CN110080935A - A kind of ice base buoy power generation device from sea current - Google Patents
A kind of ice base buoy power generation device from sea current Download PDFInfo
- Publication number
- CN110080935A CN110080935A CN201910318151.4A CN201910318151A CN110080935A CN 110080935 A CN110080935 A CN 110080935A CN 201910318151 A CN201910318151 A CN 201910318151A CN 110080935 A CN110080935 A CN 110080935A
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- China
- Prior art keywords
- ice
- generator
- power supply
- power generation
- ocean
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B17/00—Other machines or engines
- F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
- F03B17/062—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/121—Blades, their form or construction
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Abstract
The invention discloses a kind of ice base buoy power generation device from sea current, belong to the power supply technique field of polar ocean detection equipment.The present invention can provide supplement power supply for polar region or marine monitoring equipment, even if under the environment of polar region cold, or battery charges, and enhances the power supply cruising ability of monitoring device；The ocean current flow velocity of shallow-layer ocean is influenced smaller by season environment under polar ice, and ocean current change in flow rate is little, and blade is mounted in subglacial ocean, is impacted by ocean current and generator shaft is driven to rotate, to generate electricity.It charges a battery after the alternating current that generator issues is rectified, provides supplement power supply, the cruising ability of enhancing equipment power supply for polar region monitoring equipment.The present invention also can be used for the power supply of monitoring device on ice behind domestic northern river or coastal waters freezed in winter.
Description
Technical field
A kind of ice base buoy power generation device from sea current of the present invention, belongs to polar region energy source utilizing electricity generating techn field, is mainly used in pole
Ground sea ice multi-parameter remote monitors field.
Background technique
Global climate is the entity that various factors interaction influences, and the weather of south poles is that weather is extremely on the earth
Sensitive one of region.Sea ice can at most cover earth surface product about 7% or so every year, and maximum part is distributed in
The south poles of the earth, it is clear that sea ice occupies very big specific gravity in the research of south poles.The variation of polar region sea ice is polar climate
The wind vane of variation, the observational study of sea ice buoy and its application of result are occupied an important position in polar research, floating using sea ice
The basic parameters such as mark observation Sea Ice Drift position, the air pressure temperature of buoy present position, sea surface temperature are common observation methods,
To the forecast of Global climate change, weather and ice condition, satellite data verifying, the forced of numerical value climatic model, verifying and assimilate, with
And the growth of tracking sea ice and the process of ablation etc. have important data supporting effect.
With the continual reductions of Sea Ice Model, the arctic summer shipping attention by country, to sea ice carry out it is comprehensive,
Prolonged observation, it appears particularly important.But the cruising ability (power supply) of Sea Ice Model monitoring device is under the conditions of polar region
It is increasingly becoming a major reason for restricting equipment life.It improves the mode of cruising ability mainly or passes through the appearance for improving battery
It measures and is powered using wind light mutual complementing technology.The appearance at polar night and atmospheric humidity are higher, make the generating effect of wind light mutual complementing
It is unsatisfactory.The increase of battery capacity will also result in weight of equipment rising, to influence stability of the equipment in Sea Ice Model.
The type of ocean new energy mainly includes wave energy, tide energy, salinity gradient energy and thermal gradient energy etc..Wherein, trend master
Refer to since moon gravitation in ground is flowed with regular seawater caused by earth rotation and due to caused by subsea geological environment difference
Ocean current.It is very similar with using wind power generation using marine tidal-current energy power generation, and the density of seawater is 880 times of air, so in energy
Amount acquisition coefficient is identical, blade construction form is identical, in the identical situation of blade diameter, and tidal current energy generating equipment utilizes 2m/s's
The electricity that water flow issues is 6 times of the electricity that wind-driven generator is issued using the wind of 10m/s, this has highlighted the advantage of marine tidal-current energy power generation.
Arctic surface is covered with the sea ice of thickness about 2.5m, make full use of seawater under sea ice flow velocity can continual sending electric energy,
Charge power supply reliably and with long-term is provided for polar region sea ice multi-parameter comprehensive monitering buoy.
Summary of the invention
A kind of ice base power generation device from sea current of the present invention, the purpose is to be the battery of monitoring device on ice under the conditions of polar region
Charging, increases the power supply cruising ability of monitoring device.
A kind of ice base power generation device from sea current of the present invention, including top control and electricity generation system, middle part anti-freezing shaft lower impeller
Electricity generation system；Wherein, the top control and electricity generation system include speed changer, generator and controller, are sequentially fixed on respectively
Inside protecting bin；The middle part anti-freezing shaft is nested to form by internal steel pipe and external steel pipe, and internal outer diameter of steel pipes is less than outside
Pipe diameter, existing hollow parts fill anti-icing fluid, downlink on two steel pipes between internal steel pipe outside and external steel duct
Socket part point installation water-sealed bearing；The lower impeller electricity generation system be multiple blades are successively spiraled be fixed on an armature spindle,
The armature spindle passes through the water-sealed bearing at middle part anti-freezing shaft both ends, extend into the inside steel duct of middle part anti-freezing shaft, and extends
To top control and electricity generation system, speed changer is connected, the blade on the armature spindle is rotated because seawater flows, and drives armature spindle
Rotation generates electricity so that speed changer and generator be driven to rotate, the controller connection generator to control electrical power generators,
The generator connects battery, and the electricity of generation, which is stored in battery, realizes Power Reserve.
Wherein, generator is the magneto alternator that power is 50-100W.
Wherein, the quantity of blade is 4-8, is highly 17.6cm, flabellum chord length 9.5cm, flabellum thickness 0.5cm.
Wherein, internal diameter of steel tube 1.5cm, length 5m-10m, external diameter of steel tube 3cm, length 3m, external steel pipe both ends
It is fixedly connected by water-sealed bearing and internal steel pipe, one of water-sealed bearing is fixed on protecting bin bottom.
It is different from the prior art, ice base power generation device from sea current provided by the invention has the characteristics that and effect: even if
Under the extremely cold environment in polar region, the storage of battery will not influence sharply to decline because of temperature, guarantee continuing working for equipment；And ocean current stream
Speed is influenced smaller by season environment, and ocean current change in flow rate is little, and control strategy is preferably realized and can guarantee equipment
Long-term uninterrupted power supply.
Detailed description of the invention
A kind of structural schematic diagram of ice base power generation device from sea current of Fig. 1.
Figure label: the control of 1. tops and 4. controller of electricity generation system 2. speed changer, 3. generator, 5. middle part anti-freezing shaft
6. 9. lower impeller electricity generation system of water-sealed bearing 7. armature spindle, 8. anti-icing fluid, 10. battery.
Specific embodiment
Further more detailed description is made to technical solution of the present invention With reference to embodiment.Obviously, it is retouched
The embodiment stated is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Those of ordinary skill in the art's every other embodiment obtained without creative labor, all should belong to
The scope of protection of the invention.
A kind of ice base power generation device from sea current of the present invention, whole device is controlled by top and electricity generation system 1, middle part anti-freezing shaft 5,
Lower impeller electricity generation system 9 forms.Described control and electricity generation system includes speed changer 2, generator 3 and controller 4, three parts
Long 50cm is mounted on, inside the protecting bin of wide 80cm；Described generator 3 is the magneto alternator of power about 50-100W；
Described middle part anti-freezing shaft 5 is formed by the steel pipe nesting of two thickness 5mm, internal diameter of steel tube 1.5cm, length 5m to 10m,
External diameter of steel tube 3cm, length 3m, hollow parts fill anti-icing fluid between steel pipe, and two steel pipes are connected part up and down and all install waterproof
Bearing；It is 17.6cm, flabellum chord length 9.5cm, flabellum thickness that described lower impeller electricity generation system 9, which is by four to eight height,
The blade order of 0.5cm is mounted on armature spindle 7, blade successively interlock 60 ° of composition impeller electricity generation systems, by ocean current flow velocity band
The rotation of movable vane wheel produces electricl energy.In other embodiments of the invention, can by the inside steel pipe of middle part anti-freezing shaft 5 directly as
The armature spindle 7 of blade is set, and armature spindle 7 passes through the water-sealed bearing at steel pipe both ends inside and out external steel pipe, extends to guarantor
It protects in storehouse, is connected to speed changer 2, drive the rotation of generator 3.
A kind of ice base power generation device from sea current of the present invention and its working principle, are pushed using subglacial ocean current impact flow blade
Generator rotation power generation, in sea surface, current speed year depth gradually increase, and ocean current flow velocity will not be because of the change in season
And disappear, it can satisfy long-term power generation.Since the size of Various Seasonal flow velocity can be variant, therefore design speed changer and help impeller rotation
Turn.Arctic current flow velocity is lower to be found to the monitoring of ocean current flow velocity by Chinese 8th arctic expedition, it is the direction of flow velocity, big
Small changing rule is unobvious, therefore design is conducive to the blade construction of low rate start.The design parameter of blade construction is as follows: height
17.6cm, flabellum chord length 9.5cm, overlap ratio 0, length-width ratio 0.88, pod radius 11cm, flabellum thickness 0.5cm, volume
1016.4cm3, area 2687.8cm2, 13 ° of tilt angle, blade rotates 53.58 ° of angle, enclosure body size 30,60,60.Ocean current
When change in flow is most violent, the acceleration of ocean current is 0.00038cm/s2, it can be seen that ocean current change in flow rate is little.
So the control strategy of controller uses disturbance observation method, structure is simple when this control strategy is realized, can also reduce control and set
Standby energy consumption.The shortcomings that can not powering for a long time the present invention overcomes existing polar region sea ice monitoring buoy, improves sea ice prison
The cruising ability of measurement equipment, to disclose a kind of polar region sea ice multi-parameter comprehensive automation for being mainly used in polar region scientific investigation field
Monitering buoy power supply unit.
A kind of ice base power generation device from sea current of the present invention and its working principle, it is characterised in that utilize ocean current flow velocity impeller
Power generation, solves the monitering buoy powerup issue of arctic regions environmental restrictions.The step of it generates electricity is as follows:
1) impeller rotates under the drive of ocean current flow velocity, and generator is driven to produce electricl energy.
2) speed changer is adjusted according to the rotation speed of impeller, if the speed of ocean current is slower, speed changer accelerates, if extra large
The fast speed of stream, then transmission reduction, guarantees that generator issues electric energy appropriate.
3) controller uses disturbance observation method, realizes the maximal power tracing of ocean current power generation.Basic circuit is completed in design
On the basis of, controller is designed, to control the IGBT in Boost circuit, to guarantee that output voltage in 12V or more, can continue
It charges for battery.
4) electric energy that generator issues gives the charging of the battery on control and electricity generation system top.
Sensor on the electric energy supply polar region sea ice multi-parameter comprehensive monitering buoy of battery, wind speed of the sensor to polar region
The parameters such as wind direction, air temperature and air pressure are monitored measurement.
A kind of ice base power generation device from sea current of the present invention, suitable for the power supply to sea ice monitoring equipment, so first in a pre-installation
Suitable observation point is first selected, is advisable with current year flat ice, and sea ice original depth is in 50-100cm (arctic) or 40-
The South Pole 60cm() it is preferred, the round ice cave that diameter is 50cm is drilled through in ice face, ice cave side drills through 30 centimeter lengths, 30 centimetres wide again
Ice hole.Whole device is installed in ice cave, ice face is controlled with device top and the lower ground of electricity generation system part is equal, should
Part supports entire buoy, and such ice face part below includes the middle part anti-freezing shaft of 3m and the lower impeller hair of 2m to 7m
Electric system, total long 5m to 10m.Then battery and polar region monitering buoy sensor are placed in control and electricity generation system top.
2. a kind of points for attention of ice base power generation device from sea current:
If 1) the antifreeze shaft portion in middle part is freezed by sea ice and can not be rotated or ocean current flow velocity cannot reach generator start velocity, control
Device monitors that generator can not issue electric energy, then controller control device powers off.
If 2) ocean current flow velocity it is excessive lead to issue excessive electric energy or battery and expired electricity no longer need to power, controller
Then start Load Relief System, by extra electric energy off-load, prevents electric energy from excessively damaging circuit.
To eight ranks, the ice base ocean current that the following armature spindle total length of ice face is 5 meters to 10 meters generates electricity to be filled the patent protection quadravalence
It sets.
It is different from the prior art, ice base power generation device from sea current provided by the invention has the characteristics that and effect: even if
Under the extremely cold environment in polar region, the present apparatus can charge for a long time for battery, and the reserve of electricity of battery will not influence sharply because of temperature
Decline, to guarantee continuing working for monitoring device；And ocean current flow velocity is influenced smaller, and ocean current change in flow by season environment
Rate is little, and control strategy is preferably realized and can guarantee the long-term uninterrupted power supply of equipment.
The above is only embodiments of the present invention, are not intended to limit the scope of the invention, all to utilize the present invention
Equivalent structure or equivalent flow shift made by specification and accompanying drawing content is applied directly or indirectly in other relevant technologies
Field is included within the scope of the present invention.
Claims (4)
1. a kind of ice base buoy power generation device from sea current characterized by comprising top control and electricity generation system (1), middle part are antifreeze
Axis (5) lower impeller electricity generation system (9)；Wherein, the top control and electricity generation system (1) include speed changer (2), generator
(3) and controller (4) it, is sequentially fixed on inside protecting bin respectively；The middle part anti-freezing shaft (5) is by internal steel pipe and external steel
Pipe is nested to form, and internal outer diameter of steel pipes is less than external pipe diameter, existing between internal steel pipe outside and external steel duct
Hollow parts fill anti-icing fluid (8), and two steel pipes are connected part installation water-sealed bearing up and down；The lower impeller electricity generation system (9)
It is being fixed on an armature spindle (7) that multiple blades successively spiral, the armature spindle (7) passes through middle part anti-freezing shaft (5) both ends
Water-sealed bearing, extend into the inside steel duct of middle part anti-freezing shaft (5), and extends to top control and electricity generation system (1), connects
Speed changer (2), the blade on the armature spindle (7) rotates because seawater flows, and drive armature spindle (7) to rotate, to drive change
Fast device (2) and generator (3) rotation generate electricity, and controller (4) connection generator (3) is generated electricity with controlling generator (3),
It charges after the alternating current of generator (3) output is rectified to battery (10).
2. ice base buoy power generation device from sea current according to claim 1, which is characterized in that the generator (3) is power
For the magneto alternator of 50-100W.
3. ice base buoy power generation device from sea current according to claim 1, which is characterized in that the quantity of the blade is 4-8
It is a, it is highly 17.6cm, flabellum chord length 9.5cm, flabellum thickness 0.5cm.
4. ice base buoy power generation device from sea current according to claim 3, which is characterized in that internal diameter of steel tube 1.5cm, it is long
5m-10m, external diameter of steel tube 3cm, length 3m are spent, company is fixed by water-sealed bearing and internal steel pipe in external steel pipe both ends
It connects, one of water-sealed bearing is fixed on protecting bin bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318151.4A CN110080935B (en) | 2019-04-19 | 2019-04-19 | Ice-based buoy ocean current power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318151.4A CN110080935B (en) | 2019-04-19 | 2019-04-19 | Ice-based buoy ocean current power generation device |
Publications (2)
| Publication Number | Publication Date |
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| CN110080935A true CN110080935A (en) | 2019-08-02 |
| CN110080935B CN110080935B (en) | 2021-02-19 |
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ID=67415617
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910318151.4A Active CN110080935B (en) | 2019-04-19 | 2019-04-19 | Ice-based buoy ocean current power generation device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202165203U (en) * | 2011-04-11 | 2012-03-14 | 朱军 | Power generation device utilizing water supply network |
| RU2553594C1 (en) * | 2014-07-14 | 2015-06-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Иркутская государственная сельскохозяйственная академия" | Unit for conversion of water flow energy under ice cover of river |
| RU2597732C1 (en) * | 2015-05-21 | 2016-09-20 | Федеральное государственное бюджетное образовательное учреждение Высшего образования Иркутский государственный аграрный университет имени А.А. Ежевского | River ice hydro-electric power plant |
| CN208090183U (en) * | 2018-01-19 | 2018-11-13 | 新疆北新路桥集团股份有限公司 | A kind of drainpipe and underdrainage system |
-
2019
- 2019-04-19 CN CN201910318151.4A patent/CN110080935B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202165203U (en) * | 2011-04-11 | 2012-03-14 | 朱军 | Power generation device utilizing water supply network |
| RU2553594C1 (en) * | 2014-07-14 | 2015-06-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Иркутская государственная сельскохозяйственная академия" | Unit for conversion of water flow energy under ice cover of river |
| RU2597732C1 (en) * | 2015-05-21 | 2016-09-20 | Федеральное государственное бюджетное образовательное учреждение Высшего образования Иркутский государственный аграрный университет имени А.А. Ежевского | River ice hydro-electric power plant |
| CN208090183U (en) * | 2018-01-19 | 2018-11-13 | 新疆北新路桥集团股份有限公司 | A kind of drainpipe and underdrainage system |
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