CN106793221A - It is a kind of to be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology - Google Patents
It is a kind of to be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology Download PDFInfo
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- CN106793221A CN106793221A CN201611198800.4A CN201611198800A CN106793221A CN 106793221 A CN106793221 A CN 106793221A CN 201611198800 A CN201611198800 A CN 201611198800A CN 106793221 A CN106793221 A CN 106793221A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/068—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode mounted on a transformer
-
- 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
- H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
-
- 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)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Induction Heating (AREA)
Abstract
The full-bridge phase shifting inverter that nanometer tumour heats to treat technology is applied to the present invention relates to a kind of, including：Power supply module, rectification filtering module, phase shift signal control module, drive module, full-bridge inverting module and coil load module；Power supply module isolates civil power 220V alternating voltages by by step-down, for rectification filtering module provides DC input voitage；Civil power 220V alternating voltages are that phase shift signal control module and drive module provide DC input voitage by power supply adaptor by power supply module；Phase shift signal control module sends phase-shifted control signal to drive module；Drive module drives full-bridge inverting module, by rectification filtering module for the DC input voitage that full-bridge inverting module is provided is converted to alternating current, and is input into coil load module, drives the coil load module to heat.The device that the present invention is provided realizes the purpose that corresponding pin is adjusted using chip to reach phase shift, so as to realize Sofe Switch, improves the requirement of transformation efficiency.
Description
Technical field
The full-bridge phase shifting inverter that nanometer tumour heats to treat technology is applied to the present invention relates to a kind of.
Background technology
Modern power electronics technology to switch power efficiency, the requirement more and more higher of reliability, and with Switching Power Supply should
With scope it is continuous extensively and technology it is perfect, people increasingly have found to improve switching frequency to the huge advantage of power supply, raising
Frequency biggest advantage can be the volume weight that transformer and perceptual capacitive device in circuit is greatly reduced, so as to reduce whole
The volume of body, makes equipment more portable.With the development of switching tube manufacturing technology, insulated gate bipolar transistor pipe and field-effect
Pipe has working frequency higher, pressure-resistant condition, therefore is constantly used in Switching Power Supply.
While improving switching frequency, also occur in that some influence on circuit, the interference performance of circuit becomes strong first, its cloth
Line must be more particular about, and secondly the loss of switching tube is also relative increases in ratio, and the control at this point for heating just seems particularly
It is important, so the phase-shifting full-bridge technology of the design research, exactly reduces the heating of switching tube to realize soft switch technique, improve
The reliability of circuit.
The difference of Sofe Switch and hard switching, is voltage x current situation of change during switching tube is acted, hard switching work bar
Under part, before and after switching tube action, voltage x current is not zero, and occurs overlapping on waveform, causes power attenuation, and switching tube generates heat, and
Under Sofe Switch condition of work, voltage or electric current have been reduced to zero before and after switch, and generation is not lost now, and Sofe Switch is usually
The principle of resonance is used.
Phase-shifting full-bridge type Zero-voltage-switching PWM circuit, its circuit is more succinct, it is not necessary to increases auxiliary in circuit and opens
Close, it only needs to increase a suitable inductance of inductance value at load, by the Dead Time and phase that adjust drive signal
Mobile control, makes electric capacity and inductance that resonance to occur in Dead Time, makes the switching tube grid source both end voltage be before its action
Zero, realize that no-voltage opens the effect of shut-off.Final load uses load coil, and sensing heating is by electric energy and magnetic
Can mutually change, ironware temperature is increased.By high-frequency heavy-current by induction coil, at this moment because the law of electromagnetic induction and whirlpool
Stream law, magnetic conduction object interior molecules high-speed mobile and mutual frictional heat, so as to play the effect of sensing heating.
The content of the invention
The full-bridge phase shifting inverter that nanometer tumour heats to treat technology is applied to it is an object of the invention to provide a kind of,
To overcome defect present in prior art.
To achieve the above object, the technical scheme is that：A kind of nanometer tumour that is applied to heats to treat the complete of technology
Bridge shifting inversion device, including：Power supply module, rectification filtering module, phase shift signal control module, drive module, full-bridge inverting
Module and coil load module；The power supply module is by civil power 220V alternating voltages by being described whole by being depressured isolation
Stream filtration module provides DC input voitage；Civil power 220V alternating voltages are described by power supply adaptor by the power supply module
Phase shift signal control module and the drive module provide DC input voitage；The phase shift signal control module sends phase shift
Control signal is to the drive module；The drive module drives the full-bridge inverting module, is by the rectification filtering module
The DC input voitage that the full-bridge inverting module is provided is converted to alternating current, and is input into the coil load module, drives
The coil load module is heated.
In an embodiment of the present invention, the power supply module includes a transformer, and civil power 220V alternating voltages are depressured to
24V。
In an embodiment of the present invention, the rectification filtering module includes a KBPC3510 rectifier bridges and a capacitor filtering
Circuit.
In an embodiment of the present invention, the phase shift signal control module includes a PWM phase-shift controllers UCC3895, two
Individual advanced arm switch tube drive circuit and two lagging leg switch tube driving circuits；The PWM phase-shift controllers UCC3895 is used
In driving described two advanced arm switch tube drive circuits and described two lagging leg switch tube driving circuits.
In an embodiment of the present invention, the PWM phase-shift controllers UCC3895 is by adjusting its 8 pin resistance RT and 7 pin
The combination of electric capacity CT controls its delay time to control its frequency by adjusting 9 pin, 10 pin resistance, so as to carry out phase shift,
And generate the signal that 4 tunnels meet predeterminated frequency, default dutycycle and default time delay；
In an embodiment of the present invention, the drive module includes two driving chip IR2110.
In an embodiment of the present invention, the full-bridge inverting module includes 4 switching tubes, and using IRFP460 effect
Ying Guan, and parallel connection MKP electric capacity, inverse parallel fly-wheel diode FR10；First IRFP460 FETs and the 2nd IRFP460
The first driving chips of effect Guan Junyu IR2110 is connected, and the 3rd IRFP460 FETs and the 4th IRFP460 FETs are equal
It is connected with the second driving chip IR2110.
In an embodiment of the present invention, also including a relay soft starting circuit, including one with the coil load module
Repeat circuit connected current-limited power resistance and an electric capacity in parallel with the coil load module coil；It is electric when starting
Road, electric current is first flowed through from the current-limited power resistance, while being charged to electric capacity, after reaching operation voltage, the actuating of relay is touched
Point closure, by the current-limited power resistive short, the original value of current reverts completes soft start.
In an embodiment of the present invention, the drive signal of the first driving chip IR2110 output controls described the respectively
One IRFP460 FETs and the 2nd IRFP460 FETs, the drive of the second driving chip IR2110 outputs
Dynamic signal controls the 3rd IRFP460 FETs and the 4th IRFP460 FETs respectively；Wherein, it is input into institute
Drive signal phase, the dutycycle for stating an IRFP460 FETs and the 4th IRFP460 FETs are consistent, defeated
Signal phase, the dutycycle for entering the 2nd IRFP460 FETs and the 3rd IRFP460 FETs are consistent,
It is 40%, the voltage magnitude of input is 5V, and frequency is 20kHz.
Compared to prior art, the invention has the advantages that：
(1) operation principle of application resonance, because heating coil is per se with inductance, by coil and the electric capacity of paralleled power switches
Resonance is realized, compared with traditional instrument, circuit structure is simplified.
(2) realize that ZVS opens shut-off by reaching Sofe Switch, lift transformation efficiency, and then lift power quality.
Brief description of the drawings
Fig. 1 is that the present invention is a kind of is applied to the full-bridge phase shifting inverter theory diagram that nanometer tumour heats to treat technology.
Fig. 2 is the circuit diagram of advanced arm switch pipe and lagging leg switching tube in one embodiment of the invention.
Fig. 3 be one embodiment of the invention in alternating current 220V turn direct current 24V current rectifying and wave filtering circuit circuits.
Fig. 4 is that waveform compares figure with ac power waveform after rectifying and wave-filtering in one embodiment of the invention
Fig. 5 is the circuit diagram of drive module in one embodiment of the invention.
Fig. 6 be one embodiment of the invention in load resistance be 100 Ω current waveform figure.
Fig. 7 be one embodiment of the invention in load resistance for 1K Ω current waveform figure.
Specific embodiment
Below in conjunction with the accompanying drawings, technical scheme is specifically described.
It is an object of the invention to realize that ZVS opens shut-off by Sofe Switch, transformation efficiency is lifted, and then lift power supply product
The application nanometer tumour of matter heats to treat the implementation of the full-bridge phase shifting inversion system design of technology.The system is realized and used
Chip adjusts corresponding pin to reach the purpose of phase shift, ultimately generates 4 tunnel frequencies, and dutycycle, time delay meets desired signal,
So as to realize Sofe Switch, the requirement of transformation efficiency is improved.
To achieve the above object, the technical scheme is that：A kind of full-bridge for applying nanometer tumour to heat to treat technology
Shifting inversion device, including power supply circuit module, current rectifying and wave filtering circuit module, signal control circuit module, drive circuit module,
Full bridge inverter module, coil load circuit module etc.；Current rectifying and wave filtering circuit wired in parallel filter capacitor reaches rectification purpose；
Signal control circuit module reaches the purpose of phase shift by adjusting corresponding pin, ultimately generates 4 tunnel frequencies, and dutycycle is prolonged
When meet require signal；Drive circuit module makes signal with driving force, being capable of the work of controlling switch pipe；Full-bridge inverting electricity
Road module by DC conversion into alternating current effect；Coil load circuit module is used for sensing heating.
Further, civil power 220V alternating voltages are isolated by being depressured, and switch to 24V DC voltages, used as rectifying and wave-filtering electricity
The input power of road module work；On the other hand, civil power 220V alternating voltages switch to 12V DC voltages by power supply adaptor,
As phase-shift control circuit module and the power supply of drive circuit module.
The corresponding pin of phase-shift control circuit module regulation produces the signal for meeting and requiring, the signal input that it is produced to drive
Dynamic circuit module, so that drive circuit module is capable of the work of controlling switch pipe.
Full bridge inverter module receives the signal of drive circuit, and direct current is switched into alternating current, realizes that electromagnetic induction adds
Heat, and realize Sofe Switch function so that original paper loss is smaller.
Further, in the present embodiment, phase-shifting full-bridge type Zero-voltage-switching PWM circuit, circuit is more succinct, it is not necessary to
Increase auxiliary switch in circuit, it is only necessary to increase a suitable inductance of inductance value at load, by adjusting drive signal
Dead Time and phase shift control, make electric capacity and inductance that resonance to occur in Dead Time, make switch before its action
Pipe grid source both end voltage is zero, realizes that no-voltage opens the effect of shut-off.Final load uses load coil, sensing heating
It is mutually to be changed with magnetic energy by electric energy, ironware temperature is increased.By high-frequency heavy-current by induction coil, at this moment because electricity
Law of magnetic induction and vortex flow law, magnetic conduction object interior molecules high-speed mobile and mutual frictional heat, so as to play sensing heating
Effect.
In order to allow those skilled in the art to further appreciate that, one kind proposed by the invention is applied to a nanometer tumour heating and controls
The full-bridge phase shifting inverter for the treatment of technology, illustrates with reference to specific embodiment.
In Fig. 1, P, U1, U2, U3 are control section, and S, T, Z, L, R are load supplying part, and N is Converting Unit, and O is negative
Carry coiler part.Fig. 2 is the electricity of advanced arm switch pipe and lagging leg switching tube in phase whole-bridging circuit for sensing heating
Lu Tu.
P is chip power supply, the power supply adaptor exported using direct current 12V.U1 is that UCC3895 Phase control ICs are used to produce
The square-wave signal of raw controlling switch pipe, and by controlling its external circuit parameter, realize dutycycle, frequency, the control of time delay.Such as
Shown in Fig. 2, U2 and U3 is respectively the advanced arm of full-bridge circuit two and two drive circuits of lagging leg switching tube, by receiving U1
The signal for being given, makes it carry driving force, in load supplying part.PWM phase-shift controllers UCC3895 is by adjusting its 8 pin
The combination of resistance RT and 7 pin electricity electric capacity CT controls its frequency, and by adjusting 9 pin, 10 pin resistance control its delay time, reach shifting
The purpose of phase, ultimately generates 4 tunnel frequencies, and dutycycle, time delay meets desired signal.The alternating current 220V voltage that S is electrically accessed for city,
T is accessed, T is transformer, and civil power will be made to be depressured to 24V；Z is rectification circuit, using KBPC3510 rectifier bridges, alternating current is changed into
Direct current, parallel filtering electric capacity reaches rectification purpose.It is as shown in Figure 3 that alternating current 220V turns direct current 24V current rectifying and wave filtering circuits.Rectifying and wave-filtering
To compare figure with ac power waveform as shown in Figure 4 for waveform afterwards.
L is capacitor filter, coordinates rectification circuit that waveform is become into flat ripple；R is relay soft starting circuit, in order to anti-
Only circuit start electric current is excessive, a power resistor current limliting is connect on circuit on startup, while in relay coil parallel connection one
Individual electric capacity, relay normally open contact is connected in parallel on current-limiting resistance, works as start-up circuit, and main circuit current first flows through from resistance, together
When charge to electric capacity, after reaching operation voltage, the actuating of relay, the closing of contact, by current-limiting resistance short circuit, current reverts are original
Value reaches soft start purpose.
N is inverter circuit, is shunt capacitance and the full-bridge circuit of anti-paralleled diode on switching tube, is accessed by U2, U3
The work of drive signal controlling switch pipe realize inversion, realize that Sofe Switch works by time delay and the setting of dutycycle, reduction opens
Close pipe temperature rise.In the present embodiment, drive module uses driving chip IR2110, and its function is to make signal with driving force,
Full-bridge inverting module breaker in middle pipe can be controlled to work.Full-bridge inverting module breaker in middle pipe uses IRFP460 FETs, in parallel
MKP electric capacity, inverse parallel fly-wheel diode FR107.Load O is heating coil, it is passed to alternating current by inverter circuit, is passed through
The law of electromagnetic induction and vortex theorem heat the ironware on coil.Fig. 5 is drive part circuit diagram.Driving chip IR2110 is defeated
Enter four square wave driving signals, the input of same driving chip is the two-way complementary signal of control upper and lower bridge arm, U1 outputs
Drive signal difference controlling switch pipe Q1, Q2, drive signal difference controlling switch pipe Q3, Q4 of U2 outputs, wherein input Q1,
The signal phase of Q4, dutycycle are consistent, and signal phase, the dutycycle for being input into Q2, Q3 are consistent, are both configured to 40%, the voltage of input
Amplitude is both configured to 5V, and frequency is temporarily set to 20kHz.Fig. 6 and Fig. 7 are respectively the electric current that load resistance is 100 Ω and 1K Ω
Oscillogram.
Above is presently preferred embodiments of the present invention, all changes made according to technical solution of the present invention, produced function work
During with scope without departing from technical solution of the present invention, protection scope of the present invention is belonged to.
Claims (9)
1. it is a kind of to be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, it is characterised in that including：Power supply mould
Block, rectification filtering module, phase shift signal control module, drive module, full-bridge inverting module and coil load module；The confession
Electric module isolates civil power 220V alternating voltages by by step-down, for the rectification filtering module provides DC input voitage；
Civil power 220V alternating voltages are the phase shift signal control module and the drive by power supply adaptor by the power supply module
Dynamic model block provides DC input voitage；The phase shift signal control module sends phase-shifted control signal to the drive module；Institute
State drive module and drive the full-bridge inverting module, the direct current that the rectification filtering module is provided for the full-bridge inverting module
Input voltage is converted to alternating current, and is input into the coil load module, drives the coil load module to heat.
2. it is according to claim 1 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, the power supply module includes a transformer, and civil power 220V alternating voltages are depressured into 24V.
3. it is according to claim 1 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, the rectification filtering module includes a KBPC3510 rectifier bridges and a capacitor filter.
4. it is according to claim 1 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, the phase shift signal control module includes that a PWM phase-shift controllers UCC3895, two advanced arm switch pipes drive
Circuit and two lagging leg switch tube driving circuits；The PWM phase-shift controllers UCC3895 is described two advanced for driving
Arm switch tube drive circuit and described two lagging leg switch tube driving circuits.
5. it is according to claim 4 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, the PWM phase-shift controllers UCC3895 is by adjusting the combination of its 8 pin resistance RT and 7 pin electricity electric capacity CT to control
Its frequency is made, and its delay time is controlled by adjusting 9 pin, 10 pin resistance, meet default so as to carry out phase shift, and generate 4 tunnels
The signal of frequency, default dutycycle and default time delay.
6. it is according to claim 1 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, the drive module includes two driving chip IR2110.
7. it is according to claim 6 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, the full-bridge inverting module includes 4 switching tubes, and uses IRFP460 FETs, and parallel connection MKP electric capacity,
Inverse parallel fly-wheel diode FR10；First IRFP460 FETs and the 2nd IRFP460 FETs drive core with first
Piece IR2110 is connected, the 3rd IRFP460 FETs and the 4th IRFP460 FETs with the second driving chip IR2110
It is connected.
8. it is according to claim 7 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, also including a relay soft starting circuit, including a current limliting being connected with the coil load module repeat circuit
Power resistor and an electric capacity in parallel with the coil load module coil；Work as start-up circuit, electric current is first from the current limliting
Flowed through on power resistor, while charged to electric capacity, after reaching operation voltage, the actuating of relay, the closing of contact, by the current limliting work(
Rate resistive short, the original value of current reverts completes soft start.
9. it is according to claim 7 it is a kind of be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology, its
It is characterised by, the drive signal of the first driving chip IR2110 outputs controls an IRFP460 FETs respectively
And the 2nd IRFP460 FETs, the drive signal that the second driving chip IR2110 is exported controls described respectively
3rd IRFP460 FETs and the 4th IRFP460 FETs；Wherein, an IRFP460 field-effects are input into
The drive signal phase of pipe and the 4th IRFP460 FETs, dutycycle are consistent, input the described 2nd IRFP460
The signal phase of effect pipe and the 3rd IRFP460 FETs, dutycycle are consistent, are 40%, the voltage magnitude of input
5V is, frequency is 20kHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198800.4A CN106793221A (en) | 2016-12-22 | 2016-12-22 | It is a kind of to be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198800.4A CN106793221A (en) | 2016-12-22 | 2016-12-22 | It is a kind of to be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology |
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| CN106793221A true CN106793221A (en) | 2017-05-31 |
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| CN201611198800.4A Pending CN106793221A (en) | 2016-12-22 | 2016-12-22 | It is a kind of to be applied to the full-bridge phase shifting inverter that nanometer tumour heats to treat technology |
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| CN107168142A (en) * | 2017-07-17 | 2017-09-15 | 蔡政伟 | A kind of Sleeping capsule control system |
| CN109274280A (en) * | 2018-11-13 | 2019-01-25 | 浙江奥科半导体有限公司 | Exchange integration module of the Width funtion input with power saving driving direct current supply chip |
| CN110139412A (en) * | 2019-06-20 | 2019-08-16 | 胜利油田金色河口石化工程有限公司 | Electromagnetic induction heater |
| CN113784470A (en) * | 2021-08-31 | 2021-12-10 | 河北工业大学 | Induction heating system based on LLC |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107168142A (en) * | 2017-07-17 | 2017-09-15 | 蔡政伟 | A kind of Sleeping capsule control system |
| CN109274280A (en) * | 2018-11-13 | 2019-01-25 | 浙江奥科半导体有限公司 | Exchange integration module of the Width funtion input with power saving driving direct current supply chip |
| CN109274280B (en) * | 2018-11-13 | 2024-05-10 | 浙江奥维斯电子科技有限公司 | Integrated module with alternating-current wide-voltage input and power-saving driving direct-current power supply chip |
| CN110139412A (en) * | 2019-06-20 | 2019-08-16 | 胜利油田金色河口石化工程有限公司 | Electromagnetic induction heater |
| CN113784470A (en) * | 2021-08-31 | 2021-12-10 | 河北工业大学 | Induction heating system based on LLC |
| CN113784470B (en) * | 2021-08-31 | 2023-07-25 | 河北工业大学 | LLC-based induction heating system |
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Application publication date: 20170531 |
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