CN105939129A - Interleaving control method for nine-switch converter - Google Patents
Interleaving control method for nine-switch converter Download PDFInfo
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- CN105939129A CN105939129A CN201610375605.8A CN201610375605A CN105939129A CN 105939129 A CN105939129 A CN 105939129A CN 201610375605 A CN201610375605 A CN 201610375605A CN 105939129 A CN105939129 A CN 105939129A
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- control method
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- 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
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Dc-Dc Converters (AREA)
Abstract
The invention discloses an interleaving control method for a nine-switch converter. The nine-switch converter comprises an upper inverter and a lower inverter. The method comprises the following steps: A, according to a scheduled output voltage vector of the nine-switch converter, selecting seven voltage space vectors required for synthesizing the output voltage vector from a plurality of voltage space vectors of the nine-switch converter as control vectors; B, calculating to obtain the working time of the selected control vectors; and C, determining the working sequence of the control vectors so as to output the scheduled output voltage vector, wherein the control vector of the upper inverter and the control vector of the lower inverter work alternately. Under the condition of outputting same sine line voltage, the number of adopted circuit modes and the number of power switch tube switching times are reduced, so that the switching frequency and loss of the nine-switch converter are effectively reduced.
Description
Technical field
The present invention relates to nine switch converters and control technical field, particularly relate to a kind of nine switch converters
Interleaved control method.
Background technology
Nine switch converters shown in Fig. 1 as power electronic equipment indispensable in commercial Application,
It is widely used in power system, bullet train, electric automobile, large-scale uninterrupted power source (UPS), new
The fields such as energy generating.But, along with the increase of nine switch converters power, and power switch pipe
The raising of switching frequency so that the switching loss of power switch pipe is increasing, it has also become restriction height
One key issue of power density inverter development.
In terms of three-phase inverter control, space vector pulse width modulation (SVPWM) technology with
SPWM strategy is compared, and the harmonic component with output current wave is little, and the profit of DC bus-bar voltage
Higher by rate, it is easier to Digital Control.But, due to the complexity in nine switch converters structures,
Although changer structurally saves the use of switching tube, because of upper and lower inverter on controlling
Coupling and become complicated so that the application of tradition SVPWM technology is greatly limited.Cause
This, presently mainly use SPWM (full name is Sinusoidal Pulse Width Modulation,
I.e. Sinusoidal Pulse Width Modulation) nine switch converters are controlled.
Therefore, prior art need development.
Summary of the invention
In place of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of nine switches and become
The Interleaved control method of parallel operation, it is intended to solve the switching frequency of existing nine switch converters control strategies relatively
Height, is lost bigger problem.
In order to achieve the above object, this invention takes techniques below scheme:
A kind of Interleaved control method of nine switch converters, described nine switch converters include inverter and
Lower inverter, wherein, comprises the steps:
A, predetermined output voltage vector according to nine switch converters, from some electricity of nine switch converters
Pressure space vector selects seven the space vector of voltage conducts synthesized required for described output voltage vector
Control vector；
B, calculating obtain the working time controlling vector selected；
C, determine the job order of described control vector thus export described predetermined output voltage vector；
Wherein, upper inverter and the control vector alternation of lower inverter.
The Interleaved control method of nine described switch converters, wherein, in step C, is meeting superinverse
On the premise of becoming the control vector alternation of device and lower inverter, select to use switching frequency minimum
Job order.
The Interleaved control method of nine described switch converters, wherein, described nine switch converters include
One to the 9th 9 switching tube, inverter and lower inverter in composition.
The Interleaved control method of nine described switch converters, wherein, described seven control vectors are first
To the 7th operation mode:
Wherein, the first operation mode is that the first, the five, the six, the seven, the 8th and the 9th switching tube is led
Logical, second, third and the cut-off of the 4th switching tube；
Second operation mode is the second, the four, the six, the seven, the 8th and the 9th switching tube conducting, the
One, the 3rd and the 5th switching tube cut-off；
3rd operation mode is the three, the four, the five, the seven, the 8th and the 9th switching tube conducting, the
One, second and the 6th switching tube cut-off；
4th operation mode is the first, second, third, fourth, the 5th and the 9th switching tube conducting, the
Six, the 7th and the 8th switching tube cut-off；
5th operation mode is the first, second, third, the five, the 6th and the 7th switching tube conducting, the
Four, the 8th and the 9th switching tube cut-off；
6th operation mode is the first, second, third, fourth, the 6th and the 8th switching tube conducting, the
Five, the 7th and the 9th switching tube cut-off；
7th operation mode is the first, second, third, the seven, the 8th and the 9th switching tube conducting, the
Four, the 5th and the 6th switching tube cut-off.
The Interleaved control method of nine described switch converters, wherein, described job order is followed successively by:
6th operation mode, the second operation mode, the 7th operation mode, the 4th operation mode and the 3rd
Operation mode；Or
4th operation mode, the 3rd operation mode, the 7th operation mode, the 5th operation mode and first
Operation mode；Or
5th operation mode, the first operation mode, the 7th operation mode, the 6th operation mode and second
Operation mode；Or
3rd operation mode, the 4th operation mode, the 7th operation mode, the second operation mode and the 6th
Operation mode；Or
First operation mode, the 5th operation mode, the 7th operation mode, the 3rd operation mode and the 4th
Operation mode；Or
Second operation mode, the 6th operation mode, the 7th operation mode, the 3rd operation mode and the 5th
Operation mode.
The Interleaved control method of nine described switch converters, wherein, described seven control vectors are first
To the 7th operation mode；
Wherein, the first operation mode is that the first, second, the six, the seven, the 8th and the 9th switching tube is led
Logical, the three, the 4th and the 5th switching tube cut-off；
Second operation mode is second, third, the four, the seven, the 8th and the 9th switching tube conducting, the
One, the 5th and the 6th switching tube cut-off；
3rd operation mode is the first, the three, the five, the seven, the 8th and the 9th switching tube conducting, the
Two, the 4th and the 6th switching tube cut-off；
4th operation mode is the first, second, third, fourth, the 8th and the 9th switching tube conducting, the
Five, the 6th and the 7th switching tube cut-off；
5th operation mode is the first, second, third, the five, the 7th and the 9th switching tube conducting, the
Four, the 6th and the 8th switching tube cut-off；
6th operation mode is the first, second, third, the six, the 7th and the 8th switching tube conducting, the
Four, the 5th and the 9th switching tube cut-off；
7th operation mode is the four, the five, the 6th switching tubes conductings, first, second, third, the
Seven, the 8th and the 9th switching tube cut-off.
The Interleaved control method of nine described switch converters, wherein, described job order is followed successively by:
3rd operation mode, the 5th operation mode, the 7th operation mode, the first operation mode and the 6th
Operation mode；Or
First operation mode, the 6th operation mode, the 7th operation mode, the second operation mode and the 4th
Operation mode；Or
Second operation mode, the 4th operation mode, the 7th operation mode, the 3rd operation mode and the 5th
Operation mode；Or
6th operation mode, the first operation mode, the 7th operation mode, the 5th operation mode and the 3rd
Operation mode；Or
4th operation mode, the second operation mode, the 7th operation mode, the 6th operation mode and first
Operation mode；Or
5th operation mode, the 3rd operation mode, the 7th operation mode, the 6th operation mode and second
Operation mode.
The Interleaved control method of nine described switch converters, wherein, described step A specifically includes:
Amplitude according to described predetermined output voltage vector and phase angle, determine predetermined output voltage vector
The work sector at place；
According to described work sector, select the space vector of voltage of correspondence as controlling vector.
Beneficial effect: the Interleaved control method of nine switch converters that the present invention provides, uses nine switches
Upper inverter and the mode of lower inverter alternate run in changer, use the switching that switching frequency is minimum
Mode.Using in 14 space vector of voltage of nine switch converters wherein 7 as control vector,
Participation carries out output voltage vector control.
Above-mentioned control mode is compared with tradition SPWM, SVPWM control strategy, same in output
In the case of sinusoidal line voltage, the circuit mode number used and power switch pipe on-off times are all reduced,
Thus significantly reduce switching frequency and the loss of nine switch converters.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of nine switch converters.
Fig. 2 is the method flow of the Interleaved control method of nine switch converters of the specific embodiment of the invention
Figure.
Fig. 3 is the control mode schematic diagram of tradition SVPWM.
Fig. 4 is the control mode schematic diagram of the Interleaved control method of the specific embodiment of the invention.
Fig. 5 is the output voltage waveform of the Interleaved control method of the specific embodiment of the invention.
Fig. 6 is the schematic diagram of the combination 1 controlling vector of the specific embodiment of the invention.
Fig. 7 is the schematic diagram of the combination 2 controlling vector of the specific embodiment of the invention.
Fig. 8 is the space vector of voltage figure of nine switch converters of the specific embodiment of the invention.
Detailed description of the invention
The present invention provides a kind of Interleaved control method of nine switch converters.For make the purpose of the present invention,
Technical scheme and effect are clearer, clear and definite, and the present invention is entered one by the embodiment that develops simultaneously referring to the drawings
Step describes in detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and
It is not used in the restriction present invention.
As it is shown in figure 1, be the circuit diagram of nine switch converters.It includes 9 switching tubes, is formed respectively
Upper inverter and lower inverter, switching tube the most possible work combination have 14 (i.e. to have 14 works
Make mode).
As in figure 2 it is shown, be the Interleaved control method of nine switch converters of the specific embodiment of the invention.Institute
The method of stating comprises the steps:
S100, predetermined output voltage vector according to nine switch converters, some from nine switch converters
Space vector of voltage is selected seven the space vector of voltage works synthesized required for described output voltage vector
For controlling vector.Wherein, as shown in Figure 8, for the space vector of voltage figure of described nine switch converters.
Concrete, the control vectorial combination using the following two kinds different can be selected, it is of course also possible to choosing
Other suitably control vectorial combination to select use.Wherein, in Fig. 1 S1-S9 respectively with following first to
9th switching tube is corresponding.
Combination 1 is:
The first, the the five, the six, the seven, the 8th and the 9th switching tube conducting, second, third and the 4th
The operation mode U of switching tube cut-offa100；
The second, the the four, the six, the seven, the 8th and the 9th switching tube conducting, the first, the 3rd and the 5th
The operation mode U of switching tube cut-offa010；
Three, the four, the five, the seven, the 8th and the 9th switching tube conducting, first, second and the 6th
The operation mode U of switching tube cut-offa001；
First, second, third, fourth, the 5th and the 9th switching tube conducting, the six, the 7th and the 8th
The operation mode U of switching tube cut-offb110；
First, second, third, the five, the 6th and the 7th switching tube conducting, the four, the 8th and the 9th
The operation mode U of switching tube cut-offb011；
First, second, third, fourth, the 6th and the 8th switching tube conducting, the five, the 7th and the 9th
The operation mode U of switching tube cut-offb101And
First, second, third, the seven, the 8th and the 9th switching tube conducting, the four, the 5th and the 6th
The operation mode U of switching tube cut-off111。
As shown in Figure 6, for the space vector of voltage figure of combination 1 of described nine switch converters.
Combination 2 is:
First, second, the six, the seven, the 8th and the 9th switching tube conducting, the three, the 4th and the 5th
The operation mode U of switching tube cut-offa110；
Second, third, the four, the seven, the 8th and the 9th switching tube conducting, the first, the 5th and the 6th
The operation mode U of switching tube cut-offa011；
The first, the the three, the five, the seven, the 8th and the 9th switching tube conducting, the second, the 4th and the 6th
The operation mode U of switching tube cut-offa101；
First, second, third, fourth, the 8th and the 9th switching tube conducting, the five, the 6th and the 7th
The operation mode U of switching tube cut-offb100；
First, second, third, the five, the 7th and the 9th switching tube conducting, the four, the 6th and the 8th
The operation mode U of switching tube cut-offb010；
First, second, third, the six, the 7th and the 8th switching tube conducting, the four, the 5th and the 9th
The operation mode U of switching tube cut-offb001；
Four, the five, the 6th switching tube conductings, first, second, third, the seven, the 8th and the 9th
The operation mode U of switching tube cut-off000。
As it is shown in fig. 7, be the space vector of voltage figure of the combination 2 of described nine switch converters.
S200, calculating obtain the working time controlling vector selected.Concrete, with output voltage vector
By operation mode Ua110、Ua011As a example by synthesis, each Modality work time is by UrefUTsu=Ua110Ta110+Ua011Ta011Determine, wherein Ta110It is operation mode Ua110Working time, Ta011It is operation mode Ua011Work
Make time, TsuIt it is the time that on nine switch converters, inverter worked within a cycle.
If the output voltage vector of inverter is by operation mode U on nine switch convertersa110、Ua101During synthesis,
The most each Modality work time is by UrefUTsu=Ua110Ta110+Ua101Ta101Determine.If nine switch converters superinverses
Become device output voltage vector by operation mode Ua011、Ua101Synthesis, the most each Modality work time is by UrefUTsu=
Ua011Ta011+Ua101Ta101Determine.
S300, determine the job order of described control vector thus export described predetermined output voltage vector.
Wherein, upper inverter and the control vector alternation of lower inverter.Specific embodiment in the present invention
In, the output voltage of final output is as shown in Figure 5.
As it is shown on figure 3, tradition SVPWM controls to be usually upper and lower inverter to be divided into two sections of regions to enter
Row controls, i.e. in a carrier cycle, and inverter work, rear half load in front half periodic Control
Control lower inverter work period of wave.And to use 7 operation modes (control described in combinations thereof 1
Vector processed) when carrying out Interleaved control, in a carrier cycle, as shown in Figure 4, upper and lower inverter
Above-mentioned alternation, can reduce system latency time.
It is also preferred that the left in step S300, on meeting, inverter replaces with the control vector of lower inverter
On the premise of work, select the job order using switching frequency minimum.That is be, by suitable
Design the transfer sequence of each circuit mode, the mode that selector switching frequency is minimum.Above-mentioned work is suitable
Sequence is arranged, and makes upper and lower inverter alternation while can reducing devices switch frequency, reduces
System latency time.
Meanwhile, for producing during reducing the switching frequency of power tube in circuit and eliminating circuit Mode-switch
Due to voltage spikes, minimum mode switched control strategy was adopted in the even carriers cycle in the odd carriers cycle
Use on off sequence inverse design, if upper inverter is fixing with the output phase place of lower inverter, one can be entered
Step reduces switching frequency so that the switching frequency of power tube reduces three points that extremely tradition SVPWM controls
One of.
Concrete, when using 7 control vectors of combination 1, its possible job order includes:
Ub101-Ua010-U111-Ub110-Ua001Or Ub110-Ua001-U111-Ub011-Ua100Or
Ub011-Ua100-U111-Ub101-Ua010Or Ua001-Ub110-U111-Ua010-Ub101Or
Ua100-Ub011-U111-Ua001-Ub110Or Ua010-Ub101-U111-Ua1001-Ub011
The on off sequence in the even carriers cycle corresponding with above-mentioned possible job order (i.e. works suitable
Sequence) situation is as shown in the table:
| Upper inverter | Lower inverter | On off sequence | Switching times |
| Sector I | Sector IV | Ub001-Ua110-U000-Ub010-Ua101 | 4 |
| Sector II | Sector V | Ub100-Ua011-U000-Ub001-Ua110 | 4 |
| Sector III | Sector VI | Ub100-Ua011-U000-Ub001-Ua110 | 4 |
| Sector IV | Sector I | Ub010-Ua101-U000-Ub100-Ua011 | 4 |
| Sector V | Sector II | Ub010-Ua101-U000-Ub100-Ua011 | 4 |
| Sector VI | Sector III | Ub001-Ua110-U000-Ub010-Ua101 | 4 |
| Total switching times | 24 |
And when using 7 control vectors of combination 2, its possible job order includes:
Ua101-Ub010-U000-Ua110-Ub001Or Ua110-Ub001-U000-Ua011-Ub100Or
Ua011-Ub100-U000-Ua101-Ub010Or Ub001-Ua110-U000-Ub010-Ua101Or
Ub100-Ua011-U000-Ub001-Ua110Or Ub010-Ua101-U000-Ub1001-Ua011
The on off sequence in the odd carriers cycle corresponding with above-mentioned possible job order (i.e. works suitable
Sequence) situation is as shown in the table:
| Upper inverter | Lower inverter | On off sequence | Switching times |
| Sector I | Sector IV | Ua101-Ub010-U000-Ua110-Ub001 | 4 |
| Sector II | Sector V | Ua110-Ub001-U000-Ua011-Ub100 | 4 |
| Sector III | Sector VI | Ua110-Ub001-U000-Ua011-Ub100 | 4 |
| Sector IV | Sector I | Ua011-Ub100-U000-Ua101-Ub010 | 4 |
| Sector V | Sector II | Ua011-Ub100-U000-Ua101-Ub010 | 4 |
| Sector VI | Sector III | Ua101-Ub010-U000-Ua110-Ub001 | 4 |
| Total switching times | 24 |
According to above-mentioned two embodiment, the Interleaved control method of nine switch converters of the present invention uses 6
Individual nonzero voltage space vector and a Zero voltage vector carry out Vector modulation, have employed switching sequence simultaneously
Reversion controls, such as, in a carrier cycle, it is considered to VrefUAt sector II and sector III, VrefL
In sector V and the situation of sector VI, now, for upper part inverter, when the odd carriers cycle,
Switching sequence is designed as Ua110-U000-Ua011, and when the even carriers cycle, switching sequence is designed as
Ua011-U000-Ua110, same, for lower part inverter, the switching sequence when the odd carriers cycle
It is designed as Ub001-U000-Ub100, and switching sequence is designed as U when the even carriers cycleb100-U000-Ub001。
Under this on off sequence, each carrier cycle breaker in middle pipe only need to switch 4 times, compares tradition SVPWM
Control, decrease switching frequency greatly.
In a particular embodiment of the present invention, step S100 specifically includes:
First, according to amplitude and the phase angle of described predetermined output voltage vector, predetermined output electricity is determined
The work sector at pressure vector place.Then, according to described work sector, the voltage space of correspondence is selected
Vector, as controlling vector, synthesizes described output voltage vector (as it is shown in figure 1, seven voltage spaces
The most corresponding 6 the different sectors of vector).
Specifically can be calculated by following formula and determine the work sector at predetermined output voltage vector place:
Wherein, UrefFor output voltage vector, UαAnd UβRepresent that output voltage vector is in static coordinate respectively
Component on the biphase coordinate axes of alpha-beta, different N values represent corresponding work sector.
It is understood that for those of ordinary skills, can be according to the technical side of the present invention
Case and present inventive concept in addition equivalent or change, and all these change or replace and all should belong to this
Scope of the claims appended by invention.
Claims (8)
1. an Interleaved control method for nine switch converters, described nine switch converters include inversion
Device and lower inverter, it is characterised in that comprise the steps:
A, predetermined output voltage vector according to nine switch converters, from some electricity of nine switch converters
Pressure space vector selects seven the space vector of voltage conducts synthesized required for described output voltage vector
Control vector；
B, calculating obtain the working time controlling vector selected；
C, determine the job order of described control vector thus export described predetermined output voltage vector；
Wherein, upper inverter and the control vector alternation of lower inverter.
The Interleaved control method of nine switch converters the most according to claim 1, it is characterised in that
In step C, on meeting on the premise of the control vector alternation of inverter and lower inverter,
Select the job order using switching frequency minimum.
The Interleaved control method of nine switch converters the most according to claim 1, it is characterised in that
Described nine switch converters include first to the 9th 9 switching tube, inverter and lower inverter in composition.
The Interleaved control method of nine switch converters the most according to claim 3, it is characterised in that
Described seven control vectors are the first to the 7th operation mode:
Wherein, the first operation mode is that the first, the five, the six, the seven, the 8th and the 9th switching tube is led
Logical, second, third and the cut-off of the 4th switching tube；
Second operation mode is the second, the four, the six, the seven, the 8th and the 9th switching tube conducting, the
One, the 3rd and the 5th switching tube cut-off；
3rd operation mode is the three, the four, the five, the seven, the 8th and the 9th switching tube conducting, the
One, second and the 6th switching tube cut-off；
4th operation mode is the first, second, third, fourth, the 5th and the 9th switching tube conducting, the
Six, the 7th and the 8th switching tube cut-off；
5th operation mode is the first, second, third, the five, the 6th and the 7th switching tube conducting, the
Four, the 8th and the 9th switching tube cut-off；
6th operation mode is the first, second, third, fourth, the 6th and the 8th switching tube conducting, the
Five, the 7th and the 9th switching tube cut-off；
7th operation mode is the first, second, third, the seven, the 8th and the 9th switching tube conducting, the
Four, the 5th and the 6th switching tube cut-off.
The Interleaved control method of nine switch converters the most according to claim 4, it is characterised in that
Described job order is followed successively by:
6th operation mode, the second operation mode, the 7th operation mode, the 4th operation mode and the 3rd
Operation mode；Or
4th operation mode, the 3rd operation mode, the 7th operation mode, the 5th operation mode and first
Operation mode；Or
5th operation mode, the first operation mode, the 7th operation mode, the 6th operation mode and second
Operation mode；Or
3rd operation mode, the 4th operation mode, the 7th operation mode, the second operation mode and the 6th
Operation mode；Or
First operation mode, the 5th operation mode, the 7th operation mode, the 3rd operation mode and the 4th
Operation mode；Or
Second operation mode, the 6th operation mode, the 7th operation mode, the 3rd operation mode and the 5th
Operation mode.
The Interleaved control method of nine switch converters the most according to claim 3, it is characterised in that
Described seven control vectors are the first to the 7th operation mode；
Wherein, the first operation mode is that the first, second, the six, the seven, the 8th and the 9th switching tube is led
Logical, the three, the 4th and the 5th switching tube cut-off；
Second operation mode is second, third, the four, the seven, the 8th and the 9th switching tube conducting, the
One, the 5th and the 6th switching tube cut-off；
3rd operation mode is the first, the three, the five, the seven, the 8th and the 9th switching tube conducting, the
Two, the 4th and the 6th switching tube cut-off；
4th operation mode is the first, second, third, fourth, the 8th and the 9th switching tube conducting, the
Five, the 6th and the 7th switching tube cut-off；
5th operation mode is the first, second, third, the five, the 7th and the 9th switching tube conducting, the
Four, the 6th and the 8th switching tube cut-off；
6th operation mode is the first, second, third, the six, the 7th and the 8th switching tube conducting, the
Four, the 5th and the 9th switching tube cut-off；
7th operation mode is the four, the five, the 6th switching tubes conductings, first, second, third, the
Seven, the 8th and the 9th switching tube cut-off.
The Interleaved control method of nine switch converters the most according to claim 3, it is characterised in that
Described job order is followed successively by:
3rd operation mode, the 5th operation mode, the 7th operation mode, the first operation mode and the 6th
Operation mode；Or
First operation mode, the 6th operation mode, the 7th operation mode, the second operation mode and the 4th
Operation mode；Or
Second operation mode, the 4th operation mode, the 7th operation mode, the 3rd operation mode and the 5th
Operation mode；Or
6th operation mode, the first operation mode, the 7th operation mode, the 5th operation mode and the 3rd
Operation mode；Or
4th operation mode, the second operation mode, the 7th operation mode, the 6th operation mode and first
Operation mode；Or
5th operation mode, the 3rd operation mode, the 7th operation mode, the 6th operation mode and second
Operation mode.
The Interleaved control method of nine switch converters the most according to claim 1, it is characterised in that
Described step A specifically includes:
Amplitude according to described predetermined output voltage vector and phase angle, determine predetermined output voltage vector
The work sector at place；
According to described work sector, select the space vector of voltage of correspondence as controlling vector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610375605.8A CN105939129A (en) | 2016-07-27 | 2016-07-27 | Interleaving control method for nine-switch converter |
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| WO2022045400A1 (en) * | 2020-08-28 | 2022-03-03 | 엘지마그나 이파워트레인 주식회사 | Motor driving device, and vehicle having same |
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