CN108507648A - Continuous weighing metering device - Google Patents
Continuous weighing metering device Download PDFInfo
- Publication number
- CN108507648A CN108507648A CN201710110290.9A CN201710110290A CN108507648A CN 108507648 A CN108507648 A CN 108507648A CN 201710110290 A CN201710110290 A CN 201710110290A CN 108507648 A CN108507648 A CN 108507648A
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- China
- Prior art keywords
- liquid
- tipping bucket
- meter
- measuring tank
- guiding tube
- 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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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G13/00—Weighing apparatus with automatic feed or discharge for weighing-out batches of material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G13/00—Weighing apparatus with automatic feed or discharge for weighing-out batches of material
- G01G13/24—Weighing mechanism control arrangements for automatic feed or discharge
- G01G13/247—Checking quantity of material in the feeding arrangement, e.g. discharge material only if a predetermined quantity is present
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)
Abstract
Continuous weighing metering device of the present invention, fluid enters buffer unit from feed liquor pipeline, the gas and liquid contained in buffer unit separation feed liquor, and stable fluid is introduced into tipping bucket meter, when the liquid for flowing into tipping bucket meter reaches the specified bearing value of tipping bucket, the overturning of tipping bucket meter is primary to carry out emptying, at the same time another tipping bucket oil inlet, two tipping bucket alternating oil inlets and emptying, the overturning number of sensor for countering real time measure tipping bucket meter, the product of liquid quality and overturning number is the continuous data of liquid in tipping bucket meter.The gas detached by buffer unit is admitted to exhaust line, the gas flowmeter meter gaseous data on exhaust line.In order to realize automatic operating measure control, the present invention is also configured with self-calibration control system, liquid pressure in measuring tank is calculated by detecting liquid guiding tube liquid level, and then calculate feed liquor quality in measuring tank, the ratio of feed liquor quality and tipping bucket overturning number can be used as demarcating tipping bucket meter and often struggle against liquid unit quality, realize the function of on-line proving tipping bucket meter so that equipment use is more convenient, and continuous data is more accurate.
Description
Technical field
The present invention relates to a kind of oil well and the oil-gas metering device of gathering system, especially a kind of conveyor scale
Measure device.
Background technology
In oil field production and management process, oil well measurement is a highly important job.Each oil field needle in China at present
To the metering of oil well, there are many metering methods of type, such as oil gauge separator metering, gas-liquid metering separate, activity scale car meter
Amount, tipping bucket type metering etc., wherein tipping bucket type metering change the pattern of volumetric method amount oil, are changed to Weighing, it can be achieved that even
Continuous metering, and network with computer system and realize that data programming count, application are relatively broad.However this metering method is for a long time
It uses, the vibrations that gas, hydraulic shock or tipping bucket overturning generate can make its internal mechanical part be lost or make sensor zero point
Drift, finally makes measuring accuracy substantially reduce.The proving operation carried out to improve measuring equipment precision, it will usually by equipment
Out of service, artificial to carry out mass method calibration by the injected clear water into measuring tank, this scaling method is static demarcating, mark
The working condition when working condition of timing works with tipping bucket is entirely different, can not also ensure while greatly increasing labor intensity
Demarcate precision.So a kind of failure rate is low, metering is accurate and can realize the company of liquid quality in online self-calibration tipping bucket
Continuous Weighing device is that oil field production is badly in need of.
Invention content
The object of the present invention is to provide a kind of less trouble, high metering precision, continuous meterings and being capable of on-line proving
The continuous weighing metering device of liquid quality in tipping bucket.
To achieve the goals above, continuous weighing metering device of the present invention includes being equipped with inlet, leakage fluid dram and exhaust outlet
Measuring tank and the tipping bucket meter that is arranged in measuring tank.Buffer unit is arranged between inlet and tipping bucket meter, by
Umbrella and diversion pipe composition are detached, stable fluid is introduced tipping bucket meter by diversion pipe.Tipping bucket meter is by two identical material
Bucket, shaft, bearing and bearing block, support plate, damping unit, position-limiting unit composition.In the height of tipping bucket meter inside measuring tank
The sensor for countering of metering overturning number is provided at degree.
Continuous weighing metering device of the present invention further includes the water being arranged in the heater and metering pot bottom of measuring tank lower part
Packet, water packet is connected by U-tube and measuring tank, while unicom liquid guiding tube so that is become between measuring tank and liquid guiding tube and is connected to
Device, end interface can install the instrumentation devices for measuring liquid level variation output analog signals on liquid guiding tube.The exhaust of measuring tank
Pipeline and tapping line are mounted on two logical motor-driven valves, and exhaust line is also equipped with gas flowmeter.
Continuous weighing metering device of the present invention further includes self-calibration control system, and the self-calibration control system is mainly by showing
Show that unit and control unit composition, display unit are touch control flow, control unit is programmable controller PLC, and display is single
Member and control unit connect with the instrument and meter of detection liquid level variation, sensor for countering, gas flowmeter and two logical motor-driven valves respectively
It is logical.
Continuous weighing metering device of the present invention, fluid enter buffer unit from feed liquor pipeline, buffer unit by separation umbrella and
Diversion pipe forms, and separation umbrella can detach the gas and liquid contained in feed liquor, while can also reduce inlet fluid kinetic energy, lead
Stable fluid is introduced tipping bucket meter by flow tube, when the liquid for flowing into tipping bucket meter reaches the specified bearing value of tipping bucket, is turned over
The meter overturning that struggles against is primary to carry out emptying, at the same time another tipping bucket oil inlet, two tipping bucket alternating oil inlets and emptying, the company of realization
Continue continual liquid meter.The overturning number of sensor for countering real time measure tipping bucket meter, liquid matter in tipping bucket meter
Amount and the product of overturning number are the continuous data of liquid.The gas detached by buffer unit is admitted to exhaust line, arranges
Gas flowmeter meter gaseous data on gas pipeline.
In order to realize that automatic operating measure control, the self-calibration control system of configuration can not only control conventional metering work
Make, additionally it is possible to online dynamic calibration tipping bucket meter.The present invention demarcates tipping bucket meter using pressure method, i.e., by measuring liquid level
The instrument and meter detection liquid guiding tube liquid level of variation simultaneously sends analog signals to control unit；Drawn by display unit input
Fluid density value in liquid pipe；Liquid pressure P, P=ρ gh, wherein ρ in liquid guiding tube are calculated by the system program of control unit
For fluid density value in liquid guiding tube, g is gravity acceleration value, and h is in the liquid guiding tube of instrument and meter detection for measure liquid level variation
Liquid level value；Using law of connected vessels, liquid pressure and liquid pressure phase in liquid guiding tube in measuring tank are learnt at the linker
Together, and measuring tank cross-sectional area is it is known that feed liquor mass M in tank can be calculated, and M=（P·S）/ g, wherein P are in liquid guiding tube
Liquid pressure intensity values, S are measuring tank cross section product value, and g is gravity acceleration value；It is calculated finally by the system program of control unit
The ratio of feed liquor quality and tipping bucket overturning number, obtains liquid quality in tipping bucket, is as calibrated tipping bucket meter and often struggles against liquid
Unit mass.
Continuous weighing metering device of the present invention replaces oil inlet, emptying by tipping bucket, and sensor for countering detects tipping bucket overturning time
Number, and the product that tipping bucket overturns number and the liquid quality that often struggles against is calculated by PLC, realize liquid continuous metering.It is filled by buffering
The gas for setting separation is fed to exhaust line, gas flowmeter it is measurable go out gas production data.The present invention is also configured with from mark
Determine control system, can online dynamic calibration tipping bucket meter, i.e., calculated in measuring tank by detecting liquid guiding tube liquid level
Liquid pressure, and then it is converted into feed liquor quality in measuring tank, it is that can be used as to calculate feed liquor quality and overturn the ratio of number with tipping bucket
Calibration tipping bucket meter often struggles against liquid unit quality, realizes the function of on-line proving tipping bucket meter so that equipment is using more
Convenient, continuous data is more accurate.
Description of the drawings
Fig. 1 is the structural schematic diagram of continuous weighing metering device.
Fig. 2 is another structural schematic diagram of continuous weighing metering device.
Measuring tank 1, U-shaped bend pipe 3, water packet 4, liquid guiding tube 5, sensor for countering 6, buffer unit 7, measures tipping bucket meter 2
The instrumentation devices 8 of liquid level variation output analog signals.
Specific implementation mode
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Embodiment 1：Continuous weighing metering device shown in Fig. 1 includes the measuring tank 1 equipped with inlet, leakage fluid dram and exhaust outlet
And the tipping bucket meter 2 being arranged in measuring tank 1.Buffer unit 7 is arranged between inlet and tipping bucket meter 2, by detaching
Umbrella and diversion pipe composition, separation umbrella can detach the gas and liquid contained in feed liquor, while it is dynamic also to reduce inlet fluid
Can, stable fluid is introduced tipping bucket meter 2 by diversion pipe.Metering is provided with inside measuring tank at the height of tipping bucket meter
Tipping bucket meter 2 overturns the sensor for countering 6 of number.Having heaters is arranged in measuring tank lower part, and metering pot bottom is provided with water packet
4, water packet is connected by U-shaped bend pipe 3 and 1 bottom of measuring tank, while unicom liquid guiding tube 5 so that measuring tank 1 and liquid guiding tube 5 it
Between become linker, 5 upper end of liquid guiding tube can install capacitance level gauge or magnetostriction type liquid level gauge etc. measure liquid level variation
Export the instrumentation devices 8 of analog signals.The exhaust line and tapping line of measuring tank 1 are mounted on two logical motor-driven valves,
Exhaust line is also equipped with gas flowmeter.
Embodiment 2：Continuous weighing metering device shown in Fig. 2 is identical as the basic structure of continuous weighing metering device shown in Fig. 1,
The difference is that its liquid guiding tube is arranged outside measuring tank, such embodiment is suitable for small volume or inner space is limited
It is used on measuring tank.
As a kind of preferred embodiment of the present invention, the tipping bucket meter 2 is by two identical hoppers, shaft, axis
It holds and bearing block, support plate, damping unit, position-limiting unit forms.Two are fixed to each other between hopper and shaft, are installed in shaft
Bearing is fixed on the supporting plate with bearing block blending bolt, and shaft one end connects damping unit, and damping unit connects position-limiting unit,
Position-limiting unit can control tipping bucket flip angle.When tipping bucket meter 2 is turned to certain angle, damping unit rotation is driven, i.e.,
The impact force to position-limiting unit when tipping bucket is overturn can be reduced, noise is reduced and reduce vibrations simultaneously.
Continuous weighing metering device of the present invention further includes self-calibration control system, and the self-calibration control system is mainly by showing
Show that unit and control unit composition, display unit are touch control flow, control unit is programmable controller PLC, and display is single
Instrument and meter 8, sensor for countering 6, gas flowmeter and the two logical motor-driven valves that member and control unit change with detection liquid level respectively
Connection.
Continuous weighing metering device of the present invention, fluid enter buffer unit 7 from feed liquor pipeline, buffer unit by separation umbrella and
Diversion pipe forms, and separation umbrella can detach the gas and liquid contained in feed liquor, while can also reduce inlet fluid kinetic energy, lead
Stable fluid is introduced tipping bucket meter 2 by flow tube, when the liquid for flowing into tipping bucket meter 2 reaches the specified bearing value of tipping bucket,
Tipping bucket meter 2 overturns primary progress emptying, at the same time another tipping bucket oil inlet, two tipping buckets alternating oil inlets and emptying, real
Now continuous continual liquid meter.The overturning number of 6 real time measure tipping bucket meter 2 of sensor for countering, in tipping bucket meter 2
The product of liquid quality and overturning number is the continuous data of liquid.The gas detached by buffer unit 7 is admitted to exhaust
Pipeline, the gas flowmeter meter gaseous data on exhaust line.
In order to realize that automatic operating measure control, the self-calibration control system of configuration can not only control conventional metering work
Make, additionally it is possible to online dynamic calibration tipping bucket meter 2.The present invention carries out proving operation using pressure method calibration tipping bucket meter 2
When, control unit sends out instruction closing tapping line two and leads to motor-driven valve, and tank level raising is made to reach predetermined feed liquor height, unicom
5 liquid level of liquid guiding tube raise simultaneously；Instrument and meter 8 by measuring liquid level variation detects 5 liquid level of liquid guiding tube and sends mould
Analog quantity signal is to control unit；Fluid density value in liquid guiding tube 5 is inputted by display unit；Pass through the system program of control unit
Liquid pressure P, P=ρ gh in liquid guiding tube 5 are calculated, wherein ρ is 5 fluid density values in liquid guiding tube, and g is gravity acceleration value, h
Liquid level value in the liquid guiding tube 5 that instrument and meter 8 to measure liquid level variation detects；Using law of connected vessels, learns and be connected to
Liquid pressure is identical as liquid pressure in liquid guiding tube 5 in measuring tank 1 at device, and 1 cross-sectional area of measuring tank is it is known that can calculate
Go out feed liquor mass M in tank, M=（P·S）/ g, wherein P are liquid pressure intensity values in liquid guiding tube 5, and S is 1 cross section product value of measuring tank, g
For gravity acceleration value；The ratio that feed liquor quality and tipping bucket overturning number are calculated finally by the system program of control unit, obtains
Go out liquid quality in tipping bucket, is as calibrated tipping bucket meter and often struggles against liquid unit quality；After the completion of calibration, control unit will be marked
Definite value is set as tipping bucket meter and often struggles against liquid unit quality, while controlling tapping line two and leading to motor-driven valve unlatching, carries out conventional
Measurement flow.
Continuous weighing metering device of the present invention replaces oil inlet, emptying by tipping bucket, and sensor for countering 6 detects tipping bucket overturning time
Number, and liquid meter data are used as by PLC calculating tipping bucket overturning numbers and the product of often bucket liquid quality, realize that liquid is continuous
Metering.The gas detached by buffer unit 7 is fed to exhaust line, gas flowmeter it is measurable go out gas production data.This
Invention is also configured with self-calibration control system, can online dynamic calibration tipping bucket meter 2, that is, pass through and detect 5 liquid level of liquid guiding tube
Height calculates liquid pressure in measuring tank 1, and then is converted into feed liquor quality in measuring tank 1, calculates feed liquor quality and is turned over tipping bucket
The ratio for turning number can be used as demarcating the often bucket liquid unit quality of tipping bucket meter 2, realize on-line proving tipping bucket meter 2
Function so that equipment use is more convenient, and continuous data is more accurate.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode is made without departing from the purpose of the present invention within the knowledge of a person skilled in the art
Various change should all be included in the protection scope of the present invention.
Claims (8)
1. continuous weighing metering device include equipped with inlet, leakage fluid dram and exhaust outlet measuring tank and be arranged in measuring tank
Tipping bucket meter, buffer unit be arranged between inlet and tipping bucket meter, tipping bucket meter by two identical hoppers, turn
Axis, bearing and bearing block, support plate, damping unit, position-limiting unit form, and are set at the height of tipping bucket meter inside measuring tank
It is equipped with the sensor for countering of metering tipping bucket meter overturning number, having heaters is set in measuring tank lower part, in metering pot bottom
It is provided with water packet, water packet is connected by U-tube and measuring tank, while unicom liquid guiding tube so that between measuring tank and liquid guiding tube
As linker, end interface installation measurement liquid level changes the instrumentation of output analog signals, the row of measuring tank on liquid guiding tube
Gas pipeline and tapping line are mounted on two logical motor-driven valves, and exhaust line is also equipped with gas flowmeter.
2. continuous weighing metering device according to claim 1, it is characterised in that：The buffer unit is provided with separation umbrella
And diversion pipe, separation umbrella can detach the gas and liquid contained in feed liquor, while can also reduce inlet fluid kinetic energy, water conservancy diversion
Stable fluid is introduced tipping bucket meter by pipe.
3. continuous weighing metering device according to claim 1, it is characterised in that：The tipping bucket meter is identical by two
Hopper, shaft, bearing and bearing block, supporting rack, damping unit, position-limiting unit composition.
4. continuous weighing metering device according to claim 1, it is characterised in that：The liquid guiding tube, which can be arranged, to be measured
It also may be provided at outside measuring tank in tank.
5. continuous weighing metering device according to claim 1, it is characterised in that：The measurement liquid level variation output simulation
The instrumentation of amount signal, which includes that capacitance level gauge, magnetostriction type liquid level gauge etc. are all, to be used on pressure vessel,
The instrument of analog signals is exported by detecting liquid level.
6. continuous weighing metering device according to claim 1, it is characterised in that：Further include self-calibration control system, institute
Tipping bucket meter unit liquid quality can be demarcated by stating self-calibration control system.
7. continuous weighing metering device according to claim 6, it is characterised in that：Described self-calibration control system by
Display unit and control unit composition, display unit are touch control flow, and control unit is programmable controller PLC, display
Unit and control unit respectively with the instrument of detection liquid level variation output analog signals, sensor for countering, gas flowmeter and
Two-way motor-driven valve electrical communication.
8. continuous weighing metering device according to claim 6, it is characterised in that：Described self-calibration control system is also
It include the method for demarcating tipping bucket meter unit liquid quality；This method sends out instruction comprising control unit and closes drain pipe
The step of line two leads to motor-driven valve, and tank level raising is made to reach predetermined feed liquor height, and the liquid guiding tube liquid level of unicom raises simultaneously；It is logical
It crosses liquid level in the instrument detection liquid guiding tube for measure liquid level variation and sends the step of analog signals are to control unit；Pass through
Display unit sets the step of fluid density value in liquid guiding tube；Liquid pressure in liquid guiding tube is calculated by the system program of control unit
The step of strong P, P=ρ gh, wherein ρ are fluid density value in liquid guiding tube, and g is gravity acceleration value, and h is to measure liquid level variation
Instrument detection liquid guiding tube in liquid level value；Using law of connected vessels, at the linker in measuring tank liquid pressure with draw
Liquid pressure is identical in liquid pipe, measuring tank cross-sectional area it is known that the step of calculating feed liquor mass M in tank, M=（P·S）/ g,
Middle P is liquid pressure intensity values in liquid guiding tube, and S is measuring tank cross section product value, and g is gravity acceleration value；What it is by control unit is
System program calculates the step of ratio of feed liquor quality and tipping bucket overturning number in tank, and ratio often struggles against liquid matter as tipping bucket meter
The calibration value of amount, i.e. tipping bucket meter unit liquid quality demarcation value；Last control unit sets calibration value to tipping bucket metering
Device often struggles against liquid unit quality, while controlling the step of tapping line two leads to motor-driven valve unlatching, carries out conventional measurement flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110290.9A CN108507648A (en) | 2017-02-28 | 2017-02-28 | Continuous weighing metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110290.9A CN108507648A (en) | 2017-02-28 | 2017-02-28 | Continuous weighing metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108507648A true CN108507648A (en) | 2018-09-07 |
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ID=63374272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710110290.9A Pending CN108507648A (en) | 2017-02-28 | 2017-02-28 | Continuous weighing metering device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108507648A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109331246A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Medical drainage device |
| CN111897032A (en) * | 2020-08-11 | 2020-11-06 | 湖北生态工程职业技术学院 | Unknown precision correction method for tipping bucket type water quantity sensor based on unit time |
| CN113899422A (en) * | 2021-09-30 | 2022-01-07 | 广西中烟工业有限责任公司 | Liquid quality measuring device and method |
-
2017
- 2017-02-28 CN CN201710110290.9A patent/CN108507648A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109331246A (en) * | 2018-09-28 | 2019-02-15 | 德州飚丰信息技术有限公司 | Medical drainage device |
| CN111897032A (en) * | 2020-08-11 | 2020-11-06 | 湖北生态工程职业技术学院 | Unknown precision correction method for tipping bucket type water quantity sensor based on unit time |
| CN111897032B (en) * | 2020-08-11 | 2022-06-10 | 湖北生态工程职业技术学院 | Unknown precision correction method for tipping bucket type water quantity sensor based on unit time |
| CN113899422A (en) * | 2021-09-30 | 2022-01-07 | 广西中烟工业有限责任公司 | Liquid quality measuring device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180907 |
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| WD01 | Invention patent application deemed withdrawn after publication |