CN106884755A - The variable mass float system and its control method of floating-type wave energy generation platform - Google Patents
The variable mass float system and its control method of floating-type wave energy generation platform Download PDFInfo
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- CN106884755A CN106884755A CN201710117167.XA CN201710117167A CN106884755A CN 106884755 A CN106884755 A CN 106884755A CN 201710117167 A CN201710117167 A CN 201710117167A CN 106884755 A CN106884755 A CN 106884755A
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- Prior art keywords
- float
- generator
- storage tank
- controller
- pump
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B15/00—Controlling
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses the variable mass float system and its control method of a kind of floating-type wave energy generation platform, the system is made up of float, storage tank, controller, generator draining pump, generator pulsating pump, tide instrument, steam vent, one-way throttle valve, one-way throttle valve, overflow valve and liquid level sensor；Storage tank, generator pulsating pump, one-way throttle valve and float connect and compose water inlet system by pipeline respectively；Float, one-way throttle valve, generator draining pump, storage tank connect and compose drainage system by pipeline respectively；Tide instrument, controller, generator pulsating pump and generator draining pump etc. constitute control system loop by connection.The present invention is by adopting the energy quality controllable system of float design, realize new opplication of the variable mass technology in wave energy generating set, quality can automatically effectively be changed according to ripple condition environment, improve the adaptivity of energy collecting device, it is more beneficial for float and gathers more Wave energies, increased the utilization rate of wave energy.
Description
Technical field
Patent of the present invention belongs to regenerable marine energy and utilizes technical field, specifically a kind of floating-type wave energy hair
The variable mass float system and its control method of level platform.
Background technology
Contain the substantial amounts of energy in ocean, it has excellent not available for cleaning, other energy such as environmentally friendly, renewable
Point.Wherein, wave energy be in marine energy reserves compared with one of the energy of horn of plenty, the exploitation of wave energy are advantageously reduced
The gentle solution environmental pressure of environmental pollution, is conducive to the development and national defense construction on island.Therefore, how Efficient Development utilizes wave energy
Be countries nowadays fall over each other research important topic.Energy collecting device is first order conversion equipment, is the core of wave energy generating set,
And generally first order conversion efficiency is relatively low, this will directly affect the energy conversion efficiency of whole device, wherein it is to adopt to adopt energy float
Can the mostly important part in device the inside.The current optimization design on float is mainly around float shape, plant bulk and dress
Putting this three class of arranging is carried out, but cannot adapt to marine changeable ripple condition condition.If according to the change of ripple condition, can using float quality
Control systems technology carries out the collection of wave energy, and tool is had very great significance and very vast potential for future development, and existing skill
The technical scheme for not having correlation in art is disclosed.
The content of the invention
To solve the above problems, the present invention provide a kind of floating-type wave energy generation platform variable mass float system and its
Control method, so that for the energy system of adopting of wave-energy power generation platform provides the energy collecting device that energy efficient is utilized, by ripple condition
Change carrys out the automatic adaptivity for changing float quality, improving energy collecting device, gathers more Wave energies, increases wave energy
Utilization rate.
The present invention realizes above-mentioned purpose by following technical proposal：
The variable mass float system of floating-type wave energy generation platform, includes float, storage tank, controller, generator draining
Pump, generator pulsating pump, tide instrument, liquid level sensor, inlet channel, drainage pipeline, one-way throttle valve one and one-way throttle valve
Two；
The storage tank, generator pulsating pump and float pass sequentially through inlet channel and connect and compose water inlet system, on inlet channel
It is provided with one-way throttle valve one；Described float, generator draining pump, storage tank pass sequentially through drainage pipeline and connect and compose draining system
System, drainage pipeline is provided with one-way throttle valve two；
The liquid level sensor is positioned over and water level is measured in storage tank, and tide instrument is positioned over measurement wave height in the sea；Tide instrument and liquid
Induced signal is passed to controller by level sensor, and the start and stop of generator pulsating pump and generator draining pump are controlled by controller.
Further, the water inlet system also includes an overflow pipe, and overflow pipe is provided with overflow valve, float and storage
Water tank is connected by overflow pipe.
Further, the float is provided with steam vent.
Further, the control method of the variable mass float system of described floating-type wave energy generation platform is：
When wave height increases, tide instrument is by signal transmission to controller, controller control generator water suction pump startup, by water by storing up
Water tank is transported to float；When the water of conveying reaches setting value, signal is fed back to controller, controller control by liquid level sensor
Generator pulsating pump processed is stopped；When wave height reduces, tide instrument is by signal transmission to controller, controller control generator
Draining pump startup, storage tank is transported to by water by float；When the water of conveying reaches setting value, controller control generator draining
Pump is stopped.
Beneficial effects of the present invention：
1st, the present invention can automatically increase or decrease float quality according to the change of ripple condition environment, energy collecting device is had very strong self adaptation
Property, more energy can be gathered, improve the collecting efficiency of wave energy；
2nd, simple system is feasible, easy to operate, and the scale that can be used for floating-type wave energy harvester is utilized, and can be widely used
To in wave energy generating set.
Brief description of the drawings
Fig. 1 is present system structure principle chart；
Reference：
1st, float 2, storage tank
3rd, controller 4, generator draining pump
5th, generator pulsating pump 6, tide instrument
7th, steam vent 8, one-way throttle valve two
9th, one-way throttle valve one 10, overflow valve
11st, liquid level sensor.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Embodiment：The variable mass float system of floating-type wave energy generation platform, as shown in figure 1, including float 1, storage
Water tank 2, controller 3, generator draining pump 4, generator pulsating pump 5, tide instrument 6, liquid level sensor 11, inlet channel, draining
Pipeline, one-way throttle valve 1 and one-way throttle valve 28.
The storage tank 2, generator pulsating pump 5 and float 1 pass sequentially through inlet channel and connect and compose water inlet system, water inlet
Pipeline is provided with one-way throttle valve 1.Described float 1, generator draining pump 4, storage tank 2 pass sequentially through drainage pipeline connection
Drainage system is constituted, drainage pipeline is provided with one-way throttle valve 28.
The liquid level sensor 11 is positioned over the inner measurement water level of storage tank 2, and tide instrument 6 is positioned over measurement wave height in the sea.Wave
Induced signal is passed to controller 3 by damp instrument 6 and liquid level sensor 11, and generator pulsating pump 5 and generator are controlled by controller 3
The start and stop of draining pump 4.
Water inlet system also includes an overflow pipe, and overflow pipe is provided with overflow valve 10, and float 1 and storage tank 2 pass through
Overflow pipe is connected.When the water of float 1 completely after, overflow valve 10 can be started, the unnecessary water in the inside of float 1 is discharged to storage tank 2,
Signal can also be fed back to controller 3 by the liquid level sensor 11 of the inside of storage tank 2, close water inlet system.Float 1 is provided with exhaust
Hole 7.
Operation principle of the invention：
When wave height increases to certain limit, tide instrument 6 is by signal transmission to controller 3, the control generator pulsating pump of controller 3
5 start, and water inlet system is started working, and water is transported into float 1 by storage tank 2.When the measurement inflow of liquid level sensor 11 reaches
During a certain setting value, signal is fed back into controller 3, the control generator of controller 3 pulsating pump 5 is stopped.When wave height continues
When increasing to a certain scope, water inlet system is again turned on work, and operation principle is similar with above-mentioned.
If controller 3 breaks down, cause the water of float 1 to be expired, then can start overflow valve 10, the inside of float 1 is unnecessary
Water is discharged to storage tank 2.
When wave height is reduced to certain limit, by signal transmission to controller 3, controller 3 promotes tide instrument 6 according to signal
Generator draining pump 4 starts, and drainage system is started working, and water is transported into storage tank 2 by float 1.Liquid level sensor 11 is measured
When the water of conveying reaches a certain setting value, signal is fed back into controller 3, the control generator of controller 3 draining pump 4 stops work
Make.When wave height continues to be reduced to a certain scope, operation principle is similar to.
The above is only better embodiment of the invention, therefore all constructions according to described in present patent application scope,
The equivalent change or modification that principle is done, is included in the range of patent of the present invention covers.
Claims (4)
1. the variable mass float system of floating-type wave energy generation platform, it is characterised in that：Include float, storage tank, control
Device, generator draining pump, generator pulsating pump, tide instrument, liquid level sensor, inlet channel, drainage pipeline, one-way throttle valve one
With one-way throttle valve two；
The storage tank, generator pulsating pump and float pass sequentially through inlet channel and connect and compose water inlet system, on inlet channel
It is provided with one-way throttle valve one；Described float, generator draining pump, storage tank pass sequentially through drainage pipeline and connect and compose draining system
System, drainage pipeline is provided with one-way throttle valve two；
The liquid level sensor is positioned over and water level is measured in storage tank, and tide instrument is positioned over measurement wave height in the sea；Tide instrument and liquid
Induced signal is passed to controller by level sensor, and the start and stop of generator pulsating pump and generator draining pump are controlled by controller.
2. the variable mass float system of floating-type wave energy generation platform according to claim 1, it is characterised in that：It is described
Water inlet system also includes an overflow pipe, and overflow pipe is provided with overflow valve, and float is connected with storage tank by overflow pipe
It is logical.
3. the variable mass float system of floating-type wave energy generation platform according to claim 1, it is characterised in that：It is described
Float is provided with steam vent.
4. the control method of the variable mass float system of floating-type wave energy generation platform according to claim 1, it is special
Levy and be：When wave height increases, tide instrument is by signal transmission to controller, controller control generator water suction pump startup, by water
Float is transported to by storage tank；When the water of conveying reaches setting value, signal is fed back to controller by liquid level sensor, control
Device control generator pulsating pump is stopped；When wave height reduces, tide instrument is by signal transmission to controller, controller control hair
Motor row starting mode of pump, storage tank is transported to by water by float；When the water of conveying reaches setting value, controller control generator
Draining pump is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710117167.XA CN106884755A (en) | 2017-03-01 | 2017-03-01 | The variable mass float system and its control method of floating-type wave energy generation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710117167.XA CN106884755A (en) | 2017-03-01 | 2017-03-01 | The variable mass float system and its control method of floating-type wave energy generation platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106884755A true CN106884755A (en) | 2017-06-23 |
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| CN201710117167.XA Pending CN106884755A (en) | 2017-03-01 | 2017-03-01 | The variable mass float system and its control method of floating-type wave energy generation platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997821A (en) * | 2020-08-14 | 2020-11-27 | 三峡大学 | Novel variable-mass floater rocker arm rocker block type wave energy acquisition mechanism and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5552657A (en) * | 1995-02-14 | 1996-09-03 | Ocean Power Technologies, Inc. | Generation of electrical energy by weighted, resilient piezoelectric elements |
| CN102032094A (en) * | 2010-12-30 | 2011-04-27 | 浙江大学 | Automatic mass-variable wave energy capturing mechanism |
| CN102132034A (en) * | 2008-08-06 | 2011-07-20 | 张益� | An oceanic wave energy utilization system |
| CN102943734A (en) * | 2012-09-11 | 2013-02-27 | 周建青 | Intelligent power generation system |
| CN105736225A (en) * | 2016-02-16 | 2016-07-06 | 徐柏文 | Wave water guiding device |
-
2017
- 2017-03-01 CN CN201710117167.XA patent/CN106884755A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5552657A (en) * | 1995-02-14 | 1996-09-03 | Ocean Power Technologies, Inc. | Generation of electrical energy by weighted, resilient piezoelectric elements |
| CN102132034A (en) * | 2008-08-06 | 2011-07-20 | 张益� | An oceanic wave energy utilization system |
| CN102032094A (en) * | 2010-12-30 | 2011-04-27 | 浙江大学 | Automatic mass-variable wave energy capturing mechanism |
| CN102943734A (en) * | 2012-09-11 | 2013-02-27 | 周建青 | Intelligent power generation system |
| CN105736225A (en) * | 2016-02-16 | 2016-07-06 | 徐柏文 | Wave water guiding device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997821A (en) * | 2020-08-14 | 2020-11-27 | 三峡大学 | Novel variable-mass floater rocker arm rocker block type wave energy acquisition mechanism and method |
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Application publication date: 20170623 |