Cement News tagged under: greenhouse gases

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Gaseous fuel firing in lime kilns

12 October 2016, Published under Cement News

FCT Combustion applies jet excitation, a fluid dynamic singularity, in its Gyro-Therm ® burner to promote increased mixing rates between gaseous fuels and oxidant in lime kilns. This technology is able to simultaneously reduce specific energy consumption, kiln inlet temperature and NO x emissions, while increasing production rates. By Joel Maia, FCT GmbH, Germany. Figure 1: Gyro-Therm chamber diagram Even if it is an oversimplified statement, it is commonly said that there are...

Towards COP21

15 December 2015, Published under Cement News

Under the leadership of the UN Framework Convention for Climate Change (UNFCCC), member countries will negotiate a new international agreement on climate change at the COP21 meeting, to be held from 30 November until 11 December 2015 in Paris, France. For the cement industry, the meeting provides an opportunity to take stock, map the road ahead and prepare further action. Subject to successful negotiations at COP21, the new international agreement on climate change, which begins from...

USA EPA: cement CO2 emission rose 9.4% in 2012

17 April 2014, Published under Cement News

CO 2 emissions from US cement plants increased 9.4 per cent to 35.051Mt in 2012 from 32.010Mt the previous year, according to the ‘Inventory of US Greenhouse Gas Emissions & Sinks, 1990-2012, published by the US Environmental Protection Agency (EPA) on 15 April 2014. Clinker production rose some 10 per cent YoY to 67.784Mt during the period. However, all US cement plants operated at below-capacity levels and two works were formally closed. The cement industry is the second-largest source...