CN106289454A - Liquidometer gage and apply its liquidometer calibration steps - Google Patents

Liquidometer gage and apply its liquidometer calibration steps Download PDF

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Publication number
CN106289454A
CN106289454A CN201610679301.0A CN201610679301A CN106289454A CN 106289454 A CN106289454 A CN 106289454A CN 201610679301 A CN201610679301 A CN 201610679301A CN 106289454 A CN106289454 A CN 106289454A
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CN
China
Prior art keywords
liquidometer
liquid level
chi
gage
container
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Granted
Application number
CN201610679301.0A
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Chinese (zh)
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CN106289454B (en
Inventor
薛国民
王玉博
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Daqing Petroleum Administration Bureau
China National Petroleum Corp
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Daqing Petroleum Administration Bureau
China National Petroleum Corp
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Priority to CN201610679301.0A priority Critical patent/CN106289454B/en
Publication of CN106289454A publication Critical patent/CN106289454A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296Acoustic waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/20Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of apparatus for measuring liquid level

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

The invention discloses a kind of liquidometer gage and apply its liquidometer calibration steps.Wherein, a kind of liquidometer gage includes that ribbon, chi hammer, ribbon control device, human-computer interaction device, survey crew and ribbon can be made to control device and can control lower chi speed in time, the problem that the level gauging data simultaneously avoiding the factors such as the foundation settlement of container bottom, container deformation, container bottom sediment pile to cause are forbidden;A kind of liquidometer calibration steps is fixing liquid level meter calibrating method based on described liquidometer gage, under the different liquid levels of same container, utilize fixing liquidometer and described liquid level measuring ruler that the liquid level of container is carried out double measurement respectively, error formula is utilized to calculate error, need not obtain in advance the reference altitude of container, eliminate the inaccurate impact on measurement result of reference altitude, reached the target of the fixing liquidometer error of calibration, measurement work efficiency is greatly improved.

Description

Liquidometer gage and apply its liquidometer calibration steps
Technical field
The present invention relates to technical field of liquid level measurement, a kind of liquidometer gage and apply its liquidometer to calibrate Method, the liquidometer gage of a kind of oil containers and apply its liquidometer calibration steps.
Background technology
The level gauging of container generally uses fixing liquidometer and two kinds of level measuring methods of Portable metering device, its In, Portable metering device has liquidometer gage (oil dipstick) and liquid level density comprehensive tester etc..Fixing liquid level meter calibrating side Method generally uses the fixing liquidometer of portable liquid level measuring arrangement contrast to calculate error, and this fixing liquidometer error is to analogy Method uses the liquid level outage method away from container top or the liquid level real supreme people's court away from container bottom to carry out the calculating of error.Traditional liquid Position measuring ruler (oil dipstick) is hammered into shape two parts by ribbon and chi and is formed, and enters container at container top during measurement under vertical for chi hammer, Whether touch liquid level or container bottom by human perception judgment rule hammer, then read the lower chi degree of depth and determine level value;Liquid Bit density comprehensive tester structure, principle are essentially identical with liquidometer gage (oil dipstick), also have liquid density measurement, temperature Measure and the buzzing warning function touching liquid level hammered into shape by chi.
Traditional liquidometer gage (oil dipstick) and liquid level density comprehensive tester are disadvantageous in that: when chi hammer is close When liquid level or container bottom, survey crew cannot be prejudged chi and hammer the distance of liquid level or container bottom, survey crew into shape Uncontrollable lower chi speed;When chi hammer touches liquid level or container bottom also at lower chi, measurement so can be caused inaccurate.Gu Determine liquidometer error control methods to be disadvantageous in that: the liquidometer gage (oil dipstick) of use and liquid level density integration test When tank fill level measured by instrument, outage method must be obtained ahead of time the reference altitude of container top, and real supreme people's court must the amount of obtaining container in advance The reference altitude of bottom, due to factors such as foundation settlement, container deformation, container bottom sediment piles after container operation for many years, ginseng Examine height it may happen that great changes, cause liquidometer calibration inaccurate.
Summary of the invention
In view of this, the present invention provides a kind of liquidometer gage and applies its liquidometer calibration steps, described to solve Traditional liquidometer gage (oil dipstick) and liquid level density comprehensive tester cannot be prejudged chi because of survey crew and hammer liquid level into shape Or the distance of container bottom, the most uncontrollable lower chi speed causes the inaccurate problem of measurement;And because container is due to base What the factors such as plinth sedimentation, container body deformation, container bottom sediment pile caused causes liquidometer to calibrate inaccurate problem.
First aspect, it is provided that a kind of liquidometer gage, the measurement of liquid level in container, described liquidometer gage bag Include:
Ribbon, with tape, with scale in described tape, can read lower chi length in institute's tape;
Chi is hammered into shape, and the tape end entering measurement container with described ribbon is connected, it is ensured that described tape is by weight traction freely Ground falls;
Ribbon controls device, is connected with ribbon, for controlling the lower chi speed of described steel pipe chi and lower chi length;
Human-computer interaction device, is connected with described chi hammer, for showing that chi hammers liquid level or the range information of container bottom and liquid into shape Face or the image information of container bottom.
Preferably, described chi hammer includes:
Data acquisition unit, hammers liquid level or the range information of container bottom and liquid level or container bottom into shape for gathering described chi The image information in portion, feeds back to described range information described ribbon respectively and controls device, by described range information and described Image information is transferred to human-computer interaction device;
Chi hammer shell, for waterproof sealing housing, with scale on chi hammer shell, described data acquisition unit is arranged on described chi hammer In shell, described chi hammer shell reaches safety anti-explosive and waterproof requirement.
Preferably, described ribbon is 1mm with the minimum scale of described chi hammer shell, and described liquidometer gage also wraps Include:
Support, is used for fixing described liquidometer gage.
Preferably, described data acquisition unit also includes:
Liquid level distance detector is ultrasonic sensor, hammers the distance of liquid level or container bottom into shape for gathering described chi, Described ultrasonic sensor dip stick hammers the resolution of the distance of liquid level or container bottom into shape less than 1mm;
Liquid level and container image detector are the photographic head of automatic light source, for gathering the image letter of liquid level or container bottom Breath;
Wherein, the automatic light source of described photographic head can penetrate transparent or semitransparent liquid.
Human-computer interaction device, including:
Display device, is connected with described data acquisition unit, the described range information that described data acquisition unit will collect Being transferred to described display device with described image information, described display device shows described range information and described image letter in real time Breath;
Instruction inputting device, controls device with ribbon and is connected, can input control instruction according to the actual requirements.
Preferably, described human-computer interaction device also includes:
Alarm device, when the distance that chi hammers liquid level or container bottom into shape is 1~50mm, described alarm device enters Row is reported to the police, and is used for pointing out chi speed under survey crew Artificial Control.
Preferably, described ribbon controls the built-in automatic control unit of device, is connected with ribbon, can automatically control described The lower chi speed of steel pipe chi and lower chi length;
Wherein, automatic control unit can arrive according to described data acquisition unit described range information and described image information with Set-point compares computing, exports control instruction, described control instruction can automatically control described steel pipe chi lower chi speed and Lower chi length.
Second aspect, it is provided that a kind of liquidometer calibration steps, including liquidometer gage as above:
Utilize fixing liquidometer and described liquid level measuring ruler that liquid level is measured respectively, utilize fixing liquidometer measured value and The fixing liquidometer of measured value calibration of described liquid level measuring ruler.
Preferably, described liquidometer calibration steps, including: under the different liquid levels of same container, utilize fixing liquidometer With described liquid level measuring ruler, the liquid level of container is carried out double measurement respectively.Fixing liquidometer that record is measured for the first time and described Liquid level measuring ruler level value is respectively h1, H1;Change liquid level, utilize fixing liquidometer and described liquid level measuring ruler to container Liquid level carry out second time measure, record second time measure fixing liquidometer and described liquid level measuring ruler level value be respectively h2、H2;Utilize the fixing liquidometer of error formula Δ=(h2-h1)-(H2-H1) calibration.
There is advantages that
In described liquidometer gage, by chi hammer gather chi hammer into shape liquid level or the range information of container bottom and liquid level or The image information of container bottom, feeds back to described range information ribbon respectively and controls device, range information and image is believed Breath is transferred to human-computer interaction device;Human-computer interaction device shows range information and the image information of chi hammer collection in real time, measures people Member and ribbon control device can control lower chi speed in time, and the image information simultaneously shown by human-computer interaction device is permissible Avoid the level gauging data that the foundation settlement of container bottom, container deformation, the factor such as sediment pile of container bottom cause Inaccurate problem.
Described liquidometer calibration steps need not measure the container measurement mouth reference altitude of container top, the ginseng of container bottom The problem examining height, eliminates the inaccurate impact on fixing liquid level meter calibrating of reference altitude, measurement has also been significantly increased Work efficiency.
Accompanying drawing explanation
By below with reference to the accompanying drawing description to the embodiment of the present invention, above-mentioned and other purpose of the present invention, feature and Advantage is apparent, in legend:
Fig. 1 is the liquidometer gage schematic diagram of the present invention;
Fig. 2 is the liquidometer calibration schematic diagram of the embodiment of the present invention;
Fig. 3 is the liquidometer calibration schematic diagram of another embodiment of the present invention.
Detailed description of the invention
Below based on example, present invention is described, but what deserves to be explained is, the present invention is not limited to these and implements Example.In below the details of the present invention being described, detailed describe some specific detail sections.But, for the most detailed The part described, those skilled in the art are appreciated that the present invention the most completely.
Additionally, it should be understood by one skilled in the art that provided accompanying drawing is simply for the explanation purpose of the present invention, spy Seeking peace advantage, accompanying drawing is not actual being drawn to scale.
Meanwhile, unless the context clearly requires otherwise, otherwise " including ", " comprising " in entire disclosure and claims etc. Similar word should be construed to the implication that comprises rather than exclusive or exhaustive implication;It is to say, be " including but not limited to " Implication.
Fig. 1 is the liquidometer gage schematic diagram of the present invention.As it is shown in figure 1, liquidometer gage includes ribbon 1, ribbon Control device 2, chi hammer 3, human-computer interaction device 4 and support 5 and tape 6;Chi hammer 3 includes chi hammer shell 31 and data acquisition unit 32, chi hammer shell 31 is waterproof sealing housing, and data acquisition unit 32 includes liquid level and container image detector 32a and liquid level Distance detector 32b, human-computer interaction device 4 includes display device 41, instruction inputting device 42 and alarm device 43.
Wherein, liquid level and container image detector 32a are the photographic head of automatic light source, liquid level distance detector 32b For ultrasonic sensor.
Ribbon 1 support 5 is fixed on the measurement mouth of container, and ribbon 1 is with tape 6, and tape 6 has scale, tape 6 to show Show lower chi length;Chi hammer shell 31 enters the tape end of measurement container and is connected with tape 6;Ultrasonic sensor 32b is used for adopting Collecting described chi hammer 3 and arrive liquid level or the range information of container bottom, liquid level and container image detector 51 are used for gathering liquid level Or the image information of container bottom, described range information and described image information are fed back in display device 41;Survey crew Described range information and described image information can be observed according to display device 41, control steel pipe chi 1 lower chi speed and under Chi length.When chi hammer 31 contact liquid level or container bottom, read the lower chi degree of depth and the quarter of chi hammer shell 31 of described tape 6 Degree, adds up the lower chi degree of depth of tape 6 and the scale of chi hammer shell 31 as being surveyed level value, completes level gauging.
Wherein, liquid level and container image detector 32a and liquid level distance detector 32b are all arranged on chi hammer shell In 31, chi hammer shell 31 is the shell with waterproof sealing, and the shell of this waterproof sealing need to reach safety anti-explosive and waterproof Requirement;Chi hammer 3 has certain weight, and chi hammer shell 31 also has scale.
Liquid level and container image detector 32a can penetrate transparent or semitransparent liquid.It is preferred that liquid level Distance detector 32b dip stick hammer 3 is less than 1mm to the resolution of liquid level or container bottom distance.
Further, the liquidometer gage of the present invention has ribbon control device 2;Detected by liquid level and container image The range information of chi hammer 3 to liquid level or container bottom is fed back to ribbon control by device 32a and liquid level distance detector 32b In device 2 processed, by comparing judgement with parameter set in advance, ribbon controls device 2 and exports control command, controls steel pipe The lower chi speed of chi 1 and lower chi length.
Further, human-computer interaction device 4 includes alarm device 43, when described chi hammer 3 is to liquid level or container Bottom distance 1~50mm time, alarm device 43 is reported to the police, and is used for pointing out chi speed under survey crew Artificial Control, One or more during alarm device 43 can flash based on buzzer, voice or lamp are reported to the police;Instruction inputting device 42, with ribbon control device be connected, control instruction can be inputted according to the actual requirements, can be used for lower chi length, lower chi speed, The input of the control instructions such as jerk.
It addition, liquid level and container image detector 32a can detect whether container bottom has deposit or junk The problems such as accumulation and container body deformation, have deposit or junk accumulation and container body deformation to ask if detecting container bottom Topic, can avoid the inaccurate problem of measurement data by changing the position of liquidometer gage.
Fig. 2 is the liquidometer calibration schematic diagram of the embodiment of the present invention, as in figure 2 it is shown, pacify on a measurement mouth of container A Equipped with fixed liquidometer B, the liquidometer gage C of the present invention is arranged on another simultaneously and measures mouth;First liquid level D's Situation, the level value that fixing liquidometer B measures is h1, and the level value that liquidometer gage C records is H1;By changing level value, After level stability, i.e. the situation of second liquid level E, the level value that fixing liquidometer B measures is h2, and liquidometer gage C records Level value be H2;Utilize error formula Δ=(h2-h1)-(H2-H1) to calculate the error amount of fixing liquidometer B, reach calibration solid Determine the purpose of liquidometer error.
Fig. 3 is the liquidometer calibration schematic diagram of another embodiment of the present invention;As it is shown on figure 3, fixed liquidometer B and basis The same measurement mouth that the liquidometer gage C of invention is arranged in container A, ensures the liquid of fixed liquidometer B and the present invention simultaneously It is separate that position measuring ruler C measures process;In the situation of first liquid level F, the level value that fixing liquidometer B measures is h11, liquid The level value that position measuring ruler C records is H11;By changing level value, after level stability, the i.e. situation of second liquid level G, Gu The level value determining liquidometer B measurement is h21, and the level value that liquidometer gage C records is H21;Utilize error formula Δ=(h21- H11)-(H21-H11) calculate the error amount of fixing liquidometer B, reach to calibrate the purpose of fixing liquidometer error.
Embodiment described above only expresses embodiments of the present invention, and it describes more concrete and detailed, but can not Therefore it is construed as limiting the scope of the patent.It should be pointed out that, to those skilled in the art, not On the premise of departing from the present invention, it is also possible to making some deformation, equal replacement, improvement etc., these broadly fall into the protection of the present invention Scope.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (10)

1. a liquidometer gage, the measurement of liquid level in container, it is characterised in that including:
Ribbon, described ribbon is with tape, with scale in described tape;
Chi is hammered into shape, and the tape end entering measurement container with described ribbon is connected;
Ribbon controls device, is connected with ribbon, for controlling the lower chi speed of described steel pipe chi and lower chi length;
Human-computer interaction device, controls device with described chi hammer and described ribbon and is connected respectively, be used for showing that liquid hammered into shape by described chi Face or the range information of container bottom and liquid level or the image information of container bottom, for described range information and described Visualization display, alarm and the input of control command of image information.
Liquidometer gage the most according to claim 1, it is characterised in that described chi hammer includes:
Data acquisition unit, hammers liquid level or the range information of container bottom and liquid level or container bottom into shape for gathering described chi The image information in portion, feeds back to described range information described ribbon respectively and controls device, by described range information and described Image information is transferred to human-computer interaction device;
Chi hammer shell, for waterproof sealing housing, chi is hammered into shape on shell with scale;
Wherein, in described data acquisition unit is arranged on described chi hammer shell.
Liquidometer gage the most according to claim 1, it is characterised in that described liquidometer gage also includes:
Support, is used for fixing described liquidometer gage.
Liquidometer gage the most according to claim 1, it is characterised in that described ribbon controls device and includes:
Automatic control unit, can automatically control the lower chi speed of described steel pipe chi and lower chi length.
Liquidometer gage the most according to claim 1, it is characterised in that described data acquisition unit includes:
Liquid level distance detector, hammers the distance of liquid level or container bottom into shape for gathering described chi;
Liquid level and container image detector, for gathering the image information of liquid level or container bottom.
Liquidometer gage the most according to claim 1, it is characterised in that described liquid level distance detector includes:
Ultrasonic sensor, hammers the distance of liquid level or container bottom into shape for gathering described chi, and described ultrasonic sensor is surveyed Gage hammers the resolution of the distance of liquid level or container bottom into shape less than 1mm.
Liquidometer gage the most according to claim 1, it is characterised in that described liquid level and container image detector bag Include:
The photographic head of automatic light source, for gathering the image information of liquid level or container bottom, the automatic light source of described photographic head can To penetrate transparent or semitransparent liquid.
Liquidometer gage the most according to claim 1, it is characterised in that described human-computer interaction device includes:
Display device, is connected with described data acquisition unit, described data acquisition unit by the described range information that collects and Described image information is transferred to described display device, and described display device shows the number that described data acquisition unit gathers in real time According to;
Instruction inputting device, controls device with described ribbon and carries out communication, can input control instruction according to the actual requirements.
Liquidometer gage the most according to claim 1, it is characterised in that described human-computer interaction device also includes:
Alarm device, hammering the distance of liquid level or container bottom into shape when chi is 1~50mm to report to the police, and is used for pointing out survey Chi speed under amount personnel's Artificial Control.
10. a liquidometer calibration steps, including the liquidometer gage described in any one of claim 1~9, it is characterised in that Including:
Under the different liquid levels of same container, utilize fixing liquidometer and described liquid level measuring ruler that the liquid level of container is carried out respectively Double measurement;Fixing liquidometer and described liquid level measuring ruler level value that record is measured for the first time are respectively h1, H1;Change liquid level Highly, utilizing fixing liquidometer and described liquid level measuring ruler that the liquid level of container carries out second time and measure, record second time is measured Fixing liquidometer and described liquid level measuring ruler level value be respectively h2, H2;Utilize error formula Δ=(h2-h1)-(H2-H1) Calibrate described fixing liquidometer.
CN201610679301.0A 2016-08-17 2016-08-17 Liquid level meter measuring ruler and liquid level meter calibration method applying same Active CN106289454B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107270993A (en) * 2017-06-30 2017-10-20 西京学院 It is a kind of while measuring the device of propellant liquid level and density
CN108362462A (en) * 2018-02-08 2018-08-03 武汉理工大学 A kind of slamming experiment falling bodies high precision control device and control method
CN111693118A (en) * 2020-06-24 2020-09-22 安东仪器仪表检测有限公司 Calibration method of top-mounted magnetic turn-over plate liquid level meter
CN112113526A (en) * 2020-09-23 2020-12-22 中国核动力研究设计院 Resin interface instrument test system and method
CN112461337A (en) * 2020-11-16 2021-03-09 沈阳新石科技有限公司 Oil and gas well liquid level instrument detection method
CN113758542A (en) * 2020-06-03 2021-12-07 中国石油天然气股份有限公司 Method for comparing and calculating crude oil stabilizing tower and outdoor liquid level meter

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CN103776517A (en) * 2014-02-14 2014-05-07 马睿松 Control method for alignment of scale line with liquid level
CN104359524A (en) * 2014-11-13 2015-02-18 杰瑞石油天然气工程有限公司 Liquid level reading system
CN104596617A (en) * 2014-12-31 2015-05-06 石小强 Method for measuring liquid level in oil tank
CN106225885A (en) * 2016-07-29 2016-12-14 上海航天设备制造总厂 Liquid level sensor dynamic calibration apparatus and method
CN205909901U (en) * 2016-08-17 2017-01-25 中国石油天然气集团公司 Liquid level gauge chi

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Publication number Priority date Publication date Assignee Title
WO1995014217A1 (en) * 1993-11-16 1995-05-26 Aspo Systems Oy Procedure and apparatus for the calibration of a liquid measuring apparatus
CN103776517A (en) * 2014-02-14 2014-05-07 马睿松 Control method for alignment of scale line with liquid level
CN104359524A (en) * 2014-11-13 2015-02-18 杰瑞石油天然气工程有限公司 Liquid level reading system
CN104596617A (en) * 2014-12-31 2015-05-06 石小强 Method for measuring liquid level in oil tank
CN106225885A (en) * 2016-07-29 2016-12-14 上海航天设备制造总厂 Liquid level sensor dynamic calibration apparatus and method
CN205909901U (en) * 2016-08-17 2017-01-25 中国石油天然气集团公司 Liquid level gauge chi

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107270993A (en) * 2017-06-30 2017-10-20 西京学院 It is a kind of while measuring the device of propellant liquid level and density
CN108362462A (en) * 2018-02-08 2018-08-03 武汉理工大学 A kind of slamming experiment falling bodies high precision control device and control method
CN113758542A (en) * 2020-06-03 2021-12-07 中国石油天然气股份有限公司 Method for comparing and calculating crude oil stabilizing tower and outdoor liquid level meter
CN111693118A (en) * 2020-06-24 2020-09-22 安东仪器仪表检测有限公司 Calibration method of top-mounted magnetic turn-over plate liquid level meter
CN112113526A (en) * 2020-09-23 2020-12-22 中国核动力研究设计院 Resin interface instrument test system and method
CN112461337A (en) * 2020-11-16 2021-03-09 沈阳新石科技有限公司 Oil and gas well liquid level instrument detection method

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