CN110212826A - One kind going straight up to pressure double-fed switch reluctance generator converter system - Google Patents
One kind going straight up to pressure double-fed switch reluctance generator converter system Download PDFInfo
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- CN110212826A CN110212826A CN201910584035.7A CN201910584035A CN110212826A CN 110212826 A CN110212826 A CN 110212826A CN 201910584035 A CN201910584035 A CN 201910584035A CN 110212826 A CN110212826 A CN 110212826A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
- H02P9/26—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices
- H02P9/30—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices
- H02P9/305—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices controlling voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
- H02P9/38—Self-excitation by current derived from rectification of both output voltage and output current of generator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P2101/00—Special adaptation of control arrangements for generators
- H02P2101/15—Special adaptation of control arrangements for generators for wind-driven turbines
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
One kind going straight up to pressure double-fed switch reluctance generator converter system, by battery, main circuit, charging and energy regenerative circuit, bidirectional isolator, output capacitor composition, main circuit is made of the circuitry phase of each phase winding, each circuitry phase is parallel with one another, battery provides excitation, the enhanced excitation effect that excitation voltage doubles when each circuitry phase can realize excitation, outlet side voltage can be directly realized by and be apparently higher than input side battery voltage, solve the problems, such as that excitation stage outlet side cannot obtain continuously exporting electric current in switch reluctance generator operation simultaneously, and there is battery to participate in exporting in the excitation stage, to which outlet side power quality is higher；Charging can give battery positive charge with energy regenerative circuit automatically, can also be battery electric energy reversely to be exported to the adaptability for improving system to load-side under extreme case；It is applied in the middle-size and small-size switch reluctance generator system of the high speed being suitable under all kinds of power drives.
Description
Technical field
The present invention relates to switched reluctance motor system fields, and in particular to a kind of directly boosting, continuously output, automatic charging
With the switch reluctance generator converter system and its control method of reversed energy regenerative.
Background technique
Switched reluctance machines structure simple rigid, fault-tolerance is strong, small without winding heat dissipation pressure on rotor, answers as generator
With having broad prospects.
In the application of most of generators, it is same that switch reluctance generator is normally applied field, often after issuing electric energy
It to boost by special increasing apparatus, to meet the needs of load-side.
It is obvious to switch reluctance generator progress excitation advantage as separate excitation power supply using battery, but lacked under usual manner
Point is also obvious, first is that battery can not such as charge, then needs to expend a large amount of costs of labor, reliability also reduces, second is that when excitation
Give phase winding is only battery voltage, can not play the enhanced excitation effect that switch reluctance generator is relatively lain in.
In switch reluctance generator system work, excitation stage and power generating stage timesharing are carried out, and are different, are often resulted in
Output end fluctuation is larger, can not directly obtain relatively stable continuous current, because of in general power generating stage output termination
The energy supply from phase winding etc. is received, and the excitation stage can not often export electric energy, cause outlet side power quality low, even if using
Mode in parallel after polyphase windings output, although can improve output power quality, periodically larger pulsation problem is still remained.
In some application fields, the Switched Reluctance Generator for Wind Power System field such as under wind drive, the shakiness of wind-force
Qualitative to cause the unstable of power generation output, in extreme circumstances, for example load lateral load is larger and by chance wind-force is weaker at this time, or
Person's load-side short trouble voltage dip etc., switch reluctance generator system will have to shut down when serious, so that load
Side paralysis, even if the field power supply for example more electric energy of accumulators store, often can not also use.
Summary of the invention
According to above background technique, switch reluctance generator unsteady flow main circuit itself is relied on present invention proposes a kind of
It directly boosts, outlet side electric energy keeps continuous in excitation and power generating stage, and excitation battery can automatic charging and anti-when necessary
It is middle-size and small-size suitable for switch reluctance generator converter system from the high speed under all kinds of power drives to energy regenerative and its control method
The application of switch reluctance generator system field.
The technical solution of the present invention is as follows:
One kind going straight up to pressure double-fed switch reluctance generator converter system, characterized in that includes: battery, main circuit, charging
With energy regenerative circuit, bidirectional isolator, output capacitor, the accumulator anode and cathode both ends are being separately connected the main circuit input just
Cathode both ends, are also separately connected the charging and energy regenerative circuit output positive and negative end, and main circuit exports positive and negative end difference
The output capacitor positive and negative end is connected, the bidirectional isolator input positive and negative end, two-way isolation are also separately connected
Device output positive and negative end is separately connected charging and energy regenerative circuit inputs positive and negative end；
Main circuit includes the first circuitry phase, the second circuitry phase, third circuitry phase, first circuitry phase, second phase
Circuit, the third phase circuit structure are identical, their input positive and negative end is connected in parallel, i.e. the first circuitry phase, the second phase
Circuit, third circuitry phase respectively input positive terminal and are connected and input positive terminal, the first circuitry phase, two phase electricity as main circuit
Road, third circuitry phase respectively input negative pole end be connected and as main circuit input negative pole end, the first circuitry phase, the second circuitry phase,
The output positive and negative end of third circuitry phase is connected in parallel, i.e. the first circuitry phase, the second circuitry phase, third circuitry phase respectively export
Positive terminal is connected and as main circuit output cathode end, the respective output negative pole of the first circuitry phase, the second circuitry phase, third circuitry phase
End is connected and as main circuit output negative pole end；
First circuitry phase includes first switch tube, second switch, first winding of the first phase winding, the first phase winding
Two windings, first capacitor device, the second capacitor, first diode, the second diode, third diode, the first switch
Tube anode connects described first phase winding, second winding one end, and inputs positive terminal, first switch tube as the first circuitry phase
Cathode connects described first phase winding, first winding one end, first capacitor device one end, second diode cathode, the
The one winding other end of phase winding second connects the second switch tube anode, the first diode anode, second electricity
One end, second switch tube cathode connect first winding other end of the first phase winding, and negative as the input of the first circuitry phase
Extremely, the first capacitor device other end connects first diode cathode, the third diode anode, the connection of the second diode anode
The second capacitor other end, and as the first circuitry phase output negative pole end, third diode cathode is exported as the first circuitry phase
Positive terminal；
Second circuitry phase includes third switching tube, the 4th switching tube, first winding of the second phase winding, the second phase winding
Two windings, third capacitor, the 4th capacitor, the 4th diode, the 5th diode, the 6th diode, the third switch
Tube anode connects described second phase winding, second winding one end, and inputs positive terminal, third switching tube as the second circuitry phase
Cathode connects described second phase winding, first winding one end, third capacitor one end, the 5th diode cathode, the
Second winding other end connection of two-phase winding the 4th switch tube anode, the 4th diode anode, the 4th electricity
One end, the 4th switch tube cathode connect first winding other end of the second phase winding, and negative as the input of the second circuitry phase
Extremely, the third capacitor other end connects the 4th diode cathode, the 6th diode anode, the connection of the 5th diode anode
The 4th capacitor other end, and as the second circuitry phase output negative pole end, the 6th diode cathode is exported as the second circuitry phase
Positive terminal；
Third circuitry phase includes the 5th switching tube, the 6th switching tube, first winding of third phase winding, third phase winding the
Two windings, the 5th capacitor, the 6th capacitor, the 7th diode, the 8th diode, the 9th diode, the 5th switch
Tube anode connects described second winding one end of third phase winding, and inputs positive terminal, the 5th switching tube as third circuitry phase
Cathode connects described first winding one end of third phase winding, described 5th capacitor one end, the 8th diode cathode, the
Second winding other end connection of three-phase windings the 6th switch tube anode, the 7th diode anode, the 6th electricity
One end, the 6th switch tube cathode connect first winding other end of third phase winding, and negative as the input of third circuitry phase
Extremely, the 5th capacitor other end connects the 7th diode cathode, the 9th diode anode, the connection of the 8th diode anode
The 6th capacitor other end, and as third phase circuit output negative pole end, the 9th diode cathode is as third phase circuit output
Positive terminal；
Second first winding of phase winding first, the first phase winding winding constitute the first phase winding, the second phase winding the
Second one winding, the second phase winding winding constitute the second phase winding, first winding of third phase winding, third phase winding the
Two windings constitute third phase winding；
Charging includes the 7th capacitor, the 8th capacitor, the 9th capacitor, the tenth capacitor, the 11st with energy regenerative circuit
Capacitor, the 12nd capacitor, the 13rd capacitor, the 7th switching tube, the 8th switching tube, the 9th switching tube, the tenth switching tube,
Tenth diode, the 11st diode, the 12nd diode, the 13rd diode, transformer, described 7th capacitor one end connect
The 9th the switch tube anode, the 12nd diode cathode, described 11st capacitor one end are connect, and as charging and feedback
Energy circuit inputs positive terminal, and the 7th capacitor other end connects described 8th capacitor one end, the Circuit Fault on Secondary Transformer winding
One end, the 8th capacitor other end connection the tenth switch tube cathode, the 13rd diode anode, the 12nd electricity
One end, and negative pole end is inputted as charging and energy regenerative circuit, the 9th switch tube cathode connects the 12nd diode anode, the
The 11 capacitor other ends, it is described 8th switch tube anode, the 11st diode cathode, described tenth capacitor one end,
Described 13rd capacitor one end, the tenth switch tube anode connect the 13rd diode cathode, the 12nd capacitor other end, institute
The 7th switch tube cathode, the tenth diode anode, described 9th capacitor one end is stated, and defeated with energy regenerative circuit as charging
Negative pole end out, the 7th switch tube anode connect the tenth diode cathode, the 9th capacitor other end, the 8th switch tube cathode, the
11 diode anodes, the tenth capacitor other end, transformer primary winding one end, the Circuit Fault on Secondary Transformer winding other end,
The transformer primary winding other end connect the 13rd capacitor other end, and as charging with energy regenerative circuit output positive terminal,
The winding reversed polarity of transformer two sides.
A kind of control method for going straight up to pressure double-fed switch reluctance generator converter system, characterized in that according to switching magnetic-resistance
Generator operation logic and its rotor position information, when needing the first phase winding to devote oneself to work, the first circuitry phase is devoted oneself to work,
Be closed first switch tube and second switch first, into the excitation stage, according to the rotor position information excitation stage after, break
First switch tube and second switch are opened, into power generating stage；
According to rotor position information when needing the second phase winding, third phase winding to devote oneself to work, corresponding two phase electricity
Road, third circuitry phase are devoted oneself to work respectively, and operating mode is identical with the first circuitry phase, specific switching device corresponding relationship
Are as follows: third switching tube, the 5th switching tube correspond to first switch tube, and the 4th switching tube, the 6th switching tube correspond to second switch；
When detecting accumulator electric-quantity lower than lower limit value, charging is devoted oneself to work with energy regenerative circuit, forward direction operation, charging and
Energy regenerative circuit output electric energy charges to battery, charges as follows with energy regenerative circuit forward direction work step:
Step 1: the tenth switching tube closure；
Step 2: the 8th switching tube closure；
Step 3: the 8th switching tube, the tenth switching tube disconnect；
Step 4: the 9th switching tube closure；
Step 5: the 9th switching tube disconnects；
Above step circulation carries out, and under the conditions of meeting based on above step, according to battery needs, step as above is adjusted
In each switching tube duty ratio, change charging and energy regenerative circuit forward direction output charging voltage and electric current.
When accumulator electric-quantity is higher than lower limit value, and output capacitor lateral load excessive voltage is lower than lower limit value, charging
With energy regenerative circuit inverted running energy regenerative, battery electric energy reverse conversion is exported, charging and energy regenerative circuit reverse operation step are such as
Under:
Step 1: the 7th switching tube closure；
Step 2: the 7th switching tube disconnects；
Step 3: the 8th switching tube closure；
Step 4: the 8th switching tube disconnects；
Above step circulation carries out, adjustable according to output capacitor lateral load needs under the conditions of being met based on above step
Each switching tube duty ratio in step as above is saved, changes charging with energy regenerative circuit and reversely exports energy regenerative voltage and current.
Technical effect of the invention mainly has:
(1) in main circuit of the invention, each circuitry phase carries out excitation and power generation to the corresponding phase winding of switch reluctance generator
While job control, output voltage is apparently higher than the battery voltage of input side, i.e., without other special booster circuits or
Subsequent boosting link is at least reduced, biggish voltage can be realized using itself circuitry phase and be lifted, having adapted to the most of industry needs
It wants, and in main circuit therefore the voltage stress of each switching tube is without increasing；In addition, one phase winding is divided into two when the excitation stage
A branch winding parallel, so that comparatively excitation voltage doubles and plays strengthening effect, and two branch windings of power generating stage are
Series connection, and be conducive to output voltage and be lifted.
(2) when every circuitry phase work of main circuit, excitation stage and power generating stage have continuous electric current to export, in addition respectively
Circuitry phase output-parallel, so main circuit output power quality is high, special emphasis is that each phase winding excitation stage is to phase winding
While excitation, outlet side can receive the electric energy from input side simultaneously, further ensure the steady of outlet side electric current entirety
It is qualitative.
(3) although charging is with energy regenerative circuit, each operating switch pipe is high-frequency PWM mode, charging and energy regenerative at work
Circuit only needs just come into operation under charging or load-side extreme case in battery, and total switching loss is not high, and
And each switching tube can realize Sofe Switch operation in this charging and the work of energy regenerative circuit.
Detailed description of the invention
Fig. 1 show one kind of the invention and goes straight up to pressure double-fed switch reluctance generator converter system circuit structure diagram.
Specific embodiment
One kind of the present embodiment goes straight up to pressure double-fed switch reluctance generator converter system, converter system circuit structure such as attached drawing
Shown in 1, it is made of battery X, main circuit 1, charging with energy regenerative circuit 2, bidirectional isolator 3, output capacitor C0, battery
X positive and negative end is separately connected main circuit 1 and inputs positive and negative end, is also separately connected charging and energy regenerative circuit 2 exports positive and negative anodes
Both ends, main circuit 1 export positive and negative end and are separately connected output capacitor C0 positive and negative end, are also separately connected bidirectional isolator
3 input positive and negative ends, bidirectional isolator 3 export positive and negative end and are separately connected charging and the input positive and negative anodes two of energy regenerative circuit 2
End, output capacitor positive and negative end are that the power generation of switch reluctance generator converter system of the present invention exports electric energy end；
Main circuit 1 includes the first circuitry phase 101, the second circuitry phase 102, third circuitry phase 103, the first circuitry phase 101, the
Two-phase circuit 102, the respective internal structure of third circuitry phase 103 are identical, their input positive and negative end is connected in parallel, i.e.,
Respectively input positive terminal is connected and inputs as main circuit 1 for first circuitry phase 101, the second circuitry phase 102, third circuitry phase 103
Positive terminal, respectively input negative pole end is connected and as main electricity for the first circuitry phase 101, the second circuitry phase 102, third circuitry phase 103
Road 1 inputs negative pole end, and the output positive and negative end parallel connection of the first circuitry phase 101, the second circuitry phase 102, third circuitry phase 103 connects
It connects, i.e. the first circuitry phase 101, the second circuitry phase 102, the respective output cathode end of third circuitry phase 103 are connected and as main circuit 1
Output cathode end, the first circuitry phase 101, the second circuitry phase 102, the respective output negative pole end of third circuitry phase 103 is connected and conduct
1 output negative pole end of main circuit；
First circuitry phase 101 includes first switch tube V1, second switch V2, first winding M1 of the first phase winding, the
The one winding M2 of phase winding second, first capacitor device C1, the second capacitor C2, first diode D1, the second diode D2, third
Diode D3, first switch tube V1 anode connect second one end winding M2 of the first phase winding, and defeated as the first circuitry phase 101
Enter positive terminal, first switch tube V1 cathode connects first one end winding M1 of the first phase winding, the one end first capacitor device C1, second
Diode D2 cathode, the first winding M2 other end of phase winding second connect second switch V2 anode, first diode D1 sun
Pole, second one end capacitor C2, second switch V2 cathode connect first winding M1 other end of the first phase winding, and as the
One-phase circuit 101 inputs negative pole end, and the first capacitor device C1 other end connects first diode D1 cathode, third diode D3 sun
Pole, the second diode D2 anode connect the second capacitor C2 other end, and as 101 output negative pole end of the first circuitry phase, third
Diode D3 cathode is as 101 output cathode end of the first circuitry phase；
Second circuitry phase 102 includes third switching tube V3, the 4th switching tube V4, first winding N1 of the second phase winding, the
Second winding N2 of two-phase winding, third capacitor C3, the 4th capacitor C4, the 4th diode D4, the 5th diode D5, the 6th
Diode D6, third switching tube V3 anode connect second one end winding N2 of the second phase winding, and defeated as the second circuitry phase 102
Enter positive terminal, third switching tube V3 cathode connects first one end winding N1 of the second phase winding, the one end third capacitor C3, the 5th
Diode D5 cathode, the second winding N2 other end of phase winding second connect the 4th switching tube V4 anode, the 4th diode D4 sun
Pole, the 4th one end capacitor C4, the 4th switching tube V4 cathode connect first winding N1 other end of the second phase winding, and as the
Two-phase circuit 102 inputs negative pole end, and the third capacitor C3 other end connects the 4th diode D4 cathode, the 6th diode D6 sun
Pole, the 5th diode D5 anode connect the 4th capacitor C4 other end, and as 102 output negative pole end of the second circuitry phase, and the 6th
Diode D6 cathode is as 102 output cathode end of the second circuitry phase；
Third circuitry phase 103 includes the 5th switching tube V5, the 6th switching tube V6, first winding P1 of third phase winding, the
Second winding P2 of three-phase windings, the 5th capacitor C5, the 6th capacitor C6, the 7th diode D7, the 8th diode D8, the 9th
Diode D9, the 5th switching tube V5 anode connect second one end winding P2 of third phase winding, and defeated as third circuitry phase 103
Enter positive terminal, the 5th switching tube V5 cathode connects first one end winding P1 of third phase winding, the 5th one end capacitor C5, the 8th
Diode D8 cathode, second winding P2 other end of third phase winding connect the 6th switching tube V6 anode, the 7th diode D7 sun
Pole, the 6th one end capacitor C6, the 6th switching tube V6 cathode connect first winding P1 other end of third phase winding, and as the
Three-phase circuit 103 inputs negative pole end, and the 5th capacitor C5 other end connects the 7th diode D7 cathode, the 9th diode D9 sun
Pole, the 8th diode D8 anode connect the 6th capacitor C6 other end, and as 103 output negative pole end of third circuitry phase, and the 9th
Diode D9 cathode is as 103 output cathode end of third circuitry phase；
Second the first winding M1 of phase winding first, the first phase winding winding M2 constitute the first phase winding M, the second phase around
Second first winding N1 of group, the second phase winding winding N2 constitute the second phase winding N, first winding P1 of third phase winding,
Second winding P2 of third phase winding constitutes third phase winding P；Each capacitor is sufficiently large, to keep its both end voltage relatively steady
It is fixed；
Charging includes the 7th capacitor C7, the 8th capacitor C8, the 9th capacitor C9, the tenth capacitor with energy regenerative circuit 2
C10, the 11st capacitor C11, the 12nd capacitor C12, the 13rd capacitor C13, the 7th switching tube V7, the 8th switching tube
V8, the 9th switching tube V9, the tenth switching tube V10, the tenth diode D10, the 11st diode D11, the 12nd diode D12,
13rd diode D13, transformer T, the 7th one end capacitor C7 connect the 9th switching tube V9 anode, the 12nd diode D12
Cathode, the 11st one end capacitor C11, and positive terminal is inputted as charging and energy regenerative circuit 2, the 7th capacitor C7 other end connects
The 8th one end capacitor C8, the one end transformer T secondary side winding b are connect, the 8th capacitor C8 other end connects the tenth switching tube V10
Cathode, the 13rd diode D13 anode, the 12nd one end capacitor C12, and negative pole end is inputted as charging and energy regenerative circuit 2,
9th switching tube V9 cathode connects the 12nd diode D12 anode, the 11st capacitor C11 other end, the 8th switching tube V8 sun
Pole, the 11st diode D11 cathode, the tenth one end capacitor C10, the 13rd one end capacitor C13, the tenth switching tube V10 sun
Pole connects the 13rd diode D13 cathode, the 12nd capacitor C12 other end, the 7th switching tube V7 cathode, the tenth diode
D10 anode, the 9th one end capacitor C9, and as charging and 2 output negative pole end of energy regenerative circuit, the connection of the 7th switching tube V7 anode
Tenth diode D10 cathode, the 9th capacitor C9 other end, the 8th switching tube V8 cathode, the 11st diode D11 anode,
The ten capacitor C10 other ends, the one end transformer T first side winding a, the transformer T secondary side winding b other end, transformer T are primary
The side winding a other end connects the 13rd capacitor C13 other end, and as charging and 2 output cathode end of energy regenerative circuit, transformer
The winding reversed polarity of the two sides T, and transformer T secondary side winding b the number of turns is greater than 1 divided by transformer T first side winding a the number of turns.
The control method for going straight up to pressure double-fed switch reluctance generator converter system of the present embodiment, generates electricity according to switching magnetic-resistance
Machine operation logic and its rotor position information, when needing the first phase winding M to devote oneself to work, the first circuitry phase 101 is devoted oneself to work,
It is closed first switch tube V1 and second switch V2 first, into the excitation stage, there are three in this first circuitry phase of stage 101
Circuit is respectively as follows: X-V1-M1-X, X-M2-V2-X, X-V1-C1-D3-C0-C2-V2-X, and wherein the first two circuit is battery X
Second winding M2 excitation of first winding M1 of the first phase winding and the first phase winding, the voltage point on two branch windings are given in parallel connection
Not Deng Yu battery X voltage, the last one circuit be the equal of battery X, first capacitor device C1, the second capacitor C2 three string
Ally the communists the side output capacitor C0 in the same direction output electric energy, i.e., the excitation stage, there is also the continuous power outputs from input side；According to
After the rotor position information excitation stage, first switch tube V1 and second switch V2 is disconnected, into power generating stage, at this time
There are three circuits, are respectively as follows: M2-D1-C1-M1-X-M2, M2-C2-D2-M1-X-M2, M2-D1-D3-C0-D2-M1-X-M2,
First circuit is the equal of first winding M1 of the first phase winding, second winding M2 of the first phase winding, battery X three string
Join and charge to first capacitor device C1, second circuit is the equal of first winding M1 of the first phase winding, the first phase winding second
Branch winding M2, battery X three connect to charge to the second capacitor C1, first capacitor device C1 and the second capacitor C2 capacitance phase
Together, voltage is identical, third circuit be the equal of first winding M1 of the first phase winding, second winding M2 of the first phase winding,
Battery X three connects and exports electric energy outward while charging to output capacitor C0, it is seen that output end voltage will be much larger than defeated
Enter the battery X both end voltage value of side；
According to rotor position information when needing the second phase winding N, third phase winding P to devote oneself to work, corresponding second phase
Circuit 102, third circuitry phase 103 are devoted oneself to work respectively, and operating mode is identical with the first circuitry phase 101, specific corresponding pass
System are as follows: third switching tube V3, the 5th switching tube V5 correspond to first switch tube V1, and the 4th switching tube V4, the 6th switching tube V6 are corresponding
Second switch V2, the second winding N1 of phase winding first, corresponding first phase winding first of first winding P1 of third phase winding
Branch winding M1, the second winding N2 of phase winding second, corresponding first phase winding of second winding P2 of third phase winding second around
Group M2, third capacitor C3, the 5th capacitor C5 correspond to first capacitor device C1, and the 4th capacitor C4, the 6th capacitor C6 are corresponding
Second capacitor C2, the 4th diode D4, the 7th diode D7 corresponds to first diode D1, the 5th diode D5, the eight or two pole
Corresponding second the diode D2, the 6th diode D6, the 9th diode D9 of pipe D8 corresponds to third diode D3；
When detecting battery X electricity lower than lower limit value, charging is devoted oneself to work with energy regenerative circuit 2, forward direction operation, charging
It exports electric energy with energy regenerative circuit 2 to charge to battery X, charging and the positive work step of energy regenerative circuit 2 are as follows:
Step 1: the tenth switching tube V10 closure；
Step 2: the 8th switching tube V8 closure；
Step 3: the 8th switching tube V8, the tenth switching tube V10 are disconnected；
Step 4: the 9th switching tube V9 closure；
Step 5: the 9th switching tube V9 is disconnected；
Above step circulation carries out, and under the conditions of meeting based on above step, according to battery X needs, as above step is adjusted
Each switching tube duty ratio in rapid, and then change charging and the positive output charging voltage of energy regenerative circuit 2 and electric current.
When battery X electricity is higher than lower limit value, and output capacitor C0 lateral load excessive voltage is lower than lower limit value, fill
Electricity and 2 inverted running energy regenerative of energy regenerative circuit, battery X electric energy reverse conversion is exported, and is constituted together with the power generation output of main circuit 1
Double-fed energy mode, steps are as follows with 2 reverse operation of energy regenerative circuit for charging:
Step 1: the 7th switching tube V7 closure；
Step 2: the 7th switching tube V7 is disconnected；
Step 3: the 8th switching tube V8 closure；
Step 4: the 8th switching tube V8 is disconnected；
Above step circulation carries out,, can according to output capacitor C0 lateral load needs under the conditions of being met based on above step
Each switching tube duty ratio in step as above is adjusted, and then changes charging and reversely exports energy regenerative voltage and current with energy regenerative circuit 2.
Bidirectional isolator 3 includes electromagnetic isolation link, can forward and reverse DC/DC unsteady flow.
Claims (2)
1. one kind go straight up to pressure double-fed switch reluctance generator converter system, characterized in that include: battery, main circuit, charging with
Energy regenerative circuit, bidirectional isolator, output capacitor, it is positive and negative that the accumulator anode and cathode both ends are separately connected the main circuit input
Pole both ends, are also separately connected the charging and energy regenerative circuit output positive and negative end, and main circuit output positive and negative end connects respectively
The output capacitor positive and negative end is connect, the bidirectional isolator input positive and negative end, bidirectional isolator are also separately connected
Output positive and negative end is separately connected charging and energy regenerative circuit inputs positive and negative end；
Main circuit include the first circuitry phase, the second circuitry phase, third circuitry phase, first circuitry phase, second circuitry phase,
The third phase circuit structure is identical, their input positive and negative end is connected in parallel, i.e. the first circuitry phase, the second circuitry phase,
Third circuitry phase respectively inputs positive terminal and is connected and inputs positive terminal, the first circuitry phase, the second circuitry phase, third as main circuit
Circuitry phase respectively inputs negative pole end and is connected and inputs negative pole end, the first circuitry phase, the second circuitry phase, third phase electricity as main circuit
The output positive and negative end on road is connected in parallel, i.e. the respective output cathode end phase of the first circuitry phase, the second circuitry phase, third circuitry phase
Even and as main circuit output cathode end, respectively output negative pole end is connected simultaneously for the first circuitry phase, the second circuitry phase, third circuitry phase
As main circuit output negative pole end；
First circuitry phase includes first switch tube, second switch, first winding of the first phase winding, the first phase winding second
Winding, first capacitor device, the second capacitor, first diode, the second diode, third diode, the first switch tube sun
Pole connects described first phase winding, second winding one end, and inputs positive terminal, first switch tube cathode as the first circuitry phase
Connect first phase winding, first winding one end, first capacitor device one end, second diode cathode, the first phase
Second winding other end of winding connects the second switch tube anode, the first diode anode, second capacitor
One end, second switch tube cathode connects first winding other end of the first phase winding, and inputs negative pole end as the first circuitry phase,
The first capacitor device other end connects first diode cathode, the third diode anode, the second diode anode connection second
The capacitor other end, and as the first circuitry phase output negative pole end, third diode cathode is as the first circuitry phase output cathode
End；
Second circuitry phase includes third switching tube, the 4th switching tube, first winding of the second phase winding, the second phase winding second
Winding, third capacitor, the 4th capacitor, the 4th diode, the 5th diode, the 6th diode, the third switching tube sun
Pole connects described second phase winding, second winding one end, and inputs positive terminal as the second circuitry phase, and third switchs tube cathode
Connect second phase winding, first winding one end, third capacitor one end, the 5th diode cathode, the second phase
Second winding other end connection of winding the 4th the switch tube anode, the 4th diode anode, the 4th capacitor
One end, the 4th switch tube cathode connects first winding other end of the second phase winding, and inputs negative pole end as the second circuitry phase,
The third capacitor other end connects the 4th diode cathode, the 6th diode anode, the 5th diode anode connection the 4th
The capacitor other end, and as the second circuitry phase output negative pole end, the 6th diode cathode is as the second circuitry phase output cathode
End；
Third circuitry phase includes the 5th switching tube, the 6th switching tube, first winding of third phase winding, third phase winding second
Winding, the 5th capacitor, the 6th capacitor, the 7th diode, the 8th diode, the 9th diode, the 5th switching tube sun
Pole connects described second winding one end of third phase winding, and inputs positive terminal, the 5th switch tube cathode as third circuitry phase
Connect first winding one end of the third phase winding, described 5th capacitor one end, the 8th diode cathode, third phase
Second winding other end connection of winding the 6th the switch tube anode, the 7th diode anode, the 6th capacitor
One end, the 6th switch tube cathode connects first winding other end of third phase winding, and inputs negative pole end as third circuitry phase,
The 5th capacitor other end connects the 7th diode cathode, the 9th diode anode, the 8th diode anode connection the 6th
The capacitor other end, and as third phase circuit output negative pole end, the 9th diode cathode is as third phase circuit output anode
End；
Second first winding of phase winding first, the first phase winding winding constitute the first phase winding, the second phase winding first
Second winding, the second phase winding winding constitute the second phase winding, first winding of third phase winding, third phase winding second
Winding constitutes third phase winding；
Charging includes the 7th capacitor, the 8th capacitor, the 9th capacitor, the tenth capacitor, the 11st capacitor with energy regenerative circuit
Device, the 12nd capacitor, the 13rd capacitor, the 7th switching tube, the 8th switching tube, the 9th switching tube, the tenth switching tube, the tenth
Diode, the 11st diode, the 12nd diode, the 13rd diode, transformer, described 7th capacitor one end connect institute
The 9th switch tube anode, the 12nd diode cathode, described 11st capacitor one end is stated, and as charging and energy regenerative electricity
Road inputs positive terminal, and the 7th capacitor other end connects described 8th capacitor one end, Circuit Fault on Secondary Transformer winding one end,
The connection of the 8th capacitor other end the tenth the switch tube cathode, the 13rd diode anode, the 12nd capacitor
One end, and negative pole end is inputted as charging and energy regenerative circuit, the 9th switch tube cathode connects the 12nd diode anode, the 11st
It is the capacitor other end, the 8th switch tube anode, the 11st diode cathode, described tenth capacitor one end, described
13rd capacitor one end, the tenth switch tube anode connect the 13rd diode cathode, the 12nd capacitor other end, described the
Seven switch tube cathodes, the tenth diode anode, described 9th capacitor one end, and it is negative with energy regenerative circuit output as charging
Extremely, the 7th switch tube anode connects the tenth diode cathode, the 9th capacitor other end, the 8th switch tube cathode, the 11st
Diode anode, the tenth capacitor other end, transformer primary winding one end, the Circuit Fault on Secondary Transformer winding other end, transformation
The device first side winding other end connects the 13rd capacitor other end, and as charging and energy regenerative circuit output positive terminal, transformation
The winding reversed polarity of device two sides.
2. a kind of control method for going straight up to pressure double-fed switch reluctance generator converter system according to claim 1, special
Sign is, according to switch reluctance generator operation logic and its rotor position information, when needing the first phase winding to devote oneself to work, the
One-phase circuit is devoted oneself to work, first closure first switch tube and second switch, into the excitation stage, according to rotor position information
After the excitation stage, first switch tube and second switch are disconnected, into power generating stage；
According to rotor position information when needing the second phase winding, third phase winding to devote oneself to work, corresponding second circuitry phase, the
Three-phase circuit is devoted oneself to work respectively, and operating mode is identical with the first circuitry phase, specific switching device corresponding relationship are as follows: third
Switching tube, the 5th switching tube correspond to first switch tube, and the 4th switching tube, the 6th switching tube correspond to second switch；
When detecting accumulator electric-quantity lower than lower limit value, charging is devoted oneself to work with energy regenerative circuit, forward direction operation, charging and energy regenerative
Circuit output electric energy charges to battery, charges as follows with energy regenerative circuit forward direction work step:
Step 1: the tenth switching tube closure；
Step 2: the 8th switching tube closure；
Step 3: the 8th switching tube, the tenth switching tube disconnect；
Step 4: the 9th switching tube closure；
Step 5: the 9th switching tube disconnects；
Above step circulation carries out, and under the conditions of being met based on above step, according to battery needs, is adjusted in step as above each
A switching tube duty ratio changes charging and energy regenerative circuit forward direction output charging voltage and electric current.
When accumulator electric-quantity is higher than lower limit value, and output capacitor lateral load excessive voltage is lower than lower limit value, charging and feedback
Energy circuit inverted running energy regenerative, battery electric energy reverse conversion is exported, and steps are as follows with energy regenerative circuit reverse operation for charging:
Step 1: the 7th switching tube closure；
Step 2: the 7th switching tube disconnects；
Step 3: the 8th switching tube closure；
Step 4: the 8th switching tube disconnects；
Above step circulation carries out, and under the conditions of being met based on above step, according to output capacitor lateral load needs, is adjusted such as
Each switching tube duty ratio in upper step changes charging with energy regenerative circuit and reversely exports energy regenerative voltage and current.
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Application publication date: 20190906 Assignee: Xinchang County niukan Agricultural Development Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000132 Denomination of invention: A Converter System for Direct Boost Doubly Fed Switched Reluctance Generator Granted publication date: 20210212 License type: Common License Record date: 20230311 Application publication date: 20190906 Assignee: Xinchang neodymium Ru Agricultural Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000134 Denomination of invention: A Converter System for Direct Boost Doubly Fed Switched Reluctance Generator Granted publication date: 20210212 License type: Common License Record date: 20230311 Application publication date: 20190906 Assignee: Shaoxing Jienan Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000128 Denomination of invention: A Converter System for Direct Boost Doubly Fed Switched Reluctance Generator Granted publication date: 20210212 License type: Common License Record date: 20230311 Application publication date: 20190906 Assignee: Xinchang Huandi Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000130 Denomination of invention: A Converter System for Direct Boost Doubly Fed Switched Reluctance Generator Granted publication date: 20210212 License type: Common License Record date: 20230311 |
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Application publication date: 20190906 Assignee: Shaoxing Yuanyi Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000202 Denomination of invention: A Direct Boost Doubly Fed Switched Reluctance Generator Converter System Granted publication date: 20210212 License type: Common License Record date: 20230329 Application publication date: 20190906 Assignee: XINCHANG COUNTY XIAOBUDIAN AGRICULTURAL DEVELOPMENT Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000201 Denomination of invention: A Direct Boost Doubly Fed Switched Reluctance Generator Converter System Granted publication date: 20210212 License type: Common License Record date: 20230329 Application publication date: 20190906 Assignee: Xinchang Daochong Pet Products Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000204 Denomination of invention: A Direct Boost Doubly Fed Switched Reluctance Generator Converter System Granted publication date: 20210212 License type: Common License Record date: 20230329 Application publication date: 20190906 Assignee: Xinchang County facheng Agricultural Development Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000203 Denomination of invention: A Direct Boost Doubly Fed Switched Reluctance Generator Converter System Granted publication date: 20210212 License type: Common License Record date: 20230329 |
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