CN208670587U - A kind of cryogenic media gasification installation - Google Patents
A kind of cryogenic media gasification installation Download PDFInfo
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- CN208670587U CN208670587U CN201821086822.6U CN201821086822U CN208670587U CN 208670587 U CN208670587 U CN 208670587U CN 201821086822 U CN201821086822 U CN 201821086822U CN 208670587 U CN208670587 U CN 208670587U
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Abstract
The utility model belongs to liquefied natural gas, petrochemical industry, discloses a kind of cryogenic media gasification installation.The device includes intermediate medium gasifier, heating of seawater sled, static mixer, seawater conveying entrance, seawater conveying outlet, cryogenic media piping and gasification flue system；The intermediate medium gasifier includes intermediate medium gasification section, cryogenic media gasification section and gasification gas superheat section.The cryogenic media gasification installation of the utility model is due to the combinatorial property using the equipment such as intermediate medium gasifier and heating of seawater sled combination, compared with conventional apparatus, it can reduce or even avoid the influence because of factors such as seawater quality, ocean temperature, fuel cost, equipment investments to cryogenic media gasification installation economy, reduce occupied area, the purpose of investment reduction, cost efficiency to realize.
Description
Technical field
The utility model belongs to liquefied natural gas, field of petrochemical industrial, more particularly, to a kind of cryogenic media gas
Makeup is set.
Background technique
With the fast development of Chinese national economy, the storage and conveying of China's gas are towards " specialized, society
Change, intensive, synthesization, liquefied, pipeline " direction is developed.Low-temperature storage transport after gas liquefaction has storage space
Advantage small, energy resource density is big, transportation cost is low.Cryogenic media, such as liquefied natural gas, liquefied propane, liquefied ethylene, very greatly
A part is then to convert gaseous state and heat gas extremely for cryogenic media by heat exchange by sea transport to low temperature terminal storage tank
Proper temperature is delivered to downstream user eventually by modes such as pipe network, tank cars.Therefore, gasifier is cryogenic media storage and transport process
In essential key equipment.How coastal low temperature terminal storage tank is or borders on the sea and builds, and seawater is the resource easily obtained, and is had
There is the advantage that thermal capacitance is big, temperature is stable, operating cost is low, thus seawater becomes the common heat source of cryogenic media heating and gasifying.Often
The cryogenic media gasification facility seen mainly has open-shelf seawater vaporizer (ORV), intermediate medium seawater vaporizer (IFV) and leaching
Do not have combustion-type gasifier (SCV).
Open-shelf seawater vaporizer has certain requirement to the temperature, silt content and chemical characteristic etc. of seawater, especially
It is when ocean temperature is less than 5 DEG C, capacity of equipment substantially reduces, therefore its use is vulnerable to season limit, bad adaptability, and its
Exchanging heat, the plate face corrosion-inhibiting coating update cycle is short, and down time length, maintenance cost are high.Submerged combustion gasifier is capable of fast starting,
Operation is not influenced by properties such as ocean temperatures, usually as the spare and peak regulation Emergency use of intermediate medium gasifier, but its
It needs to consume during use a large amount of fuel gas (such as natural gas), operating cost is high, less economical.Intermediate medium seawater vaporizer
Avoiding seawater icing by intermediate medium heat transfer influences the problem of gasifier uses, and has and takes up little area, wants to seawater quality
Not high, the relatively low advantage of operating cost is sought, but its ability to work can be greatly reduced when ocean temperature is lower.
One of an important factor for selection of equipment for gasification is decision cryogenic media gasification economy.Currently, basic to meet
Load and urgent peak regulation dual requirements, the equipment for gasification of existing cryogenic media gasification unit are mostly 2 sets or more, this results in gas
Change unit land occupation is big, investment is high, device category is more, process is complex, and when ocean temperature reduction, submerged combustion gas
The starting for changing device will cause operating cost and increase, and plurality of devices also will increase maintenance cost.
Therefore the optimization existing gasification mode of cryogenic media is needed, expects a kind of economy, the stronger cryogenic media of applicability
Gasification installation.
Utility model content
In view of the deficiency of the prior art, the purpose of the utility model is to provide a kind of gasifications of cryogenic media to fill
It sets, can be reduced using the device or even avoids because the factors such as seawater quality, ocean temperature, fuel cost, equipment investment are to low temperature
The influence of medium gasification installation economy reduces occupied area, the purpose of investment reduction, cost efficiency to realize.
To achieve the goals above, the utility model provides a kind of cryogenic media gasification installation, which includes intermediate be situated between
Matter gasifier, heating of seawater sled, static mixer, seawater conveying entrance, seawater conveying outlet, cryogenic media piping and gasification gas
Body piping；The intermediate medium gasifier includes intermediate medium gasification section, cryogenic media gasification section and gasification gas superheat section；
The static mixer conveys entrance and intermediate Jie with the outlet of heating of seawater sled, the seawater respectively
The entrance of matter gasifier is connected, the gasifying gas superheat section respectively with the cryogenic media gasification section and the intermediate medium gas
Change Duan Xianglian, the heating of seawater sled is connected with seawater conveying entrance, and the intermediate medium gasification section and the seawater are defeated
Send out mouth be connected, the cryogenic media gasification section is connected with the cryogenic media piping, the gasifying gas superheat section with it is described
Gasifying gas piping is connected.
Preferably, sea water pump is equipped between the heating of seawater sled and the static mixer.
Preferably, the heating of seawater sled is equipped with Liquid level adjusting valve.
Preferably, the sea water pump is equipped with minimum flow and protects system.
Preferably, the static mixer is equipped with blind controller system.
Preferably, the pipeline that the intermediate medium gasification section is connected with seawater conveying outlet has branch, the branch
It is connected with heating of seawater sled.
Preferably, the static mixer and the intermediate medium gasifier are set as multiple groups, are connected by way of in parallel
It connects.
Preferably, defeated with the intermediate medium gasifier, heating of seawater sled, the static mixer, the seawater
It is sent into mouth, seawater conveying is exported, is respectively provided on the pipeline that the cryogenic media piping is connected with the gasifying gas piping
There is operation valve.
Preferably, the operation valve is at least one of butterfly valve, ball valve and gate valve, valve operation form be manually or
Automatically.
Compared with prior art, the advantages of the utility model has is as follows:
1, by the combining form of heating of seawater sled and intermediate medium gasifier, it can be achieved that the gasification of cryogenic media is not by sea
The influence of water water source temperature.
2, use the seawater without can be obtained by other consumption and easily obtain for heat source, more economy.
3, by the configuration of optimization heating of seawater sled and intermediate medium gasifier, cryogenic media gasification demand can met
Under the premise of realize and reduce occupation area of equipment, reduce equipment investment and operation energy consumption, it is economical.
4, hot sea water water is controlled by the ocean temperature at static mixer outlet, at static mixer outlet
Pressure or flow signal control enter the Mare Frigoris water water of static mixer, are controlled and are needed by the liquid level signal that heating of seawater is prized
The Mare Frigoris water water of heating is, it can be achieved that hot and cold seawater on-demand supply, realizes that the consumption of seawater water matches with gasification load.
5, it can be achieved that meeting cryogenic media base load and peak regulation emergency in the case where no setting is required other gasification facilities
When gasification demand, flexible operation reduces the operation and maintenance cost of equipment for gasification, economical.
6, the setting prized by heating of seawater, can be such that the gasification of cryogenic media is not influenced by ocean temperature, and when sea
When coolant-temperature gage is lower, supplement part hot sea water is prized by heating of seawater, it is ensured that gasification unit load, sea water heat energy are able to abundant benefit
With more economy.
Other features and advantages of the utility model will then part of the detailed description can be specified.
Detailed description of the invention
The utility model illustrative embodiments are described in more detail in conjunction with the accompanying drawings, the utility model it is upper
It states and other purposes, feature and advantage will be apparent, wherein in the utility model illustrative embodiments, phase
Same reference label typically represents same parts.
Fig. 1 shows the cryogenic media gasification installation schematic diagram of the embodiments of the present invention 1.
Fig. 2 shows the cryogenic media gasification installation schematic diagrames of the embodiments of the present invention 2.
Description of symbols:
101, intermediate medium gasifier I, 102, heating of seawater sled, 103, static mixer I, 104, sea water pump, 105, in
Between medium gasifier II, 106, static mixer II；
E1, intermediate medium gasification section, E2, cryogenic media gasification section, E3, gasifying gas superheat section；
V1, seawater first operate valve, and V2, seawater second operate valve, and V3, seawater third operate valve, V4, seawater the
Four operation valves, V5, seawater the 5th operate valve, and V6, seawater the 6th operate valve, and V7, seawater the 7th operate valve；
C1, heating of seawater prize seawater inlet regulating valve, C2, static mixer first entrance regulating valve, C3, static mixer
Second entrance regulating valve, C4, sea water pump index combustion fan；
L1, first pipe, L2, second pipe, L3, third pipeline, L4, the 4th pipeline, L5, the 5th pipeline, L6, the 6th pipe
Road, L7, the 7th pipeline, L8, the 8th pipeline, L9, the 9th pipeline, L10, the tenth pipeline, L11, the 11st pipeline.
Specific embodiment
Preferred embodiments of the present invention are described in more detail below.Although the following describe the utility model
Preferred embodiment, however, it is to be appreciated that may be realized in various forms the utility model without the implementation that should be illustrated here
Mode is limited.
The utility model provides a kind of cryogenic media gasification installation, which includes intermediate medium gasifier, heating of seawater
Sled, static mixer, seawater conveying entrance, seawater conveying outlet, cryogenic media piping and gasification flue system；Intermediate Jie
Matter gasifier includes intermediate medium gasification section, cryogenic media gasification section and gasification gas superheat section；
The static mixer conveys entrance and intermediate Jie with the outlet of heating of seawater sled, the seawater respectively
The entrance of matter gasifier is connected, the gasifying gas superheat section respectively with the cryogenic media gasification section and the intermediate medium gas
Change Duan Xianglian, the heating of seawater sled is connected with seawater conveying entrance, and the intermediate medium gasification section and the seawater are defeated
Send out mouth be connected, the cryogenic media gasification section is connected with the cryogenic media piping, the gasifying gas superheat section with it is described
Gasifying gas piping is connected.
Wherein, the cryogenic media of cryogenic media gasification section includes the liquefaction such as liquefied natural gas, ethylene, ethane, propylene, propane
Hydrocarbon, liquefaction hydrocarbon mixture and its similar medium.The intermediate medium of intermediate medium gasification section includes the liquefaction of the low boiling points such as propane, propylene
Hydrocarbon, liquefaction hydrocarbon mixture and its similar medium.
Seawater conveying entrance pries into mouth with heating of seawater by first pipe and is connected to, and first pipe is equipped with seawater first
It operates valve and heating of seawater prizes seawater inlet regulating valve, static mixer second entrance is connected by the 4th pipeline and sea water piping system
It is logical, and the 4th pipeline is equipped with static mixer second entrance regulating valve and seawater the 5th operates valve, static mixer goes out
Mouth is connected to by the 5th pipeline with the seawater inlet of intermediate medium gasifier gasifying gas superheat section；Among intermediate medium gasifier
Medium gasification section seawer outlet conveys outlet by the 6th pipeline and seawater, and seawater conveys on outlet conduit setting seawater the
Two operation valves.
Preferably, sea water pump is equipped between the heating of seawater sled and the static mixer.Heating of seawater sled passes through the
Two pipelines are connected to seawater pump intake, and seawater pump discharge is connected to by third pipeline with the first branch line of static mixer entrance, and
Third pipeline is equipped with static mixer first entrance regulating valve and seawater the 4th operates valve.
Preferably, the heating of seawater sled is equipped with Liquid level adjusting valve.Being adjusted by the liquid level signal that heating of seawater is prized needs
The Mare Frigoris water water to be heated.
Preferably, the sea water pump is equipped with minimum flow and protects system.
Preferably, the static mixer is equipped with blind controller system.After the cold and hot sea water mixing of static mixer outlet
Temperature signal control enters the hot sea water amount of static mixer, and Mare Frigoris water is adjusted by flow or pressure signal enters static mixing
The Mare Frigoris water water of device.
Preferably, the pipeline that the intermediate medium gasification section is connected with seawater conveying outlet has branch, the branch
It is connected with heating of seawater sled.Seawater conveying outlet conduit is connected to by the tenth pipeline with first pipe, and on the tenth pipeline
There is seawater third to operate valve.When ocean temperature is lower, seawater second operates valve and closes, and opens seawater third operation valve
Door, seawater return to heating of seawater by the tenth pipeline and prize, recycle, to realize the operation of the gasification installation not by seawater
Temperature influences, more practicability.
Preferably, the static mixer and the intermediate medium gasifier are set as multiple groups, are connected by way of in parallel
It connects.When the seawater conveying entrance in ocean temperature it is higher when, heating of seawater pull out mouth hot sea water can simultaneously for two sets and with
Upper intermediate medium gasifier provides seawater heat source.
Preferably, defeated with the intermediate medium gasifier, heating of seawater sled, the static mixer, the seawater
It is sent into mouth, seawater conveying is exported, is respectively provided on the pipeline that the cryogenic media piping is connected with the gasifying gas piping
There is operation valve.First pipe where seawater conveys entrance is equipped with seawater first and operates valve, pipe where seawater conveying outlet
Road is equipped with seawater second and operates valve, and the tenth pipeline being connected to first pipe where seawater conveying outlet is equipped with seawater
Third operates valve, and first pipe where heating of seawater pries into mouth is equipped with heating of seawater and prizes seawater inlet regulating valve, and static state is mixed
Third pipeline where clutch entrance is equipped with static mixer first entrance regulating valve and seawater the 4th operates valve, and seawater is defeated
4th pipeline where being sent into mouth is equipped with static mixer second entrance regulating valve, where heating of seawater pulls out mouth on second pipe
Equipped with sea water pump index combustion fan
Preferably, the operation valve is at least one of butterfly valve, ball valve and gate valve, valve operation form be manually or
Automatically.
Embodiment 1
Cryogenic media gasification installation is used for using a kind of as shown in Figure 1, the utility model provides a kind of cryogenic media gas
Makeup is set, and seawater conveying entrance is prized 102 entrances with heating of seawater by first pipe L1 and is connected in the device, and first pipe L1
On be provided with seawater first operate valve V1 and heating of seawater sled seawater inlet regulating valve C1, pass through heating of seawater sled 102 liquid
The Mare Frigoris water water that position Signal Regulation needs to heat；Heating of seawater sled 102 passes through second pipe L2 and 104 entrance of sea water pump
Connection；The outlet of sea water pump 104 is connected to by third pipeline L3 with 103 first entrance of static mixer, and is set on third pipeline L3
There are static mixer first entrance regulating valve C2 and seawater the 4th to operate valve V4, by after the mixing of static mixer 103
The temperature signal control of seawater enters the hot sea water amount of static mixer 103；Static mixer 103 passes through the 4th pipeline L4 and sea
Water the 5th operates valve V5 and is connected to seawater conveying entrance piping, and static mixer 103 second is provided on the 4th pipeline L4
Inlet adjustment valve C3 adjusts the Mare Frigoris water water for entering static mixer 103 by flow or pressure signal；Static mixer
103 outlets are connected to by the 5th pipeline L5 with the seawater inlet of I 101 gasifying gas superheat section E3 of intermediate medium gasifier；It is intermediate
I 101 intermediate medium gasification section E1 seawer outlet of medium gasifier conveys outlet by the 6th pipeline L6 and seawater.Low temperature is situated between
Matter piping is connected to by the 7th pipeline L7 with I 101 cryogenic media gasification section E2 entrance of intermediate medium gasifier；Intermediate medium gasification
I 101 cryogenic media gasification section E2 of device passes through the 8th pipeline L8 and I 101 gasifying gas superheat section E3 gas of intermediate medium gasifier
Entrance connection；I 101 gasifying gas superheat section E3 gas vent of intermediate medium gasifier passes through the 9th pipeline L9 and gasifying gas pipe
System's connection, is provided with the temperature control system of gasifying medium on the 9th pipeline L9, and seawater conveys on outlet conduit setting seawater the
Two operation valve V2, and it is equipped with the tenth pipe L10 being connected to seawater conveying outlet conduit first pipe L1, the tenth pipeline L10 is set
There is seawater third to operate valve V3.
Process flow is as follows:
(1) it when ocean temperature is high, does not need to prize 102 using heating of seawater, closes seawater first and operate valve V1 and pass
Closed sea water the 4th operates valve V4, opens static mixer second entrance regulating valve C3 and seawater the 5th operates valve V5, sea
Water enters device by the 4th pipeline L4, passes sequentially through that static mixer 103, gasifying gas adds in intermediate medium gasifier I 101
Hot arc E3 and intermediate medium gasification section E1, cryogenic media convey piping from cryogenic media and enter intermediate medium gasification through the 7th pipeline
Cryogenic media gasification section E1 and the intermediate medium heat exchange of device I 101 are gasified, and enter intermediate medium gasifier I 101 by the 8th pipeline
Gasifying gas superheat section E3, cryogenic media gas is in gasifying gas bringing-up section E3 by heating of seawater to downstream user required temperature
Gasifying gas conveying piping is directly entered to downstream user, the seawater after heat exchange directly passes through seawater second and operates valve V2 discharge
To downstream.
(2) it when ocean temperature is higher, opens seawater first and operates valve V1 and the operation valve V4 of seawater the 4th, a part
Seawater enters 102 heating of heating of seawater sled along first pipe L1, and another part seawater is directly entered static mixer 103 second and enters
Mouthful, seawater enters 103 first entrance of static mixer from after 102 heating of heating of seawater sled after the pressurization of sea water pump 104；From sea
The hot sea water of the outlet of water pump 104 and the Mare Frigoris water come from seawater conveying the 4th pipeline of entrance are in static mixer 103
Cryogenic media after entering the seawater inlet heating and gasifying of the gasifying gas bringing-up section E3 of intermediate medium gasifier I 101 after mixing,
Subsequent pipeline of the seawater in intermediate medium gasifier I 101 enters intermediate medium gasification section E1 gasification intermediate medium, after heat exchange
Seawater directly passes through the operation of seawater second valve V2 and is emitted into downstream, and cryogenic media is from cryogenic media conveying piping through the 7th pipeline
Cryogenic media gasification section E1 and intermediate medium heat exchange into intermediate medium gasifier I 101 is gasified, by the entrance of the 8th pipeline
Between medium gasifier I 101 gasifying gas superheat section E3, cryogenic media gas gasifying gas bringing-up section E3 by heating of seawater extremely
Downstream user required temperature is directly entered gasifying gas and conveys piping to downstream user；Pass through the outlet of static mixer 103 the 5th
Temperature signal at pipeline L5 after cold and hot sea water mixing controls the second regulating valve C2 to control the heat into static mixer 103
Seawater amount is realized and rationally utilizes heating seawater, to reduce the operating cost of heating of seawater sled 102, energy saving.
(3) it when ocean temperature is low, closes seawater the 5th and operates valve V5, open seawater first and operate valve V1 and sea
Water the 4th operates valve V4, and seawater enters 102 heating of heating of seawater sled along first pipe L1, the sea in heating of seawater sled 102
When aqueous position reaches required liquid level, closes seawater first and operate valve V1, seawater is after the pressurization of sea water pump 104 along the after heating
Three pipeline L3 enter 103 first entrance of static mixer, and pass sequentially through gasifying gas in intermediate medium gasifier I 101 and heat
Section E3 and intermediate medium gasification section E1, cryogenic media of the seawater after gasifying gas bringing-up section E3 heating and gasifying, then along centre
Pipeline in medium gasifier I 101 enters intermediate medium gasification section E1 gasification intermediate medium, and cryogenic media is conveyed from cryogenic media
Piping enters the cryogenic media gasification section E1 of intermediate medium gasifier I 101 through the 7th pipeline and intermediate medium heat exchange is gasified, by
8th pipeline enters the gasifying gas superheat section E3 of intermediate medium gasifier I 101, and cryogenic media gas is in gasifying gas bringing-up section
E3 is directly entered gasifying gas by heating of seawater to downstream user required temperature and conveys piping to downstream user.Close seawater second
Valve V2 is operated, seawater third is opened and operates valve V3, the seawater after heat exchange enters heating of seawater sled 102 through the tenth pipeline L10
Heating, realizes recycling for seawater.
Embodiment 2
Cryogenic media gasification installation is used for using a kind of as shown in Figure 2, difference from Example 1 is: being provided with
Two groups of intermediate medium gasifiers and static mixer in parallel.
When ocean temperature is higher in seawater conveying entrance, the heating of seawater pulls out the heat in the third pipeline of mouth
Seawater can provide seawater heat source simultaneously for two sets of intermediate medium gasifiers, thus in the higher situation of ocean temperature, can pass through
The configuration for reducing heating of seawater sled, which is realized, saves energy consumption, reasonably optimizing.When ocean temperature is more high or low, prized from heating of seawater
Seawater after 102 heating enters the intermediate medium gasifier and static mixer being arranged in parallel after the pressurization of sea water pump 104.
Each embodiment of the utility model is described above, above description is exemplary, and non-exclusive, and
And it is also not necessarily limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for
Many modifications and changes are obvious for those skilled in the art.
Claims (9)
1. a kind of cryogenic media gasification installation, which is characterized in that the device include intermediate medium gasifier, heating of seawater sled, it is quiet
State mixer, seawater conveying entrance, seawater conveying outlet, cryogenic media piping and gasification flue system；The intermediate medium gas
Changing device includes intermediate medium gasification section, cryogenic media gasification section and gasification gas superheat section；
The static mixer conveys entrance and the intermediate medium gas with the outlet of heating of seawater sled, the seawater respectively
Change device entrance be connected, the gasifying gas superheat section respectively with the cryogenic media gasification section and the intermediate medium gasification section
It is connected, the heating of seawater sled is connected with seawater conveying entrance, and the intermediate medium gasification section is transferred out with the seawater
Mouth is connected, and the cryogenic media gasification section is connected with the cryogenic media piping, the gasifying gas superheat section and the gasification
Gas piping is connected.
2. cryogenic media gasification installation according to claim 1, which is characterized in that the heating of seawater sled and the static state
Sea water pump is equipped between mixer.
3. cryogenic media gasification installation according to claim 1, which is characterized in that the heating of seawater sled is equipped with liquid level
Regulating valve.
4. cryogenic media gasification installation according to claim 2, which is characterized in that the sea water pump is protected equipped with minimum flow
Protecting system.
5. cryogenic media gasification installation according to claim 1, which is characterized in that the static mixer is equipped with instrument control
System processed.
6. cryogenic media gasification installation according to claim 1, which is characterized in that the intermediate medium gasification section with it is described
The connected pipeline in seawater conveying outlet has branch, which is connected with heating of seawater sled.
7. cryogenic media gasification installation according to claim 1, which is characterized in that the static mixer and the centre
Medium gasifier is set as multiple groups, is connected by way of in parallel.
8. cryogenic media gasification installation according to claim 1, which is characterized in that with the intermediate medium gasifier, institute
State heating of seawater sled, the static mixer, the seawater conveying entrance, seawater conveying outlet, the cryogenic media pipe
It is to be provided with operation valve on the pipeline being connected with the gasifying gas piping.
9. cryogenic media gasification installation according to claim 8, which is characterized in that the operation valve is butterfly valve, ball valve
At least one of with gate valve, valve operation form is manually or automatically.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821086822.6U CN208670587U (en) | 2018-07-10 | 2018-07-10 | A kind of cryogenic media gasification installation |
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| CN201821086822.6U CN208670587U (en) | 2018-07-10 | 2018-07-10 | A kind of cryogenic media gasification installation |
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| CN208670587U true CN208670587U (en) | 2019-03-29 |
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ID=65826751
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