CN201521789U - Unloading and voltage-regulating compound booster used in liquefied natural gas filling station - Google Patents

Unloading and voltage-regulating compound booster used in liquefied natural gas filling station Download PDF

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Publication number
CN201521789U
CN201521789U CN2009202323401U CN200920232340U CN201521789U CN 201521789 U CN201521789 U CN 201521789U CN 2009202323401 U CN2009202323401 U CN 2009202323401U CN 200920232340 U CN200920232340 U CN 200920232340U CN 201521789 U CN201521789 U CN 201521789U
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CN
China
Prior art keywords
unloading
return
pressure regulation
supercharging
valve
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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
Application number
CN2009202323401U
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Chinese (zh)
Inventor
陈来生
孙国洪
叶勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CSSC SHENGHUI EQUIPMENT CO., LTD.
Original Assignee
Shenghui Gas & Chemical Systems (zhangjiagang) Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
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Priority to CN2009202323401U priority Critical patent/CN201521789U/en
Application granted granted Critical
Publication of CN201521789U publication Critical patent/CN201521789U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an unloading and voltage-regulating compound booster used in a liquefied natural gas filling station, which comprises a saturated voltage-regulating liquor feeding pipe connected to the liquor outlet of a storage tank, wherein an air-operated valve is arranged on the saturated voltage-regulating liquor feeding pipe; the other end of the saturated voltage-regulating liquor feeding pipe is connected with one end of a liquor feeding three-way valve; an unloading and pressure-boost liquor feeding pipe and a liquor feeding pipe for a vaporizer are connected at another two ends of the liquor feeding three-way valve; a liquor feeding valve is arranged on the unloading and pressure-boost liquor feeding pipe; the liquid outlet of a tank car is connected at the other end of the unloading and pressure-boost liquor feeding pipe, and the other end of the liquor feeding pipe for the vaporizer is connected with the liquid inlet of the vaporizer; the return air inlet of the vaporizer is connected with one end of a return air three-way valve through a return pipe for the vaporizer; another two ends of the return air three-way valve are connected with an unloading and pressure-boost return pipe and a saturated voltage-regulating return pipe; a return air valve is arranged on the unloading and pressure-boost return pipe, and the return air inlet of the tank car is connected at the other end of the unloading and pressure-boost return pipe; and a non-return valve and a root valve are arranged on the saturated voltage-regulating return pipe in sequence, and the return air inlet of the storage tank is connected at the other end of the saturated voltage-regulating return pipe. The utility model is suitable for liquefied natural gas filling stations having limited space and requiring compact layout.

Description

The gas filling of liquefied natural gas station is with the pressure regulation combined supercharging device of unloading
Technical field
The utility model relates to the technical field at gas filling of liquefied natural gas station, relates in particular to the gas filling of liquefied natural gas station with the pressure regulation combined supercharging device of unloading.
Background technique
Conventional skid-mounted gas filling of liquefied natural gas station all disposes independently unload pressurized machine and saturated pressure regulation vaporizer, take up room so big, system layout is difficult, the boundary dimension that increased whole skid-mounted gas filling of liquefied natural gas station, thereby disagree with the high integration principle at skid-mounted gas filling of liquefied natural gas station.
The model utility content
Technical problem to be solved in the utility model is: will provide a kind of and can realize the unload function of supercharging and the saturated pressure regulation of basin of tank car, little, the compact structure of taking up room again, the simple gas filling of liquefied natural gas of layout station are with the pressure regulation combined supercharging device of unloading.
For addressing the above problem, the technical solution adopted in the utility model is: the gas filling of liquefied natural gas station is with the pressure regulation combined supercharging device of unloading, comprise the saturated pressure regulation liquid inlet pipe on the liquid outlet that is connected in basin, described saturated pressure regulation liquid inlet pipe is provided with saturated pressure regulation feed liquor pneumatic valve, the other end of saturated pressure regulation liquid inlet pipe is connected with an end of feed liquor threeway, the other two ends of feed liquor threeway connect unload supercharging liquid inlet pipe and compound carburetor liquid inlet pipe respectively, the described supercharging liquid inlet pipe of unloading is provided with the supercharging feed liquor valve of unloading, the other end of supercharging liquid inlet pipe of unloading is connected on the liquid outlet of tank car, the other end of described compound carburetor liquid inlet pipe is connected with the liquid entering hole of compound carburetor, also be provided with the return-air mouth on the described compound carburetor, the return-air mouth of compound carburetor is connected with an end of return-air threeway by the compound carburetor muffler, the other two ends of return-air threeway connect unload supercharging muffler and saturated pressure regulation muffler respectively, the described supercharging muffler of unloading is provided with the supercharging return-air valve of unloading, the other end of supercharging muffler of unloading is connected on the return-air mouth of tank car, be disposed with saturated pressure regulation return-air one-way valve and saturated pressure regulation root valve on the described saturated pressure regulation muffler, the other end of saturated pressure regulation muffler is connected on the return-air mouth of basin.
The beneficial effects of the utility model are: the gas filling of liquefied natural gas station changes a compound carburetor into the pressure regulation combined supercharging device of unloading, will unload boosting vaporizer and saturated pressure regulation vaporizer; When pressurization system and saturated voltage-regulating system are unloaded in access, use three to connect branch line, and establish selector valve, can realize the tank car function of increasing pressure of unloading, can realize the function of the saturated pressure regulation of basin again, and little, the compact structure of taking up room, layout are simple.
Description of drawings
Fig. 1 is the structural representation of the utility model gas filling of liquefied natural gas station with the pressure regulation combined supercharging device of unloading;
Among the figure: 1, basin, 2, saturated pressure regulation liquid inlet pipe, 3, saturated pressure regulation feed liquor pneumatic valve, 4, feed liquor threeway, 5, the supercharging liquid inlet pipe of unloading, 6, the compound carburetor liquid inlet pipe, 7, the supercharging feed liquor valve of unloading, 8, tank car, 9, compound carburetor, 10, liquid entering hole, 11, return-air mouth, 12, compound carburetor muffler, 13, the return-air threeway, 14, the supercharging muffler of unloading, 15, saturated pressure regulation muffler, 16, the supercharging return-air valve of unloading, 17, saturated pressure regulation return-air one-way valve, 18, saturated pressure regulation root valve.
Embodiment
Below in conjunction with accompanying drawing, the utility model gas filling of liquefied natural gas station is described in further detail with the pressure regulation combined supercharging device of unloading.
As shown in Figure 1, the gas filling of liquefied natural gas station is with the pressure regulation combined supercharging device of unloading, comprise the saturated pressure regulation liquid inlet pipe 2 on the liquid outlet that is connected in basin 1, described saturated pressure regulation liquid inlet pipe 2 is provided with saturated pressure regulation feed liquor pneumatic valve 3, the other end of saturated pressure regulation liquid inlet pipe 2 is connected with an end of feed liquor threeway 4, the other two ends of feed liquor threeway 4 connect unload supercharging liquid inlet pipe 5 and compound carburetor liquid inlet pipe 6 respectively, the described supercharging liquid inlet pipe 5 of unloading is provided with the supercharging feed liquor valve 7 of unloading, the other end of supercharging liquid inlet pipe 5 of unloading is connected on the liquid outlet of tank car 8, the other end of described compound carburetor liquid inlet pipe 6 is connected with the liquid entering hole 10 of compound carburetor 9, also be provided with return-air mouth 11 on the described compound carburetor 9, the return-air mouth 11 of compound carburetor 9 is connected with an end of return-air threeway 13 by compound carburetor muffler 12, the other two ends of return-air threeway 13 connect unload supercharging muffler 14 and saturated pressure regulation muffler 15 respectively, the described supercharging muffler 14 of unloading is provided with the supercharging return-air valve 16 of unloading, the other end of supercharging muffler 14 of unloading is connected on the return-air mouth of tank car 8, be disposed with saturated pressure regulation return-air one-way valve 17 and saturated pressure regulation root valve 18 on the described saturated pressure regulation muffler 15, the other end of saturated pressure regulation muffler 15 is connected on the return-air mouth of basin 1.
Working principle of the present utility model is:
When basin 1 will carry out saturated pressure regulation, open saturated pressure regulation feed liquor pneumatic valve 3 and saturated pressure regulation root valve 18, close unload the supercharging feed liquor valve 7 and the supercharging return-air valve 16 of unloading, the liquid that flows out from the liquid outlet of basin 1, enter saturated pressure regulation liquid inlet pipe 2, through supersaturation pressure regulation feed liquor pneumatic valve 3, arrive feed liquor threeway 4, supercharging feed liquor valve 7 cuts out owing to unload, 9 liquid entering hole 10 enters compound carburetor 9 so liquid is along compound carburetor liquid inlet pipe 6 from compound carburetor, liquid is through the effect of compound carburetor 9, become gas, gas enters compound carburetor muffler 12 from the return-air mouth 11 of compound carburetor 9, through return-air threeway 13, supercharging return-air valve 16 is closed owing to unload, so gas enters saturated pressure regulation muffler 15, wash saturated pressure regulation return-air one-way valve 17 open, through supersaturation pressure regulation root valve 18, enter basin 1 from the return-air mouth of basin 1, when the pressure in the basin 1 reaches capacity state, gas in the saturated pressure regulation muffler 15 can not be washed pressure regulation return-air one-way valve 17 open, thereby realize the saturated pressure regulation of basin 1.
When tank car 8 will be unloaded supercharging, open unload the supercharging feed liquor valve 7 and the supercharging return-air valve 16 of unloading, close saturated pressure regulation feed liquor pneumatic valve 3 and saturated pressure regulation root valve 18, the liquid that flows out from the liquid outlet of tank car 8, enter the supercharging liquid inlet pipe 5 of unloading, through unloading supercharging feed liquor valve 7, arrive feed liquor threeway 4, because saturated pressure regulation feed liquor pneumatic valve 3 cuts out, 9 liquid entering hole 10 enters compound carburetor 9 so liquid is along compound carburetor liquid inlet pipe 6 from compound carburetor, liquid is through the effect of compound carburetor 9, become gas, gas enters compound carburetor muffler 12 from the return-air mouth 11 of compound carburetor 9, through return-air threeway 13, because saturated pressure regulation root valve 18 is closed, so gas enters the supercharging muffler 14 of unloading, through the supercharging return-air valve 16 of unloading, enter tank car 8 from the return-air mouth of tank car 8, thereby realize the supercharging of unloading of tank car 8.

Claims (1)

1. the gas filling of liquefied natural gas station is with the pressure regulation combined supercharging device of unloading, it is characterized in that: comprise the saturated pressure regulation liquid inlet pipe on the liquid outlet that is connected in basin, described saturated pressure regulation liquid inlet pipe is provided with saturated pressure regulation feed liquor pneumatic valve, the other end of saturated pressure regulation liquid inlet pipe is connected with an end of feed liquor threeway, the other two ends of feed liquor threeway connect unload supercharging liquid inlet pipe and compound carburetor liquid inlet pipe respectively, the described supercharging liquid inlet pipe of unloading is provided with the supercharging feed liquor valve of unloading, the other end of supercharging liquid inlet pipe of unloading is connected on the liquid outlet of tank car, the other end of described compound carburetor liquid inlet pipe is connected with the liquid entering hole of compound carburetor, also be provided with the return-air mouth on the described compound carburetor, the return-air mouth of compound carburetor is connected with an end of return-air threeway by the compound carburetor muffler, the other two ends of return-air threeway connect unload supercharging muffler and saturated pressure regulation muffler respectively, the described supercharging muffler of unloading is provided with the supercharging return-air valve of unloading, the other end of supercharging muffler of unloading is connected on the return-air mouth of tank car, be disposed with saturated pressure regulation return-air one-way valve and saturated pressure regulation root valve on the described saturated pressure regulation muffler, the other end of saturated pressure regulation muffler is connected on the return-air mouth of basin.
CN2009202323401U 2009-09-28 2009-09-28 Unloading and voltage-regulating compound booster used in liquefied natural gas filling station Expired - Fee Related CN201521789U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202323401U CN201521789U (en) 2009-09-28 2009-09-28 Unloading and voltage-regulating compound booster used in liquefied natural gas filling station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202323401U CN201521789U (en) 2009-09-28 2009-09-28 Unloading and voltage-regulating compound booster used in liquefied natural gas filling station

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CN201521789U true CN201521789U (en) 2010-07-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102032437A (en) * 2009-09-28 2011-04-27 张家港圣汇气体化工装备有限公司 Unloading and pressure regulating composite booster for liquefied natural gas filling station
CN104295894A (en) * 2014-10-20 2015-01-21 江苏鸿昌特种车辆有限公司 Vertical low-temperature liquid storage tank
CN106609909A (en) * 2015-10-24 2017-05-03 河北斯玛特深冷技术有限公司 LNG vehicle-mounted cylinder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102032437A (en) * 2009-09-28 2011-04-27 张家港圣汇气体化工装备有限公司 Unloading and pressure regulating composite booster for liquefied natural gas filling station
CN104295894A (en) * 2014-10-20 2015-01-21 江苏鸿昌特种车辆有限公司 Vertical low-temperature liquid storage tank
CN104295894B (en) * 2014-10-20 2016-08-24 江苏鸿昌特种车辆有限公司 A kind of vertical low temperature liquid storage tank
CN106609909A (en) * 2015-10-24 2017-05-03 河北斯玛特深冷技术有限公司 LNG vehicle-mounted cylinder

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: CSSC SHENGHUI EQUIPMENT CO., LTD.

Free format text: FORMER NAME: SHENGHUI GAS + CHEMICAL SYSTEMS (ZHANGJIAGANG) CO., LTD.

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 215634, Linjiang Road, 3 Jin Gang Town, Suzhou, Jiangsu, Zhangjiagang

Patentee after: CSSC SHENGHUI EQUIPMENT CO., LTD.

Address before: 215633, Linjiang Road, 3 Jin Gang Town, Jiangsu, Zhangjiagang

Patentee before: Shenghui Gas & Chemical Systems (Zhangjiagang) Co., Ltd.

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: 20100707

Termination date: 20180928