CN218871693U - Cooling washing separator - Google Patents
Cooling washing separator Download PDFInfo
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- CN218871693U CN218871693U CN202223040055.4U CN202223040055U CN218871693U CN 218871693 U CN218871693 U CN 218871693U CN 202223040055 U CN202223040055 U CN 202223040055U CN 218871693 U CN218871693 U CN 218871693U
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- heat exchanger
- connecting pipe
- wire mesh
- cold
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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Abstract
The utility model discloses a cooling washing separator, include: the device comprises a shell, wherein a wire mesh demister is arranged in the shell, the periphery of the wire mesh demister is sealed with the inner wall of the shell through baffles, the wire mesh demister and the baffles divide the interior of the shell into an upper cavity and a lower cavity which are only communicated through meshes of the wire mesh demister, a gas outlet is formed in the shell wall of the upper cavity, an overflow port is formed in the shell side wall of the lower part of the lower cavity, desalted water is pre-arranged in the lower cavity, a gas inlet and a water replenishing port are formed in the shell side wall of the upper part of the lower cavity, a heat exchanger is arranged in the lower cavity, a cold flow inlet connecting pipe extending out of the shell is connected to a cold flow inlet of the heat exchanger, a cold flow outlet connecting pipe extending out of the shell is connected to a cold flow outlet of the heat exchanger, a gas inlet connecting pipe extending out of the shell is connected to a hot flow inlet of the heat exchanger, and a washing pipe extending into the desalted water downwards is connected to a hot flow outlet of the heat exchanger. The utility model has the advantage of high integrated level.
Description
Technical Field
The utility model relates to a hydrogen manufacturing technical field of alkaline electrolysis water, concretely relates to cooling washing separator.
Background
The hydrogen production by water electrolysis is that under the action of direct current, water molecules are decomposed into hydrogen and oxygen (hereinafter collectively referred to as gas) through an electrochemical process, and the hydrogen and oxygen are separated out at a cathode and an anode respectively. The electrolytic cell has many small chambers in the alkaline electrolytic cell, the polar plates are positioned at two sides of the nickel net for conducting electrons, so that the electrolytic current density on the polar plates is more uniform, the contact resistance between the polar plates and the nickel net is reduced, the current density is increased, and the energy consumption is reduced.
The hydrogen or oxygen produced in the alkaline electrolytic cell is separated into hydrogen and oxygen in respective separators, the separated gas contains saturated water, and the saturated water carries a certain amount of alkali liquor, so that the alkali liquor in the gas needs to be removed in order to avoid the waste of electrolyte and the influence on the downstream process. The traditional process scheme adopts three processes of washing, cooling and dewatering, a pipeline is adopted for connecting each device, and the washing and cooling are positioned on the upper part of the whole device, so that the whole device is complicated and large-sized, occupies large space, causes much inconvenience for skid-mounted and container transportation, and has high maintenance cost and manufacturing cost and the like. And the alkali-containing water is directly discharged after washing, heat exchange and separation, so that certain loss is caused, the discharge amount is not easy to measure, and certain trouble is caused by given amount supplement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cooling washing separator that has the integrated level height, no soda water loss, with low costs, reduce space height, convenient transportation.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a cold scrub separator comprising: the device comprises a shell, a wire mesh demister is arranged in the shell, the periphery of the wire mesh demister is sealed with the inner wall of the shell through a baffle, the wire mesh demister and the baffle divide the inner space of the shell into an upper chamber and a lower chamber which are relatively independent, the upper chamber and the lower chamber can only be communicated through meshes of the wire mesh demister, a gas outlet is formed in the shell wall of the upper chamber, an overflow port is formed in the shell side wall of the lower part of the lower chamber, desalted water with the liquid level reaching the height of the overflow port is preset in the lower chamber, a gas inlet and a water replenishing port are formed in the shell side wall of the upper part of the lower chamber, a heat exchanger is arranged in the lower chamber, a cold flow inlet of the heat exchanger is connected with a cold flow inlet connecting pipe extending out of the shell, a cold flow outlet connecting pipe extending out of the shell is connected with a cold flow inlet connecting pipe extending out of the shell through the gas inlet, a hot flow outlet of the heat exchanger is connected with a washing pipe, and a lower pipe of the washing pipe extends into the desalted water downwards.
Further, a cold wash separator as described above, wherein: the gas inlet connecting pipe and the cold flow outlet connecting pipe are positioned on the same side.
Further, the aforementioned cooling scrubber separator, wherein: a liquid outlet is arranged on the wall of the shell at the bottom of the lower chamber, and a liquid outlet connecting pipe with a valve is connected to the liquid outlet.
Further, the aforementioned cooling scrubber separator, wherein: the wire mesh demister is horizontally or vertically arranged, and the heat exchanger is horizontally or vertically arranged.
Further, a cold wash separator as described above, wherein: the structure of the shell comprises: the device comprises a barrel, an upper end enclosure and a lower end enclosure, wherein an upper barrel opening of the barrel is sealed by the upper end enclosure, and a lower barrel opening of the barrel is sealed by the lower end enclosure.
Further, a cold wash separator as described above, wherein: the height of the overflow port is lower than that of the lowest end of the heat exchanger.
Through the implementation of the above technical scheme, the beneficial effects of the utility model are that: (1) The integration level is high, the cost is saved, the arrangement height is reduced, the transportation is convenient, and the alkaline water zero-pollution discharge is realized; (2) The saturated gas is cooled, and then is washed and separated, so that the gas can be purified better, and the alkali moisture carried in the saturated gas can be discharged more efficiently; (3) Three kinds of equipment are integrated into one shell, so that pipelines, valves, instruments, controls and the like among the equipment can be saved, the cost is saved, the occupied space is reduced, the transportation is convenient, alkaline water is not discharged, zero pollution discharge is realized, and the environmental pollution is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a cooling washing separator when a heat exchanger and a wire mesh demister are vertically arranged.
Fig. 2 is a schematic view of the structure in the top view of fig. 1.
Fig. 3 is a schematic structural diagram of a cooling washing separator according to the present invention when the heat exchanger is vertically arranged and the wire mesh demister is horizontally arranged.
Fig. 4 is a schematic structural diagram of a cooling washing separator when the heat exchanger and the wire mesh demister are both horizontally arranged.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1, 2, 3 and 4, the cooling scrubber separator includes: the casing 1, the structure of casing includes: the device comprises a cylinder body, an upper end enclosure and a lower end enclosure, wherein an upper cylinder opening of the cylinder body is sealed by the upper end enclosure, and a lower cylinder opening of the cylinder body is sealed by the lower end enclosure; a wire mesh demister 2 is arranged in a shell 1, the periphery of the wire mesh demister 2 is sealed with the inner wall of the shell 1 through a baffle 3, the wire mesh demister 2 and the baffle 3 divide the interior of the shell 1 into an upper chamber 4 and a lower chamber 5 which are relatively independent, the upper chamber 4 and the lower chamber 5 can only be communicated through meshes of the wire mesh demister 2, a gas outlet 6 is arranged on the shell wall of the upper chamber 4, an overflow port 7 is arranged on the side wall of the shell 1 at the lower part of the lower chamber 5, desalted water 8 with the liquid level reaching the height of the overflow port 7 is preset in the lower chamber 5, a gas inlet 9 and a water replenishing port 10 are arranged on the side wall of the shell 1 at the upper part of the lower chamber 5, a water replenishing connecting pipe 18 is connected in the water replenishing port 10, one side pipe end of the water replenishing 18 extends out of the lower chamber 5 of the shell through the water replenishing port 18 and is inserted into the desalted water 8 downwards, a heat exchanger 11 is arranged in the lower chamber 5, a heat exchanger inlet of the heat exchanger 11 is connected with a heat exchanger inlet 12 extending out of the shell 1, a cold flow outlet 13 of the shell 11 is connected with a cold flow connecting pipe 14 extending out of the heat exchanger 11 through a cold flow inlet of the heat exchanger 11, and a heat flow pipe 15 extending out of the heat exchanger 1 through a heat exchanger 15; in the embodiment, the gas inlet connecting pipe 14 and the cold flow outlet connecting pipe 13 are positioned on the same side, so that the cold flow and the saturated gas perform countercurrent heat exchange in the heat exchanger, the heat transfer coefficient is better, and the heat exchange effect is better; in the embodiment, a liquid outlet is arranged on the wall of the shell 1 at the bottom of the lower chamber 5, and a liquid outlet connecting pipe 17 with a valve 16 is connected to the liquid outlet; in the embodiment, the wire mesh demister 2 is arranged horizontally or vertically, and the heat exchanger 11 is arranged horizontally or vertically; in the embodiment, the height of the overflow port 7 is lower than that of the lowest end of the heat exchanger 11, so that the direct erosion of desalted water to the surface of the heat exchanger can be avoided, and the service life of the equipment is prolonged;
the working principle of the utility model is as follows:
saturated gas is introduced into a heat exchanger 11 in a shell 1 through a gas inlet connecting pipe 14 and flows through a tube pass of the heat exchanger, cold flow medium is introduced into the heat exchanger 11 from a cold flow inlet connecting pipe 12 and flows through a shell pass of the heat exchanger and then is discharged from a cold flow outlet connecting pipe 13, heat exchange is carried out between the cold flow medium and the saturated gas flowing through the tube pass of the heat exchanger in the process that the cold flow medium flows through the shell pass of the heat exchanger, after the saturated gas is cooled through heat exchange, alkaline water carried in the saturated gas can be condensed into a liquid phase, then the cooled saturated gas mixed with the liquid phase is discharged into desalted water pre-arranged in a lower cavity 5 of the shell from a washing pipe 15, and at the moment, the cooled saturated gas mixed with the liquid phase is washed by the built-in desalted water and fresh desalted water supplemented through a water supplementing connecting pipe 18; the washed gas escapes from the liquid level, then enters the upper chamber 4 after being filtered by the wire mesh demister 2, and is discharged to a subsequent process device through a gas outlet 6 of the upper chamber 4; in the washing process, the liquid-phase desalted water in the shell 1 returns through the overflow port 7 to participate in the electrolysis cycle, and simultaneously, the water consumed in the electrolysis process is supplemented; with the continuous washing and separation of saturated gas, the alkali concentration of desalted water in the shell 1 is continuously increased, in actual production, the valve 16 can be periodically opened to discharge the desalted water to an alkali liquor gas separation tank of upstream equipment through the liquid discharge connecting pipe 17 for recycling, and fresh desalted water needs to be replenished into the shell through the water replenishing port 10 while the desalted water is discharged.
The utility model has the advantages that: (1) The integration level is high, the cost is saved, the arrangement height is reduced, the transportation is convenient, and the alkaline water zero-pollution discharge is realized; (2) The saturated gas is cooled firstly, and then is washed and separated, so that the gas can be purified better, and the alkali moisture carried in the saturated gas can be discharged more efficiently; (3) Three kinds of equipment are integrated into one shell, so that pipelines, valves, instruments, controls and the like among the equipment can be saved, the cost is saved, the occupied space is reduced, the transportation is convenient, alkaline water is not discharged, zero pollution discharge is realized, and the environmental pollution is reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any modifications or equivalent changes made in accordance with the technical spirit of the present invention are also within the scope of the present invention.
Claims (6)
1. A cold wash separator, characterized by: the method comprises the following steps: the device comprises a shell, wherein a wire mesh demister is arranged in the shell, the periphery of the wire mesh demister is sealed with the inner wall of the shell through a baffle, the wire mesh demister and the baffle divide the inner space of the shell into an upper cavity and a lower cavity which are relatively independent, the upper cavity and the lower cavity can only be communicated through meshes of the wire mesh demister, a gas outlet is formed in the wall of the shell of the upper cavity, an overflow port is formed in the wall of the shell at the lower part of the lower cavity, desalted water with the liquid level reaching the height of the overflow port is preset in the lower cavity, a gas inlet and a water replenishing port are formed in the wall of the shell at the upper part of the lower cavity, a heat exchanger is arranged in the lower cavity, a cold flow inlet of the heat exchanger is connected with a cold flow inlet connecting pipe extending out of the shell, a cold flow outlet connecting pipe extending out of the shell through the gas inlet is connected with a hot flow inlet connecting pipe of the heat exchanger, a washing pipe is connected with a hot flow outlet of the heat exchanger, and a lower flow port of the washing pipe extends into the desalted water downwards.
2. A cold scrub separator as set forth in claim 1 wherein: the gas inlet connecting pipe and the cold flow outlet connecting pipe are positioned on the same side.
3. A cold scrub separator as set forth in claim 1 or claim 2 wherein: a liquid outlet is arranged on the wall of the shell at the bottom of the lower chamber, and a liquid outlet connecting pipe with a valve is connected to the liquid outlet.
4. A cold wash separator according to claim 1 or 2, wherein: the wire mesh demister is horizontally or vertically arranged, and the heat exchanger is horizontally or vertically arranged.
5. A cold wash separator according to claim 1, wherein: the structure of the shell comprises: the device comprises a barrel, an upper end enclosure and a lower end enclosure, wherein an upper barrel opening of the barrel is sealed by the upper end enclosure, and a lower barrel opening of the barrel is sealed by the lower end enclosure.
6. A cold wash separator according to claim 1, wherein: the height of the overflow port is lower than that of the lowest end of the heat exchanger.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223040055.4U CN218871693U (en) | 2022-11-16 | 2022-11-16 | Cooling washing separator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223040055.4U CN218871693U (en) | 2022-11-16 | 2022-11-16 | Cooling washing separator |
Publications (1)
Publication Number | Publication Date |
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CN218871693U true CN218871693U (en) | 2023-04-18 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223040055.4U Active CN218871693U (en) | 2022-11-16 | 2022-11-16 | Cooling washing separator |
Country Status (1)
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CN (1) | CN218871693U (en) |
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2022
- 2022-11-16 CN CN202223040055.4U patent/CN218871693U/en active Active
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