CN108075677A - Power inverter and with its vehicle - Google Patents
Power inverter and with its vehicle Download PDFInfo
- Publication number
- CN108075677A CN108075677A CN201711270037.6A CN201711270037A CN108075677A CN 108075677 A CN108075677 A CN 108075677A CN 201711270037 A CN201711270037 A CN 201711270037A CN 108075677 A CN108075677 A CN 108075677A
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- Prior art keywords
- circuit
- power
- vehicle
- power inverter
- inverter
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Classifications
-
- 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
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses a kind of power inverter and with its vehicle, wherein, power inverter includes：First filter circuit, the first filter circuit are used to the direct current of input being converted to sine wave；Booster circuit, booster circuit are connected with the first filter circuit, are boosted with the output voltage to inverter；H-bridge circuit, H-bridge circuit are connected with booster circuit, to carry out rectification to the output current of inverter；Control circuit, control circuit are connected with H-bridge circuit, to export the alternating current of predetermined power, with to vehicle-mounted household electrical appliance power supply.The power inverter can effectively increase rated output power, to meet the use demand of large power-consuming equipment, improve the applicability of vehicle so that vehicle functions are more diversified, promote user experience.
Description
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of power inverter and with its vehicle.
Background technology
Under normal circumstances, the storage battery that vehicle uses for 24VDC direct current, but due to voltage too it is low lead to not using electricity
The vehicle-mounted household electrical appliance such as rice cooker, hot-water bottle.
In correlation technique, boost to meet user to voltage by inverter to the small-powers household electrical appliance such as hot-water bottle
The demand of equipment.As shown in Figure 1, general vehicle producer all uses the 220V power inverters of 300W or 600W, wherein, 300W/
600W power can match 165A 180A storage batterys, and usage time is longer under parking engine idle condition, but inverter
Internal capacitance is coil type capacitance, and efficiency losses relatively high power is smaller, and available household electrical appliances is caused to be limited, it is small to be only used for hot-water bottle etc.
Power domestic electric appliance, but as user is higher and higher for vehicle comfort requirement, for the need of large power-consuming equipment
Ask more and more so that user demand can not be met, reduce user experience.
The content of the invention
It is contemplated that it solves at least some of the technical problems in related technologies.
For this purpose, an object of the present invention is to provide a kind of power inverter, which can improve vehicle
Applicability so that vehicle functions are more diversified, promoted user experience.
It is another object of the present invention to propose a kind of vehicle.
In order to achieve the above objectives, one aspect of the present invention embodiment proposes a kind of power inverter, including：First filtered electrical
Road, first filter circuit are used to the direct current of input being converted to sine wave；Booster circuit, the booster circuit with it is described
First filter circuit is connected, and is boosted with the output voltage to inverter；H-bridge circuit, the H-bridge circuit and the boosting electricity
Road is connected, to carry out rectification to the output current of the inverter；Control circuit, the control circuit and the H-bridge circuit phase
Even, to export the alternating current of predetermined power, with to vehicle-mounted household electrical appliance power supply.
The direct current of input can be converted into stabilization just by the power inverter of the embodiment of the present invention by filter circuit
String ripple so as to boost by booster circuit, and then carries out rectification by H-bridge circuit, and last output smoothing sine wave is realized
Continue the 220VAC/50Hz alternating currents of 1000W outputs, effectively increase rated output power, to meet large power-consuming equipment
Use demand improves the applicability of vehicle so that vehicle functions are more diversified, promote user experience.
Further, in one embodiment of the invention, the booster circuit includes：Prime control panel and ultracrystallite magnetic
Material, for by the boost in voltage of the direct current to predeterminated voltage.
Further, in one embodiment of the invention, the H-bridge circuit includes：First to fourth IGBT, first
The input terminal of IGBT is connected with the output terminal of the booster circuit, the output terminal of the 4th IGBT and the input terminal of the control circuit
It is connected.
Further, in one embodiment of the invention, the control circuit includes：Rear class control panel, the rear class
Control panel is connected with the 4th IGBT, to export Sine Pulse Width Modulation signal；Second filter circuit, second filtering
Circuit is connected with the rear class control panel, with output smoothing sine wave.
Further, in one embodiment of the invention, further include：Housing, the housing have multi-disc radiating fin,
To radiate.
Further, in one embodiment of the invention, the housing is aluminium alloy compression casting housing.
Further, in one embodiment of the invention, further include：Overvoltage/under-voltage protecting circuit, in overvoltage
Trigger the first protection mechanism；Thermal-shutdown circuit, for triggering the second protection mechanism in excess temperature；Overload protecting circuit is used for
The 3rd protection mechanism is triggered in overload；Short-circuit protection circuit, for triggering the 4th protection mechanism in short circuit；It is inverse to connect protection electricity
Road, for triggering the 5th protection mechanism in power positive cathode reversal connection.
Further, in one embodiment of the invention, the inverter further includes harness micelle and waterproof apron, with
So that degree of protection reaches IP5K3.
Further, in one embodiment of the invention, the direct current be 24V DC direct current, the default work(
The alternating current of rate is the alternating current of the 220V AC/50Hz of 1000W.
In order to achieve the above objectives, another aspect of the present invention embodiment proposes a kind of vehicle, inverse including above-mentioned power supply
Become device.The direct current of input can be converted into stable sine wave by filter circuit by the vehicle, so as to pass through booster circuit
It boosts, and then rectification is carried out by H-bridge circuit, last output smoothing sine wave is realized and continues 1000W outputs
220VAC/50Hz alternating currents, effectively increase rated output power, to meet the use demand of large power-consuming equipment, improve vehicle
Applicability so that vehicle functions are more diversified, promoted user experience.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
It obtains substantially or is recognized by the practice of the present invention.
Description of the drawings
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the structure diagram according to inverter in correlation technique；
Fig. 2 is the structure diagram according to the power inverter of the embodiment of the present invention；
Fig. 3 is the power inverter internal circuit configuration schematic diagram according to one embodiment of the invention；
Fig. 4 is the structure diagram according to the power inverter of a specific embodiment of the invention；And
Fig. 5 is the body diagram according to the power inverter of one embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The power inverter proposed according to embodiments of the present invention is described with reference to the accompanying drawings and there is its vehicle, first will
Describe the power inverter proposed according to embodiments of the present invention with reference to the accompanying drawings.
Fig. 2 is the structure diagram of the power inverter of one embodiment of the invention.
As shown in Fig. 2, the power inverter 10 includes：First filter circuit 100, booster circuit 200,300 and of H-bridge circuit
Control circuit 400.
Wherein, the first filter circuit 100 is used to the direct current of input being converted to sine wave.Booster circuit 200 and first
Filter circuit 100 is connected, and is boosted with the output voltage to inverter 10.H-bridge circuit 300 is connected with booster circuit 200, with
Rectification is carried out to the output current of inverter 10.Control circuit 400 is connected with H-bridge circuit 300, to export the exchange of predetermined power
Electricity, with to vehicle-mounted household electrical appliance power supply.The power inverter 10 of the embodiment of the present invention can effectively increase rated output power,
To meet the use demand of large power-consuming equipment, the applicability of vehicle is improved so that vehicle functions are more diversified, are promoted and used
Family usage experience.
Wherein, in one embodiment of the invention, direct current is the direct current of 24V DC, and the alternating current of predetermined power is
The alternating current of the 220V AC/50Hz of 1000W.
It is understood that with reference to shown in Fig. 3 and Fig. 4, the power inverter 10 of the embodiment of the present invention can be first by 24V
DC storage batterys are converted into stable sine wave by the first filter circuit 100, secondly, are controlled by the prime in booster circuit 200
Plate and ultracrystallite magnetic material boost, so that voltage reaches 220V, again, rectification are carried out by H-bridge circuit 300, finally will control
The SPWM signals of the rear class control panel output of circuit 400 processed by the sine wave of the second filter circuit output smoothing, so as to fulfill
The 220VAC/50Hz alternating currents of 1000W outputs are full to provide electric energy for domestic electric appliances such as electric cooker, micro-wave oven, air-conditionings
The demand of sufficient user promotes user experience.
Further, in one embodiment of the invention, as shown in figure 3, booster circuit 200 includes：Prime control panel
201 with ultracrystallite magnetic material 202.Wherein, prime control panel and ultracrystallite magnetic timber-used are in by the boost in voltage of direct current to default electricity
Pressure.
It is understood that as shown in figure 3, booster circuit 200 is made of prime control panel and ultracrystallite magnetic material.The present invention
The power inverter 10 of embodiment can pass through prime control panel after stable sine wave is formed after the first filter circuit
It boosts with the booster circuit of ultracrystallite magnetic material composition, to obtain predeterminated voltage (220V voltages), wherein, predeterminated voltage can be with
For 220V, specifically set according to actual conditions by those skilled in the art, be not specifically limited herein, ultracrystallite magnetic material
Application so that sensibility reciprocal is big, it is possible to reduce the armature winding number of turns/reduction copper loss, reduce switching frequency, reduce leakage inductance, EMC
(Electro Magnetic Compatibility, Electro Magnetic Compatibility) is easy to implement.
Further, in one embodiment of the invention, as shown in figure 3, H-bridge circuit 300 includes：First to fourth
IGBT.Wherein, the input terminal of the first IGBT is connected with the output terminal of booster circuit 200, output terminal and the control electricity of the 4th IGBT
The input terminal on road 400 is connected.
It is understood that as shown in figure 3, H-bridge circuit 300 is made of four IGBT, wherein, the input terminal of the first IGBT
It is connected with the output terminal of booster circuit 200, the output terminal of the 4th IGBT is connected with the input terminal of control circuit 400, with to circuit
Carry out rectification, and rear class rectification efficiency can be improved by series resonant capacitance, compared with correlation technique can improve 2% to
92%, it in addition, the embodiment of the present invention is designed using independent power supply, is designed by 2 road negative voltages, effectively improves IGBT shut-offs
Reliability, to realize that IGBT is rapidly switched off, meanwhile, it is designed as circuit with stable by 2 tunnel driving powers and powers.
Further, in one embodiment of the invention, as shown in figure 3, control circuit 400 includes：Rear class control panel
401 and second filter circuit 402.Wherein, rear class control panel 401 is connected with the 4th IGBT, to export Sine Pulse Width Modulation
Signal.Second filter circuit 402 is connected with rear class control panel 401, with output smoothing sine wave.
It is understood that as shown in figure 3, control circuit 400 is by 402 groups of 401 and second filter circuit of rear class control panel
Into.Wherein, rear class control panel 401 is connected with the 4th IGBT, to export Sine Pulse Width Modulation signal.Second filter circuit
402 are connected with rear class control panel 401, with output smoothing sine wave, that is to say, that the SPWM signals that rear class control panel 401 exports
Can be by the sine wave of 402 output smoothing of the second filter circuit, the 220VAC/50Hz so as to realize 1000W outputs is handed over
Galvanic electricity.
Further, in one embodiment of the invention, the power inverter 10 of the embodiment of the present invention further includes：Shell
Body.Wherein, housing has multi-disc radiating fin, to radiate.
Optionally, in one embodiment of the invention, as shown in figure 5, housing is aluminium alloy compression casting housing.
It is understood that as shown in figure 5, aluminium alloy compression casting housing (such as board may be employed in the housing of the embodiment of the present invention
Number ADC12, is not particularly limited herein), housing can design a large amount of radiating fins to increase heat dissipation area, and heat dissipation area is
3 times of 24V/300W inverters heat dissipation area in correlation technique；In addition, the main heater element such as (MOSFET, transformation of housing
Device, rectifier diode, electrolytic capacitor etc.) can heat loss through conduction be carried out by housing.
Further, in one embodiment of the invention, the power inverter 10 of the embodiment of the present invention further includes：It crosses
Pressure/under-voltage protecting circuit, thermal-shutdown circuit, overload protecting circuit, short-circuit protection circuit and inverse connect protection circuit.Wherein, mistake
Pressure/under-voltage protecting circuit is used to trigger the first protection mechanism in overvoltage.Thermal-shutdown circuit is used to trigger second in excess temperature
Protection mechanism.Overload protecting circuit is used to trigger the 3rd protection mechanism in overload.Short-circuit protection circuit is used to touch in short circuit
Send out the 4th protection mechanism.The inverse protection circuit that connects is used to trigger the 5th protection mechanism in power positive cathode reversal connection.
It is understood that as shown in table 1-3, the element maximum temperature point in the host of inverter 10<110 degree, housing
Temperature<At 70 degree, overheat protector is enabled；Refer to against protection is connect in the case where power positive cathode is reversed, blown fuse, replace
After fuse, host is without reduced performance；In addition, it can pass through on some security features and environment of inverter and electrical property etc.
The following table 1-3 is learnt：
Table 1
Table 2
Table 3
Further, in one embodiment of the invention, inverter 10 further includes：Harness micelle and waterproof apron.Its
In, harness micelle and waterproof apron are so that degree of protection reaches IP5K3.
It is understood that the inverter 10 of the embodiment of the present invention further includes harness micelle and waterproof apron, correlation technique
In 300W/600W inverter degree of protection be generally IP5K0, water proofing property is poor, and due to the inversion of the embodiment of the present invention
Device 10 is that 220V power inverter power is 1000W, so generation heat is more, wet environment may be formed, in order to improve
Water resistance, the embodiment of the present invention can improve the waterproofing grade of inverter, such as by increasing harness micelle and waterproof apron, with
So that degree of protection reaches IP5K3.
In conclusion the inverter 10 of the embodiment of the present invention is on the premise of GTL vehicle matching requirements are met, in 300W/
Rated output power is increased into 1000W on the basis of 220V power inverters, and the performances such as corresponding heat radiation are promoted；
Also, the application of ultracrystallite magnetic material so that sensibility reciprocal is big, and reduces the armature winding number of turns/reduction copper loss, reduces switching frequency,
Leakage inductance is reduced, and EMC is easy to implement.
The direct current of input can be converted by the power inverter proposed according to embodiments of the present invention by filter circuit
Stable sine wave so as to boost by booster circuit, and then carries out rectification by H-bridge circuit, and last output smoothing is just
String ripple realizes the 220VAC/50Hz alternating currents for continuing 1000W outputs, effectively increases rated output power, to meet high-power use
The use demand of electric equipment improves the applicability of vehicle so that vehicle functions are more diversified, promote user experience.
In addition, the embodiment of the present invention proposes a kind of vehicle, which includes above-mentioned power inverter.The vehicle can be with
The direct current of input is converted into stable sine wave by filter circuit, so as to be boosted by booster circuit, Jin Ertong
It crosses H-bridge circuit and carries out rectification, last output smoothing sine wave is realized the 220VAC/50Hz alternating currents for continuing 1000W outputs, had
Effect increase rated output power, to meet the use demand of large power-consuming equipment, improves the applicability of vehicle so that vehicle work(
Can be more diversified, promote user experience.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instructions such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or
Position relationship is for only for ease of the description present invention and simplifies description rather than instruction or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features contact directly or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It is combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the different embodiments described in this specification or example and different embodiments or exemplary feature
It closes and combines.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of power inverter, which is characterized in that including：
First filter circuit, first filter circuit are used to the direct current of input being converted to sine wave；
Booster circuit, the booster circuit are connected with first filter circuit, are boosted with the output voltage to inverter；
H-bridge circuit, the H-bridge circuit are connected with the booster circuit, to carry out rectification to the output current of the inverter；With
And
Control circuit, the control circuit are connected with the H-bridge circuit, to export the alternating current of predetermined power, with to vehicle-mounted
Household electrical appliance are powered.
2. power inverter according to claim 1, which is characterized in that the booster circuit includes：
Prime control panel and ultracrystallite magnetic material, for by the boost in voltage of the direct current to predeterminated voltage.
3. power inverter according to claim 1, which is characterized in that the H-bridge circuit includes：
First to fourth IGBT, the input terminal of the first IGBT are connected with the output terminal of the booster circuit, the output of the 4th IGBT
End is connected with the input terminal of the control circuit.
4. power inverter according to claim 3, which is characterized in that the control circuit includes：
Rear class control panel, the rear class control panel are connected with the 4th IGBT, to export Sine Pulse Width Modulation signal；
Second filter circuit, second filter circuit is connected with the rear class control panel, with output smoothing sine wave.
5. power inverter according to claim 1, which is characterized in that further include：
Housing, the housing has multi-disc radiating fin, to radiate.
6. power inverter according to claim 5, which is characterized in that the housing is aluminium alloy compression casting housing.
7. power inverter according to claim 1, which is characterized in that further include：
Overvoltage/under-voltage protecting circuit, for triggering the first protection mechanism in overvoltage；
Thermal-shutdown circuit, for triggering the second protection mechanism in excess temperature；
Overload protecting circuit, for triggering the 3rd protection mechanism in overload；
Short-circuit protection circuit, for triggering the 4th protection mechanism in short circuit；
It is inverse to connect protection circuit, for triggering the 5th protection mechanism in power positive cathode reversal connection.
8. power inverter according to claim 1, which is characterized in that the inverter further includes harness micelle and waterproof
Cushion rubber, so that degree of protection reaches IP5K3.
9. according to claim 1-8 any one of them power inverters, which is characterized in that the direct current is the straight of 24VDC
Galvanic electricity, the alternating current that the alternating current of the predetermined power is the 220V AC/50Hz of 1000W.
10. a kind of vehicle, which is characterized in that including：Such as claim 1-9 any one of them power inverters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711270037.6A CN108075677A (en) | 2017-12-05 | 2017-12-05 | Power inverter and with its vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711270037.6A CN108075677A (en) | 2017-12-05 | 2017-12-05 | Power inverter and with its vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN108075677A true CN108075677A (en) | 2018-05-25 |
Family
ID=62157786
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711270037.6A Pending CN108075677A (en) | 2017-12-05 | 2017-12-05 | Power inverter and with its vehicle |
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| JP2002078357A (en) * | 2000-08-28 | 2002-03-15 | Toshiba Corp | Power supply |
| CN203027161U (en) * | 2012-11-28 | 2013-06-26 | 上海奉天电子有限公司 | Circuit module device of vehicle-mounted inverted power supply |
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| CN203731302U (en) * | 2014-03-05 | 2014-07-23 | 四川莱福德科技有限公司 | LED power supply housing |
| CN106328346A (en) * | 2015-07-01 | 2017-01-11 | 北京京仪椿树整流器有限责任公司 | Low-voltage heavy-current ultracrystalline high-frequency transformer |
| CN206595131U (en) * | 2016-12-30 | 2017-10-27 | 四川蔚宇微波科技有限责任公司 | A kind of high frequency transformer |
| CN208189357U (en) * | 2018-05-23 | 2018-12-04 | 纽福克斯光电科技（上海）有限公司 | vehicle-mounted inverter transformer and vehicle-mounted inverter |
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