NO119879B - - Google Patents
Download PDFInfo
- Publication number
- NO119879B NO119879B NO1534/68A NO153468A NO119879B NO 119879 B NO119879 B NO 119879B NO 1534/68 A NO1534/68 A NO 1534/68A NO 153468 A NO153468 A NO 153468A NO 119879 B NO119879 B NO 119879B
- Authority
- NO
- Norway
- Prior art keywords
- air
- contact
- switch
- pressure
- contacts
- Prior art date
Links
- 239000002184 metal Substances 0.000 description 5
- 230000003068 static effect Effects 0.000 description 5
- 239000012212 insulator Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M5/27—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency
- H02M5/271—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency from a three phase input voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/24—Controlling the direction, e.g. clockwise or counterclockwise
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/047—V/F converter, wherein the voltage is controlled proportionally with the frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
- Ac-Ac Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH590367A CH476419A (de) | 1967-04-25 | 1967-04-25 | Dreiphasige Umrichteranlage für die Speisung eines Drehstrommotors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO119879B true NO119879B (fr) | 1970-07-20 |
Family
ID=4301272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO1534/68A NO119879B (fr) | 1967-04-25 | 1968-04-23 |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT274154B (fr) |
| CH (1) | CH476419A (fr) |
| DE (1) | DE1613526B2 (fr) |
| DK (1) | DK122919B (fr) |
| FR (1) | FR1560889A (fr) |
| GB (1) | GB1170203A (fr) |
| NL (2) | NL6805754A (fr) |
| NO (1) | NO119879B (fr) |
| SE (1) | SE344263B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3061959B1 (fr) | 2017-01-19 | 2019-05-31 | Horiba Abx Sas | Systeme d'analyses biologiques |
-
0
- NL NL134808D patent/NL134808C/xx active
-
1967
- 1967-04-25 CH CH590367A patent/CH476419A/de not_active IP Right Cessation
- 1967-06-26 DE DE19671613526 patent/DE1613526B2/de not_active Withdrawn
- 1967-12-22 AT AT1162467A patent/AT274154B/de active
-
1968
- 1968-04-22 FR FR1560889D patent/FR1560889A/fr not_active Expired
- 1968-04-23 GB GB1903768A patent/GB1170203A/en not_active Expired
- 1968-04-23 SE SE543468A patent/SE344263B/xx unknown
- 1968-04-23 DK DK182668A patent/DK122919B/da unknown
- 1968-04-23 NO NO1534/68A patent/NO119879B/no unknown
- 1968-04-23 NL NL6805754A patent/NL6805754A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT274154B (de) | 1969-09-10 |
| NL134808C (fr) | 1900-01-01 |
| DE1613526A1 (de) | 1970-03-05 |
| NL6805754A (fr) | 1968-10-28 |
| DK122919B (da) | 1972-04-24 |
| CH476419A (de) | 1969-07-31 |
| SE344263B (fr) | 1972-04-04 |
| DE1613526B2 (de) | 1971-01-07 |
| GB1170203A (en) | 1969-11-12 |
| FR1560889A (fr) | 1969-03-21 |
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