CN114658570A - Fin type heat exchange vaporization device of vehicle-mounted LNG system - Google Patents
Fin type heat exchange vaporization device of vehicle-mounted LNG system Download PDFInfo
- Publication number
- CN114658570A CN114658570A CN202011534823.4A CN202011534823A CN114658570A CN 114658570 A CN114658570 A CN 114658570A CN 202011534823 A CN202011534823 A CN 202011534823A CN 114658570 A CN114658570 A CN 114658570A
- Authority
- CN
- China
- Prior art keywords
- shell
- heat exchange
- side assembly
- vehicle
- fins
- 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.)
- Pending
Links
- 230000008016 vaporization Effects 0.000 title claims abstract description 9
- 238000009834 vaporization Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000110 cooling liquid Substances 0.000 claims abstract description 9
- 239000006200 vaporizer Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 3
- 239000003949 liquefied natural gas Substances 0.000 description 15
- 239000007788 liquid Substances 0.000 description 10
- 239000002826 coolant Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 4
- 239000012809 cooling fluid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
- F02M21/0215—Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/0287—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers characterised by the transition from liquid to gaseous phase ; Injection in liquid phase; Cooling and low temperature storage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/06—Apparatus for de-liquefying, e.g. by heating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a fin type heat exchange vaporization device of a vehicle-mounted LNG system, which comprises a water bath shell side assembly and a fin tube side assembly, wherein the water bath shell side assembly comprises a cylindrical hollow shell with two sealed ends to form a heat exchange space, two ends of a cylindrical surface of the shell are respectively communicated with a cooling liquid inlet pipe and a cooling liquid outlet pipe, the fin tube side assembly comprises a fin tube and fins, the fin tube penetrates through the circular surfaces of the two ends of the shell, the fin tube is positioned at the central axis position of the shell, the fins are positioned in the shell and fixedly arranged around the fin tube for 360 degrees, and a plurality of fins are adjacently arranged and distributed on the whole fin tube. The device has unique structure, simple process and simple internal structure, and can provide powerful assistance for the development and the use of a vehicle-mounted LNG gas supply system.
Description
Technical Field
The invention belongs to the field of vehicle-mounted LNG (liquefied natural gas) supply, and particularly relates to a fin type heat exchange vaporization device of a vehicle-mounted LNG system.
Background
The quantity of cars using LNG as fuel is increasing due to its advantages of low emission, low pollution, safety, convenience, etc. The principle of the vehicle-mounted LNG gas supply system is that LNG liquid in a gas cylinder flows through a vaporizer through a pipeline and is vaporized into gas for an engine to use, so that power is provided for the whole vehicle. LNG liquid vaporization is a heat exchange process, and a common heat exchange device in the market is a coil vaporizer.
Disclosure of Invention
The invention provides a finned water bath vaporizer which is simple in internal structure and can provide strong assistance for development and use of a vehicle-mounted LNG (liquefied natural gas) supply system.
The invention provides the following technical scheme:
the utility model provides a fin formula heat exchange vapourizing unit of on-vehicle LNG system, includes water bath shell side subassembly and finned tube side subassembly, water bath shell side subassembly includes the sealed casing in cylindrical cavity both ends, forms the heat transfer space the both ends of the face of cylinder of casing communicate respectively and are provided with coolant liquid inlet tube and coolant liquid outlet pipe, finned tube side subassembly includes finned tube and fin, the finned tube runs through the circular face at casing both ends is located the axis position of casing, the fin is located in the casing, the fin wind 360 of finned tube encircle fixed settings, a plurality of the fin is adjacent to be arranged, distributes in whole on the finned tube.
And the cooling water bath shell side assembly further comprises a sewage discharge plug which is positioned below the shell and used for completely discharging the cooling liquid in the water bath shell side assembly.
Furthermore, the device also comprises a left fixing support and a right fixing support, wherein the left fixing support and the right fixing support are respectively connected to the left end and the right end of the shell and used for connecting the device with the frame.
Compared with the prior art, the invention has the following beneficial effects:
the device has unique structure, simple process and simple internal structure, and can provide powerful assistance for the development and the use of a vehicle-mounted LNG gas supply system.
Drawings
Fig. 1 is a cross-sectional view of the device.
Fig. 2 is a front view of the device.
FIG. 3 is a schematic view of the fin and finned tube of the apparatus.
Description of the main element symbols:
1. the water bath shell side assembly comprises a water bath shell side assembly 2, a fin tube side assembly 3, a shell 4, a cooling liquid inlet pipe 5, a cooling liquid outlet pipe 6, a fin tube 7, fins 8, a pollution discharge plug 9, a left fixing support 10 and a right fixing support.
Detailed Description
The technical solution of the present invention is clearly and completely described below with reference to specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
As shown in fig. 1 to 3, a fin type heat exchange vaporization device of on-vehicle LNG system, including water bath shell side subassembly 1 and fin tube side subassembly 2, water bath shell side subassembly 1 includes the sealed casing 3 in cylindrical cavity both ends, form the heat transfer space, both ends at the face of cylinder of casing 3 communicate respectively and are provided with coolant liquid inlet tube 4 and coolant liquid outlet pipe 5, fin tube side subassembly 2 includes finned tube 6 and fin 7, finned tube 6 runs through the round face at casing 3 both ends, be located the axis position of casing 3, fin 7 is located casing 3, fin 7 encircles fixed the setting around finned tube 6360, a plurality of fins 7 adjacent row, distribute on whole finned tube 6. The water bath shell pass assembly 1 and the fin tube pass assembly 2 form a heat exchange vaporization device, and the vaporization purpose is achieved by utilizing the heat exchange principle. In coolant liquid got into heat transfer space casing 3 through coolant liquid inlet tube 4, when the coolant liquid flowed in the heat transfer space, fin 7 passed through heat transfer with the heat and conveyed to finned tube 6 in, the heat of fin 10 transmission is absorbed when LNG liquid passes through finned tube 6, finally vaporizes into the natural gas, flows through the LNG export. After the cooling fluid has performed a heat exchange action in the housing 3, it exits the device through the cooling fluid outlet pipe 5. The device also comprises a pollution discharge plug 8, wherein the pollution discharge plug 8 is positioned below the shell 3, and the cooling liquid in the water bath shell side assembly 1 can be completely emptied by opening the pollution discharge plug 8. The device also comprises a left fixing support 9 and a right fixing support 10, wherein the left fixing support 9 and the right fixing support 10 are respectively connected to the left end and the right end of the shell 3 and used for connecting the device with a frame.
Claims (3)
1. A finned heat exchange vaporization device of a vehicle-mounted LNG system is characterized by comprising a water bath shell side assembly (1) and a finned tube side assembly (2), the water bath shell side assembly (1) comprises a cylindrical hollow shell (3) with two sealed ends to form a heat exchange space, a cooling liquid inlet pipe (4) and a cooling liquid outlet pipe (5) are respectively communicated and arranged at two ends of the cylindrical surface of the shell (3), the finned tube side assembly (2) comprises finned tubes (6) and fins (7), the finned tube (6) penetrates through the circular surfaces at the two ends of the shell (3) and is positioned on the central axis of the shell (3), the fins (7) are positioned in the shell (3), the fins (7) are fixedly arranged around the finned tubes (6) in a 360-degree surrounding manner, and the fins (7) are adjacently arranged and distributed on the whole finned tubes (6).
2. The finned heat exchange vaporizer of a vehicle-mounted LNG system according to claim 1, further comprising a blowdown bulkhead (8), wherein the blowdown bulkhead (8) is located below the housing (3) and is used for completely draining the cooling liquid in the water bath shell side assembly (1).
3. The finned heat exchange vaporizer of a vehicle-mounted LNG system of claim 1, further comprising left and right fixing brackets (9, 10), wherein the left and right fixing brackets (9, 10) are respectively connected to left and right ends of the housing (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011534823.4A CN114658570A (en) | 2020-12-23 | 2020-12-23 | Fin type heat exchange vaporization device of vehicle-mounted LNG system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011534823.4A CN114658570A (en) | 2020-12-23 | 2020-12-23 | Fin type heat exchange vaporization device of vehicle-mounted LNG system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114658570A true CN114658570A (en) | 2022-06-24 |
Family
ID=82057298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011534823.4A Pending CN114658570A (en) | 2020-12-23 | 2020-12-23 | Fin type heat exchange vaporization device of vehicle-mounted LNG system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114658570A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011085276A (en) * | 2009-10-13 | 2011-04-28 | Sumitomo Precision Prod Co Ltd | Open rack type vaporizer |
| CN201982203U (en) * | 2011-01-25 | 2011-09-21 | 西安交通大学 | Heat exchange device of automobile air conditioner for recycling cold energy of liquefied natural gas |
| CN203547994U (en) * | 2013-09-27 | 2014-04-16 | 湖北三江航天江北机械工程有限公司 | Automobile water-bath-type vaporizer |
| CN203655471U (en) * | 2013-11-21 | 2014-06-18 | 武汉三江航天远方科技有限公司 | Gasification device suitable for marine engine LNG supply system |
| JP2015008569A (en) * | 2013-06-25 | 2015-01-15 | 中国電力株式会社 | Power generator using cold lng |
-
2020
- 2020-12-23 CN CN202011534823.4A patent/CN114658570A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011085276A (en) * | 2009-10-13 | 2011-04-28 | Sumitomo Precision Prod Co Ltd | Open rack type vaporizer |
| CN201982203U (en) * | 2011-01-25 | 2011-09-21 | 西安交通大学 | Heat exchange device of automobile air conditioner for recycling cold energy of liquefied natural gas |
| JP2015008569A (en) * | 2013-06-25 | 2015-01-15 | 中国電力株式会社 | Power generator using cold lng |
| CN203547994U (en) * | 2013-09-27 | 2014-04-16 | 湖北三江航天江北机械工程有限公司 | Automobile water-bath-type vaporizer |
| CN203655471U (en) * | 2013-11-21 | 2014-06-18 | 武汉三江航天远方科技有限公司 | Gasification device suitable for marine engine LNG supply system |
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