FR2858483A1 - Device for filtering electromagnetic noise in an electricity supply involves stabilizing frequency and voltage, to protect hi-fi and measuring equipment - Google Patents
Device for filtering electromagnetic noise in an electricity supply involves stabilizing frequency and voltage, to protect hi-fi and measuring equipment Download PDFInfo
- Publication number
- FR2858483A1 FR2858483A1 FR0309587A FR0309587A FR2858483A1 FR 2858483 A1 FR2858483 A1 FR 2858483A1 FR 0309587 A FR0309587 A FR 0309587A FR 0309587 A FR0309587 A FR 0309587A FR 2858483 A1 FR2858483 A1 FR 2858483A1
- Authority
- FR
- France
- Prior art keywords
- capacitors
- voltage
- protect
- inductors
- electromagnetic noise
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H1/0007—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network of radio frequency interference filters
-
- 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
- H02M1/12—Arrangements for reducing harmonics from ac input or output
- H02M1/126—Arrangements for reducing harmonics from ac input or output using passive filters
-
- 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
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H2001/0092—Inductor filters, i.e. inductors whose parasitic capacitance is of relevance to consider it as filter
Abstract
Description
La présente invention concerne un appareil pourThe present invention relates to an apparatus for
filtrer les pollutions parasites aux environs de la fréquence de 50 hertz contenues dans le courant délivré par Electricité de France(ou autres fournisseurs) perturbatrices du signal dans les composants d'appareils hifi et appareils de mesures quels qu'ils soient en altérant de façon très significative ledit signal et leurs comportements. filtering the spurious pollution around the frequency of 50 hertz contained in the current delivered by Electricité de France (or other suppliers) disturbing the signal in the components of hifi devices and measuring devices of any kind by altering very significant said signal and their behaviors.
Le dispositif selon l'invention permet de remédier à 10 cet inconvénient en stabilisant la fréquence et la tension par un bobinage des selfs extrêmement serrées, éliminant le phénomène de constriction électromagnétique, puis une excitation du courant par un enrobage des selfs avec des feuilles d'aluminium en opposant le champs électromagnétique et un filtrage par des condensateurs de propriétés et de valeurs différentes sur l'entrée et la sortie des dites selfs en fonction des applications. The device according to the invention makes it possible to overcome this drawback by stabilizing the frequency and the voltage by winding the extremely tight inductors, eliminating the phenomenon of electromagnetic constriction, and then exciting the current by coating the inductors with foils. aluminum opposing the electromagnetic field and filtering capacitors of different properties and values on the input and output of said selfs depending on applications.
Il comporte un boîtier principal dans lequel sont présents entre deux et quatre selfs bobinées de façon extrêmement serrée, montées en série entre le neutre et la phase, muni d'un interrupteur, de condensateurs non polarisés montés en parallèle, les dites selfs dont l'inductance de chacune d'elle varie en fonction des applications sont comprises entre 1, 8 micros H et 6,54 25 milli H, ayant la particularité d'être entourées de feuille d'aluminium d'environ 54 microns permettant une légère excitation du courant et recouverte d'un isolant pvc tout autour des dites selfs, ainsi qu'une série de condensateurs apparents, non polarisés dont les valeurs oscillent entre 2 et 24p farads en fonction de l'application, de types polypropylène, et papier huilé, aux aussi montés en parallèle. It comprises a main housing in which are present between two and four inductors wound extremely tightly, connected in series between the neutral and the phase, provided with a switch, unpolarized capacitors connected in parallel, said selfs of which inductance of each of them varies depending on the applications are between 1, 8 micros H and 6.54 25 milli H, having the distinction of being surrounded by aluminum foil about 54 microns allowing a slight excitation of the current and covered with a pvc insulation all around said inductors, and a series of apparent capacitors, unpolarized whose values oscillate between 2 and 24p farads depending on the application, polypropylene types, and oiled paper, as well as mounted in parallel.
A l'intérieur du coffret principal un autre boîtier dans lequel est enfermée une série d'autres condensateurs 35 montés en parallèle de différentes valeurs, de types polypropylène, anode d'étain, dont cellesci oscillent entre 23p et 25p farads et situées à la sortie des selfs, dont la taille du fil en cuivre mono-brin rigide ou multi-brins de 1,5 à 2,5 mm2,entouré d'une gaine pvc, les condensateurs étant enfermés dans de la résine à forte densité afin de stabiliser leurs comportements. Inside the main cabinet another housing in which is enclosed a series of other capacitors 35 connected in parallel of different values, polypropylene types, tin anode, which those oscillate between 23p and 25p farads and located at the output chokes, the size of the single-stranded copper wire or multi-strand 1.5 to 2.5 mm2, surrounded by a pvc sheath, the capacitors being enclosed in high density resin to stabilize their behaviours.
Selon des modes particuliers de réalisations et d'applications à savoir: pour lecteur de C.D, de minichaîne, de sources type tuner, platine vinyl, minidic, dvd, d'amplificateur intégré, d'un seul ampli ou plusieurs amplis, le boîtier principal ainsi que les selfs et les condensateurs peuvent avoir des tailles et des valeurs différentes en fonction de ces variantes, mais le 10 principe technique restant strictement identique pour chacune des applications. According to particular embodiments and applications to know: for CD player, mini boom, tuner type sources, turntable, minidic, dvd, integrated amplifier, a single amp or several amps, the main housing as well as the inductors and capacitors may have different sizes and values depending on these variants, but the technical principle remaining strictly identical for each of the applications.
Les dessins annexés illustrent l'invention: La figure 1 représente le dispositif de l'invention. The accompanying drawings illustrate the invention: FIG. 1 represents the device of the invention.
La figure 2 une self vue de face.Figure 2 a self seen from the front.
En référence à ces dessins, l'appareil comporte un boîtier(1) dont l'une des faces est munie de une à quatre prises de sorties secteur(2) et une entrée(3) en fonction des variantes. With reference to these drawings, the apparatus comprises a housing (1), one of whose faces is provided with one to four power outlet jacks (2) and an input (3) depending on the variants.
Dans la forme de réalisation selon la figure(1), le boîtier _o principal(l)comporte des selfs(4)montées en série sur la phase(5)et le neutre(6), puis filtrer en amont par une série de condensateurs au papier huilé(8)et au polypropylène(ll),tous montés en parallèle. In the embodiment according to Figure (1), the main housing _o (l) has inductors (4) connected in series on the phase (5) and the neutral (6), then filter upstream by a series of capacitors oiled paper (8) and polypropylene (ll), all in parallel.
Dans le boîtier(9)une série de condensateurs au polypropylene et à l'anode d'étain(12)sont enfermés dans de la résine à forte densité<10) montés à la sortie des selfs(4)avant d'attaquer les prises de sorties(2). In the housing (9) a series of polypropylene capacitors and tin anode (12) are enclosed in high density resin <10) mounted at the output of the inductors (4) before engaging the sockets of outputs (2).
Dans la forme de réalisation figure(2)la self comporte des feuilles d'aluminium(1) qui recouvrent la totalité de sa 30 surface et sont protégées par un isolant en pvc Recouvrant la totalité de celle-ci. In the embodiment shown in FIG. 2, the choke comprises aluminum foils (1) which cover the whole of its surface and are protected by a pvc insulator covering all of it.
A titre d'exemple non limitatif le boîtier aura des dimensions de l'ordre de 440 mm pour la largeur,de 350 mm pour la profondeur et de 120 mm pour la hauteur. By way of non-limiting example, the housing will have dimensions of the order of 440 mm for the width, 350 mm for the depth and 120 mm for the height.
Le dispositif selon l'invention est particulièrement destiné au filtrage du courant pour tous les appareils de reproduction sonore en général, mais l'application peut s'étendre au monde industriel pour les appareils de mesures dans les laboratoires de recherches scientifiques, de type 40 robotique, médical, et les nouvelles technologies. The device according to the invention is particularly intended for filtering current for all sound reproduction devices in general, but the application can extend to the industrial world for measurement devices in scientific research laboratories, type 40 robotics , medical, and new technologies.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0309587A FR2858483A1 (en) | 2003-08-01 | 2003-08-01 | Device for filtering electromagnetic noise in an electricity supply involves stabilizing frequency and voltage, to protect hi-fi and measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0309587A FR2858483A1 (en) | 2003-08-01 | 2003-08-01 | Device for filtering electromagnetic noise in an electricity supply involves stabilizing frequency and voltage, to protect hi-fi and measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2858483A1 true FR2858483A1 (en) | 2005-02-04 |
Family
ID=34043765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR0309587A Withdrawn FR2858483A1 (en) | 2003-08-01 | 2003-08-01 | Device for filtering electromagnetic noise in an electricity supply involves stabilizing frequency and voltage, to protect hi-fi and measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2858483A1 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60140914A (en) * | 1983-12-27 | 1985-07-25 | Matsushita Electric Ind Co Ltd | Noise filter |
| US4760357A (en) * | 1985-10-16 | 1988-07-26 | Murata Manufacturing Co., Ltd. | Noise filter with inlet socket |
| US4983934A (en) * | 1988-04-20 | 1991-01-08 | Murata Manufacturing Co., Ltd. | Noise filter |
| US20030117814A1 (en) * | 2001-12-25 | 2003-06-26 | Emc Inc. | Noise filter |
-
2003
- 2003-08-01 FR FR0309587A patent/FR2858483A1/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60140914A (en) * | 1983-12-27 | 1985-07-25 | Matsushita Electric Ind Co Ltd | Noise filter |
| US4760357A (en) * | 1985-10-16 | 1988-07-26 | Murata Manufacturing Co., Ltd. | Noise filter with inlet socket |
| US4983934A (en) * | 1988-04-20 | 1991-01-08 | Murata Manufacturing Co., Ltd. | Noise filter |
| US20030117814A1 (en) * | 2001-12-25 | 2003-06-26 | Emc Inc. | Noise filter |
Non-Patent Citations (1)
| Title |
|---|
| PATENT ABSTRACTS OF JAPAN vol. 009, no. 302 (E - 362) 29 November 1985 (1985-11-29) * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CA | Change of address | ||
| ST | Notification of lapse |
Effective date: 20060428 |