CN209456074U - The complete recovery system of condensed water in hydrogen purification purification process - Google Patents
The complete recovery system of condensed water in hydrogen purification purification process Download PDFInfo
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- CN209456074U CN209456074U CN201920185225.7U CN201920185225U CN209456074U CN 209456074 U CN209456074 U CN 209456074U CN 201920185225 U CN201920185225 U CN 201920185225U CN 209456074 U CN209456074 U CN 209456074U
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Abstract
The utility model provides the complete recovery system of condensed water in a kind of hydrogen purification purification process, including flush of hydrogen gas tower, flush of hydrogen gas pump, cooler, hydrogen compressor gas-liquid separator, condenser, hydrogen gas automatic blow down liquid seal trough and positive hydrogen pressure water sealed tank, the cooler is also connected with hydrogen gas automatic blow down liquid seal trough replenishing line, and hydrogen gas automatic blow down liquid seal trough overflow pipe is connected with positive hydrogen pressure water sealed tank liquid supplementation channel；Positive hydrogen pressure water sealed tank overflow water condenses water chamber with flush of hydrogen gas tower bottom by connecting tube and is connected；Condenser is connected with hydrogen compressor gas-liquid separator, hydrogen compressor gas-liquid separator condenses water out and is connected with flush of hydrogen gas tower condensation water chamber, by all hydrogen gas system condensate liquids, all recycling enters flush of hydrogen gas tower to this scheme, condensate water circulatory is utilized, cancel the production pump tube for hydrogen gas automatic blow down liquid seal trough and positive hydrogen pressure water sealed tank fluid infusion, reduces the new water usage amount of system.
Description
Technical field
The utility model relates to belong to hydrogen purification cleaning process technology, hydrogen condensed water recycles technique entirely.
Background technique
Requirement in view of the production situation of chlor-alkali industry safety and environmental protection in recent years and country to low power consuming high-environmental, hydrogen treat system
Need to increase various energy conservation and environmental protection measures, energy-saving synergy safety and environmental protection in system.Original device hydrogen treat technique, including
Flush of hydrogen gas tower, flush of hydrogen gas pump, cooler, the condensate outlet of flush of hydrogen gas tower tower bottom are pumped by connecting tube and flush of hydrogen gas
It is connected, hydrogen hydrogen washing pump is connected with cooler.After the water of flush of hydrogen gas tower bottom condensation chamber is extracted out by flush of hydrogen gas tower, one
It is distributed into cooler, a part enters Sewage treatment pond.The condensed water to cool down through cooler is transmitted back to tower top again and utilizes.It further include hydrogen
Press gas-liquid separator, condenser, positive hydrogen pressure water sealed tank and hydrogen gas automatic blow down liquid seal trough.Condenser and hydrogen compressor gas-liquid separator
Be connected, hydrogen enters condenser, within the condenser the hydrogenesis in hydrogen, flow into hydrogen compressor gas-liquid separator, separator general
Hydrogen is separated with condensed water, and condensed water discharge, hydrogen is delivered in follow-up process.
In prior art, moisture is separated from hydrogen, a large amount of condensed waters of generation, most of direct emission, only portion less
Divide and is back to use in system.
And in this process system, positive hydrogen pressure water sealed tank and emptying liquid seal trough are all made of addition production water and keep overflow, raw
It is obvious to produce water consumption, mass production waste water is discharged into sewerage, increases sewage treatment difficulty.
Therefore, the recycling for increasing water resource is that solution production investment is big, reduces pollution of the Chemical Manufacture to environment
Important topic.
Utility model content
In view of the deficiency of the prior art, the utility model, which provides one kind, can rationally utilize hydrogen condensate liquid, Du
The magnitude of recruitment of the exhausted production of hydrogen gas system during normal production water, all recycles hydrogen gas system condensed waters, energy-saving synergy safety collar
It protects.
A kind of condensed water complete recovery system in hydrogen purification purification process, including flush of hydrogen gas tower, flush of hydrogen gas pump,
Cooler, flush of hydrogen gas tower tower bottom condenses the mouth of a river and pumped by flush of hydrogen gas to be connected with cooler, cooler outlet and flush of hydrogen gas
Tower top is connected；It further include hydrogen compressor gas-liquid separator and condenser and hydrogen gas automatic blow down liquid seal trough and positive hydrogen pressure water sealed tank,
The cooler is also connected with hydrogen gas automatic blow down liquid seal trough replenishing line, hydrogen gas automatic blow down liquid seal trough overflow pipe and positive hydrogen pressure water seal
Slot liquid supplementation channel is connected；Positive hydrogen pressure water sealed tank overflow water condenses water chamber with flush of hydrogen gas tower bottom by connecting tube and is connected；
Condenser is connected with hydrogen compressor gas-liquid separator, and hydrogen compressor gas-liquid separator condenses water out and condenses water chamber phase with flush of hydrogen gas tower
Even.
By all hydrogen gas system condensate liquids, all recycling enters flush of hydrogen gas tower 1 to this scheme, and condensate water circulatory is utilized, is taken
Disappear as the production pump tube of 7 fluid infusion of hydrogen gas automatic blow down liquid seal trough 6 and positive hydrogen pressure water sealed tank, reduces the new water usage amount of system.
Specifically, the connecting tube that positive hydrogen pressure water sealed tank is connected with flush of hydrogen gas tower bottom condensation water chamber is positive hydrogen pressure
The overflow pipe one of water sealed tank, overflow pipe one are U-shaped structure in the Position Design close to scrubbing tower.The liquid of U-shaped structure increase pipeline
Envelope, prevents hydrogen from breaking through water seal, pressure release to device external.
Preferably, one-way cock and condensate liquid cutting-off valve are set on one pipeline of overflow pipe；Hydrogen compressor separator and hydrogen
Scrubbing tower connecting tube is equipped with Liquid level adjusting valve, and the flush of hydrogen gas tower is equipped with the liquid level sensor of condensed water, Liquid level adjusting valve
Logic association is provided with the condensed water liquid level in hydrogen compressor separator, liquid level sensor.This scheme can rationally control condensation
Water flow avoids flush of hydrogen gas tower or separator liquid level excessively high, and the accidents such as flooding occur.
Preferably, positive hydrogen pressure water sealed tank is additionally provided with overflow pipe two, and overflow pipe two is communicated with trench, this overflow pipe is to work as
There is investment when accident in the pipeline for being connected to tower bottom, can protect system safety.
Detailed description of the invention
Fig. 1 is structure of the invention arrangement schematic diagram.
In figure, flush of hydrogen gas tower 1, flush of hydrogen gas pump 2, hydrogen compressor gas-liquid separator 3, cooler 4, condenser 5, hydrogen are put
Empty liquid seal trough 6, condensation water chamber 8, removes wastewater outlet 9, overflow pipe 1, one-way cock 12, condensate liquid at positive hydrogen pressure water sealed tank 7
Cutting-off valve 13, Liquid level adjusting valve 14.
Specific embodiment
The technical solution of the utility model is described in detail with reference to the accompanying drawing,
The goal of the invention of the utility model is to provide the utilization rate of water in production process, returns water resource to greatest extent
It receives and utilizes, to reduce the consumption of natural water source in production.
In existing production technology, ion-membrane electrolysis device is used to prepare hydrogen, but the hydrogen of output contains large quantity of moisture
With other impurity, need to use by dehydration, purification and purification supply hydrogen chloride synthesis system.
Existing hydrogen purification cleaning equipment includes a set of by flush of hydrogen gas tower 1, flush of hydrogen gas pump 2, cooler 4, hydrogen pressure
The dewatering system that machine gas-liquid separator 3, condenser 5, hydrogen gas automatic blow down liquid seal trough 6 and positive hydrogen pressure water sealed tank 7 form, each component are logical
Connecting tube is crossed to be connected.
Has the structure of condensate liquid repeats itself in existing structure, i.e. 1 tower bottom of the flush of hydrogen gas tower condensation mouth of a river passes through connection
Pipe is connected with flush of hydrogen gas pump 2, and flush of hydrogen gas pump 2 is connected further through connecting tube with cooler 4, and the outlet of cooler 4 is washed with hydrogen
1 top of tower is washed to be connected.After condensed water in 1 bottom condensate water room 8 of flush of hydrogen gas tower is sent into the cooling of cooler 4, it is back to use in tower
It is reused.Because a large amount of condensed water, flush of hydrogen gas pump 2 and cooling in flush of hydrogen gas dedoping step, can be generated in this system
Wastewater outlet 9 is additionally provided in the connecting tube of device 4, a large amount of condensed water goes waste water to go out after recycled for multiple times, through this
Mouthfuls 9 by extra condensate removal system.
In original system, condenser 5 is connected with hydrogen compressor gas-liquid separator 3, and hydrogen cools down in condenser 5, in gas
Steam condensation Cheng Shui, hydrogen and condensed water enter hydrogen compressor gas-liquid separator 3 by connecting tube, and hydrogen compressor gas-liquid separator 3 will
Hydrogen is separated with condensed water, condensed water discharge.
In original system, hydrogen gas automatic blow down liquid seal trough 6 maintains hydrogen emptying system reliably to completely cut off with atmosphere, positive hydrogen pressure water sealed tank
7 for guaranteeing hydrogen main pipe pressure, they maintain overflow water used in level stability to be provided by production water pump.
The present invention, which makees transformation to hydrogen purification purification system, to be had:
One, increase cooler 4 and 6 connecting line of hydrogen gas automatic blow down liquid seal trough (i.e. a sections of pipelines in Fig. 1), cooler 4 not only with
1 tower top of flush of hydrogen gas tower be connected, be also connected with 6 replenishing line of hydrogen gas automatic blow down liquid seal trough, 6 overflow pipe of hydrogen gas automatic blow down liquid seal trough and
7 liquid supplementation channel of positive hydrogen pressure water sealed tank is connected (i.e. b sections of pipelines in figure)；7 overflow water of positive hydrogen pressure water sealed tank passes through connecting tube
It is connected (i.e. c sections of pipelines in Fig. 1) with flush of hydrogen gas tower bottom condensation water chamber 8.It is hydrogen that the gone out condensed water of tower bottom, which replaces production water pump,
Gas is vented liquid seal trough 6 and 7 fluid infusion of positive hydrogen pressure water sealed tank.
Two, hydrogen compressor gas-liquid separator 3 water chamber 8 is condensed with flush of hydrogen gas tower by connecting tube to be connected (i.e. d sections in Fig. 1
Pipeline), so that the condensed water of hydrogen compressor gas-liquid separator 3 is introduced flush of hydrogen gas tower 1.
Improved system structure realization brings together all condensed waters in hydrogen dewatering system, and a part is directly
It is back to use in tower, and most of fluid infusion then as hydrogen gas automatic blow down liquid seal trough and positive hydrogen pressure water sealed tank uses.And hydrogen gas automatic blow down
The overflow water of liquid seal trough and positive hydrogen pressure water sealed tank is finally returned to starting point (the cold doubtful water chamber of flush of hydrogen gas tower), to use life
Fisheries water can realize systemic circulation, recycle.
By all hydrogen gas system condensate liquids, all recycling enters flush of hydrogen gas tower 1 to this scheme, and condensate water circulatory is utilized, is taken
Disappear as the production pump tube of 7 fluid infusion of hydrogen gas automatic blow down liquid seal trough 6 and positive hydrogen pressure water sealed tank, reduces the new water usage amount of system.
The connecting tube (c sections of pipelines) that positive hydrogen pressure water sealed tank and flush of hydrogen gas tower bottom condensation water chamber are connected for hydrogen just
The overflow pipe 1 of pressurized water seal slot, overflow pipe 1 are U-shaped structure in the Position Design close to scrubbing tower.It is set on the pipeline simultaneously
One-way cock 12 and condensate liquid cutting-off valve 13 are set, prevents hydrogen in flush of hydrogen gas tower from playing a reversed role.
Positive hydrogen pressure water sealed tank 7 is additionally provided with overflow pipe 2 11, and overflow pipe 2 11 is communicated with trench, accident condition underflow stream
Liquid drains into trench by slime flux pipe two.
The hydrogen compressor separator 3 is equipped with Liquid level adjusting valve 14, the flush of hydrogen gas tower with 1 connecting tube of flush of hydrogen gas tower
1 is equipped with the liquid level sensor of condensed water, condensed water liquid level, liquid level sensor in Liquid level adjusting valve 14 and hydrogen compressor separator 3
It is provided with logic association.The aperture of Liquid level adjusting valve 14 is determined by the mutual calibration of two above condition.
The complete recovery system of condensed water will be more in flush of hydrogen gas tower in hydrogen purification purification process provided by the utility model
Remaining working solution is pumped by flush of hydrogen gas and connecting pipe is discharged into Sewage treatment and carries out secondary use.
Claims (4)
1. the complete recovery system of condensed water in a kind of hydrogen purification purification process, including flush of hydrogen gas tower, flush of hydrogen gas pump, are cold
But device, flush of hydrogen gas tower tower bottom condenses the mouth of a river and pumped by flush of hydrogen gas to be connected with cooler, cooler outlet and flush of hydrogen gas tower
Top is connected；It further include hydrogen compressor gas-liquid separator and condenser and hydrogen gas automatic blow down liquid seal trough and positive hydrogen pressure water sealed tank,
Be characterized in: the cooler is also connected with hydrogen gas automatic blow down liquid seal trough replenishing line, hydrogen gas automatic blow down liquid seal trough overflow pipe and hydrogen
Positive pressure water sealed tank liquid supplementation channel is connected；Positive hydrogen pressure water sealed tank overflow water passes through connecting tube and flush of hydrogen gas tower bottom condensed water
Room is connected；Condenser is connected with hydrogen compressor gas-liquid separator, and hydrogen compressor gas-liquid separator condenses water out and flush of hydrogen gas tower is cold
Condensate room is connected.
2. the complete recovery system of condensed water in hydrogen purification purification process as described in claim 1, it is characterized in that: just by hydrogen
The connecting tube that pressurized water seal slot is connected with flush of hydrogen gas tower bottom condensation water chamber is the overflow pipe one of positive hydrogen pressure water sealed tank, overflow pipe
One close to scrubbing tower Position Design be U-shaped structure.
3. the complete recovery system of condensed water in hydrogen purification purification process as claimed in claim 2, it is characterized in that: overflow pipe one
One-way cock and condensate liquid cutting-off valve are set on pipeline；Hydrogen compressor separator and flush of hydrogen gas tower connecting tube are equipped with liquid level tune
Valve is saved, the liquid level sensor of condensed water, the condensation in Liquid level adjusting valve and hydrogen compressor separator are equipped in the flush of hydrogen gas tower
Aqueous position, liquid level sensor are provided with logic association.
4. the complete recovery system of condensed water in hydrogen purification purification process as claimed in claim 2, it is characterized in that: positive hydrogen pressure
Water sealed tank is additionally provided with overflow pipe two, and overflow pipe two is communicated with trench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920185225.7U CN209456074U (en) | 2019-02-02 | 2019-02-02 | The complete recovery system of condensed water in hydrogen purification purification process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920185225.7U CN209456074U (en) | 2019-02-02 | 2019-02-02 | The complete recovery system of condensed water in hydrogen purification purification process |
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| Publication Number | Publication Date |
|---|---|
| CN209456074U true CN209456074U (en) | 2019-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920185225.7U Active CN209456074U (en) | 2019-02-02 | 2019-02-02 | The complete recovery system of condensed water in hydrogen purification purification process |
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| Country | Link |
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| CN (1) | CN209456074U (en) |
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2019
- 2019-02-02 CN CN201920185225.7U patent/CN209456074U/en active Active
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