CN206255176U - Ship direct current networking electric propulsion system with wind energy and solar power generation - Google Patents
Ship direct current networking electric propulsion system with wind energy and solar power generation Download PDFInfo
- Publication number
- CN206255176U CN206255176U CN201621326218.7U CN201621326218U CN206255176U CN 206255176 U CN206255176 U CN 206255176U CN 201621326218 U CN201621326218 U CN 201621326218U CN 206255176 U CN206255176 U CN 206255176U
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- ship
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- direct current
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- 230000006855 networking Effects 0.000 title claims abstract description 25
- 238000010248 power generation Methods 0.000 title claims abstract description 15
- 230000005611 electricity Effects 0.000 claims abstract description 21
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000006467 substitution reaction Methods 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 4
- 239000002283 diesel fuel Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- 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
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Control Of Eletrric Generators (AREA)
- Wind Motors (AREA)
Abstract
The utility model discloses the ship direct current networking electric propulsion system with wind energy and solar power generation, solve the problems, such as that ship new energy is combined with direct current networking electric propulsion system.Diesel generator group（1）, the second diesel generator group（3）Pass through rectifier and common DC bus respectively（5）Connection, in common DC bus（5）On be connected to main propulsion motor inverter（6）With side propulsion electric machine inverter（9）, main propulsion motor inverter（6）On be connected with main pushing motor（7）, main thruster is connected with main pushing motor（8）, side propulsion electric machine inverter（9）It is connected with side pushing motor（10）, wind-power electricity generation rectifier is connected with common DC bus（15）, wind-power electricity generation rectifier is by wind power generating set controlling switch（16）With wind power generating set（17）Connection.The power supply of new energy part substitution diesel engine is reached the purpose for reducing discharge and energy consumption by the utility model.
Description
Technical field
It is more particularly to a kind of with wind energy and solar power generation the present invention relates to a kind of electrical system for being applied to ship
Ship direct current networking electric propulsion system.
Background technology
In engineering ship and some special boats, propulsion system is usually as prime mover, diesel engine using diesel engine
Direct drive marine propeller promotes vessel motion, and its propulsion system is made up of diesel engine, decelerator and propeller.Diesel oil
Together with the main shaft of machine is directly connected to propeller shaft, there is shafting and take up room greatly, the strong problem of vibrating noise.Especially
It is that diesel engine can not rapidly follow change, cause diesel engine operating condition poor, fuel consumption when ship load is varied widely
Defect high.The sharpest edges of this scheme are equipment costs than less expensive.In order to save marine shafting arrangement space, improve
Marine electrical equipment drives response speed and controllability, have developed ship exchange networking electric propulsion system, i.e. diesel engine drives
Synchronous generator generates electricity, and the constant frequency and constant voltage alternating current of generation carries out exchange networking, the friendship after exchange networking by alternating-current distribution panel
By after ac-dc-ac frequency converter, driving ship propulsion motor work, propulsion motor is driving Ship Propeling to stream voltage
Device promotes vessel motion.When ship load changes, because synchronous generator has output with frequency with pressure alternating constant electricity
The characteristics of pressure, the change of bearing power can only be adapted to by way of cutting off or increasing synchronous generator, due to this switching
Mode is nonlinear, can cause the diesel engine of operation and can not operate on optimal power efficiency point, there is fuel oil utilization rate
Extremely low problem.Additionally, the control system of the alternating-current distribution panel both sides of exchange networking propulsion system is individually designed control
, there is the control that the control of diesel generating set assists with moving system and isolate, the integration of whole system is poor, and equipment is taken up an area
Space is big, and equipment price is high.With the development of new energy technology, the application of present ship domain new energy technology is also increasingly
Extensively, on ship the utilization of solar energy and wind energy also than wide, when sunny or abundant wind-force, using new
The energy generates electricity and is supplied to ship to load, and how ship new energy is combined with direct current networking electric propulsion system, is pushed away as ship
Enter system urgent problem.
The content of the invention
The invention provides a kind of ship direct current networking electric propulsion system with wind energy and solar power generation, solve
The technical problem that ship new energy is combined with direct current networking electric propulsion system.
The present invention is to solve above technical problem by the following technical programs：
The present general inventive concept is：Networking is carried out using Common DC Profibus Control System, diesel engine drives asynchronous generator
Generate electricity, the alternating current of generation is connected by after friendship-straight rectification circuit with common DC bus, and the main pushing motor of ship passes through inversion
Device is connected with common DC bus, and ship side pushing motor is connected by another inverter with common DC bus, is realized
Ship load is when changing, can Serial regulation asynchronous generator generated output, diesel oil function is operated in optimal fuel oil
In the state of power consumption, and network of ship is operated under normal operating voltage, improve the efficiency of combustion of diesel engine, improve
Generate electricity and promote two integrations and harmony of link.Under ship heavy-duty service state, newly can by ship
Source and the combination of direct current networking electric propulsion system, reduce the power output of diesel engine, have reached the purpose for saving diesel oil.
A kind of ship direct current networking electric propulsion system with wind energy and solar power generation, including the first diesel power generation
The diesel generator group 3 of unit 1 and second, the first diesel generator group 1 is by the first rectifier 2 and common DC bus 5
Connection, the second diesel generator group 3 is linked together by the second rectifier 4 with common DC bus 5, female in public direct-current
Main propulsion motor inverter 6 and side propulsion electric machine inverter 9 are connected on line 5, are connected with main propulsion motor inverter 6
Main pushing motor 7, is connected with main thruster 8 on main pushing motor 7, and side propulsion electric machine inverter 9 is connected with side pushing motor
10, side propeller 11 is connected with side pushing motor 10, the daily power inverter of ship is also associated with common DC bus 5
Device 12, the daily power inverter 12 of ship is connected by the load 14 daily with ship of transformer 13；Connect on common DC bus 5
Wind-power electricity generation rectifier 15 is connected to, wind-power electricity generation rectifier 15 passes through wind power generating set controlling switch 16 and wind power generating set
17 connections.
Chopper 20 is connected with common DC bus 5, chopper 20 passes through solar power generation unit controlling switch 19
It is connected with solar power generation unit 18.
Advantages of the present invention and effect are as follows, the power supply of new energy part substitution diesel engine, so as to reach the row of reduction
Put the purpose with energy consumption.After new energy is introduced into direct current networking electric propulsion system, can not only promote regenerative resource
The application of power equipment, reduces power supply cost, can also improve operation stability, the adjustment frequency of direct current networking electric propulsion system
Rate, compensation load fluctuation.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is generation of electricity by new energy of the invention and diesel generator group parallel discharge energy stream.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
As shown in figure 1, first diesel generator group 1 and the second diesel generator group 3 of ship be by diesel engine and
What generator was constituted, generation is the alternating current of constant frequency and constant voltage, it is necessary to will be exchanged with the second rectifier 4 by the first rectifier 2
Electricity is converted into direct current and is pooled on the dc bus 5 of ship, and the electric current of dc bus 5 will give ship main thruster 8, ship side
Propeller 11 and the daily load 14 of ship are powered, and the load of ship is required to the exchange output of stabilization, constant frequency, therefore
The DC voltage of dc bus 5 will first pass through main propulsion motor inverter 6, side propulsion electric machine inverter 9 and ship day electricity consumption
Source inventer 12 carries out the conversion of DC-AC, then to main pushing motor 7, side pushing motor 10 and daily load transformer 13
It is powered.Because the power supply that wind power generating set 17 is produced is the alternating current that frequency and amplitude can all change, and solar energy is sent out
What group of motors 18 was produced is the direct current of amplitude change, therefore wind power generating set 17 needed first to connect before direct current networking is incorporated to
Wind-power electricity generation rectifier 15 is connected to, the alternating current of frequency and changes in amplitude is switched into galvanic current is connected to direct current networking
On dc bus 5, and then it is together ship electricity consumption load supplying with direct current networking generating set；Solar power generation unit 18 is simultaneously
Need to be first coupled to chopper 20 before entering direct current networking, the DC conversion that amplitude is changed is connected to for galvanic current
On the dc bus 5 of direct current networking, and then it is together ship electricity consumption load supplying with direct current networking generating set.
As shown in Fig. 2 when wind energy resources is sufficient, wind power generating set 17 can start to generate electricity, and the quality that it is produced is not
The alternating current of stabilization is incorporated to ship dc bus 5 by the direct current that wind-power electricity generation rectifier 15 is converted into constant frequency and constant voltage, with ship
Oceangoing ship the first diesel generator group 1 and the second diesel generator group 3 are that ship loads parallel operation；When solar energy resources is sufficient
When, solar power generation unit 18 can start to generate electricity, and the unstable direct current of the quality that it is produced is converted into by chopper 20
The direct current of constant frequency and constant voltage is incorporated to ship dc bus 5, with ship the first diesel generator group 1 and the second diesel generator
Group 3 is that ship loads parallel operation.When it is ship load supplying that generation of electricity by new energy is in parallel with boat diesel engine generating set, can
The rotating speed of marine diesel generator is suitably reduced to load power load according to ship, so as to reduce diesel consumption.
Claims (2)
1. a kind of ship direct current networking electric propulsion system with wind energy and solar power generation, including the first diesel generator
Group（1）With the second diesel generator group（3）, it is characterised in that the first diesel generator group（1）It is by the first rectifier
（2）With common DC bus（5）Link together, the second diesel generator group（3）It is by the second rectifier（4）With public affairs
Common DC bus（5）Link together, in common DC bus（5）On be connected to main propulsion motor inverter（6）With
Side propulsion electric machine inverter（9）, main propulsion motor inverter（6）On be connected with main pushing motor（7）, in main pushing motor（7）
On be connected with main thruster（8）, side propulsion electric machine inverter（9）It is connected with side pushing motor（10）, in side pushing motor（10）
On be connected with side propeller（11）, in common DC bus（5）On be also associated with the daily power inverter of ship（12）, ship day
Use power inverter（12）It is by transformer（13）With the daily load of ship（14）Link together；In common DC bus
（5）On be connected with wind-power electricity generation rectifier（15）, wind-power electricity generation rectifier（15）It is by wind power generating set controlling switch
（16）With wind power generating set（17）Link together.
2. a kind of ship direct current networking electric propulsion system with wind energy and solar power generation according to claim 1,
Characterized in that, in common DC bus（5）On be connected with chopper（20）, chopper（20）It is by solar power generation unit
Controlling switch（19）With solar power generation unit（18）Link together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621326218.7U CN206255176U (en) | 2016-12-06 | 2016-12-06 | Ship direct current networking electric propulsion system with wind energy and solar power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621326218.7U CN206255176U (en) | 2016-12-06 | 2016-12-06 | Ship direct current networking electric propulsion system with wind energy and solar power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206255176U true CN206255176U (en) | 2017-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621326218.7U Active CN206255176U (en) | 2016-12-06 | 2016-12-06 | Ship direct current networking electric propulsion system with wind energy and solar power generation |
Country Status (1)
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| CN (1) | CN206255176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697246A (en) * | 2016-12-06 | 2017-05-24 | 山西汾西重工有限责任公司 | Ship direct current networking power propulsion system with wind energy and solar power generation |
-
2016
- 2016-12-06 CN CN201621326218.7U patent/CN206255176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697246A (en) * | 2016-12-06 | 2017-05-24 | 山西汾西重工有限责任公司 | Ship direct current networking power propulsion system with wind energy and solar power generation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 030027 131 Heping North Road, wanBerlin District, Taiyuan, Shanxi Co-patentee after: WUXI SILENT ELECTRIC SYSTEM (SES) TECHNOLOGY Co.,Ltd. Patentee after: SHANXI FENXI HEAVY INDUSTRY Co.,Ltd. Address before: No. 131, Heping North Road, Taiyuan, Shanxi Province, Shanxi Co-patentee before: BEIJING CSE ELECTRICAL SCIENCE & TECHNOLOGY CO.,LTD. Patentee before: SHANXI FENXI HEAVY INDUSTRY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 030027 131 Heping North Road, wanBerlin District, Taiyuan, Shanxi Patentee after: China State Shipbuilding Corporation Fenxi Heavy Industry Co.,Ltd. Country or region after: China Patentee after: China Shipbuilding Saisiyi (Wuxi) Electrical Technology Co.,Ltd. Address before: 030027 131 Heping North Road, wanBerlin District, Taiyuan, Shanxi Patentee before: SHANXI FENXI HEAVY INDUSTRY Co.,Ltd. Country or region before: China Patentee before: WUXI SILENT ELECTRIC SYSTEM (SES) TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |