CN207111295U - A kind of Ocean Tidal Current Energy electricity generation system - Google Patents
A kind of Ocean Tidal Current Energy electricity generation system Download PDFInfo
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- CN207111295U CN207111295U CN201720855882.9U CN201720855882U CN207111295U CN 207111295 U CN207111295 U CN 207111295U CN 201720855882 U CN201720855882 U CN 201720855882U CN 207111295 U CN207111295 U CN 207111295U
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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
- 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
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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
- 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 utility model discloses a kind of Ocean Tidal Current Energy electricity generation system, including fixed mechanism, energy by ocean current generating set and signal monitoring mechanism；Fixed mechanism includes floating body, fix bar, horizontal support bar and workbench, and floating body is fixed on seabed by anchor chain, and fix bar is fixed on floating body, and horizontal support bar and workbench are separately fixed at the underwater and above water of fix bar；Generating set includes underwater component and component waterborne, and underwater component includes blade, wheel hub, generator and the Yawing mechanism being sequentially connected, is provided with blade pitch device in wheel hub, Yawing mechanism is arranged between generator and horizontal support bar；Component waterborne includes current transformer and switch board；Signal monitoring mechanism includes the current meter being connected with switch board, and current meter is arranged on horizontal support bar.The utility model uses float type marine tidal current energy generating system, and is direct-driving type Wind turbines, and energy by ocean current is efficiently converted into electric energy by the safe and reliable realization of energy.
Description
Technical field
Power generation with marine energy technical field is the utility model is related to, more particularly to a kind of floatation type direct-driving type Ocean Tidal Current Energy
Electricity generation system.
Background technology
Ocean Tidal Current Energy is the tidewater kinetic energy contained in horizontal movement, also known as energy by ocean current.Ocean current is seawater in ocean
The different water body of the density that is formed by heat radiation, evaporation, precipitation, shrinkage etc., along with wind-stress, geostrophic deviating force, draws tide
The flowing for the relatively constant speed that power etc. is acted on and occurred.Ocean Tidal Current Energy electricity generation system is to utilize the dynamic of ocean current horizontal movement
Can, by links such as energy capture, energy conversion, energy transmission, produce and electric energy is provided.
China possesses abundant Ocean Tidal Current Energy resource, researches and develops the Ocean Tidal Current Energy electricity generation system of high efficient and reliable,
Huge impetus will be played by implementing Development Strategy of Renewable Energy Resources for China.At present, China's Ocean Tidal Current Energy, which generates electricity, is
System still has many aspects for technically and in electricity generation system master-plan being badly in need of breaking through also in conceptual phase.
As can be seen here, also there is many defects in existing Ocean Tidal Current Energy electricity generation system, and urgently be further improved.
How a kind of new floatation type direct-driving type Ocean Tidal Current Energy electricity generation system, real category current important research and development problem one of are founded.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of Ocean Tidal Current Energy electricity generation system, make it is simple, reliable,
Securely achieve and generated electricity using Ocean Tidal Current Energy, so as to overcome the shortcomings of existing Ocean Tidal Current Energy electricity generation system.
In order to solve the above technical problems, a kind of Ocean Tidal Current Energy electricity generation system of the utility model offer, including fixed mechanism,
Energy by ocean current generating set and signal monitoring mechanism；
The fixed mechanism includes floating body, fix bar, horizontal support bar and workbench, and the float is on sea
On, seabed is fixed in its underpart by anchor chain, and the fix bar is fixed on the floating body, and the horizontal support bar is vertically fixed
The fix bar the water surface with lower part, the workbench is vertically fixed on the water surface above section of the fix bar；
The energy by ocean current generating set includes underwater component and component waterborne, and the underwater component includes the leaf being sequentially connected
Piece, wheel hub, generator and Yawing mechanism, blade pitch device are provided with the wheel hub, the Yawing mechanism is arranged on the generator
Between horizontal support bar, for driving the underwater component straight relative to horizontal support bar yaw rotation, the underwater component
Connect submergence in the seawater；
The component waterborne includes the current transformer being connected by extra large cable with the generator, and passes through extra large cable and the driftage
The switch board that mechanism, blade pitch device and generator connect, the current transformer and switch board are arranged on the workbench；
The signal monitoring mechanism includes the current meter being connected with the switch board, and the current meter is arranged on the level
On support bar, for monitoring the current direction change of energy by ocean current in real time.
As a kind of improvement of the present utility model, the Ocean Tidal Current Energy electricity generation system also includes hoisting mechanism, described to carry
Rising mechanism includes lifting device and Lifting Control System, and the lifting device is arranged on around the fix bar, its underpart and institute
State horizontal support bar to be fixedly connected, its top is flexibly connected with the workbench；The Lifting Control System is arranged on described
On workbench, for controlling the lifting device to be moved up and down along the fix bar, and then the energy by ocean current generator is driven
The underwater component elevating movement of group.
Further improve, the Ocean Tidal Current Energy electricity generation system includes underwater group of two sets of energy by ocean current generating sets
Part, two sets of underwater components are symmetricly set on the both ends of the horizontal support bar, and two sets of underwater components are and institute
State component connection waterborne.
Further improve, the Ocean Tidal Current Energy electricity generation system also includes underwater sealing mechanism, the underwater sealing mechanism
Including the rotatory sealing being arranged between the blade and wheel hub, the static seal being arranged between the wheel hub and generator, with
And it is arranged on the plug seal nipple between the extra large cable and underwater each connection member.
Further improve, the signal monitoring mechanism also includes the change oar sensor and generator being connected with the switch board
Sensor, the change oar sensor are arranged on the hub interior, and the generating transducer is arranged on the generator.
Further improve, the underwater component axial centre is provided with hollow shaft, and the hollow shaft is used for through the control
The cable that cabinet is connected with blade pitch device.
Further improve, the blade is twayblade or three blades.
Further improve, the generator uses magneto alternator.
After such design, the utility model at least has advantages below：
1st, the utility model uses float type marine tidal current energy generating system, and is direct drive wind power unit, by by sea
Stream energy Wind turbines are divided into underwater component and component waterborne, and safe and reliable realization utilizes energy by ocean current to generate electricity；Also by setting sea
Flowmeter, the current direction change of energy by ocean current can be monitored in real time, and yaw direction is adjusted according to the change in real time and becomes oar direction, it is high
Effect ensures that energy by ocean current is converted into electric energy, and reduces the loss that electric energy generates electricity by way of merging two or more grid systems.
2nd, the utility model becomes oar sensor and generating transducer by setting, and can ensure generating set operation can
By property.
3rd, the utility model can improve the security and convenience of Wind turbines O＆M by setting hoisting mechanism.
The utility model realizes the master-plan of Ocean Tidal Current Energy electricity generation system and technical comprehensive, reliability and advanced
Property.
Brief description of the drawings
Above-mentioned is only the general introduction of technical solutions of the utility model, in order to better understand technology hand of the present utility model
Section, below in conjunction with accompanying drawing, the utility model is described in further detail with embodiment.
Fig. 1 is the general structure schematic diagram of the utility model Ocean Tidal Current Energy electricity generation system；
Fig. 2 is the structural representation of direct-driving type generating set in the utility model Ocean Tidal Current Energy electricity generation system.
Embodiment
Referring to the drawings shown in 1 and 2, the present embodiment Ocean Tidal Current Energy electricity generation system, including fixed mechanism, hoisting mechanism, sea
Stream can generating set and signal monitoring mechanism.
The fixed mechanism includes floating body 3, fix bar 5, horizontal support bar 4 and workbench 6.The floating body 3 swims in sea
On, seabed is fixed in its underpart by anchor chain 12, that is, is connected firmly on sea bed, is for supporting whole Ocean Tidal Current Energy to generate electricity
System, ensure the safety of system.The fix bar 5 is fixed on floating body 3, and the horizontal support bar 4 is vertically fixed on the water of the fix bar 5
Face is vertically fixed on the water surface above section of the fix bar 5 with lower part, the workbench 6.
The energy by ocean current generating set includes underwater component and component waterborne, and the underwater component includes the blade being sequentially connected
21st, wheel hub 22, generator 24 and Yawing mechanism 25.Blade pitch device 26 is provided with the wheel hub 22, the Yawing mechanism 25 is arranged on this
Between generator 24 and horizontal support bar 4, for driving the underwater component relative to the yaw rotation of horizontal support bar 4 up to 180 °.
The blade 21 is twayblade in the present embodiment, can also use three blade constructions certainly.The generator is same using permanent magnetism
Walk generator.
The component waterborne includes the current transformer 8 being connected by extra large cable 7 with the generator, and passes through extra large cable 7 and the driftage machine
The switch board 9 that structure 25, blade pitch device 26 and generator 24 connect.The current transformer 8 and switch board 9 are arranged at the workbench 6
On, first, in order to easy to operate, second, electric elements are more, placement is serious in the event of leakage consequence under water, improves the hair
The security of electric system.
The Ocean Tidal Current Energy electricity generation system includes the underwater component of two sets of energy by ocean current generating sets, such as water in the present embodiment
Lower component 1 and underwater component 2.The symmetrical both ends for being arranged on the horizontal support bar 4 of two sets of underwater components, and two sets
The underwater component is connected with the component waterborne.So can keep level support bar 4 stress balance, and can avoids foundation pile
The generating efficiency of 3 interference and then influence generating set on ocean current, improves ocean current capture rate.
The hoisting mechanism includes lifting device 13 and Lifting Control System 10, and the lifting device 13 is arranged on the fix bar 5
Around, its underpart is fixedly connected with the horizontal support bar 4, and its top is flexibly connected with the workbench 6；The Lifting Control System
10 are arranged on the workbench 6, for controlling the lifting device 13 to be moved up and down along the fix bar 5.So the energy by ocean current is sent out
The underwater component normal condition of group of motors is transferred to run in seawater and generated electricity, and can propose that sea level is repaired when needed, convenient to be somebody's turn to do
The O＆M operation of system and lifting security.
The signal monitoring mechanism includes the current meter 11 being connected with the switch board 9, and the current meter 11 is arranged on level branch
On strut 4, for monitoring the current direction change of energy by ocean current in real time.Changed in trend flood tide, ebb tide direction, by current meter
The signal that 11 monitoring obtain, switch board 9 is transferred to by extra large cable 7, switch board 9 sends control instruction to Yawing mechanism 25, driftage
Mechanism 25 drives generating set to adapt to direction of tide and rotated；But flood tide, ebb tide are not being started to sometimes, current direction is also to send out
Raw small range change, the obtained signal is now monitored by current meter 11, switch board 9 send control instruction by extra large cable 7,
Central shaft 27 arrives blade pitch device 26, and blade pitch device 26 with movable vane piece 21 adjust in the range of 90 ° of blade pitch angle；Certainly,
Yawing mechanism 25 and blade pitch device 26 can according to circumstances be controlled while adjusted, ensure that generating set all the time along current direction, carries
High energy by ocean current utilization ratio.
The underwater component axial centre is provided with hollow shaft 27 in the present embodiment, and the hollow shaft 27 is used for through the switch board 9
The cable 7 being connected with blade pitch device.
The Ocean Tidal Current Energy electricity generation system also includes underwater sealing mechanism in the present embodiment, and the underwater sealing mechanism includes setting
The rotatory sealing 41 between the blade 21 and wheel hub 22, the static seal 42 being arranged between the wheel hub 22 and generator are put, with
And it is arranged on the plug seal nipple 43 between the extra large cable 7 and underwater each connection member.Rotatory sealing 41 ensure rotatable parts it
Between normal rotational movement without producing leakage, static seal 42 ensure that between connection member seawater can not be revealed, plug seal nipple
43 can play sealing function, and easy to operate.
In order to further improve the O＆M security of the electricity generation system, the signal monitoring mechanism also includes and the switch board 9
The change oar sensor 51 and generating transducer 52 of connection, the change oar sensor 51 are arranged on inside the wheel hub 22, the generator
Sensor 52 is arranged on inside the generator 24.If there is seawater leakage, become oar sensor 51, generating transducer 52 will be sent
Alarm signal is to switch board 9.Start Lifting Control System 10 if necessary, generating set is proposed that sea level is entered by lifting device 5
Row Inspection and maintenance；Certainly, change oar sensor 51, the generating transducer 52 can also monitor other signals of generating set, such as
The signals such as temperature, pressure, alarm is sent when beyond early warning value.
During the utility model Ocean Tidal Current Energy electricity generation system normal operation, ocean current promotes blade 21, wheel hub 22 to rotate, impeller
Seawater kinetic energy is captured, directly drives generator rotation, seawater kinetic energy is converted into electric energy, electric energy is by the extra large cable that connects with generator
7 are transferred to current transformer 8, are connected to the grid system by current transformer 8.The Ocean Tidal Current Energy electricity generation system can send 690V alternating currents,
Booster stations are accessed through current transformer 8, are generated electricity by way of merging two or more grid systems.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, those skilled in the art make a little simple modification, equivalent variations or modification using the technology contents of the disclosure above,
Fall in the scope of protection of the utility model.
Claims (8)
1. a kind of Ocean Tidal Current Energy electricity generation system, it is characterised in that including fixed mechanism, energy by ocean current generating set and signal monitoring
Mechanism；
The fixed mechanism includes floating body, fix bar, horizontal support bar and workbench, the float across the sea, its
Seabed is fixed in bottom by anchor chain, and the fix bar is fixed on the floating body, and the horizontal support bar is vertically fixed on institute
The water surface of fix bar is stated with lower part, the workbench is vertically fixed on the water surface above section of the fix bar；
The energy by ocean current generating set includes underwater component and component waterborne, blade that the underwater component includes being sequentially connected,
Wheel hub, generator and Yawing mechanism, blade pitch device are provided with the wheel hub, the Yawing mechanism is arranged on the generator and water
Between flat support bar, for driving the underwater component directly to be soaked relative to horizontal support bar yaw rotation, the underwater component
Not in the seawater；
The component waterborne includes the current transformer being connected by extra large cable with the generator, and passes through extra large cable and the driftage machine
The switch board that structure, blade pitch device and generator connect, the current transformer and switch board are arranged on the workbench；
The signal monitoring mechanism includes the current meter being connected with the switch board, and the current meter is arranged on the horizontal support
On bar, for monitoring the current direction change of energy by ocean current in real time.
2. Ocean Tidal Current Energy electricity generation system according to claim 1, it is characterised in that the Ocean Tidal Current Energy electricity generation system
Also include hoisting mechanism, the hoisting mechanism includes lifting device and Lifting Control System, and the lifting device is arranged on described
Around fix bar, its underpart is fixedly connected with the horizontal support bar, and its top is flexibly connected with the workbench；It is described to carry
Set-up of control system is risen on the workbench, for controlling the lifting device to be moved up and down along the fix bar, and then
Drive the underwater component elevating movement of the energy by ocean current generating set.
3. Ocean Tidal Current Energy electricity generation system according to claim 1, it is characterised in that the Ocean Tidal Current Energy electricity generation system
Include the underwater component of two sets of energy by ocean current generating sets, two sets of underwater components are symmetricly set on the horizontal support bar
Both ends, and two sets of underwater components are connected with the component waterborne.
4. Ocean Tidal Current Energy electricity generation system according to claim 1, it is characterised in that the Ocean Tidal Current Energy electricity generation system
Also include underwater sealing mechanism, rotatory sealing that the underwater sealing mechanism includes being arranged between the blade and wheel hub, set
The static seal between the wheel hub and generator is put, and the plug being arranged between the extra large cable and underwater each connection member
Seal nipple.
5. the Ocean Tidal Current Energy electricity generation system according to any one of Claims 1-4, it is characterised in that the signal monitoring
Mechanism also includes the change oar sensor and generating transducer being connected with the switch board, and the change oar sensor is arranged on described
Hub interior, the generating transducer are arranged on the generator.
6. Ocean Tidal Current Energy electricity generation system according to claim 5, it is characterised in that the underwater component axial centre is set
There is hollow shaft, the hollow shaft is used for the cable being connected through the switch board with blade pitch device.
7. Ocean Tidal Current Energy electricity generation system according to claim 1, it is characterised in that the blade is twayblade or three leaves
Piece.
8. Ocean Tidal Current Energy electricity generation system according to claim 1, it is characterised in that the generator uses permanent-magnet synchronous
Generator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855882.9U CN207111295U (en) | 2017-07-14 | 2017-07-14 | A kind of Ocean Tidal Current Energy electricity generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855882.9U CN207111295U (en) | 2017-07-14 | 2017-07-14 | A kind of Ocean Tidal Current Energy electricity generation system |
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| CN207111295U true CN207111295U (en) | 2018-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191315A (en) * | 2017-07-14 | 2017-09-22 | 国电联合动力技术有限公司 | A kind of Ocean Tidal Current Energy electricity generation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191315A (en) * | 2017-07-14 | 2017-09-22 | 国电联合动力技术有限公司 | A kind of Ocean Tidal Current Energy electricity generation system |
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