CN104763410A - Oil gas monitoring and measuring system - Google Patents
Oil gas monitoring and measuring system Download PDFInfo
- Publication number
- CN104763410A CN104763410A CN201510134952.7A CN201510134952A CN104763410A CN 104763410 A CN104763410 A CN 104763410A CN 201510134952 A CN201510134952 A CN 201510134952A CN 104763410 A CN104763410 A CN 104763410A
- Authority
- CN
- China
- Prior art keywords
- module
- oil
- voltage stabilizing
- microprocessor
- ipc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000000087 stabilizing effect Effects 0.000 claims description 42
- 238000001914 filtration Methods 0.000 claims description 15
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 42
- 239000003129 oil well Substances 0.000 description 7
- 239000010779 crude oil Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000028659 discharge Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/04—Measuring depth or liquid level
- E21B47/047—Liquid level
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
- E21B47/07—Temperature
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The invention discloses an oil gas monitoring and measuring system. The oil gas monitoring and measuring system comprises an oil-gas separator, a field acquisition device and a long-distance IPC (Industrial Personal Computer), wherein an oil inlet, an oil outlet and an exhaust port of the oil gas separator are respectively provided with an electric valve; the field acquisition device comprises a liquid acquisition module, a temperature acquisition module, a pressure acquisition module, a power supply module, a communication module, a valve control module and a microprocessor, wherein the communication module is used for communicating between the field acquisition device and the IPC, the valve control module is used for controlling the opening and closing states of the electric valves according to the instructions of the microprocessor, and the microprocessor is used for receiving and processing the signals acquired by the liquid acquisition module, the temperature acquisition module and pressure acquisition module, transmitting the signals to the IPC through the communication module, and receiving the instructions of the IPC to control the electric valves. According to the oil gas monitoring and measuring system provided by the invention, the liquid level, temperature and pressure signals for calculating oil quantity can be automatically acquired in the oil-gas separator, the oil quantity can be calculated, and the signal is convenient and simple to calculate; furthermore, the oil gas monitoring and measuring system has the advantages of being high in safety, stable and reliable to use and the like.
Description
Technical field
The present invention relates to oil gas and calculate field, particularly, relate to a kind of oil gas monitoring and metering system.
Background technology
Along with industrial expansion and social progress, people are to the continuous growth of energy-consuming, oil has become the primary selection of power source, and as China of developing country, crude oil industry has become China especially and to have rely the energy goods and materials of development, and this just proposes more and more higher requirement to oil exploitation process.
In the whole Development and Production process in oil field, each oil well is a very important element, by the accurate-metering to each oil well output, and then makes the assessment to whole oil field, and the science that realizes is produced and is optimized it.
Measure the related data of single oil well output and oil well work real-time and accurately, all will provide very important foundation for oil field development.The metering of oil well is most important work on oil field always, grasps state and the output of each oil well in real time, and is analyzed by the data obtained and managed, and is the basic goal of oil well measurement work.
Summary of the invention
Object of the present invention is just the shortcoming and defect overcoming above-mentioned prior art, a kind of oil gas monitoring and metering system is provided, this Operation system setting gs-oil separator, and the liquid level, the temperature and pressure signal that automatically gather from gs-oil separator for calculating oil mass, and oil mass can be calculated accordingly, the collection of signal is convenient and simple, oil mass calculates fast and easy.
The present invention's adopted technical scheme that solves the problem is:
Oil gas monitoring and metering system, comprises gs-oil separator, collection in worksite device and long-range Industrial Personal Computer (IPC), and the oil-in of gs-oil separator, oil-out and exhaust opening are respectively provided with an electrically operated valve; Described collection in worksite device comprises: liquid level acquisition module, for gathering the liquid level signal of gs-oil separator; Temperature collect module, for gathering the temperature signal of gs-oil separator; Pressure acquisition module, for gathering the pressure signal of gs-oil separator; Communication module, for communicating between collection in worksite device and long-range Industrial Personal Computer (IPC); Microprocessor, for receive and process liquid level acquisition module, temperature collect module, pressure acquisition module acquires signal and send to long-range Industrial Personal Computer (IPC) by communication module, the instruction receiving long-range Industrial Personal Computer (IPC) controls electrically operated valve; Valve control module, for controlling the folding condition of electrically operated valve according to the instruction of microprocessor; Supply module, for powering for liquid level acquisition module, temperature collect module, pressure acquisition module, communication module, microprocessor, valve control module.
As a further improvement on the present invention, above-mentioned collection in worksite device also comprises the threshold value comparison module be connected with microprocessor, the alarm module being connected to threshold value comparison module output.
As another improvement of the present invention, described supply module comprises battery, the output voltage of battery is boosted to the DCDC boost module of 7V, by the output voltage voltage stabilizing of battery 3.3V a LDO Voltage stabilizing module, by the output voltage voltage stabilizing of battery the 2nd LDO Voltage stabilizing module of 2.5V, by the output voltage voltage stabilizing of DCDC boost module at the 3rd LDO Voltage stabilizing module of 5V, by the four LDO Voltage stabilizing module of the output voltage voltage stabilizing of a LDO Voltage stabilizing module at 1.2V.
Further, be connected with the first filtration module between a described LDO Voltage stabilizing module and accumulator output end, between the 2nd LDO Voltage stabilizing module and accumulator output end, be connected with the second filtration module, between DCDC boost module and accumulator output end, be connected with the 3rd filtration module, be connected with the 4th filtration module between described 3rd LDO Voltage stabilizing module and DCDC boost module, between a described LDO Voltage stabilizing module and the 4th LDO Voltage stabilizing module, be connected with the 5th filtration module.
Preferably, described valve control module comprises 3 relays be connected with microprocessor, and each relay connects an electrically operated valve.
To sum up, the invention has the beneficial effects as follows:
1, automatically gather liquid level, the temperature and pressure signal for calculating oil mass in gs-oil separator of the present invention, and can calculate oil mass accordingly, the collection of signal is convenient and simple, oil mass calculates fast and easy;
2, the present invention is also provided with warning device, and safety is high;
3, supply module of the present invention provides multiple voltage to export and voltage stabilization, ensures that whole system reliablely and stablely works.
Accompanying drawing explanation
Fig. 1 is connection diagram of the present invention;
Fig. 2 is the structural representation of the supply module in embodiment 3.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the present invention's do, but embodiments of the present invention are not limited thereto.
embodiment 1:
As shown in Figure 1, oil gas monitoring and metering system, is characterized in that, comprises gs-oil separator, collection in worksite device and long-range Industrial Personal Computer (IPC), the oil-in of gs-oil separator, oil-out and exhaust opening are respectively provided with an electrically operated valve, and these three electrically operated valves are followed successively by inlet valve, draining valve, outlet valve; Described collection in worksite device comprises:
Liquid level acquisition module, for gathering the liquid level signal of gs-oil separator, adopting liquid level sensor in the present embodiment, being placed in gs-oil separator;
Temperature collect module, for gathering the temperature signal of gs-oil separator, in the present embodiment, adopting temperature pick up, being placed on gs-oil separator oil-in pipeline;
Pressure acquisition module, for gathering the pressure signal of gs-oil separator, in the present embodiment, adopting pressure sensor, being placed on gs-oil separator oil-in pipeline;
Communication module, is connected between collection in worksite device and long-range Industrial Personal Computer (IPC), for communicating between collection in worksite device and long-range Industrial Personal Computer (IPC);
Microprocessor, be connected with liquid level acquisition module, temperature collect module, pressure acquisition module, communication module, for receive and process liquid level acquisition module, temperature collect module, pressure acquisition module acquires signal and send to long-range Industrial Personal Computer (IPC) by communication module, the instruction receiving long-range Industrial Personal Computer (IPC) controls electrically operated valve;
Valve control module, is connected between microprocessor and electrically operated valve, and for controlling the folding condition of three electrically operated valves according to the instruction of microprocessor, particularly, comprise 3 relays be connected with microprocessor, each relay connects an electrically operated valve;
Supply module, is connected with liquid level acquisition module, temperature collect module, pressure acquisition module, communication module, microprocessor, valve control module, is these module for power supply.
In the present embodiment, communication module is ethernet PHY chip or RJ485 interface or CAN interface.
embodiment 2:
On the basis of embodiment 1, in order to improve the safety of oil gas monitoring and metering system in the present embodiment, described collection in worksite device also comprises the threshold value comparison module be connected with microprocessor, the alarm module being connected to threshold value comparison module output.Temperature signal, pressure signal and the prior threshold value set that threshold value comparison module is mainly used in microprocessor to receive compare, if exceed threshold value, output alarm signal is to alarm module, and alarm module is reported to the police.In the present embodiment, alarm module is audible-visual annunciator.
Threshold value comparison module comprises 4 comparison circuits in parallel, be respectively upper pressure limit comparison circuit, low pressure limit comparison circuit, temperature upper limit comparison circuit, lowest temperature comparison circuit, every bar comparison circuit comprises a threshold circuit and a comparator, totally 4 comparators, the forward end of 4 comparators is all connected with microprocessor, two comparators receive temperature signal, two other comparator receives pressure signal, reverse input end connect threshold circuit output end, this threshold circuit is for be made up of two resistant series, after two resistant series, one end connects a power supply, other end ground connection, the one end connecting a resistance connected is output, connect the reverse input end of comparator, each threshold circuit respectively provides upper pressure limit, low pressure limit, temperature upper limit, a kind of lower limit in lowest temperature.
Whole system is mainly divided into two large divisions in gage work, and one is the output of measuring oil, and one is the output of measuring gas.When crude oil enters gs-oil separator, first collecting temperature and pipeline pressure parameter is wanted, judge whether in normal range (NR), if exceed normal range (NR) (exceeding pressure threshold and/or temperature threshold), then send alarm response, prompting can not be measured, and needs to wait for again to measure to be used for judging whether can continue to measure for a moment, when continuing to exceed, alarm staff checks pipeline again.When temperature and pressure parameter acquisition also judges normally, microprocessor instruction to be subjected will be waited, judge that gauging still measures gas.When inlet oil condition is, first close inlet valve and outlet valve, open oil extraction valve, simultaneity factor gathers liquid level, judges that whether liquid level is lower than lower limit, if higher than lower limit, then postpones to wait for; After oil extraction, again measure, until lower than lower position.The liquid level judged in eliminator when system is prescribed a time limit lower than lower, just can start to measure oil, now close draining valve, open inlet valve and outlet valve, start to allow crude oil enter eliminator and collecting temperature and pressure parameter, simultaneity factor starts timing, when judgement liquid level rises in limited time, stop this timing and gathered data are stored, so that data processing calculates fuel-displaced output.When the state of inlet gas, whole process is identical with the principle of metering oil, and order is roughly contrary.Because what system adopted is fluid-discharge therapy measurement gas volume, so when measuring gas, need to open at inlet valve, liquid level is gathered under the state of draining valve and exhaust valve closure, judge whether to arrive the upper limit, if liquid level is lower than the upper limit, then continues oil-feed and judge, until higher than the upper limit.Now open draining valve, close outlet valve, the pressure of gas makes liquid level decline, and simultaneity factor starts timing and gathers liquid level, until it arrives lower limit, timing terminates and gathers Current Temperatures and pressure, stores, data by the use of the calculating that is for data processing.
embodiment 3:
As shown in Figure 2, described supply module comprise battery, the output voltage of battery boosted to the DCDC boost module of 7V, by the output voltage voltage stabilizing of battery 3.3V a LDO Voltage stabilizing module, by the output voltage voltage stabilizing of battery the 2nd LDO Voltage stabilizing module of 2.5V, by the output voltage voltage stabilizing of DCDC boost module at the 3rd LDO Voltage stabilizing module of 5V, by the four LDO Voltage stabilizing module of the output voltage voltage stabilizing of a LDO Voltage stabilizing module at 1.2V.
Be connected with the first filtration module between a described LDO Voltage stabilizing module and accumulator output end, between the 2nd LDO Voltage stabilizing module and accumulator output end, be connected with the second filtration module, between DCDC boost module and accumulator output end, be connected with the 3rd filtration module, be connected with the 4th filtration module between described 3rd LDO Voltage stabilizing module and DCDC boost module, between a described LDO Voltage stabilizing module and the 4th LDO Voltage stabilizing module, be connected with the 5th filtration module.
Below be only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, should be considered as protection scope of the present invention.
Claims (5)
1. oil gas monitoring and metering system, is characterized in that, comprises gs-oil separator, collection in worksite device and long-range Industrial Personal Computer (IPC), and the oil-in of gs-oil separator, oil-out and exhaust opening are respectively provided with an electrically operated valve; Described collection in worksite device comprises:
Liquid level acquisition module, for gathering the liquid level signal of gs-oil separator;
Temperature collect module, for gathering the temperature signal of gs-oil separator;
Pressure acquisition module, for gathering the pressure signal of gs-oil separator;
Communication module, for communicating between collection in worksite device and long-range Industrial Personal Computer (IPC);
Microprocessor, for receive and process liquid level acquisition module, temperature collect module, pressure acquisition module acquires signal and send to long-range Industrial Personal Computer (IPC) by communication module, the instruction receiving long-range Industrial Personal Computer (IPC) controls electrically operated valve;
Valve control module, for controlling the folding condition of electrically operated valve according to the instruction of microprocessor;
Supply module, for powering for liquid level acquisition module, temperature collect module, pressure acquisition module, communication module, microprocessor, valve control module.
2. oil gas monitoring and metering system according to claim 1, is characterized in that, described collection in worksite device also comprises the threshold value comparison module be connected with microprocessor, the alarm module being connected to threshold value comparison module output.
3. oil gas monitoring and metering system according to claim 1 and 2, it is characterized in that, described supply module comprises battery, the output voltage of battery boosted to the DCDC boost module of 7V, by the output voltage voltage stabilizing of battery 3.3V a LDO Voltage stabilizing module, by the output voltage voltage stabilizing of battery the 2nd LDO Voltage stabilizing module of 2.5V, by the output voltage voltage stabilizing of DCDC boost module at the 3rd LDO Voltage stabilizing module of 5V, by the four LDO Voltage stabilizing module of the output voltage voltage stabilizing of a LDO Voltage stabilizing module at 1.2V.
4. oil gas monitoring and metering system according to claim 3, it is characterized in that, be connected with the first filtration module between a described LDO Voltage stabilizing module and accumulator output end, between the 2nd LDO Voltage stabilizing module and accumulator output end, be connected with the second filtration module, between DCDC boost module and accumulator output end, be connected with the 3rd filtration module, be connected with the 4th filtration module between described 3rd LDO Voltage stabilizing module and DCDC boost module, between a described LDO Voltage stabilizing module and the 4th LDO Voltage stabilizing module, be connected with the 5th filtration module.
5. oil gas monitoring and metering system according to claim 1 and 2, is characterized in that, described valve control module comprises 3 relays be connected with microprocessor, and each relay connects an electrically operated valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134952.7A CN104763410A (en) | 2015-03-26 | 2015-03-26 | Oil gas monitoring and measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134952.7A CN104763410A (en) | 2015-03-26 | 2015-03-26 | Oil gas monitoring and measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104763410A true CN104763410A (en) | 2015-07-08 |
Family
ID=53645465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510134952.7A Withdrawn CN104763410A (en) | 2015-03-26 | 2015-03-26 | Oil gas monitoring and measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104763410A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832154A (en) * | 2015-03-26 | 2015-08-12 | 成都力鑫科技有限公司 | On-site oil-gas monitoring and metering device |
| CN109826617A (en) * | 2019-04-09 | 2019-05-31 | 杭州乾景科技有限公司 | Single Well Metering System |
| CN109954209A (en) * | 2019-03-14 | 2019-07-02 | 北京京一合符医药科技发展有限公司 | A kind of high-voltage driving circuit system for functional electrostimulation |
| CN110552681A (en) * | 2019-08-31 | 2019-12-10 | 中国石油集团川庆钻探工程有限公司 | separator liquid level adjusting system for oil testing |
| CN113775331A (en) * | 2021-09-24 | 2021-12-10 | 大庆丹诺石油科技开发有限公司 | Oil-gas-water three-phase separation metering device |
| US20240117728A1 (en) * | 2022-10-07 | 2024-04-11 | Chevron U.S.A. Inc. | System and method for detecting pressure changes in pipe sections |
| US20240376809A1 (en) * | 2023-05-12 | 2024-11-14 | Halliburton Energy Services, Inc. | Systems and methods using a bellows pump to perform operations for a subterranean formation |
| US20250092767A1 (en) * | 2023-09-20 | 2025-03-20 | Saudi Arabian Oil Company | Gas lift system with shearable gas lift valves |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4549432A (en) * | 1984-01-23 | 1985-10-29 | Murphy Oil Company Limited | Metering separator for determining the liquid mass flow rate in a gas-liquid oilfield production stream |
| CN2327784Y (en) * | 1997-06-23 | 1999-07-07 | 李桂芝 | Automatic remote level measuring device for oil well by GSM communication |
| CN101864945A (en) * | 2010-05-21 | 2010-10-20 | 北京工业大学 | Multi-well Continuous Metering System and Metering Method Based on Programmable Controller |
| CN202073552U (en) * | 2011-04-19 | 2011-12-14 | 克拉玛依市百口泉建筑安装有限责任公司 | Automatic oil-gas metering device |
| CN203584402U (en) * | 2013-10-23 | 2014-05-07 | 东营思柏睿环保新技术有限公司 | Metering and moisture-content measuring device for low-yield oil well |
| CN104832154A (en) * | 2015-03-26 | 2015-08-12 | 成都力鑫科技有限公司 | On-site oil-gas monitoring and metering device |
-
2015
- 2015-03-26 CN CN201510134952.7A patent/CN104763410A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4549432A (en) * | 1984-01-23 | 1985-10-29 | Murphy Oil Company Limited | Metering separator for determining the liquid mass flow rate in a gas-liquid oilfield production stream |
| CN2327784Y (en) * | 1997-06-23 | 1999-07-07 | 李桂芝 | Automatic remote level measuring device for oil well by GSM communication |
| CN101864945A (en) * | 2010-05-21 | 2010-10-20 | 北京工业大学 | Multi-well Continuous Metering System and Metering Method Based on Programmable Controller |
| CN202073552U (en) * | 2011-04-19 | 2011-12-14 | 克拉玛依市百口泉建筑安装有限责任公司 | Automatic oil-gas metering device |
| CN203584402U (en) * | 2013-10-23 | 2014-05-07 | 东营思柏睿环保新技术有限公司 | Metering and moisture-content measuring device for low-yield oil well |
| CN104832154A (en) * | 2015-03-26 | 2015-08-12 | 成都力鑫科技有限公司 | On-site oil-gas monitoring and metering device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832154A (en) * | 2015-03-26 | 2015-08-12 | 成都力鑫科技有限公司 | On-site oil-gas monitoring and metering device |
| CN109954209A (en) * | 2019-03-14 | 2019-07-02 | 北京京一合符医药科技发展有限公司 | A kind of high-voltage driving circuit system for functional electrostimulation |
| CN109826617A (en) * | 2019-04-09 | 2019-05-31 | 杭州乾景科技有限公司 | Single Well Metering System |
| CN110552681A (en) * | 2019-08-31 | 2019-12-10 | 中国石油集团川庆钻探工程有限公司 | separator liquid level adjusting system for oil testing |
| CN110552681B (en) * | 2019-08-31 | 2022-10-14 | 中国石油集团川庆钻探工程有限公司 | Separator liquid level adjusting system for oil testing |
| CN113775331A (en) * | 2021-09-24 | 2021-12-10 | 大庆丹诺石油科技开发有限公司 | Oil-gas-water three-phase separation metering device |
| CN113775331B (en) * | 2021-09-24 | 2023-07-21 | 大庆丹诺石油科技开发有限公司 | Oil-gas-water three-phase separation metering device |
| US20240117728A1 (en) * | 2022-10-07 | 2024-04-11 | Chevron U.S.A. Inc. | System and method for detecting pressure changes in pipe sections |
| US20240376809A1 (en) * | 2023-05-12 | 2024-11-14 | Halliburton Energy Services, Inc. | Systems and methods using a bellows pump to perform operations for a subterranean formation |
| US20250092767A1 (en) * | 2023-09-20 | 2025-03-20 | Saudi Arabian Oil Company | Gas lift system with shearable gas lift valves |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104763410A (en) | Oil gas monitoring and measuring system | |
| CN104635571B (en) | Gate tele-control system and its long-range control method | |
| CN103823187B (en) | The monitoring method of the dump energy of wireless sensor network node and device thereof | |
| CN109696637A (en) | Lithium disposable battery capacity monitoring method | |
| CN103837666A (en) | Online lubrication oil state monitoring system of mine device and monitoring method of system | |
| CN201680923U (en) | Wireless temperature sensing device | |
| CN104330639B (en) | Industrial UPS battery internal resistance online test device | |
| CN202443311U (en) | Automatic test and regulation monitoring system for oilfield water injection well | |
| CN104314526A (en) | Indicator diagram performance analysis-based pumping unit intelligent equipment and calculation method thereof | |
| CN104375095A (en) | Online expert analysis system for storage batteries | |
| CN104832154A (en) | On-site oil-gas monitoring and metering device | |
| CN112013983A (en) | Transformer multipoint temperature and oil pressure combined monitoring device and method based on differential inductive sensor | |
| CN104266690A (en) | Integrating instrument circuit of differential pressure flowmeter | |
| CN107144792A (en) | A kind of performance of lithium ion battery detecting system | |
| CN204007634U (en) | Pick-up unit for roadbed vertical pipe degree of tilt | |
| CN201444251U (en) | Automated measuring and controlling device for oil-storage tank | |
| CN109802152A (en) | Monitor the circuit structure of lithium disposable battery capacity | |
| CN107203152B (en) | A kind of energy-saving device and the weight testing method that economizes on electricity | |
| CN107516933A (en) | A kind of electronic monitoring equipment battery intelligent switching system | |
| CN102226873B (en) | Power supply device and control method for hot oil pipeline leakage detection system | |
| CN206058398U (en) | IC-card diaphragm gas meter controller module | |
| CN201723212U (en) | Automatic metering control system for oilfield metering station | |
| CN204098865U (en) | A kind of intelligent monitoring oil exploration equipment system | |
| CN104847328A (en) | Oil and gas separation device for oil well metering | |
| CN106208224B (en) | Multifunctional power supply system and charging method based on double-variable intermittent pulse algorithm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20150708 |