Double-melting-bath organic solid waste blowing gasification device

A technology of organic solid waste and gasification device, applied in the details of gasification device, mechanical details of gasification device, molten salt/molten metal gasification, etc., can solve difficult equipment and process, inconvenient operation, sensible heat loss, etc. It can save gas input waste, improve energy utilization efficiency, and facilitate replacement and maintenance.

Pending Publication Date: 2019-11-01
杭州吉幔铁氢能科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

As mentioned above, although the form of water-cooled furnace wall can ensure the long-term use of the furnace lining, it is based on a relatively complete set of industrial processes for equipment processing, installation, use, and maintenance. It is easier in countries with strong industrial foundations. Realization and safe operation, in many areas with energy shortages, relatively weak industrial bases, and project locations with insufficient labor quality and training, the potential safety hazards and risks are also huge
[0040] (3) The physical sensible heat loss of furnace gas and thermal slag discharge is large: due to the high temperature of the discharged synthesis gas and liquid slag, the sensible heat is relatively large. If the sensible heat of these two parts is not recovered, the heat loss will be large
[0041] (4) It is usually intermittent slag discharge, which is inconvenient to operate: if we learn from the unit operati

Method used

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  • Double-melting-bath organic solid waste blowing gasification device
  • Double-melting-bath organic solid waste blowing gasification device
  • Double-melting-bath organic solid waste blowing gasification device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0083] After the organic particles are injected into the molten iron bath-slag bath at high speed, the hydrocarbons in the organic matter are rapidly cracked by heat, the carbon chain and the hydrocarbon chain are broken, and the hydrogen atoms are combined into hydrogen molecules. The carbon dissolves in the molten iron, and the molten iron can be dissolved The carbon content of the Fe-C alloy is between 3-5%, which greatly reduces the melting point of the Fe-C alloy, and the melting point of the iron-carbon alloy melt with 4.3% carbon is as low as 1148 ° C, such as figure 1 The Fe-C state diagram is shown. This makes it possible to maintain the iron-based alloy as a liquid melt above 1250°C in industry, which not only reduces heat loss, but also ensures the extension of the life of the furnace lining and spray gun. This temperature is relatively thorough for the cracking and gasification of organic matter. However, considering the melting point and fluidity of the slag liqui...

Embodiment 2

[0115] combine Figure 7 , Figure 8 , Figure 9 be explained.

[0116] The liquid level regulating furnace 101 communicates with the bottom of the gasification furnace 201 through a communication pipe 109 . The upper part of the liquid level adjustment furnace 101 is connected with a molten iron injection tank 106, and the molten iron with a pre-melted temperature of 1200-1700°C is put into the molten iron bag 113, and the molten iron is injected into the molten iron from the molten iron bag 113 In the injection tank 106, the molten iron flows into the liquid level regulating furnace 101. As the amount of molten iron gradually increases, the connecting pipe 109 is also filled with molten iron, and the liquid level gradually rises to the bottom of the gasification furnace 201.

[0117] After filling the molten iron to a predetermined amount, part of the slag carried by the molten iron floats up to the top of the molten iron bath 301 of the liquid level regulating furnace 10...

Embodiment 3

[0141] The inner height of the liquid level regulating furnace 101 is 6000mm, and the inner diameter is 3500mm. The inner height of the gasifier 201 is 9000m, and the average inner diameter is 4000mm. The inner diameter of the connecting pipe 109 is 600mm. The port of the connection part of the liquid level regulating furnace 101 is 300 mm high, 1000 mm wide, and 3000 mm in axis length.

[0142] 143 tons of pre-melted molten iron, with a carbon content of 3-5wt%, is heated into the liquid level regulating furnace 101, and filled into the connecting pipe 109, reaching the level of the bottom surface of the gasifier 201. The height h1 of the molten iron liquid level in the liquid level regulating furnace 101 is 2100mm.

[0143] Adjust the pressure P1 in the pressurization chamber 102 where the liquid level regulating furnace 101 is located to an absolute pressure of 0.28MPa, while maintaining the pressure P2 of the free space 303 of the gasifier at an absolute pressure of 0.13MP...

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Abstract

The invention discloses a double-melting-bath organic solid waste blowing gasification device, and belongs to the field of organic solid waste harmlessness, quantitative reduction, resource, and energy processing adsorption, and organic matter ultrahigh temperature monoatomic cracking gasification preparation of synthetic gas. According to the double-melting-bath organic solid waste blowing gasification device, a liquid surface adjusting furnace is communicated with the bottom of a vapourizing furnace, and contains 1200 to 1700 DEG C molten iron based alloy liquid covered with a molten liquidstate slag layer; the gas pressure or liquid amount above the liquid level adjusting furnace is increased, so that the molten liquid surface in the vapourizing furnace is raised, a material spray gunis immersed, immersion spraying of organic particles for gasification into the melting bath is carried out, at the same time, gasification agent oxygen gas and oxygen-enriched air are blew into molten, organic matter gasification into synthetic gas rich in CO and hydrogen gas is realized, most inorganic matters enter into molten slag, and are discharged regularly with accumulation of slag liquid;molten iron liquid amount is maintained to be constant, conversion of most organic waste into clean combustible gas is realized, and the obtained clean combustible gas is taken as fuel gas or chemicalproduct synthetic gas.

Description

technical field [0001] The invention belongs to the field of chemical industry, and the classification number is C10J3, in particular to a double molten bath organic solid waste injection gasification device. Background technique [0002] Since human society entered industrialization, the garbage and waste discharged from social life and production process have been increasing and accumulating in astonishing quantities, which has become a major ecological and environmental problem that human society must face. Although people use landfill, incineration, composting and other methods to deal with solid waste, especially the organic matter in it, the commonly used treatment methods are either difficult to cope with the rapid growth of solid waste in terms of speed and quantity, or are in the process of processing New secondary pollution is likely to be generated during the process, either due to the high cost of treatment, or due to the limitation of land capacity and so on, it...

Claims

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Application Information

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IPC IPC(8): C10J3/50C10J3/52C10J3/72C10J3/84C10J3/86
CPCC10J3/50C10J3/52C10J3/72C10J3/84C10J3/86C10J2200/152C10J2300/0946C10J3/57C10J2300/0906C10J2300/0903C10J2300/0909Y02P20/10Y02E20/18C21B13/10C21B13/008C21B13/0073C21B13/0026Y02P10/32Y02P10/134C21B2200/00C01B3/02C10J3/78C10J2200/09C10J2300/1246C10J2300/1807
Inventor 牛强杨天钧李敏张建良郭占成庞建明于国华董洪标李万胜
Owner 杭州吉幔铁氢能科技有限公司
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