CN203101083U - Testing device for bound optimization of crude oil low-temperature gathering and transferring technology - Google Patents
Testing device for bound optimization of crude oil low-temperature gathering and transferring technology Download PDFInfo
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- CN203101083U CN203101083U CN 201320134822 CN201320134822U CN203101083U CN 203101083 U CN203101083 U CN 203101083U CN 201320134822 CN201320134822 CN 201320134822 CN 201320134822 U CN201320134822 U CN 201320134822U CN 203101083 U CN203101083 U CN 203101083U
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Abstract
The utility model relates to a testing device for the bound optimization of a crude oil low-temperature gathering and transferring technology. A testing pipeline of the testing device comprises two testing pipes which are connected in parallel; each testing pipe is formed by connecting a constant-diameter stainless steel tube and pressure-bearing glass tubes through threads; the testing pipeline is arranged in a temperature control bath tank; pressure transmitters and temperature transmitters are respectively installed in front and in back of the testing pipeline; a crude oil tank and a water adding tank are connected in parallel and then are connected with an inlet of the testing pipeline; an outlet of the testing pipeline is connected with an emulsifying tank through a pipeline; an outlet of the emulsifying tank is connected to the inlet of the testing pipeline through a pipeline; a worm liquid flow meter is arranged on the pipeline between the emulsifying tank and the testing pipeline; the worm liquid flow meter, all the pressure transmitters and all the temperature transmitters are connected with a data collecting and processing system; and the crude oil tank, the water adding tank and the emulsifying tank are installed on corresponding measuring electronic scales. The testing device can reliably imitate a crude oil cooling and viscosity reduction gathering and transferring operation scheme.
Description
One, technical field:
The utility model relates to and be used for the defeated device of crude oil low temperature collection, what be specifically related to is to be used for the test unit that crude oil low temperature gathering-transferring technology boundary is optimized.
Two, background technology:
Ground oil-gas gathering and transportation link as the oil field highly energy-consuming, its oil-collecting part energy consumption accounts for 60～80% of gathering system total energy consumption, and wherein thermal energy consumption just accounts for more than 90%, it is special after oil mining constantly changes high water-cut stage over to, overwhelming majority heat energy will be consumed in heating to be mixed in the defeated water mixing, cause terminal heating furnace air consumption to be rapid ascendant trend, the corresponding raising of cost of crude oil production, therefore, for the optimization of oil-collecting technology operational factor and to carry out normal, low temperature gathering-transferring technology research be the research emphasis and the focus in oilfield surface engineering field always.The research method that generally adopts roughly comprises at present: one is based on the optimal design theory sets up mathematical model, establishment computation optimization software, though this theoretical method is strong, but the relevant variations of physical parameters of wet oil takes into full account in being difficult to the actual flow process when calculating, can only determine parameter value by the means of taking match, simultaneously, also many problems have been carried out idealized processing; The 2nd, directly carry out site test and grope to determine that this method relatively has directive significance, but the required test period is long, and for avoiding causing industrial accident, the setting range limitation to operational factor in the practical operation is very big; The 3rd, by means of the research means of simulation laboratory test, it is workable, applied widely, can be that engineering is actual to provide various useful foundations and reference, but the technical information investigation shows, still there be not at present moulding test apparatus or the device that is applied to study crude oil low temperature gathering-transferring technology, or only be applicable to the polyphase fluid experimental device of flow pattern research, or easy circuit simulation test device, to the oil collecting pipe specification, the soil environment temperature, watering quantity, the change of working conditions such as water mixing temperature and velocity of medium does not combine and takes in, achievement in research to actual gathering-transferring technology boundary determine and the optimization of technology operational factor lacks strong guiding value.
Three, summary of the invention:
The purpose of this utility model provides and is used for the test unit that crude oil low temperature gathering-transferring technology boundary is optimized, and this test unit that is used for the optimization of crude oil low temperature gathering-transferring technology boundary is used to solve lack at present and is used to study the moulding test apparatus of crude oil low temperature gathering-transferring technology or the problem of device.
The technical scheme that its technical matters that solves the utility model adopts is: this test unit that is used for the optimization of crude oil low temperature gathering-transferring technology boundary comprises petroleum tank, water mixing jar, test pipeline, temperature control bath, pressure unit, temperature transmitter, emulsion tank, data acquisition processing system, two testing tubes of testing tube route are in parallel to be constituted, testing tube is formed by connecting by isometrical stainless-steel tube and pressure-bearing glass pipe thread, wherein stainless-steel tube twines insulation belt outward, the test pipeline is arranged in the temperature control bath, and the front and back of test pipeline all are equipped with pressure unit and temperature transmitter; Is connected with test pipeline inlet after petroleum tank and the parallel connection of water mixing jar, the petroleum tank outlet is equipped with transfer pump again, and the water mixing jar exports the water mixing pump is installed; The testing tube way outlet is connected with emulsion tank by pipeline, and the emulsion tank outlet is connected to test pipeline inlet by pipeline, circulation gear-type pump, worm gear liquid flowmeter in the pipeline between emulsion tank and the test pipeline is provided with; Worm gear liquid flowmeter, described each pressure unit, each temperature transmitter all are connected with data acquisition processing system; Petroleum tank, water mixing jar, the equal seat of emulsion tank are on corresponding metering electronic scale.
In petroleum tank, water mixing jar, the emulsion tank magnetic stirring apparatus is installed all in the such scheme, each magnetic stirring apparatus is connected with data acquisition processing system respectively, transfer pump, water mixing pump, interior circulation gear-type pump all drive frequency converter with speed governing and are connected, and each speed governing drives frequency converter and is connected with data acquisition processing system respectively; The temperature control bath has temperature control system, and temperature control system is made of cold unit and temperature controller, and temperature controller is set in place the pressure-bearing glass pipe place in the temperature control bath, and cold unit is connected with data acquisition processing system respectively with temperature controller.
In two testing tubes, one of them is formed by connecting by DN65 stainless-steel tube and DN65 pressure-bearing glass pipe thread in the such scheme, and another root is formed by connecting by DN50 stainless-steel tube and DN50 pressure-bearing glass pipe thread.
Petroleum tank, water mixing jar and emulsion tank all carry the heat tracing system in the such scheme.
Beneficial effect:
1, flow scheme design of the present utility model, technical parameter are all similar to engineering reality, applied widely to crude oil property and working condition, can authentic simulation crude oil low temperature and the viscosity reduction collection transport capable scheme, the automaticity height is convenient to safeguard.
2, the utility model can be determined gathering-transferring technology boundary under the different working conditions, for oil-collecting technology optimization of operating parameters provides reliable basis.
Four, description of drawings:
Fig. 1 is a structural representation of the present utility model.
1. petroleum tank, 2. water mixing jar, 3. stainless-steel tube, 4. pressure-bearing glass pipe, 5. transfer pump, 6. water mixing pump, 7. emulsion tank, 8. magnetic stirring apparatus, 9. cold unit, 10. temperature control bath, 11. temperature controllers, 12. pressure units, 13. temperature transmitter, 14. interior circulation gear-type pumps, 15. worm gear liquid flowmeters, 16. data acquisition processing system, 17. electro connecting pressure gauges, 18. heavy electrons claim.
Five, embodiment:
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 1, this test unit that is used for the optimization of crude oil low temperature gathering-transferring technology boundary comprises petroleum tank 1, water mixing jar 2, the test pipeline, temperature control bath 10, pressure unit 12, temperature transmitter 13, emulsion tank 7, data acquisition processing system 16, two total lengths of testing tube route are the testing tube formation in parallel about 11m, testing tube is threaded by isometrical stainless-steel tube 3 and pressure-bearing glass pipe 4 and forms, wherein a testing tube is threaded by DN65 stainless-steel tube 3 and DN65 pressure-bearing glass pipe 4 and forms, another root is threaded by DN50 stainless-steel tube 3 and DN50 pressure-bearing glass pipe 4 and forms, adopt the thread seal connected mode, convenient disassembly, can realize that the different schemes simulation test finishes the back sedimental scraping in managing got, the stainless-steel tube 4 outer insulation belts that twine of every testing tube, 3m tests as test is main in long glass area under control in the testing tube, observe the district, and mainly be to be placed in the temperature control bath 10.The front and back of test pipeline all are equipped with low pressure transmitter 12 and high-precision temperature transmitter 13, before the test pipeline electro connecting pressure gauge 17 are installed also, and electro connecting pressure gauge 17 is installed in the front of pressure unit 12 and temperature transmitter 13.
The test pipeline also can integral body all in temperature control bath 10, temperature control bath 10 has temperature control system, temperature control system is made of cold unit 9 and temperature controller 11, temperature controller 11 is set in place pressure-bearing glass pipe 4 places in temperature control bath 10, and cold unit 9 is connected with data acquisition processing system 16 respectively with temperature controller 11.Regulate environment temperature by temperature controller 11 and cold unit 9, simulate the seasonal variety of actual buried pipeline surrounding soil environment temperature.
Is connected with test pipeline inlet after petroleum tank 1 and 2 parallel connections of water mixing jar, petroleum tank 1 outlet is equipped with transfer pump 5 again, and water mixing jar 2 exports water mixing pump 6 is installed; The testing tube way outlet is connected with emulsion tank 7 by pipeline, and emulsion tank 7 outlets are connected to test pipeline inlet by pipeline, circulation gear-type pump 14, worm gear liquid flowmeter 15 in the pipeline between emulsion tank 7 and the test pipeline is provided with; Petroleum tank 1, water mixing jar 2, emulsion tank 7 all seat are measuring on the electronic scale 18, petroleum tank 1, water mixing jar 2 and emulsion tank 7 all carry the heat tracing system, the volume of petroleum tank 1 and water mixing jar 2 is 30L, temperature is ℃ continuous adjustable in room temperature～100 in jar, and watering quantity and conveying crude oil water percentage parameter are regulated by electronic scale metering 18; The volume of emulsion tank 7 is 50L.
Described worm gear liquid flowmeter 15, described each pressure unit 12, each temperature transmitter 13 all are connected with data acquisition processing system 16; In petroleum tank 1, water mixing jar 2, the emulsion tank 7 magnetic stirring apparatus 8 is installed all, each magnetic stirring apparatus 8 is connected with data acquisition processing system 16 respectively, transfer pump 5, water mixing pump 6, interior circulation gear-type pump 14 all drive frequency converter with speed governing and are connected, and each speed governing drives frequency converter and is connected with data acquisition processing system 16 respectively; Data acquisition processing system 16 can be monitored not in real time to testing all data qualifications, and storage is automatically handled automatically according to analyzing needs at last.
Valve group of the present utility model is switched to meet technological process, reduces local friction loss as far as possible, is satisfied system works pressure and guarantee that security of operation is that principle is provided with, and need be provided with application of sample mouth, sample tap, cleaning sewage draining exit etc. in conjunction with test on correlation module.
When the utility model carries out simulation test, the crude oil and the extraction sewage that in petroleum tank 1, water mixing jar 2, add the known aqueous rate by the application of sample mouth respectively, utilize the meter heavy electron to claim 18 amounts of being metered into, open its magnetic stirring apparatus, and log-on data acquisition processing system 16, according to the testing program specific requirement, duty parameters such as corresponding temperature, pump speed are set, if scheme needs the environment temperature in the temperature control bath 10 to be lower than room temperature, then move cold unit 9 simultaneously, manual adjustments DN65 stainless-steel tube or DN50 stainless-steel tube are checked technological process along the valve opening of journey then.After treating that temperature reaches setting value, start transfer pump 5 and water mixing pump 6, and claim 18 indicating value adjusting, control system watering quantity, at this moment, open and regulate the magnetic stirring apparatus 8 in the oil-water emulsion jar 7, make flow media in jar, produce emulsification according to the meter heavy electron.When pressure-bearing glass tube inlet end pressure rises to about 0.5MPa, and system's watering quantity is when reaching scheme and requiring, according to be provided with parameter start in circulation gear-type pump 14, close transfer pump 5 and water mixing 6 pumps, open data acquisition system (DAS) 16, the defeated simulation test of beginning water mixing collection.By real-time monitoring to temperature, pressure data in the medium circulation flow process, reflect temperature drop, change in pressure drop rule under the corresponding water mixing collection transmission scheme, by observation to flow media in the pressure-bearing glass pipe, profit flow pattern when describing corresponding water mixing collection transmission scheme, in conjunction with the sampling and the final tube wall deposition status analysis of test different phase, the gathering-transferring technology boundary in the time of can determining this scheme.With reference to upper type, can simulate various different schemes by switching technological process, change working condition, thereby the defeated effect of comparative analysis water mixing collection is determined the returning-oil temperature boundary, instructs the optimization of oil-collecting technology operational factor.Simultaneously, in test is carried out, but discontinuity starts transfer pump, and simulation well head low temperature extraction liquid mixes the influence of back to gathering system pressure, temperature field.
Claims (4)
1. one kind is used for the test unit that crude oil low temperature gathering-transferring technology boundary is optimized, it is characterized in that: this test unit that is used for the optimization of crude oil low temperature gathering-transferring technology boundary comprises petroleum tank (1), water mixing jar (2), the test pipeline, temperature control bath (10), pressure unit (12), temperature transmitter (13), emulsion tank (7), data acquisition processing system (16), two testing tubes of testing tube route are in parallel to be constituted, testing tube is threaded by isometrical stainless-steel tube (3) and pressure-bearing glass pipe (4) and forms, wherein twine insulation belt outside the stainless-steel tube (3), the test pipeline is arranged in the temperature control bath (10), and the front and back of test pipeline all are equipped with pressure unit (12) and temperature transmitter (13); Is connected with test pipeline inlet after petroleum tank (1) and water mixing jar (2) parallel connection, petroleum tank (1) outlet is equipped with transfer pump (5) again, and water mixing jar (2) exports water mixing pump (6) is installed; The testing tube way outlet is connected with emulsion tank (7) by pipeline, emulsion tank (7) outlet is connected to test pipeline inlet by pipeline, circulation gear-type pump (14), worm gear liquid flowmeter (15) in the pipeline between emulsion tank (7) and the test pipeline is provided with; Worm gear liquid flowmeter (15), described each pressure unit (12), each temperature transmitter (13) all are connected with data acquisition processing system (16); Petroleum tank (1), water mixing jar (2), the equal seat of emulsion tank (7) are on corresponding metering electronic scale (18).
2. the test unit that is used for the optimization of crude oil low temperature gathering-transferring technology boundary according to claim 1, it is characterized in that: in described petroleum tank (1), water mixing jar (2), the emulsion tank (7) magnetic stirring apparatus (8) is installed all, each magnetic stirring apparatus (8) is connected (16) respectively with data acquisition processing system, transfer pump (5), water mixing pump (6), interior circulation gear-type pump (14) all drive frequency converter with speed governing and are connected, and each speed governing drives frequency converter and is connected with data acquisition processing system (16) respectively; Temperature control bath (10) has temperature control system, temperature control system is made of cold unit (9) and temperature controller (11), the pressure-bearing glass pipe (4) that temperature controller (11) is set in place in temperature control bath (10) is located, and cold unit (9) is connected with data acquisition processing system (16) respectively with temperature controller (11).
3. the test unit that is used for the optimization of crude oil low temperature gathering-transferring technology boundary according to claim 1, it is characterized in that: in described two testing tubes, one of them is threaded by DN65 stainless-steel tube (3) and DN65 pressure-bearing glass pipe (4) and forms, and another root testing tube is threaded by DN50 stainless-steel tube (3) and DN50 pressure-bearing glass pipe (4) and forms.
4. the test unit that is used for the optimization of crude oil low temperature gathering-transferring technology boundary according to claim 1, it is characterized in that: described petroleum tank (1), water mixing jar (2) and emulsion tank (7) all carry the heat tracing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320134822 CN203101083U (en) | 2013-03-23 | 2013-03-23 | Testing device for bound optimization of crude oil low-temperature gathering and transferring technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320134822 CN203101083U (en) | 2013-03-23 | 2013-03-23 | Testing device for bound optimization of crude oil low-temperature gathering and transferring technology |
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| Publication Number | Publication Date |
|---|---|
| CN203101083U true CN203101083U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320134822 Expired - Fee Related CN203101083U (en) | 2013-03-23 | 2013-03-23 | Testing device for bound optimization of crude oil low-temperature gathering and transferring technology |
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| CN (1) | CN203101083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884432A (en) * | 2017-12-22 | 2018-04-06 | 河北华北石油港华勘察规划设计有限公司 | Measure experimental provision and method that water-oil phase in collector and delivery pipe road glues wall temperature |
-
2013
- 2013-03-23 CN CN 201320134822 patent/CN203101083U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884432A (en) * | 2017-12-22 | 2018-04-06 | 河北华北石油港华勘察规划设计有限公司 | Measure experimental provision and method that water-oil phase in collector and delivery pipe road glues wall temperature |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20140323 |