CN108412427A - High confining pressure water jet experimental rig - Google Patents
High confining pressure water jet experimental rig Download PDFInfo
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- CN108412427A CN108412427A CN201810131227.8A CN201810131227A CN108412427A CN 108412427 A CN108412427 A CN 108412427A CN 201810131227 A CN201810131227 A CN 201810131227A CN 108412427 A CN108412427 A CN 108412427A
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- gear shaft
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000012360 testing method Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000001105 regulatory effect Effects 0.000 claims abstract description 11
- 238000002474 experimental method Methods 0.000 claims description 19
- 230000009189 diving Effects 0.000 claims description 17
- 210000004907 gland Anatomy 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 230000003628 erosive effect Effects 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of high confining pressure water jet experimental rig, including cylinder, rear cover, rack, the guide rail for being located at rack front end both sides, it is located on guide rail by idler wheel and can replaces mechanism along protecgulum that guide rail moves, workpiece, workpiece can be driven to replace the range regulating mechanism that the work holder in mechanism is moved forward and backward, surge test device；It includes work holder, bevel gear wheel, large bevel gear shaft, bevel pinion, the first small coning gear shaft, the second small coning gear shaft, rear cap sealing, rotation hand wheel with a scale, shaft cohesion device that workpiece, which replaces mechanism,.High confining pressure water jet experimental rig of the present invention, it can be tested for water jet and stable high confining pressure is provided, it carries out multiple shock test and measures temporary impact pressure, it is intended that the device that water jet is tested a kind of qualitative observation of offer and quantitatively detected, it realizes water jet Study of Flow Characteristics under high confining pressure, erosion property analysis, dynamic parameter monitoring etc., improves test efficiency.
Description
Technical field
The invention belongs to water-jet technology field more particularly to a kind of high confining pressure water jet experimental rigs.
Background technology
High-pressure water jet is developed rapidly in recent decades, and opposite other technologies means are concentrated, with energy without thermal effect
The advantages that answering, is easily controllable is used widely in fields such as mechanical processing, oil, chemical industry, metallurgy.Currently, water jet assists
Drilling has become one of the conventional technical means in fossil energy exploitation field, and the high pressure water flow of chisel edge can carry out in advance rock
It is broken, the drilling efficiency of drill bit is improved, meanwhile, flow can clean drill bit, lubricated, be cooled down, and avoid generating spark, significantly
Improve the security performance of drilling process.
As fossil energy exploitation is increasingly turned to deep, mining depth reaches thousands of rice, the environment that high-pressure jet is faced
Pressure also gradually rises, and the deep underground environment of drill bit is complicated, it is difficult to measure accurate field data, a set of indoor height is needed to enclose
Pressure water jet experimental system is made prediction for the water jet performance of deep mining operation, and it is special to obtain water jet flow field under high confining pressure
Property, realize erosion property, the dynamic parameter measurement etc. to rock sample.
Invention content
The technical problem to be solved by the invention is to provide a kind of high confining pressure water jet experimental rigs, can be water jet
Experiment provides stable confining pressure, carries out multiple shock test and measures temporary impact pressure, it is intended to provide one for water jet experiment
Kind qualitative observation and the device quantitatively detected realize that water jet Study of Flow Characteristics under high confining pressure, erosion property analysis, dynamic are joined
Number monitoring etc., improves test efficiency.
The technical solution adopted by the present invention to solve the technical problems is：A kind of high confining pressure water jet experimental rig is provided,
Including cylinder, rear cover, rack, the guide rail for being located at rack front end both sides, it is located at by idler wheel and can be moved along guide rail on guide rail
Protecgulum, workpiece replace mechanism, can drive workpiece replace mechanism in work holder be moved forward and backward range regulating mechanism,
Surge test device, drain tank and plunger pump and water valve；It includes work holder, auger tooth that workpiece, which replaces mechanism,
Wheel, large bevel gear shaft, bevel pinion, the first small coning gear shaft, the second small coning gear shaft, rear cap sealing, rotation with a scale
Handwheel, shaft cohesion device, bevel gear wheel and bevel pinion intermeshing, the first small coning gear shaft are mounted on cylinder by bearing block
On body, the first small coning gear shaft tail end section is rectangular, and the second small coning gear shaft front end is equipped with one section and the first small coning gear shaft
The interior rectangular keyway of cooperation, the second bevel pinion shaft end are connected with rotation hand wheel with a scale, and shaft cohesion device is to workpiece clamp
Device is held to be limited；Protecgulum is equipped with main burner and several auxiliary nozzles.Plunger pump passes through pipeline and main burner and auxiliary spray respectively
Mouth connects, and water valve is respectively set on pipeline.A counterbalance valve is equipped between drain tank and cylinder lower part.
According to the above technical scheme, work holder includes fixed frame and Jia Gai, and fixed frame passes through flat with large bevel gear shaft
Key connection, folder cover installation workpiece and can be rotated around large bevel gear shaft.
According to the above technical scheme, rear cap sealing includes O-ring seal, is arranged at the second small coning gear shaft, also wraps
4 pairs of packing sealing rings, glands are included, the second small coning gear shaft is compressed 4 pairs of packing sealing rings by shaft shoulder axially position, gland,
And it is covered after being installed on by screw.
According to the above technical scheme, range regulating mechanism includes bottom plate, supporting rack, fixed seat, rail plate, screw rod, planet
Retarder, diving stepper motor, rail plate both ends pass through both ends spiral shell by screw bolt and nut and supporting rack axially position, screw rod
Line is connect with fixed seat, and planetary reduction gear output shaft is connect by plum coupling with screw rod, and diving stepper motor subtracts with planet
Fast device connection, supporting rack are arranged on bottom plate.
According to the above technical scheme, by dive under water stepper motor driving, range regulating mechanism make between workpiece and main burner away from
It is continuously adjusted within the scope of 10~400mm.
According to the above technical scheme, protecgulum edge is circumferentially provided with 16 round through-holes, is connect with cylinder by screw, preceding
Have a floor reinforcing between lid and lower support plate, be equipped with mobile mechanism below protecgulum, mobile mechanism include sequentially connected idler wheel,
Roller shaft, cylinder roller bearing, gasket, nut and shell；Auxiliary nozzle is uniformly arranged along the circumferential direction of protecgulum, and quantity is 4.
According to the above technical scheme, it is equipped with water valve on the water pipe of 4 auxiliary nozzles, offer can be needed to be not higher than according to experiment
The confining pressure of 10Mpa.
According to the above technical scheme, above cylinder and both sides are provided with transparent window, and organic glass is mounted on transparent by gland
On window, cylinder lower part is equipped with a counterbalance valve by cutting ferrule, and cylinder lower part is arranged by supporting block in rack.
According to the above technical scheme, surge test device includes that pressure sensor, sensor connector, sensor are fixed
Frame, pressure sensor front are connect by screw thread with the sensor connector being welded on fixing rack for sensor.
According to the above technical scheme, guide rail is H profile steel guide rail, and the quantity for pressing from both sides lid is 4.
The beneficial effect comprise that：1. more stable confining pressure can be provided, work holder can once pacify
Multiple workpiece are filled, device can carry out the experiment of multiple operating modes, effectively improve test efficiency after adjusting.
2. torque can be transmitted when the first bevel pinion shaft position difference, the movement of the second small coning gear shaft is avoided,
The reliability of rear cover sealing is increased, and the processing cost for using square button being oriented to and being transmitted torque is relatively low.
3. for the device that water jet experiment provides a kind of qualitative observation and quantitatively detects, raising test efficiency.
4. carrying shaft cohesion device, work holder rotation can be limited during being tested.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing：
Fig. 1 is the structural schematic diagram of high confining pressure water jet experimental rig of the embodiment of the present invention；
The structural schematic diagram of rack in Fig. 2 embodiment of the present invention；
The structural schematic diagram of Fig. 3 middle cylinder bodies of the embodiment of the present invention；
The sectional view of protecgulum in Fig. 4 embodiment of the present invention；
The sectional view of mobile mechanism in Fig. 5 embodiment of the present invention；
Workpiece replaces the sectional view of mechanism in Fig. 6 embodiment of the present invention；
The structural schematic diagram of first small coning gear shaft in Fig. 7 embodiment of the present invention；
The structural schematic diagram of second small coning gear shaft in Fig. 8 embodiment of the present invention；
The sectional view of fixed frame in Fig. 9 embodiment of the present invention；
The sectional view of cap sealing after in Figure 10 embodiment of the present invention；
The structural schematic diagram of range regulating mechanism in Figure 11 embodiment of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
In the embodiment of the present invention, as Figure 1-Figure 2, a kind of high confining pressure water jet experimental rig is provided, including cylinder 1,
Rear cover 2, the H profile steel guide rail 4 for being located at rack front end both sides, is located on H profile steel guide rail by idler wheel and can be moved along guide rail rack 3
Dynamic protecgulum 5, workpiece are replaced mechanism, the range regulating mechanism that workpiece grip mechanism can be driven to be moved forward and backward, surge and are surveyed
Trial assembly sets, drain tank 6 and pressure gauge 7, main burner water valve 8 and auxiliary nozzle water valve 9.
As shown in figure 3, in the present embodiment, above cylinder and both sides are provided with transparent window 10, and organic glass 11 passes through pressure
Lid 12 is installed on a transparent window, and cylinder lower part is equipped with a counterbalance valve 14 by cutting ferrule 13, and cylinder lower part is set by supporting block 15
It sets in rack.
As shown in Figure 1, Figure 4 and Figure 5, in the present embodiment, protecgulum is equipped with main jet hole 16 and 4 auxiliary nozzles 17, protecgulum
16 round through-holes 51 are circumferentially provided with, are connect with cylinder by screw, have floor 19 to add between protecgulum and lower support plate 18
Gu mobile mechanism is equipped with below protecgulum, mobile mechanism include sequentially connected idler wheel 20, roller shaft 21, cylinder roller bearing 22,
Gasket 23, nut 24 and drum shell 25.Mobile mechanism can reduce danger when big weight protecgulum handling, and can be more convenient
Ground moves protecgulum, and guide rail both ends, which are equipped with baffle, to prevent protecgulum from sliding, and H profile steel and drum shell are equipped with tight locking button 50,
Protecgulum can be lockked when replacing workpiece.
As shown in Fig. 6-Fig. 9, in the present embodiment, workpiece replace mechanism include work holder, it is bevel gear wheel 27, big
Bevel gear shaft 28, bevel pinion 29, the first small coning gear shaft 30, the second small coning gear shaft 31, rear cap sealing, rotation with a scale
Wheel 32, shaft cohesion device 33 are changed hands, bevel gear wheel and bevel pinion intermeshing, the first small coning gear shaft pass through bearing block 34
On cylinder, the first small coning gear shaft tail end section is rectangular, and the second small coning gear shaft front end is small with first equipped with one section
The interior rectangular keyway of bevel gear shaft cooperation, when the first small coning gear shaft is moved with range regulating mechanism, rectangular key connection still may be used
To realize the rotation of workpiece, and square button processing cost is low.Second bevel pinion shaft end is connected with rotation hand wheel with a scale, leads to
It crosses design to calculate, only needs handwheel rotating to assigned scale line position when replacing workpiece every time.
As shown in figure 9, in the present embodiment, work holder includes fixed frame 26 and folder lid 35, fixed frame and auger
Gear shaft is connected by flat key, and folder covers installation workpiece and can be rotated around large bevel gear shaft.When the experiment for completing an operating mode
After, can test piece directly be replaced in exterior thereto, the experiment of next operating mode is carried out after adjusting apparatus parameter, avoids trying
The dismounting of experiment device can effectively improve test efficiency.The quantity of folder lid is 4.
As shown in Figure 10, in the present embodiment, rear cap sealing include 36,4 pairs of packing sealing rings 37 of O-ring seal,
4 pairs of packing sealing rings are compressed by shaft shoulder axially position, gland, and are pacified by screw 52 by gland 38, the second small coning gear shaft
It is covered after being loaded on.
As shown in figure 11, in the present embodiment, range regulating mechanism includes bottom plate 39, supporting rack 40, fixed seat 41, sliding
Guide rail 42, screw rod 43, planetary reduction gear 44, diving stepper motor 45, rail plate both ends pass through screw bolt and nut and fixed seat
Axially position, screw rod are connect by both ends screw thread with supporting rack, and planetary reduction gear output shaft passes through plum coupling 46 and screw rod
Connection.
In the present embodiment, range is adjusted by diving under water stepper motor driving, and since stepper motor is in adjustable range
It the characteristics of upper high intensive reading, can be outside chamber by controlling accurate adjusting of the motor driver realization to range.
As shown in Figure 1, in the present embodiment, water valve is equipped on the water pipe of 4 auxiliary nozzles, can need to provide according to experiment
Confining pressure not higher than 10Mpa, and resulting confining pressure is more stable.
As shown in Fig. 1 and Figure 11, in the present embodiment, surge test device includes pressure sensor 47, sensor
Connector 48, fixing rack for sensor 49, pressure sensor front are connect by screw thread with the sensor being welded on fixing rack for sensor
Head connection.
It when being tested, installs on jet nozzle to main jet hole 16, opens tight locking button 50 and protecgulum is moved to cylinder along guide rail
Body front end is screwed into screw in 16 circular through holes 51；Rotate rotation hand wheel with a scale to assigned scale with adjust shock surface with
The angle of jet stream tightens shaft cohesion device；Start after diving stepper motor 45 is adjusted to the range needed for experiment and closes diving
Stepper motor；The overflow value of counterbalance valve 14 is adjusted to change experiment confining pressure, start plunger pump 7 and open 4 auxiliary nozzle water valves 9 to
Water-filling reaches required confining pressure until pressure gauge 53 is read in cylinder, opens main burner water valve 8 and carries out first time experiment, experimentation
In can be measured and temporary impact pressure and be recorded by computer by pressure sensor 47, the transparent of above cylinder and both sides can be passed through
Window 10 is observed or shoots to experimental phenomena；After the test, it opens 14 release of counterbalance valve and discharges the water in cylinder
Into drain tank 6, unscrew the screw in 16 circular through holes 51, by protecgulum along guide rail remove a distance from barrel front end after close
Locking links closely 50, then main burner is unloaded from main jet hole 16.
When being tested, start diving stepper motor 45 and work holder is moved to barrel front end, stops diving step
It is pressed from both sides respectively at 4 after stepper motor and 4 workpiece is installed successively on lid 35, then tighten shaft cohesion device 33 to limit workpiece rotation
Turn；Start and closes diving stepper motor 45 after work holder is moved in cylinder by diving stepper motor 45；Installation is penetrated
On flow nozzle to main jet hole 16, opens tight locking button 50 and protecgulum is moved to barrel front end along guide rail, in 16 circular through holes 51
It is screwed into screw；Start after diving stepper motor 45 is adjusted to the range needed for experiment and closes diving stepper motor；Adjust counterbalance valve
14 overflow value to change experiment confining pressure, start plunger pump 7 and open 4 auxiliary nozzle water valves 9 into cylinder water-filling until pressure
The reading of table 53 reaches required confining pressure, opens main burner water valve 8 and carries out first time experiment, can pass through pressure sensor in experimentation
47 measurement temporary impact pressure are simultaneously recorded by computer, can by the transparent windows 10 of above cylinder and both sides to experimental phenomena into
Row observation or shooting；For the first time after the test, rotate rotation hand wheel 32 with a scale makes work holder revolve to corresponding scale
It turn 90 degrees to replace test piece, tightens shaft cohesion device 33 later to limit work holder rotation, start diving step
Stepper motor 45 changes range to second of experiment desirable value, adjusts the overflow value of counterbalance valve 14 to change experiment confining pressure, opens master
Nozzle water valve 9 carries out second and tests, and so on complete until 4 experiments；After the test, 14 release of counterbalance valve is opened simultaneously
Water in cylinder is discharged into drain tank 6, the screw in 16 circular through holes 51 is unscrewed, by protecgulum along guide rail from barrel front end
Tight locking button 50 is closed after removing a distance, then main burner is unloaded from main jet hole 16, starts diving stepper motor 45 by work
Part clamping device is moved to barrel front end, unclamps shaft cohesion device 33, successively unloads 4 test pieces from folder lid 35.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of high confining pressure water jet experimental rig, which is characterized in that including cylinder, rear cover, rack, be located at rack front end both sides
Guide rail, be located on guide rail by idler wheel and can replace mechanism along protecgulum that guide rail moves, workpiece, workpiece can be driven to replace machine
The range regulating mechanism of work holder back-and-forth motion in structure, surge test device；It includes work that workpiece, which replaces mechanism,
Part clamping device, bevel gear wheel, large bevel gear shaft, bevel pinion, the first small coning gear shaft, the second small coning gear shaft, rear cover are close
Seal apparatus, rotation hand wheel with a scale, shaft cohesion device, bevel gear wheel and bevel pinion intermeshing, the first small coning gear shaft
It is mounted on cylinder by bearing block, the first small coning gear shaft tail end section is rectangular, and the second small coning gear shaft front end is equipped with one
The interior rectangular keyway of section and the cooperation of the first small coning gear shaft, the second bevel pinion shaft end are connected with rotation hand wheel with a scale, turn
Axis cohesion device limits work holder；Protecgulum is equipped with main burner and several auxiliary nozzles.
2. high confining pressure water jet experimental rig according to claim 1, which is characterized in that work holder includes fixing
Frame and folder cover, and fixed frame is connect with large bevel gear shaft by flat key, and folder covers installation workpiece and can be rotated around large bevel gear shaft.
3. high confining pressure water jet experimental rig according to claim 1 or 2, which is characterized in that rear cap sealing includes O
Type sealing ring is arranged at the second small coning gear shaft, further includes 4 pairs of packing sealing rings, glands, the second small coning gear shaft passes through axis
Shoulder axially position, gland compresses 4 pairs of packing sealing rings, and is covered after being installed on by screw.
4. high confining pressure water jet experimental rig according to claim 1 or 2, which is characterized in that range regulating mechanism includes
Bottom plate, supporting rack, fixed seat, rail plate, screw rod, planetary reduction gear, diving stepper motor, rail plate both ends pass through bolt
With nut and supporting rack axially position, screw rod is connect by both ends screw thread with fixed seat, and planetary reduction gear output shaft passes through plum blossom
Shaft coupling is connect with screw rod, and diving stepper motor is connect with planetary reduction gear, and supporting rack is arranged on bottom plate.
5. high confining pressure water jet experimental rig according to claim 4, which is characterized in that by diving under water, stepper motor drives
It is dynamic, range regulating mechanism make workpiece between main burner at a distance from continuously adjusted within the scope of 10~400 mm.
6. high confining pressure water jet experimental rig according to claim 1 or 2, which is characterized in that protecgulum edge is circumferentially
16 round through-holes are provided with, are connect with cylinder by screw, has floor reinforcing between protecgulum and lower support plate, is set below protecgulum
It includes sequentially connected idler wheel, roller shaft, cylinder roller bearing, gasket, nut and shell to have mobile mechanism, mobile mechanism；It is auxiliary
Nozzle is uniformly arranged along the circumferential direction of protecgulum, and quantity is 4.
7. high confining pressure water jet experimental rig according to claim 6, which is characterized in that on the water pipe of 4 auxiliary nozzles
Equipped with water valve, can be needed to provide the confining pressure not higher than 10Mpa according to experiment.
8. high confining pressure water jet experimental rig according to claim 1 or 2, which is characterized in that opened with both sides above cylinder
There are transparent window, organic glass to be installed on a transparent window by gland, cylinder lower part is equipped with a counterbalance valve, cylinder by cutting ferrule
Lower part is arranged by supporting block in rack.
9. high confining pressure water jet experimental rig according to claim 8, which is characterized in that surge test device includes
Pressure sensor, sensor connector, fixing rack for sensor, pressure sensor front is by screw thread and is welded on fixing rack for sensor
On sensor connector connection.
10. high confining pressure water jet experimental rig according to claim 2, which is characterized in that guide rail is H profile steel guide rail, folder
The quantity of lid is 4.
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| CN201810131227.8A CN108412427B (en) | 2018-02-09 | 2018-02-09 | High confining pressure water jet experimental rig |
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| CN201810131227.8A CN108412427B (en) | 2018-02-09 | 2018-02-09 | High confining pressure water jet experimental rig |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520702A (en) * | 2018-12-28 | 2019-03-26 | 大连工业大学 | A kind of aquatic products water jet force parameter test method and its experimental rig |
| CN109667541A (en) * | 2018-12-06 | 2019-04-23 | 中煤科工集团西安研究院有限公司 | Dynamic equilibrium self-propelled water jet borehole test device and method under confining pressure state |
| CN110344783A (en) * | 2018-10-18 | 2019-10-18 | 成都理工大学 | Jet groutinl imitative experimental appliance and the method for forming induration using the device and examining nozzle hydraulic performance |
| CN110808215A (en) * | 2019-10-14 | 2020-02-18 | 深圳市华星光电技术有限公司 | Method for testing adhesion of photoresist and optical inspection machine |
| CN112432761A (en) * | 2020-11-04 | 2021-03-02 | 中国石油大学(北京) | Experimental method and device for high-temperature jet rock breaking under high ambient pressure condition |
| CN113021191A (en) * | 2019-12-24 | 2021-06-25 | 中国石油天然气股份有限公司 | Experimental system for abrasive water jet cutting sleeve |
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