CN110048395A - Fishing boat power supply system - Google Patents
Fishing boat power supply system Download PDFInfo
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- CN110048395A CN110048395A CN201810037061.3A CN201810037061A CN110048395A CN 110048395 A CN110048395 A CN 110048395A CN 201810037061 A CN201810037061 A CN 201810037061A CN 110048395 A CN110048395 A CN 110048395A
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- fishing boat
- generator
- power supply
- supply system
- control device
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- 239000000446 fuel Substances 0.000 claims abstract description 66
- 230000005284 excitation Effects 0.000 claims description 11
- 239000000295 fuel oil Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000002283 diesel fuel Substances 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims 1
- 238000010248 power generation Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 208000033748 Device issues Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
- H02J1/10—Parallel operation of dc sources
Abstract
The present invention provides a kind of fishing boat power supply system, comprising: at least one set of generating equipment；The generating equipment includes: fuel engines, generator, fairing and DC bus；Wherein, the output end of fuel engines is connected with generator, and the output end of generator is connected with the input terminal of fairing, and the output end of fairing is connected to DC bus.Fishing boat power supply system provided by the invention can reduce grid-connected difficulty.
Description
Technical field
The present invention relates to generation technology more particularly to a kind of fishing boat power supply systems.
Background technique
China is the country that fishing boat quantity is most in the world, and the power resources of traditional fishing boat are diesel oil, passes through diesel engine
The rotation of task driven quant system.The fuel consumption of fishing boat be it is very big, occupy 50% or more of marine fishery production cost,
Account for about the 13% of national diesel oil total flow, the profit for resulting in sea fishery is lower.In recent years, electric propulsion technology is by section
The advantages such as energy, environmental protection, low noise are increasingly becoming the main application direction of the shipbuilding industries such as fishing boat.The power supply system of fishing boat uses one
A or multiple generators generate electricity, and network of ship are formed, to the load supplying of fishing boat.
Currently, the electric system of fishing boat includes: power supply system and electric propulsion system, power supply system provides for electric propulsion system
Electric power to drive electric propulsion system to work, and then controls fishing boat traveling.Wherein, generator is all made of power frequency hair in power supply system
Motor generate 50Hz, 400V or 50Hz, 690V alternating current through exchange it is grid-connected after, to all load supplyings of fishing boat.By
During exchanging grid-connected, the voltage signal exported to each generator is more demanding, it is desirable that frequency and amplitude must be with electricity
Net voltage is identical, and phase also has to comply with grid-connected requirement, and it is larger to cause grid-connected difficulty.
Summary of the invention
The present invention provides a kind of fishing boat power supply system, for reducing grid-connected difficulty.
The present invention provides a kind of fishing boat power supply system, comprising: at least one set of generating equipment；The generating equipment includes: combustion
Oil turbine, generator, fairing and DC bus；
Wherein, the output end of fuel engines is connected with generator, the output end of generator and the input terminal of fairing
It is connected, the output end of fairing is connected to DC bus.
Fishing boat power supply system as described above, the fuel engines are adjustable speed engine；
The fishing boat power supply system further include: control device, the control device are connected with the fuel engines；Control
Device is also used to be connected with fishing boat master control device, for receiving the control instruction of fishing boat master control device transmission and according to the control
Instruction adjusts the revolving speed of fuel engines.
Fishing boat power supply system as described above, the adjustable speed engine are adjustable speed diesel engine.
Fishing boat power supply system as described above, the generator are brushless excitation synchronous generator；The control device is also
It is connected with the generator, generates electricity for receiving the control instruction of fishing boat master control device transmission and being adjusted according to the control instruction
The excitation of machine.
Fishing boat power supply system as described above, further includes: disconnecting switch；The disconnecting switch is connected to hair with normally off
Between motor and fairing；The disconnecting switch is connected with fishing boat master control device, and the disconnecting switch is used for according to the fishing
The instruction that ship master control device issues switches to off-state, to cut off the route between generator and fairing.
Fishing boat power supply system as described above, the disconnecting switch are A.C. contactor；The coil of the A.C. contactor
It is connected with fishing boat master control device, the both ends of the main contacts of A.C. contactor are connected with generator and fairing respectively.
Fishing boat power supply system as described above, the fairing are uncontrollable fairing.
Fishing boat power supply system as described above, the generating equipment quantity are three groups, and three groups of generating equipments are in parallel.
Fishing boat power supply system as described above, in three groups of generating equipments, wherein the fuel engines in two groups of generating equipments
Power be 600KW, the power of the fuel engines in another group of generating equipment is 300KW.
Fishing boat power supply system as described above, the idling of the fuel engines are 800 revs/min, and low-grade revolving speed is 860
Rev/min, high-grade revolving speed is 1800 revs/min.
Technical solution provided by the invention generates rotate driving power by using fuel engines, and driven generator generates electricity,
The three-phase alternating current that generator issues is converted to direct current by fairing and is incorporated to DC bus, due to being incorporated to DC bus
Voltage signal require lower, grid-connected and off-grid is relatively easy to, and is simplified and network process.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the structural schematic diagram for the fishing boat power supply system that the embodiment of the present invention one provides；
Fig. 2 is the structural schematic diagram for the fishing boat power supply system that the embodiment of the present invention five provides.
Appended drawing reference:
1- fuel engines；
2- generator；
3- disconnecting switch；
4- fairing；
5- DC bus；
6- control device；
7- fishing boat master control device.
Through the above attached drawings, it has been shown that the specific embodiment of the present invention will be hereinafter described in more detail.These attached drawings
It is not intended to limit the scope of the inventive concept in any manner with verbal description, but is by referring to specific embodiments
Those skilled in the art illustrate idea of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1 is the structural schematic diagram for the fishing boat power supply system that the embodiment of the present invention one provides.As shown in Figure 1, the present embodiment
There is provided a kind of fishing boat power supply system, comprising: at least one set of generating equipment, the generating equipment include: fuel engines 1, generator
2, fairing 4 and DC bus 5.The output end of at least one set of generating equipment is connected to DC bus 5.
Specifically, the output end of fuel engines 1 is connected with generator 2, output end and the fairing 4 of generator 2
Input terminal is connected, and the output end of fairing 4 is connected to DC bus 5.
Wherein, the thermal energy that fuel burning generates is converted to kinetic energy using fuel oil as power source by fuel engines 1,
Rotate driving power is exported, generator 2 is supplied to.
Generator 2 receives the rotate driving power that fuel engines 1 exports and generates electricity, and issues three-phase alternating current.
The output end of generator 2 is connected with fairing 4, and three-phase alternating current is converted to direct current by fairing 4, provides
To DC bus 5.
Technical solution provided in this embodiment generates rotate driving power, driven generator hair by using fuel engines
Electricity, the three-phase alternating current that generator issues are converted to direct current by fairing and are incorporated to DC bus, due to being incorporated to direct current
The voltage signal requirement of bus is lower, and grid-connected and off-grid is relatively easy to, and simplifies simultaneously network process.
For other electrical equipments on fishing boat, electricity is taken from DC bus 5, is the electricity consumption of alternating current for operating voltage
Equipment can be used inverter for the direct current obtained from DC bus 5 and be converted to alternating current use.It is direct current for operating voltage
The electrical equipment of electricity uses after DC converter adjustment voltage magnitude can be used.
In the prior art, AC frequency conversion electrical equipment all on fishing boat, which must configure, is able to carry out rectification circuit, centre
DC loop and the variable-frequency power of inversion, in order to guarantee the stabilization of the corresponding intermediate dc loop voltage of each load,
Be both needed to configuration intermediate loop copped wave energy consumption resistor or using pulsewidth modulation rectify by the way of, on the one hand result in power supply system at
This is higher, on the other hand also increases the weight of fishing boat itself.
And the above-mentioned technical solutions of this embodiment can be realized the mode for concentrating rectification dispersion inversion, it may be assumed that issue generator
Alternating current carry out rectification be converted to direct current after, be supplied to DC bus.All electrical equipments are from DC bus on fishing boat
Obtaining direct current not only reduces the quantity of rectification circuit respectively using alternating current is obtained after inversion, also reduces intermediate return
The quantity of road copped wave energy consumption resistor, on the one hand reduces costs, and on the other hand also mitigates the weight of fishing boat, advantageously reduces electricity
It can consume, and then reduce the consumption of fuel oil.In another aspect, above-mentioned technical proposal can also be adapted to more electrical equipments on fishing boat
When different the case where start and stop.
Embodiment two
The present embodiment is on the basis of the above embodiments, to optimize to fishing boat power supply system.
As shown in Figure 1, above-mentioned fishing boat power supply system further include: control device 6, control device 6 and 1 phase of fuel engines
Even, control device 6 is also connected with fishing boat master control device 7, for receiving the control instruction of the sending of fishing boat master control device 7.Fishing boat is total
Control device 7 be used for the power supply system of fishing boat, electric propulsion system and other electrical equipments carry out overall control, such as: according to
The power consumption of electric equipment adjusts the output power etc. of power supply system.
Fishing boat master control device 7 receives the state feedback that power supply system, electric propulsion system and other electrical equipments are sent respectively
Signal, and analyzed and judged according to status feedback signal, when judging some device fails, fishing boat master control device
7 can carry out corresponding troubleshooting.
Adjustable speed engine can be used in above-mentioned fuel engines 1, and control device 6 is for receiving the sending of fishing boat master control device 7
Control instruction, with according to the control instruction adjust fuel engines 1 revolving speed.
Fuel oil used by fuel engines 1 can be gasoline, diesel oil, kerosene etc..Made in the present embodiment using diesel engine
For fuel engines 1.Also, fuel engines 1 can be turned using the diesel engine of adjustable speed, revolving speed in idling and maximum
It is adjusted between speed.
Corresponding sensor is provided on generator 2, for detecting voltage signal, the generator 2 of the output of generator 2
The signals such as revolving speed, electric current.Each sensor is connected with fishing boat master control device 7, and the signal that will test is sent to fishing boat master control device
7.The signals such as voltage signal, generator speed, electric current that fishing boat master control device 7 is sent according to sensor are calculated and are divided
Analysis, and control instruction is generated, then control instruction is sent to control device 6, so that control device 6 adjusts fuel engines 1
Revolving speed.
It is understood that being then provided on each winding corresponding for the three-phase alternating current that generator 2 issues
Sensor, such as: current sensor, for detecting the output electric current of each phase.Each sensor with 7 phase of fishing boat master control device
Even.
Above-mentioned fishing boat master control device can be controller, such as: programmable logic controller (PLC) (Programmable Logic
Controller, referred to as: PLC), analog input end is used to receive the letters such as voltage, electric current, the revolving speed that each sensor is sent
Number, digital quantity input terminal be used to receive each contactor, switch, equipment status signal, digital output end and analog output
End is for exporting control signal.Control device 6 or controller, such as: PLC.Control device 6 and fishing boat master control device 7
Between can be carried out data transmission using optical fiber, or using communication bus carry out data communication, or use point-to-point mode
Data interaction is carried out, or data interaction can also be carried out using other way.
Technical solution provided in this embodiment generates rotate driving power, driven generator hair by using fuel engines
Electricity, the three-phase alternating current that generator issues are converted to direct current by fairing and are incorporated to DC bus, due to being incorporated to direct current
The voltage signal requirement of bus is lower, and grid-connected and off-grid is relatively easy to, and simplifies simultaneously network process.
Also, for above-mentioned fuel engines 1 using the engine of adjustable speed, control device 6 can be according to fishing boat master control device 7
The revolving speed of fuel engines 1 is adjusted in the control instruction of sending, so that the output power of fuel engines 1 can satisfy not
It with electric load under operating condition for the demand of power, and is able to maintain in suitable revolving speed, so that the operation of fuel engines 1 is simultaneously
It is maintained on best fuel characteristic curve, improves fuel utilization ratio, and then improve energy-saving effect.
The idling of above-mentioned fuel engines 1 can be 800 revs/min, and low-grade revolving speed can be 860 revs/min, and top grade turns
Speed is 1800 revs/min.It is divided into 8 gears between low-grade revolving speed and high-grade revolving speed, realization has a grade electrodeless adjustment, according to fishing boat
Operating condition needed for power rationally adjust the revolving speed of fuel engines 1.
Certainly, in addition to above scheme provided by the present embodiment, fuel engines 1 can also be using other realization sides
Formula, the present embodiment do not limit.
Embodiment three
The present embodiment is on the basis of the above embodiments, to optimize to fishing boat power supply system, especially to generator 2
Further optimized.
In the present embodiment, generator 2 uses brushless excitation synchronous generator, output power under the conditions of rated speed
Maximum can satisfy the full load requirement of electric propulsion system in fishing boat.
In addition, by the excitation of control brushless excitation synchronous generator come the output power of regulator generator 2, and cooperate tune
Save fuel engines 1 revolving speed so that under the conditions of different rotating speeds the output power of generator 2 and fuel engines 1 output
Mechanical output matches, and reaches fuel oil optimum utilization effect.
Generator 2 is also connected with above-mentioned control device 6, and control device 6 can refer to according to the control that fishing boat master control device 7 issues
Enable the excitation of regulator generator 2, and then the output power of regulator generator 2.
Under the speed conditions at the highest level of fuel engines 1, the floating voltage that generator 2 exports is three-phase 690V friendship
Galvanic electricity；In the case where fuel engines 1 is in lowest gear speed conditions, the floating voltage that generator 2 exports is three-phase 400V exchange
Electricity；In the case where fuel engines 1 is in intervening gears speed conditions, the floating voltage that generator 2 exports is constant voltage and frequency ratio output letter
Number.
Technical solution provided in this embodiment generates rotate driving power, driven generator hair by using fuel engines
Electricity, the three-phase alternating current that generator issues are converted to direct current by fairing and are incorporated to DC bus, due to being incorporated to direct current
The voltage signal requirement of bus is lower, and grid-connected and off-grid is relatively easy to, and simplifies simultaneously network process.
Certainly, in addition to above scheme provided by the present embodiment, generator 2 can also be using other implementations, this
Embodiment does not limit.
To sum up, the output power of generator 2 can be adjusted by two ways, one is adjusting fuel engines 1
Revolving speed, the second is the excitation of regulator generator 2.Fishing boat master control device 7 sends control to control device 6 according to the operating condition of fishing boat and refers to
It enables, so that the revolving speed of fuel engines 1 and/or the excitation of generator 2 is adjusted in the execution of control instruction 6.
Example IV
The present embodiment is on the basis of the above embodiments, to optimize to fishing boat power supply system.
Above-mentioned fishing boat power supply system further include: disconnecting switch 3, disconnecting switch 3 are connected to generator 2 and whole with normally off
It flows between device 4, it may be assumed that in normal course of operation, disconnecting switch 3 is in the state of closure.Disconnecting switch 3 and fishing boat master control fill
It sets 7 to be connected, the instruction for being issued according to fishing boat master control device 7 switches to off-state, to cut off generator 2 and fairing
Route between 4.
The instruction that fishing boat master control device 7 issues can be faulting instruction, or other instructions.Such as: fishing boat master control
Device 7 is connected with the sensor being arranged in fuel engines 1 and generator 2 respectively, for obtaining fuel engines 1 or generator
2 operating status.It, can be to disconnecting switch 3 when fishing boat master control device 7 judges fuel engines 1 or generator 2 breaks down
Instruction is issued, so that disconnecting switch 3 disconnects, to protect to DC bus 5 and other electrical equipments.
Specifically, disconnecting switch 3 is A.C. contactor, there are coil, main contacts and auxiliary contact.Wherein, main contacts is
Normally opened contact.The both ends of coil are connected with fishing boat master control device 7.The both ends of main contacts respectively with 4 phase of generator 2 and fairing
Even.In normal course of operation, fishing boat master control device 7 to the coil of disconnecting switch 3 provide working power so that coil obtain it is electric,
Main contacts closure.When fishing boat master control device 7 judges fuel engines 1 or generator 2 breaks down, the work of coil is disconnected
Power supply so that main contacts disconnects, and then disconnects the route between generator 2 and fairing 4.
The main contacts of A.C. contactor is illustrated only in Fig. 2 respectively with generator 2 and fairing 4, and exchange is not shown and connects
Connection relationship between tentaculum coil and fishing boat master control device 7.
The model of disconnecting switch 3 can be according to the output of generator 2 maximum work under the conditions of fuel engines 1 is in maximum speed
Needs when rate are selected.
Uncontrollable fairing specifically can be used in above-mentioned fairing 4, and the DC voltage of output is 540V-950V.It is whole
The direct current that stream device 4 exports is directly entered DC bus 5.
Ac bus 5 be for connecting the coupling part between power supply system and electric propulsion system, set direct current 1020V as
The chopper regulation voltage threshold of DC bus 5,1100V are the system safeguard protection threshold value of DC bus 5.
Technical solution provided in this embodiment generates rotate driving power, driven generator hair by using fuel engines
Electricity, the three-phase alternating current that generator issues are converted to direct current by fairing and are incorporated to DC bus, due to being incorporated to direct current
The voltage signal requirement of bus is lower, and grid-connected and off-grid is relatively easy to, and simplifies simultaneously network process.
Certainly, in addition to above scheme provided by the present embodiment, disconnecting switch 3, fairing 4 can also be using others
Implementation, the present embodiment do not limit.
Embodiment five
The present embodiment is on the basis of the above embodiments, to optimize to fishing boat power supply system.
Fig. 2 is the structural schematic diagram for the fishing boat power supply system that the embodiment of the present invention five provides.As shown in Fig. 2, the present embodiment
In, the quantity of generating equipment is three groups, and three groups of generating equipments are in parallel, and the output end of three groups of generating equipments is connected to direct current mother
Line 5.Each group of generating equipment can refer to mode provided by above-described embodiment to realize.
Specifically, each group of generating equipment includes: fuel engines 1, generator 2, fairing 4 and DC bus 5.
Wherein, the output end of fuel engines 1 is connected with generator 2, and fuel engines 1 is using fuel oil as kinetic force
The thermal energy that fuel burning generates is converted to kinetic energy, exports rotate driving power, be supplied to generator 2 by source.
Generator 2 receives the rotate driving power that fuel engines 1 exports and generates electricity, and issues three-phase alternating current.
The output end of generator 2 is connected with fairing 4, and the output end of fairing 4 is connected to DC bus 5, rectification
Three-phase alternating current is converted to direct current by device 4, is supplied to DC bus 5.
In three groups of generating equipments, wherein the power of the fuel engines 1 in two groups of generating equipments is 600KW, as main hair
Motivation；The power of fuel engines 1 in another group of generating equipment is 300KW, as spare engine.Two sustainers can
Revolving speed is reasonably adjusted according to power demand needed for the operating condition of fishing boat, can be also mutually redundant.Spare engine is supplied as fishing boat
The backup power source of electric system is each power supply for electrical equipment.
The idling of fuel engines 1 in three groups of generating equipments is 800 revs/min, and low-grade revolving speed is 860 revs/min,
High-grade revolving speed is 1800 revs/min.It is divided into 8 gears between low-grade revolving speed and high-grade revolving speed.
In each group of generating equipment can also include control device 6, control device 6 respectively with the combustion in this group of generating equipment
Oil turbine 1, generator 2 are connected, and are also connected with fishing boat master control device 7, the control for being issued according to fishing boat master control device 7 refers to
Enable the excitation of the revolving speed and generator 2 that adjust fuel engines 1, and then the output power of regulator generator 2.
Technical solution provided in this embodiment generates rotate driving power, driven generator hair by using fuel engines
Electricity, the three-phase alternating current that generator issues are converted to direct current by fairing and are incorporated to DC bus, due to being incorporated to direct current
The voltage signal requirement of bus is lower, and grid-connected and off-grid is relatively easy to, and simplifies simultaneously network process.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The instructions such as " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is at least two, such as two
It is a, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate with each other；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the interaction relationship of connection or two elements inside two elements.For the ordinary skill in the art,
The specific meanings of the above terms in the present invention can be understood according to specific conditions.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of fishing boat power supply system characterized by comprising at least one set of generating equipment；The generating equipment includes: fuel oil
Engine, generator, fairing and DC bus；
Wherein, the output end of fuel engines is connected with generator, and the output end of generator is connected with the input terminal of fairing,
The output end of fairing is connected to DC bus.
2. fishing boat power supply system according to claim 1, which is characterized in that the fuel engines starts for adjustable speed
Machine；
The fishing boat power supply system further include: control device, the control device are connected with the fuel engines；Control device
It is also used to be connected with fishing boat master control device, for receiving the control instruction of fishing boat master control device transmission and according to the control instruction
Adjust the revolving speed of fuel engines.
3. fishing boat power supply system according to claim 2, which is characterized in that the adjustable speed engine is adjustable speed diesel oil
Machine.
4. fishing boat power supply system according to claim 2, which is characterized in that the generator is brushless excitation synchronous generator
Machine；The control device is also connected with the generator, for receiving the control instruction of fishing boat master control device transmission and according to institute
State the excitation of control instruction regulator generator.
5. fishing boat power supply system according to claim 1, which is characterized in that further include: disconnecting switch；The disconnecting switch
It is connected between generator and fairing with normally off；The disconnecting switch is connected with fishing boat master control device, the isolation
Switch instruction for issuing according to the fishing boat master control device and switch to off-state, with cut off generator and fairing it
Between route.
6. fishing boat power supply system according to claim 5, which is characterized in that the disconnecting switch is A.C. contactor；Institute
The coil for stating A.C. contactor is connected with fishing boat master control device, the both ends of the main contacts of A.C. contactor respectively with generator and whole
Device is flowed to be connected.
7. fishing boat power supply system according to claim 1, which is characterized in that the fairing is uncontrollable rectification dress
It sets.
8. fishing boat power supply system according to claim 1, which is characterized in that the generating equipment quantity is three groups, three groups
Generating equipment is in parallel.
9. fishing boat power supply system according to claim 8, which is characterized in that in three groups of generating equipments, wherein two groups of power generations
The power of fuel engines in equipment is 600KW, and the power of the fuel engines in another group of generating equipment is 300KW.
10. fishing boat power supply system according to claim 8, which is characterized in that the idling of the fuel engines is 800
Rev/min, low-grade revolving speed is 860 revs/min, and high-grade revolving speed is 1800 revs/min.
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|---|---|---|---|
| CN201810037061.3A CN110048395A (en) | 2018-01-15 | 2018-01-15 | Fishing boat power supply system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810037061.3A CN110048395A (en) | 2018-01-15 | 2018-01-15 | Fishing boat power supply system |
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| CN110048395A true CN110048395A (en) | 2019-07-23 |
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