CN202578663U - Oilfield down-hole multi-parameter measurement system - Google Patents
Oilfield down-hole multi-parameter measurement system Download PDFInfo
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- CN202578663U CN202578663U CN 201220090224 CN201220090224U CN202578663U CN 202578663 U CN202578663 U CN 202578663U CN 201220090224 CN201220090224 CN 201220090224 CN 201220090224 U CN201220090224 U CN 201220090224U CN 202578663 U CN202578663 U CN 202578663U
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Abstract
The utility model relates to the technical field of oilfield down-hole measurement systems, in particular to an oilfield down-hole multi-parameter measurement system, which comprises a sensor probe, a measurement module, a signal coupling and transmitting module and a wellhead terminal control module, wherein the sensor probe generates an analog signal from a detected environment parameter; and the analog signal is processed by the measurement module and then is transmitted to the wellhead terminal control module by the signal coupling and transmitting module. The sensor probe comprises a pressure sensor, a temperature sensor, a vibration measurement sensor and an insulation measurement sensor. According to the oilfield down-hole multi-parameter measurement system, a pressure parameter, a temperature parameter and a three-dimensional vibration coefficient parameter are measured by the same measurement module; and the measured data is transmitted by the same signal coupling and transmitting module, so that multiple parameters of an oil well are measured. The measurement system is low in cost, high in cost performance, available in a high-temperature and high-pressure environment, and strong in anti-interference performance.
Description
Technical field
The utility model relates to underground survey systems technology field, oil field, relates in particular to down-hole, a kind of oil field multi-parameter measuring systems.
Background technology
The development of petroleum industry has proposed new requirement to logging technique.At present oilfield exploitation towards the deep-sea, the direction of the underground big degree of depth develops, oil well is along with the intensification of the degree of depth, it is more and more abominable that environment can become; The temperature of down-hole progressively raises; It is very big that pressure also can become, can be increasing to the difficulty of the parameter measurement of oil well down-hole, because work under bad environment; Traditional instrument can't effectively be measured, and this will bring a no small difficult problem to oil well underground survey parameter technology.Yet; Parameters such as oil well downhole temperature, pressure, vibration are requisite measurement parameters in the production logging; Parameter measurement accurately all has crucial meaning for geologic information explanation and oil well monitor etc.; Especially in heavy crude heat extraction technology, temperature, pressure, the isoparametric monitoring of vibration seem extremely important.At present domestic high-acruracy survey technology under the environment of high-temperature (130 ° more than the C), high pressure (more than the 40MPa), high corrosion is relatively backward; The home equipment production in this field almost is blank, and the down-hole measuring multiple parameters equipment that use in domestic oil field relies on external import mostly.
Existing oil well downhole parameters measuring instrument measurement parameter is single, and for example only the oil well underground survey appearance of gaging pressure parameter uses morely at home, and most of product domesticizes; Its method for using adopts capillary tube to measure; Promptly carry out pressure measxurement at well head to the down-hole along the capillary tube of several kilometers of oil well cloth, this method measure error is big, and construction is complicated; And investment is very big, and a bite well needs 500,000 yuan to 1,000,000 yuan inputs.And adopt digital communication that the underground survey data are transmitted up, and this need lay private cable, and cost is higher.
Summary of the invention
The purpose of the utility model is to the deficiency of prior art down-hole, a kind of oil field multi-parameter measuring systems to be provided; This measuring system is accomplished pressure parameter, temperature parameter, three-dimensional vibrating coefficient improve parameter unification and is measured by same measurement module, survey data is transmitted through same signal coupled transfer module, realizes the oil well measuring multiple parameters; This measuring system cost is low; Cost performance is high, can be at high temperature, hyperbaric environment work, strong interference immunity.
For achieving the above object, the utility model is realized through following technical scheme.
Down-hole, a kind of oil field multi-parameter measuring systems; Comprise sensor probe, measurement module, signal coupled transfer module and well head terminal control module; Sensor probe generates analog signal with the ambient parameter that detects; Analog signal is handled through measurement module, is sent to well head terminal control module through signal coupled transfer module again, and said sensor probe comprises pressure sensor, temperature pick up, vibration measurement sensor and insulation measurement sensor.
Wherein, said pressure sensor comprises the pipe pressure sensor of being located at the outside pipe external pressure sensor of petroleum pipeline and being located at petroleum pipeline inside; Said temperature pick up comprises is located at temperature pick up in the outer temperature pick up of the outside pipe of the petroleum pipeline pipe inner with being located at petroleum pipeline.
Wherein, said measurement module comprises signal filter circuit and signal amplification circuit.
Wherein, Said well head terminal control module comprises A/D change-over circuit, single-chip microcomputer logical operation and control circuit, touch screen human-computer interface and alarm; Said A/D change-over circuit is electrically connected with said single-chip microcomputer logical operation and control circuit, and said single-chip microcomputer logical operation and control circuit are electrically connected with said touch screen human-computer interface and said alarm respectively.
The beneficial effect of the utility model: down-hole, a kind of oil field multi-parameter measuring systems; Comprise sensor probe, measurement module, signal coupled transfer module and well head terminal control module; Sensor probe generates analog signal with the ambient parameter that detects; Analog signal is handled through measurement module, is sent to well head terminal control module through signal coupled transfer module again, and said sensor probe comprises pressure sensor, temperature pick up, vibration measurement sensor and insulation measurement sensor.The utility model is accomplished pressure parameter, temperature parameter, three-dimensional vibrating coefficient improve parameter unification and is measured by same measurement module; Survey data is transmitted through same signal coupled transfer module, realizes the oil well measuring multiple parameters, and this measuring system can be worked in greater than 130 degree, the environment of pressure greater than 40MPa in temperature; Realize measuring multiple parameters; Cost is low, and cost performance is high, strong interference immunity.
Description of drawings
Utilize accompanying drawing to come the utility model is further described below, but the embodiment in the accompanying drawing does not constitute any restriction to the utility model.
Fig. 1 is the frame structure sketch map of the utility model.
In Fig. 1, include:
10---sensor probe, 11---pipe external pressure sensor, 12---the pipe pressure sensor, 13---manage outer temperature pick up; 14---temperature pick up in the pipe, 15---vibration measurement sensor, 16---the insulation measurement sensor; 20---measurement module, 21---signal filter circuit, 22---signal amplification circuit; 30---signal coupled transfer module, 40---well head terminal control module, 41---the A/D change-over circuit; 42---single-chip microcomputer logical operation and control circuit, 43---touch screen human-computer interface, 44---alarm.
The specific embodiment
Come the utility model is further described below in conjunction with embodiment.
As shown in Figure 1; Down-hole, a kind of oil field multi-parameter measuring systems; Comprise sensor probe 10, measurement module 20, signal coupled transfer module 30 and well head terminal control module 40; Sensor probe 10 generates analog signal with the ambient parameter that detects; Analog signal is handled through measurement module 20, is sent to well head terminal control module 40 through signal coupled transfer module 30 again, and said sensor probe 10 comprises pressure sensor, temperature pick up, vibration measurement sensor 15 and insulation measurement sensor 16.The utility model is accomplished pressure parameter, temperature parameter, three-dimensional vibrating coefficient improve parameter unification and is measured by same measurement module 20; Survey data realizes the oil well measuring multiple parameters through 30 transmission of same signal coupled transfer module, and this measuring system can be worked in greater than 130 degree, the environment of pressure greater than 40MPa in temperature; Realize measuring multiple parameters; Cost is low, and cost performance is high, strong interference immunity.
Wherein, said pressure sensor comprises the pipe pressure sensor 12 of being located at the outside pipe external pressure sensor of petroleum pipeline 11 and being located at petroleum pipeline inside; Said temperature pick up comprises is located at temperature pick up 14 in the outer temperature pick up 13 of the outside pipe of the petroleum pipeline pipe inner with being located at petroleum pipeline.Further, said measurement module 20 comprises signal filter circuit 21 and signal amplification circuit 22.The parameters generation analog signals such as pipe external pressure, pipe internal pressure, the outer temperature of pipe, the interior temperature of pipe, three-dimensional vibrating coefficient parameter and insulating coefficient that temperature pick up 14, vibration measurement sensor 15 and insulation measurement sensor 16 detect respectively in the outer temperature pick up of pipe external pressure sensor 11, pipe pressure sensor 12, pipe 13, the pipe are sent to measurement module 20; And being resent to signal coupled transfer module 30 after the filter amplifying processing through signal filter circuit 21 and signal amplification circuit 22 successively, signal coupled transfer module 30 transmits signals to well head terminal control module 40 again.
Further; Said well head terminal control module 40 comprises A/D change-over circuit 41, single-chip microcomputer logical operation and control circuit 42, touch screen human-computer interface 43 and alarm 44; Said A/D change-over circuit 41 is electrically connected with said single-chip microcomputer logical operation and control circuit 42, and said single-chip microcomputer logical operation and control circuit 42 are electrically connected with said alarm 44 with said touch screen human-computer interface 43 respectively.Well head terminal control module 40 converts measuring-signal A/D change-over circuit 41 to data signal, carries out logical operation through single-chip microcomputer logical operation and control circuit 42 again, realizes interactive function through touch screen human-computer interface 43 and alarm 44 then.
Above content is merely the preferred embodiment of the utility model; For those of ordinary skill in the art; According to the thought of the utility model, the part that on the specific embodiment and range of application, all can change, this description should not be construed as the restriction to the utility model.
Claims (4)
1. down-hole, oil field multi-parameter measuring systems; It is characterized in that: comprise sensor probe, measurement module, signal coupled transfer module and well head terminal control module; Sensor probe generates analog signal with the ambient parameter that detects; Analog signal is handled through measurement module, is sent to well head terminal control module through signal coupled transfer module again, and said sensor probe comprises pressure sensor, temperature pick up, vibration measurement sensor and insulation measurement sensor.
2. down-hole, a kind of oil field according to claim 1 multi-parameter measuring systems is characterized in that: said pressure sensor comprises is located at the outside pipe external pressure sensor of the petroleum pipeline pipe pressure sensor inner with being located at petroleum pipeline; Said temperature pick up comprises is located at temperature pick up in the outer temperature pick up of the outside pipe of the petroleum pipeline pipe inner with being located at petroleum pipeline.
3. down-hole, a kind of oil field according to claim 1 multi-parameter measuring systems, it is characterized in that: said measurement module comprises signal filter circuit and signal amplification circuit.
4. down-hole, a kind of oil field according to claim 1 multi-parameter measuring systems; It is characterized in that: said well head terminal control module comprises A/D change-over circuit, single-chip microcomputer logical operation and control circuit, touch screen human-computer interface and alarm; Said A/D change-over circuit is electrically connected with said single-chip microcomputer logical operation and control circuit, and said single-chip microcomputer logical operation and control circuit are electrically connected with said touch screen human-computer interface and said alarm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220090224 CN202578663U (en) | 2012-03-12 | 2012-03-12 | Oilfield down-hole multi-parameter measurement system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220090224 CN202578663U (en) | 2012-03-12 | 2012-03-12 | Oilfield down-hole multi-parameter measurement system |
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| CN202578663U true CN202578663U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220090224 Expired - Fee Related CN202578663U (en) | 2012-03-12 | 2012-03-12 | Oilfield down-hole multi-parameter measurement system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821500A (en) * | 2014-02-26 | 2014-05-28 | 常州凯锐自动化控制设备有限公司 | Coalbed methane subsurface pressure gauge with vibration sensing function and measuring method thereof |
| CN106153102A (en) * | 2015-04-09 | 2016-11-23 | 北京中联电科技术有限公司 | A kind of multiparameter integration fluid sensor based on iraser technology |
| CN111894555A (en) * | 2019-05-05 | 2020-11-06 | 中国石油天然气股份有限公司 | Thickened oil production and transportation monitoring system |
| CN112983393A (en) * | 2021-02-04 | 2021-06-18 | 冉曾令 | DAS-based in-well environment parameter acquisition device and method |
-
2012
- 2012-03-12 CN CN 201220090224 patent/CN202578663U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821500A (en) * | 2014-02-26 | 2014-05-28 | 常州凯锐自动化控制设备有限公司 | Coalbed methane subsurface pressure gauge with vibration sensing function and measuring method thereof |
| CN106153102A (en) * | 2015-04-09 | 2016-11-23 | 北京中联电科技术有限公司 | A kind of multiparameter integration fluid sensor based on iraser technology |
| CN111894555A (en) * | 2019-05-05 | 2020-11-06 | 中国石油天然气股份有限公司 | Thickened oil production and transportation monitoring system |
| CN112983393A (en) * | 2021-02-04 | 2021-06-18 | 冉曾令 | DAS-based in-well environment parameter acquisition device and method |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20160312 |