Iran 1000 ton per day coal mining beneficiation plant with ISO,CE approval
Coal Mining Production Line
With the large-scale and high-quality thermal coal consumption, mechanized open pit mining, the ash content in raw coal supplies to power sector has increased over the years. In domestic power industry has solved the high ash inputs problem to a certain extent, which by designing boilers that can burn this coals. But the dumping of ash transportation cost and large area requirements can not be avoided. Coal beneficiation plant not only helps improving performance of power plants,but also the reduces transportation cost. The most import is that it reduce the adverse effects on the environment.
Coal Beneficiation Plant Working Principle
Coal beneficiation plant could be divided into two parts:coal crushing beneficiation and coal grinding beneficiation. In coal crushing beneficiation, we always use the jaw crusher as primary crusher, then impact crusher and cone crusher as secondary crusher. In coal grinding beneficiation, which coal mining equipments mainly including ball mill, vertical mill, ultrafine mill , trapezium mill and so on.
The Advantages of Coal Beneficiation Plant
The plant cleans and processes coal to remove other rocks and dirt, ash, sulfur, and unwanted materials, helping the heating worth of the coal. The most popular coal mining equipment using within this plant is washing machine. Mining equipment to concentrate coal is selected considering three aspects: properties of minerals in the deposit, kind of separation process, and requirements of production. The flowsheet chosen for every coal ore should be depending on the type of separation method more effective.
The Equipments used for the Coal Beneficiation Plant
The coal breaker is really a forerunner of the modern coal preparation plant, which generally use gravity process equipment to split up the refuse in the product (coal). Heavy Media is regarded as the popular method of cleaning coarse sizes, jig plants are most likely the second most typical method used for coarse coal. Heavy media cyclones are used more frequently for fines size fractions. Flotation is normally accustomed to clean the -28 mesh size fraction, although spirals and high media cyclones have demostrated success in cleaning right down to 100 mesh coal feed. Spirals are often used for middling sizes (10 mesh to 60 mesh).
Coal Flotation Plant Process
Coal Flotation Plant The flotation of proper coal from the host could be in tanks, columns and cells. Once the end coal comes in contact with fine air bubbles, coal fleet in a surface foam that is collected for further processing. Raw sizes which range fromfor the draft, cleaning, cleaning and re-cleaning, and applications unit and the pilot cell are for sale to treat all float values, including coal. The flotation cell bateman Zenith offers many unique advantages for example high shear forces to ensure better coordinated bubble-particle, simple process optimization and starting under load, stable foam and minimum downtime. The cell range in size from 0.5 m3 to 150 m3.
Features of Yufeng Coal extraction machines
1. Low operation cost
2. High capacity
3. Excellent efficiency
4. Superior recovery
5. Reliable operation
|Process equipment for pulverized||Electrical equipment for pulverized|
|coal preparation station||coal preparation station|
|No.||Equipment Name||No.||Equipment Name|
|1||Grid valve||1||Low voltage incoming cabinet|
|2||Belt scale feeder||2||ID fan frequency cabinet|
|3||Permanent iron remover||3||Control & power distribution cabinet|
|4||Bucket elevator||4||Operation desk|
|5||Heavy hammer air lock||5||Inlet air temperature|
|flap dust discharge valve|
|6||Air swept coal mill||6||Outlet air temperature|
|7||Lubrication oil station||7||Coal powder silo temperature|
|8||Dynamic separator||8||Dust hopper (bag filter) temperature|
|9||Explosion-proof bag filter||9||Temperature of head bearing of ball mill|
|10||Star type discharger||10||Temperature of tail bearing of ball mill|
|11||Screw conveyor||11||Inlet temperature of bag filter|
|12||ID Fan||12||Outlet temperature of bag filter|
|13||Bag filter on the silo||13||Inlet air pressure of ball mill|
|(three resistance filter bag)|
|14||High temperature butterfly valve||14||Outlet air pressure of ball mill|
|15||Cooling air valve||15||Outlet air pressure of separator|
|16||Explosion-proof valve||16||Outlet air pressure of bag filter|
|17||Nitrogen protection system||17||Raw coal silo damped rotation level indicator|
|18||Screw conveyor||18||Coal powder silo damped rotation level indicator|
|19||Bucket elevator||19||Cable tray|