KR860008931A - 에스컬레이터의 운전장치 - Google Patents
에스컬레이터의 운전장치 Download PDFInfo
- Publication number
- KR860008931A KR860008931A KR1019860002596A KR860002596A KR860008931A KR 860008931 A KR860008931 A KR 860008931A KR 1019860002596 A KR1019860002596 A KR 1019860002596A KR 860002596 A KR860002596 A KR 860002596A KR 860008931 A KR860008931 A KR 860008931A
- Authority
- KR
- South Korea
- Prior art keywords
- slip
- input control
- induction motor
- output
- angle frequency
- 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- Withdrawn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
- 230000006698 induction Effects 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B25/00—Control of escalators or moving walkways
-
- 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
- H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Escalators And Moving Walkways (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019900005226U KR900005713Y1 (ko) | 1985-05-20 | 1990-04-26 | 에스컬레이터의 운전장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985074374U JPS61192697U (enrdf_load_stackoverflow) | 1985-05-20 | 1985-05-20 | |
JP60-74374 | 1985-05-20 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019900005226U Division KR900005713Y1 (ko) | 1985-05-20 | 1990-04-26 | 에스컬레이터의 운전장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR860008931A true KR860008931A (ko) | 1986-12-19 |
Family
ID=30614613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019860002596A Withdrawn KR860008931A (ko) | 1985-05-20 | 1986-04-04 | 에스컬레이터의 운전장치 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS61192697U (enrdf_load_stackoverflow) |
KR (1) | KR860008931A (enrdf_load_stackoverflow) |
-
1985
- 1985-05-20 JP JP1985074374U patent/JPS61192697U/ja active Pending
-
1986
- 1986-04-04 KR KR1019860002596A patent/KR860008931A/ko not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS61192697U (enrdf_load_stackoverflow) | 1986-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19860404 |
|
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 19891218 Patent event code: PE09021S01D |
|
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 19900328 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 19891218 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
PC1205 | Withdrawal of application forming a basis of a converted application | ||
WICV | Withdrawal of application forming a basis of a converted application |