CN204650906U - A kind of salty damp experimental tank - Google Patents
A kind of salty damp experimental tank Download PDFInfo
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- CN204650906U CN204650906U CN201520263631.2U CN201520263631U CN204650906U CN 204650906 U CN204650906 U CN 204650906U CN 201520263631 U CN201520263631 U CN 201520263631U CN 204650906 U CN204650906 U CN 204650906U
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Abstract
The utility model discloses a kind of salty damp experimental tank, comprise cell body, salt water pond, emergency gate, fresh-water pool, high salt concentration pond, allotment pond, aimed concn brine pit and low concentration of salt Water Sproading pond, cell body arranges multiple first salinity instrument and the first water-level gauge along its length, and fresh-water pool and high salt concentration pond are respectively arranged with the first water pump and the second water pump; Allotment is provided with the second salinity instrument and the 3rd water pump in pond; The salt solution of the Pass Test concentration requirement in it is then input to the tail region in salt water pond by aimed concn pond by the 4th water pump, the sidewall in salt water pond zone position before corresponding dark in the middle part of it is provided with adjustable for height overfall dam, the shallow proparea in salt water pond is provided with the second water-level gauge, and the first salinity instrument, the first water-level gauge, the second water-level gauge, the first water pump, the second water pump, the second salinity instrument, the 3rd water pump, the 4th water pump are connected with control system Electricity Federation.The utility model can realize simulating research work to salty damp formation mechenism.
Description
Technical field
The utility model relates to a kind of salty damp experimental tank of simulating estuary coast.
Background technology
Hekou Area fresh water is mainly derived from river course, low water season, the phenomenon that there will be inwelling (i.e. salty tide) because the river course fresh water water yield is less, inwelling cannot obtain standard compliant water from river course by making the intake in river course (intake as waterworks), affects the supply of domestic water; Meanwhile, inwelling also can impact the ecologic environment in this region, and therefore, the preventing and controlling of salty tide are quite important.
Carry out salty tide control first to study salty damp formation mechenism, at present, carrying out research by simulation test to the formation mechenism of salty tide is the most simple and effective way, and the design of experimental tank directly affects experimental study.
Summary of the invention
The purpose of this utility model is to provide a kind of salty damp experimental tank, and it can simulate the salty damp formation mechenism of research.
The salty damp experimental tank of one described in the utility model, the salt water pond comprising cell body and be connected with the water delivering orifice being positioned at cell body downstream, cell body arranges the salinity of multiple water detected in cell body and the first salinity instrument of water level and the first water-level gauge along its length, the water outlet of cell body is provided with emergency gate, by the connection between emergency gate control cell body and salt water pond and isolation, the outside in described salt water pond is provided with fresh-water pool, high salt concentration pond, allotment pond, aimed concn brine pit and low concentration of salt Water Sproading pond, wherein, fresh-water pool and high salt concentration pond are respectively arranged with the first water pump and the second water pump that the fresh water in it and the input of high concentration salt solution can be allocated pond, allotment is provided with the second salinity instrument in pond, and by the 3rd water pump by the salt solution of the Pass Test concentration requirement in it input aimed concn pond, the salt solution of the Pass Test concentration requirement in it is then input to the tail region in salt water pond by aimed concn pond by the 4th water pump, the sidewall in salt water pond zone position before corresponding dark in the middle part of it is provided with adjustable for height overfall dam, when water level in salt water pond is higher than overfall dam, the water in salt water pond enters low concentration of salt Water Sproading pond by overfall dam, the shallow proparea in salt water pond is provided with the second water-level gauge, the first described salinity instrument, first water-level gauge, second water-level gauge, first water pump, second water pump, second salinity instrument, 3rd water pump, 4th water pump is connected with control system Electricity Federation.
Salty damp experimental tank described in the utility model, during simulation test, first toward the fresh water of the upstream injection scheduled volume of cell body, injection rate IR is controlled by flowmeter, simultaneously, by the 4th water pump, the salt solution of the Pass Test concentration requirement in aimed concn pond is input to the tail region in salt water pond, makes the water lev el control in salt water pond at predetermined mean water; Then, open the gate of water outlet, now, salt solution in salt water pond passes up to cell body with the form of salt wedge, treat that salt wedge traces back the middle part to test observation section, control system controls the transporting velocity of the 4th water pump to control the water level (when controlling the transporting velocity of the 4th water pump, also needing the flooding velocity examining overfall dam) in salt water pond according to predetermined tide curve; Subsequently, except periodically retreating along with the fluctuation of salt water pool water level, meanwhile, also there is different motions because tidal range size is different with salt wedge initial position in Xian Jie position; After so repeating multiple (being generally 2-10) Tidal period, salty boundary moving range is stablized, record the Xian Jie position of rise rest and the moment that falls to having a rest, and open real-time flow rate and Salinity Data capture program, finally flow velocity and Salinity Data are analyzed, thus realize simulating research work to salty damp formation mechenism.
Accompanying drawing explanation
Fig. 1 is vertical view of the present utility model.
Fig. 2 is the enlarged detail of the part A of Fig. 1.
Embodiment
As Fig. 1, shown in Fig. 2, the salty damp experimental tank of described one, the salt water pond 2 comprising long and narrow cell body 1 and be connected with the water delivering orifice being positioned at cell body 1 downstream, cell body 1 arranges the salinity of multiple water detected in cell body and the first salinity instrument 11 and the first water-level gauge 12 of water level along its length, the water outlet of cell body 1 is provided with emergency gate 13, connection between cell body 1 and salt water pond 2 and isolation can be controlled by emergency gate 13, the outside in described salt water pond 2 is provided with fresh-water pool 3, high salt concentration pond 4, allotment pond 5, aimed concn brine pit 6 and low concentration of salt Water Sproading pond 7, wherein, fresh-water pool 3 and high salt concentration pond 4 are respectively arranged with the first water pump 31 and the second water pump 41 fresh water in it and the input of high concentration salt solution can being allocated pond 5, allotment is provided with the second salinity instrument 52 in pond 5, and by the 3rd water pump 51 by the salt solution of the Pass Test concentration requirement in it input aimed concn pond 6, the salt solution of the Pass Test concentration requirement in it is then input to the tail region 23 in salt water pond 2 by aimed concn pond 6 by the 4th water pump 61, the sidewall in salt water pond 2 is provided with adjustable for height overfall dam in corresponding position, dark proparea 22 in the middle part of it, and (overfall dam can be liftable flashboard, do not represent in figure), during the dam facing of the water level in salt water pond 2 higher than overfall dam, the water in salt water pond 2 enters low concentration of salt Water Sproading pond 7 by overfall dam, cell body 1 can be flowed on the one hand in salt water pond 2 and the fresh water being in top layer due to density difference discharges salt water pond 2 to keep the concentration Pass Test requirement in salt water pond, on the other hand, the water level in adjustable salt water pond 2, the shallow proparea 21 in salt water pond 2 is provided with the second water-level gauge 24, the first described salinity instrument 11, first water-level gauge 12, second water-level gauge 24, first water pump 31, second water pump 41, second salinity instrument 52, the 3rd water pump 51, the 4th water pump 61 are connected with control system 8 Electricity Federation, control system 8 can according to the salinity of the water in allotment pond 5, control first water pump 31 in fresh-water pool 3 and high salt concentration pond 4 and the input quantity in the second water pump 41 input allotment pond 5 respectively, to control the concentration Pass Test concentration requirement of the salt solution allocated in pond 5, stirring pump (not shown) is then provided with in aimed concn pond 6, the brine recycling flowing in aimed concn pond is driven to ensure that the brine concentration in it is stablized by stirring pump, the water level information that control system 8 can detect according to the level switch 24 in salt water pond 2, controls the speed that the 4th water pump 61 inputs the salt solution in salt water pond 2.
The spilling water height of overfall dam is adjusted before test, during test, first toward the fresh water of the upstream injection scheduled volume of cell body 1, injection rate IR is controlled by flowmeter (not shown), simultaneously, by the 4th water pump 61, the salt solution of the Pass Test concentration requirement in aimed concn pond 6 is input to the tail region 23 in salt water pond 2, makes the water lev el control in salt water pond 2 at predetermined mean water; Then, open the gate 13 of water outlet, now, salt solution in salt water pond 2 passes up to cell body 1 with the form of salt wedge, treat that salt wedge traces back the middle part to test observation section, control system 8 controls the transporting velocity of the 4th water pump 61 to control the water level (when controlling the transporting velocity of the 4th water pump 61, also needing the flooding velocity examining overfall dam) in salt water pond 2 according to predetermined tide curve; Subsequently, except periodically retreating along with salt water pond 2 fluctuation in stage, meanwhile, also there is different motions because tidal range size is different with salt wedge initial position in Xian Jie position; After so repeating multiple (being generally 2-10) Tidal period, salty boundary moving range is stablized, record the Xian Jie position of rise rest and the moment that falls to having a rest, and open real-time flow rate and Salinity Data capture program, finally flow velocity and Salinity Data are analyzed, thus realize simulating research work to salty damp formation mechenism.
Described low concentration of salt Water Sproading pond 7 is provided with the 5th water pump 71 low concentration salt solution in it being input to allotment pond 5, the 5th described water pump 71 electrically connects with control system 8, if desired, control system 8 controls the 5th water pump 71 and low concentration salt solution is input to the salt solution that allotment pond 5 participates in allocating Pass Test concentration requirement from low concentration of salt Water Sproading pond 7, recycles the low concentration salt solution flowed out from brine pit 2.
In order to reduce the length space pressure in simulation test place, described cell body 1 is provided with dividing plate 9, by this dividing plate 9 by the runner of cell body 1 every " U " shape.
Claims (2)
1. a salty damp experimental tank, the salt water pond comprising cell body and be connected with the water delivering orifice being positioned at cell body downstream, cell body arranges the salinity of multiple water detected in cell body and the first salinity instrument of water level and the first water-level gauge along its length, the water outlet of cell body is provided with emergency gate, by the connection between emergency gate control cell body and salt water pond and isolation, it is characterized in that: the outside in described salt water pond is provided with fresh-water pool, high salt concentration pond, allotment pond, aimed concn brine pit and low concentration of salt Water Sproading pond, wherein, fresh-water pool and high salt concentration pond are respectively arranged with the first water pump and the second water pump that the fresh water in it and the input of high concentration salt solution can be allocated pond, allotment is provided with the second salinity instrument in pond, and by the 3rd water pump by the salt solution of the Pass Test concentration requirement in it input aimed concn pond, the salt solution of the Pass Test concentration requirement in it is then input to the tail region in salt water pond by aimed concn pond by the 4th water pump, the sidewall in salt water pond zone position before corresponding dark in the middle part of it is provided with adjustable for height overfall dam, when water level in salt water pond is higher than overfall dam, the water in salt water pond enters low concentration of salt Water Sproading pond by overfall dam, the shallow proparea in salt water pond is provided with the second water-level gauge, the first described salinity instrument, first water-level gauge, second water-level gauge, first water pump, second water pump, second salinity instrument, 3rd water pump and the 4th water pump are connected with control system Electricity Federation.
2. salty damp experimental tank according to claim 1, is characterized in that: low concentration of salt Water Sproading pond is provided with the 5th water pump low concentration salt solution in it being input to allotment pond, and the 5th described water pump and control system electrically connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263631.2U CN204650906U (en) | 2015-04-28 | 2015-04-28 | A kind of salty damp experimental tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263631.2U CN204650906U (en) | 2015-04-28 | 2015-04-28 | A kind of salty damp experimental tank |
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| CN204650906U true CN204650906U (en) | 2015-09-16 |
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| CN201520263631.2U Expired - Fee Related CN204650906U (en) | 2015-04-28 | 2015-04-28 | A kind of salty damp experimental tank |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106228885A (en) * | 2016-06-30 | 2016-12-14 | 珠江水利委员会珠江水利科学研究院 | The demonstration equipment of salt wedge motion |
| CN107059762A (en) * | 2017-06-20 | 2017-08-18 | 珠江水利委员会珠江水利科学研究院 | A kind of riverbed face salt water wedge traces back restraining device |
| CN109506891A (en) * | 2019-01-14 | 2019-03-22 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of sink and its test technology process for simulating fresh and salt water mixing |
| CN109723026A (en) * | 2019-01-14 | 2019-05-07 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of salt water sink of tide simulation reversing current |
-
2015
- 2015-04-28 CN CN201520263631.2U patent/CN204650906U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106228885A (en) * | 2016-06-30 | 2016-12-14 | 珠江水利委员会珠江水利科学研究院 | The demonstration equipment of salt wedge motion |
| CN107059762A (en) * | 2017-06-20 | 2017-08-18 | 珠江水利委员会珠江水利科学研究院 | A kind of riverbed face salt water wedge traces back restraining device |
| CN107059762B (en) * | 2017-06-20 | 2023-03-10 | 珠江水利委员会珠江水利科学研究院 | Riverbed surface salt water wedge upward tracing inhibition device |
| CN109506891A (en) * | 2019-01-14 | 2019-03-22 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of sink and its test technology process for simulating fresh and salt water mixing |
| CN109723026A (en) * | 2019-01-14 | 2019-05-07 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of salt water sink of tide simulation reversing current |
| CN109506891B (en) * | 2019-01-14 | 2021-03-26 | 水利部交通运输部国家能源局南京水利科学研究院 | Water tank for simulating mixing of salt and fresh water and test process flow thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160428 |