CN115979931A - Simulation tidal system with automatic calibration function - Google Patents
Simulation tidal system with automatic calibration function Download PDFInfo
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- CN115979931A CN115979931A CN202310008056.0A CN202310008056A CN115979931A CN 115979931 A CN115979931 A CN 115979931A CN 202310008056 A CN202310008056 A CN 202310008056A CN 115979931 A CN115979931 A CN 115979931A
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- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
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Abstract
The invention discloses a tidal simulation system with an automatic calibration function, which comprises a water tank, a first water storage tank, a second water storage tank and a controller, wherein a soil layer simulation device is arranged in the middle of the water tank, the soil layer simulation device comprises a frame, aquifers and a water-resisting layer, the water content of each aquifer is different, a first cavity and a second cavity are respectively arranged in the water tank and positioned on two sides of the soil layer simulation device, pressure type water level collectors are respectively arranged in the first cavity and the second cavity, and each water level collector is provided with an automatic calibration device.
Description
Technical Field
The invention relates to the technical field of tidal simulation systems, in particular to a tidal simulation system with an automatic calibration function.
Background
The existing seawater invasion tide simulation device generally adopts a simple boosting plate to push back and forth to carry out sea wave potential building when carrying out experiment simulation, realizes the seawater invasion tide simulation experiment, has comparatively single experiment factors, neglects the factors of water pressure and mobility of soil separation and control underground fresh water layer, and then influences the experiment effect. And in order to make the water level collection more accurate, provide a simulation tidal system with automatic calibration function.
Disclosure of Invention
The present invention is directed to a tidal simulation system with automatic calibration to solve the above problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a simulation tidal system with automatic calibration function, includes the basin, is used for the first storage water tank of splendid attire sea water and is used for the second storage water tank of splendid attire secret fresh water, the middle part of basin is equipped with soil horizon analogue means, soil horizon analogue means includes the lapped frame of baffle by the water-permeable, a plurality of interlayers have been arranged on the frame, and the inside packing of every interlayer has the aquifer, and the upside that all the other aquifers outside the aquifer of the water horizon of the exclusion superiors has paved the water barrier that the one deck composition is the clay, and the inside of every aquifer is equipped with the measuring electrode who is used for measuring sea water concentration, one side that the basin is located soil horizon analogue means is equipped with the first cavity of simulation sea water morning and evening tides, the opposite side that the basin is located soil horizon analogue means is equipped with a plurality of second cavities that are used for simulating the groundwater, and every second cavity and aquifer one-to-one intercommunication, first cavity all is equipped with water level collector with the inside of second cavity.
Preferably, the side wall of the water tank is connected with a first water inlet pipe for injecting the seawater in the first water storage tank into the first cavity and a first water outlet pipe for discharging the seawater in the first cavity into the first water storage tank, and the first water inlet pipe and the first water outlet pipe are respectively connected in series with a first water pump and a first electric valve;
a second water inlet pipe used for injecting underground fresh water into the second cavity is arranged on the second water storage tank, and a second water pump is connected in series on the second water inlet pipe, and a second electric valve is connected in series on a branch of the second water inlet pipe.
Preferably, the middle part fixedly connected with baffle of every second cavity, there is the space baffle with soil horizon analogue means, be equipped with the second outlet pipe that is used for discharging the inside secret fresh water of second cavity to the second storage water tank on the second storage water tank, it has the third water pump to establish ties on the second outlet pipe, just second outlet pipe and second inlet tube are the symmetry setting for the baffle.
Preferably, the first cavity is connected with a wave making plate in a swinging mode on the inner side wall far away from the soil layer simulation device, the side wall of the water tank is connected with a crankshaft in a rotating mode, the crankshaft is driven to rotate through a first motor, the middle of the crankshaft is connected with a connecting rod in a rotating mode, and one end, far away from the crankshaft, of the connecting rod is connected to the rear side wall of the wave making plate in a rotating mode.
Compared with the prior art, the invention has the beneficial effects that:
1. the soil layer simulation device is composed of the frame, the aquifer and the water-resisting layer, the aquifer is arranged in the frame, and each aquifer is separated by the water-resisting layer, so that the soil layer simulation device is closer to the original soil layer, underground fresh water with different water levels is injected into different second cavities, the pressure of each layer of underground fresh water can be controlled, the exchange process between seawater and the underground fresh water in the tidal fluctuation process is simulated, reliable experimental data can be obtained, and support is provided for disaster prevention and reduction of a coastal zone;
2. according to the invention, the underground fresh water in the second cavity circularly flows by starting the second water pump and the third water pump, so that the influence data of the underground fresh water flow on the exchange between the seawater and the underground fresh water can be obtained, and the accuracy of the experimental data is further improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 shows the present invention a front view of the overall structure;
FIG. 3 shows a soil layer simulation apparatus of the present invention the structure schematic diagram of the first cavity and the second cavity;
FIG. 4 is a schematic view of the structure of the frame, aquifer and second cavity of the present invention;
FIG. 5 is an exploded view of the frame, aquifer, water barrier and measurement electrode of the present invention;
FIG. 6 is a schematic structural view of a second water storage tank, a second water inlet pipe, a second water outlet pipe and a water tank according to the present invention;
FIG. 7 is a schematic view of the structure of the frame, aquifer, partition and second cavity of the present invention;
FIG. 8 shows a base of the present invention a structural schematic diagram I of the measuring cylinder and the electromagnetic valve;
FIG. 9 is a schematic structural view II of the base, the measuring cylinder and the solenoid valve of the present invention;
FIG. 10 is an exploded view of the base, water level collector, graduated cylinder, column and solenoid valve of the present invention;
FIG. 11 is a cross-sectional view of the base, water level collector, measuring cylinder, pump housing and gears of the present invention;
FIG. 12 is a schematic view of the structure of the water tank, the wave making plate and the crank shaft of the present invention;
FIG. 13 is a schematic view of the structure of the water tank, the wave making plate and the crank shaft of the present invention;
FIG. 14 is a cross-sectional view I of the first outlet tube, valve body, first water channel, second water channel and sealing plug of the present invention;
FIG. 15 is a cross-sectional view II of the first outlet tube, valve body, first water channel, second water channel and sealing plug of the present invention;
fig. 16 is a circuit control diagram of the present invention.
In the figure: 1. the water tank comprises a water tank, 2, a first water storage tank, 3, a second water storage tank, 4, a soil layer simulation device, 401, a frame, 402, a water-containing layer, 403, a water-resisting layer, 5, a first cavity, 6, a first water inlet pipe, 7, a first water outlet pipe, 8, a first water pump, 9, a first electric valve, 901, a valve body, 902, a first water channel, 903, a second water channel, 904, an electric push rod, 905, a sealing plug, 10, a measuring electrode, 11, a second cavity, 12, a second water inlet pipe, 13, a second water pump, 14, a second electric valve, 15, a partition plate, 16, a second water outlet pipe, 17, a third water pump, 18, a water level collector, 19, a wave making plate, 20, a crankshaft, 21, a connecting rod, 22, a first motor, 23, an automatic calibration device, 2301, a base, 2302, a stand column, 2303, a mounting seat, 2304, a measuring cylinder, 2305, an electromagnetic valve, 6, a bidirectional pump, 2307, 2308, a gear, 2309 and a second motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-16, the present invention provides a technical solution: a simulated tidal system with an automatic calibration function comprises a water tank 1, a first water storage tank 2 used for containing seawater and a second water storage tank 3 used for containing underground fresh water, and further comprises a controller which controls the operation of the whole device, a soil layer simulation device 4 is arranged in the middle of the water tank 1, the soil layer simulation device 4 comprises a frame 401 which is overlapped by a water-permeable partition plate, a plurality of interlayer layers are arranged on the frame 401 in an arrayed mode, the frame 401 can be made of glass materials, open holes are formed in the side wall of the frame 401 and play a role in water permeation, an aquifer 402 is filled in each interlayer, the water content in each aquifer 402 is different, and the aquifer can be formed by mixing different sands or sands and soils, and for example, sand grains with different thicknesses are formed in each aquifer 402. The thickness of sand grains is selected according to the water content of actual soil, the thicker the sand grains are, the larger the water content of the sand grains is, otherwise, the thinner the sand grains are, the smaller the water content of the sand grains is, according to the characteristic of the sand grains, the aquifer 402 is closer to the actual soil layer, a water barrier 403 with the clay component is paved on the upper sides of the other aquifers 402 except the uppermost aquifer 402, the water barrier 403 plays a role in isolating the two adjacent aquifers 402, the water of the two aquifers 402 is prevented from flowing quickly in a cross mode, the soil layer simulation is more real, a measuring electrode 10 for measuring the seawater concentration is arranged inside each aquifer 402, the measuring electrode 10 is electrically connected with a controller, the measuring electrode 10 is used for measuring the seawater (salt) concentration of the aquifer 402 (of course, other types of electrodes can be arranged), the seawater conductivity in the aquifer 402 is measured through the measuring electrode 10, the measured electrode 10 transmits the measured data to the controller, the controller calculates the seawater content of the seawater in the aquifer 402 through the received data, thereby knowing seawater invasion simulation data, in addition, the transparent material is convenient for direct external observation, the direct observation, the observation can be conveniently added to a second cavity, the observation through the visual exchange process of the first cavity 11, and the detection process of the substances, and the detection of the substances through the detection of the change of the substances through the change of the substances, the detection, and the detection of the tidal water.
A first cavity 5 for simulating seawater tide is arranged on one side of the water tank 1, which is positioned on the soil layer simulation device 4, a plurality of second cavities 11 for simulating an underground water layer are arranged on the other side of the water tank 1, which is positioned on the soil layer simulation device 4, each second cavity 11 is communicated with the aquifer 402 in a one-to-one correspondence manner, and water level collectors 18 are arranged in the first cavity 5 and the second cavities 11;
the water level collector 18 can be a pressure type water level collector, as shown in fig. 8-11, in order to make the precision of the water level collector 18 more accurate, each water level collector 18 is provided with an automatic calibration device 23, the automatic calibration device 23 comprises a base 2301, the water level collector 18 is arranged on the upper side of the base 2301, the base 2301 is provided with a plurality of upright posts 2302, the upper ends of the upright posts 2302 are fixedly connected with a mounting seat 2303, a graduated cylinder 2304 is slidably connected between the base 2301 and the mounting seat 2303, the side wall of the graduated cylinder 2304 is slidably sleeved on the upright posts 2302, the graduated cylinder 2304 is driven to slide by a solenoid valve 2305, as shown in fig. 8-9, the solenoid valve 2305 is fixedly arranged on the upper side of the mounting seat 2303, the output shaft of the solenoid valve 2305 is connected with the graduated cylinder 2304, so as to drive the graduated cylinder 2304 to vertically move upwards or downwards, the lower end of the graduated cylinder 2304 is movably contacted with the upper side surface of the base 2301, the bottom of the graduated cylinder 4 is provided with an opening, as shown in fig. 9, when the bottom of the graduated cylinder 2304 is connected with a second side wall 2307 which is connected with a second rotating motor 2307 for driving the bidirectional rotating, when the side wall 2304 of the graduated cylinder 2304 which is connected with a second side wall 2309, the second side wall 2309 which is connected with a second side wall 2306 for driving motor 2309 for driving the bidirectional rotating and the second side wall 2304, the second side wall 2304 which is connected with a second side wall 2309 which is connected with a rotating motor 2309 for driving the second side wall 2309 which is connected with a second side wall 2304 which is connected with a rotating and a second side wall 2309 which is connected with a rotating motor 2309 which is connected with a second side wall 2304 which is connected with a second side wall 2309 which is connected with a rotating cylinder 2309, when the two gears 2308 rotate, the two gears 2308 can inject water into the measuring cylinder 2304 or discharge water in the measuring cylinder 2304 (water injection or water discharge is performed according to the rotation direction of the gears 2308), and two sides of the joint of the two gears 2308 are respectively provided with a water flowing groove;
the controller is electrically connected with the water level collector 18, the electromagnetic valve 2305 and the bidirectional pump 2306 (the second motor 2309),
the water level collector 18 located inside the second cavity 11 is calibrated in the same way as the water level collector 18 located inside the first cavity 5, and the calibration steps of the water level collector 18 are (taking the water level collector 18 inside the first cavity 5 as an example):
the first step is as follows: when an experiment is carried out, when the seawater injection amount in the first cavity 5 is lower than the height of the graduated cylinder 2304, the electromagnetic valve 2305 is started, at the moment, the electromagnetic valve 2305 drives the graduated cylinder 2304 to slide downwards, so that the bottom of the graduated cylinder 2304 is pressed against the upper side surface of the base 2301 and then sealed;
the second step is that: starting the second motor 2309, so that the second motor 2309 drives the two gears 2308 to rotate, and then the bidirectional pump 2306 discharges the liquid inside the measuring cylinder 2304, so that the water level collector 18 inside the measuring cylinder 2304 is placed in the air, the controller reads the value of the water level collector 18 in the state, and the controller performs zero correction on the water level collector 18 to complete calibration;
the third step: after the bidirectional pump 2306 is started reversely, the liquid in the first cavity 5 is filled into the graduated cylinder 2304, so that the water in the graduated cylinder 2304 flows out from the through hole at the upper end of the graduated cylinder 2304, at the moment, the water level collector 18 measures the water level in the graduated cylinder 2304 to obtain a value D, and the data D is sent to the controller;
the fourth step: the controller compares the difference between the received data D and the height data of the measuring cylinder 2304 known in advance to obtain measurement error data D1;
the fifth step: the controller compares the data D1 with the allowable error range of the water level collector 18 to finish the verification of the water level collector 18;
and a sixth step: if the data D1 is within the allowable error range of the water level collector 18, and the water level collector 18 is normally used, at this time, the electromagnetic valve 2305 drives the graduated cylinder 2304 to slide upwards, so that the graduated cylinder 2304 is separated from the upper side surface of the base 2301, at this time, the water level collector 18 is located inside the first cavity 5, the water level of the seawater in the first cavity 5 is detected, and the detected data is transmitted to the controller; if the data D1 exceeds the allowable error range of the water level collector 18, the water level collector 18 cannot be normally used, and the controller gives an alarm.
Specifically, a first water inlet pipe 6 for injecting seawater inside the first water storage tank 2 into the first cavity 5 and a first water outlet pipe 7 for discharging seawater inside the first cavity 5 into the first water storage tank 2 are connected to the side wall of the water tank 1, a first water pump 8 and a first electric valve 9 are respectively connected in series to the first water inlet pipe 6 and the first water outlet pipe 7, as shown in fig. 1, when the first water pump 8 is started, the first water pump 8 sucks seawater inside the first water storage tank 2, and injects seawater inside the first water storage tank 2 into the first cavity 5 through the first water inlet pipe 6, so as to realize lifting of the seawater level inside the first cavity 5, so as to realize simulation of the tide rising process, after the first electric valve 9 is opened, the seawater inside the first water storage tank 5 is discharged into the first water storage tank 2 along the first water outlet pipe 7, so as to realize simulation of the tide falling process, and the first water pump 8 and the first electric valve 9 are both electrically connected to a controller, so as to control the starting of the first water pump 8 and the first electric valve 9, and control the water flow speed of the first water pump and the electric valve 9 to simulate tide rising process;
as shown in fig. 14-15, the first electric valve 9 includes a valve body 901, a first water channel 902, a second water channel 903, an electric push rod 904 and a sealing plug 905, the first water channel 902 and the second water channel 903 are opened inside the valve body 901, the first water channel 902 and the second water channel 903 are respectively communicated with the first water outlet pipes 7 on two sides of the valve body 901, the electric push rod 904 is fixed on a side wall of the valve body 901, the sealing plug 905 is fixedly connected to an output shaft of the electric push rod 904, the sealing plug 905 slides inside the valve body 901 through the electric push rod 904, so that the sealing plug 905 movably blocks and separates the first water channel 902 and the second water channel 903, and then the on-off state of the first water outlet pipe 7 is adjusted;
the second water storage tank 3 is provided with a second water inlet pipe 12 for injecting the underground fresh water into the second cavity 11, the second water inlet pipe 12 is connected in series with a second water pump 13, a branch of the second water inlet pipe 12 is connected in series with a second electric valve 14, the structure of the second electric valve 14 is the same as that of the first electric valve 9, when the second water pump 13 is started, and after the second electric valve 14 corresponding to the second cavity 11 is opened, the underground fresh water in the second water storage tank 3 can be injected into the corresponding second cavity 11, the water level height of the underground fresh water in the second cavity 11 can be adjusted, the water pressure in the second cavity 11 can be adjusted, and the simulation data of the underground fresh water in the second cavity 11 can be closer to reality.
In order to make the underground fresh water in the second cavities 11 have fluidity, specifically, a partition 15 is fixedly connected to the middle of each second cavity 11, a gap exists between the partition 15 and the soil layer simulation device 4, a second water outlet pipe 16 for discharging the underground fresh water in the second cavity 11 to the second water storage tank 3 is arranged on the second water storage tank 3, a third water pump 17 is connected in series on the second water outlet pipe 16, the second water outlet pipe 16 and the second water inlet pipe 12 are symmetrically arranged relative to the partition 15, the second water outlet pipe 16 and the second water inlet pipe 12 have the same structure, a second electric valve 14 is also arranged on the second water outlet pipe 16, and the second electric valves 14 on the second water pump 13, the third water pump 17 and the second water outlet pipe 16 and the second electric valve 14 on the second water inlet pipe 12 are all electrically connected with the controller;
after the controller controls the second water pump 13 and the second electric valve 14 on the second water inlet pipe 12 to be started, the underground fresh water in the second water storage tank 3 is injected into each second cavity 11, so that the water level in the second cavity 11 is at a height required by an experiment, when water in the second cavity 11 needs to flow, the controller simultaneously controls the second water pump 13 and the third water pump 17 to be started (the flow rates of the second water pump 13 and the third water pump 17 are the same), and controls the second electric valve 14 on the second water outlet pipe 16 and the second electric valve 14 on the second water inlet pipe 12 to be opened (the opening sizes of the symmetrical second electric valves 14 are the same), so that water flow in the second cavity 11 can be realized, and then influence data of the underground fresh water flow on exchange between seawater and the underground fresh water can be obtained, the accuracy of the experiment data is further improved, in addition, the water flow speed in the second cavity 11 can be adjusted through the opening sizes of the second electric valve 14, and the water flow speed in the second cavity 11 is favorable for being closer to the actual underground fresh water flow size.
As shown in fig. 12 to 13, in order to make the sea tide simulation in the first cavity 5 closer to reality, specifically, a wave generating plate 19 is swing-connected to an inner side wall of the first cavity 5 far from the soil layer simulation device 4, a crankshaft 20 is rotatably connected to a side wall of the water tank 1, the crankshaft 20 is driven to rotate by a first motor 22, the first motor 22 is fixedly connected to the side wall of the water tank 1, an output shaft of the first motor 22 is connected to one end of the crankshaft 20 by a belt, when the first motor 22 is started, the output shaft of the first motor 22 drives the crankshaft 20 to rotate, a middle part of the crankshaft 20 is rotatably connected to a connecting rod 21, one end of the connecting rod 21 far from the crankshaft 20 is rotatably connected to a rear side wall of the wave generating plate 19, when the crankshaft 20 rotates, the crankshaft 20 pulls the wave generating plate 19 through the connecting rod 21, so that the wave generating plate 19 swings back and forth inside the first cavity 5, so that the wave generating plate 19 pushes the sea water in the first cavity 5 to generate waves, and then the sea tide simulation is closer to reality, and the first motor 22 is electrically connected to the controller, so that the frequency of the sea waves can be adjusted.
The working process is as follows:
experimental data were previously input to the interior of the controller: tide data, wave making data, data of each second cavity 11;
the tide data comprises a tide rising water level, a tide rising time, a tide falling water level and a tide falling time;
the wave making data comprises wave making frequency;
the data of each second cavity 11 comprises the water level of the underground fresh water injected into each second cavity 11;
an experiment simulation step:
the first step is as follows: the controller controls and starts the second water pump 13 and the second electric valve 14, so that the underground fresh water in the second water storage tank 3 is injected into each second cavity 11 at a certain speed, the water level height in the second cavities 11 is detected through the water level collector 18, when the water level reaches the preset water level height, the controller controls the corresponding second electric valve 14 to be closed, and when the water level heights in all the second cavities 11 reach the preset water level height, the controller controls the second water pump 13 to stop;
the second step is that: the controller controls the first water pump 8 to be started, so that the seawater in the first water storage tank 2 is injected into the first cavity 5 at a preset speed, the water level height in the first cavity 5 is detected through the water level collector 18, the rising tide simulation is realized, and meanwhile, the controller controls the first motor 22 to drive the wave making plate 19 to circularly swing for making waves according to the wave making frequency which is set in advance;
the third step: when the water level collector 18 detects that the water level in the first cavity 5 reaches a preset height, the controller stops the first water pump 8, controls the first electric valve 9 to start, enables the seawater in the first cavity 5 to be discharged from the first water outlet pipe 7 to the inside of the first water storage tank 2 at a preset speed, and then carries out the damp fading simulation;
in the above steps, the measuring electrodes 10 detect the salt concentration of each aquifer 402 in real time, and transmit the measured data to the controller for storage, so as to obtain the data of the exchange process between the seawater and the underground fresh water in the process of simulating the tidal fluctuation, and of course, the types of the measuring electrodes 10, such as the electrodes for measuring parameters such as conductivity, nitrogen content, COD, etc., can be changed according to actual conditions.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A simulated tidal system with an automatic calibration function comprises a water tank (1), a first water storage tank (2), a second water storage tank (3) and a controller for controlling the whole device to run, wherein a first cavity (5) is formed in one side, located on a soil layer simulation device (4), of the water tank (1), the soil layer simulation device (4) is arranged in the middle of the water tank (1), the soil layer simulation device (4) comprises a frame (401) with a hole, a plurality of interlayers are arranged on the frame (401) in a row, a water-containing layer (402) is filled in each interlayer, a wave-making plate (19) is connected to the inner side wall of the first cavity (5) in a swinging mode,
the method is characterized in that: the aquifer (402) is formed by mixing sand or sand and soil, the water content of each aquifer (402) is different, the water tank (1) and the frame (401) are made of transparent materials, the upper side of the aquifer (402) except the uppermost aquifer (402) is paved with a water-resisting layer (403) with one layer of clay, the inside of each aquifer (402) is provided with a measuring electrode (10), the other side of the water tank (1) located on the soil layer simulation device (4) is provided with a plurality of second cavities (11), each second cavity (11) is communicated with the aquifer (402) in a one-to-one correspondence manner, the inside of the first cavity (5) and the second cavity (11) is provided with a pressure type water level collector (18),
each water level collector (18) is provided with an automatic calibration device (23), each automatic calibration device (23) comprises a base (2301), each water level collector (18) is arranged on the upper side surface of each base (2301), a measuring cylinder (2304) is arranged on each base (2301) in a sliding mode, each measuring cylinder (2304) is driven to move upwards or downwards vertically through a solenoid valve (2305), the bottom of each measuring cylinder (2304) is arranged in an opening mode, when each measuring cylinder (2304) slides downwards and the bottom of each measuring cylinder abuts against the upper side surface of each base (2301), the bottom of each measuring cylinder (2304) is sealed, the inside of each measuring cylinder (2304) can contain liquid, the upper end of each measuring cylinder (2304) is provided with a through hole, a bidirectional pump (2306) used for driving water to flow is fixedly connected to one side wall of each measuring cylinder (2304), and each bidirectional pump (2306) injects water into the inside of each measuring cylinder (2304) or discharges water inside the corresponding measuring cylinder (2304);
the side wall of the water tank (1) is connected with a first water inlet pipe (6) and a first water outlet pipe (7);
and a second water inlet pipe (12) is arranged on the second water storage tank (3), a second water pump (13) is connected in series on the second water inlet pipe (12), and a second electric valve (14) is connected in series on a branch of the second water inlet pipe (12).
2. The simulated tidal system with auto calibration feature of claim 1, wherein: the first water inlet pipe (6) and the first water outlet pipe (7) are respectively connected in series with a first water pump (8) and a first electric valve (9), and the experimental simulation steps of the system of the application are utilized,
the first step is as follows: the controller controls and starts a second water pump (13) and a second electric valve (14), underground fresh water in the second water storage tank (3) is injected into each second cavity (11), the water level height in the second cavities (11) is detected through a water level collector (18), when the water level reaches the preset water level height, the controller controls the corresponding second electric valve (14) to be closed, and when the water level heights in all the second cavities (11) reach the preset water level height, the controller controls the second water pump (13) to stop;
the second step is that: the controller controls the first water pump (8) to be started, seawater in the first water storage tank (2) is injected into the first cavity (5) according to a preset speed, the water level height in the first cavity (5) is detected through the water level collector (18), the rising tide simulation is realized, and meanwhile, the controller controls the first motor (22) to drive the wave making plate (19) to circularly swing and make waves according to a preset wave making frequency;
the third step: when the water level collector (18) detects that the water level in the first cavity (5) reaches a preset height, the first water pump (8) of the controller is stopped, the controller controls the first electric valve (9) to be started, seawater in the first cavity (5) is discharged into the first water storage tank (2) from the first water outlet pipe (7) at a preset speed, and then the ebb simulation is carried out.
3. The simulated tidal system with auto calibration feature of claim 1, wherein: the calibration steps of the water level collector 18 are as follows:
the first step is as follows: when an experiment is carried out, when the seawater injection amount in the first cavity (5) is lower than the height of the graduated cylinder (2304), the electromagnetic valve (2305) is started, at the moment, the electromagnetic valve (2305) drives the graduated cylinder (2304) to slide downwards, so that the bottom of the graduated cylinder (2304) is pressed against the upper side face of the base (2301) and then sealed;
the second step is that: starting a second motor (2309), so that a bidirectional pump (2306) discharges liquid in a measuring cylinder (2304), so that an internal water level collector (18) of the measuring cylinder (2304) is placed in air, a value of the water level collector (18) in the state is read by a controller, and the controller performs zero point correction on the water level collector (18) to finish calibration;
the third step: after the bidirectional pump (2306) is started reversely, liquid in the first cavity (5) is filled into the measuring cylinder (2304), so that water in the measuring cylinder (2306) flows out from the through hole at the upper end of the measuring cylinder (2304), at the moment, the water level collector (18) measures the water level in the measuring cylinder (2304) to obtain a numerical value D, and data D are sent to the controller;
the fourth step: the controller compares the difference value of the received data D with the height data of the measuring cylinder (2304) known in advance to obtain measurement error data D1;
the fifth step: the controller compares the data D1 with the allowable error range of the water level collector (18) to finish the verification of the water level collector (18);
and a sixth step: if the data D1 is within the allowable error range of the water level collector (18), the water level collector (18) is normally used; if the data D1 exceeds the allowable error range of the water level collector (18), the water level collector (18) cannot be used normally, and the controller gives an alarm.
4. The simulated tidal system with auto calibration feature of claim 1, wherein: the middle part fixedly connected with baffle (15) of every second cavity (11), there is the space in baffle (15) and soil horizon analogue means (4), be equipped with on second storage water tank (3) and be used for discharging the inside secret fresh water of second cavity (11) to second storage water tank (3) second outlet pipe (16), it has third water pump (17) to establish ties on second outlet pipe (16), also is equipped with second motorised valve (14) on second outlet pipe (16), and second motorised valve (14) on second water pump (13), third water pump (17), the second outlet pipe (16) and second motorised valve (14) on second inlet tube (12) all are connected with the controller electricity.
5. The simulated tidal system with auto calibration feature of claim 1, wherein: the controller controls the second water pump (13) and the third water pump (17) to be started simultaneously, and controls the second electric valve (14) on the second water outlet pipe (16) and the second electric valve (14) on the second water inlet pipe (12) to be opened so as to realize the water flow in the second cavity (11).
6. The simulated tidal system with auto calibration feature of claim 1, wherein: be equipped with a plurality of stands (2302) on base (2301), the upper end fixedly connected with mount pad (2303) of a plurality of stands (2302), graduated flask (2304) slide to set up between base (2301) and mount pad (2303), and the lateral wall of graduated flask (2304) slides and cup joints on stand (2302), solenoid valve (2305) fixed mounting is on the last side of mount pad (2303), and the output shaft of solenoid valve (2305) is connected with graduated flask (2304).
7. The simulated tidal system with auto calibration feature of claim 1, wherein: the bidirectional pump (2306) comprises a pump shell (2307), two gears (2308) for driving water to flow are rotatably connected inside the pump shell (2307), the two gears (2308) are driven to rotate through a second motor (2309), the second motor (2309) is fixedly mounted on the side wall of the pump shell (2307), an output shaft of the second motor (2309) is connected with any one gear (2308), and when the second motor (2309) is started, the second motor (2309) drives the two gears (2308) to rotate forwards or reversely.
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| CN113742900B (en) * | 2021-08-17 | 2023-05-12 | 生态环境部华南环境科学研究所 | Medium-small tide and ocean circulation simulation device and method |
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| CN101285756B (en) * | 2007-04-13 | 2011-06-08 | 中国科学院海洋研究所 | Intelligent type simulated marine corrosion test machine |
| US7818094B2 (en) * | 2007-04-27 | 2010-10-19 | Bio-Microbics, Inc. | Control system for monitoring salt levels in a brine tank |
| CN102262044A (en) * | 2011-04-25 | 2011-11-30 | 青岛中科海水处理有限公司 | Tide simulated wave-making instrument |
| CN102520131B (en) * | 2011-12-09 | 2014-05-07 | 中国地质大学（武汉） | Multi-layered aquifer underground flow system-based underground water pollution simulator |
| CN202486127U (en) * | 2012-01-19 | 2012-10-10 | 淮南联合大学 | Analog device for confined aquifer test |
| CN103063819A (en) * | 2013-01-04 | 2013-04-24 | 天津大学 | Application method of indoor simulation device for migration and conversion of pollutant in artificial shore zone |
| DE102013114495A1 (en) * | 2013-12-19 | 2015-06-25 | S.K.I. GmbH | Method and measuring arrangement according to the differential pressure principle with zero point adjustment |
| CN104061985B (en) * | 2014-07-03 | 2017-11-24 | 安徽省（水利部淮河水利委员会）水利科学研究院 | A kind of calibrating of river course pressure type water gauge and calibration method |
| CN104154967A (en) * | 2014-08-21 | 2014-11-19 | 上海朗宝电子科技有限公司 | Automatic water level calibration device and method |
| CN104997501B (en) * | 2015-08-05 | 2017-12-05 | 中国人民解放军总后勤部卫生部药品仪器检验所 | One kind urine kinematic analysis instrument pressure parameter calibration method |
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