CN206737904U - A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently determine device - Google Patents
A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently determine device Download PDFInfo
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- CN206737904U CN206737904U CN201720400041.9U CN201720400041U CN206737904U CN 206737904 U CN206737904 U CN 206737904U CN 201720400041 U CN201720400041 U CN 201720400041U CN 206737904 U CN206737904 U CN 206737904U
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- tank body
- metering tank
- skid
- metering
- moisture content
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Abstract
The oil well measurement tank body in oil extraction process is the utility model is related to, particularly a kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently determine device.A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently measure device, including feed liquor pipeline, the first metering tank body, draw-off pump and the drain pipe line being sequentially connected；Described first metering tank body top is also associated with outlet line, sets gas flowmeter on outlet line, and the junction of the first metering tank body top and outlet line is provided with the first magnetic valve, and draw-off pump is provided with electromagnetic switch；Gas-liquid cyclone separator, gravity separator, middle part pressure transmitter and low pressure transmitter are sequentially provided with the first described measuring tank body from top to bottom, level sensor is additionally provided with the first measuring tank body；Also include the computer carried out data transmission with the first metering tank body.The utility model is simple in construction, easily operated.
Description
Technical field
The oil well measurement tank body in oil extraction process is the utility model is related to, particularly a kind of super low percolation oilfield skid-mounted type
Oil well output and moisture content intelligently determine device.
Background technology
Would generally show to yield poorly for extra-low permeability oil reservoirs, in oil well production process, output interval is unstable,
Phenomena such as instantaneously aqueous change is big.The methods of traditional manual sampling glass tube oil gauge, work(figure gauging representative poor, error greatly,
Automaticity is low, labor operation intensity is big.Conventional common flowmeter can not be analyzed accurately again produces liquid moisture content, and import
Although accurate oil gas water component instrument can analyze aqueous, gassiness, degree of accuracy of its metering per phase yield is often again relatively low, and
It is expensive, it tends to be difficult to promote.In a word, current oil well measurement tank body is not that automaticity is low, error is big, is exactly produced
The parameter metrology such as liquid, aqueous, aerogenesis is not complete, the defects of more or less be present, can not obtain in time accurate effectively and comprehensive
First-hand oil well output data, difficulty is brought to produce the formulation of Adjusted Option and decision-making staff officer.
The content of the invention
The utility model is intended in view of the above-mentioned problems, proposing that a kind of oil well output of automation and moisture content intelligently determine dress
Put.
The technical solution of the utility model is：
A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently measure device, including the feed tube being sequentially connected
Line, the first metering tank body, draw-off pump and drain pipe line；The first described metering tank body top is also associated with outlet line, goes out
Set gas flowmeter on gas pipeline, the junction of the first metering tank body top and outlet line is provided with the first magnetic valve, draw-off pump
It is provided with electromagnetic switch；Be sequentially provided with from top to bottom in the first described measuring tank body gas-liquid cyclone separator, gravity separator,
Middle part pressure transmitter and low pressure transmitter, level sensor is additionally provided with the first measuring tank body；Also include and first
The computer that metering tank body carries out data transmission.
Also include and the completely identical in structure second metering tank body of the first metering tank body, the second metering tank body and feed liquor pipeline
Connection, the second metering tank body top also connect outlet line, and the junction of the second metering tank body top and outlet line is provided with the
Two magnetic valves；Second metering tank body bottom is connected by pipeline with draw-off pump.
Described the first metering tank body and the second metering tank body top is respectively connected with safety valve, and bottom is respectively connected with blowdown
Valve.
Connected between described feed liquor pipeline and the first metering tank body and the second metering tank body by three-way magnetic valve；The
Connected between one metering tank body and the second metering tank body and draw-off pump by three-way magnetic valve.
Described middle part pressure transmitter and level sensor are located at sustained height.
Temperature sensor and heater are additionally provided with the first described measuring tank body and in the second measuring tank body,
Prevention cold districts liquid is stored in the first measuring tank body or in the second measuring tank body and solidified for a long time, and is led to
Excess temperature sensor sends signal control temperature in the range of user sets to computer, to ensure safety.
Also include a skid, the first metering tank body and the second metering tank body are each attached in the skid；First meter
Measuring tank body is fixed in the skid by the first metering body base of tank, and the second metering tank body is fixed by the second metering body base of tank
In the skid.
Described skid bottom is provided with 4 fixed supports.
It is of the present utility model to have technical effect that：
The utility model carries out gas-liquid to oil well produced fluid by gas-liquid cyclone separator and gravity separator and thoroughly divided
From, liquid after separation by determine pressure difference between middle part pressure transmitter and low pressure transmitter and liquid level come
The density of Liquid output and oil-water mixture is obtained, and then draws moisture content.Preferably, liquid level signal is transmitted by level sensor
Control with Dose times two parameter, automatically switched the first metering by controlling the first magnetic valve and second solenoid valve by computer
Metering in turn between tank body and the second metering tank body, reaches the continuous effect uninterruptedly measured.
Brief description of the drawings
Fig. 1 is the structure that a kind of super low percolation oilfield skid-mounted oil well yield of the utility model and moisture content intelligently determine device
Schematic diagram.
Reference：1st, feed liquor pipeline；2nd, three-way magnetic valve；3rd, gas-liquid cyclone separator；4th, gravity separator；5-1, in
Portion's pressure transmitter；5-2, low pressure transmitter；6th, level sensor；7th, temperature sensor；8th, heater；9th, pumping
Pump；10th, drain pipe line；11st, blowoff valve；12-1, the first magnetic valve；12-2, second solenoid valve；13rd, outlet line；14th, gas
Flowmeter；15th, safety valve；17th, computer；18-1, the first metering tank body；18-2, the second metering tank body；19-1, the first metering
Body base of tank, 19-2, the second metering body base of tank；20th, electromagnetic switch；21st, skid.
Embodiment
Embodiment 1
A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently measure device, including the feed tube being sequentially connected
Line 1, first measures tank body 18-1, draw-off pump 9 and drain pipe line 10；The first described metering tank body 18-1 tops are also associated with
Outlet line 13, gas flowmeter 14, the first metering tank body 18-1 tops and the connection of outlet line 13 are set on outlet line 13
Place is provided with the first magnetic valve 12-1, and draw-off pump 9 is provided with electromagnetic switch 20；In the first described metering tank body 18-1 from top to bottom
Gas-liquid cyclone separator 3, gravity separator 4, middle part pressure transmitter 5-1 and low pressure transmitter 5-2 are sequentially provided with, the
Level sensor 6, temperature sensor 7 and heater 8 are additionally provided with one metering tank body 18-1；Also include and the first measuring tank
The computer 17 that body 18-1 carries out data transmission.The first described metering tank body 18-1 tops are respectively connected with safety valve 15, bottom
It is connected with blowoff valve 11.Described middle part pressure transmitter 5-1 and level sensor 6 are located at sustained height.Also include a sled
Seat 21, the first metering tank body 18-1 are fixed in the skid 21；The first metering tank body 18-1 passes through the first metering tank body bottom
Seat 19-1 is fixed in the skid 21.
Before starting metering, blowoff valve 11 is closed, connects feed liquor pipeline 1 and drain pipe line 10, inspection is opened after all going well
Dynamic computer 17 simultaneously automatically begins to timing.Oil well fluid flows to the first metering tank body 18-1 by feed liquor pipeline 1, through gas-liquid eddy flow point
After carrying out gas-liquid separation from device 3 and gravity separator 4, gas is discharged by the first metering tank body 18-1 tops outlet line 13, and
Gas production is measured by gas flowmeter 14.After if timing reaches 24 hours, liquid level does not reach also in the first metering tank body 18-1
To the position of level sensor 6, then by the first metering tank body 18-1 middle part pressure transmitter 5-1, low pressure transmitter 5-2
Computer 17 is sent to the data of level sensor 6, daily fluid production rate and moisture content data are calculated and are stored in computer
In 17.After pressure and liquid level data are sent, then tank body is measured by first by controlling electromagnetic switch 20 to start draw-off pump 9
Liquid pumping in 18-1 prepares space into drain pipe line 10, for the metering of its subsequent cycle.
The present embodiment determines daily fluid production rate and the principle of moisture content is as follows：
Daily fluid production rate, wherein,For the Liquid output of 24 hours, A was the first metering tank body 18-1 bottom
Area, height of the h between middle part pressure transmitter 5-1 and low pressure transmitter 5-2,For 24 hours metering cycle
Liquid level in interior first metering tank body 18-1.
The moisture content measured every time in tank body 18-1 is measured for first, byAnd mass-conservation equationIt can draw, it is right
If in metering for the last time in the cycle, then have.The daily output liquid moisture content of 24 hours then by
The moisture content measured every time carries out average computation and obtained.
Embodiment 2
Tank body is measured on the basis of embodiment 1, in addition to the first metering tank body 18-1 completely identical in structure second
18-2, the second metering tank body 18-2 are connected with feed liquor pipeline 1, and the second metering tank body 18-2 tops also connect outlet line 13, the
Two metering tank body 18-2 tops and the junction of outlet line 13 are provided with second solenoid valve 12-2；Second metering tank body 18-2 bottoms
It is connected by pipeline with draw-off pump 9.Described the first metering tank body 18-1 and the second metering tank body 18-2 tops is respectively connected with
Safety valve 15, bottom are respectively connected with blowoff valve 11.Described feed liquor pipeline 1 and first measures tank body 18-1 and the second measuring tank
Connected between body 18-2 by three-way magnetic valve 2；First metering tank body 18-1 and the second metering tank body 18-2 and draw-off pump 9 it
Between connected also by three-way magnetic valve 2.
Described middle part pressure transmitter 5-1 and level sensor 6 are located at sustained height.Also include a skid 21, the
One metering tank body 18-1 and the second metering tank body 18-2 are each attached in the skid 21；The first metering tank body 18-1 passes through
First metering body base of tank 19-1 is fixed in the skid 21, and the second metering tank body 18-2 passes through the second metering body base of tank 19-2
It is fixed in the skid 21.The described bottom of skid 21 is provided with 4 fixed supports.
Specific implementation of the present utility model is：
Before starting metering, blowoff valve 11 is closed, connects feed liquor pipeline 1 and drain pipe line 10, inspection is opened after all going well
Dynamic computer 17 simultaneously automatically begins to timing.Oil well fluid flows to the first metering by feed liquor pipeline 1 by the three-way magnetic valve 2 on top
Tank body 18-1, after gas-liquid cyclone separator 3 and gravity separator 4 carry out gas-liquid separation, gas is by the first metering tank body 18-1
Top outlet line 13 is discharged, and measures gas production by gas flowmeter 14, and now only the first magnetic valve 12-1, which is in, opens
State, second solenoid valve 12-2 are closed.Liquid after separation enters the first metering tank body 18-1 bottoms, if timing reaches
To after 24 hours, liquid level is also not up to the position of level sensor 6 in tank body, then closes the metering of feed liquor pipeline 1 and first
Three-way magnetic valve 2 between tank body 18-1, the three-way magnetic valve 2 between the metering tank body 18-2 of feed liquor pipeline 1 and second is opened, the
Two metering tank body 18-2 start to measure.First metering tank body 18-1 middle part pressure transmitter 5-1, low pressure transmitter simultaneously
5-2 and level sensor 6 send pressure and liquid level data message to computer 17, and daily fluid production rate and moisture content is calculated
Data are simultaneously stored in computer 17.After pressure and liquid level data are sent, then the first metering tank body 18-1 is opened with taking out
The three-way magnetic valve 2 between pump 9 is drawn, control electromagnetic switch 20 starts draw-off pump 9 by the liquid pump in the first metering tank body 18-1
It is sent in drain pipe line 10, prepares space for the metering of its subsequent cycle.
If liquid level has reached the position of level sensor 6 in 24 hours inner tank bodys of timing, now by level sensor 6
Signal is sent, then the three-way magnetic valve 2 closed between the metering tank body 18-1 of feed liquor pipeline 1 and first, opens feed liquor pipeline 1 and the
Three-way magnetic valve 2 between two metering tank body 18-2, the second metering tank body 18-2 start to measure.First metering tank body 18-1 and
Second metering tank body 18-2 circulation meterings were a cycle until 24 hours, using the Liquid output summation in a cycle as daily output liquid
Amount, using in a cycle several times the average value of the moisture content of measure and calculation as day moisture content.
In metering process, constantly temperature signal is constantly sent by temperature sensor 7, when temperature is less than the temperature of user's setting
When spending lower limit, automatic start heater 8；When temperature is higher than the temperature upper limit that user is set, heating is automatically stopped.
The present embodiment determines daily fluid production rate and the principle of moisture content is as follows：
Daily fluid production rate, wherein,For the Liquid output of 24 hours, tank body 18-1 is measured for first
Or second metering tank body 18-2 floor space, height of the h between middle part pressure transmitter 5-1 and low pressure transmitter 5-2
Degree, n are that the first metering tank body 18-1 and second measures the full number of tank body 18-2 cumulative measurements in 24 hours,For one 24
The first metering tank body 18-1 or second of last time metering measures the liquid level in tank body 18-2 in hour metering cycle.
The moisture content measured every time in tank body 18-2 is measured for the first metering tank body 18-1 or second, byAnd mass-conservation equation
It can draw,
If for being measured for the last time in the cycle, then have.The daily output liquid moisture content of 24 hours is then by every
The moisture content of secondary metering carries out average computation and obtained.
In above-mentioned formula：For the pressure at tank body lower part pressure transmitter 5-2,For pressure transmitter 5-1 in the middle part of tank body
The pressure at place,The density of oil water mixture in tank body 18-2 is measured for the first metering tank body 18-1 or second,For oil
The density of area's output water,For oily area's output oil density,For volumetric water content,For newton constant.In concrete application
In,WithIt is input to by user according to the public numerical value in oil field as known constant in computer 17.
Claims (8)
1. a kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently measure device, including the feed liquor pipeline being sequentially connected
（1）, first metering tank body（18-1）, draw-off pump（9）And drain pipe line（10）；The first described metering tank body（18-1）Top
It is also associated with outlet line（13）, outlet line（13）On set gas flowmeter（14）, the first metering tank body（18-1）Top with
Outlet line（13）Junction be provided with the first magnetic valve（12-1）, draw-off pump（9）It is provided with electromagnetic switch（20）；Its feature exists
In：The first described metering tank body（18-1）Gas-liquid cyclone separator is inside sequentially provided with from top to bottom（3）, gravity separator（4）、
Middle part pressure transmitter（5-1）And low pressure transmitter（5-2）, the first metering tank body（18-1）Inside it is additionally provided with liquid level sensing
Device（6）；Also include and the first metering tank body（18-1）The computer carried out data transmission（17）.
2. super low percolation oilfield skid-mounted oil well yield according to claim 1 and moisture content intelligently determine device, its feature
It is：Also include and the first metering tank body（18-1）Completely identical in structure second metering tank body（18-2）, the second metering tank body
（18-2）With feed liquor pipeline（1）Connection, the second metering tank body（18-2）Top also connects outlet line（13）, the second metering tank body
（18-2）Top and outlet line（13）Junction be provided with second solenoid valve（12-2）；Second metering tank body（18-2）Bottom leads to
Piping and draw-off pump（9）Connection.
3. super low percolation oilfield skid-mounted oil well yield according to claim 2 and moisture content intelligently determine device, its feature
It is：The first described metering tank body（18-1）And second metering tank body（18-2）Top is respectively connected with safety valve（15）, bottom
End is respectively connected with blowoff valve（11）.
4. super low percolation oilfield skid-mounted oil well yield according to claim 3 and moisture content intelligently determine device, its feature
It is：Described feed liquor pipeline（1）With the first metering tank body（18-1）And second metering tank body（18-2）Between pass through threeway
Magnetic valve（2）Connection；First metering tank body（18-1）And second metering tank body（18-2）With draw-off pump（9）Between also by three
Three-way electromagnetic valve（2）Connection.
5. super low percolation oilfield skid-mounted oil well yield according to claim 4 and moisture content intelligently determine device, its feature
It is：Described middle part pressure transmitter（5-1）And level sensor（6）Positioned at sustained height.
6. super low percolation oilfield skid-mounted oil well yield according to claim 5 and moisture content intelligently determine device, its feature
It is：The first described metering tank body（18-1）Interior and the second metering tank body（18-2）Inside it is additionally provided with temperature sensor（7）With
And heater（8）.
7. super low percolation oilfield skid-mounted oil well yield according to claim 6 and moisture content intelligently determine device, its feature
It is：Also include a skid（21）, the first metering tank body（18-1）And second metering tank body（18-2）It is each attached to the skid
（21）On；The first metering tank body（18-1）Pass through the first metering body base of tank（19-1）It is fixed on the skid（21）On, the
Two metering tank bodies（18-2）Pass through the second metering body base of tank（19-2）It is fixed on the skid（21）On.
8. super low percolation oilfield skid-mounted oil well yield according to claim 7 and moisture content intelligently determine device, its feature
It is：Described skid（21）Bottom is provided with 4 fixed supports.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720400041.9U CN206737904U (en) | 2017-04-17 | 2017-04-17 | A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently determine device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720400041.9U CN206737904U (en) | 2017-04-17 | 2017-04-17 | A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently determine device |
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| CN206737904U true CN206737904U (en) | 2017-12-12 |
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| CN201720400041.9U Expired - Fee Related CN206737904U (en) | 2017-04-17 | 2017-04-17 | A kind of super low percolation oilfield skid-mounted oil well yield and moisture content intelligently determine device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225436A (en) * | 2018-01-26 | 2018-06-29 | 北京永瑞达科技有限公司 | A kind of gas-liquid two-phase real time measure device of normal pressure state |
| CN115199258A (en) * | 2022-09-15 | 2022-10-18 | 四川凯创机电设备有限公司 | Metering well selection mixed transportation pry and metering control method thereof |
-
2017
- 2017-04-17 CN CN201720400041.9U patent/CN206737904U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225436A (en) * | 2018-01-26 | 2018-06-29 | 北京永瑞达科技有限公司 | A kind of gas-liquid two-phase real time measure device of normal pressure state |
| CN115199258A (en) * | 2022-09-15 | 2022-10-18 | 四川凯创机电设备有限公司 | Metering well selection mixed transportation pry and metering control method thereof |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20210417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |