CN103028339B - Gas-water mixing device and gas-water combined supply system - Google Patents
Gas-water mixing device and gas-water combined supply system Download PDFInfo
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- CN103028339B CN103028339B CN201210583649.1A CN201210583649A CN103028339B CN 103028339 B CN103028339 B CN 103028339B CN 201210583649 A CN201210583649 A CN 201210583649A CN 103028339 B CN103028339 B CN 103028339B
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Abstract
The invention provides a gas-water combined supply system, which comprises a heating furnace and a gas-water mixing device arranged in the heating furnace, the gas-water mixing device comprises a first mixer provided with a first mixing cavity, a first mixing pipe positioned in the first mixer, a liquid water inlet pipe, a gas carrier inlet pipe, a second mixer, and a third mixer communicated with the second mixer and provided with a third mixing cavity, wherein the first mixing pipe extends from the top end of the first mixer to the bottom end of the first mixer; the liquid water inlet pipe and the gas carrier inlet pipe are communicated with the first mixing pipe, and positioned at the top end of the first mixer; and the second mixer comprises at least one second mixing pipe. The gas-water combined supply system adopts the first mixer, the second mixer and the third mixer, so that liquid water and a gas carrier are mixed, water vapor and the gas carrier are mixed for three times, a gas-water ratio of a gas-water mixture is relatively stable, and the water vapor is supplied relatively steadily.
Description
Technical field
The present invention relates to as hydrogen manufacturing provides steam technical field, more particularly, relate to a kind of air water co-feeding system.
Background technology
The advantage such as Hydrogen Energy is high, easy to use with its abundance, cleanliness without any pollution, energy density, be widely used is acknowledged as the energy carrier of following most potentiality.The hydrogen manufacturing of high-temperature electrolysis steam, water vapour catalytically reforming hydrogen producing etc. are the current attractive hydrogen production process of most in the world, it all needs steam and vector gas to carry out mixing being transported in designated space to carry out hydrogen manufacturing, need the ratio controlling steam and carrier gas in proper range, therefore must ensure the accurate control of the gas-water ratio of mixing wastewater with air gas, and then ensure the stable supply of steam.
Mixing wastewater with air gas is obtained at present mainly through following several method:
First method adopts steam to generate scheme.H is made in preheating furnace
2and O
2water generation reaction steam, then directly passes into designated space by the steam of generation.Adopt this kind of method can obtain clean steam, but can be uneven owing to reacting, and more difficult control vapor flow, cause the gas-water ratio of mixing wastewater with air gas more rambunctious, thus the stable supply of steam can not be ensured.
Second method is that the method controlling dew-point temperature controls water vapour content in mixing wastewater with air gas.Using nitrogen as carrier gas, with free adjustment steam and nitrogen flow, steam first mixes with nitrogen, then enters into humidifier, and in humidifier, produce mixing wastewater with air gas.Steam controls dew-point temperature by dew point transducer, thus controls the content of steam in mixing wastewater with air gas.But the more difficult maintenance steady temperature of dew-point temperature in actual use, general dew-point temperature fluctuation difference is up to 10 DEG C, the absolute humidity fluctuation difference then characterizing water vapour content is accordingly greater than 10%, and dew-point temperature is higher, absolute humidity fluctuating range is larger, the then content of more difficult control steam, thus the stable supply of steam can not be ensured.
In sum, how making the air water of mixing wastewater with air gas more stable, thus realize the more stable supply of steam, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
The object of this invention is to provide a kind of air water co-feeding system, to make the air water of mixing wastewater with air gas more stable, thus realize the more stable supply of steam.
To achieve these goals, the invention provides following technical scheme:
A kind of air water co-feeding system, comprising: heating furnace and the gas and water mixer being positioned at described heating furnace, and described gas and water mixer, comprising:
There is the first blender of the first hybrid chamber;
Be positioned at the first mixing tube of described first internal mixer, described first mixing tube extends to the bottom of described first blender from the top of described first blender;
The aqueous water inlet pipe be connected with described first mixing tube respectively and carrier gas inlet pipe, described aqueous water inlet pipe and described carrier gas inlet pipe lay respectively at the top of described first blender;
The second blender be connected with described first hybrid chamber, described second blender comprises at least one second mixing tube;
The 3rd blender be connected with described second blender, described 3rd blender has the 3rd hybrid chamber.
Preferably, in above-mentioned air water co-feeding system, described first hybrid chamber from its bottom to its top convergent.
Preferably, in above-mentioned air water co-feeding system, the outlet of described first mixing tube and the bottom of described first blender have interval; The bottom end face of described first blender protrudes to the top of described first blender.
Preferably, in above-mentioned air water co-feeding system, spherical in shape of the bottom end face of described first blender.
Preferably, in above-mentioned air water co-feeding system, the peak of the bottom end face of described first blender is relative with the outlet of described first mixing tube.
Preferably, in above-mentioned air water co-feeding system, the outlet of described aqueous water inlet pipe is concordant with the outlet of described carrier gas inlet pipe.
Preferably, in above-mentioned air water co-feeding system, the quantity of described second mixing tube is 8, and described second mixing tube is uniformly distributed.
Preferably, in above-mentioned air water co-feeding system, described gas and water mixer also comprises the thermocouple of the mixing wastewater with air temperature degree measured in described first hybrid chamber; Described first blender is provided with the mounting pipe of described thermocouple.
Preferably, in above-mentioned air water co-feeding system, also comprise: delivering liquid water also controls the delivery pump of liquid velocity, and described delivery pump is connected with described aqueous water inlet pipe.
In air water co-feeding system provided by the invention, the course of work of gas and water mixer is: aqueous water enters the first mixing tube by aqueous water inlet pipe, meanwhile, carrier gas enters the first mixing tube by carrier gas inlet pipe, aqueous water is mixed with carrier gas, aqueous water and carrier gas flow to the first hybrid chamber along the first mixing tube, and aqueous water is vaporized in the first hybrid chamber; The mixing wastewater with air gas that steam and carrier gas are formed flows to the top of the first blender, and flow in the second blender, and make mixing wastewater with air gas further thermally equivalent in the second mixing tube, the aqueous water that mixing wastewater with air gas carries fully is vaporized; Then mixing wastewater with air air-flow is to the 3rd hybrid chamber of the 3rd blender, make mixing wastewater with air gas further Homogeneous phase mixing in the 3rd hybrid chamber, make the aqueous water vaporization remained, make mixing wastewater with air gas more stable, finally ensure that steam mixes with carrier gas, the air water of the mixing wastewater with air gas of acquisition is more stable.
Air water co-feeding system provided by the invention, by the first blender of gas and water mixer, the second blender and the 3rd blender, achieve mixing of aqueous water and carrier gas and mixing for three times of steam and carrier gas, make the air water of mixing wastewater with air gas more stable, thus achieve the more stable supply of steam.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the gas and water mixer of the air water co-feeding system that Fig. 1 provides for the embodiment of the present invention;
After the gas and water mixer of the air water co-feeding system that Fig. 2 provides for the embodiment of the present invention passes into aqueous water and carrier gas, the graph of a relation of mixing wastewater with air gas temperature and time;
The distribution schematic diagram of the second mixing tube in second blender in the gas and water mixer of the air water co-feeding system that Fig. 3 provides for the embodiment of the present invention;
The schematic flow sheet of the air water co-feeding system that Fig. 4 provides for the embodiment of the present invention.
In upper Fig. 1-4:
First blender 1, first mixing tube 2, mounting pipe 3, carrier gas inlet pipe 4, aqueous water inlet pipe 5, second blender 6, second mixing tube 61, the 3rd blender 7.
Detailed description of the invention
Embodiments provide a kind of air water co-feeding system, make the air water of mixing wastewater with air gas more stable, thus achieve the more stable supply of steam.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to accompanying drawing 1-3, the structural representation of the gas and water mixer of the air water co-feeding system that Fig. 1 provides for the embodiment of the present invention; After the gas and water mixer of the air water co-feeding system that Fig. 2 provides for the embodiment of the present invention passes into aqueous water and carrier gas, the graph of a relation of mixing wastewater with air gas temperature and time; The distribution schematic diagram of the second mixing tube in second blender in the gas and water mixer of the air water co-feeding system that Fig. 3 provides for the embodiment of the present invention.
The gas and water mixer that the embodiment of the present invention provides, comprising: first blender 1 with the first hybrid chamber; The first mixing tube 2, first mixing tube 2 being positioned at the first blender 1 inside extends to the bottom of the first blender 1 from the top of the first blender 1; The aqueous water inlet pipe 5 be connected with the first mixing tube 2 respectively and carrier gas inlet pipe 4, aqueous water inlet pipe 5 and carrier gas inlet pipe 4 lay respectively at the top of the first blender 1; The second blender 6, second blender 6 be connected with the first hybrid chamber comprises at least one second mixing tube 61; The 3rd blender the 7, three blender 7 be connected with the second blender 6 has the 3rd hybrid chamber.Wherein, the 3rd blender 7 is provided with escape pipe, to be transferred out by the gas-water mixer mixed.
The course of work of the gas and water mixer that the embodiment of the present invention provides is: aqueous water enters the first mixing tube 2 by aqueous water inlet pipe 5, meanwhile, carrier gas enters the first mixing tube 2 by carrier gas inlet pipe 4, aqueous water is mixed with carrier gas, aqueous water and carrier gas flow to the first hybrid chamber along the first mixing tube 2, and aqueous water is vaporized in the first hybrid chamber; The mixing wastewater with air gas that steam and carrier gas are formed flows to the top of the first blender 1, and flow in the second blender 6, and make mixing wastewater with air gas further thermally equivalent in the second mixing tube 61, the aqueous water that mixing wastewater with air gas carries fully is vaporized; Then mixing wastewater with air air-flow is to the 3rd hybrid chamber of the 3rd blender 7, make mixing wastewater with air gas further Homogeneous phase mixing in the 3rd hybrid chamber, make the aqueous water vaporization remained, make mixing wastewater with air gas more stable, finally ensure that steam mixes with carrier gas, the air water of the mixing wastewater with air gas of acquisition is more stable.
The gas and water mixer that the embodiment of the present invention provides, by the first blender 1, second blender 6 and the 3rd blender 7, achieve mixing of aqueous water and carrier gas and mixing for three times of steam and carrier gas, make the air water of mixing wastewater with air gas more stable, thus achieve the more stable supply of steam.
Meanwhile, the gas and water mixer that the embodiment of the present invention provides, the control accuracy of the gas-water ratio of mixing wastewater with air gas is higher, accurately can provide the gas-water ratio of mixing wastewater with air gas; This gas and water mixer both can supply laboratory small scale experiments, and also can be applicable to large-scale production, the scope of application is wide; The structure of this gas and water mixer is comparatively simple, and cost is lower; The continuous operation stability of this gas and water mixer is higher, and continuous service life is longer.
In experimentation, (this gas and water mixer is placed in heating furnace when the aqueous water of 4ml/min and the carrier gas of 1.25L/min are passed into gas and water mixer, the temperature of heating furnace is 500 DEG C) time, the temperature T in the first hybrid chamber of the first blender 1
1, the temperature T in the 3rd hybrid chamber of the 3rd blender 7
2, T
1and T
2respectively through reaching stable after 24min and 70min, as shown in Figure 2; When the aqueous water of 10ml/min and the carrier gas of 2L/min are passed into gas and water mixer, the temperature T in the first hybrid chamber of the first blender 1
1', the temperature T in the 3rd hybrid chamber of the 3rd blender 7
2', T
1' and T
2' respectively through reaching stable after 120min and 160min, as shown in Figure 2.
Above-mentioned experiment shows that this gas and water mixer can make the air water of mixing wastewater with air gas more stable, thus achieves the long-term more stable supply of steam.In above-mentioned experiment, aqueous water is specially deionized water, and carrier gas is specially hydrogen, and certainly, aqueous water also can be other water, and carrier gas also can be other inert gases.
The gas and water mixer that above-described embodiment provides, also can comprise other blender, or increases the number of the first blender 1, or increases the number of the second blender 6, or increases the number of the 3rd blender 7.
Preferably, in the gas and water mixer that above-described embodiment provides, the first hybrid chamber from its bottom to its top convergent.Like this, be convenient to aqueous water vaporization, and mixing wastewater with air gas flows in the second blender 6.
For the ease of aqueous water vaporization, in the gas and water mixer that above-described embodiment provides, the outlet of the first mixing tube 2 and the bottom of the first blender 1 have interval; The bottom end face of the first blender 1 protrudes to the top of the first blender 1.Bottom end face refers to the face of the bottom of the first blender 1 towards the top of the first blender 1, namely bottom end face refer to can with the face of aqueous water and gas carrier contact.When aqueous water flows out from the first mixing tube 2, aqueous water can drop on the bottom end face of the first blender 1 and collide, and splashes and comes, strengthen the vaporization of aqueous water to surrounding.The bottom end face of the first blender 1 can be the conical surface, also can spherical in shape.For the ease of manufacturing and being convenient to aqueous water vaporization, prioritizing selection, spherical in shape of the bottom end face of the first blender 1.Certainly, the bottom end face of the first blender 1 also can be other shapes, and the embodiment of the present invention does not limit particularly to this.
In order to optimize technique scheme further, in the gas and water mixer that above-described embodiment provides, the peak of the bottom end face of the first blender 1 is relative with the outlet of the first mixing tube 2, ensure that water droplet can fall the peak of bottom end face, aqueous water can be made so evenly to splash to surrounding come, thus further enhance the vaporization of aqueous water, provide sufficient steam.
Preferably, in the gas and water mixer that above-described embodiment provides, the quantity of the second mixing tube 61 is 8, and the second mixing tube 61 is uniformly distributed, as shown in Figure 3, can make the second mixing tube 61 thermally equivalent, thus the mixing wastewater with air gas ensureing to be positioned at the second mixing tube 61 fully mixes and thermally equivalent vaporization.Certainly, the quantity of the second mixing tube 61 also can be other values, also can otherwise distribute, and the embodiment of the present invention does not limit particularly to the quantity of the second mixing tube 61 and distribution.
In order to ensure that aqueous water fully can mix with carrier gas, in the gas and water mixer that above-described embodiment provides, the outlet of aqueous water inlet pipe 5 is concordant with the outlet of carrier gas inlet pipe 4, can ensureing that the aqueous water flowed into from aqueous water inlet pipe 5 can mix with the carrier gas flowed into from carrier gas inlet pipe 4 immediately, providing prerequisite for obtaining more stable gas-water ratio.
Preferably, the gas and water mixer that above-described embodiment provides, also comprises the thermocouple of the mixing wastewater with air temperature degree in measurement first hybrid chamber; First blender 1 is provided with the mounting pipe 3 of thermocouple.The temperature of observable thermocouple, when temperature maintains definite value, namely shows that the air water of the mixing wastewater with air gas in the first hybrid chamber is more stable.Can guarantee that the air water of the mixing wastewater with air gas in the first hybrid chamber is more stable by thermocouple.In order to optimize technique scheme further, the gas and water mixer that above-described embodiment provides, also can arrange the thermocouple of the mixing wastewater with air temperature degree in measurement the 3rd hybrid chamber on the 3rd blender 7.When can guarantee that mixing wastewater with air air-flow goes out by thermocouple, the air water of mixing wastewater with air gas is more stable.
Based on the gas and water mixer that above-described embodiment provides, the embodiment of the present invention additionally provides a kind of air water co-feeding system, this air water co-feeding system comprises: heating furnace and the gas and water mixer being positioned at heating furnace, wherein, gas and water mixer is the gas and water mixer described in above-described embodiment.
The air water co-feeding system provided due to above-described embodiment comprises gas and water mixer, and the gas and water mixer that above-described embodiment provides has above-mentioned technique effect, then the air water co-feeding system that the embodiment of the present invention provides also has corresponding technique effect.
Preferably, the air water co-feeding system that above-described embodiment provides, also comprises: delivering liquid water also controls the delivery pump of liquid velocity, and this delivery pump is connected with aqueous water inlet pipe 5.For the ease of measuring the flow of aqueous water, prioritizing selection, delivery pump is peristaltic pump.Certainly, delivery pump also can be the pump of other types, and the embodiment of the present invention does not limit particularly to this.
As shown in Figure 4, in the air water co-feeding system that above-described embodiment provides, aqueous water is generally placed in storage tank, and aqueous water is delivered in aqueous water inlet pipe 5 by delivery pump, simultaneously also by the flow of delivery pump metering aqueous water; Source of the gas is connected with carrier gas inlet pipe 4, by the flow of mass flowmenter meter gaseous carrier by pressure-reducing valve and mass flowmenter; Gas and water mixer is arranged in heating furnace, is heated the first blender 1, second blender 6 and the 3rd blender 7 by heating furnace, realizes aqueous water vaporization.In above-mentioned air water co-feeding system, also realize the metering to the flow of carrier gas by miscellaneous part, the embodiment of the present invention does not limit particularly to this.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an air water co-feeding system, comprising: heating furnace and the gas and water mixer being positioned at described heating furnace, and it is characterized in that, described gas and water mixer, comprising:
There is the first blender of the first hybrid chamber;
Be positioned at the first mixing tube of described first internal mixer, described first mixing tube extends to the bottom of described first blender from the top of described first blender;
The aqueous water inlet pipe be connected with described first mixing tube respectively and carrier gas inlet pipe, described aqueous water inlet pipe and described carrier gas inlet pipe lay respectively at the top of described first blender;
The second blender be connected with described first hybrid chamber, described second blender comprises at least one second mixing tube;
The 3rd blender be connected with described second blender, described 3rd blender has the 3rd hybrid chamber.
2. air water co-feeding system as claimed in claim 1, is characterized in that, described first hybrid chamber from its bottom to its top convergent.
3. air water co-feeding system as claimed in claim 1, it is characterized in that, the outlet of described first mixing tube and the bottom of described first blender have interval; The bottom end face of described first blender protrudes to the top of described first blender.
4. air water co-feeding system as claimed in claim 3, is characterized in that, spherical in shape of the bottom end face of described first blender.
5. air water co-feeding system as claimed in claim 3, it is characterized in that, the peak of the bottom end face of described first blender is relative with the outlet of described first mixing tube.
6. air water co-feeding system as claimed in claim 1, it is characterized in that, the outlet of described aqueous water inlet pipe is concordant with the outlet of described carrier gas inlet pipe.
7. air water co-feeding system as claimed in claim 1, it is characterized in that, the quantity of described second mixing tube is 8, and described second mixing tube is uniformly distributed.
8. as the air water co-feeding system in claim 1-7 as described in any one, it is characterized in that, described gas and water mixer also comprises the thermocouple of the mixing wastewater with air temperature degree measured in described first hybrid chamber; Described first blender is provided with the mounting pipe of described thermocouple.
9. air water co-feeding system as claimed in claim 1, is characterized in that, also comprise: delivering liquid water also controls the delivery pump of liquid velocity, and described delivery pump is connected with described aqueous water inlet pipe.
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| CN201210583649.1A CN103028339B (en) | 2012-12-27 | 2012-12-27 | Gas-water mixing device and gas-water combined supply system |
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| CN103028339B true CN103028339B (en) | 2015-06-17 |
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| CN104898462A (en) * | 2015-05-29 | 2015-09-09 | 杭州鼎岳空分设备有限公司 | Human body metabolism quantified oxygen consumption simulation apparatus |
| CN114870754A (en) * | 2022-04-26 | 2022-08-09 | 核工业理化工程研究院 | Device and method for generating humid gas |
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| CN2684919Y (en) * | 2003-11-04 | 2005-03-16 | 周贯冲 | Water-gas mixer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7140328B2 (en) * | 2002-03-11 | 2006-11-28 | Ztek Corporation | Miniature vaporizers for use with chemical converters and energy devices |
| CN102631851A (en) * | 2012-05-03 | 2012-08-15 | 无锡宏联电镀设备有限公司 | Gas-liquid mixing device |
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| CN2684919Y (en) * | 2003-11-04 | 2005-03-16 | 周贯冲 | Water-gas mixer |
| CN101750583A (en) * | 2008-12-19 | 2010-06-23 | 中国科学院宁波材料技术与工程研究所 | Device and method for controlling water vapor in application of testing solid oxide fuel cell |
| CN202302075U (en) * | 2011-09-26 | 2012-07-04 | 中国科学院宁波材料技术与工程研究所 | Flow regulating valve and water and gas mixing device thereof |
| CN102626555A (en) * | 2012-03-26 | 2012-08-08 | 中国五环工程有限公司 | Acetic acid evaporation and gas mixing integrated device |
| CN203030234U (en) * | 2012-12-27 | 2013-07-03 | 中国科学院宁波材料技术与工程研究所 | Gas-water mixing device and gas-water combined supply system |
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