CN206292190U - A kind of online crude oil water containing detector - Google Patents
A kind of online crude oil water containing detector Download PDFInfo
- Publication number
- CN206292190U CN206292190U CN201621263282.5U CN201621263282U CN206292190U CN 206292190 U CN206292190 U CN 206292190U CN 201621263282 U CN201621263282 U CN 201621263282U CN 206292190 U CN206292190 U CN 206292190U
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- pipeline
- crude oil
- probe
- measurement
- water containing
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Abstract
The utility model is related to a kind of online crude oil water containing detector, detector to be arranged on oil pipeline, and online crude oil water containing detector includes test pipeline, detector main frame and two test probe apparatus with detector main frame grafting；Test pipeline is connected with oil pipeline, and a probe insertion through hole is respectively provided with the leading portion and back segment of test pipeline；Detector main frame includes that measuring nose, collection include measurement cable with control system, communication system, display system and operation key testing probe unit, the end of measurement cable is inserted in measuring nose, the front end setting measurement probe of cable is measured, two measurement probes can be inserted in the insertion test pipeline that through holes are sealed by two probes respectively；Described measuring nose includes oscillating circuit, radiating circuit, receiving circuit and tesing and switching circuit.The utility model simple structure, high degree of automation, accuracy of detection are high, can realize that continuous, efficient, practical moisture content is carried out to oil well output crude oil to be detected.
Description
Technical field
The utility model belongs to oil field and adopts oil transportation technical field, and in particular to a kind of online crude oil water containing detector.
Background technology
Exploitation of the oil well liquid-producing moisture content to oil field has important directive significance, directly affect the production of crude oil, metering,
Collection it is defeated, purification, etc. each link management, therefore, during crude oil production and accumulating, will crude oil water content examined
Survey, meanwhile, crude oil water content on-line checking data accurately and timely can reflect the working condition of producing well, to administrative department
Energy consumption is reduced, reduces cost is realized that oil field automation is managed, played an important role.
At present, oil field is directed to the analysis of oil well liquid-producing oil moisture content and detects in addition to manual assay method, on-line checking side
Method mainly has densimeter method, gamma-rays method, capacitance method, shortwave method, radio frequency method etc., the crude oil water content test of these multi-forms
Instrument, although achieve certain effect, but due to the composition complex of oil well liquid-producing, mechanical admixture, colloid, wax deposition, knot
The different degrees of presence of factor such as dirt and corrosion, causes its stability, accuracy, reliability and cost situation, it is impossible in satisfaction
State's oil field production requirement.Therefore, the characteristics of being produced for crude oil in China, studies the technology and method of the detection of crude oil water content,
Exploitation is applied to crude oil in China moisture content detection technique, with important social effect and economic worth.
The content of the invention
The purpose of this utility model is to provide a kind of online crude oil water containing detector, can in real time to pipeline website,
Oil recovery well group and the crude oil water content of oil country tubular good oil transportation carry out accurate measurement, and measurement of water ratio scope is 0-100%.
The technical solution of the utility model is：
A kind of online crude oil water containing detector, is arranged on oil pipeline, and described online crude oil water containing detector includes
Test pipeline, detector main frame and two test probe apparatus with detector main frame grafting；Described test pipeline and oil transportation
Pipeline communication, is respectively provided with a probe insertion through hole on the leading portion and back segment of test pipeline；Described detector main frame bag
Measuring nose, collection and control system, communication system, display system and operation button are included, collection is bi-directionally connected with control system
Measuring nose, communication system, display system and operation button；Described test probe apparatus include measurement cable, measurement cable
End be inserted in measuring nose, the front end for measuring cable sets measurement probe, and two measurement probes can respectively by two spies
In the insertion test pipeline of pin insertion through hole sealing；Described measuring nose include oscillating circuit, radiating circuit, receiving circuit and
Tesing and switching circuit.
Described test probe apparatus also include measurement locknut external member and insulating sheath, and measurement locknut external member removably connects
The front end of measurement cable is connected on, measurement locknut external member intermediate sleeve sets described insulating sheath, and insulating sheath centre is wrapped up described
Measurement probe, measurement probe and measurement cable conducting.
Heater arriving groove, heater arriving groove are provided with test pipeline between two probe insertion through holes
Interior setting pipeline heater, described pipeline heater includes setting adiabatic foam, adiabatic foam in protective jacket, protective jacket
Interior to set semiconductor heating module and temperature relay, pipeline heater is connected with described collection with control system.
Dismountable anti-blocking jack panel is provided with the arrival end of described test pipeline, sets multiple on anti-blocking jack panel
Filtering through hole, anti-blocking jack panel carries out gas-liquid separation and contaminant filter to the crude oil to be measured for entering test pipeline.
Described test pipeline bottom is connected with anti-blocking by-pass line, and anti-blocking by-pass line is arranged on anti-blocking jack panel inner side
Test pipeline on；Anti-blocking by-pass line include two sections respectively with the VERTICAL TUBE of test pipeline communication and be connected two sections of VERTICAL TUBEs
Horizontal leak-off pipe, one end closing of horizontal leak-off pipe, one end set eduction valve, and constant pressure valve is provided with two sections of vertical pipeline sections.
The constant pressure valve is opened when pipe pressure is more than 2MPa, anti-blocking by-pass line excessively stream.
Described measurement probe is the gold-plated material probe of brass, and measurement detecting probe surface cladding corrosion-inhibiting coating measures probe
Measurement termination is the ball head structure with flowing hole.
Described communication system is RS-485 wired communication systems.
Based on the measuring method of the online crude oil water containing detector, constant frequency that measurement probe produces oscillating circuit,
The raw electrical signal of permanent width is sent in test pipeline by radiating circuit, and another measurement probe is received by oil water mixture
The signal of the decay after propagation is simultaneously sent to receiving circuit, receiving circuit will get decay electric signal and without decay original
Beginning electric signal is compared, and draws pad value of the raw electrical signal by decay after oil water mixture；Tesing and switching circuit will decline
Depreciation is converted into the electric signal for being more easy to measurement, and the electric signal then is sent into collection and control system, collection and control system
Calculating crude oil water content shows the moisture content information transfer that will measure on the display system or by communication system to corresponding
Master system on.
The beneficial effects of the utility model：
The utility model simple structure, high degree of automation, accuracy of detection are high, can realize carrying out oil well output crude oil
Continuously, moisture content detection efficiently, practical.
Brief description of the drawings
Fig. 1 is overall structure schematic block diagram of the present utility model；
Fig. 2 is overall structure diagram of the present utility model；
Fig. 3 is the structural representation of the utility model test probe apparatus；
Fig. 4 is the scheme of installation of the utility model test pipeline, anti-blocking jack panel, anti-blocking by-pass line and heater；
In figure, 1- test pipelines, 2- detector main frames, 3- test probe apparatus, 4- probes insertion through hole, 5- measurement lines
Cable, 6- measurement probes, 7- measurement locknut external members, 8- insulating sheaths, 9- pipeline heaters, 10- protective jackets, the anti-blocking consents of 11-
Plate, the anti-blocking by-pass lines of 12-, 13- VERTICAL TUBEs, the horizontal leak-off pipes of 14-, 15- eduction valves, 16- constant pressure valves.
Specific embodiment
The utility model is further detailed below in conjunction with the accompanying drawings, referring to a kind of online original shown in Fig. 1-Fig. 4
Oily water-bearing survey instrument, is arranged on oil pipeline, and described online crude oil water containing detector includes test pipeline 1, detector master
Machine 2 and the test probe apparatus 3 with detector main frame grafting；Described test pipeline 1 is connected with oil pipeline, tests pipeline 1
Probe insertion through hole 4 is provided with, 11mm, 20mm, 35mm are designed by the influence to air content and slippage velocity in test pipeline 1
Deng the test pipeline 1 of different pore size；Described detector main frame 2 include measuring nose, collection with control system, communication system,
Display system and operation button, communication system is RS-485 wired communication systems, and the moisture content information transfer for being responsible for measuring is arrived
On corresponding master system.Collection with control system be bi-directionally connected measuring nose, communication system, display system and operation by
Key；Described test probe apparatus 3 include that measurement cable 5, the end of measurement cable 5 are inserted in measuring nose, measurement cable 5
Front end sets measurement probe 6, and described measurement probe 6 can be inserted in the insertion test pipeline 1 that through hole 4 is sealed by probe；Institute
The measuring nose stated includes oscillating circuit, radiating circuit, receiving circuit and tesing and switching circuit.
Described test probe apparatus 3 also include measurement locknut external member 7 and insulating sheath 8, and measurement locknut external member 7 is detachable
The front end for being connected to measurement cable 5, be arranged described insulating sheath 8, the tundish of insulating sheath 8 in the middle of measurement locknut external member 7
Described measurement probe 6 is wrapped up in, measurement probe 6 is turned on measurement cable 5.
Described test pipeline 1 sets and is provided with heater arriving groove, and the interior pipeline that sets of heater arriving groove adds
Hot device 9, described pipeline heater 9 includes setting adiabatic foam in protective jacket 10, protective jacket 10, is set in adiabatic foam
Semiconductor heating module and temperature relay, pipeline heater 9 are connected with described collection with control system；Semiconductor heated mould
Block can not only heat the temperature that test pipeline 1 reaches needs, it is to avoid test pipeline 1 is blocked because of wax deposition, moreover it is possible to made up traditional
The shortcomings of heater strip heating voltage is high, electric current is big, and it only needs completion heating by low-voltage direct 24V, 1A.Protective jacket
10 cause that testing tube thermal transition efficiency reaches more than 90% with adiabatic foam, while protective relay and semiconductor heating module.
Dismountable anti-blocking jack panel 11 is provided with the arrival end of described test pipeline 1, is set on anti-blocking jack panel
Multiple filtering through hole, the crude oil to be measured that anti-blocking jack panel 11 pairs enters test pipeline carries out gas-liquid separation and contaminant filter, with pressure
Gas in the mixture of oil, water and gas of power is because of eddy flow principle initial gross separation；Maximum filtering through hole is 8mm in multiple filtering through hole, is had
What is imitated avoids the blocking of felt or rubber to test pipeline 1 in oil pipeline, and anti-blocking jack panel 11 is located at oil water mixture
Into the entrance of test pipeline 1, it is easy to cleaning and replacing in production process；
The described bottom of test pipeline 1 is connected with anti-blocking by-pass line 12, and anti-blocking by-pass line 12 is arranged on anti-blocking consent
On the test pipeline 1 of the inner side of plate 11；Anti-blocking by-pass line 12 includes two sections of VERTICAL TUBEs 13 for being connected with test pipeline 1 respectively and connects
Two sections of horizontal leak-off pipes 14 of VERTICAL TUBE 13 are connect, one end closing of horizontal leak-off pipe 14, one end set eduction valve 15, and two sections vertically
Constant pressure valve 16 is provided with 13 sections of pipe；When pressure imbalance in oil pipeline, constant pressure valve 16 is beaten when pipe pressure is more than 2MPa
Open, the excessively stream of anti-blocking by-pass line 12, ensure normal production.
Described measurement probe 6 is the gold-plated material probe of brass, measures the Surface coating corrosion-inhibiting coating of probe 6, measures probe 6
Measurement termination be the ball head structure with flowing hole, meet 5MPa, 400M3Long-time under/day pressure is washed away.
Operation principle of the present utility model is：
The utility model is based on high-frequency electromagnetic sonic wave guide propagation principle, the electromagnetic wave of transmitting by after oil mixing with water medium,
Its amplitude and phase can all produce certain change, and profit content ratio is drawn by measuring the attenuation degree of its electric signal, its
Physical theory basis is all based on the Maxwell equation of classics.Fluid in using electromagnetic wave signal measurement petroleum pipeline
When, steel petroleum pipeline is good conductor and constitutes waveguide, so as to fetter the propagation with guide electromagnetic waves.Oil water mixture is
Lossy medium, so as to cause the amplitude fading of electromagnetic wave and phase offset.Therefore, the guide properties in pipeline be by pipeline and
What fluid was together decided on.Guide measuring method is the electromagnetic wave that certain pattern and certain frequency are encouraged using transmitting antenna, then
The decay and phase shift of guided wave are detected using reception antenna, so as to obtain the electrical parameter of fluid in investigative range, and then is utilized
Water draws moisture content with the electrical parameter difference of oil.
Constant frequency that one measurement probe 6 produces oscillating circuit, the raw electrical signal of permanent width are sent to by radiating circuit
In test pipeline, another measurement probe 6 receives the signal by the decay after oil water mixture propagation and is sent to reception electricity
Road, the decay electric signal that receiving circuit will get is compared with the raw electrical signal without decay, draws raw electrical signal
By the pad value decayed after oil water mixture；Pad value is converted into tesing and switching circuit the electric signal for being more easy to measurement, then
The electric signal is sent to collection and control system, data acquisition and control part is the core of data operation and data transfer,
It is responsible for calculating real-time water cut value by linear correction and weighted average value-based algorithm, and acquisition rate reaches 200Ms once, its
Certainty of measurement can reach within 5%, repeatable accuracy 1%；Collection calculates crude oil water content and is displayed in display system with control system
The upper or moisture content information transfer that will be measured by RS-485 wired communication systems is on corresponding master system.
Content of the present utility model is not limited to cited by embodiment, and those of ordinary skill in the art are new by reading this practicality
Type specification and any equivalent conversion taken technical solutions of the utility model, are claim institute of the present utility model
Cover.
Claims (8)
1. a kind of online crude oil water containing detector, is arranged on oil pipeline, it is characterised in that：Described online crude oil water containing
Detector includes test pipeline（1）, detector main frame（2）And two test probe apparatus with detector main frame grafting（3）；Institute
The test pipeline stated（1）Connected with oil pipeline, in test pipeline（1）Leading portion and back segment on be respectively provided with the insertion of probe
Through hole（4）；Described detector main frame（2）Including measuring nose, collection and control system, communication system, display system and behaviour
Make button, collection is bi-directionally connected measuring nose, communication system, display system and operation button with control system；Described test
Probe unit（3）Including measurement cable（5）, measurement cable（5）End be inserted in measuring nose, measure cable（5）Front end
Measurement probe is set（6）, two measurement probes（6）Through hole can be inserted by two probes respectively（4）The insertion testing tube of sealing
Road（1）It is interior；Described measuring nose includes oscillating circuit, radiating circuit, receiving circuit and tesing and switching circuit.
2. online crude oil water containing detector according to claim 1, it is characterised in that：Described test probe apparatus（3）
Also include measurement locknut external member（7）And insulating sheath（8）, measure locknut external member（7）It is removably attachable to measure cable（5）'s
Front end, measures locknut external member（7）Centre is arranged described insulating sheath（8）, insulating sheath（8）Parcel described measurement in centre is visited
Pin（6）, measure probe（6）With measurement cable（5）Conducting.
3. online crude oil water containing detector according to claim 1 and 2, it is characterised in that：In two probe insertion through holes
（4）Between test pipeline（1）On be provided with heater arriving groove, pipeline heater is set in heater arriving groove（9）,
Described pipeline heater（9）Including protective jacket（10）, protective jacket（10）It is interior that adiabatic foam is set, set in adiabatic foam
Semiconductor heating module and temperature relay, pipeline heater（9）It is connected with control system with described collection.
4. line crude oil water containing detector according to claim 3, it is characterised in that：Described test pipeline（1）Entrance
Dismountable anti-blocking jack panel is provided with end（11）, multiple filtering through holes, anti-blocking jack panel are set on anti-blocking jack panel（11）
Crude oil to be measured to entering test pipeline carries out gas-liquid separation and contaminant filter.
5. online crude oil water containing detector according to claim 4, it is characterised in that：Described test pipeline（1）Bottom
It is connected with anti-blocking by-pass line（12）, anti-blocking by-pass line（12）It is arranged on anti-blocking jack panel（11）The test pipeline of inner side（1）
On；Anti-blocking by-pass line（12）Including two sections respectively with test pipeline（1）The VERTICAL TUBE of connection（13）With two sections of VERTICAL TUBEs of connection
（13）Horizontal leak-off pipe（14）, horizontal leak-off pipe（14）One end closing, one end set eduction valve（15）, two sections of VERTICAL TUBEs
（13）Constant pressure valve (16) is provided with section.
6. online crude oil water containing detector according to claim 5, it is characterised in that：The constant pressure valve（16）It is big in pipe pressure
Opened when 2MPa, anti-blocking by-pass line（12）Excessively stream.
7. online crude oil water containing detector according to claim 6, it is characterised in that：Described measurement probe（6）It is Huang
The gold-plated material probe of copper, measures probe（6）Surface coating corrosion-inhibiting coating, measures probe（6）Measurement termination be with flowing hole
Ball head structure.
8. online crude oil water containing detector according to claim 7, it is characterised in that：Described communication system is RS-485
Wired communication system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621263282.5U CN206292190U (en) | 2016-11-24 | 2016-11-24 | A kind of online crude oil water containing detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621263282.5U CN206292190U (en) | 2016-11-24 | 2016-11-24 | A kind of online crude oil water containing detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206292190U true CN206292190U (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621263282.5U Expired - Fee Related CN206292190U (en) | 2016-11-24 | 2016-11-24 | A kind of online crude oil water containing detector |
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| Country | Link |
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| CN (1) | CN206292190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770380A (en) * | 2016-11-24 | 2017-05-31 | 侯宁 | A kind of online crude oil water containing detector and its detection method |
-
2016
- 2016-11-24 CN CN201621263282.5U patent/CN206292190U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770380A (en) * | 2016-11-24 | 2017-05-31 | 侯宁 | A kind of online crude oil water containing detector and its detection method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20211124 |