CN205331786U - Novel LNG filling station BOG reliquefaction recovery system - Google Patents
Novel LNG filling station BOG reliquefaction recovery system Download PDFInfo
- Publication number
- CN205331786U CN205331786U CN201620036897.8U CN201620036897U CN205331786U CN 205331786 U CN205331786 U CN 205331786U CN 201620036897 U CN201620036897 U CN 201620036897U CN 205331786 U CN205331786 U CN 205331786U
- Authority
- CN
- China
- Prior art keywords
- lng
- storage tank
- recovery system
- pipeline
- temperature storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to a novel LNG filling station BOG reliquefaction recovery system, novel LNG filling station BOG reliquefaction recovery system includes that LNG low temperature storage tank, LNG tank wagon, LNG pump pond, LNG add mechanism of qi, on -vehicle gas cylinder and liquid nitrogen storage tank, wherein LNG low temperature storage tank with the LNG tank wagon passes through the feed liquor tube coupling, LNG low temperature storage tank with liquid nitrogen storage tank is through advancing the nitrogen pipeline and going out the nitrogen tube coupling, liquid nitrogen among the liquid nitrogen storage tank is right BOG in the LNG low temperature storage tank liquefies, LNG low temperature storage tank with LNG adds the mechanism of qi and connects through the air inlet pipeline and the pipeline of giving vent to anger. The utility model provides a novel LNG filling station BOG reliquefaction recovery system has solved BOG and has discharged the economic loss who leads to the fact, has eliminated BOG and has discharged noise pollution and the environmental pollution who leads to the fact, has eliminated the potential safety hazard of bringing simultaneously when BOG discharges.
Description
Technical field
This utility model relates to the recovery technology field of liquefied natural gas, is specifically related to a kind of novel LNG re-liquefied recovery system of filling station BOG。
Background technology
A large amount of natural gas diffusions not only cause huge economic loss, and in BOG, main component is methane in addition, and bismethane is the gas that a kind of greenhouse effect is very strong, greenhouse effect coefficient is carbon dioxide 21 times of methane；On the other hand, when BOG is when washing relief valve discharge open, forms huge noise, cause more serious sound pollution。
The formation of LNG filling station is mostly from three aspects: one is LNG storage tank, pipeline and pump pond and environment leakage thermosetting BOG, two be LNG tank car unload and LNG vehicle filling time cryopump run time some mechanical can be converted into heat energy produce BOG, three is that gas station passes through to reclaim the BOG in vehicle-mounted LNG gas cylinder。
Utility model content
In view of this, the purpose of this utility model is in that to provide a kind of novel LNG re-liquefied recovery system of filling station BOG, to solve pollution and the waste that BOG discharge causes。
The novel LNG re-liquefied recovery system of filling station BOG that this utility model provides is included LNG low-temperature storage tank, LNG tank car, LNG pump pond, LNG filling machine, mounted gas cylinder and liquid nitrogen storage tank, wherein said LNG low-temperature storage tank and described LNG tank car and is connected by water influent pipeline；Described LNG low-temperature storage tank passes through with described liquid nitrogen storage tank into nitrogen pipeline and goes out nitrogen pipeline and be connected, and the BOG in described LNG low-temperature storage tank is liquefied by the liquid nitrogen in described liquid nitrogen storage tank；Described LNG low-temperature storage tank is connected by air inlet pipeline and outlet pipe with described LNG filling machine。
Preferably, described water influent pipeline includes the first water influent pipeline, the second water influent pipeline and the 3rd water influent pipeline, and described first water influent pipeline is provided with LNG pump pond, and described second water influent pipeline is provided with supercharger of unloading。
Preferably, the described novel LNG re-liquefied recovery system of filling station BOG also includes storage tank supercharger, and one end of described storage tank supercharger is connected with described LNG low-temperature storage tank, and the other end accesses described water influent pipeline。
Preferably, the re-liquefied recovery system of described BOG also includes liquid aerating pipeline, and described liquid aerating pipeline connects described LNG low-temperature storage tank, described LNG pump pond and LNG filling machine。
Preferably, described air inlet pipeline is additionally provided with air inlet branch road, and described air inlet branch road connects described LNG low-temperature storage tank and described LNG filling machine by described LNG pump pond。
Preferably, described LNG filling machine is connected by LNG charging line and BOG return line with described mounted gas cylinder。
Preferably, described LNG filling machine is connected to liquid nitrogen condensation device。
Preferably, described in go out nitrogen pipeline and be provided with out nitrogen branch road, described in go out nitrogen branch road and be connected with instrument wind system。
Preferably, go out nitrogen branch road described in and be provided with heater。
Preferably, described LNG low-temperature storage tank is provided with thermometer and liquidometer。
The novel LNG re-liquefied recovery system of filling station BOG that this utility model provides solves BOG and discharges the economic loss caused, and eliminates sound pollution and environmental pollution that BOG discharge causes, the potential safety hazard brought when simultaneously eliminating BOG discharge。
Accompanying drawing explanation
By referring to the accompanying drawing description to this utility model embodiment, of the present utility model above-mentioned and other purposes, feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 illustrates structural representation of the present utility model。
Detailed description of the invention
It is more fully described various embodiment of the present utility model hereinafter with reference to accompanying drawing。In various figures, identical element adopts same or similar accompanying drawing labelling to represent。For the sake of clarity, the various piece in accompanying drawing is not necessarily to scale。
The novel LNG re-liquefied recovery system of filling station BOG of the present utility model includes LNG low-temperature storage tank 1, LNG tank car 2, LNG pump pond 3, LNG filling machine 4, mounted gas cylinder 5 and liquid nitrogen storage tank 6。
Specifically, described LNG low-temperature storage tank 1 and described LNG tank car 2 are connected by water influent pipeline 7。Preferably, described water influent pipeline includes the first water influent pipeline the 70, second water influent pipeline 71 and the 3rd water influent pipeline 72。
Specifically, being provided with LNG pump pond in described first water influent pipeline 70, described first water influent pipeline 70 one end connects described LNG tank car 2, the middle import 30 connecting described LNG pump pond 3, from the first of described LNG pump pond 3 the outlet 31 out, described LNG low-temperature storage tank 1 is connected。LNG in described LNG tank car 2 is delivered in described LNG low-temperature storage tank 1 by described first water influent pipeline 70 by described LNG pump pond 3。
Specifically, described second water influent pipeline 71 is provided with supercharger 8 of unloading。Described LNG tank car 2 is carried out supercharging by described supercharger 9 of unloading, and makes the pressure in described LNG tank car 2 more than the pressure in described LNG low-temperature storage tank 1, and then makes the LNG in described LNG tank car 2 be delivered in described LNG low-temperature storage tank 1。
Specifically, the described novel LNG re-liquefied recovery system of filling station BOG also includes storage tank supercharger 9, and one end of described storage tank supercharger 9 is connected with described LNG low-temperature storage tank 1, and the other end accesses described water influent pipeline 7。Described storage tank supercharger 9, for described LNG low-temperature storage tank 1 is carried out supercharging, makes the pressure in described LNG low-temperature storage tank 1 increase, so that the liquid LNG in described LNG low-temperature storage tank 1 discharges。
Specifically, described LNG low-temperature storage tank 1 passes through with described liquid nitrogen storage tank 6 into nitrogen pipeline 10 and goes out nitrogen pipeline 11 and be connected, described LNG low-temperature storage tank 1 is provided with liquid nitrogen condensation pipe 12, described enter nitrogen pipeline 10 and described go out nitrogen pipeline 11 connect described liquid nitrogen storage tank 3 and described liquid nitrogen condensation pipe 12, form liquid nitrogen loop, described liquid nitrogen condensation pipe 12 is arranged at the gas-phase space of described LNG low-temperature storage tank 1, makes the condensation of the BOG in described LNG low-temperature storage tank 1 be converted into LNG, reduces the pressure in described LNG low-temperature storage tank 1。
In an embodiment of the present utility model, described in go out nitrogen pipeline 11 and be provided with out nitrogen branch road 13, described in go out nitrogen branch road 13 and be connected with instrument wind system。The nitrogen of gasification is as pneumatic operated valve instrument wind gas and purges gas and uses, the resource effectively utilized, it is to avoid the waste of resource。
Preferably, go out nitrogen branch road 13 described in and be provided with heater。
Specifically, described LNG low-temperature storage tank 1 is connected by air inlet pipeline 14 and outlet pipe 15 with described LNG filling machine 4。BOG in described LNG low-temperature storage tank 1 enters in described LNG filling machine 4 by described air inlet pipeline 14, for use。
Described air inlet pipeline 14 is additionally provided with air inlet branch road 140, and described air inlet branch road 140 connects described LNG low-temperature storage tank 1 and described LNG filling machine 4 by described LNG pump pond 3。
Preferably, the re-liquefied recovery system of described BOG also includes liquid aerating pipeline 16, and described liquid aerating pipeline 16 connects described LNG low-temperature storage tank 1, described LNG pump pond 3 and LNG filling machine 4。Described liquid aerating pipeline 16 connects the liquid outlet of described LNG low-temperature storage tank 1, through the import 30 in described LNG pump pond 3, from the second of described LNG pump pond 3 the outlet 32 out, then connects described LNG filling machine 4。The liquid LNG that described liquid aerating pipeline 16 is in described LNG low-temperature storage tank 1 becomes gaseous state through described LNG pump pond 3, enters in described LNG filling machine 4, for use。
Simultaneously, described liquid aerating pipeline 16 can also connect described LNG low-temperature storage tank 1 and described LNG tank car 2, now described liquid aerating pipeline 16 is also used as LNG low-temperature storage tank 1 liquid water influent pipeline, is delivered in described LNG low-temperature storage tank 1 by the liquid LNG in described LNG tank car 2。
Specifically, described LNG filling machine 4 is connected by LNG charging line 17 and BOG return line 18 with described mounted gas cylinder 5。Preferably, described LNG filling machine 4 is connected to liquid nitrogen condensation device 19。
Preferably, described LNG low-temperature storage tank is provided with thermometer and liquidometer。
The novel LNG re-liquefied recovery system of filling station BOG that this utility model provides solves BOG and discharges the economic loss caused, and eliminates sound pollution and environmental pollution that BOG discharge causes, the potential safety hazard brought when simultaneously eliminating BOG discharge。
Should be noted that, in this article, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially。And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment。When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment。
Last it is noted that obvious, above-described embodiment is only for clearly demonstrating this utility model example, and is not the restriction to embodiment。For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description。Here without also cannot all of embodiment be given exhaustive。And the apparent change thus amplified out or variation are still among protection domain of the present utility model。
Claims (10)
1. the novel LNG re-liquefied recovery system of filling station BOG, the described novel LNG re-liquefied recovery system of filling station BOG is included LNG low-temperature storage tank, LNG tank car, LNG pump pond, LNG filling machine, mounted gas cylinder and liquid nitrogen storage tank, wherein said LNG low-temperature storage tank and described LNG tank car and is connected by water influent pipeline；Described LNG low-temperature storage tank passes through with described liquid nitrogen storage tank into nitrogen pipeline and goes out nitrogen pipeline and be connected, and the BOG in described LNG low-temperature storage tank is liquefied by the liquid nitrogen in described liquid nitrogen storage tank；Described LNG low-temperature storage tank is connected by air inlet pipeline and outlet pipe with described LNG filling machine。
2. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterized in that described water influent pipeline includes the first water influent pipeline, the second water influent pipeline and the 3rd water influent pipeline, described first water influent pipeline is provided with LNG pump pond, and described second water influent pipeline is provided with supercharger of unloading。
3. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterized in that the described novel LNG re-liquefied recovery system of filling station BOG also includes storage tank supercharger, one end of described storage tank supercharger is connected with described LNG low-temperature storage tank, and the other end accesses described water influent pipeline。
4. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterized in that the re-liquefied recovery system of described BOG also includes liquid aerating pipeline, described liquid aerating pipeline connects described LNG low-temperature storage tank, described LNG pump pond and LNG filling machine。
5. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterised in that described air inlet pipeline is additionally provided with air inlet branch road, described air inlet branch road connects described LNG low-temperature storage tank and described LNG filling machine by described LNG pump pond。
6. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterised in that described LNG filling machine is connected by LNG charging line and BOG return line with described mounted gas cylinder。
7. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterised in that be connected to liquid nitrogen condensation device on described LNG filling machine。
8. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterised in that described in go out nitrogen pipeline and be provided with out nitrogen branch road, described in go out nitrogen branch road and be connected with instrument wind system。
9. the novel LNG re-liquefied recovery system of filling station BOG according to claim 8, it is characterised in that described in go out nitrogen branch road and be provided with heater。
10. the novel LNG re-liquefied recovery system of filling station BOG according to claim 1, it is characterised in that described LNG low-temperature storage tank is provided with thermometer and liquidometer。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620036897.8U CN205331786U (en) | 2016-01-15 | 2016-01-15 | Novel LNG filling station BOG reliquefaction recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620036897.8U CN205331786U (en) | 2016-01-15 | 2016-01-15 | Novel LNG filling station BOG reliquefaction recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205331786U true CN205331786U (en) | 2016-06-22 |
Family
ID=56197029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620036897.8U Expired - Fee Related CN205331786U (en) | 2016-01-15 | 2016-01-15 | Novel LNG filling station BOG reliquefaction recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205331786U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107120525A (en) * | 2017-05-22 | 2017-09-01 | 湖北浠水蓝天联合气体有限公司 | A kind of liquid argon volatilization condensate recycling device and its argon gas condensation recycling method |
| CN108105584A (en) * | 2017-12-21 | 2018-06-01 | 沈阳航天新光压力容器有限公司 | A kind of LNG Storage, Transport method using low-temperature storage tank |
| CN108194826A (en) * | 2018-02-07 | 2018-06-22 | 贝利智能装备（张家港）有限公司 | A kind of LNG refueling systems |
| CN108194831A (en) * | 2018-02-07 | 2018-06-22 | 贝利智能装备（张家港）有限公司 | A kind of liquefied natural gas vaporizing apparatus |
| CN108799823A (en) * | 2017-05-02 | 2018-11-13 | 中国石油化工股份有限公司 | A kind of recycling of On Lng Leakage and boil-off gas retracting device |
| CN112228768A (en) * | 2020-09-10 | 2021-01-15 | 安徽长江液化天然气有限责任公司 | LNG filling method |
| CN112944802A (en) * | 2021-04-15 | 2021-06-11 | 西南石油大学 | Precooling apparatus before filling liquid helium storage tank |
| CN115493081A (en) * | 2022-09-14 | 2022-12-20 | 重庆燃气集团股份有限公司 | Zero release BOG cyclic recycling utilizes system |
-
2016
- 2016-01-15 CN CN201620036897.8U patent/CN205331786U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799823A (en) * | 2017-05-02 | 2018-11-13 | 中国石油化工股份有限公司 | A kind of recycling of On Lng Leakage and boil-off gas retracting device |
| CN107120525A (en) * | 2017-05-22 | 2017-09-01 | 湖北浠水蓝天联合气体有限公司 | A kind of liquid argon volatilization condensate recycling device and its argon gas condensation recycling method |
| CN108105584A (en) * | 2017-12-21 | 2018-06-01 | 沈阳航天新光压力容器有限公司 | A kind of LNG Storage, Transport method using low-temperature storage tank |
| CN108194826A (en) * | 2018-02-07 | 2018-06-22 | 贝利智能装备（张家港）有限公司 | A kind of LNG refueling systems |
| CN108194831A (en) * | 2018-02-07 | 2018-06-22 | 贝利智能装备（张家港）有限公司 | A kind of liquefied natural gas vaporizing apparatus |
| CN108194826B (en) * | 2018-02-07 | 2019-09-10 | 贝利智能装备（张家港）有限公司 | A kind of LNG refueling system |
| CN112228768A (en) * | 2020-09-10 | 2021-01-15 | 安徽长江液化天然气有限责任公司 | LNG filling method |
| CN112944802A (en) * | 2021-04-15 | 2021-06-11 | 西南石油大学 | Precooling apparatus before filling liquid helium storage tank |
| CN115493081A (en) * | 2022-09-14 | 2022-12-20 | 重庆燃气集团股份有限公司 | Zero release BOG cyclic recycling utilizes system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205331786U (en) | Novel LNG filling station BOG reliquefaction recovery system | |
| CN105864636B (en) | LNG filling stations unload without pump, fill, charging system and fill technique | |
| CN205372069U (en) | Novel integrated low -temperature liquid storage tank air feed device | |
| CN107014151A (en) | A kind of device and method of liquefaction of hydrogen | |
| CN204345267U (en) | A kind of small-sized LNG gas station storage tank BOG recovering device | |
| CN206771874U (en) | A kind of device of liquefaction of hydrogen | |
| EP3844434A1 (en) | Method and system for processing biogas | |
| CN205316815U (en) | High -efficient liquefaction recovery unit of natural gas | |
| CN205958520U (en) | Natural gas online analysis device | |
| CN105020574A (en) | L-CNG gas station | |
| CN203507779U (en) | Byproduct gas recycling system | |
| CN203131427U (en) | Skid-mounted liquefied natural gas device | |
| CN104482396B (en) | BOG recovery system with cold storage function | |
| CN203190024U (en) | Filling machine of liquefied natural gas vehicle | |
| CN204403775U (en) | A kind of CNG aerating and CNG liquefaction aerating combination unit | |
| CN208703560U (en) | A kind of LNG Quick-unloading system recycling BOG gas | |
| CN105485515B (en) | A kind of LNG receiving stations loading system and charging method | |
| CN206247018U (en) | LNG gasification air supply system | |
| CN205618987U (en) | Static evaporation rate detection device of gas cylinder with BOG retrieves function | |
| CN202469480U (en) | Liquefied natural gas filling gas machine | |
| CN207555198U (en) | A kind of gas concentration unit unloaded for liquefied natural gas tank car | |
| CN108626568A (en) | The LNG refueling systems and aerating method of the low energy consumption of function are recycled with BOG | |
| CN211289588U (en) | Liquefied natural gas skid-mounted system with flash evaporation gas recovery function | |
| Lee et al. | Operational strategy to minimize operating costs in liquefied natural gas receiving terminals using dynamic simulation | |
| CN203545965U (en) | Remote well associated gas recycling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160622 Termination date: 20190115 |