generation….
Renewables: share of global energy and electricity by country?
…here and region by region forecasts here). Electricity comprises 36% of total useful energy, with c30,000 TWH generated in 2023, and the remainder is for heat, motion, materials. Electricity’s 36%…
Green hydrogen: the economics?
…above $1,000/ton when compared against a baseline of using $3-10/mcf natural gas. In our view, based on studying heat engines, converting from electricity back into a fuel is the thermodynamic…
Renewable diesel: the economics?
…the data-file. Economics can be disaggregated as a function of feedstocks, feedstock:product ratios, heat inputs, gas prices, electricity consumption per gallon, electricity prices, utilization rates, capex costs, other opex costs,…
Nature based solutions to climate change: a summary
…here). Low costs decarbonization matters for consumers. As an example, the average developed world household currently spends $750-950 per year on heating, emitting 2.6T of CO2. No one wants to…
Phase change materials: technology leaders?
Phase change materials are an emerging materials class, which can store and release heat (or coldness) as they change beween solid and liquid phases. Our recent research finds they can…