CN105934013A - Variable-frequency heating system for electric heating plate - Google Patents
Variable-frequency heating system for electric heating plate Download PDFInfo
- Publication number
- CN105934013A CN105934013A CN201610425166.7A CN201610425166A CN105934013A CN 105934013 A CN105934013 A CN 105934013A CN 201610425166 A CN201610425166 A CN 201610425166A CN 105934013 A CN105934013 A CN 105934013A
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- Prior art keywords
- heating
- variable
- connects
- box body
- chip microcomputer
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Classifications
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
-
- 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
- H05B6/36—Coil arrangements
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Induction Heating (AREA)
Abstract
The invention discloses a variable-frequency heating system for an electric heating plate. The variable-frequency heating system corresponds to the electric heating plate and comprises a controller and a variable-frequency heating device, wherein the variable-frequency heating device is connected with the controller; the controller comprises a control box body; a circuit board is arranged in the control box body and is provided with a power module, a single chip microcomputer, a rectifier, a filter, an inverter, a load circuit and a display module; the power module is connected with an external power supply and is connected with the single chip microcomputer and the rectifier; the single chip microcomputer is connected with the display module; the rectifier is connected with the filter; the filter is connected with the inverter; the inverter is connected with the load circuit; the load circuit is connected with the variable-frequency heating device; and the control box body is provided with a display screen. The variable-frequency heating system is reasonable in design; the performance of the power supply is improved; the heating cost is reduced; the heating volume is reduced; local heating can be finished; and the heating capacity and the heating temperature can be accurately controlled according to the demand quantity, so that waste of energy is reduced; the cost is reduced; and the electro-thermal conversion energy efficiency ratio is greatly improved.
Description
Technical field
The invention belongs to heating system field, it particularly relates to a kind of electric heating plate variable-frequency heating system.
Background technology
Existing heating system the most all uses resistance heating wire's coiling to form or fuel open firing.By the mode of heating of resistance wire coiling, inside and outside Double-side heating, being thermally conducted on barrel of its inner face (being close to barrel portion), and the heat major part of outside is lost in air, causes the direct losses of electric energy, waste.Electric energy is converted into heat energy by resistance due to needs by resistance heating, and efficiency comparison is low, and power consumption is big.The heater strip life-span is short, and maintenance cost is high, and electric hot plate can not separate the danger such as existence short circuit with electricity.
Fuel open firing can dissipate consumption by air and heating material due to heat, its efficiency is lower than resistance heating, and impact on environment is bigger, get rid of substantial amounts of dust object, it is also possible to produce the dangerous situations such as such as carbon monoxide poisoning, even if using the fuel change also difficult impact reduced environment.And due to efficiency and material problem, both the above mode of heating is relatively costly, volume is relatively big, and occupancy expenses is the most more.
So, for the technician, a kind of electric heating plate variable-frequency heating system of exploitation, reasonable in design, use variable-frequency heating mode that electric energy is converted into heat energy, improve the performance of power supply, reduce heating cost, decrease heating volume, local can be completed heat, can measure according to demand to be precisely controlled and add heat and heating-up temperature, thus decrease the waste of energy, provide cost savings, substantially increase electric heating conversion Energy Efficiency Ratio, and present invention heating can use contactless mode to complete, it is easily achieved calandria and electrically separated, achieve electric isolution, safety coefficient is greatly improved, improve the security performance of heating equipment;Due to accurately heating, using with the opening of equipment can be realized, be equipped with computer system control, it is easy to accurately control and automatically control, be equipped with induction system and can realize controlling in real time and protection temperature, be suitable to promote, become a problem demanding prompt solution.
Summary of the invention
The technical problem to be solved in the present invention is to overcome drawbacks described above, provide a kind of electric heating plate variable-frequency heating system, reasonable in design, use variable-frequency heating mode that electric energy is converted into heat energy, improve the performance of power supply, reduce heating cost, decrease heating volume, local can be completed heat, can measure according to demand to be precisely controlled and add heat and heating-up temperature, thus decrease the waste of energy, provide cost savings, substantially increase electric heating conversion Energy Efficiency Ratio, and present invention heating can use contactless mode to complete, it is easily achieved calandria and electrically separated, achieve electric isolution, safety coefficient is greatly improved, improve the security performance of heating equipment;Due to accurately heating, using with the opening of equipment can be realized, be equipped with computer system control, it is easy to accurately control and automatically control, be equipped with induction system and can realize controlling in real time and protection temperature, be suitable to promote.
For solving the problems referred to above, the technical solution adopted in the present invention is:
A kind of electric heating plate variable-frequency heating system, corresponding with electric heating plate, it is characterised in that: include controller and the frequency conversion electro-heat equipment being connected with controller;Described controller includes controlling box body, it is provided with circuit board in controlling box body, power module, single-chip microcomputer, commutator, wave filter, inverter, load circuit and display module it is provided with on circuit board, power module connects external power source, and power module connects single-chip microcomputer and commutator, and single-chip microcomputer connects display module, commutator connects wave filter, wave filter connects inverter, and inverter connects load circuit, and load circuit connects frequency conversion electro-heat equipment;Being provided with display screen on described control box body, display screen connects display module.
As the technical scheme of a kind of optimization, described frequency conversion electro-heat equipment includes the heater being arranged within electric heating plate, and on heater, uniform winding has several heat coils, and the outer surface of described heater and heat coil is provided with insulating barrier.
As the technical scheme of a kind of optimization, described control box body is provided with several and touches regulation switch, touch regulation switch and connect single-chip microcomputer.
Owing to have employed technique scheme, compared with prior art, the present invention is reasonable in design, use variable-frequency heating mode that electric energy is converted into heat energy, improve the performance of power supply, reduce heating cost, decrease heating volume, local can be completed heat, can measure according to demand to be precisely controlled and add heat and heating-up temperature, thus decrease the waste of energy, provide cost savings, substantially increase electric heating conversion Energy Efficiency Ratio, and present invention heating can use contactless mode to complete, it is easily achieved calandria and electrically separated, achieve electric isolution, safety coefficient is greatly improved, improve the security performance of heating equipment;Due to accurately heating, using with the opening of equipment can be realized, be equipped with computer system control, it is easy to accurately control and automatically control, be equipped with induction system and can realize controlling in real time and protection temperature, be suitable to promote.
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings simultaneously.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the controller in an embodiment of the present invention;
Fig. 2 is the partial structurtes schematic diagram of frequency conversion electro-heat equipment in an embodiment of the present invention.
Detailed description of the invention
Embodiment:
As shown in Figure 1-2, a kind of electric heating plate variable-frequency heating system, corresponding with electric heating plate, including controller and the frequency conversion electro-heat equipment that is connected with controller.
Described controller includes controlling box body, it is provided with circuit board in controlling box body, power module, single-chip microcomputer, commutator, wave filter, inverter, load circuit and display module it is provided with on circuit board, power module connects external power source, and power module connects single-chip microcomputer and commutator, and single-chip microcomputer connects display module, commutator connects wave filter, wave filter connects inverter, and inverter connects load circuit, and load circuit connects frequency conversion electro-heat equipment;Being provided with display screen on described control box body, display screen connects display module.
In the present embodiment, the rectification circuit of commutator completes current acquisition, conversion.The filter circuit of wave filter completes the filtering after rectification, reduces ripple factor, removes Hz noise, completes the common modes such as EMC, differential mode suppression and other interference.During work, by commutator, wave filter, civil power being become DC current, load circuit is induction coil, comprises load matching circuit, realizes efficiency by load matching circuit and maximizes.Match circuit uses matching transformer electromagnetic coupled.Voltage after frequency conversion, by providing load-sensing coil by the electric current after inverter frequency conversion, completes electric heating conversion.Control to complete the control to conversion frequencies with protection circuit, completed the protections such as stream, overvoltage, short circuit, open circuit simultaneously.
Described frequency conversion electro-heat equipment includes the heater 2 being arranged within electric heating plate, and on heater 2, uniform winding has several heat coils 3, and the outer surface of described heater 2 and heat coil 3 is provided with insulating barrier 1.
It is provided with several on described control box body and touches regulation switch, touch regulation switch and connect single-chip microcomputer.
The present invention is reasonable in design, use variable-frequency heating mode that electric energy is converted into heat energy, improve the performance of power supply, reduce heating cost, decrease heating volume, local can be completed heat, can measure according to demand to be precisely controlled and add heat and heating-up temperature, thus decrease the waste of energy, provide cost savings, substantially increase electric heating conversion Energy Efficiency Ratio, and present invention heating can use contactless mode to complete, it is easy to accomplish calandria and electrically separated, it is achieved that electric isolution, safety coefficient is greatly improved, and improves the security performance of heating equipment;Due to accurately heating, using with the opening of equipment can be realized, be equipped with computer system control, it is easy to accurately control and automatically control, be equipped with induction system and can realize controlling in real time and protection temperature, be suitable to promote.
The present invention is not limited to above-mentioned preferred implementation, and anyone should learn the structure change made under the enlightenment of the present invention, every have with the present invention same or like as technical scheme, belong to protection scope of the present invention.
Claims (3)
1. an electric heating plate variable-frequency heating system, corresponding with electric heating plate, it is characterised in that: include controller and the frequency conversion electro-heat equipment being connected with controller;
Described controller includes controlling box body, it is provided with circuit board in controlling box body, power module, single-chip microcomputer, commutator, wave filter, inverter, load circuit and display module it is provided with on circuit board, power module connects external power source, and power module connects single-chip microcomputer and commutator, and single-chip microcomputer connects display module, commutator connects wave filter, wave filter connects inverter, and inverter connects load circuit, and load circuit connects frequency conversion electro-heat equipment;
Being provided with display screen on described control box body, display screen connects display module.
Hot-water heating plate variable-frequency heating system the most according to claim 1, it is characterized in that: described frequency conversion electro-heat equipment includes the heater being arranged within electric heating plate, on heater, uniform winding has several heat coils, and the outer surface of described heater and heat coil is provided with insulating barrier.
Hot-water heating plate variable-frequency heating system the most according to claim 1, it is characterised in that: it is provided with several on described control box body and touches regulation switch, touch regulation switch and connect single-chip microcomputer.
Priority Applications (1)
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CN201610425166.7A CN105934013A (en) | 2016-07-04 | 2016-07-04 | Variable-frequency heating system for electric heating plate |
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CN201610425166.7A CN105934013A (en) | 2016-07-04 | 2016-07-04 | Variable-frequency heating system for electric heating plate |
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Citations (16)
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---|---|---|---|---|
GB507676A (en) * | 1938-01-14 | 1939-06-20 | Revo Electric Co Ltd | Improvements relating to electric hot-plates |
CN87102693A (en) * | 1987-04-08 | 1987-09-30 | 湖北省水利厅水利科学研究所 | Industrial frequency superimposed induction type electric hot-plate |
CN1300176A (en) * | 1999-12-14 | 2001-06-20 | 中国科学院金属研究所 | Variable frequency induction heater |
JP2002373770A (en) * | 2001-06-18 | 2002-12-26 | Daihan:Kk | Heating method and device of electromagnetic induction type using endless conveying belt |
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2016
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Patent Citations (16)
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CN1300176A (en) * | 1999-12-14 | 2001-06-20 | 中国科学院金属研究所 | Variable frequency induction heater |
JP2002373770A (en) * | 2001-06-18 | 2002-12-26 | Daihan:Kk | Heating method and device of electromagnetic induction type using endless conveying belt |
CN2532655Y (en) * | 2002-03-29 | 2003-01-22 | 刘文起 | High-efficient frequency-changing electric heater |
CN1690584A (en) * | 2004-04-26 | 2005-11-02 | 张建军 | Medium and high frequency induction superconductive liquid water heating apparatus |
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CN103747544A (en) * | 2014-01-22 | 2014-04-23 | 何俊驹 | Heating panel |
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Effective date of registration: 20190308 Address after: 266000 Tieqishan Road, Chengyang District, Qingdao City, Shandong Province Applicant after: Qingdao Xinhong Warm Graphite Technology Co.,Ltd. Address before: 266000 Tieqishan Road, Chengyang District, Qingdao City, Shandong Province Applicant before: QINGDAO TIANDI HONGHUA NEW ENERGY TECHNOLOGY CO.,LTD. |
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RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160907 |