CN1057505C - Method and equipment for preparing carbon dioxide gas by decomposing ore using carbon burning method - Google Patents

Abstract

The present invention provides a method for preparing carbon dioxide (CO2 for short) gas and equipment. The method comprises the steps: using natural ores, such as dolomites, magnesite, calcite, etc., as raw material, and using a charcoal combustion method and a rotary fully sealed CO2 generator to directly produce CO2 gas, and the powder dust of the CO2 gas is thoroughly eliminated by a purification system. The present invention has the main advantage that the purity of the prepared high-purity CO2 gas can reach 99.5%, and byproducts are utilized widely. The equipment adopted in the method has the advantages of simple structure, convenient operation, easy maintenance, low manufacturing cost and product cost, and high economic benefit.

Description

A kind of method and equipment of making carbon dioxide with the carbon burning method decomposing ore

The present invention relates to a kind of manufacturing CO ₂The method of gas and equipment.Particularly relate to and a kind ofly be raw material,, make CO with the heating of charcoal combustion kiln with natural crystal such as rhombspar, wagnerite, calcite etc. ₂The method of gas and adopt rotation, hermetic CO with this method ₂Equipment.

Produce CO at present at home and abroad ₂The method of gas has absorption method and chemical method.Absorption method mainly is to produce CO in the Alcohol Production process ₂Gas reclaims the back and is pressed into steel cylinder with compressor.Described " the CO of mechanical industry technical renovation technological transformation a collection of selected materials that chemical method such as China Machine Press published in 1978 ₂Producer " generate CO with lime carbonate and hydrochloric acid chemical reaction ₂, gas production rate is hanged down the incompatibility scale production, and byproduct is difficult for handling, and at present domestic this method of seldom using is produced CO ₂

The purpose of this invention is to provide a kind of production high purity, low-cost by-product utilization CO widely ₂The method of gas and simple in structure, easy to operate, easy-maintaining, the equipment of less investment.

The invention provides a kind of with carbon burning method decomposing ore manufacturing CO ₂The equipment of gas, this equipment is by CO ₂Compositions such as generating unit, transmission system, purification system is characterized in that: CO ₂Generating unit and transmission system are by big blanking cover ₁, anti-blocking airway ₂, CO ₂Producer ₃, bearing spider ₅, click ₆, connecting rod ₇, adapter flange ₈, the packing device ₉, motor reducer ₁₀Form; CO ₂Producer ₃In anti-blocking airway is housed ₂, left end has big blanking cover ₁, right-hand member is equipped with a cover click ₆And with bolt and connecting rod ₇Be fixed together connecting rod ₇The other end and motor reducer ₁₀Flange connect CO with bolt ₂Producer ₃Be bearing in bearing spider ₅On, CO ₂Two in producer is one group; Purification system is by the molecular sieve fly-ash separator ₁₁, setting tank ₁₇, fly-ash separator ₂₀Form; The molecular sieve fly-ash separator ₁₁Structure be: molecular sieve ₁₃Be contained in molecular sieve fly-ash separator air outlet end, the air outlet end is equipped with the joint door ₁₄, there is an air inlet port at the middle part ₁₂, the dedusting hole is arranged at the bottom ₁₉Fly-ash separator ₂₀Be by wire netting ₂₁, the dust removal cover ₂₂, little blanking cover ₁₈Form, its structure is: wire netting ₂₁Outsourcing dust removal cover ₂₂Be contained in fly-ash separator ₂₀In.

The present invention also provides a kind of said apparatus that utilizes to produce CO ₂The method of gas is characterized in that: with the natural crystal is raw material, with ore ₄Be broken into the 5-10mm particulate state, clean with flushing with clean water, two CO dry, pack into ₂Producer ₃In, make CO ₂Producer ₃Rotate with per minute 1-3 rotary speed, light the charcoal burner, heating CO ₂Producer ₃, make CO ₂Producer ₃Temperature is controlled between 700-900 ℃, the CO that this moment, output was come ₂Gas and dust are through anti-blocking airway ₂, the packing device ₉, enter purification system and make dust be reduced to zero, CO ₂Gas then enters air bag ₂₄, pass through CO again ₂Compressor ₂₅Be pressed into steel cylinder.

The CO that produces with this method ₂Purity is up to more than 99.5%.

The CO that produces with this method ₂Gas has good economic benefit, factor of created gase: rhombspar is 42%, and wagnerite is 48%, and promptly the 1000kg rhombspar produces CO ₂Gas 420kg, wagnerite are 480kg.

Embodiments of the invention are provided by the following drawings.

Fig. 1 CO ₂Generating unit and transmission system

Fig. 2 purification system

Fig. 3 cooling recirculation system

1. big blanking cover 2. anti-blocking airway 3.CO among the figure ₂Producer 4. ores 5. bearing spiders 6. clicks 7. connecting rods 8. adapter flanges 9. packing devices 10. motor reducers 11. molecular sieve fly-ash separators 12. air inlet ports 13. molecular sieves 14. joint doors 15. tracheaes 16. joint flanges 17. setting tanks 18. little blanking covers 19. dedusting holes, 20. fly-ash separators, 21. wire nettings, 22. dust removal covers, 23. soft or hard pipes, 24. air bag 25.CO ₂Compressor 26. tanks 27. water inlet pipes 28. return water pipes 29. water pumps 30. elevated tanks 31. water tanks

The embodiment that provides below in conjunction with accompanying drawing further describes:

Earlier with CO ₂Producer ₃On big blanking cover ₁Open, clean and dry the good granular ore of 5-10mm of screening fragmentation with flushing with clean water ₄2 CO of 500Kg packing ₂Producer ₃In, fasten big blanking cover ₁, light charcoal combustion kiln, starter motor.CO ₂Producer ₃Rotate with per minute 1-3 rotary speed on one side, simultaneously CO ₂Producer ₃Be warming up to 830 ℃-880 ℃.The CO that this moment, output was come ₂The band of gas dust through anti-blocking airway ₂, the packing device ₉Enter the molecular sieve fly-ash separator ₁₁, setting tank ₁₇Enter fly-ash separator again ₂₀Dust is reduced to zero fully, CO ₂Gas then enters air bag ₂₄Pass through CO again ₂Compressor ₂₅Be pressed into steel cylinder.

CO ₂Generating unit and transmission system be as shown in the figure: big blanking cover ₁Flange be welded in CO ₂Producer ₃Left end, unclamp nut during input and output material and open big blanking cover ₁, during work with nut screwing clamping.CO ₂Producer ₃In anti-blocking airway is housed ₂The anti-blocking airway of one flange is housed on it ₂Mainly be not allow ore 4 flow in the right-hand member pipe ore ₄Around anti-blocking airway flange, enter anti-blocking airway behind the aerogenesis ₂, CO ₂Producer ₃Two supports is at bearing spider ₅On, CO ₂Producer ₃Right-hand member is equipped with a cover click ₆, click ₆With connecting rod ₇Be bolted together connecting rod ₇The other end and motor reducer ₁₀Flange connect with bolt.Motor reducer rotates drivening rod ₇, click ₆, CO ₂Producer ₃Rotate.

Adapter flange ₈Be to be welded in CO by an end extra heavy pipe ₂Producer ₃On, the other end tubule and packing device ₉Welded together.The packing device ₉Left end and CO ₂Producer ₃Rotate together, in adorn heat-resisting packing bar, right-hand member is fixed on the molecular sieve fly-ash separator.

Purification system is by the molecular sieve fly-ash separator ₁₁, setting tank ₁₇With 2 fly-ash separators that structure is identical ₂₀Form.

The molecular sieve fly-ash separator ₁₁Be that a cylindric middle part has air inlet port ₁₂The bottom has the dedusting hole ₁₉, molecular sieve ₁₃Molecular sieve fly-ash separator exit end is housed, and the air outlet end is equipped with out the moral door ₁₄, work as CO ₂Gas enters the molecular sieve fly-ash separator ₁₁Be through molecular sieve ₁₃, joint door ₁₄, tracheae ₁₅Enter setting tank ₁₇

Setting tank ₁₇Top has the air inlet port lower end to have the dedusting hole.

Fly-ash separator ₂₀In wire netting is housed ₂₁Outsourcing dust removal cover ₂₂, CO ₂Gas is through the dust removal cover ₂₂Wire netting ₂₁Enter inner chamber, enter next fly-ash separator afterwards again ₂₀Again after the dedusting through the soft or hard pipe ₂₃Enter air bag ₂₄

The soft or hard pipe ₂₃One end flexible pipe, one end hard tube links together with flange, respectively with fly-ash separator ₂₀Air bag ₂₄Connect together.Cooling water recirculation system is by tank ₂₆, water inlet pipe ₂₇, return water pipe ₂₈, water pump ₂₉, elevated tank ₃₀, water tank ₃₁Form.Water inlet pipe ₂₇Be connected together with the tap water halter, the tap water halter is opened, water enters CO respectively by water inlet pipe 27 ₂ Producer 3 two ends double wall tube internal cooling CO ₂Producer ₃Two ends root, the water in the water pipe flow out the laggard tank of going into ₂₆Pass through return water pipe ₂₈Enter water tank ₃₁, water tank ₃₁After water is full, water pump ₂₉Automatically open, water then enters elevated tank ₃₀, elevated tank ₃₀Water pass through water inlet pipe again ₂₇Enter CO ₂Producer ₃In the double wall tube of two ends, so the circulation cooling just can guarantee CO ₂Producer ₃Two ends outer tube root indeformable.

Claims (3)

1. make CO with the carbon burning method decomposing ore for one kind ₂The equipment of gas, this equipment is by CO ₂Generating unit and transmission system, purification system are formed, and it is characterized in that: CO ₂Generating unit and transmission system are by big blanking cover (1), anti-blocking airway (2), CO ₂Producer (3), bearing spider (5), click (6), connecting rod (7), adapter flange (8), packing device (9), motor reducer (10) are formed; CO ₂Anti-blocking airway (2) is housed in the producer (3), and left end has big blanking cover (1), and right-hand member is equipped with a cover click (6) and is fixed together with bolt and connecting rod (7), and the other end of connecting rod (7) is connected CO with the flange of motor reducer (10) with bolt ₂Producer (3) is bearing on the bearing spider (5), CO ₂Two in producer is one group; Purification system is made up of molecular sieve fly-ash separator (11), setting tank (17), fly-ash separator (20); The structure of molecular sieve fly-ash separator (11) is: molecular sieve (13) is contained in molecular sieve fly-ash separator air outlet end, and the air outlet end is equipped with joint door (14), and there is an air inlet port (12) at the middle part, and dedusting hole 19 is arranged at the bottom; Fly-ash separator (20) is made up of wire netting (21), dust removal cover (22), little blanking cover (18), and its structure is: wire netting (21) outsourcing dust removal cover (22) is contained in the fly-ash separator (20).

2, a kind of described equipment of claim 1 that utilizes is made CO ₂The method of gas is characterized in that: be raw material with the natural crystal, ore (4) is broken into the 5-10mm particulate state, clean with flushing with clean water, two CO dry, pack into ₂In the producer (3), make CO ₂Producer (3) rotates with per minute 1-3 rotary speed, lights the charcoal burner, heating CO ₂Producer (3) makes CO ₂Producer (3) temperature is controlled between 700-900 ℃, the CO that this moment, output was come ₂Gas and dust through anti-blocking airway (2), packing device (9), enter purification system and make dust be reduced to zero, CO ₂Gas then enters air bag (24), passes through CO again ₂Compressor (25) is pressed into steel cylinder.

3, method according to claim 2 is characterized in that: CO ₂The temperature of producer (3) is controlled between 830-880 ℃.

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