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Coal gasification device and process capable of combusting organic effluent sewage

A technology for coal gasification and sewage, applied in the field of pressurized pulverized coal gasification, can solve the problems of unreasonable number and arrangement of nozzles, imperfect oxygen adding position, single feeding method, etc.

Active Publication Date: 2014-04-02
HENAN XINLIANXIN FERTILIZER +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Due to the various pressurized coal gasification technologies currently in operation, there are problems such as single feeding method, unreasonable number and layout of nozzles, imperfect oxygen addition position, and severe water in the syngas.

Method used

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  • Coal gasification device and process capable of combusting organic effluent sewage
  • Coal gasification device and process capable of combusting organic effluent sewage
  • Coal gasification device and process capable of combusting organic effluent sewage

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0092] A kind of technology of coal gasification device, this technology adopts dry coal powder organic waste water incineration method to produce synthetic gas, and its method steps are as follows:

[0093] a, close the fifth valve 25, open the first valve 21, the second valve 22, the third valve 23, the fourth valve 24, the sixth valve 26, and the seventh valve 27;

[0094] b. The flow rate in the dry pulverized coal storage tank 3 is 100t / h, and the dry pulverized coal with a particle size of 120-150 microns is pressurized by the first pressurizing pump 31 to 6.5-6.6MPa and then passes through the third valve 23 and the fourth valve 24 Delivered to the second passage 14 and the third passage 15 of the burner;

[0095] c. Oxygen in the oxygen storage tank 2 with a purity ≥ 99.6% and a pressure of 6.6-6.7 MPa enters the first channel 13 of the burner and the oxygen-increasing nozzle 8 respectively, wherein the flow rate is 45000 Nm 3 / h of oxygen through the first valve 21, ...

Embodiment 2

[0101] A kind of technology of coal gasification device, this technology adopts coal-water slurry organic waste water incineration method to produce synthetic gas, and its method steps are as follows:

[0102] a, close the third valve 23, open the first valve 21, the second valve 22, the fourth valve 24, the fifth valve 25, the sixth valve 26, and the seventh valve 27;

[0103]b. The flow rate in the dry pulverized coal storage tank 3 is 100t / h, and the dry pulverized coal with a particle size of 120-150 microns is sent to the coal-water slurry storage tank 5, and the water with a flow rate of 40t / h in the water storage tank 4 is sent to the water In the coal slurry storage tank 5, water and dry coal powder are mixed in the coal water slurry storage tank 5 to make a coal water slurry with a concentration of 63-65%, which is pressurized to 6.4-6.5MPa by the second booster pump 32 , sent to the third channel 15 and the second channel 14 of the burner respectively through the fif...

Embodiment 3

[0110] A process for a coal gasification device, the process uses dry and wet materials, organic waste water and sewage to burn with a burner to produce synthesis gas, and the method steps are as follows:

[0111] a, close the fourth valve 24, open the first valve 21, the second valve 22, the third valve 23, the fifth valve 25, the sixth valve 26, and the seventh valve 27;

[0112] b. Dry pulverized coal with a particle size of 120-150 microns in the dry pulverized coal storage tank 3 respectively enters the second channel 14 of the burner, the third channel 15 and the coal-water slurry storage tank 5, and the dry pulverized coal with a flow rate of 50t / h passes through After the first booster pump 31 pressurizes to 6.5-6.6MPa, it passes through the third valve 23, and the fourth valve 24 sends it to the second channel 14 and the third channel 15 of the burner; the dry pulverized coal with a flow rate of 50t / h is sent to In the coal water slurry storage tank 5;

[0113] c. Ox...

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Abstract

The invention belongs to a coal gasification device and process capable of combusting organic effluent sewage. The coal gasification device comprises an organic effluent sewage storage tank, an oxygen storage tank, a dry pulverized coal storage tank and a water storage tank, wherein the dry pulverized coal storage tank and the water storage tank are respectively connected with the inlet of a coal water slurry storage tank, outlets of the organic effluent sewage storage tank, the oxygen storage tank, the dry pulverized coal storage tank and the coal water slurry storage tank are respectively connected with a burner part at the top of a combustor; the burner part is connected with the interior of a membrane type water cooling film, the oxygen storage tank is connected with an oxygen and gas increasing nozzle arranged at the middle of the combustor through a pipeline, the water storage tank is connected with the inlet of the membrane type water cooling wall, a connecting cylinder is arranged at the bottom of the combustor, penetrates through the top of a water cooler and is arranged at the inner-upper part of the water cooler, a synthetic gas outlet is formed in the upper part of one side of the water cooler, a deslagging hole is formed in the lower part of the water cooler, and a multilayer baffling boosting cylinder is arranged at the outer part of the connecting cylinder. The coal gasification device has the advantages of strong coal type adaptability, high coal gasification efficiency, and cleanness and good quality of synthetic gas, and is capable of treating the organic effluent sewage.

Description

technical field [0001] The invention belongs to the technical field of pressurized pulverized coal gasification, and in particular relates to a coal gasification device and process capable of combusting organic waste and sewage with strong adaptability to coal types, high coal gasification efficiency, and suitable for large-scale production. Background technique [0002] Coal gasification technology is the core leading technology of all coal chemical industries, whether it is IGCC cogeneration, or coal-to-oil, coal-to-natural gas, coal-to-olefins, coal-to-synthetic ammonia and other chemical products, efficient and clean coal gasification production equipment Technology will certainly be able to significantly reduce its production costs. [0003] Due to the various pressurized coal gasification technologies currently in operation, there are problems such as single feeding method, unreasonable number and layout of nozzles, imperfect oxygen addition position, and severe water ...

Claims

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Application Information

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IPC IPC(8): C10J3/48C10J3/50C10J3/76C10J3/72C10J3/84
CPCY02E20/18
Inventor 李玉顺顾朝晖王洪营刘伟孔秋福宋仁委杨国洞曹重阳
Owner HENAN XINLIANXIN FERTILIZER
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