CN201583841U - Failure prediction and energy-saving optimizing system of oilfield water injection set - Google Patents
Failure prediction and energy-saving optimizing system of oilfield water injection set Download PDFInfo
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- CN201583841U CN201583841U CN2010201040624U CN201020104062U CN201583841U CN 201583841 U CN201583841 U CN 201583841U CN 2010201040624 U CN2010201040624 U CN 2010201040624U CN 201020104062 U CN201020104062 U CN 201020104062U CN 201583841 U CN201583841 U CN 201583841U
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Abstract
The utility model relates to a failure prediction and energy-saving optimizing system of an oilfield water injection set, which comprises a water injection set and a sensor system. Fast changing and key phase signals acquired by the sensor system are sent into a data acquisition module after passing through a signal preprocessing module, sound signals are sent into the data acquisition module after passing through a signal amplifying circuit, slow changing signals are respectively sent into the data acquisition module and a valve controller after passing through a signal conditioning module, switching value signals are respectively sent into a valve controller, a main control microcomputer and an audible and visual alarm via an input/output interface card after passing through a signal isolating module, a data acquisition card respectively sends signals to the valve controller after passing through the input/output interface card and the main control microcomputer, the valve controller is connected with an electric valve, and a communication module and a state monitoring and failure prediction function module are arranged inside the main control microcomputer. The failure prediction and energy-saving optimizing system utilizes the valve controller to monitor work states of a water pump of the water injection set at real time, thereby reducing water injection consumption, saving electric power and reducing cost. In addition, the failure prediction and energy-saving optimizing system can be widely applied to monitoring oilfield water injection systems.
Description
Technical field
The utility model relates to a kind of mechanical equipment fault forecast system, particularly about a kind of failure prediction and energy saving optimizing system of oil-field flooding unit.
Background technology
After exploitation is dropped in the oil field, along with the growth of exploitation time, the energy of oil reservoir own will constantly be consumed, and cause sand pressure constantly to descend, and underground crude oil outgases in a large number, and viscosity increases, and oil well output significantly reduces, even can stop-spraying stop production.In order to remedy the underground deficit that is caused after the crude oil extraction, keep or the raising sand pressure, realize oil field stable high yield, and obtain higher recovery, must carry out water filling to the oil field.Water-injection plant is the important production division of oil-field flooding, equips 3～6 the large-scale rotation water filling unit and the supporting plant equipment of operation continuously in the water-injection plant usually.Large-scale rotation water filling unit drives multistage sectional type centrifugal pump by the large-size asynchronous motor of continuous operation to be formed, and power is usually more than 2000KW.Because plant capacity is big, load is heavy and unstable, operating mode is more abominable, need take measures to guarantee the normal operation of plant equipment and it is implemented the maintenance of science it.Simultaneously, the power consumption of waterflood system is huge, accounts for half of China's field produces electricity consumption.Along with the rising of oil field composite water cut, water injecting consumption also will sharply rise.Therefore, the waterflood system power-saving technology is the emphasis of oil field energy saving consumption reduction work always.
At present, in water filling set state monitoring technology application facet, the water-injection plant majority that China has built does not have equipment state monitoring and fault diagnosis system, even perhaps equipped the microcomputer cruising inspection system, but mainly by technician's experience or measure temperature, pressure and other parameters is analyzed fault and judge, since lack reliable scientific method and foundation, thus inaccurate often to the evaluation of its present state, its state development trend is difficult to estimate especially.Along with development of computer, essential industry all develops to the computer monitoring direction with pump in the world, and the application of computing machine on waterflood pump, on China mostly rests on data access at present and adds up.
Summary of the invention
At the problems referred to above, it is better that the purpose of this utility model provides a kind of energy-saving effect, and can realize the failure prediction and the energy saving optimizing system of the oil-field flooding unit of real time on-line monitoring.
For achieving the above object, the utility model is taked following technical scheme: a kind of failure prediction of oil-field flooding unit and energy saving optimizing system, it is characterized in that: it comprises a water filling unit and a sensing system, and the fast changed signal of described sensing system collection and key signal are in a signal pre-processing module is sent into a data acquisition module; Voice signal is sent in the described data acquisition module behind a signal amplification circuit; Tempolabile signal is sent into respectively in a described data acquisition module and the valve positioner after a signal condition module converts current signal to voltage signal; The switching value signal is sent into respectively in described valve positioner, a main control microcomputer and the audible-visual annunciator by an input/output interface card after a Signal Spacing module; The various signals that described data collecting card will collect behind described input/output interface card and main control microcomputer, are sent in the described valve positioner respectively, and described valve positioner also connects an electrically operated valve; Be provided with a communication module and a status monitoring and failure prediction functional module in the described main control microcomputer, described status monitoring and failure prediction functional module will be transferred to the business administration network to monitoring and the failure trend prediction analysis result to reflecting described water filling operating states of the units through described communication module.
Described sensing system comprises acceleration transducer, displacement transducer, current vortex sensor, pulse encoder, Digital Pressure Transducer, flowmeter, liquid level gauge, Alternative Voltage Converter, alternating current transmitter, noise transducer and digital temperature transmitter.
Be provided with three types data collecting card in the described data acquisition module, described fast changed signal and key signal adopt the data collecting card of 8 road 1MS/s, 12bit, two 24 digit counters; Described voice signal adopts 4 tunnel parallel, 100K sound collection cards; Described tempolabile signal adopts 16 passages, the 250K/s data collecting card.
The utility model is owing to take above technical scheme, it has the following advantages: 1, the utility model is owing to adopt valve positioner to monitor pumping hole hydraulic pressure in real time, the pipe network water pressure signal, the pump motor electric current, pump discharge, signals such as water tank liquid level, can regulate the electrically operated valve aperture automatically according to need of work, therefore guaranteed that not only the water pump of water filling unit is in safe duty, when breaking down, send warning, and the water filling unit is carried out energy saving optimizing control, reduce the water filling unit consumption to reach, saves energy, the purpose of optimizing duty and reducing production costs.2, the utility model is owing to adopt status monitoring and failure prediction functional module that the running status of water filling unit is monitored and fault analysis, and provide the failure prediction result, and the pump discharge valve opening of employing valve positioner real-time regulated water filling unit, give full play to the energy of pump, reduce unit consumption, improve pump efficiency.3, the utility model adopts multiple sensors that the running status of water filling unit is monitored, the sensing system involving vibrations, sound, rotating speed, electric weight, temperature, pressure, liquid level and the flow sensor that adopt, the various running parameters that therefore can show reflection water filling unit duty in real time, obtain water filling unit real-time working state and malfunction, and carry out failure prediction.4, the utility model is because status monitoring and the failure prediction functional module that adopts, can store the archives of each measuring point mechanical dynamics property automatically, to survey parameter and file data online and carry out intelligentized comparative analysis, according to related standards water filling unit integral body or water filling unit parts are carried out the early warning or the warning of fault, diagnostic result accurately and reliably.5, the utility model total system adopts modular design, and function expands simple and convenient.The utility model can disclose oil-field flooding unit duty and malfunction, realize the automatic analysis and judgment and the failure prediction of set state, satisfying under the injection allocation condition simultaneously, reduce pump water unit consumption as far as possible, so the utility model can be widely used in the monitoring of oil field flood pattern.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 1, the utility model comprises a water filling unit 1 and a sensing system 2, sensing system 2 is gathered the various measured signals of each test point on the water filling unit 1, after the fast changed signal of water filling unit 1 and key signal sent into a signal pre-processing module 3 amplification filtering, send in the data acquisition module 4; Voice signal is sent in the data acquisition module 4 behind a signal amplification circuit 5; Tempolabile signal is sent into respectively in a data acquisition module 4 and the valve positioner 7 after a signal condition module 6 converts current signal to voltage signal; The switching value signal is sent into respectively in valve positioner 7, a main control microcomputer 10 and the audible-visual annunciator 11 by an I/O (I/O) interface card 9 after a Signal Spacing module 8.The various signals that data collecting card 4 will collect are sent into respectively in I/O interface card 9 and the main control microcomputer 10, are sent in the valve positioner 7 by worker/O interface card 9, after being handled, stored by 10 pairs of measured signal data of main control microcomputer, also send in the valve positioner 7.Valve positioner 7 also connects an electrically operated valve 12, valve positioner 7 is according to the potentiometer in each measured signal and the electrically operated valve 12, lead limit switch and cross the aperture that the torque switch signal is controlled electrically operated valve 12, and then reduced pump water unit consumption, reached purpose of energy saving.
Be provided with a status monitoring and failure prediction functional module 13 and a communication module 14 in the main control microcomputer 10, each signal by reflection water filling unit 1 running status in status monitoring and 13 pairs of inputs of the failure prediction functional module main control microcomputer 10 is monitored and the failure trend prediction analysis, and can be by various forms of main control microcomputer 10 printouts and efficiency analysis table etc.; If meet the parameter that transfinites, then send sound and light alarm and operation indicating signal, and carry out fault and write afterwards by audible-visual annunciator 11.The monitoring and prediction result of status monitoring and failure prediction functional module 13 can also be transferred to business administration network 15 through communication module 14, so that the client uses.
In the foregoing description, sensing system 2 comprises various sensors such as acceleration transducer, displacement transducer, current vortex sensor, pulse encoder, Digital Pressure Transducer, flowmeter, liquid level gauge, Alternative Voltage Converter, alternating current transmitter, noise transducer, digital temperature transmitter, is separately positioned in the water filling unit 1 behind vertical before level, the motor before the motor in vertical behind level before the water pump, preceding vertical, the water pump, the water filling unit 1, the motor on vertical and water filling unit 1 mounting seat.
In the foregoing description, fast changed signal is produced by acceleration transducer and displacement transducer; Key signal is produced by current vortex sensor; Voice signal is produced by noise transducer; Tempolabile signal is produced by Alternative Voltage Converter, alternating current transmitter, digital temperature transmitter, Digital Pressure Transducer.
In the foregoing description, adopt variable step valve regulated mode in the valve positioner 7, control signal is input in the electrically operated valve 12, and then realize the electrically operated valve aperture being controlled according to need of work through the rotating solid-state relay in the valve positioner 7.When work, when the water tank liquid level in the water filling unit 1 is lower than setting value, turn down electrically operated valve 12 apertures, make water filling unit 1 current of electric be reduced to the setting electric current, make the unlikely low excessively tripping operation that causes of liquid level; When breaking down, send alerting signal and stop automatic control electrically operated valve 12.
In the foregoing description, dissimilar according to acquired signal, be provided with three types data collecting card in the data acquisition module 4, fast changed signal and key signal adopt the multifunctional data acquisition card of 8 road 1MS/s, 12bit, band synchronized sampling function, two 24 digit counters; Voice signal adopts 4 tunnel parallel, 100K sound collection cards; Tempolabile signal adopts 16 passages, the 250K/s multifunctional data acquisition card.
In the various embodiments described above, in order to realize anti-interference electrical isolation, the vibration transducer that the utility model is selected guarantees frequency response from structure, adopts high impedance low noise shielded cable simultaneously between vibration transducer and the main control microcomputer 10; And the employing power isolation transformer, the relative power supply grid of native system is suspended fully; Adopt alternating current-direct current high stability power supply voltage-stabilizing system, wherein the direct supply of main control microcomputer 10 has adopted high anti-interference D.C. regulated power supply, and two-way anti-interference noise suppressor is installed between main control microcomputer 10 and other each parts.
The utility model adopts the duty of status monitoring and 13 pairs of water filling units 1 of failure prediction functional module to carry out the forecast of online differentiation and malfunction in use:
(1) store automatically each unit, each measuring point mechanical dynamics property archives parameter and analyze after the core record feature, three vibration extreme value boundaries in early warning, warning and the online trend prediction of determining according to expertise and related standards have also been stored in its inside: normal extreme value, great state variation extreme value, need the extreme value of maintenance.
(2) signal of gathering is carried out intelligent online data and handle, therefrom obtain the current mechanical dynamics property of unit.
(3) utilization expert system imitation professional analyzes data and differentiates.The unit mechanical dynamics property that obtains actual measurement parameter and feature and archives parameter and feature are compared, the operation conditions of unit is analyzed automatically and differentiated according to expertise, international standard, national standard, objective basis and about criterion.
(4) according to judged result water filling unit integral body or water filling unit parts are carried out failure prediction or control.
(5) fault of water filling unit generation being carried out fault writes afterwards.If differentiating the water filling unit breaks down, except that sending early warning, warning and demonstration or print fault form, also the fault in-situ state memorization is got off, then still can continue other water filling unit or other measuring point are gone the rounds to detect, the fault system of writing afterwards can point out remember condition.The space of fault memory comprises all measuring points of all water filling units, and the content of memory comprises: position, data, feature, time and the result of analysis and distinguishing in advance can show the content of memory and export when needing at any time.
In sum, the utility model is that the operating condition of water filling unit and development are monitored and analyzed, unit duty and fault progression are carried out the prediction of trend, realize the automatic analysis and judgment and the failure prediction of set state, satisfying under the injection allocation condition simultaneously, reduce pump water unit consumption as far as possible, have great promotional value.
In the various embodiments described above, can also there be other to change with being connected in structure, every based on the changes and improvements on the technical solutions of the utility model, should not get rid of outside protection domain of the present utility model.
Claims (3)
1. the failure prediction of an oil-field flooding unit and energy saving optimizing system, it is characterized in that: it comprises a water filling unit and a sensing system, and the fast changed signal of described sensing system collection and key signal are in a signal pre-processing module is sent into a data acquisition module; Voice signal is sent in the described data acquisition module behind a signal amplification circuit; Tempolabile signal is sent into respectively in a described data acquisition module and the valve positioner after a signal condition module converts current signal to voltage signal; The switching value signal is sent into respectively in described valve positioner, a main control microcomputer and the audible-visual annunciator by an input/output interface card after a Signal Spacing module; The various signals that described data collecting card will collect behind described input/output interface card and main control microcomputer, are sent in the described valve positioner respectively, and described valve positioner also connects an electrically operated valve;
Be provided with a communication module and a status monitoring and failure prediction functional module in the described main control microcomputer, described status monitoring and failure prediction functional module will be transferred to the business administration network to monitoring and the failure trend prediction analysis result to reflecting described water filling operating states of the units through described communication module.
2. the failure prediction of a kind of oil-field flooding unit as claimed in claim 1 and energy saving optimizing system is characterized in that: described sensing system comprises acceleration transducer, displacement transducer, current vortex sensor, pulse encoder, Digital Pressure Transducer, flowmeter, liquid level gauge, Alternative Voltage Converter, alternating current transmitter, noise transducer and digital temperature transmitter.
3. the failure prediction of a kind of oil-field flooding unit as claimed in claim 1 or 2 and energy saving optimizing system, it is characterized in that: be provided with three types data collecting card in the described data acquisition module, described fast changed signal and key signal adopt the data collecting card of 8 road 1MS/s, 12bit, two 24 digit counters; Described voice signal adopts 4 tunnel parallel, 100K sound collection cards; Described tempolabile signal adopts 16 passages, the 250K/s data collecting card.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010201040624U CN201583841U (en) | 2010-01-29 | 2010-01-29 | Failure prediction and energy-saving optimizing system of oilfield water injection set |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010201040624U CN201583841U (en) | 2010-01-29 | 2010-01-29 | Failure prediction and energy-saving optimizing system of oilfield water injection set |
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| CN201583841U true CN201583841U (en) | 2010-09-15 |
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| CN2010201040624U Expired - Fee Related CN201583841U (en) | 2010-01-29 | 2010-01-29 | Failure prediction and energy-saving optimizing system of oilfield water injection set |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105283400A (en) * | 2013-06-10 | 2016-01-27 | 奥的斯电梯公司 | Elevator noise monitoring |
| CN105467955A (en) * | 2015-11-23 | 2016-04-06 | 重庆安迈科技有限公司 | Internet-of-things-based monitoring method of nitrogen injection machine of oil well |
| CN105717888A (en) * | 2014-12-05 | 2016-06-29 | 克拉玛依红有软件有限责任公司 | Noisy point filtering system based on sensing data of Internet of Things and intelligent early warning system |
| CN110969315A (en) * | 2018-09-28 | 2020-04-07 | 北京国双科技有限公司 | Monitoring method of water injection pump and related equipment |
| CN112696345A (en) * | 2020-12-01 | 2021-04-23 | 中国石油天然气股份有限公司 | Fault online diagnosis system and method for water injection pump unit of oil field |
| RU2802544C2 (en) * | 2019-03-22 | 2023-08-30 | Л'Эр Ликид, Сосьете Аноним Пур Л'Этюд Э Л'Эксплуатасьон Де Проседе Жорж Клод | Method for detecting anomalies in a water treatment plant equipped with a device for injecting oxygen into a sewage treatment basin |
-
2010
- 2010-01-29 CN CN2010201040624U patent/CN201583841U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105283400A (en) * | 2013-06-10 | 2016-01-27 | 奥的斯电梯公司 | Elevator noise monitoring |
| CN105717888A (en) * | 2014-12-05 | 2016-06-29 | 克拉玛依红有软件有限责任公司 | Noisy point filtering system based on sensing data of Internet of Things and intelligent early warning system |
| CN105717888B (en) * | 2014-12-05 | 2018-04-20 | 克拉玛依红有软件有限责任公司 | A kind of intelligent early-warning system |
| CN105467955A (en) * | 2015-11-23 | 2016-04-06 | 重庆安迈科技有限公司 | Internet-of-things-based monitoring method of nitrogen injection machine of oil well |
| CN110969315A (en) * | 2018-09-28 | 2020-04-07 | 北京国双科技有限公司 | Monitoring method of water injection pump and related equipment |
| RU2802544C2 (en) * | 2019-03-22 | 2023-08-30 | Л'Эр Ликид, Сосьете Аноним Пур Л'Этюд Э Л'Эксплуатасьон Де Проседе Жорж Клод | Method for detecting anomalies in a water treatment plant equipped with a device for injecting oxygen into a sewage treatment basin |
| CN112696345A (en) * | 2020-12-01 | 2021-04-23 | 中国石油天然气股份有限公司 | Fault online diagnosis system and method for water injection pump unit of oil field |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20150129 |
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| EXPY | Termination of patent right or utility model |