CN108134442A - Ship hybrid propulsion system based on Active Front End converter technique - Google Patents
Ship hybrid propulsion system based on Active Front End converter technique Download PDFInfo
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- CN108134442A CN108134442A CN201810140132.2A CN201810140132A CN108134442A CN 108134442 A CN108134442 A CN 108134442A CN 201810140132 A CN201810140132 A CN 201810140132A CN 108134442 A CN108134442 A CN 108134442A
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- fairing
- distribution panel
- end fairing
- generator
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000001105 regulatory effect Effects 0.000 claims abstract description 28
- 238000004146 energy storage Methods 0.000 claims abstract description 19
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 78
- 229910052744 lithium Inorganic materials 0.000 claims description 78
- 230000005611 electricity Effects 0.000 claims description 26
- 238000004891 communication Methods 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
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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
- B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
- B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/01—Arrangements for reducing harmonics or ripples
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/08—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems requiring starting of a prime-mover
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Abstract
The invention discloses a kind of ship hybrid propulsion system based on Active Front End converter technique, including variable speed generation unit, energy storage device, transformer, DC distribution panel, propulsion electric machine, constant voltage constant frequency inverter module and energy management system device；Variable speed generation unit is connected with the first Active Front End fairing；Voltage regulating module and the second Active Front End fairing are connected between energy storage device and transformer；Propulsion electric machine is connected with motor inverter module；It is respectively connected between energy storage device and voltage regulating module, between the first Active Front End fairing and energy storage device, between the first Active Front End fairing and DC distribution panel, the second Active Front End fairing and DC distribution panel by air-break.The propulsion system of the present invention solves harmonic pollution, the rate of load condensate for improving power supply conversion efficiency, improving generating set, has achieved the purpose that energy-saving and emission-reduction, has reduced cost, improves security of shipping.
Description
Technical field
The present invention relates to a kind of ship hybrid propulsion systems based on Active Front End converter technique.
Background technology
Electrical Propulsion Ship has the characteristics that energy saving, maneuverability is good, flexible arrangement compared with conventional diesel promotes, with
The development of Power Electronic Technique, more and more ships use electric propulsion mode.Electrical Propulsion Ship is generally using exchange bavin
Oily generating set provides power supply, and phase-shifting transformer and AC and DC hybrid transmission system, variable-frequency motor driving are supplied electricity to by AC distribution plate
Propeller provides power for ship.Because the propulsion electric machine power of Electrical Propulsion Ship is larger, the capacity and ship of propulsion electric machine
The power ratio in power station has reached more than 0.5, and some has been even up to 0.8, and the application of big-power transducer brings harmonic wave and does
The new the problem of such as disturb.Because operating mode is complicated, electric load changes greatly some engineering ships under different operating modes, causes generating set
Relatively low rate of load condensate is often operated in, is especially equipped with the ship of two level and three-level dynamic positioning, in order to prevent single generator
Group failure or machinery space fire cause stationkeeping ability to lose, and more generating sets is specially kept to cause the frequent work of generating set in net
Make in relatively low rate of load condensate.Generating set operate in relatively low rate of load condensate can cause efficiency reduce, burn insufficient, cylinder body carbon distribution etc.
Problem.
In addition, the AC and DC hybrid transmission system that usually Electrical Propulsion Ship uses needs to be equipped with phase-shifting transformer, power supply have passed through
Phase-shifting transformer, rectification unit, inversion unit, each variable-frequency motor are required for a whole set of phase-shifting transformer, rectification unit, inverse
Become unit, cause the consequences such as equipment size is larger, electric energy conversion loss is more.
Ripe application with the fast development of lithium battery technology and on new-energy automobile, for distance to go it is short,
Ship such as ferry boat, craft tug, the short distance boat that changed power is larger under the navigation of long-time full power, different operating modes are not needed to
The ships such as crudely-made articles ship are adapted to using lithium battery as main power source or supplement power supply very much.
Current almost all of ship is all to use constant speed diesel generating set as power supply, however because the spy of diesel engine
Property, rate of load condensate burn at 85~90% compared with fully, efficiency highest, fuel consumption rate it is minimum, the efficiency drop when rate of load condensate reduces
Low, fuel consumption rate raising.Speed changing diesel generator group can according to rate of load condensate adjust generating set rotating speed, so as to fulfill
Higher efficiency is all kept in wider efficiency range.
Invention content
The technical problem to be solved by the present invention is in order to overcome drawbacks described above of the existing technology, provide one kind and be based on having
The ship hybrid propulsion system of source front end converter technique.
The present invention is to solve above-mentioned technical problem by following technical proposals：
A kind of ship hybrid propulsion system based on Active Front End converter technique, including variable speed generation unit, storage
It can device, transformer, DC distribution panel, propulsion electric machine, constant voltage constant frequency inverter module and the energy for system administration control
Administrative system apparatus；Variable speed generation unit is connected with the first Active Front End fairing；Between energy storage device and transformer successively
It is connected with voltage regulating module and the second Active Front End fairing；Propulsion electric machine is connected with motor inverter module；Energy storage device with
Between voltage regulating module, between the first Active Front End fairing and energy storage device, the first Active Front End fairing and direct current match
Between battery plate, the second Active Front End fairing and DC distribution panel, between motor inverter module and DC distribution panel, constant pressure
Respectively broken between constant frequency inverter module and DC distribution panel, between the second Active Front End fairing and transformer by air
Road device connection；Variable speed generation unit, the first Active Front End fairing, voltage regulating module, the second Active Front End fairing, direct current
Panel, motor inverter module and constant voltage constant frequency inverter module are respectively connect with energy management system device.
Constant voltage constant frequency inverter module is connected with passive filter, and passive filter is connected with loading interfaces device.On ship
Assistant load can be connected on loading interfaces device, which can provide power supply.Passive filter, also known as
LC wave filters can filter out certain primary or multiple harmonic, solve the harmonic problem in system, eliminate harmonic pollution.
Variable speed generation unit includes the generator that speed changing diesel machine and speed changing diesel machine drive；Generator is asynchronous generating
Machine or permanent magnet generator.Speed changing diesel machine and generating set are into speed changing diesel generator group.Compared with constant speed diesel generating set,
Speed changing diesel generator group is more efficient, more energy saving.
First Active Front End fairing is connected to generator；First Active Front End fairing is generator Active Front End
Fairing.Can the AC rectification that generator is sent out into direct current, can also the DC inverter of energy storage device into
Alternating current makes it as motor running to generator powered.
Energy storage device is lithium battery group, and the second Active Front End fairing is lithium battery Active Front End fairing.Lithium electricity
Pond group can provide startup power supply for variable-speed generator group, can also provide power supply to DC distribution panel.
Energy storage device is super capacitor, and the second Active Front End fairing is super capacitor Active Front End fairing.It is super
Grade capacitance can provide startup power supply for variable-speed generator group, can also provide power supply to DC distribution panel.
Energy management system device by CAN bus and the first Active Front End fairing, voltage regulating module, second it is active before
Hold fairing and DC distribution panel connection；Energy management system device passes through communication cable and variable speed generation unit, motor
Inverter module and the connection of constant voltage constant frequency inverter module.According to different equipment, different cables is connected, to realize energy management
Good management, monitoring and control of the system and device to distinct device.
Transformer is equipped with the air-break for being connect with bank electricity, which passes through signal cable and the energy
Administrative system apparatus connects.By the breaker, it can control whether bank electricity charges to energy storage device, and in energy management system
Device controls the Push And Release of the breaker so that is determining that the operation whether bank electricity charges to energy storage device is simpler.
Air-break between second Active Front End fairing and transformer passes through signal cable and energy management system
Bulk cargo puts connection.By the breaker, it can control whether bank electricity charges to energy storage device, and in energy management system device control
Make the Push And Release of the breaker so that determining that the operation whether bank electricity charges to energy storage device is simpler.
Energy management system device is programmable logic controller (PLC) or is digital processing unit.It is filled by energy resource system management
It puts, realizes to generating set status information capture and control, to generator Active Front End fairing and lithium battery Active Front End
Fairing status command control, to DC distribution panel status monitoring and control, to control of lithium battery group etc..
The positive effect of the present invention is：The present invention for existing Electrical Propulsion Ship there are the problem of propose
A kind of hybrid propulsion system based on Active Front End converter technique, solve harmonic pollution, improve power supply conversion efficiency,
The rate of load condensate of generating set is improved, has achieved the purpose that energy-saving and emission-reduction, has reduced cost, improves security of shipping.
Description of the drawings
Fig. 1 is the structure diagram of present pre-ferred embodiments.
Specific embodiment
Name preferred embodiment, and become apparent from completely illustrating the present invention with reference to attached drawing.
As shown in Figure 1, a kind of ship hybrid propulsion system based on Active Front End converter technique, sends out including speed change
Motor group 10, generator Active Front End fairing 1, voltage regulating module 2, lithium battery Active Front End fairing 3, motor inversion
Module 4, constant voltage constant frequency inverter module 5, DC distribution panel 6, lithium battery group 7 and the energy management system for system administration control
Bulk cargo puts 8；Further include passive filter 9, transformer 11, propulsion electric machine 12 and breaker.In the present embodiment, breaker is air
Breaker.
Variable speed generation unit 10 is speed changing diesel generator group, specifically, including speed changing diesel machine and speed changing diesel
The generator of machine driving.The generator is asynchronous generator or permanent magnet generator.Variable speed generation unit 10, which is connected with generator, to be had
Source front end fairing 1.Generator Active Front End fairing 1 is connected to generator.
It is connected with voltage regulating module 2 and lithium battery Active Front End fairing 3 between lithium battery group 7 and transformer 11 in turn.
Transformer 11 is bank electricity transformer.
Propulsion electric machine 12 is connected with motor inverter module 4.Propulsion electric machine is asynchronous motor.
Constant voltage constant frequency inverter module 5 is connected with passive filter 9, and passive filter 9 is connected with loading interfaces device 13.
Between lithium battery group 7 and voltage regulating module 2, between generator Active Front End fairing 1 and lithium battery group 7, power generation
Between machine Active Front End fairing 1 and DC distribution panel 6, lithium battery Active Front End fairing 3 and DC distribution panel 6, electricity
Between motivation inverter module 4 and DC distribution panel 6, between constant voltage constant frequency inverter module 5 and DC distribution panel 6, lithium battery it is active
It is respectively connected between front end fairing 3 and transformer 11 by air-break.
Specifically connection mode is：
Lithium battery group 7 is connected by the first air-break 21 and voltage regulating module 2；Generator Active Front End fairing 1
It is connect by the second air-break 22 with lithium battery group 7；Generator Active Front End fairing 1 passes through third air-break
23 connect with DC distribution panel 6；Lithium battery Active Front End fairing 3 passes through the 4th air-break 24 and DC distribution panel 6
Connection；Motor inverter module 4 is connect by the 5th air-break 25 with DC distribution panel 6；Constant voltage constant frequency inverter module 5 is logical
The 6th air-break 26 is crossed to connect with DC distribution panel 6；Lithium battery Active Front End fairing 3 passes through the 7th air-break
27 connect with transformer 11.Transformer 11 is equipped with the 8th air-break 28 for being connect with bank electricity 30.
Variable speed generation unit 10, generator Active Front End fairing 1, voltage regulating module 2, lithium battery Active Front End rectification dress
3, DC distribution panel 6, motor inverter module 4 and constant voltage constant frequency inverter module 5 is put respectively with energy management system device 8 to connect
It connects.
Specifically connection mode is：
Energy management system device 8 by CAN bus respectively with generator Active Front End fairing 1, voltage regulating module 2,
Lithium battery Active Front End fairing 3 and DC distribution panel 6 connect；Energy management system device 8 by communication cable respectively with
Variable speed generation unit 10, motor inverter module 4 and constant voltage constant frequency inverter module 5 connect；Energy management system device 8 passes through letter
Number cable is connect respectively with the 7th air-break 27 and the 8th air-break 28.
Wherein, CAN bus is a kind of serial communication mode of information exchange between implementation electronic device, and method is profit
It connects the input/output signal end of CAN communication interface circuit in each electronic device respectively with metal wire, forms based on bus
Data communication network completes the information exchange between electronic device.
Energy management system device 8 has energy management system (EMS), is the core of ship hybrid propulsion system,
It is responsible for generating set status information capture and control, generator Active Front End fairing and lithium battery Active Front End fairing
Status command control, DC distribution panel status monitoring and control, the control of lithium battery group etc..
Energy management system device 8 passes through to the power of variable speed generation unit, rotating speed, the power of propulsion electric machine, lithium battery
The state of group, the power monitoring of assistant load send out rotary speed instruction by certain calculating and the backward variable speed generation unit of analysis
The rotating speed of variable speed generation unit is controlled, the state of DC distribution panel breaker is monitored and sends out control instruction and realize lithium battery group
Grid-connected, control lithium battery group realizes that it is used to start variable speed generation unit and power to DC distribution panel, and bank electricity is monitored and controlled
It charges to lithium battery group.
Energy management system device 8 is programmable logic controller (PLC) or is digital processing unit.Energy management system device 8
With RS485, PROFIBUS-DP, ICP/IP protocol and IEC61850 communications protocol interfaces.
Variable speed generation unit 10 can provide power supply to the loading interfaces device 13 of propulsion electric machine 12 and connection assistant load,
Or lithium battery group 7 provides charge power supply.
One end of generator Active Front End fairing 1 uses power cable phase with the generator of variable speed generation unit 10
Even, the other end is connected by the second air-break 22 with lithium battery group 7 using power cable, also passes through third air-break
23 are connected with DC distribution panel 6 using power cable.The exchange that generator Active Front End fairing can send out generator
The DC inverter of lithium battery group can also be made it as motor by electric rectification into direct current into alternating current to generator powered
Operation.
Generator Active Front End fairing 1 both can also be used as lithium electricity as the rectification module of variable speed generation unit
The inverter module of pond group 7 provides startup power supply for variable speed generation unit.
Variable speed generation unit 10 can be realized under the monitoring and control of energy management system and be operated in during different rate of load condensates
Different rotating speed, so as to improve the purpose that efficiency realizes energy-saving and emission-reduction.
Voltage regulating module 2 is integrated in lithium battery Active Front End fairing 3 in same cabinet, and voltage regulating module 2 passes through the first sky
Gas breaker 21 is connected with lithium battery group 7 using power cable, and lithium battery Active Front End fairing 3 passes through the 4th air break
Device 24 is connected with DC distribution panel 6 using power cable, also passes through the 7th air-break 27,11 and the 8th air of transformer
Breaker 28 is connected with bank electricity 30.The bank electricity at harbour can be realized by voltage regulating module 2 and lithium battery Active Front End fairing 3
The direct current of lithium battery group, can also be supplied to DC distribution panel 6, can also passed through by the lithium battery group charging into this system
Second air-break 22 and generator Active Front End fairing 1 provide AC power for the generator of variable speed generation unit.
Motor inverter module 4 is connected by the 5th air-break 25 with DC distribution panel 6, from DC distribution panel
6 DC inverter is into alternating current, to drive propulsion electric machine 12.The direct current that motor inverter module 4 inputs is matched from direct current
Battery plate 6, output voltage and the adjustable three-phase alternating current of frequency supply electricity to propulsion electric machine 12.
Constant voltage constant frequency inverter module 5 is connected by the 6th air-break 26 with DC distribution panel 6, from DC distribution
The alternating current of the DC inverter of plate 6 into constant voltage constant frequency is supplied to loading interfaces device, and auxiliary can be connected on loading interfaces device
Load.The DC power supply of constant voltage constant frequency inverter module 5 comes from the three-phase alternating current of DC distribution panel 6, output voltage and frequency-invariant
Electricity is by giving loading interfaces device 13 after passive filter.
DC distribution panel 6 is connected by third air-break 23 with generator Active Front End fairing 1, DC distribution
Plate 6 is connected by the 4th air-break 24 with lithium battery Active Front End fairing 3, and DC distribution panel 6 passes through the 5th air
Breaker 25 is connected with motor inverter module 4, and DC distribution panel 6 passes through the 6th air-break 26 and constant voltage constant frequency inversion mould
Block 5 is connected, and the power supply from variable speed generation unit 10 and lithium battery group 7 is allocated, monitored and protected.
DC distribution panel 6 is equipped with DC master row, and third air-break 23, the 4th air-break 24, the 5th air break
Device 25 and the 6th air-break 26 in road is both secured on DC distribution panel 6.Third air-break 23, the 4th air-break
24th, the 5th air-break 25 and the 6th air-break 26 are DC air breaker, and are respectively provided with short-circuit protection function.
Lithium battery group 7 includes battery management system (BMS).Battery management system (BMS) is responsible for accumulator charging valve
Reason, voltage, current temperature monitoring etc..One end of lithium battery group 7 is whole by the second air-break 22 and generator Active Front End
It flows device 1 to be connected, the other end of lithium battery group 7 passes through the first air-break 21 and voltage regulating module 2 and lithium battery Active Front End
Fairing 3 is connected.
Lithium battery group 7 can provide AC power by generator Active Front End fairing 1 to generator, be sent out for speed change
Motor group provides startup power supply, makes it as motor running, can also by voltage regulating module 2, the 4th air-break 24 to
DC distribution panel 6 provides DC power supply.
Lithium battery group 7 can by the 4th air-break 24 and voltage regulating module 2 direct current from DC distribution panel 6
Source charges to it, can also by the 8th air-break 28, transformer 11, the 7th air-break 27, lithium battery it is active before
End fairing 3 and voltage regulating module 2 charge to it with bank electricity.
In other embodiments, lithium battery group is replaced with super capacitor, is replaced with super capacitor Active Front End fairing
Lithium battery Active Front End fairing, other component and connection mode are constant, can also realize the effect identical with the present embodiment
Fruit.
The ship hybrid propulsion system of the present embodiment has following 6 kinds of operating modes, specially：
Pattern 1：Variable speed generation unit starts pattern.The first air break is opened when variable speed generation unit 10 does not start
Device 21 and third air-break 23 close the second air-break 22, control generator Active Front End fairing 1 to power generation
Machine provides alternating current, and generator is made to become motor and speed changing diesel generator group is driven to operate, when rotating speed turns more than its idling
When fast, the second air-break 22 is opened, control generator Active Front End fairing 1 is rectification mode, at this time variable speed generation
Startup of unit is completed and can provide direct current energy to DC distribution panel.
Pattern 2：Bank electricity is to battery charging mode.When ship reach port access bank electricity when close the first air-break 21,
7th air-break 27 and the 8th air-break 28 on 11 both sides of transformer, before controlling voltage regulating module 2 and lithium battery active
End fairing 3 charges to lithium battery group 7.
Pattern 3：Variable speed generation unit is to full ship powering mode.Close third air-break 23, the 5th air-break
25 and the 6th air-break 26, the first air-break 21, the second air-break 22 and the 4th air-break 24 are opened,
Variable speed generation unit 10 is by generator Active Front End fairing 1, DC distribution panel 6 and motor inverter module 4 to propulsion
Motor 12 is powered, by DC distribution panel 6, constant voltage constant frequency inverter module 5, passive filter 9 and loading interfaces device 13 to complete
Ship assistant load is powered.
Pattern 4：Variable speed generation unit charges to full ship powering mode to lithium battery group simultaneously.Close the first air-break
21st, third air-break 23, the 4th air-break 24, the 5th air-break 25 and the 6th air-break 26 are opened
Second air-break 22, variable speed generation unit 10 pass through generator Active Front End fairing 1, DC distribution panel 6 and electronic
Machine inverter module 4 is powered to propulsion electric machine 12, by DC distribution panel 6, constant voltage constant frequency inverter module 5, passive filter 9 and is born
It carries interface arrangement 13 to power to full ship assistant load, by controlling voltage regulating module 2, lithium battery Active Front End fairing 3 to lithium
Battery pack 7 charges.
Pattern 5：Variable speed generation unit and lithium battery group are powered jointly to full ship.Close the first air-break 21, third
Air-break 23, the 4th air-break 24, the 5th air-break 25 and the 6th air-break 26 open the second air
Breaker 22, variable speed generation unit 10 are active by lithium battery by generator Active Front End fairing 1 and lithium battery group 7
Front end fairing 3 is powered jointly to DC distribution panel 6, and DC distribution panel 6 is by electrical energy transportation to motor inverter module 4 to pushing away
Stepper motor 12 is powered, and DC distribution panel 6 fills electrical energy transportation to constant voltage constant frequency inverter module 5, passive filter 9 and loading interfaces
13 are put to power to full ship assistant load.
Pattern 6：Lithium battery group is individually powered to full ship.Close the first air-break 21, the 4th air-break 24,
Five air-breaks 25 and the 6th air-break 26 open the second air-break 22 and third air-break 23, lithium electricity
Pond group 7 is powered by voltage regulating module 2, lithium battery Active Front End fairing 3 to DC distribution panel 6, and DC distribution panel 6 is by electric energy
It gives motor inverter module 4 to power to propulsion electric machine 12, DC distribution panel 6 gives electric energy to constant voltage constant frequency inverter module 5, nothing
Source filter 9 and loading interfaces device 13 are powered to full ship assistant load.
The present invention in addition to that mentioned above, can also develop, specially according to actual conditions：
Evolution 1：Lithium battery group, which is not used in, starts variable speed generation unit without bank electricity to lithium battery group charging, directly passes through
Voltage regulating module 2, lithium battery Active Front End fairing 3 directly pass through lithium battery Active Front End fairing 3 and transformer
It is directly connected on DC distribution panel, 6 function of above-mentioned pattern 4 and pattern is realized under this situation.
Evolution 2：Lithium battery group is directly connected to the DC side of motor inverter module 4 or is directly connected to constant voltage constant frequency inversion
The DC side of module 5, lithium battery group is only that propulsion motor or assistant load provide power supply at this time, does not need to 2 He of voltage regulating module
Lithium battery Active Front End fairing 3.
Evolution 3：The generator of variable speed generation unit does not use asynchronous generator using synchronous generator, at this time may not be used
Diode rectification unit is used using generator Active Front End fairing.
The ship hybrid propulsion system of the present invention, has the following advantages：
First, for the first time by three kinds of bank electricity, variable speed generation unit, lithium battery energy pooled applications on ship, during ship's navigation
It can individually be powered, can also be powered to DC distribution panel only with lithium battery group using speed changing diesel generator group, it can be with
It is powered simultaneously to DC distribution panel using speed changing diesel generator group and lithium battery group；The speed changing diesel generator when ship's navigation
Group can power to DC distribution panel and can charge simultaneously to lithium battery group, and bank electricity can also be used when ship reaches port to lithium electricity
Pond group charging.
2nd, the constant speed diesel generating set used compared to normal shipboard, present invention employs speed changing diesel generator groups.
By detecting the power of generating set, energy management system (EMS) control speed changing diesel generator group operates in specific rotating speed,
It is more efficient compared to constant speed diesel generating set, more energy saving.
3rd, Active Front End fairing is controlled by energy management system (EMS), lithium battery group can be realized to generator
Alternating current is provided, asynchronous generator becomes asynchronous motor drive speed changing diesel machine generating set rotation realization generating set at this time
Starting, pass through so as to save the pneumatic starting device of the common complexity of speed changing diesel generator group and direct-flow storage battery
The starting device of direct current generator and reduction gear box reduces generating set cost, reduces trouble point.
4th, energy management system (EMS) is equipped with, speed changing diesel generator group, lithium battery group, breaker, direct current are matched
Battery plate, Active Front End fairing, inverter module, asynchronous motor are managed, and are sent out by the way that lithium battery group is controlled to be used as speed change
The supplement of motor group, the generator capacity smaller that equal ship needs are equipped with.
5th, by the flexible use of three kinds of energy, generating set can be made to transport always under the operating modes such as ship's navigation, work
Row can also make in the highest operating point of efficiency, generating set quantity when can also reduce high speed by introducing the lithium battery energy
It is charged with bank electricity to lithium battery group, so as to reach energy saving, reduce nitride (NOX), sulfide (SOX) and carbon dioxide row
The purpose put.
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that this is only
For example, protection scope of the present invention is to be defined by the appended claims.Those skilled in the art without departing substantially from
Under the premise of the principle and substance of the present invention, many changes and modifications may be made, but these change and
Modification each falls within protection scope of the present invention.
Claims (10)
1. a kind of ship hybrid propulsion system based on Active Front End converter technique, which is characterized in that it includes speed change hair
Motor group, energy storage device, transformer, DC distribution panel, propulsion electric machine, constant voltage constant frequency inverter module and for system administration control
The energy management system device of system；Variable speed generation unit is connected with the first Active Front End fairing；Energy storage device and transformer
Between be connected with voltage regulating module and the second Active Front End fairing in turn；Propulsion electric machine is connected with motor inverter module；Storage
Can between device and voltage regulating module, between the first Active Front End fairing and energy storage device, the first Active Front End fairing
Between DC distribution panel, the second Active Front End fairing and DC distribution panel, motor inverter module and DC distribution panel
Between, between constant voltage constant frequency inverter module and DC distribution panel, between the second Active Front End fairing and transformer respectively
It is connected by air-break；Variable speed generation unit, the first Active Front End fairing, voltage regulating module, the second Active Front End are whole
Device, DC distribution panel, motor inverter module and constant voltage constant frequency inverter module is flowed respectively with energy management system device to connect
It connects.
2. the ship hybrid propulsion system based on Active Front End converter technique as described in claim 1, which is characterized in that
Constant voltage constant frequency inverter module is connected with passive filter, and passive filter is connected with loading interfaces device.
3. the ship hybrid propulsion system based on Active Front End converter technique as described in claim 1, which is characterized in that
Variable speed generation unit includes the generator that speed changing diesel machine and speed changing diesel machine drive；Generator is asynchronous generator or permanent magnetism
Generator.
4. the ship hybrid propulsion system based on Active Front End converter technique as claimed in claim 3, which is characterized in that
First Active Front End fairing is connected to generator；First Active Front End fairing is filled for the rectification of generator Active Front End
It puts.
5. the ship hybrid propulsion system based on Active Front End converter technique as described in claim 1, which is characterized in that
Energy storage device is lithium battery group, and the second Active Front End fairing is lithium battery Active Front End fairing.
6. the ship hybrid propulsion system based on Active Front End converter technique as described in claim 1, which is characterized in that
Energy storage device is super capacitor, and the second Active Front End fairing is super capacitor Active Front End fairing.
7. the ship hybrid propulsion system based on Active Front End converter technique as described in claim 1, which is characterized in that
Energy management system device is whole with the first Active Front End fairing, voltage regulating module, the second Active Front End respectively by CAN bus
Flow device and DC distribution panel connection；Energy management system device by communication cable respectively with variable speed generation unit, motor
Inverter module and the connection of constant voltage constant frequency inverter module.
8. the ship hybrid propulsion system based on Active Front End converter technique as described in claim 1, which is characterized in that
Transformer is equipped with the air-break for being connect with bank electricity, which passes through signal cable and energy management system
Device connects.
9. the ship hybrid propulsion system based on Active Front End converter technique as described in claim 1, which is characterized in that
Air-break between second Active Front End fairing and transformer is connected by signal cable and energy management system device
It connects.
10. the ship hybrid propulsion system based on Active Front End converter technique, feature exist as described in claim 1
In energy management system device is programmable logic controller (PLC) or is digital processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810140132.2A CN108134442A (en) | 2018-02-11 | 2018-02-11 | Ship hybrid propulsion system based on Active Front End converter technique |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810140132.2A CN108134442A (en) | 2018-02-11 | 2018-02-11 | Ship hybrid propulsion system based on Active Front End converter technique |
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| CN108134442A true CN108134442A (en) | 2018-06-08 |
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| CN201810140132.2A Pending CN108134442A (en) | 2018-02-11 | 2018-02-11 | Ship hybrid propulsion system based on Active Front End converter technique |
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