CN102183371A - Experiment platform and method of ship electric propulsion multi-mode hybrid power system - Google Patents
Experiment platform and method of ship electric propulsion multi-mode hybrid power system Download PDFInfo
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Abstract
The invention discloses an experiment platform and method of a ship electric propulsion multi-mode hybrid power system. The experiment platform consists of an electric propulsion power supply experiment device, a drive experiment device and an experiment control platform, wherein the electric propulsion power supply experiment device comprises a diesel engine set, an accumulator battery, a fuel battery and a utility power supply. According to the requirements of different experiments, five different power supply modes, such as the diesel engine set, the accumulator battery, the accumulator battery and the diesel engine set, the fuel battery and the accumulator battery, and the utility power supply can be selected. The electric propulsion drive experiment device comprises two sets of independent electric propulsion devices consisting of an AC and DC propulsion motor and a load motor. According to the requirements of different experiments, five different propulsion modes, such as AC or DC double-motor and double-vane propulsion, AC or DC single-motor and single-vane propulsion, AC and DC hybrid propulsion and the like can be selected. The invention has the advantages that the function range of ship electric propulsion experiments is broadened, the regenerated electric energy of the propulsion load motor is fed back, and the energy saving effect is remarkable.
Description
Technical field
The present invention relates to watercraft electric propulsion system experimental technique field, particularly relate to a kind of marine vessel power and advance the multi-mode hybrid system experimental platform, the invention still further relates to the using method that marine vessel power advances the multi-mode hybrid system experimental platform.
Background technology
Electric propulsion system is a kind of advanced person's a Ship Propeling mode.This propulsion mode can improve the technical and economic performance of boats and ships, has that maneuvering performance is good, the characteristics of energy-conserving and environment-protective, can reduce the toxic emission of boats and ships, reduces the fuel energy consumption of boats and ships, can obtain kinematic behavior preferably simultaneously.The power primary power of Electrical Propulsion Ship generally is that output voltage is the diesel engine-genset (being called for short the bavin group of motors) of low pressure (500V and following) or middle pressure (the above 10kV of 500V is following).In order to realize the energy-saving and emission-reduction of Electrical Propulsion Ship, for middle-size and small-size electric propulsion inland navigation craft, can adopt new energy technology, be the electric propulsion system power supply as adopting clean energy resourcies such as accumulator, fuel cell.
At present, all kinds of tests or the experimental system of marine vessel power propelling are broadly divided into three classes: the first kind is the propulsion system experimental system of Electrical Propulsion Ship, has comprised power-supply system and propulsion system; Second class is the Control Experiment System of Electrical Propulsion Ship, is mainly used in control, test experiments that marine vessel power advances; The 3rd class is the simulating experimental system of Electrical Propulsion Ship, and virtual visible environment is provided, and is used for manipulation, control, fault diagnosis of emulation Electrical Propulsion Ship etc.For first kind experimental system, Chinese patent 200710036256.2 discloses a kind of experimental system of watercraft electric propulsion system, be bavin group of motors and ultracapacitor wherein for the electric propulsion experimental system provides the device of electric power energy, it is the braking energy of absorption experiment system that its ultracapacitor mainly acts on, and makes experimental provision energy-conservation.Chinese patent 200710036257.2 discloses a kind of watercraft electric propulsion experiment system that is made up of control system, propulsion system, load system and ac power supply system that comprises.Drive system is an alternating-current variable frequency motor, and load system is a direct current generator simulation propeller load.For the second class experimental system, Chinese patent 200710036258.7 discloses a kind of watercraft electric propulsion experiment control system, and its control system is mainly finished the control and the monitoring management of pilot system, does not relate to the power supply of pilot system.Chinese patent 200910056341.X discloses control of a kind of watercraft electric propulsion system and research/development platform, provides the electric power of experimental system by civil power, is used for watercraft electric propulsion system experimental study, system testing and functional development.For the 3rd class experimental system, Chinese patent 200610148324.5 discloses a kind of watercraft electrical propulsion dummy emulation method, by the analogue system control desk, virtual boats and ships and virtual pod propulsion electric propulsion system thereof is carried out emulation experiment.Chinese patent 200610148325.X discloses a kind of watercraft electrical propulsion dummy emulation method, by the analogue system control desk, realizes the emulation of boats and ships virtual driving three-dimensional visualization.
The trial stretch of above-mentioned watercraft electric propulsion system experiment porch of the prior art is single, and is economical inadequately.
Summary of the invention
A kind of marine vessel power that technical matters to be solved by this invention is to propose at the single problem of trial stretch of prior art watercraft electric propulsion system experiment porch advances the multi-mode hybrid system experimental platform, experiment porch by electric propulsion power experimental provision, drive experimental provision and experiment control desk three parts are formed.Wherein, electric propulsion power supply experimental provision has comprised bavin group of motors, accumulator, fuel cell and mains supply.According to the different experiments requirement, can select the bavin group of motors, accumulator, accumulator and bavin group of motors, fuel cell and accumulator, 5 kinds of different powering modes such as mains supply.And electric propulsion drives the electric propulsion apparatus that experimental provision has comprised the two cover independent operatings of being made up of AC and DC propulsion electric machine, load motor.According to the different experiments requirement, can select to exchange or the two oars propellings of direct current two-shipper, exchange or the propelling of direct current unit single-blade 5 kinds of different propelling patterns such as alternating current-direct current hybrid propulsion.
Technical matters to be solved by this invention can realize by following technological means:
A kind of marine vessel power advances the multi-mode hybrid system experimental platform, comprises that electric propulsion power supply experimental provision, electric propulsion drive experimental provision, electric propulsion experiment control desk;
Described electric propulsion power supply experimental provision drives experimental provision with electric propulsion and is connected with feedback grid by power supply grid, and described electric propulsion experiment control desk drives experimental provision and is connected with electric propulsion power supply experimental provision, electric propulsion respectively;
Described electric propulsion power supply experimental provision comprises the laboratory mains supply, the bavin group of motors, battery pack and fuel cell group, described laboratory mains supply, bavin group of motors and battery pack are connected on the power supply grid by a switch respectively, described fuel cell group is connected on the battery pack by a switch, and described laboratory mains supply also connects feedback grid;
Described electric propulsion drives experimental provision and comprises the first separate electric propulsion apparatus and second electric propulsion apparatus, described first, second electric propulsion apparatus includes the direct current propulsion electric machine, exchanges propulsion electric machine and advances load, described two groups of direct current propulsion electric machines, interchange propulsion electric machine and propelling load all are coaxial connection, described direct current propulsion electric machine, interchange propulsion electric machine are connected on the power supply grid by a switch respectively, and described two advance loads to connect feedback grids;
Described electric propulsion experiment control desk connects mains supply, bavin group of motors, battery pack and fuel cell group and No. 1 electric propulsion apparatus and No. 2 electric propulsion apparatus in the electric propulsion power supply experimental provision respectively.
Described laboratory mains supply comprises the power supply branch/closing device and the power supply monitor of connection, described bavin group of motors comprises the diesel motor of connection, unit body and generator set controller that synchronous generator is formed, described battery pack comprises the accumulator body of connection and is used to discharge and recharge the accumulator AC/DC two way convertor of control, described fuel cell group comprises fuel-cell device and the connected fuel cell controller of difference, the unidirectional current transformer of DC/DC, described power supply branch/closing device, diesel motor, the unit body that synchronous generator is formed, accumulator AC/DC two way convertor is connected on the power supply grid by isolating switch respectively, and the unidirectional current transformer of described DC/DC is connected on the accumulator body by isolating switch.
Described two direct current propulsion electric machines all connect dc driver and carry out speed regulating control by it, described two exchange propulsion electric machine all connects the propelling frequency converter and carries out speed regulating control by it, described two advance load to be alternating current generator also all connects load inverter, control by load inverter, described two dc drivers, two advance frequency converter all to be connected on the power supply grid by isolating switch, and described two load inverters all are connected on the feedback grid by isolating switch.
Described electric propulsion experiment control desk comprises control computer, two the electric propulsion steering controllers, display screen, printer, external memory and the expansion interface integrated circuit board that are connected with control computer, described control computer connects power supply monitor, generator set controller, accumulator AC/DC two way convertor, fuel cell controller, the unidirectional current transformer of DC/DC by a control bus, connects two dc drivers, two respectively by another root control bus and advances frequency converter, two load inverters.
The powering mode of described electric propulsion power supply experimental provision has following several:
A. bavin group of motors powering mode, with the breaker closing of bavin group of motors, the isolating switch of all the other power supply groups is in gate-dividing state, and at this moment, experiment porch provides the Operation of Electric Systems environment of a conventional bavin group of motors Ship Power Station;
B. storage battery power supply pattern, with the breaker closing of battery pack, the isolating switch of all the other power supply groups is in gate-dividing state, and at this moment, experiment porch provides a pure electric ship Operation of Electric Systems environment;
C. accumulator and bavin group of motors hybrid power supply pattern, the isolating switch of battery pack and bavin group of motors is all closed a floodgate, all the other power supply group isolating switchs are in gate-dividing state, and at this moment, experiment porch provides the Ship Electrical Power System running environment of an accumulator and the hybrid power supply of bavin group of motors;
D. fuel cell and accumulator hybrid power supply pattern, breaker closing with battery pack and fuel cell group, all the other power supply group isolating switchs are in gate-dividing state, and at this moment, experiment porch provides the Ship Electrical Power System running environment of a fuel cell and accumulator hybrid power supply;
E. laboratory mains powered pattern, with the breaker closing of laboratory mains supply, all the other power supply group group isolating switchs are in gate-dividing state, under this powering mode, can carry out the common experimental study of watercraft electric propulsion system.
The drive pattern that described electric propulsion drives experimental provision has following several:
A. exchanging the two oar patterns of two-shipper, with the propelling load and the propelling load that exchanges propulsion electric machine and No. 2 electric propulsion apparatus of No. 1 electric propulsion apparatus with exchanges the propulsion electric machine connection, is interchange propelling two-shipper pair oar patterns; Control desk provides the propulsive control order respectively by experiment, realizes exchanging the propulsion electric machine speed regulating control, and the simulation control that advances load;
B. direct current advances the two oar patterns of two-shipper, the propelling load of No. 1 electric propulsion apparatus and the propelling load and the direct current propulsion electric machine of direct current stream propulsion electric machine and No. 2 electric propulsion apparatus is connected, for direct current advances the two oar patterns of two-shipper; Control desk provides the propulsive control order respectively by experiment, realizes direct current propulsion electric machine speed regulating control, and the simulation control that advances load;
C. exchange advancing unit single-blade pattern, with the propelling load of any electric propulsion apparatus with exchanges propulsion electric machine and connect, is interchange propelling unit single-blade pattern; Control desk provides corresponding interchange unit single-blade propulsive control order by experiment, realizes exchanging the propulsion electric machine speed regulating control, and the simulation control that advances load;
D. direct current advances unit single-blade pattern, the propelling load and the direct current propulsion electric machine of any electric propulsion apparatus is connected, for direct current advances unit single-blade pattern; Control desk provides corresponding direct current unit single-blade propulsive control order by experiment, realizes direct current propulsion electric machine speed regulating control, and the simulation control that advances load;
E. alternating current-direct current hybrid propulsion drive pattern, with the propelling load of any electric propulsion apparatus with exchange propulsion electric machine and connect, the propelling load of another set of electric propulsion apparatus and direct current propulsion electric machine are connected simultaneously, for the alternating current generator direct current generator advances the hybrid propulsion pattern; Control desk provides corresponding alternating current-direct current propulsive control order by experiment, realizes alternating current-direct current propulsion electric machine speed regulating control, and the simulation control that advances load.
The marine vessel power that the present invention proposes advances the experiment porch of multi-mode hybrid system and the dirigibility that method has improved the electric propulsion experimental system greatly, expanded the envelop of function of electric propulsion experiment or test, especially can carry out experimental study to new forms of energy (as storage battery power supply, fuel cell-powered etc.) electric propulsion technology, make the electric propulsion experiment porch reach the purpose of multi-usage experiment.And the propelling of experiment porch simulation load motor is in the generator operation state, and regenerative electric energy is fed back to civil power, has reduced the energy consumption of high-power electric propelling experimental system significantly, and energy-saving effect is obvious.
Description of drawings
Fig. 1 advances multi-mode hybrid system experimental platform composition frame chart for marine vessel power.
Fig. 2 is electric propulsion power supply experimental provision composition frame chart.
Fig. 3 drives the experimental provision composition frame chart for electric propulsion.
Fig. 4 is electric propulsion experiment control desk composition frame chart and control block diagram.
Fig. 5 advances the two oar drive pattern schematic block diagrams of two-shipper for exchanging.
Fig. 6 advances the two oar drive pattern schematic block diagrams of two-shipper for direct current.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
The composition structured flowchart of marine vessel power propelling multi-mode hybrid system experimental platform as shown in Figure 1.Form by electric propulsion power supply experimental provision 100, electric propulsion driving experimental provision 200 and electric propulsion experiment control desk 300 three parts.Electric propulsion power supply experimental provision 100 mainly comprises laboratory mains supply 110, bavin group of motors 120, battery pack 130 and fuel cell group 140.Electric propulsion drives experimental provision 200, comprised No. 1 electric propulsion apparatus 210 of electric propulsion and No. 2 electric propulsion apparatus 220, wherein 211 and 221 for advancing load, and 212 and 222 is the direct current propulsion electric machine, 213 with 223 for exchanging propulsion electric machine, propulsion electric machine is connected with load is coaxial.Electric propulsion power supply experimental provision 100 drives between the experimental provision 200 with electric propulsion and is connected with feedback grid 420 by power supply grid 410; Electric propulsion power supply experimental provision 100, electric propulsion driving experimental provision 200 are tested between the control desk 300 with electric propulsion and are connected with 520 by fieldbus 510 respectively.
(1) electric propulsion power supply experimental provision is formed structure
The further refinement of composition structure of the electric propulsion power supply experimental provision 100 among Fig. 1 as shown in Figure 2.Laboratory mains supply 110 has comprised power supply branch/closing device 111 and power supply monitor 112; Bavin group of motors 120 has comprised diesel motor and synchronous generator composition unit body 121 and generator set controller 122; Battery pack 130 has comprised accumulator body 131 and accumulator AC/DC two way convertor (charging-discharging controller) 132; Fuel cell group 140 has comprised the unidirectional current transformer 143 of fuel-cell device 141, fuel cell controller 142 and DC/DC.
(2) electric propulsion drives experimental provision composition structure
The further refinement of composition structure of the electric propulsion power supply experimental provision 200 among Fig. 1 as shown in Figure 3.No. 1 electric propulsion apparatus 210 and No. 2 electric propulsion apparatus 220 are that two of symmetry is overlapped autonomous devices.The power supply of two covering devices is supplied with by isolating switch 650 and 660,670 and 680 respectively by power supply grid 410.
In the two cover electric propulsion apparatus, exchange propulsion electric machine 213 and 223 respectively by advancing frequency converter 216 and 226 to carry out speed regulating control; Direct current propulsion electric machine 212 and 222 carries out speed regulating control by dc driver 215 and 225 respectively; Advance load 211 and 221 by the alternating current generator simulation, by advancing load inverter 214 and 224 to advance load control, advance load 211 and 221 to always work in the generator state respectively, regenerative electric energy enters feedback grid 420 by isolating switch 640 and 690.No. 1 and No. 2 electric propulsion apparatus according to the different experiments requirement, can be selected to exchange propelling and drive, and direct current advances and drives, different running method such as unit single-blade, the two oars of two-shipper.
(3) electric propulsion experiment control desk is formed structure
The further refinement of composition structure of the electric propulsion experiment control desk 300 among Fig. 1 as shown in Figure 4.Control computer 310 is by the mains supply watch-dog 112 in the fieldbus 510 connection electric propulsion power supply test units 100, generator set controller 122, accumulator AC/DC two way convertor 132, fuel cell controller 142 and the unidirectional current transformer 143 of DC/DC.Control computer 310 is by the propelling load inverter 214 and 224 in the fieldbus 520 connection electric propulsions driving experimental provisions 200, and dc driver 215 and 225 advances frequency converter 216 and 226.
The external unit of experiment control desk control computer 310 comprises electric propulsion steering controller (carriage clock) 320 and 330, corresponds respectively to No. 1 and No. 2 electric propulsion apparatus; Display screen 340, printer 350, external memory 360 and expansion interface integrated circuit board 370.
(4) experiment porch multi-mode method of supplying power to
Experiment porch can be used for the research and development of watercraft electric propulsion system and application technology thereof.According to difference power supply object test or requirement of experiment, the electric propulsion power supply experimental provision 100 of experiment porch can select the bavin motor to power as primary power, accumulator is powered as primary power, accumulator and the hybrid power supply of bavin motor, fuel cell and accumulator hybrid power supply, the laboratory mains supply is as different powering modes such as primary power power supplies.By the different powering mode of electric propulsion experiment control desk 300 controls.
A. bavin group of motors powering mode
When the experimental study object was bavin group of motors electric propulsion system, experiment porch was enabled bavin group of motors powering mode, and the isolating switch 610 of bavin group of motors 120 closes a floodgate among Fig. 2, and isolating switch 600 and 620 is in gate-dividing state.At this moment, experiment porch provides the Operation of Electric Systems environment of a conventional bavin group of motors Ship Power Station.
B. storage battery power supply pattern
When accumulator is used as the propulsion system primary power, be referred to as electrokinetic cell.With the LiFePO4 ion battery as electrokinetic cell, non-environmental-pollution, the energy density height is by the energy storage of charging of bank electricity.When the experimental study object was the electrokinetic cell watercraft electric propulsion system, experiment porch was enabled the storage battery power supply pattern, and the isolating switch 620 of battery pack 130 closes a floodgate among Fig. 2, and isolating switch 600,610 and 630 is in gate-dividing state.At this moment, experiment porch provides a pure electric environmental protection Ship Electrical Power System running environment.
C. accumulator and bavin group of motors hybrid power supply pattern
Battery-driven pure electric ship need the charging of bank electricity, so flying power is restricted.And with accumulator as primary power, the bavin group of motors then can remedy this defective as the hybrid power boats and ships of accessory power supply.When the experimental study object is the watercraft electric propulsion system of electrokinetic cell and the hybrid power supply of bavin group of motors, experiment porch is enabled accumulator and bavin group of motors hybrid power supply pattern, the isolating switch 610 of bavin group of motors 120 and battery pack 130 and 620 closes a floodgate among Fig. 2, and isolating switch 600 and 630 is in gate-dividing state.At this moment, experiment porch provides the Ship Electrical Power System running environment of an accumulator and bavin group of motors hybrid power supply.
D. fuel cell and accumulator hybrid power supply pattern
Fuel cell is raw material with the Hydrogen Energy, is a kind of clean energy resource therefore.The fuel cell boats and ships will be the zero-emission green ships on a kind of complete meaning.But because fuel cell self, usually must with the accumulator parallel running.Therefore when the experimental study object is the fuel cell watercraft electric propulsion system, experiment porch must be enabled fuel cell and accumulator hybrid power supply pattern, the isolating switch 620 of battery pack 130 and fuel cell group 140 and 630 closes a floodgate among Fig. 2, and isolating switch 600 and 610 is in gate-dividing state.At this moment, experiment porch provides the Ship Electrical Power System running environment of a fuel cell and accumulator hybrid power supply.
E. laboratory mains powered pattern
The isolating switch 600 of laboratory mains supply 110 closes a floodgate among Fig. 2, and isolating switch 610 and 620 is in gate-dividing state.Under this powering mode, can carry out the common experimental study of watercraft electric propulsion system.
(5) experiment porch multi-mode driving method
The electric propulsion of experiment porch drives experimental provision 200 can provide marine vessel power to advance multiple drive modes.According to experimental study object difference, the combination of the different on off operating modes by the isolating switch among Fig. 3 640,650,660,670,680,690 can obtain six kinds of different electric propulsions and drive experiment models, and is as shown in the table.
A. exchange the two oar patterns of two-shipper that advance
Isolating switch 640 and 660,690 and 670 closes a floodgate, during 650,680 disjunctions, for exchanging the two oar patterns of two-shipper that advance, as shown in Figure 5.By No. 1 electric propulsion apparatus 210 that exchanges propulsion electric machine 213 and advance load 211 and advance frequency converter 216 and 214 to form accordingly, and by exchanging No. 2 electric propulsion apparatus 220 that propulsion electric machine 223 and load motor 221 and corresponding frequency converter 226 and 224 are formed, for the two oars of independent two-shipper advance.Electric propulsion steering controller (carriage clock) 320 and 330 on the control desk 300 provides the propulsive control order respectively by experiment, realizes exchanging the propulsion electric machine speed regulating control, and the simulation control that advances load.
At this moment, coaxial direct current propulsion electric machine 212 and 222 is in the outage idling conditions, does not exert an influence to exchanging to advance.Advance load 211 and 221 simulation screw propellers to advance load, be in the generator duty, regenerative electric energy feeds back to the laboratory mains supply by feedback grid 420.
B. direct current advances the two oar patterns of two-shipper
Isolating switch 640 and 650,690 and 680 closes a floodgate, during isolating switch 660,670 disjunctions, for direct current advances the two oar patterns of two-shipper, as shown in Figure 6.By direct current propulsion electric machine 212 and No. 1 electric propulsion apparatus 210 that advances load 211 and corresponding dc driver 215 and frequency converter 214 to form, and, be that the two oars of independent two-shipper advance by direct current propulsion electric machine 222 and No. 2 electric propulsion apparatus 210 that advance load 221 and corresponding dc driver 225 and frequency converter 224 to form.Electric propulsion steering controller (carriage clock) 320 and 330 on the control desk 300 provides the propulsive control order respectively by experiment, realizes direct current propulsion electric machine speed regulating control, and the simulation control that advances load.
At this moment, coaxial interchange propulsion electric machine 213 and 223 is in the outage idling conditions, direct current is not advanced to exert an influence.Advance load 211 and 221 simulation screw propellers to advance load, be in the generator duty, regenerative electric energy feeds back to the laboratory mains supply by feedback grid 420.
C. exchange the unit single-blade pattern that advances
During another set of shutdowns, is to exchange propelling unit single-blade pattern when any cover electric propulsion apparatus operation among Fig. 5.Corresponding electric propulsion steering controller 320 or 330 on the control desk 300 provides and exchanges propelling unit single-blade propulsive control order by experiment, realizes exchanging the propulsion electric machine speed regulating control, and the simulation control that advances load.
D. direct current advances unit single-blade pattern
During another set of shutdowns, is direct current propelling unit single-blade pattern when any cover electric propulsion apparatus operation among Fig. 6.Corresponding electric propulsion steering controller 320 or 330 on the control desk 300 provides direct current unit single-blade propulsive control order by experiment, realizes direct current propulsion electric machine speed regulating control, and the simulation control that advances load.
E. alternating current-direct current hybrid propulsion drive pattern
Alternating current-direct current hybrid propulsion drive pattern does not exist in actual boats and ships electric propulsion application system, but for the experimental study platform, this experiential function is essential.Under identical running environment, alternating current-direct current hybrid propulsion drive pattern can obtain two kinds of experimental datas that advance type simultaneously.Any cover electric propulsion apparatus operation when corresponding another set of electric propulsion apparatus moves among Fig. 6 simultaneously, is that the alternating current generator direct current generator advances the hybrid propulsion pattern in Fig. 5.Corresponding electric propulsion steering controller 320 and 330 on the control desk 300 provides alternating current-direct current propulsive control order by experiment, realizes alternating current-direct current propulsion electric machine speed regulating control, and the simulation control that advances load.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the instructions just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. a marine vessel power advances the multi-mode hybrid system experimental platform, it is characterized in that, comprises that electric propulsion power supply experimental provision, electric propulsion drive experimental provision, electric propulsion experiment control desk;
Described electric propulsion power supply experimental provision drives experimental provision with electric propulsion and is connected with feedback grid by power supply grid, and described electric propulsion experiment control desk drives experimental provision and is connected with electric propulsion power supply experimental provision, electric propulsion respectively;
Described electric propulsion power supply experimental provision comprises the laboratory mains supply, the bavin group of motors, battery pack and fuel cell group, described laboratory mains supply, bavin group of motors and battery pack are connected on the power supply grid by a switch respectively, described fuel cell group is connected on the battery pack by a switch, and described laboratory mains supply also connects feedback grid;
Described electric propulsion drives experimental provision and comprises the first separate electric propulsion apparatus and second electric propulsion apparatus, described first, second electric propulsion apparatus includes the direct current propulsion electric machine, exchanges propulsion electric machine and advances load, described two groups of direct current propulsion electric machines, interchange propulsion electric machine and propelling load all are coaxial connection, described direct current propulsion electric machine, interchange propulsion electric machine are connected on the power supply grid by a switch respectively, and described two advance loads to connect feedback grids;
Described electric propulsion experiment control desk connects mains supply, bavin group of motors, battery pack and fuel cell group and No. 1 electric propulsion apparatus and No. 2 electric propulsion apparatus in the electric propulsion power supply experimental provision respectively.
2. marine vessel power as claimed in claim 1 advances the multi-mode hybrid system experimental platform, it is characterized in that, described laboratory mains supply comprises the power supply branch/closing device and the power supply monitor of connection, described bavin group of motors comprises the diesel motor of connection, unit body and generator set controller that synchronous generator is formed, described battery pack comprises the accumulator body of connection and is used to discharge and recharge the accumulator AC/DC two way convertor of control, described fuel cell group comprises fuel-cell device and the connected fuel cell controller of difference, the unidirectional current transformer of DC/DC, described power supply branch/closing device, diesel motor, the unit body that synchronous generator is formed, accumulator AC/DC two way convertor is connected on the power supply grid by isolating switch respectively, and the unidirectional current transformer of described DC/DC is connected on the accumulator body by isolating switch.
3. marine vessel power as claimed in claim 2 advances the multi-mode hybrid system experimental platform, it is characterized in that, described two direct current propulsion electric machines all connect dc driver and carry out speed regulating control by it, described two exchange propulsion electric machine all connects the propelling frequency converter and carries out speed regulating control by it, described two advance load to be alternating current generator also all connects load inverter, control by load inverter, described two dc drivers, two advance frequency converter all to be connected on the power supply grid by isolating switch, and described two load inverters all are connected on the feedback grid by isolating switch.
4. a kind of marine vessel power as claimed in claim 3 advances the multi-mode hybrid system experimental platform, it is characterized in that, described electric propulsion experiment control desk comprises control computer, two electric propulsion steering controllers that are connected with control computer, display screen, printer, external memory and expansion interface integrated circuit board, described control computer connects power supply monitor by a control bus, generator set controller, accumulator AC/DC two way convertor, fuel cell controller, the unidirectional current transformer of DC/DC connects two dc drivers respectively by another root control bus, two advance frequency converter, two load inverters.
One kind according to claim 1 marine vessel power advance the using method of multi-mode hybrid system experimental platform, it is characterized in that the powering mode of described electric propulsion power supply test unit has following several:
A. bavin group of motors powering mode, with the breaker closing of bavin group of motors, the isolating switch of all the other power supply groups is in gate-dividing state, and at this moment, experiment porch provides the Operation of Electric Systems environment of a conventional bavin group of motors Ship Power Station;
B. storage battery power supply pattern, with the breaker closing of battery pack, the isolating switch of all the other power supply groups is in gate-dividing state, and at this moment, experiment porch provides a pure electric ship Operation of Electric Systems environment;
C. accumulator and bavin group of motors hybrid power supply pattern, the isolating switch of battery pack and bavin group of motors is all closed a floodgate, all the other power supply group isolating switchs are in gate-dividing state, and at this moment, experiment porch provides the Ship Electrical Power System running environment of an accumulator and the hybrid power supply of bavin group of motors;
D. fuel cell and accumulator hybrid power supply pattern, breaker closing with battery pack and fuel cell group, all the other power supply group isolating switchs are in gate-dividing state, and at this moment, experiment porch provides the Ship Electrical Power System running environment of a fuel cell and accumulator hybrid power supply;
E. laboratory mains powered pattern, with the breaker closing of laboratory mains supply, all the other power supply group group isolating switchs are in gate-dividing state, under this powering mode, can carry out the common experimental study of watercraft electric propulsion system.
One kind according to claim 1 marine vessel power advance the using method of multi-mode hybrid system experimental platform, it is characterized in that the drive pattern that described electric propulsion drives test unit has following several:
A. exchanging the two oar patterns of two-shipper, with the propelling load and the propelling load that exchanges propulsion electric machine and No. 2 electric propulsion apparatus of No. 1 electric propulsion apparatus with exchanges the propulsion electric machine connection, is interchange propelling two-shipper pair oar patterns; Control desk provides the propulsive control order respectively by experiment, realizes exchanging the propulsion electric machine speed regulating control, and the simulation control that advances load;
B. direct current advances the two oar patterns of two-shipper, the propelling load of No. 1 electric propulsion apparatus and the propelling load and the direct current propulsion electric machine of direct current stream propulsion electric machine and No. 2 electric propulsion apparatus is connected, for direct current advances the two oar patterns of two-shipper; Control desk provides the propulsive control order respectively by experiment, realizes direct current propulsion electric machine speed regulating control, and the simulation control that advances load;
C. exchange advancing unit single-blade pattern, with the propelling load of any electric propulsion apparatus with exchanges propulsion electric machine and connect, is interchange propelling unit single-blade pattern; Control desk provides corresponding interchange unit single-blade propulsive control order by experiment, realizes exchanging the propulsion electric machine speed regulating control, and the simulation control that advances load;
D. direct current advances unit single-blade pattern, the propelling load and the direct current propulsion electric machine of any electric propulsion apparatus is connected, for direct current advances unit single-blade pattern; Control desk provides corresponding direct current unit single-blade propulsive control order by experiment, realizes direct current propulsion electric machine speed regulating control, and the simulation control that advances load;
E. alternating current-direct current hybrid propulsion drive pattern, with the propelling load of any electric propulsion apparatus with exchange propulsion electric machine and connect, the propelling load of another set of electric propulsion apparatus and direct current propulsion electric machine are connected simultaneously, for the alternating current generator direct current generator advances the hybrid propulsion pattern; Control desk provides corresponding alternating current-direct current propulsive control order by experiment, realizes alternating current-direct current propulsion electric machine speed regulating control, and the simulation control that advances load.
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| CN113415394A (en) * | 2021-06-28 | 2021-09-21 | 哈尔滨工程大学 | Diesel-fuel-electric series-parallel ship hybrid power test bed with data communication control system and test method |
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