CN208201768U - A kind of physical model that silt carrying flow influences Stratified reservoir water temperature structure - Google Patents
A kind of physical model that silt carrying flow influences Stratified reservoir water temperature structure Download PDFInfo
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- CN208201768U CN208201768U CN201820362793.5U CN201820362793U CN208201768U CN 208201768 U CN208201768 U CN 208201768U CN 201820362793 U CN201820362793 U CN 201820362793U CN 208201768 U CN208201768 U CN 208201768U
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Abstract
The utility model relates to the physical models that a kind of silt carrying flow influences Stratified reservoir water temperature structure, belong to Study of Water Environment technical field in hydraulic and hydroelectric engineering.This method simulates influence of the silt carrying flow to reservoir vertical water temperature by controlling the initial vertical water temperature distribution of the silt content, water temperature and the environment water that become a mandarin in laboratory.Using PIV two-dimensional flow field measuring device, the Flow Field Distribution that silt carrying flow forms density current forward is effectively captured, provides important flow field verifying data for the model verifying of numerical simulation.Experiment is successfully simulated arsenicbearing gold ores and is formed the influence of underflow density current, interbed density current to water temperature structure using the outstanding sand in quartz sand simulation silt carrying flow.Heating device is heated using electrical bar in water temperature thermocline position, and the more existing light heating method speed of heating speed faster, and facilitates control thermocline position, can more accurately control initial temperature field.
Description
Technical field
The utility model relates to hydraulic and hydroelectric engineering Study of Water Environment fields, and in particular to a kind of silt carrying flow is to laminated devices
The physical model that water temperature of reservoir structure influences.
Background technique
Flood control, water supply, power generation and the shipping etc. of the construction watershed of the especially large-scale high dam reservoir of the construction of hydraulic engineering
Provide strong guarantee.Each large watershed in China develops and uses the exploitation of hydraulic power potentials, especially step hydropower station in succession, changes
The natural runoff attribute in river, the water temperature change in time and space process for being disturbed section significantly change, the vertical temperature in Reservoir region
There is layered structure in degree, and lower sluicing temperature apparent leveling effect, delay effect and spring and summer low temperature occurs compared with natural history water temperature
The phenomenon that water, autumn and winter high-temperature water.Numerous studies data shows life of the variation of water temperature process to Reservoir region and downstream river course
State system exerts far reaching influence.
The reservoir area water temperature of reservoir changes and the luffing of the lower warm process that sluices, mainly come with upstream flow, reservoir regulation mode,
The factors such as temperature, water surface heat exchange are related, belong to complicated thermodynamic problems.Flood season continuous rainfall, upstream flood carry
A large amount of silts enter the reservoir of thermal stratification, and clear water forms density contrast in incoming flow arsenicbearing gold ores and library, and thus generate pressure difference shape
At density current dive, underflow density current, interflow or the continuation of surface density current may be will form and advanced forward, reservoir area is destroyed
Thermal stratification structure.If forward cannot exclude in time before moving to dam, height can be gushed before dam and climbed, further destroy water temperature before dam
Layered structure, under the influence of sluice temperature.Water temperature and the interaction mechanism of silt coupling are complicated, it is related to environmental hydraulics, life
Many fields such as state, hydraulic structure design, research difficulty is very big, currently, the research about this mechanism is still more deficient.
The prototype measurement that silt carrying flow influences temperature layered type water temperature of reservoir structure is at high cost, and is difficult to capture containing sand
The density current that water flow is formed is difficult to hold to the influence process of reservoir area water temperature, observation opportunity.Therefore, this seminar proposes that one kind contains
Husky water flow becomes a mandarin to the new method of the physical model experiment research of temperature layered type water temperature of reservoir in laboratory by control
Influence of the initial vertical water temperature distribution simulation silt carrying flow of silt content and water temperature and environment water to reservoir vertical water temperature is led to
Cross the mechanism of action that intercouples that indoor physical model experimental result discloses silt and water temperature, and the water temperature that becomes a mandarin, silt content pair
Reservoir area Water Temperature degree.
Utility model content
The utility model proposes the physical models that a kind of silt carrying flow influences Stratified reservoir water temperature structure.The model is used
The initial vertical water temperature distribution simulation arsenicbearing gold ores of the silt content and water temperature and environment water that are become a mandarin in laboratory by control
The influence to reservoir vertical water temperature is flowed, the effect machine that intercouples of silt and water temperature is disclosed by indoor physical model experimental result
Reason, and the water temperature that becomes a mandarin, silt content are to reservoir area Water Temperature degree.
In order to realize above-mentioned technical characteristic, purpose of the utility model is realized as follows: a kind of silt carrying flow to point
The physical model that stratotype water temperature of reservoir structure influences, it includes being used to prepare and providing the fill cycle system of arsenicbearing gold ores, described
Fill cycle system is connected with the experimental trough system for simulating Stratified reservoir experiment, the experimental trough system and water outlet
System is connected, and is provided with temperature monitoring device and flow field monitoring device in the fill cycle system and experimental trough system.
The fill cycle system includes that arsenicbearing gold ores prepare case, and the arsenicbearing gold ores prepare and are communicated with outlet pipe inside case, institute
It states and is sequentially installed with centrifugal pump and flowmeter on outlet pipe, connected on the pipeline between the centrifugal pump and flowmeter by tee tube
It is connected to first circulation pipe, the first valve is installed on the first circulation pipe;The inside that the arsenicbearing gold ores prepare case is equipped with two
A double-layer spiral bar blender.
The experimental trough system includes inlet tank, is provided with water inlet pipe at the top of the inlet tank, the water inlet pipe with
The water outlet pipe end of fill cycle system is connected, and the second valve, the top water outlet of the inlet tank are equipped on the water inlet pipe
Mouth is provided with inlet damper, and the water outlet is connected with model sink, and the tail portion of the model sink is different by three height
The first outlet pipe, the second outlet pipe and third outlet pipe be connected with the water tank of outlet system, and on each outlet pipe
Outlet valve is respectively installed.
The side of the inlet tank is equipped with spill box, and the bottom of the inlet tank and spill box has been respectively communicated with first row
Water pipe and the second drainpipe are equipped with third valve on first drainpipe;First drainpipe and the second drainpipe are all
It is connected with the main sewer of outlet system, the main sewer is connected with water tank.
The model sink is disposed with flat slope inducer, slope section and flat slope section;The model sink is open water
Slot, the water surface are contacted with air.
The temperature monitoring device includes device fixing clamp, note formula moisture recorder, temp probe and vertical position are solid certainly
Fixed board;Equidistant hole has been drilled through in the vertical position fixed plate, and temp probe is fixedly mounted inside described hole, it is described
Temp probe is connected with from note formula moisture recorder.
The utility model has the advantages that:
1, the utility model proposes the indoor physical model that a kind of silt carrying flow influences Stratified reservoir water temperature structure, energy
Enough simulate the influence process that the arsenicbearing gold ores of different physical characteristics become a mandarin to environment water temperature configuration.To disclose the arsenicbearing gold ores that become a mandarin
The influence research of temperature and silt content to reservoir area water temperature structure provides basic data and supports.
2, the utility model proposes pass through tee tube on the pipeline in fill cycle system between centrifugal pump and flowmeter
It is connected with first circulation pipe, the first valve is installed on first circulation pipe, the outlet of first circulation pipe is connected with inlet tank.It can be real
It is now accurately controlled the flow that becomes a mandarin, extra arsenicbearing gold ores are flowed back into inlet tank by first circulation pipe.
3, it proposes to prepare in arsenicbearing gold ores in the utility model that double-layer spiral bar blender is installed in case, mixes well containing sand
Water reduces the fluctuating error for the silt content that becomes a mandarin due to caused by sand grain sedimentation.
4, it proposes that spill box is installed in the side of inlet tank in the utility model, maintains the constant level of inlet tank.
5, it proposes to be respectively communicated with the first drainpipe and second row in the bottom of inlet tank and spill box in the utility model
Water pipe, is equipped with third valve on the first drainpipe, the first drainpipe and the second drainpipe all with total draining of outlet system
Pipe is connected, and main sewer is connected with water tank, provides drainage channel for the water in inlet tank and spill box.
6, it proposes that the water outlet section of inlet tank is provided with inlet damper in the utility model, guarantees arsenicbearing gold ores in flat slope
Section admission section tunneling boring uniform inflow, reduction become a mandarin in the borderline uneven error of water inlet.
7, it proposes to go out in the tail portion of model sink by the first different outlet pipe of three height, second in the utility model
Water pipe and third outlet pipe are connected with the water tank of return water system, and are respectively equipped with outlet valve on each outlet pipe.
It is able to achieve the operating condition of the orifice outflow of simulation reservoir different depth, and flow can be accurately controlled out using gate valve aperture.
8, temperature field measuring apparatus is arranged in slope section in model sink and is able to record that arsenicbearing gold ores are formed in the utility model
The environment water temperature of burble point when density current dive;The temperature chain of flat slope section is able to reflect the vertical change of temperature in environment water
Change.
9, suitable location arrangements PIV two-dimensional flow field measuring device is found in the utility model, is thrown into from sink water outlet
Laser, high speed camera are taken pictures from side, the effective Flow Field Distribution for capturing silt carrying flow and forming environment liquid after density current forward,
It solves the problems, such as that missing particle can not be captured since arsenicbearing gold ores are opaque, provides important stream for the model verifying of numerical simulation
Field verifying data.
10, experiment is flocculated using the outstanding sand in the simulation silt carrying flow of fine grain quartz sand, sinking speed by fine grained
Influence smaller, successfully influence of the simulation arsenicbearing gold ores formation underflow density current, interbed density current to water temperature structure.
11, it is heated using using electrical bar in water temperature thermocline position in the utility model, realizes the temperature of environment water
Layering.The more existing light heating method speed of the heating speed of this heating method faster, and facilitates control thermocline position, energy
It is enough more accurately to control initial temperature field.The simulation of reservoir thermal stratification structure is realized in success, and controllability is strong, is operated cleverer
It is living.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
The overall structure diagram of physical model system used in Fig. 1 the utility model method.
The position view of temperature monitoring used in Fig. 2 the utility model method.
Fig. 3 is two-dimensional flow field instrumentation plan in the utility model.
Fig. 4 is the grading curve of selected quartz sand in the utility model embodiment 2.
Fig. 5-8 is that vertical water temperature of CASE1~CASE4 monitoring section in different moments divides in the utility model embodiment 2
Butut.
Fig. 9 is that 14.4 DEG C of arsenicbearing gold ores become a mandarin to form the fortune of interbed density current temperature in Case1 in the utility model embodiment 2
Dynamic form.
Figure 10 is that PIV surveys local flow field when arsenicbearing gold ores become a mandarin to form forward's dive in the utility model embodiment 2.
In figure: Sha Shui prepares case 1, outlet pipe 2, centrifugal pump 3, flowmeter 4, the first valve 5, first circulation pipe 6, the second valve
Door 7, water inlet pipe 8, inlet tank 9, flat slope inducer 10, slope section 11, flat slope section 12, inlet damper 13, spill box 14, second
Drainpipe 15, third valve 16, the first drainpipe 17,1# data acquisition section 18,2# data acquisition section 20,3# data are adopted
Collection section 21,4# data acquisition section 22,5# data acquisition section 24, the first outlet pipe 25, the second outlet pipe 26, third go out
Water pipe 27, water tank 28, main sewer 29, the water temperature detection point 30 that becomes a mandarin, slope temperature point 31, the measurement of the first flat slope section temperature
Section 20, goes out flowing water temperature monitoring point 32, fill cycle system 33, experimental trough system at second flat slope section temperature Measure section 23
34, outlet system 35, high speed camera 36, laser 37.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and with embodiment, but the utility model is interior
Appearance is not limited only to content involved in embodiment, that is, is not meant to be any restriction to the utility model protection content.
Embodiment 1:
Such as Fig. 1-3, a kind of physical model that silt carrying flow influences Stratified reservoir water temperature structure, it includes being used to prepare
With the fill cycle system 33 of offer arsenicbearing gold ores, the fill cycle system 33 and the experiment for simulating Stratified reservoir experiment
Tank system 34 is connected, and the experimental trough system 34 is connected with outlet system 35, the fill cycle system 33 and experiment water
Temperature monitoring device and flow field monitoring device are provided on tank systems 34.Entire experiment is collectively formed by three above-mentioned systems
Physical model.
Further, the fill cycle system 33 includes that arsenicbearing gold ores prepare case 1, and prepared by the arsenicbearing gold ores connects inside case 1
It is connected with outlet pipe 2, centrifugal pump 3 and flowmeter 4 are sequentially installed on the outlet pipe 2, between the centrifugal pump 3 and flowmeter 4
Pipeline on first circulation pipe 6 is connected with by tee tube, the first valve 5 is installed on the first circulation pipe 6;It is described to contain sand
Water prepares the inside installation of case 1 there are two double-layer spiral bar blender.It is mixed well by the double-layer spiral bar blender
Arsenicbearing gold ores avoid the silt content to become a mandarin caused by settling as sand grain variation.The flowmeter 4 uses turbine flowmeter,
The flow of inlet water of arsenicbearing gold ores is controlled by turbine flowmeter.It ensure that during the experiment by the way that first circulation pipe 6 is arranged, not
Guarantee that water body being capable of automatic cycle when needing to fill the water.
Further, the experimental trough system 34 includes inlet tank 9, and the top of the inlet tank 9 is provided with water inlet pipe
8, the water inlet pipe 8 is connected with 2 end of outlet pipe of fill cycle system 33, and the second valve 7 is equipped on the water inlet pipe 8,
The top delivery port of the inlet tank 9 is provided with inlet damper 13, and the water outlet is connected with model sink, the model sink
Tail portion pass through different the first outlet pipe 25, the second outlet pipe 26 and the third outlet pipe 27 of three height and outlet system 35
Water tank 28 be connected, and outlet valve is respectively installed on each outlet pipe.
Further, the side of the inlet tank 9 is equipped with spill box 14, the bottom of the inlet tank 9 and spill box 14
It has been respectively communicated with the first drainpipe 17 and the second drainpipe 15, third valve 16 is installed on first drainpipe 17;It is described
First drainpipe 17 and the second drainpipe 15 are all connected with the main sewer 29 of outlet system 35, the main sewer 29 and water outlet
Case 28 is connected.Model sink inlet segment controls water level by spill box 14, and extra arsenicbearing gold ores enter by main sewer 29
In water tank 28, the water outlet of model sink is controlled by outlet valve, and the water flowed out from model sink enters in water tank 28.
Further, the model sink is disposed with flat slope inducer 10, slope section 11 and flat slope section 12;The mould
Type sink is open sink, and the water surface is contacted with air.
Further, the initial temperature layering of water body is heated by electrical bar in fixed position come real in model experiment sink
It is existing, heating progress is monitored using vertical temperature monitoring device.Since water body density with temperature changes, water body during heating
Internal convection diffusion, the water temperature in horizontal direction is almost the same, by different location water temperature detection as a result, being added using electrical bar
Stable thermal stratification structure may be implemented in heat.Heating location by controlling electrical bar adjusts thermocline position.
Further, the temperature monitoring device includes device fixing clamp, remembers formula moisture recorder, temp probe certainly and hang down
To position fixed plate;Equidistant hole has been drilled through in the vertical position fixed plate, and temperature is fixedly mounted inside described hole
Probe, the temp probe are connected with from note formula moisture recorder.Probe vertical spacing is 5cm in the present embodiment, can basis
Actual monitoring needs to adjust probe positions can read temperature data in real time on the display panel of moisture recorder.In experimentation
Camera can be used to take pictures the vertical temperature variations of post-processing data convert different moments.
Embodiment 2:
Instrument and equipment source used in the present embodiment is as follows:
1, moisture recorder uses the LG93-22 thermometer of Hangzhou Lu Ge Science and Technology Ltd. production, and measurement range is -40
~100 DEG C, precision is ± 0.2 DEG C, continuous from note measuring point temperature, sample frequency 2s;
2, centrifugal pump uses LWGY-DN15 type turbine flowmeter, and flow measurement range is 0.6~6m3/h;
3, the husky partial size of experiment is analyzed using Malvern laser particle analyzer (Mastersizer 2000), measures grain
Diameter range is 0.02 μm to 2000 μm.
4, two-dimensional flow field measuring device uses the PIV measuring device of Technical Sourcing Internation, and image analysis software uses INSIGHT
4G, laser use thunder lattice laser.
5, the size of inlet tank is 30cm × 30cm, and the import overflow depth of water is 55cm, and the total width of experimental trough grows tall size
For 20cm × 260cm × 58cm, wherein the size of slope section is 45cm × 20cm × 58cm, the size of flat slope section be 185cm ×
20cm×58cm。
The present embodiment tests the different water temperature operating conditions water temperature that becomes a mandarin.4 temperature gradients are arranged in operating condition, and become a mandarin silt content
1.5kg/m3, divide 4 times and tested, the outlet mode of sink is that bottom outlet goes out to flow.The Temperature Distribution of environment water is shown in Table 1 institute
Show.
1 operating condition of table illustrates table
Experiment specific steps are as follows:
Step 1 arranges instrument and equipment by the attachment device of installation diagram.It prepares in case and model sink and fills in arsenicbearing gold ores
Good water, mixes up import gate valve according to operating condition setting flow parameter and exports the aperture of gate valve, and the disengaging flow of this group experiment is
0.75m3Centrifugation pumping source, to guarantee that gate valve aperture is suitable, disengaging are closed after/h, 5~10min of entire circulatory system stable operation
Mouthful waterflow stabilization, the water surface is steady in sink.
The water that electrical bar is prepared arsenicbearing gold ores in case is respectively adopted in 4 groups of experiments and heats for step 2, with from note formula temperature note
Instrument monitoring water temperature is recorded to 14.4 DEG C, 18.3 DEG C, 23 DEG C, 25.6 DEG C.According to the grain-size distributions of suspended sediment of reservoir and silt attribute, thin is selected
For the quartz sand of grain as the outstanding sand in model sasnd simulation Natural Floods, selected quartz sand graduation curve is as shown in Figure 4.It weighs
The quartz sand of 1.5kg is configured to 1m3Silt-including water stirs, to guarantee that the water flow of uniform silt content enters test water
Slot accurately controls entrance boundary.
Step 3, water temperature is 9.8 DEG C to the clear water in model sink in fact, will according to the reservoir stratification water temperature feature of simulation
Electrical bar is fixed on the position away from bottom of gullet 25cm high and is heated, and is heated to 24.5 DEG C of surface temperature, is supervised with vertical temperature
Device monitoring initial temperature field situation is surveyed, stops heating when water surface temperature reaches predetermined temperature, takes electrical bar, heating process away
Or so half an hour probably is needed, stands 5min.Since time consumption of experimental process is shorter, ignore experiment water body and extraneous heat exchange
Process.
Step 4 is closed back after being vented the clear water of inlet tank with the water body of seal plate partition inlet tank and flat slope inlet segment
Water valve 16, the arsenicbearing gold ores for opening the extraction predetermined temperature of centrifugal pump 3 enter inlet tank 9, and extra water overflow enters main sewer 29.
After preparation, seal plate is taken away, open outlet valve to predetermined aperture, start to test.
Step 5, arrival time when the density current forward that record silt carrying flow is formed in experimentation is to predetermined position,
The temperature reading of synchronous vertical moisture recorder, the water temperature that becomes a mandarin of arsenicbearing gold ores, model sink exit water temperature.
Step 6, the equipment such as laser and synchronizer of preheating PIV measuring system, set camera position before experiment starts,
Completion finds accurately, work of focusing, and is shone with laser, and the calibration ruler in mobile sink makes it in laser plate plane, closes and swash
Light device removes camera cover, individual is switched to acquisition mode after adjusting focal length and position to test strip, takes calibration ruler away.It closes
External source light starts to acquire synchronous flow field picture.Camera cover is covered after shooting.Picture is post-processed and is analyzed.
Step 7 closes centrifugal pump after experimentation, clears up experimental facilities, arranges vertical water temperature and slope section
The monitoring data of water temperature.
Under 4 kinds of operating conditions of the present embodiment, the vertical water temperature of 8 moment points in Case1~Case4 is counted, respectively
Are as follows: initial distribution of water temperature (t=0), forward to slope admission section (away from admission section 35cm), 80cm cross section place moment (1#
Section), 115cm (2# section), 155cm (3# section), 195cm (4# section), 235cm (5# section), Outlet Section.Fig. 5-8
CASE1~CASE4 monitoring section is given in the vertical water temperature distribution map of different moments.The experiment proves that silt-including water enters manifold
It is destroyed at being formed after density current to vertical thermal stratification structure, the temperature jump gradient of thermocline reduces, upper layer high temperature water body and incoming flow
Temperature reduces after water body blending, and underlying low temperature water temperature increases.
By taking CASE1 as an example, entrance temperature of incoming flow is 14.4 DEG C, and the motion morphology of formed interbed density current temperature is such as
Shown in Fig. 9.Local flow field is as shown in Figure 10 when PIV actual measurement arsenicbearing gold ores become a mandarin to form forward's dive.In the upper water bodily form of forward
At reverse whirlpool.Disengaged position is at depth of water 50cm to forward on the slope, and the lower boundary of forward is wedge shaped, the coverage of water temperature
For depth of water 15cm to 50cm.The temperature changing process of CASE2 is it is found that 1# water temperature detection section part from 5, due to forward with it is different heavy
The blending of upper water column, depth of water 15cm to 30cm range are flowed, water temperature gradually decreases;And within the scope of 30cm to 50cm, water temperature
It gradually rises.Water temperature is destructurized, and forward's traveling layer water temperature gradually tends to uniformly, and thermocline moves down.
The utility model can be as needed, moulds underflow density current, middle part density current and surface layer density current, contains sand to study
Influence of the water to environment water temperature.The entrance and exit Boundary Condition Control tested in the utility model is proper, easy to operate,
There is application value with good on the mechanism that the environment water of thermal stratification influences on silt carrying flow is disclosed.
Above-described embodiment is used to illustrate the utility model, rather than limits the utility model, practical at this
In novel spirit and scope of protection of the claims, to any modifications and changes that the utility model is made, this reality is both fallen within
With novel protection scope.
Claims (6)
1. the physical model that a kind of silt carrying flow influences Stratified reservoir water temperature structure, it is characterised in that: it includes for making
It is standby and provide arsenicbearing gold ores fill cycle systems (33), the fill cycle system (33) and for simulate Stratified reservoir experiment
Experimental trough system (34) be connected, the experimental trough system (34) is connected with outlet system (35), the fill cycle system
Temperature monitoring device and flow field monitoring device are provided in system (33) and experimental trough system (34).
2. the physical model that a kind of silt carrying flow according to claim 1 influences Stratified reservoir water temperature structure, special
Sign is: the fill cycle system (33) includes that arsenicbearing gold ores are prepared case (1), and prepared by the arsenicbearing gold ores is communicated with inside case (1)
Outlet pipe (2) is sequentially installed with centrifugal pump (3) and flowmeter (4), the centrifugal pump (3) and flowmeter on the outlet pipe (2)
(4) it is connected with first circulation pipe (6) on the pipeline between by tee tube, the first valve is installed on the first circulation pipe (6)
Door (5);The arsenicbearing gold ores prepare the inside installation of case (1) there are two double-layer spiral bar blender.
3. the physical model that a kind of silt carrying flow according to claim 1 influences Stratified reservoir water temperature structure, special
Sign is: the experimental trough system (34) includes inlet tank (9), is provided with water inlet pipe (8) at the top of the inlet tank (9),
The water inlet pipe (8) is connected with outlet pipe (2) end of fill cycle system (33), is equipped with second on the water inlet pipe (8)
The top delivery port of valve (7), the inlet tank (9) is provided with inlet damper (13), and the water outlet is connected with model sink,
The tail portion of the model sink first outlet pipe (25), second outlet pipe (26) and the third outlet pipe different by three height
(27) it is connected with the water tank (28) of outlet system (35), and outlet valve is respectively installed on each outlet pipe.
4. the physical model that a kind of silt carrying flow according to claim 3 influences Stratified reservoir water temperature structure, special
Sign is: the side of the inlet tank (9) is equipped with spill box (14), the bottom point of the inlet tank (9) and spill box (14)
It is not communicated with the first drainpipe (17) and the second drainpipe (15), third valve is installed on first drainpipe (17)
(16);First drainpipe (17) and the second drainpipe (15) are all connected with the main sewer (29) of outlet system (35), institute
Main sewer (29) is stated to be connected with water tank (28).
5. the physical model that a kind of silt carrying flow according to claim 3 influences Stratified reservoir water temperature structure, special
Sign is: the model sink is disposed with flat slope inducer (10), slope section (11) and flat slope section (12);The model water
Slot is open sink, and the water surface is contacted with air.
6. the physical model that a kind of silt carrying flow according to claim 1 influences Stratified reservoir water temperature structure, special
Sign is: the temperature monitoring device includes device fixing clamp, note formula moisture recorder, temp probe and vertical position are fixed certainly
Plate;Equidistant hole has been drilled through in the vertical position fixed plate, and temp probe, the temperature is fixedly mounted inside described hole
Degree probe is connected with from note formula moisture recorder.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN109853457A (en) * | 2019-02-01 | 2019-06-07 | 长江水利委员会长江科学院 | A kind of experimental provision for simulating water temperature delamination movement and stratified pumping measure effect |
-
2018
- 2018-03-16 CN CN201820362793.5U patent/CN208201768U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN108286237B (en) * | 2018-03-16 | 2023-07-14 | 中国长江三峡集团有限公司 | Physical model and experimental method for influence of sand-containing water flow on water temperature structure of layered reservoir |
CN109853457A (en) * | 2019-02-01 | 2019-06-07 | 长江水利委员会长江科学院 | A kind of experimental provision for simulating water temperature delamination movement and stratified pumping measure effect |
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