CN203502324U - Durability test device for simulating ocean tide effect in artificial environment - Google Patents
Durability test device for simulating ocean tide effect in artificial environment Download PDFInfo
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- CN203502324U CN203502324U CN201320494806.1U CN201320494806U CN203502324U CN 203502324 U CN203502324 U CN 203502324U CN 201320494806 U CN201320494806 U CN 201320494806U CN 203502324 U CN203502324 U CN 203502324U
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Abstract
The utility model discloses a durability test device for simulating an ocean tide effect in an artificial environment. The device comprises a tide control system, a temperature and humidity control system, an air blowing control system, a test box body and a controller, wherein the test box body is connected with the air blowing control system, the temperature and humidity control system and the tide control system; a corrosion water tank for storing a test piece is arranged in the test box body and is connected with a heat preservation salt water pond outside the test box body; the air blowing control system, the temperature and humidity control system and the tide control system are respectively connected with a PLC (programmable logic controller) control module in the controller. The durability test device has the beneficial effects that the tide effect can be automatically simulated and the environmental conditions in a tide process can be accurately controlled; the device is simple in structure, high in automation degree, strong in stability and good in durability, has a good user operation interface and completely adapts to simulation of the tide effects in different ocean environments.
Description
Technical field
The utility model relates to the durability test device of simulating oceanic tide effect in a kind of artificial environment.
Background technology
Reinforced concrete structure combines reinforcing bar and concrete advantage, is the first-selected pattern of civil engineering structure design.Ocean development in recent years is generally paid attention to, and reinforced concrete structure at sea production vessel, bridge spanning the sea is widely applied in building.Yet the reinforced concrete structure in marine environment can be subject to the erosion of villaumite, its endurance issues has become a global difficult problem gradually.There are some researches show, under marine environment condition the corresponding hazardous medium of tidal action regional structure concrete corrode the most serious, the therefore key using it as durability design of structure.
In the transmitting procedure of villaumite, vital effect has been played in storage and the migration of moisture in concrete.Tidal action makes top layer concrete have moisture convective region, and the convection current transmitting effect of moisture has accelerated etching medium greatly to the transmission speed in concrete.Marine environment difference is huge all over the world, even in areal, marine environment also can be with seasonal variations, change round the clock and change, be mainly reflected in the continuous variation of environment temperature, humidity and three important parameters of wind speed, these three factors are directly related with concrete surface moisture diffusion speed, affect the degree of depth of concrete moisture convective region, top layer.Will be in the permanance of testing reinforced concrete structure under desk research tidal action, the tidal action in simulating natural environment exactly, accurately controls artificial environment condition.
The Chinese utility model patent of the number of patent application 201020579952.0 of authorizing on May 25th, 2011 discloses a kind of eroding acceleration simulation test device for concrete chloride in seawater tide zone, this device can tide simulation effect, but can not apply artificial environment condition; The Chinese invention patent of the number of patent application 201010193132.2 of authorizing on November 21st, 2012 discloses for simulating the automatic test device of ocean tide environment, under the condition of tide simulation effect, increased blowing device, but what be blown into is the natural air outside test unit, and can not control humiture, wind speed is non-adjustable.
Summary of the invention
It is to control humiture, the nonadjustable problem of wind speed that the utility model cannot add artificial environment conditioned disjunction for current eroding acceleration simulation test device for concrete chloride in seawater tide zone existence, proposed a kind of stability high, simple in structure, can realize under different artificial environmental baselines and carry out robotization tidal action test unit, ocean tide environment is carried out simulating in effective simulated person's work environment to the durability test device of oceanic tide effect.
In artificial environment described in the utility model, simulate the durability test device of oceanic tide effect, it is characterized in that: comprise morning and evening tides control system, temperature and humidity control system, blowing control system, test casing and controller, described morning and evening tides control system comprises corrosion tank, brine pit, supplying drainage, tap water water inlet pipe, described corrosion tank is placed in described test casing, between described corrosion tank and brine pit, through supplying drainage, be connected, described corrosion tank arranges level sensor and first time level sensor on first, described brine pit inside arranges level sensor and second time level sensor on second, described tap water water inlet pipe is connected with described brine pit through the first solenoid valve, stretch into tap water water inlet pipe end in brine pit and be connected with the inner float switch arranging of brine pit, and the height of described float switch is greater than the height of level sensor on described second, on level sensor on the first described solenoid valve, described first, described first time level sensor, described second, level sensor is all connected with described controller with second time described level sensor,
Described temperature and humidity control system comprises Temperature Humidity Sensor, evaporator, air-conditioning system, the first blower fan, the first motor and above-mentioned tap water water inlet pipe, described tap water water inlet pipe is connected with described evaporator, described Temperature Humidity Sensor, evaporator, air-conditioning system, the first blower fan, the first motor is installed in the seal cavity on described test casing side, and described Temperature Humidity Sensor is positioned at the air outlet place of the first described blower fan, described seal cavity is communicated with the inner chamber of test casing by the hole of test casing, and the first described blower fan, the first described motor, described air-conditioning system, described evaporator is all connected with described controller with described Temperature Humidity Sensor,
Described blower system comprises blower, air velocity transducer, the second blower fan and the second motor, and the second blower fan and air velocity transducer are installed in described blower, the air outlet alignment test sample of described blower; Described air velocity transducer is connected with controller, and the described magnetic drive pump that draws water, described draining magnetic drive pump, the second described blower fan, the second described motor are connected with described controller by frequency converter.
Described controller is comprised of three PLC modules, by programming and connecting controller, controls respectively morning and evening tides control system, warm and humid control system and blowing control system.
Described blower system is set up two wind deflector supports, peg, wind deflector, being arranged on bottom described corrosion tank outside, chamber of wind deflector support symmetry described in two, described peg is fixed on described wind deflector support by height adjustment bolt; Described wind deflector horizontally suspends on the described peg being positioned at above blower air outlet, and described wind deflector suspension height is identical with corrosion tank coboundary.
Described chamber inside and outside wall adopts fiberglass (epoxy resin and glass fibre), middle insulation material adopts hard foamed urethanes, bottom adopts H section steel reinforcement, and sidewall is installed the anti-condensation organic glass observation window of heating, pressure-equalizing passageway, data detection signal line threading preformed hole.
How many described corrosion tank internal side wall, along draw-in groove is highly set, determines the installation site of level sensor on first according to test specimen; Described corrosion tank is highly installed level sensor in bottom first time far from bottom surface 5cm, and at test bottom half, first row water pipe and second row water pipe is set respectively.
The liquid level tube of the described external demonstration liquid level in brine pit bottom.
The insulation brine pit lid with pressure compensation opening is installed on described brine pit top, and bottom connects supplying drainage and the 3rd drainpipe.
The inside of described brine pit adopts SUS316L corrosion resistant plate, the outside fiberglass that adopts, and middle insulation material adopts hard foamed urethanes insulation.
Towards the hinged Warm keeping sheet with the identical material of test casing, uniform thickness on experimenter's described test casing, open the door.
Before on-test, test specimen is put into corrosion tank, according to the volume of the required salt solution of volume calculations of concrete sample volume and corrosion tank, close the manually-operated gate of first row water pipe and the 3rd drainpipe, pour load weighted solid salt into brine pit, according to control program operation control, manual unlocking the first solenoid valve, according to the size of required brine concentration and brine pit, determine the add liquid level of tap water in liquid level tube, and the upper level sensor in brine pit is fixed on to this height of water level, add complete first solenoid valve of closing of water; By manually opened the second solenoid valve that draws water magnetic drive pump and mate with the magnetic drive pump that draws water of controller (now, the 3rd closed electromagnetic valve of draining magnetic drive pump and control draining magnetic drive pump), manual-lock the second solenoid valve and the magnetic drive pump that draws water when the water level in brine pit drops to the lower level sensor in brine pit, according to the height of corrosion tank middle water level, level sensor on first is installed, wind deflector is installed subsequently in place; Test parameters is set on controller, parameter setting completed start-up routine; After program starts, air-conditioning system, the first motor and the first blower fan entry into service, evaporator, the second motor and the second blower fan do not turn round, in operational process, controller constantly obtains temperature signal from Temperature Humidity Sensor, adjust temperature in chamber until desired temperature, and keep stable, the salt solution in corrosion tank also can reach set temperature gradually; Run to after dry run, controller sends signal, the 3rd solenoid valve is opened, the entry into service of the magnetic drive pump of draining simultaneously, water level in corrosion tank drops to the height of first time level sensor, controller is from first level sensor picked up signal, draining magnetic drive pump shuts down, the 3rd closed electromagnetic valve simultaneously, now, (1) controller start from brine pit second on level sensor obtain signal, if water level is lower than level sensor on second, controller sends signal, and the first solenoid valve is opened, and tap water water inlet pipe adds water to brine pit; When water level rises to after the height of level sensor on second, controller level sensor from second obtains signal, closes the first solenoid valve, completes supplementing water bit motion; (2) evaporator operation, controller obtains the humidity value test casing from Temperature Humidity Sensor, and the humidity value of controlling in evaporator adjustment test casing reaches setting value, and the condensate water forming in temperature and humidity regulation process is discharged by second row water pipe; (3) second motors and the second blower fan bring into operation, and controller obtains wind velocity signal from air velocity transducer, and by frequency converter, change the rotating speed of the second motor, adjust wind speed to setting value; While running to dry end, controller sends signal, the second motor, the second fan evaporator shut down, the second solenoid valve is opened, the magnetic drive pump entry into service of simultaneously drawing water, when the water level in brine pit drops to the height of second time level sensor or the height of water level of corrosion in tank and reaches the height of level sensor on first, the second closed electromagnetic valve, the magnetic drive pump that simultaneously draws water shuts down; So, program repeat operation, reach set cycle index after equipment operation stop, the discarded salt solution in corrosion tank and brine pit is discharged by first row water pipe and the 3rd drainpipe respectively.
The beneficial effects of the utility model are: can the effect of automatic analog oceanic tide, accurately control time, the cycle index of dry run and immersion process, can automatically supplement the water evaporating in process of the test, and increase and add water conservation device, improve security; Realized the accurate control of artificial environment condition in tide analog process, especially realize environment temperature, humidity and the impact of wind speed on moisture drying speed in concrete surface dry run after accurately simulation ebb, make that whole process of the test is accurately controlled, environmental baseline can quantize; Blowing process apoplexy speed control system, aerial temperature and humidity control have been realized.By being set, artificial environment parameter can also realize permanance accelerated test; Device is simple, easy to operate, cheap, can really realize the controlled tidal action endurancing of environmental baseline.
Accompanying drawing explanation
Fig. 1 is structural framing figure of the present utility model.
Fig. 2 is the part-structure schematic diagram of the utility model test unit.
Fig. 3 is each assembly of the utility model and controller connection diagram.
Embodiment
Below in conjunction with accompanying drawing, further illustrate the utility model
With reference to accompanying drawing:
In embodiment 1 artificial environment described in the utility model, simulate the durability test device of oceanic tide effect, comprise morning and evening tides control system 1, temperature and humidity control system 2, blowing control system 3, test casing 4 and controller 5, described morning and evening tides control system 1 comprises corrosion tank 11, brine pit 12, supplying drainage 13, tap water water inlet pipe 14, described corrosion tank 11 is placed in described test casing 4, between described corrosion tank 11 and brine pit 12, through supplying drainage 13, be connected, described corrosion tank 11 arranges level sensor 111 and first time level sensor 112 on first, described brine pit 12 inside arrange level sensor 121 and second time level sensor 122 on second, described tap water water inlet pipe 14 is connected with described brine pit 12 through the first solenoid valve 141, stretch into tap water water inlet pipe 14 ends in brine pit 12 and be connected with the inner float switch 123 arranging of brine pit 12, and the height of described float switch 123 is greater than the height of level sensor 121 on described second, on level sensor 111 on the first described solenoid valve 141, described first, described first time level sensor 112, described second, level sensor 121 is all connected with described controller 5 with second time described level sensor 122,
Described temperature and humidity control system 2 comprises Temperature Humidity Sensor 21, evaporator 22, air-conditioning system 23, the first blower fan 24, the first motor 25 and above-mentioned tap water water inlet pipe 14, described tap water water inlet pipe 14 is connected with described evaporator 22, described Temperature Humidity Sensor 21, evaporator 22, air-conditioning system 23, the first blower fan 24, the first motor 25 is installed in the seal cavity on described test casing 4 sides, and described Temperature Humidity Sensor is positioned at the air outlet place of the first described blower fan, described seal cavity is communicated with the inner chamber of test casing by the hole of test casing, and the first described blower fan 24, the first described motor 25, described air-conditioning system 23, described evaporator 22 is all connected with described controller 5 with described Temperature Humidity Sensor 21,
Described blower system 3 comprises blower 31, air velocity transducer 32, the second blower fan 33 and the second motor 34, and the second blower fan 33 and air velocity transducer 32 are installed in described blower 31, the air outlet alignment test sample 6 of described blower 31; Described air velocity transducer 32 is connected with controller 5, and the second described blower fan 33, the second described motor 34 are connected with described controller 5 by frequency converter.
Described controller 5 is comprised of three PLC modules, by programming and connecting controller, controls respectively morning and evening tides control system 1, warm and humid control system 2 and blowing control system 3.
On described supplying drainage 13, be installed in parallel draw water magnetic drive pump 15 and draining magnetic drive pump 16, and described magnetic drive pump 15 configuration the second solenoid valves 151 that draw water, described draining magnetic drive pump 16 configuration the 3rd solenoid valves 161, the described magnetic drive pump 15 that draws water, described draining magnetic drive pump 16, the second described solenoid valve 151, the 3rd described solenoid valve 161 are all connected with described controller 5.
Described blower system 3 is set up two wind deflector supports 35, peg 36, wind deflector 37, wind deflector support 35 symmetries described in two be arranged on described corrosion tank 11 outsides, chamber 4 bottoms, described peg 36 is by being fixed on by height adjustment bolt 38 on described wind deflector support 35; Described wind deflector 37 horizontally suspends on described peg 36, and described wind deflector 37 suspension heights are identical with corrosion tank 11 coboundarys.
Described test casing 4 inside and outside walls adopt fiberglass (epoxy resin and glass fibre), middle insulation material adopts hard foamed urethanes, bottom adopts H shaped steel 41 to reinforce, and sidewall is installed the anti-condensation organic glass observation window 42 of heating, pressure-equalizing passageway 43, data detection signal line threading preformed hole 44.
How many described corrosion tank 11 internal side wall, along draw-in groove is highly set, determine the installation site of level sensor 111 on first according to test specimen; Described corrosion tank 11 is highly installed level sensor 112 in bottom first time far from bottom surface 5cm, and connects respectively first row water pipe 113 and second row water pipe 114 in test casing 4 bottoms.
The liquid level tube 124 of the described brine pit 12 external demonstration liquid levels in bottom.
The insulation brine pit lid 125 with pressure compensation opening 1251 is installed on described brine pit 12 tops, and bottom connects supplying drainage 13 and the 3rd drainpipe 126.
The inside of described brine pit 12 adopts SUS316L corrosion resistant plate, the outside fiberglass (epoxy resin and glass fibre) that adopts, the hard foamed urethanes insulation material of middle employing.
Towards the hinged Warm keeping sheet with the identical material of test casing, uniform thickness on experimenter's described test casing 4, open the door.
Embodiment 2 be take the test unit of embodiment 1 and is tested: test parameters is set on controller: 35 ℃ of environment temperatures, relative humidity as 70%, wind speed is 2m/s, morning and evening tides system is 9:00～21:00 immersion process, 21:00～9:00 dry run, circulates 60 times.Suppose to be now 9:00.Parameter setting completed start-up routine:
Before on-test, test specimen is put into corrosion tank 11, according to the volume of the required salt solution of volume calculations of concrete sample volume and corrosion tank 11, close the manually-operated gate of first row water pipe 113 and the 3rd drainpipe 126, pour load weighted solid salt into brine pit 12, according to control program operation control 5, manual unlocking the first solenoid valve 141, according to the size of required brine concentration and brine pit 12, determine the add liquid level of tap water in liquid level tube 124, and level sensor on second 121 is fixed on to this height of water level, add complete first solenoid valve 141 of closing of water, by manually opened the second solenoid valve 151(that draws water magnetic drive pump 15 and mate with the magnetic drive pump 15 that draws water of controller 5 now, the 3rd solenoid valve 161 of draining magnetic drive pump 16 and control draining magnetic drive pump 16 cuts out), manual-lock the second solenoid valve 151 and the magnetic drive pump 15 that draws water when the water level in brine pit 12 drops to second time level sensor 122, according to the height of corrosion tank 11 middle water levels, level sensor 111 on first is installed, wind deflector 37 is installed subsequently in place, on controller 5, test parameters is set, parameter setting completed start-up routine,
After program starts, air-conditioning system 23, the first motor 25 and the first blower fan 24 entrys into service, evaporator 22, the second motor 34 and the second blower fan 33 do not turn round, in operational process, controller 5 constantly obtains temperature signal from Temperature Humidity Sensor 21, temperature in adjustment chamber is until temperature reaches setting value, and maintenance is stable, and the salt solution in corrosion tank 11 also can reach set temperature gradually, run to 21:00, the 3rd solenoid valve 161 is opened, 16 entrys into service of the magnetic drive pump of draining simultaneously, water level in corrosion tank 11 drops to the height of first time level sensor 112, controller 5 is from first level sensor 112 picked up signal, draining magnetic drive pump 16 shuts down, the 3rd solenoid valve 161 cuts out simultaneously, now, (1) controller 5 start from brine pit 12 second on level sensor 121 obtain signal, if water level is lower than level sensor 121 on second, controller 5 sends signal, the first solenoid valve 141 is opened, tap water water inlet pipe 14 adds water to brine pit 12, when water level rises to after the height of level sensor 121 on second, controller 5 obtains the signal of level sensor 121 on second, closes the first solenoid valve 141, (2) evaporator 22 operations, controller 5 obtains the humidity value test casing 4 from Temperature Humidity Sensor 21, the humidity value of controlling in evaporator 22 adjustment test casings 4 reaches setting value, and the condensate water forming in temperature and humidity regulation process is discharged by second row water pipe 114, (3) second motors 34 and the second blower fan 33 bring into operation, and controller 5 obtains wind velocity signal from air velocity transducer 32, and by frequency converter, change the rotating speed of the second motor 34, adjust wind speed to setting value, run to 9:00, controller 5 sends signal, the second motor 34, the second blower fan 33 evaporators 22 shut down, the second solenoid valve 151 is opened, magnetic drive pump 15 entrys into service of simultaneously drawing water, when the water level in brine pit 12 drops to the height of second time level sensor 122 or the height of water level of corrosion in tank 11 and reaches the height of level sensor 111 on first, the second solenoid valve 151 cuts out, and the magnetic drive pump 15 that simultaneously draws water shuts down, so, program repeat operation, after 60 circulations, equipment operation stops, and the discarded salt solution in corrosion tank 11 and brine pit 12 is discharged by first row water pipe 113 and the 3rd drainpipe 126 respectively.
Content described in this instructions embodiment is only enumerating the way of realization of utility model design; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also comprises those skilled in the art's equivalent technologies means that design can be expected according to the utility model.
Claims (10)
1. in artificial environment, simulate the durability test device of oceanic tide effect, it is characterized in that: comprise morning and evening tides control system, temperature and humidity control system, blowing control system, test casing and controller, described morning and evening tides control system comprises corrosion tank, brine pit, supplying drainage, tap water water inlet pipe, described corrosion tank is placed in described test casing, between described corrosion tank and brine pit, through supplying drainage, be connected, described corrosion tank arranges level sensor and first time level sensor on first, described brine pit inside arranges level sensor and second time level sensor on second, described tap water water inlet pipe is connected with described brine pit through the first solenoid valve, stretch into tap water water inlet pipe end in brine pit and be connected with the inner float switch arranging of brine pit, and the height of described float switch is greater than the height of level sensor on described second, on level sensor on the first described solenoid valve, described first, described first time level sensor, described second, level sensor is all connected with described controller with second time described level sensor,
Described temperature and humidity control system comprises Temperature Humidity Sensor, evaporator, air-conditioning system, the first blower fan, the first motor and above-mentioned tap water water inlet pipe, described tap water water inlet pipe is connected with described evaporator, described Temperature Humidity Sensor, evaporator, air-conditioning system, the first blower fan, the first motor is installed in the seal cavity on described test casing side, and described Temperature Humidity Sensor is positioned at the air outlet place of the first described blower fan, described seal cavity is communicated with the inner chamber of test casing by the hole of test casing, and the first described blower fan, the first described motor, described air-conditioning system, described evaporator is all connected with described controller with described Temperature Humidity Sensor,
Described blower system comprises blower, air velocity transducer, the second blower fan and the second motor, and the second blower fan and air velocity transducer are installed in described blower, the air outlet alignment test sample of described blower; Described air velocity transducer is connected with controller, and the second described blower fan, the second described motor are connected with described controller by frequency converter.
2. in artificial environment as claimed in claim 1, simulate the durability test device of oceanic tide effect, it is characterized in that: described controller is comprised of three PLC modules, by programming and connecting controller, control respectively morning and evening tides control system, warm and humid control system and blowing control system.
3. in artificial environment as claimed in claim 2, simulate the durability test device of oceanic tide effect, it is characterized in that: on described supplying drainage, be installed in parallel draw water magnetic drive pump and draining magnetic drive pump, and the described magnetic drive pump that draws water configures the second solenoid valve, described draining magnetic drive pump configures the 3rd solenoid valve, and the described magnetic drive pump that draws water, described draining magnetic drive pump, the second described solenoid valve, the 3rd described solenoid valve are all connected with described controller.
4. in artificial environment as claimed in claim 3, simulate the durability test device of oceanic tide effect, it is characterized in that: described blower system is set up two wind deflector supports, peg, wind deflector, being arranged on bottom described corrosion tank outside, chamber of wind deflector support symmetry described in two, described peg is fixed on described wind deflector support by height adjustment bolt; Described wind deflector horizontally suspends on the described peg being positioned at above blower air outlet, and described wind deflector suspension height is identical with corrosion tank coboundary.
5. in artificial environment as claimed in claim 4, simulate the durability test device of oceanic tide effect, it is characterized in that: described chamber inside and outside wall adopts fiberglass (epoxy resin and glass fibre), middle insulation material adopts hard foamed urethanes, bottom adopts H section steel reinforcement, and sidewall is installed the anti-condensation organic glass observation window of heating, pressure-equalizing passageway, data detection signal line threading preformed hole.
6. in artificial environment as claimed in claim 5, simulate the durability test device of oceanic tide effect, it is characterized in that: how many described corrosion tank internal side wall, along draw-in groove is highly set, determines the installation site of level sensor on first according to test specimen; Described corrosion tank is highly installed level sensor in bottom first time far from bottom surface 5cm, and at test bottom half, first row water pipe and second row water pipe is set respectively.
7. in artificial environment as claimed in claim 6, simulate the durability test device of oceanic tide effect, it is characterized in that: the liquid level tube of the described external demonstration liquid level in brine pit bottom.
8. in artificial environment as claimed in claim 7, simulate the durability test device of oceanic tide effect, it is characterized in that: the insulation brine pit lid with pressure compensation opening is installed on described brine pit top, and bottom connects supplying drainage and the 3rd drainpipe.
9. in artificial environment as claimed in claim 8, simulate the durability test device of oceanic tide effect, it is characterized in that: the inside of described brine pit adopts SUS316L corrosion resistant plate, the outside fiberglass that adopts, middle insulation material adopts hard foamed urethanes insulation.
10. in artificial environment as claimed in claim 9, simulate the durability test device of oceanic tide effect, it is characterized in that: towards the hinged Warm keeping sheet with the identical material of test casing, uniform thickness on experimenter's described test casing, open the door.
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| CN201320494806.1U CN203502324U (en) | 2013-08-13 | 2013-08-13 | Durability test device for simulating ocean tide effect in artificial environment |
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| CN201320494806.1U CN203502324U (en) | 2013-08-13 | 2013-08-13 | Durability test device for simulating ocean tide effect in artificial environment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471983A (en) * | 2013-08-13 | 2013-12-25 | 浙江工业大学 | Durability test device for simulating ocean tidal action in artificial environment |
| CN109342302A (en) * | 2018-09-26 | 2019-02-15 | 张振东 | A kind of hydrospace detection job platform support construction corrosion resistance detection device |
-
2013
- 2013-08-13 CN CN201320494806.1U patent/CN203502324U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471983A (en) * | 2013-08-13 | 2013-12-25 | 浙江工业大学 | Durability test device for simulating ocean tidal action in artificial environment |
| CN103471983B (en) * | 2013-08-13 | 2016-04-13 | 浙江工业大学 | The durability test device of oceanic tide effect is simulated in artificial environment |
| CN109342302A (en) * | 2018-09-26 | 2019-02-15 | 张振东 | A kind of hydrospace detection job platform support construction corrosion resistance detection device |
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