CN102830044A - Viscometer used for real-time monitoring in petroleum drilling - Google Patents
Viscometer used for real-time monitoring in petroleum drilling Download PDFInfo
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- CN102830044A CN102830044A CN2012101823736A CN201210182373A CN102830044A CN 102830044 A CN102830044 A CN 102830044A CN 2012101823736 A CN2012101823736 A CN 2012101823736A CN 201210182373 A CN201210182373 A CN 201210182373A CN 102830044 A CN102830044 A CN 102830044A
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Abstract
The invention provides a viscometer used for real-time monitoring in petroleum drilling. The viscometer comprises a drilling liquid tank, wherein at least two rotary viscosimeters of different rotational speeds are installed inside the drilling liquid tank; the rotary viscosimeters are suspended inside the drilling liquid tank through a bracket; a drilling liquid inlet is formed at one end of the drilling liquid tank; a drilling liquid outlet is formed at the other end of the drilling liquid tank; the rotary viscosimeters are provided with outer cylinders; an inner cylinder is installed at each outer cylinder; an angle sensor is installed at the upper end of each inner cylinder; a power transmission member is installed at the outer wall of the upper part of each outer cylinder; and the power transmission member is connected with a motor through a transmission shaft. With the adoption of the viscometer, the viscosity of the drilling liquid can be monitored in real time, and thus the purpose of safely monitoring the drilling in real time is achieved.
Description
Technical field
The present invention relates to the petroleum drilling monitoring technology, is that viscosity apparatus is used in the monitoring in real time of a kind of petroleum drilling.
Background technology
Real-time monitoring to drilling fluid is a major measure of avoiding drilling failure to take place.The index and the viscosity of drilling fluid, the real-time monitoring of shear force are absolutely necessary.Existing drilling fluid viscosity, shear force monitoring method are: artificial to operation field; Drilling fluid is got back to the laboratory; Adopt the six-speed manual rotational viscosimeter to test then, the deficiency of this method is: because this detection is step, so; Get into different strata or water during drilling well, can not in time find when oil entering drilling fluid causes performance variation, bring bigger threat to drilling safety.In addition, because the temperature variation of drilling fluid will be brought performance variation, drilling fluid is taken the process in laboratory from operation field, the temperature of drilling fluid has produced bigger variation, has influenced the accuracy of drilling fluid viscosity index.
Summary of the invention
The objective of the invention is, provide a kind of petroleum drilling to monitor in real time and use viscosity apparatus, it can monitor the viscosity of drilling fluid in real time, thereby reaches the purpose of real-time security monitoring drilling well.
The present invention is for realizing above-mentioned purpose, and realize through following technical scheme: petroleum drilling is monitored in real time and used viscosity apparatus, comprises drilling fluid canal; The rotational viscosimeter of two different rotating speeds is installed in the drilling fluid canal at least, and rotational viscosimeter is contained in the drilling fluid canal through support is outstanding, and an end of drilling fluid canal is offered the drilling fluid inlet; The other end is offered the drilling fluid liquid outlet; Rotational viscosimeter is provided with urceolus, each equal mounting inner cylinder in urceolus place, and each inner core upper end is the setting angle sensor all; Power-transmitting part all is installed on the outer wall on each urceolus top, and power-transmitting part is connected with motor through transmission shaft.Gear ring is all installed on the outer wall top of each urceolus, gear ring and gearing mesh, and gear is connected with transmission shaft, and transmission shaft is connected with motor, and motor is connected with first back up pad, and first back up pad is connected with drilling fluid canal through support.First urceolus, second urceolus and the 3rd urceolus are installed in the drilling fluid canal, and the rotation of each urceolus is passed through the gear ring gearing mesh respectively by direct motor drive.First urceolus, second urceolus is identical with the 3rd urceolus height, diameter is identical, and rotating speed is different, and the rotating speed of first urceolus is 600 rev/mins, and the rotating speed of second urceolus is 300 rev/mins, and the rotating speed of the 3rd urceolus is 3 rev/mins.The torsion wire spring is installed, setting angle sensor on the torsion wire spring on the outer wall of inner core upper end.Width on the drilling fluid canal length direction is different, and the width at drilling fluid inlet place is identical with the width at first urceolus and the second urceolus place, and drilling fluid canal is installed the width of the width at the 3rd urceolus place greater than drilling fluid inlet place.The sensor periphery is provided with cylindrical cover, and the cylindrical cover upper end is connected with back up pad.Second back up pad is installed on the support, and bearing is connected with second back up pad, and bearing is positioned at the upper end outer wall of urceolus.
Petroleum drilling of the present invention is monitored in real time and is used viscosity apparatus, can monitor in real time viscosity, the shear force of drilling fluid, and Monitoring Data is accurate; Viscosity apparatus is rational in infrastructure, not fragile, and transmission signals is accurate, and the urceolus rotating speed of each viscosity meter is different; Urceolus rotates through drilling fluid influences inner core, and when reaching balance with the torsion wire spring, inner core promptly turns over certain angle; Through angular transducer signal is transferred to computing machine, converts chart to through Signal Processing again and on screen, show, supply the monitoring personnel to read drilling fluid viscosity, shear force data in real time; Thereby take corresponding safety prevention measure according to viscosity, shear force data, avoid the generation of drilling failure.
Description of drawings
Accompanying drawing 1 is a structural representation of the present invention; Accompanying drawing 2 is plan structure synoptic diagram of accompanying drawing 1.
Embodiment
The contrast accompanying drawing further specifies the present invention.
Petroleum drilling of the present invention is monitored in real time and is used viscosity apparatus; Comprise drilling fluid canal 4, the rotational viscosimeter of two different rotating speeds is installed in the drilling fluid canal 4 at least, rotational viscosimeter is contained in the drilling fluid canal 4 through support is outstanding; One end of drilling fluid canal 4 is offered drilling fluid inlet 8; The other end is offered drilling fluid liquid outlet 7, and drilling fluid inlet 8 all is arranged on drilling fluid liquid outlet 7 and creeps into liquid bath 4 middle parts, guarantees that further liquid flow is even; Rotational viscosimeter is provided with urceolus, each equal mounting inner cylinder in urceolus place, and each inner core upper end is setting angle sensor 10 all, and power-transmitting part all is installed on the outer wall on each urceolus top, and power-transmitting part is connected with motor through transmission shaft.
In order to make being installed in the drilling fluid canal that rotational viscosimeter can be better, firm, and realize stable, continuous rotating speed, make the viscosity signal of drilling fluid can more promptly and accurately send to computing machine; Gear ring is all installed on outer wall top at each urceolus; Gear ring and gearing mesh, gear is connected with transmission shaft, and transmission shaft is connected with motor; Motor is connected with first back up pad 5, and first back up pad 5 is connected with drilling fluid canal 4 through support 6.
In order further to realize adopting few more drilling fluid viscosity, shear force data of rotational viscosimeter monitoring; First urceolus 2, second urceolus 16 and the 3rd urceolus 17 can be installed in drilling fluid canal 4, the rotation of each urceolus respectively through the gear ring gearing mesh by direct motor drive.
First urceolus 2 of the present invention, second urceolus 16 is highly identical with the 3rd urceolus 17, diameter is identical; Rotating speed is different; The rotating speed of first urceolus 2 is 600 rev/mins, and the rotating speed of second urceolus 16 is 300 rev/mins, and the rotating speed of the 3rd urceolus 17 is 3 rev/mins; Can realize the monitoring of multiple viscosity index, substitute manual six fast rotational viscosimeters with the rotational viscosimeter of three different rotating speeds.
In order accurately to transmit the drilling fluid viscosity signal, on the outer wall of inner core upper end, torsion wire spring 9 is installed, setting angle sensor 10 on the torsion wire spring 9.
Width on drilling fluid canal 4 length directions of the present invention is different, and the width at drilling fluid inlet 8 places is identical with the width at first urceolus 2 and second urceolus, 16 places, and drilling fluid canal 4 is installed the width of the width at the 3rd urceolus 17 places greater than drilling fluid inlet 8 places.Promptly the drilling fluid flow velocity at first urceolus 2 and second urceolus, 16 places is big, and the flow velocity at the 3rd urceolus 17 places is little.
In a plurality of urceolus of the present invention a plurality of inner cores are installed all, the structure of a plurality of urceolus and a plurality of inner cores is all identical.That is: the torsion wire spring is all installed in each inner tank theca upper end, and each torsion wire spring all is connected with separately angular transducer.
Sensor periphery according to the invention is provided with cylindrical cover 1, and cylindrical cover 1 upper end is connected with back up pad.
Second back up pad 15 is installed on the support 6 according to the invention, and bearing is connected with second back up pad 15, and bearing is positioned at the upper end outer wall of urceolus.
Three rotational viscosimeter structures of the present invention are identical; Identical with drilling fluid canal 4 and bracing frame annexation; As shown in Figure 1, three rotational viscosimeters installing in the drilling fluid canal 4 have following structure respectively: first inner core, 11, the first urceolus 2 are installed through gear ring 12 and 20 engagements of first gear in first urceolus 2; First gear 20 is connected with first transmission shaft 21, and first transmission shaft 21 is connected with first motor 22; Second inner core, 19, the second urceolus 16 are installed through gear ring 12 and 14 engagements of second gear in second urceolus 16, second gear 14 is connected with second transmission shaft 13, and second transmission shaft 13 is connected with second motor 3; The 3rd inner core 18, the three urceolus 17 are installed through gear ring 12 and 25 engagements of the 3rd gear in the 3rd urceolus 17, the 3rd gear 25 is connected with the 3rd transmission shaft 24, and the 3rd transmission shaft 24 is connected with the 3rd motor 23.Said three motors also can be merged into a motor, and are more different than the rotating speed that makes 3 rotational viscosimeters through the tooth that changes gear ring, gear.
Rotational viscosimeter of the present invention can be measured: the Newtonian fluid absolute viscosity; Plastic fluid: plastic viscosity, yield value, quiet viscosity and gel strength; Plastic fluid, flow index n and consistency index k value.Real-time monitoring viscosity appearance according to the invention pumps into drilling fluid in the drilling fluid canal 4 through inlet; The rotational viscosimeter of three different rotating speeds in the drilling fluid canal; The rotating speed of first urceolus 2 is that 600 rev/mins, the rotating speed of the 3rd urceolus 16 are that 300 rev/mins, the rotating speed of the 3rd urceolus 17 are 3 rev/mins; Because the torsion wire spring is all installed in each inner tank theca upper end; When each urceolus rotates; Thereby make drilling fluid promote its corresponding inner core and rotate corresponding angle, angular transducer is given computing machine with 3 electrical signal transfer, and these 3 electric signal demonstrate data such as AV, plastic viscosity, yield value, gel strength, n value after through software processing in real time on computer screen.For example: the electric signal that sends through first rotational viscosimeter demonstrates AV on computers; The electric signal that sends through first and second rotational viscosimeter can calculation display go out plastic viscosity yield value and n value, can demonstrate gel strength on computers through the 3rd signal that rotational viscosimeter sends.
Claims (8)
1. petroleum drilling is monitored in real time and is used viscosity apparatus, it is characterized in that: comprise drilling fluid canal (4), the rotational viscosimeter of two different rotating speeds is installed in the drilling fluid canal (4) at least; Rotational viscosimeter is contained in the drilling fluid canal (4) through support is outstanding; One end of drilling fluid canal (4) is offered drilling fluid inlet (8), and the other end is offered drilling fluid liquid outlet (7), and rotational viscosimeter is provided with urceolus; Each equal mounting inner cylinder in urceolus place; Each inner core upper end is setting angle sensor (10) all, and power-transmitting part all is installed on the outer wall on each urceolus top, and power-transmitting part is connected with motor through transmission shaft.
2. petroleum drilling according to claim 1 is monitored in real time and is used viscosity apparatus; It is characterized in that: gear ring is all installed on the outer wall top of each urceolus; Gear ring and gearing mesh, gear is connected with transmission shaft, and transmission shaft is connected with motor; Motor is connected with first back up pad (5), and first back up pad (5) is connected with drilling fluid canal (4) through support.
3. petroleum drilling according to claim 1 and 2 is monitored in real time and is used viscosity apparatus; It is characterized in that: first urceolus (2), second urceolus (16) and the 3rd urceolus (17) are installed in the drilling fluid canal (4), and the rotation of each urceolus is passed through the gear ring gearing mesh respectively by direct motor drive.
4. petroleum drilling according to claim 3 is monitored in real time and is used viscosity apparatus; It is characterized in that: first urceolus (2), second urceolus (16) is highly identical with the 3rd urceolus (17), diameter is identical; Rotating speed is different; The rotating speed of first urceolus (2) is 600 rev/mins, and the rotating speed of second urceolus (16) is 300 rev/mins, and the rotating speed of the 3rd urceolus (17) is 3 rev/mins.
5. petroleum drilling according to claim 1 is monitored in real time and used viscosity apparatus, it is characterized in that: on the outer wall of inner core (11) upper end torsion wire spring (9) is installed, torsion wire spring (9) is gone up setting angle sensor (10).
6. petroleum drilling according to claim 3 is monitored in real time and is used viscosity apparatus; It is characterized in that: the width on drilling fluid canal (4) length direction is different; The width that drilling fluid inlet (8) is located is identical with the width that first urceolus (2) and second urceolus (16) are located, the width that the width that drilling fluid canal (4) installation the 3rd urceolus (17) is located is located greater than drilling fluid inlet (8).
7. petroleum drilling according to claim 5 is monitored in real time and used viscosity apparatus, it is characterized in that: the sensor periphery is provided with cylindrical cover (1), and cylindrical cover (1) upper end is connected with back up pad.
8. petroleum drilling according to claim 2 is monitored in real time and used viscosity apparatus, it is characterized in that: support (6) is gone up second back up pad (15) is installed, and bearing is connected with second back up pad (15), and bearing is positioned at the upper end outer wall of urceolus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210182373.6A CN102830044B (en) | 2012-03-05 | 2012-06-05 | Viscometer used for real-time monitoring in petroleum drilling |
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| CN201210055111.3 | 2012-03-05 | ||
| CN201210055111 | 2012-03-05 | ||
| CN201210182373.6A CN102830044B (en) | 2012-03-05 | 2012-06-05 | Viscometer used for real-time monitoring in petroleum drilling |
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| CN102830044A true CN102830044A (en) | 2012-12-19 |
| CN102830044B CN102830044B (en) | 2014-05-28 |
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| CN201210182373.6A Expired - Fee Related CN102830044B (en) | 2012-03-05 | 2012-06-05 | Viscometer used for real-time monitoring in petroleum drilling |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940702A (en) * | 2014-05-06 | 2014-07-23 | 中国地质大学（武汉） | Device and method for measuring dynamic cutting force of shaft bottom mud |
| CN104807724A (en) * | 2015-04-30 | 2015-07-29 | 淮安市计量测试所 | High-accuracy on-line oil viscosity detector with material taking function |
| WO2016090566A1 (en) * | 2014-12-10 | 2016-06-16 | 韩文峰 | Real-time monitoring control system for oil-well drilling |
| CN110031366A (en) * | 2019-04-18 | 2019-07-19 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of drilling fluid rheology performance measurement device and method |
| CN113959910A (en) * | 2021-10-26 | 2022-01-21 | 中海油田服务股份有限公司 | Experimental device for continuous measurement drilling fluid shear stress |
| CN117147379A (en) * | 2023-08-10 | 2023-12-01 | 四川维泰科创石油设备制造有限公司 | Intelligent viscosity monitoring method and system thereof |
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| US20080173075A1 (en) * | 2007-01-16 | 2008-07-24 | Dale Steven W | Apparatus and method for fluid rheology measurements |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940702A (en) * | 2014-05-06 | 2014-07-23 | 中国地质大学（武汉） | Device and method for measuring dynamic cutting force of shaft bottom mud |
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| WO2016090566A1 (en) * | 2014-12-10 | 2016-06-16 | 韩文峰 | Real-time monitoring control system for oil-well drilling |
| CN104807724A (en) * | 2015-04-30 | 2015-07-29 | 淮安市计量测试所 | High-accuracy on-line oil viscosity detector with material taking function |
| CN104807724B (en) * | 2015-04-30 | 2017-05-10 | 淮安市计量测试所 | High-accuracy on-line oil viscosity detector with material taking function |
| CN110031366A (en) * | 2019-04-18 | 2019-07-19 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of drilling fluid rheology performance measurement device and method |
| CN113959910A (en) * | 2021-10-26 | 2022-01-21 | 中海油田服务股份有限公司 | Experimental device for continuous measurement drilling fluid shear stress |
| CN117147379A (en) * | 2023-08-10 | 2023-12-01 | 四川维泰科创石油设备制造有限公司 | Intelligent viscosity monitoring method and system thereof |
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| CN102830044B (en) | 2014-05-28 |
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Address after: 256699, room 1, unit 14, building 645, No. 103, two the Yellow River Road, Bincheng District, Shandong, Binzhou, China Applicant after: Han Wenfeng Address before: 250199, Huaxin Road, Licheng District, Shandong, Ji'nan 23 Applicant before: Han Wenfeng |
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Inventor after: Han Xiaoling Inventor after: Yang Chao Inventor after: Han Wenfeng Inventor before: Yang Chao Inventor before: Han Wenfeng |
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Free format text: CORRECT: INVENTOR; FROM: YANG CHAO HAN WENFENG TO: HAN XIAOLING YANG CHAO HAN WENFENG |
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Granted publication date: 20140528 Termination date: 20160605 |