CN109781449A - A kind of natural gas liquefaction device list sled block and whole test device - Google Patents
A kind of natural gas liquefaction device list sled block and whole test device Download PDFInfo
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- CN109781449A CN109781449A CN201910164800.XA CN201910164800A CN109781449A CN 109781449 A CN109781449 A CN 109781449A CN 201910164800 A CN201910164800 A CN 201910164800A CN 109781449 A CN109781449 A CN 109781449A
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- sled block
- block
- storage device
- cryogen
- natural gas
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Abstract
The invention discloses a kind of natural gas liquefaction device list sled block and whole test devices, including liquefied natural gas storage device, sour gas filling apparatus, cryogen recycling storage device and public auxiliary device.The present invention can simplify single testing process for prizing block, improve testing efficiency by providing hardware testing device for gas as single sled block and integral device simultaneously to each single independent test for prizing block；And single sled block is accessed into test macro, simulate actual motion environment, running performance index and technique of each single sled block after practical access system are effectively tested, solve the problems, such as to run after existing single sled block or total system are installed unsuccessfully to easily cause huge economic losses.
Description
Technical field
The invention belongs to natural gas facility technical fields, prize block and entirety more particularly to a kind of natural gas liquefaction device list
Test device.
Background technique
Platform of the existing market Qiao Kuaishi natural gas liquefaction device manufacturer without the skid mounted equipment performance test to factory,
The verifying of all devices and technique is all verifying of driving after in-site installation under theoretical direction, and this mode risk is big, and the period is long,
Because of various factors, causes single block or total system prized because of the defect in terms of the quality of production or technological design, transported after installing at the scene
Row is unable to reach design objective, and single block of prizing is caused to run failure after installation accesses total system；Due to equipment cost height, once
The probability that operation failure equipment recycles is small, will cause huge economic loss.
Summary of the invention
The purpose of the present invention is to provide a kind of natural gas liquefaction device list sled block and whole test device, by for day
Right gas liquefaction device list sled block and integral device provide hardware testing device, can test the processing performance of single sled block and total system
Index solves the problems, such as to run after existing single sled block or total system installation unsuccessfully to easily cause huge economic losses.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is that a kind of natural gas liquefaction device list prizes block and whole test device, including liquefied natural gas storage device,
Sour gas filling apparatus, cryogen recycling storage device and public auxiliary device；
The liquefied natural gas storage device, sour gas filling apparatus, cryogen recycling storage device and public auxiliary device pass through pipe
Road is connected；
The auxiliary device of public affairs includes cooling water unit, lightning protection unit, fire fighting unit and pneumatics nitrogen unit.
Further, the liquefied natural gas storage device includes LNG tank, air temperature gasifier, BOG gasification
Device, EAG gasifier, electric heating recuperator, plunger pump and centrifugal pump.
Further, the sour gas filling apparatus includes metering weighing unit.
Further, the liquefied natural gas storage device (1) and sour gas filling apparatus (2) and the cryogen recycle
Successively piping connection has raw material compression sled block (11), purification sled block (12), ice chest sled block (13) and cryogen between storage device (3)
Compression sled block (14), wherein ice chest sled block is connect with liquefied natural gas storage device, and the cryogen compression sled block and cryogen recycle
Storage device is bi-directionally connected.
Further, the cryogen recycling storage device includes cryogen storage unit and cryogen recovery unit.
The invention has the following advantages:
1, the present invention realizes the independent test simultaneously to each single sled block, simplifies the test of single sled block by establishing test platform
Process improves testing efficiency.
2, the present invention simulates actual motion environment, to each single sled by the way that each list sled block to be measured is accessed test macro simultaneously
Running performance index and technique of the block after practical access system are effectively tested, and are effectively avoided single sled block and are being accessed
Running unsuccessfully easily causes the generation of the case where huge economic losses.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the flow diagram that a kind of natural gas liquefaction device list of the invention prizes block and whole test device.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", " thickness ", "top", " in ",
Indicating positions or the positional relationship such as " length ", "inner", " surrounding ", are merely for convenience of description of the present invention and simplification of the description, without
It is that the component of indication or suggestion meaning or element must have a particular orientation, is constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
Refering to Figure 1, the present invention is that a kind of natural gas liquefaction device list prizes block and whole test device, including liquid
Change natural gas storage device 1, sour gas filling apparatus 2, cryogen recycling storage device 3 and public auxiliary device 4；Liquefied natural gas is deposited
Storage device 1, sour gas filling apparatus 2, cryogen recycling storage device 3 are connected with public auxiliary device 4 by pipeline, form one
Overall test system.
The liquefied natural gas storage device 1 includes LNG tank, air temperature gasifier, BOG gasifier, EAG gas
Change device, electric heating recuperator, plunger pump and centrifugal pump；The core equipment of LNG tank is two horizontal Dewar storage tanks,
It is accumulated between interior outer tank using pearly-lustre sand wash adiabatic method.
The sour gas filling apparatus 2 includes metering weighing unit, and the sour gas addition of various concentration may be implemented
It is required that.
The cryogen recycling storage device 3 includes cryogen storage element and cryogen recovery unit；Main function is storage system
Refrigerant needed for cold technique, and cryogen ratio, You Liangtai room temperature storage tank and a horizontal tank are deployed according to the technological requirements, with
And the cryogen recycling can for cryogen in system import recycling.
The auxiliary device 4 of public affairs includes cooling water unit 41, lightning protection unit 42, fire fighting unit 43 and pneumatics nitrogen unit
44。
The cooling water unit 41 is used to provide circulating cooling to each test device and single sled block；Lightning protection unit 42,
Predominantly anti-lightning strike and antistatic process；Including the above grounding at important technological equipment such as storage tank, main gasifier two,
Grounding point is evenly arranged along equipment periphery, other process equipment single-point groundings；All ring flange junctions on pipeline should all adopt
With braiding copper wire bridging, all pipelines and the processing of support of pipelines interval 20-30 meter Ying Zuo anti-static grounding；It is equal at each area entry
Static electricity on human body's device is eliminated in setting.
The fire fighting unit 43 includes that setting fire monitor, fire bolt, smoke detection sound-light alarm and linkage button etc. disappear
Anti- facility, and configure dry powder and foam annihilator；It is likely to occur simultaneously in natural gases such as each device area, tank area and subsidiary engine sleds
The place of leakage, is provided with combustible gas detector, when fuel gas content reaches lower explosion limit in the environment detected
It is sounded an alarm when 20%, staff can be handled in selection as the case may be.
The pneumatics nitrogen unit 44 is used to provide source nitrogen for each single block of prizing, and by compressor using pressurized nitrogen come
Air pressure test, airtight test and Road test are carried out to sled block or pipeline.
The liquefied natural gas storage device 1 includes raw material compression sled block 11, purification sled block 12, ice chest sled block 13 and cryogen
Compression sled block 14.
The raw material compression sled block 11, purification sled block 12, ice chest sled block 13 and cryogen compression sled block 14 are filled by each test
The pipe joint of the process pipe and auxiliary process material reserved in test macro composed by setting can be realized by being flexible coupling
Quickly connection, and be sequentially connected and accessed in test macro composed by each test device by pipeline by process sequence；Pipeline
Between configure flexibility and changeability, cooperation valve instrument can realize independent operating and the test of each single sled block.
Keep each natural gas liquefaction device list sled block independently divided from test macro using tube fit valve；Pass through sky
Suppress nitrogen device unit provide nitrogen, by compressor to nitrogen supercharging realize to raw material compress sled block 11, purification sled block 12,
Ice chest sled block 13 and cryogen compression sled block 14 carry out individual air pressure test, airtight test and Road test；And to each single sled
Instrument instrument valve, oil pump and compressor in block carry out stand-alone debugging.
It wherein further include that displacement drying and dew point testing are carried out to ice chest sled block 13；The airtight test of ice chest sled block 13 is also wrapped
Include the test of unstripped gas runner and high pressure refrigerant flow conduit；The depickling performance and molecular sieve dehydration performance of purification sled block 12 are surveyed
Examination.
Make each natural gas liquefaction device list sled block access test macro using tube fit valve, shape is integral, realizes
System through transport；Unstripped gas is provided into test macro by pipeline using liquefied natural gas storage device 1, straight row system expires
Road test；The sour gas of various concentration is added to whole by metering weighing unit control using sour gas filling apparatus 2
In a system, detergent power of the purification sled block 12 under different load is tested；Load and liquefaction to ice chest sled block 13
Rate and warm area establish the test carried out.
Unstripped gas, which passes sequentially through raw material compression sled block 11, block 12 is prized in purification, returns to liquefied natural gas after ice chest sled block 13 deposits
Storage device 1 is stored；Cryogen in ice chest sled block 13 can compress the sled pressurization of block 14 by cryogen to be carried out by cryogen recovery unit
Recycling；It is accessed by the way that raw material is compressed sled block 11, purification sled block 12, ice chest sled block 13 and cryogen compression sled block 14 by process sequence
In test macro composed by each test device, and actual motion environment is simulated, to each single sled block after practical access system
Running performance index and technique are effectively tested, and are effectively avoided each single sled block actual motion after access system and are lost
The case where losing, causing huge economic losses generation.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (5)
1. a kind of natural gas liquefaction device list sled block and whole test device, it is characterised in that: the liquefaction including piping connection
Natural gas storage device (1), sour gas filling apparatus (2), cryogen recycling storage device (3) and public auxiliary device (4)；
The auxiliary device of public affairs (4) includes cooling water unit, lightning protection unit, fire fighting unit and pneumatics nitrogen unit.
2. test device according to claim 1, which is characterized in that the liquefied natural gas storage device (1) includes successively
LNG tank, air temperature gasifier, BOG gasifier, EAG gasifier, electric heating recuperator, plunger pump and the centrifugation of connection
Pump.
3. test device according to claim 1, which is characterized in that the sour gas filling apparatus (2) includes weighing balance
Weight unit.
4. test device according to claim 1, which is characterized in that the liquefied natural gas storage device (1) and sour gas
Successively piping connection has raw material compression sled block (11), purification between body filling apparatus (2) and cryogen recycling storage device (3)
Block (12), ice chest sled block (13) and cryogen compression sled block (14) are prized, wherein ice chest sled block is connect with liquefied natural gas storage device,
The cryogen compression sled block is bi-directionally connected with cryogen recycling storage device.
5. test device according to claim 1, which is characterized in that cryogen recycling storage device (3) includes that cryogen is deposited
Storage unit and cryogen recovery unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910164800.XA CN109781449A (en) | 2019-03-05 | 2019-03-05 | A kind of natural gas liquefaction device list sled block and whole test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910164800.XA CN109781449A (en) | 2019-03-05 | 2019-03-05 | A kind of natural gas liquefaction device list sled block and whole test device |
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| Publication Number | Publication Date |
|---|---|
| CN109781449A true CN109781449A (en) | 2019-05-21 |
Family
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| CN201910164800.XA Pending CN109781449A (en) | 2019-03-05 | 2019-03-05 | A kind of natural gas liquefaction device list sled block and whole test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111693310A (en) * | 2020-05-29 | 2020-09-22 | 科霖恩新能源科技（江苏）有限公司 | Test system of natural gas liquefaction cold box |
| CN114777367A (en) * | 2022-04-15 | 2022-07-22 | 合肥万豪能源设备有限责任公司 | Skid-mounted refrigerant supplementing, recycling and reusing device and using method thereof |
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| CN114777367A (en) * | 2022-04-15 | 2022-07-22 | 合肥万豪能源设备有限责任公司 | Skid-mounted refrigerant supplementing, recycling and reusing device and using method thereof |
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