KR930015273A - Uninterruptible power supply - Google Patents
Uninterruptible power supply Download PDFInfo
- Publication number
- KR930015273A KR930015273A KR1019910024931A KR910024931A KR930015273A KR 930015273 A KR930015273 A KR 930015273A KR 1019910024931 A KR1019910024931 A KR 1019910024931A KR 910024931 A KR910024931 A KR 910024931A KR 930015273 A KR930015273 A KR 930015273A
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- output terminal
- power supply
- pulse width
- signal shaping
- Prior art date
Links
Classifications
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/16—Means for providing current step on switching, e.g. with saturable reactor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Inverter Devices (AREA)
Abstract
내용 없음No content
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.
제1도는 종래의 무정전 전원장치의 블럭도.1 is a block diagram of a conventional uninterruptible power supply.
제2도는 이 발명에 따른 무정전 전원공급장치의 블럭도.2 is a block diagram of an uninterruptible power supply according to the present invention.
제3도는 이 발명에 따른 무정전 전원공급장치의 상세회로도.3 is a detailed circuit diagram of an uninterruptible power supply according to the present invention.
제4도는 이 발명에 따른 각단의 입출력 파형도이다.4 is an input / output waveform diagram of each stage according to the present invention.
* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings
10 : 트랜스 20 : 신호정형회로10: transformer 20: signal shaping circuit
21 : 버퍼 22 : 게인조정부21: Buffer 22: Gain Adjuster
23 : 제1발진부 24 : 증폭회로23: first oscillator 24: amplification circuit
30 : 위상동기 루프회로 31 : 제2발진부30: phase locked loop circuit 31: second oscillator
32 : 비교회로 33 : 플립플롭32: comparison circuit 33: flip-flop
34 : 펄스폭 변조회로 35 : 드라이브회로34 pulse width modulation circuit 35 drive circuit
40 : 제어부 50 : 인버터40: control unit 50: inverter
OP1,OP2 : 연산증폭기 OP3 : 제1비교기OP1, OP2: Operational Amplifier OP3: First Comparator
OP4 : 제2비교기 R1~R11 : 저항OP4: 2nd comparator R1 ~ R11: resistance
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910024931A KR940003345B1 (en) | 1991-12-28 | 1991-12-28 | U.p.s. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910024931A KR940003345B1 (en) | 1991-12-28 | 1991-12-28 | U.p.s. |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930015273A true KR930015273A (en) | 1993-07-24 |
KR940003345B1 KR940003345B1 (en) | 1994-04-20 |
Family
ID=19326494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910024931A KR940003345B1 (en) | 1991-12-28 | 1991-12-28 | U.p.s. |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR940003345B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200486206Y1 (en) * | 2013-06-28 | 2018-04-16 | 주식회사 종근당 | Container assembly with means for accommodating cleaning member |
-
1991
- 1991-12-28 KR KR1019910024931A patent/KR940003345B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR940003345B1 (en) | 1994-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 19961122 Year of fee payment: 4 |
|
LAPS | Lapse due to unpaid annual fee |