CN108341068A - The electric mixed power supply system of oil, the electric mixed unmanned plane of oil for unmanned plane - Google Patents
The electric mixed power supply system of oil, the electric mixed unmanned plane of oil for unmanned plane Download PDFInfo
- Publication number
- CN108341068A CN108341068A CN201810246879.6A CN201810246879A CN108341068A CN 108341068 A CN108341068 A CN 108341068A CN 201810246879 A CN201810246879 A CN 201810246879A CN 108341068 A CN108341068 A CN 108341068A
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- Prior art keywords
- unmanned plane
- power supply
- oil
- electric energy
- electric
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/066—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode particular circuits having a special characteristic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D2221/00—Electric power distribution systems onboard aircraft
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/325—Means for protecting converters other than automatic disconnection with means for allowing continuous operation despite a fault, i.e. fault tolerant converters
Abstract
The present invention discloses a kind of oil electricity mixed power supply system, electric mixed unmanned plane of oil for unmanned plane, which includes：Fuel engines is supplied to alternating current generator for the chemical energy of fuel oil to be converted to kinetic energy；Alternating current generator, the kinetic energy for providing fuel engines are converted to alternating current, export to electric energy conversion module；Electric energy conversion module includes being connected in parallel the rectification unit constituted by three two-phase bridge rectifiers, and the alternating current for exporting alternating current generator is converted to direct current and unmanned plane is supplied to power after each two-phase bridge rectifier.The present invention has many advantages, such as that simple in structure, at low cost, weight is small, redundancy and security and stability are high and cruise duration is long.
Description
Technical field
The present invention relates to air vehicle technique field more particularly to a kind of electric mixed power supply system of oil for unmanned plane, oil
Electric mixed unmanned plane.
Background technology
Current most of small drone are usually all to use single power system power supply, such as using lithium battery or using first
The internal combustion engine of the fuel such as alcohol, gasoline is powered to unmanned plane.And lithium battery power supply is used, since unmanned plane itself requires load-carrying weight
It is as small as possible, thus have certain restrictions, the energy that the battery of small weight can provide very limited the weight of battery so that nothing
The cruise duration of man-machine power supply is short, cannot be satisfied the demand that unmanned plane is continued a journey for a long time, over long distances；Using in gasoline, methanol etc.
The oil of combustion engine moves unmanned plane, and internal combustion engine is converted by fuel oil and provides mechanical energy, drives blade rotation and provides lift, but device
Volume weight is big, response speed is slow, also will produce larger noise, and be usually simply possible to use on fixed-wing unmanned plane, it is difficult to
Suitable for rotor and the wing unmanned plane that verts.
To solve the above problems, there is practitioner to propose that using the mode that two sets of dynamical systems of battery and fuel oil are combined be nobody
Machine is powered, but is all usually independently to use two sets of dynamical systems so that existing electronic power supply system, and there is oil is dynamic to supply
Electric system.Such as Chinese patent application CN204264457U, by regarding fuel engines as main power system, motor, lithium are electric
Pond is driven as secondary dynamical system, main rotor using main power system, and secondary rotor is powered using secondary dynamical system；And China is specially
Profit application CN206968978U discloses a kind of hybrid power tilting wing unmanned plane, by taking off in unmanned plane, landing phases, makes
With power driven system, unmanned plane during flying is driven by oily dynamical system in flat winged state.But above-mentioned unmanned plane is used, it is only electric
It moves power supply and moves being used in mixed way for driving both of which with oil, due to being independently to move system drive, nothing using electronic power supply system, oil
Method realizes that two systems make full use of, when being powered using electronic power supply system, however it remains above-mentioned cruise duration is short etc. to ask
Topic, and the dynamic system of oil the problems such as to remain on that there are above-mentioned volume weights big, response speed is slow and noise is big, and it is not implemented real
The electric hybrid power supply of oil.
Invention content
The technical problem to be solved in the present invention is that：For technical problem of the existing technology, the present invention provides one
It is kind simple in structure, at low cost, weight is small, redundancy and security and stability is high and the long-endurance oil electricity for unmanned plane is mixed
Close power supply system, the electric mixed unmanned plane of oil.
In order to solve the above technical problems, technical solution proposed by the present invention is：
A kind of electric mixed power supply system of oil for unmanned plane, including：
Fuel engines is supplied to alternating current generator for the chemical energy of fuel oil to be converted to kinetic energy；
Alternating current generator, the kinetic energy for providing the fuel engines are converted to alternating current, and output is converted to electric energy
Module；
Electric energy conversion module includes being connected in parallel the rectification unit constituted by three two-phase bridge rectifiers, and being used for will
The alternating current of the alternating current generator output is converted to direct current and is supplied to nobody after each two-phase bridge rectifier
Machine is powered.
As being further improved for present system：Further include the battery module being connect with the electric energy conversion module, uses
It is stored after the electric energy for exporting the electric energy conversion module carries out voltage stabilizing and is supplied to unmanned plane to power the electric energy of storage.
As being further improved for present system：When the voltage of electric energy conversion module output is more than the battery mould
When the voltage of block, controls the electric energy conversion module and power to unmanned plane, while giving the charging battery module；When the electric energy
When the voltage of conversion module output is less than the voltage of the battery module, the electric energy conversion module and battery module are controlled simultaneously
It powers to unmanned plane, when the electric energy conversion module is in abnormality, controls the battery module and individually supplied to unmanned plane
Electricity is to provide emergency power supply.
As being further improved for present system：The battery module is lithium battery.
As being further improved for present system：The output end of the rectification unit is additionally provided with filter unit.
As being further improved for present system：The filter unit be capacitor filter, inductor filter circuit, by
Capacitance and any one in the filter circuit of inductance composition.
As being further improved for present system：The output end of the electric energy conversion module is additionally provided with voltage regulation unit.
As being further improved for present system：The voltage regulation unit is the regulator circuit for including voltage-stabiliser tube.
A kind of oil electric mixed dynamic unmanned plane is provided with such as above-mentioned power supply system in the unmanned plane.
Compared with the prior art, the advantages of the present invention are as follows：
1) present invention is supplied by constituting a set of oil electricity mixing by fuel engines, alternating current generator and electric energy conversion module
Electric system provides kinetic energy to alternating current generator by fuel engines, and alternating current generator is converted after being converted to alternating current by electric energy
Module is converted to direct current so that is ultimately converted to electric energy by fuel oil and is powered, dynamic, electronic mode can give nobody in conjunction with oil
Machine provides continued power, and solve that single electronic cruise duration is short, oily dynamic internal combustion engine volume weight is big, the response time is slow etc. asks
Topic, and oily electric two kinds of power supply modes are used in mixed way compared to traditional, it can realize that really the electric mixed power generation of oil effectively improves
Unmanned plane cruise duration, while reducing the weight of system, ensure unmanned plane for a long time, long-distance flight.
2) rectification is realized by three two-phase bridge rectifiers, in electric energy conversion module of the present invention using three two-phase bridge-types
Rectifier system, it is simple in structure, weight is small, the load-carrying of unmanned plane can be reduced, while compared to traditional such as three-phase bridge rectification
Mode, output voltage stability is good, and when wherein any one commutating phase circuit breaks down, system can still work normally, and have
Effect improves the redundancy and security reliability of system.
3) battery module is further arranged in the present invention, and carrying out energy storage in the energy abundance of electric energy conversion module output fills
Electricity releases energy in the energy deficiency of electric energy conversion module output to supplement insufficient electric energy, realizes voltage stabilizing function, while by
Battery module can also realize the storage of excess energy, and provide supplement energy in energy deficiency or carried in abnormality
For emergency power supply etc., the energy utilization rate of power supply system is effectively improved, while further improving the powered stable of power supply system
Property, extend the cruise duration of unmanned plane.
Description of the drawings
Fig. 1 is structural schematic diagram of the embodiment of the present invention 1 for the electric mixed power supply system of oil of unmanned plane.
Fig. 2 is the principle schematic diagram of three-phase bridge rectifier circuit.
Fig. 3 is the structural schematic diagram for the two-phase bridge rectifier that the embodiment of the present invention 1 uses.
Fig. 4 is that front and back comparison of wave shape figure is filtered in the embodiment of the present invention 1.
Fig. 5 is structural schematic diagram of the embodiment of the present invention 2 for the electric mixed power supply system of oil of unmanned plane.
Marginal data：1, fuel engines；2, alternating current generator；3, electric energy conversion module；31, rectification unit；32, it filters
Unit；33, voltage regulation unit；4, battery module.
Specific implementation mode
Below in conjunction with Figure of description and specific preferred embodiment, the invention will be further described, but not therefore and
It limits the scope of the invention.
Embodiment 1：
As shown in Figure 1, oil electric mixed power supply system of the present embodiment for unmanned plane, including：
Fuel engines 1 is supplied to alternating current generator 2 for the chemical energy of fuel oil to be converted to kinetic energy；
Alternating current generator 2, the kinetic energy for providing fuel engines 1 are converted to alternating current, and electric energy modulus of conversion is given in output
Block 3；
Electric energy conversion module 3 includes being connected in parallel the rectification unit 31 constituted by three two-phase bridge rectifiers, is used for
The alternating current that alternating current generator 2 is exported is converted to direct current and unmanned plane is supplied to supply after each two-phase bridge rectifier
Electricity.
The present embodiment passes through mixed at a set of oil electricity by fuel engines 1, alternating current generator 2 and electric energy conversion module structure 3
Power supply system is closed, provides kinetic energy to alternating current generator 2 by fuel engines 1, alternating current generator 3 passes through electricity after being converted to alternating current
Energy conversion module is converted to direct current so that is ultimately converted to electric energy by fuel oil and is powered, can be moved in conjunction with oil, electronic mode
It gives unmanned plane to provide continued power, solves that single electronic cruise duration is short, oily dynamic internal combustion engine volume weight is big, the response time is slow
Deng problem, and be used in mixed way oily electric two kinds of power supply modes compared to traditional, can realize the really electric mixed power generation of oil, have
Effect improves unmanned plane cruise duration, while reducing the weight of system, ensure unmanned plane for a long time, long-distance flight.
The present embodiment considers the load-carrying problem of unmanned plane first, is realized using bridge rectifier in electric energy conversion module 3
Rectification can reduce the load-carrying of unmanned plane, and output voltage performance is good, and traditional typically use such as three-phase bridge rectification electricity
Rectification is realized on road, and three-phase bridge rectifier circuit is as shown in Fig. 2, using there are still electricity after three-phase bridge rectifier circuit progress rectification
Pressure fluctuation, and can not work normally when any one phase exports failure in circuit, and unmanned plane is for the reliable and stable of power supply
Property it is more demanding, if directly use the three-phase bridge rectifier circuit to above-mentioned power supply system in, reliability reduce；The present embodiment into
One step considers that the reliability of unmanned plane power supply, electric energy conversion module 3 are realized rectification by three two-phase bridge rectifiers, adopted
With three two-phase bridge rectifier modes, compared to traditional such as three-phase bridge rectification mode, output voltage stability is good, and works as it
In any one commutating phase circuit when breaking down system can still work normally, effectively increase the redundancy and safety of system
Reliability ensure that the reliability of unmanned plane power supply.
The two-phase bridge rectifier that the present embodiment uses is specific as shown in figure 3, each two-phase bridge rectifier is served as reasons
Four diodes constitute bridge architecture, and three two-phase bridge rectifiers are connected in parallel with each other, the exchange that alternating current generator 2 exports
Electricity after three two-phase bridge rectifiers carry out rectification, exports required direct current, when three two-phase bridge rectifiers respectively
In circuit when any one output failure, since each two-phase bridge rectifier is connected in parallel, normal conversion output is remained able to
Direct current.
Further include the battery module 4 being connect with electric energy conversion module 3 referring to Fig. 1, in the present embodiment, for converting electrical energy into
The electric energy that module 3 exports stores after carrying out voltage stabilizing and is supplied to unmanned plane to power the electric energy of storage.By the way that battery mould is arranged
Block 4 can carry out energy storage charging, in the energy that electric energy conversion module 3 exports in the energy abundance that electric energy conversion module 3 exports
It is released energy when insufficient to supplement insufficient electric energy, realizes voltage stabilizing function, while excess energy can also be realized by battery module 4
Storage, and provide supplement energy in energy deficiency or emergency power supply etc. be provided in abnormality, effectively improve power supply
The energy utilization rate of system, while further improving the electrical stability of power supply system, and when extending the continuation of the journey of unmanned plane
Between.
In the present embodiment specifically electric energy is controlled when the voltage that electric energy conversion module 3 exports is more than the voltage of battery module 4
Conversion module 3 is powered to unmanned plane, while being charged to battery module 4；When the voltage that electric energy conversion module 3 exports is less than battery mould
When the voltage of block 4, control electric energy conversion module 3 is powered to unmanned plane simultaneously with battery module 4, when electric energy conversion module 3 is in
When abnormality, control battery module 4 is individually powered to unmanned plane to provide emergency power supply, and electric energy is can make full use of, and is ensured
The power supply of unmanned plane real-time stabilization.
The present embodiment battery module 4 specifically uses lithium battery, and the light-weight of lithium battery, energy density are high, and height may be implemented
Charge and discharge of speed and the advantages that good environmental adaptability, can further increase the performance of power supply system, naturally it is also possible to according to reality
Border demand uses other kinds of battery.
In the present embodiment, the output end of rectification unit 31 is additionally provided with filter unit 32, the direct current that rectification unit 31 exports
Electric filtered unit 32 exports after being filtered, to improve the performance of output electric energy.Capacitance specifically can be used in filter unit 32
Filter circuit, inductor filter circuit or the combined filter circuit etc. being made of capacitance and inductance, combined filter circuit can specifically be adopted
With such as π shapes filter circuit etc., preferred filter unit 32 uses capacitor filter, light-weight and good wave filtering effect, specific
It is as shown in Figure 4 that front and back comparison of wave shape is filtered in Application Example.
In the present embodiment, the output end of electric energy conversion module 3 is additionally provided with voltage regulation unit 33, and voltage regulation unit 33 will be through filtering
32 filtered voltage of wave unit further carries out voltage stabilizing, and the voltage for exporting high stability can be ensured in conjunction with battery module 4.Surely
Specifically such as regulator circuit including voltage-stabiliser tube can be used in pressure unit 33, can also be according to actual demand using other regulator circuits
Structure.
Battery module 4 is provided with by the output end in this present embodiment in electric energy conversion module 3, it can by battery module 4
Extra energy is carried out storage and is released energy in energy deficiency to supplement insufficient electric energy, have voltage stabilizing function,
Voltage regulation unit 33 thus can not also be set in concrete application embodiment to reduce the weight and cost of system.
The present embodiment further comprises oil electric mixed dynamic unmanned plane, is provided in unmanned plane such as above-mentioned power supply system, is led to
Above-mentioned power supply system is crossed, the electric hybrid mode of oil can be based on and provide continued power to unmanned plane, electric energy is ultimately converted to by fuel oil
It is powered, the cruise duration of unmanned plane can be extended and makes the load-carrying of unmanned plane small, while the safety redundancy powered is high,
To ensure the reliable and stable long-time of unmanned plane, long-distance flight.
Embodiment 2：
As shown in figure 5, the present embodiment is substantially the same manner as Example 1, the difference is that the present embodiment electric energy conversion module 3
Output end be not provided with battery module 4, pass through be arranged voltage regulation unit 33 realize output voltage voltage stabilizing function, it is ensured that output
Stable electric power, while being further reduced the load-carrying of unmanned plane.
I.e. the present embodiment provides kinetic energy by fuel engines 1 first and is converted to alternating current generator 2, then by alternating current generator 2
For output is to electric energy conversion module 3 after alternating current, electric energy conversion module 3 by three two-phase bridge rectifiers by being connected in parallel
The alternating current that alternating current generator 2 exports is converted to direct current, the direct current that rectification unit 31 exports by the rectification unit 31 of composition
Filtered unit 32 exports after being filtered, and filtered voltage carries out voltage stabilizing by voltage regulation unit 33, what final output was stablized
Electric energy is powered to unmanned plane.
The above-mentioned power supply system of the present invention can be adapted in all types of unmanned planes of more rotors, fixed-wing, in power supply system
Required fuel oil can also use all types of fuel materials such as gasoline, methanol.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
Disclosed above with preferred embodiment, however, it is not intended to limit the invention.Therefore, every without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (9)
1. a kind of electric mixed power supply system of oil for unmanned plane, which is characterized in that including：
Fuel engines (1) is supplied to alternating current generator (2) for the chemical energy of fuel oil to be converted to kinetic energy；
Alternating current generator (2), for the kinetic energy that the fuel engines (1) provides to be converted to alternating current, output turns to electric energy
Change the mold block (3)；
Electric energy conversion module (3) includes being connected in parallel the rectification unit constituted (31) by three two-phase bridge rectifiers, is used for
By the alternating current of the alternating current generator (2) output after each two-phase bridge rectifier, direct current offer is converted to
It powers to unmanned plane.
2. the electric mixed power supply system of the oil according to claim 1 for unmanned plane, it is characterised in that：Further include with it is described
The battery module (4) of electric energy conversion module (3) connection, the electric energy for exporting the electric energy conversion module (3) carry out voltage stabilizing
It stores afterwards and is supplied to unmanned plane to power the electric energy of storage.
3. the electric mixed power supply system of the oil according to claim 2 for unmanned plane, it is characterised in that：When the electric energy turns
When the voltage that mold changing block (3) exports is more than the voltage of the battery module (4), the electric energy conversion module (3) is controlled to nobody
Machine is powered, while being charged to the battery module (4)；When the voltage that the electric energy conversion module (3) exports is less than the battery
When the voltage of module (4), the electric energy conversion module (3) is controlled with battery module (4) while being powered to unmanned plane, when the electricity
When energy conversion module (3) is in abnormality, controls the battery module (4) and individually answer urgent telegram to unmanned plane power supply to provide
Source.
4. the electric mixed power supply system of the oil according to claim 3 for unmanned plane, it is characterised in that：The battery module
(4) it is lithium battery.
5. the electric mixed power supply system of the oil for unmanned plane according to any one of Claims 1 to 4, feature exist
In：The output end of the rectification unit (31) is additionally provided with filter unit (32).
6. the electric mixed power supply system of the oil according to claim 5 for unmanned plane, it is characterised in that：The filter unit
(32) it is any one in capacitor filter, inductor filter circuit, the filter circuit that is made of capacitance and inductance.
7. the electric mixed power supply system of the oil for unmanned plane according to any one of Claims 1 to 4, feature exist
In：The output end of the electric energy conversion module (3) is additionally provided with voltage regulation unit (33).
8. the electric mixed power supply system of the oil according to claim 7 for unmanned plane, it is characterised in that：The voltage regulation unit
(33) it is the regulator circuit for including voltage-stabiliser tube.
9. a kind of oil electric mixed dynamic unmanned plane, which is characterized in that setting is appointed just like in claim 1~8 in the unmanned plane
Power supply system described in meaning one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810246879.6A CN108341068A (en) | 2018-03-23 | 2018-03-23 | The electric mixed power supply system of oil, the electric mixed unmanned plane of oil for unmanned plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810246879.6A CN108341068A (en) | 2018-03-23 | 2018-03-23 | The electric mixed power supply system of oil, the electric mixed unmanned plane of oil for unmanned plane |
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| Publication Number | Publication Date |
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| CN108341068A true CN108341068A (en) | 2018-07-31 |
Family
ID=62956855
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810246879.6A Withdrawn CN108341068A (en) | 2018-03-23 | 2018-03-23 | The electric mixed power supply system of oil, the electric mixed unmanned plane of oil for unmanned plane |
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| CN (1) | CN108341068A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111099024A (en) * | 2018-10-29 | 2020-05-05 | 中科灵动航空科技成都有限公司 | Ignition restarting method, system and memory for oil-electricity hybrid power rotor unmanned aerial vehicle |
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| US20180009529A1 (en) * | 2014-11-14 | 2018-01-11 | Top Flight Technologies, Inc. | Micro hybrid generator system drone |
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| CN111099024A (en) * | 2018-10-29 | 2020-05-05 | 中科灵动航空科技成都有限公司 | Ignition restarting method, system and memory for oil-electricity hybrid power rotor unmanned aerial vehicle |
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