CN110823511A - Test pool wave-absorbing energy-absorbing device - Google Patents
Test pool wave-absorbing energy-absorbing device Download PDFInfo
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- CN110823511A CN110823511A CN201911081751.XA CN201911081751A CN110823511A CN 110823511 A CN110823511 A CN 110823511A CN 201911081751 A CN201911081751 A CN 201911081751A CN 110823511 A CN110823511 A CN 110823511A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
Abstract
Test pond wave absorption energy-absorbing device belongs to test pond wave absorption energy-absorbing technical field. The device includes wave energy recovery unit, the energy storage water tank, make the ripples device, it retrieves the energy of the wave after the experiment in experimental pond finishes, and be used for making the ripples next time with this partial energy storage, energy recovery in the wave energy recovery unit will test the pond residual wave and store in the water tank, when needs carry out next round of wave making, the energy that can directly use storage in the water tank makes the ripples, liquid drive makes the ripples device and retrieves this energy of retrieving, the recovery of wave energy, store and use all realize through the outside liquid cycle in experimental pond, set up the auxiliary liquid pump system in addition and be used for carrying out loss compensation and input energy adjustment. The device can be used for recovering the energy of the residual wave of the test water tank and producing the wave next time, and energy can be saved.
Description
Technical Field
The invention belongs to the technical field of test pool wave absorption and energy absorption, and particularly relates to a test pool wave absorption and energy absorption device.
Background
The wave making machine is common equipment in a test water tank, has the function of simulating and reproducing common wave phenomena in natural water bodies, and is indispensable key equipment for carrying out wave resistance tests on marine structures such as ships, ocean platforms and the like. However, in actual use, after one wave resistance test is finished, waves still exist on the water surface of the test water tank, a series of wave resistance tests are not established under the same wave parameter, the wave parameters need to be changed to perform another group of tests under different wave parameters, in order to avoid that the residual waves of the water tank bring adverse effects on the next group of wave resistance tests with the changed wave parameters, the next round of wave generation is performed after the water surface of the test water tank is calm, in order to reduce the waiting time, the existing test water tank usually adopts a mode of arranging a wave dissipation dike at one end of the water tank to accelerate the dissipation of the residual waves, but on one hand, the wave dissipation dike occupies the space of the test water tank, and on the other hand, the use of the wave dissipation dike means the energy loss of the residual waves, and the energy conservation of the whole test water tank is unfavorable. Therefore, the development of the test pool wave-absorbing and energy-absorbing device for recovering the residual wave of the pool and using the recovered energy for wave generation is very important for energy conservation and consumption reduction of test pool equipment.
Disclosure of Invention
The invention aims to provide a wave energy absorption device for a test pool, which combines a wave energy recovery device and a wave generating device, can collect residual waves after the test of the test pool is finished, recovers the recovered energy by using the liquid-driven wave generating device, and realizes the recovery, storage and use of the wave energy through the liquid circulation outside the test pool.
The purpose of the invention is realized as follows:
the test pool wave-absorbing energy-absorbing device comprises a wave energy recovery device, an energy storage water tank and a wave generating device; the wave energy recovery device comprises a floater 1, a lever 2, a lever rotating shaft 3, a first connecting rod 4, a piston pump piston 5, a piston pump cylinder body 6, a piston pump water outlet pipe 7, a piston pump water inlet pipe 8, a piston pump water outlet 9 and a piston pump water inlet 10, wherein the floater 1 is arranged at the free liquid level position of a test pool, the floater 1 is connected with the lever 2 through the lever rotating shaft 3, the lever 2 is connected with the first connecting rod 4, the first connecting rod 4 is connected with the piston pump piston 5, the piston pump water outlet 9 and the piston pump water inlet 10 are positioned at the lower part of the piston pump cylinder body 6, the piston pump water outlet 9 is connected with one end of the piston pump water outlet pipe 7, the piston pump water inlet 10 is connected with one end of the piston pump water inlet pipe 8, and; the energy storage water tank comprises an upper water tank 11, an upper water tank outlet pipe 12, an upper water tank vent pipe 13, a middle water tank 14, a middle water tank outlet pipe 15, a middle water tank water outlet control valve 16, a lower water tank 17, an auxiliary water replenishing pipe 18 and an auxiliary water pump 19, wherein the upper part of the upper water tank 11 is provided with the auxiliary water replenishing pipe 18 and a piston pump outlet pipe 7, the lower part of the upper water tank 11 is provided with the upper water tank outlet pipe 12 and the upper water tank vent pipe 13, the lower ends of the upper water tank outlet pipe 12 and the upper water tank vent pipe 13 are positioned at the free liquid level of the middle water tank 14, the middle water tank outlet pipe 15 is positioned at the lower part of the middle water tank 14, the middle water tank water outlet control valve 16 is arranged on the middle water tank outlet pipe 15, the lower water tank 17 is positioned below the; the wave generating device comprises a driving hydraulic cylinder 20, a driving hydraulic cylinder water outlet valve 21, a driving hydraulic cylinder spring 22, a spring support seat 23, a driving hydraulic cylinder push rod 24, a second connecting rod 25, a wave generating plate 26 and a wave generating plate rotating shaft 27, wherein the driving hydraulic cylinder 20 is connected with the reclaimed water tank water outlet pipe 15, the driving hydraulic cylinder water outlet valve 21 is positioned at the lower part of the driving hydraulic cylinder 20, the driving hydraulic cylinder spring 22 is positioned on the spring support seat 23, one end of the wave generating plate 26 is connected with the second connecting rod 25, and the other end of the wave generating plate is connected with the wave generating plate rotating shaft 27.
The water outlet 9 of the piston pump can only discharge water in one direction, and the water inlet 10 of the piston pump can only enter water in one direction.
The upper water tank 11 is a closed tank body and is used for storing water output by the water outlet pipe 7 of the piston pump.
The upper water tank vent pipe 13 is positioned on one side of the upper water tank outlet pipe 12, the lower end of the upper water tank vent pipe is flush with the upper water tank outlet pipe 12, the upper end of the upper water tank vent pipe is higher than the water surface of the upper water tank 11 and is used for introducing air into the upper water tank 11, the lower ends of the upper water tank outlet pipe 12 and the upper water tank vent pipe 13 are positioned at the free liquid level of the middle water tank 14, and the free liquid level in the open middle water tank 14 can be kept at a constant position through the cooperation of the closed upper water tank 11, the upper water tank outlet pipe.
The invention has the beneficial effects that:
the invention recovers the energy of the waves after the test of the test water pool is finished, and stores the energy for the next wave generation, thereby saving energy and being beneficial to the energy conservation and consumption reduction of the test water pool equipment; meanwhile, the device is provided with an auxiliary liquid pump system for loss compensation and input energy adjustment, so that the problems that energy loss exists in the test process, the energy recovery process and the liquid circulation process and the input energy required by different wave resistance tests is unequal are solved.
Drawings
FIG. 1 is a front isometric view of a test pool wave-absorbing energy-absorbing device;
FIG. 2 is a left side view of the test pool wave absorption and energy absorption device;
FIG. 3 is a right side view of the test pool wave absorption and energy absorption device;
fig. 4 is a front view of an energy storage pool.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
description of reference numerals: the device comprises a floater 1, a lever 2, a lever rotating shaft 3, a first connecting rod 4, a piston pump piston 5, a piston pump cylinder body 6, a piston pump water outlet pipe 7, a piston pump water inlet pipe 8, a piston pump water outlet 9, a piston pump water inlet 10, an upper water tank 11, an upper water tank water outlet pipe 12, an upper water tank vent pipe 13, a middle water tank 14, a middle water tank water outlet pipe 15, a middle water tank water outlet control valve 16, a lower water tank 17, an auxiliary water replenishing pipe 18, an auxiliary water pump 19, a driving hydraulic cylinder 20, a driving hydraulic cylinder water outlet valve 21, a driving hydraulic cylinder spring 22, a spring supporting seat 23, a driving hydraulic cylinder push rod 24, a second connecting rod 25, a wave making plate 26 and a.
The wave energy recovery device recovers the energy of waves after a test water tank is tested, stores the energy for next wave generation, and comprises the wave energy recovery device, the water tank and the wave generation device, wherein the wave energy recovery device recovers the energy in the residual waves of the test water tank and stores the energy in the water tank, and the energy stored in the water tank can be directly used for wave generation when the next wave generation is needed. The device can be used for recovering the energy of the residual wave of the test water tank and producing the wave next time, and energy can be saved. The method recovers the residual wave energy after the wave resistance test of the test water tank, and uses the recovered energy for a new wave generation; the medium for storing energy is water, and the energy obtained by recovering residual waves is stored in the form of gravitational potential energy of water; an energy supplementing device is independently arranged, and energy is supplemented to the system by filling water into a water tank at a high position; the wave-making energy is completely from the gravitational potential energy of water; the energy recovery and wave generation system is isolated from the water in the test pool.
The wave energy recovery device is used for energy recovery, the energy storage water tank is used for energy storage and output energy adjustment, and the wave generating device is used for generating waves. The wave energy recovery device obtains energy from the experimental water tank and converts the energy into gravitational potential energy of liquid in the energy storage water tank, but the liquid in the energy storage water tank is completely isolated from the experimental water tank, and the liquid in the whole energy absorption-energy storage-energy release process is isolated from the experimental water tank and circulates independently.
1) The wave energy recovery device comprises a floater 1, a lever 2, a lever rotating shaft 3, a connecting rod 4, a piston pump piston 5, a piston pump cylinder body 6, a piston pump water outlet pipe 7, a piston pump water inlet pipe 8, a piston pump water outlet 9 and a piston pump water inlet 10, wherein the floater 1 is arranged at the free liquid level position of a test water pool, can rotate around the lever rotating shaft 3 under the drive of waves, the rotation is transmitted to the connecting rod 4 through the lever 2 and is transmitted to the piston pump piston 5 through the connecting rod 4, the piston pump water outlet 9 can only discharge water in one direction, the piston pump water inlet 10 can only enter water in one direction, therefore, the piston pump piston 5 and the piston pump cylinder body 6 do relative motion under the drive of the connecting rod 4, and the relative motion continuously pumps external circulation liquid from a lower water tank 17 to an upper water tank 11.
2) The water storage device comprises an upper water tank 11 of the energy storage water tank, an upper water tank outlet pipe 12, an upper water tank vent pipe 13, a middle water tank 14, a middle water tank outlet pipe 15, a middle water tank water outlet control valve 16, a lower water tank 17, an auxiliary water replenishing pipe 18 and an auxiliary water pump 19, wherein the upper water tank 11 is a closed tank body and is used for storing water output by a piston pump water outlet pipe 7, the lower part of the water tank is provided with an upper water tank outlet pipe 12 and an upper water tank vent pipe 13, the upper water tank outlet pipe 12 is used for conveying water to a middle water tank 14, the upper water tank vent pipe 13 is positioned at one side of the upper water tank outlet pipe 12, the lower end of the upper water tank is flush with the water outlet pipe 12 of the upper water tank, the upper end of the upper water tank is higher than the water surface of the upper water tank 11 and is used for introducing air into the upper water tank 11, the lower ends of the upper water tank water outlet pipe 12 and the upper water tank vent pipe 13 are positioned at the free liquid level of the middle water tank 14, and the free liquid level in the open middle water tank 14 can be kept at a constant position through the matching of the closed upper water tank 11, the upper water tank water outlet pipe 12 and the upper water tank vent. The outlet pipe 15 of the reclaimed water tank is used for delivering water to the wave generating system, the reclaimed water tank outlet control valve 16 is used for controlling the water flow of the outlet pipe 15 of the reclaimed water tank, and the open sewer tank 17 is used for temporarily storing and recovering the water flowing through the wave generating system. In the practical use of the test water tank, because the loss of waves and the loss of the wave energy recovery device exist, the energy input into the water tank by the wave generation device is certainly larger than the energy recovered from the test water tank by the wave energy recovery device, meanwhile, the wave parameters required by different wave-resistant experiments are different, and the wave energy input into the water tank is also different, so that the auxiliary water replenishing pipe 18 and the auxiliary water pump 19 are arranged simultaneously to supplement the water in the upper water tank 11 by using external energy.
3) The wave generating device comprises a driving hydraulic cylinder 20, a driving hydraulic cylinder water outlet valve 21, a driving hydraulic cylinder spring 22, a spring support seat 23, a driving hydraulic cylinder push rod 24, a connecting rod 25, a wave generating plate 26 and a wave generating plate rotating shaft 27, wherein the driving hydraulic cylinder 20 is connected with a reclaimed water tank water outlet pipe 15, after the reclaimed water tank water outlet control valve 16 is opened, water in a reclaimed water tank 14 can enter the driving hydraulic cylinder 20 and push the driving hydraulic cylinder push rod 24 to move, so that the driving hydraulic cylinder spring 22 is compressed, and the connecting rod 25 pushes the wave generating plate 26 to rotate around the wave generating plate rotating shaft 27. The 4 driving hydraulic cylinder water outlet valves 21 are used for adjusting the compression length of the driving hydraulic cylinder spring 22, when the driving hydraulic cylinder water outlet valve 21 is opened, water in the driving hydraulic cylinder 20 flows out of the driving hydraulic cylinder water outlet valve 21 and enters the lower water tank 17, meanwhile, the length of the driving hydraulic cylinder spring 22 is recovered, the driving hydraulic cylinder push rod 24 moves in the reverse direction, and the connecting rod 25 and the wave making plate 26 move in the reverse direction.
With reference to fig. 1, 2, 3 and 4, the concrete implementation of the test pool wave-absorbing energy-absorbing device is as follows:
1) in the initial residual wave eliminating stage, the floater 1 moves up and down under the action of waves, the lever 2 and the connecting rod 4 drive the piston pump piston 5 to move up and down, water is continuously pumped out of the lower water tank 17 and reaches the upper water tank 11 through the piston pump water outlet pipe 7 because the piston pump water outlet 9 can only discharge water in one direction and the piston pump water inlet 10 can only enter water in one direction.
2) When wave making is needed, the floater 1 and the lever 2 are locked, the middle water tank water outlet control valve 16 is opened, water flows out from the middle water tank 14 and reaches the driving hydraulic cylinder 20 through the middle water tank water outlet pipe 15, the driving hydraulic cylinder push rod 24 is pushed as the water pressure in the driving hydraulic cylinder 20 is larger than the elastic force of the driving hydraulic cylinder spring 22, the movement is transmitted to the wave making plate 26 through the connecting rod 25 to move around the wave making plate rotating shaft 27, when the driving hydraulic cylinder water outlet valve 21 is opened, the water in the driving hydraulic cylinder 20 flows out, the driving hydraulic cylinder push rod 24 returns to the initial position under the action of the driving hydraulic cylinder spring 22, and as the driving hydraulic cylinder spring 22 is reset and the driving hydraulic cylinder water outlet valve 21 is closed, the elastic force of the driving hydraulic cylinder spring 22 is smaller than the water pressure in the driving hydraulic cylinder 20, and the driving hydraulic cylinder push rod 24 is pushed again. The water flowing out through the drive cylinder outlet valve 21 enters the lower tank 17.
3) When the water in the energy storage water tank is not enough to support the next wave making due to energy loss or wave making parameter change, the auxiliary water pump 19 is started, and the auxiliary water pump 19 can pump the water in the lower water tank 17 into the upper water tank 11 through the auxiliary water replenishing pipe 18 under the action of external energy, so that the water in the energy storage water tank is enough to support the next wave making.
Claims (4)
1. Test pond wave absorption energy-absorbing device, its characterized in that: the wave energy recovery device comprises a wave energy recovery device, an energy storage water tank and a wave generating device; the wave energy recovery device comprises a floater (1), a lever (2), a lever rotating shaft (3), a first connecting rod (4), a piston pump piston (5), a piston pump cylinder body (6), a piston pump water outlet pipe (7), a piston pump water inlet pipe (8), a piston pump water outlet (9) and a piston pump water inlet (10), the device is characterized in that the floater (1) is arranged at the free liquid level position of a test pool, the floater (1) is connected with a lever (2) through a lever rotating shaft (3), the lever (2) is connected with a first connecting rod (4), the first connecting rod (4) is connected with a piston pump piston (5), a piston pump water outlet (9) and a piston pump water inlet (10) are positioned at the lower part of a piston pump cylinder body (6), the piston pump water outlet (9) is connected with one end of a piston pump water outlet pipe (7), the piston pump water inlet (10) is connected with one end of a piston pump water inlet pipe (8), and the other end of the piston pump water inlet pipe (8) is connected with a lower water tank (17); the energy storage water tank comprises an upper water tank (11), an upper water tank water outlet pipe (12), an upper water tank vent pipe (13), a middle water tank (14), a middle water tank water outlet pipe (15), a middle water tank water outlet control valve (16), a lower water tank (17), an auxiliary water replenishing pipe (18) and an auxiliary water pump (19), wherein the upper part of the upper water tank (11) is provided with the auxiliary water replenishing pipe (18) and a piston pump water outlet pipe (7), the lower part of the upper water tank (11) is provided with the upper water tank water outlet pipe (12) and the upper water tank vent pipe (13), the lower ends of the upper water tank water outlet pipe (12) and the upper water tank vent pipe (13) are positioned at the free liquid level of the middle water tank (14), the middle water tank water outlet pipe (15) is positioned at the lower part of the middle water tank (14), the middle water tank water outlet pipe (15) is provided with the middle water tank water outlet valve (16), the lower water tank (, the auxiliary water pump (19) is positioned on the auxiliary water replenishing pipe (18); the wave generating device comprises a driving hydraulic cylinder (20), a driving hydraulic cylinder water outlet valve (21), a driving hydraulic cylinder spring (22), a spring support seat (23), a driving hydraulic cylinder push rod (24), a second connecting rod (25), a wave generating plate (26) and a wave generating plate rotating shaft (27), wherein the driving hydraulic cylinder (20) is connected with a water outlet pipe (15) of the reclaimed water tank, the driving hydraulic cylinder water outlet valve (21) is located on the lower portion of the driving hydraulic cylinder (20), the driving hydraulic cylinder spring (22) is located on the spring support seat (23), one end of the wave generating plate (26) is connected with the second connecting rod (25), and the other end of the wave generating plate rotating shaft (27) is connected with the other end of the wave.
2. The test pool wave absorption and energy absorption device of claim 1, wherein: the water outlet (9) of the piston pump can only discharge water in one direction, and the water inlet (10) of the piston pump can only enter water in one direction.
3. The test pool wave absorption and energy absorption device of claim 1, wherein: the upper water tank (11) is a closed tank body and is used for storing water output by the water outlet pipe (7) of the piston pump.
4. The test pool wave absorption and energy absorption device of claim 1, wherein: the upper water tank air pipe (13) is positioned on one side of the upper water tank water outlet pipe (12), the lower end of the upper water tank air pipe is flush with the upper water tank water outlet pipe (12), the upper end of the upper water tank air pipe is higher than the water surface of the upper water tank (11) and used for introducing air into the upper water tank (11), the lower ends of the upper water tank water outlet pipe (12) and the upper water tank air pipe (13) are positioned at the free liquid level of the middle water tank (14), and the free liquid level in the open middle water tank (14) can be kept at a constant position through the matching of the closed upper water tank (11), the upper water tank water outlet pipe (12) and.
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| CN201911081751.XA CN110823511B (en) | 2019-11-07 | 2019-11-07 | Test pool wave-absorbing energy-absorbing device |
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Cited By (1)
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| CN111501656A (en) * | 2020-04-20 | 2020-08-07 | 水利部交通运输部国家能源局南京水利科学研究院 | Hydrodynamic lifting device based on water pump jet flow, performance testing method thereof and application of hydrodynamic lifting device in water quality lifting |
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| CN110823511B (en) | 2021-03-30 |
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