Crop production: what CO2 intensity?
…is N2O emissions, as c0.3-3.0% of all nitrogen fertilizers break down into N2O (per the IPCC). N2O is a greenhouse gas with 298x higher global warming potential than CO2, which…
Coal versus gas: explaining the CO2 intensity?
…carbon, while remaining impurities include water (which must be evaporated off), sulphur, nitrogen and other ashy impurities. It will vary grade-by-grade. But on average we think 300kJ/mol is a sensible…
Rocket fuels: an overview?
This data-file profiles five types of rocket fuels, based on data from 100 rockets that have flown over the past 80-years: kerosene, hydrogen, solid fuels, nitrogen tetroxides and an exciting…
Switching gears: the most potent GHG in the world?
…with a 630A rating. g3 is a blend of Novec 471010 (a C4 PFN) and nitrogen, developed by GE and 3M and has been fully type-tested. It has similar performance…
Solar energy: is 50% efficiency now attainable?
…of light. These alloys are composed of elements from Groups III and V in the periodic table. Group III includes boron, aluminium, gallium and indium. Group V includes nitrogen, phosphorus,…
Shell drives LNG in transport?
…the Brayton Cycle, most likely Air Liquide’s Turbo-Brayton refrigeration cycle using Nitrogen and/or Helium. Its advantage is reliability and low maintenance, which matter for long voyages. Eight Advantages are Cited…
Lost in the Forest?
…increasing albedo, and warming the planet mildly. Trees can also release compounds called isoprenes, which reacts with nitrogen oxides in the air to form ozone (a greenhouse gas), while lengthening…
Small-Scale LNG liquefaction Costs: New Opportunities?
…six tabs. $389.00 – Purchase Checkout Added to cart The model tabulates our best-estimates into the costs of typical small-scale LNG projects (SMR and Nitrogen Expansion, below). We also present and contrast…
Our Top Technologies for IMO 2020
…2018, for hydroprocessing and purifying heavy oil, coker oil or deasphalted slurry oil, to remove sulphur and nitrogen impurities, using a proprietary catalyst prepared from Group VI and Group VIII…