classification of coal ppt

Classification Of Coal Ppt

Coal classification - LinkedIn SlideShare

11-07-2013 · CLASSIFICATION OF COAL Coal is a naturally available heterogeneous organic mass. So very difficult to classify. Hence for last 150 years many attempts have been made. Since then many system of classifications have classified coals according to different classification basis. Followings are examples of such classification system. 5.

classification of coal ppt -

Classification of fuels - eguruchela. Coal classification Coal is classified into three types as follows, even there is no clear demarcation between them: 1 Anthracite 2 Bituminous 3 Lignite The Coal is further classified as semi-anthracite, semi-bituminous and sub-bituminous the anthracite is the oldest coal from a geological perspective.

Coal - LinkedIn SlideShare

Coal • Peat • Lignite • Sub-bituminous • Bituminous • Anthracite Classification of coal 15 16. Cont… Type Carbon (%) Volatile matter (%) Use Anthracite 86 to 98 8 to 3 To heat homes Bituminous 70 to 86 46 to 31 To make coke, used in ...

Classification of Coal - Engineering ToolBox

Coal is a readily combustible rock containing more than 50 percent by weight of carbonaceous material formed from compaction and indurations of variously altered plant remains similar to those in peat.. After a considerable amount of time, heat, and burial pressure, it is metamorphosed from peat to lignite.

Classification of fuels -

Coal classification Coal is classified into three types as follows, even there is no clear demarcation between them: 1. Anthracite 2. Bituminous 3. Lignite. The Coal is further classified as semi-anthracite, semi-bituminous and sub-bituminous. the anthracite is the oldest coal from a geological perspective.

Classification of Coal - Encyclopedia of Life Support Systems

classification of coals for all ranks, which provides a simple system for the international comparison of coal in terms of some key characteristics, and categorizes coals descriptively in terms of estimates of world and regional coal resources. A committee draft of “Classification of Coals” has been drafted for discussion (see first Document

Types Of Coal PPT | Xpowerpoint

Coal Mining. U.s. Has The Largest Coal Reserves In The World PPT. Presentation Summary : Coal Mining. U.S. has the largest coal reserves in the world (22% of the world’s reserves) U.S. is currently the 2nd largest producer of coal (16%).


COAL CLASSIFICATION ACCORDING TO ORIGIN AND COAL RANK Coal class Content of C Peat: 52-60% Lignite: 58-77% Bituminous coal: 76-93% Anthracite: 91-93%. COMBUSTION AND FUELS POLISH CLASSIFICATION OF COAL • In Poland coals are divided on: – …

Classification of Coal by Rank (ASTM D388-12) - CKIC

Classification of Coal by Rank (ASTM D388-12) Coal Rank: Fix Carbon Limits: Volatile Content: Gross Calorific Value Limits: Agglomerating Characteristics % % Btu/lb: MJ/kg: dmmf: dmmf: Moisture mmf: moisture mmf: Antracite Class: Meta- Anthracite ≥98% <2% Non-agglomerating: Anthracite: 92 to 98%: 2 to 8% Semi-Anthracite (Lean Coal) 86 to 92% ...

classification of coal ppt -

NEW INTERNATIONAL CLASSIFICATION OF SEAM COAL. classification of coal ppt. Get Price; Coal Wikipedia. Coal is a combustible black or brownishblack sedimentary rock usually occurring in rock strata in layers or veins called coal beds or coal seams.

Types of Coal - YouTube

03-04-2013 · Types of Coal The main types of coal 1.Peat (technically a precursor to coal) 2.Lignite 3.Sub-bituminous coal 4.Bituminous coal 5.Anthracite (pictured below)...

An overview of coal and its uses PowerPoint - …

Can be downloaded as a PPT file. Key learning objectives. Students identify coal as an important resource and describe how it is used; Students describe how coal is formed and explain why it is regarded as a non-renewable resource. Students describe the methods of mining coal. Students explain how mine sites are rehabilitated after use. Strands

Coal Sampling and Analysis Standards

Coal Centre – Coal sampling and analysis standards 4 Abstract Each year, billions of tonnes of coal are traded in regional and international market for use in power generation, steel and cement making, and many other purposes. In commercial operations, the price of coal

Types of Coal | Coal Mining | Coal - Scribd

Coal is reduced in size by crushing and pulverizing. Pre-crushed coal can be economical for smaller units, especially those which are stoker fired. Sizing of Coal. In a coal handling system, crushing is limited to a top size of 6 or 4 mm. The devices most commonly used for crushing are the rotary breaker, the roll crusher and the hammer mill.

Coal Mine.pdf - ERTH 3117 COAL GEOLOGY AND …

Unformatted text preview: ERTH 3117 COAL GEOLOGY AND PETROLOGY SECTION Lecture 13: Coal Rank, Grade and Type COAL CLASSIFICATION Coal Type A classification of coal distinguished on the basis of the constituent plant materials; megascopic classification is a “lithotype”.Microscopic classifications use “microlithotypes” and “macerals”. Coal Grade A classification of coal based on ...

Classification of Bricks | Types of Bricks.

Classification of Bricks Based on Composition: We will discuss 2 major classification of bricks here below. i. Sand LIME Bricks: Definition. These are building bricks made from sand and lime as the raw materials instead of clay. The clay content may be only negligible.

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