BE514155A - - Google Patents
Info
- Publication number
- BE514155A BE514155A BE514155DA BE514155A BE 514155 A BE514155 A BE 514155A BE 514155D A BE514155D A BE 514155DA BE 514155 A BE514155 A BE 514155A
- Authority
- BE
- Belgium
- Prior art keywords
- speed
- frequency
- resonant
- tachometer
- alternator
- Prior art date
Links
- 238000013016 damping Methods 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 230000005284 excitation Effects 0.000 description 19
- 239000003990 capacitor Substances 0.000 description 18
- 238000004804 winding Methods 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE514155A true BE514155A (https=) |
Family
ID=152050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE514155D BE514155A (https=) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE514155A (https=) |
-
0
- BE BE514155D patent/BE514155A/fr unknown
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