CN101364117B - Non-complementary chop controlling intelligent AC voltage-stabilizing and voltage-regulating method and device - Google Patents
Non-complementary chop controlling intelligent AC voltage-stabilizing and voltage-regulating method and device Download PDFInfo
- Publication number
- CN101364117B CN101364117B CN2008103047165A CN200810304716A CN101364117B CN 101364117 B CN101364117 B CN 101364117B CN 2008103047165 A CN2008103047165 A CN 2008103047165A CN 200810304716 A CN200810304716 A CN 200810304716A CN 101364117 B CN101364117 B CN 101364117B
- Authority
- CN
- China
- Prior art keywords
- signal
- module
- input
- voltage
- control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Power Conversion In General (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a non-complementary chopping-control intelligent AC voltage-stabilizing and voltage-regulating method and a device. The voltage signal and the current signal of a circuit are collected and processed by a signal collecting module (1) and then converted to a timing control signal by an input signal combining module (2); the timing control signal is input to a timing interlock module (4); and the signals of a PWM wave signal generating module (3) and the timing interlock module (4) are simultaneously input to a signal modulating module (6) to obtain a PWM impulse control signal which is modulated by the timing control signal. The method and the device adopt an embedded single-chip microcomputer as the core to control and complete the processes relating to the power signal collection, the PWM signal generation and regulation, the non-complementary chopping-control signal generation and the circuit protection. Compared with the prior art using the hardware technique or the computer control technique with regard to the PWM signal generation and regulation, the circuit structure is differentiated and improved essentially at the levels, and the control accuracy and the overall stability and reliability are greatly increased .
Description
Technical field
The present invention relates to a kind of non-complementary chop controlling intelligent AC voltage-stabilizing, pressure regulation method and device, belong to non-complementary chop controlling formula AC voltage-stabilizing, voltage-regulating technique field.
Background technology
In the prior art, a large amount of voltage stabilizing, voltage regulators that use mostly are electromagnetic type or thyristor installation.There is electromagnetic shifting in the electromagnetic type device, and carbon brush dodges disconnected performance shortcomings of impacting, and the processing technology complexity, and the nonferrous materials consumption is big, shortcomings such as product heaviness; The major defect of thyristor installation then is destroyed output voltage waveforms complete, and produces a large amount of harmonic waves, causes electromagnetic pollution.For technology newer cut the control regulator, also have following problem, the pwm pulse hardware generation technique that is adopted falls behind relatively and is outmoded, the pulse width control effect obviously is inferior to pwm pulse software generation technique.There is control signal sequential overlapping phenomenon, easily causes power supply short circuit.It is low that the spike interference signal is suppressed response speed, and the buffer circuit energy consumption is bigger.Relevant control circuit is integrated, the modular structure level is on the low side, and the intelligent degree of treatment of system control signal is not high, and circuit structure complexity, Electro Magnetic Compatibility are poor.
Summary of the invention
The objective of the invention is to: provide a kind of simple in structure, control is flexible, and the non-complementary chop controlling intelligent AC voltage-stabilizing of working stability, pressure regulation method and device are to overcome the deficiencies in the prior art.
Non-complementary chop controlling intelligent AC voltage-stabilizing of the present invention, pressure regulation method, alternating voltage with primary circuit, ac current signal is by the signal acquisition module collection, be processed into the input signal of computer Recognition, again this input signal is transformed into timing control signal by the input signal composite module, timing control signal is input to the sequential interlocking module, overlapping between the prevention timing control signal sequential to take place, the signal of the pwm pulse signal of PWM ripple signal generating module output and the output of sequential interlocking module is input to the signal modulation module simultaneously, thereby obtains being subjected to the pwm pulse control signal of timing control signal modulation by signal modulation module output signal.
Above-mentioned non-complementary chop controlling intelligent AC voltage-stabilizing, pressure regulation method, the output signal of signal modulation module and signal acquisition module is input to the signal composite module, input signal after the pwm pulse control signal that the signal composite module will be modulated and signal acquisition module are handled carry out synchronous compound back output complete cut the control composite signal, this is cut the control composite signal and is input to driver module.
Above-mentioned non-complementary chop controlling intelligent AC voltage-stabilizing, pressure regulation method, PWM ripple signal generating module adopt single-chip microcomputer to generate the adjustable PWM ripple signal of pulsewidth voluntarily.
Non-complementary chop controlling intelligent AC voltage-stabilizing, regulator, structure comprises signal acquisition module and PWM ripple signal generating module, signal acquisition module connects the signal combination module, the signal combination module connects the sequential interlocking module, and sequential interlocking module and PWM ripple signal generating module are connected respectively to the signal modulation module.
Above-mentioned non-complementary chop controlling intelligent AC voltage-stabilizing, regulator, the output signal of signal modulation module and signal acquisition module is input to the signal composite module, and the control composite signal of cutting of signal composite module output is input to driver module.
What is called is cut the control pressure regulation, promptly utilize fixed pulse modulation technology frequently that alternating voltage waveform is divided into its changes in amplitude rule wide spike train consistent with divided power supply first-harmonic, change duty ratio, the regulating impulse width just can reach and regulate the purpose that output voltage effectively has value.Its output voltage size also can be regulated continuously, and harmonic content is little, easily filtering.Compare with the existing control voltage-regulating technique of cutting, the single-chip microcomputer that the present invention adopts generates the pwm pulse mode, and no matter the flexibility of the quality of signals that generates, adjustment process stability, control precision and control mode all is much better than (existing cut to control account for dominant position in the voltage regulator control circuit) hardware pwm signal occurring mode." the sequential interlock circuit " that the present invention adopts stopped the generation that electromagnetic interference and power-supply fluctuation cause control signal " sequential is handed over more " phenomenon.Electromagnetic compatibility level and " robustness " of complete machine have been promoted.The non-complementary chop controlling voltage regulator control circuit that existing belt current detects adopts collection, phase identification and the relevant treatment of combinational logic circuit realization to power supply signal more, the present invention then adopts embedded scm, substitute and systematically finish comprehensively the foregoing circuit function, also simplified circuit simultaneously, strengthen circuit reliability, improved the time sequence precision of output signal greatly.The present invention takes place and adjustment from relevant power supply signal collection, pwm signal, forms and circuit protection until the non-complementary chop controlling signal, and be that core is controlled and finished all with embedding people formula single-chip microcomputer.It with adopt hardware mode fully, or only on pwm signal generation and adjustment mode, adopt computer-controlled technological means to compare, not only the circuit structure level has difference and the lifting on essence and the level, and control precision and complete machine stability, reliability also have comparatively significantly raising.
Description of drawings
Accompanying drawing 1 is a structural representation of the present invention;
Accompanying drawing 2 is the incomplementarity control timing figure of inductive load;
Accompanying drawing 3 is for cutting control regulating circuit structural representation.
Description of reference numerals: 1-signal acquisition module, 2-signal combination module, 3-PWM ripple signal generating module, 4-sequential interlocking module, 5-driver module, 6-signal modulation module, 7-signal composite module, 8-protection, switching circuit, Lif-input inductance, Cif-input end capacitor, Lof-output inductance, Cof-output capacitor, R-resistance, L-inductance, V
1, V
2, V
F1And V
F-insulated gate bipolar triode, V
D1, V
D2, V
DF1And V
DF2-fast recovery diode.
Embodiment
The present invention is described in further detail below in conjunction with embodiment, but not as limitation of the present invention.
Embodiments of the invention: structure comprises signal acquisition module 1 and PWM ripple signal generating module 3, signal acquisition module 1 can adopt existing analogue amplifier, signal converter, and pulse shaper, PWM ripple signal generating module 3 adopts single-chip microcomputer HT46R23, signal acquisition module 1 connects signal combination module 2, the signal input timing interlocking module 4 of signal combination module 2, to stop that the sequential overlapping phenomenon takes place between the multichannel timing control signal, the signal of PWM ripple signal generating module 3 and 4 outputs of sequential interlocking module is input signal modulation module 6 simultaneously, obtains being subjected to the pwm pulse control signal of timing control signal modulation.Signal combination module 2 adopts single-chip microcomputer HT48R30A-1.
After obtaining being subjected to the pwm pulse control signal of timing control signal modulation, with the power supply signal input signal composite module 7 after signal modulation module 6 and signal acquisition module 1 processing, carry out the power supply signal of pwm pulse control signal and collection compound synchronously, obtain the complete control composite signal of cutting, cut control composite signal input driver module 5, cut control circuit by 5 pairs of driver modules and regulate.Driver module 5 adopts existing drive circuit EXB841.
Also comprise protection, switching circuit 8 in the circuit, protection, switching circuit 8 are connected with driver module 5 with signal acquisition module 1, PWM ripple signal generating module 3 respectively.Protection, switching circuit 8 adopt prior art.
Set forth operation principle of the present invention below in conjunction with accompanying drawing 2 and accompanying drawing 3.Accompanying drawing 2 is the incomplementarity control signal sequential chart of inductive load, U
GBe pwm pulse signal, U
GS1, U
GS2, U
GSF1And U
GSF2Be the signal of signal combination module 2 outputs, U
G1, U
G2, U
GF1And U
GF2Be the control signal of driver module 5 outputs, U
1Be that supply voltage is insulated the grid double pole triode and cuts after the control, the waveform before unfiltered, U
0Be the output waveform of non-complementary chop controlling pressure regulation primary circuit, accompanying drawing 3 is existing non-complementary chop controlling pressure regulation primary circuit structure principle chart, U
CBe supply voltage, input inductance L and if input end capacitor Cif form the input low pass filter.Output inductance L of and output capacitor Cof form the output low pass filter.Insulated gate bipolar triode V
1, V
2, V
F1And V
F2Gate pole be subjected to the control signal U of driver module 5 output
G1, U
G2, U
GF1And U
GF2Control, resistance R and inductance L series circuit are represented inductive load, the control signal U of driver module 5 outputs
G1, U
G2, U
GF1And U
GF2Control insulated gate bipolar triode V in the accompanying drawing 3 respectively
1, V
2, V
F1And V
F2Gate pole, the decision V
1, V
2, V
F1And V
F2On off state.During the positive half cycle electric current and voltage of supply voltage oppositely: V
2V
F1Positively biased is become in emission, so that the path of load current by power supply to be provided, makes V simultaneously
1Zero-bias is become in emission, prevents the phenomenon of conducting simultaneously, and at V
F2Emitter junction adds cuts the control signal.V
F2Load current passes through V during conducting
F2It is zero that afterflow, load end are pressed, V
F2During shutoff, load current passes through V
2Flow to power supply, output voltage equals load end and presses; Electric current and voltage in the same way during, V
2, V
F1Emitter junction still keeps positively biased, V
F2Emission becomes zero partially, V
1Emitter junction adds cuts control signal, V
1Conducting be power supply to electric, V
1V during shutoff
F1Form the load continuous current circuit.At the supply voltage negative half period, its operation principle is similar with positive half cycle.Present embodiment is example with the inductive load, and is resistive identical with the capacitive load control principle.
The alternating voltage of primary circuit, ac current signal by the input signal that signal acquisition module 1 is gathered, processing and amplifying becomes computer Recognition, are transformed into timing control signal U by input signal composite module 2 again
GS1, U
GS2, U
GSF1And U
GSF2, promptly according to voltage, the current phase of circuit, with insulated gate bipolar triode V
1, V
2, V
F1And V
F2The gate pole control signal in a power frequency period, be divided into 4 intervals, then with the signal of PWM ripple signal generating module 3 and sequential interlocking module 4 outputs input signal modulation module 6 simultaneously, obtain being subjected to the pwm pulse control signal of timing control signal modulation, with the output signal of signal modulation module 6 and the power supply signal input signal composite module 7 after signal acquisition module 1 processing, the power supply signal of pwm pulse control signal and collection is carried out compound synchronously, obtain the complete control composite signal of cutting, isolate obtaining U after amplifying again by driver module 5
G1, U
G2, U
GF1And U
GF2, to cutting control regulating circuit I insulated gate bipolar triode V in the accompanying drawing 3
1, V
2, V
F1And V
F2Gate pole control.Because adopt single-chip microcomputer as PWM ripple signal generating module 3, the flexibility that generates quality of signals, adjustment process stability, control precision and control mode all is much better than existing hardware pwm signal occurring mode.The mode of single-chip microcomputer generation PWM ripple signal can be by prior art.
Because there are the factors such as detection error of electromagnetic interference phenomenon and circuit self unavoidably in the operational environment of control circuit, the timing control signal of signal combination module 2 outputs must carry out the sequential interlocking by 4 pairs of control signals of sequential interlocking module, and is overlapping to stop control signal generation sequential.Promptly pass through same half cycle two path control signal such as insulated gate bipolar triode V
1And V
F2Control signal U
GS1, and U
GSF2Carry out the sequential locking processing, stop control signal sequential overlapping phenomenon to take place, avoid insulated gate bipolar triode V
1And V
F2Conducting simultaneously is short-circuited.The reliability and stability of circuit have been improved.The sequential interlocking module 4 of present embodiment adopts logical circuit, with the one U in the two path control signal
GS1After the paraphase, again and U
GSF2Carry out and calculating, the U of Xiang Yuhou
GSF2Control signal just not can with U
GS1The overlapping phenomenon of sequential appears.The mode of sequential interlocking can also be that signal modulation module 6 connects sequential interlocking module 4, will be subjected to the pwm pulse control signal of timing control signal modulation to carry out the sequential interlocking.
Claims (3)
1. non-complementary chop controlling intelligent AC voltage-stabilizing, pressure regulation method, it is characterized in that: with the alternating voltage of primary circuit, ac current signal is gathered by signal acquisition module (1), be processed into the input signal of computer Recognition, again this input signal is transformed into timing control signal by input signal composite module (2), timing control signal is input to sequential interlocking module (4), overlapping between the prevention timing control signal sequential to take place, the signal of the pwm pulse signal of PWM ripple signal generating module (3) output and sequential interlocking module (4) output is input to signal modulation module (6) simultaneously, thereby obtains being subjected to the pwm pulse control signal of timing control signal modulation by signal modulation module (6) output signal; Again with the power supply signal input signal composite module (7) after signal modulation module (6) and signal acquisition module (1) processing, carry out the power supply signal after pwm pulse control signal and the described processing compound synchronously, obtain the complete control composite signal of cutting, amplification is isolated in complete cutting in the control composite signal input driver module (5), directly controlled the insulated gate bipolar triode V that cuts in the control regulating circuit by the control signal of driver module (5) output again
1, V
2, V
F1And V
F2Gate pole, to realize to cutting the adjusting of control regulating circuit; Cut the control regulating circuit by input inductance (Lif), input end capacitor (Cif), output inductance (Lof), output capacitor (Cof), resistance (R), inductance L, insulated gate bipolar triode V
1, V
2, V
F1And V
F2, fast recovery diode V
D1, V
D2, V
DF1And V
DF2Connect to form, promptly an end of input inductance (Lif) is connected its other end and insulated gate bipolar triode V with the power supply that produces described alternating voltage
1Collector electrode, fast recovery diode V
D2Negative pole and an end of input end capacitor (Cif) connect; Insulated gate bipolar triode V
1And insulated gate bipolar triode V
2Emitter and fast recovery diode V
D2And fast recovery diode V
D1Positive pole connect insulated gate bipolar triode V
2Collector electrode and fast recovery diode V
D1Negative pole, an end of output inductance (Lof), insulated gate bipolar triode V
F2Collector electrode and fast recovery diode V
DF1Negative pole connect; Insulated gate bipolar triode V
F2And insulated gate bipolar triode V
F1Emitter and fast recovery diode V
DF1And fast recovery diode V
DF2Positive pole connect; The other end of output inductance (Lof) is connected with an end and inductance L one end of output capacitor (Cof), and the other end of inductance L is connected with an end of resistance (R); The other end of input end capacitor (Cif), insulated gate bipolar triode V
F1Collector electrode, fast recovery diode V
DF2The other end of negative pole, output capacitor (Cof) and the other end of resistance (R) be connected with the power supply that produces described alternating voltage; Sequential interlocking module (4) adopts logical circuit, after the one road paraphase in the two path control signal of the insulated gate bipolar triode of same half cycle, carries out with another road and calculates, and the overlapping phenomenon of sequential just can not appear in the two path control signal of Xiang Yuhou.
2. non-complementary chop controlling intelligent AC voltage-stabilizing according to claim 1, pressure regulation method is characterized in that: PWM ripple signal generating module (3) adopts single-chip microcomputer to generate the adjustable PWM ripple signal of pulsewidth voluntarily.
3. one kind is used non-complementary chop controlling intelligent AC voltage-stabilizing as claimed in claim 1, the non-complementary chop controlling intelligent AC voltage-stabilizing of pressure regulation method, regulator, it is characterized in that: structure comprises described signal acquisition module (1) and described PWM ripple signal generating module (3), described signal acquisition module (1) connects described signal combination module (2), described signal combination module (2) connects described sequential interlocking module (4), and described sequential interlocking module (4) is connected respectively to described signal modulation module (6) with described PWM ripple signal generating module (3); The output signal of described signal modulation module (6) and described signal acquisition module (1) is input to described signal composite module (7), the control composite signal of cutting of described signal composite module (7) output is input to described driver module (5), and described driver module (5) directly is connected with the described control regulating circuit of cutting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008103047165A CN101364117B (en) | 2008-09-26 | 2008-09-26 | Non-complementary chop controlling intelligent AC voltage-stabilizing and voltage-regulating method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008103047165A CN101364117B (en) | 2008-09-26 | 2008-09-26 | Non-complementary chop controlling intelligent AC voltage-stabilizing and voltage-regulating method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101364117A CN101364117A (en) | 2009-02-11 |
| CN101364117B true CN101364117B (en) | 2011-07-27 |
Family
ID=40390514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008103047165A Expired - Fee Related CN101364117B (en) | 2008-09-26 | 2008-09-26 | Non-complementary chop controlling intelligent AC voltage-stabilizing and voltage-regulating method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101364117B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694967B (en) * | 2009-11-05 | 2011-07-20 | 上海交通大学 | Alternating-current brushless voltage regulating and stabilizing digital power-supply unit |
| CN101877540B (en) * | 2009-11-30 | 2012-05-23 | 上海交通大学 | Three-switch alternating current brushless voltage regulation device |
| CN105322806B (en) * | 2014-07-15 | 2017-12-15 | 龚秋声 | Control AC voltage adjusting circuit is cut in paraphase |
| CN105305837B (en) * | 2014-07-15 | 2020-06-02 | 龚秋声 | Single-phase and three-phase-inversion chopper power transformer compensation AC voltage-stabilized power supply |
| CN109960593B (en) * | 2017-12-26 | 2023-02-17 | 中国船舶重工集团公司七五〇试验场 | Interlocking type time sequence control simulation method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891469Y (en) * | 2006-04-28 | 2007-04-18 | 罗文� | Total numerically controlled integrated power saving device |
-
2008
- 2008-09-26 CN CN2008103047165A patent/CN101364117B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891469Y (en) * | 2006-04-28 | 2007-04-18 | 罗文� | Total numerically controlled integrated power saving device |
Non-Patent Citations (4)
| Title |
|---|
| 于文学等.PWM交流斩控技术在交流稳压电源中的应用.《电源技术应用》.2004,第7卷(第6期),第360-363页. * |
| 余训玮等.交流斩波调压技术在正弦波调光设备中的应用.《通信电源技术》.2007,第24卷(第2期),第43-45,48页. * |
| 王汝文等.一种用于静电除尘器的斩波控制交流调压电源.《电力电子技术》.2001,(第1期),第5-7，55页. * |
| 赵艳雷等.PWM斩控式恒流调光电源设计.《电气自动化》.2006,第28卷(第5期),第27-28,35页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101364117A (en) | 2009-02-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1772425A (en) | Voltage-regulating energy saving spark machining pulse power supply | |
| CN101039077A (en) | Current-stabilizing switch power source with voltage ripple detection circuit | |
| CN101364117B (en) | Non-complementary chop controlling intelligent AC voltage-stabilizing and voltage-regulating method and device | |
| CN101039076A (en) | Voltage-stabilizing switch power source with voltage ripple detection circuit | |
| CN107658181B (en) | A kind of contactor electricity-saving appliance | |
| CN104638913B (en) | Single-inductance double-output switch converters bicyclic voltage-type PFM control and its device | |
| CN103001310A (en) | Photovoltaic power generation and urban power grid parallel power supply switching device | |
| CN110277921A (en) | A kind of dynamic radio charging system efficiency optimization method | |
| CN106964853A (en) | A kind of composite pulse power supply for electro-discharge machining | |
| CN102136804A (en) | Novel Z source welding power source system | |
| CN102130579B (en) | Reduced open-loop control based single-stage power factor corrector | |
| CN203722501U (en) | Inverting control circuit of corrective wave vehicle-mounted inverter and corrective wave vehicle-mounted inverter | |
| CN201256362Y (en) | Non-complementary cutting control type intelligent AC voltage stabilizing and regulating device | |
| CN102097929A (en) | Single-level power factor corrector controlled by complete open loop | |
| CN2662529Y (en) | A positively exciting constant current source | |
| CN106374741A (en) | Ripple cancellation-based inductance DC-DC converter output ripple elimination technology | |
| CN203801109U (en) | Maximum brightness enhancing module, silicone controlled rectifier dimming LED driving circuit and silicone controlled rectifier dimming LED driving system | |
| CN200954464Y (en) | DC. bias pulse high-voltage power supply of electric dust collector | |
| CN103441698B (en) | A kind of control method of positive and negative commutating pulse power supply output waveform | |
| CN203301359U (en) | Active PFC circuit | |
| CN102361341B (en) | Contravariant pulsed program controlled charging equipment | |
| CN201122906Y (en) | Synchronous commutation control circuit | |
| CN2850131Y (en) | Power frequency large range alternating constant current source | |
| CN113162510A (en) | Speed regulation control system and speed regulation control method for oil extraction dragging efficient intelligent motor | |
| CN102500874B (en) | Intelligent magnetic biasing detection and processing device for inversion welding power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110727 Termination date: 20140926 |
|
| EXPY | Termination of patent right or utility model |