WO2020111815A1 - Dispositif de génération de champ électromagnétique basse fréquence - Google Patents

Dispositif de génération de champ électromagnétique basse fréquence Download PDF

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Publication number
WO2020111815A1
WO2020111815A1 PCT/KR2019/016573 KR2019016573W WO2020111815A1 WO 2020111815 A1 WO2020111815 A1 WO 2020111815A1 KR 2019016573 W KR2019016573 W KR 2019016573W WO 2020111815 A1 WO2020111815 A1 WO 2020111815A1
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WO
WIPO (PCT)
Prior art keywords
low
electromagnetic field
low frequency
discharge member
frequency electromagnetic
Prior art date
Application number
PCT/KR2019/016573
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English (en)
Korean (ko)
Inventor
김성열
차상일
Original Assignee
(주)바이브도시
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR1020190064669A external-priority patent/KR102384197B1/ko
Application filed by (주)바이브도시 filed Critical (주)바이브도시
Priority to CN201980077978.9A priority Critical patent/CN113163780A/zh
Publication of WO2020111815A1 publication Critical patent/WO2020111815A1/fr

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    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B4/00—General methods for preserving meat, sausages, fish or fish products
    • A23B4/06—Freezing; Subsequent thawing; Cooling
    • A23B4/07—Thawing subsequent to freezing
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00—Preservation or chemical ripening of fruit or vegetables
    • A23B7/04—Freezing; Subsequent thawing; Cooling
    • A23B7/045—Thawing subsequent to freezing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • 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
    • H02M7/539—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 with automatic control of output wave form or frequency
    • H02M7/5395—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 with automatic control of output wave form or frequency by pulse-width modulation

Definitions

  • the present invention relates to a low-frequency electromagnetic field generating device.
  • the electromagnetic field is made in a refrigerator or a freezer to conduct thawing of meat, fish, etc. in the refrigerator or freezer at a minus temperature, and it is also performed to maintain freshness of fruits, etc. with meat and fish.
  • a low frequency is used to form an electromagnetic field, and a transformer (trans) for amplifying the voltage is used.
  • the low-frequency transformer for amplifying the low-frequency voltage has a problem in that the installation is large.
  • the inventions disclosed in this regard include International Patent W02006/054348, Japanese Patent Publication No. 4445594; Japanese Patent Application Publication No. 2012-207900 and Korean Patent Publication No. 2015-0107710.
  • the present invention has a problem in constructing an electromagnetic field generating device more efficiently.
  • the present invention is a high-voltage low-frequency inverter circuit for supplying a low-frequency signal; And a discharge body that receives the low-frequency signal and discharges a low-frequency electromagnetic field, wherein the discharge body includes a covered wire type discharge member, a filament bulb type discharge member, a cable type discharge member, a thin film type discharge member, and an electrolyte.
  • a low-frequency electromagnetic field generator comprising a solution-type discharge member and at least one discharge member among glass-type discharge members.
  • the coated electric wire type discharge member the electric wire receiving the low-frequency signal; It may include an insulating coating material covering the wire.
  • the filament bulb type discharge member includes: a filament receiving the low frequency signal; It may include a light bulb to accommodate the filament therein.
  • the cable type discharge member includes a conductive pattern that receives the low frequency signal; An insulating cable substrate in which the conductive pattern is embedded may be included.
  • the thin film type discharge member includes a conductive thin film that receives the low frequency signal; An insulating laminate material surrounding the conductive thin film may be included.
  • the electrolyte solution type discharge member includes an electrolyte solution to which the low frequency signal is applied; It may include a container for receiving the electrolyte solution.
  • the glass type discharge member may include: a conducting line to which the low frequency signal is applied;
  • the conductive wire may include a glass base material that is built-in or external.
  • the discharge body includes a plurality of discharge members of the same type or different types, and the discharge members may be connected in series and/or in parallel.
  • the electrolyte solution may include water.
  • the glass substrate in which the conductive wire is embedded may include first and second glass layers disposed with the conductive wire interposed therebetween.
  • the glass base material in which the conducting wire is enclosed includes a glass layer on which the conducting wire is formed, and the glass layer on which the conducting wire is formed may be covered with a lamination film of an insulating material.
  • the high-voltage low-frequency inverter circuit includes: a full-bridge converter and a PWM controller that generate a composite wave signal of a high frequency signal and a low frequency signal; A high frequency transformer amplifying the synthesized wave signal; A low-frequency filter for extracting the low-frequency signal supplied to the discharge body from the amplified synthesized wave signal may be included.
  • the present invention is a facility in which the above-described low-frequency electromagnetic field generating device is installed, a refrigerator, a freezer, a thaw freezer, a dryer, a fryer, a fish tank, a hydroponic cultivation facility, a medical storage facility, and a low-frequency electromagnetic field as a treatment facility Provide applied equipment.
  • a discharging body such as a wire type, a light bulb type, a cable type, a thin film type, an electrolyte solution type, a glass type, and accordingly, a room in a desired shape. The whole can be formed and the degree of freedom of installation of the discharge body can be maximized.
  • FIG. 1 is a view schematically showing a low-frequency electromagnetic field generating device according to an embodiment of the present invention.
  • FIG. 2 is a diagram showing waveforms generated by the full-bridge converter and the PWM controller of FIG. 1.
  • FIG. 3 is a circuit diagram of the full-bridge converter of FIG. 1;
  • FIG. 4 is an exemplary diagram for adjusting the frequency of a wavelength in a multi-channel according to an embodiment of the present invention.
  • FIG. 5 is a view showing a system composed of a plurality of low-frequency electromagnetic field generating apparatus according to an embodiment of the present invention.
  • 6 to 12 are views showing various examples of the configuration of a discharge body according to an embodiment of the present invention.
  • FIG. 1 is a view schematically showing a low-frequency electromagnetic field generating device according to an embodiment of the present invention.
  • the low-frequency electromagnetic field generating device 10 may include a control panel 100, a power supply device 200, a high-voltage low-frequency inverter circuit 500, and a discharge body 400.
  • the low-frequency electromagnetic field generating device 10 of the present embodiment can be applied to various types of facilities (or equipment, facilities) for specific treatment (for example, storage) of articles containing moisture, such as food.
  • a facility may be referred to as a low frequency electromagnetic field application facility in this embodiment.
  • the low-frequency electromagnetic field generating device 10 may be installed in a food processing facility such as a refrigerator, a freezer, a thaw freezer, a warm cabinet, a dryer, a fryer, a fish tank, and a hydroponic cultivation facility. Moreover, it may be installed in a medical storage facility that stores blood and the like. In addition, it can be installed in a sauna or the like as a treatment facility.
  • a food processing facility such as a refrigerator, a freezer, a thaw freezer, a warm cabinet, a dryer, a fryer, a fish tank, and a hydroponic cultivation facility.
  • a medical storage facility that stores blood and the like.
  • it can be installed in a sauna or the like as a treatment facility.
  • the low frequency electromagnetic field generating device 10 When the low frequency electromagnetic field generating device 10 is applied to a facility such as a refrigerator or a freezer, food stored in the facility is exposed to (or exposed to) a low frequency electromagnetic field discharged (or radiated) from the low frequency electromagnetic field generating device 10. Freshness can be maintained.
  • the power supply 200 supplies power to the control panel 100 and the high-voltage low-frequency inverter circuit 500.
  • a plurality of high-voltage low-frequency inverter circuits 500 and discharge bodies 400 may be used in the low-frequency electromagnetic field generating device 10.
  • the control panel 100 and the power supply 200 are connected in parallel with a plurality of high-voltage low-frequency inverter circuits 500 and a discharge body 400, and a multi-channel low frequency through a plurality of discharge bodies 400.
  • An electromagnetic field can be generated.
  • the control panel 100 functions to control the frequency and voltage to be output from the discharge body 400.
  • the power supply 200 is a device for supplying power, preferably an SMPS power supply can be used, and a voltage and control panel used by the high-voltage low-frequency inverter circuit 500 for vehicle 24 ⁇ 48V power or household 110-220V power ( 100) can be changed to the voltage to be used.
  • the power supply device 200 is provided with AC and DC functions, and can be operated with a commercial power supply or a battery.
  • the high voltage low frequency inverter circuit 500 includes, for example, a voltage checker 510, a full bridge converter, and a pulse-width modulation (PWM) controller 520, a high frequency transformer 530, and a low frequency filter 540. , And an overcurrent sensor 550 and a feedback circuit 560.
  • PWM pulse-width modulation
  • the voltage checker 510 is located between the power supply 200 and the full bridge converter and the PWM controller 520, detects the voltage input to the full bridge converter and the PWM controller 520, and the constant voltage from the PWM controller 520 It can be configured to control to maintain.
  • an overcurrent sensor 550 is positioned between the low-frequency filter 540 and the discharge body 400 to detect when an overcurrent occurs in the discharge body 400 to detect the overcurrent from the control panel 100 to the discharge body 400. The flowing current can be cut off immediately.
  • FIG. 3 is a circuit diagram of a full-bridge converter of the high-voltage low-frequency inverter circuit 500 according to an embodiment of the present invention, and FIG. 2 shows a waveform of a signal formed in the circuit of FIG. 3.
  • the full-bridge converter which is the circuit shown in FIG. 3, is controlled by a PWM controller (not shown).
  • the signals of these two waveforms may be synthesized by passing through the diodes of D1 and D2 of FIG. 3, respectively, and become signals of the waveform of the third graph of FIG.
  • the ON state of the first graph becomes OFF in the waveform of the second graph, and the first graph and the second graph have different polarities, so after passing the diodes of D1 and D2 When combined, it may be a signal having a PWM waveform as in the third graph.
  • the third graph corresponds to a synthesized waveform signal in which a low frequency signal (dotted line) is combined with a high frequency PWM waveform signal such as 40KHz.
  • the synthesized waveform in which 40KHz high frequency and low frequency are combined is a high frequency waveform, it can be amplified through the high frequency transformer 530.
  • the synthesized waveform amplified by the high-frequency transformer 530 passes through the low-frequency filter 540 to extract substantially only the low-frequency.
  • the low-frequency signal thus extracted is supplied to the discharge body 400, so that the low-frequency electromagnetic field is discharged to its surroundings through the discharge body 400, and thereby, a low-frequency electromagnetic field can be formed.
  • the full-wave converter and the PWM controller 520 which are synthesized wave generation circuits, form a synthesized wave carrying a low frequency on a high-frequency waveform, and thus the synthesized wave is formed to use the high-frequency transformer 530. Therefore, it can occupy less volume and weight. On the other hand, compared with the case of using a low frequency transformer, it can be made as small as several tens of times.
  • a plurality of high-voltage low-frequency inverter circuits 500 and a plurality of discharge bodies 400 corresponding to each of them may be installed to be configured to discharge low frequencies through multiple channels.
  • control panel 100 is provided with a wired/wireless communication synchronization function 110, so that the low-frequency phase occurring in multiple channels can be adjusted.
  • one of a plurality of high-voltage low-frequency inverter circuits is set as a master, and the other high-voltage low-frequency inverter circuits adjust the phase of the wavelength according to the circuit set as a master, thereby causing interference between each other. It can be prevented from occurring.
  • the remaining high-voltage low-frequency inverter circuits have different phases depending on the position of the discharge body.
  • the discharge body of the high-voltage low-frequency inverter circuit that changes phase by ⁇ compared to the wavelength generated in the master circuit may be located opposite to the discharge body of the master circuit.
  • control panel may be provided with a function for adjusting the phase of the low-frequency wavelengths generated by a plurality of discharge bodies, and it is possible to prevent the wavelengths generated by the plurality of discharge bodies from being distorted or canceled from each other.
  • FIG. 5 shows a so-called low-frequency electromagnetic field generating system including a plurality of low-frequency electromagnetic field generating devices of FIG. 1.
  • the overcurrent sensor monitors and controls the operating state at a remote location.
  • the discharge body for discharging the low-frequency electromagnetic field in this embodiment may be configured in various forms, which will be described in more detail below.
  • FIG. 6 is a view schematically showing an example of a discharge body according to an embodiment of the present invention.
  • the discharge body 400 of the present invention may be composed of at least one coated wire type discharge member 400a.
  • a plurality of covered wire type discharge members 400a when used, they may be connected in series and/or in parallel, and FIG. 6 shows an example of a series connection.
  • the coated electric wire type discharge member 400a may be formed of a conductive electric wire 401 for discharging a low frequency by applying a low frequency signal, and an insulating coating 402 surrounding the electric wire 401 and electrically insulating it.
  • a connecting wire 450 for electrically connecting them between neighboring discharge members 400a may be disposed.
  • the coated wire type discharge member 400a has an advantage in that it can be installed to conform to a structure or shape desired by a user for equipment or equipment such as a refrigerator to which a low-frequency electromagnetic field generating device is applied. Therefore, the degree of freedom of installation of the discharge body 400 can be maximized.
  • the discharge body 400 composed of a covered wire type discharge member 400a may be installed on an inner wall of a part defining or surrounding (or surrounding) an area in which low-frequency electromagnetic fields are discharged in facilities such as refrigerators. There is, for example, can be attached to the inner wall or embedded in the inner wall.
  • the discharge body 400 may be installed on the inner wall of the door.
  • FIG. 7 is a view schematically showing another example of the discharge body according to the embodiment of the present invention.
  • the discharge body 400 of the present invention may be composed of at least one filament bulb type discharge member 400b.
  • filament bulb type discharge members 400b when a plurality of filament bulb type discharge members 400b are used, they may be connected in series and/or in parallel.
  • the filament bulb type discharge member 400b may be composed of a conductive filament 403 for discharging the low frequency by applying a low frequency signal, and a bulb 404 for receiving the filament 403 therein.
  • connection wire 450 for electrically connecting them between adjacent discharge members 400b may be disposed.
  • the filament bulb type discharge member 400b has the advantage that it can be installed to conform to the structure or shape desired by the user for equipment such as a refrigerator to which a low-frequency electromagnetic field generating device is applied. have. Therefore, the degree of freedom of installation of the discharge body 400 can be maximized.
  • the discharge body 400 composed of the filament bulb type discharge member 400b may be installed on an inner wall of a part defining or surrounding (or surrounding) a region in which a low-frequency electromagnetic field is discharged in a facility such as a refrigerator.
  • a facility such as a refrigerator
  • the discharge body 400 may be installed on the inner wall of the door.
  • FIG. 8 is a view schematically showing another example of the discharge body according to the embodiment of the present invention.
  • the discharge body 400 of the present invention may be composed of at least one cable type discharge member 400c having flexible characteristics.
  • the discharge body 400 of the present invention may be composed of at least one cable type discharge member 400c having flexible characteristics.
  • they may be connected in series and/or in parallel.
  • the cable type discharge member 400c includes a conductive pattern 405 for discharging a low frequency by applying a low frequency signal, and an insulating cable substrate 406 in which the conductive pattern 405 is buried inside and surrounding the entire conductive pattern 405 It can be composed of.
  • the cable type discharge member 400c has an advantage that it can be installed to conform to a structure or shape desired by a user for facilities such as a refrigerator to which a low frequency electromagnetic field generating device is applied. . Therefore, the degree of freedom of installation of the discharge body 400 can be maximized.
  • the discharge body 400 composed of the cable type discharge member 400c may be installed on an inner wall of a part that defines (or surrounds) or discharges a region in which low-frequency electromagnetic fields are discharged in facilities such as a refrigerator.
  • the discharge body 400 may be installed on the inner wall or embedded in the inner wall.
  • the discharge body 400 may be installed on the inner wall of the door.
  • the discharge member 400 of the present embodiment the above-mentioned coated wire type discharge member 400a, filament bulb type discharge member 400b and at least two types of discharge members of the cable type discharge member 400c are mixed. It may be configured in the form, in this case, the mixed discharge members may be connected in series and/or in parallel.
  • the discharge body 400 may be formed of at least one thin film type discharge member.
  • a thin film type discharge member may be composed of a conductive thin film that discharges low frequencies when a low frequency signal is applied, and an insulating laminate material (or protective material) surrounding the entire conductive thin film.
  • the conductive thin film may be made of a conductive metal material, for example, gold, silver, copper, copper, aluminum, and may be made of various metal materials.
  • the thin film type discharge member has an advantage that can be installed to conform to a structure or shape desired by a user for a facility such as a refrigerator to which a low frequency electromagnetic field generating device is applied. Therefore, the degree of freedom of installation of the discharge body 400 can be maximized.
  • the discharge body 400 composed of a thin film type discharge member may be installed on an inner wall of a part defining or surrounding (or surrounding) an area in which a low-frequency electromagnetic field is discharged in a facility such as a refrigerator, for example.
  • a facility such as a refrigerator
  • the discharge body 400 may be installed on the inner wall of the door.
  • the discharge body 400 of the present embodiment at least two types of the above-mentioned coated wire type discharge member 400a, filament bulb type discharge member 400b, cable type discharge member 400c and thin film type discharge member Discharge member of may be configured in a mixed form, in this case, the mixed discharge members may be connected in series and/or in parallel.
  • FIG. 9 is a view schematically showing another example of the discharge body according to the embodiment of the present invention.
  • the discharge body 400 of the present invention may be composed of an electrolyte solution (or conductive solution) type discharge member 400d.
  • the discharge member 400d may be configured of an electrolyte solution 407 for discharging the low frequency when a low frequency signal is applied, and a container 408 for sealing the electrolyte solution 407 in the internal sealed space S.
  • the electrolyte solution 407 all kinds of liquid materials having conductivity, including water, can be used. Moreover, the electrolyte solution 407 may include an ionic material as an additive to increase its conductivity.
  • the container 408 is configured to receive the liquid electrolyte solution 407, and may define the shape of the discharge member 400d.
  • the container 408 is formed of a material having a non-flexible property, and may have a specific shape that is substantially fixed, so that the shape change is not free.
  • the container 408 is formed of a material having a flexible property, and its shape, size, and the like can be freely changed.
  • the non-flexible container 408 may be formed in a plate shape. Of course, as another shape, it may have various shapes such as a tubular shape.
  • the flexible characteristics of the container 408 is made of a flexible material such as a polymer may be changed in shape or size.
  • a hose-shaped container 408 may be used, which may be stretched or partially bent.
  • the discharge body 400 may be composed of one or a plurality of electrolyte solution type discharge members 400d, and when a plurality of electrolyte solution type discharge members 400d are used, they may be connected in series and/or in parallel. have.
  • the electrolyte solution type discharge member 400d is in the form of mixing with at least one type of discharge member of the above-mentioned coated wire type discharge member 400a, filament bulb type discharge member 400b and cable type discharge member 400c.
  • the mixed discharge members may be connected in series and/or in parallel.
  • the electrolyte solution type discharge member 400d may be installed to conform to a structure or shape desired by a user for a facility such as a refrigerator to which a low frequency electromagnetic field generating device is applied.
  • a facility such as a refrigerator to which a low frequency electromagnetic field generating device is applied.
  • the discharge body 400 composed of the electrolyte solution type discharge member 400d may be installed on an inner wall of a part defining or surrounding (or surrounding) a region in which a low-frequency electromagnetic field is discharged in a facility such as a refrigerator.
  • a facility such as a refrigerator
  • the discharge body 400 may be installed on the inner wall of the door.
  • 10 to 12 are views schematically showing another example of the discharge body according to the embodiment of the present invention.
  • the discharge body 400 of the present invention may be composed of at least one glass type discharge member 400e.
  • a plurality of glass type discharge members 400e when a plurality of glass type discharge members 400e are used, they may be connected in series and/or in parallel.
  • the glass type discharge member 400e includes a conductive line 409, which is a conductive pattern to which a low frequency signal is applied to discharge the low frequency, and a glass substrate 410 in which the conductive line 409 is built-in or externally covered. Can be configured.
  • the glass substrate 410 includes the first glass layer 410a and the second glass layer 410b.
  • the conductive wire 409 may be interposed between the first and second glass layers 410a and 410b.
  • the glass substrate 410 is composed of a glass layer 410c, and the glass layer 410c A conductive line 409 may be formed on the outer surface, and the entire outer surface of the glass layer 410c on which the conductive line 409 is formed may be covered with a lamination film 411 made of an insulating material.
  • the glass type discharge member 400e is at least one of the above-mentioned coated wire type discharge member 400a, filament bulb type discharge member 400b, cable type discharge member 400c, and electrolyte solution type discharge member 400d.
  • the discharge member 400 may be configured by being disposed in a mixed form with the type discharge member, and in this case, the mixed discharge members may be connected in series and/or in parallel.
  • the glass type discharge member 400e has an advantage that it can be installed to conform to a structure or shape desired by a user for a facility such as a refrigerator to which a low frequency electromagnetic field generating device is applied. . Therefore, the degree of freedom of installation of the discharge body 400 can be maximized.
  • the discharge body 400 composed of the glass type discharge member 400e may be installed on an inner wall of a part defining or surrounding (or surrounding) an area in which low-frequency electromagnetic fields are discharged in facilities such as a refrigerator. , For example, may be attached on the inner wall or embedded in the inner wall.
  • the discharge body 400 may be installed on the inner wall of the door.
  • the discharge body 400 composed of the glass type discharge member 400e is formed in the form of a glass door and can be directly installed as a component of a facility such as a refrigerator.
  • the discharge body 400 of the present embodiment has a similar configuration to the glass-type discharge member 400e, and may be composed of a plastic-type discharge member using a plastic substrate instead of a glass substrate, in this case, a plastic-type discharge member.
  • the low-frequency signal is applied to discharge the low-frequency conduction wire may be configured to include a plastic substrate embedded in the interior or exterior.
  • an adhesive tape may be used or an adhesive material may be applied to be attached to the facility.
  • the device for generating a low-frequency electromagnetic field including or excluding the discharge body may be manufactured in a portable manner with a small size, and accordingly, it may have an advantage of easy attachment and detachment to a facility such as a refrigerator.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

La présente invention concerne un dispositif de génération de champ électromagnétique basse fréquence comprenant : un circuit onduleur basse fréquence haute tension pour fournir un signal basse fréquence ; et un élément de décharge pour décharger un champ électromagnétique basse fréquence par réception du signal basse fréquence, l'élément de décharge comprenant au moins un élément de décharge parmi un élément de décharge de type fil électrique couvert, un élément de décharge de type ampoule électrique à filament, un élément de décharge de type câble, un élément de décharge de type film mince, un élément de décharge de type solution électrolytique, et un élément de décharge de type verre.
PCT/KR2019/016573 2018-11-29 2019-11-28 Dispositif de génération de champ électromagnétique basse fréquence WO2020111815A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201980077978.9A CN113163780A (zh) 2018-11-29 2019-11-28 低频电磁场发生装置

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KR10-2018-0150995 2018-11-29
KR20180150995 2018-11-29
KR1020190064669A KR102384197B1 (ko) 2018-11-29 2019-05-31 저주파 전자기장 발생 장치
KR10-2019-0064669 2019-05-31

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11162409A (ja) * 1997-09-19 1999-06-18 Matsushita Electric Ind Co Ltd 高圧放電ランプおよびその製造方法
KR20080029722A (ko) * 2006-12-22 2008-04-03 (주) 나라기술단 서지 전위 저감 접지장치
WO2012169419A1 (fr) * 2011-06-07 2012-12-13 株式会社島津製作所 Détecteur de courant d'ionisation à décharge
KR20150107710A (ko) * 2014-02-17 2015-09-23 카네타카 고토 공간 전위 발생장치, 그 공간 전위 발생장치를 이용한 신선도 유지 장치 및 공간 전위발생장치를 구비한 튀김기
KR101872515B1 (ko) * 2017-11-09 2018-06-28 주식회사 바이브텍 저주파 방전에 의한 신선도 유지 장치 및 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11162409A (ja) * 1997-09-19 1999-06-18 Matsushita Electric Ind Co Ltd 高圧放電ランプおよびその製造方法
KR20080029722A (ko) * 2006-12-22 2008-04-03 (주) 나라기술단 서지 전위 저감 접지장치
WO2012169419A1 (fr) * 2011-06-07 2012-12-13 株式会社島津製作所 Détecteur de courant d'ionisation à décharge
KR20150107710A (ko) * 2014-02-17 2015-09-23 카네타카 고토 공간 전위 발생장치, 그 공간 전위 발생장치를 이용한 신선도 유지 장치 및 공간 전위발생장치를 구비한 튀김기
KR101872515B1 (ko) * 2017-11-09 2018-06-28 주식회사 바이브텍 저주파 방전에 의한 신선도 유지 장치 및 방법

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