CN107416163A - Promote mainly side and push away standby each other ship direct current networking propulsion system and its control method - Google Patents
Promote mainly side and push away standby each other ship direct current networking propulsion system and its control method Download PDFInfo
- Publication number
- CN107416163A CN107416163A CN201710179906.8A CN201710179906A CN107416163A CN 107416163 A CN107416163 A CN 107416163A CN 201710179906 A CN201710179906 A CN 201710179906A CN 107416163 A CN107416163 A CN 107416163A
- Authority
- CN
- China
- Prior art keywords
- frequency device
- switch
- electric machine
- changing frequency
- inversion changing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000006855 networking Effects 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000001737 promoting effect Effects 0.000 claims abstract description 8
- 230000005611 electricity Effects 0.000 claims description 2
- 239000005417 food ingredient Substances 0.000 claims 1
- 235000013324 preserved food Nutrition 0.000 claims 1
- 239000002283 diesel fuel Substances 0.000 description 3
- 238000011217 control strategy Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
- B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/74—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
The invention discloses a kind of side of promoting mainly to push away standby each other ship direct current networking propulsion system and its control method, solves the problems, such as that the emergent driving safety coefficient of ship is low when main propulsion motor inversion changing frequency device breaks down in the normal progradation of ship.It is included in common DC bus（17）On be connected to main propulsion motor inversion changing frequency device（4）With side propulsion electric machine inversion changing frequency device（10）, first switch is connected with the output end of main propulsion motor inversion changing frequency device（5）, main propulsion motor is connected with the other end of first switch（6）Current input terminal, side propulsion electric machine inversion changing frequency device（10）Output end on be connected with second switch（11）, second switch（11）The other end on be connected with side propulsion electric machine（13）Current input terminal, be connected between the current input terminal of main propulsion motor and the current input terminal of side propulsion electric machine it is standby switching switch（12）.The security of ship running is improved on the premise of equipment cost is not increased.
Description
Technical field
The present invention relates to a kind of ship direct current networking electric propulsion system, more particularly to a kind of control circuit for promoting mainly motor
The standby each other ship direct current networking propulsion system and its control method of control circuit of motor is pushed away with side.
Background technology
At present, the electric propulsion system of ship has started to use direct current networking electric propulsion system, and the system is by diesel oil
Generating set, common DC bus, frequency converter and propulsion system composition.Diesel generating set is by diesel engine and with exciter
Asynchronous generator composition, diesel generating set is linked together by rectification variable-frequency device with common DC bus, public
Main propulsion motor inversion changing frequency device and side propulsion electric machine inversion changing frequency device, main propulsion motor inversion are connected on dc bus
Main propulsion motor is connected on inverter output terminal, main propulsion motor main shaft connects the main thruster of ship, side propulsion electric machine inversion
Connecting side propulsion electric machine on inverter output terminal, side propulsion electric machine main shaft connect the side propeller of ship, main propulsion motor inversion
Frequency converter and side propulsion electric machine inversion changing frequency device share the controller looped network of a common DC bus.In unit single-blade class ship
In normal progradation, run into main propulsion motor inversion changing frequency device sometimes and break down, at this moment ship just can not normally travel,
Can only be brought to maintenance；In the progradation of the double oar class ships of two-shipper, broken down if running into a main propulsion motor side, only
By another main propulsion motor promote be impossible, can cause ship deviate planning course line the problem of, it is necessary to pass through behaviour
The mode of vertical rudder for ship, to drive ship running, puts back to port and is repaired, this method has asking for ship steering engine operating difficulties
Topic, it is low-down that the efficiency of propulsion, which is also,.
The content of the invention
The invention provides a kind of side of promoting mainly to push away standby each other ship direct current networking propulsion system and its control method, solution
Ship driving safety coefficient of meeting an urgent need is low when having determined that main propulsion motor inversion changing frequency device breaks down in the normal progradation of ship
Technical problem.
The present invention is that solve above technical problem by the following technical programs：
A kind of side of promoting mainly pushes away ship direct current networking propulsion system standby each other, including the first diesel generating set, the first diesel oil
Generating set is made up of the first diesel engine and the first asynchronous generator, and the first diesel generating set passes through the first rectification variable-frequency
Device is linked together with common DC bus, and main propulsion motor inversion changing frequency device and side are connected on common DC bus
Propulsion electric machine inversion changing frequency device, is connected with first switch in the output end of main propulsion motor inversion changing frequency device, first switch it is another
The current input terminal of main propulsion motor is connected with one end, being connected with second in the output end of side propulsion electric machine inversion changing frequency device opens
Close, the current input terminal of side propulsion electric machine be connected with the other end of second switch, main propulsion motor current input terminal with
Standby switching switch is connected between the current input terminal of side propulsion electric machine.
The daily transformer inversion changing frequency device of ship is connected with common DC bus, is become in the daily transformer inversion of ship
Transformer is connected with the output end of frequency device, the daily load of ship is connected with the output end of transformer.
The second rectification variable-frequency device is connected with common DC bus, is connected with the input of the second rectification variable-frequency device
Second diesel generating set, the second diesel generating set are made up of the second diesel engine and the second asynchronous generator.
A kind of control method promoted mainly side and push away ship direct current networking propulsion system standby each other, comprises the following steps:
The first step, the first diesel generating set are linked together by the first rectification variable-frequency device and common DC bus, public
Main propulsion motor inversion changing frequency device and side propulsion electric machine inversion changing frequency device are connected on dc bus respectively, main propulsion motor inversion becomes
First switch is connected in the output end of frequency device, the current input terminal of main propulsion motor is connected on the other end of first switch, side pushes away
Connect second switch in the output end of stepper motor inversion changing frequency device, the electric current of connecting side propulsion electric machine on the other end of second switch
Input, standby switching switch is connected between the current input terminal of main propulsion motor and the current input terminal of side propulsion electric machine；
Second step, when main propulsion motor inversion changing frequency device breaks down, disconnect first switch, close second switch and standby cut
Change switch, the control normal work that main propulsion motor passes through side propulsion electric machine inversion changing frequency device；When side propulsion electric machine inversion changing frequency
When device breaks down, second switch is disconnected, closes first switch and standby switching switch, side propulsion electric machine passes through main propulsion motor
The control normal work of inversion changing frequency device.
The present invention is, reply master standby each other by main propulsion motor inversion changing frequency device and side propulsion electric machine inversion changing frequency device
When propulsion electric machine inversion changing frequency device breaks down, come ensure safety of ship traveling, the design and control method of this redundancy,
The security of ship running is improved on the premise of not increasing equipment cost.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
A kind of side of promoting mainly pushes away ship direct current networking propulsion system standby each other, including the first diesel generating set, the first diesel oil
Generating set is made up of the first diesel engine 1 and the first asynchronous generator 2, and the first diesel generating set is become by the first rectification
Frequency device 3 is linked together with common DC bus 17, and main propulsion motor inversion change is connected on common DC bus 17
Frequency device 4 and side propulsion electric machine inversion changing frequency device 10, it is characterised in that connected in the output end of main propulsion motor inversion changing frequency device 4
There is first switch 5, the current input terminal of main propulsion motor 6 is connected with the other end of first switch 5, side propulsion electric machine inversion becomes
Second switch 11 is connected with the output end of frequency device 10, the electric current of side propulsion electric machine 13 is connected with the other end of second switch 11
Input, standby switching is connected between the current input terminal of main propulsion motor 6 and the current input terminal of side propulsion electric machine 13
Switch 12.
The daily transformer inversion changing frequency device 14 of ship is connected with common DC bus 17, it is inverse in the daily transformer of ship
Become in the output end of frequency converter 14 and be connected with transformer 15, the daily load 16 of ship is connected with the output end of transformer 15.
The second rectification variable-frequency device 9 is connected with common DC bus 17, is connected on the input of the second rectification variable-frequency device 9
The second diesel generating set is connected to, the second diesel generating set is made up of the second diesel engine 7 and the second asynchronous generator 8.
A kind of control method promoted mainly side and push away ship direct current networking propulsion system standby each other, comprises the following steps:
The first step, the first diesel generating set are linked together by the first rectification variable-frequency device 3 with common DC bus 17, in public affairs
Main propulsion motor inversion changing frequency device 4 and side propulsion electric machine inversion changing frequency device 10 are connected on common DC bus 17 respectively, is promoted mainly into electricity
First switch 5 is connected in the output end of machine inversion changing frequency device 4, the electric current of main propulsion motor 6 is connected on the other end of first switch 5
Input, second switch 11 is connected in the output end of side propulsion electric machine inversion changing frequency device 10, is connected on the other end of second switch 11
The current input terminal of side propulsion electric machine 13 is connect, is inputted in the current input terminal of main propulsion motor 6 and the electric current of side propulsion electric machine 13
Standby switching switch 12 is connected between end；
Second step, when main propulsion motor inversion changing frequency device 4 breaks down, disconnect first switch 5,
Close second switch 11 and standby switching switch 12, the control that main propulsion motor 6 passes through side propulsion electric machine inversion changing frequency device 10
Normal work processed；When side propulsion electric machine inversion changing frequency device 10 breaks down, second switch 11 is disconnected, closes the He of first switch 5
Standby switching switch 12, the control normal work that side propulsion electric machine 13 passes through main propulsion motor inversion changing frequency device 4.
Main propulsion motor inversion changing frequency device 4, side propulsion electric machine inversion changing frequency device 10, the first rectification variable-frequency device 3, ship are daily
Transformer inversion changing frequency device 14 and the second rectification variable-frequency device 9 share the controller looped network of a common DC bus 17, pass through control
The control strategy of device looped network processed, you can realize main propulsion motor inversion changing frequency device 4 and side propulsion electric machine inversion changing frequency device 10 each other
It is standby.
Claims (4)
1. a kind of side of promoting mainly pushes away ship direct current networking propulsion system standby each other, including the first diesel generating set, the first bavin
Fry dried food ingredients group of motors is by the first diesel engine（1）With the first asynchronous generator（2）Composition, the first diesel generating set is by the
One rectification variable-frequency device（3）With common DC bus（17）Link together, in common DC bus（17）On be connected to
Main propulsion motor inversion changing frequency device（4）With side propulsion electric machine inversion changing frequency device（10）, it is characterised in that main propulsion motor inversion becomes
Frequency device（4）Output end on be connected with first switch（5）, first switch（5）The other end on be connected with main propulsion motor（6）'s
Current input terminal, side propulsion electric machine inversion changing frequency device（10）Output end on be connected with second switch（11）, second switch（11）
The other end on be connected with side propulsion electric machine（13）Current input terminal, in main propulsion motor（6）Current input terminal pushed away with side
Stepper motor（13）Current input terminal between be connected with it is standby switching switch（12）.
2. a kind of side of promoting mainly according to claim 1 pushes away ship direct current networking propulsion system standby each other, its feature exists
In in common DC bus（17）On be connected with the daily transformer inversion changing frequency device of ship（14）, it is inverse in the daily transformer of ship
Become frequency converter（14）Output end on be connected with transformer（15）, in transformer（15）Output end on to be connected with ship daily negative
Carry（16）.
3. a kind of side of promoting mainly according to claim 2 pushes away ship direct current networking propulsion system standby each other, its feature exists
In in common DC bus（17）On be connected with the second rectification variable-frequency device（9）, in the second rectification variable-frequency device（9）Input on
The second diesel generating set is connected with, the second diesel generating set is by the second diesel engine（7）With the second asynchronous generator（8）Group
Into.
4. a kind of control method promoted mainly side and push away ship direct current networking propulsion system standby each other, comprises the following steps:
The first step, the first diesel generating set pass through the first rectification variable-frequency device（3）With common DC bus（17）Link together,
In common DC bus（17）It is upper to connect main propulsion motor inversion changing frequency device respectively（4）With side propulsion electric machine inversion changing frequency device
（10）, main propulsion motor inversion changing frequency device（4）Output end on connect first switch（5）, first switch（5）The other end on connect
Connect main propulsion motor（6）Current input terminal, side propulsion electric machine inversion changing frequency device（10）Output end on connect second switch
（11）, second switch（11）The other end on connecting side propulsion electric machine（13）Current input terminal, in main propulsion motor（6）Electricity
Flow input and side propulsion electric machine（13）Current input terminal between connect it is standby switching switch（12）；
Second step, when main propulsion motor inversion changing frequency device（4）When breaking down, first switch is disconnected（5）, close second switch
（11）With standby switching switch（12）, main propulsion motor（6）Pass through side propulsion electric machine inversion changing frequency device（10）The normal work of control
Make；When side propulsion electric machine inversion changing frequency device（10）When breaking down, second switch is disconnected（11）, close first switch（5）With it is standby
Switched with switching（12）, side propulsion electric machine（13）Pass through main propulsion motor inversion changing frequency device（4）Control normal work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179906.8A CN107416163A (en) | 2017-03-23 | 2017-03-23 | Promote mainly side and push away standby each other ship direct current networking propulsion system and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179906.8A CN107416163A (en) | 2017-03-23 | 2017-03-23 | Promote mainly side and push away standby each other ship direct current networking propulsion system and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107416163A true CN107416163A (en) | 2017-12-01 |
Family
ID=60423563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710179906.8A Pending CN107416163A (en) | 2017-03-23 | 2017-03-23 | Promote mainly side and push away standby each other ship direct current networking propulsion system and its control method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107416163A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412469A (en) * | 2018-10-15 | 2019-03-01 | 中车大连机车车辆有限公司 | Traction current transformation system main circuit, control method and its system |
| CN109660181A (en) * | 2019-01-01 | 2019-04-19 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七二研究所） | A kind of power limitation device and power limitation method for direct current group network system |
| CN111319747A (en) * | 2020-03-26 | 2020-06-23 | 无锡赛思亿电气科技有限公司 | Ship direct-current networking management control system based on industrial Ethernet ring and power management method thereof |
| CN113991829A (en) * | 2021-10-28 | 2022-01-28 | 上海振华重工(集团)股份有限公司 | Propeller power switching system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412469A (en) * | 2018-10-15 | 2019-03-01 | 中车大连机车车辆有限公司 | Traction current transformation system main circuit, control method and its system |
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| CN111319747A (en) * | 2020-03-26 | 2020-06-23 | 无锡赛思亿电气科技有限公司 | Ship direct-current networking management control system based on industrial Ethernet ring and power management method thereof |
| CN113991829A (en) * | 2021-10-28 | 2022-01-28 | 上海振华重工(集团)股份有限公司 | Propeller power switching system |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 030027 131 Heping North Road, wanBerlin District, Taiyuan, Shanxi Applicant after: SHANXI FENXI HEAVY INDUSTRY Co.,Ltd. Applicant after: WUXI SILENT ELECTRIC SYSTEM (SES) TECHNOLOGY Co.,Ltd. Address before: No. 131, Heping North Road, Taiyuan, Shanxi Province, Shanxi Applicant before: SHANXI FENXI HEAVY INDUSTRY Co.,Ltd. Applicant before: BEIJING CSE ELECTRICAL SCIENCE & TECHNOLOGY CO.,LTD. |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171201 |