(PDF) Problems and prospects of agricultural use of distillery
Anaerobically treated molasses-based distilleries spent wash is a major source of terrestrial and aquatic pollution due to the mixture of the various unknown organometallic compounds in discharged ...
WASTE HEAT RECOVERY POWER PLANTS IN CEMENT …
energy, which otherwise, went un-arrested/ un-used in the energy intensive industries, hence, are being explored. 1.2 In cement industry, energy corresponds to the major cost head of operating expenses. An appreciable amount of energy can be conserved by optimizing the plant operation, and by recovering waste heat from the preheater and …
Carbon Capture in the Cement Industry: Technologies, …
The cement industry is likely to play a role in reducing greenhouse gas emissions to combat anthropogenic climate change. Many decarbonization pathways suggest that direct specific emission levels of around 350 – 410 kg CO 2 /t cement will be required. However, increasing clinker substitution, alternative fuel use, and thermal energy efficiency can …
(PDF) The Using of Concrete Wash Water from …
The combination of concrete wash water and zeolitic by-product led to an increase of 4.6% in the compressive strength at 7 days hydration and up to 30% at 28 days hydration. The same combination ...
Co-Processing at Cement Plant of Spent Potlining from the Aluminum Industry
The carbon components can be used as a fuel additive in cement kilns, but also as an additive in the pig iron and steel industry. Various ways to treat and use spent potlining have been published ...
Use of waste derived fuels in cement industry: a review
The potential is enormous since the global cement industry produces about 3.5 billion tons that consume nearly 350 million tons of coal-equivalent fossil and AF. This study has shown that several cement plants have replaced part of the fossil fuel used by AF, such waste recovered fuels. Many years of industrial experience have shown that the ...
Co-processing of distillery spent wash concentrate …
1 Mar 2011. •. 3 mins read. In order to utilize the hazardous wastes generated in the cement industry the Central Pollution Control Board has come up with the draft guidelines (in February 2010) dealing with the co …
Combustion and emissions analysis of Spent Pot lining …
The results show that the final treated fuel can be used as alternative fuel in cement industry to displace coal fuel and reduce the pollutant emissions from the combustor in cement industry ...
Treatment of Distillery Spent wash
Molasses Distilleries. • Spent wash is the main waste stream. – It has a BOD5of about 30,000 to 60,000mg/lit – COD of about 1,00,000 mg/lit – pH –acidic (4 –5) – Colour-dark brown – About 15% solids content – Ash contains Potash as K2O. • Spent wash generation: about 8 to 15 litres per litre for alcohol produced.
Draft Guidelines for Co-processing of Distillery spent …
A typical physico-chemical characteristics of distillery spent wash is depicted at Annexure- I. The production of cement in India is about 200 Million Tonnes per annum. The country, therefore, has potential to utilize spent wash concentrate from the distilleries for co-processing in cement industry.
Co-processing of Wastes as AFRs in Cement Kilns
In Fig. 10.1, the brown cylinder with red flame is the cement kiln, the cyclone string is the preheater column, brown equipment with the red flame is the pre-calciner, blue equipment is the cooler, and the green equipment is the feed bin. The raw material is fed from the feed bin into the kiln system. It travels down from the top cyclone to the bottom …
Global cement industry
Global cement industry - statistics & facts. Cement is a key construction material used throughout the world as a binding agent in concrete and mortar. The history of cement dates back nearly ...
(PDF) Draft Guidelines for Co-processing of Distillery …
7. Feeding of spent wash concentrate for co-processing Different feed points can be used to inject the spent wash concentrate into the cement production process. The most common ones are: - Main burner at the …
What to Do with Spent Bleaching Earth? A Review
The tendency in the oil and fat industry in Europe as far as by-products and spent material are concerned is to use and regenerate as much as possible for chemical-technical purposes.
Scenarios to Valorize Treated Spent Pot Lining in Cement …
Option 2 describes the second "cradle to grave" scenario where treated SPL is used as a raw material by a cement plant at 1450 °C to produce cement. Option 3 focuses on the "cradle to gate" scenario where the treated SPL is pre-calcined at 1050 °C to be used as a SCM to produce concrete. Fig. 2.
Valorization of Treated Spent Potlining in Cement Industry
Introduction. Spent potlining is a hazardous waste produced in the pot rooms of aluminum smelters. This waste is generated from the internal lining of aluminium (Al) cells consisting of carbon and refractory bricks, which are replaced after five to eight years of service life. SPL is classified as a hazardous waste because of its contamination ...
Recovery of carbon rich material:-Recycling of spent pot …
The solution to save environment from harmful effects of SPL is recycling it and using it in cement industry and iron making purposes after treatment [22]. In cement industry, SPL first cut is used. Using SPL saves the input of fuel as it has high calorific value and fluoride in it reduces the melting point of clinker [23]. One more effective ...
Experimental Investigation on Effect of Spent Wash Usage …
Spent wash is distillery waste product of sugar industry and harmful if not properly treated and dispersed in water. The present study deals with the study of effect of mixing spent wash in water ...
Cementing your lead in the green transition | McKinsey
The road to a greener cement industry. The cement and concrete industry has established new targets to lower and even eliminate emissions, such as those set by the Global Cement and Concrete Association (GCCA). These targets aim for a 20 percent reduction of CO 2 per metric ton of cement and a 25 percent reduction of CO 2 per cubic …
Beneficiation of concrete wash water with carbon …
The action of the carbonated wash water to produce a higher 28-day strength as compared to the control samples with added cement content points to a …
uses of spent wash in cement industry – Grinding Mill China
USA 25% Share of AFR in the total fuel demand in the Cement Industry in … Processing of Spent Wash Concentrate in Cement Kiln Trial Run Conducted For Co … » More detailed. effects of spent wash – beltconveyers. effect of spent wash in cement grinding – Grinding Mill China. Posted at: July 30, 2012. … use of molasses spent wash …
uses of spent wash in cement industry
Uses of spent wash in cement industry is spent wash good for cement use of molasses spent wash in cement industry ppt on spent wash for grinding cemental crusher in cement plant grinding mill get more wbdg wbdg whole building design guide atrium in ancient roman times the atrium was the central open area of a house but today the term …
Co-Processing at Cement Plant of Spent Potlining from the Aluminum Industry
Additionally, the cement industry puts an upper limit to SPL usage amount of 0.2% by mass and restricts the inclusion of metal particles such as Al which are damaging in the finished cement. ...
Different method of spent wash treatment
6. For 5 to 12 % solids containing spent wash, the filler material (PMC) to spent wash ratio prescribed is 1: 2.5 for 45 days cycle and 1:3.5 for 60 days cycle. 7. For concentrated bio …
Distillery spent wash: Treatment technologies and …
Distillery spent wash refers to the effluent generated from alcohol distilleries. On an average 8–15 L of effluent is generated for every liter of alcohol produced [1]. The alcohol distilleries are extensively growing due to widespread industrial applications of alcohol such as in pharmaceuticals, food, perfumery, etc.
use of molasses spent wash in cement industry
Distillery Spent Wash Treatment Molasses Distillery use of molasses in cement grinding ypma ictnl. Distillery Spent Wash Treatment As you all are well aware Aeolus XERODROP is the first ever Comprehensive Distillery Spent Wash DSW effluent treatment system Today DSW treatment is a major bottleneck in the growth of industry Aeolus …
USES OF SPENT WASH TO IMPROVE SOIL PROPERTIES …
distillery spent wash was done in concrete (Arunvivek, 2013). It was also concluded that wide use of distillery spent wash in the construction industry saves cement, improves the quality of concrete mixes and solves ecological problems. Cane molasses was used for the stabilization of expansive soil (Julius, 2011).
(PDF) Use of spent garnet in industry: A review
In a review paper, Jamaludin et al. [36] concluded that spent garnet is a promising waste material that can be used for the production of construction materials, especially concrete. Higher ...
(PDF) Experimental Study on Plasticizing Effects of Distillery
Wide use of distillery spent wash in the construction industry saves cement; improves the quality of concrete mixtures; and solves ecological problems, because the wastes from distillery units is dumped to water bodies and fields, which causes pollution of the environment and acidifies the arable soils. REFERENCES 1.
Experimental Approach Regarding the Potential of Spent Garnets Use …
1.1 Garnet Sand. The rapid growth in population, with an estimated increase from 2 to 4 billion people, primarily in urban areas, is a current reality. This will result in increased demand for housing, roads, and infrastructure, leading to a higher demand for concrete, evaluated as the most widely used building material [1,2,3,4].The production of …
