CN208597030U - A kind of unmanned electromechanical source of 10KW - Google Patents
A kind of unmanned electromechanical source of 10KW Download PDFInfo
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- CN208597030U CN208597030U CN201821196891.2U CN201821196891U CN208597030U CN 208597030 U CN208597030 U CN 208597030U CN 201821196891 U CN201821196891 U CN 201821196891U CN 208597030 U CN208597030 U CN 208597030U
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- Prior art keywords
- bridge
- control panel
- electromechanical source
- unmanned electromechanical
- electrically connected
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
The utility model discloses a kind of unmanned electromechanical sources of 10KW, it further include accessory power supply, control panel and the full-wave rectifying circuit and bridge filter circuit being separately connected with control panel including sequentially connected lightning protection device, rectifier, PFC filter circuit and ZVS full-bridge phase shifting power conversion modules；The wherein electrical input connection rectifier of accessory power supply, electrically output connection control panel, control panel are electrically connected the first H bridge high-frequency inverter and the 2nd H bridge high-frequency inverter in ZVS full-bridge phase shifting power conversion modules.The coordinative role that the utility model passes through between module described above can expeditiously export required high voltage, and play the role of lightning protection to unmanned electromechanical source, it is ensured that unmanned electromechanical source service life and service efficiency greatly improve.
Description
Technical field
The utility model relates to unmanned plane field of power supplies, specifically a kind of unmanned electromechanical source of 10KW.
Background technique
With the development of science and technology the application of unmanned plane is also more and more extensive.Existing unmanned plane is widely applied to such as electric
Power inspection, agricultural insurance, environment monitoring, movie and television play shooting, streetscape shooting, Post disaster relief, express transportation etc., can be effective
Ground reduces cost, offers convenience for user.With unmanned plane application it is universal, to the reliability of unmanned plane, especially nobody
More stringent requirements are proposed for the reliability of electromechanical source.But unmanned electromechanical source output voltage in design is smaller in the prior art,
Power supply service efficiency is low, and for the precautionary measures of extreme natural environment deficiency, leads to unmanned electromechanical source even unmanned plane
Service life and using effect are had a greatly reduced quality.
The utility model of the prior art such as Publication No. CN207039220U discloses a kind of unmanned electromechanical source, including battery
And the direct current transducer connecting with battery, the anode of battery connect charging end by detection resistance, further include voltage amplifier,
Two input terminals of voltage amplifier are separately connected detection resistance both ends, the output end of voltage amplifier and making for direct current transducer
It can end control connection.Unmanned electromechanical source described in the utility model can disconnect automatically the confession to unmanned plane when unmanned plane charges
Electricity works on while avoiding battery from charging, and extends battery life to a certain extent and improves unmanned machine battery use
Efficiency, but the technology still remains that output voltage is smaller, and power supply service efficiency is not high, and the prevention of extreme natural environment is arranged
Deficiency is applied, unmanned the electromechanical source even service life and using effect of unmanned plane is made the problems such as to have a greatly reduced quality.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of unmanned electromechanical source of 10KW
Existing unmanned plane electric power output voltage is smaller, and service efficiency is not high, can not effectively take precautions against extreme natural environment, unmanned electromechanical source is very
The problems such as to unmanned plane service life and undesirable using effect.
To achieve the above object, the utility model provides the following technical solutions:
Including lightning protection device, it is electrically connected power case, output connection rectifier, for keeping away unmanned electromechanical source
Thunder；PFC filter circuit, electrically input connection rectifier, electrically exports connection ZVS full-bridge phase shifting power conversion modules；And
Accessory power supply, electrically input connection rectifier, electrically exports connection control panel；Wherein ZVS full-bridge phase shifting power conversion modules
It is electrically connected full-wave rectified filter and bridge rectifier filter, and full-wave rectified filter and bridge rectifier filter
It is electrically connected control panel.
Preferably, the power case is connected with electromagnetic interface filter, and cabinet installation is close to when electromagnetic interface filter is installed, prevents electricity
Magnetic dispersion.
Preferably, the ZVS full-bridge phase shifting power conversion modules are by the first H bridge high-frequency inverter and the first high frequency transformer
Electric connection and the 2nd H bridge high-frequency inverter and the second high frequency transformer collectively constitute after being electrically connected.
More preferably, control is electrically connected in the first H bridge high-frequency inverter and the 2nd H bridge high-frequency inverter
Plate.
Preferably, switching tube used in the power supply uses pressure resistance 650V -1200V, the silicon carbide of electric current 90A
Switch mosfet pipe.
Preferably, the control panel is electrically connected panel, for carrying out status display to power module.
Preferably, the control panel is by communication interface and host computer communication connection, for realizing the control to power module
Tubulation reason.
Compared with prior art, the utility model has the beneficial effects that
The utility model passes through lightning protection device, rectifier, PFC filter circuit, ZVS full-bridge phase shifting power conversion modules, auxiliary
The connection and coordinative role between power supply, control panel, full-wave rectified filter and bridge rectifier filter are helped, unmanned electromechanics is made
Source efficiently, steadily exports required voltage, is in addition the comprehensive multistage lightning protection measures of unmanned electromechanical source addition, takes precautions against very well
Severe natural environment, and real-time monitoring is carried out to unmanned electromechanical source by the host computer that communication module connects, it greatly improves
The service life and using effect of unmanned electromechanical source.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model active PFC technology functional block diagram；
Fig. 3 is the utility model ZVS full-bridge phase shifting power conversion modules DC/DC translation circuit structure chart；
Fig. 4 is the utility model lightning protection schematic diagram；
Fig. 5 is the utility model power module control circuit functional block diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 to 5, the unmanned electromechanical source of a kind of 10KW, comprising:
Lightning protection device is electrically connected power case, output connection rectifier, for taking shelter from the thunder to unmanned electromechanical source；
PFC filter circuit, electrically input connection rectifier, electrically exports connection ZVS full-bridge phase shifting power conversion modules；
And
Accessory power supply, electrically input connection rectifier, electrically exports connection control panel；
Wherein: full-wave rectified filter is electrically connected for the ZVS full-bridge phase shifting power conversion modules and bridge-type is whole
Filter is flowed, the full-wave rectified filter and bridge rectifier filter are electrically connected control panel, the power case connection
There is electromagnetic interface filter, cabinet installation is close to when electromagnetic interface filter is installed, prevents electromagnetic leakage, the ZVS full-bridge phase shifting power conversion
Module is electrically connected by the first H bridge high-frequency inverter with the first high frequency transformer and the 2nd H bridge high-frequency inverter and second high
Frequency power transformer collectively constitutes after being electrically connected, and the first H bridge high-frequency inverter and the 2nd H bridge high-frequency inverter electrically connect respectively
Control panel is connect, switching tube used in the power supply uses pressure resistance 650V -1200V, and the silicon carbide MOSFET of electric current 90A is opened
Guan Guan, the control panel are electrically connected panel, and for carrying out status display to power module, the control panel passes through communication interface
With host computer communication connection, for realizing the control management to power module.
(1) there are 2 5kW power modules in power case, export 10kW, 600V rated, volume after two power sources in parallel
Constant current 17A is used for airborne equipment, and power case is connected with electromagnetic interface filter, and cabinet peace is close to when electromagnetic interface filter is installed
Dress, prevents electromagnetic leakage.
(2) lightning protection device is electrically connected power case, output connection rectifier, using TVS transient diode, pressure-sensitive electricity
Resistance, gas-discharge tube combination are coordinated to use, for taking shelter from the thunder to unmanned electromechanical source.
(3) PFC filter circuit, for input voltage to be converted into direct current by exchanging, electrically input connection rectifier, electric
Property output connection ZVS full-bridge phase shifting power conversion modules, in order to be effectively reduced power device current stress, reduce it is defeated
Entering the volume of current ripples and magnetic element, hoisting power grade uses crisscross parallel active PFC technology in the art,
Middle PFC switching tube selects the silicon carbide MOSFET switching tube of pressure resistance 650V, electric current 90A, which adopts
With the UCC27322 chip of dedicated high-speed driving, chip possesses 9A peak drive current, these driving dv/dt conversion speeds
Fastly, the switching frequency of metal-oxide-semiconductor can be improved, and the chip integration is high, can eliminate additional external circuit, can replace multiple
Circuit reduces the component in space, the complexity of design and assembling cost.
(4) ZVS full-bridge phase shifting power conversion modules are by the first H bridge high-frequency inverter being electrically connected and the first high frequency transformation
Device and the 2nd H bridge high-frequency inverter of electric connection are collectively constituted with the second high frequency transformer, input and PFC filter circuit
Output connection, when output the first high frequency transformer and the second high frequency transformer respectively with full-wave rectified filter and bridge rectifier
Filter connection, in addition the first H bridge high-frequency inverter and the 2nd H bridge high-frequency inverter are connect with control panel.ZVS full-bridge phase shifting
Power conversion modules are exported by current rectifying and wave filtering circuit again after carrying out DC/DC transformation for the DC voltage of pfc circuit output, whole
A conversion process is divided into two parts: power supply accesses the first high pressure transformation after being converted by the first H bridge high-frequency inverter all the way
The transformation that device carries out accesses full-wave rectified filter output 48V DC voltage again and uses for airborne relevant device, and another way power supply is logical
It crosses after the 2nd H bridge high-frequency inverter is converted and accesses the second high-tension transformer and carry out transformation to access bridge rectifier filter again defeated
0-900V DC voltage is used for airborne relevant device out.Switching tube selects pressure resistance in ZVS full-bridge phase shifting power conversion modules
The silicon carbide MOSFET switching tube of 1200V, electric current 90A.Silicon carbide MOSFET is driven to the silicon carbide that company specially researches and develops
MOSFET parallel connection special purpose driver plate, it is ensured that silicon carbide switches pipe high frequency efficient reliably works.
(5) accessory power supply, electrically input connection rectifier, electrically exports connection control panel, and input voltage picks up from directly
Busbar voltage is flowed, then carries out DC/DC transformation, output ± 14.5V ,+5V voltage supplies control panel, driving plate, sampling plate.
(6) control panel is electrically connected at accessory power supply, in addition also inverse with the first H bridge high-frequency inverter, the 2nd H bridge high frequency
Become device, full-wave rectified filter, bridge rectifier filter to be separately connected, major part is control circuit, which adopts
It is realized with UCC28950 bridge Phase shifted PWM Controlled chip, and selects peak-current mode in this power module.Control circuit
Mainly there are following several parts: UCC28950 peripheral circuit, voltage close loop, current limitation ring protect circuit.Wherein voltage close loop
Link uses high speed and super precision amplifier, guarantees the quick response of loop, by quick loop feedback come in compensating direct current bus
Low-frequency ripple simultaneously reduces load regulation, guarantees output low frequency ripple less than 2%, load regulation is less than 2%；Protection circuit is set
Set defencive function can to power supply realize input overvoltage protection, input undervoltage protection, output over-voltage protection and output current limiting protection,
Overheat protector, output short circuit protection.And output short circuit protection can guarantee to shut down in 5us.In addition to this, control panel also with face
Plate connection, real-time display power module state in which is " RUN " or " failure ", and can constantly show the output of power supply
Electric current, voltage status, can also carry out voltage setting by panel button, and power supply can be answered after breaking down by reset key
Position processing can check corresponding failure when power supply breaks down；Others, control panel are communicated by RS485 and host computer
Realize the control management to power module.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of unmanned electromechanical source of 10KW characterized by comprising
Lightning protection device is electrically connected power case, output connection rectifier, for taking shelter from the thunder to unmanned electromechanical source；
PFC filter circuit, electrically input connection rectifier, electrically exports connection ZVS full-bridge phase shifting power conversion modules；And
Accessory power supply, electrically input connection rectifier, electrically exports connection control panel；
Wherein: full-wave rectified filter and bridge rectifier filter is electrically connected in the ZVS full-bridge phase shifting power conversion modules
Wave device, the full-wave rectified filter and bridge rectifier filter are electrically connected control panel.
2. the unmanned electromechanical source of a kind of 10KW according to claim 1, which is characterized in that the power case is connected with EMI
Filter is close to cabinet installation, prevents electromagnetic leakage when electromagnetic interface filter is installed.
3. the unmanned electromechanical source of a kind of 10KW according to claim 1, which is characterized in that the ZVS full-bridge phase shifting power becomes
Block is changed the mold by the first H bridge high-frequency inverter and the first high frequency transformer is electrically connected and the 2nd H bridge high-frequency inverter and second
High frequency transformer collectively constitutes after being electrically connected.
4. the unmanned electromechanical source of a kind of 10KW according to claim 3, which is characterized in that the first H bridge high-frequency inverter
Control panel is electrically connected with the 2nd H bridge high-frequency inverter.
5. the unmanned electromechanical source of a kind of 10KW according to claim 1, which is characterized in that switch used in the power supply
Pipe uses the silicon carbide MOSFET switching tube of pressure resistance 650V -1200V, electric current 90A.
6. the unmanned electromechanical source of a kind of 10KW according to claim 1, which is characterized in that the control panel is electrically connected face
Plate, for carrying out status display to power module.
7. the unmanned electromechanical source of a kind of 10KW according to claim 1, which is characterized in that the control panel passes through communication interface
With host computer communication connection, for realizing the control management to power module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196891.2U CN208597030U (en) | 2018-07-26 | 2018-07-26 | A kind of unmanned electromechanical source of 10KW |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196891.2U CN208597030U (en) | 2018-07-26 | 2018-07-26 | A kind of unmanned electromechanical source of 10KW |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208597030U true CN208597030U (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821196891.2U Active CN208597030U (en) | 2018-07-26 | 2018-07-26 | A kind of unmanned electromechanical source of 10KW |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108696159A (en) * | 2018-07-26 | 2018-10-23 | 合肥聚智电气有限公司 | A kind of unmanned electromechanical sources of 10KW |
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2018
- 2018-07-26 CN CN201821196891.2U patent/CN208597030U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108696159A (en) * | 2018-07-26 | 2018-10-23 | 合肥聚智电气有限公司 | A kind of unmanned electromechanical sources of 10KW |
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