Transportation | Irish Cement
The cement manufacturing process requires a mixture of elements and minerals to ensure that the cement products perform to the expected standards of our customers in their end-use applications. To achieve this mixture, some off-site raw materials are required which in some cases are only available from long distances.
S A Khadilkar Consultant & Advisor
Petcoke as fuel . •As petcoke is harder to grind the plant requires to have higher grinding capacity so as to grind petcoke to meet the requirements of ground solid Fuel . •If the plant has lower fuel grinding capacity it is advisable use coal in Calciner and Petcoke in Kilns 13 PC vs Coal : Quality and cost impact in Raw Mix
Indian cement producers' petcoke use fell amid rising fuel …
India: Cement producers reduced the proportion of coal in their fuel mixes during the fourth quarter of the local 2021 financial year. Ramco Cements' petcoke use was 41% in the 2021 financial year compared to 48% in the 2020 financial year, according to Mint News. Dalmia Bharat subsidiary Dalmia Cement used 52% petcoke in its cement …
Aspen Plus process model flow sheet for cement …
Utilizing geopolymer cement as a replacement for Portland cement reduced the CO2 emissions by 10 to 70%, while adopting Fiber-reinforced polymer instead of steel in structural members reduced the ...
Journal of Advanced Manufacturing and Processing
A cement plant of our industry partner is used in this study. As shown in Figure 1, the cement kiln takes the raw kiln feed and thermally transforms this into cement clinker.This process uses multiple heat …
Electric recycling of Portland cement at scale | Nature
A widely deployed high-temperature electric process is the electric-arc furnace (EAF) used for recycling steel. This recycling occurs in two stages. First, scrap is melted and oxidized to remove ...
(PDF) Experiential investigation on the effect of heavy fuel …
Petroleum coke is coming from oil re fi ning industry as byproduct which gives high heating value and low price [ 29 – 36 ] . PC is the best alternative fuel for manufacturing white cement for ...
Pilot testing and numerical simulations of the
Rotatory kilns fed with fossil fuels, which are widely used in cement industry, are responsible for significant CO 2 emissions to atmosphere, increasing the stress on the environment. Substantial energy consumption, associated with the cement production process, leads to significant environmental and economical footprint in Europe and …
The Pet Coke Opportunity
This doesn't include the impact of higher transportation costs. Second, imposition of a clean environment cess of Rs 800 per tonne on pet coke usage would result in a nearly 10 per cent increase in per unit fuel costs, the report says. However, the price factor today is tilting in favour of the cement companies, considering the numbers involved.
Petroleum Coke: Industry and Environmental Issues
Petroleum Coke: Industry and Environmental Issues Congressional Research Service 2 steam coal, and newer boiler designs have replaced steam coal with petcoke entirely.2 Cement plants consume fuel-grade petcoke in rotary kilns. Anode grade calcined petcoke is the principal raw material used in manufacturing carbon anodes for …
Supreme Court allows cement industry to use petroleum coke
Shares of Indian cement companies, which use petcoke as feedstock, surged as much as 5 percent on news of the court decision. Local producers of petcoke include Indian Oil Corp, Reliance ...
Indian petcoke imports to surge over double in 2022
28 Apr 2022 2 Min Read CW Team. An official told the media that India's imports of petcoke might be over double this year as competitive prices are pushing cement makers to switch to fuel as an alternative to coal. Petcoke is more expensive than coal but produces more energy when burnt.
India allows conditional import of petcoke; cement shares rise
Shree Cement, one of the country's significant users of petcoke, saw its shares rise as much as 3.6 percent to 17,898 rupees ($255.36), its highest level this month.
Petcoke Crusher | Crusher Mills, Cone Crusher, Jaw Crushers
Petcoke-Petcoke Manufacturers, Suppliers and Exporters on …. Low Speed Twin Teeth Roller Crusher for Petcoke and Coke. Min. Order: 1 Set FOB Price: US $1500-98000 / Set. Double Tooth Roll Crusher/Sizer/Breaker 1.High throughput, low roll ….
NO emission from cement calciners firing coal and …
The two main sources of NO formation in the cement industry are the combustion processes in the rotary kiln and calciner. Despite the rising demand for concrete around the globe, legislations for NO emis- sion from cement plants have become increasingly strict. This has led to application and development of technologies to reduce NO in the ce-
MANAGING CHINA'S PETCOKE PROBLEM
50. 0. ergy Information Administration dataAs the price of coal in China surged to more than 1,000 yuan ($160) per metric ton in 2008, up from 200 yuan ($32) per metric ton in 2005, U.S. petcoke was about 25 percent cheaper than standard coal,22 and it was com-petitive with natural gas and fuel oil for customers in C.
NO emission from cement calciners firing coal and petcoke: …
Abstract and Figures. NO emission from two in–line cement calciners operating with petcoke and coal, respectively, is predicted through computational particle fluid dynamics (CPFD) simulations ...
Petroleum CokeCoke-ify Your Knowledge: Unveiling Petroleum Coke…
Have you ever wondered what happens to all the leftover gunk after refining crude oil? Enter pet coke, the shadowy byproduct that keeps the industrial world humming — but also raises a concerning…
PET COKE – Effect on Aluminium/Cement Industry
Market insight and its effect on Aluminium and Cement Industry. Facts: 1. India is the world's biggest consumer of pet coke. 2. Local producers include Indian Oil Corp, Reliance Industries and Bharat Petroleum Corp. 3. It is dark solid carbon material. Cement companies in India account for about three-fourths of country's pet coke use.
Explained: What Is Petcoke And Why Is India Importing It …
For the first time, Indian companies are importing petcoke from Venezuela, shows trade sources and shipping data. Petcoke, a byproduct from oil refining and a substitute for coal is preferred by India due to the surge in the global prices of coal. The cement companies of India imported around 4 cargoes carrying 160,000 tonnes of …
(PDF) On Emissions and Limitations of using different …
The present study discusses an Egyptian cement plant with a productivity of 6000 clinker tons per day. The plant has two identical production lines working with dry powder process, with 5-stage ...
Indian ministry considers exemption for cement plants from petcoke …
India: The Ministry of Environment and Forest (MEF) is considering exempting cement plants and power companies from a ban on using petcoke and furnace oil for industrial use in Haryana, Rajasthan and Uttar Pradesh. Additional solicitor general A Nadkarni informed the Supreme Court that the use of petcoke in the cement industry …
Possible relief from petcoke ban for India's cement sector?
The Indian Ministry of Environment and Forest (MoEF) is likely to exempt the cement industry from the partial petcoke ban for industrial use, according to a report in The Hindustan Times. The government has moved forward a proposal as Solicitor General A Nadkarni informed the Supreme Court that the use of petcoke in the cement industry …
Alternative Fuels in Cement Manufacturing
Cement production is an energy-intensive process consuming thermal energy of the order of 3.3 GJ/tonne of clinker produced. Electrical energy consumption is about 90 – 120 kWh/tonne of cement (Giddings, et al, 2000; European Commission [EC] 2001). Historically, the primary fuel used in cement industry is coal.
Chemistry and engineering of the clinkerization process — …
A typical architecture of a SCADA system for a cement manufacturing process consisting of input/output signal hardware, controllers, HMI, networks, communications database server and software is shown in Fig. 15 [9]. Download : Download full-size image; ... 1/4 for petcoke and 1/3 for natural coal. The crystal sizes of the clinker phases were ...
What after Petcoke?
Over 70 per cent of the fuel requirement of cement manufacturers in India is met through petcoke. Cement manufacturing is an emission and energy intensive process and was responsible for 218 MT of CO2 emissions in 2013 with close to 40 per cent of the emissions resulting from combustion of fuel to operate the kilns. Historically, the cement ...
Co-processing of petcoke and producer gas obtained from …
White cement production, unlike grey cement, depends entirely on ashless conventional fuels (oil, petcoke) to meet its thermal energy requirement. The primary barrier to utilizing any solid alternative fuel in white cement is the impact on whiteness due to ash content. The study is focused on establishing producer gas from refuse-derived fuel …
Aspen plus simulation of an inline calciner for white cement …
1. Introduction. The cement industry is a hard to abate sector and has always been associated with a higher carbon footprint since CO 2 emissions are part of the calcination process. Using alternative fuels for clinker production has been identified as one way to reduce CO 2 emissions. As per the low carbon technology roadmap for cement …
Supreme Court exempts cement industry from petcoke …
01 August 2018. India's Supreme Court has finalised a ban on petcoke imports with exemptions for some key industrial users, including the cement sector. In a ruling released this weekend, the court agreed to put into place recommendations from the court-appointed Environment Pollution Prevention & Control Authority (EPCA) to limit imports ...
Effects on clinker process and properties
The unabated interest in petcoke is seen from the fact that in 10 cement plants the share of petcoke as a secondary fuel continues to be >95%. From 2010 onwards the industry indulged seriously into using alternative fuels and the scenario started developing as shown in Table 7 .