CN112483476A - Deep seawater pumping device utilizing evaporation effect - Google Patents
Deep seawater pumping device utilizing evaporation effect Download PDFInfo
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- CN112483476A CN112483476A CN202011519845.3A CN202011519845A CN112483476A CN 112483476 A CN112483476 A CN 112483476A CN 202011519845 A CN202011519845 A CN 202011519845A CN 112483476 A CN112483476 A CN 112483476A
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- Prior art keywords
- deep
- water
- evaporation
- layer
- seawater
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F3/00—Pumps using negative pressure acting directly on the liquid to be pumped
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/54—Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
Abstract
The utility model provides an utilize deep sea water pump suction unit of evaporation effect, contains the buoyancy structure, sets up the superficial evaporation body based on porous water-absorbing material on the buoyancy structure, the lower part based on porous water-absorbing material absorbs water the body and deep to superficial water pipeline, the superficial evaporation body sets up above the sea surface and has the overhang portion that extends towards the horizontal direction, the lower part absorb water the upper end of the body with the lower extreme of superficial evaporation body links to each other, the lower part absorb water the lower extreme of the body with the upper end opening of deep to superficial water pipeline links to each other, deep to superficial water pipeline's lower extreme opening intercommunication sea water depth. The device can utilize evaporation to produce vertical sea water exchange, can utilize solar energy and wind energy evaporation for a long time to pump the deep and rich in the colder sea water of nutritive salt, transports it to the sea surface, increases the nutritive salt concentration of sea surface, reduces sea surface temperature, strengthens the vertical convection current of sea water simultaneously, improves the temperature and the oxygen content of deep sea water.
Description
Technical Field
The invention relates to mariculture, in particular to a deep seawater pumping device utilizing evaporation.
Background
Because of the layered structure in the ocean, the water exchange between the surface seawater and the deep seawater in the ocean is difficult, the sunlight rich temperature of the surface seawater is high, the oxygen content is high, and the nutrient salt concentration is low, so that the marine organism is a main living area of fishes, phytoplankton and the like; the deep seawater has low temperature and low oxygen content, but is rich in nutrient salts and other substances, and is a living area of benthic organisms such as scallops, oysters, corals and the like. In summer, the high sunlight radiation can cause the sea surface temperature to be overhigh, the survival of fishes and phytoplankton is influenced, and a cooling mode is needed to ensure the sea surface water temperature to be maintained in a proper range so as to ensure the breeding safety. Meanwhile, the sea surface seawater is generally lack of nutrient salt supply, and the deep seawater is rich in nutrient salt. Can carry oxygen to deep sea through air pump and pipeline to this improves the oxygen content in deep sea, but this kind of mode shortcoming is obvious, and impeller pump work needs the long-term stable energy supply source, and the energy supply in marine environment is with higher costs, also breaks down easily, needs higher manual maintenance cost and initial construction cost.
It is to be noted that the information disclosed in the above background section is only for understanding the background of the present application and thus may include information that does not constitute prior art known to a person of ordinary skill in the art.
Disclosure of Invention
If a channel can be provided to introduce the nutrient salts in the deep seawater to the sea surface, the ecological environment of the sea surface is improved, and the culture yield of the sea surface is increased. However, currently, no effective technical equipment is available for directly and directionally transporting deep seawater upwards to surface seawater for a long time.
The present invention is to solve the above problems and to provide a deep seawater pump using evaporation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a deep seawater pump using evaporation comprises a buoyancy structure, a surface layer evaporation body arranged on the buoyancy structure, a lower water absorption body and a deep-layer to surface layer water pipeline, the surface layer evaporation body is arranged above the sea surface and is provided with an overhanging part extending towards the horizontal direction, the upper end of the lower water absorption body is connected with the lower end of the surface layer evaporation body, the lower end of the lower water absorption body is connected with the upper end opening of the water pipeline from the deep layer to the surface layer, the lower end opening of the water pipeline from the deep layer to the surface layer is communicated with the sea water deep layer area, the water evaporation effect of the surface evaporation body forms local negative pressure in the water pipeline from the deep layer to the surface layer, so that the deep seawater is kept to be conveyed upwards to the surface layer evaporation body, and part of the deep seawater is evaporated at the same time, and the other part of the deep seawater forms water drops at the overhang part of the surface evaporation body and falls into the surface seawater.
Further:
the surface evaporation body and the lower water absorption body are made of sponge materials.
The surface evaporation body is a surface evaporation blade which is spread from the center to the periphery in a flat structure.
The surface layer evaporating blades are mushroom-shaped with a top umbrella cover.
The deep-layer to surface-layer water pipeline is a vertical through pipeline.
The water absorption supporting piece is connected between the surface layer evaporation body and the lower water absorption body.
The water absorption supporting piece is made of sponge materials.
The buoyancy structure comprises a sea surface floating block, and the sea surface floating block is fixed at the upper end of the water pipeline from the deep layer to the surface layer.
Further comprising an anchoring device by which the deep sea water pumping device is anchored at the sea floor.
The anchoring device comprises a cable secured to the deep-to-surface water conduit.
The invention has the following beneficial effects:
the invention provides a pumping type device which can realize long-term continuous directional conveying of deep seawater to the sea surface, can generate vertical seawater exchange, can utilize the evaporation effect of solar energy and wind energy to pump deep seawater rich in cold nutritive salt for a long time, conveys the seawater to the sea surface, increases the concentration of the nutritive salt of the sea surface, and reduces the temperature of the sea surface; meanwhile, the vertical convection of the seawater is enhanced, and the temperature and the oxygen content of the deep seawater are improved, so that a stable conveying channel is provided for temperature exchange, oxygen content exchange and nutrient salt exchange between the deep seawater and the surface seawater.
The invention can reduce the temperature of surface seawater, thereby reducing the adverse effect of overhigh surface temperature in summer on the cultured organisms in the surface seawater. The nutrient salt concentration of the surface seawater can be increased, so that the biomass in the surface seawater is increased, and the ecological environment of the sea surface is improved; meanwhile, the vertical exchange of seawater can be enhanced, and the temperature and oxygen content of deep seawater can be improved to a certain extent, so that the growth environment beneficial to deep sea organisms such as scallops, oysters and the like can be created, the yield can be increased, and the quality can be improved.
Drawings
Fig. 1 is a schematic structural diagram of a deep seawater pumping device according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. In addition, the connection may be for either a fixed or coupled or communicating function.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the embodiments of the present invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be in any way limiting of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, in one embodiment, a deep seawater pumping device using evaporation comprises a buoyancy structure, a surface evaporation body 1, a lower water absorption body 4 and a deep-layer to surface water pipe 6, wherein the surface evaporation body 1 and the lower water absorption body 4 are made of porous water absorption materials, the surface evaporation body 1 is arranged above a sea surface 7 and has an overhang portion extending in a horizontal direction, the upper end of the lower water absorption body 4 is connected with the lower end of the surface evaporation body 1, the lower end of the lower water absorption body 4 is connected with the upper end opening of the deep-layer to surface water pipe 6, the lower end opening of the deep-layer to surface water pipe 6 is communicated with a seawater depth region, the evaporation of water on the surface evaporation body 1 forms a local negative pressure in the deep-layer to surface water pipe 6, so that deep seawater keeps being transported upward to the surface evaporation body 1, while one part of the deep seawater is evaporated, the other part of the deep seawater forms water drops at the overhang part of the surface evaporation body 1 and falls into the surface seawater.
The surface evaporation body 1 generally has a huge size according to the requirement of practical application.
When its during operation, the deep to surface layer water service pipe 6 communicates surface layer sea water and deep sea water all the time, the lower part absorbs water the body 4 and submerges in the sea water all the time, make whole lower part absorb water the body 4 and keep moist state, the upper end that the lower part absorbed water the body 4 is directly continuous with the lower extreme of surface layer evaporimeter 1, solar energy and wind energy can drive the evaporation of water on the surface layer evaporimeter 1, form local negative pressure in the deep to surface layer water service pipe 6, thereby make the sea water in the pipeline 6 keep upwards transporting, realize that deep sea water transports to surface layer sea water. The surface evaporation body 1 is always kept saturated with water, and water drops are formed at the overhanging part and fall into the surface seawater, so that the temperature of the surface seawater is reduced, and the content of nutritive salt is increased. The seawater temperature in the water pipeline 6 from the deep layer to the surface layer is lower than the external seawater temperature, so the effect of cooling the surface layer seawater can be achieved through the heat conduction of the pipe wall.
In a preferred embodiment, the surface evaporation body and the lower water absorption body are made of sponge materials. It will be appreciated that other porous water absorbing materials may be used and are not limited to sponge materials.
Referring to fig. 1, in a preferred embodiment, the surface evaporation body 1 is a surface evaporation blade spread from the center to the periphery in a flat structure. In a more preferred embodiment, the surface evaporation blades are mushroom-shaped with a top canopy.
It is to be understood that the surface layer evaporator 1 is not limited to the preferred form described above, as long as the structural form capable of effectively absorbing water, evaporating water, and dripping water to the sea surface is applicable to the present invention.
Referring to fig. 1, in the preferred embodiment, the deep-to-surface water passage 6 is a vertical through passage 6. It will be appreciated that the vertical conduit 6 is not essential and that other forms of conduit 6 capable of transporting water from deep levels to the surface of the sea may be used.
Referring to fig. 1, in a preferred embodiment, the water absorption support member 2 is connected between the surface evaporation body 1 and the lower water absorption body 4. The water absorbing support 2 may be a sponge material. The water absorption supporting member 2 may have a structural form with higher strength than the surface evaporation body 1 and the lower water absorption body 4, so as to better support the surface evaporation body 1.
The buoyancy structure comprises a sea surface floating block 3, and the sea surface floating block 3 is fixed at the upper end of the water pipeline 6 from the deep layer to the surface layer. In addition, the buoyancy structure can also be directly fixed with the sponge structure.
In a preferred embodiment, the deep sea water pumping device further comprises an anchoring device 5, by means of which anchoring device 5 the deep sea water pumping device is anchored at the sea bottom 8.
The anchoring device 5 comprises a cable secured to the deep-to-surface water pipe 6.
It will be appreciated that the anchoring means is not essential to the practice of the invention in order to enable the deep sea pumping unit to operate more stably and stably.
The deep seawater pumping device provided by the embodiment of the invention can lift deep seawater to the surface of the sea for a long time by utilizing the evaporation action of solar energy and wind energy, increase the supply of nutrient salts of the surface of the sea while reducing the temperature of the surface of the sea, can be widely distributed by utilizing the solar energy and the wind energy without providing separate external energy, and is suitable for large-scale application.
Specific embodiments of the present invention are described further below by way of example.
As shown in fig. 1, the deep seawater pumping device using evaporation of one embodiment comprises surface evaporation blades, a water absorbing support 2, a surface floating block 3, a lower water absorbing body 4, an anchoring device 5, and a vertically penetrating deep-to-surface water pipe 6. When the device works, the whole device is anchored by the sea surface floating block 3 and the anchoring device 5, and the pipeline 6 is always communicated with surface seawater and deep seawater. The lower water-absorbing body 4 is always immersed in seawater, so that the entire lower water-absorbing body 4 is kept in a wet state. The upper end of the lower water absorption body 4 is connected with the lower end of the surface layer evaporation blade through a water absorption supporting piece 2. The solar energy and the wind energy can drive the water on the surface layer evaporation blades to evaporate, and local negative pressure is formed in the pipe, so that the seawater in the pipeline 6 is kept to be conveyed upwards, and the deep seawater is conveyed into the surface layer seawater. The surface layer evaporation blades are always kept saturated with water, and water drops are formed at sharp edges of the blades and fall into the surface layer seawater, so that the temperature of the surface layer seawater is reduced, and the content of nutritive salt is increased. The temperature of the seawater in the pipeline 6 is lower than the temperature of the external seawater, and the effect of cooling the surface seawater can also be achieved through the heat conduction of the pipe wall of the pipeline 6.
The background of the present invention may contain background information related to the problem or environment of the present invention and does not necessarily describe the prior art. Accordingly, the inclusion in the background section is not an admission of prior art by the applicant.
The foregoing is a more detailed description of the invention in connection with specific/preferred embodiments and is not intended to limit the practice of the invention to those descriptions. It will be apparent to those skilled in the art that various substitutions and modifications can be made to the described embodiments without departing from the spirit of the invention, and these substitutions and modifications should be considered to fall within the scope of the invention. In the description herein, references to the description of the term "one embodiment," "some embodiments," "preferred embodiments," "an example," "a specific example," or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention and their advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the scope of the claims.
Claims (10)
1. A deep seawater pumping device utilizing evaporation action is characterized by comprising a buoyancy structure, a surface layer evaporation body based on a porous water-absorbing material, a lower water-absorbing body based on a porous water-absorbing material and a deep-layer to surface-layer water pipeline, wherein the surface layer evaporation body is arranged above the sea surface and is provided with an overhang part extending towards the horizontal direction, the upper end of the lower water-absorbing body is connected with the lower end of the surface layer evaporation body, the lower end of the lower water-absorbing body is connected with an upper end opening of the deep-layer to surface-layer water pipeline, a lower end opening of the deep-layer to surface-layer water pipeline is communicated with a seawater depth layer area, the evaporation action of water on the surface layer evaporation body forms local negative pressure in the deep-layer to surface-layer water pipeline, so that deep seawater is kept to be conveyed upwards to the surface layer evaporation body, and a part of the seawater is evaporated, and the other part of the deep seawater forms water drops at the overhang part of the surface evaporation body and falls into the surface seawater.
2. The deep seawater pumping apparatus of claim 1, wherein the surface evaporant and the lower water absorbent are sponge materials.
3. A deep seawater pumping apparatus as claimed in claim 1 or claim 2, wherein the surface evaporation body is a surface evaporation blade spread in a flat configuration from the centre to the periphery.
4. A deep seawater pumping apparatus as claimed in claim 3, wherein the surface evaporation blades are mushroom shaped with a top canopy.
5. A deep seawater pumping apparatus as claimed in any one of claims 1 to 4 wherein the deep to surface water passage is a vertical through passage.
6. A deep seawater pumping apparatus as claimed in any one of claims 1 to 5, further comprising a water absorbing support connected between the surface evaporation body and the lower water absorbing body.
7. A deep seawater pumping apparatus as claimed in claim 6, wherein the water absorbing support is a sponge material.
8. A deep sea pumping apparatus as claimed in any one of claims 1 to 7, wherein the buoyant structure comprises a surface float fixed to the upper end of the deep to surface water conduit.
9. A deep seawater pumping apparatus as claimed in any one of claims 1 to 8, further comprising an anchoring device by which the deep seawater pumping apparatus is anchored at the seabed.
10. A deep sea pumping apparatus as claimed in claim 9, wherein the anchoring means comprises a cable secured to the deep to surface water conduit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011519845.3A CN112483476A (en) | 2020-12-21 | 2020-12-21 | Deep seawater pumping device utilizing evaporation effect |
| PCT/CN2021/096767 WO2022134469A1 (en) | 2020-12-21 | 2021-05-28 | Deep seawater pumping device using evaporation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011519845.3A CN112483476A (en) | 2020-12-21 | 2020-12-21 | Deep seawater pumping device utilizing evaporation effect |
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| CN112483476A true CN112483476A (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011519845.3A Pending CN112483476A (en) | 2020-12-21 | 2020-12-21 | Deep seawater pumping device utilizing evaporation effect |
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| CN (1) | CN112483476A (en) |
| WO (1) | WO2022134469A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022134469A1 (en) * | 2020-12-21 | 2022-06-30 | 清华大学深圳国际研究生院 | Deep seawater pumping device using evaporation |
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| JP2009165451A (en) * | 2008-01-10 | 2009-07-30 | Hiroko Shiroma | Deep-sea-water-pumping-type floating fish bank |
| CN102400479A (en) * | 2011-02-22 | 2012-04-04 | 汪砚秋 | Deep sea water extraction method |
| CN205717132U (en) * | 2016-04-11 | 2016-11-23 | 南京纳清建筑科技有限公司 | A kind of device producing steam based on photothermal deformation |
| CN107226504A (en) * | 2017-05-09 | 2017-10-03 | 深圳大学 | A kind of automatic water conveying device for photo-thermal water process |
| CN111818979A (en) * | 2018-03-06 | 2020-10-23 | 阿卜杜拉国王科技大学 | Method and device for continuous extraction of salt from brine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101946686A (en) * | 2010-09-17 | 2011-01-19 | 中国海洋大学 | Artificial upflow floating type aquatic organism resource breeding reef and fabrication method thereof |
| CN112483476A (en) * | 2020-12-21 | 2021-03-12 | 清华大学深圳国际研究生院 | Deep seawater pumping device utilizing evaporation effect |
-
2020
- 2020-12-21 CN CN202011519845.3A patent/CN112483476A/en active Pending
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2021
- 2021-05-28 WO PCT/CN2021/096767 patent/WO2022134469A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009165451A (en) * | 2008-01-10 | 2009-07-30 | Hiroko Shiroma | Deep-sea-water-pumping-type floating fish bank |
| CN102400479A (en) * | 2011-02-22 | 2012-04-04 | 汪砚秋 | Deep sea water extraction method |
| CN205717132U (en) * | 2016-04-11 | 2016-11-23 | 南京纳清建筑科技有限公司 | A kind of device producing steam based on photothermal deformation |
| CN107226504A (en) * | 2017-05-09 | 2017-10-03 | 深圳大学 | A kind of automatic water conveying device for photo-thermal water process |
| CN111818979A (en) * | 2018-03-06 | 2020-10-23 | 阿卜杜拉国王科技大学 | Method and device for continuous extraction of salt from brine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022134469A1 (en) * | 2020-12-21 | 2022-06-30 | 清华大学深圳国际研究生院 | Deep seawater pumping device using evaporation |
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| WO2022134469A1 (en) | 2022-06-30 |
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