DE1218082B - Verfahren zur Herstellung von Ferritkernen mit rechteckfoermiger Hystereseschleife und niedriger Schaltkonstante - Google Patents
Verfahren zur Herstellung von Ferritkernen mit rechteckfoermiger Hystereseschleife und niedriger SchaltkonstanteInfo
- Publication number
- DE1218082B DE1218082B DES74971A DES0074971A DE1218082B DE 1218082 B DE1218082 B DE 1218082B DE S74971 A DES74971 A DE S74971A DE S0074971 A DES0074971 A DE S0074971A DE 1218082 B DE1218082 B DE 1218082B
- Authority
- DE
- Germany
- Prior art keywords
- temperature
- hysteresis loop
- ferrite
- switching
- cores
- 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.)
- Pending
Links
- 229910000859 α-Fe Inorganic materials 0.000 title claims description 30
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title description 2
- 239000011162 core material Substances 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 2
- XYCQRIWVOKLIMW-UHFFFAOYSA-N [Co].[Ni].[Zn] Chemical compound [Co].[Ni].[Zn] XYCQRIWVOKLIMW-UHFFFAOYSA-N 0.000 claims 1
- 229910017052 cobalt Inorganic materials 0.000 claims 1
- 239000010941 cobalt Substances 0.000 claims 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 1
- 238000004663 powder metallurgy Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000005496 tempering Methods 0.000 description 21
- 238000000137 annealing Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 230000002269 spontaneous effect Effects 0.000 description 7
- 230000006698 induction Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
- H01F1/0311—Compounds
- H01F1/0313—Oxidic compounds
- H01F1/0315—Ferrites
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/342—Oxides
- H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL281321D NL281321A (enrdf_load_stackoverflow) | 1961-07-24 | ||
| DES74971A DE1218082B (de) | 1961-07-24 | 1961-07-24 | Verfahren zur Herstellung von Ferritkernen mit rechteckfoermiger Hystereseschleife und niedriger Schaltkonstante |
| CH874162A CH415885A (de) | 1961-07-24 | 1962-07-20 | Verfahren zur Herstellung von magnetisierbaren Ferritkernen mit einer rechteckförmigen Hystereseschleife |
| GB2796462A GB981942A (en) | 1961-07-24 | 1962-07-20 | Process for producing ferrite cores having rectangular hysteresis loops and lowswitching constants |
| FR904927A FR1335207A (fr) | 1961-07-24 | 1962-07-24 | Procédé pour améliorer les propriétés de commande des noyaux de ferrite à boucle d'hystérésis rectangulaire et noyaux conformes à ceux obtenus par ledit procédé ou procédé similaire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES74971A DE1218082B (de) | 1961-07-24 | 1961-07-24 | Verfahren zur Herstellung von Ferritkernen mit rechteckfoermiger Hystereseschleife und niedriger Schaltkonstante |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1218082B true DE1218082B (de) | 1966-06-02 |
Family
ID=7505033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DES74971A Pending DE1218082B (de) | 1961-07-24 | 1961-07-24 | Verfahren zur Herstellung von Ferritkernen mit rechteckfoermiger Hystereseschleife und niedriger Schaltkonstante |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH415885A (enrdf_load_stackoverflow) |
| DE (1) | DE1218082B (enrdf_load_stackoverflow) |
| FR (1) | FR1335207A (enrdf_load_stackoverflow) |
| GB (1) | GB981942A (enrdf_load_stackoverflow) |
| NL (1) | NL281321A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1646997B1 (de) * | 1965-08-10 | 1972-06-29 | Siemens Ag | Verfahren zur herstellung eines ferromagnetichen schaltkerns aus ferrit mit rechteckfoermiger hystereseschleife |
-
0
- NL NL281321D patent/NL281321A/xx unknown
-
1961
- 1961-07-24 DE DES74971A patent/DE1218082B/de active Pending
-
1962
- 1962-07-20 CH CH874162A patent/CH415885A/de unknown
- 1962-07-20 GB GB2796462A patent/GB981942A/en not_active Expired
- 1962-07-24 FR FR904927A patent/FR1335207A/fr not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| None * |
Also Published As
| Publication number | Publication date |
|---|---|
| NL281321A (enrdf_load_stackoverflow) | |
| FR1335207A (fr) | 1963-08-16 |
| GB981942A (en) | 1965-02-03 |
| CH415885A (de) | 1966-06-30 |
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