How much water does coal eat after rain?

Updated on Three rural 2024-05-26
31 answers
  1. Anonymous users2024-02-11

    Coal has a lot of holes in it, and it is very easy to absorb water, and after rain, you can eat about 100% water.

  2. Anonymous users2024-02-10

    Coal does not eat much water after rain, and the density of coal is still quite large, so it is not easy for water to enter.

  3. Anonymous users2024-02-09

    Hello, coal after the rain generally depends on the time, if the time is short, it may be less, if the time is long, it must eat a lot of water, generally a pound of coal can eat 4 taels of water.

  4. Anonymous users2024-02-08

    In this case, his draft depends on the specific quality of the coal, if the quality of the coal is poor, it can reach 30% 40%, if it is average, about 20%.

  5. Anonymous users2024-02-07

    Coal lies in the after, should eat 2 to 3 moisture in it.

  6. Anonymous users2024-02-06

    Coal can eat about 100 kilograms of water per ton when it rains.

  7. Anonymous users2024-02-05

    How much water will he eat after the rain, this water should also be more, ** see how much water it absorbs, it will be a lot, but if he is also dry, then there will be no time in it.

  8. Anonymous users2024-02-04

    Coal should also be properly watered during storage and transportation, on the one hand, to prevent dust, on the other hand, the coal will spontaneously combust and water to cool down in the long-term stacking. Coal containing a certain amount of moisture will not cause a large amount of smoke and dust when it is transported to the furnace when the belt is transported, which will deteriorate the working environment and prevent a series of safety problems such as dust deflagration caused by smoke and dust.

  9. Anonymous users2024-02-03

    It does not affect the total water content of the coal. Because the rain only falls on the surface of the coal, it will soon evaporate, and the total water of the coal refers to the water contained in the coal, not the surface water.

  10. Anonymous users2024-02-02

    It is possible to eat a lot of this water when it rains, because it is relatively absorbent, so in this case, it is best to protect the coal well.

  11. Anonymous users2024-02-01

    Hello, this first depends on the amount of rainfall, including the dryness of the coal, in order to know how much water it eats, but under normal circumstances, the coal will rise by 50% after absorbing water.

  12. Anonymous users2024-01-31

    After rain, the received base moisture of coal becomes m ar 2 =, and the content of other components of the received base after rain and the low calorific value of the received basis are obtained, and the Mendeleev empirical formula is used to check them.

  13. Anonymous users2024-01-30

    Coal will absorb a lot of water after rain, because coal is dry, but some coal will powder off after absorbing water, and Cheng Wen is not good at that.

  14. Anonymous users2024-01-29

    Hello, friend, coal still eats more moisture after the rain. But after a while, the water will still evaporate, and I hope it will help you.

  15. Anonymous users2024-01-28

    It also depends on what kind of coal, but if it's honeycomb coal, it will eat a lot of water, and if it's *** coal, it should be better.

  16. Anonymous users2024-01-27

    If you have coal, he doesn't have a lot of air, and he can't eat a lot of fish, so you don't have to worry about that.

  17. Anonymous users2024-01-26

    Coal what kind of coal it is divided into, if it is honeycomb coal, it is easy to absorb water because its holes are relatively large.

  18. Anonymous users2024-01-25

    Coal doesn't eat a lot of water after rain because it doesn't get inside.

  19. Anonymous users2024-01-24

    How much moisture can be used to detect the moisture content of coal? The best way to do this is by weight.

  20. Anonymous users2024-01-23

    You can't say this accurately, 100 pounds is about 10 pounds, which is already very good.

  21. Anonymous users2024-01-22

    Coal will eat some water after rain, but not necessarily much.

  22. Anonymous users2024-01-21

    Coal doesn't actually eat much water later because it's not too west-nesting.

  23. Anonymous users2024-01-20

    After Meiyitan has raccoon rice, 100 million tons of coal can contain about 500 catties of water.

  24. Anonymous users2024-01-19

    What moisture will the story have? Of course, there will be moisture in this, but if there is any specific moisture, you still have to check it, so you will know.

  25. Anonymous users2024-01-18

    In this case, it should be about 30 to 40%, which is relatively normal, within a range.

  26. Anonymous users2024-01-17

    If you don't see it, you will definitely eat a lot of water in the future.

  27. Anonymous users2024-01-16

    This is calculated based on the saturation rate of the coal.

  28. Anonymous users2024-01-15

    How much moisture does coal eat after rain? It is a physical phenomenon. Physics teachers will know how old this kind of play is.

  29. Anonymous users2024-01-14

    In general, he will have a lot of moisture involved, and you can according to a ratio of his.

  30. Anonymous users2024-01-13

    Hello dear, the water eaten by coal in the rain is about 100 kilograms of water per ton. So the difference is about 100 kilograms. Proper Coal Storage Method:

    1. Burying the coal in the foaming coal will have a very good effect and is not easy to oxidize. 2. Pile up the coal 3-5 meters high, and try to choose a place to avoid the light. 3. If conditions permit, a coal storage bunker can be built, which is not only environmentally friendly but also can reduce the speed of coal oxidation, and set up ventilation for the coal storage bunker.

    4. Try not to choose coal from open-pit coal mines for coal storage, the heat of coal in open-pit coal mines is small, and the texture is known to contain softness, and it will oxidize for a long time. 5. If there is no condition to build a coal storage bunker, the coal can be stacked away from the light, but attention should be paid to prevent spontaneous combustion.

  31. Anonymous users2024-01-12

    Hello landlord:

    Before the total moisture determination of coal, the seal of the container containing the coal sample is checked, the surface of the container is wiped clean, weighed on a pallet balance and checked against the weight indicated on the label on the container.

    If the gross weight of the coal sample weighed (i.e., the total weight of the coal sample and the container) is less than the gross weight noted on the label (no more than 1%), and it can be determined that there is no loss of coal sample during transportation, the reduced weight should be regarded as the amount of moisture loss of the coal sample during transportation. The percentage (w1) of this amount to the net weight of the coal sample (the gross weight of the coal sample minus the weight of the container on the label) is calculated, and this loss should be added to the total moisture of the coal sample, and the coal sample in the container should be fully mixed.

    Step-by-step method for determining total moisture in coal.

    Weigh 10 12g of coal sample with a dry, clean weighing flask of known weight (weigh it accurately and shake the coal sample gently to flatten it.

    Open the cap of the weighing bottle, put the weighing flask containing the coal sample into the drying oven that is pre-blasted and heated to 145 5, dry bituminous coal for 30min, lignite for 45min, and dry anthracite for 60min under the condition of continuous blowing, and then take out the weighing flask from the drying oven, immediately cover the cap, cool it in the air for about 5min, move it into the dryer and continue to cool it to room temperature (about 30min) and then weigh. Inspections are then carried out for 15 minutes each time until the reduction of the coal sample does not exceed or the weight increases. In the latter case, the primary weight before the weight gain should be used as the basis for calculation.

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