specific power consumption by rawmill

Reducing energy consumption of a raw mill in cement ...

Jun 01, 2012 · Highlights We analyzed a raw mill and investigated the first law and second law efficiency values. Performance assessment of a raw mill indicates that the grinding process involves energy and exergy losses. The ambient air conditions affect efficiency and production capacity of the mill. The specific energy consumption for farine production is determined.

(PDF) Determination of correlation between specific energy ...

In this study, certain measures are implemented in an existing raw mill in a cement factory and the specific energy consumption of the unit is calculated to be 25.52 kWh/ton farine.

calculation of specific power consumption of ball mill ...

Optimization of Vertical Raw Mill Operation - Scribd. Jul 3, 2012 ... Optimization of Vertical Raw Mill Operation - Free download as PDF File (.pdf), Text file ... Power Consumption Mill Drive ... Calculation of Specific Roller Force .... Ball Mill Optimization .... Help · FAQ · Press · Purchase help. Get Price

Specific Power Consumption - Page 1 of 1

Specific Power Consumption. Hello. My question is, how can i calculate the required power consumption to produce 1 ton of clinker, what i mean which motors or equipment shall i include to calculate the spec. power? some company using only ID fan and ESP fan motors while others using all the motors of kiln area! What about cement mill and raw mill?

specific power nsumption in cement mill

Power consumption of cement manufacturing plant 2021-3-17 Power Consumption in Cement Manufacturing Plant: The cement industry, as a traditional high power

(PDF) Determination of correlation between specific energy ...

In this study, certain measures are implemented in an existing raw mill in a cement factory and the specific energy consumption of the unit is calculated to be 25.52 kWh/ton farine.

per ton power consumption of cement mill

Jan 06, 2021· Lower specific power consumption per ton of cement. It is just 50% to 65% of the ball mill consumption . • The metal wear of the unit product is low. The wear is generally only 5 to 15 g/t, and even only 3 to 5 g/t. Reducing energy consumption of a raw mill in cement

(PPT) Raw Mill audit | Rudy Gunarso - Academia.edu

SPECIFIC POWER CONSUMPTION 3. SPECIFIC POWER CONSUMPTION Menghitung power consumption : 1. 3. SPECIFIC POWER CONSUMPTION 2. Rumus lain yang bisa digunakan : kW = 7.5 x G x Di1/2 kW = 24 x Di 3.5 kW = 8 x Di 2.5 x Li dimana : G = ball charge, ton Di = inside diameter, m Li = inside length, m 3. SPECIFIC POWER CONSUMPTION Untuk pertimbangan ...

Specific Power Cement Plant Vertical Mill

specific power of vertical cement mill. ball mill specific power consumption, case study 2 : ecs . Cachedcoal mill being a . raw mill. 8226; specific power consumption reduction by 5 % . . energy consuming equipments of cement plant in india,vertical .

Vertical roller mill for raw Application p rocess materials

(Tube mill power) kW 2550 2650 (Pre-grinder power) kW ― 1120 Total power consumption kW 2550 3770 Specific power consumption of tube mill only kWh/t-RM 14.2 10.6 25% down Departmental power consumption rate kWh/t-RM 34.3 26.6 22% down Raw material tube mill Mixed raw materials Pre-grinder Coarse powder Coarse powder Product Separ ator 70

calculation of specific power consumption of ball mill ...

Specific Power Consumption - Page 1 of 1

ULTRATECH CEMENT LIMITED ADITYA BIRLA GROUP -

REDUCTION OF POWER CONSUMPTION IN RAW MILL CIRCUIT. INNOVATIVE PROJECT -2 RESULT– REDUCTION IN SPECIFIC POWER CONSUMPTION OF RAW MILL 11.7 12.45 13.09 10 12 14 Kwh Per Ton Of 2007-08 2008-09 2009-10 Material 32 INNOVATIVE PROJECT 3 Innovative Project: - (A) Title:-

Modern Processing Techniques to minimize cost in Cement ...

contributed to an increased rate of production and reduced specific power consumption in the grinding operation and wear rates. Vertical Roller Mill (VRM) The power used for the actual grinding process while grinding raw materials, depends mainly on the hardness of raw materials and the type of ...

Math cement module_1 - slideshare.net

Jan 08, 2012 · Estimation of specific power consumption, at mill shaft, based on the operating parameters of close circuitMC_V1_B204_RawMill_9 ball mill Calculation of mill power demand forMC_V1_B204_RawMill_10BIU_ desired output at specified feed andr3 product sizes, based on Bond Index.

Clinkerization - Cement Plant Optimization

Specific Heat Consumption in Kcal/kg-clinker; Specific Power Consumption in kwh/ton-clinker. Specific Cooling Air in kg-air/kg-clinker. Specific brick Consumption in grams/ton-clinker. The overall process of conversion from raw meal to clinker being endothermic demands a

Reducing energy consumption of a raw mill in cement ...

Cement mill - Wikipedia

A 10 MW cement mill, output 270 tonnes per hour. A cement mill (or finish mill in North American usage) is the equipment used to grind the hard, nodular clinker from the cement kiln into the fine grey powder that is cement. Most cement is currently ground in ball mills and also vertical roller mills which are

Shree Cement Limited - Clean Energy Ministerial

power plant capacity in the world, after China. It has established WHR based power plants at its Beawar, Ras & Raipur locations. Business Case for Energy Management . Drivers/Business Case . In cement manufacturing operations energy consumption cost accounts for 20% of total production cost. Objective to implement ISO 50001 was to achieve

Optimizing Raw Mills Performance ; the Materials WAY

Jun 22, 2019 · Specific power consumption of a raw mill is primarily dependent upon raw materials hardness and harder the material more will be the power required to grind the material to the desired fineness ...

Feature: etrofitting Process optimisation and Retrofiting

and specific power consumption of about 121 kWh/t cement with about 50% bypass to avoid operational problems caused by presence of excess sulphur present in fuel and raw materials. HOLTEC suggested the following improvement measures for reducing the bypass extent and reduced specific heat and power consumption: Raw Mill

Optimization of VRM Operation - RUCEM.RU

specific power consumption N2 Pressure as low as possible, as high as necessary for soft running Influenced by: • Hardness of Feed Material • Grain Size of Feed Material. Vertical Roller Mills What is the Optimum N2 Pressure ? N2 Pressure bed too low, -> Rough Running

Mathematical Modeling of Specific Power Consumption of ...

Sep 24, 2020 · The study and analysis of changes in the component of specific electricity consumption by the density of the electrolyte over time. It is established that when monitoring the density of the electrolyte in the on-line mode, it is recommended to pump the alkali 2 times a year for 0.5 of the total annual volume.

ULTRATECH CEMENT LIMITED ADITYA BIRLA GROUP -

MODELING THE SPECIFIC GRINDING ENERGY AND BALL-MILL

2 MODELLING THE SPECIFIC GRINDING ENERGY AND BALL-MILL SCALEUP Ball-mill scale up (Bond’s Law)Data: zBond work index w i zFeed D f and product d size (both 80% cumulative passing) Result: The specific grinding energy w Mill power draw P = wT, where T the

ducing power consumption ball mill wikipedia

Charge behaviour and power consumption in ball mills . Aug 01, 2001 The specific power consumption for these two ball shapes is shown in Fig 16 For N≤75% there is no change in the mill power draw This occurs because the center of mass of the charge is little changed by the particle shape at these speeds At intermediate speeds, the power draw for the noncircular balls falls off rapidly

THE KCP LIMITED, UNIT-II

The specific energy consumption figures for FY 2012-2013 & 2013-2014 are shown below. Description 2012-13 2013-14 Specific Power Consumption (kWh/MT Clinker) 77.64 69.73 Specific Heat Consumption (kCal/kg Clinker) 853 805 Specific Power Consumption Trend Specific Heat Consumption

A Study on Energy Conservation in Textile Industry ...

Aug 31, 2013 · In textile mill, electricity consumption is in increasing trend, due to modernised machines and continuous usage of the equipments in inefficient operating parameters. The energy cost is around 15 % to 20 % over the production cost and it stands next to raw material cost. Hence now a day’s area of focus is towards energy consumption at load end and by optimizing the efficiency of the motor ...

how to make a grinder for fine powder

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specific power consumption - German translation – Linguee

Many translated example sentences containing "specific power consumption" – German-English dictionary and search engine for German translations.

(PDF) Energy Audit in Cement Industry (1500 tpd | IJSTE ...

Raw mill vent fan consumes more power (402 kW). The specific energy consumption in raw mill vent fan is 4.0379 kWh per ton of raw meal. i.e. 5.4512 kWh per ton of clinker (ratio of rawmeal to clinker is 1.35) against a norm of 5 kWh per ton of clinker. This excess power consumption is due to air infiltration. Kiln ESP fans are consumes 220kW each.

(PPT) Raw Mill audit | Rudy Gunarso - Academia.edu

researchgate.net

specific power consumption by about 0.5 kWh/ton of Raw Mill product. The general equation for cooling water demand calculation based on heat balance has been modified as well for better

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