CN111380763A - Test system for abrasive water jet - Google Patents
Test system for abrasive water jet Download PDFInfo
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- CN111380763A CN111380763A CN201811619537.0A CN201811619537A CN111380763A CN 111380763 A CN111380763 A CN 111380763A CN 201811619537 A CN201811619537 A CN 201811619537A CN 111380763 A CN111380763 A CN 111380763A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 238000012360 testing method Methods 0.000 title claims abstract description 89
- 239000011435 rock Substances 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 17
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 229920002907 Guar gum Polymers 0.000 claims abstract description 5
- 239000000665 guar gum Substances 0.000 claims abstract description 5
- 229960002154 guar gum Drugs 0.000 claims abstract description 5
- 235000010417 guar gum Nutrition 0.000 claims abstract description 5
- 239000003082 abrasive agent Substances 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 65
- 238000005553 drilling Methods 0.000 claims description 31
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 14
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- 238000011056 performance test Methods 0.000 description 5
- 238000005488 sandblasting Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
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- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052631 glauconite Inorganic materials 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
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Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
- G01N3/567—Investigating resistance to wear or abrasion by submitting the specimen to the action of a fluid or of a fluidised material, e.g. cavitation, jet abrasion
Abstract
The invention provides a test system of abrasive water jet, which relates to the technical field of energy exploration and comprises the following components: abrasive fluid blending device, abrasive fluid supercharging device, water jet parameter test device and circulating filter device, water jet parameter test device including marcing power device, marcing final controlling element, rock core target tool equipment and base supporting platform, marcing power device, marcing final controlling element, rock core target tool equipment set up in on the base supporting platform, abrasive fluid blending device is used for mixing into the abrasive fluid according to a proportion behind water, abrasive material and the guar gum, through abrasive fluid supercharging device forms high pressure abrasive fluid, high pressure abrasive fluid gets into in the marcing final controlling element, to rock core target tool equipment drill hole with the executive test, the power of driling derives from advancing power device accomplishes experimental back high pressure abrasive fluid passes through abrasive circulating filter device output. The invention has novel design, simple operation and high utilization rate.
Description
Technical Field
The invention relates to the technical field of energy exploration, in particular to a product testing technology in oil and gas field exploration, and specifically relates to a test system of abrasive water jet.
Background
Abrasive water jet is the only cold working means to achieve material removal with water as the medium. Along with the application of the technology in the field of oil and gas field development, technologies such as abrasive hydraulic jet directional drilling, abrasive hydraulic sand blasting slotting, abrasive hydraulic jet drilling dust plug and the like are formed in sequence. Taking the hydraulic jet directional drilling technology as an example, the technology is increasingly applied to the field of low-permeability oil field development as a new production increasing process, such as geological exploration, oil well production increase, steam injection and water injection effect improvement and the like. The technology can directly and effectively communicate the far-end cracks of the reservoir, improve the permeability of the production interval, make residual oil between wells used and realize yield and efficiency increase. Meanwhile, the abrasive water power sand blasting slotting, the abrasive water power jet drilling ash plug and other technologies have wide application prospects.
Before the abrasive water jet related technology enters a field test and promotion stage, a large number of technical parameters such as a nozzle, a rubber tube and the like need to be tested and verified, but no related test equipment can meet the test and acquisition of the abrasive water jet related technical parameters at present. Therefore, how to research and develop a test scheme can realize performance test on the abrasive water jet related technology, obtain a plurality of parameters such as a nozzle, a rubber pipe, pressure, flow and the like through the test, and provide a test basis for the technology to smoothly enter the field and promote the technology is a technical problem to be solved in the field urgently.
Disclosure of Invention
The invention provides a test system of abrasive water jet, which meets the ground test requirements and performance tests of technologies such as abrasive water jet drilling, abrasive water jet slotting, abrasive water jet drilling dust plug and the like in the field of abrasive water jet, thereby providing test basis for the technology to enter the field and be popularized.
The invention aims to provide a test system of abrasive water jet, which comprises an abrasive liquid mixing device, an abrasive liquid supercharging device, a water jet parameter test device and a circulating filter device, wherein the water jet parameter test device comprises a travelling power device, a travelling execution device, a rock core target piece tool device and a base supporting platform;
the grinding material liquid mixing device is used for mixing water, grinding materials and guar gum according to a ratio to form grinding material liquid, the grinding material liquid pressurizing device forms high-pressure grinding material liquid, the high-pressure grinding material liquid enters the advancing execution device and is used for drilling a core target tool device to execute a test, the power of drilling is derived from the advancing power device, and after the test is completed, the high-pressure grinding material liquid passes through the circulating filter device to be output.
In a preferred embodiment of the present invention, the system further includes a waste liquid tank and an abrasive liquid circulation tank, and after the test is completed, the high-pressure abrasive liquid is output to the waste liquid tank and the abrasive liquid circulation tank through the circulation filter device.
In a preferred embodiment of the present invention, the traveling power device includes an oil tank 1, an oil suction filter 2, a hydraulic pump 3, a check valve 4, a three-position five-way directional control valve 5, a first speed control valve 6, a second speed control valve 7, a two-position two-way directional control valve 8, a hydraulic cylinder 91, a piston rod 92, a check valve 10, a back pressure valve 11, an overflow valve 12, a first electromagnet 1YA and a second electromagnet 2YA, wherein the oil tank 1 is connected to the hydraulic pump 3 through the oil suction filter 2, and the check valve 4 is connected to the hydraulic pump 3;
the three-position five-way reversing valve 5 is connected with the first electromagnet 1YA and the second electromagnet 2 YA;
the first speed regulating valve 6 is connected with the hydraulic cylinder 91 through the second speed regulating valve 7 and the two-position two-way reversing valve 8;
the piston rod 92 is connected with the hydraulic cylinder 91;
the three-position five-way reversing valve 5 is respectively connected with the one-way valve 10, the back pressure valve 11 and the overflow valve 12.
In a preferred embodiment of the present invention, the travel executing apparatus includes:
a wheeler comprising wheels, axles, a wheeler bracket and a wheeler plate;
the spray gun seat is arranged on the wheel vehicle, and the upper part of the spray gun seat is provided with a three-jaw chuck;
a spray gun assembly comprises an adapter, a feed rod and a nozzle assembly, wherein the adapter is connected with the feed rod, the feed rod is connected with the nozzle assembly, and high-pressure abrasive liquid flows through the feed rod.
In a preferred embodiment of the invention, the core target tool device comprises a protective water tank, a tool lifting mechanism, a core target and a core target seat;
the tool lifting mechanism, the rock core target piece and the rock core target piece seat are arranged in the protective water tank, holes are formed in the left side and the right side of the protective water tank, and the centers of the holes are opposite to the center of the rock core target piece.
In a preferred embodiment of the present invention, fixing plates are installed on both left and right sides of the protection water tank, the fixing plates are provided with mounting holes at intervals, and one side of the protection water tank is provided with a drainage port.
In a preferred embodiment of the invention, the tool lifting mechanism comprises a top plate, side plates and reinforcing ribs, wherein mounting holes with different intervals are formed in the top plate, and the left and right horizontal distances of the rock core target seat are adjusted through the mounting holes;
the side plate is provided with a lifting mounting hole, and the lifting mounting hole is matched with the fixing plate for use so as to adjust the height of the tool lifting mechanism.
In a preferred embodiment of the present invention, the core target is fixed to the core target holder, and the core target holder is bolted to the top plate.
In a preferred embodiment of the present invention, the core target holder is disposed at the rightmost end of the core target to limit the horizontal displacement of the core target.
In a preferred embodiment of the present invention, the core target holder fixes the core target by means of a long bolt to limit the vertical displacement of the core target.
In a preferred embodiment of the invention, the abrasive liquid mixing and dispensing device is a sand mixing skid, and the abrasive liquid pressurizing device is a fracturing skid.
The invention has the beneficial effects that the test system of the abrasive water jet is provided, the ground test requirements and the performance tests of the technologies such as abrasive hydraulic jet drilling, abrasive hydraulic sand blasting slotting, abrasive hydraulic jet drilling ash plug and the like in the field of the abrasive water jet are met, so that the test basis is provided for the technology to enter the field and be popularized, and the test system has novel design, simple operation and high utilization rate.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of a first embodiment of a system for abrasive water jet testing according to an embodiment of the present disclosure;
FIG. 2 is a block diagram of a second embodiment of a system for abrasive water jet testing according to an embodiment of the present disclosure;
FIG. 3 is a block diagram of a water jet parameter testing device in a system for testing abrasive water jets according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a water jet parameter testing device in a testing system of an abrasive water jet according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a traveling power device in an abrasive water jet test system according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of an actuator in an abrasive water jet testing system according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a core target tooling device in a test system of abrasive water jet according to an embodiment of the present invention;
FIG. 8 is a schematic three-dimensional structure of an abrasive water jet testing system according to an embodiment of the present disclosure;
fig. 9 is a schematic structural diagram of a test system for abrasive water jet in an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a test system for abrasive water jet. The principles and spirit of the present invention are explained in detail below with reference to several representative embodiments of the invention.
In order to meet ground test requirements and performance tests of technologies such as abrasive water jet drilling, abrasive water jet slotting, abrasive water jet dust plug drilling and the like in the field of abrasive water jet, the invention provides a test system of abrasive water jet, and please refer to fig. 1.
The abrasive liquid mixing device 100 is used for mixing water, abrasive materials and guar gum according to a certain proportion to form abrasive liquid, and high-pressure abrasive liquid is formed through the abrasive liquid pressurizing device 200.
In one embodiment of the present invention, the abrasive fluid compounding device 100 is used to provide a mixed abrasive fluid of abrasive, guar and water in a certain ratio range required by the test. For the abrasive liquid, the proportion is high, and under the condition that the output displacement is equal in unit time, the carrying energy is large, and the capabilities of drilling, slotting and the like are strong. The abrasive liquid pressurizing device 200 is used for providing high-pressure abrasive liquid, so that the abrasive liquid is provided with huge energy to achieve rock breaking capacity.
Fig. 3 is a structural block diagram of a water jet parameter testing device in a testing system of an abrasive water jet according to an embodiment of the present invention, referring to fig. 3, the water jet parameter testing device 300 includes a traveling power device 301, a traveling execution device 302, a core target tooling device 303, and a base supporting platform 304, and the traveling power device 301, the traveling execution device 302, and the core target tooling device 303 are disposed on the base supporting platform 304.
The high-pressure abrasive liquid enters the advancing execution device 302, a core target tool device 303 is drilled to execute a test, the drilling power comes from the advancing power device 301, and the high-pressure abrasive liquid is output through the circulating filter device 400 after the test is finished.
Fig. 8 is a schematic three-dimensional structure diagram of a test system for abrasive water jet in an embodiment of the present disclosure. In one embodiment of the invention, the water jet parameter testing device 300 realizes the rock breaking capacity of the high-pressure abrasive liquid on the rock core target through a water jet nozzle, so as to obtain various testing parameters required by the test. In the water jet parameter testing device, a traveling power device provides power for the nozzle to advance, the traveling execution device is an execution part of the water jet parameter testing device, the core target piece tool device can meet the technical test requirements of jet drilling, sand blasting and slotting, jet drilling dust plug and the like in the water jet field, the circulating filter device 400 can realize the cyclic utilization of test abrasive liquid, and filter large-particle impurities in the abrasive liquid, so that the whole system is protected, and meanwhile, the abrasive waste liquid can be collected. In the test process, test parameters are collected, recorded, analyzed and corrected in real time.
Fig. 2 is a structural block diagram of a second embodiment of a test system for abrasive water jet according to an embodiment of the present invention, referring to fig. 2, in the second embodiment, the system further includes a waste liquid tank 500 and an abrasive liquid circulation tank 600, and after a test is completed, the high-pressure abrasive liquid is output to the waste liquid tank and the abrasive liquid circulation tank through the circulation filter device.
Fig. 9 is a schematic structural diagram of a test system for abrasive water jet in an embodiment of the present invention, please refer to fig. 9, in which in this embodiment, the abrasive liquid mixing device is a sand mixing pry, and the abrasive liquid pressurizing device is a fracturing pry.
That is, in this embodiment, the test system of abrasive water jet mainly includes sand mulling sled, fracturing sled, water jet parameter test device, circulating filtration device, abrasive liquid circulation pond, abrasive liquid waste liquid pond. The fracturing and fracturing combined device comprises a fracturing pry, a water jet parameter testing device, a water jet flow parameter testing device, a. After the test is completed, the abrasive liquid passes through the circulating filter device, one part of the abrasive liquid is discharged to the waste liquid pool, and the other part of the abrasive liquid enters the sand mixing pry through the abrasive liquid circulating pool to be recycled.
Fig. 4 is a schematic structural diagram of a water jet parameter testing device in a testing system of an abrasive water jet according to an embodiment of the present invention, please refer to fig. 4, the water jet parameter testing device includes a traveling power device 301, a traveling execution device 302, a core target tooling device 303, and a base supporting platform 304, and the traveling power device 301, the traveling execution device 302, and the core target tooling device 303 are disposed on the base supporting platform 304. The test device advancing power system is a test device power source and is controlled by adopting a hydraulic system principle to obtain a required stroke and speed range.
Fig. 4 shows a drilling test, taking the drilling test as an example, clean water obtained from a water source is injected into a sand mixer, abrasive liquid consisting of guar gum, water and abrasive is formed in the sand mixer, the abrasive liquid is subjected to a fracturing skid to form high-pressure abrasive liquid carrying energy at high pressure, the abrasive liquid at pressure enters a feed rod of the advancing execution device shown in fig. 4 through a high-pressure rubber tube, a core target piece of the core target piece tool device is drilled through a nozzle on the right side of the feed rod, the drilling power is derived from the advancing power device, and the abrasive liquid generated after drilling is processed through a circulating filter device. In the whole drilling test, various proportions of the core target are used for simulating different formation parameters, the power execution device can realize the drilling feed speed of 20-200 mm/min aiming at different core target parameters, and meanwhile, various parameters of the core target such as different drilling sizes, drilling depths, drilling speeds and the like are realized by controlling the proportion of the abrasive fluid of the sand mixing pry and the parameters such as the pressure, the discharge capacity, the rotating speed and the like of the fracturing pry, so that test data are provided for practical field application. This embodiment is exemplified by a drilling test, however, the field of application of the present invention includes, but is not limited to, drilling tests.
Fig. 5 is a schematic structural diagram of a traveling power device in a test system of abrasive water jet according to an embodiment of the present invention, and please refer to fig. 5, the traveling power device includes an oil tank 1, an oil absorption filter 2, a hydraulic pump 3, a check valve 4, a three-position five-way directional valve 5, a first speed regulating valve 6, a second speed regulating valve 7, a two-position two-way directional valve 8, a hydraulic cylinder 91, a piston rod 92, a check valve 10, a back pressure valve 11, an overflow valve 12, a first electromagnet 1YA, and a second electromagnet 2 YA.
The oil tank 1 is connected with a hydraulic pump 3 through an oil absorption filter 2, and the one-way valve 4 is connected with the hydraulic pump 3;
the three-position five-way reversing valve 5 is connected with the first electromagnet 1YA and the second electromagnet 2 YA;
the first speed regulating valve 6 is connected with the hydraulic cylinder 91 through the second speed regulating valve 7 and the two-position two-way reversing valve 8;
the piston rod 92 is connected with the hydraulic cylinder 91;
the three-position five-way reversing valve 5 is respectively connected with the one-way valve 10, the back pressure valve 11 and the overflow valve 12.
As shown in fig. 5, in this embodiment, the traveling power device employs a pressure-limiting variable vane pump-speed regulating valve-backpressure valve type speed regulating circuit, so that stable low-speed movement can be ensured, and low-speed working feed-ultra-low-speed working feed-quick return-in-situ stop can be realized. When low-speed work feeding is needed, a start button is pressed, the electromagnet 1YA is electrified, the three-position five-way reversing valve 5 runs in a left position, meanwhile, the two-position two-way reversing valve 8 runs in a right position, at the moment, hydraulic oil enters a left cavity of the hydraulic cylinder 91 through the oil absorption filter 2, the hydraulic pump 3, the one-way valve 4, the left position of the reversing valve 5, the speed regulating valve 6 and the right position of the reversing valve 8, the piston rod 92 is pushed to move forwards, and an oil return path is the right cavity of the hydraulic cylinder 91, the left position of the reversing valve 5 and the back pressure valve 11 to enter the oil. When a lower speed is required, the reversing valve 8 is manually pressed to be in the left position, the passage is cut off, the oil inlet path can enter the hydraulic cylinder 91 only through the speed regulating valve 6 and the speed regulating valve 7, and the speed regulating range of the speed regulating valve 7 is smaller than that of the speed regulating valve 6, so that further speed reduction can be realized. When the work is fed to a designated position, the 1YA is powered off, the 2YA is powered on, the oil inlet path is directly connected to the right cavity of the hydraulic cylinder 91, and the oil return path enters the oil tank through the one-way valve 10 to realize quick return. Because the advancing power system is in a high-pressure water environment, elements such as a motor, an oil tank and a control valve need to be far away from the test device by 10m, and the operation of the whole advancing power device is controlled remotely. The hydraulic cylinder 91 is placed on the base support platform and fixed with screws.
Fig. 6 is a schematic structural diagram of a travel actuator in an abrasive water jet testing system according to an embodiment of the present invention, referring to fig. 6, the travel actuator includes:
a one-wheel vehicle 01, comprising wheels, axles, a wheel vehicle bracket and a wheel vehicle plate;
the spray gun device comprises a spray gun seat 02 arranged on the wheel vehicle, wherein a three-jaw chuck is arranged at the upper part of the spray gun seat;
a spray gun assembly 03 comprising an adapter, a feed rod, and a nozzle assembly, wherein the adapter is connected to the feed rod, the feed rod is connected to the nozzle assembly, and the high pressure abrasive fluid flows through the feed rod.
In the embodiment shown in fig. 6, the cart is reciprocated horizontally on rails on a base support platform. The spraying gun seat is arranged on the wheel vehicle, the spraying gun seat can be adjusted according to the actual height, and the spraying gun seat and the wheel vehicle are fixed by bolts and can be replaced as required. The three-jaw chuck is arranged at the upper part of the spray gun seat, so that the automatic centering of the spray gun can be realized, and the axis of the spray gun is ensured to be unchanged. The spray gun assembly consists of a conversion joint, a feed rod and a nozzle assembly. The left side of the adapter and the right side of the high-pressure rubber pipe are connected with the feed rod through sealing pipe threads, the right side of the feed rod is connected with the nozzle assembly through sealing pipe threads, and a channel in the feed rod passes through abrasive liquid with pressure. The nozzle assembly is used for energy conversion, and actions such as rock breaking and windowing are realized. As shown, the structure of the lance includes, but is not limited to, the lance shown in the figures.
Fig. 7 is a schematic structural diagram of a core target assembly device in a test system of abrasive water jet according to an embodiment of the present invention, and please refer to fig. 7, the core target assembly device includes a protective water tank, a tool lifting mechanism, a core target and a core target seat,
the tool lifting mechanism, the rock core target piece and the rock core target piece seat are arranged in the protective water tank, holes are formed in the left side and the right side of the protective water tank, and the centers of the holes are opposite to the center of the rock core target piece. The size of the holes can be suitable for the sleeves with different sizes to pass through. The protective water tank plays a protective role and can recover used abrasive liquid.
In one embodiment of the present invention, fixing plates are installed on the left and right sides of the protection water tank, mounting holes are formed in the fixing plates at intervals, and a drain outlet is formed in one side of the protection water tank. The drain port is connected to a pump to allow the used abrasive fluid to enter the filtration and circulation system.
The tool lifting mechanism comprises a top plate, side plates and reinforcing ribs, mounting holes at different intervals are formed in the top plate, the horizontal distance between the left side and the right side of the rock core target piece seat is adjusted through the mounting holes, and the reinforcing ribs play a role in improving the strength of a lifting structure. The side plate is provided with a lifting mounting hole, and the lifting mounting hole is matched with the fixing plate for use so as to adjust the height of the tool lifting mechanism. The fine adjustment of the height of the lifting mechanism can be adjusted through the core target seat. The core target is made in a sleeve according to a certain sand ratio, and the preparation of different sand ratios of the core target simulates the core parameters of an actual stratum. The shape structure of the target is not limited to this in the present embodiment. In a particular embodiment, for example, a sand ratio of 1:1, the core that may be modeled is a relatively hard glauconite, a sand ratio of 1:5, and the simulation may be sandstone.
The core target is fixed on the core target seat, and the core target seat is fixed with the top plate bolt. The core target seat is arranged at the rightmost end of the core target to limit the horizontal displacement of the core target. The core target seat fixes the core target through a long bolt so as to limit the vertical displacement of the core target.
As described above, the test system for the abrasive water jet provided by the invention meets the ground test requirements and performance tests of the technologies such as abrasive hydraulic jet drilling, abrasive hydraulic sand blasting slotting, abrasive hydraulic jet drilling ash plug and the like in the field of the abrasive water jet, so that a test basis is provided for the technology to enter the field and be popularized.
While the present application has been described with examples, those of ordinary skill in the art will appreciate that there are numerous variations and permutations of the present application without departing from the spirit of the application, and it is intended that the appended claims encompass such variations and permutations without departing from the spirit of the application.
Claims (11)
1. A test system of abrasive water jet is characterized by comprising an abrasive liquid mixing device, an abrasive liquid supercharging device, a water jet parameter test device and a circulating filter device, wherein the water jet parameter test device comprises a travelling power device, a travelling execution device, a rock core target piece tool device and a base supporting platform, the travelling power device, the travelling execution device and the rock core target piece tool device are arranged on the base supporting platform,
the abrasive liquid blending device is used for blending water, abrasive materials and guar gum into abrasive liquid according to a ratio, high-pressure abrasive liquid is formed through the abrasive liquid pressurizing device, the high-pressure abrasive liquid enters the advancing execution device and is used for drilling the core target tool device to execute a test, the power of drilling comes from the advancing power device, and after the test is completed, the high-pressure abrasive liquid is output through the circulating filter device.
2. The system according to claim 1, further comprising a waste liquid tank and an abrasive liquid circulation tank, wherein the high-pressure abrasive liquid is output to the waste liquid tank and the abrasive liquid circulation tank through the circulation filter device after the test is completed.
3. The system of claim 1, wherein the traveling power device comprises an oil tank 1, an oil suction filter 2, a hydraulic pump 3, a check valve 4, a three-position five-way directional control valve 5, a first speed control valve 6, a second speed control valve 7, a two-position two-way directional control valve 8, a hydraulic cylinder 91, a piston rod 92, a check valve 10, a back pressure valve 11, an overflow valve 12, a first electromagnet 1YA and a second electromagnet 2YA,
the oil tank 1 is connected with a hydraulic pump 3 through an oil absorption filter 2, and the one-way valve 4 is connected with the hydraulic pump 3;
the three-position five-way reversing valve 5 is connected with the first electromagnet 1YA and the second electromagnet 2 YA;
the first speed regulating valve 6 is connected with the hydraulic cylinder 91 through the second speed regulating valve 7 and the two-position two-way reversing valve 8;
the piston rod 92 is connected with the hydraulic cylinder 91;
the three-position five-way reversing valve 5 is respectively connected with the one-way valve 10, the back pressure valve 11 and the overflow valve 12.
4. The system of claim 3, wherein the travel actuator comprises:
a wheeler comprising wheels, axles, a wheeler bracket and a wheeler plate;
the spray gun seat is arranged on the wheel vehicle, and the upper part of the spray gun seat is provided with a three-jaw chuck;
a spray gun assembly comprises an adapter, a feed rod and a nozzle assembly, wherein the adapter is connected with the feed rod, the feed rod is connected with the nozzle assembly, and high-pressure abrasive liquid flows through the feed rod.
5. The system as claimed in claim 4, wherein the core target tooling device comprises a protective water tank, a tooling lifting mechanism, a core target and a core target seat,
the tool lifting mechanism, the rock core target piece and the rock core target piece seat are arranged in the protective water tank, holes are formed in the left side and the right side of the protective water tank, and the centers of the holes are opposite to the center of the rock core target piece.
6. The system of claim 5, wherein fixing plates are installed on the left side and the right side of the protection water tank, mounting holes are formed in the fixing plates at intervals, and a drainage port is formed in one side of the protection water tank.
7. The system as claimed in claim 6, wherein the tool lifting mechanism comprises a top plate, side plates and reinforcing ribs, the top plate is provided with mounting holes with different intervals, and the left and right horizontal distances of the core target seat are adjusted through the mounting holes;
the side plate is provided with a lifting mounting hole, and the lifting mounting hole is matched with the fixing plate for use so as to adjust the height of the tool lifting mechanism.
8. The system of claim 7, wherein the core target is secured to the core target holder, and wherein the core target holder is bolted to the top plate.
9. The system as recited in claim 8, wherein the core target holder is disposed at a rightmost end of the core target to limit horizontal displacement of the core target.
10. The system as recited in claim 8, wherein the core target holder secures the core target by a long bolt to limit vertical displacement of the core target.
11. The system of claim 1, wherein the abrasive fluid compounding device is a mulling skid and the abrasive fluid pressurization device is a frac skid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619537.0A CN111380763A (en) | 2018-12-28 | 2018-12-28 | Test system for abrasive water jet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619537.0A CN111380763A (en) | 2018-12-28 | 2018-12-28 | Test system for abrasive water jet |
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