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The performance of the grate cooler will directly affect the production efficiency energy consumption and clinker quality of the kiln system The grate cooler belongs to the family of air quench cooler AQC The clinker fed into the grate cooler can be quenched from 1300 1400 ℃ to below 100 ℃ in just a few minutes
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single straight grate induration furnace or a train of three reactors consisting of a travelling grate rotary kiln and cooler known as the grate kiln process The high temperatures produced in either process heat harden the green pellets producing fired pellets which are strong enough to be used as blast furnace burden materials
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GRATE COOLER IN CEMENT PRODUCTION Dec 04 2024 • 5 likes • 5 381 views Download Now Download to read offline Engineering E MAIL anggisagithaputri Presented By Anggi s Grup Lecture Firman Adi Collage STT Indocement Simulasi Proses Kimia Focus Reactor In Industry Anggi Sagitha Follow
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industrial kiln drying machine used in iron ore Rotary KilnCircumgyrate kilnLimestone rotary kiln Cement kiln is mainly used for calcining the cement clinker and it can be divided into dry producing cement kiln and wet producing cement kiln Metallurgical chemistry kiln is mainly used for the magnetizing roasting of the lean iron ore and the
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CONTRIBUTIONS TO THE TECHNOLOGY COMPARISON … 2 straight grate plants with a total capacity of million t/a 2/3 grate kiln 1/3 straight grate and in Canada where IOC operates 4 straight grates at Carol Lake New Foundland with a combined capacity of 13 million t/a
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A clear distinction between the dustiness of grate kiln and straight grate fired pellets is established We conclude that grate kiln cooler systems provide superior pellet quality but at the cost of some pellet production rate text dustiness grate kiln indurated pellet properties Iron ore pellets straight grate Similar works Full text
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The GRATE KILN System has changed significantly in design concept since the first systems were commissioned for Cleveland Cliffs Iron Company in the early 1960 s through the most recent startup of the LKAB KP 79 plant in Kiruna Sweden in 1981 Initial GRATE KILN plants were designed with no heat recuperation systems and typically consisted
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A Both straight grate and grate kiln furnaces have been accepted in the iron ore industry Both are considered to be roughly equal when comparing overall costs and expenses versus the final product The on size pellets are then fed to the induration machine Both straight grates and grate kilns dry the pellets out in a drying section then bring the pellets up to a temperature of about 800 900
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Figure shows the flow sheets for modern straight grate and grate kiln pelletiz Check Apr 04 2024· Mathematical model for a straight grate iron ore pellet induration This article focuses on the straight grate type of the pellet indu ration 1123 Taconite Ore Processing AQ Straight grate gas fired acid pellets 3 03 023
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[Inquiry] Iron ore pelletizing comparision straight grate versus grate kiln cooler There are two main processes for producing iron oreGrate plate cooler cement mill philippines cement mill about xuanshi grate plate cooler cement mill philippines mpl is a professional manufacturer of grinding grate plate cooler cement mill filipina grate plate cooler cement mill philippines photolinecoin
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The kiln burner can use liquid gas or solid coal or wood fuels separately or in combination One burner reduces maintenance costs and improves fuel efficiency In the Grate Kiln System
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2024 5 4 A clear distinction between the dustiness of grate kiln and straight grate fired pellets is established We conclude that grate kiln cooler systems provide superior pellet quality but at the cost of some pellet production rate
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comparision straight grate versus grate kiln cooler straight grate iron ore pelletisation process diagram straight grate iron ore pelletisation process diagram We build high quality robust industrial machines used across many industri Our product line is diverse and ever growing to availability pellet plant straight grate grate kiln comparison
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Comparison ETA vs Grate Cooler 5 References Replacing conventional cooler 19 Replacing satellite cooler 4 Behind wet kilns 3 Cooler in backward design 2 ETA Cooler as stage cooler 15 ETA Cooler as a base for 15 waste heat recovery ETA Cooler in operation 37 Min Capacity 700 t/d Max Capacity 13 000 t/d
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comparision straight grate versus grate kiln cooler difference between rotary kiln and straight grate technology grate kiln technology manufacturers in india grate sintering iron pellets grate kiln type furnace or a straight gratekiln iron ore pelletizing plant the aim the pellets are fed into a rotary kiln Drying and preheating processes of
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Jan 1 2022Oct 14 2024· Iron ore pelletization ScienceDirect Jan 01 2024· Straight grate grate kiln and shaft furnaces account for approximately 58% 35% and 6% respectively of world pellet production in 2024 Therefore the grate kiln and straight grate systems are the dominant technologies currently being used in the iron ore pelletizing
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A cooling grate for cooling and transporting of cement clinker having at least one grate element 1 with at least one support 10 for cement clinker having at least one cooling air channel 20 discharging into the support 10 which is inclined in conveying direction 2 at least in a section 24 adjacent to its outlet used to inject cooling air into the clinker has improved cooling characteristics
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Metso Pelletization Solutions Metso Outotec 2024 1 16 produced in a Grate Kiln system are uniformly high quality Hot pellets from the rotary kiln are discharged directly to the annular cooler where they are leveled to a uniform bed depth and conveyed over the primary and final cooling zones 46 Straight Grate pellet plants designed 46 Grate Kin systems with over 119 MTPA capacity installed
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Abstract Both straight grate and grate kiln furnaces have been accepted in the iron ore industry Both are considered to be roughly equal when comparing overall costs and expenses
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comparision straight grate versus grate kiln cooler Pelletizing System SIMA The grate kiln induration machine history advantages zenith straight grate in chile market greenrevolutionorgin
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The grate cooler is the main equipment in calcining system of the cement plant Its main function is to cool and transport the cement clinker It also provides hot air for rotary kiln and decomposing furnace and it is the main equipment for heat recovery in calcining system Grate cooler of CHAENG is new energy saving clinker cooling equipment
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Grate Cooler Ask Price Industrial Clinker Cooler is extensively used to cool the clinker and extracted heat from hot clinker is supplied at secondary and tertiary air to kiln Acknowledged for its optimum specific grate load this ensures lower heat consumption
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Both straight grates and grate kilns dry the pellets out in a drying section then bring the pellets up to a temperature of about 800 900 °C in a preheat zone then finish the induration process at roughly 1200 1350 °C Get Price straight grate pelletizing plant indurating machine
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Modelling of heat recovery in LKAB s grate kiln process 2024 8 5 The cooler model showed that to maintain adequate pellet cooling the mass flow through cooler zones C3 and C4 should be increased by 70% or the area of the C3 and C4 sections should be increased by 40% when heat recovery is used get price
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ОАО ВНИИМТ Improving the Performance of the Roasting Machines traveling grate furnaces straight grate pelletizing plant at AO SSGPO The modernization of the heating system for traveling grate pelletizing plant 5 at AO SSGPO with specified pellet quality increases the productivity by t/h % reduces the natural gas consumption by % m
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Kobelco Pelletizing Process KOBELCO Pelletizing 1 compares a grate kiln cooler system and a straight grate system Raw material Balling disc Green ball Comments Straight Grate Grate Kiln Cooler No Items Pellet quality 1 Grate Kiln Cooler process enables all pellets to be uniformly and adequately heat hardened by tumbling action and be held at the peak temperature for longer
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Nov 26 2024· For the pelletizing of iron ore there are two main types of processes namely the straight travelling grate STG process and the grate kiln GK process In the STG process a stationary bed of pellets is transported on an endless travelling grate through the drying oxidation sintering
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THE CIRCLE OF FLEXIBILITY CIRCULAR PELLETIZING TECHNOLOGY Iron ore pelletizing Grate KilnTM system 2024 04 26 4 Iron ore pelletizing Energy efficiency The Grate Kiln induration machine is composed of three separate process pieces of equipment
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Grate kiln systems Metso Process overview Grate Kiln systems consist of three major pieces of equipment The Grate the Kiln and the Cooler The object of the process is to transform the pelletized concentrate into hardened pellets that can be used as blast furnace feed or direct reduction furnace feed
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