CN207894116U - The system that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas - Google Patents
The system that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas Download PDFInfo
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- CN207894116U CN207894116U CN201721881537.9U CN201721881537U CN207894116U CN 207894116 U CN207894116 U CN 207894116U CN 201721881537 U CN201721881537 U CN 201721881537U CN 207894116 U CN207894116 U CN 207894116U
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Abstract
The utility model is related to the systems that a kind of HYCO ice chests Double liquid state CO tanks switch hydrops and outer supplied gas, including HYCO ice chests, expanding machine, compressor, the first liquid CO tanks, the second liquid CO tanks, liquid CO vaporizers and the pipeline and valve that connect these equipment.Compared with prior art, demand of the client to CO product pressures is not achieved in the liquid CO vaporizations that the system of the utility model solves ice chest well.Liquid CO tanks mutually switch in the utility model, and there is no the possibility that two liquid CO tanks are collaborated.Demand due to client to CO can sometimes be less than the CO of the HYCO ice chest outputs of output, can thus enter liquid CO tanks and store.CO burnings are avoided to generate greenhouse effects.Tthe utility model system is provided with Automatic-boosting and releasing pressure automatically step, need not artificially go to operate.
Description
Technical field
The utility model is related to a kind of HYCO ice chests air supply systems, are cut more particularly, to a kind of HYCO ice chests Double liquid state CO tanks
The system for changing hydrops and outer supplied gas.
Background technology
Currently, HYCO devices are mainly by raw material (54% CO, 45% H2And micro N2,CH4, H2O,CO2) by
The process of separation is walked, final products are H after purifying2And CO, while the CO of liquid can be using direct boiling as gas in HYCO ice chests
The CO products of state, by giving client outside pipeline.
Client is influenced in order to ensure HYCO ice chest generating means chasers in the Project design stage, it can be outside HYCO ice chests
It is equipped with a liquid CO tank to come, ensures that in emergency circumstances liquid CO tanks are vaporized into CO to ensure the pressure stability of CO product pipelines.
But under normal conditions, the pressure of the liquid CO in HYCO ice chests is 10.7bar, and the pressure of liquid CO tanks is
9.5bar carries out hydrops by pressure difference.Can meet the needs of client 5.3bar again simultaneously.
But when the demand pressure of client is 12.5bar, the top pressure of liquid CO tanks cannot meet the need of client
It asks, at this time just needs normally vaporize the tank tops liquid CO pressure into 12.5bar confessions in this way from 13.5bar is pressurized to
To client.
Lack a kind of condition not only having met hydrops at present but also disclosure satisfy that the method that condition vaporizes the pressure needed to client
Or system.
Utility model content
The purpose of this utility model is exactly to provide a kind of HYCO ice chests to overcome the problems of the above-mentioned prior art
The system that Double liquid state CO tanks switch hydrops and outer supplied gas.The utility model toggles pattern come both full using two liquid CO tanks
The condition of sufficient hydrops, and disclosure satisfy that the requirement of pressure for vaporization.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of system of the switching of HYCO ice chests Double liquid state CO tanks hydrops and outer supplied gas, including：
HYCO ice chests：For the isolation of purified of synthesis gas,
Expanding machine：It is connected with HYCO ice chests, the liquid CO come out from HYCO ice chests is become into low pressure CO, throttling expansion system
It is cold；
Compressor：Entrance is connected with expanding machine, for by low pressure CO pressurizations, at high high pressure CO, outlet to connect the first product
Send pipeline outside,
CO compressors are into ice chest pressure reducing valve：It is arranged on the pipeline that compressor outlet is back to HYCO ice chests, being used for will be high
High pressure CO decompression is high pressure CO, and the HYCO ice chests that flow back become liquid CO；
First liquid CO tanks：Import is made up line by liquid CO and is connect with HYCO ice chests, outlet by first vaporization pipeline with
Liquid CO vaporizers connect,
Second liquid CO tanks：Import is made up line by liquid CO and is connect with HYCO ice chests, outlet by second vaporization pipeline with
Liquid CO vaporizers connect,
Liquid CO vaporizers：The first vaporization pipeline of import connection and the second vaporization pipeline, outlet the second product of connection send pipe outside
Line；
First is connected between the first liquid CO tanks and liquid CO vaporizers from pressurization cycle pipeline；
Second is connected between the second liquid CO tanks and liquid CO vaporizers from pressurization cycle pipeline；
Described first connects the first blowdown line from pressurization cycle pipeline, and first blowdown line is back to liquid CO vaporizations
Device；
Described second connects the second blowdown line from pressurization cycle pipeline, and second blowdown line is back to liquid CO vaporizations
Device；
The liquid CO vaporizers are also connected with vaporizer blowdown line.
The liquid CO, which makes up line, is equipped with liquid CO tank import hydrops valves,
Second product sends pipeline outside and is equipped with product flow control valve,
The vaporizer blowdown line is equipped with vaporizer relief valve,
Described first is equipped with first from pressure charging valve from pressurization cycle pipeline,
Described second is equipped with second from pressure charging valve from pressurization cycle pipeline,
First blowdown line is equipped with the first relief valve,
Second blowdown line is equipped with the second relief valve,
The first vaporization pipeline is equipped with the first liquid CO flow control valves,
The second vaporization pipeline is equipped with the second liquid CO flow control valves.
The low pressure CO is the CO of 1bar, and the high high pressure CO is the CO of 12.5bar, and the high pressure CO is 10.7bar
CO.
The first liquid CO tanks and the second liquid CO tanks are equipped with liquid level gauge, and liquid level gauge is connected to DCS.
The first liquid CO tanks and the second liquid CO tanks are equipped with pressure detecting point and superpressure safe release system.
The first liquid CO tanks and the second liquid CO tanks by from pressurization cycle pipeline, by liquid CO vaporizers vaporize with
Afterwards, it is pressurized.
The first liquid CO tanks and the second liquid CO tanks, can only be in hydrops under low-voltage, because the liquid CO from ice chest is only
Only there was only 10.7bar, and the pressure of liquid CO tanks is once higher than 10.7bar, the condition that liquid CO tanks will not have hydrops.
Into HYCO ice chests and the 10.7bar liquid CO of the first liquid CO tanks or the second liquid CO tanks are finally entered, are HYCO ice chests
The condition of equipment limits.The gaseous state CO that HYCO ice chests can not bear 12.5bar enters.
In the utility model, HYCO ice chests are synthesis gas separating purifying devices, mainly by raw material (54% CO, 45%
H2And micro N2,CH4, Ar), using each gas boiling point difference, gradually removes and can allow CO and H2, CH4, N2, Ar is logical
It crosses.Final products are H after purification2Client is given with CO products.Liquid CO of the part from HYCO ice chests enters liquid CO tanks and carries
Back-up system of the liquid level of high liquid CO tanks as gaseous state CO products.
Compared with prior art, the utility model has the following advantages and advantageous effect：
One, client is not achieved to CO product pressures in the liquid CO vaporizations that the system of the utility model solves ice chest well
Demand.
Two, safe and reliable：Liquid CO tanks mutually switch, and there is no the possibility that two liquid CO tanks are collaborated.
Three, environmentally friendly：Demand due to client to CO can sometimes be less than the CO of the HYCO ice chest outputs of output, thus may be used
It is stored with entering liquid CO tanks.CO burnings are avoided to generate greenhouse effects.
Four, easy to operate：System is provided with Automatic-boosting and releasing pressure automatically step, need not artificially go to operate.
Description of the drawings
Fig. 1 is the system structure diagram that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas.
Shown in figure label：1 is compressor, and 2 be expanding machine, and 3 be CO compressors into ice chest pressure reducing valve, and 4 be HYCO ice chests,
5 be liquid CO tank import hydrops valves, and 6 be the first liquid CO tanks, and 7 be the second liquid CO tanks, and 8 be liquid CO vaporizers, and 9 control for product flow
Valve, 10 be vaporizer relief valve, 11 for first from pressure charging valve, 12 for second be the first relief valve from pressure charging valve, 13, and 14 be second
Relief valve, 15 be the first liquid CO flow control valves, and 16 be the second liquid CO flow control valves, and A is that product sends pipeline outside, and B is liquid CO
It makes up line, C is the first vaporization pipeline, and D is the second vaporization pipeline, and E is that the second product sends pipeline outside, and F follows for first from supercharging
Endless tube line, for G for second from pressurization cycle pipeline, H is the first blowdown line, and I is the second blowdown line, and J is vaporizer relief tube
Line.
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment
A kind of system of the switching of HYCO ice chests Double liquid state CO tanks hydrops and outer supplied gas, as shown in Figure 1, including：
HYCO ice chests 4：For the isolation of purified of synthesis gas,
Expanding machine 2：It is connected with HYCO ice chests 4, the liquid CO come out from HYCO ice chests 4 is become into low pressure CO, throttling expansion
Refrigeration；
Compressor 1：Entrance is connected with expanding machine 2, for by low pressure CO pressurizations, at high high pressure CO, outlet connection first to be produced
Product send pipeline A outside,
CO compressors are into ice chest pressure reducing valve 3：It is arranged on the pipeline of 1 outlet return of compressor to HYCO ice chests 4, being used for will
High high pressure CO decompression is high pressure CO, and the HYCO ice chests 4 that flow back become liquid CO；
First liquid CO tanks 6：Import is connect by the liquid CO B that make up line with HYCO ice chests 4, and outlet passes through the first vaporization pipeline
C is connect with liquid CO vaporizers 8,
Second liquid CO tanks 7：Import is connect by the liquid CO B that make up line with HYCO ice chests 4, and outlet passes through the second vaporization pipeline
D is connect with liquid CO vaporizers 8,
Liquid CO vaporizers 8：The first vaporization pipeline C of import connection and the second vaporization pipeline D, outlet the second product of connection are sent outside
Pipeline E；
First is connected between first liquid CO tanks 6 and liquid CO vaporizers 8 from pressurization cycle pipeline F；
Second is connected between second liquid CO tanks 7 and liquid CO vaporizers 8 from pressurization cycle pipeline G；
First is back to liquid CO vaporizers 8 from pressurization cycle pipeline F the first blowdown lines of connection H, the first blowdown line H；
Second is back to liquid CO vaporizers 8 from pressurization cycle pipeline G the second blowdown lines of connection I, the second blowdown line I；
Liquid CO vaporizers 8 are also connected with vaporizer blowdown line J.
Liquid CO make up line B be equipped with liquid CO tank import hydrops valve 5,
Second product sends pipeline E outside and is equipped with product flow control valve 9,
Vaporizer blowdown line J is equipped with vaporizer relief valve 10,
First is equipped with first from pressure charging valve 11 from pressurization cycle pipeline F,
Second is equipped with second from pressure charging valve 12 from pressurization cycle pipeline G,
First blowdown line H is equipped with the first relief valve 13,
Second blowdown line I is equipped with the second relief valve 14,
First vaporization pipeline C is equipped with the first liquid CO flow control valves 15,
Second vaporization pipeline D is equipped with the second liquid CO flow control valves 16.
Low pressure CO is the CO of 1bar, and high high pressure CO is the CO of 12.5bar, and high pressure CO is the CO of 10.7bar.
First liquid CO tanks 6 and the second liquid CO tanks 7 are equipped with liquid level gauge, and liquid level gauge is connected to DCS.
First liquid CO tanks 6 and the second liquid CO tanks 7 are equipped with pressure detecting point and superpressure safe release system.
First liquid CO tanks 6 and the second liquid CO tanks 7 are by from pressurization cycle pipeline, after the vaporization of liquid CO vaporizers,
It is pressurized.
First liquid CO tanks 6 and the second liquid CO tanks 7, can only be in hydrops under low-voltage, because the liquid CO from ice chest is only
Only 10.7bar, and the pressure of liquid CO tanks is once higher than 10.7bar, the condition that liquid CO tanks will not have hydrops.
Into HYCO ice chests 14 and the 10.7bar liquid CO of the first liquid CO tanks 6 or the second liquid CO tanks 7 are finally entered, are HYCO
The condition of 14 equipment of ice chest limits.The gaseous state CO that HYCO ice chests 14 can not bear 12.5bar enters.
The method that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas, includes the following steps：
1, the first liquid CO tanks 6 are closed automatically by 13 pressure release of the first relief valve to 9.5bar, first from pressure charging valve 11, liquid CO
Tank import hydrops valve 5 is opened, and flow control is in 500Nm3/ h in the case of pressure height, is let out by 6 top valve of the first liquid CO tanks
Pressure, pressure maintain 9.5bar；
2, the second liquid CO tanks 7 are pressurized to 13.5bar automatically, and open the second liquid CO flow control valves 16, open simultaneously production
Product flow control valve 9 supplements CO product pipelines；
3, when 6 liquid level of the first liquid CO tanks reaches 80%, illustrate that the first liquid CO tanks 6 can be sent outside, liquid CO tanks
Import hydrops valve 5 is closed, and first opens from pressure charging valve 11, after 6 tank body of the first liquid CO tanks boosts to 13.5bar, automatically opens
First liquid CO flow control valves 15, open simultaneously product flow control valve 9, supplement CO product pipelines；
4, when 7 liquid level of the second liquid CO tanks reaches 50%, illustrate that the second liquid CO tanks 7 can carry out hydrops, the second liquid CO
The second relief valve 14 that tank 7 connects is opened, and after pressure release to 9.5bar, liquid CO tank import hydrops valve 5 is opened, the second liquid CO tanks 7
Start hydrops.
First liquid CO tanks 6 maintain 9.5bar, are hydrops pattern, it is to send mould outside that the second liquid CO tanks 7, which maintain 13.5bar,
Formula.
First liquid CO tanks 6 and 7 volume of the second liquid CO tanks are respectively 15M3。
In the utility model, HYCO ice chests are synthesis gas separating purifying devices, mainly by raw material (54% CO, 45%
H2And micro N2,CH4, Ar), using each gas boiling point difference, gradually removes and can allow CO and H2, CH4, N2,Ar is logical
It crosses.Final products are H after purification2Client is given with CO products.Liquid CO of the part from HYCO ice chests enters liquid CO tanks and carries
Back-up system of the liquid level of high liquid CO tanks as gaseous state CO products.
Practicality can be understood and used the above description of the embodiments is intended to facilitate those skilled in the art
It is novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without having to go through creative labor.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art's announcement according to the present utility model, do not depart from improvement that the utility model scope is made and
Modification should be all within the protection scope of the utility model.
Claims (5)
1. a kind of system of the switching of HYCO ice chests Double liquid state CO tanks hydrops and outer supplied gas, which is characterized in that including：
HYCO ice chests (4)：For the isolation of purified of synthesis gas,
Expanding machine (2)：It is connected with HYCO ice chests (4), the liquid CO that will be come out from HYCO ice chests (4) becomes low pressure CO, and throttling is swollen
Swollen refrigeration,
Compressor (1)：Entrance is connected with expanding machine (2), for by low pressure CO pressurizations, at high high pressure CO, outlet connection first to be produced
Product send pipeline (A) outside,
CO compressors are into ice chest pressure reducing valve (3)：It is arranged on the pipeline of compressor (1) outlet return to HYCO ice chests (4), is used for
It is high pressure CO by the decompression of high high pressure CO, and the HYCO ice chests (4) that flow back become liquid CO；
First liquid CO tanks (6)：Import by liquid CO make up line (B) connect with HYCO ice chests (4), outlet pass through the first generating tube
Line (C) is connect with liquid CO vaporizers (8),
Second liquid CO tanks (7)：Import by liquid CO make up line (B) connect with HYCO ice chests (4), outlet pass through the second generating tube
Line (D) is connect with liquid CO vaporizers (8),
Liquid CO vaporizers (8)：The first vaporization pipeline (C) of import connection and the second vaporization pipeline (D), export outside the second product of connection
Pipeline (E) is sent,
Connection first is from pressurization cycle pipeline (F) between the first liquid CO tanks (6) and liquid CO vaporizers (8),
Connection second is from pressurization cycle pipeline (G) between the second liquid CO tanks (7) and liquid CO vaporizers (8),
Described first connects the first blowdown line (H) from pressurization cycle pipeline (F), and first blowdown line (H) is back to liquid
CO vaporizers (8),
Described second connects the second blowdown line (I) from pressurization cycle pipeline (G), and second blowdown line (I) is back to liquid
CO vaporizers (8),
The liquid CO vaporizers (8) are also connected with vaporizer blowdown line (J).
2. the system of the switching of HYCO ice chests Double liquid state CO tanks hydrops and outer supplied gas according to claim 1, which is characterized in that
The liquid CO make up line (B) be equipped with liquid CO tank import hydrops valves (5),
Second product sends pipeline (E) outside and is equipped with product flow control valve (9),
The vaporizer blowdown line (J) is equipped with vaporizer relief valve (10),
Described first is equipped with first from pressure charging valve (11) from pressurization cycle pipeline (F),
Described second is equipped with second from pressure charging valve (12) from pressurization cycle pipeline (G),
First blowdown line (H) is equipped with the first relief valve (13),
Second blowdown line (I) is equipped with the second relief valve (14),
The first vaporization pipeline (C) is equipped with the first liquid CO flow control valves (15),
The second vaporization pipeline (D) is equipped with the second liquid CO flow control valves (16).
3. the system of the switching of HYCO ice chests Double liquid state CO tanks hydrops and outer supplied gas according to claim 1, which is characterized in that
The low pressure CO is the CO of 1bar, and the high high pressure CO is the CO of 12.5bar, and the high pressure CO is the CO of 10.7bar.
4. the system of the switching of HYCO ice chests Double liquid state CO tanks hydrops and outer supplied gas according to claim 1, which is characterized in that
The first liquid CO tanks (6) are equipped with liquid level gauge with the second liquid CO tanks (7), and liquid level gauge is connected to DCS.
5. the system of the switching of HYCO ice chests Double liquid state CO tanks hydrops and outer supplied gas according to claim 1, which is characterized in that
The first liquid CO tanks (6) are equipped with pressure detecting point and superpressure safe release system with the second liquid CO tanks (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881537.9U CN207894116U (en) | 2017-12-28 | 2017-12-28 | The system that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881537.9U CN207894116U (en) | 2017-12-28 | 2017-12-28 | The system that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas |
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| Publication Number | Publication Date |
|---|---|
| CN207894116U true CN207894116U (en) | 2018-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721881537.9U Expired - Fee Related CN207894116U (en) | 2017-12-28 | 2017-12-28 | The system that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108131896A (en) * | 2017-12-28 | 2018-06-08 | 上海华林工业气体有限公司 | The system and method that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas |
-
2017
- 2017-12-28 CN CN201721881537.9U patent/CN207894116U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108131896A (en) * | 2017-12-28 | 2018-06-08 | 上海华林工业气体有限公司 | The system and method that HYCO ice chest Double liquid state CO tanks switch hydrops and outer supplied gas |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 Termination date: 20201228 |