CN203432864U - Device for detecting erosion influence of propping agent flow rate on pipeline - Google Patents
Device for detecting erosion influence of propping agent flow rate on pipeline Download PDFInfo
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- CN203432864U CN203432864U CN201320396855.1U CN201320396855U CN203432864U CN 203432864 U CN203432864 U CN 203432864U CN 201320396855 U CN201320396855 U CN 201320396855U CN 203432864 U CN203432864 U CN 203432864U
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- erosion
- propping agent
- pipeline
- determinator
- flow velocity
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Abstract
The utility model relates to the technical field of evaluation on performances of oil fracture propping agents and in particular relates to a device for detecting erosion influence of a propping agent flow rate on a pipeline. According to the device, a conveying pipeline is used for conveying a fracture liquid and the propping agent from a stirring unit to an erosion unit; a liquid inlet end is connected to the stirring unit and a liquid jetting end correspond to a target of the erosion unit; a first pump body is arranged on the conveying pipeline; the liquid jetting end is also connected to a detachable reducer. Through the device, the influence of the propping agent on the erosion degree of the pipeline under the conditions of different erosion times, different erosion speeds, different erosion angles and the like can be detected.
Description
Technical field
The utility model relates to petroleum fracturing propping agent Performance Evaluation Technique field, relates in particular to the determinator of a kind of propping agent flow velocity on pipeline erosion impact.
Background technology
Traditional low frictional resistance normally thinks that fracturing liquid plays a major role, and has the low frictional resistance evaluating apparatus of corresponding fracturing liquid.But the application of resin coated propping agent shows, there is clear superiority aspect its percentage of damage reducing wearing and tearing of oil high pressure pipe joint, while keeping lower injection crack; Resin coating is extensively approved by oilfield applications as a kind of means that reduce frictional resistance.
In actual oil gas field is produced, fracturing truck group is injected stratum by propping agent and fracturing liquid potpourri through pipeline with high speed, and in the pipeline of high pressure complications, propping agent is very large to the wearing and tearing of pipeline, and the percentage of damage of propping agent itself also improves greatly; Particularly in recent years, the application development of horizontal well, extended reach well etc., propping agent is very outstanding to the erosion phenomenon of manifold, thereby more and more higher to the performance requirement of the low frictional resistance of propping agent.
The propping agent with low friction performance, can reduce its erosive wear to pipeline in pumping into process on the one hand, also can keep on the other hand the lower propping agent percentage of damage that enters crack, plays the effect on real support stratum.Regrettably, up to now, not yet there is the corresponding special Apparatus and method for detecting for the low friction performance of propping agent; And also only simulate propping agent about the test of percentage of damage in rower SY/T5108-2006, enter the broken situation while bearing clossing pressure behind stratum, propping agent is not considered from the fragmentation that may cause during truck-mounted blender pumps into formation fracture, meanwhile, at present also without any about propping agent flow velocity to pipeline erosion impact assessment equipment.
Therefore,, for above deficiency, the utility model provides the determinator of a kind of propping agent flow velocity on pipeline erosion impact.
Utility model content
(1) technical matters that will solve
The technical problems to be solved in the utility model is in the present technology of solution, there is no mensuration and the evaluating apparatus to its erosion pipeline degree for propping agent flow velocity specially; Cannot measure the problem of the abrasion condition of pipeline under different impact angles.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides the determinator of a kind of propping agent flow velocity on pipeline erosion impact, and this determinator comprises:
Agitating unit, for storage and stirring fracturing liquid and propping agent;
Erosion unit, comprises target and scour channel, and described target is positioned at the inside of scour channel;
Cycling element, comprise transfer pipeline, described transfer pipeline is for arriving described erosion unit by the fracturing liquid of described agitating unit and proppant transport, its liquid feeding end and agitating unit connect, the corresponding setting of target of hydrojet end and erosion unit, on described transfer pipeline, be provided with first pump housing, at described hydrojet end, be also connected with dismountable reducing.
Further, described cycling element also comprises reclaim line, and described reclaim line, for the fracturing liquid of described erosion unit and proppant transport are returned in described agitating unit, is provided with second pump housing in described reclaim line.
Further, in reclaim line, the one end near described agitating unit is also provided with the second elbow.
Further, described agitating unit comprises stirrer, puddler and reservoir, and described stirrer is positioned at the top of reservoir, and described puddler is positioned on reservoir and puddler and is also provided with stirring vane, and described stirrer is connected with one end of puddler.
Further, the other end at described puddler is also connected with centralizer.
Further, described scour channel is the square box body of an opening, on its two relative side plates, is coaxially arranged with hole, by described hole, angle demodulator is installed.
Further, described angle demodulator comprises angular adjustment axle and adjusting gear, described angular adjustment axle is arranged in the coaxial hole arranging of two side plates relative on described scour channel, in one end of described angular adjustment axle and the external stability that is positioned at scour channel be connected with adjusting gear, described adjusting gear is fixed by fixture block, and described target is fixed on the middle part of described angular adjustment axle.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages: the determinator by propping agent flow velocity of the present utility model on pipeline erosion impact, can measure the impacts of situation lower support agent on the erosion degree of pipeline such as different erosion time, different erosion speed, different impact angles.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment propping agent flow velocity on the determinator of pipeline erosion impact;
Fig. 2 is the cut-open view of A-A in Fig. 1;
Fig. 3 is the schematic diagram of the utility model embodiment angle demodulator.
In figure: 101: stirrer; 102: puddler; 103: centralizer; 21: liquid feeding end; 22: hydrojet end; 201: the first pump housings; 202: the second pump housings; 203: reservoir; 204: dashpot; 205: the first pipelines; 206: second pipe; 207: the first elbows; 208: the second elbows; 301: scour channel; 302: angle demodulator; 3021: angular adjustment axle; 3022: adjusting gear; 3023: fixture block; 303: target; 304: reducing; 401: flowmeter; 403: the first valves; 404: the second valves; 405: leakage fluid dram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model, rather than whole embodiment.Embodiment based in the utility model, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to the scope that the utility model is protected.
As Figure 1-3, the determinator of a kind of propping agent flow velocity that the utility model embodiment provides on pipeline erosion impact, this determinator comprises agitating unit, erosion unit and cycling element.
Described agitating unit is for storage and stir fracturing liquid and propping agent, it comprises stirrer 101, puddler 102 and reservoir 203, described stirrer 101 is positioned at the top of reservoir 203, described puddler 102 is positioned on reservoir 203 and puddler 102 and is also provided with stirring vane, and one end of puddler 102 is connected with stirrer 101, the other end is also connected with centralizer 103.Preferably, described stirrer 101 is motor, can select different types according to silt content, liquid property and mixing effect etc.The other end at puddler 102 is provided with centralizer 103, has guaranteed the vertical motion of puddler 102, there will not be the phenomenons such as centrifugal.Also can regulate as required the stirring rate of stirrer.
In reservoir 203 bottoms of agitating unit, be also provided with leakage fluid dram 405 and the second valve 404, liquid and sand sample by leakage fluid dram 405 in can emptying reservoir 203, also can be used for sampling, the second valve 404 is for controlling leakage fluid dram 405, and available ball valve or other valves are realized.
Erosion evaluation when erosion unit sprays for propping agent, comprise target 303, angle demodulator 302 and scour channel 301, the space of scour channel 301 simulation sand jet outlet fluids, play and prevent liquid splash, collect the effects such as liquid, below scour channel 301, correspondence is provided with dashpot 204, for liquid and the sand after access erosion target 301, there is storage and buffer action.Described scour channel 301 is the square box body of an opening, on its two relative side plates, is coaxially arranged with hole, by described hole, angle demodulator 302 is installed; Described angle demodulator 302 comprises angular adjustment axle 3021 and adjusting gear 3022, described angular adjustment axle 3021 is arranged in the coaxial hole arranging of two side plates relative on described scour channel 301, in one end of described angular adjustment axle 3021 and the external stability that is positioned at scour channel 301 be connected with adjusting gear 3022, described adjusting gear 3022 is fixing by fixture block 3023, and described target 303 is fixed on the middle part of described angular adjustment axle 3021 and is positioned at the inside of scour channel 301.In the time need to regulating the angle of target 303, can pass through hand rotation adjusting gear 3022, forward to after required angle by fixture block 3023, adjusting gear 3022 is stuck.
It should be noted that, angle demodulator is not limited to use adjusting gear and fixture block, and any parts that angular adjustment axle can be rotated and locate are all applicable, for example, can fixedly carry out with wheel box and angular adjustment axle the rotational angle of adjusting angle regulating shaft.
Cycling element guarantees the recurrent state of fluid under flow at high speed, reduces fluid volume, comprises transfer pipeline and reclaim line.
Described transfer pipeline is for arriving described erosion unit by the fracturing liquid of described agitating unit and proppant transport, the liquid feeding end 21 of transfer pipeline and the reservoir of agitating unit 203 connects, the corresponding setting of target 303 of hydrojet end 22 and erosion unit, target 303 is the object of medium erosion, can be made by various material, obtain correlation data; From the liquid of hydrojet end 22 ejection of transfer pipeline, be sprayed onto target 303, by measuring the situation of target 303, can carry out to propping agent the evaluation test of low friction performance like this.And the angle of target 303 can regulate, measure the evaluation test of different impact angles to the low friction performance of propping agent.
On described transfer pipeline, being provided with first pump housing 201, the first pump housings 201 for the liquid of reservoir 203 is pumped into pipeline, is the propulsion system of experiment.Between liquid feeding end 21 and first pump housing 201, be also provided with the first valve 403, by the first valve 403, can regulate the flow of transfer pipeline, control liquid-circulating, available ball valve or other valves are realized, between first pump housing 201 and hydrojet end 22, be also provided with the first elbow 207, the first elbows 207 for simulating the bending of actual manifold, quantity and angle are all adjustable, the quantity of the first elbow 207 in the present embodiment is 1, and angle is 60 °.Pipeline between the first elbow 207 and first pump housing 201 is that the pipeline between the first pipeline 205, the first elbow 207 and hydrojet end 22 is second pipe 206, described the first pipeline 205 and second pipe 206 are transparent and pressure-resistant pipeline, dynamic suspension situation by can the visual test different propping agents of transparent pressure-resistant pipeline under different fracturing liquids, different in flow rate, screens suitable propping agent and fracturing liquid.In the front and back of the first elbow 207, be equipped with a flowmeter 401, measure respectively liquid by the forward and backward flow (flow velocity) of the first elbow 207, calculating energy, the loss of momentum; Described hydrojet end 22 is also connected with dismountable reducing 304, and the actual sand jet outlet of reducing 304 simulation, also can be used as one of mode regulating flow velocity.
Described reclaim line is for returning the fracturing liquid of described erosion unit and proppant transport in described agitating unit, in described reclaim line, be provided with second pump housing 202, second pump housing 202, for the liquid storage of dashpot 204 is pumped in reservoir 203, is realized the circulation of liquid.One end near described agitating unit in reclaim line is also provided with the second elbow 208, the second elbows 208 for changing the flow direction of returning to liquid, reduces the possibility of bubble erosion, Enhancement test contrast.
The course of work of this device is: by a certain amount of propping agent and fracturing liquid (clear water, slippery water or frozen glue) pour reservoir 203 into, through agitating unit, mix, by first pump housing 201, enter successively the first pipeline 205, the first elbow 7, flowmeter 401, second pipe 206 and reducing 304, pass through afterwards reducing 304 from second pipe 206 out, directly impact the target 303 of punching groove 301 the insides, mixed liquor cognition after erosion flows to dashpot 204 along scour channel 301, and then by second pump housing 202 in reclaim line, be withdrawn into reservoir 203 the insides and carry out cycle operation.
Test completes, and maybe needs to change erosion medium (fracturing liquid or propping agent), or when propping agent is sampled, by leakage fluid dram 405 and the second valve 404, completes discharge opeing or sampling.
In process of the test, can by the contents and mode of design, carry out some or all of ground as required and investigate, record, analyze.
In sum, the determinator by propping agent flow velocity of the present utility model on pipeline erosion impact, can measure the impacts of situation lower support agent on the erosion degree of pipeline such as different erosion time, different erosion speed, different impact angles.
The above is only a kind of preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (7)
1. the determinator that propping agent flow velocity affects pipeline erosion, is characterized in that: comprising:
Agitating unit, for storage and stirring fracturing liquid and propping agent;
Erosion unit, comprises target (303) and scour channel (301), and described target (303) is positioned at the inside of scour channel (301);
Cycling element, comprise transfer pipeline, described transfer pipeline is for arriving described erosion unit by the fracturing liquid of described agitating unit and proppant transport, its liquid feeding end (21) and agitating unit connect, the corresponding setting of target (303) of hydrojet end (22) and erosion unit, on described transfer pipeline, be provided with first pump housing (201), at described hydrojet end (22), be also connected with dismountable reducing (304).
2. the determinator that propping agent flow velocity according to claim 1 affects pipeline erosion, it is characterized in that: described cycling element also comprises reclaim line, described reclaim line, for the fracturing liquid of described erosion unit and proppant transport are returned in described agitating unit, is provided with second pump housing (202) in described reclaim line.
3. the determinator of propping agent flow velocity according to claim 2 on pipeline erosion impact, is characterized in that: the one end near described agitating unit in reclaim line is also provided with the second elbow (208).
4. the determinator that propping agent flow velocity according to claim 1 affects pipeline erosion, it is characterized in that: described agitating unit comprises stirrer (101), puddler (102) and reservoir (203), described stirrer (101) is positioned at the top of reservoir (203), described puddler (102) is positioned on reservoir (203) and puddler (102) and is also provided with stirring vane, and described stirrer (101) is connected with one end of puddler (102).
5. the determinator of propping agent flow velocity according to claim 4 on pipeline erosion impact, is characterized in that: the other end at described puddler (102) is also connected with centralizer (103).
6. the determinator that propping agent flow velocity according to claim 1 affects pipeline erosion, it is characterized in that: described scour channel (301) is the square box body of an opening, on its two relative side plates, be coaxially arranged with hole, by described hole, angle demodulator (302) be installed.
7. the determinator that propping agent flow velocity according to claim 6 affects pipeline erosion, it is characterized in that: described angle demodulator (302) comprises angular adjustment axle (3021) and adjusting gear (3022), described angular adjustment axle (3021) is arranged in the coaxial hole arranging of upper two the relative side plates of described scour channel (301), in one end of described angular adjustment axle (3021) and the external stability that is positioned at scour channel (301) be connected with adjusting gear (3022), described adjusting gear (3022) is fixing by fixture block (3023), described target (303) is fixed on the middle part of described angular adjustment axle (3021).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320396855.1U CN203432864U (en) | 2013-07-04 | 2013-07-04 | Device for detecting erosion influence of propping agent flow rate on pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320396855.1U CN203432864U (en) | 2013-07-04 | 2013-07-04 | Device for detecting erosion influence of propping agent flow rate on pipeline |
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| CN203432864U true CN203432864U (en) | 2014-02-12 |
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| CN201320396855.1U Expired - Fee Related CN203432864U (en) | 2013-07-04 | 2013-07-04 | Device for detecting erosion influence of propping agent flow rate on pipeline |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389252A (en) * | 2013-07-04 | 2013-11-13 | 北京仁创科技集团有限公司 | Apparatus for determining erosion influence of propping-agent flow velocity on pipeline |
| CN112763308A (en) * | 2020-12-29 | 2021-05-07 | 哈尔滨工程大学 | Multi-degree-of-freedom erosion auxiliary system capable of continuously adjusting and monitoring in real time |
-
2013
- 2013-07-04 CN CN201320396855.1U patent/CN203432864U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389252A (en) * | 2013-07-04 | 2013-11-13 | 北京仁创科技集团有限公司 | Apparatus for determining erosion influence of propping-agent flow velocity on pipeline |
| CN103389252B (en) * | 2013-07-04 | 2015-11-11 | 北京仁创科技集团有限公司 | The determinator that propping agent flow velocity affects pipeline erosion |
| CN112763308A (en) * | 2020-12-29 | 2021-05-07 | 哈尔滨工程大学 | Multi-degree-of-freedom erosion auxiliary system capable of continuously adjusting and monitoring in real time |
| CN112763308B (en) * | 2020-12-29 | 2022-11-25 | 哈尔滨工程大学 | Multi-degree-of-freedom erosion auxiliary system capable of continuously adjusting and monitoring in real time |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
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| CU01 | Correction of utility model | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: On July 21, 2023, the expiration and termination of 39 volumes and 2902 issues of patents Number: 29-02 Volume: 39 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20140212 |