CN206247028U - LNG sledges dress aerator with condenser system - Google Patents

LNG sledges dress aerator with condenser system Download PDF

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Publication number
CN206247028U
CN206247028U CN201621297808.1U CN201621297808U CN206247028U CN 206247028 U CN206247028 U CN 206247028U CN 201621297808 U CN201621297808 U CN 201621297808U CN 206247028 U CN206247028 U CN 206247028U
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CN
China
Prior art keywords
condenser
pipe
storage tank
lng
lng 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
Application number
CN201621297808.1U
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Chinese (zh)
Inventor
马国良
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.)
Jiangsu Anpute Energy Equipment Co., Ltd.
Original Assignee
JIANGSU AMPUTE EXPLOSION PREVENTION TECHNOLOGY 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.)
Filing date
Publication date
Application filed by JIANGSU AMPUTE EXPLOSION PREVENTION TECHNOLOGY Co Ltd filed Critical JIANGSU AMPUTE EXPLOSION PREVENTION TECHNOLOGY Co Ltd
Priority to CN201621297808.1U priority Critical patent/CN206247028U/en
Application granted granted Critical
Publication of CN206247028U publication Critical patent/CN206247028U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of LNG sledges dress aerator with condenser system, including LNG storage tank, condenser system, pressure sensor and controller, pressure sensor is located at the LNG storage tank inside top, condenser system includes condensation cabinet and the air inlet pipe being sequentially communicated, condenser pipe and discharging tube, air inlet pipe is connected through LNG storage tank away from one end of condenser pipe with LNG storage tank inside, air inlet pipe is provided with regulating valve, discharging tube is connected through LNG storage tank away from one end of condenser pipe with LNG storage tank inside, discharging tube is provided with check valve, the condensation cabinet is arranged with outside condenser pipe, refrigerator pipes are provided with condensation cabinet, refrigerator pipes mutually wind setting with condenser pipe, condensation cabinet is externally provided with woven hose, woven hose is connected with refrigerator pipes, heat-exchanger rig and low temperature resistant water pump are additionally provided with woven hose.BOG gases are lowered the temperature and liquefied by the utility model using condenser system, reach antihypertensive effect, without the discharge of BOG gases is caused into the wasting of resources.

Description

LNG sledges dress aerator with condenser system
Technical field
The utility model is related to LNG storage tank technical field, more particularly to a kind of LNG sledges dress aerating with condenser system Device.
Background technology
With domestic LNG extensive use and develop rapidly, the technology of LNG gas stations and application are also in high speed development. During LNG transportations or storage, with the passage of time, LNG occurs lamination, it is necessary to adjust the liquid in LNG in time , there is rollover phenomenon to prevent LNG in the density contrast of body interlayer.Mainly adjusted in tank by BOG gases in blowdown vessel at this stage Pressure, adjusts liquid interlayer density.Environmental pollution on the one hand so can be caused, on the other hand LNG resources is caused huge Waste.
Utility model content
Technical problem to be solved in the utility model is:In order to overcome in the prior art to realize the drop in LNG storage tank Pressure, so as to cause the wasting of resources not enough the discharge of BOG gases, the utility model provides a kind of LNG sledges dress with condenser system Aerator.
The utility model solves its technical problem technical scheme to be taken:A kind of LNG sledges with condenser system Dress aerator, including LNG storage tank, condenser system, pressure sensor and controller, the pressure sensor are located at the LNG Tank inside top, the condenser system includes condensation cabinet and the air inlet pipe, condenser pipe and the discharging tube that are sequentially communicated, it is described enter Tracheae and discharging tube are vacuum cold insulation pipe, and the condensation cabinet, air inlet pipe, condenser pipe and discharging tube are outside the LNG storage tank Side roof part, the air inlet pipe is connected through the LNG storage tank away from one end of the condenser pipe with LNG storage tank inside, institute State air inlet pipe and be provided with regulating valve, the discharging tube is stored up through the LNG storage tank away from one end of the condenser pipe with the LNG Tank inside connection, the discharging tube is provided with check valve, the condensation cabinet is arranged with outside the condenser pipe, set in the condensation cabinet There are refrigerator pipes, the refrigerator pipes mutually wind setting, wing is provided between the refrigerator pipes and the condenser pipe with the condenser pipe Piece, the condensation cabinet is externally provided with woven hose, and the woven hose is connected with the refrigerator pipes, and the woven hose is vacuum cold insulation pipe, Heat-exchanger rig and low temperature resistant water pump, the pressure sensor, regulating valve, low temperature resistant water pump and heat exchange are additionally provided with the woven hose Device is connected with the controller circuitry.
LNG gasification forms BOG gases, and pressure constantly increases in LNG storage tank, when pressure exceedes pressure sensing in LNG storage tank During device setting value, controller opens regulating valve, according to the open degree of the size adjustment regulating valve of air pressure in LNG storage tank, in LNG storages In tank in the presence of air pressure, BOG gases through air inlet pipe press-in condenser pipe in, flow direction of the BOG gases in condenser pipe be on to Under;While regulating valve is opened, controller also opens heat-exchanger rig and low temperature resistant water pump, fills full in refrigerator pipes and woven hose Refrigerant after refrigeration is pressed into refrigerator pipes by chiller refrigeration, low temperature resistant water pump by refrigerant, heat-exchanger rig from woven hose In, refrigerant carries out heat exchange in refrigerator pipes with the BOG gases in condenser pipe, and the efficiency of heat exchange is improved using fin, will BOG gas refrigerations are liquefied after forming LNG, and LNG stream is flowed into LNG storage tank after entering discharging tube through check valve.Dropped by by BOG gases Temperature liquefaction, reaches antihypertensive effect, without the discharge of BOG gases is caused into the wasting of resources.
Further, be uniformly provided with multiple condenser pipes and refrigerator pipes in the condensation cabinet on vertical direction, the condenser pipe and Refrigerator pipes are set in the shape of a spiral.Condenser pipe and refrigerator pipes spiral are set, increase stroke of the BOG gases in condenser pipe, it is ensured that BOG gases liquefy completely in the presence of refrigerant, set multiple condenser pipes and refrigerator pipes, can improve the liquefaction of BOG gases Efficiency, during the LNG of the generation that will finally liquefy flows into discharging tube in the presence of self gravitation.
Further, the air inlet pipe is provided with air exhauster, and the air exhauster is connected with the controller circuitry.When LNG storages When pressure inside the tank exceedes pressure sensor setting value, controller opens regulating valve and air exhauster, by the BOG gases in LNG storage tank It is pumped into air inlet pipe, is then pressed into cooling liquid in condenser pipe.
Further, the condensation cabinet is fixedly connected by support frame with LNG storage tank outside top.
Further, the condenser pipe uses stainless steel.Stainless steel heat conduction efficiency is high, it is ensured that BOG gases Liquefaction efficiency.
The beneficial effects of the utility model are:A kind of LNG sledges dress aerating with condenser system that the utility model is provided Device, BOG gases are lowered the temperature liquefy using condenser system, reach antihypertensive effect, without the discharge of BOG gases is caused into resource wave Take.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the utility model most preferred embodiment;
Fig. 2 is the structural representation of condenser system;
Fig. 3 is the enlarged diagram of A in Fig. 2.
In figure:1st, LNG storage tank, 2, air inlet pipe, 3, condenser pipe, 4, discharging tube, 5, condensation cabinet, 6, pressure sensor, 7, single To valve, 8, controller, 9, regulating valve, 10, air exhauster, 11, support frame, 12, refrigerator pipes, 13, woven hose, 14, heat-exchanger rig, 15th, low temperature resistant water pump, 16, fin.
Specific embodiment
The utility model is described in detail presently in connection with accompanying drawing.This figure is simplified schematic diagram, only in a schematic way Basic structure of the present utility model is illustrated, therefore it only shows the composition relevant with the utility model.
As Figure 1-3, a kind of LNG sledges dress aerator with condenser system of the present utility model, including LNG storage tank 1st, condenser system, pressure sensor 6 and controller 8, the pressure sensor 6 are located at the inside top of the LNG storage tank 1, described Condenser system includes condensation cabinet 5 and the air inlet pipe 2, condenser pipe 3 and the discharging tube 4 that are sequentially communicated, the air inlet pipe 2 and discharging tube 4 are vacuum cold insulation pipe, and the condensation cabinet 5, air inlet pipe 2, condenser pipe 3 and discharging tube 4 are located at the outside top of the LNG storage tank 1, The air inlet pipe 2 is connected away from one end of the condenser pipe 3 through the inside of the LNG storage tank 1 and the LNG storage tank 1, it is described enter Tracheae 2 is provided with regulating valve 9, and the discharging tube 4 passes through the LNG storage tank 1 and the LNG away from one end of the condenser pipe 3 The inside of storage tank 1 connection, the discharging tube 4 is provided with outside check valve 7, the condenser pipe 3 and is arranged with the condensation cabinet 5, described cold Refrigerator pipes 12 are provided with solidifying cabinet 5, the refrigerator pipes 12 and the mutually winding of the condenser pipe 3 are set, the refrigerator pipes 12 with it is described Be provided with fin 16 between condenser pipe 3, the fin 16 is rectangular metal sheet, the two ends of the fin 16 respectively with condenser pipe 3 and Refrigerator pipes 12 are connected, and the condensation cabinet 5 is externally provided with woven hose 13, and the woven hose 13 is connected with the refrigerator pipes 12, described defeated Liquid pipe 13 is vacuum cold insulation pipe, and heat-exchanger rig 14 and low temperature resistant water pump 15, the pressure sensing are additionally provided with the woven hose 13 Device 6, regulating valve 9, low temperature resistant water pump 15 and heat-exchanger rig 14 are connected with the circuit of the controller 8.
In the condensation cabinet 5 three condenser pipes 3 and refrigerator pipes 12, the condenser pipe 3 and system are uniformly provided with vertical direction Cold pipe 12 is set in the shape of a spiral.
The air inlet pipe 2 is provided with air exhauster 10, and the air exhauster 10 is connected with the circuit of the controller 8.
The condensation cabinet 5 is fixedly connected by support frame 11 with the outside top of LNG storage tank 1.
The condenser pipe 3 uses stainless steel.
Operation principle:
LNG gasification forms BOG gases, and pressure constantly increases in LNG storage tank 1, when pressure is passed more than pressure in LNG storage tank 1 During 6 setting value of sensor, controller 8 opening regulating valve 9 and air exhauster 10, the open degree of the size adjustment regulating valve 9 according to air pressure, BOG gases are pressed into condenser pipe 3 through air inlet pipe 2 using air exhauster 10, flow direction of the BOG gases in condenser pipe 3 be on to Under;While regulating valve 9 is opened, controller 8 also opens heat-exchanger rig 14 and low temperature resistant water pump 15, refrigerator pipes 12 and woven hose Fill full refrigerant in 13, by chiller refrigeration, low temperature resistant water pump 15 is by the refrigerant after refrigeration from woven hose for heat-exchanger rig 14 Be pressed into 13 in refrigerator pipes 12, flow direction of the refrigerant in refrigerator pipes 12 for from top to bottom, refrigerant in refrigerator pipes 12 with BOG gases in condenser pipe 3 carry out heat exchange, and refrigerant is with BOG gas flows conversely, condensing the refrigerator pipes 12 at the lower end of cabinet 5 In refrigerant temperature it is minimum, it is ensured that BOG gases can all liquefy in entering LNG storage tank 1 for LNG stream, be improved using fin 16 The efficiency of heat exchange, after BOG gas liquefactions are formed into LNG, LNG stream is flowed into LNG storage tank 1 after entering discharging tube 4 through check valve 7. Liquefied by the way that BOG gases are lowered the temperature, reach antihypertensive effect, without the discharge of BOG gases is caused into the wasting of resources.
Electric wire between the component being connected with controller 8 in figure is not marked.
With above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work Personnel can carry out various changes and amendments in the range of without departing from the utility model completely.This utility model Technical scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.

Claims (5)

1. a kind of LNG sledges with condenser system fill aerator, it is characterised in that:Including LNG storage tank (1), condenser system, pressure Force snesor (6) and controller (8), the pressure sensor (6) is located at the LNG storage tank (1) inside top, the condensed system System includes condensation cabinet (5) and the air inlet pipe (2), condenser pipe (3) and the discharging tube (4) that are sequentially communicated, the air inlet pipe (2) and row Liquid pipe (4) is vacuum cold insulation pipe, and the condensation cabinet (5), air inlet pipe (2), condenser pipe (3) and discharging tube (4) are located at the LNG Storage tank (1) outside top, the air inlet pipe (2) away from the condenser pipe (3) one end through the LNG storage tank (1) with it is described Connection inside LNG storage tank (1), the air inlet pipe (2) is provided with regulating valve (9), and the discharging tube (4) is away from the condenser pipe (3) one end connects through the LNG storage tank (1) with inside the LNG storage tank (1), and the discharging tube (4) is provided with check valve (7) condensation cabinet (5), is arranged with outside the condenser pipe (3), refrigerator pipes (12), the refrigeration is provided with condensation cabinet (5) Pipe (12) is set with the condenser pipe (3) mutually winding, and fin is provided between the refrigerator pipes (12) and the condenser pipe (3) (16), condensation cabinet (5) is externally provided with woven hose (13), and the woven hose (13) connects with the refrigerator pipes (12), described defeated Liquid pipe (13) is vacuum cold insulation pipe, and heat-exchanger rig (14) and low temperature resistant water pump (15) are additionally provided with the woven hose (13), described Pressure sensor (6), regulating valve (9), low temperature resistant water pump (15) and heat-exchanger rig (14) connect with the controller (8) circuit Connect.
2. the LNG sledges with condenser system as claimed in claim 1 fill aerator, it is characterised in that:Condensation cabinet (5) Multiple condenser pipes (3) and refrigerator pipes (12) are uniformly provided with interior vertical direction, the condenser pipe (3) and refrigerator pipes (12) are helically Shape is set.
3. the LNG sledges with condenser system as claimed in claim 2 fill aerator, it is characterised in that:The air inlet pipe (2) Air exhauster (10) is provided with, the air exhauster (10) is connected with the controller (8) circuit.
4. the LNG sledges with condenser system as claimed in claim 1 fill aerator, it is characterised in that:Condensation cabinet (5) It is fixedly connected with LNG storage tank (1) outside top by support frame (11).
5. the LNG sledges with condenser system as claimed in claim 1 fill aerator, it is characterised in that:The condenser pipe (3) Using stainless steel.
CN201621297808.1U 2016-11-29 2016-11-29 LNG sledges dress aerator with condenser system Expired - Fee Related CN206247028U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621297808.1U CN206247028U (en) 2016-11-29 2016-11-29 LNG sledges dress aerator with condenser system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621297808.1U CN206247028U (en) 2016-11-29 2016-11-29 LNG sledges dress aerator with condenser system

Publications (1)

Publication Number Publication Date
CN206247028U true CN206247028U (en) 2017-06-13

Family

ID=59002609

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621297808.1U Expired - Fee Related CN206247028U (en) 2016-11-29 2016-11-29 LNG sledges dress aerator with condenser system

Country Status (1)

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CN (1) CN206247028U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112197503A (en) * 2020-10-10 2021-01-08 常一江 Refrigeration device and refrigeration method for recycling BOG (boil off gas) cold energy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112197503A (en) * 2020-10-10 2021-01-08 常一江 Refrigeration device and refrigeration method for recycling BOG (boil off gas) cold energy

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GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 213102 No. 5 Huachang Road, Yaoguan Town, Wujin District, Changzhou City, Jiangsu Province

Patentee after: Jiangsu Anpute Energy Equipment Co., Ltd.

Address before: 213102 No. 2 Industrial Avenue, Yaoguan Town, Wujin District, Changzhou City, Jiangsu Province

Patentee before: Jiangsu Ampute Explosion Prevention Technology 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: 20170613

Termination date: 20201129