CN204085573U - A kind of tandem two pressure drilling fluid density and mass rate detection system - Google Patents
A kind of tandem two pressure drilling fluid density and mass rate detection system Download PDFInfo
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- CN204085573U CN204085573U CN201420565885.5U CN201420565885U CN204085573U CN 204085573 U CN204085573 U CN 204085573U CN 201420565885 U CN201420565885 U CN 201420565885U CN 204085573 U CN204085573 U CN 204085573U
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- drilling fluid
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Abstract
A kind of tandem two pressure drilling fluid density and mass rate detection system, the two-way drilling fluid signal piping that it comprises liquid reserve tank, screw pump and is arranged in series, the drilling fluid of described two-way drilling fluid signal piping is flowed into end and is connected with drilling fluid conveying route by screw pump, and drilling fluid outflow end is connected with liquid reserve tank; Described two-way drilling fluid signal piping is disposed with surplus valve, reduction valve, tensimeter and coriolis mass flowmeters respectively, one ball valve is set between surplus valve and reduction valve, described tensimeter is arranged on the porch of coriolis mass flowmeters, and the exit of described coriolis mass flowmeters is provided with a ball valve; Described surplus valve is connected with liquid reserve tank by overflow passage, and described screw pump is connected with drilling fluid conveying route by a ball valve.The utility model has the advantage detecting drilling fluid pressure and its density and mass rate relation in real time, improves the detection degree of accuracy to drilling fluid density and mass rate.
Description
Technical field
The utility model belongs to drilling fluid detection technique field, is specifically related to a kind of tandem two pressure drilling fluid density and mass rate detection system.
Background technology
In oil exploitation process, drilling fluid is a kind of indispensable material, important role: 1, at the bottom of clear well, and cutting carring, avoids drill bit Repeated Cutting, reduces the wearing and tearing of drill bit; 2, balance rock of borehole wall pressure, prevent slump in; 3, equilibrium strata pressure, prevents blowout, leakage; 4, Cooling and Lubricator drill bit, reduces drill tool wear, improves the serviceable life etc. of drilling tool.The density of on-line checkingi drilling fluid and mass rate, to realize carrying out accurately controlling being ensure that drilling fluid plays the necessary condition of above-mentioned vital role to the material ratio of each constituent of drilling fluid, affect factor that drilling fluid density and mass rate accurately detect and mainly contain the pressure change of drilling fluid and extraneous vibration etc.
At present, equipment for on-line checkingi drilling fluid density and mass rate mainly contains isotope gauge and coriolis mass flowmeters, isotope gauge has radiomaterial, long-time use can affect the health of people, in addition, isotope gauge is expensive, and a large amount of employing can cause production cost too high.
For coriolis mass flowmeters, although there is not the deficiency that radiomaterial is detrimental to health, but what adopt when using coriolis mass flowmeters to detect density and the mass rate of drilling fluid is single pressure, namely under a fixing pressure, detect density and the mass rate of drilling fluid, be difficult to the drilling fluid density of change on detection and the impact of mass rate of the pressure of real-time judge drilling fluid, therefore, the density of single pressure and mass rate detection system is adopted to be unfavorable for the accurate detection of drilling fluid density and mass rate.
Utility model content
In order to overcome the deficiency of above technology, technical problem to be solved in the utility model there are provided a kind of tandem two pressure drilling fluid density and mass rate detection system, it not only safely, efficiently, and can improve the detection degree of accuracy to drilling fluid density and mass rate.
The technical scheme in the invention for solving the technical problem is: a kind of tandem two pressure drilling fluid density and mass rate detection system, it is characterized in that, comprise liquid reserve tank, screw pump and drilling fluid signal piping, described drilling fluid signal piping comprises the first via drilling fluid signal piping and the second road drilling fluid signal piping that are arranged in series, the drilling fluid of described first via drilling fluid signal piping is flowed into end and is connected with drilling fluid conveying route by screw pump, and the drilling fluid outflow end of the second road drilling fluid signal piping is connected with liquid reserve tank; Described first via drilling fluid signal piping and the second road drilling fluid signal piping are disposed with surplus valve, reduction valve, tensimeter and coriolis mass flowmeters respectively, one ball valve is set between surplus valve and reduction valve, described tensimeter is arranged on the porch of coriolis mass flowmeters, and the exit of described coriolis mass flowmeters is provided with a ball valve; Described surplus valve is connected with liquid reserve tank by overflow passage, and described screw pump is connected with drilling fluid conveying route by a ball valve.
Further, this detection system also comprises brace table, screw pump in described first via drilling fluid signal piping and the second road drilling fluid signal piping is fixed on brace table respectively by support, and the coriolis mass flowmeters in described first via drilling fluid signal piping and the second road drilling fluid signal piping is fixed on brace table respectively by shaking table.
Preferably, described support is fixedly connected with brace table with screw pump respectively by bolt.
Preferably, described shaking table involving vibrations table top, vibration rack and two vibrating motors, described vibration rack is arranged on brace table by bolt, described vibration table is arranged on vibration rack by support spring, described coriolis mass flowmeters is arranged on the centre position of vibration table by bolt, described two vibrating motors are symmetricly set on the vibration table of coriolis mass flowmeters both sides respectively, and the rotating shaft of described vibrating motor is parallel with drilling fluid flow direction in coriolis mass flowmeters and the rotating shaft of vibrating motor is provided with eccentric block.
Preferably, described first via drilling fluid signal piping is not identical with the pressure of reduction valve setting in the second road drilling fluid signal piping.
Preferably, in described first via drilling fluid signal piping, the pressure of reduction valve is set to 1 ~ 30Mpa, and in described second road drilling fluid signal piping, the pressure of reduction valve is set to 0.101 ~ 4MPa.
The beneficial effects of the utility model are: the utility model provides a kind of tandem two pressure drilling fluid density and mass rate detection system, avoid the use of radioelement, production cost is reduced while ensureing safety, adopt two pressure detection method, namely under the condition that two kinds of different pressure are applied to same drilling fluid, detect density and the mass rate of drilling fluid, improve the detection degree of accuracy to drilling fluid density and mass rate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the left view (amplifying 1 times) of Fig. 1;
Fig. 3 is the enlarged drawing (amplifying 3 times) of the utility model one shaking table;
Fig. 4 is the vertical view (amplifying 3 times) of Fig. 3;
Fig. 5 is the enlarged drawing (amplifying 3 times) of another shaking table of the utility model;
Fig. 6 is the vertical view (amplifying 3 times) of Fig. 5.
In figure: 1 liquid reserve tank, 2 intake lines, 3 reduction valve first, 4 coriolis mass flowmeters first, 5 shaking table first, 6 reduction valve second, 7 coriolis mass flowmeters second, 8 output pipes, 9 overflow passages, 10 ball valve third, 11 ball valve second, 12 ball valve first, 13 screw pumps, 14 tensimeter first, 15 tensimeter second, 16 surplus valve first, 17 surplus valve second, 18 shaking table second, 19 ball valve fourths, 20 support first, 22 brace tables, 23 ball valve penta, 24 support second.
Embodiment
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the utility model is elaborated.Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts of specific examples and setting are described.In addition, the utility model can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.It should be noted that parts illustrated in the accompanying drawings are not necessarily drawn in proportion.The utility model eliminates the description of known assemblies and treatment technology and process to avoid unnecessarily limiting the utility model.
As depicted in figs. 1 and 2, a kind of tandem of the present utility model two pressure drilling fluid density and mass rate detection system, it is characterized in that, comprise liquid reserve tank 1, screw pump 13 and drilling fluid signal piping, described drilling fluid signal piping comprises the first via drilling fluid signal piping and the second road drilling fluid signal piping that are arranged in series, the drilling fluid of described first via drilling fluid signal piping is flowed into end and is connected with drilling fluid conveying route by screw pump 13, and the drilling fluid outflow end of the second road drilling fluid signal piping is connected with liquid reserve tank 1.Described first via drilling fluid signal piping is made up of surplus valve first 16, ball valve first 12, reduction valve first 3, tensimeter first 14, coriolis mass flowmeters first 4 and ball valve penta 23, and described second road drilling fluid signal piping is made up of surplus valve second 17, ball valve second 11, reduction valve second 6, tensimeter second 15, coriolis mass flowmeters second 7 and ball valve the third 10.Drilling fluid is inputted by intake line 2; Described ball valve fourth 19 is arranged on before described screw pump 13; Along drilling fluid throughput direction, described intake line 2 is provided with successively screw pump 13, surplus valve first 16, ball valve first 12, reduction valve first 3, tensimeter first 14, coriolis mass flowmeters first 4, ball valve penta 23, surplus valve second 17, ball valve second 11, reduction valve second 6, tensimeter second 15, coriolis mass flowmeters second 7 and ball valve the third 10; One end of described overflow passage 9 and the entrance A of liquid reserve tank 1 are threaded connection, and the other end of overflow passage 9 is connected with described surplus valve first 16; One end of described output pipe 8 and the entrance B of liquid reserve tank 1 are threaded connection, and the other end of output pipe 8 and ball valve the third 10 is connected; The two ends of described ball valve fourth 19 are fixed in support second 24.Described screw pump 13 is arranged in described support first 20 by bolt, and described support first 20 is bolted on described brace table 22.
As shown in Figures 3 to 6, described coriolis mass flowmeters first 4 is bolted on the middle position of the vibration table surface of described shaking table first 5, and the shaking table support of described shaking table first 5 is bolted on described brace table 22; Described coriolis mass flowmeters second 7 is bolted on the middle position of the vibration table surface of described shaking table second 18, and the shaking table support of described shaking table second 18 to be bolted on described brace table 22; Described coriolis mass flowmeters first 4 is identical with the performance index of coriolis mass flowmeters second 7.Described shaking table first 5 involving vibrations table top, vibration rack, vibrating motor A and vibrating motor B, described shaking table second 18 involving vibrations table top, vibration rack, vibrating motor C and vibrating motor D.Described vibrating motor A and vibrating motor B is all provided with eccentric block, vibrating motor A is parallel with drilling fluid flow direction with the main shaft of vibrating motor B, vibrating motor A and vibrating motor B is arranged on the middle position at the edge of the vibration table surface of shaking table first 5 by bolt, vibrating motor A and vibrating motor B is symmetrical about coriolis mass flowmeters first 4; Described vibrating motor C and vibrating motor D is all provided with eccentric block, vibrating motor C is parallel with drilling fluid flow direction with the main shaft of vibrating motor D, vibrating motor C and vibrating motor D is arranged on the middle position at the edge of the vibration table surface of shaking table second 18 by bolt, vibrating motor C and vibrating motor D is symmetrical about coriolis mass flowmeters second 7; Between the vibration table surface of described shaking table first, shaking table second and shaking table support, support spring is installed.
In described coriolis mass flowmeters first 4, the pressure range of drilling fluid is 1 ~ 30MPa, and in described coriolis mass flowmeters second 7, the pressure range of drilling fluid is 0.101 (1 standard atmospheric pressure) ~ 4MPa.
The course of work of embodiment is introduced below in conjunction with accompanying drawing:
During work, open ball valve first 12, ball valve second 11, ball valve the third 10, ball valve fourth 19 and ball valve penta 23, drilling fluid flows into described detection system by intake line 2, and the drilling fluid of inflow flows through screw pump 13, surplus valve first 16, ball valve first 12, reduction valve first 3, tensimeter first 14, coriolis mass flowmeters first 4, ball valve penta 23, surplus valve second 17, ball valve second 11, reduction valve second 6, tensimeter second 15, coriolis mass flowmeters second 7 and ball valve the third 10 successively along intake line 2, pressurizeed by screw pump 13 pairs of drilling fluids, regulated the pressure of drilling fluid by reduction valve first 3, detected the pressure values P of cleaner for high-pressure drilling fluid by tensimeter first 14
1, detect P by coriolis mass flowmeters first 4
1the density of the drilling fluid under pressure and mass rate, regulated the pressure of the drilling fluid flowing out coriolis mass flowmeters first 4 by reduction valve second 6, detected the pressure P of drilling fluid after pressure regulation by tensimeter second 15
2, detect P by coriolis mass flowmeters second 7
2the density of drilling fluid and mass rate under pressure, then, the pressure flowing through the drilling fluid of coriolis mass flowmeters first 4 is regulated by reduction valve first 3, the pressure flowing through the drilling fluid of coriolis mass flowmeters second 7 is regulated by reduction valve second 6, the pressure flowing through the drilling fluid of coriolis mass flowmeters first 4 described in maintenance is greater than the pressure of the drilling fluid flowing through coriolis mass flowmeters second 7, detect and the density of drilling fluid after analyzing the pressure regulation that coriolis mass flowmeters first 4 and coriolis mass flowmeters second 7 detects and mass rate, the rule that pressure factor affects drilling fluid density and mass rate can be drawn.
The pressure of given two parts drilling fluid, temperature and flow velocity, regulate the vibration parameters of shaking table first 5 and shaking table second 18, regulate the vibration frequency of shaking table first 5 and shaking table second 18 with the parameter such as amplitude, detected density and the mass rate of the drilling fluid after by reduction valve first 3 pressure regulation by coriolis mass flowmeters first 4; Detected density and the mass rate of the drilling fluid after by reduction valve second 6 pressure regulation by coriolis mass flowmeters second 7, the impact of extraneous vibration on coriolis mass flowmeters accuracy of detection can be drawn.
The utility model provides a kind of tandem two pressure drilling fluid density and mass rate detection system, density and the mass rate of drilling fluid is detected under the condition that two kinds of different pressure are applied to same drilling fluid, the pressure change that can not only detect drilling fluid in real time on the impact of drilling fluid density and mass rate detected value, but also can detect the impact of extraneous vibration on coriolis mass flowmeters accuracy of detection.
In addition, range of application of the present utility model is not limited to the technique of the specific embodiment described in instructions, mechanism, manufacture, material composition, means, method and step.From disclosure of the present utility model, to easily understand as those of ordinary skill in the art, for the technique existed at present or be about to develop, mechanism, manufacture, material composition, means, method or step later, wherein their perform the identical function of the corresponding embodiment cardinal principle that describes with the utility model or obtain the identical result of cardinal principle, can apply according to the utility model to them.Therefore, the utility model claims are intended to these technique, mechanism, manufacture, material composition, means, method or step to be included in its protection domain.
Claims (6)
1. tandem two pressure drilling fluid density and mass rate detection system, it is characterized in that, comprise liquid reserve tank, screw pump and drilling fluid signal piping, described drilling fluid signal piping comprises the first via drilling fluid signal piping and the second road drilling fluid signal piping that are arranged in series, the drilling fluid of described first via drilling fluid signal piping is flowed into end and is connected with drilling fluid conveying route by screw pump, and the drilling fluid outflow end of the second road drilling fluid signal piping is connected with liquid reserve tank; Described first via drilling fluid signal piping and the second road drilling fluid signal piping are disposed with surplus valve, reduction valve, tensimeter and coriolis mass flowmeters respectively, one ball valve is set between surplus valve and reduction valve, described tensimeter is arranged on the porch of coriolis mass flowmeters, and the exit of described coriolis mass flowmeters is provided with a ball valve; Described surplus valve is connected with liquid reserve tank by overflow passage, and described screw pump is connected with drilling fluid conveying route by a ball valve.
2. a kind of tandem according to claim 1 two pressure drilling fluid density and mass rate detection system, it is characterized in that, also comprise brace table, screw pump in described first via drilling fluid signal piping and the second road drilling fluid signal piping is fixed on brace table respectively by support, and the coriolis mass flowmeters in described first via drilling fluid signal piping and the second road drilling fluid signal piping is fixed on brace table respectively by shaking table.
3. a kind of tandem according to claim 2 two pressure drilling fluid density and mass rate detection system, it is characterized in that, described support is fixedly connected with brace table with screw pump respectively by bolt.
4. a kind of tandem according to claim 2 two pressure drilling fluid density and mass rate detection system, it is characterized in that, described shaking table involving vibrations table top, vibration rack and two vibrating motors, described vibration rack is arranged on brace table by bolt, described vibration table is arranged on vibration rack by support spring, described coriolis mass flowmeters is arranged on the centre position of vibration table by bolt, described two vibrating motors are symmetricly set on the vibration table of coriolis mass flowmeters both sides respectively, the rotating shaft of described vibrating motor is parallel with drilling fluid flow direction in coriolis mass flowmeters and the rotating shaft of vibrating motor is provided with eccentric block.
5. the two pressure drilling fluid density of a kind of tandem according to any one of Claims 1-4 and mass rate detection system, is characterized in that, described first via drilling fluid signal piping is not identical with the pressure of reduction valve setting in the second road drilling fluid signal piping.
6. a kind of tandem according to claim 5 two pressure drilling fluid density and mass rate detection system, it is characterized in that, in described first via drilling fluid signal piping, the pressure of reduction valve is set to 1 ~ 30Mpa, and in described second road drilling fluid signal piping, the pressure of reduction valve is set to 0.101 ~ 4MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420565885.5U CN204085573U (en) | 2014-09-28 | 2014-09-28 | A kind of tandem two pressure drilling fluid density and mass rate detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420565885.5U CN204085573U (en) | 2014-09-28 | 2014-09-28 | A kind of tandem two pressure drilling fluid density and mass rate detection system |
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| Publication Number | Publication Date |
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| CN204085573U true CN204085573U (en) | 2015-01-07 |
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| CN201420565885.5U Withdrawn - After Issue CN204085573U (en) | 2014-09-28 | 2014-09-28 | A kind of tandem two pressure drilling fluid density and mass rate detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197996A (en) * | 2014-09-28 | 2014-12-10 | 济南大学 | Tandem type double-pressure detecting system for density and mass flow rate of drilling fluid |
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2014
- 2014-09-28 CN CN201420565885.5U patent/CN204085573U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197996A (en) * | 2014-09-28 | 2014-12-10 | 济南大学 | Tandem type double-pressure detecting system for density and mass flow rate of drilling fluid |
| CN104197996B (en) * | 2014-09-28 | 2016-08-24 | 中石化胜利石油工程有限公司钻井工艺研究院 | A kind of tandem double pressure drilling fluid density and mass flow detecting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Song Fangzhen Inventor after: Li Dong Inventor after: Song Bo Inventor after: Ma Yuzhen Inventor after: Wang Xinhua Inventor after: Tao Liying Inventor after: Liu Baoshuang Inventor after: Wang Zhongjie Inventor before: Song Fangzhen Inventor before: Li Dong Inventor before: Song Bo Inventor before: Ma Yuzhen Inventor before: Wang Xinhua Inventor before: Tao Liying |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151125 Address after: 257017 North Road, Dongying District, Shandong, No. 827, No. Patentee after: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC Address before: The central nanxinzhuang Ji'nan Road, No. 336 of 250022 cities in Shandong Province Patentee before: University of Jinan |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |