CN104047260A - Simulation system for initial layering of water temperature of reservoir - Google Patents
Simulation system for initial layering of water temperature of reservoir Download PDFInfo
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- CN104047260A CN104047260A CN201410228854.5A CN201410228854A CN104047260A CN 104047260 A CN104047260 A CN 104047260A CN 201410228854 A CN201410228854 A CN 201410228854A CN 104047260 A CN104047260 A CN 104047260A
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Abstract
The invention discloses a simulation system for initial layering of the water temperature of a reservoir. The simulation system comprises a water supply system, a positioning device and a water discharging device. A stable water flow meeting the experimental requirements is provided through the water supply system, the water temperature, the flow velocity and the total water supply volume of the discharged water are controlled through a controller in the system; the disturbance among water layers is reduced through a polyolefin film in the positioning device, and the heights of the water layers are set through position adjustment; the position of a discharge outlet is adjusted through the water outlet device and the outlet flow velocity is controlled through the water outlet device to ensure that the layout of the water body is completed quickly and uniformly. The simulation system is ingenious in structure, is convenient to operate, and can realize the initial layering phenomenon of the water temperatures of reservoirs with different water temperature distributions quickly under the conditions of different boundary terrains.
Description
Technical field
The present invention relates to a kind of experimental simulation system, be specifically related to the initial hierarchical simulation system of a kind of water temperature of reservoir.
Background technology
Large reservoir builds up after retaining, joint effect due to factors such as solar radiation, warehouse-in current, temperature, intake position, reservoir scale and the methods of operation, reservoir water body temperature can present continuity layer distributed phenomenon, and this water temperature of reservoir layering makes the transport process of reservoir water dynamic characteristics and pollutant be different from homogeneous temperature type reservoir.Alavian etc. are according to coming the difference of layering water body density in current density and reservoir density current (density current) can be divided into surperficial stream, interflow and lower undercurrent.Understand density current flow into after Stratified reservoir in water movement situation and water body the defeated rule of moving and spreading of pollutant (TDS, heat, silt etc.) for maintaining ecological environment of reservoir areas, regulation and control downstream effluent quality has a very important role, and therefore about the research of Stratified reservoir density current phenomenon, obtains the extensive attention of Chinese scholars.At present, for the research of Stratified reservoir Density Currents rule, mainly concentrate on numerical simulation aspect, and obtained a large amount of fruitful achievements.Experiment aspect because the analysis of the water temperature of reservoir theory of similarity is improved and the disappearance of the initial layering experimental facilities of water temperature of reservoir not, is set up and can be reflected that the model experiment of prototype experiment phenomenon also exists larger difficulty in laboratory.But with regard to its mechanism Journal of Sex Research, by experiment chamber generally change model of reservoir and analyze density current and flow into laminated devices water body after water movement feature for understanding water movement situation in Stratified reservoir, move with the defeated of pollutant the effect of playing basic research with Diffusion Law, so to realize the initial stratification of water temperature in reservoir be the key point of experimental study.In forefathers' research, be mainly to replace different temperatures fresh water to form stratification with the cold and hot salt solution of different solubility, but the water temperature delamination phenomenon of its formation is extremely unstable and distribution of water temperature is difficult to control, very difficult formation distribution of water temperature that meet the demands, stable.Therefore, at present in the urgent need to a kind of experimental facilities that can realize fast the initial layering of water temperature of reservoir.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention proposes the initial hierarchical simulation system of a kind of water temperature of reservoir, can simulate accurately the thermal stratification situation of reservoir, device is simple, easy to use.
Technical scheme: for solving the problems of the technologies described above, the initial hierarchical simulation system of a kind of water temperature of reservoir, the initial hierarchical simulation system of a kind of water temperature of reservoir, comprises water system, positioner and discharging device;
Described water system comprises motor, valve, controller, water inlet pipe, total outlet pipe, temperature pick up, vortex-shedding meter, water tank, heating tube and liquid level sensor, after confluxing with water inlet pipe by radiator drain, water tank is connected with total outlet pipe, described radiator drain, on water inlet pipe and total outlet pipe, be respectively equipped with temperature pick up, vortex-shedding meter and valve, each valve is connected with controller by motor, each temperature pick up and vortex-shedding meter detect transfer of data to controller, total outlet pipe is connected with discharging device, heating tube is connected with liquid level sensor with temperature pick up, heating tube, temperature pick up is all connected with controller with liquid level sensor,
Described positioner comprises horizontal calibrating device, sliding block, polyolefin film, joystick, rotatable backstay and column, described column comprises carves graduated four root posts, on each column, cover has sliding block, column vertically stands on out-of-bounds portion of reservoir side, and column top is provided with horizontal calibrating device; Described horizontal calibrating device comprises that middle part is equipped with four connecting rods and four top shoes of levelling tube, every connecting rod two ends are connected with two top shoes that are connected, each top shoe is positioned on a root post, the top shoe leveling horizontal calibrating device having by cover on each column; Rotatable backstay comprises the first rotation backstay and the second rotation backstay, the first rotation backstay and the second rotation backstay are connected on sliding block, adjacent two root posts are provided with first-hand rocking bar, between other two root posts, be provided with second-hand's rocking bar, first-hand rocking bar and second-hand's rocking bar all pass two corresponding sliding blocks, described polyolefin film one end is wound on first-hand rocking bar, and the other end is walked around the first rotation backstay by steel wire and is connected with second-hand's rocking bar with the second rotation backstay;
Described discharging device comprises Water outlet spray head, support, flexible pipe and locking device, and described Water outlet spray head top is provided with base, and base is connected with locking device, and is fixed on support by locking device, and Water outlet spray head is connected with total outlet pipe by flexible pipe.
As preferably, described locking device comprises sleeve pipe and screw, and screw is through support locking sleeve.
As preferably, lower floor's orifice plate that described Water outlet spray head exit is provided with upper strata orifice plate and moves with respect to upper strata orifice plate, identical some holes distribute on upper strata orifice plate and each orifice plate of lower floor's orifice plate.
As preferably, described the first rotation backstay and the second rotation backstay are connected with sliding block by nut, and the first rotation backstay and the second rotation backstay can rotate and fix around corresponding sliding block.
As preferably, described water tank comprises the first water tank and the second water tank, the first water tank and the second water tank all comprise heating tube and temperature pick up, wherein in the first water tank, also comprise liquid level sensor, and heating tube, temperature pick up and liquid level sensor are connected with controller respectively.Described the first water tank is connected with radiator drain, the second water tank is provided with the tank inlet pipe being connected with total outlet pipe, and tank inlet pipe is provided with valve, and valve is connected with controller by motor, between the first water tank and the second water tank, be provided with water pump, water pump is connected with controller by the 5th motor.
As preferably, described the second water tank is provided with overfall.
In the present invention, the first bar that first-hand rocking bar comprises nut, first handle and is connected with first handle, the second bar that second-hand's rocking bar comprises nut, second handle and is connected with second handle, one end of polyolefin film is wound on the first bar, the other end with walk around the first rotation backstay with second rotation backstay steel wire be connected, the other end of steel wire is wound on the second bar.Second-hand's rocking bar drives steel wire coil on the second bar by shaking second handle, thereby drive polyolefin film to be laid between the first rotation backstay and the second rotation backstay, after water layer layer of cloth finishes, rotate first-hand rocking bar, polyolefin film is wound on the first bar, reaches the object that the first bar paving is received polyolefin film.
Rotatable backstay in the present invention can adapt to the landform fringe conditions of different gradient, and its effect mainly contains two: the one, and make the first bar and the second bar away from the water surface, while preventing from rotating joystick, cause water surface disturbance, the reservoir water body that impact has been laid; The 2nd, by rotating rotatable backstay, make polyolefin film can be close to border, adapt to the side slope of different gradient.
Rotation backstay in the present invention requires to try one's best border when laying water layer, reduce the water surface area that water layer is directly exposed to air, reduce between water layer the influence area area that directly contact causes disturbance, and area that can corresponding increase Water outlet spray head orifice plate, water outlet efficiency improved.
Rotatable backstay in the present invention need to be finely tuned when laying water layer, makes it press close to the reservoir water body surface of having laid above.
Polyolefin film in the present invention belongs to non-polar polymer, and its surface free energy is little, and the wet tension force in surface is lower, is generally 30 dynes per centimeter left and right.Theoretically, if the surface tension of object lower than 33 dynes per centimeter, liquid just cannot adhesion-tight, is therefore slowly rotating hand crank while reclaiming polyolefin film, interface friction force is negligible on the impact of static current.
Water outlet spray head top in the present invention is provided with base, in the middle of base, be provided with through hole, by the flexible pipe through sleeve pipe, connect water system, the base of Water outlet spray head is connected with sleeve pipe, by up-down adjustment sleeve pipe height, reach the object of lifting Water outlet spray head height, and fix by the screw through support.
Water outlet spray head in the present invention is mainly to guarantee that current can evenly go out rapidly stream in larger area, prevents that current are too concentrated, and polyolefin film lower layer of water body is formed and impacted, and causes the larger disturbance of water layer under polyolefin film.The water hole of orifice plate is uniformly distributed with ranks, the size in aperture, orifice plate size and line-spacing, row are apart from can according to circumstances designing, can WidFin lower floor orifice plate according to actual conditions, staggered in the hole between upper strata orifice plate and lower floor's orifice plate, reach the object of linear quadratic control Water discharge flow speed.
Beneficial effect: the initial hierarchical simulation system of a kind of water temperature of reservoir of the present invention, by adopting controller, automatically control, the current of various different temperatures and different in flow rate can be provided accurately, and to controlling for water volume, and can simulate the landform fringe conditions of different gradient; Arranging of Water outlet spray head in discharging device improved water outlet efficiency, and due to Water outlet spray head be provided with can WidFin lower floor's plate hole, can reach the object of linear quadratic control Water discharge flow speed; By the buffer action of polyolefin film, can simulate accurately the initial stratification of water temperature in reservoir; Structure of the present invention is ingenious, easy to operate, can under different boundary orographic condition, realize fast the initial stratification of water temperature of reservoir of different distribution of water temperature.
Accompanying drawing explanation
Fig. 1 is positioning device structure figure;
Fig. 2 is discharging device structure chart;
Fig. 3 is water system schematic diagram;
Fig. 4 is Fig. 3 water system water supply flow chart;
Fig. 5 is the attached view of orifice structure;
Fig. 6 is orifice structure lateral view
Fig. 7 is first-hand rocker structure schematic diagram;
Fig. 8 is the structural representation of the second rotation backstay;
Fig. 9 is the structure chart of the first top shoe in Fig. 1;
Figure 10 is the structure chart of the first sliding block in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figures 1 to 10, the initial hierarchical simulation system of a kind of water temperature of reservoir of the present invention, comprises water system, positioner and discharging device.
Specifically, water system comprises motor, valve, controller 51, water inlet pipe, total outlet pipe, temperature pick up, liquid level sensor 48, vortex-shedding meter, water tank and heating tube 29.After confluxing with water inlet pipe by radiator drain, water tank is connected with total outlet pipe, on radiator drain, water inlet pipe and total outlet pipe, be respectively equipped with temperature pick up, vortex-shedding meter and valve, each valve is connected with controller 51 by motor, each temperature pick up and vortex-shedding meter detect transfer of data to controller 51, total outlet pipe is connected with discharging device, and heating tube 29 is positioned at water tank and automatically controls by controller 51.
Positioner comprises horizontal calibrating device, sliding block, polyolefin film 46, joystick, rotation backstay and column.Column comprises establishes graduated four root posts, column vertically stands on out-of-bounds portion of reservoir side according to reservoir border landform, on each column, cover has top shoe respectively, rotation backstay comprises the first rotation backstay 19 and the second rotation backstay 20, the first rotation backstay 19 is identical with the second rotation backstay 20 structures, as shown in Figure 8, adjacent two root posts are provided with first-hand rocking bar 5, between other two root posts, be provided with second-hand's rocking bar 6, first-hand rocking bar 5 comprises nut, first handle and the first bar being connected with first handle, the first bar is connected with the second bar with the steel wire 21 connected with polyolefin film 46 by polyolefin film 46, before layer of cloth, one end of polyolefin film 46 is wound on the first bar, the other end with walk around the first rotation backstay with second rotation backstay steel wire 21 be connected, the other end of steel wire 21 is reeled and is fixed on the second bar, second-hand's rocking bar 6 comprises nut, second handle and the second bar being connected with second handle, by shaking second handle, drive steel wire 21 to be wound on the second bar, now polyolefin film 46 is laid between the first rotation backstay 19 and the second rotation backstay 20, the first rotation backstay 19 is connected with corresponding sliding block respectively by nut with the second rotation backstay 20, first-hand rocking bar 5 is identical with second-hand's rocking bar 6 structures, as shown in Figure 7.
Discharging device comprises Water outlet spray head 24, support 22, flexible pipe 26 and locking device, Water outlet spray head 24 is fixed on support 22 by locking device, Water outlet spray head 24 is connected with total outlet pipe by flexible pipe 26, Water outlet spray head 24 tops are provided with base 23, Water outlet spray head 24 water outlets place are provided with up-hole plate 49 and orifice plate 52, some holes that up-hole plate 49 is identical with arrangement with the size that distributes on orifice plate 52, orifice plate 52 can be finely tuned in the horizontal direction, makes the hole of distribution on up-hole plate 49 and orifice plate 52 interleaved.
In the present invention, locking device comprises sleeve pipe 25 and screw 27, Water outlet spray head 24 tops are provided with base 23, sleeve pipe 25 is connected with base 23, screw 27 is connected with sleeve pipe 25 through support 22, by screw 27 heads, prop up the object that sleeve pipe 25 reaches locking sleeve 25, the first rotation backstay 19 and the second rotation backstay 20 can rotate around sliding block separately, and can fix by coupled nut.
In the present invention, column comprises that the first column 1, the second column 2, the 3rd column 3 are identical with the 4th column 4, four root post structures.The first column 1 is provided with the first sliding block 15, the second columns 2 and is provided with the second sliding block 16, the three columns 3 and is provided with the 3rd sliding block 17, the four columns 4 to be provided with 18, four sliding block structures of the 4th sliding block identical, as shown in figure 10; The first column 1 top is provided with the first top shoe 7, the second column 2 tops and is provided with the second top shoe 8, the three column 3 tops and is provided with the 3rd top shoe 9, the four column 4 tops to be provided with 10, four top shoe structures of the 4th top shoe identical, as shown in Figure 9.Between the first top shoe 7 and the second top shoe 8, head rod 53 is installed, the first levelling tube 11 is housed in the middle of head rod 53; Between the second top shoe 8 and the 3rd top shoe 9, be provided with on the second connecting rod 54, the second connecting rods 54 the second level pipe 12 is housed; In the middle of the 3rd connecting rod 55, the three connecting rods 55 are installed between the 3rd top shoe 9 and the 4th top shoe 10, the 3rd levelling tube 13 is housed; In the middle of the 4th connecting rod 56, the four connecting rods 56 are installed between the 4th top shoe 10 and the first top shoe 7, the 4th levelling tube 14 is housed.The first sliding block 15 and the second sliding block 16 are passed in the first bar two ends in first-hand rocking bar 5, and can fix by nut; The second bar two ends in second-hand's rocking bar 6 also can be fixed by nut through the 3rd sliding block 17 and the 4th sliding block 18.The first rotation backstay 19 is connected with the second sliding block 16 with the first sliding block 15 respectively by nut, and the second rotation backstay 20 is connected with the 4th sliding block 18 with the 3rd sliding block 17 respectively by nut.
In the present invention, water tank comprises the first water tank 28 and the second water tank 43, after confluxing with water inlet pipe by radiator drain, the first water tank 28 is connected with total outlet pipe, total outlet pipe is connected with flexible pipe 26, radiator drain is provided with the first temperature pick up 30, the first vortex-shedding meter 31 and the first valve 32, water inlet pipe is provided with the second temperature pick up 38, the second vortex-shedding meter 36 and the second valve 35, and total outlet pipe is provided with three-temperature sensor 37, the 3rd vortex-shedding meter 40 and the 3rd valve 50.The second water tank 43 is connected with total outlet pipe by tank inlet pipe, tank inlet pipe is provided with the 4th valve 42, the first valves 32, the second valve 35, the 3rd valve 50 and by the first motor 33, the second motor 34, the 3rd motor 39, is connected with controller 51 with the 4th motor 41 respectively with the 4th valve 42.The first temperature pick up 30, the second temperature pick up 38, three-temperature sensor 37, the first vortex-shedding meter 31, the second vortex-shedding meter 36 are connected with controller 51 respectively with the 3rd vortex-shedding meter 40.43 li, the first water tank 28 and the second water tank are all provided with heating tube 29 and temperature pick up 47, the first 28 li, water tank is provided with liquid level sensor 48, heating tube 29, temperature pick up 47 and liquid level sensor 48 are connected with controller 51, the second water tank 43 is connected with the first water tank 28 by the water pipe of water pump 44 is housed, and water pump 44 is connected with controller 51 by the 5th motor 45.
In the present invention, controller 51 is computer, and the first top shoe 7, the second top shoe 8, the 3rd top shoe 9, the 4th top shoe 10, the first sliding block 15, the second sliding block 16, the 3rd sliding block 17, the 4th sliding block 18, the second rotation backstay 20, the first rotation backstay 19, first-hand rocking bar 5 and second-hand's rocking bar 6 all can be fixed by nut check separately.First according to the requirement of precision, the reservoir water body of water temperature continuous distributed is divided into the water layer of N layer even water temperature, calculates each water layer height and place, centre position water temperature; In conjunction with computer software (auto CAD, pro E etc.), in conjunction with reservoir landform, calculate the water body volume in each water layer, draw thus each water layer height, water temperature and water body volume.According to above previous work, suppose that water system debugged complete, by 22 at right angle settings of the support in discharging device in reservoir side side out-of-bounds, and make the orifice plate in the exit of Water outlet spray head 24 can be in reservoir central authorities, arrangement and location device is in reservoir side side out-of-bounds, regulate top shoe, the bubble in the levelling tube on connecting rod in horizontal calibrating device is all mediated.Start to lay water layer, concrete operation step is as follows: establishing the bottom is first floor, water temperature T 1, the water yield is V1, water layer height H 1, Water outlet spray head 24 height of adjusting water outlet device, make its be placed in apart from bottom of the reservior vertical height approximately (H1+5cm) locate, fixedly, after Water outlet spray head 24, by water system, directly supply the fresh water that water temperature is T1, its volume is V1, and this formed first water layer of reservoir; After standing approximately 1 minute, start to lay the second layer, if second layer water layer height is H2, water temperature is T2, water layer volume V2, the height of adjusting water outlet shower nozzle 24, make the delivery port of Water outlet spray head 24 be placed in apart from the first floor water body water surface of having laid approximately (H2+5cm) locate to fix.Regulate the first sliding block 15, the second sliding block 16, the 3rd sliding block 17 and the 4th sliding block 18 in appropriate location, first floor water surface top, make the second rotation backstay 20 and the first rotation backstay 19 after regulating can paste the first floor water body water surface, and make the difference of reading of two slide blocks on same column identical, keep the first sliding block 15, the second sliding block 16, the 3rd sliding block 17 and the 4th to glide in same level, by the nut in the outside on sliding block, fix.Rotate second-hand's rocking bar 6, the polyolefin film 46 being connected with steel wire 21 is pulled to the second bar winding number circle, tighten the nut on the second connecting rod, the second connecting rod is fixed by the effect of internal friction power.Rotation regulates the second rotation backstay 20 and the first rotation backstay 19, polyolefin film 46 and the first floor water body water surface are close to, tighten the nut of the inner side on sliding block, make the first rotation backstay 19 and the second rotation backstay 20 fixing, the nut of tightening on head rod makes first-hand rocking bar 5 fixing, by water system, directly supply the fresh water that water temperature is T2, its volume is V2, this formed second water layer of reservoir, after completing to water outlet, the Water outlet spray head 24 of adjusting water outlet device is in appropriate location, until second layer water body after standing 1 minute, rotate lentamente first-hand rocking bar 5, until polyolefin film 46 parts that are connected with steel wire 21 are all wound on the first bar, unclamp the inner screw nut on sliding block, slow circumvolve backstay, after making it depart from water body, tighten, unclamp the nut in the outside on sliding block, mobile the first sliding block 15, the second sliding block 16, the 3rd sliding block 17 and the 4th sliding block 18 are laid the 3rd water layer to appropriate location, so circulation, until complete.
Water system operating principle: the water system in the present invention is by computer controlled automatic output water temperature, flow and supply water volume, has reduced the error causing due to artificial origin.This experiment initial time, the volume of the water in the first water tank 28 should be slightly larger than reservoir capacity, and the first water tank 28 is in all pipelines top certain altitude, makes hot water go out the Peak Flow Rate requirement that flow velocity can reach requirement of experiment under Action of Gravity Field; The second water tank 43 is in all pipelines below, and making not meet the requirements of water body can flow freely into.Before starting, experiment heats by the water body in 29 pairs of the first water tanks 28 of the heating tube in computer-controlled the first water tank 28, until reach the needed maximum water temperature of this experiment.When water outlet, by being installed on temperature pick up and vortex-shedding meter Real-time Feedback water temperature and the flow in radiator drain and water inlet pipe, by computer software automatic analysis, calculate, hot water flow and cold water flow are tentatively distributed, and control respectively the valve in hot water outlet pipe and cold water inlet by the motor being connected with computer, finally reach the object of water flow temperature and flow rate of water flow in the total outlet pipe of preliminary control.Temperature for current in total outlet pipe also can be by temperature pick up 37 Real-Time Monitorings, undesirable current, by pipeline, flow in the second water tank 43, satisfactory current are that reservoir supplies water by total outlet pipe, reach the object that secondary is accurately controlled water temperature.For the second water tank 43, be set as real-time heating, by the water temperature value in temperature pick up 47 feedback the second water tanks 43 in the second water tank 43, the highest water temperature that the highest water temperature that heating reaches is requirement of experiment, when in the second water tank 43, water temperature reaches maximum temperature, water level in as required or the first water tank 28 is during lower than liquid level sensor 48, in water system period of not supplying water, by computer-controlled water pump 44, supplements the first water tank 28, with this, realizes the object that water resource recycles.Water level in the second water tank 43 during higher than overfall gap position, is discharged automatically by overfall gap.As being respectively T according to input computer is controlled in software in advance water temperature of reservoir, flow and water supply volume requirement
0, Q
0and V
0, open water system water supply start, the temperature of the first temperature pick up 30 and the second temperature pick up 38 feedbacks is respectively T
1, T
2, the first vortex-shedding meter 31 and the second vortex-shedding meter 36 record flow and are respectively Q
1, Q
2, computer 51 obtains hot water flow and cold water flow Q by formula (1.1) and formula (1.2) accurate Calculation
1', Q
2', and with the flow-rate ratio of Real-time Feedback, computer regulates the first valve 32 and the second valve 35 by motor, make water flow and temperature tentatively reach requirement, by water flow temperature fine adjustment the first valve 32 and second valve 35 of three-temperature sensor 37 feedbacks, to reach the object of fine adjustment.For not reaching requirement current, by computer 51, control the 4th motor 41 and the 3rd motor 39, close the 3rd valve 50, open the 4th valve 42, current enter the second water tank 43; For meeting the requirements of current, close the 4th valve 42, open the 3rd valve 50, current supply water by total outlet conduit.According to the water flow Q of the 3rd vortex-shedding meter 40 Real-time Feedbacks
0, by formula (1.3), calculate water supply time, when reaching setting water supply bulking value, automatically close the 3rd valve 50.
Q’
1+Q’
2＝Q
0 (1.1)
Q’
1*T
1+Q’
2*T
2＝Q
0*T
0 (1.2)
V＝Q
0*t (1.3)
Discharging device effect in the present invention has two: be Water outlet spray head 24 location and linear quadratic control Water discharge flow speed.Because preliminary flow set is with certain empirical, if the Water discharge flow speed in reality is larger to the disturbance of lower floor's water body, by WidFin lower floor orifice plate 52, make the hole in the Kong Yu lower floor orifice plate 52 on upper strata orifice plate 49 form dislocation, reach the object that reduces stream flow velocity, as shown in Figure 5, Water outlet spray head 24 has certain space of being detained water body that holds.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. the initial hierarchical simulation system of water temperature of reservoir, is characterized in that: comprise water system, positioner and discharging device;
Described water system comprises motor, valve, controller, water inlet pipe, total outlet pipe, temperature pick up, vortex-shedding meter, water tank, heating tube and liquid level sensor, after confluxing with water inlet pipe by radiator drain, water tank is connected with total outlet pipe, described radiator drain, on water inlet pipe and total outlet pipe, be respectively equipped with temperature pick up, vortex-shedding meter and valve, each valve is connected with controller by motor, each temperature pick up and vortex-shedding meter detect transfer of data to controller, total outlet pipe is connected with discharging device, heating tube is connected with liquid level sensor with temperature pick up, heating tube, temperature pick up is all connected with controller with liquid level sensor,
Described positioner comprises horizontal calibrating device, sliding block, polyolefin film, joystick, rotatable backstay and column, described column comprises carves graduated four root posts, on each column, cover has sliding block, column vertically stands on out-of-bounds portion of reservoir side, and column top is provided with horizontal calibrating device; Described horizontal calibrating device comprises that middle part is equipped with four connecting rods and four top shoes of levelling tube, every connecting rod two ends are connected with two top shoes that are connected, each top shoe is positioned on a root post, the top shoe leveling horizontal calibrating device having by cover on each column; Rotatable backstay comprises the first rotation backstay and the second rotation backstay, the first rotation backstay and the second rotation backstay are connected on sliding block, adjacent two root posts are provided with first-hand rocking bar, between other two root posts, be provided with second-hand's rocking bar, first-hand rocking bar and second-hand's rocking bar all pass two corresponding sliding blocks, described polyolefin film one end is wound on first-hand rocking bar, and the other end is walked around the first rotation backstay by steel wire and is connected with second-hand's rocking bar with the second rotation backstay;
Described discharging device comprises Water outlet spray head, support, flexible pipe and locking device, and described Water outlet spray head top is provided with base, and base is connected with locking device, and is fixed on support by locking device, and Water outlet spray head is connected with total outlet pipe by flexible pipe.
2. the initial hierarchical simulation system of water temperature of reservoir according to claim 1, is characterized in that: described locking device comprises sleeve pipe and screw, and described sleeve pipe is connected with Water outlet spray head base through support, and screw is through support fixing and locking sleeve position.
3. the initial hierarchical simulation system of water temperature of reservoir according to claim 2, it is characterized in that: lower floor's orifice plate that described Water outlet spray head exit is provided with upper strata orifice plate and moves with respect to upper strata orifice plate, identical some holes distribute on upper strata orifice plate and each orifice plate of lower floor's orifice plate.
4. the initial hierarchical simulation system of water temperature of reservoir according to claim 1, it is characterized in that: described the first rotation backstay and the second rotation backstay are connected with sliding block separately by nut, the first rotation backstay and the second rotation backstay can rotate and fix around corresponding sliding block.
5. the initial hierarchical simulation system of water temperature of reservoir according to claim 1, it is characterized in that: described water tank comprises the first water tank and the second water tank, the first water tank and the second water tank all comprise respectively heating tube and temperature pick up, wherein in the first water tank, also comprise liquid level sensor, heating tube is controlled by controller, and temperature pick up is connected with controller with liquid level sensor.Described the first water tank is connected with radiator drain, the second water tank is provided with the tank inlet pipe being connected with total outlet pipe, and tank inlet pipe is provided with valve, and valve is connected with controller by motor, between the first water tank and the second water tank, be provided with water pump, water pump is connected with controller by the 5th motor.
6. the initial hierarchical simulation system of water temperature of reservoir according to claim 5, is characterized in that: described the second water tank is provided with overfall.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111397841A (en) * | 2020-03-21 | 2020-07-10 | 中山大学 | Device and method capable of realizing multilayer stable and controllable layered fluid |
| CN113338386A (en) * | 2021-06-10 | 2021-09-03 | 中国电建集团昆明勘测设计研究院有限公司 | Multi-element utilization development method for renewable reservoir low-temperature water |
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| SU1691697A1 (en) * | 1989-04-24 | 1991-11-15 | Украинский Государственный Головной Проектно-Изыскательский И Научно-Исследовательский Институт "Укргипроводхоз" | Method of simulation of two-layer multiple density flows and device |
| CN101775787A (en) * | 2010-03-08 | 2010-07-14 | 天津大学 | Method for layering simulation for water temperature of reservoir |
| CN203531055U (en) * | 2013-09-16 | 2014-04-09 | 中国海洋大学 | Novel water supply system of interval wave experiment water trough |
-
2014
- 2014-05-27 CN CN201410228854.5A patent/CN104047260B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1691697A1 (en) * | 1989-04-24 | 1991-11-15 | Украинский Государственный Головной Проектно-Изыскательский И Научно-Исследовательский Институт "Укргипроводхоз" | Method of simulation of two-layer multiple density flows and device |
| CN101775787A (en) * | 2010-03-08 | 2010-07-14 | 天津大学 | Method for layering simulation for water temperature of reservoir |
| CN203531055U (en) * | 2013-09-16 | 2014-04-09 | 中国海洋大学 | Novel water supply system of interval wave experiment water trough |
Non-Patent Citations (2)
| Title |
|---|
| 王煜等: "大型水库水温分层影响及防治措施", 《三峡大学学报（自然科学版）》 * |
| 王雅慧等: "水库水温模拟研究综述", 《三峡环境与生态》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397841A (en) * | 2020-03-21 | 2020-07-10 | 中山大学 | Device and method capable of realizing multilayer stable and controllable layered fluid |
| CN113338386A (en) * | 2021-06-10 | 2021-09-03 | 中国电建集团昆明勘测设计研究院有限公司 | Multi-element utilization development method for renewable reservoir low-temperature water |
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| CN104047260B (en) | 2015-11-18 |
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