CN106652696B - Impeller direct-drive type tidal power generating experimental provision - Google Patents
Impeller direct-drive type tidal power generating experimental provision Download PDFInfo
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- CN106652696B CN106652696B CN201710027588.3A CN201710027588A CN106652696B CN 106652696 B CN106652696 B CN 106652696B CN 201710027588 A CN201710027588 A CN 201710027588A CN 106652696 B CN106652696 B CN 106652696B
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- impeller
- motor
- flow
- chip microcontroller
- power generating
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/188—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for motors; for generators; for power supplies; for power distribution
Abstract
The present invention provides a kind of tidal current generator experimental apparatus for testing.It include: drive system, mechanical system, computer control system.Drive system includes frequency converter, motor, speed reducer.Mechanical system includes Bidirectional vane wheel pump, flange, guide shell, bend pipe, generator.Computer control system mainly includes PC machine, single-chip microcontroller, flow sensor.Impeller direct-drive type tidal power generating experimental provision is a kind of water flow closing device of controllable flow rate.Computer converses corresponding water velocity parameter according to wave parameter and gives single-chip microcontroller, Inverter Based on Single Chip Microcomputer output frequency and steering, transducer drive motor, and motor drives Bidirectional vane wheel pump, generates expected water flow.Flow velocity signal is fed back to single-chip microcontroller by flow sensor in guide shell.Single-chip microcontroller adjusts frequency converter output frequency based on the feedback signal, makes flow velocity close to given value.Direction of tide is mechanical periodicity.It is turned to by inverter control motor, motor course changing control water (flow) direction.
Description
Technical field
The present invention relates to seawave power generation fields.Specifically a kind of impeller direct-drive type tidal power generating experimental provision.
Background technique
The wave-energy power generation of ocean is a kind of important new energy.Ocean wave energy for generating electricity mainly has tidal power generation, wave
Power generation, thermo-electric generation and salt error power generation.Application prospect most preferably tidal power generation, wave-activated power generation are taken second place at present.Tidal power generation packet
Include tidal power generating caused by tidal power generating caused by lunar gravitation and the wind water surface.The energy density ratio of marine trend and wave
Wind energy concentration is much higher.Therefore, seawave power generation is the new trend of world today's new energy development, and wherein tidal power generating has wide
Application prospect.In terms of tidal power generating, there are many power generator both at home and abroad.In various tidal generating sets, impeller is straight
Drive formula tidal generating set has compact-sized, high-efficient, at low cost advantage.In the optimization design for studying its impeller, trend
Energy transfer efficiency, tidal power generating engine efficiency and generator energy processing aspect, in the early-stage study of impeller direct-drive type tidal power generating
There are many difficulties for middle marine test.Therefore, impeller direct-drive type tidal power generating experimental provision proposed by the present invention, for exploitation tide
Stream power generation has a very important significance.
Summary of the invention
For this purpose, the present invention proposes that a kind of impeller direct-drive type tidal power generating experimental provision, this device at least can be in larger portions
Divide and above solves the problems, such as or alleviate tidal power generating measuring technology.
The technical solution adopted by the invention is as follows:
A kind of impeller direct-drive type tidal power generating experimental provision, comprising: drive system, mechanical system, computer control system.
Frequency converter, motor, speed reducer, Bidirectional vane wheel pump, guide shell, connection flange, transparent organic glass guide shell, lead-in wire sealing
Part, impeller direct drive generator group.Computer control system mainly includes PC machine, singlechip control part, flow sensor.PC
There is communication connection between machine and single-chip microcontroller.The output frequency of Inverter Based on Single Chip Microcomputer and steering, inverter control motor
Revolving speed and steering, motor drive Bidirectional vane wheel pump, impeller pump driving water flow flow in water pipe, water flow driven generator hair
Electricity.
The drive system, single-chip microcontroller calculate data according to computer, provide the frequency and turn signal of frequency converter, become
Frequency device controls revolving speed and the steering of motor, the pump rotation of motor drive Bidirectional vane wheel, and impeller-driven water flow flows in water pipe,
The power generation of water flow driven generator.
The mechanical system, by Bidirectional vane wheel pump, guide shell, transparent organic glass guide shell, curved cylinder, connection flange structure
At a kind of water flow closed circuit.Installation Bidirectional vane wheel and generating set in transparent organic glass guide shell.Transparent organic glass
Water conservancy diversion drum outer wall installs three lead-in wire sealing parts.
The computer control system, including PC machine, single-chip microcontroller, flow sensor.Have between PC machine and single-chip microcontroller logical
Letter connection, has communication connection, is electrically connected between single-chip microcontroller and flow sensor between single-chip microcontroller and frequency converter.
Technical solution of the present invention has the advantage that
The impeller direct-drive type tidal power generating experimental provision is a kind of by computer control, passes through Frequency Converter Control electricity
Motivation, motor drive Bidirectional vane wheel pump, generate desired water flow in the closed circuit that water pipe is constituted.Water velocity and direction
It can be controlled.Realize the corresponding water flow of the different trends of simulation.Necessary experiment is provided for the research of tidal current generator
Means.Impeller direct-drive type tidal power generating experimental provision is compact-sized, and space occupied is small, easy to use, and cost reduces.
Detailed description of the invention
In order to make the contents of the present invention be easier, be more clearly understood, simultaneously below according to specific embodiments of the present invention
In conjunction with attached drawing, the present invention is described in further detail, wherein
Fig. 1 is the structural schematic diagram of impeller direct-drive type tidal power generating experimental provision in the embodiment of the present invention；
Fig. 2 is the appearance schematic diagram of Bidirectional vane wheel pump in the embodiment of the present invention；
Fig. 3 is the schematic diagram of internal structure of Bidirectional vane wheel pump in the embodiment of the present invention；
Fig. 4 is lead-in wire sealing part schematic diagram in the embodiment of the present invention；
Fig. 5 is control system architecture schematic diagram in the embodiment of the present invention.
Appended drawing reference indicates in Fig. 1 are as follows: 1- motor and speed reducer (i.e. motor for speed reducer), 2- Bidirectional vane wheel pump, 3- connection
Acting flange, 4- guide shell, 5- transparent organic glass guide shell, 6- impeller direct drive generator, 7- lead-in wire sealing part, 8- flow velocity pass
Sensor.9- bend pipe.Fig. 1 mainly illustrates by Bidirectional vane wheel pump, connection flange, guide shell, bend pipe and transparent organic glass guide shell
The water flow closed circuit of composition.
Appended drawing reference indicates in Fig. 2 are as follows: 1- motor and speed reducer, 2- Bidirectional vane wheel pump.Fig. 2 mainly illustrates Bidirectional vane wheel
Pump shape.
Appended drawing reference indicates in Fig. 3 are as follows: 1- motor for speed reducer, 10- flexible clutch, 11- bearing, 12- bearing block, 13-
Machine sealed cover, 14- mechanical sealing member, 15- axis, the 16- pump housing, 17- Bidirectional vane wheel, 18- water middle (center) bearing, 19- water bottom bracket axle, 20-
Clamping screw.Fig. 3 mainly illustrates the structure and its sealing of Bidirectional vane wheel pump.
Appended drawing reference indicates in Fig. 4 are as follows: 21- generator outlet hole, 22- seal arc surface.The lower end surface of lead-in wire sealing part
It is an arc surface, the diameter of arc surface is identical as guide shell outer diameter.There is a circular hole among lead-in wire sealing part, aperture is slightly larger than
The outer diameter of generator lead-out wire.Lead-in wire sealing part is with being adhesive on the outside of transparent organic glass guide shell, and generator lead-out wire is from drawing
Circular hole is drawn among wire seal, then will fill sealant in circular hole.The strut of flow sensor is also with same method
Sealing.
Appended drawing reference is expressed as in Fig. 5,23-PC machine, 24- frequency converter, 25- single-chip microcontroller, 26- flow sensor, and 27- slows down
Electromechanical machine, 28- Bidirectional vane wheel pump, 29- guide shell and generator.Fig. 5 mainly illustrates the structure and connection of computer control system
Relationship.
Specific embodiment
Implementer's case of the invention is clearly and completely described below in conjunction with attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, rather than the device of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " connection
Connect ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figure 1, the present invention provides a kind of impeller direct-drive type tidal power generating experimental provision, comprising: motor slows down
Machine, Bidirectional vane wheel pump, connection flange, guide shell, bend pipe, transparent organic glass guide shell, impeller direct drive generator, lead are close
Sealing, flow sensor.Thus water flow closed circuit is constituted.
As shown in figure 5, the present invention provides a kind of computer control system of impeller direct-drive type tidal power generating experimental provision, packet
It includes: PC machine, frequency converter, single-chip microcontroller, flow sensor.Thus the closed-loop control of impeller direct-drive type tidal power generating experimental provision is constituted
System.
According to above structure and connection type, it can be achieved that the computer closed loop control of water flow.
Firstly, calculating water velocity parameter according to wave energy parameter.
According to Wave energy spectral theory, wave energy is represented by
In formula, Wh-- wave energy (kW/m)；
H1/3-- significant wave height (m)；
T1/3-- significant wave period (s).
Water flow dynamic energy W in guide shellvFor
Wv=1/2 × mv2 (2)
In formula, m is water quality, and v is water velocity.It, can according to the relationship of the geometric dimension of guide shell and quality and flow
Conversing water flow dynamic energy is
Wv=kv3 (3)
In formula, k is coefficient, and v is water velocity.By formula (2) and (3) simultaneous, can obtain
In formula, kgFor overall coefficient.
By above formula, water velocity can be calculated.Single-chip microcontroller is given calculating data again.By Inverter Based on Single Chip Microcomputer
Output frequency, transducer drive motor, motor drive Bidirectional vane wheel pump, generate desired water flow.Flow velocity passes in guide shell
Flow velocity signal is fed back to single-chip microcontroller by sensor.Feedback signal compared with Setting signal, then is adjusted the frequency of frequency converter by single-chip microcontroller,
To make flow velocity function close to given value.
The direction of trend and size are mechanical periodicities.Computer control system controls turning for motor by frequency converter
Mechanical periodicity is done to revolving speed.Water pump is Bidirectional vane wheel pump, and water pump rotates forward, and water flow flows in one direction；Water pump reversion, water flow
It flows in the opposite direction.Pump rotary speed is adjusted using frequency converter, exactly adjusts water velocity.To realize the different waves pair of simulation
The water flow answered.The impeller of water jet propulsion generating set rotates, and drives the electrical power generators on both sides.
During studying tidal power generating, sea trial is at high cost, and generator test difficulty is big.The present invention is research trend
Impeller optimization design, the energy conversion efficiency of impeller, tidal power generating engine efficiency and generator energy processing, provide in power generation
Necessary experiment condition.Sea trial for impeller direct-drive type tidal power generating is laid a good foundation.
Claims (5)
1. a kind of impeller direct-drive type tidal power generating experimental provision characterized by comprising drive system, mechanical system, computer
Control system；Drive system includes frequency converter, motor and speed reducer；Mechanical system includes Bidirectional vane wheel pump, and connection flange is led
Flow cartridge, transparent organic glass guide shell, impeller direct drive generator, lead-in wire sealing part, bend pipe；Computer control system is mainly wrapped
Containing PC machine, single-chip microcontroller, flow sensor；PC machine is connect with single-chip microcontroller, the frequency and steering of Inverter Based on Single Chip Microcomputer, frequency converter
Revolving speed and the steering of motor, motor drive Bidirectional vane wheel pump are controlled, impeller pump driving water flows in water pipe, water flow driving
Electrical power generators；
The Bidirectional vane wheel pump, the guide shell, the bend pipe and the transparent organic glass guide shell, pass through the attached method
Orchid is sequentially connected the closed circuit for constituting single water.
2. impeller direct-drive type tidal power generating experimental provision according to claim 1, which is characterized in that by a frequency converter, one
A motor, a speed reducer, a Bidirectional vane wheel pump group at；Frequency converter and electronic mechatronics, motor and speed reducer it
Room machine connection, speed reducer and Bidirectional vane wheel pump are mechanically coupled；It is achieved in the control in water velocity and its direction.
3. impeller direct-drive type tidal power generating experimental provision according to claim 1, which is characterized in that computer and single-chip microcontroller it
Between have electrical connection, single-chip microcontroller is electrically connected with frequency converter, and single-chip microcontroller is electrically connected with flow sensor；It is achieved in computer pair
Closed-loop control of the computer to flow velocity is realized in the control of frequency converter.
4. impeller direct-drive type tidal power generating experimental provision according to claim 1, which is characterized in that led in transparent organic glass
An impeller is mounted in flow cartridge, there are two generators on impeller both sides；It is tested for impeller test experiments and tidal current generator.
5. impeller direct-drive type tidal power generating experimental provision according to claim 1, which is characterized in that led in transparent organic glass
There are three lead-in wire sealing parts in flow cartridge；Two lead-in wire sealing parts are used for the lead-in wire sealing of generator output, a lead-in wire sealing
Part is sealed for flow sensor strut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710027588.3A CN106652696B (en) | 2017-01-16 | 2017-01-16 | Impeller direct-drive type tidal power generating experimental provision |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710027588.3A CN106652696B (en) | 2017-01-16 | 2017-01-16 | Impeller direct-drive type tidal power generating experimental provision |
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| CN106652696A CN106652696A (en) | 2017-05-10 |
| CN106652696B true CN106652696B (en) | 2019-05-14 |
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| CN110767050B (en) * | 2019-10-29 | 2022-09-06 | 北京维蓝清能科技有限公司 | Impeller type tidal current power generation experimental device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2752885Y (en) * | 2004-11-24 | 2006-01-18 | 上海市向明中学 | Experimental box for simulating sea wave power generation |
| CN203644276U (en) * | 2013-01-15 | 2014-06-11 | 台州学院 | A floating resonant wave power generation simulation experiment set |
| CN204463620U (en) * | 2015-02-09 | 2015-07-08 | 罗诗琪 | A kind of tidal power generation demonstrator |
| CN104916196A (en) * | 2015-06-12 | 2015-09-16 | 浙江省水利河口研究院 | Tidal power station experiment simulation device |
| CN106014846A (en) * | 2016-07-12 | 2016-10-12 | 北京信息科技大学 | Two-way impeller direct-drive type wave generator set |
| CN106121895A (en) * | 2016-08-12 | 2016-11-16 | 上海海洋大学 | A kind of ocean wave generator test system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101512931B1 (en) * | 2014-02-21 | 2015-04-16 | 동의대학교 산학협력단 | Simulation apparatus for Electric Generating by the Water Pathway of Dual Breakwaters |
-
2017
- 2017-01-16 CN CN201710027588.3A patent/CN106652696B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2752885Y (en) * | 2004-11-24 | 2006-01-18 | 上海市向明中学 | Experimental box for simulating sea wave power generation |
| CN203644276U (en) * | 2013-01-15 | 2014-06-11 | 台州学院 | A floating resonant wave power generation simulation experiment set |
| CN204463620U (en) * | 2015-02-09 | 2015-07-08 | 罗诗琪 | A kind of tidal power generation demonstrator |
| CN104916196A (en) * | 2015-06-12 | 2015-09-16 | 浙江省水利河口研究院 | Tidal power station experiment simulation device |
| CN106014846A (en) * | 2016-07-12 | 2016-10-12 | 北京信息科技大学 | Two-way impeller direct-drive type wave generator set |
| CN106121895A (en) * | 2016-08-12 | 2016-11-16 | 上海海洋大学 | A kind of ocean wave generator test system |
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