CN108306079A - Unmanned plane battery thermal device and heat preserving method - Google Patents
Unmanned plane battery thermal device and heat preserving method Download PDFInfo
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- CN108306079A CN108306079A CN201810270512.8A CN201810270512A CN108306079A CN 108306079 A CN108306079 A CN 108306079A CN 201810270512 A CN201810270512 A CN 201810270512A CN 108306079 A CN108306079 A CN 108306079A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/19—Propulsion using electrically powered motors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/63—Control systems
- H01M10/635—Control systems based on ambient temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
- H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses unmanned plane battery thermal device and heat preserving methods, including sequentially connected engine temperature collection system, heat-exchange system and heat insulation system, heat-exchange system and heat insulation system also connect master control system simultaneously, master control system is the automatic pilot of unmanned plane, the heat that piston is generated with cylinder head friction when engine temperature collection system acquires engine operation by heat-conducting liquid, heat insulation system is passed to by heat-exchange system, master control system is according to collected unmanned machine battery and heat-conducting liquid temperature difference situation, the heating or heat preservation realized to unmanned machine battery are adjusted using the feedback control of heat-exchange system.The present invention passes through above-mentioned principle, solve the problems, such as to increase in the prior art that unmanned plane energy resource system burden, soaking time is short, stability is poor, ensure that unmanned machine battery is in optimal use temperature range for a long time in low temperature environment, and the environmental suitability and reliability of unmanned plane power supply system are improved with smaller energy cost.
Description
Technical field
The present invention relates to unmanned plane comprehensive coverage fields, and in particular to unmanned plane battery thermal device and heat preserving method.
Background technology
The power plant of major part small and medium size unmanned aerial vehicles is piston-mode motor at present, and battery provides energy for airborne equipment
Amount.
The common battery types of unmanned plane are the higher lithium polymer battery of energy density and lithium ion battery, suitable environment
Temperature is 20~25 DEG C, and as temperature reduces, cell discharge performance gradually declines, when environment temperature environment is less than 0 degree Celsius
When, the active volume of most of lithium battery is reduced to the 20% or less of nominal capacity.Therefore, ensured by heating heat preserving method low
The battery apparatus normal use of unmanned plane under warm environmental condition, it is to protect to the adverse effect of battery discharge ability to reduce environment temperature
Demonstrate,prove the importance of UAV system environmental suitability.
Chinese Patent Application No. 201610257882.9 discloses a kind of unmanned plane lithium battery constant-temperature insulated bag.Including heat preservation
Bag body, temperature acquisition system, heating system and master control system, the invention are made of special insulated bag body, high efficiency heating wire
Folding cube insulation construction, and multiple temperature sensor datas are acquired using microcontroller, heating wire is adjusted in real time
Operating current achievees the purpose that adjust lithium battery temperature.The technical solution of foregoing invention is to provide the energy source of insulated bag, is increased
Add the general power of UAV system, increases energy resource system burden.
Chinese Patent Application No. is that 20142.670566.0 discloses a kind of unmanned plane battery thermal device.Including fixed band
Plate, shell, warmer, the connection wing, warmer charging hole, slide fastener, shell upper end are provided with the connection wing, and connecting on the wing has hole, shell
Inboard is fixed with warmer, and warmer charging hole is provided on side wall of outer shell, and warmer upper end is provided with slide fastener, and fixed band plate passes through
Bolt is fixedly connected with shell.Above-mentioned attemperator does not have temperature control function, and usage time is limited after warmer charging,
For the longer unmanned plane of endurance, normal use can not be met.
Invention content
When the technical problem to be solved by the present invention is to solve to increase unmanned plane energy resource system burden, heat preservation in the prior art
Between short, problem that stability is poor, and it is an object of the present invention to provide unmanned plane battery thermal device and heat preserving method, solution increase in the prior art
Add unmanned plane energy resource system burden, the problem that soaking time is short, stability is poor, ensures that unmanned machine battery is for a long time in low temperature environment
In optimal use temperature range, the environmental suitability of unmanned plane power supply system and reliable is improved with smaller energy cost
Property.
The present invention is achieved through the following technical solutions：
Unmanned plane battery thermal device, including sequentially connected engine temperature collection system, heat-exchange system and heating
Heat-insulation system, heat-exchange system and heat insulation system also connect master control system simultaneously, and master control system is that the automatic of unmanned plane is driven
Instrument is sailed, engine temperature collection system acquires the heat that piston is generated with cylinder head friction when engine is run by heat-conducting liquid,
Heat insulation system is passed to by heat-exchange system, master control system is according to collected unmanned machine battery and the heat-conducting liquid temperature difference
Situation adjusts the heat that heat-exchange system passes to heat insulation system using feedback control, then passes through heating and thermal insulation system again
System passes to unmanned machine battery, realizes heating or heat preservation.Engine temperature collection system can be equipped with heat conduction in this programme
The heat that piston is generated with cylinder head friction when the pipeline acquisition engine operation of liquid, is given heat transfer by heat-exchange system
Heat insulation system, master control system then adjust heat exchange series according to collected unmanned machine battery and heat-conducting liquid temperature conditions
System passes to the heat of heat insulation system, then passes to unmanned machine battery by heat insulation system again, realize heating or
Heat preservation.If unmanned plane battery temperature is higher than the temperature of liquid in heat-exchange system pipeline, defeated by the control in master control system
Go out unit and completely close the first servo module and the second servo module, without being heated to unmanned machine battery, unmanned machine battery is just
Work under normal environment temperature；If unmanned plane battery temperature is less than the temperature of liquid in heat-exchange system pipeline, pass through master control
Control output unit in system adjust point bronchial aperture of the engine charge trunnion to unmanned plane battery temperature into
Row feedback control realizes the heating to unmanned machine battery, can then stop adding after the temperature of unmanned machine battery reaches set temperature
Heat realizes the control to temperature.The heat that piston is generated with cylinder head friction when the program is run using engine, passes through master control
System controls heat-exchange system and heat insulation system, realizes heating or heat preservation to unmanned machine battery, is not necessarily to additional increase
The general power of UAV system, you can ensure to reduce UAV system under the premise of unmanned machine battery is in optimum working temperature
Power consumption, energy saving, even the longer unmanned plane of endurance also can guarantee the long-term heating or heat preservation of unmanned machine battery, improve nothing
The man-machine working time.
Preferably, the engine temperature collection system includes engine cylinder head, cavity type cowl hood and inlet throat, chamber
Body formula cowl hood is installed with the mounting means of packaging type to engine cylinder head surface, the first servo module, engine cylinder head and into
Gas trunnion is respectively mounted on the engine, the also external negative port on inlet throat, and negative pressure acquisition is also installed on negative port
Module also installs heat-absorbing model in engine cylinder head surface, and heat-absorbing model is used to contact the heat that engine work generates and pass
In the circulating liquid led.First servo module is installed on the servo motor of the negative pressure acquisition module of the pipeline, described in adjusting
Point bronchial aperture of engine charge trunnion, to adjust the stream of liquid in the pipeline by negative pressure pump energy size
Speed；Divide bronchial aperture bigger, liquid circulation mould flow rate of liquid in the block is bigger, better to the heating effect of man-machine battery.
Preferably, the heat-exchange system include negative pressure pump, pipeline and control switch, control switch be located at negative pressure pump with into
Between gas trunnion, negative pressure pump is connect with engine, and circulating liquid is full of in pipeline, and negative pressure pump passes through the pipeline full of circulating liquid
The cavity type cowl hood and annular water tank being connected on engine, control switch on-off the Current Temperatures acquired by master control system
It controls, the servo motor for adjusting pipe diameter so as to adjust fluid flow in pipeline is also connected on pipeline, in servo
The second servo module is also set up on motor.Second servo module is mounted to the servo motor of pipeline, by adjusting the straight of pipeline
Diameter adjusts the flow of liquid in the pipeline.The use of negative pressure pump drives liquid circulation using the negative pressure of engine trunnion position
Mould liquid in the block is circulated with preset flow according to preset direction, is avoided different caused by retardance and reverse flow
Often.
Preferably, heat insulation system includes outer layer insulating layer, middle housing, internal layer insulating layer and temperature sensor, in
Between babinet between outer layer insulating layer and internal layer insulating layer, middle housing integrally is bonded with outer layer insulating layer, temperature sensor
Including the first temperature sensor and second temperature sensor, the first temperature sensor is mounted on internal layer insulating layer and unmanned machine battery
The position of contact, second temperature sensor are installed on internal layer insulating layer and are connect with the pipeline full of circulating liquid on heat exchange module
Tactile position.
Preferably, the outer layer insulating layer includes plasticity outline border and the insulation filling materials being fitted on plasticity outline border, plasticity
The shape and size of outline border are determined that insulation filling materials are less than 0.2 plastic material by thermal coefficient by unmanned plane battery apparatus cabin
And filler is made.
Preferably, middle housing is the storage box body of conductive fluid and heat, whole to be bonded with outer layer insulating layer, it includes
Annular babinet, heat-conducting liquid and pipe joint, heat-conducting liquid pass through pipe joint and heat exchange series full of in entire donought body
System is attached.
Preferably, the heat transfer that internal layer insulating layer is used to store middle housing is to battery apparatus, and it includes in plasticity
Frame and the heat-conducting filler on plasticity inside casing inner wall, plasticity inside casing are in direct contact with unmanned plane battery apparatus, shape and
Size determines by internal placing battery equipment, and the heat transfer rate of heat-conducting filler is up to 95% or more.
Preferably, master control system includes controller, temperature collecting cell and control output unit, controller while and temperature
Collecting unit is connected with control output unit, and the temperature sensor on the interface and heat insulation system of temperature collecting cell connects
It connects, control output interface is connected with the control switch in heat-exchange system.
A kind of unmanned plane battery thermal method, using above-mentioned apparatus, including
Following steps：
S1：Liquid in unmanned plane battery temperature and heat-exchange system pipeline is acquired by the temperature collecting cell in master control system
The temperature of body, is then passed to controller, and unmanned plane battery temperature and liquid in heat-exchange system pipeline are compared by controller
Temperature；
S2：If unmanned plane battery temperature is higher than the temperature of liquid in heat-exchange system pipeline, by master control system
Control output unit completely closes the first servo module and the second servo module；
S3：If unmanned plane battery temperature is less than the temperature of liquid in heat-exchange system pipeline, by master control system
Point bronchial aperture that control output unit adjusts the engine charge trunnion carries out feedback control to unmanned plane battery temperature
System.
Feedback control uses PID control method in step S3, and has been superimposed preceding feedback.
Compared with prior art, the present invention having the following advantages and advantages：
1, engine temperature collection system can be equipped with the pipeline acquisition engine operation of heat-conducting liquid in the present invention
When the heat that generates of piston and cylinder head friction, by heat-exchange system by heat transfer to heat insulation system, master control system root
According to collected unmanned machine battery and heat-conducting liquid temperature conditions, the heat that heat-exchange system passes to heat insulation system is adjusted
Then amount passes to unmanned machine battery by heat insulation system again, realize that heating or heat preservation, the program are run using engine
When the heat that generates of piston and cylinder head friction, heat-exchange system and heat insulation system are controlled by master control system, realized to nothing
The heating or heat preservation of man-machine battery, the general power without additional increase UAV system, you can ensure that unmanned machine battery is in
Reduce the power consumption of UAV system under the premise of optimum working temperature, energy saving, the even longer unmanned plane of endurance also can
Ensure unmanned machine battery long-term heating or heat preservation, improves the unmanned plane working time, nobody is improved with smaller energy cost
The environmental suitability and reliability of machine power supply system.
2, the present invention in negative pressure pump use, utilize engine trunnion position negative pressure drive liquid circulation mould liquid in the block
Body is circulated with preset flow according to preset direction, is avoided abnormal caused by retardance and reverse flow.
If 3, without heating the circulating liquid in pipeline and negative pressure pump is automatically closed, not in the unmanned machine battery of the present invention
Influence work of the unmanned machine battery under Normal Environmental Temperature.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the principle of the present invention block diagram.
Label and corresponding parts title in attached drawing：
1- engine temperature collection systems, 2- heat-exchange systems, 3- heat insulation systems, 4- master control systems, 1-1- start
Machine cylinder head, 1-2- cavity type cowl hoods, 1-3- inlet throats, 2-1- negative pressure pumps, 2-2- pipelines, 2-3- controls switch, outside 3-1-
Layer insulating layer, 3-2- middle housings, 3-3- internal layer insulating layers, 3-4- temperature sensors, 3-1-1- plasticity outline borders, 3-1-2- are protected
Warm filler, 3-2-1- annular babinets, 3-2-2- heat-conducting liquids, 3-2-3- pipe joints, 3-3-1- plasticity inside casings, 3-3-2-
Heat-conducting filler, 4-1- temperature collecting cells, 4-2- control output unit.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1：
As shown in Figs. 1-2, the present invention includes unmanned plane battery thermal device, including sequentially connected engine temperature collection
System 1, heat-exchange system 2 and heat insulation system 3, heat-exchange system 2 and heat insulation system 3 go back while connecting master control system
4, master control system 4 is the automatic pilot of unmanned plane, and engine temperature collection system 1 acquires engine by heat-conducting liquid and runs
When the heat that generates of piston and cylinder head friction, heat insulation system is passed to by heat-exchange system, master control system is according to acquisition
The unmanned machine battery and heat-conducting liquid temperature difference situation arrived adjusts the heat that heat-exchange system passes to heat insulation system, then
Unmanned machine battery is passed to by heat insulation system again, realizes heating or heat preservation.
The common battery types of unmanned plane are the higher lithium polymer battery of energy density and lithium ion battery, suitable environment
Temperature is 20~25 DEG C, and as temperature reduces, cell discharge performance gradually declines, when environment temperature environment is less than 0 degree Celsius
When, the active volume of most of lithium battery is reduced to the 20% or less of nominal capacity.Though existing unmanned plane battery thermal device
So it also can play the role of heating or heat preservation or increase the general power of UAV system, increase energy resource system burden,
Just do not have temperature control function, and usage time is limited after warmer charging, for the longer unmanned plane of endurance, and
Normal use cannot be met.
When engine temperature collection system can be equipped with the pipeline acquisition engine operation of heat-conducting liquid in this programme
The heat that the friction of piston and cylinder head generates, by heat-exchange system by heat transfer to heat insulation system, master control system according to
Collected unmanned machine battery and heat-conducting liquid temperature conditions then adjust the heat that heat-exchange system passes to heat insulation system
Then amount passes to unmanned machine battery by heat insulation system again, realize heating or heat preservation.If unmanned plane battery temperature is higher than
The temperature of liquid in heat-exchange system pipeline then completely closes the first servo module by the control output unit in master control system
With the second servo module, without being heated to unmanned machine battery, work of the unmanned machine battery under Normal Environmental Temperature；If unmanned plane
Battery temperature is less than the temperature of liquid in heat-exchange system pipeline, then by described in the control output unit adjusting in master control system
Point bronchial aperture of engine charge trunnion carries out feedback control to unmanned plane battery temperature, realizes to unmanned machine battery
Heating, can then stop heating, realize the control to temperature after the temperature of unmanned machine battery reaches set temperature.Program profit
The heat that piston is generated with cylinder head friction when being run with engine controls heat-exchange system and heating and thermal insulation system by master control system
System realizes heating or heat preservation to unmanned machine battery, the general power without additional increase UAV system, you can ensure nobody
Machine battery reduces the power consumption of UAV system under the premise of being in optimum working temperature, energy saving, even endurance is longer
Unmanned plane also can guarantee the long-term heating or heat preservation of unmanned machine battery, the unmanned plane working time be improved, with smaller energy cost
Improve the environmental suitability and reliability of unmanned plane power supply system.
Embodiment 2：
The present embodiment is preferably as follows on the basis of embodiment 1：Engine temperature collection system 1 includes engine cylinder head 1-
1, cavity type cowl hood 1-2 and inlet throat 1-3, cavity type cowl hood 1-2 are installed with the mounting means of packaging type to engine
The surfaces cylinder head 1-1, the heat that piston is generated with cylinder head friction when being run by engine add conductive fluid in cowl hood
Heat is kept the temperature simultaneously for engine work in low temperature environment, avoids the too low influence engine work of temperature.First watches
It takes module, engine cylinder head 1-1 and inlet throat 1-3 to be respectively mounted on the engine, inlet throat 1-3 is by repacking, in air inlet
Also external negative port on trunnion 1-3, also installs negative pressure acquisition module on negative port, and negative pressure acquisition module is mounted to send out
Branch's tracheae of motivation inlet throat, air pressure is consistent in inlet throat when branch's tracheae works with engine, subatmospheric.It is negative
Crimping mouth is used to provide driving negative pressure for negative pressure pump, when reequiping the negative port, by theoretical calculation and actual test, determines
The specific installation site of the interface, fuel oil will not enter the interface internal when ensuring engine work.Negative pressure pump air inlet pipe with
Negative pressure acquisition module connection, the energy generated using negative pressure, drive liquid circulation flowing in pipeline without stagnating or
Reverse flow.The installation site of negative pressure acquisition module make engine working process intermediate fuel oil will not splash enter the negative port
In corresponding branch's tracheae.Heat-absorbing model is also installed on the surfaces engine cylinder head 1-1, for absorbing cylinder head surface due to engine
Piston frequently rubs with cylinder head and generates higher thermal energy, and the heat that engine work generates then is contacted the circulating liquid being transmitted to
In.First servo module therein is installed on the servo motor of the negative pressure acquisition module of the pipeline, adjust the engine into
Point bronchial aperture of gas trunnion, to adjust the flow velocity of liquid in the pipeline by negative pressure pump energy size；Branch's gas
The aperture of pipe is bigger, and liquid circulation mould flow rate of liquid in the block is bigger, better to the heating effect of man-machine battery.
Heat-exchange system 2 includes negative pressure pump 2-1, pipeline 2-2 and control switch 2-3, and control switch 2-3 is located at negative pressure pump 2-
Between 1 and inlet throat 1-3, negative pressure pump 2-1 is connect with engine, and circulating liquid is full of in pipeline 2-2, and negative pressure pump 2-1 passes through
Cavity type cowl hood 1-2 and annular water tank on pipeline 2-2 connection engines full of circulating liquid, control switch 2-3's is logical
It is open close to cross the Current Temperatures that master control system 4 acquires and control, be also connected on pipeline 2-2 for adjust pipe diameter so as to adjust
The servo motor of fluid flow in pipeline, also sets up the second servo module on servo motor, and master control system passes through the second servo
Module control servomotor works.The negative pressure generated when negative pressure pump is worked using engine works, and when work passes through pipeline
In the liquid line connection engine cavity type cowl hood and annular water tank of formation so that the conductive fluid in entire circuit is added
Heat simultaneously recycles.Second servo module is mounted to the servo motor of pipeline, is adjusted in the pipeline by adjusting the diameter of pipeline
The flow of liquid.The use of negative pressure pump drives liquid circulation mould liquid in the block with pre- using the negative pressure of engine trunnion position
The flow first set is circulated according to preset direction, is avoided abnormal caused by retardance and reverse flow.
Heat insulation system 3 includes outer layer insulating layer 3-1, middle housing 3-2, internal layer insulating layer 3-3 and temperature sensor
3-4, middle housing 3-2 are located between outer layer insulating layer 3-1 and internal layer insulating layer 3-3, and middle housing 3-2 is whole to be kept the temperature with outer layer
Layer fitting, temperature sensor 3-4 include the first temperature sensor and second temperature sensor, and the first temperature sensor is mounted on interior
The position that layer insulating layer 3-3 is contacted with unmanned machine battery, that is, be located at plasticity inside casing 3-3-1 inner surfaces, as to battery apparatus work
The accurate measurements effect for making temperature, measures unmanned plane battery temperature, and second temperature sensor is installed on internal layer insulating layer 3-3 and heat
The position of the pipeline 2-2 contacts full of circulating liquid on Switching Module, measures the temperature of circulating liquid in pipeline.Outer layer is kept the temperature
The purpose of layer 3-1, is kept the temperature to entire heat-insulation system, avoids carrying out heat exchange, internal layer insulating layer 3-3 purposes with external environment
It is the heat transfer that stores middle housing to battery apparatus.Internal layer insulating layer is located at unmanned machine battery and carries circulating liquid
Between pipeline, by the heat transfer in the liquid of the flowing in the pipeline to unmanned machine battery in a manner of transmission of heat by contact,
The outer layer insulating layer is the outer layer insulating layer of above-mentioned battery and internal layer insulating layer, avoid low ambient temperature for battery temperature not
Profit influences, while having and protecting a battery from the influence of the external force such as vibrations, impact.
Outer layer insulating layer 3-1 includes plasticity outline border 3-1-1 and the insulation filling materials 3-1- being fitted on plasticity outline border 3-1-1
The shape and size of 2, plasticity outline border 3-1-1 determine that insulation filling materials 3-1-2 is small by thermal coefficient by unmanned plane battery apparatus cabin
Plastic material and filler in 0.2 are made.
Middle housing 3-2 is the storage box body of conductive fluid and heat, and whole to be bonded with outer layer insulating layer, it includes annulars
Babinet 3-2-1, heat-conducting liquid 3-2-2 and pipe joint 3-2-3, heat-conducting liquid 3-2-2 are full of in entire annular babinet 3-2-1,
It is attached by pipe joint 3-2-3 and heat-exchange system 2.
The heat transfer that internal layer insulating layer 3-3 is used to store middle housing is to battery apparatus, and it includes plasticity inside casing 3-
3-1 and the heat-conducting filler 3-3-2 on plasticity inside casing 3-3-1 inner walls, plasticity inside casing 3-3-1 and unmanned plane battery apparatus are straight
Contact, shape and size are determined that heat-conducting filler 3-3-2 uses excellent heat conductivity coefficient material by internal placing battery equipment
It is made, heat transfer rate is up to 95% or more, as middle housing temperature absorption and transmission.
Master control system 4 includes controller, temperature collecting cell 4-1 and control output unit 4-2, controller while and temperature
Collecting unit 4-1 is connected with control output unit 4-2, interface and the temperature in heat insulation system 3 of temperature collecting cell 4-1
Sensor 3-4 connections, control output 4-2 interfaces are connect with the control switch 2-3 in heat-exchange system 2.Temperature in master control system 4
Degree acquires 4-1 interfaces by being connect with temperature sensor 3-4, and to the real-time analyzing processing of the temperature data of acquisition progress, then by
Control output 4-2 interfaces accurately control control switch 2-3.
The heat that piston is generated with cylinder head friction when the program is run using engine, passes through the feedback control of master control system
Function controls heat-exchange system and heat insulation system, realizes heating or heat preservation to unmanned machine battery, is not necessarily to additional increase
The general power of UAV system, you can ensure to reduce UAV system under the premise of unmanned machine battery is in optimum working temperature
Power consumption, energy saving, even the longer unmanned plane of endurance also can guarantee the long-term heating or heat preservation of unmanned machine battery, improve nothing
The man-machine working time.
Embodiment 3：
A kind of unmanned plane battery thermal method, using above-mentioned apparatus, including
Following steps：
S1：Liquid in unmanned plane battery temperature and heat-exchange system pipeline is acquired by the temperature collecting cell in master control system
The temperature of body, is then passed to controller, and unmanned plane battery temperature and liquid in heat-exchange system pipeline are compared by controller
Temperature；
S2：If unmanned plane battery temperature is higher than the temperature of liquid in heat-exchange system pipeline, unmanned machine battery is not necessarily to heating,
The first servo module and heat in engine temperature collection system are then completely closed by the control output unit in master control system
The circulating liquid in pipeline and negative pressure pump is automatically closed in the second servo module on exchange system, stops to unmanned machine battery
Heating, and the circulating liquid in the pipeline closed and negative pressure pump, do not influence unmanned machine battery under Normal Environmental Temperature
Work.
S3：If unmanned plane battery temperature is less than the temperature of liquid in heat-exchange system pipeline, by master control system
Point bronchial aperture that control output unit adjusts the engine charge trunnion carries out feedback control to unmanned plane battery temperature
System.
Feedback control uses PID control method in step S3, and has been superimposed preceding feedback.PID control method
Using the actual value for measuring control variable, compared with desired value, with this deviation come the response of correcting system, executes and adjust control
System, this method execute simple and convenient.
The heat that piston is generated with cylinder head friction when this method is run using engine, heat exchange is controlled by master control system
System and heat insulation system realize the automatic feedback control of heating or the heat preservation to unmanned machine battery, are not necessarily to additional increase
The general power of UAV system, you can ensure to reduce UAV system under the premise of unmanned machine battery is in optimum working temperature
Power consumption, energy saving, even the longer unmanned plane of endurance also can guarantee the long-term heating or heat preservation of unmanned machine battery, improve nothing
The man-machine working time.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. unmanned plane battery thermal device, which is characterized in that handed over including sequentially connected engine temperature collection system (1), heat
System (2) and heat insulation system (3) are changed, heat-exchange system (2) and heat insulation system (3) go back while connecting master control system
(4), master control system (4) is the automatic pilot of unmanned plane, and engine temperature collection system (1) is started by heat-conducting liquid acquisition
The heat that piston is generated with cylinder head friction when machine is run, heat insulation system, master control system root are passed to by heat-exchange system
According to collected unmanned machine battery and heat-conducting liquid temperature difference situation, adjusts heat-exchange system using feedback control and pass to heating guarantor
Then the heat of warm system passes to unmanned machine battery by heat insulation system again, realize heating or heat preservation.
2. unmanned plane battery thermal device according to claim 1, which is characterized in that the engine temperature collection system
(1) include engine cylinder head (1-1), cavity type cowl hood (1-2) and inlet throat (1-3), cavity type cowl hood (1-2) is to wrap
The mounting means for wrapping up in formula is installed to the surface engine cylinder head (1-1), the first servo module, engine cylinder head (1-1) and air inlet larynx
Pipe (1-3) is respectively mounted on the engine, the also external negative port on inlet throat (1-3), and also installation is negative on negative port
Acquisition module is pressed, heat-absorbing model is also installed on the surface engine cylinder head (1-1), what heat-absorbing model was used to generate engine work
In the circulating liquid that heat contact is transmitted to.
3. unmanned plane battery thermal device according to claim 2, which is characterized in that the heat-exchange system (2) includes
Negative pressure pump (2-1), pipeline (2-2) and control switch (2-3), control switch (2-3) are located at negative pressure pump (2-1) and inlet throat
Between (1-3), negative pressure pump (2-1) is connect with engine, circulating liquid is full of in pipeline (2-2), negative pressure pump (2-1) is by being full of
Cavity type cowl hood (1-2) and annular water tank on pipeline (2-2) the connection engine of circulating liquid, control switch (2-3)
Break-make is controlled by the Current Temperatures that master control system (4) acquires, be also connected on pipeline (2-2) for adjust pipe diameter from
And the servo motor of fluid flow in pipeline is adjusted, the second servo module is also set up on servo motor.
4. unmanned plane battery thermal device according to claim 1, which is characterized in that heat insulation system (3) includes outer
Layer insulating layer (3-1), middle housing (3-2), internal layer insulating layer (3-3) and temperature sensor (3-4), the position middle housing (3-2)
Between outer layer insulating layer (3-1) and internal layer insulating layer (3-3), middle housing (3-2) is integrally bonded with outer layer insulating layer, temperature
Sensor (3-4) includes the first temperature sensor and second temperature sensor, and the first temperature sensor is mounted on internal layer insulating layer
The position that (3-3) is contacted with unmanned machine battery, second temperature sensor are installed on internal layer insulating layer (3-3) and heat exchange module
Full of circulating liquid pipeline (2-2) contact position.
5. unmanned plane battery thermal device according to claim 4, which is characterized in that outer layer insulating layer (3-1) packet
Outline border containing plasticity (3-1-1) and the insulation filling materials (3-1-2) being fitted on plasticity outline border (3-1-1), plasticity outline border (3-1-1)
Shape and size determined by unmanned plane battery apparatus cabin, insulation filling materials (3-1-2) by thermal coefficient be less than 0.2 plasticity material
Material and filler are made.
6. unmanned plane battery thermal device according to claim 4, which is characterized in that middle housing (3-2) is conductive fluid
And the storage box body of heat, whole to be bonded with outer layer insulating layer, middle housing (3-2) includes annular babinet (3-2-1), heat conduction
Liquid (3-2-2) and pipe joint (3-2-3), heat-conducting liquid (3-2-2) is interior full of entire annular babinet (3-2-1), by leading
Pipe fitting (3-2-3) is attached with heat-exchange system (2).
7. unmanned plane battery thermal device according to claim 4, which is characterized in that internal layer insulating layer (3-3) is used for will
For the heat transfer of middle housing storage to battery apparatus, internal layer insulating layer (3-3) is comprising plasticity inside casing (3-3-1) and is located at plasticity
Heat-conducting filler (3-3-2) on inside casing (3-3-1) inner wall, plasticity inside casing (3-3-1) are in direct contact with unmanned plane battery apparatus,
Plasticity inside casing (3-3-1) shape and size determine by internal placing battery equipment, the heat transfer rate of heat-conducting filler (3-3-2)
Up to 95% or more.
8. unmanned plane battery thermal device according to claim 1, which is characterized in that master control system (4) include controller,
Temperature collecting cell (4-1) and control output unit (4-2), controller are exported with temperature collecting cell (4-1) and control simultaneously
Unit (4-2) connects, and interface and the temperature sensor (3-4) in heat insulation system (3) of temperature collecting cell (4-1) connect
It connects, control output (4-2) interface is connect with the control switch (2-3) in heat-exchange system (2).
9. a kind of unmanned plane battery thermal method, using claim 1-8 any one described devices, which is characterized in that including
Following steps：
S1：Liquid in unmanned plane battery temperature and heat-exchange system pipeline is acquired by the temperature collecting cell in master control system
Temperature is then passed to controller, and the temperature of unmanned plane battery temperature and liquid in heat-exchange system pipeline is compared by controller
Degree；
S2：If unmanned plane battery temperature is higher than the temperature of liquid in heat-exchange system pipeline, pass through the control in master control system
Output unit completely closes the first servo module and the second servo module；
S3：If unmanned plane battery temperature is less than the temperature of liquid in heat-exchange system pipeline, pass through the control in master control system
Point bronchial aperture that output unit adjusts the engine charge trunnion carries out feedback control to unmanned plane battery temperature.
10. unmanned plane battery thermal method according to claim 9, which is characterized in that feedback control uses in step S3
PID control method, and it has been superimposed preceding feedback.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110127065A (en) * | 2019-05-16 | 2019-08-16 | 唐曾美 | Unmanned plane lithium battery system |
| CN110459836A (en) * | 2019-07-10 | 2019-11-15 | 安徽延达智能科技有限公司 | A kind of robot battery heating system at low ambient temperatures |
| CN110707354A (en) * | 2019-10-18 | 2020-01-17 | 张勋 | Mobile phone lithium ion battery suitable for low-temperature environment |
| CN111051907A (en) * | 2017-09-04 | 2020-04-21 | 雷诺股份公司 | Method for determining the state of an electric line connecting a battery cell of a battery to a monitoring unit and corresponding monitoring unit |
| CN112269417A (en) * | 2020-10-29 | 2021-01-26 | 湖南库里斯智能科技有限公司 | Heat recovery system of mobile power supply for unmanned aerial vehicle |
| GB2586839A (en) * | 2019-09-05 | 2021-03-10 | Bae Systems Plc | Thermal management apparatus |
| WO2021044142A1 (en) * | 2019-09-05 | 2021-03-11 | Bae Systems Plc | Thermal management apparatus |
| CN113504790A (en) * | 2021-07-08 | 2021-10-15 | 中国南方电网有限责任公司超高压输电公司大理局 | Unmanned aerial vehicle flight control method and device and unmanned aerial vehicle |
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Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101307716A (en) * | 2007-05-14 | 2008-11-19 | 光阳工业股份有限公司 | Cooling system of vehicles |
| CN101353977A (en) * | 2008-06-10 | 2009-01-28 | 九江飞籁特艇业有限公司 | Method and apparatus for cooling shipboard built-in engine |
| WO2009025307A1 (en) * | 2007-08-22 | 2009-02-26 | Gs Yuasa Corporation | Aircraft and method of using aircraft |
| US20090071178A1 (en) * | 2007-09-14 | 2009-03-19 | Gm Global Technology Operations, Inc. | Vehicle HVAC and Battery Thermal Management |
| US20100330403A1 (en) * | 2009-06-29 | 2010-12-30 | Randy Allen Normann | Coupling waste heat into batteries |
| JP2011093338A (en) * | 2009-10-27 | 2011-05-12 | Sumitomo Electric Ind Ltd | Warming-up device for automobile and method of warming up automobile |
| CN102474122A (en) * | 2009-08-05 | 2012-05-23 | 株式会社杰士汤浅国际 | Battery system |
| CN203308618U (en) * | 2013-06-13 | 2013-11-27 | 中国民航大学 | Rapid heating device for aviation piston engine fuel |
| CN104279032A (en) * | 2013-07-09 | 2015-01-14 | 大众汽车有限公司 | Drive unit for a motor vehicle |
| CN204558622U (en) * | 2015-03-25 | 2015-08-12 | 北汽福田汽车股份有限公司 | A kind of battery system heater and there is its vehicle |
| CN105790415A (en) * | 2016-04-27 | 2016-07-20 | 辽宁道纪天诚能源管理有限公司 | Hybrid power supply thermal energy storage environmental protection system |
| CN105836128A (en) * | 2016-03-23 | 2016-08-10 | 唐家斌 | Quick preheating system for power battery of unmanned aerial vehicle and working method |
| CN105912015A (en) * | 2016-03-31 | 2016-08-31 | 成都纵横自动化技术有限公司 | Composite wing unmanned plane automatic pilot and control method employed by composite wing unmanned plane automatic pilot |
| CN105932183A (en) * | 2016-04-22 | 2016-09-07 | 广东容祺智能科技有限公司 | Lithium battery constant-temperature thermal-insulating bag for unmanned aerial vehicle |
| KR20160145254A (en) * | 2015-06-09 | 2016-12-20 | 박희민 | Low power heating controller for stable driving multicopter dron |
| CN106516129A (en) * | 2016-11-10 | 2017-03-22 | 广东容祺智能科技有限公司 | Multi-rotor unmanned aerial vehicle system capable of adapting to northern ultra-low temperature environments |
| CN106915286A (en) * | 2017-03-06 | 2017-07-04 | 西安飞豹科技有限公司 | A kind of UAS Multifunctional service vehicle |
| CN107093782A (en) * | 2017-04-20 | 2017-08-25 | 南昌大学 | A kind of battery thermal management system based on oil-electric vehicle |
| CN206515670U (en) * | 2017-03-13 | 2017-09-22 | 成都纵横大鹏无人机科技有限公司 | A kind of unmanned plane cloud monitoring system with black box function |
| CN207106918U (en) * | 2017-09-08 | 2018-03-16 | 成都军融项目管理有限公司 | A kind of unmanned plane battery compartment cooling device |
| CN208400999U (en) * | 2018-03-29 | 2019-01-18 | 成都纵横大鹏无人机科技有限公司 | Unmanned plane battery thermal device |
-
2018
- 2018-03-29 CN CN201810270512.8A patent/CN108306079B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101307716A (en) * | 2007-05-14 | 2008-11-19 | 光阳工业股份有限公司 | Cooling system of vehicles |
| WO2009025307A1 (en) * | 2007-08-22 | 2009-02-26 | Gs Yuasa Corporation | Aircraft and method of using aircraft |
| US20090071178A1 (en) * | 2007-09-14 | 2009-03-19 | Gm Global Technology Operations, Inc. | Vehicle HVAC and Battery Thermal Management |
| CN101353977A (en) * | 2008-06-10 | 2009-01-28 | 九江飞籁特艇业有限公司 | Method and apparatus for cooling shipboard built-in engine |
| US20100330403A1 (en) * | 2009-06-29 | 2010-12-30 | Randy Allen Normann | Coupling waste heat into batteries |
| CN102474122A (en) * | 2009-08-05 | 2012-05-23 | 株式会社杰士汤浅国际 | Battery system |
| JP2011093338A (en) * | 2009-10-27 | 2011-05-12 | Sumitomo Electric Ind Ltd | Warming-up device for automobile and method of warming up automobile |
| CN203308618U (en) * | 2013-06-13 | 2013-11-27 | 中国民航大学 | Rapid heating device for aviation piston engine fuel |
| CN104279032A (en) * | 2013-07-09 | 2015-01-14 | 大众汽车有限公司 | Drive unit for a motor vehicle |
| CN204558622U (en) * | 2015-03-25 | 2015-08-12 | 北汽福田汽车股份有限公司 | A kind of battery system heater and there is its vehicle |
| KR20160145254A (en) * | 2015-06-09 | 2016-12-20 | 박희민 | Low power heating controller for stable driving multicopter dron |
| CN105836128A (en) * | 2016-03-23 | 2016-08-10 | 唐家斌 | Quick preheating system for power battery of unmanned aerial vehicle and working method |
| CN105912015A (en) * | 2016-03-31 | 2016-08-31 | 成都纵横自动化技术有限公司 | Composite wing unmanned plane automatic pilot and control method employed by composite wing unmanned plane automatic pilot |
| CN105932183A (en) * | 2016-04-22 | 2016-09-07 | 广东容祺智能科技有限公司 | Lithium battery constant-temperature thermal-insulating bag for unmanned aerial vehicle |
| CN105790415A (en) * | 2016-04-27 | 2016-07-20 | 辽宁道纪天诚能源管理有限公司 | Hybrid power supply thermal energy storage environmental protection system |
| CN106516129A (en) * | 2016-11-10 | 2017-03-22 | 广东容祺智能科技有限公司 | Multi-rotor unmanned aerial vehicle system capable of adapting to northern ultra-low temperature environments |
| CN106915286A (en) * | 2017-03-06 | 2017-07-04 | 西安飞豹科技有限公司 | A kind of UAS Multifunctional service vehicle |
| CN206515670U (en) * | 2017-03-13 | 2017-09-22 | 成都纵横大鹏无人机科技有限公司 | A kind of unmanned plane cloud monitoring system with black box function |
| CN107093782A (en) * | 2017-04-20 | 2017-08-25 | 南昌大学 | A kind of battery thermal management system based on oil-electric vehicle |
| CN207106918U (en) * | 2017-09-08 | 2018-03-16 | 成都军融项目管理有限公司 | A kind of unmanned plane battery compartment cooling device |
| CN208400999U (en) * | 2018-03-29 | 2019-01-18 | 成都纵横大鹏无人机科技有限公司 | Unmanned plane battery thermal device |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111051907A (en) * | 2017-09-04 | 2020-04-21 | 雷诺股份公司 | Method for determining the state of an electric line connecting a battery cell of a battery to a monitoring unit and corresponding monitoring unit |
| CN110127065A (en) * | 2019-05-16 | 2019-08-16 | 唐曾美 | Unmanned plane lithium battery system |
| CN110127065B (en) * | 2019-05-16 | 2020-08-25 | 东阳市阳涛电子科技有限公司 | Unmanned aerial vehicle lithium battery system |
| CN110459836A (en) * | 2019-07-10 | 2019-11-15 | 安徽延达智能科技有限公司 | A kind of robot battery heating system at low ambient temperatures |
| CN110459836B (en) * | 2019-07-10 | 2022-05-17 | 安徽延达智能科技有限公司 | Battery heating system of robot in low temperature environment |
| GB2586839A (en) * | 2019-09-05 | 2021-03-10 | Bae Systems Plc | Thermal management apparatus |
| WO2021044142A1 (en) * | 2019-09-05 | 2021-03-11 | Bae Systems Plc | Thermal management apparatus |
| GB2591835A (en) * | 2019-09-05 | 2021-08-11 | Bae Systems Plc | Thermal management apparatus |
| GB2591835B (en) * | 2019-09-05 | 2022-02-09 | Bae Systems Plc | Thermal management apparatus |
| US11543190B2 (en) | 2019-09-05 | 2023-01-03 | Bae Systems Plc | Thermal management apparatus |
| CN110707354A (en) * | 2019-10-18 | 2020-01-17 | 张勋 | Mobile phone lithium ion battery suitable for low-temperature environment |
| CN110707354B (en) * | 2019-10-18 | 2022-07-19 | 东莞市宝博电子有限公司 | Mobile phone lithium ion battery suitable for low-temperature environment |
| CN112269417A (en) * | 2020-10-29 | 2021-01-26 | 湖南库里斯智能科技有限公司 | Heat recovery system of mobile power supply for unmanned aerial vehicle |
| CN113504790A (en) * | 2021-07-08 | 2021-10-15 | 中国南方电网有限责任公司超高压输电公司大理局 | Unmanned aerial vehicle flight control method and device and unmanned aerial vehicle |
| CN114296534A (en) * | 2021-12-28 | 2022-04-08 | 广东电网有限责任公司 | Unmanned aerial vehicle parking apron system with deep learning function and low-temperature availability |
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