CN111246649A - Water vapor plasma generating device - Google Patents
Water vapor plasma generating device Download PDFInfo
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- CN111246649A CN111246649A CN202010045339.9A CN202010045339A CN111246649A CN 111246649 A CN111246649 A CN 111246649A CN 202010045339 A CN202010045339 A CN 202010045339A CN 111246649 A CN111246649 A CN 111246649A
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- water vapor
- heat accumulator
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
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Abstract
The invention relates to a water vapor plasma generating device, which comprises a burner, a heat accumulator and at least one plasma generator, wherein a high-temperature heat source generated by combustion in the burner enters the heat accumulator; the middle part of the steam pipeline penetrates through the heat accumulator; the outlet end of the water vapor pipeline is positioned at the head part of the heat accumulator, and high-temperature water vapor in the water vapor pipeline is discharged; the outlet end of the water vapor pipeline is communicated with the inlet end of the plasma generator, and high-temperature water vapor discharged into the plasma generator in the water vapor pipeline is ionized to form water vapor plasma to be discharged. This device is rational in infrastructure, and produced heat source directly makes and heats the intensification in the heat accumulator among the gas combustion process, and through the heat accumulation of heat accumulator, the steam that makes the flow through fast heaies up, and no heat source is extravagant, and it is fast to heat up, produces for follow-up steam plasma's high efficiency and provides the guarantee to steam plasma's emergence efficiency is high.
Description
Technical Field
The invention relates to a water vapor plasma generating device.
Background
The water vapor plasma has extremely high chemical activity, and the plasma state can be realized by a high-temperature or ionization method generally, but the traditional water vapor plasma preparation device has a complex structure and low water vapor plasma generation efficiency.
Disclosure of Invention
In view of the above problems, it is an object of the present invention to provide a steam plasma generator having a reasonable structure and high steam plasma generation efficiency.
The technical scheme for realizing the invention is as follows
The water vapor plasma generating device comprises a combustor, a heat accumulator and at least one plasma generator, wherein fuel gas is introduced into the combustor to be combusted in the combustor, a high-temperature heat source generated by combustion enters the heat accumulator from the head part of the heat accumulator, and the combusted high-temperature heat source is discharged from the tail part of the heat accumulator;
a heat accumulator is arranged in the heat accumulator, and a high-temperature heat source entering the heat accumulator heats the heat accumulator to raise the temperature;
the inlet end of the water vapor pipeline is positioned at the tail part of the heat accumulator, and the water vapor is introduced into the water vapor pipeline from the inlet end; the middle part of the steam pipeline passes through the heat accumulator, and the steam in the steam pipeline is heated and heated when flowing through the heat accumulator; the outlet end of the water vapor pipeline is positioned at the head part of the heat accumulator, and high-temperature water vapor in the water vapor pipeline is discharged;
the outlet end of the water vapor pipeline is communicated with the inlet end of the plasma generator, and high-temperature water vapor discharged into the plasma generator in the water vapor pipeline is ionized to form water vapor plasma to be discharged.
Further, generating device still includes the air distribution system that carries out the air distribution to the combustion chamber in the combustor, the air distribution system includes the blast pipe, the air distribution cavity, the air distribution pipe, the air distribution cavity is for surrounding the annular air distribution cavity that sets up in the combustion chamber periphery, the blast pipe forms the intercommunication with the air distribution intracavity, the air distribution pipe is provided with a plurality of and is annular distribution at the combustion chamber inner periphery, the inside and air distribution cavity of air distribution form the intercommunication, it has the air distribution hole in a plurality of air supply and distribution cavity processes the air distribution pipe entering combustion chamber to distribute on the air distribution pipe.
Furthermore, the steam pipeline comprises an inlet pipe section, a discharge pipe section and a plurality of middle pipe sections, wherein the tail end of the inlet pipe section is communicated with the head ends of the middle pipe sections in a parallel connection mode, the head end of the discharge pipe section is communicated with the tail ends of the middle pipe sections in a parallel connection mode, and the middle pipe sections penetrate through the heat storage body.
Further, the heat accumulator is a 310S stainless steel honeycomb heat accumulator or a honeycomb ceramic heat accumulator.
Further, the high-temperature heat source entering the heat accumulator comprises high-temperature flame and high-temperature flue gas generated by combustion of fuel gas, and the high-temperature heat source heats the water vapor passing through the water vapor pipeline in the heat accumulator to a temperature higher than 1200 ℃.
Further, the heat accumulator is made of rare earth or ceramics.
By adopting the technical scheme, the equipment mainly comprises three parts: the air uniformly enters the combustor through an air distribution system of the combustor to be mixed with fuel gas for combustion, high-temperature flame and flue gas of combustion enter the heat accumulator, high temperature in the heat accumulator is concentrated in a heat accumulator area, and a water vapor pipeline penetrates through the heat accumulator, so that water vapor in the water vapor pipeline can be rapidly heated to reach a temperature of over 1200 ℃, the high-temperature water vapor passes through the plasma generator, high-energy electrons generated by the plasma generator generate an avalanche effect in a high-temperature state, the high-temperature water vapor is ionized, and water vapor plasma is generated. This generating device combines together heat accumulator and combustor, provide the heat source for steam's intensification, the heat accumulator adopts the microchannel structure of honeycomb, several times increased heat transfer area and heat transfer intensity, this device is rational in infrastructure, produced heat source directly makes and heats up in the heat accumulator among the gas combustion process, heat accumulation through the heat accumulator, the steam that makes the flow through fast heaies up, it is extravagant not have the heat source, it is fast to heat up, produce for follow-up steam plasma's high efficiency and provide the guarantee, thereby steam plasma's generating efficiency is high, also reduce plasma generator's energy consumption simultaneously.
Drawings
FIG. 1 is a schematic structural view of an embodiment of the present invention;
FIG. 2 is a schematic view showing a second arrangement of the heat accumulator according to the present invention;
FIG. 3 is a schematic view showing the arrangement of heat accumulators according to the present invention;
in the drawing, 1 is a burner, 2 is a heat accumulator, 3 is a heat accumulator, 4 is a water vapor pipeline, 5 is a plasma generator, 6 is an air supply pipe, 7 is an air distribution chamber, 8 is an air distribution pipe, 9 is an inlet pipe section, 10 is an outlet pipe section, 11 is a middle pipe section, and 12 is a flow gap.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
Referring to fig. 1, the steam plasma generating device comprises a burner 1 and a heat accumulator 2, wherein the heat accumulator is made of rare earth or ceramic. The combustor is internally provided with an ignition device, the fuel gas entering the combustor is ignited and then is combusted in a combustion chamber in the combustor, a high-temperature heat source generated by combustion enters the heat accumulator, the high-temperature heat source comprises high-temperature flame and high-temperature flue gas generated by combustion of the fuel gas, the heat accumulator is heated by the high-temperature heat source, and the combusted high-temperature heat source is discharged from the tail of the heat accumulator; a 310S stainless steel honeycomb heat accumulator or honeycomb ceramic heat accumulator 3 is arranged in the heat accumulator, and the heat accumulator stores heat generated by the heat accumulator, so that the heat is retained in the heat accumulator region for a long time at high temperature; the high-temperature heat source entering the heat accumulator heats the heat accumulator;
the inlet end of the water vapor pipeline is positioned at the tail part of the heat accumulator, and the water vapor is introduced into the water vapor pipeline from the inlet end; the middle part of the steam pipeline passes through the heat accumulator 3, and the steam in the steam pipeline is heated and heated when flowing through the heat accumulator; the outlet end of the water vapor pipeline is positioned at the head part of the heat accumulator, and high-temperature water vapor in the water vapor pipeline is discharged; the flow direction of the water vapor from the tail direction of the heat accumulator to the head direction can be more efficiently heated. The outlet end of the water vapor pipeline is communicated with the inlet end of the plasma generator 5, and high-temperature water vapor discharged into the plasma generator in the water vapor pipeline is ionized to form water vapor plasma to be discharged. The high temperature in the heat accumulator is concentrated in the heat accumulator area, the water vapor pipeline passes through the heat accumulator, so that the water vapor in the water vapor pipeline can be rapidly heated to the temperature of over 1200 ℃, the high-temperature water vapor passes through the plasma generator, high-energy electrons generated by the plasma generator generate an avalanche effect in a high-temperature state, the high-temperature water vapor is ionized, water vapor plasma is generated, and the water vapor plasma is discharged into using equipment for use. Three plasma generators are shown in this application in a parallel fashion, sharing a single plasma power source, to enable the plasma generators as needed.
The combustor and the heat accumulator can adopt an integrated structure or a split type fixed assembly, but in order to reduce the loss of high-temperature heat sources generated by combustion of gas into the heat accumulator, the combustor and the heat accumulator are communicated in a straight-through mode, namely, an outlet of the combustor is directly communicated with an inlet of the heat accumulator.
In order to obtain sufficient combustion of gas in the combustor, the generating device further comprises an air distribution system for distributing air to a combustion chamber in the combustor, the air distribution system comprises an air supply pipe 6, an air distribution chamber 7 and an air distribution pipe 8, the air distribution chamber is an annular air distribution chamber arranged around the periphery of the combustion chamber, the air supply pipe is communicated with the air distribution chamber, external air enters the air distribution chamber through the air supply pipe, the air distribution pipe is provided with a plurality of air distribution holes which are distributed on the air distribution pipe in an annular mode and are arranged on the inner periphery of the combustion chamber, the inner part of the air distribution pipe is communicated with the air distribution chamber, and a plurality of air distribution holes for allowing air in the air distribution chamber to enter the combustion chamber through the air distribution pipe are distributed on the. The external air enters the air distribution chamber and then enters the air distribution pipe, and the air is distributed annularly around the combustor, so that the fuel gas in the combustor is fully mixed and combusted. In order to further improve the air distribution capacity, a plurality of groups of air distribution pipes distributed annularly are arranged, and the air distribution pipes in adjacent groups are arranged towards different sides in an inclined manner by 45 degrees, so that the air distribution is more uniform and sufficient.
The steam pipeline 4 comprises an inlet pipeline section 9, an outlet pipeline section 10 and a plurality of intermediate pipeline sections 11, wherein the tail end of the inlet pipeline section is communicated with the head ends of the intermediate pipeline sections in a parallel connection mode, the head end of the outlet pipeline section is communicated with the tail ends of the intermediate pipeline sections in a parallel connection mode, and the intermediate pipeline sections are distributed in the heat accumulator. Through the steam that gets into the pipeline section promptly, form the reposition of redundant personnel through the middle pipeline section of multichannel for heat to steam heaies up, and lifting efficiency, high temperature steam etc. converge in the discharge pipe section, concentrate and send out.
The arrangement of the heat storage bodies is described as follows:
the first mode is as follows: as shown in figure 1, the heat accumulator is a filler type heat accumulator with honeycomb holes, the middle pipe section directly penetrates through the heat accumulator, namely the heat accumulator is integral, and a high-temperature heat source obtained by combustion passes through the honeycomb holes in the heat accumulator and is discharged from the tail part of the heat accumulator.
The second mode is as follows: as shown in fig. 2, the arrow direction in the figure is the trend of the high-temperature heat source, the heat accumulators are also made of honeycomb materials, a plurality of heat accumulators are arranged in the vertical direction, the middle pipe sections penetrate through the adjacent heat accumulators, the high-temperature heat source flows into the middle pipe sections through the honeycomb holes, and the flow direction of the high-temperature heat source is changed due to the fact that the high-temperature heat source impacts the middle pipe sections, so that the time of the high-temperature heat source staying in the middle pipe sections is prolonged, and better heating is achieved.
The third mode is as follows: as shown in figure 3, the arrow direction in the figure is the trend of the high-temperature heat source, the heat accumulator also adopts a honeycomb material plate, a plurality of heat accumulators are arranged in the horizontal direction, the flow gaps 12 of the high-temperature heat source are arranged among the heat accumulators, the middle pipe section penetrates through the honeycomb holes of the heat accumulators, the structure transmits heat to the middle pipe section through the high-temperature heat accumulators to heat and raise the temperature, the high-temperature heat source does not form direct contact with the middle pipe section, and a certain protection effect is achieved on the middle pipe section.
Claims (6)
1. The water vapor plasma generating device comprises a burner, a heat accumulator and at least one plasma generator, and is characterized in that fuel gas is introduced into the burner to be combusted in the gas burner, a high-temperature heat source generated by combustion enters the heat accumulator from the head part of the heat accumulator, and the high-temperature heat source after combustion is discharged from the tail part of the heat accumulator;
a heat accumulator is arranged in the heat accumulator, and a high-temperature heat source entering the heat accumulator heats the heat accumulator to raise the temperature;
the inlet end of the water vapor pipeline is positioned at the tail part of the heat accumulator, and the water vapor is introduced into the water vapor pipeline from the inlet end; the middle part of the steam pipeline passes through the heat accumulator, and the steam in the steam pipeline is heated and heated when flowing through the heat accumulator; the outlet end of the water vapor pipeline is positioned at the head part of the heat accumulator, and high-temperature water vapor in the water vapor pipeline is discharged;
the outlet end of the water vapor pipeline is communicated with the inlet end of the plasma generator, and high-temperature water vapor discharged into the plasma generator in the water vapor pipeline is ionized to form water vapor plasma to be discharged.
2. The steam plasma generator of claim 1, further comprising an air distribution system for distributing air to the combustion chamber in the combustor, the air distribution system comprising an air supply duct, an air distribution chamber, an air distribution duct,
the air distribution chamber is an annular air distribution chamber arranged around the periphery of the combustion chamber, the air supply pipe and the air distribution chamber form communication, the air distribution pipe is provided with a plurality of air distribution holes which are annularly distributed on the inner periphery of the combustion chamber, the inner part of the air distribution pipe and the air distribution chamber form communication, and the air distribution holes for air in the air distribution chamber to enter the combustion chamber through the air distribution pipe are distributed on the air distribution pipe.
3. The steam plasma generator of claim 1, wherein the steam pipeline comprises an inlet pipe section, an outlet pipe section, and a plurality of intermediate pipe sections, wherein the end of the inlet pipe section is connected in parallel with the ends of the intermediate pipe sections, the ends of the outlet pipe section are connected in parallel with the ends of the intermediate pipe sections, and the intermediate pipe sections are inserted into the heat storage body.
4. The steam plasma generator of claim 3, wherein the thermal mass is a 310S stainless steel honeycomb thermal mass or a honeycomb ceramic thermal mass.
5. The steam plasma generating apparatus as claimed in claim 1, wherein the high temperature heat source introduced into the heat accumulator comprises a high temperature flame and a high temperature flue gas burned by a gas, and the high temperature heat source heats the steam passing through the steam pipe in the heat accumulator to a temperature of 1200 ℃ or higher.
6. The steam plasma generating apparatus of claim 1, wherein the heat accumulator is made of rare earth or ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045339.9A CN111246649A (en) | 2020-01-16 | 2020-01-16 | Water vapor plasma generating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045339.9A CN111246649A (en) | 2020-01-16 | 2020-01-16 | Water vapor plasma generating device |
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| CN111246649A true CN111246649A (en) | 2020-06-05 |
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| CN202010045339.9A Pending CN111246649A (en) | 2020-01-16 | 2020-01-16 | Water vapor plasma generating device |
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Citations (12)
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| CN1479041A (en) * | 2003-08-07 | 2004-03-03 | 王满家 | Method and device for igniting boiler powder coal by using water high temperature electrolysis technology |
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| CN110108031A (en) * | 2019-05-30 | 2019-08-09 | 唐山金沙燃烧热能股份有限公司 | A kind of ultralow nitrogen hot-blast stove |
| CN209540847U (en) * | 2019-01-30 | 2019-10-25 | 山东科顿机械设备有限公司 | A kind of Low Pressure Gas Network superhigh temperature steam generator |
| CN209944490U (en) * | 2019-04-08 | 2020-01-14 | 大连传森科技有限公司 | High-temperature hot air or flue gas energy storage hot water supply device |
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- 2020-01-16 CN CN202010045339.9A patent/CN111246649A/en active Pending
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| CN1479041A (en) * | 2003-08-07 | 2004-03-03 | 王满家 | Method and device for igniting boiler powder coal by using water high temperature electrolysis technology |
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| CN105674257A (en) * | 2016-03-05 | 2016-06-15 | 华中科技大学 | Two-stage-adjustable steam plasma swirl burner |
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| CN209944490U (en) * | 2019-04-08 | 2020-01-14 | 大连传森科技有限公司 | High-temperature hot air or flue gas energy storage hot water supply device |
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Application publication date: 20200605 |
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