CN103482049A - Marine propulsion system with large turbocharged two-stroke reciprocating piston engine with waste heat recovery and method for operating the marine propulsion system - Google Patents
Marine propulsion system with large turbocharged two-stroke reciprocating piston engine with waste heat recovery and method for operating the marine propulsion system Download PDFInfo
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- CN103482049A CN103482049A CN201310141946.5A CN201310141946A CN103482049A CN 103482049 A CN103482049 A CN 103482049A CN 201310141946 A CN201310141946 A CN 201310141946A CN 103482049 A CN103482049 A CN 103482049A
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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
- B63J—AUXILIARIES ON VESSELS
- B63J3/00—Driving of auxiliaries
- B63J3/02—Driving of auxiliaries from propulsion power plant
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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
- B63H21/21—Control means for engine or transmission, specially adapted for use on marine vessels
- B63H2021/216—Control means for engine or transmission, specially adapted for use on marine vessels using electric control means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G5/00—Profiting from waste heat of combustion engines, not otherwise provided for
- F02G5/02—Profiting from waste heat of exhaust gases
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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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
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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
- Y02T70/5236—Renewable or hybrid-electric solutions
Abstract
A marine propulsion system (1) with waste heat recovery, and main large two stoke turbocharged internal combustion engine (2) driving a propeller shaft (3) that is coupled to a ship propeller (4). The waste heat recovery system (11) includes a turbine (18) and a generator (20) for generating electrical energy from waste heat of the main engine (2) for an electrical network (5) of the ship. A shaft generator/motor (10) is coupled to the propeller shaft (3) and connected electrically to the electrical network (5) of the ship. The shaft generator/motor (10) is configured to convert electrical energy from the electrical network (5) into mechanical energy for driving the propeller shaft (3) in a drive motor operation mode of the shaft generator/motor (10) and the shaft generator/motor (10) is configured to convert mechanical energy from the propeller shaft (3) into electric energy for the electrical network (5) in a generator operation mode of the shaft generator/motor (10). A controller (16) is operably connected to the shaft generator/motor (10) and the controller (12) is configured to control the frequency of the electrical network by adjusting the operation of the shaft generator/motor (10).
Description
Technical field
Disclosure of the present invention relates to a kind ofly utilizes the waste-heat reclaiming method of marine propuision system that turns round, and relates to the marine propuision system that utilizes waste-heat reclaiming.
Background technology
WO2007/124968 discloses a kind of marine propuision system for the tjemplon such as container ship, typically, this propulsion system comprises the sustainer, main engine of two cycle diesel engine form at a slow speed, for generation of mechanical energy, is connected to the transmission shaft of Steamship propeller with driving.The continuous rating power of this driving engine is initial and to finish higher than 110MW with about 5MW.
Power load on steamer is provided by the electrical network of steamer usually, and described electrical network receipt source is in the electric power of electrical generator, and described electrical generator relies on than sustainer, main engine (generator set) and turns round faster combustion engine and turn round.These are generally the generator set that four-cycle diesel engine drives.Recently, due to the fuel price risen, in recent years the demand of low-emission and lower operating cost had more been increased to the interest that the used heat from sustainer, main engine is utilized, for improving capacity usage ratio.Especially, found superfluous heat in the waste gas of sustainer, main engine and cooling system.In above-mentioned publication document, propulsion system comprises Waste Heat Recovery System (WHRS), and this system produces electric power from the used heat of sustainer, main engine, and delivers power in the electrical network of steamer.Shaft generator/motor is electrically connected to the transmission shaft mechanical connection and with electrical network.Shaft generator/motor is following unit, that is, when it is provided to the electric current from the steamer electrical network, can move as CD-ROM drive motor, and can move as the electrical generator that produces electric energy when it is provided to the rotary machine energy from transmission shaft.Shaft generator/motor can switch as CD-ROM drive motor with between as electrical generator, as CD-ROM drive motor, rely on the electric energy operation the transmit mechanical power that derive from the steamer electrical network to come axle drive shaft system, and as electrical generator, the mechanical energy of axle system is converted to the auxiliary power of steamer electrical network.
Traditionally, the electric energy of steamer electrical network is transmitted by a plurality of auxiliary engines (generator set), and each auxiliary engine drives an electrical generator.In having the steamer propulsion system of waste heat energy regenerating recovery system, most of or whole required electric energy can be transmitted by the waste heat energy regenerating recovery system.When the waste heat energy regenerating recovery system transmits enough power in the electrical network of steamer the time, power management system or controller reduce the power transmitted by auxiliary engine, and auxiliary engine is fully closed when likely.
In addition, by adopting the shaft generator/motor of generator operation pattern, even more electric energy is transferred in the electrical network of steamer, therefore, can further reduce the consumption of power of auxiliary engine.
These measures make the obvious blowdown that has reduced fuel and operating cost and auxiliary engine.
If the waste heat energy regenerating recovery system produces the more energy needed than the current consumer of steamer, dump energy is provided to the shaft generator/motor that allows mode operation with CD-ROM drive motor, and therefore extra propulsive effort is sent on turning cylinder.In this case, only have Waste Heat Recovery System (WHRS) electric network to be transported in the electrical network of steamer, auxiliary engine is closed simultaneously.
According to the demand of steamer, construct and design known propelling and power system, make under most of operating modes, Waste Heat Recovery System (WHRS) produces the electric energy of needs under the help that does not need other power generation unit.
In known propelling and power system, control the frequency of electrical network by adjusting, limit the electric energy produced by Waste Heat Recovery System (WHRS).In order to implement this frequency control, the power that must have enough untapped capacity to comprise that current consumer consumes changes.
In order to implement frequency control, Waste Heat Recovery System (WHRS) needs in the scope of power setting, to move, that is, Waste Heat Recovery System (WHRS) is not moved under its maximum capacity.Under its maximum capacity, operation does not mean decrease in efficiency, because be not utilized from the part of " freedom " energy of waste heat system.
Summary of the invention
Under this background, the objective of the invention is, a kind of marine propuision system with the above-mentioned type of improved fuel efficiency is provided.
This purpose is by providing a kind of marine propuision system with waste-heat reclaiming to realize, described marine propuision system has: drive the turbo charged main combustion engine of large-sized two-stroke of transmission shaft, described transmission shaft is connected to marine propeller; Waste Heat Recovery System (WHRS), it comprises turbine and electrical generator, for the used heat from main combustion engine, produces the electric energy for network of ship; Shaft generator/motor, it is connected to transmission shaft and is electrically connected on network of ship, described shaft generator/motor is configured to, CD-ROM drive motor operational mode with shaft generator/motor, to convert from the electric energy of electrical network the mechanical energy that drives transmission shaft to, described transmission shaft electrical generator/motor is configured to, and with the generator operation pattern of shaft generator/motor, will convert from the mechanical energy of transmission shaft the electric energy for electrical network to; Controller, it can be connected to shaft generator/motor with moving, and described controller is configured to control by the operation of adjusting shaft transmission electrical generator/motor the frequency of electrical network.
Be used for controlling the power range of the shaft generator/motor of mains frequency by use, can be used to all usable horsepowers from Waste Heat Recovery System (WHRS), improved thus the energy efficiency of marine propuision system.
In one embodiment, controller is configured to, and by adjusting shaft transmission electrical generator/motor, with the CD-ROM drive motor mode operation with the generator mode operation, controls the frequency of electrical network.The power range for frequency control has been expanded in this measure.
In one embodiment, controller is configured to, and by adjusting, with the power of the shaft generator/motor of CD-ROM drive motor mode operation with by regulating with the load on the shaft generator/motor of generator mode operation, controls the frequency of electrical network.
In one embodiment, controller is configured to, and controls the frequency of electrical network by the operation of adjusting shaft transmission electrical generator/motor in the successive range in the operating mode setting, and described operating mode setting comprises CD-ROM drive motor operational mode and generator operation pattern.
In one embodiment, controller is configured to, and by controlling the exciting current of motor/generator, utilizes the frequency of shaft generator/motor control electrical network.
In one embodiment, the controller transmission shaft is connected to the controllable pitch propelling unit, and wherein, described controller is configured to, and with the constant rotational speed operating propulsion system of transmission shaft, keeps thus the invariablenes turning speed of motor/generator, so that constant mains frequency to be provided.
In one embodiment, the controller marine propuision system also comprises the variable ratio transmission be connected between shaft drive motor/generator and transmission shaft, and wherein, described controller is connected to described variable ratio transmission, and wherein, described controller is configured to, no matter the rotation speed change of transmission shaft how, by controlling the ratio of described variable ratio transmission, carry out the invariablenes turning speed of retainer shaft transmission electrical generator/motor.
In one embodiment, controller is configured to utilize frequency decline controlling run, to control the frequency of electrical network.
In one embodiment, controller is configured to the synchronizing frequency controlling run, to control the frequency of electrical network.
In one embodiment, controller may be operably coupled to Waste Heat Recovery System (WHRS), and controller is configured to control the operation of Waste Heat Recovery System (WHRS) as baseload.
The objective of the invention is, a kind of method of moving the marine propuision system of the above-mentioned type is provided, thereby realize improved fuel efficiency.
By providing a kind of method of moving marine propuision system also to realize above-mentioned purpose, described marine propuision system has: large-sized two-stroke turbo-charging master combustion engine, and its driving is connected to the transmission shaft of marine propeller; Waste Heat Recovery System (WHRS), it comprises turbine and electrical generator, for the used heat that carrys out autonomous combustion engine, produces the electric energy for network of ship; Shaft generator/motor, the electrical network that it is connected to transmission shaft and is electrically connected to boats and ships, shaft generator/motor is configured to, CD-ROM drive motor running and operating pattern with shaft generator/motor, to convert from the electric energy of electrical network the mechanical energy that drives transmission shaft to, shaft generator/motor is configured to, generator operation pattern with shaft generator/motor, to convert from the mechanical energy of transmission shaft the electric energy for electrical network to, with by the operation of adjusting shaft transmission electrical generator/motor, control the frequency of electrical network.
Be used for controlling the power range of the shaft generator/motor of mains frequency by use, can be used to all usable horsepowers from Waste Heat Recovery System (WHRS), improved thus the energy efficiency of marine propuision system.
In one embodiment, described method comprises by regulating with the CD-ROM drive motor operational mode with the operation of the shaft generator/motor of generator operation mode operation, to control the frequency of electrical network.This measure has enlarged the power range that is effective to frequency control.
In one embodiment, described method comprises by adjusting with the power of the shaft generator/motor of CD-ROM drive motor mode operation with by regulating with the load on the shaft generator/motor of generator mode operation, to control the frequency of electrical network.
In one embodiment, described method comprises the operation of adjusting shaft transmission electrical generator/motor in the successive range by arranging in operating mode, and to control the frequency of electrical network, described operating mode setting comprises CD-ROM drive motor operational mode and generator operation pattern.
In one embodiment, described method comprises utilizes descending speed to control to move, thereby controls the frequency of electrical network.
In one embodiment, described method comprises with the synchronous speed controlling run, thus the frequency of control electrical network.
In one embodiment, described method comprises that the operation of controlling Waste Heat Recovery System (WHRS) (20) is as baseload.
In one embodiment, described method comprise no matter the operational mode of shaft generator/motor or be passed to shaft generator/motor or the magnitude of power of its use how, the invariablenes turning speed of retainer shaft transmission electrical generator/motor.
In one embodiment, described method comprises, when the expection setting for shaft generator/motor is about to shift out the range of operation of shaft generator/motor, regulates the setting of Waste Heat Recovery System (WHRS).
Other purpose, characteristics, advantage and the performance of method according to marine propuision system of the present invention and operation marine propuision system will become apparent from detailed description.
The accompanying drawing explanation
From the detailed part of following specification sheets of the present invention, with reference to example embodiment shown in the drawings, the present invention is carried out to more detailed explanation, wherein:
The schematic diagram of the example embodiment that Fig. 1 is marine propuision system; And
The schematic diagram of another example embodiment that Fig. 2 is marine propuision system.
Specific embodiment
In the following detailed description, will marine propuision system and method be described by example embodiment.Fig. 1 shows for the large ship such as box ship, has the schematic example embodiment of height of the marine propuision system 1 of waste-heat reclaiming.The core of propulsion system is the large-sized low-speed turbo-charging two-stroke diesel sustainer, main engine 2 with arbor, and described arbor is connected to piston by pipe link, crosshead and piston rod.The large-sized turbo-charging two cycle diesel engine typically has the inline type cylinder between five and 16.Total output example of driving engine is as can be in the scope from 5,000 to 110,000kW.
Sustainer, main engine 2 can be connected to fixed pitch propelling unit 4 via transmission shaft 3 with moving, with propelling ship.Electrical network 5 is used to electrical equipment and the system on boats and ships that electric energy is provided.
The consumption of power device can be for example the refrigerating apparatus for cooled freight.For clear and concise reason, Fig. 1 only shows single power load 6.Yet in fact the electrical network of boats and ships provides power for more substantial this current consumer.
In order to produce the energy for network of ship 5, be provided with a plurality of generator set 8(generator seies).Each generator set comprises electrical generator and auxiliary engine 9.Auxiliary engine 9 than sustainer, main engine 2 obviously less and the operation faster.Auxiliary engine 9 is generally the middling speed four-cycle diesel engine for example had up to the 5MW capacity.
Shaft generator/motor 10 is mechanically connected to transmission shaft 3, and is electrically connected to the electrical network 5 of boats and ships.
Shaft drive motor/generator 10 is designed to the low speed synchronous machine, and preferably in the situation that do not need the intermediate gear box that is connected to transmission shaft 3 directly to work.
Shaft drive motor/generator 10 can be connected to transmission shaft 3 by gear case, or is connected to the arbor of sustainer, main engine 2, namely the end relative with transmission shaft 3 at arbor.
Marine propuision system is provided with Waste Heat Recovery System (WHRS) 11.Used heat from the waste gas of sustainer, main engine 2 is transported to the vapour cycle do not shown via H Exch 16, steam turbine 18 is connected in this vapour cycle.Steam turbine 18 drives electrical generator 20.The electric energy produced by electrical generator 20 is transported in the electrical network 5 of boats and ships.
In another embodiment, steam turbine 18 is combined with the output turbine promoted by used heat, or the output turbine promoted by used heat substitutes.
The primary and foremost purpose of operation marine propuision system 1 is to be transported in the electrical network 5 of boats and ships from all useful electric energies of Waste Heat Recovery System (WHRS).
Once electrical generator 20 is by power delivery in the electrical network 5 of boats and ships, controller 12 is just removed auxiliary diesel generater set 8, and if if possible, and whole cut-out generator set 8.
These measures can significantly reduce the blowdown of fuel and operating cost and reduction diesel powerplant 10.
If Waste Heat Recovery System (WHRS) 11 produces the more energy needed than power load 6, this energy balance is used to, with CD-ROM drive motor mode operation shaft generator/motor 10, produce thus the additional drives power to transmission shaft 3.
In the CD-ROM drive motor operational mode, shaft generator/motor 10 will convert to from the electric energy of electrical network 5 for driving the mechanical energy of transmission shaft 3.
Therefore marginal capacity in the electrical network 5 of boats and ships can be used to increase the tractive power of boats and ships, has also increased thus speed of the ship in meters per second, or has reduced the load on sustainer, main engine 2 when keeping speed of the ship in meters per second.
In the generator operation pattern, shaft generator/motor 10 will can convert the electric energy for electrical network 5 to from the rotary machine of transmission shaft 3.
This power reserve that makes sustainer, main engine 2 is for generation of the energy for network of ship 5.
By technology commonly used, the control and the control system that preferably adopt digital means to implement, by controller 12, produce control and adjusting to shaft generator/motor that is.
The operating mode setting of shaft generator/motor 10 is controlled and is regulated by controller 12.Especially, in one embodiment, the exciting current that controller 12 can actuating spindle transmission electrical generator/motor 10 via F/V conv 13.
By the exciting current of control and adjusting shaft transmission electrical generator/ motor 10,10 operations of shaft generator/motor are as CD-ROM drive motor or as electrical generator.This is useful especially for constant speed electrical generator and controllable pitch propelling unit.
Controller is configured to, by regulating the power with the shaft generator/motor 10 of CD-ROM drive motor mode operation, with the load on the shaft generator/motor 10 moved with generator mode by adjusting, preferably, by the exciting current of shaft generator/motor 10, control the frequency of electrical network 5.
Controller is configured to, the operation of control and adjusting shaft transmission electrical generator/motor 10 in the successive range arranged in operating mode, described operating mode arranges and comprises CD-ROM drive motor operational mode and generator operation pattern simultaneously, has pulsation-free basically and change between two kinds of operational modes.
Exciting current can independently be controlled and regulate to controller 12, or controller 12 can be controlled the field system with adjusting shaft transmission electrical generator/motor 10.For this purpose, controller 12 records speed, motor voltage and line voltage and the frequency of shaft generator/motor 10, and controls exciting current by frequency-voltage converter 13.
In the modification of the embodiment shown in Fig. 1, marine propuision system 1 is provided with controlled pitch propelling unit 4.In this embodiment, controller 12 is controlled angle of rake pitch, and purpose is the constant speed that keeps transmission shaft, and is not subject to the rate of ship or boats and ships.Result is the invariablenes turning speed of shaft generator/motor 10, and the mains frequency that shaft generator/motor 10 produces thus is constant.
Fig. 2 shows an alternative embodiment of the invention, basically with the embodiment of Fig. 1, is equal to, except variable transmission 10 is placed between transmission shaft 3 and shaft generator/motor 10.Variable transmission is connected to controller 12 and is controlled by controller 12.In one embodiment, variable transmission 10 is for having the gear case of variable transmission ratio, and it can be connected between transmission shaft 3 and propelling unit 4 with moving.In this embodiment, propelling unit can be the fixed pitch propelling unit.
In this embodiment, controller 12 is configured to control variable transmission 10, make no matter the rotating speed of transmission shaft 3 how, shaft generator/motor 10 is with the constant speed operation, so shaft generator/motor 10 is provided for the constant frequency of electrical network.
In one embodiment, controller is configured to, make Waste Heat Recovery System (WHRS) be used as foundation load, and actuating spindle transmission electrical generator/motor 10 is with the wobbler (swing machine) of the operating range as having expansion, because it not only can produce but also can consumed power.
There is the range of control that descending speed is controlled and synchronous speed is controlled conventional load shearing concept (load shearing concept) can be used to cover the expansion of shaft generator/motor 10.
In one embodiment, controller 12 is configured to, no matter the operational mode of shaft generator/motor 10 or be passed to shaft generator/motor 10 or by the magnitude of power of its use how, and keep the invariablenes turning speed of main combustion engine 2.
The term used in claim " comprises " does not get rid of other element or step.The term used in claim " one " or " one " do not get rid of a plurality of.The function of a plurality of devices of quoting from claim can be realized in single treater or other unit.
The reference marker used in claim will not be interpreted as the limiting protecting scope.
Although the purpose with explanation is described the present invention in detail, should be understood that this details only is used to this purpose, and in the case without departing from the scope of protection of the present invention, those skilled in the art can make modification therein.For example, it also can implement on the large-sized two-stroke driving engine that uses EGR.
Claims (19)
1. the marine propuision system (1) with waste-heat reclaiming comprising:
Large-sized two-stroke turbo-charging master combustion engine (2), its driving is connected to the transmission shaft (3) of marine propeller (4),
Waste Heat Recovery System (WHRS) (11), it comprises turbine (18) and electrical generator (20), for the used heat from described main combustion engine (2), produces the electric energy for the electrical network (5) of boats and ships,
Shaft generator/motor (10), it is connected to described transmission shaft (3) and is electrically connected to described electrical network (5),
Described shaft generator/motor (10) is configured to, and with the CD-ROM drive motor operational mode of described shaft generator/motor (10), will convert from the electric energy of described electrical network (5) mechanical energy that drives described transmission shaft (3) to,
Described shaft generator/motor (10) is configured to, and with the generator operation pattern of described shaft generator/motor (10), will convert from the mechanical energy of described transmission shaft (3) electric energy of described electrical network (5) to,
Controller (12), it can be connected to described shaft generator/motor (10) with moving, and described controller (12) is configured to, and the operation by regulating described shaft generator/motor (10) is to control the frequency of described electrical network (5).
2. marine propuision system as claimed in claim 1 (1), it is characterized in that, described controller (12) is configured to, by regulating described shaft generator/motor (10) with described CD-ROM drive motor operational mode and described generator operation mode operation, control the frequency of described electrical network (5).
3. marine propuision system as claimed in claim 1 or 2 (1), it is characterized in that, described controller (12) is configured to, with the power of the described shaft generator/motor (10) of CD-ROM drive motor mode operation with by regulating with the load on the described shaft generator/motor (10) of generator mode operation, control the frequency of described electrical network (5) by adjusting.
4. marine propuision system as described as any one in claim 1-3 (1), it is characterized in that, described controller (12) is configured to, control the frequency of described electrical network (5) by the operation of regulating described shaft generator/motor (10) in the successive range arranged in operating mode, described operating mode setting comprises CD-ROM drive motor operational mode and generator operation pattern.
5. marine propuision system as described as any one in claim 1-4 (1), is characterized in that, described controller (12) is configured to control and move with descending speed, to control the frequency of described electrical network (5).
6. marine propuision system as described as any one in claim 1-4 (1), is characterized in that, described controller (12) is configured to control and move with synchronous speed, to control the frequency of described electrical network (5).
7. marine propuision system as described as any one in claim 1-6 (1), it is characterized in that, described controller (12) can be connected to described Waste Heat Recovery System (WHRS) (11) with moving, and wherein, described controller (12) is configured to move described Waste Heat Recovery System (WHRS) (11) as baseload.
8. marine propuision system as described as any one in claim 1-7 (1), it is characterized in that, described controller (12) is configured to, and by controlling the exciting current of described motor/generator (10), controls the frequency of described electrical network with shaft generator/motor (10).
9. marine propuision system as described as any one in claim 1-7 (1), it is characterized in that, described transmission shaft (3) is connected to controllable pitch propelling unit (4), and wherein, described controller (12) is configured to, move described propulsion system with constant rotating speed of transmission shaft, keep thus the invariablenes turning speed of described motor/generator so that constant mains frequency to be provided.
10. marine propuision system as described as any one in claim 1-7 (1), it also comprises the variable ratio change-speed box (19) be connected between described shaft drive motor/generator (10) and described transmission shaft (3), and wherein, described controller (12) is connected to described variable ratio change-speed box (19), and wherein, described controller (12) be configured to no matter the rotation speed change of transmission shaft (3) how, by controlling the ratio of described variable ratio change-speed box (19), and keep the invariablenes turning speed of described shaft generator/motor (10).
11. the method for an operation marine propuision system (1), described marine propuision system (1) comprising:
Large-sized two-stroke turbo-charging master combustion engine (2), its driving is connected to the transmission shaft (3) of marine propeller (4),
Waste Heat Recovery System (WHRS) (11), it comprises turbine (18) and electrical generator (20), for the used heat from described main combustion engine (2), produces the electric energy for network of ship (5),
Shaft generator/motor (10), the electrical network (5) that it is connected to described transmission shaft (3) and is electrically connected to described boats and ships,
Described shaft generator/motor (10) is configured to, and with the CD-ROM drive motor operational mode of described shaft generator/motor (10), will convert from the electric energy of described electrical network (5) mechanical energy that drives described transmission shaft (3) to,
Described shaft generator/motor (10) is configured to, and with the generator operation pattern of described shaft generator/motor (10), will convert from the mechanical energy of described transmission shaft (3) electric energy of described electrical network (5) to, and
By regulating the operation of described shaft generator/motor (10), to control the frequency of described electrical network.
12. method as claimed in claim 8, comprise by regulating described shaft generator/motor (10) with described CD-ROM drive motor operational mode and described generator operation mode operation, controls the frequency of described electrical network (5).
13. method as described as claim 11 or 12, comprise by regulating with the power of the described shaft generator/motor (10) of described CD-ROM drive motor mode operation with by regulating with the load on the described shaft generator/motor (10) of described generator mode operation, control the frequency of described electrical network (5).
14. method as described as any one in claim 11 to 13, comprise the operation of regulating described shaft generator/motor (10) in the successive range by arranging in operating mode, control the frequency of described electrical network (5), described operating mode setting comprises CD-ROM drive motor operational mode and generator operation pattern.
15. method as described as any one in claim 11 to 14, comprise with descending speed and control and move, and controls the frequency of described electrical network.
16. method as described as any one in claim 11 to 15, comprise with synchronous speed and control and move, and controls the frequency of described electrical network.
17. method as described as any one in claim 11 to 16, comprise that the operation of controlling described Waste Heat Recovery System (WHRS) (11) is as baseload.
18. method as described as any one in claim 11 to 17, also comprise no matter the operational mode of described shaft generator/motor (10) and be passed to described shaft generator/motor (10) or by the magnitude of power of its use, and keep the invariablenes turning speed of described main combustion engine (2).
19. method as described as any one in claim 11 to 18, also comprise when the expection setting for shaft generator/motor has the risk of the range of operation that shifts out described shaft generator/motor (10), regulate the setting to described Waste Heat Recovery System (WHRS) (11).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKPA201200287 | 2012-04-26 | ||
| DKPA201200287A DK177460B1 (en) | 2012-04-26 | 2012-04-26 | Propulsion system for ships with a large turbocharged two-stroke piston engine with waste heat recovery and operation of the operating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103482049A true CN103482049A (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310141946.5A Pending CN103482049A (en) | 2012-04-26 | 2013-04-22 | Marine propulsion system with large turbocharged two-stroke reciprocating piston engine with waste heat recovery and method for operating the marine propulsion system |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2013227012A (en) |
| KR (1) | KR20130121013A (en) |
| CN (1) | CN103482049A (en) |
| DK (1) | DK177460B1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260867A (en) * | 2014-09-26 | 2015-01-07 | 泉州安盛船务有限公司 | Compression ratio adjustment method for diesel main engine of ship propulsion system |
| CN106005344A (en) * | 2016-06-07 | 2016-10-12 | 镇江赛尔尼柯自动化有限公司 | Tandem coaxial diesel-electric combined propulsion system |
| CN108408015A (en) * | 2017-02-10 | 2018-08-17 | 中国国际海运集装箱(集团)股份有限公司 | The dynamical system and ship of ship |
| CN110325436A (en) * | 2017-03-03 | 2019-10-11 | 三菱重工业株式会社 | Marine diesel engine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6125415B2 (en) * | 2013-11-27 | 2017-05-10 | 三菱重工業株式会社 | Waste heat recovery system, marine propulsion system, ship and waste heat recovery method |
| US10871098B2 (en) * | 2015-08-06 | 2020-12-22 | Samsung Heavy Ind. Co., Ltd. | Thermoelectric generation apparatus, heat generation apparatus for fuel storage tanks, and waste heat recovery system |
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| JPS61155761A (en) * | 1984-12-27 | 1986-07-15 | Ishikawajima Harima Heavy Ind Co Ltd | Trouble detection for rotation sensor of shaft generator |
| JPS62221825A (en) * | 1986-03-19 | 1987-09-29 | 三菱重工業株式会社 | Automatic operation controller |
| JP2004530588A (en) * | 2001-03-13 | 2004-10-07 | エムエーエヌ・ビー・アンド・ダブリュ・ディーゼル・エーエス | Drives for marine objects |
| CN101713328A (en) * | 2005-10-05 | 2010-05-26 | 曼狄赛尔公司 | Vessel propulsion system |
| JP2010116847A (en) * | 2008-11-13 | 2010-05-27 | Mitsubishi Heavy Ind Ltd | Energy storage system for marine vessel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS60176998U (en) * | 1984-05-04 | 1985-11-25 | 三菱重工業株式会社 | Main engine speed control device for variable pitch propeller ships |
| JP4723645B2 (en) * | 2005-10-05 | 2011-07-13 | エムエーエヌ・ディーゼル・アンド・ターボ・フィリアル・アフ・エムエーエヌ・ディーゼル・アンド・ターボ・エスイー・ティスクランド | Ship propulsion system |
-
2012
- 2012-04-26 DK DKPA201200287A patent/DK177460B1/en active
-
2013
- 2013-04-02 KR KR1020130035855A patent/KR20130121013A/en not_active Application Discontinuation
- 2013-04-15 JP JP2013084565A patent/JP2013227012A/en active Pending
- 2013-04-22 CN CN201310141946.5A patent/CN103482049A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61155761A (en) * | 1984-12-27 | 1986-07-15 | Ishikawajima Harima Heavy Ind Co Ltd | Trouble detection for rotation sensor of shaft generator |
| JPS62221825A (en) * | 1986-03-19 | 1987-09-29 | 三菱重工業株式会社 | Automatic operation controller |
| JP2004530588A (en) * | 2001-03-13 | 2004-10-07 | エムエーエヌ・ビー・アンド・ダブリュ・ディーゼル・エーエス | Drives for marine objects |
| CN101713328A (en) * | 2005-10-05 | 2010-05-26 | 曼狄赛尔公司 | Vessel propulsion system |
| JP2010116847A (en) * | 2008-11-13 | 2010-05-27 | Mitsubishi Heavy Ind Ltd | Energy storage system for marine vessel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260867A (en) * | 2014-09-26 | 2015-01-07 | 泉州安盛船务有限公司 | Compression ratio adjustment method for diesel main engine of ship propulsion system |
| CN104260867B (en) * | 2014-09-26 | 2016-11-16 | 泉州安盛船务有限公司 | The compression ratio method of adjustment of marine propuision system diesel main engine |
| CN106005344A (en) * | 2016-06-07 | 2016-10-12 | 镇江赛尔尼柯自动化有限公司 | Tandem coaxial diesel-electric combined propulsion system |
| CN108408015A (en) * | 2017-02-10 | 2018-08-17 | 中国国际海运集装箱(集团)股份有限公司 | The dynamical system and ship of ship |
| CN110325436A (en) * | 2017-03-03 | 2019-10-11 | 三菱重工业株式会社 | Marine diesel engine |
Also Published As
| Publication number | Publication date |
|---|---|
| DK177460B1 (en) | 2013-06-17 |
| KR20130121013A (en) | 2013-11-05 |
| JP2013227012A (en) | 2013-11-07 |
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