CN106643943A - Intelligent crude oil metering system - Google Patents

Intelligent crude oil metering system Download PDF

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Publication number
CN106643943A
CN106643943A CN201710086877.0A CN201710086877A CN106643943A CN 106643943 A CN106643943 A CN 106643943A CN 201710086877 A CN201710086877 A CN 201710086877A CN 106643943 A CN106643943 A CN 106643943A
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CN
China
Prior art keywords
crude oil
unit
mass flowmenter
metering
outlet
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
Application number
CN201710086877.0A
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Chinese (zh)
Inventor
桑立强
潘加贵
屈海宁
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.)
Nanjing Tianti Automation Equipment Co ltd
China Petroleum and Chemical Corp
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Nanjing Tianti Automation Equipment 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.)
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Publication date
Application filed by Nanjing Tianti Automation Equipment Co Ltd filed Critical Nanjing Tianti Automation Equipment Co Ltd
Priority to CN201710086877.0A priority Critical patent/CN106643943A/en
Publication of CN106643943A publication Critical patent/CN106643943A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76Devices for measuring mass flow of a fluid or a fluent solid material
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26Oils; Viscous liquids; Paints; Inks
    • G01N33/28Oils, i.e. hydrocarbon liquids
    • G01N33/2823Raw oil, drilling fluid or polyphasic mixtures

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Medicinal Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention discloses an intelligent crude oil metering system. The intelligent crude oil metering system comprises a system inlet, a crude oil flow metering unit, a crude oil water content online analysis unit, a crude oil online automatic sampling unit, a PLC control unit and a system outlet. The system inlet, the crude oil flow metering unit, the crude oil water content online analysis unit, the crude oil online automatic sampling unit and the system outlet are sequentially connected. The crude oil flow metering unit, the crude oil water content online analysis unit and the crude oil online automatic sampling unit are connected with the PLC control unit. An inlet stop valve is arranged at the system inlet, and an outlet stop valve is arranged at the system outlet. The intelligent crude oil metering system has the effects that the metering efficiency and intelligence of a crude oil product can be greatly improved, and the crude oil metering cost is lowered; meanwhile, human factors in the artificial sampling measuring process can be reduced, and the accuracy and stability of the metering process can be improved.

Description

Crude oil intelligent measuring system
Technical field
The present invention relates to crude quality field of measuring techniques, more particularly to crude oil intelligent measuring system.
Background technology
It is related to multiple Testing index, crude oil water content etc., traditional crude oil in crude oil products quality management and checkout procedure The metering of the various indexs of product is all that, by manual sampling measurement Law, efficiency is low, and impact and the real-time of human factor Difference, the degree of accuracy is low, and stability is poor, therefore cannot meet the demand of modern metering, how to improve crude oil products mass measurement Efficiency, the human factor for reducing manual sampling and measurement, the accuracy for improving metering process are crude oil products mass metrology necks Domain problem in urgent need to solve.
The content of the invention
According to an aspect of the invention, there is provided crude oil intelligent measuring system, including the metering of system entry, oil flow Unit, crude oil water content on-line analysis unit, the on-line automatic sampling unit of crude oil, PLC control unit and system outlet,
System entry, oil flow metering unit, crude oil water content on-line analysis unit, the on-line automatic sampling unit of crude oil It is sequentially connected with system outlet;
Oil flow metering unit, crude oil water content on-line analysis unit, the on-line automatic sampling unit of crude oil are controlled with PLC Unit processed is connected;
System entrance is provided with entrance stop valve, and outlet stop valve is provided with system outlet.
Above-mentioned crude oil intelligent measuring system, system entry and system outlet are both connected on the Trunk Line of crude oil, crude oil master Pipeline and Trunk Line stop valve is provided with, when need to carry out initial quality and detecting, opens Trunk Line stop valve, crude oil is by system entry Being flowed into oil flow metering unit carries out the metering of flow indicator, then passes to carry out crude oil at crude oil water content analyzer to contain The metering of water rate, carries out afterwards the on-line automatic sampling of crude oil, and afterwards crude oil is flow back in crude oil Trunk Line by system outlet.Realize The metering of the indexs such as flow, the moisture content to crude oil and complete the automatic sampling to crude oil.
In some embodiments, oil flow metering unit include the first mass flowmenter, the second mass flowmenter, the Three mass flowmenters and the 4th mass flowmenter, the 4th mass flow is calculated as high accuracy golden watch, the first mass flowmenter, the second matter Amount flowmeter and the 3rd mass flowmenter be arbitrarily between the two and connect, the first mass flowmenter, the second mass flowmenter and 3rd mass flowmenter is connected with the 4th mass flowmenter.Its advantage is that metering system is divided into 4 tunnels metering branch road, Each flowmeter is and measure all the way branch road, and the 4th mass flow is calculated as high accuracy golden watch, and metering is more accurate, alternately Metering branch road, can be to concatenate, for the first matter with the first mass flowmenter, the second mass flowmenter and the 3rd mass flowmenter Amount flowmeter, the second mass flowmenter and the 3rd mass flowmenter carry out online actual flow calibration, and the setting causes the metering of flow Degree of accuracy height, good stability, detection and other effects of being easy to safeguard and trace to the source.
In some embodiments, crude oil intelligent measuring system, also including crude oil row zero and mass flowmenter cleaning unit, Crude oil row zero and mass flowmenter cleaning unit include that crude oil arranges zero pipeline and mass flowmenter detergent line, the first mass flow Meter, the second mass flowmenter, the 3rd mass flowmenter, the 4th mass flowmenter and crude oil water content on-line analysis unit with original Oil row zero and mass flowmenter cleaning unit are connected.Its advantage is that crude oil row zero and mass flowmenter cleaning unit are realized Crude oil row zero and the cleaning to oil flow metering unit to whole system so that crude oil measurement unit more lasting stability Measured.
In some embodiments, crude oil intelligent measuring system also includes flow measurement house steward, oil flow metering unit One end be connected with system entry, oil flow metering unit the other end be connected with flow measurement house steward.Its advantage It is that 4 road branch roads of oil flow metering unit flow to flow measurement house steward after collecting, accurately to carry out moisture content index Measurement.
In some embodiments, the pipeline between crude oil water content on-line analysis unit and system outlet is provided with sampling Point and sampling reentry point, the two ends of the on-line automatic sampling unit of crude oil are connected respectively by metal hose with sample point and reentry point Connect, valve is equipped with metal hose.Its advantage is that the on-line automatic sampling unit of crude oil completes on-line automatic sampling, no Other crude oil are affected to flow back out system outlet.
In some embodiments, crude oil intelligent measuring system also includes operating platform and steel structure frame, oil flow Metering units, crude oil water content on-line analysis unit, the on-line automatic sampling unit of crude oil and PLC control unit are respectively positioned on steel construction On framework, operating platform is connected to steel structure frame top.Its advantage is that the most of of the crude oil intelligent measuring system examines Survey metering units to be fixed on steel structure frame, more consolidate, it is ensured that the accurate of the measurement of system unit is determined.
In some embodiments, mass flowmenter cleaning unit include cleaning fluid tank, cleaning liquid pump, filter washing water inlet and Rinse liquid outlet, the two ends for cleaning liquid pump connect respectively filter washing water inlet and cleaning fluid tank, cleaning fluid tank and rinse liquid outlet phase Even, filter washing water inlet, oil flow metering unit and rinse liquid outlet are sequentially connected and connect.Its advantage is that cleaning liquid pump will Cleaning fluid in cleaning fluid tank is pumped out, and is flowed into oil flow by filter washing water inlet and is measured unit, to each flowmeter and relevant tube Road is cleaned, to guarantee the Stability and veracity of the result for carrying out oil flow metering every time.
The present invention can greatly improve measurement efficiency and the intellectuality of crude oil products, reduce the cost of crude oil measurement, together When can also reduce human factor in manual sampling measurement process, improve the Stability and veracity of metering process.
Description of the drawings
Fig. 1 is the planar structure schematic diagram of the crude oil intelligent measuring system of an embodiment of the present invention;
Fig. 2 is the dimensional structure diagram of crude oil intelligent measuring system shown in Fig. 1;
Fig. 3 is the part schematic flow sheet of the crude oil intelligent measuring system of an embodiment of the present invention;
Fig. 4 is the part schematic flow sheet of the crude oil intelligent measuring system of an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is further detailed explanation.
Fig. 1-Fig. 4 show schematically show a kind of crude oil intelligent measuring system of embodiment of the invention.As schemed Shown, the crude oil intelligent measuring system includes system entry 1, oil flow metering unit 2, crude oil water content on-line analysis unit 3rd, the on-line automatic sampling unit 4 of crude oil, PLC control unit 5 and system outlet 6,
System entry 1, oil flow metering unit 2, the on-line automatic sampling of crude oil water content on-line analysis unit 3, crude oil Unit 4 and system outlet 6 are sequentially connected;
Oil flow metering unit 2, the on-line automatic sampling unit 4 of crude oil water content on-line analysis unit 3, crude oil with PLC control unit 5 is connected;
Entrance stop valve 7 is provided with system entry 1, outlet stop valve 12 is provided with system outlet 6.
Above-mentioned crude oil intelligent measuring system, system entry 1 and system outlet 6 are both connected on the Trunk Line 13 of crude oil, former Oily Trunk Line 13 and Trunk Line stop valve 14 is provided with, when need to carry out initial quality and detecting, opens Trunk Line stop valve 14, crude oil Being flowed into oil flow metering unit 2 by system entry 1 carries out the metering of flow indicator, then passes to crude oil water content analyzer Place carries out the metering of crude oil water content, and the on-line automatic sampling of crude oil is carried out afterwards, and afterwards crude oil flow back into crude oil by system outlet 6 In Trunk Line 13.Realize the metering of the indexs such as the flow to crude oil, moisture content and complete the automatic sampling to crude oil.
Oil flow metering unit 2 includes the first mass flowmenter 21, the second mass flowmenter 22, the 3rd mass flowmenter 23 and the 4th mass flowmenter 24, the 4th mass flowmenter 24 is high accuracy golden watch, the first mass flowmenter 21, the second quality stream The mass flowmenter 23 of gauge 22 and the 3rd is arbitrarily between the two and connects, the first mass flowmenter 21, the second mass flowmenter 22 and the 3rd mass flowmenter 23 be connected with the 4th mass flowmenter 24.Metering system is divided into 4 tunnels metering branch road, each Flowmeter is and measure all the way branch road, and the 4th mass flowmenter 24 is high accuracy golden watch, and metering more accurately, is alternately measured Branch road, can be to concatenate, for first with the first mass flowmenter 21, the second mass flowmenter 22 and the 3rd mass flowmenter 23 Mass flowmenter 21, the second mass flowmenter 22 and the 3rd mass flowmenter 23 carry out online actual flow calibration, and the setting causes stream The accuracy of measuring height of amount, good stability, it is easy to detection and other effects of safeguarding and trace to the source.
Crude oil intelligent measuring system, also including crude oil row zero and mass flowmenter cleaning unit 8, crude oil arranges zero and quality stream Gauge cleaning unit 8 includes that crude oil arranges zero pipeline and mass flowmenter detergent line, the first mass flowmenter 21, the second quality stream Gauge 22, the 3rd mass flowmenter 23, the 4th mass flowmenter 24 and crude oil water content on-line analysis unit 3 arrange zero with crude oil And mass flowmenter cleaning unit 8 is connected.Crude oil row zero and mass flowmenter cleaning unit 8 realize that the crude oil to whole system is arranged Zero and to oil flow measure unit 2 cleaning so that the carrying out of crude oil measurement unit more lasting stability is measured.
Crude oil intelligent measuring system also includes flow measurement house steward 9, one end of oil flow metering unit 2 and system entry 1 connection, the other end of oil flow metering unit 2 is connected with flow measurement house steward 9.4 tunnels of oil flow metering unit 2 Road flow to flow measurement house steward 9 after collecting, so as to the measurement for accurately carrying out moisture content index.
Pipeline between crude oil water content on-line analysis unit 3 and system outlet 6 is provided with sample point and sampling reentry point, The two ends of the on-line automatic sampling unit 4 of crude oil are connected respectively by metal hose 41 with sample point and reentry point, metal hose Valve is equipped with 41.The on-line automatic sampling unit 4 of crude oil completes on-line automatic sampling, does not affect other crude oil to return outflow system Outlet 6.
Crude oil intelligent measuring system also includes operating platform 10 and steel structure frame 11, oil flow metering unit 2, crude oil The on-line automatic sampling unit 4 of moisture content on-line analysis unit 3, crude oil and PLC control unit 5 are respectively positioned on steel structure frame 11, Operating platform 10 is connected to the top of steel structure frame 11.Most of detection metering units of the crude oil intelligent measuring system are fixed on On steel structure frame 11, more consolidate, it is ensured that the accurate of the measurement of system unit is determined.
Mass flowmenter cleaning unit includes cleaning fluid tank 81, cleaning liquid pump 82, filter washing water inlet 83 and rinse liquid outlet 84, the two ends for cleaning liquid pump 82 connect respectively filter washing water inlet 83 and cleaning fluid tank 81, cleaning fluid tank 81 and rinse liquid outlet 84 It is connected, filter washing water inlet 83, oil flow metering unit 2 and rinse liquid outlet 84 are sequentially connected and connect.Cleaning liquid pump 82 will be cleaned Cleaning liquid pump 82 in liquid case 81 goes out, and flows into oil flow by filter washing water inlet 83 and measures unit 2, to each flowmeter and correlation Pipeline is cleaned, to guarantee the Stability and veracity of the result for carrying out oil flow metering every time.

Claims (7)

1. crude oil intelligent measuring system, it is characterised in that contain including system entry (1), oil flow metering unit (2), crude oil Water rate on-line analysis unit (3), the on-line automatic sampling unit of crude oil (4), PLC control unit (5) and system outlet (6),
The system entry (1), oil flow metering unit (2), crude oil water content on-line analysis unit (3), crude oil are online certainly Dynamic sampling unit (4) and system outlet (6) are sequentially connected;
Oil flow metering unit (2), crude oil water content on-line analysis unit (3), the on-line automatic sampling unit of crude oil (4) It is connected with PLC control unit (5);
System entry (1) place is provided with entrance stop valve (7), and system outlet (6) place is provided with outlet stop valve (12).
2. crude oil intelligent measuring system according to claim 1, it is characterised in that oil flow metering unit (2) Including the first mass flowmenter (21), the second mass flowmenter (22), the 3rd mass flowmenter (23) and the 4th mass flowmenter (24), the 4th mass flowmenter (24) is high accuracy golden watch, first mass flowmenter (21), the second mass flowmenter (22) arbitrarily it is between the two and connects with the 3rd mass flowmenter (23), first mass flowmenter (21), the second mass Flowmeter (22) and the 3rd mass flowmenter (23) are connected with the 4th mass flowmenter (24).
3. crude oil intelligent measuring system according to claim 2, it is characterised in that also including crude oil row zero and mass flow Meter cleaning unit (8), the crude oil row zero and mass flowmenter cleaning unit (8) arrange zero location and mass flowmenter including crude oil Cleaning unit, first mass flowmenter (21), the second mass flowmenter (22), the 3rd mass flowmenter (23) and the 4th matter Amount flowmeter (24) is connected with crude oil row zero and mass flowmenter cleaning unit (8).
4. crude oil intelligent measuring system according to claim 3, it is characterised in that also including flow measurement house steward (9), institute The one end for stating oil flow metering unit (2) is connected with system entry (1), the other end of oil flow metering unit (2) It is connected with flow measurement house steward (9).
5. crude oil intelligent measuring system according to claim 4, it is characterised in that the crude oil water content on-line analysis list Pipeline between first (3) and system outlet (6) is provided with sample point and samples reentry point, the on-line automatic sampling unit of the crude oil (4) two ends are connected respectively by metal hose (41) with sample point and reentry point, are equipped with the metal hose (41) Valve.
6. crude oil intelligent measuring system according to claim 1, it is characterised in that also tie including operating platform (10) and steel Structure framework (11), oil flow metering unit (2), crude oil water content on-line analysis unit (3), the on-line automatic sampling of crude oil Unit (4) and PLC control unit (5) are respectively positioned on steel structure frame (11), and the operating platform (10) is connected to steel construction frame Frame (11) top.
7. crude oil intelligent measuring system according to claim 5, it is characterised in that the mass flowmenter cleaning unit bag Cleaning fluid tank (81), cleaning liquid pump (82), filter washing water inlet (83) and rinse liquid outlet (84) are included, cleaning liquid pump (82) Two ends connect respectively filter washing water inlet (83) and cleaning fluid tank (81), and cleaning fluid tank (81) is connected with rinse liquid outlet (84), clearly Wash liquor inlet (83), oil flow metering unit (2) and rinse liquid outlet (84) are sequentially connected and connect.
CN201710086877.0A 2017-02-17 2017-02-17 Intelligent crude oil metering system Pending CN106643943A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109174837A (en) * 2018-09-20 2019-01-11 中国石油化工股份有限公司 Crude quality flowmeter on-line cleaning device
CN116659630A (en) * 2023-07-27 2023-08-29 南京天梯自动化设备股份有限公司 Mass flowmeter standard meter on-line verification system based on Reynolds number compensation

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CN2704825Y (en) * 2004-05-31 2005-06-15 张东 Meter regulator for oil, vapour and water output
CN2783275Y (en) * 2005-04-15 2006-05-24 浙江大学 Three-phase flow continuous metering system for oil, gas and water with high water content
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CN103808763A (en) * 2012-11-09 2014-05-21 中国石油化工股份有限公司 Crude oil water-content metering analysis system
CN204988392U (en) * 2015-05-18 2016-01-20 天津瑞吉德科技有限公司 Intelligence pressure differential - microwave formula oil gas water three -phase flowmeter
CN205035077U (en) * 2015-09-18 2016-02-17 山东正辉石油装备集团有限公司 Tank car crude oil handing -over dynamic metering system
CN206479218U (en) * 2017-02-17 2017-09-08 南京天梯自动化设备股份有限公司 Crude oil intelligent measuring system

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RU2084832C1 (en) * 1994-06-15 1997-07-20 Акционерное общество открытого типа "Гипронииавиапром" Oil metering unit
CN2704825Y (en) * 2004-05-31 2005-06-15 张东 Meter regulator for oil, vapour and water output
CN2783275Y (en) * 2005-04-15 2006-05-24 浙江大学 Three-phase flow continuous metering system for oil, gas and water with high water content
CN201037776Y (en) * 2007-04-18 2008-03-19 上海融德机电工程设备有限公司 Oil drain monitoring device
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CN103808763A (en) * 2012-11-09 2014-05-21 中国石油化工股份有限公司 Crude oil water-content metering analysis system
CN204988392U (en) * 2015-05-18 2016-01-20 天津瑞吉德科技有限公司 Intelligence pressure differential - microwave formula oil gas water three -phase flowmeter
CN205035077U (en) * 2015-09-18 2016-02-17 山东正辉石油装备集团有限公司 Tank car crude oil handing -over dynamic metering system
CN206479218U (en) * 2017-02-17 2017-09-08 南京天梯自动化设备股份有限公司 Crude oil intelligent measuring system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109174837A (en) * 2018-09-20 2019-01-11 中国石油化工股份有限公司 Crude quality flowmeter on-line cleaning device
CN109174837B (en) * 2018-09-20 2023-09-22 中国石油化工股份有限公司 Crude oil mass flowmeter online cleaning device
CN116659630A (en) * 2023-07-27 2023-08-29 南京天梯自动化设备股份有限公司 Mass flowmeter standard meter on-line verification system based on Reynolds number compensation
CN116659630B (en) * 2023-07-27 2023-10-03 南京天梯自动化设备股份有限公司 Mass flowmeter standard meter on-line verification system based on Reynolds number compensation

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