CN110094636A - A kind of shipment or the flow measuring system that unloads - Google Patents
A kind of shipment or the flow measuring system that unloads Download PDFInfo
- Publication number
- CN110094636A CN110094636A CN201910405277.5A CN201910405277A CN110094636A CN 110094636 A CN110094636 A CN 110094636A CN 201910405277 A CN201910405277 A CN 201910405277A CN 110094636 A CN110094636 A CN 110094636A
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- Prior art keywords
- gas
- liquid
- valve
- liquid separator
- shipment
- 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.)
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- 239000007788 liquid Substances 0.000 claims abstract description 123
- 239000000463 material Substances 0.000 claims abstract description 25
- 230000001105 regulatory effect Effects 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 238000000926 separation method Methods 0.000 claims abstract description 9
- 230000001276 controlling effect Effects 0.000 claims abstract description 6
- 238000005259 measurement Methods 0.000 claims description 23
- 238000003860 storage Methods 0.000 claims description 10
- 238000010926 purge Methods 0.000 claims description 8
- 230000002000 scavenging effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 25
- 230000008569 process Effects 0.000 abstract description 13
- 239000007789 gas Substances 0.000 description 41
- 239000012530 fluid Substances 0.000 description 33
- 238000010586 diagram Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 239000011344 liquid material Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/14—Conveying liquids or viscous products by pumping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/18—Arrangements for supervising or controlling working operations for measuring the quantity of conveyed product
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a kind of shipment or Metering systems, it is characterized in that, including the gas-liquid separator for carrying out gas-liquid separation to material, for adjusting the regulating valve of gas-liquid separator discharging flow, for detecting the coriolis mass flowmeters of mass flow of materials and density in gas-liquid separator discharging pipeline, for controlling the counterbalance valve for measuring loine pressure in gas-liquid separator and coriolis mass flowmeters, liquid delivery pump for material to be conveyed to be delivered in gas-liquid separator and the gas collecting apparatus for being used to collect the gas generated in gas-liquid separator.Shipment provided by the invention or Metering system structure are simple, using Self-operated pressure control valve as system back pressure valve, for air separator after process gas is isolated in realization, container and pipeline remain setting pressure or more, realize that metering pipeline Quick air-discharge, metering precision are high.
Description
Technical field
The present invention relates to a kind of shipment or unloading flow measuring systems, and in particular to one kind unloads or fills for large fluid
The flowmeter measuring system of ship metering is unloading or is loading onto ship process accurate measurement to shipping fluid to realize, belonging to flow survey
Measure field of instrumentation technology.
Background technique
In field of liquid flow measurement, handshaking especially is being transported to large liquid material such as oil product, chemicals, by
It is big in handover quantity, generally metering directly can not be realized using traditional weighing method.
After shipping to bank, liquid material is unloaded and is attached to storage tank process, since the process conditions of unloading materials limit, especially
It is the salvage stores sweeping process in cabin, easily entrains gas, forms the two-phase fluid that gas and liquid coexist, use stream
When the two-phase fluid that flowmeter measurement gas and liquid coexist, the gas (bubble) in liquid will affect the accuracy of measurement, or even lead
Cause flowmeter cisco unity malfunction.
Most of harbours for the method for large liquid material to bank Metering still use storage tank dipping measure or with
The mode of cabin dipping is completed, and the metered method of this method and many factors influence, and measuring accuracy is not able to satisfy client to height
The requirement of precision metering.
During the shipment of large liquid, since bulk gas may also be brought in pipeline and storage tank into, gas and liquid are formed
The two-phase fluid that body coexists influences flow measurement accuracy of measurement.
Large liquid meter is joined, using flowmeter as metering outfit at present is more accurate and general side
Method.It unloads and applies for large liquid, in order to meet the technique requirement of flowmeter measurement, there is the method using intermediate air separator,
Such as the Chinese patent of Publication No. CN201110135308.3, the Chinese patent of CN2476797Y, by using increase air separator
Method realize the gas separation brought into technical process and discharge line, make the liquid measured by flowmeter without gas phase,
To keep flowmeter measurement accurate.
The method that flowmeter stably measured is realized for using air separator, due to the volume and exhaust capacity of equipment of cooling down
Limitation, when measured medium air content is big, operate flow it is big when, flow through still may be brought into the liquid of flowmeter it is more
Gas influences the accurate measurement of flowmeter.Or the limitation of in-site installation space, volume and the land occupation for needing to reduce equipment of cooling down are empty
Between, keep pipeline more compact and efficient.
For entirely conveying in process, receiving tank liquid level is lower or shipment, entrucking process, due to end pipeline and
Storage tank does not have enough liquid levels to provide back pressure, will lead to gas that gas-liquid separator separates go out can not discharge line to gas collection dress
It sets, assembles gas in gas-liquid separator largely, liquid level reduces, and the gas being unfavorable in air containing fluid efficiently separates, and reduces gas
The working efficiency of liquid/gas separator.
It solves also to have in the measurement method of gassiness fluid and be arranged by pipeline, increase the modes such as valve, such as United States Patent (USP)
US6471487B2 describes one kind without using gas-liquid separator, by the way of control delivery pump and the switching of flowmeter late gate
To realize to by the accurate measurement of trandfer fluid.A controllable three-way valve has been used in the patent, utilizes mass flow
The fluid density that flows through of meter measurement, by density judgement flow through flowmeter liquid whether gassiness, if gassiness fluid is through overcurrent
Meter then returns to material container by three-way switch valve goalkeeper fluid.Although being flowed through in flowmeter containing air-flow in this way, can guarantee
When body, Matter Transfer is returned into material container, and do not measure, only in the gas-free condition of material for flowing through flowmeter,
Switch fluid to target container, and measure the quantity of conveying material, but this method increasing after flowmeter returns to
The pipeline of material container applies trade transaction etc., is easy to cause dispute.Once moreover, containing gas in process fluid always
Body may cause by patented method and the control valve after flowmeter be in the position for returning to material container always, and possibly can not be complete
It is conveyed at the handover of material.
Summary of the invention
The technical problems to be solved by the present invention are: measurement method of the existing unloading flow measuring system for gassiness fluid
The problem of pipeline arrangement is complicated, cannot achieve effective gas-liquid separation and is vented and accurately measures.
To solve the above-mentioned problems, the present invention provides a kind of shipment or Metering systems characterized by comprising
For carrying out the gas-liquid separator of gas-liquid separation to material;
For adjusting the regulating valve of gas-liquid separator discharging flow;
For detecting the coriolis mass flowmeters of mass flow of materials and density in gas-liquid separator discharging pipeline;
For controlling the counterbalance valve for measuring loine pressure in gas-liquid separator and coriolis mass flowmeters;
Liquid delivery pump for being delivered to material to be conveyed in gas-liquid separator;
For collecting the gas collecting apparatus of the gas generated in gas-liquid separator.
It preferably, further include for controlling exhaust valve that gas in gas-liquid separator discharges and for detecting gas-liquid separator
The liquid level detecting switch of interior liquid level.
It preferably, further include for receiving coriolis mass flowmeters density signal and liquid level detecting switch liquid level letter
Number, control to adjust the controller of valve and exhaust valve.
Preferably, the counterbalance valve uses Self-operated pressure control valve.
It is highly preferred that the Self-operated pressure control valve is equipped with Self-operated pressure control valve pressure guiding pipe and control pressure is set
It sets the tone regulating device.
Preferably, further include for purge storage tank charging or discharging pipeline scavenging pipeline.
It is highly preferred that further including the purging valve for switching scavenging pipeline.
Preferably, the regulating valve is electric and pneumatic formula control valve.
Shipment provided by the invention or Metering system structure are simple, are carried on the back using Self-operated pressure control valve as system
Pressure valve, for air separator after process gas is isolated in realization, container and pipeline remain setting pressure or more, realize metering pipeline
Quick air-discharge, metering precision are high.
Detailed description of the invention
Fig. 1 is the schematic diagram of shipment or unloading flow measuring system provided by the invention;
Fig. 2 is the schematic diagram of self force type control valve;
Fig. 3 is electric drawings of the invention;
Fig. 4 be coriolis mass flow meter measurement not air containing fluid density when schematic diagram;
Schematic diagram when Fig. 5 is coriolis mass flow meter measurement air containing fluid density.
Specific embodiment
In order to make the present invention more obvious and understandable, hereby with preferred embodiment, and attached drawing is cooperated to be described in detail below.
Embodiment
As shown in Figs. 1-5, a kind of shipment provided in this embodiment or unloading flow measuring system comprising for adjusting gas
The regulating valve 6 of 1 discharging flow of liquid/gas separator, in the section of mass flow of materials and density in the discharging pipeline of gas-liquid separator 1
Benefit mass flowmenter 3 difficult to understand measures the counterbalance valve of loine pressure for adjusting gas-liquid separator 1 and coriolis mass flowmeters 3
5, the liquid for carrying out the gas-liquid separator 1 of gas-liquid separation to material, for being delivered to material to be conveyed in gas-liquid separator 1
Body delivery pump 4, for collecting the gas collecting apparatus 9 of the gas generated in gas-liquid separator 1, for purging the charging of storage tank 10 or discharging
The scavenging pipeline of pipeline, the pipeline for switching scavenging pipeline purge valve 12, discharge for controlling gas in gas-liquid separator 1
Exhaust valve 7 and liquid level detecting switch 8 for detecting liquid level in gas-liquid separator 1.Coriolis mass flowmeters 3 carry matter
Measure flow measurement buret 16 and mass flowmenter transmitter 15.Fig. 4,5 are respectively coriolis mass flow meter measurement not gassiness
Schematic diagram when fluid density, air containing fluid density, the flow direction of material when arrow is measurement in figure.Regulating valve 6, quality stream
Meter transmitter 15, liquid level detecting switch 8 and exhaust valve 7 are connect with controller 2.
The counterbalance valve 5 uses Self-operated pressure control valve.Self-operated pressure control valve is controlled equipped with Self-operated pressure
Valve pressure guiding pipe 13 and control pressure set regulating device 14.The impulse pipeline 13 of counterbalance valve 5 is arranged in valve inlet pipeline, will carry on the back
5 arrival end of pressure valve, i.e. the export pipeline pressure of coriolis mass flowmeters 3 introduce pressure and set regulating device 14, work as back pressure
When 5 inlet port pressure of valve is lower than setting operation pressure, counterbalance valve 5 is in close state;It is set when 5 inlet port pressure of counterbalance valve is higher than
When determining operating pressure, valve is opened.Pipeline back pressure is measured to gas-liquid separator 1 and coriolis mass flowmeters 3 to realize
Effect, when operating pressure is lower than setting pressure, fluid does not pass through counterbalance valve 5, i.e., not by coriolis mass flowmeters 3, no
Metering can be generated, is conducive to pipeline exhaust at this time.When arrow is that Self-operated pressure control valve works in Fig. 2, the flowing side of material
To.
The regulating valve 6 is electric and pneumatic formula control valve.
Ship time is unloaded, the transported liquid in transport cabin 11 is conveyed by liquid delivery pump 4, enters gas by pipeline
Then liquid/gas separator 1 is measured by coriolis mass flowmeters 3, using being installed on 3 downstream of coriolis mass flowmeters
Counterbalance valve 5, using regulating valve 6, finally by process Pipeline transport to storage tank 10.For transported liquid, exist first
Pass through gas-liquid separation in gas-liquid separator 1, after liquid enters gas-liquid separator 1, liquids and gases separation, liquid accumulation is in gas
The lower section of liquid/gas separator 1, air accumulation is in the top of gas-liquid separator 1, when 1 top of gas-liquid separator constantly aggregation gas, liquid
Position will decline, and when liquid level drops below the position of liquid level detecting switch 8, liquid-level switch 8 detects liquid level in gas-liquid separator
Variation, signal is fed back into controller 2, controller 2 sends signal, and exhaust valve 7 is opened, and gas-liquid separator starts to be vented, this
When gas-liquid separator internal upper part gas reduce, liquid level begins to ramp up, after liquid level is higher than the position of detection switch 8, liquid-level switch 8
Signal is fed back to controller 2 again, controller 2 sends control signal by preset program, closes exhaust valve 7, realizes gas-liquid
Liquid level and exhaust in separator 1.
13 entrance of Self-operated pressure control valve pressure guiding pipe of counterbalance valve 5 counterbalance valve 5 arrival end, by arrival end fluid pressure
Power imports pressure control adjusting device 14, and pressure control adjusting device 14 can need operating pressure accurate in advance by pipe-line system
Cracking pressure is set, when 13 pressure of Self-operated pressure control valve pressure guiding pipe of 5 front end of counterbalance valve is lower than pressure is preset, back
Pressure valve 5 is in close state, and transported fluid is flowed out without going past pipeline, i.e. fluid in coriolis mass flowmeters at this time
It remaining static, is flowed out without material, pipeline front end air separator 1 is still within working condition at this time, when gassiness in fluid,
Gas-liquid separator 1 separates the gas in fluid, and pressure, which will be not less than, in gas-liquid separator 1 presets pressure, gas-liquid separation
Pressure in device 1 can make gas be discharged fast into gas collecting apparatus 9.It is set by the preset pressure regulating device 14 of counterbalance valve 5
Operating pressure keeps forming enough differential pressures between 1 container inner pressure of gas-liquid separator and gas collecting apparatus 10, meets gas-liquid
The requirement of separator exhaust system exhaust velocity.
Pipeline is equipped with pipeline and purges valve 12 between 1 liquid outlet of gas-liquid separator and coriolis mass flowmeters 3,
Valve 12 can be purged by pipeline to purge the liquid in system pipeline and gas-liquid separator 1 after the completion of operation, also
Valve 12 can be purged by pipeline, access standard pressure generator, inspection is completed to the pressure-regulating device of counterbalance valve 5 in operating system
Survey and adjust operating pressure.
For transported fluid, when flowing through coriolis mass flowmeters 3, coriolis mass flowmeters 3 pass through
The vibration of mass flow meter measurement pipe 16 measures the mass flow of fluid, while can measure in mass flow meter measurement pipe 16
Real-time density.
When the liquid air content of conveying is larger, it is not completely segregated by the gas in the liquid of gas-liquid separator 1,
When flowing through coriolis mass flowmeters 3, in liquid in a liquid containing gas dispersion, Coriolis mass flow can be flowed through
Average fluid density in the mass flow meter measurement pipe 16 of meter 3 reduces.Coriolis mass flowmeters 3 detect that density is
The real-time averag density of liquid of mass flow meter measurement pipe 16 is flowed through, the density is related to air content in liquid, gassiness in liquid
Amount is bigger, and the real-time density detected is smaller, conversely, air content is smaller in liquid, the density detected is closer to the true of liquid
Real density.
By setting tested quantity of fluid normal operating density value to controller 2, what coriolis mass flowmeters detected
The real-time density signal is transferred to controller 2 by real-time density, and the real-time density by detecting and preset liquid are just
Normal operational densities compare, it can be determined that air content in liquid, and can extrapolate whether efficiency of cooling down meets Coriolis mass
Flowmeter measurement request.
Air content in fluid is calculated for the density that coriolis mass flowmeters 3 measure, it is pre- when reaching controller
When first setting value, signal is sent by controller 2,6 aperture of regulating valve in downstream is reduced, to reduce operation flow.For
Gas-liquid separator 1 can make fluid stop the longer time in air separator container, make in liquid after operating flow reduction
More gases are separated, and gas collecting apparatus 9 are discharged to by exhaust valve 7, in the liquid for flowing through coriolis mass flowmeters 3
Air content reduces.When the fluid air content in the mass flow meter measurement pipe 16 for flowing through coriolis mass flowmeters 3 reduces,
The density that coriolis mass flowmeters 3 measure can increase, and when not gassiness, the density measured is tested with preset
Quantity of fluid consistent in density, in this process, controller 2 can be by the aperture of control Signal Regulation regulating valve 6, until regulating valve 6
Standard-sized sheet.
The controller 2 of control by to(for) regulating valve 6 is sucked in Pipeline transport liquid process when by liquid delivery pump 4
Fluid when being gas entirely, the variable density detected by coriolis mass flowmeters 3, controller 2 controls the tune in downstream
It saves valve 6 to close, can prevent from entering downstream process pipeline and storage tank 10 by the sucking air of liquid delivery pump 4.
Liquid delivery pump 4 for that need only connect, the discharge port of regulating valve 6 when loading onto ship by above-mentioned metering system with storage tank 10
It is connected to transport cabin 11, the conveying direction of material is constant in the pipeline of the metering system.
Claims (8)
1. a kind of shipment or Metering system characterized by comprising
For carrying out the gas-liquid separator (1) of gas-liquid separation to material;
For adjusting the regulating valve (6) of gas-liquid separator (1) discharging flow;
For detecting the coriolis mass flowmeters (3) of mass flow of materials and density in gas-liquid separator (1) discharging pipeline;
For controlling the counterbalance valve (5) of measurement loine pressure in gas-liquid separator (1) and coriolis mass flowmeters (3);
Liquid delivery pump (4) for being delivered to material to be conveyed in gas-liquid separator (1);
For collecting the gas collecting apparatus (9) of the gas generated in gas-liquid separator (1).
2. shipment as described in claim 1 or Metering system, which is characterized in that further include for controlling gas-liquid separator
(1) exhaust valve (7) of interior gas discharge and the liquid level detecting switch (8) for detecting gas-liquid separator (1) interior liquid level.
3. shipment as described in claim 1 or Metering system, which is characterized in that further include for receiving Coriolis matter
Flowmeter (3) density signal and liquid level detecting switch (8) liquid level signal are measured, the control of valve (6) and exhaust valve (7) is controlled to adjust
Device (2).
4. shipment as described in claim 1 or Metering system, which is characterized in that the counterbalance valve (5) uses self-operated type
Pressure-control valve.
5. shipment as claimed in claim 4 or Metering system, which is characterized in that set on the Self-operated pressure control valve
There are Self-operated pressure control valve pressure guiding pipe (13) and control pressure setting regulating device (14).
6. shipment as described in claim 1 or Metering system, which is characterized in that further include for purge storage tank (10) into
The scavenging pipeline of material or discharging pipeline.
7. shipment as claimed in claim 2 or Metering system, which is characterized in that further include for switching scavenging pipeline
It purges valve (12).
8. shipment as described in claim 1 or Metering system, which is characterized in that the regulating valve (6) is electronic or gas
Dynamic formula control valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910405277.5A CN110094636A (en) | 2019-05-16 | 2019-05-16 | A kind of shipment or the flow measuring system that unloads |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910405277.5A CN110094636A (en) | 2019-05-16 | 2019-05-16 | A kind of shipment or the flow measuring system that unloads |
Publications (1)
Publication Number | Publication Date |
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CN110094636A true CN110094636A (en) | 2019-08-06 |
Family
ID=67448218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910405277.5A Withdrawn CN110094636A (en) | 2019-05-16 | 2019-05-16 | A kind of shipment or the flow measuring system that unloads |
Country Status (1)
Country | Link |
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CN (1) | CN110094636A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111707307A (en) * | 2020-05-06 | 2020-09-25 | 杭州传化智能制造科技有限公司 | Method, device and system for monitoring movement of pipeline material and computer equipment |
CN113899431A (en) * | 2021-09-07 | 2022-01-07 | 上海裕凡实业有限公司 | Mobile flow online calibration system |
CN116045214A (en) * | 2023-04-03 | 2023-05-02 | 南京荣晟自动化设备有限公司 | Tank wagon metering unloading pry and use method thereof |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1500203A (en) * | 2001-01-31 | 2004-05-26 | 微动公司 | Fluid delivery system |
WO2015165468A1 (en) * | 2014-04-28 | 2015-11-05 | A.P. Møller - Mærsk A/S | A system and method for measuring the amount of fuel delivered in a bunkering operation |
CN106289428A (en) * | 2015-05-12 | 2017-01-04 | 吉林大学 | Cool down device and metering system |
CN207717172U (en) * | 2018-01-31 | 2018-08-10 | 锦州中科制管有限公司 | A kind of aperture measurement of gas flow device |
CN210241192U (en) * | 2019-05-16 | 2020-04-03 | 上海裕凡实业有限公司 | Loading or unloading flow metering system |
-
2019
- 2019-05-16 CN CN201910405277.5A patent/CN110094636A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1500203A (en) * | 2001-01-31 | 2004-05-26 | 微动公司 | Fluid delivery system |
WO2015165468A1 (en) * | 2014-04-28 | 2015-11-05 | A.P. Møller - Mærsk A/S | A system and method for measuring the amount of fuel delivered in a bunkering operation |
CN106289428A (en) * | 2015-05-12 | 2017-01-04 | 吉林大学 | Cool down device and metering system |
CN207717172U (en) * | 2018-01-31 | 2018-08-10 | 锦州中科制管有限公司 | A kind of aperture measurement of gas flow device |
CN210241192U (en) * | 2019-05-16 | 2020-04-03 | 上海裕凡实业有限公司 | Loading or unloading flow metering system |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111707307A (en) * | 2020-05-06 | 2020-09-25 | 杭州传化智能制造科技有限公司 | Method, device and system for monitoring movement of pipeline material and computer equipment |
CN113899431A (en) * | 2021-09-07 | 2022-01-07 | 上海裕凡实业有限公司 | Mobile flow online calibration system |
CN116045214A (en) * | 2023-04-03 | 2023-05-02 | 南京荣晟自动化设备有限公司 | Tank wagon metering unloading pry and use method thereof |
CN116045214B (en) * | 2023-04-03 | 2023-06-02 | 南京荣晟自动化设备有限公司 | Tank wagon metering unloading pry and use method thereof |
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Application publication date: 20190806 |
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