CN108657405A - A kind of single machine single-blade formula pneumoelectric mixing ship power system - Google Patents
A kind of single machine single-blade formula pneumoelectric mixing ship power system Download PDFInfo
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- CN108657405A CN108657405A CN201810188695.9A CN201810188695A CN108657405A CN 108657405 A CN108657405 A CN 108657405A CN 201810188695 A CN201810188695 A CN 201810188695A CN 108657405 A CN108657405 A CN 108657405A
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- Prior art keywords
- machine
- gas
- accumulator
- reversible electric
- pattern
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Classifications
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- 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
- B63H21/20—Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/02—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing
- B63H23/10—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit
- B63H23/12—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit allowing combined use of the propulsion power units
-
- 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
- B63H21/20—Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units
- B63H2021/202—Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units of hybrid electric type
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/50—Measures to reduce greenhouse gas emissions related to the propulsion system
- Y02T70/5218—Less carbon-intensive fuels, e.g. natural gas, biofuels
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The purpose of the present invention is to provide a kind of single machine single-blade formula pneumoelectric mixing ship power systems, including gas machine, accumulator, gear-box, the output end of gas machine is connected by permanent magnetic coupling with the input terminal of gear-box, the output of reversible electric machine input terminal by clutch and the input of gear-box output end be connected, the output end of gear-box is connected with propeller, liquified natural gas tank connects with gas supply device gas, gas supply device is connected in gas machine, accumulator, ship loads, inverter, rectifier is connected with panel, inverter is connected by frequency converter with reversible electric machine, reversible electric machine is electrically connected with rectifier.The arrangement of multiple kinds of energy form of the present invention can meet the needs of ship is under various environment and operating mode, further improve the operational efficiency of gas machine, reversible electric machine, effectively reduce fuel consumption and the discharge of gas machine, the dynamic response of ship is improved simultaneously, and system is applied widely.
Description
Technical field
The present invention relates to a kind of dynamical systems, specifically ship power system.
Background technology
With energy problem of China and environmental problem is increasingly serious and the quick rise of international oil price, this is just to ship
Economy and emission performance more stringent requirements are proposed, also make ship energy-conserving and emission-cutting technology become everybody pay close attention to and research heat
One of point.
Natural gas has green ring as the inexorable trend that the fuel of engine is the following engine of boat and ship development, natural gas
It protects, economical and practical, safe and reliable advantage.But it is limited by natural gas engine technical merit at this stage is not high, natural gas hair
The shortcomings of that there are dynamic responses is poor for motivation, underpower.
Pure electric vehicle watercraft electric propulsion system is the forward position of the following marine technology research, has good economy, manipulation
The advantages that property, safety, low noise and low stain.However, influenced by generation mode, power density and energy storage technology,
Pure electric vehicle ship at this stage can not reach high performance speed, acceleration and automatic control, and cruising ability is also by its battery
Capacity restricts.
Ship Technology of Hybrid Electric Vehicle help to solve energy problem and technology it is immature between contradiction, be ship from tradition
Internal combustion engine propulsion mode be transitioned into pure electric propulsion mode feasible scheme be provided.Meanwhile hybrid power ship has internal combustion concurrently
The advantages of machine propelling ship and pure Electrical Propulsion Ship：Compared to internal combustion engine propelling ship, work can be selected according to payload
Pattern ensures that the fuel economy under all operating modes, redundancy are good；Compared to pure Electrical Propulsion Ship, initial stage input cost is low,
And cruising ability is strong.Therefore, development hybrid power ship has very great meaning.
Invention content
The purpose of the present invention is to provide a kind of single machine single-blade formula pneumoelectrics for improving ship power, economy and emission performance
Mix ship power system.
The object of the present invention is achieved like this：
A kind of single machine single-blade formula pneumoelectric mixing ship power system of the present invention, it is characterized in that：Including gas machine, accumulator,
The output end of gear-box, gas machine is connected by permanent magnetic coupling with the input terminal of gear-box, the output of reversible electric machine input terminal
By clutch and the input of gear-box output end be connected, the output end of gear-box is connected with propeller, liquified natural gas tank with
Gas supply device gas connect, gas supply device be connected to gas machine in, accumulator, ship load, inverter, rectifier with match
Battery plate is connected, and inverter is connected by frequency converter with reversible electric machine, and reversible electric machine is electrically connected with rectifier.
The present invention can also include：
1, gas machine, accumulator operating mode include mechanically-propelled pattern；
The mechanically-propelled pattern includes：Gas machine promotes pattern, gas machine to promote auxiliary charging pattern；
(1) gas machine promotes pattern：Gas machine is in operating status, and permanent magnetic coupling is closed, and clutch disconnects, by gas
Machine drives propeller operating；
(2) gas machine promotes auxiliary power generation pattern：Gas machine and reversible electric machine are in operating status, and reversible electric machine is power generation
Machine pattern, permanent magnetic coupling and clutch are closed, and reversible electric machine power generation, warp are driven while driving propeller operating by gas machine
Rectifier imports panel.
2, gas machine, accumulator operating mode include electric propulsion pattern；
The electric propulsion pattern includes：Accumulator promotes pattern, bank electricity charge mode；
(1) accumulator promotes pattern：Reversible electric machine is in motoring, and required electric power is provided by accumulator,
It imports after panel and is inputted again through inverter, frequency converter, permanent magnetic coupling disconnects, and clutch is closed, and spiral shell is driven by reversible electric machine
Revolve paddle operating；
(2) bank electricity charge mode：When ship is when harbour and bank are stopped, external power supply charges for accumulator 10.
3, gas machine, accumulator operating mode include hybrid propulsion pattern；
Hybrid propulsion pattern：Gas machine and reversible electric machine are in operating status, and reversible electric machine is electric motor mode, needed for
Electric power is provided by accumulator, is imported after panel and is inputted again through inverter, frequency converter, and permanent magnetic coupling and clutch are closed, by
Gas machine, reversible electric machine drive propeller to operate jointly.
4, the gas machine is natural gas engine or dual fuel engine, and reversible electric machine is magneto, and accumulator is
Lead-acid accumulator or lithium ion battery.
Advantage of the invention is that：
1. the present invention proposes a kind of single machine single-blade formula pneumoelectric mixing ship power system, it is provided with gas machine, reversible electricity
Machine, Power coverage range is wide, can meet power demand of the ship under more multi-state, and can make gas machine and reversible electric machine more
Good is operated in high efficient area, to reduce the fuel consumption of gas machine, improves the economy and emission performance of ship, simultaneously
Dynamic response when ship's navigation is improved, the acceleration and deceleration performance of ship and the performance of falling ship are improved.
2. gas machine is connected using permanent magnetic coupling instead of traditional clutch with gear-box, the flexibility of gas machine is realized
And vehicle, effectively improve gas machine and the impact and vibrations that are subject to of when vehicle, the service life of gas machine is extended, although comparing
The dynamic response of clutch, permanent magnetic coupling is slower, but can be very good to avoid the influence in hybrid power system.
3. the arrangement of more than kinds of power source improves the reliability and applicability of ship, passes through permanent magnetic coupling and clutch
The closure of device and disconnection and the switching of reversible electric machine operating mode, hybrid power system provided by the present invention may be implemented more
Kind operating mode, improves the efficiency of ship hybrid power system to the maximum extent, can be according to practical power demand and ship's navigation
Environment selects suitable operating mode.The program can not only meet the discharge standard in different harbours and marine site, moreover it is possible to effectively slow
The immature contradiction between further stringent discharge standard of solution technology improves the economy and emission performance of ship.
4. the ship hybrid power system provided using this system, ship can not have to the diesel oil subsidiary engine of installation power generation,
The power supply of ship load is replaced by accumulator and reversible electric machine, thus can effectively save cabin space and reduce it is certain just
Phase puts into.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Specific implementation mode
It illustrates below in conjunction with the accompanying drawings and the present invention is described in more detail：
In conjunction with Fig. 1, a kind of single machine single-blade formula pneumoelectric mixing ship power system of the present invention, including gas machine 1, permanent magnet coupling
Device 2, reversible electric machine 3, clutch 4, gear-box 5, propeller 6, liquified natural gas tank 7, gas supply device 8, air valve 9, electric power storage
Pond 10, charging plug 11, ship load 12, panel 13, inverter 14, frequency converter 15, rectifier 16.Its connection relation is：
The output end of gas machine 1 is connected by permanent magnetic coupling 2 with an input terminal of gear-box 5, the output of reversible electric machine 3 input
End by clutch 4 and gear-box 5 another input output end be connected, the output end of gear-box 5 is connected with propeller 6, liquid
Change natural gas tank 7 and 8 gas of gas supply device to connect, and by air valve 9 by natural gas transportation to gas machine 1, accumulator 10, ship
Oceangoing ship load 12, inverter 14, rectifier 16 are all electrically connected by switching with panel 13, inverter 14 by frequency converter 15 with it is reversible
Motor 3 is electrically connected, and reversible electric machine 3 is electrically connected with rectifier 16, accumulator 10 with can external charge plug 11.
In the present embodiment, 1 preferred net gas engine of gas machine or dual fuel engine, reversible electric machine 3 preferably have
The advantages that high efficiency, high power density, long lifespan magneto, accumulator 10 preferably at low cost, good reliability lead acid storage battery
Pond or the lithium ion battery that power density is high, volume weight is small.
The operating mode of the present invention includes mainly mechanically-propelled pattern, electric propulsion pattern, hybrid propulsion pattern.
1. mechanically-propelled pattern
Mechanically-propelled pattern can be divided into：Gas machine promotes pattern, gas machine to promote auxiliary charging pattern.
1) gas machine promotes pattern：Under this kind of operating mode, gas machine 1 is in operating status, and permanent magnetic coupling 2 closes
It closes, clutch 4 disconnects, and drives propeller 6 to operate by gas machine 1.
2) gas machine promotes auxiliary power generation pattern：Under this kind of operating mode, gas machine 1 and reversible electric machine 3 are in operation
State, reversible electric machine 3 are generator mode, and permanent magnetic coupling 2 and clutch 4 are closed, and drive propeller 6 to operate by gas machine 1
While drive reversible electric machine 3 generate electricity, rectified device 16 import panel 13.
2. electric propulsion pattern
Electric propulsion pattern can be divided into：Accumulator promotes pattern, bank electricity charge mode.
1) accumulator promotes pattern：Under this kind of operating mode, reversible electric machine 3 is in motoring, needed for
Electric power is provided by accumulator 10, is imported after panel 13 and is inputted again through inverter 14, frequency converter 15, and permanent magnetic coupling 2 disconnects, from
Clutch 4 is closed, and drives propeller 6 to operate by reversible electric machine 3.
2) bank electricity charge mode：Can be to store by 11 external power supply of charging plug when ship is at harbour and bank stop
Battery 10 charges.
3. hybrid propulsion pattern
Under this kind of operating mode, gas machine 1 and reversible electric machine 3 are in operating status, and reversible electric machine 3 is motor mould
Formula, required electric power are provided by accumulator 10, are imported after panel 13 and are inputted again through inverter 14, frequency converter 15, permanent magnet coupling
Device 2 and clutch 4 are closed, and drive propeller 6 to operate jointly by gas machine 1, reversible electric machine 3.
In above-mentioned pattern：Mechanically-propelled pattern is suitable for after ship leaves harbour or harbour, into marine site steady steaming
When, and the region not high to ship discharge and noise requirements；Electric propulsion pattern be suitable for ships will enjoy access to the ports or harbour, ship
Oceangoing ship acceleration and deceleration, fall ship, pull in shore, and to ship discharge and the region that has higher requirements of noise；Hybrid propulsion pattern is suitable for ship
When oceangoing ship has certain demand to propeller power or the speed of a ship or plane.
The marine diesel subsidiary engine of arrangement power generation, ship can not be had to using ship hybrid power system provided by the invention
It loads 12 required electric power to be provided by accumulator 10, reversible electric machine 3 can also provide electric power when generating electricity.
A kind of power configuration scheme of the ship that following table is provided by the present embodiment in constant load, the allocation plan are not examined
Consider loss when energy stream conversion, only indicates direction when energy stream distribution：Gas machine rated power is 900kW, reversible electric machine
Rated power is 600kW, and accumulator total capacity is that (it is 600kW to send out power when discharging by 1C discharge-rates to 600kWh, by 1/
Demand power is 200kW when 3C rate of charge charges, and C is coulomb), ship load consuming power is 200kW.As shown in the table,
When gas machine, reversible electric machine all efficient work rate areas under different working modes, the power distribution situation of system.Wherein S
(Shaft power) represents shaft power, and E (Electric powe) represents electrical power, and unit is all kW ,+represent what component was sent out
Shaft power or electrical power ,-represent the shaft power or electrical power of component consumption, represent component and be in closed state.M represents reversible
Motor is in electric motor mode, and G represents reversible electric machine and is in generator mode.
Pneumoelectric hybrid propulsion pattern as shown in Table, in this mode, gas machine 1, reversible electric machine 3 are in operation shape
State, reversible electric machine 3 are electric motor mode, and accumulator 10 is powered, and gas machine 1 sends out the shaft power of 900kW, and accumulator 10 is sent out
The electrical power of 600kW, reversible electric machine 3 consume the electrical power of 400kW and send out the shaft power of 400kW, ship load consumption 200kW
Electrical power, it is 1300kW that last ship, which is used for the shaft power that promotes,.
Claims (5)
1. a kind of single machine single-blade formula pneumoelectric mixing ship power system, it is characterized in that：Including gas machine, accumulator, gear-box, gas
The output end of body machine is connected by permanent magnetic coupling with the input terminal of gear-box, the output of reversible electric machine input terminal pass through clutch
Device and the input of gear-box output end be connected, the output end of gear-box is connected with propeller, and liquified natural gas tank is supplied with gas
Device gas connect, gas supply device be connected to gas machine in, accumulator, ship load, inverter, rectifier with panel phase
Even, inverter is connected by frequency converter with reversible electric machine, and reversible electric machine is electrically connected with rectifier.
2. a kind of single machine single-blade formula pneumoelectric mixing ship power system according to claim 1, it is characterized in that：Gas machine,
The operating mode of accumulator includes mechanically-propelled pattern；
The mechanically-propelled pattern includes：Gas machine promotes pattern, gas machine to promote auxiliary charging pattern；
(1) gas machine promotes pattern：Gas machine is in operating status, and permanent magnetic coupling is closed, and clutch disconnects, by gas machine band
Dynamic propeller operating；
(2) gas machine promotes auxiliary power generation pattern：Gas machine and reversible electric machine are in operating status, and reversible electric machine is generator mould
Formula, permanent magnetic coupling and clutch are closed, and reversible electric machine power generation is driven while driving propeller operating by gas machine, rectified
Device imports panel.
3. a kind of single machine single-blade formula pneumoelectric mixing ship power system according to claim 1, it is characterized in that：Gas machine,
The operating mode of accumulator includes electric propulsion pattern；
The electric propulsion pattern includes：Accumulator promotes pattern, bank electricity charge mode；
(1) accumulator promotes pattern：Reversible electric machine is in motoring, and required electric power is provided by accumulator, imports
It is inputted again through inverter, frequency converter after panel, permanent magnetic coupling disconnects, and clutch is closed, and propeller is driven by reversible electric machine
Operating；
(2) bank electricity charge mode：When ship is when harbour and bank are stopped, external power supply charges for accumulator 10.
4. a kind of single machine single-blade formula pneumoelectric mixing ship power system according to claim 1, it is characterized in that：Gas machine,
The operating mode of accumulator includes hybrid propulsion pattern；
Hybrid propulsion pattern：Gas machine and reversible electric machine are in operating status, and reversible electric machine is electric motor mode, required electric power
It is provided by accumulator, imports after panel and inputted again through inverter, frequency converter, permanent magnetic coupling and clutch are closed, by gas
Machine, reversible electric machine drive propeller to operate jointly.
5. according to a kind of any single machine single-blade formula pneumoelectric mixing ship power systems of claim 1-4, it is characterized in that：Institute
It is natural gas engine or dual fuel engine to state gas machine, and reversible electric machine is magneto, accumulator be lead-acid accumulator or
Lithium ion battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810188695.9A CN108657405A (en) | 2018-03-08 | 2018-03-08 | A kind of single machine single-blade formula pneumoelectric mixing ship power system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810188695.9A CN108657405A (en) | 2018-03-08 | 2018-03-08 | A kind of single machine single-blade formula pneumoelectric mixing ship power system |
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| CN108657405A true CN108657405A (en) | 2018-10-16 |
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| CN201810188695.9A Pending CN108657405A (en) | 2018-03-08 | 2018-03-08 | A kind of single machine single-blade formula pneumoelectric mixing ship power system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109878681A (en) * | 2019-02-28 | 2019-06-14 | 哈尔滨工程大学 | A kind of double paddle bavin pneumoelectric mixing ship power systems of three machines of carrying fuel battery |
| CN113148093A (en) * | 2021-04-22 | 2021-07-23 | 哈尔滨工程大学 | Power distribution method of parallel ship hybrid power system |
| CN113525656A (en) * | 2021-07-08 | 2021-10-22 | 哈尔滨工程大学 | Gas-electric hybrid power ship energy distribution method based on propeller rotating speed closed loop |
| CN114771796A (en) * | 2022-03-01 | 2022-07-22 | 武汉理工大学 | Ship gas-electric hybrid power system with direct-current networking |
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| US20050103542A1 (en) * | 2003-11-18 | 2005-05-19 | Grabbe Wallace W. | Gas-electric hybrid drive system with a planetary gear |
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| CN109878681A (en) * | 2019-02-28 | 2019-06-14 | 哈尔滨工程大学 | A kind of double paddle bavin pneumoelectric mixing ship power systems of three machines of carrying fuel battery |
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| CN114771796A (en) * | 2022-03-01 | 2022-07-22 | 武汉理工大学 | Ship gas-electric hybrid power system with direct-current networking |
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Application publication date: 20181016 |