CN104677593A - Method and device for simulating water flow properties of natural river way through utilizing annular water channel - Google Patents
Method and device for simulating water flow properties of natural river way through utilizing annular water channel Download PDFInfo
- Publication number
- CN104677593A CN104677593A CN201510119687.5A CN201510119687A CN104677593A CN 104677593 A CN104677593 A CN 104677593A CN 201510119687 A CN201510119687 A CN 201510119687A CN 104677593 A CN104677593 A CN 104677593A
- Authority
- CN
- China
- Prior art keywords
- annular water
- water tank
- natural river
- flow characteristics
- river course
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention discloses a method for simulating the water flow properties of a natural river way through utilizing an annular water channel. The method comprises the step of enabling water to flow in the annular water channel, wherein the annular water channel comprises at least one section of straight channel. The invention further discloses a device for simulating the water flow properties of a natural river way through utilizing an annular water channel. The device comprises a base, an annular water channel main body and a rotating power device, wherein the annular water channel main body is mounted on the base, an annular water channel is arranged on the annular water channel main body, water in the annular water channel is enabled by the rotating power device to form annular water flow, and the annular water channel comprises at least one section of straight channel. The method and the device can be used for not only studying water flow and mud dynamic properties, but also testing mechanisms related to water quality, water environments and the like. The device has the technical advantages that the water channel is fixed, and water flow is driven to move by the shear force of paddle movement; the device structure and a control system are simple, the cost is low, and the test operability is strong.
Description
Technical field
The present invention relates to hydraulic engineering and environmental science, particularly relate to a kind of method and the device that utilize annular water tank simulation natural river course flow characteristics.
Background technology
Indoor water tank device is often applied to the mechanism of flow characteristics studied sediment movement characteristic and affect sediment movement, is also to carry out the generating process of sediment contamination release and the visual plant of study mechanism under external impetus perturbation action.Tank mainly comprises straight tank, annular water tank, turn back straight flume by shape.Wherein annular water tank has the advantages that occupation of land is little, cost is low, and does not need to arrange water storage tank and reflux, without the impact entering head piece and flow export.When current are in annular water tank during steady flow, annular water tank is equivalent to the straight tank of the identical endless of each section streamflow regime.Therefore annular water tank device is more close with actual conditions when simulating natural water body flow characteristics, has a wide range of applications studying in sediment dynamics characteristic, water quality, water environment Related Mechanism.
The mechanism of annular water tank simulation water body flow is: when tank rotates, due to relative motion principle, form the current contrary with tank direction of motion in tank.Because the current in annular water tank are bending current, equally there is laterally time stream in the Solution of Flow in Curved Channel with natural river course, and can the impact that slacken the laterally time stream produced by centrifugal force be the key index evaluating annular water tank equipment performance.Current domestic and international existing water tank device generally all carrys out equilibrium centrifugation power by producing new power, thus slackens laterally time stream.As 1986, Tianjin marine traffic engineering Science Institute made a set of annular water tank system by oneself.2012, Hohai University applied for that publication number is CN102721524A, the patent of invention that name is called " a kind of two-way annular tank system and method for testing thereof ".2013, Tongji University has applied for that publication number is CN 103207060A, the patent of invention that name is called " a kind of annular water tank device that can be used for simulation natural river course flow characteristics ", Shanghai Estuarine & Coastal Science Research Center has applied for that publication number is CN 103592101A, the patent of invention that name is called " test unit of a kind of truss-like all automatic measurement and control annular water tank ".The basic structure of above-mentioned water tank device is consistent, includes annular water tank, shearing ring and driving three major parts.The Principle Method that their eliminate laterally time stream is also identical, tangent by water surface in stressed collar and tank, controls the shearing ring coaxially laid and tank oppositely rotates simultaneously by drive system.Stressed collar produces shear action to water body, and current produce centripetal force, and by controlling rational rotating ratio, the centrifugal stream in groove and centripetal stream are slackened mutually, and transverse force reaches relative balance state.
But there is certain defect in said method: above water tank device generally need three cover drive units to control respectively tank rotates, stressed collar rotates and the lifting of stressed collar, therefore control system complex; Meanwhile, tank rotates and easily produces displacement and vibration, and the uncertainty of water movement is increased; In addition, sink outer walls space is relatively narrow and small, is laid with certain limitation to different depth thieff hatch.
Summary of the invention
The object of the invention is to provide a kind of method utilizing annular water tank to simulate natural river course flow characteristics, can effectively reduce the intensity of laterally time stream, flow velocity transversely be distributed and is tending towards even.
Technical solution problem of the present invention adopts following technical scheme: a kind of method utilizing annular water tank to simulate natural river course flow characteristics, comprise the following steps: water body is flowed in annular water tank, described annular water tank comprises at least one section of straight trough section.
Optionally, described annular water tank has two sections of straight trough sections be parallel to each other and two sections of symmetrical arc sections, arc section and straight trough section tangent, make the shape of described annular water tank be track type.
The present invention has following beneficial effect: the present invention is flowed in the annular water tank with straight trough section by making water body, water body is particularly made to flow in the annular water tank of track type, utilize the horizontal turbulent diffusion of water flowing value in the straight trough section of annular water tank, effectively can reduce the impact of laterally time stream, basicly stable flow field is formed at tank straight section, flow velocity is transversely distributed and is tending towards even, realize the object of simulation natural river course flow characteristics.
Another object of the present invention is to provide a kind of device utilizing annular water tank to simulate natural river course flow characteristics, under the prerequisite not affecting flow rate of water flow distribution, the research requirement of sediment movement characteristic and sediment contamination release mechanism under different hydrodynamic condition can be met.
Technical solution problem of the present invention adopts following technical scheme: a kind of device utilizing annular water tank to simulate natural river course flow characteristics, comprise base, annular water tank main body and rotary power unit, described annular water tank main body is arranged on base, described annular water tank main body is provided with annular water tank, described rotary power unit can make the water body in annular water tank form annular water flow, and described annular water tank comprises at least one section of straight trough section.
Optionally, described annular water tank has two sections of straight trough sections be parallel to each other and two sections of symmetrical arc sections, described arc section and straight trough section tangent, make the shape of described annular water tank be track type.
Optionally, described annular water tank main body comprises sink outer walls, inboard wall of cistern, tank base plate and back up pad, described sink outer walls and inboard wall of cistern are all fixedly mounted on tank base plate, described sink outer walls, inboard wall of cistern and tank base plate surround described annular water tank, the outside of described sink outer walls and the inner side of inboard wall of cistern are provided with some back up pads, the rectangular triangle of described back up pad, a right-angle side of back up pad is fixedly connected with tank base plate, another right-angle side of back up pad is fixedly connected with sink outer walls or inboard wall of cistern, described sink outer walls and inboard wall of cistern are reinforced by reinforcing hoop.
Optionally, a straight section of described sink outer walls offers three and ranked first thief hatch group, often ranked first thief hatch group and include vertical equidistant layout 9 the first thief hatchs from top to bottom, spacing between two adjacent the first thief hatchs that often ranked first thief hatch group is 50 millimeters, another straight section of described sink outer walls offers one and ranked second thief hatch group, described second thief hatch group comprises diagonally arranges 19 the second thief hatchs from top to bottom, adjacent two described second thief hatch vertical spacings are 25mm, horizontal interval is 100mm, each described first thief hatch and the second thief hatch are all provided with valve.
Optionally, the present invention also comprises lifting power plant, and described lifting power plant is arranged on base, and described rotary power unit is arranged on lifting power plant, and described lifting power plant can make rotary power unit rise or decline.
Optionally, described rotary power unit comprises support, electric rotating machine, drive sprocket, by movable sprocket, chain and multiple paddle board, described electric rotating machine is fixedly mounted on support, described drive sprocket and being all installed in rotation on support by movable sprocket, described chain is arranged on drive sprocket and by movable sprocket, the shape of described chain is identical with the shape of annular water tank, described electric rotating machine and drive sprocket are in transmission connection, described paddle board is fixedly connected with chain by support bar, paddle board is positioned at the below of chain, all described paddle boards are all in same level, and each described paddle board is all positioned at annular water tank.
Optionally, described lifting power plant comprises lifting motor, drive screw and supporting seat, described drive screw is installed in rotation on base, described drive screw is vertically arranged, drive screw is two, and symmetrical, and described supporting seat is threaded with drive screw, described lifting motor and drive screw are in transmission connection, and described support is fixedly mounted on supporting seat.
Optionally, the two ends, left and right of described tank base plate all offer an osculum, described osculum is communicated with annular water tank, each described osculum is all provided with draining valve, described chain is double strand chain, described support bar adopts aluminium bar to make, and described supporting seat is connected with base by line slideway, thus supporting seat can be moved up and down in its stroke range along line slideway.
The present invention has following beneficial effect: the present invention has the annular water tank of straight trough section by arranging, utilize the horizontal turbulent diffusion of water flowing value in the straight trough section of annular water tank, effectively can reduce the impact of laterally time stream, thus under the prerequisite not affecting flow rate of water flow distribution, the research requirement of sediment movement characteristic and sediment contamination release mechanism under different hydrodynamic condition can be met.
Compared with prior art, device of the present invention has following distinguishing feature and advantage:
(1) tank is fixed, and the shearing force of being moved by paddle board drives water movement, reduces tank and rotates the vibration and displacement that bring;
(2) annular water tank adopts track type design, utilizes straight way to reduce the impact of laterally time stream;
(3) water body sampling precision is high, can realize the collection of 19 different depth water samples;
(4) simply, cost is lower, tests workable for device structure and control system.
Accompanying drawing explanation
Fig. 1 is that the present invention utilizes annular water tank to simulate the front view of the device of natural river course flow characteristics;
Fig. 2 is that the present invention utilizes annular water tank to simulate the vertical view of the device of natural river course flow characteristics;
Fig. 3 is that cut-open view is looked on the left side that the present invention utilizes annular water tank to simulate the device of natural river course flow characteristics;
Fig. 4 is that the present invention utilizes annular water tank to simulate the stereographic map of the annular water tank main body of the device of natural river course flow characteristics;
Fig. 5 is that the present invention utilizes annular water tank to simulate the vertical view of the annular water tank main body of the device of natural river course flow characteristics;
Fig. 6 is that the present invention utilizes annular water tank to simulate the front view of the annular water tank main body of the device of natural river course flow characteristics;
Fig. 7 is that the present invention utilizes annular water tank to simulate the rear view of the annular water tank main body of the device of natural river course flow characteristics;
Fig. 8 is the cut-open view along A-A direction in Fig. 5;
Fig. 9 is that the present invention utilizes annular water tank to simulate the structural representation of the electrical control cubicles of the device of natural river course flow characteristics;
In figure, mark is illustrated as: 1-annular water tank main body; 2-lifting power plant; 3-rotary power unit; 4-base; 5-electrical control cubicles; 6-support platform; 7-sink outer walls; 8-inboard wall of cistern; 9-tank base plate; 10-back up pad; 11-reinforces hoop; 12-osculum; 13-lifting motor; 14-drive screw; 15-lifter support; 16-line slideway; 17-chrome plated bar coupling shaft; 18-electric rotating machine; 19-paddle board; 20-support; 21-drive sprocket; 22-is by movable sprocket; 23-chain; 24-support bar; 25-primary power; 26-lift servo controller; 27-rotating servo controller; 28-display screen; 29-annular water tank; 30-straight trough section; 31-arc section; 32-first thief hatch group; 33-second thief hatch group; 34-supporting seat.
Embodiment
The present invention is to the numerical simulation study of flow characteristics in elongated annular flume, and by making annular water tank have straight trough section, can effectively reduce the intensity of laterally time stream in straight trough section, flow velocity transversely distributes and is tending towards even.Above-mentioned annular water tank under the prerequisite not affecting flow rate of water flow distribution, can meet the research requirement of sediment movement characteristic and sediment contamination release mechanism under different hydrodynamic condition.
Below in conjunction with embodiment and accompanying drawing, technical scheme of the present invention is further elaborated.
Embodiment 1
As shown in Figure 1, a kind of device utilizing annular water tank to simulate natural river course flow characteristics of the present invention, comprises base 4, annular water tank main body 1 and rotary power unit 3.Annular water tank main body 1 is fixedly mounted on base 4 by support platform 6, annular water tank main body 1 is provided with annular water tank 29, rotary power unit 3 can make the water body in annular water tank 29 form annular water flow, and annular water tank 29 comprises at least one section of straight trough section 30.Preferably, annular water tank 29 has two sections of straight trough sections be parallel to each other 30 and two sections of symmetrical arc sections 31, and arc section 31 is tangent with straight trough section 30, makes the shape of annular water tank 29 be track type.
As Figure 4-8, annular water tank main body 1 comprises sink outer walls 7, inboard wall of cistern 8, tank base plate 9 and back up pad 10.Sink outer walls 7 and inboard wall of cistern 8 are all welded on tank base plate 9, and sink outer walls 7, inboard wall of cistern 8 and tank base plate 9 surround the annular water tank 29 of track type.In order to make groove outer wall 7 and inboard wall of cistern 8 more firm, some back up pads 10 are provided with in the inner side of the outside of sink outer walls 7 and inboard wall of cistern 8, back up pad 10 is triangle at right angles, a right-angle side of back up pad 10 is fixedly connected with tank base plate 9, and another right-angle side of back up pad 10 is fixedly connected with sink outer walls 7 or inboard wall of cistern 8.The quantity being positioned at the back up pad 10 in the outside of sink outer walls 7 is 12, and the quantity being positioned at the back up pad 10 of the inner side of inboard wall of cistern 8 is 10.And reinforce by reinforcing hoop 11 between sink outer walls 7 and inboard wall of cistern 8.
A straight section of sink outer walls 7 offers three and ranked first thief hatch group 32, often ranked first thief hatch group 32 and include vertical equidistant layout 9 the first thief hatchs from top to bottom, the spacing between two adjacent the first thief hatchs that often ranked first thief hatch group 32 is 50 millimeters.Another straight section of sink outer walls 7 offers one and ranked second thief hatch group 33, second thief hatch group 33 comprises diagonally arranges 19 the second thief hatchs from top to bottom, two adjacent the second thief hatch vertical spacings are 25mm, horizontal interval is 100mm, and is all provided with valve on each first thief hatch and the second thief hatch.
All offering a diameter at the two ends, left and right of tank base plate 9 is that osculum 12, two osculums 12 of 40 millimeters are symmetrical arranged, and each osculum 12 is all communicated with annular water tank 29, and is all provided with draining valve on each osculum 12.
As shown in Figure 1, Figure 2, Figure 3 shows, rotary power unit 3 comprise support 20, electric rotating machine 18, drive sprocket 21, by movable sprocket 22, chain 23 and multiple paddle board 19.Its medium-height trestle 20 is rectangular frame, electric rotating machine 18 is fixedly mounted on support 20, drive sprocket 21 and be all installed in rotation on support 20 by rotating shaft by movable sprocket 22, chain 23 is arranged on drive sprocket 21 and by movable sprocket 22, the shape of chain 23 is identical with the shape of annular water tank 29, and in the present embodiment, chain 23 adopts double strand chain.Electric rotating machine 18 and drive sprocket 21 are in transmission connection, and in the present embodiment, the output shaft of electric rotating machine 18 is connected by the rotating shaft of shaft coupling with drive sprocket 21.Paddle board 19 is fixedly connected with chain 23 by support bar 24, and support bar 24 adopts aluminium bar to make, and support bar 24 is welded on double strand chain.Paddle board 19 is positioned at the below of chain 23, and all paddle boards 19 are all in same level, and each paddle board 19 is all positioned at annular water tank 29.In the present embodiment, the quantity of paddle board 19 is 35, and 35 paddle boards 19 are uniform in annular water tank 29.
The present invention also comprises lifting power plant 2, and lifting power plant 2 is arranged on base 4, and rotary power unit 3 is arranged on lifting power plant 2, and lifting power plant 2 can make rotary power unit 3 rise or decline.
Lifting power plant 2 comprises lifting motor 13, drive screw 14 and supporting seat 34.The lower end of drive screw 14 is installed in rotation on base 4 by bearing, and drive screw 14 is vertically arranged, and drive screw 14 is two, and symmetrical, and supporting seat 34 is threaded with drive screw 14.Lifting motor 13 and drive screw 14 are in transmission connection, lifting motor 13 is fixedly mounted on base 4 by lifter support 15, in the present embodiment, output shaft and the chrome plated bar coupling shaft 17 of lifting motor 13 are in transmission connection, chrome plated bar coupling shaft 17 is arranged on lifter support 15 by bearing rotationally, chrome plated bar coupling shaft 17 is horizontally disposed with, and chrome plated bar coupling shaft 17 is in transmission connection by bevel gear and two drive screws 14.When lifting motor 13 drives chrome plated bar coupling shaft 17 to rotate, chrome plated bar coupling shaft 17 can drive two drive screws 14 to rotate simultaneously, thus supporting seat 34 is moved up and down, 500 millimeters, the position, ceiling of lifting power plant in the present embodiment.In the present embodiment, supporting seat 34 is connected with base 4 by line slideway 16, thus supporting seat 34 can be moved up and down in the stroke range of line slideway 16 along line slideway 16.The support 20 of rotary power unit 3 is fixedly mounted on supporting seat 34, thus realizes controlling rotary power unit 3 by lifting power plant 2 and rising or decline.
Lifting power plant 2 in the present invention and rotary power unit 3 are controlled by electrical control cubicles 5, and as shown in Figure 9, electrical control cubicles 5 comprises primary power 25, lift servo controller 26, rotating servo controller 27 and display screen 28; Primary power 25 is powered for lift servo controller 26 and rotating servo controller 27 and display screen 28, lift servo controller 26 is for controlling lifting motor 13, rotating servo controller 27 is for controlling electric rotating machine 18, and display screen 28 regulates and the rotating speed of display and control electric rotating machine 18.
Embodiment 2
The present embodiment simulates natural river course flow characteristics for utilizing said apparatus.
1, in the annular water tank 29 of annular water tank main body 1, tap water is slowly injected to certain depth of water;
2, in annular water tank 29 water body, appropriate spike silt is put into;
3, during on-test, press the power switch in electrical control cubicles 5, control lifting power plant 2 by lift servo controller 26 and slowly decline, until paddle board 19 is tangent with trough inner water body fluid face;
4, start rotary power unit 3, drive trough inner water body to start flowing, the rotating speed of regulable control electric rotating machine 18 by paddle board, when flow velocity increases to a certain degree, bottom fine sediment starts to move with current;
5, after water body stable motion a period of time, observe spike silt at the movement locus of straight trough section, find that most silt moves along tank midline position with current, prove that cross flow force reaches equilibrium state substantially.
Embodiment 3
The present embodiment is for carrying out the research of sediment contamination release mechanism test.
1, the bed mud collected is moved in the annular water tank 29 of annular water tank main body 1, slowly inject the depth of water required for tap water to test;
2, be arranged on by current meter on annular water tank outer wall 7, flow velocity probe immerses in water body according to certain degree of depth;
3, during on-test, press the power switch in electrical control cubicles 5, control lifting power plant 2 by lift servo controller 26 and slowly decline, until paddle board 19 is tangent with trough inner water body fluid face;
4, start rotary power unit 3 by rotating servo controller 27, drive trough inner water body to start flowing by paddle board, the rotating speed of regulable control electric rotating machine 18, until current meter shows the stable mean velocity in section reached needed for test;
5, after water flow stationary runs a period of time, according to test needs, the thief hatch opening different water depth successively gathers water sample, and supplements corresponding water amount;
6, according to test needs, relevant physical and chemical testing analysis is carried out to the overlying water water sample collected;
7, after end to be tested, close rotary power unit 3, control lifting motor and make paddle board rise to more than liquid level, the freeing port then on opening sink water base plate, drains water.
Last it is noted that in describing the invention, term " on ", D score, " top ", the orientation of the instruction such as " end " or position relationship be based on orientation shown in the drawings or position relationship, be only the present invention for convenience of description instead of require that the present invention with specific azimuth configuration and operation, must can not be interpreted as limitation of the present invention; Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. utilize annular water tank to simulate a method for natural river course flow characteristics, comprise the following steps:
Water body is flowed in annular water tank,
It is characterized in that, described annular water tank comprises at least one section of straight trough section.
2. the method utilizing annular water tank to simulate natural river course flow characteristics according to claim 1, it is characterized in that, described annular water tank has two sections of straight trough sections be parallel to each other and two sections of symmetrical arc sections, arc section and straight trough section tangent, make the shape of described annular water tank be track type.
3. the device utilizing annular water tank to simulate natural river course flow characteristics, it is characterized in that, comprise base (4), annular water tank main body (1) and rotary power unit (3), described annular water tank main body (1) is arranged on base (4), described annular water tank main body (1) is provided with annular water tank (29), described rotary power unit (3) can make the water body in annular water tank (29) form annular water flow, and described annular water tank (29) comprises at least one section of straight trough section (30).
4. the device utilizing annular water tank to simulate natural river course flow characteristics according to claim 3, it is characterized in that, described annular water tank (29) has two sections of straight trough sections (30) be parallel to each other and two sections of symmetrical arc sections (31), described arc section (31) is tangent with straight trough section (30), makes the shape of described annular water tank (29) be track type.
5. the device utilizing annular water tank to simulate natural river course flow characteristics according to claim 4, it is characterized in that, described annular water tank main body (1) comprises sink outer walls (7), inboard wall of cistern (8), tank base plate (9) and back up pad (10), described sink outer walls (7) and inboard wall of cistern (8) are all fixedly mounted on tank base plate (9), described sink outer walls (7), inboard wall of cistern (8) and tank base plate (9) surround described annular water tank (29), the outside of described sink outer walls (7) and the inner side of inboard wall of cistern (8) are provided with some back up pads (10), described back up pad (10) is triangle at right angles, a right-angle side of back up pad (10) is fixedly connected with tank base plate (9), another right-angle side of back up pad (10) is fixedly connected with sink outer walls (7) or inboard wall of cistern (8), reinforce by reinforcing hoop (11) between described sink outer walls (7) and inboard wall of cistern (8).
6. the device utilizing annular water tank to simulate natural river course flow characteristics according to claim 5, it is characterized in that, a straight section of described sink outer walls (7) offers three and ranked first thief hatch group (32), often ranked first thief hatch group (32) and include vertical equidistant layout 9 the first thief hatchs from top to bottom, spacing between adjacent two the first thief hatchs that often ranked first thief hatch group (32) is 50 millimeters, another straight section of described sink outer walls (7) offers one and ranked second thief hatch group (33), described second thief hatch group (33) comprises diagonally arranges 19 the second thief hatchs from top to bottom, adjacent two described second thief hatch vertical spacings are 25mm, horizontal interval is 100mm, each described first thief hatch and the second thief hatch are all provided with valve.
7. the device utilizing annular water tank to simulate natural river course flow characteristics according to claim 4, it is characterized in that, also comprise lifting power plant (2), described lifting power plant (2) is arranged on base (4), described rotary power unit (3) is arranged on lifting power plant (2), and described lifting power plant (2) can make rotary power unit (3) rise or decline.
8. the device utilizing annular water tank to simulate natural river course flow characteristics according to claim 7, it is characterized in that, described rotary power unit (3) comprises support (20), electric rotating machine (18), drive sprocket (21), by movable sprocket (22), chain (23) and multiple paddle board (19), described electric rotating machine (18) is fixedly mounted on support (20), described drive sprocket (21) and be all installed in rotation on support (20) by movable sprocket (22), described chain (23) is arranged on drive sprocket (21) and by movable sprocket (22), the shape of described chain (23) is identical with the shape of annular water tank (29), described electric rotating machine (18) and drive sprocket (21) are in transmission connection, described paddle board (19) is fixedly connected with chain (23) by support bar (24), paddle board (19) is positioned at the below of chain (23), all described paddle boards (19) are all in same level, and each described paddle board (19) is all positioned at annular water tank (29).
9. the device utilizing annular water tank to simulate natural river course flow characteristics according to claim 8, it is characterized in that, described lifting power plant (2) comprises lifting motor (13), drive screw (14) and supporting seat (34), described drive screw (14) is installed in rotation on base (4), described drive screw (14) is vertically arranged, drive screw (14) is two, and it is symmetrical, described supporting seat (34) is threaded with drive screw (14), described lifting motor (13) and drive screw (14) are in transmission connection, described support (20) is fixedly mounted on supporting seat (34).
10. the device utilizing annular water tank to simulate natural river course flow characteristics according to claim 9, it is characterized in that, the two ends, left and right of described tank base plate (9) all offer an osculum (12), described osculum (12) is communicated with annular water tank (29), each described osculum (12) is all provided with draining valve, described chain (23) is double strand chain, described support bar (24) adopts aluminium bar to make, described supporting seat (34) is connected with base (4) by line slideway (16), thus supporting seat (34) can be moved up and down in its stroke range along line slideway (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510119687.5A CN104677593A (en) | 2015-03-18 | 2015-03-18 | Method and device for simulating water flow properties of natural river way through utilizing annular water channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510119687.5A CN104677593A (en) | 2015-03-18 | 2015-03-18 | Method and device for simulating water flow properties of natural river way through utilizing annular water channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104677593A true CN104677593A (en) | 2015-06-03 |
Family
ID=53312945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510119687.5A Pending CN104677593A (en) | 2015-03-18 | 2015-03-18 | Method and device for simulating water flow properties of natural river way through utilizing annular water channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104677593A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833570A (en) * | 2015-06-04 | 2015-08-12 | 中冶沈勘工程技术有限公司 | Water tank device for simulation of bridge washout experiment and experiment method |
| CN104964852A (en) * | 2015-07-10 | 2015-10-07 | 河海大学 | Annular sealed tank sampling device with automatic compensation function and sampling method |
| CN106593747A (en) * | 2016-11-25 | 2017-04-26 | 天津大学 | Inflatable tidal current energy circulating water flume |
| CN107179388A (en) * | 2017-05-16 | 2017-09-19 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of device and method for studying supersaturated gas whole release rule in river course |
| CN108903017A (en) * | 2018-08-21 | 2018-11-30 | 山东金典坚果股份有限公司 | A kind of raisins cleaning device based on simulating riverway cleaning |
| CN109323844A (en) * | 2018-09-30 | 2019-02-12 | 河海大学 | The annular water tank device of density stratification water body in a kind of simulation shear flow |
| CN110595733A (en) * | 2019-10-16 | 2019-12-20 | 福建师范大学 | Annular water tank capable of simulating straight section and bent section of natural river channel simultaneously |
| CN115014705A (en) * | 2022-06-20 | 2022-09-06 | 浙江大学 | Fold-back water tank device and multi-group synchronous test method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002098625A (en) * | 2000-09-26 | 2002-04-05 | Matsushita Electric Works Ltd | Device for inspecting suspended dust detector |
| CN102522032A (en) * | 2011-11-24 | 2012-06-27 | 北京市水利科学研究所 | Large-flow annular experiment water tank |
| CN102539644A (en) * | 2011-12-29 | 2012-07-04 | 河海大学 | Generator for simulating pollution release process of aquatic plants to sediments and use method |
| CN102721524A (en) * | 2012-06-15 | 2012-10-10 | 河海大学 | Two-way annular water tank system and testing method thereof |
| CN102829949A (en) * | 2012-08-21 | 2012-12-19 | 广东海洋大学 | Small-sized closed horizontal circulating water channel device |
| CN103207060A (en) * | 2013-04-09 | 2013-07-17 | 同济大学 | Annular water tank device applicable to simulation of water flow characteristics of natural river channel |
| CN103335817A (en) * | 2013-06-14 | 2013-10-02 | 河海大学 | Device of simulating resuspension of in situ bottom mud in shallow lake complex circumfluence condition and using method thereof |
| CN203616304U (en) * | 2013-12-13 | 2014-05-28 | 河海大学 | Annular flume device for simulating suspendedsediment and bed materials to adsorb pollutants |
| CN103869048A (en) * | 2014-02-19 | 2014-06-18 | 上海大学 | Annular water tank device for simulating sediment pollutant resuspension release |
| CN203949845U (en) * | 2013-08-05 | 2014-11-19 | 上海河口海岸科学研究中心 | A kind of all automatic measurement and Control experiment annular water tank |
| CN204495541U (en) * | 2015-03-18 | 2015-07-22 | 北京市环境保护科学研究院 | Annular water tank is utilized to simulate the device of natural river course flow characteristics |
-
2015
- 2015-03-18 CN CN201510119687.5A patent/CN104677593A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002098625A (en) * | 2000-09-26 | 2002-04-05 | Matsushita Electric Works Ltd | Device for inspecting suspended dust detector |
| CN102522032A (en) * | 2011-11-24 | 2012-06-27 | 北京市水利科学研究所 | Large-flow annular experiment water tank |
| CN102539644A (en) * | 2011-12-29 | 2012-07-04 | 河海大学 | Generator for simulating pollution release process of aquatic plants to sediments and use method |
| CN102721524A (en) * | 2012-06-15 | 2012-10-10 | 河海大学 | Two-way annular water tank system and testing method thereof |
| CN102829949A (en) * | 2012-08-21 | 2012-12-19 | 广东海洋大学 | Small-sized closed horizontal circulating water channel device |
| CN103207060A (en) * | 2013-04-09 | 2013-07-17 | 同济大学 | Annular water tank device applicable to simulation of water flow characteristics of natural river channel |
| CN103335817A (en) * | 2013-06-14 | 2013-10-02 | 河海大学 | Device of simulating resuspension of in situ bottom mud in shallow lake complex circumfluence condition and using method thereof |
| CN203949845U (en) * | 2013-08-05 | 2014-11-19 | 上海河口海岸科学研究中心 | A kind of all automatic measurement and Control experiment annular water tank |
| CN203616304U (en) * | 2013-12-13 | 2014-05-28 | 河海大学 | Annular flume device for simulating suspendedsediment and bed materials to adsorb pollutants |
| CN103869048A (en) * | 2014-02-19 | 2014-06-18 | 上海大学 | Annular water tank device for simulating sediment pollutant resuspension release |
| CN204495541U (en) * | 2015-03-18 | 2015-07-22 | 北京市环境保护科学研究院 | Annular water tank is utilized to simulate the device of natural river course flow characteristics |
Non-Patent Citations (2)
| Title |
|---|
| 汪霖: "组合式循环水槽的设计及其特点", 《杭州大学学报》 * |
| 韩龙喜等: "加长型环形水槽水流特性的数值模拟", 《河海大学学报（自然科学版）》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833570A (en) * | 2015-06-04 | 2015-08-12 | 中冶沈勘工程技术有限公司 | Water tank device for simulation of bridge washout experiment and experiment method |
| CN104964852A (en) * | 2015-07-10 | 2015-10-07 | 河海大学 | Annular sealed tank sampling device with automatic compensation function and sampling method |
| CN106593747A (en) * | 2016-11-25 | 2017-04-26 | 天津大学 | Inflatable tidal current energy circulating water flume |
| CN107179388A (en) * | 2017-05-16 | 2017-09-19 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of device and method for studying supersaturated gas whole release rule in river course |
| CN108903017A (en) * | 2018-08-21 | 2018-11-30 | 山东金典坚果股份有限公司 | A kind of raisins cleaning device based on simulating riverway cleaning |
| CN109323844A (en) * | 2018-09-30 | 2019-02-12 | 河海大学 | The annular water tank device of density stratification water body in a kind of simulation shear flow |
| CN109323844B (en) * | 2018-09-30 | 2019-12-31 | 河海大学 | Annular water tank device for simulating shear flow medium-density layered water body |
| CN110595733A (en) * | 2019-10-16 | 2019-12-20 | 福建师范大学 | Annular water tank capable of simulating straight section and bent section of natural river channel simultaneously |
| CN115014705A (en) * | 2022-06-20 | 2022-09-06 | 浙江大学 | Fold-back water tank device and multi-group synchronous test method |
| CN115014705B (en) * | 2022-06-20 | 2024-01-02 | 浙江大学 | Turning-back water tank device and multi-group synchronous test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204495541U (en) | Annular water tank is utilized to simulate the device of natural river course flow characteristics | |
| CN104677593A (en) | Method and device for simulating water flow properties of natural river way through utilizing annular water channel | |
| CN105334019B (en) | Multi-angle object enters water and wave making exercise testing device | |
| CN104266854B (en) | A kind of based on the marine riser mechanical behavior pilot system under marine environment and drilling condition coupling and test method thereof | |
| CN103869048A (en) | Annular water tank device for simulating sediment pollutant resuspension release | |
| CN103207060A (en) | Annular water tank device applicable to simulation of water flow characteristics of natural river channel | |
| CN102109405B (en) | Vortex-induced vibration test device for stand pipe under bidirectional shear flow and bidirectional ladder shear flow | |
| CN100378460C (en) | Deep water flow velocity measuring system | |
| CN104075872B (en) | Straight circulation water tank device for simulating resuspension of sediment under action of reversing currents | |
| CN108286237B (en) | Physical model and experimental method for influence of sand-containing water flow on water temperature structure of layered reservoir | |
| CN102721524A (en) | Two-way annular water tank system and testing method thereof | |
| CN109506883B (en) | Supergravity flow field simulation experiment device and method for different-gravity fluid | |
| CN113670571B (en) | Motion response test device for hoisting mooring marine structure under action of abnormal gravity flow | |
| CN102053000A (en) | Rotary testing device for vortex-induced vibration for oblique riser under shear current | |
| CN109238647B (en) | Comprehensive test water tank for researching seabed wall surface effect | |
| CN110296812A (en) | Towed propelling screws jet stream and shipping agency wave disturbance imitative experimental appliance and test method | |
| CN112986537A (en) | Experimental device for simulating and monitoring multi-source all-terrain movement of debris flow | |
| CN108287055A (en) | A kind of adjustable tidal wave experimental trough device | |
| CN102410920A (en) | Vortex induced vibration rotation testing device of inclined vertical pipe with movable top part under step shear flow | |
| CN103344410B (en) | A kind of analogue means of continous-stable current water | |
| RU2381473C1 (en) | Device for hydrodynamic tests of surface vessel model | |
| CN105089002B (en) | A kind of method of the diffusion mobility process to pollutant for the dynamic analog silt | |
| CN102410919A (en) | Rotating testing device for vortex-induced vibration of movable inclined riser at lower top of shear flow | |
| CN109723026B (en) | Saline water tank for simulating tidal reciprocating flow | |
| CN109374491B (en) | Basin device for simulating gravity flow process of sediment supported by seabed liquefaction seepage force |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150603 |