CN108860549A - A kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery - Google Patents
A kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery Download PDFInfo
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- CN108860549A CN108860549A CN201810188694.4A CN201810188694A CN108860549A CN 108860549 A CN108860549 A CN 108860549A CN 201810188694 A CN201810188694 A CN 201810188694A CN 108860549 A CN108860549 A CN 108860549A
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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
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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
- 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
- B63H2021/205—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 the second power unit being of the internal combustion engine type, or the like, e.g. a Diesel engine
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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
- 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
- B63H2021/207—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 the second power unit being a gas turbine
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The purpose of the present invention is to provide a kind of parallel ship hybrid power systems of the bavin pneumoelectric of carrying fuel battery, are made of diesel engine, gas machine, reversible electric machine, fuel cell, battery, permanent magnetic coupling, clutch, gear-box, propeller, natural gas storage feedway, inverter, frequency converter, rectifier, panel.The system main feature is as follows：Diesel engine and gas machine are connected by permanent magnetic coupling with gear-box, and two reversible electric machines are connected by clutch with gear-box, and electric power source includes fuel cell and battery.The arrangement of multiple kinds of energy form of the present invention can satisfy demand of the ship under various environment and operating condition, further improve the operational efficiency of diesel engine, gas machine, reversible electric machine, effectively reduce the fuel consumption and discharge of engine, 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 technique
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.
Diesel engine as ship major engine in the world at present, have technology maturation, thermal efficiency height, good economy performance,
The advantages that dynamic response is good.But the attention with people to energy problem and environmental problem, reserves problem and diesel oil
The emission problem of machine can not be ignored, and especially marine diesel, which often uses poor ignition quality fuel, causes emission problem even more serious, furthermore
The continuous rise of diesel-fuel price also makes the continuous improvement of operating cost.
Natural gas has green ring as the inexorable trend that the fuel of engine is that the following engine of boat and ship develops, natural gas
It protects, economical and practical, safe and reliable advantage.But it is limited by natural gas engine technical level at this stage is not high, natural gas hair
The disadvantages of that there are dynamic responses is poor for motivation, underpower.
Fuel cell is high as a kind of generating efficiency, environmental pollution is small, specific energy is high, low noise, high reliablity, is easy to again
The power generator of construction is the new direction of the following marine electric power propulsion.But due to technology is immature at this stage, fuel cell is also
There is start the disadvantages such as low with supply hardly possible, power density compared with slow, fuel storage.
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 pollution.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
Mode, guarantees the fuel economy under all operating conditions, and redundancy is good；Compared to pure Electrical Propulsion Ship, initial stage input cost is low,
And cruising ability is strong.Therefore, developing hybrid power ship has very great meaning.
Summary of the invention
The purpose of the present invention is to provide a kind of bavins for the carrying fuel battery for improving ship power, economy and emission performance
The parallel ship hybrid power system of pneumoelectric.
The object of the present invention is achieved like this：
A kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery of the present invention, it is characterized in that：Including diesel oil
Machine, gas machine, fuel cell, gear-box, the gear-box include first input end, the second input terminal, the first output end, second
Output end, the first input output end, the second input output end, the output end of diesel engine passes through the first permanent magnetic coupling tooth connection
The first input end of roller box, the output end of gas machine pass through the second input terminal of the second permanent magnetic coupling tooth connection roller box, gear
First input of case output end by the output of first clutch the first reversible electric machine of connection input terminal, the second of gear-box be defeated
Enter output end by second clutch connect the second reversible electric machine output input terminal, the first output end connection the of gear-box
The second output terminal of one propeller, gear-box connects the second propeller, and liquified natural gas tank is connected with gas supply device, gas
Feedway is respectively communicated with gas machine and fuel cell, and fuel cell, battery, ship load, inverter, rectifier connect respectively
Panel is connect, inverter is connected by frequency converter with the first reversible electric machine and the second reversible electric machine, the first reversible electric machine and second
Reversible electric machine is connected with rectifier.
A kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery of the present invention, it is characterized in that：Including diesel oil
Machine, gas machine, fuel cell, gear-box, the gear-box include first input end, the second input terminal, the first output end, second
Output end, input output end, the output end of diesel engine pass through the first input end of the first permanent magnetic coupling tooth connection roller box, gas
The output end of body machine passes through the second input terminal of the second permanent magnetic coupling tooth connection roller box, and the Shu Ru output end of gear-box passes through
Clutch connect reversible electric machine output input terminal, the first output end of gear-box connects the first propeller, the second of gear-box
Output end connects the second propeller, and liquified natural gas tank is connected with gas supply device, and gas supply device is respectively communicated with gas
Machine and fuel cell, fuel cell, battery, ship load, inverter, rectifier are separately connected panel, and inverter passes through
Frequency converter is connected with reversible electric machine, and reversible electric machine is connected with rectifier.
The present invention can also include：
1, the operating mode of the diesel engine and gas machine includes mechanically-propelled mode：
The mechanically-propelled mode includes：Diesel propulsion mode, gas machine promote mode, bavin gas hybrid propulsion mode,
Diesel propulsion auxiliary power generation mode, gas machine promote auxiliary power generation mode, bavin gas hybrid propulsion auxiliary power generation mode；
(1) diesel propulsion mode：Diesel engine is in operating status, the first permanent magnetic coupling closure, the second permanent magnet coupling
Device disconnects, and first clutch and second clutch disconnect, and drives the first propeller and the second propeller to operate by diesel engine；
(2) gas machine promotes mode：Gas machine is in operating status, the second permanent magnetic coupling closure, the first permanent magnet coupling
Device disconnects, and first clutch and second clutch disconnect, and drives the first propeller and the second propeller to operate by gas machine；
(3) bavin gas hybrid propulsion mode：Diesel engine and gas machine are in operating status simultaneously, the first permanent magnetic coupling and the
Two permanent magnetic couplings closure, first clutch and second clutch disconnect, and drive the first spiral simultaneously by diesel engine and gas machine
Paddle and the operating of the second propeller；
(4) diesel propulsion auxiliary power generation mode：Diesel engine, the first reversible electric machine and the second reversible electric machine are in operation shape
State, the first reversible electric machine and the second reversible electric machine are generator mode, and the first permanent magnetic coupling is closed, and the second permanent magnetic coupling is disconnected
It opens, first clutch and second clutch closure, band while driving the first propeller and the second propeller to operate by diesel engine
Dynamic first reversible electric machine and the power generation of the second reversible electric machine import panel after rectified device rectification；
(5) gas machine promotes auxiliary power generation mode：Gas machine, the first reversible electric machine and the second reversible electric machine are in operation shape
State, the first reversible electric machine and the second reversible electric machine are generator mode, and the second permanent magnetic coupling is closed, and the first permanent magnetic coupling is disconnected
It opens, first clutch and second clutch closure, band while driving the first propeller and the second propeller to operate by gas machine
Dynamic first reversible electric machine and the power generation of the second reversible electric machine import panel after rectified device rectification；
(6) bavin gas hybrid propulsion auxiliary power generation mode：Diesel engine, gas machine, the first reversible electric machine and the second reversible electric machine
In operating status, the first reversible electric machine and the second reversible electric machine are generator mode, the first permanent magnetic coupling and the second permanent magnetism
Coupler closure, first clutch and second clutch closure, drive the first propeller and the second spiral shell by diesel engine and gas machine
It drives the first reversible electric machine and the second reversible electric machine to generate electricity while rotation paddle operating, imports panel after rectified device rectification.
2, the operating mode of the diesel engine and gas machine includes electric propulsion mode：
The electric propulsion mode includes：Fuel cell promotes mode, battery to promote mode, hybrid power supply propulsion module
Formula, bank electricity charge mode；
(1) fuel cell promotes mode：First reversible electric machine and the second reversible electric machine are in motoring, institute
It needs electric power to be provided completely by fuel cell, imports after panel and inputted again through inverter, frequency converter, the first permanent magnetic coupling and the
Two permanent magnetic couplings disconnect, and first clutch and second clutch closure are driven by the first reversible electric machine and the second reversible electric machine
First propeller and the operating of the second propeller；
(2) battery promotes mode：First reversible electric machine and the second reversible electric machine are in motoring, needed for
Electric power is provided by battery completely, is inputted after inverter, frequency converter again after importing panel, the first permanent magnetic coupling and second
Permanent magnetic coupling disconnects, first clutch and second clutch closure, drives the by the first reversible electric machine and the second reversible electric machine
One propeller and the operating of the second propeller；
(3) hybrid power supply promotes mode：First reversible electric machine and the second reversible electric machine are in motoring, institute
It needs electric power to be provided by fuel cell and battery, is inputted after inverter, frequency converter again after importing panel, the first permanent magnet coupling
Device and the second permanent magnetic coupling disconnect, first clutch and second clutch closure, by the first reversible electric machine and the second reversible electricity
Machine drives the first propeller and the operating of the second propeller；
(4) bank electricity charge mode：When ship is when harbour and bank are stopped, to charge the battery by external power supply.
3, the operating mode of the diesel engine and gas machine includes hybrid propulsion mode：
The hybrid propulsion mode includes：Bavin electricity hybrid propulsion mode, pneumoelectric hybrid propulsion mode, bavin pneumoelectric hybrid propulsion
Mode, bavin electricity hybrid propulsion auxiliary power generation mode, pneumoelectric hybrid propulsion auxiliary power generation mode, bavin pneumoelectric hybrid propulsion auxiliary power generation
Mode；
(1) bavin electricity hybrid propulsion mode：Diesel engine, the first reversible electric machine and the second reversible electric machine are in operating status, the
One reversible electric machine and the second reversible electric machine are electric motor mode, and required electric power is provided by fuel cell and battery, and remittance is matched
It is inputted after inverter, frequency converter again after battery plate, the first permanent magnetic coupling closure, the second permanent magnetic coupling disconnects, the first clutch
Device and second clutch closure, drive the first propeller and the by diesel engine, the first reversible electric machine and the second reversible electric machine jointly
The operating of two propellers；
(2) pneumoelectric hybrid propulsion mode：Gas machine, the first reversible electric machine and the second reversible electric machine are in operating status, the
One reversible electric machine and the second reversible electric machine are electric motor mode, and required electric power is provided by fuel cell and battery, and remittance is matched
It is inputted after inverter, frequency converter again after battery plate, the second permanent magnetic coupling closure, the first permanent magnetic coupling disconnects, the first clutch
Device and second clutch closure, drive the first propeller and the by gas machine, the first reversible electric machine and the second reversible electric machine jointly
The operating of two propellers；
(3) bavin pneumoelectric hybrid propulsion mode：Diesel engine, gas machine, the first reversible electric machine and the second reversible electric machine are in fortune
Row state, the first reversible electric machine and the second reversible electric machine are electric motor mode, and required electric power is mentioned by fuel cell and battery
For, it is inputted after inverter, frequency converter again after importing panel, the first permanent magnetic coupling and the second permanent magnetic coupling closure, the
One clutch and second clutch closure, drive the by diesel engine, gas machine, the first reversible electric machine and the second reversible electric machine jointly
One propeller and the operating of the second propeller；
(4) bavin electricity hybrid propulsion auxiliary power generation mode：Diesel engine, the first reversible electric machine and the second reversible electric machine are in operation
State, the first reversible electric machine are generator mode, and the second reversible electric machine is electric motor mode, electric power needed for the second reversible electric machine by
Diesel engine drives the power generation of the first reversible electric machine to provide, and can to charge the battery, and the electricity that the first reversible electric machine issues is rectified
Device is imported after panel and is inputted again through inverter, frequency converter, and the first permanent magnetic coupling closure, the second permanent magnetic coupling disconnects, the
One clutch and second clutch closure, drive the first propeller and the second propeller by diesel engine, the second reversible electric machine jointly
Operating；
(5) pneumoelectric hybrid propulsion auxiliary power generation mode：Gas machine, the first reversible electric machine and the second reversible electric machine are in operation
State, the first reversible electric machine are generator mode, and the second reversible electric machine is electric motor mode, electric power needed for the second reversible electric machine by
Gas machine drives the power generation of the first reversible electric machine to provide, and can to charge the battery, and the electricity that the first reversible electric machine issues is rectified
Device is imported after panel and is inputted again through inverter, frequency converter, and the second permanent magnetic coupling closure, the first permanent magnetic coupling disconnects, the
One clutch and second clutch closure, drive the first propeller and the second propeller by gas machine, the second reversible electric machine jointly
Operating；
(6) bavin pneumoelectric hybrid propulsion auxiliary power generation mode：Diesel engine, gas machine, the first reversible electric machine and the second reversible electricity
Machine is in operating status, and the first reversible electric machine is generator mode, and the second reversible electric machine is electric motor mode, the second reversible electric machine
Required electric power drives the power generation of the first reversible electric machine to provide by diesel engine and gas machine, and can to charge the battery, and first is reversible
The rectified device of electricity that motor issues is imported after panel and is inputted again through inverter, frequency converter, the first permanent magnetic coupling closure, and second
Permanent magnetic coupling disconnects, first clutch and second clutch closure, by diesel engine, gas machine, the common band of the second reversible electric machine
Dynamic first propeller and the operating of the second propeller.
4, the gas machine is natural gas engine or dual fuel engine, and the power of gas machine is greater than the function of diesel engine
Rate；Fuel cell is the fused carbonate type fuel cell or solid oxide fuel that natural gas can be used directly as fuel
Battery or phosphoric acid type fuel cell.
Advantage of the invention is that：
1. being provided with diesel oil the invention proposes a kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery
Machine, gas machine, two reversible electric machines, Power coverage range is wide, can satisfy power demand of the ship under various operating conditions, and energy
So that diesel engine, gas machine and reversible electric machine is preferably worked in high efficient area, to reduce the fuel consumption of engine, improves
The economy and emission performance of ship, while dynamic response when ship's navigation is effectively improved, improve the acceleration and deceleration of ship
Performance and the performance of falling ship.
2. the gas supply demand of gas machine collocation fuel cell with cost when being only disposed with gas machine or fuel cell more
Optimization.Fuel cell is combined with battery as power supply device simultaneously, and battery compensates for fuel cell motive force response
The shortcomings that difference, the shortcomings that can not charging, fuel cell compensates for low accumulator capacity, low efficiency, and can effectively extend storage
The service life of battery.
3. replacing traditional clutch to connect using permanent magnetic coupling between engine and gear-box, engine is realized
Flexible and vehicle, effectively improve engine and the impact and vibration that are subject to of when vehicle, extend the service life of engine, although
Compared to clutch, the dynamic response of permanent magnetic coupling is slower, but is used in hybrid power system and can be very good to avoid the disadvantage.
4. 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 of operating mode, effectively increases the efficiency of ship hybrid power system, can according to practical power demand and ship's navigation environment,
The suitable operating mode of selection.The program can not only meet the discharge standard in different harbours and sea area, moreover it is possible to skill be effectively relieved
The immature contradiction between further stringent discharge standard of art, but also can be according to the price of diesel-fuel price and liquefied natural gas
The runing time of reasonable distribution engine further increases the economy and emission performance of ship.
5. 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 can be replaced mainly by fuel cell and reversible electric machine, and emergency also battery can be used to replace,
Therefore it can effectively save cabin space and reduce certain initial stage investment.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of another embodiment of the present invention；
Fig. 3 is the reduced form of Fig. 1 gear-box；
Fig. 4 is the reduced form of Fig. 2 gear-box.
Specific embodiment
It illustrates with reference to the accompanying drawing and the present invention is described in more detail：
In conjunction with Fig. 1-4, in Fig. 1, a kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery, by diesel oil
Machine 1, gas machine 3, permanent magnetic coupling 2 and 4, gear-box 5, reversible electric machine 6a and 6b, clutch 7a and 7b, propeller 8a and 8b,
Liquified natural gas tank 9, gas supply device 10, air valve 11, fuel cell 12, charging plug 13, battery 14, ship load
15, panel 16, inverter 17, frequency converter 18, rectifier 19 form.Its connection relationship is：Diesel engine 1 and gas machine 3 it is defeated
Outlet passes through permanent magnetic coupling 2 and 4 respectively and is connected with two input terminals of gear-box 5, the output of reversible electric machine 6a and 6b input
End respectively by clutch 7a and 7b and gear-box 5 other two input output end be connected, two output ends of gear-box 5
It is connected respectively with propeller 8a and 8b, liquified natural gas tank 9 and 10 gas of gas supply device connect, and pass through air valve 11 for natural gas
It is delivered in gas machine 3 and fuel cell 12, fuel cell 12, battery 14, ship load 15, inverter 17, rectifier 19
It is all electrically connected by switch with panel 16, inverter 17 is electrically connected by frequency converter 18 and reversible electric machine 6a and 6b, reversible electric machine 6a
Be electrically connected with 6b and rectifier 19, battery 16 with can external charge plug 15.
In the present embodiment, diesel engine 1 and gas machine 3 can be set to constant power, may be set to be a power compared with
Big one lower-powered, and the low power diesel engine 1 Preferable scheme is that powerful gas machine 3 is arranged in pairs or groups can both increase in this way
Add the range of Power coverage, the discharge of pernicious gas can also be reduced.
In the present embodiment, the preferred net gas engine of gas machine 3 or dual fuel engine, reversible electric machine 6a and 6b are preferred
Have many advantages, such as that natural gas conduct preferably can be used directly in high efficiency, high power density, service life long magneto, fuel cell 12
The fused carbonate type fuel cell or solid oxide fuel cell or phosphoric acid type fuel cell of fuel, battery 14 are preferred
At low cost, good reliability lead-acid accumulator or the lithium ion battery that power density is high, volume weight is small.
The structure of the gear-box 5 of meaning shown in the present invention is not limited to single gear-box, is also possible to multiple gear-box institutes
Composition has the function of similar structures and power coupling mechanism.
Operating mode of the invention mainly includes mechanically-propelled mode, electric propulsion mode, hybrid propulsion mode.
1. mechanically-propelled mode
Mechanically-propelled mode can be divided into：Diesel propulsion mode, gas machine promote mode, bavin gas hybrid propulsion mode, bavin
Oil machine promotes auxiliary power generation mode, gas machine to promote auxiliary power generation mode, bavin gas hybrid propulsion auxiliary power generation mode.
1) diesel propulsion mode：Under this kind of operating mode, diesel engine 1 is in operating status, and permanent magnetic coupling 2 closes
It closes, permanent magnetic coupling 4 disconnects, and clutch 7a and 7b are disconnected, and drives two propeller 8a and 8b operatings by diesel engine 1.
2) gas machine promotes mode：Under this kind of operating mode, gas machine 3 is in operating status, and permanent magnetic coupling 4 closes
It closes, permanent magnetic coupling 2 disconnects, and clutch 7a and 7b are disconnected, and drives two propeller 8a and 8b operatings by gas machine 3.
3) bavin gas hybrid propulsion mode：Under this kind of operating mode, diesel engine 1 and gas machine 3 are in operating status simultaneously,
Permanent magnetic coupling 2 and 4 is closed, and clutch 7a and 7b are disconnected, driven simultaneously by diesel engine 1 and gas machine 3 two propeller 8a and
8b operating.
4) diesel propulsion auxiliary power generation mode：Under this kind of operating mode, diesel engine 1, reversible electric machine 6a and 6b are in
Operating status, reversible electric machine 6a and 6b are generator mode, and permanent magnetic coupling 2 is closed, and permanent magnetic coupling 4 disconnects, clutch 7a
It is closed with 7b, two reversible electric machine 6a and 6b power generations, warp is driven while driving two propeller 8a and 8b operatings by diesel engine 1
Rectifier 19 imports panel 16 after rectifying.
5) gas machine promotes auxiliary power generation mode：Under this kind of operating mode, gas machine 3, reversible electric machine 6a and 6b are in
Operating status, reversible electric machine 6a and 6b are generator mode, and permanent magnetic coupling 4 is closed, and permanent magnetic coupling 2 disconnects, clutch 7a
It is closed with 7b, two reversible electric machine 6a and 6b power generations, warp is driven while driving two propeller 8a and 8b operatings by gas machine 3
Rectifier 19 imports panel 16 after rectifying.
6) bavin gas hybrid propulsion auxiliary power generation mode：Under this kind of operating mode, diesel engine 1, gas machine 3, reversible electric machine
6a and 6b are in operating status, and reversible electric machine is generator mode, and permanent magnetic coupling 2 and 4 is closed, clutch 7a and 7b closure,
Two reversible electric machine 6a and 6b power generations, warp are driven while driving two propeller 8a and 8b operatings by diesel engine 1 and gas machine 3
Rectifier 19 imports panel 16 after rectifying.
2. electric propulsion mode
Electric propulsion mode can be divided into：Fuel cell promote mode, battery promote mode, hybrid power supply promote mode,
Bank electricity charge mode.
1) fuel cell promotes mode：Under this kind of operating mode, reversible electric machine 6a and 6b are in motoring,
Its required electric power is provided by fuel cell 12 completely, is imported after panel 16 and is inputted again through inverter 17, frequency converter 18, permanent magnetism coupling
Clutch 2 and 4 disconnects, clutch 7a and 7b closure, drives two propeller 8a and 8b operatings by reversible electric machine 6a and 6b.
2) battery promotes mode：Under this kind of operating mode, reversible electric machine 6a and 6b are in motoring,
Required electric power is provided by battery 14 completely, is inputted after inverter 17, frequency converter 18 again after importing panel 16, permanent magnet coupling
Device 2 and 4 disconnects, clutch 7a and 7b closure, drives two propeller 8a and 8b operatings by reversible electric machine 6a and 6b.
3) hybrid power supply promotes mode：Under this kind of operating mode, reversible electric machine 6a and 6b are in motoring,
Its required electric power is provided by fuel cell 12 and battery 14, defeated after inverter 17, frequency converter 18 again after remittance panel 16
Enter, permanent magnetic coupling 2 and 4 disconnects, clutch 7a and 7b closure, drives two propeller 8a and 8b fortune by reversible electric machine 6a and 6b
Turn.
4) bank electricity charge mode：It can be to store by 13 external power supply of charging plug when ship is when harbour and bank are stopped
Battery 14 charges.
3. hybrid propulsion mode
Hybrid propulsion mode can be divided into：Bavin electricity hybrid propulsion mode, pneumoelectric hybrid propulsion mode, bavin pneumoelectric hybrid propulsion mould
Formula, bavin electricity hybrid propulsion auxiliary power generation mode, pneumoelectric hybrid propulsion auxiliary power generation mode, bavin pneumoelectric hybrid propulsion auxiliary power generation mould
Formula.
1) bavin electricity hybrid propulsion mode：Under this kind of operating mode, diesel engine 1, reversible electric machine 6a and 6b are in operation shape
State, reversible electric machine 6a and 6b are electric motor mode, and required electric power is provided by fuel cell 12 and battery 14, import panel
It is inputted after inverter 17, frequency converter 18 again after 16, permanent magnetic coupling 2 is closed, and permanent magnetic coupling 4 disconnects, clutch 7a and 7b
Closure drives two propeller 8a and 8b operatings by diesel engine 1, reversible electric machine 6a and 6b jointly.
2) pneumoelectric hybrid propulsion mode：Under this kind of operating mode, gas machine 3, reversible electric machine 6a and 6b are in operation shape
State, reversible electric machine 6a and 6b are electric motor mode, and required electric power is provided by fuel cell 12 and battery 14, import panel
It is inputted after inverter 17, frequency converter 18 again after 16, permanent magnetic coupling 4 is closed, and permanent magnetic coupling 2 disconnects, clutch 7a and 7b
Closure drives two propeller 8a and 8b operatings by gas machine 3, reversible electric machine 6a and 6b jointly.
3) bavin pneumoelectric hybrid propulsion mode：Under this kind of operating mode, diesel engine 1, gas machine 3, reversible electric machine 6a and 6b
In operating status, reversible electric machine 6a and 6b are electric motor mode, and required electric power is provided by fuel cell 12 and battery 14,
It is inputted after inverter 17, frequency converter 18 again after importing panel 16, permanent magnetic coupling 2 and 4 is closed, and clutch 7a and 7b are closed
It closes, two propeller 8a and 8b operatings is driven by diesel engine 1, gas machine 3, reversible electric machine 6a and 6b jointly.
4) bavin electricity hybrid propulsion auxiliary power generation mode：Under this kind of operating mode, at diesel engine 1, reversible electric machine 6a and 6b
In operating status, wherein a reversible electric machine 6a is generator mode, another reversible electric machine 6b is electric motor mode, reversible electricity
Electric power needed for machine 6b drives reversible electric machine 6a power generation to provide by diesel engine 1, and can charge for battery 14, reversible electric machine 6a hair
The rectified device 19 of electricity out is imported after panel 16 and is inputted again through inverter 17, frequency converter 18, and permanent magnetic coupling 2 is closed, permanent magnetism
Coupler 4 disconnects, clutch 7a and 7b closure, drives two propeller 8a and 8b fortune jointly by diesel engine 1, reversible electric machine 6b
Turn.
5) pneumoelectric hybrid propulsion auxiliary power generation mode：Under this kind of operating mode, at gas machine 3, reversible electric machine 6a and 6b
In operating status, wherein a reversible electric machine 6a is generator mode, another reversible electric machine 6b is electric motor mode, reversible electricity
Electric power needed for machine 6b drives reversible electric machine 6a power generation to provide by gas machine 3, and can charge for battery 14, reversible electric machine 6a hair
The rectified device 19 of electricity out is imported after panel 16 and is inputted again through inverter 17, frequency converter 18, and permanent magnetic coupling 4 is closed, permanent magnetism
Coupler 2 disconnects, clutch 7a and 7b closure, drives two propeller 8a and 8b fortune jointly by gas machine 3, reversible electric machine 6b
Turn.
6) bavin pneumoelectric hybrid propulsion auxiliary power generation mode：Under this kind of operating mode, diesel engine 1,3 reversible electric machine of gas machine
6a and 6b are in operating status, wherein a reversible electric machine 6a is generator mode, another reversible electric machine 6b is motor mould
Formula, electric power needed for reversible electric machine 6b drive reversible electric machine 6a power generation to provide, and can be battery by diesel engine 1 and gas machine 3
14 chargings, the rectified device 19 of electricity that reversible electric machine 6a is issued are imported after panel 16 and are inputted again through inverter 17, frequency converter 18, forever
Magnetic coupler 2 is closed, and permanent magnetic coupling 4 disconnects, and clutch 7a and 7b closure are total to by diesel engine 1, gas machine 3, reversible electric machine 6b
With two propeller 8a and 8b operatings of drive.
Under above-mentioned all modes, if the power of single reversible motor can meet demand, controllable switch and clutch,
It realizes single reversible electric machine work, makes its work in high efficient area.Simultaneously can rotation use single reversible motor, can be to avoid separate unit
Reversible electric machine, which works long hours, leads to overheating itself, so that operational efficiency be made to reduce, can also effectively extend the use of reversible electric machine
Service life.
In above-mentioned mode：Mechanically-propelled mode is suitable for after ship leaves harbour or harbour, into sea area steady steaming
When, and the region not high to ship discharge and noise requirements；Electric propulsion mode be suitable for ships will enjoy access to the ports or harbour, ship
Oceangoing ship acceleration and deceleration, ship pull in shore, and to the region that ship discharge and noise have higher requirements；Hybrid propulsion mode is suitable for ship
When oceangoing ship has certain demand to propeller power or the speed of a ship or plane.When wherein auxiliary power generation mode does not work suitable for fuel cell.
The marine diesel subsidiary engine of arrangement power generation, ship can not be had to using ship hybrid power system provided by the invention
Electric power required for load 15 is mainly provided by fuel cell 12, and reversible electric machine 6a or 6b also can provide part electricity when auxiliary power generation
Power, it is proposed that an emergency situation is encountered reuses the offer of battery 14, extends the service life of battery 14 with this.
Consider ship actual demand power size and with engine power, fuel battery power, accumulator capacity it
Between matching problem, the number of units of reversible electric machine can be increased or decreased.
Following table is not examined for a kind of power configuration scheme of ship in constant load, the allocation plan provided by the present embodiment
Consider loss when energy stream conversion, only indicates direction when energy stream distribution：Diesel engine rated power is 900kW, gas machine volume
Determining power is 1200kW, and single reversible motor rated power is 600kW, fuel battery power 600kW, and battery total capacity is
(issue power when by the electric discharge of 3C discharge-rate is 900kW to 300kWh, and demand power is when charging by 1/3C rate of charge
100kW, C are coulomb), ship load consuming power is 300kW.As shown in the table, when diesel engine, gas machine and reversible electric machine exist
Under different working modes all efficient work rate area when, the power distribution situation of system.Wherein S (Shaft power) represents shaft work
Rate, E (Electric powe) represent electrical power, and unit is all kW ,+shaft power or electrical power that component issues are represented ,-represent
The shaft power or electrical power of component consumption, represent component and be in closed state.M represents reversible electric machine and is in electric motor mode, G
It represents reversible electric machine and is in generator mode.
Bavin pneumoelectric hybrid propulsion mode as shown in Table, in this mode, diesel engine 1, gas machine 3, reversible electric machine 6a
In operating status with 6b, reversible electric machine 6a and 6b are electric motor mode, and fuel cell 14 and battery 16 are all powered, diesel engine
1 issues the shaft power of 900kW, and gas machine 3 issues the shaft power of 1200kW, and fuel cell 14 issues the electrical power of 600kW, electric power storage
Pond 16 issues the electrical power of 900kW, and reversible electric machine 6a and 6b consume the electrical power of 600kW respectively and issue the shaft power of 600kW,
The electrical power of ship load consumption 300kW, the shaft power that last ship is used to promote are 3300kW.
Fig. 2 is another preferred embodiment of the invention, mutually construction, connection relationship, operating mode etc. and Fig. 1
It is similar, therefore omit herein.Compared to Figure 1 the arrangement of Fig. 2, reduces the number of units of reversible electric machine and changes the knot of gear-box
Structure can make entire ship mixed power system structure more compact using the arrangement of Fig. 2, and arrangement is more simple, but mixed
Close under propulsion mode can not auxiliary power generation, and reduce Power coverage range.
Fig. 3 and Fig. 4 is respectively a kind of combining form for the gear-box 5 that Fig. 1 and Fig. 2 provided by the invention simplify in structure.
The combining form of multiple simple gearbox can allow structure arrangement freer, and spatial distribution is more reasonable, and can be according to power
Matching is more easy to increase or decrease reversible electric machine number of units, keeps the matching of ship machine paddle more flexible.But energy loss has a little
Increase, can also occupy more cabin spaces.
Claims (6)
1. a kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery, it is characterized in that：Including diesel engine, gas
Machine, fuel cell, gear-box, the gear-box include first input end, the second input terminal, the first output end, second output terminal,
First input output end, the second input output end, the output end of diesel engine pass through the first permanent magnetic coupling tooth connection roller box
First input end, the output end of gas machine pass through the second input terminal of the second permanent magnetic coupling tooth connection roller box, and the of gear-box
One input output end by first clutch connect the first reversible electric machine output input terminal, gear-box second input it is defeated
Outlet by second clutch connect the second reversible electric machine output input terminal, the first output end of gear-box connects the first spiral shell
Paddle is revolved, the second output terminal of gear-box connects the second propeller, and liquified natural gas tank is connected with gas supply device, gas supply
Device is respectively communicated with gas machine and fuel cell, and fuel cell, battery, ship load, inverter, rectifier are separately connected and match
Battery plate, inverter are connected by frequency converter with the first reversible electric machine and the second reversible electric machine, the first reversible electric machine and second reversible
Motor is connected with rectifier.
2. a kind of parallel ship hybrid power system of bavin pneumoelectric of carrying fuel battery according to claim 1, feature
It is：The operating mode of the diesel engine and gas machine includes mechanically-propelled mode：
The mechanically-propelled mode includes：Diesel propulsion mode, gas machine promote mode, bavin gas hybrid propulsion mode, diesel oil
Machine promotes auxiliary power generation mode, gas machine to promote auxiliary power generation mode, bavin gas hybrid propulsion auxiliary power generation mode；
(1) diesel propulsion mode：Diesel engine is in operating status, the first permanent magnetic coupling closure, and the second permanent magnetic coupling is disconnected
It opens, first clutch and second clutch disconnect, and drive the first propeller and the second propeller to operate by diesel engine；
(2) gas machine promotes mode：Gas machine is in operating status, the second permanent magnetic coupling closure, and the first permanent magnetic coupling is disconnected
It opens, first clutch and second clutch disconnect, and drive the first propeller and the second propeller to operate by gas machine；
(3) bavin gas hybrid propulsion mode：Diesel engine and gas machine are in operating status simultaneously, and the first permanent magnetic coupling and second is forever
Magnetic coupler closure, first clutch and second clutch disconnect, by diesel engine and gas machine drive simultaneously the first propeller and
The operating of second propeller；
(4) diesel propulsion auxiliary power generation mode：Diesel engine, the first reversible electric machine and the second reversible electric machine are in operating status,
First reversible electric machine and the second reversible electric machine are generator mode, and the first permanent magnetic coupling is closed, and the second permanent magnetic coupling disconnects,
First clutch and second clutch closure drive the first propeller and the second propeller to drive the while operating by diesel engine
One reversible electric machine and the power generation of the second reversible electric machine import panel after rectified device rectification；
(5) gas machine promotes auxiliary power generation mode：Gas machine, the first reversible electric machine and the second reversible electric machine are in operating status,
First reversible electric machine and the second reversible electric machine are generator mode, and the second permanent magnetic coupling is closed, and the first permanent magnetic coupling disconnects,
First clutch and second clutch closure drive the first propeller and the second propeller to drive the while operating by gas machine
One reversible electric machine and the power generation of the second reversible electric machine import panel after rectified device rectification；
(6) bavin gas hybrid propulsion auxiliary power generation mode：Diesel engine, gas machine, the first reversible electric machine and the second reversible electric machine are in
Operating status, the first reversible electric machine and the second reversible electric machine are generator mode, the first permanent magnetic coupling and the second permanent magnet coupling
Device closure, first clutch and second clutch closure, drive the first propeller and the second propeller by diesel engine and gas machine
It drives the first reversible electric machine and the second reversible electric machine to generate electricity while operating, imports panel after rectified device rectification.
3. a kind of parallel ship hybrid power system of bavin pneumoelectric of carrying fuel battery according to claim 1, feature
It is：The operating mode of the diesel engine and gas machine includes electric propulsion mode：
The electric propulsion mode includes：Fuel cell promotes mode, battery that mode, hybrid power supply is promoted to promote mode, bank
Electric charge mode；
(1) fuel cell promotes mode：First reversible electric machine and the second reversible electric machine are in motoring, required electricity
Power is provided by fuel cell completely, is imported after panel and is inputted again through inverter, frequency converter, the first permanent magnetic coupling and second is forever
Magnetic coupler disconnects, and first clutch and second clutch closure drive first by the first reversible electric machine and the second reversible electric machine
Propeller and the operating of the second propeller；
(2) battery promotes mode：First reversible electric machine and the second reversible electric machine are in motoring, required electric power
It is provided, is inputted after inverter, frequency converter again after importing panel, the first permanent magnetic coupling and the second permanent magnetism by battery completely
Coupler disconnects, and first clutch and second clutch closure drive the first spiral shell by the first reversible electric machine and the second reversible electric machine
Revolve paddle and the operating of the second propeller；
(3) hybrid power supply promotes mode：First reversible electric machine and the second reversible electric machine are in motoring, required electricity
Power is provided by fuel cell and battery, is inputted after inverter, frequency converter again after importing panel, the first permanent magnetic coupling and
Second permanent magnetic coupling disconnects, first clutch and second clutch closure, by the first reversible electric machine and the second reversible electric machine band
Dynamic first propeller and the operating of the second propeller；
(4) bank electricity charge mode：When ship is when harbour and bank are stopped, to charge the battery by external power supply.
4. a kind of parallel ship hybrid power system of bavin pneumoelectric of carrying fuel battery according to claim 1, feature
It is：The operating mode of the diesel engine and gas machine includes hybrid propulsion mode：
The hybrid propulsion mode includes：Bavin electricity hybrid propulsion mode, pneumoelectric hybrid propulsion mode, bavin pneumoelectric hybrid propulsion mould
Formula, bavin electricity hybrid propulsion auxiliary power generation mode, pneumoelectric hybrid propulsion auxiliary power generation mode, bavin pneumoelectric hybrid propulsion auxiliary power generation mould
Formula；
(1) bavin electricity hybrid propulsion mode：Diesel engine, the first reversible electric machine and the second reversible electric machine are in operating status, and first can
Inverse motor and the second reversible electric machine are electric motor mode, and required electric power is provided by fuel cell and battery, import panel
Inputted after inverter, frequency converter again afterwards, the first permanent magnetic coupling closure, the second permanent magnetic coupling disconnect, first clutch and
Second clutch closure, drives the first propeller and the second spiral shell by diesel engine, the first reversible electric machine and the second reversible electric machine jointly
Revolve paddle operating；
(2) pneumoelectric hybrid propulsion mode：Gas machine, the first reversible electric machine and the second reversible electric machine are in operating status, and first can
Inverse motor and the second reversible electric machine are electric motor mode, and required electric power is provided by fuel cell and battery, import panel
Inputted after inverter, frequency converter again afterwards, the second permanent magnetic coupling closure, the first permanent magnetic coupling disconnect, first clutch and
Second clutch closure, drives the first propeller and the second spiral shell by gas machine, the first reversible electric machine and the second reversible electric machine jointly
Revolve paddle operating；
(3) bavin pneumoelectric hybrid propulsion mode：Diesel engine, gas machine, the first reversible electric machine and the second reversible electric machine are in operation shape
State, the first reversible electric machine and the second reversible electric machine are electric motor mode, and required electric power is provided by fuel cell and battery, are converged
It is inputted after inverter, frequency converter again after entering panel, the first permanent magnetic coupling and the second permanent magnetic coupling closure, the first clutch
Device and second clutch closure, drive the first spiral by diesel engine, gas machine, the first reversible electric machine and the second reversible electric machine jointly
Paddle and the operating of the second propeller；
(4) bavin electricity hybrid propulsion auxiliary power generation mode：Diesel engine, the first reversible electric machine and the second reversible electric machine are in operation shape
State, the first reversible electric machine are generator mode, and the second reversible electric machine is electric motor mode, and electric power needed for the second reversible electric machine is by bavin
Oil machine drives the power generation of the first reversible electric machine to provide, and can to charge the battery, the rectified device of electricity that the first reversible electric machine issues
It importing after panel and is inputted again through inverter, frequency converter, the first permanent magnetic coupling closure, the second permanent magnetic coupling disconnects, and first
Clutch and second clutch closure drive the first propeller and the second propeller to transport jointly by diesel engine, the second reversible electric machine
Turn；
(5) pneumoelectric hybrid propulsion auxiliary power generation mode：Gas machine, the first reversible electric machine and the second reversible electric machine are in operation shape
State, the first reversible electric machine are generator mode, and the second reversible electric machine is electric motor mode, and electric power needed for the second reversible electric machine is by gas
Body machine drives the power generation of the first reversible electric machine to provide, and can to charge the battery, the rectified device of electricity that the first reversible electric machine issues
It importing after panel and is inputted again through inverter, frequency converter, the second permanent magnetic coupling closure, the first permanent magnetic coupling disconnects, and first
Clutch and second clutch closure drive the first propeller and the second propeller to transport jointly by gas machine, the second reversible electric machine
Turn；
(6) bavin pneumoelectric hybrid propulsion auxiliary power generation mode：At diesel engine, gas machine, the first reversible electric machine and the second reversible electric machine
In operating status, the first reversible electric machine is generator mode, and the second reversible electric machine is electric motor mode, needed for the second reversible electric machine
Electric power drives the power generation of the first reversible electric machine to provide by diesel engine and gas machine, and can to charge the battery, the first reversible electric machine
The rectified device of electricity of sending is imported after panel and is inputted again through inverter, frequency converter, the first permanent magnetic coupling closure, the second permanent magnetism
Coupler disconnects, and first clutch and second clutch closure drive the by diesel engine, gas machine, the second reversible electric machine jointly
One propeller and the operating of the second propeller.
5. a kind of parallel ship hybrid power system of the bavin pneumoelectric of carrying fuel battery, it is characterized in that：Including diesel engine, gas
Machine, fuel cell, gear-box, the gear-box include first input end, the second input terminal, the first output end, second output terminal,
Input output end, the output end of diesel engine passes through the first input end of the first permanent magnetic coupling tooth connection roller box, gas machine it is defeated
Outlet passes through the second input terminal of the second permanent magnetic coupling tooth connection roller box, and the Shu Ru output end of gear-box is connected by clutch
Connect reversible electric machine output input terminal, the first output end of gear-box connects the first propeller, and the second output terminal of gear-box connects
The second propeller is connect, liquified natural gas tank is connected with gas supply device, and gas supply device is respectively communicated with gas machine and fuel
Battery, fuel cell, battery, ship load, inverter, rectifier are separately connected panel, inverter by frequency converter with
Reversible electric machine is connected, and reversible electric machine is connected with rectifier.
6. the parallel ship hybrid power system of bavin pneumoelectric of -5 any a kind of carrying fuel batteries according to claim 1,
It is characterized in that：The gas machine is natural gas engine or dual fuel engine, and the power of gas machine is greater than the function of diesel engine
Rate；Fuel cell is the fused carbonate type fuel cell or solid oxide fuel that natural gas can be used directly as fuel
Battery or phosphoric acid type fuel cell.
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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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| CN109878675A (en) * | 2019-02-28 | 2019-06-14 | 哈尔滨工程大学 | A kind of bi-motor coaxial-type pneumoelectric mixing ship power system |
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| CN109878681B (en) * | 2019-02-28 | 2024-02-06 | 哈尔滨工程大学 | Three-engine double-paddle diesel-gas-electric hybrid ship power system with fuel cell |
| CN113148093A (en) * | 2021-04-22 | 2021-07-23 | 哈尔滨工程大学 | Power distribution method of parallel ship hybrid power system |
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Application publication date: 20181123 |