CN106452190A - Subsea power generation system utilizing energy of subsea heat liquid - Google Patents
Subsea power generation system utilizing energy of subsea heat liquid Download PDFInfo
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- CN106452190A CN106452190A CN201611112597.4A CN201611112597A CN106452190A CN 106452190 A CN106452190 A CN 106452190A CN 201611112597 A CN201611112597 A CN 201611112597A CN 106452190 A CN106452190 A CN 106452190A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
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Abstract
The invention discloses a subsea power generation system utilizing energy of subsea heat liquid, provides a power generation method using heat released by subsea volcanoes, and belongs to the field of utilization of new energy sources. The power generation method is characterized in that an energy collection system is arranged on a plane which is several meters away from a subsea volcano, a temperature difference power generation module which is fixedly arranged on a bracket of the energy collection system is used for utilizing top cool water with larger density to replace bottom hot water with smaller density, and the hot water is forced to flow upwards to enter the temperature difference power generation module; according to the thermoelectric effect, the thermal-electric conversion is realized by the temperature difference between the heat energy and the surrounding sea water, and the heat energy is stored into an energy storage battery. At a position which is farther away from the energy storage battery, by being connected with a charging station through a subsea cable, an autonomous underwater vehicle can be parked in the charging station, and a rechargeable battery which is carried by the autonomous underwater vehicle can be used for providing long-time stable in-place electric energy for applicable equipment, such as subsea ore operation, subsea area geology exploring and the like. The subsea power generation system has the advantages and characteristics that the working medium and movement part are not arranged; the noise is avoided, the maintenance cycle is long, the service life is long, the pollution to environment is avoided, and the reliability is high.
Description
Technical field
The present invention relates to a kind of method being generated electricity using the heat energy that submarine volcano discharges, belong to using new forms of energy model
Enclose.
Background technology
Ocean floor areal geology, the detection of geophysical information and control etc. all be unable to do without the long-term electric energy to relevant device and supply
Give, to meet the needs of short distance navigation, information detection, communication;Geology crack area near submarine hydrothermal solution, is in key
Moment passes through little equivalent blast and excites local submarine volcanic eruption, and the destructor hidden for a long time in its vicinity is also required to for a long time
Stable electric energy supply, to meet the needs of communication, short distance navigation, detonating etc..How for these devices realize long-term
Position electric energy supply has become as the key that deep-sea geology detects, controls with physical environment.
Submarine hydrothermal solution is that the energy heats sea water that the deep submarine volcano of several kms discharges is formed, the temperature at hydrothermal vent
Degree, up to 400 DEG C, forms the larger temperature difference with the sea water in the range of around several meters, and exists steadily in the long term.Using this energy
Source is simultaneously converted into electric energy, is expected to realize the electric energy supply in place of above-mentioned seabed installation.Traditional ocean thermal energy conversion is continued to use
Ocean thermal gradients is first converted to mechanical energy by steam turbine technology, and then mechanical energy drives steam turbine to be generated electricity again.Whole system
System energy conversion efficiency is low, bulky, it is complicated to control it is difficult in seabed long-term stable operation it is impossible to adapt to the demand.
Content of the invention
The main purpose of the technology of the present invention is exactly that the temperature difference power technology being generated electricity using temperature difference solves the Conventional marine temperature difference
The steam turbine technology continued to use of generating electricity due to bulky, control complicated, be difficult in seabed long-term stable operation and seabed installation
To the contradiction between the demand of electric energy in place steadily in the long term.
Thermograde near submarine volcano is not very big, and the temperature in the range of the number meter of volcano is still very high, therefore
Energy collecting system is placed on suitable plane near submarine volcano, as shown in figure 1, under the larger cold water meeting of density ratio is rapid
Fall replaces the less hot water of energy collecting system bottom density, will enter thermo-electric generation mould when hot water is forced to flow upward
Block, based on pyroelectric effect, realizes thermo-electrically conversion using the temperature difference of this partial heat energy and surrounding seawater, and is stored in energy-storage battery
In.(right in the charging station that can be stopped by submarine cable connection Autonomous Underwater Vehicle apart from energy-storage battery remote position
Go to the station to meet somebody), when the rechargeable battery electric energy that Autonomous Underwater Vehicle carries is not enough, will be charged near charging station, Ran Houchong
Newly devote oneself to work state.Just can be submarine mine masonry industry, benthic division beneficial to the rechargeable battery that Autonomous Underwater Vehicle carries
The relevant devices such as domain geology detecting provide electric energy in place steady in a long-term.
Technical solution of the present invention is a kind of seabed electricity generation system of utilization submarine hydrothermal solution energy, and this system includes:Electric station,
Energy storage station, charging station;Electric station includes:Support, electric station wall, temperature-difference power generation module;Described electric station wall is penetrating up and down
Hourglass shape, including upper wall, waist, lower wall;Temperature-difference power generation module is arranged at the position near waist for the upper wall;The electricity that electric station sends
Amount is delivered to energy storage station storage by submarine cable;Energy storage station connects charging station by submarine cable and carries out seabed to charging object
Charge.
Further, described charging station includes:Storage battery, the primary side of inductive coupler, radiation table;Input cable passes through
Storage battery connects the primary side of inductive coupler, and the primary side of described inductive coupler is installed in radiation table, radiation table shape
For truncated cone, platform bottom radiates outlet for electric energy.
Further, facility potential device between described energy storage station and charging station, for the long distance transportation of electric energy.
Have the advantages that there is no working media and moving component based on the temperature difference power technology of Seebeck effect, thus have no
Noise, maintenance period length, life-span length, and there is no the high feature of environmental pollution, reliability, can effectively solving ocean floor region ground
The demand to electric energy steady in a long-term for the relevant device such as matter, the detection of geophysical information and control.
Brief description
Fig. 1 is the rendering of deep-sea hydrothermal thermo-electric generation overall plan;
1. the sea water of temperature relatively low (density is larger);2. by the hot water of submarine volcano energy warms (density is less);3. temperature
Difference electricity generation module;4. sea bed;5. support;6. deep-sea hydrothermal vent;7. submarine cable;8. booster transformer;9. step-down transformer;
10. charging station (Docking station);12. Autonomous Underwater Vehicles.
Fig. 2 is the schematic diagram of temperature-difference power generation module;
1. temperature end;2. conductor;3. low-temperature end;4. energy-storage units;5. electronics;6. hole.
Fig. 3 is the schematic diagram of electric energy transmission system;
10. charging station (Docking station);11. inductive coupler primary side;12. Autonomous Underwater Vehicles;13. chargeable electricity
Pond;14. inductive coupler pair level sides.
Specific embodiment
Firstth, energy collecting system
Thermograde near submarine volcano is not very big, and the temperature in the range of the number meter of volcano is still very high, such as Fig. 1
Shown, the plane (4) near submarine volcano is upper to place energy collecting system, now, in the porch density ratio that system is unlimited
Larger cold water (1) can decline rapidly the replacement less hot water of system bottom density (2).Will when hot water is forced to flow upward
Enter temperature-difference power generation module (Fig. 2), provide the thermal source (Fig. 2,1) needed for thermo-electric generation, whole temperature-difference power generation module is fixed on sea
On the support (5) of bottom setting.Based on pyroelectric effect, realize thermo-electrically conversion using the temperature difference of this partial heat energy and surrounding seawater, and
It is stored in charge storage unit (Fig. 2,4) inner.The charge storage unit of temperature-difference power generation module passes through submarine cable (7) with the energy-storage battery in seabed
Connect, by the electric energy transfer in charge storage unit to energy-storage battery.According to the case of application of succeeding at deep-sea, there are two kinds
Energy-storage battery is available:Lead-acid battery and lithium polymer battery.Lead-acid battery has highest cost performance, that is, store identical appearance
The cost required for electric energy of amount is minimum, but compared to lithium polymer battery, lead-acid battery has less power density.Lithium
The unique shortcoming of polymer battery is exactly that price comparison is expensive.Depending on the specific selection of energy-storage battery can be according to the situation of itself.
In addition, temperature-difference power generation module has been widely used at present, just no longer describe its specific operation principle here in detail.
Secondth, electric energy transmission system
As shown in figure 3, electric energy transmission system mainly comprises three below link:Autonomous Underwater Vehicle (12), charging station
(Docking station) (10) and charging modes.
First, the charging of seabed battery (13) can be carried out by electromagnetic induction, because the sensing of lithium ion battery is filled
Electricity has been used widely.
In addition, Autonomous Underwater Vehicle (12) serves as, at deep-sea, the equipment needing energy for other provides the role of electric energy,
Rechargeable battery (13) therefore must be configured.Carry the induction charging of battery (13) in order to complete Autonomous Underwater Vehicle, independently
Submarine navigation device (12) must also be equipped with inductive coupler (14).
Finally, Autonomous Underwater Vehicle (12) is completed by inductive coupling with docking of charging station (10), inductive
The primary side (11) of device is fixed on charging station (10), and inductive coupler pair level side (14) is arranged on Autonomous Underwater Vehicle (12)
On, when battery (13) needs to charge, sonar or dynamic positioning system can guide Autonomous Underwater Vehicle (12) to lean on
Nearly charging station (10), the Autonomous Underwater Vehicle (12) equipped with secondary inductor bonder with equipped with primary side inductive coupler
Charging station (10) contact will trigger switch, system prepare charge, then pass through galvanomagnetic-effect Autonomous Underwater Vehicle (12)
Entrained rechargeable battery (13) will charge.Charging station (10) seam is designed to cone shape.
Claims (3)
1. a kind of seabed electricity generation system of utilization submarine hydrothermal solution energy, this system includes:Electric station, energy storage station, charging station;Generate electricity
Stand including:Support, electric station wall, temperature-difference power generation module;Described electric station wall is hourglass shape penetrating up and down, including upper wall, waist
Portion, lower wall;Temperature-difference power generation module is arranged at the position near waist for the upper wall;The electricity that electric station sends is conveyed by submarine cable
To energy storage station storage;Energy storage station connects charging station by submarine cable and carries out seabed charging to charging object.
2. as claimed in claim 1 a kind of seabed electricity generation system of utilization submarine hydrothermal solution energy it is characterised in that described charging station
Including:Storage battery, the primary side of inductive coupler, radiation table;Input cable connects the main of inductive coupler by storage battery
Side, the primary side of described inductive coupler is installed in radiation table, and radiation table is shaped as truncated cone, and platform bottom gives off for electric energy
Mouthful.
3. as claimed in claim 1 a kind of seabed electricity generation system of utilization submarine hydrothermal solution energy it is characterised in that described energy storage station
Facility potential device and charging station between, for the long distance transportation of electric energy.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106939375A (en) * | 2017-04-10 | 2017-07-11 | 青岛海洋地质研究所 | Deep-sea hydrothermal metal sulfide gathers electrolysis system |
CN108768212A (en) * | 2018-06-12 | 2018-11-06 | 西安交通大学 | A kind of energy source recovery apparatus of submarine navigation device |
CN110165940A (en) * | 2018-02-12 | 2019-08-23 | 波音公司 | Underwater collection of energy unmanned plane and operating method |
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CN104283463A (en) * | 2014-10-31 | 2015-01-14 | 泰顺派友科技服务有限公司 | Submarine hydrothermal solution thermoelectric power generation device |
CN104852634A (en) * | 2015-05-07 | 2015-08-19 | 浙江大学 | Seafloor hydrothermal vent temperature difference energy power generating device |
US20150292380A1 (en) * | 2014-04-14 | 2015-10-15 | Evident Technologies | Efficiency and Reduced Emission for Internal Combustion Engines Using Thermoelectric-driven Electrolysis |
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Patent Citations (4)
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CN102644565A (en) * | 2012-05-11 | 2012-08-22 | 集美大学 | Ocean thermal energy and geothermal energy combined power generating system |
US20150292380A1 (en) * | 2014-04-14 | 2015-10-15 | Evident Technologies | Efficiency and Reduced Emission for Internal Combustion Engines Using Thermoelectric-driven Electrolysis |
CN104283463A (en) * | 2014-10-31 | 2015-01-14 | 泰顺派友科技服务有限公司 | Submarine hydrothermal solution thermoelectric power generation device |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106939375A (en) * | 2017-04-10 | 2017-07-11 | 青岛海洋地质研究所 | Deep-sea hydrothermal metal sulfide gathers electrolysis system |
CN110165940A (en) * | 2018-02-12 | 2019-08-23 | 波音公司 | Underwater collection of energy unmanned plane and operating method |
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CN108768212A (en) * | 2018-06-12 | 2018-11-06 | 西安交通大学 | A kind of energy source recovery apparatus of submarine navigation device |
CN108768212B (en) * | 2018-06-12 | 2020-03-17 | 西安交通大学 | Energy recovery device of underwater vehicle |
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