KR100345241B1 - 펄스폭 변조 동기화 방법 - Google Patents
펄스폭 변조 동기화 방법 Download PDFInfo
- Publication number
- KR100345241B1 KR100345241B1 KR1019990055316A KR19990055316A KR100345241B1 KR 100345241 B1 KR100345241 B1 KR 100345241B1 KR 1019990055316 A KR1019990055316 A KR 1019990055316A KR 19990055316 A KR19990055316 A KR 19990055316A KR 100345241 B1 KR100345241 B1 KR 100345241B1
- Authority
- KR
- South Korea
- Prior art keywords
- pulse width
- zero crossing
- width modulation
- fundamental wave
- synchronization
- Prior art date
Links
- OENHQHLEOONYIE-JLTXGRSLSA-N β-Carotene Chemical compound CC=1CCCC(C)(C)C=1\C=C\C(\C)=C\C=C\C(\C)=C\C=C\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C OENHQHLEOONYIE-JLTXGRSLSA-N 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 22
- 238000004364 calculation method Methods 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004088 simulation Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000000630 rising effect Effects 0.000 description 5
- 230000036461 convulsion Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/539—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
- H02M7/5395—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency by pulse-width modulation
-
- 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
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
Description
Claims (3)
- 기본파 성분의 영 교차를 검출하는 기본파 영 교차단계와;캐리어 성분의 영 교차를 검출하는 캐리어 영 교차단계와;상기 기본파 성분의 영 교차와 캐리어 성분의 영 교차(β)를 계산하는 계산단계와;인터럽트시 각도의 범위인 θ 계산과 각 위상의 위치에 따라 β를 적용하여 과변조 영역 직전에서부터 왜대칭 영 교차 동기를 매 주기마다 동기화 하는 펄스폭 변조 동기단계와;상기 펄스폭 변조 동기의 출력에 따라 펄스폭을 변조하는 펄스폭 변조단계를 포함하는 것을 특징으로 하는 펄스폭 변조 동기화 방법.
- 제 1 항에 있어서, 상기 과변조영역에서 1 펄스영역까지 비선형 입출력관계를 미리 계산하여 목표각을 설정하는 것을 특징으로 펄스폭 변조 동기화 방법.
- 제 1 항에 있어서, 상기 동기모드 변환시 모드 변화에 관계없이 연속 테이블로 표현되는 것을 특징으로 펄스폭 변조 동기화 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990055316A KR100345241B1 (ko) | 1999-12-07 | 1999-12-07 | 펄스폭 변조 동기화 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990055316A KR100345241B1 (ko) | 1999-12-07 | 1999-12-07 | 펄스폭 변조 동기화 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010105420A KR20010105420A (ko) | 2001-11-29 |
KR100345241B1 true KR100345241B1 (ko) | 2002-07-25 |
Family
ID=19623873
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990055316A KR100345241B1 (ko) | 1999-12-07 | 1999-12-07 | 펄스폭 변조 동기화 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100345241B1 (ko) |
-
1999
- 1999-12-07 KR KR1019990055316A patent/KR100345241B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20010105420A (ko) | 2001-11-29 |
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