CN206617763U - Automate LNG filling decompression units - Google Patents
Automate LNG filling decompression units Download PDFInfo
- Publication number
- CN206617763U CN206617763U CN201720087138.9U CN201720087138U CN206617763U CN 206617763 U CN206617763 U CN 206617763U CN 201720087138 U CN201720087138 U CN 201720087138U CN 206617763 U CN206617763 U CN 206617763U
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- China
- Prior art keywords
- emptying
- filling
- pressure
- branch pipe
- voltage regulation
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Abstract
Automate LNG filling decompression units, it is related to a kind of LNG plant, including integrated skid structure, two sets of filling pressure reducing circuits and blowdown piping are provided with described integrated skid structure, described filling pressure reducing circuit includes the high-pressure inlet header being sequentially connected, electric heating water bath heater, high pressure filter, one-level pressure regulator, second voltage regulation device, turbine flowmeter, bellows and three-level pressure regulator valve, filling pressure reducing circuit described in two is connected with escape pipe jointly, connecting tube is provided between described second voltage regulation device and described turbine flowmeter, described blowdown piping, which includes emptying, to be responsible for, first emptying branch pipe is also associated with described emptying supervisor, second is vented branch pipe and emptying straight tube.Compared with prior art, this equipment filling pressure regulation measurement Integral design, installs simple, rational in infrastructure, easy to operate, and filling is accurate, pressure regulation is accurate, measurement is accurate, and integrated level is high, and floor space is small, safe and reliable.
Description
Technical field
The utility model is related to a kind of LNG plant, especially a kind of LNG filling sled.
Background technology
Because natural gas is a kind of clean energy resource, produced after burning without waste residue, waste water, comparing coal, oil equal energy source has
Use the advantages such as safety, calorific value height, cleaning.With the enhancing and the popularization of natural gas line of environmental consciousness, increasing city
Town is all used as the necessary energy in daily life using natural gas.When by gas pipeline, downstream user provides combustion gas,
Need the flow of combustion gas and drift limit in specified fluctuation range, both combustion gas was depressurized, while will also be to downstream
The instantaneous delivery and integrated flow information of user gives accurate recording, and both combustion gas was measured.Present gas gathering and transportation pipe
There is the pressure regulation system of the defect that pipeline is more, structure is more complicated, technology is relatively low, security is low, especially part webmaster in web frame
System and metering system are separately separated so that gas distribution station volume is big, and it has not been met needed for town construction planning development.Therefore,
How device that so a set of pressure regulation and metering combine is designed, while stating function in realization, to be also easy to assembling and transport,
Ensure that product safety is reliable, simplify maintenance work, be those skilled in the art's technical problem to be solved.
The content of the invention
The utility model is for deficiency of the prior art there is provided one kind automation LNG filling decompression units, and this equipment adds
Pressure regulation measurement Integral design is noted, installs simple, rational in infrastructure, easy to operate, filling is accurate, pressure regulation is accurate, measurement is accurate, integrated
Degree is high, and floor space is small, safe and reliable.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals：Automate LNG filling
Two sets of filling pressure reducing circuits and blowdown piping are provided with decompression unit, including integrated skid structure, described integrated skid structure,
Described filling pressure reducing circuit includes the high-pressure inlet header being sequentially connected, electric heating water bath heater, high pressure filter, one
Level pressure regulator, second voltage regulation device, turbine flowmeter, bellows and three-level pressure regulator valve, the filling pressure reducing circuit described in two are common
Escape pipe is connected with, connecting tube, described emptying are provided between described second voltage regulation device and described turbine flowmeter
Pipeline, which includes emptying, to be responsible for, and first emptying branch pipe, second emptying branch pipe and emptying straight tube are also associated with described emptying supervisor, described
First emptying branch pipe be arranged on two it is described filling pressure reducing circuits between the one-level pressure regulator and the second voltage regulation device, institute
Be respectively arranged with the first emptying branch pipe stated with two corresponding switch valves of the filling pressure reducing circuit, set in described connecting tube
Be equipped with diffusion valve, described connecting tube and the described second emptying branch pipe of described diffusion valve connection, described second voltage regulation device and
It is provided with first switch valve between described connecting tube, second switch is provided between described connecting tube and described turbine flowmeter
Valve.
In above-mentioned technical proposal, it is preferred that between described electric heating water bath heater and described high pressure filter
It is provided with high-pressure pneumatic ball valve.
In above-mentioned technical proposal, it is preferred that be provided with bullet between described one-level pressure regulator and described second voltage regulation device
The third emptying branch pipe is provided between the spring loaded safety valve on spring formula safety valve, two filling pressure reducing circuits, it is described
The described emptying supervisor of the third emptying branch pipe connection.
In above-mentioned technical proposal, it is preferred that reserved straight tube is additionally provided with described filling pressure reducing circuit, described is reserved
Straight tube is arranged between described second voltage regulation device and described turbine flowmeter.
In above-mentioned technical proposal, it is preferred that on described high-pressure inlet header, described connecting tube and described escape pipe
It is both provided with pressure sensor, pressure sensing is also equipped between described one-level pressure regulator and described second voltage regulation device
Device.
In above-mentioned technical proposal, it is preferred that temperature sensor is provided with described electric heating water bath heater and double
Metallic thermometer.
In above-mentioned technical proposal, it is preferred that described high pressure filter bottom is provided with soil pipe.
In above-mentioned technical proposal, it is preferred that be additionally provided with armored cassette in described integrated skid structure.
The present apparatus is a kind of filling pressure regulation measurement one LNG sleds, and whole skid-mounted device integrated level is high, under limited space
The loop of layout whole device as rational as possible.The present apparatus has two performance loops, and each performance loop can be independent
Carry out filling pressure regulation measurement work, can also carry out simultaneously so that the efficiency of the present apparatus is significantly improved, at the same two loops it
Between be additionally provided with connecting tube, once some performance loop goes wrong, can change at once will not allow whole device to stop work, increase
Serious forgiveness.
Compared with prior art, this equipment filling pressure regulation measurement Integral design, installs simple, rational in infrastructure, easy to operate,
Filling is accurate, pressure regulation is accurate, measurement is accurate, and integrated level is high, and floor space is small, safe and reliable.
Brief description of the drawings
Fig. 1 is the utility model schematic perspective view.
Fig. 2 is the utility model flowmeter system schematic diagram.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of automation LNG filling decompression units, including integrated skid structure 1, described integrated sled
Assembling structure 1 includes several main horizontal frame bars 11 and the vertical frame bar 12 of several masters, and described main horizontal frame bar 11 and described master indulge frame
Bar 12 constitutes and several horizontal frame bars 13 of connection and the vertical frame bar 14 of several connections is provided with framework, described framework, described
Connect horizontal frame bar 13 and described connection is indulged and is provided with several vertical bars 16 on frame bar 14.
Frame is indulged in described main horizontal frame bar 11, the vertical frame bar 12 of described master, the described horizontal frame bar 13 of connection and described connection
All it is evenly arranged with several fixing holes 100 on bar 14, described main horizontal frame bar 11, described master indulge frame bar 12, described company
Connect horizontal frame bar 13 and described connection indulge the both sides of frame bar 14 be both provided with being provided with stator, described stator with it is described solid
Determine the spacing hole that hole 100 is engaged, described fixing hole 100 and the spacing hole are bolted.Described main horizontal frame bar
11st, the vertical frame bar 12 of described master, the described horizontal frame bar 13 of connection and the vertical frame bar 14 of described connection both pass through spacing hole and fixation
Hole 100 interfixes, because fixing hole 100 can indulge frame bar 12, described connection in described main horizontal frame bar 11, described master
Horizontal frame bar 13 and described connection, which are indulged, sets many on frame bar 14, then can carry out the assembling of any various structure sizes.Institute
The bottom of vertical bar 15 stated is provided with fixed socket, described fixed socket to be provided with connects horizontal frame bar 13 and described with described
The recess hole being engaged with the fixing hole 100 is provided with the fixed groove that the vertical frame bar 114 of connection is engaged, fixed groove,
Described recess hole and described fixing hole 100 are bolted.Similarly vertical bar 15 can also connect the horizontal He of frame bar 13
Arbitrarily installed on the vertical frame bar 14 of connection.It is additionally provided with described vertical bar 15 on vertical cross bar 16, described vertical cross bar 16
Be evenly arranged with several cross bar holes, the described top of vertical bar 15 be provided with vertical piece, described vertical piece be provided with
The vertical holes that the cross bar hole is engaged, described cross bar hole and described vertical holes are bolted.Similarly vertical cross bar
16 can also arbitrarily install in vertical bar 15.
Described main horizontal frame bar 11, described master indulge frame bar 12, described horizontal frame bar 13, described connection and indulge the and of frame bar 14
It is both provided with fixing on described vertical cross bar 16 on laminate 101, described fixation laminate 101 and is provided with equipment opening 102.So
Various components can indulge frame bar 12, described horizontal frame bar 13, described connection in described main horizontal frame bar 11, described master
Arbitrarily installed on vertical frame bar 14 and described vertical cross bar 16.Described main horizontal frame bar 11 and described master indulge also to be set on frame bar 12
Dismountable fixator 17 is equipped with, fixator 17 primarily serves the effect that whole integrated skid structure 1 is fixed on the ground.
This skid structure constitutes basic framework by leading vertical frame bar 12, main horizontal frame bar 11, and the size of basic framework can basis
Actual conditions are arbitrarily set.Then the vertical frame bar 14 of connection is set on the basis of basic framework, horizontal frame bar 13 and vertical bar is connected
15, the vertical frame bar 14 of connection, the horizontal frame bar 13 of connection, vertical bar 15 and vertical cross bar 16 are arbitrarily set also according to actual use situation,
And vertical frame bar 14, the horizontal frame bar 13 of connection, vertical bar 15 and vertical cross bar 16 is connected in actual use to be torn open at any time
Remove.After LNG sled service lifes expire, this skid structural demolition into various masters can be indulged frame bar 12, main horizontal frame bar 11, connection
Re-started after vertical frame bar 14, the horizontal frame bar 13 of connection, vertical bar 15 and vertical cross bar 16 using the new different size of assembled formation
Skid structure.
Two sets of filling pressure reducing circuits and blowdown piping, described integrated skid are provided with described integrated skid structure 1
Armored cassette 19 is additionally provided with structure 1.Described filling pressure reducing circuit includes high-pressure inlet header 21, the electrical heating being sequentially connected
Water-bath type heater 22, high pressure filter 23, one-level pressure regulator 24, second voltage regulation device 25, turbine flowmeter 26, the and of bellows 27
Three-level pressure regulator valve 28, the filling pressure reducing circuit described in two is connected with escape pipe 29 jointly.Described electric heating water bath heating
High-pressure pneumatic ball valve 41 is provided between device 22 and described high pressure filter 23.Set on described electric heating water bath heater
It is equipped with temperature sensor and bimetallic thermometer.The described bottom of high pressure filter 23 is provided with soil pipe 231.
Connecting tube 41, described emptying are provided between described second voltage regulation device 24 and described turbine flowmeter 25
Pipeline includes being also associated with first emptying branch pipe 32, second emptying branch pipe 33 and emptying on emptying supervisor 31, described emptying supervisor 31
Straight tube 34, described first emptying branch pipe 32 is arranged on the one-level pressure regulator 23 and described two on two filling pressure reducing circuits
Between level pressure regulator 24, switch corresponding with two filling pressure reducing circuits is respectively arranged with described first emptying branch pipe 32
Valve.Diffusion valve 43 and pressure sensor 44, described connecting tube 42 and described diffusion valve are provided with described connecting tube 42
The described second emptying branch pipe 33 of 43 connections, first switch valve is provided between described second voltage regulation device 25 and described connecting tube 42
45, it is provided with second switch valve 45 between described connecting tube 42 and described turbine flowmeter 26.Described one-level pressure regulator 24
The spring on spring loaded safety valve 47, two filling pressure reducing circuits is provided between described second voltage regulation device 25
The third emptying branch pipe 35 is provided between formula safety valve 47, the third described emptying branch pipe 35 connects described emptying supervisor 31.It is described
Filling pressure reducing circuit on be additionally provided with reserved straight tube 48, described reserved straight tube 48 is arranged on the described He of second voltage regulation device 25
26 between described turbine flowmeter.Pressure sensing is both provided with described high-pressure inlet header 21, described escape pipe 29
Device 44, pressure sensor 44 is also equipped between described one-level pressure regulator 24 and described second voltage regulation device 25.
It is provided between described turbine flowmeter 26 and described bellows 27 in loop pipe 51, described loop pipe 51
It is provided with switch valve 52, described bellows 27 and is provided with first controlling switch valve 53, described second voltage regulation device 25 and turbine
Second switch valve 46 is provided between flowmeter 26.Remote data transmission device 261, institute are provided with described turbine flowmeter 26
The two ends of turbine flowmeter 26 stated are additionally provided with fast connection interface.
In use, connect source of the gas and high-pressure inlet header 21 by discharge column 18, high-pressure inlet header 21, then gas lead to
Cross high-pressure inlet header 21 and enter electric heating water bath heater 22 and be changed into gaseous state from liquid, subsequently by high-pressure filteration
Device 23 goes out crude removal, and the dirt being removed can be discharged by soil pipe 231.Subsequently carry out one-level pressure regulator 24 and two grades of tune
Depressor 25, once pressure goes wrong, the valve that can be vented with manual unlocking first on branch pipe 32 is exhausted, or according to spring
Formula safety valve 47 is vented automatically.Pressure regulation enters turbine flowmeter 26 and carries out flow measurement after finishing, measurement is passed through again after terminating
Exported after crossing the pressure regulation of three-level pressure regulator valve 28 from escape pipe 29.The setting of connecting tube 42 primarily serves the work of regulation filling pressure reducing circuit
Make state, can just allow each regulation filling pressure reducing circuit to work independently or tandem working by connecting tube 42, once some
Performance loop goes wrong, and can change at once will not allow whole device to stop work, and add serious forgiveness, it is ensured that the peace of gas transmission
Entirely.Turbine flowmeter 26 also has single double loop simultaneously, and turbine flowmeter 26 is used alone for two-way when normally using.Need
Can be by loop pipe 51 by two equipment of turbine flowmeter 26 series connection progress series connection measurements, while being passed by teledata when wanting
Whether defeated device 261 can compare two measurement pipeline medium hour flow readings of turbine flowmeter 26 online consistent.If occurring
Reading has deviation, and any one turbine flowmeter 26 can be discharged by fast connection interface, goes to demarcation center to be demarcated, so as to sentence
Disconnected is the problem of which platform turbine flowmeter 26 has error in dipping.Substantially increase the facility of equipment in actual use
Property, also improve the feature of overall metering system.
Claims (8)
1. LNG filling decompression units are automated, including integrated skid structure（1）, described integrated skid structure（1）On be provided with two
Set filling pressure reducing circuit and blowdown piping, it is characterized in that, the high-pressure inlet that described filling pressure reducing circuit includes being sequentially connected converges
Pipe（21）, electric heating water bath heater（22）, high pressure filter（23）, one-level pressure regulator（24）, second voltage regulation device（25）, whirlpool
Flowmeters（26）, bellows（27）With three-level pressure regulator valve（28）, the filling pressure reducing circuit described in two is connected with outlet jointly
Pipe（29）, in described second voltage regulation device（25）With described turbine flowmeter（26）Between be provided with connecting tube（42）, it is described
Blowdown piping include emptying be responsible for（31）, described emptying supervisor（31）On be also associated with first emptying branch pipe（32）, second emptying
Branch pipe（33）With emptying straight tube（34）, described first emptying branch pipe（32）It is arranged on described one on two filling pressure reducing circuits
Level pressure regulator（24）With the second voltage regulation device（25）Between, described first emptying branch pipe（32）On be respectively arranged with and two institutes
State the corresponding switch valve of filling pressure reducing circuit, described connecting tube（42）On be provided with diffusion valve（43）, described connecting tube
（42）With described diffusion valve（43）The described second emptying branch pipe of connection（33）, described second voltage regulation device（25）With described company
Adapter（42）Between be provided with first switch valve（45）, described connecting tube（42）With described turbine flowmeter（26）Between set
There is second switch valve（46）.
2. automation LNG according to claim 1 fills decompression unit, it is characterized in that, described electric heating water bath heating
Device（22）With described high pressure filter（23）Between be provided with high-pressure pneumatic ball valve（41）.
3. automation LNG according to claim 1 fills decompression unit, it is characterized in that, described one-level pressure regulator（24）With
Described second voltage regulation device（25）Between be provided with spring loaded safety valve（47）, two bullets filled on pressure reducing circuits
Spring formula safety valve（47）Between be provided with the third emptying branch pipe（35）, described third emptying branch pipe（35）The described emptying supervisor of connection
（31）.
4. automation LNG according to claim 1 fills decompression unit, it is characterized in that, on described filling pressure reducing circuit also
It is provided with reserved straight tube（48）, described reserved straight tube（48）It is arranged on described second voltage regulation device（25）With described turbine flow
Gauge（26）Between.
5. automation LNG according to claim 1 fills decompression unit, it is characterized in that, described high-pressure inlet header（21）、
Described connecting tube（42）With described escape pipe（29）On be both provided with pressure sensor（44）, described one-level pressure regulator
（24）With described second voltage regulation device（25）Between be also equipped with pressure sensor（44）.
6. automation LNG according to claim 1 fills decompression unit, it is characterized in that, described electric heating water bath heating
Device（22）On be provided with temperature sensor and bimetallic thermometer.
7. automation LNG according to claim 1 fills decompression unit, it is characterized in that, described high pressure filter（23）Bottom
Portion is provided with soil pipe（231）.
8. automation LNG according to claim 1 fills decompression unit, it is characterized in that, described integrated skid structure（1）On
It is additionally provided with armored cassette（19）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087138.9U CN206617763U (en) | 2017-01-23 | 2017-01-23 | Automate LNG filling decompression units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087138.9U CN206617763U (en) | 2017-01-23 | 2017-01-23 | Automate LNG filling decompression units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206617763U true CN206617763U (en) | 2017-11-07 |
Family
ID=60230425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720087138.9U Expired - Fee Related CN206617763U (en) | 2017-01-23 | 2017-01-23 | Automate LNG filling decompression units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206617763U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692530A (en) * | 2020-05-19 | 2020-09-22 | 徐州华宝能源科技有限公司 | Natural gas pressure regulating skid-mounted device with multistage safety protection function |
| WO2023155275A1 (en) * | 2022-02-21 | 2023-08-24 | 烟台杰瑞石油装备技术有限公司 | Pressure regulating system and pressure regulating system control method |
-
2017
- 2017-01-23 CN CN201720087138.9U patent/CN206617763U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692530A (en) * | 2020-05-19 | 2020-09-22 | 徐州华宝能源科技有限公司 | Natural gas pressure regulating skid-mounted device with multistage safety protection function |
| CN111692530B (en) * | 2020-05-19 | 2021-09-03 | 徐州华宝能源科技有限公司 | Natural gas pressure regulating skid-mounted device with multistage safety protection function |
| WO2023155275A1 (en) * | 2022-02-21 | 2023-08-24 | 烟台杰瑞石油装备技术有限公司 | Pressure regulating system and pressure regulating system control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315000 Tonghui Road, Jiangbei District, Ningbo, Zhejiang Province, No. 777 Patentee after: Senges energy equipment (Ningbo) Co., Ltd. Address before: 315000 Tonghui Road, Jiangbei District, Ningbo, Zhejiang Province, No. 777 Patentee before: SAMGAS TRANSMISSION & DISTRIBUTION EQUIPMENTS (NINGBO) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20210123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |