CN208040542U - Fuel heating system - Google Patents
Fuel heating system Download PDFInfo
- Publication number
- CN208040542U CN208040542U CN201820333614.5U CN201820333614U CN208040542U CN 208040542 U CN208040542 U CN 208040542U CN 201820333614 U CN201820333614 U CN 201820333614U CN 208040542 U CN208040542 U CN 208040542U
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- CN
- China
- Prior art keywords
- super capacitor
- switch
- fuel
- heating
- super
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model is related to aero-engine fuel oils to spray field, and in particular to a kind of fuel oil heater.A kind of fuel heating system, it include the oil temperature sensor for measuring fuel oil temperature, accessory system and super capacitor for extracting power from engine rotor braking process and the voltage sensor for measuring super-capacitor voltage, the accessory system, super capacitor are connected in parallel, and are equipped with first switch on connection circuit；Further include having heating device, heating device is connected in parallel with super capacitor, and is equipped with second switch on connection circuit；Further include the controller for being useful for control super capacitor charge and discharge, controller controls the folding of first switch and the second switch, realizes the control to super capacitor charge and discharge.The utility model can be converted into engine rotation kinetic energy the energy of super capacitor, and when ground starts and high-altitude is lighted a fire again to fuel Heating, the utility model is simple in structure, light-weight, be not necessarily to additional energy.
Description
Technical field
The utility model is related to aero-engine fuel oils to spray field, and in particular to a kind of fuel oil heater.
Background technology
Fuel oil is not easy to be atomized when the temperature is low, and evaporation causes to be not easy to start when ground and high-altitude are lighted a fire again.It is existing to start
Some uses of machine cold start-up technology only add a part of nozzle very high pressure, keep the speed oil that this portion nozzle sprays fast.Only
It lights this portion nozzle, then is ignited other nozzles by this portion nozzle.Some are preheated to fuel oil, are allowed to be easy mist
Change, evaporation.
The utility model of 201155390 Y of Publication No. CN proposes a kind of vehicle fuel heating device, and essence is one
Kind heat exchanger, program heating rod is to fuel Heating.But the program refers only to be used for automotive field, and the structure of the program is placed on
It is complex in aero-engine, extra flow resistance is will produce when not heating.And the source of energy is not said
It is bright.
The super capacitor auxiliary on a kind of electric vehicle is proposed in the utility model patent of 1490193 A of Publication No. CN
Power-supply system.Energy storage when brake of electric vehicle is in super capacitor, and in climbing and acceleration, super capacitor is to motor
Power supply.The patent pertains only to electric automobiles, and the patent formula only has control system, does not illustrate concrete structure.
A kind of oil bath type fuel oil heater is proposed in the utility model patent of 106568101 A of Publication No. CN, it should
Utility model uses telescoping structure, complicated, and has unnecessary flow resistance when not used.It is mainly used for testing, no
Suitable for aero-engine.
As can be seen that existing fuel Heating scheme is not particularly suited for aero-engine, it is even more impossible to meet aero-engine
The requirement of fuel Heating can not ensure fuel engines in the action on ground and high-altitude ignition.
Invention content
The purpose of this utility model is that it is a kind of simple in structure to avoid the deficiencies in the prior art from providing, and it is light-weight, it is not necessarily to volume
The fuel heating system of outer energy.
To achieve the above object, the technical solution that the utility model is taken is：A kind of fuel heating system, including be used to survey
The oil temperature sensor for measuring fuel oil temperature, for extracting the accessory system of power and super electricity from engine rotor braking process
Hold and the voltage sensor for measuring super-capacitor voltage, the accessory system, super capacitor are connected in parallel, and is connecting
Circuit is equipped with first switch；Further include having heating device, heating device is connected in parallel with super capacitor, and on connection circuit
Equipped with second switch；Further include the controller for being useful for control super capacitor charge and discharge, controller controls first switch and second
The folding of switch realizes the control to super capacitor charge and discharge；The super capacitor and controller respectively with voltage sensor
Device is electrically connected, and the heating device and controller are electrically connected with oil temperature sensor respectively；The controller is passed according to oil temperature
The fuel oil temperature and super-capacitor voltage data that sensor, voltage sensor acquire judge and control first switch closure, and second opens
Shutdown is opened, at this point, accessory system charges to super capacitor, ensures voltage when engine ignition；Or judge and control second to open
It closes and closes, first switch disconnects, at this point, super capacitor discharges to heating device, ensures engine ignition oil temperature temperature.
The heating device includes the heating wire that winding is arranged on petroleum pipeline, is set on the petroleum pipeline at heating wire winding
Having prevents the insulated paint of heating wire short circuit, and heat-insulated covering is equipped on the heating wire, and heater housing is by the heating wire
It fixes and is wrapped in enclosure cavity with heat-insulated covering, rubber pad for fixing is equipped between heater housing and petroleum pipeline
Circle, the electric lead connected on heating wire pass through the wire guide being equipped on heater housing to be pierced by shell, and electric with super capacitor
Connection.
For the electric heater shell including two to filling shell, two are fixed dress shell by bolt presses.Electric heater
The forward and backward end of cavity of shell is equipped with and the matched cylindrical surface in rubber washer outer ring.Ensure that heating device is fixed on petroleum pipeline
It cannot be moved forward and backward.
The heat-insulated covering is asbestos gauge or aerogel blanket or super glass wool or foamed plastics, and also there are many shapes for material
Formula, what is listed is only preferred material.
The super capacitor is fixed on petroleum pipeline, and is arranged close to combustion chamber, and the resistance of conducting wire, super capacitor are reduced
Capacitance rated voltage 40-60V, energy storage 80-100kJ, weight 100-120g.
The utility model has the beneficial effects that：Engine rotor rotational kinetic energy can be converted into super capacitor by the utility model
Energy, further according to actual demand, when ground starts and high-altitude is lighted a fire again to fuel Heating.These processes are by control system control
System, the utility model is simple in structure, light-weight, is not necessarily to additional energy, does not increase fuel flow resistance.The utility model is only right
The fuel nozzle of engine ignition is heated, only the nozzle of heating 1/10.It is 80kg/s, oil to a design point air mass flow
Gas than the engine for 0.03 for, fuel flow 2.4kg/s, heated fuel oil flow be 0.24kg/s. super capacitors energy
Amount releases half in 5s, and fuel oil temperature can be allowed to rise general 15 DEG C.
Description of the drawings
Fig. 1 is the principle schematic diagram of Tthe utility model system；
Fig. 2 is the structural schematic diagram of the utility model heating device；
Fig. 3 is the schematic cross-sectional view of the utility model heating device.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
Embodiment 1：See that Fig. 1, a kind of fuel heating system of Fig. 2, Fig. 3 include being sensed for measuring the oil temperature of fuel oil temperature
Device 2, for from engine rotor braking process extract power accessory system 3 and super capacitor 4 and for measuring it is super
The voltage sensor 6 of capacitance voltage, the accessory system 3, super capacitor 4 are connected in parallel, and are equipped with the on connection circuit
One switch 1；Further include having heating device 7, heating device 7 is connected in parallel with super capacitor 4, and is equipped with second on connection circuit
Switch 5；Further include the controller 8 for being useful for control super capacitor charge and discharge, controller 8 controls first switch 1 and second switch
5 folding realizes the control to 4 charge and discharge of super capacitor；The super capacitor 4 and controller 8 respectively with voltage sensor
Device 6 is electrically connected, and the heating device 7 and controller 8 are electrically connected with oil temperature sensor 2 respectively；The controller 8 is according to oil
The fuel oil temperature and super-capacitor voltage data that temperature sensor 2, voltage sensor 6 acquire, judge and control first switch 1 to close
It closes, second switch 5 disconnects, at this point, accessory system 3 charges to super capacitor 4, ensures voltage when engine ignition；Or judge
And the closure of second switch 5 is controlled, first switch 1 disconnects, at this point, super capacitor 4 discharges to heating device 7, ensures engine point
Kerosene temperature temperature.
The heating device 7 includes the heating wire 72 that winding is arranged on petroleum pipeline 71, defeated at 72 winding of heating wire
Oil pipe 71, which is equipped with, prevents the insulated paint of the short circuit of heating wire 72, equipped with heat-insulated covering 73 on the heating wire 72, outside heater
The heating wire 72 and heat-insulated covering 73 are fixed and are wrapped in enclosure cavity by shell 74, heater housing 74 and petroleum pipeline 71
Between be equipped with rubber washer 75 for fixing, the electric lead connected on heating wire 72 passes through to be equipped on heater housing 74
Wire guide 76 is pierced by shell, and is electrically connected with super capacitor 4.The electric heater shell 74 include two to fill shell, two
Dress shell is fixed by bolt 77, the forward and backward end of cavity of electric heater shell 74 is equipped with and 75 outer ring of rubber washer
The cylindrical surface matched, ensureing that heating device is fixed on petroleum pipeline cannot be moved forward and backward.The heat-insulated covering 73 be asbestos gauge or
Aerogel blanket or super glass wool or foamed plastics.The super capacitor 4 is fixed on petroleum pipeline, and is set close to combustion chamber
It sets, reduces the resistance of conducting wire, capacitance the rated voltage 40-60V, energy storage 80-100kJ, weight 100-120g of super capacitor.
Controller is connected by a kind of fuel heating system with engine control system when in use, controller collection voltages
The signal of sensor and oil temperature sensor, when engine start work and oil temperature is less than -50 DEG C, by engine control system to control
Device signal processed is closed first switch 1 in several seconds before ignition, disconnects second switch 5, and super capacitor is powered to heating device, heating
Fuel oil is closed second switch 5 when engine work and super-capacitor voltage are less than 20V, disconnects first switch 1, attachment
System charges to super capacitor.In high-altitude flight, as long as oil temperature is less than -50 DEG C, it is closed first switch 1, second is disconnected and opens
5 are closed, super capacitor is powered to heating device, heated fuel oil, when super-capacitor voltage is less than 20V, is closed second switch 5, is disconnected
First switch 1, accessory system 3 charge to super capacitor 4.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of fuel heating system includes the oil temperature sensor for measuring fuel oil temperature, for being braked from engine rotor
The accessory system of extraction power and super capacitor and the voltage sensor for measuring super-capacitor voltage in the process, feature
It is, the accessory system, super capacitor are connected in parallel, and are equipped with first switch on connection circuit；Further include having heating
Device, heating device are connected in parallel with super capacitor, and are equipped with second switch on connection circuit；Further include being useful for control to surpass
Grade capacitance charge and discharge controller, controller control first switch and the second switch folding, realize super capacitor is filled,
The control of electric discharge；The super capacitor and controller is electrically connected with voltage sensor respectively, the heating device and control
Device is electrically connected with oil temperature sensor respectively.
2. fuel heating system as described in claim 1, which is characterized in that the heating device includes that winding is arranged defeated
Heating wire on oil pipe, the petroleum pipeline at heating wire winding is equipped with the insulated paint for preventing heating wire short circuit, in the heating wire
It is equipped with heat-insulated covering, the heating wire and heat-insulated covering are fixed and be wrapped in enclosure cavity by heater housing, are heated
Rubber washer for fixing is equipped between device shell and petroleum pipeline, the electric lead connected on heating wire passes through heater housing
The wire guide being equipped with is pierced by shell, and is electrically connected with super capacitor.
3. fuel heating system as claimed in claim 2, which is characterized in that the heater housing includes two to filling shell
Body, two are fixed dress shell by bolt presses.
4. fuel heating system as claimed in claim 2, which is characterized in that the heat-insulated covering is asbestos gauge or aeroge
Felt or super glass wool or foamed plastics.
5. the fuel heating system as described in Claims 1-4 is any, which is characterized in that the super capacitor is fixed on defeated
On oil pipe, and it is arranged close to combustion chamber, capacitance the rated voltage 40-60V, energy storage 80-100kJ, weight 100- of super capacitor
120g。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820333614.5U CN208040542U (en) | 2018-03-12 | 2018-03-12 | Fuel heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820333614.5U CN208040542U (en) | 2018-03-12 | 2018-03-12 | Fuel heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208040542U true CN208040542U (en) | 2018-11-02 |
Family
ID=63949864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820333614.5U Withdrawn - After Issue CN208040542U (en) | 2018-03-12 | 2018-03-12 | Fuel heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208040542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301928A (en) * | 2018-03-12 | 2018-07-20 | 西北工业大学 | Fuel heating system |
-
2018
- 2018-03-12 CN CN201820333614.5U patent/CN208040542U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301928A (en) * | 2018-03-12 | 2018-07-20 | 西北工业大学 | Fuel heating system |
| CN108301928B (en) * | 2018-03-12 | 2023-08-22 | 西北工业大学 | Fuel heating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181102 Effective date of abandoning: 20230822 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181102 Effective date of abandoning: 20230822 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |