CN105092779B - Air foam displacement of reservoir oil output gas on-line measuring device and process - Google Patents
Air foam displacement of reservoir oil output gas on-line measuring device and process Download PDFInfo
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Abstract
A kind of air foam displacement of reservoir oil output gas on-line measuring device and process, belong to oil recovery technique field.Explosion-proof electrical source 1 connection traffic controller 4, solenoid electric valve 5, O2, CO, CO2 and combustible gas detection transmitter 10, GPRS network device 12 and all pipeline heat-insulation heating devices provide power supply；Wellhead sleeve gas introduces flow controller 4 by air entraining pipe, the other end of flow controller 4 connects solenoid electric valve 5 by pipeline, the other end of solenoid electric valve 5 connects surge tank 6 by pipeline, electromagnetic valve 8 is connected bottom surge tank 6, surge tank 6 top pipe connects pneumatic filter 9, the other end of pneumatic filter 9 connects O2 by pipeline, CO, CO2 and combustible gas detection transmitter 10, O2, CO, CO2 and combustible gas detection transmitter 10 connect data acquisition unit 11, data acquisition unit 11 is by test data collection and passes to GPRS network device 12 and is transmitted into the computer software unit 7 of Control Room.
Description
Technical field
The present invention relates to a kind of air foam displacement of reservoir oil output gas on-line measuring device and process, belong to oil recovery technique field.
Background technology
Air foam technology of reservoir sweep is intended to inject a certain amount of air by injecting well to oil reservoir with pressure fan, owing to existing in stratum
The vertical fracture that intrinsic fracture, layer reason and pressure break are formed is susceptible to has channeling；Or, owing to the long-term water that injects flows along macropore
Wash away stratum further, increased anisotropism, be susceptible to has channeling；These unfavorable factors can cause injecting gas too early from oil
Well output；Owing to air containing a certain amount of oxygen, so oxygen easily occurs serious corruption to oil production equipment after oil well output
Erosion, especially when oxygen concentration reach a certain amount of after be susceptible to blast.So wanting periodic monitoring correspondence producing well during operation
Daily output tolerance and the situation of change of constituent content, one it is found that oxygen components occur, should strengthen produce constituents monitoring density.
When producing well oxygen occurs close to marginal value, should resolutely take the measures such as closing well.
Detect system below performing when detecting from well casing gas containing oxygen, be currently and use Portable monitor, periodically
Irregularly monitor oxygen concentration at oil well casing；Once it is found to have oxygen output, different according to oxygen concentration, with different detections
Cycle is detected.
Such as:
1, when oxygen concentration is at 1%～3%, on-the-spot every 2 hours monitoring primary oxygen concentration.
2, when oxygen concentration is at 3%～5%, on-the-spot every 1 hour monitoring primary oxygen concentration.
3, when oxygen concentration reaches 5%, inject well willow 74-60 and stop note, 4 mouthfuls of oil well closing wells.
Owing to trial zone oil well quantity is many, being again mountain area, the amount of labour is too big, causes test job not to be normally carried out；Except this it
Outward, owing to tester often changes, different people is different to instrument proficiency level, causes the difference of test result, and these hold
Easily cause potential safety hazard.So in the urgent need to undergoing technological transformation, with the needs of satisfied reality.
Summary of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of air foam displacement of reservoir oil output gas on-line measuring device and technique side
Method.
A kind of air foam displacement of reservoir oil output gas on-line measuring device, explosion-proof electrical source 1 connection traffic controller 4, solenoid electric valve 5,
O2、CO、CO2Power supply is provided with combustible gas detection transmitter 10, GPRS network device 12 and all pipeline heat-insulation heating devices；
Wellhead sleeve gas introduces flow controller 4 by air entraining pipe, and the other end of flow controller 4 connects solenoid electric valve 5 by pipeline,
The other end of solenoid electric valve 5 connects surge tank 6 by pipeline, connects electromagnetic valve 8, surge tank 6 upper tube bottom surge tank 6
Son connects pneumatic filter 9, and the other end of pneumatic filter 9 connects O by pipeline2、CO、CO2Pick-up is detected with combustible gas
Device 10, O2、CO、CO2Connecting data acquisition unit 11 with combustible gas detection transmitter 10, data acquisition unit 11 will test data
Gather and pass to GPRS network device 12 and be transmitted into the computer software unit 7 of Control Room.
A kind of air foam displacement of reservoir oil output gas on-line checking process, containing following steps；
Flow controller 4, solenoid electric valve 5, O is given by explosion-proof electrical source 12、CO、CO2With combustible gas detection transmitter 10,
GPRS network device 12, all pipeline heat-insulation heating devices provide power supply；When wellhead sleeve gas introduces flow control by air entraining pipe
Device 4 processed, flow controller 4 controls reasonable flow and gas pressure by internal flow sensor and pressure transducer, when flow,
Pressure meets when arranging value, and gas introduces a gas into surge tank 6 by pipeline and solenoid electric valve 5, is designed with gas in surge tank 6
Liquid/gas separator, when there being hydrops in surge tank 6, and when reaching a certain amount of, bottom surge tank 6, electromagnetic valve 8 can automatically open up liquid
Body is discharged, and surge tank 6 top gas will introduce pneumatic filter 9 filtration further to gas by surge tank 6 top pipe,
After filtration, gas is introduced into O2、CO、CO2Detect with combustible gas detection transmitter 10, wherein combustible-gas detector pair
Fuel gas in the ambient air of job site detects in real time, and monitoring signal passes through data acquisition unit 11 by test data collection
And pass to GPRS network device 12 and be transmitted into the computer software unit 7 of Control Room, more right by computer software unit 7
The data received carry out Treatment Analysis and report processes, if detection data are beyond alarming value, computer software unit 7 can be sent out
Go out alarm signal, by detection device failure alert, maintenance instructions is issued Field Force simultaneously and carry out cooperation process.
Another inventive aspect according to the present invention, it is provided that a kind of air foam displacement of reservoir oil output gas on-Line Monitor Device, including explosion-proof
Power supply, flow controller, solenoid electric valve, O2、CO、CO2Transmitter, GPRS network device, pipe is detected with combustible gas
Road heat insulation and heating equipment and surge tank, explosion-proof electrical source and flow controller, solenoid electric valve, O2、CO、CO2And combustible gas
Detection transmitter, GPRS network device and pipeline heat-insulation heating device electrical connection；First end of flow controller is connected with import,
First end of solenoid electric valve is connected with the second end of flow controller, and the second end of solenoid electric valve is connected with surge tank, buffering
The bottom of tank connects electromagnetic valve, surge tank and O2、CO、CO2Connect with combustible gas detection transmitter, O2、CO、CO2
It is connected with GPRS network device with combustible gas detection transmitter.
Further, air foam displacement of reservoir oil output gas on-Line Monitor Device also includes filter, and filter is connected to delay by pipeline
Rush tank and O2、CO、CO2And between combustible gas detection transmitter.
Further, the communicating position of filter and surge tank is positioned at the top of surge tank.
Further, air foam displacement of reservoir oil output gas on-Line Monitor Device also includes data acquisition unit, O2、CO、CO2With flammable
Gas detection transmitter is connected with data acquisition unit, and data acquisition unit is by test data collection and passes to GPRS network device and launches
Computer software unit to Control Room.
The invention have the advantage that
1, realize, to oxygen concentration on-line real-time measuremen in extraction well output gas, grasping the content of oxygen in time, reach to control to recover the oil
In well output gas, oxygen concentration is in safety range, reaches the purpose guaranteed safe production.
2, detection output wherein reacts, with in-place oil or natural gas, CO, the CO produced due to the air of injection in real time2、N2, and
In site environment air, the content of fuel gas and changes of contents, accurately study oxygen low-temperature oxidation in the air foam displacement of reservoir oil for science
Reaction rule provides reliable data, improves research level and application effect.
3, the content of fuel gas in site environment air is detected in real time, it is to avoid the accidents such as blast occur, it is ensured that under safety condition
Produce smoothly.
Invention effect:
Proved by Site Detection test, by the processing control apparatus to output gas, can smoothly output gas be controlled safely
Flow processed, gas production sample and detection, device is to O in gas2、CO、CO2Analysis can be promptly and accurately detected with site environment combustible gas,
As O in output gas2Energy and alarm when exceeding alarming value with CO and site environment fuel gas content, when finding inspection at Control Room
Survey when data occur abnormal and can find in time and report to the police, and can process with detection Field Force's communication in time, when running software occurs
During fault, can be linked up with software designer by network, it is achieved online real time modifying and process；Detected by this device
Data accurately and reliably, for coordinate grope air foam displacement of reservoir oil field test results analysis, oil displacement rule achieves the test number of science
According to.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by referring to detailed description below, it is possible to be more completely more fully understood that the present invention and easily
Learn the advantage that many of which is adjoint, but accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes this
A bright part, the schematic description and description of the present invention is used for explaining the present invention, is not intended that the improper limit to the present invention
Fixed, wherein:
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Embodiment 1: as it is shown in figure 1, a kind of air foam displacement of reservoir oil output gas on-line measuring device,
1, gas-detecting device:
Main by the O with data display function2、CO、CO2Transmitter 10, electromagnetic valve 8, GPRS number is detected with combustible gas
Constitute with control module, industrial control computer etc. according to gathering.
2, gas collecting processing means:
By flow controller 4, electromagnetic valve 8, gas-liquid separator (having pressure control function), the gas that filter etc. forms is adopted
Collection, control and processing means.Clean output gas is supplied to detector with flow, the pressure allowed, in order to avoid to detection
Device and connection pipeline cause damage, it is ensured that detection device can safe work well.
3, GPRS networking and software data acquisition process Analysis Control Unit:
Gathering the output gas component parameter of display required detection mouth well, data are stored in data base, have Realtime Alerts, describe curve,
The functions such as data query；Gasmetry transmitter possesses display on the spot and data remote controls dual-use function, can realize watching on the spot
Data and the purpose of remote detection；
4, safety monitoring limiting alarm device:
The change of real-time tracking Monitoring Data, when device monitoring information reaches safety monitoring ultimate value, device triggers warning automatically
Function, notifies related personnel, takes measures, and eliminates accident potential.
5, the early warning of safety monitoring information trend and limit prediction means:
By founding mathematical models, real-time research and application information change trend, when ascendant trend or index of correlation occurs in index of correlation
When occurring drastically to change, send early warning information in time.
6, detection Information Statistics analytical statement processing means:
Realize inquiry and the displaying of detection history data, utilize monitoring information to automatically generate monitoring information class form, daily sheet, the moon
Form.
7, gas sample tube heating and heat-insulating device:
When having water smoke to cause sampling pipeline blocking winter, starting long-range heating schedule, personnel carry out manual drain sewage at the scene
Operation.When pipeline does not blocks, forbid to start heating schedule.
The scope of application:
It is suitable for the O of Oil/gas Well output gas2、CO、CO2With site environment combustible gas, be suitable for oil-gas gathering and transportation and install pipes, in equipment
Gas component monitor in real time.
Relative analysis:
It is currently with Portable monitor, the most irregularly monitors oxygen concentration at oil well casing；Once it is found to have oxygen output,
Different according to oxygen concentration, detect with the different detection cycles.
Owing to trial zone oil well quantity is many, being again mountain area, the amount of labour is too big, causes test job not to be normally carried out；Except this it
Outward, owing to tester often changes, different people is different to instrument proficiency level, causes the difference of test result, and these hold
Easily cause potential safety hazard.So in the urgent need to undergoing technological transformation, with the needs of satisfied reality.
Proved by Site Detection test, by the processing control apparatus to output gas, can smoothly output gas be controlled safely
Flow processed, gas production sample and detection, device is to O in gas2、CO、CO2Analysis can be promptly and accurately detected with site environment combustible gas,
As O in output gas2With site environment fuel gas content beyond energy and alarm during alarming value, when finding detection data at Control Room
Can find in time and report to the police when occurring abnormal, and can process with detection Field Force's communication in time, when running software breaks down,
Can be linked up with software designer by network, it is achieved online real time modifying and process；The data detected by this device are accurate
Reliably, for coordinate grope air foam displacement of reservoir oil field test results analysis, oil displacement rule achieves the test data of science.
A kind of air foam displacement of reservoir oil output gas on-line measuring device, explosion-proof electrical source 1 connection traffic controller 4, solenoid electric valve 5,
O2、CO、CO2Power supply is provided with combustible gas detection transmitter 10, GPRS network device 12 and all pipeline heat-insulation heating devices；
Wellhead sleeve gas at well head 3 introduces flow controller 4 by air entraining pipe 2, and the other end of flow controller 4 is connected by pipeline
Solenoid electric valve 5, the other end of solenoid electric valve 5 connects surge tank 6 by pipeline, connects electromagnetic valve 8 bottom surge tank 6,
Surge tank 6 top pipe connects pneumatic filter 9, and the other end of pneumatic filter 9 connects O by pipeline2、CO、CO2With
Combustible gas detection transmitter 10, O2、CO、CO2Data acquisition unit 11, data acquisition is connected with combustible gas detection transmitter 10
Device 11 is by test data collection and passes to GPRS network device 12 and is transmitted into the computer software unit 7 of Control Room.
A kind of air foam displacement of reservoir oil output gas on-line checking process, containing following steps；
Flow controller 4, solenoid electric valve 5, O is given by explosion-proof electrical source 12、CO、CO2With combustible gas detection transmitter 10,
GPRS network device 12, all pipeline heat-insulation heating devices provide power supply；When wellhead sleeve gas introduces flow control by air entraining pipe
Device 4 processed, flow controller 4 controls reasonable flow and gas pressure by internal flow sensor and pressure transducer, when flow,
Pressure meets when arranging value, and gas introduces a gas into surge tank 6 by pipeline and solenoid electric valve 5, is designed with gas in surge tank 6
Liquid/gas separator, when there being hydrops in surge tank 6, and when reaching a certain amount of, bottom surge tank 6, electromagnetic valve 8 can automatically open up liquid
Body is discharged, and surge tank 6 top gas will introduce pneumatic filter 9 filtration further to gas by surge tank 6 top pipe,
After filtration, gas is introduced into O2、CO、CO2Detect with combustible gas detection transmitter 10, wherein combustible-gas detector pair
Fuel gas in the ambient air of job site detects in real time, and monitoring signal passes through data acquisition unit 11 by test data collection
And pass to GPRS network device 12 and be transmitted into the computer software unit 7 of Control Room, more right by computer software unit 7
The data received carry out Treatment Analysis and report processes, if detection data are beyond alarming value, computer software unit 7 can be sent out
Go out alarm signal, by detection device failure alert, maintenance instructions is issued Field Force simultaneously and carry out cooperation process.
Embodiment 2: as it is shown in figure 1, a kind of air foam displacement of reservoir oil output gas on-line measuring device,
(1) gas detecting rack is away from gs-oil separator air line distance 20～30m；
(2) gas detecting rack is away from emptying point air line distance 5m, and emptying end raises 3m (doing rainhat protection)；
(3) gas sample pipeline, blow-down pipe use galvanized pipe, with rack junction use thread connecting mode (in rack material and
Joint is rustless steel)；
(4) gas transmitter possesses teletransmission and the most aobvious double-mode；
(5) sampling pipeline, blow-down pipe do isothermal holding, are respectively adopted DNl5 galvanized pipe, DN25 galvanized pipe；
(6) 220VAC uses aviation plug access way, if being unworthy of heating tape power is 220V/10A；Otherwise need to provide
220V/50A plant-grid connection power；
(7) acquisition controlling cabinet uses skid mode, it is simple to installs and transports.
2. gas detecting switch board performance indications:
(1) measure equipment and Data Detection controls equipment and uses upper and lower subregion to arrange, threaded one-tenth one assembly；
(2) gasmetry transmitter possesses display and data remote dual-use function on the spot, can realize watching data on the spot and examining at a distance
Survey；
(3) equipment within machine cabinet selects stainless steel, has good decay resistance；
(4) inlet/outlet pipeline, sewage draining exit all use the connected mode of quick plug-in unit, it is simple to quickly assemble and tear shifting open；
(5) gas detecting cabinet dimensions: sheath block (high): 200mm, gas detecting case: 600 (length) × 250 (wide) × 500mm (high)；
Data control pass case: 600 (length) × 250 (wide) × 250mm (high)；
(6) casing is combined place's Explosion-proof host and is connected；
(7) hoisting ring and louvre it are designed with；
(8) data acquisition and switch board maximum overall dimensions: high 1050mm, long 600mm, wide 250mm.
3. capital equipment and accessory:
(1) gas transmitter.
(2) G-4500 wireless transport module, an equipment i.e. achieves data acquisition, GPRS data collection and control module,
Communication modes is GPRS, operating temperature-25～+70 DEG C.Ethernet communication, GPRS communication, GPS location, serial communication
Seamless switching.CPU:80186,80MHz MiniOS7 operates device 512kB SRAM, 512kB Flash RS-232x2,
RS-485x1 10/100Base-T=X, RJ-45 3 road DI, 3 road DO, 8 road AI support Modbus agreement, TCP/IP
Agreement supports that Vxcomm technology provides SD card slot, built-in GPRS/GSM communication module, built-in GPS module 128 ×
64dotsLCM shows.
(3) industrial control computer.Realize inquiry and the displaying of the display of Monitoring Data, warning, early warning and historical data.
(4) Combined switch electric source: 120WDC power supply, input voltage AC220V, output voltage DC24V 5A.
(5) explosion-proof solenoid valve: domestic closed type rustless steel explosion-proof solenoid valve, explosive-proof grade is dIIBT6, nominal diameter DN15,
Pressure 1.6MPa, medium temperature is the highest 60 DEG C, threaded, and power DC24V.
(6) gas flow controller: rustless steel gas flow controller, nominal diameter DNI5, medium temperature is the highest 120 DEG C, spiral shell
Stricture of vagina connects, and inlet pressure 1～2MPa, outlet pressure 0～0.1MPa is adjustable.
(7) other parts: instruction case, common valve, pipeline, buffering filter etc..Instruction case exterior tubing uses galvanized pipe,
Instruction case internal measurement pipeline uses the pressure flexible pipe more than 1MPa or stainless steel tube, and buffer uses 100mm stainless steel tube.
4. monitoring gas incorporation way: gas is introduced by oil pipe, through common valve, gas flow controller, explosion-proof solenoid valve,
Buffering filter enters measures pipeline, measures pipeline and stretches out 20～30m, and the high about 3m of end of line, and atmosphere survey
In buret line pressure be atmospheric pressure ± 10%.5.
Online monitoring data is analyzed and statistic device, gathers the relevant parameter of display detected gas, and data are stored in data base, have reality
Alarm, the description function such as curve, data query.
(1) safety monitoring limiting alarm.The change of real-time tracking Monitoring Data, when device monitoring information reaches safety monitoring ultimate value
Time, device automatically triggers warning function, notifies related personnel, takes measures, and eliminates accident potential.
(2) early warning of safety monitoring information trend and limit prediction.By founding mathematical models, real-time research and application information change trend,
When index of correlation occurs that ascendant trend or index of correlation occur drastically to change, send early warning information in time, and predict safety margins
Time.
(3) detection Information Statistics analysis.Realize inquiry and the displaying of detection history data, utilize monitoring information to automatically generate monitoring letter
Breath class form, daily sheet, moon form.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art
For, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of being made, etc.
With replacement, improvement etc., should be included within the scope of the present invention.
Claims (6)
1. an air foam displacement of reservoir oil output gas on-line measuring device, it is characterised in that explosion-proof electrical source (1) connection traffic controller (4),
Solenoid electric valve (5), O2、CO、CO2With combustible gas detection transmitter (10), GPRS network device (12) and institute
Pipeline heat-insulation heating device is had to provide power supply；Wellhead sleeve gas introduces flow controller (4), flow by air entraining pipe (2)
The other end of controller (4) connects solenoid electric valve (5) by pipeline, and the other end of solenoid electric valve (5) is by pipe
Road connects surge tank (6), and surge tank (6) bottom connects electromagnetic valve (8), and surge tank (6) top pipe connects gas
Filter (9), the other end of pneumatic filter (9) connects O by pipeline2、CO、CO2Pick-up is detected with combustible gas
Device (10), O2、CO、CO2Data acquisition unit (11), data acquisition unit is connected with combustible gas detection transmitter (10)
(11) by test data collection and pass to GPRS network device (12) and be transmitted into the computer software unit of Control Room
(7)。
2. an air foam displacement of reservoir oil output gas on-line checking process, it is characterised in that containing following steps；Pass through explosion-proof electrical source
(1) flow controller (4), solenoid electric valve (5), O are given2、CO、CO2With combustible gas detection transmitter (10),
GPRS network device (12), all pipeline heat-insulation heating devices provide power supply；When wellhead sleeve gas is introduced by air entraining pipe
Flow controller (4), it is gentle that flow controller (4) controls reasonable flow by internal flow sensor and pressure transducer
Body pressure, when flow, pressure meet and arranges value, gas introduces a gas into buffering by pipeline and solenoid electric valve (5)
Tank (6), surge tank is designed with gas-liquid separator in (6), when surge tank (6) has hydrops, and when reaching a certain amount of,
Surge tank (6) bottom electromagnetic valve (8) can automatically open up discharges liquid, and surge tank (6) top gas will be by buffering
Tank (6) top pipe introduces pneumatic filter (9) filtration further to gas, and after filtration, gas is introduced into O2、CO、
CO2Detecting with combustible gas detection transmitter (10), wherein combustible-gas detector is in the ambient air of job site
Fuel gas detects in real time, and monitoring signal by test data collection and passes to GPRS by data acquisition unit (11)
Network equipment (12) is also transmitted into the computer software unit (7) of Control Room, more right by computer software unit (7)
The data received carry out Treatment Analysis and report processes, if detection data are beyond alarming value, computer software unit (7)
Meeting signal an alert, issues Field Force by detection device failure alert by maintenance instructions simultaneously and carries out cooperation process.
3. an air foam displacement of reservoir oil output gas on-Line Monitor Device, it is characterised in that include explosion-proof electrical source (1), flow controller
(4), solenoid electric valve (5), O2、CO、CO2With combustible gas detection transmitter (10), GPRS network device (12),
Pipeline heat-insulation heating device and surge tank (6), described explosion-proof electrical source (1) and described flow controller (4), described electricity
Magnetic control valve (5), described O2、CO、CO2With combustible gas detection transmitter (10), described GPRS network device (12)
Electrically connect with described pipeline heat-insulation heating device；
First end of described flow controller (4) is connected with import, the first end of described solenoid electric valve (5) and described stream
Second end of amount controller (4) connects, and the second end of described solenoid electric valve (5) is connected with described surge tank (6),
The bottom of described surge tank (6) connects electromagnetic valve (8), surge tank (6) and described O2、CO、CO2And combustible gas
Detection transmitter (10) connects, described O2、CO、CO2With combustible gas detection transmitter (10) and described GPRS net
Network device (12) connects.
Air foam displacement of reservoir oil output gas on-Line Monitor Device the most according to claim 3, it is characterised in that described air foam
Displacement of reservoir oil output gas on-Line Monitor Device also includes that filter (9), described filter (9) are connected to described buffering by pipeline
Tank (6) and described O2、CO、CO2And between combustible gas detection transmitter (10).
Air foam displacement of reservoir oil output gas on-Line Monitor Device the most according to claim 4, it is characterised in that described filter (9)
With the top that the communicating position of described surge tank (6) is positioned at described surge tank (6).
Air foam displacement of reservoir oil output gas on-Line Monitor Device the most according to claim 3, it is characterised in that described air foam
Displacement of reservoir oil output gas on-Line Monitor Device also includes data acquisition unit (11), described O2、CO、CO2Become with combustible gas detection
Sending device (10) to be connected with described data acquisition unit (11), described data acquisition unit (11) by test data collection and passes to
Described GPRS network device (12) is also transmitted into the computer software unit (7) of Control Room.
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| CN201510219563.4A CN105092779B (en) | 2014-05-14 | 2015-04-30 | Air foam displacement of reservoir oil output gas on-line measuring device and process |
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| CN201410203767 | 2014-05-14 | ||
| CN2014102037674 | 2014-05-14 | ||
| CN201510219563.4A CN105092779B (en) | 2014-05-14 | 2015-04-30 | Air foam displacement of reservoir oil output gas on-line measuring device and process |
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| CN105548465B (en) * | 2015-12-07 | 2017-07-07 | 中国石油大学(北京) | A kind of on-line measuring device of displacement of reservoir oil foaming properties |
| CN105548475A (en) * | 2015-12-15 | 2016-05-04 | 中国石油天然气股份有限公司 | Injection well gas component detection instrument and method for air injection exploitation |
| JP7061504B2 (en) * | 2018-04-16 | 2022-04-28 | 株式会社小松製作所 | Hydraulic oil monitoring system and hydraulic oil monitoring method |
| CN109611090B (en) * | 2018-12-28 | 2023-10-31 | 中国石油天然气股份有限公司 | CO (carbon monoxide) 2 Method and device for collecting gas by returning oil casing to well |
| CN109798109A (en) * | 2018-12-28 | 2019-05-24 | 中国石油天然气股份有限公司 | A kind of air foam oil displacement test casinghead gas alters monitoring alarm and method |
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| CN201843610U (en) * | 2010-11-04 | 2011-05-25 | 中国石油天然气股份有限公司 | Gas sample collector at oil-gas well mouth |
| CN102353750B (en) * | 2011-06-03 | 2014-05-14 | 中国石油天然气股份有限公司 | Crude oil low-temperature oxidation experimental device for light oil reservoir air-injection oil extraction |
| CN102375041B (en) * | 2011-09-16 | 2015-03-04 | 武汉市天虹仪表有限责任公司 | Online volatile organic matter analyzer and using method thereof |
| CN202771212U (en) * | 2012-10-11 | 2013-03-06 | 东北石油大学 | Intelligent control device for gas detection of air oil drive well |
| CN204989134U (en) * | 2015-04-30 | 2016-01-20 | 中国石油天然气股份有限公司 | Air foam displacement of reservoir oil output gas on -line measuring device |
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