CN110375950A - A kind of driving density current of particle is stable to be gone out to flow device - Google Patents
A kind of driving density current of particle is stable to be gone out to flow device Download PDFInfo
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- CN110375950A CN110375950A CN201910556953.9A CN201910556953A CN110375950A CN 110375950 A CN110375950 A CN 110375950A CN 201910556953 A CN201910556953 A CN 201910556953A CN 110375950 A CN110375950 A CN 110375950A
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- stirred tank
- gutter
- pipe
- density current
- outflow tube
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
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- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
Stablize the invention discloses a kind of driving density current of particle and stream device.It includes circulation pipe etc. under stirred tank, stirred tank outflow tube, electronic flowmeter, gutter inflow pipe, gutter, blender, baffle, stirred tank return pipe, inclined plate, outer circulating tube, water circulating pump, the stable outflow tube of device, control valve, gutter.Apparatus of the present invention system is ingenious in design, structural integrity；It is unstable that success solves the problems, such as that density current caused by the characteristics such as the deposition of silt goes out to flow；Prepare operating condition and experiment condition and separation is realized by the control of simple valve, does not interfere with each other；Device can also carry out the driving density current experiment of ingredient, realize the versatility of experimental facilities；The design of the circulatory system improves the utilization efficiency of experimental raw, to realize the reliability of analysis of density current and research, accuracy and science.
Description
Technical field
The present invention relates to density current model test fields, and in particular to a kind of driving density current of particle is stable to be gone out to flow dress
It sets.
Background technique
Density current is prevalent in nature and Practical Project.Field inspection density current has very big uncertainty,
Be also required to put into a large amount of manpowers and material resources, thus laboratory sink experiment become each field scholar explore density current main method it
One.Density current can be divided by the difference of generting machanism: the driving density current of ingredient and the driving density current of particle.It has announced
Patent formula in, the scheme of a variety of density currents test has been given both at home and abroad, for example salt water is that typical ingredient is driving different
Density current, the driving density current of particle is typically chosen silt to prepare, but silt has settling character because of self weight, will necessarily
Cause the non-constant of initial concentration, therefore it is always a technical problem that the stabilization of Sediment hyperpycnal plumes, which goes out to flow,.
Summary of the invention
The present invention overcomes the deficiencies in existing density current experimental technique, and it is stable to provide a kind of driving density current of particle
Device is flowed out.
The technical solution adopted for solving the technical problem of the present invention are as follows:
The present invention includes stirred tank, gutter and outer circulating tube, and flowing apparatus main body out is stirred tank, is set inside the stirred tank
There is blender, the stirred tank side is equipped with stirred tank outflow tube, and water circulating pump is equipped on the stirred tank outflow tube
And electronic flowmeter, the stirred tank outflow tube stable connection slot inflow pipe, the gutter inflow pipe extend into stabilization
Inside slot, the stabilization trench bottom places inclined plate, and baffle is placed at top, and the gutter is located in the stirred tank
Portion.
The stirred tank other side connects outer loop pipe, outer loop pipe one end connection stirred tank reflux
Pipe, the stirred tank return pipe are extend into inside stirred tank.
The outer loop pipe other end passes through circulation pipe and device under control valve stable connection slot and stablizes outflow tube, institute
Circulation pipe connection is exported under gutter by control valve under the gutter stated.
The outer loop pipe connection stablizes outflow tube, the device stablize on outflow tube equipped with control valve and
Water circulating pump.
The outer loop pipe has two branches, and branch road therein is provided with control valve, another branch road
It is provided with control valve, electronic flowmeter and water circulating pump.
Furtherly, described outer loop pipe one end also with the direct connection of stirred tank.
Beneficial effects of the present invention:
1, apparatus of the present invention clever structure, good integrity is high-efficient, and installation cost is low.
2, apparatus of the present invention successfully solve the driving density current of particle caused by the characteristics such as the deposition of silt go out flow not
Stable problem.
3, the preparation operating condition of apparatus of the present invention and experiment condition are realized by the control of simple valve separates, and does not interfere with each other,
It is carried out and instrument inspection convenient for experiment.
4, apparatus of the present invention can carry out that particle is driving and driving two kinds of ingredient typical density currents experiments, realize experiment
The versatility of equipment；
5, the design of the circulatory system improves the utilization efficiency of experimental raw, to realize the reliable of analysis of density current and research
Property, accuracy and science.
Detailed description of the invention
Fig. 1 is schematic front view of the invention.
Fig. 2 is detail structure chart of the invention.
In figure: 1. stirred tanks, 2. stirred tank outflow tubes, 3. electronic flowmeters, 4. gutter inflow pipes, 5. gutters, 6.
Blender, 7. baffles, 8. stirred tank return pipes, 9. inclined plates, 10. outer loop pipes, 11. electronic flowmeters, 12. recirculated waters
Pump, the stable outflow tube of 13. devices, 14. water circulating pumps, 15. water circulating pumps, 16. control valves, 17. control valves, 18. control valves,
19. circulation pipe (see 1 virtual coil of attached drawing), 20. control valves, 21. control valves under gutter.
Specific embodiment
As shown in Figure 1, a kind of driving density current of particle, which is stablized, stream device, the stream apparatus main body that goes out is stirred tank
1, it sets inside the stirred tank 1 by blender 6, is equipped with stirred tank outflow tube 2, the stirred tank on the right side of the stirred tank
Outflow tube is equipped with water circulating pump 15 and electronic flowmeter 3, and the stirred tank outflow tube stable connection slot inflow pipe 4 is described
Gutter inflow pipe extend into inside gutter 5, the stabilization trench bottom places inclined plate 9, and effect is to prevent silt heap
Product places baffle 7 at the top of slot bottom, the gutter, and effect is isolation gutter and stirred tank, the stabilization slot position
Inside the stirred tank.
Outer loop pipe 10 is connected on the left of the stirred tank, the outer loop pipe connects stirred tank return pipe 8, institute
The stirred tank return pipe stated is extend into inside stirred tank, outer loop pipe 10 also with stirring the direct connection of trench bottom, to stirred tank
Bottom is washed away, and shoal materials is prevented.
Furtherly, electronic flowmeter 11 and water circulating pump 12 are housed on the outer loop pipe.
Furtherly, control valve 16,17,20 is housed on each branch pipe of outer loop pipe.
Furtherly, circulation pipe 19(is shown in 1 virtual coil of attached drawing under the outer loop pipe stable connection slot), described is steady
Determine circulation pipe under slot and passes through 21 stable connection slot lower end of control valve.
Furtherly, the outer loop pipe connection stablizes outflow tube 13, and the device is stablized on outflow tube
Equipped with control valve 18 and water circulating pump 14.
Consider the driving density current experimental setup of particle, using above-mentioned experimental rig, including prepares operating condition and experiment condition.
The particle driven nature density current goes out to flow device preparation operating condition, and steps are as follows:
1. silt and water needed for default density current concentration is tested in merging in stirred tank；
2. turn on agitator is sufficiently mixed stirred tank silt and water；
3. opening water circulating pump 12,15, opening controlling valve 16,17,20,21 closes valve 18, and the arrow of Fig. 1 is density current stream
Dynamic direction；
4. preparing to continue 10min under operating condition, the Sediment hyperpycnal plumes of Uniform Flow are formed in the circulatory system and tank system at this time, are
Experiment condition is prepared.
The particle driven nature density current goes out stream device experiment condition, and steps are as follows:
1. after preparing operating condition 10min, closing control valve 16,17,20,21, opening controlling valve 18；
2. opening water circulating pump 14 simultaneously, external density current experimental trough realizes that the driving density current of particle is stablized and to flow, Fig. 2
Arrow be density current flow direction；
3. experiment terminates, relevant control valve, Dishwasher are closed.
To sum up, the test device systematic is ingenious in design, structural integrity；It successfully solves the characteristics such as the deposition of silt to make
At density current concentration it is non-constant, go out to flow unstable problem；It is real by the control of simple valve to prepare operating condition and experiment condition
It now separates, does not interfere with each other；Device can also carry out the driving density current experiment of ingredient, realize the versatility of experimental facilities；It follows
The design of loop system improves the utilization efficiency of experimental raw, to realize the reliability of analysis of density current and research, accuracy
And science.
In the description of the present invention, it is to be understood that, term " top ", "vertical", " bottom ", "inner", " side ", " hang down
Directly ", the orientation or positional relationship of the instructions such as "upper", "lower", " upper end ", "lower", " rear ", " height ", " preceding " is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to of the invention
Limitation.
In the present invention unless specifically defined or limited otherwise, the terms such as term " setting ", " connection " should do broad sense
Understand, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection, be also possible to
Electrical connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the invention of this reality unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " may be used
To be that the first and second features directly contact or the first and second features pass through intermediary mediate contact.
The foregoing is merely the preferred embodiments of invention in progress by the present invention, are not intended to limit patent model of the invention
It encloses, it is all using equivalent structure transformation made by present specification, it is directly or indirectly related with other are attached to
The technical field of product is included in scope of patent protection of the invention.
Claims (2)
1. a kind of driving density current of particle, which is stablized, stream device, including stirred tank (1), gutter (5) and outer circulating tube (10),
It is characterized by:
Stream apparatus main body is stirred tank (1) out, is equipped with blender (6) inside the stirred tank (1), the stirred tank (1)
Side is equipped with stirred tank outflow tube (2), and water circulating pump (15) and electronic flowmeter are equipped on the stirred tank outflow tube (2)
(3), described stirred tank outflow tube (2) the stable connection slot inflow pipe (4), the gutter inflow pipe (4) extend into stabilization
Slot (5) is internal, and inclined plate (9) are placed in gutter (5) bottom, and baffle (7) are placed at top, and the gutter (5) is located at
The stirred tank (1) is internal；
Stirred tank (1) other side connects outer loop pipe (10), and described outer loop pipe (10) one end connects stirring
Slot return pipe (8), it is internal that the stirred tank return pipe (8) extend into stirred tank (1)；
Outer loop pipe (10) other end passes through circulation pipe (19) and device under control valve (17) stable connection slot and stablizes
Outflow tube (13), circulation pipe (19) connection is exported under gutter (5) by control valve (21) under the gutter；
Outer loop pipe (10) attachment device stablizes outflow tube (13), and the device is stablized to be equipped on outflow tube (13)
Control valve (18) and water circulating pump (14)；
The outer loop pipe has two branches, and branch road therein is provided with control valve (16), another branch road
It is provided with control valve (20), electronic flowmeter (11) and water circulating pump (12).
2. according to right want 1 described in a kind of driving density current of particle stablize and stream device, it is characterised in that: the outside
Circulation pipe (10) one end also with stirred tank (1) direct connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910556953.9A CN110375950B (en) | 2019-06-25 | 2019-06-25 | Granule driving type density flow stable outflow device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556953.9A CN110375950B (en) | 2019-06-25 | 2019-06-25 | Granule driving type density flow stable outflow device |
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| CN110375950A true CN110375950A (en) | 2019-10-25 |
| CN110375950B CN110375950B (en) | 2020-10-13 |
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Citations (9)
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|---|---|---|---|---|
| US4495086A (en) * | 1981-08-19 | 1985-01-22 | Ransburg Japan, Limited | Method and apparatus for preparing emulsions |
| CN101424587A (en) * | 2008-11-25 | 2009-05-06 | 四川大学 | Polyphase fluid experimental tank system |
| CN102865994A (en) * | 2012-08-31 | 2013-01-09 | 三峡大学 | Test device and test method of occurrence and movement rule of temperature difference flow backward density current |
| CN202778305U (en) * | 2012-06-12 | 2013-03-13 | 許仲青 | Flying-dust-free circulating chemical material and metering blending device |
| CN103424240A (en) * | 2013-07-26 | 2013-12-04 | 四川大学 | Temperature difference-sediment coupling density flow simulation test system |
| CN104480896A (en) * | 2014-11-12 | 2015-04-01 | 西安建筑科技大学 | Simulating testing device and method for temperature difference-sediment coupling density current of stratified reservoir |
| CN108286237A (en) * | 2018-03-16 | 2018-07-17 | 中国长江三峡集团有限公司 | The physical model and experimental method that a kind of silt carrying flow influences Stratified reservoir water temperature structure |
| CN108871727A (en) * | 2018-03-22 | 2018-11-23 | 浙江大学 | One kind opening a sluice gate formula and persistently enters the dual-purpose density current experimental rig of streaming and method |
| CN109680645A (en) * | 2018-12-28 | 2019-04-26 | 浙江大学 | A kind of construction density current test layer knot environment water device and method |
-
2019
- 2019-06-25 CN CN201910556953.9A patent/CN110375950B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4495086A (en) * | 1981-08-19 | 1985-01-22 | Ransburg Japan, Limited | Method and apparatus for preparing emulsions |
| CN101424587A (en) * | 2008-11-25 | 2009-05-06 | 四川大学 | Polyphase fluid experimental tank system |
| CN202778305U (en) * | 2012-06-12 | 2013-03-13 | 許仲青 | Flying-dust-free circulating chemical material and metering blending device |
| CN102865994A (en) * | 2012-08-31 | 2013-01-09 | 三峡大学 | Test device and test method of occurrence and movement rule of temperature difference flow backward density current |
| CN103424240A (en) * | 2013-07-26 | 2013-12-04 | 四川大学 | Temperature difference-sediment coupling density flow simulation test system |
| CN104480896A (en) * | 2014-11-12 | 2015-04-01 | 西安建筑科技大学 | Simulating testing device and method for temperature difference-sediment coupling density current of stratified reservoir |
| CN108286237A (en) * | 2018-03-16 | 2018-07-17 | 中国长江三峡集团有限公司 | The physical model and experimental method that a kind of silt carrying flow influences Stratified reservoir water temperature structure |
| CN108871727A (en) * | 2018-03-22 | 2018-11-23 | 浙江大学 | One kind opening a sluice gate formula and persistently enters the dual-purpose density current experimental rig of streaming and method |
| CN109680645A (en) * | 2018-12-28 | 2019-04-26 | 浙江大学 | A kind of construction density current test layer knot environment water device and method |
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|---|
| 林颖典 等: ""浸没式植被对异重流运动特性的影响"", 《同济大学学报（自然科学版）》 * |
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