JPS6147384B2 - - Google Patents
Info
- Publication number
- JPS6147384B2 JPS6147384B2 JP13042078A JP13042078A JPS6147384B2 JP S6147384 B2 JPS6147384 B2 JP S6147384B2 JP 13042078 A JP13042078 A JP 13042078A JP 13042078 A JP13042078 A JP 13042078A JP S6147384 B2 JPS6147384 B2 JP S6147384B2
- Authority
- JP
- Japan
- Prior art keywords
- motor
- current
- speed
- load
- acceleration
- 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.)
- Expired
Links
- 230000001133 acceleration Effects 0.000 claims description 24
- 238000004088 simulation Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims 1
- 238000005096 rolling process Methods 0.000 description 22
- 239000000463 material Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Direct Current Motors (AREA)
- Control Of Electric Motors In General (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13042078A JPS5557162A (en) | 1978-10-25 | 1978-10-25 | Load current detector for direct current motor |
| US06/085,672 US4284937A (en) | 1978-10-25 | 1979-10-17 | Load current detecting apparatus of direct current motors |
| DE2942796A DE2942796C2 (de) | 1978-10-25 | 1979-10-23 | Schaltungsanordnung zum Steuern der Drehzahl eines Gleichstrommotors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13042078A JPS5557162A (en) | 1978-10-25 | 1978-10-25 | Load current detector for direct current motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5557162A JPS5557162A (en) | 1980-04-26 |
| JPS6147384B2 true JPS6147384B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-18 |
Family
ID=15033817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13042078A Granted JPS5557162A (en) | 1978-10-25 | 1978-10-25 | Load current detector for direct current motor |
Country Status (3)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4662202A (en) * | 1985-07-23 | 1987-05-05 | Cargill, Incorporated | Low tension cascade mill speed control by current measurement with temperature compensation |
| CN109975701B (zh) * | 2017-12-28 | 2021-11-16 | 新疆金风科技股份有限公司 | 发电机空载电动势的测试系统 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE915161C (de) * | 1952-09-09 | 1954-07-15 | Licentia Gmbh | Brueckenschaltung zum Messen der Motordrehzahl |
| US3366856A (en) * | 1963-02-15 | 1968-01-30 | Hitachi Ltd | Method and system for optimum control of servomechanisms having load inertia variation |
| FR1390284A (fr) * | 1964-01-03 | 1965-02-26 | Etude Et La Realisation Des Pr | Dispositif pour la commande de déplacements |
| US3359477A (en) * | 1964-05-13 | 1967-12-19 | Fujitsu Ltd | Acceleration and deceleration control system for dc motor |
| US3617844A (en) * | 1969-05-21 | 1971-11-02 | Eaton Yale & Towne | Controlled-velocity drive |
| US3614569A (en) * | 1969-10-30 | 1971-10-19 | Emerson Electric Co | Dc motor controllers with ir compensation for extended speed range |
| DE2020555B2 (de) * | 1970-04-27 | 1973-02-01 | Siemens AG, 1000 Berlin u 8000 München | Schaltungsanordnung zum messen der von einem stromdurchflossenen motor erzeugten emk |
| US3814310A (en) * | 1972-11-29 | 1974-06-04 | Westinghouse Electric Corp | Static inertia compensation function generator |
| DE2337722B2 (de) * | 1973-07-25 | 1977-11-24 | Schloemann-Siemag AG, 4000 Düsseldorf | Schaltungsanordnung zur drehzahlregelung eines antriebsmotors einer arbeitsmaschine mit haeufig wechselnden belastungen, wie ein walzgeruest, eine schere o.dgl. |
-
1978
- 1978-10-25 JP JP13042078A patent/JPS5557162A/ja active Granted
-
1979
- 1979-10-17 US US06/085,672 patent/US4284937A/en not_active Expired - Lifetime
- 1979-10-23 DE DE2942796A patent/DE2942796C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4284937A (en) | 1981-08-18 |
| DE2942796C2 (de) | 1982-08-19 |
| JPS5557162A (en) | 1980-04-26 |
| DE2942796A1 (de) | 1980-04-30 |