CN204553079U - A kind of marine tidal-current energy generator group - Google Patents
A kind of marine tidal-current energy generator group Download PDFInfo
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- CN204553079U CN204553079U CN201520197656.7U CN201520197656U CN204553079U CN 204553079 U CN204553079 U CN 204553079U CN 201520197656 U CN201520197656 U CN 201520197656U CN 204553079 U CN204553079 U CN 204553079U
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- current energy
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- energy generator
- generator group
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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
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Abstract
The utility model discloses a kind of marine tidal-current energy generator group, comprise tidal current energy water turbine group, main backstop, float type marine platform and yaw system, described float type marine platform is provided with the hole for being elevated tidal current energy water turbine group, described main backstop is through this hole, its underpart is fixedly connected with tidal current energy water turbine group, its top is fixedly connected with yaw system, and described yaw system is by going off course stent support above described float type marine platform.The yaw system of the utility model marine tidal-current energy generator group is arranged on sea level, and send related data by ocean environment monitoring system to master control system, the driftage of yaw system is controlled again by master control system, when can realize bi-directional current, the whole of energy catch, extend available generating dutation, improve the generating efficiency of marine tidal-current energy generator group.The utility model marine tidal-current energy generator group structure is simple, easy to maintenance.
Description
Technical field
The utility model relates to marine tidal-current energy technical field of power generation, particularly relates to a kind of marine tidal-current energy generator group.
Background technique
Existing marine tidal-current energy generator group is general without yaw system, adopt the power generating equipment of Double-directional rotary, energy capture when realizing two-way incoming flow by wide-angle pitch-controlled system, or only catch the energy of unidirectional trend, also have plenty of and gone off course by yaw adjustment device, main dependence hydrodynamic(al) performance regulates, as open in utility application (application publication number: CN103758688A): the upper pylon of tidal current energy water turbine yaw adjustment device is arranged on by yaw device and is fixed on the lower pylon of base, two adjusting vanes are symmetricly set on the outside of pylon respectively, lower pylon passes through main shaft successively, two radial bearings, upper bearing bracket and step and upper bearing bracket form radial rotary type and are connected, axial thrust bearing and sealing mechanism is provided with between upper pylon and lower pylon.When there is yaw angle, the moment of torsion sum non-zero that adjusting vane produces, the direction that the moment of torsion of non-zero makes pylon and turbine proper reduce to yaw angle rotates, until when to rotate to yaw angle be the position of zero, the torque of two symmetrical adjusting vane generations is equal, direction is contrary, moment of torsion reaches balance, realizes the adjustment of driftage.And the Yawing mechanism of this tidal current energy water turbine is placed under water, driftage structure becomes complicated, but also needs otherwise designed sealing configuration, and makes later maintenance complicated; This technology relies on hydrodynamic(al) performance to go off course in addition, then higher to the designing requirement of blade, adds cost.
The wind energy conversion system yaw system also had, as the yaw system in utility model patent (application publication number: CN102341595A) comprises the bearing be fixed on pylon, cabin is settled on the bearing and is slided on the bearing in yawing rotation; And be arranged to allow at least one yaw motor of being rotated along bearing of cabin, with the control mechanism controlling this yaw motor.This driftage control mechanism needs to send instruction according to the change of wind direction to yaw system in real time, to reach power optimized, again due to variable direction, improves the requirement of control system, makes overall generator set more complicated.
As can be seen here, the yaw system of above-mentioned existing marine tidal-current energy generator group, in structure, method and use, obviously still has inconvenience and defect, and is urgently further improved.How to found the new marine tidal-current energy generator group that a kind of structure is simple, easy to maintenance, become the target that current industry pole need be improved.
Model utility content
The technical problems to be solved in the utility model is to provide a kind of structure marine tidal-current energy generator group simple, easy to maintenance, makes it overcome the deficiency of existing marine tidal-current energy generator group.
For solving the problems of the technologies described above, the utility model provides a kind of marine tidal-current energy generator group, comprise tidal current energy water turbine group, main backstop, float type marine platform and yaw system, described float type marine platform is provided with the hole for being elevated tidal current energy water turbine group, described main backstop is through this hole, its underpart is fixedly connected with tidal current energy water turbine group, and its top is fixedly connected with yaw system, and described yaw system is by going off course stent support above described float type marine platform.
Improve as one of the present utility model, described driftage support comprises support platform and supporting leg, and described support platform is provided with the pilot hole coordinating main backstop lifting, and described supporting leg is fixedly connected between support platform and float type marine platform.
Further improvement, described yaw system comprises yaw drive and driftage bearing, described yaw axis is contracted and is drawn together yaw axis bearing outer-ring and driftage bearing inner race, described yaw drive drives the fixing lower of fixing frame to be in transmission connection with driftage bearing inner race in driftage, described driftage bearing inner race is fixedly connected with the top of described main backstop, described yaw axis bearing outer-ring drives fixing frame to be fixedly connected with described driftage, and described driftage drives fixing frame to be fixedly connected with support platform.
Further improvement, described yaw drive is in transmission connection by gears meshing mode with driftage bearing inner race; Described driftage bearing inner race is fixedly connected with by pinboard with the top of described main backstop.
Further improvement, described driftage drives between fixing frame and support platform and is provided with mistake proofing cooperating structure.
Further improvement, described marine tidal-current energy generator group also comprises lifting gear.
Further improvement, described marine tidal-current energy generator group also comprises the ocean environment monitoring system be connected with this generator set master control system, this parameter information for detecting temperature, salinity, strength of current, the direction of tide parameter of ocean environment, and is sent to the master control system of this generator set by described ocean environment monitoring system.
Further improvement, described ocean environment monitoring Operation system setting is below described float type marine platform.
Further improvement, described yaw system also comprises braking mechanism.
Adopt above-mentioned technological scheme, the utility model at least has the following advantages:
1. the driftage vibrational power flow of the utility model marine tidal-current energy generator group is on sea level, both complicated sealing configuration when being arranged under sea level by yaw system can have been saved, the situation of Marine Pollution when yaw system can be avoided again to occur the problems such as leakage of oil, environmental protection.
2. the utility model marine tidal-current energy generator group feeds back to master control system by the data information measured by ocean environment monitoring system, the driftage of yaw system is controlled by master control system, when can realize bi-directional current, the whole of energy catch, extend available generating dutation, improve the generating efficiency of marine tidal-current energy generator group.
3. water turbine set can be promoted to more than sea level by lifting gear by the utility model marine tidal-current energy generator group, is beneficial to the inspection and maintenance of generator set.
Accompanying drawing explanation
Above-mentioned is only the general introduction of technical solutions of the utility model, and in order to better understand technological means of the present utility model, below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model marine tidal-current energy generator group;
Fig. 2 is ideally tidal current speed curve synoptic diagram.
Embodiment
With reference to shown in accompanying drawing 1, the utility model marine tidal-current energy generator group comprises: tidal current energy water turbine group 1, main backstop 2, float type marine platform 3 and yaw system.The bottom of main backstop 2 is fixedly connected with tidal current energy water turbine group 1, and its top is fixedly connected with yaw system, and yaw system is supported on float type marine platform 3 by driftage support 4.
Tidal current energy water turbine group 1 comprises cabin and at least two blades, and this cabin is fixedly connected with the bottom of main backstop 2.
Float type marine platform 3 rests on sea level, is berthed by anchor chain 11, and quantity and the Platform Designing of anchor chain 11 require to mate, and has the hole risen to for tidal current energy water turbine group 1 on sea level in the middle of it.
Driftage support 4 comprises support platform 402 and its supporting leg 401.Support platform 402 is in order to support whole yaw system and accessory thereof.The centre of support platform 402 is provided with the pilot hole coordinating main backstop 2 to promote, in order to the leading role when tidal current energy water turbine group 1 promotes.Supporting leg 401 is in order to be supported on float type marine platform 3 by support platform 402, and its quantity can configure according to the requirement of reality.Supporting leg 401 is fixedly connected on support platform 402 with on float type marine platform 3 by welding or other modes.
Yaw system comprises yaw drive 5, driftage drives fixing frame 8 and driftage bearing 7.Wherein, at least a set of yaw drive 5 is contained in yaw system.Yaw drive 5 is arranged on driftage and drives on fixing frame 8, and driftage drives fixing frame 8 to be positioned to coordinate above support platform 402 and with support platform 402 is installed, as being fixedly connected with by bolt 12.Preferred driftage drives fixing frame 8 that the surface of contact of support platform 402 is provided with fixing mistake proofing cooperating structure, and preventing driftage from driving fixing frame 8 installation to make mistakes affects the normal work of marine tidal-current energy yaw system.
Driftage bearing 7 is positioned at the top that driftage drives fixing frame 8, comprises yaw axis bearing outer-ring 702 and driftage bearing inner race 701.Yaw axis bearing outer-ring 702 drives fixing frame 8 to be fixed to be connected with driftage by bolt 13, driftage bearing inner race 701 is fixedly connected with by the top of pinboard 6 with main backstop 2, as pinboard 6 is fixedly connected with driftage bearing inner race 701 by bolt 14, be fixedly connected with by the top of bolt 15 with main backstop 2.Yaw drive 5 drives driftage to drive inner ring 701 to rotate, and the preferred meshed transmission gear mode of its kind of drive, also can adopt the hydraulic driving kind of drive or other kinds of drive.Namely the working principle of yaw system is: yaw drive 5 drives driftage bearing inner race 701 to rotate, driftage bearing inner race 701 drives pinboard 6 to rotate, drive main backstop 2 to rotate simultaneously, and then drive tidal current energy water turbine group 1 to rotate, then complete the yaw maneuver of marine tidal-current energy generator group.
This marine tidal-current energy generator group also comprises lifting gear, and this lifting gear can adopt arbitrary lift structure in prior art, is beneficial to water turbine set and is promoted to after more than sea level and carries out inspection and maintenance.In the present embodiment, preferred lifting gear comprises lifting motive power wheel 9, lifting bracket 403 and chain.Promote the upper surface that motive power wheel 9 is fixedly installed on float type marine platform 3.Lifting bracket 403 is fixedly mounted on the lower surface of support platform 402, and which is provided with pulley.One end of chain is connected with the cabin of tidal current energy water turbine group 1, and after walking around pulley in the middle part of it, the other end is connected with lifting motive power wheel 9.When water turbine set 1 needs to promote, lifting chain, under the drive promoting motive power wheel 9, is promoted water turbine set 1 by pulley, is beneficial to the inspection and maintenance of water turbine set 1.Wherein, lifting bracket 403 and support platform 402 also can be integral structure.
When tidal current energy water turbine group 1 needs to promote, need staff's demounting bolt 12, now whole yaw system is connected with tidal current energy water turbine group 1, and start lifting gear 9, main backstop 2 carries out vertical-lifting by the leading role of support platform 402 intermediate hole; When tidal current energy water turbine group 1 needs landing playback, start lifting gear 9, driftage drives fixing frame 8 to coordinate with support platform 402 gradually, and after the mistake proofing cooperating structure when is between the two worked good, fixed installation, marine tidal-current energy generator group can normally work.
This marine tidal-current energy generator group also comprises the ocean environment monitoring system 10 be connected with master control system, ocean environment monitoring system 10 can be arranged on the rational position of the bottom of ocean platform 3, for measurement and the feedback of ocean environment parameter, comprise the other desired parameters such as temperature, salinity, strength of current, direction of tide, but be not limited only to described parameter.
Measure according to the direction of tide of reality, the direction of trend is incoming flow substantially and goes to flow both direction, and therefore the driftage of unit is in the driftage between 0 °-180 ° substantially.The main working process of this marine tidal-current energy generator group is as follows:
When coming to time as shown in Figure 1 of trend, tidal current energy water turbine group 1 carries out energy capture normal power generation.Can show that actual strength of current and direction are similar to the situation shown in accompanying drawing 2 by marine environmental monitoring system 10: from initial 0 position, the direction of trend is forward, and flow velocity slowly increases, reach the highest at about 6 position flow velocitys, later flow velocity slowly reduces, and is zero at about 12 position flow velocitys; After crossing at 12, direction of tide changes, and tidal current speed is similar to the situation of 0-12 point.
When marine environmental monitoring system 10 detects that tidal current speed is when 12 positions are 0, signal is sent to master control system, master control system instruction tidal current energy water turbine group 1 starts driftage, namely controlling yaw drive 5 drives driftage bearing inner race 701 to rotate, driftage bearing inner race 701 drives pinboard 6 to rotate, drive main backstop 2 to rotate simultaneously, and then drive tidal current energy water turbine group 1 to rotate, to complete the yaw maneuver of marine tidal-current energy generator group.After driftage, the flow path direction of meeting of tidal current energy water turbine group 1 is opposite direction in accompanying drawing 1.
In order to tidal current energy water turbine group 1 can be made to be fixed on a certain yaw angle, this marine tidal-current energy generator group yaw system also needs to increase corresponding brake appts.This brake appts can adopt any braking mechanism mated with this yaw system in prior art.
The utility model marine tidal-current energy generator group adopts the yawing system construction be arranged on above float type marine platform, and when can realize bi-directional current, the whole of energy catch, and extend available generating dutation, improve the generating efficiency of marine tidal-current energy generator group.
The driftage vibrational power flow of the utility model marine tidal-current energy generator group is on sea level, can save by driftage vibrational power flow under sea level time complicated sealing configuration, and avoid the situation of Marine Pollution when the problems such as leakage of oil appear in driftage structure, environmental protection, easy to maintenance.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection domain of the present utility model.
Claims (9)
1. a marine tidal-current energy generator group, it is characterized in that, comprise tidal current energy water turbine group, main backstop, float type marine platform and yaw system, described float type marine platform is provided with the hole for being elevated tidal current energy water turbine group, described main backstop is through this hole, its underpart is fixedly connected with tidal current energy water turbine group, and its top is fixedly connected with yaw system, and described yaw system is by going off course stent support above described float type marine platform.
2. marine tidal-current energy generator group according to claim 1, it is characterized in that, described driftage support comprises support platform and supporting leg, and described support platform is provided with the pilot hole coordinating main backstop lifting, and described supporting leg is fixedly connected between support platform and float type marine platform.
3. marine tidal-current energy generator group according to claim 2, it is characterized in that, described yaw system comprises yaw drive and driftage bearing, described yaw axis is contracted and is drawn together yaw axis bearing outer-ring and driftage bearing inner race, described yaw drive drives the fixing lower of fixing frame to be in transmission connection with driftage bearing inner race in driftage, described driftage bearing inner race is fixedly connected with the top of described main backstop, described yaw axis bearing outer-ring drives fixing frame to be fixedly connected with described driftage, and described driftage drives fixing frame to be fixedly connected with support platform.
4. marine tidal-current energy generator group according to claim 3, is characterized in that, described yaw drive is in transmission connection by gears meshing mode with driftage bearing inner race; Described driftage bearing inner race is fixedly connected with by pinboard with the top of described main backstop.
5. marine tidal-current energy generator group according to claim 3, is characterized in that, described driftage drives between fixing frame and support platform and is provided with mistake proofing cooperating structure.
6. marine tidal-current energy generator group according to claim 2, is characterized in that, described marine tidal-current energy generator group also comprises lifting gear.
7. marine tidal-current energy generator group according to claim 1, it is characterized in that, described marine tidal-current energy generator group also comprises the ocean environment monitoring system be connected with this generator set master control system, this parameter information for detecting temperature, salinity, strength of current, the direction of tide parameter of ocean environment, and is sent to the master control system of this generator set by described ocean environment monitoring system.
8. marine tidal-current energy generator group according to claim 7, is characterized in that, described ocean environment monitoring Operation system setting is below described float type marine platform.
9. the marine tidal-current energy generator group according to any one of claim 1 to 8, is characterized in that, described yaw system also comprises braking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520197656.7U CN204553079U (en) | 2015-04-02 | 2015-04-02 | A kind of marine tidal-current energy generator group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520197656.7U CN204553079U (en) | 2015-04-02 | 2015-04-02 | A kind of marine tidal-current energy generator group |
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| CN204553079U true CN204553079U (en) | 2015-08-12 |
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| CN201520197656.7U Withdrawn - After Issue CN204553079U (en) | 2015-04-02 | 2015-04-02 | A kind of marine tidal-current energy generator group |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763581A (en) * | 2015-04-02 | 2015-07-08 | 国电联合动力技术有限公司 | Tidal current energy generator set and yawing method thereof |
| WO2019011134A1 (en) * | 2017-07-14 | 2019-01-17 | 国电联合动力技术有限公司 | Ocean tidal current energy power generating system |
| CN111255621A (en) * | 2020-03-12 | 2020-06-09 | 广州萧浦科技有限公司 | Tidal power generation bidirectional power generation equipment |
| CN112197985A (en) * | 2020-08-17 | 2021-01-08 | 南方电网调峰调频发电有限公司 | Unit supporting platform for pumped storage dynamic characteristic model test |
| CN116906248A (en) * | 2023-09-13 | 2023-10-20 | 烟台威浮海洋科技有限公司 | Device for generating electricity by means of water flow |
-
2015
- 2015-04-02 CN CN201520197656.7U patent/CN204553079U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763581A (en) * | 2015-04-02 | 2015-07-08 | 国电联合动力技术有限公司 | Tidal current energy generator set and yawing method thereof |
| CN104763581B (en) * | 2015-04-02 | 2017-05-24 | 国电联合动力技术有限公司 | Tidal current energy generator set and yawing method thereof |
| WO2019011134A1 (en) * | 2017-07-14 | 2019-01-17 | 国电联合动力技术有限公司 | Ocean tidal current energy power generating system |
| US10982646B2 (en) | 2017-07-14 | 2021-04-20 | Guodian United Power Technology Company Ltd. | Ocean tidal current energy power generating system |
| AU2018300485B2 (en) * | 2017-07-14 | 2023-06-22 | Guodian United Power Technology Company Ltd. | Ocean tidal current energy power generating system |
| CN111255621A (en) * | 2020-03-12 | 2020-06-09 | 广州萧浦科技有限公司 | Tidal power generation bidirectional power generation equipment |
| CN112197985A (en) * | 2020-08-17 | 2021-01-08 | 南方电网调峰调频发电有限公司 | Unit supporting platform for pumped storage dynamic characteristic model test |
| CN116906248A (en) * | 2023-09-13 | 2023-10-20 | 烟台威浮海洋科技有限公司 | Device for generating electricity by means of water flow |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150812 Effective date of abandoning: 20170524 |
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| AV01 | Patent right actively abandoned |