Cement News tagged under: calciner
Mannok’s greater fuel flexibility04 March 2024, Published under Cement NewsAs a key step in the decarbonisation of its cement plant operations, Ireland-based Mannok Cement has installed a FUELFLEX® Pyrolyzer combustion system which enables the producer to burn up to 100 per cent alternative fuels in the calciner while reducing its NOx emissions. The next obvious step for Mannok was to upgrade its coal dosing system to reduce the amount of coal going into the preheater to an absolute minimum without sacrificing flexibility. By Peter Norek, FLSmidth, Denmark. ... |
PCA 2022 Energy and Environment Awards announced02 February 2023, Published under Cement NewsWinners of the Portland Cement Association's 2022 Energy and Environment Awards to recognise outstanding environmental and community relations have been announced. Submissions from plants across the US were evaluated and recognised for environmental efforts completed in 2021. The winners include St Marys Cement 's Charlevoix plant , Giant Cement , Buzzi Unicem 's Chattanooga facility , CEMEX Balcones plant and CalPortland ’s Oro Grande unit . St Marys Cement’s Charlevoix plant ... |
Cemento Polpaico invests US$60m to ensure Cerro Blanco continuity30 November 2021, Published under Cement NewsCemento Polpaico has submitted an environmental impact study (EIS) for the Cerro Blanco complex development to Chile’s Regional Directorate of the Environmental Assessment Service of the Metropolitan Region. The US$60m project plans the expansion of the mining exploitation of four existing limestone quarries. This would increase the exploitation areas and extend limestone extraction by 27 years, enabling the operational continuity of the Cerro Blanco Complex. The EIS includes several mod... |
Digital twins24 April 2019, Published under Cement NewsEstablished for some time in industries such as automotive, logistics and even healthcare, digital twins are becoming more widespread. For the cement industry digital twins can also provide benefits as they enable accurate and faster prediction of changes in specific process conditions. By Matthias Mersmann, aixergee GmbH, Germany. Figure 1: digital twin of a turbine in a power plant Digital twins have become well known in many applications over recent years. The elegance of thi... |
Not simply calcining10 January 2018, Published under Cement NewsWhile the primary purpose of the calciner in a cement plant is to aid decomposition of calcite from the preheated raw meal, the need to lower CO 2 emissions and the introduction of alternative fuels has broadened the range of requirements that modern-day calciners need to address. By Dr Heiko Schürmann and Norbert Streit, KHD-Humboldt Wedag GmbH, Germany. Figure 1: the main purpose of the calciner is to decompose calcite from the preheated raw meal, which is the most energy-intens... |
Better, safer AF burning24 September 2013, Published under Cement NewsEnvironmental protection and the conservation of natural resources are key components of the Lafarge Group’s commitment to sustainable development. As such, during the winter 2012-13 shutdown of its Cizkovice cement works in the Czech Republic, the company carried out an extension of the calciner, which was completed in April this year and set a new milestone in the plant’s technical development. By Lafarge, Czech Republic. A number of projects have kept Lafarge’s Czech Cizkovice plan... |
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