CN204984728U - Power generation facility can be united to marine wind power and ocean trend - Google Patents

Power generation facility can be united to marine wind power and ocean trend Download PDF

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Publication number
CN204984728U
CN204984728U CN201520526666.0U CN201520526666U CN204984728U CN 204984728 U CN204984728 U CN 204984728U CN 201520526666 U CN201520526666 U CN 201520526666U CN 204984728 U CN204984728 U CN 204984728U
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China
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power generation
current energy
offshore wind
tidal
generator
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许世森
徐越
杨剑
李腾
马铭远
李启明
刘大为
田仲伟
方芳
钟祎勍
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Huaneng Clean Energy Research Institute
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Huaneng Clean Energy Research Institute
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/727Offshore wind turbines

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  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Wind Motors (AREA)

Abstract

The utility model provides a power generation facility can be united to marine wind power and ocean trend mainly includes offshore wind power generation subsystem, trend ability power generation subsystem, supports basic system and electric energy conveying system, the offshore wind power generation subsystem is fixed in more than the sea level through supporting the basic system, and the support basic system is single pile formula basis form, and trend ability power generation subsystem passes through L type support frame and installs on support basic system next door, and the electricity that electric energy conveying system is quick -witted with offshore wind power generation and the trend generator sends is carried in the electric wire netting in the lump, the utility model discloses the limited space resources in make full use of ocean improves the marine resources utilization ratio, increases offshore wind farm economic benefits to the trend can power generation subsystem have the driftage function, can fully acquire the trend can, improve equipment's electricity generation rate.

Description

A kind of offshore wind farm and Ocean Tidal Current Energy combined power generation device
Technical field
The utility model relates to offshore wind farm and power generation with marine energy technical field, particularly a kind of offshore wind farm and Ocean Tidal Current Energy combined power generation device.
Background technique
Along with domestic to the sustainable growth of energy demand, the non-renewable resources such as oil are faced with day by day exhausted trend, and renewable energy sources is more and more subject to concern and the attention of people.Clean industry as a kind of Novel pollution-free, marine wind electric field has started to set up in China, and offshore wind farm technology has started to find broad application.Same rich reserves, widely distributed marine tidal-current energy are also subject to the favor of various countries, have DEVELOPMENT PROSPECT and commercial value.Residing for both electricity generating devices, environment is ocean, by offshore wind farm and tidal current energy generating equipment cogeneration, can effectively utilize confined space resource, reduces cost of electricity-generating, improves comprehensive electric generating ability.
Because traditional marine tidal-current energy power generating equipment adopts leaf structure mostly, mounting point is comparatively fixing, and change when trend flows to, equipment cannot obtain energy completely, reduces equipment generating efficiency.In addition, three kinds of conventional means of fixation of marine tidal-current energy power generating equipment carrier---pile-column, floating type and seat seabed formula, have its shortcoming separately: seat sea formula is lower near seabed flow velocity, is not easy to maintenance maintenance and reclaims; Floating type anchoring is comparatively large by Lidar Equation, and stability is not good; Though pile-column is relatively stable, cost is higher.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide a kind of offshore wind farm and Ocean Tidal Current Energy combined power generation device, share same brace foundation, reduce development cost, add marine wind electric field economic benefit, and the novel tidal current energy generating equipment used has driftage function, fully can obtain marine tidal-current energy, the Generation Rate of raising equipment, thus make full use of ocean confined space resource, improve marine resources utilization ratio.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of offshore wind farm and Ocean Tidal Current Energy combined power generation device, comprising:
For realizing the Oversea wind power generation subtense angle 1 of wind-power electricity generation;
For realizing the marine tidal-current energy power generation sub-system 2 of marine tidal-current energy generating;
For described Oversea wind power generation subtense angle 1 being fixed on more than sea level and described marine tidal-current energy power generation sub-system 2 being fixed on following brace foundation system 3;
And, for described Oversea wind power generation subtense angle 1 and marine tidal-current energy power generation sub-system 2 electricity being transported in the lump the power delivery system 4 in electrical network.
Described Oversea wind power generation subtense angle 1 comprises blade 1-1, blade 1-1 connects gear-box 1-3 by rotating shaft 1-2, gear-box 1-3 is connected with generator one 1-4, blade 1-1 is rotated wind energy thus driven gear case 1-3 provides power to generate electricity to generator one 1-4, and institute's electricity is outwards carried by the cable 4-2 be connected with generator one 1-4.
Described marine tidal-current energy power generation sub-system 2 comprises conical solid of rotation 2-1, the afterbody of conical solid of rotation 2-1 is connected with the motor shaft 2-5 of generator two 2-2 by bearing 2-4, generator two 2-2 is arranged on L-type supporting frame 2-3, sea tide provides power to generate electricity by the rotation of conical solid of rotation 2-1 to generator two 2-2, and institute's electricity is outwards carried by the cable 4-2 be connected with generator two 2-2.
Described conical solid of rotation 2-1 is provided with equally spaced archimedean spiral groove, is provided with the Archimedian screw plate 2-6 perpendicular to groove in spiral chute.
Described marine tidal-current energy power generation sub-system 2 is provided with direction sensor 2-8, be used for receive trend flow to information.
The yaw device 2-7 for changing tidal current energy generating equipment direction is provided with in described L-type supporting frame 2-3.
Described brace foundation system 3 is single pile formula fondational structure, is fixed on seabed.
Described power delivery system 4 comprises the cable 4-2 be connected with marine tidal-current energy power generation sub-system 2 output power with described Oversea wind power generation subtense angle 1, cable 4-2 is connected with transformer 4-1, the electric energy of transformer 4-1 to input carries out integration process, and the electric power integrated after process is delivered to electrical network.
The utility model can adopt control system to carry out Generation Control, and described control system comprises:
Marine tidal-current energy control card 8, receives marine tidal-current energy power generation sub-system 2 and contains the sensor information of directioin parameter and react;
Offshore wind turbine control card 9, receives the sensor information of Oversea wind power generation subtense angle 1 containing wind speed, generator speed, power parameter and reacts;
Environmental Kuznets Curves card 10, receives surrounding enviroment information and reacts;
Transformer switch control card 11, is connected with environmental Kuznets Curves card 10, the start and stop of control transformer 4-1;
Fast router 7, realize communication function, described marine tidal-current energy control card 8 is connected with the first I/O of fast router 7, second I/O of fast router 7 is connected with offshore wind turbine control card 9,3rd I/O of fast router 7 is connected with transformer control card 11 by environmental Kuznets Curves card 10
Process control machine 6, be connected with the 4th I/O of fast router 7, reception information also provides control command;
Control unit 5 on the bank, is connected with process control machine 6, provides remote control commands.
Described marine tidal-current energy control card 8, according to the direction sensor information received, according to the position of flow direction variation tidal current energy generating equipment surveying trend, makes the axis of tidal current energy generating equipment flow to consistent with trend, thus obtains maximum energy;
When described offshore wind turbine control card 9 is according to the wind speed received, generator speed, power parameter information, adjustment blower fan direction and the rotating speed of generator, thus reach and be in optimal operational condition, obtain the highest capture rate, the object that power steadily exports; Meanwhile, offshore wind turbine control card 9 receives in cabin the environmental information comprising temperature information, the working environment state in monitoring cabin;
Described environmental Kuznets Curves card 10 judges according to the environmental information received, and as being judged to be bad environments, then sending instruction and makes transformer switch control card 11 action, realize the shutdown of whole system to protect.
Compared with prior art, the utility model have employed a kind of new design structure, has the marine tidal-current energy conversion equipment of driftage function, high-absorbility, and have employed sea-borne wind power generation apparatus and tidal current energy generating equipment combined generating system, has the following advantages:
(1) sea-borne wind power generation apparatus and tidal current energy generating equipment share a single-pile foundation and the electrical equipment such as transformer, cable, save cost of device cost, take full advantage of wind energy, marine tidal-current energy renewable energy sources, improve the resource utilization in the confined space, add the economic benefit of equipment generating.
(2) novel, high-absorbility marine tidal-current energy power generating equipment is compared with traditional tidal current energy generating equipment: have driftage function, can adjust the direction of tidal current energy generating equipment, thus improves the generating efficiency of equipment.
(3) due to novel, that high-absorbility marine tidal-current energy power generating equipment have employed Archimedian screw plate form, abandoned traditional tidal current energy generating equipment blade shape, easy for installation, engineering construction cost is low, and maintenance and repair expense is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model tidal current energy generating equipment schematic diagram.
Fig. 3 is the control system schematic diagram of the utility model combined power generation device.
Embodiment
Mode of execution of the present utility model is described in detail below in conjunction with drawings and Examples.
With reference to Fig. 1, the concrete technological scheme of the utility model is: a set of offshore wind farm and marine tidal-current energy combined unit mainly comprise Oversea wind power generation subtense angle 1, marine tidal-current energy power generation sub-system 2, brace foundation system 3 and power delivery system 4 four part.Oversea wind power generation subtense angle 1 is fixed on more than sea level by brace foundation system 3, and brace foundation system 3 is single pile formula base form.Marine tidal-current energy power generation sub-system 2 is arranged on brace foundation system 3 side by L-type supporting frame.The electricity that offshore wind generating and tidal current generator send by power delivery system 4 is transported in electrical network in the lump.
Specifically, Oversea wind power generation subtense angle 1 comprises blade 1-1, rotating shaft 1-2, gear-box 1-3, generator one 1-4 tetra-major part.The blade 1-1 of blower fan outside is connected with cabin internal tooth roller box 1-3 by rotating shaft 1-2, and gear-box 1-3 is connected with generator one 1-4 again, and generator one 1-4 is connected with cable 4-2 and carries out power delivery.
With reference to Fig. 2, marine tidal-current energy power generation sub-system 2 comprises conical solid of rotation 2-1, generator 2-2 and L-type supporting frame 2-3 three parts.Wherein the afterbody of conical solid of rotation 2-1 is connected with the motor shaft 2-5 of generator 2-2 by bearing 2-4, and generator 2-2 is arranged on to be connected with cable 4-2 on L-type supporting frame 2-3 and carries out power delivery.Brace foundation system 3 is single pile formula fondational structure, is fixed on seabed.Transformer 4-1 integrates the electric energy that sea-borne wind power generation apparatus and tidal current energy generating equipment send and processes, and is transported on electrical network by electricity by cable 4-2.
Further, conical solid of rotation is provided with equally spaced archimedean spiral groove, be provided with the Archimedian screw plate 2-6 perpendicular to groove in spiral chute, the rear portion of conical solid of rotation 2-1 is directly connected with the motor shaft 2-5 of rear side generator 2-2, and centre is provided with bearing 2-4 and play fixed supporting role.Generator is fixed on single-pile foundation by L-type supporting frame 2-3, and marine tidal-current energy power generation sub-system 2 is provided with direction sensor 2-8, be used for receive trend flow to information.The direction that yaw device 2-7 is used for changing tidal current energy generating equipment is provided with in support.
With reference to Fig. 3, the control system of Oversea wind power generation and marine tidal-current energy combined power generation device comprises control unit 5, process control machine 6, fast router 7, marine tidal-current energy control card 8, air-blower control card 9, environmental Kuznets Curves card 10, transformer control card 11 on the bank.Marine tidal-current energy control card 8 is connected with the first I/O of fast router 7, second I/O of fast router 7 is connected with air-blower control card 9,3rd I/O of fast router 7 is connected with transformer control card 11 by environmental Kuznets Curves card 10,4th I/O of fast router 7 is connected with process control machine 6, and process control machine 6 is connected with control unit 5 on the bank.
Working principle of the present utility model is:
The blade 1-1 that Oversea wind power generation subtense angle 1 is moved in marine wind makes its rotary motion, is mechanical energy by wind energy transformation, then drives the rotation of generator one 1-4 to be below that electric energy exports again by changes mechanical energy by connected rotating shaft 1-2 and gear-box 1-3.Control system can detect parameters information, and sends instruction and make wind power generating set be in optimum Working, and power steadily exports.Meanwhile, sea is lower can with trend flowing, when trend flows to the conical solid of rotation 2-1 of marine tidal-current energy power generation sub-system 2, the resistance that conical solid of rotation gives can be run into, when flowing through Archimedian screw plate 2-6, impact force can be provided to Archimedian screw plate 2-6, its whole conical solid of rotation be rotated, changes marine tidal-current energy into rotating mechanical energy.The rear portion of conical solid of rotation is directly connected with the motor shaft 2-5 of generator side 2-2, and it is that electric energy exports again by changes mechanical energy that drive motor axle rotates, and is provided with rolling type bearing 2-4 and plays support and connection effect in the middle of both.Direction sensor 2-8 detects the flow direction of trend in real time, when the trend flow direction and tidal current energy generating equipment axial direction have drift angle, control system can send instruction makes the yaw device 2-7 in support 2-3 drive tidal current energy generating equipment to rotate, adjustment tidal current energy generating equipment axial direction, make it flow to trend all the time parallel, improve generated output.
The control strategy of Oversea wind power generation and marine tidal-current energy combined power generation device is as follows: each Control card all elects FPGA real-time option board card as, and control cycle is short, settling signal input in 4-10ms, the control procedure calculating and export.When described marine tidal-current energy control card 8 receives direction sensor information, according to the direction of the trend flow direction variation tidal current energy generating equipment surveyed, the axis of tidal current energy generating equipment and trend can be flowed to and are consistent, thus obtain maximum energy.When described offshore wind turbine control card 9 receives the parameter informations such as wind speed, generator speed, power, the rotating speed of blower fan direction and generator can be adjusted, make blower fan be in optimal operational condition, obtain the highest capture rate.Environmental Kuznets Curves card 10 be connected with multiple sensor receive surrounding enviroment information and react.Send instruction when environment is very severe and make transformer switch control card 11 action, realize the shutdown of whole system and start with protective gear.Fast router 7 is communicated with central control chamber on the bank by network protocol and each control card and process control machine, completes the transmission of data and the transmission of control command.

Claims (9)

1. offshore wind farm and an Ocean Tidal Current Energy combined power generation device, is characterized in that, comprising:
For realizing the Oversea wind power generation subtense angle (1) of wind-power electricity generation;
For realizing the marine tidal-current energy power generation sub-system (2) of marine tidal-current energy generating;
For described Oversea wind power generation subtense angle (1) being fixed on more than sea level and described marine tidal-current energy power generation sub-system (2) being fixed on the brace foundation system (3) of b.s.l.;
And, for described Oversea wind power generation subtense angle (1) and marine tidal-current energy power generation sub-system (2) electricity being transported in the lump the power delivery system (4) in electrical network.
2. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 1, it is characterized in that, described Oversea wind power generation subtense angle (1) comprises blade (1-1), blade (1-1) connects gear-box (1-3) by rotating shaft (1-2), gear-box (1-3) is connected with generator one (1-4), blade (1-1) is rotated wind energy thus driven gear case (1-3) provides power to generate electricity to generator one (1-4), and institute's electricity is outwards carried by the cable (4-2) be connected with generator one (1-4).
3. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 1, it is characterized in that, described marine tidal-current energy power generation sub-system (2) comprises conical solid of rotation (2-1), the afterbody of conical solid of rotation (2-1) is connected with the motor shaft (2-5) of generator two (2-2) by bearing (2-4), generator two (2-2) is arranged on L-type supporting frame (2-3), sea tide provides power to generate electricity by the rotation of conical solid of rotation (2-1) to generator two (2-2), institute's electricity is outwards carried by the cable (4-2) be connected with generator two (2-2).
4. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 3, it is characterized in that, described conical solid of rotation (2-1) is provided with equally spaced archimedean spiral groove, is provided with the Archimedian screw plate (2-6) perpendicular to groove in spiral chute.
5. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 1, it is characterized in that, described marine tidal-current energy power generation sub-system (2) is provided with direction sensor (2-8), is used for receiving the information that trend flows to.
6. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 3, is characterized in that, being provided with the yaw device (2-7) for changing tidal current energy generating equipment direction in described L-type supporting frame (2-3).
7. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 1, it is characterized in that, described brace foundation system (3) is single pile formula fondational structure, is fixed on seabed.
8. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 1, it is characterized in that, described power delivery system (4) comprises the cable (4-2) be connected with marine tidal-current energy power generation sub-system (2) output power with described Oversea wind power generation subtense angle (1), cable (4-2) is connected with transformer (4-1), the electric energy of transformer (4-1) to input carries out integration process, and the electric power integrated after process is delivered to electrical network.
9. offshore wind farm and Ocean Tidal Current Energy combined power generation device according to claim 1, is characterized in that, adopt control system to carry out Generation Control, described control system comprises:
Marine tidal-current energy control card (8), receives marine tidal-current energy power generation sub-system (2) sensor information containing directioin parameter and reacts;
Offshore wind turbine control card (9), receives Oversea wind power generation subtense angle (1) sensor information containing wind speed, generator speed, power parameter and reacts;
Environmental Kuznets Curves card (10), receives surrounding enviroment information and reacts;
Transformer switch control card (11), is connected with environmental Kuznets Curves card (10), the start and stop of control transformer (4-1);
Fast router (7), realize communication function, described marine tidal-current energy control card (8) is connected with the first I/O of fast router (7), second I/O of fast router (7) is connected with offshore wind turbine control card (9), 3rd I/O of fast router (7) is connected with transformer control card (11) by environmental Kuznets Curves card (10)
Process control machine (6), be connected with the 4th I/O of fast router (7), reception information also provides control command;
Control unit (5) on the bank, is connected with process control machine (6), provides remote control commands.
CN201520526666.0U 2015-07-20 2015-07-20 Power generation facility can be united to marine wind power and ocean trend Active CN204984728U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105003389A (en) * 2015-07-20 2015-10-28 中国华能集团清洁能源技术研究院有限公司 Offshore wind power and ocean tidal current energy combined power generation device
WO2022007187A1 (en) * 2020-07-10 2022-01-13 西安热工研究院有限公司 Wind energy and tidal current energy coupled power generation method and system based on offshore horizontal axis wind turbine platform

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105003389A (en) * 2015-07-20 2015-10-28 中国华能集团清洁能源技术研究院有限公司 Offshore wind power and ocean tidal current energy combined power generation device
CN105003389B (en) * 2015-07-20 2017-12-26 中国华能集团清洁能源技术研究院有限公司 A kind of offshore wind farm and Ocean Tidal Current Energy combined power generation device
WO2022007187A1 (en) * 2020-07-10 2022-01-13 西安热工研究院有限公司 Wind energy and tidal current energy coupled power generation method and system based on offshore horizontal axis wind turbine platform

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