DE112022003244T5 - Hochfrequenzimpuls-ac-stromversorgung mit hoher leistungsdichte und langer lebensdauer - Google Patents
Hochfrequenzimpuls-ac-stromversorgung mit hoher leistungsdichte und langer lebensdauer Download PDFInfo
- Publication number
- DE112022003244T5 DE112022003244T5 DE112022003244.8T DE112022003244T DE112022003244T5 DE 112022003244 T5 DE112022003244 T5 DE 112022003244T5 DE 112022003244 T DE112022003244 T DE 112022003244T DE 112022003244 T5 DE112022003244 T5 DE 112022003244T5
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Images
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
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16547—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies voltage or current in AC supplies
-
- 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
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc 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
- H02M7/217—Conversion of ac power input into dc 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
- H02M7/219—Conversion of ac power input into dc 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 in a bridge configuration
-
- 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
- H02M7/5387—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 in a bridge configuration
- H02M7/53871—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 in a bridge configuration with automatic control of output voltage or current
- H02M7/53873—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 in a bridge configuration with automatic control of output voltage or current with digital control
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110711240.2A CN113315388B (zh) | 2021-06-25 | 2021-06-25 | 一种高功率密度-长寿命高频脉冲交流电源 |
| CN202110711240.2 | 2021-06-25 | ||
| PCT/CN2022/074169 WO2022267473A1 (zh) | 2021-06-25 | 2022-01-27 | 一种高功率密度-长寿命高频脉冲交流电源 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112022003244T5 true DE112022003244T5 (de) | 2024-04-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112022003244.8T Pending DE112022003244T5 (de) | 2021-06-25 | 2022-01-27 | Hochfrequenzimpuls-ac-stromversorgung mit hoher leistungsdichte und langer lebensdauer |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN113315388B (zh) |
| DE (1) | DE112022003244T5 (zh) |
| WO (1) | WO2022267473A1 (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113315388B (zh) * | 2021-06-25 | 2022-05-06 | 江苏容正医药科技有限公司 | 一种高功率密度-长寿命高频脉冲交流电源 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106126876A (zh) | 2016-06-13 | 2016-11-16 | 武汉大学 | 一种基于纹波分析的电解电容寿命计算方法 |
| CN110031705A (zh) | 2019-04-29 | 2019-07-19 | 西安特锐德智能充电科技有限公司 | 电解电容寿命监测方法、装置、电子设备及存储介质 |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3781765B2 (ja) * | 2005-04-22 | 2006-05-31 | 松下エコシステムズ株式会社 | 交流電源直結型ブラシレスｄｃモータおよびそれを搭載した電気機器 |
| CN2865927Y (zh) * | 2005-08-02 | 2007-02-07 | 西北工业大学 | 一种低压电磁铆接设备 |
| JP4542483B2 (ja) * | 2005-08-31 | 2010-09-15 | 日立コンピュータ機器株式会社 | スイッチング電源装置及びディスクアレイシステム |
| JP2007288955A (ja) * | 2006-04-19 | 2007-11-01 | Hitachi Industrial Equipment Systems Co Ltd | 電力変換装置 |
| CN201069461Y (zh) * | 2007-06-18 | 2008-06-04 | 深圳市中传电气技术有限公司 | 一种变频器中的铝电解电容寿命监测装置 |
| JP2010097839A (ja) * | 2008-10-17 | 2010-04-30 | Panasonic Electric Works Co Ltd | 放電灯点灯装置、及び照明器具 |
| CN101447740A (zh) * | 2008-12-11 | 2009-06-03 | 山东泰开自动化有限公司 | 具有模块化空间结构的高压变频器变流单元 |
| CN101848590A (zh) * | 2009-03-27 | 2010-09-29 | 上海豪迈净能科技有限公司 | 一种电子镇流电路 |
| JP2012023891A (ja) * | 2010-07-15 | 2012-02-02 | Mitsubishi Electric Corp | 電源装置及び照明器具 |
| WO2012119232A1 (en) * | 2011-03-09 | 2012-09-13 | Solantro Semiconductor Corp. | Inverter having extended lifetime dc-link capacitors |
| CN102684505A (zh) * | 2012-06-05 | 2012-09-19 | 天津三星电子有限公司 | 一种电源适配器 |
| US9787212B2 (en) * | 2014-05-05 | 2017-10-10 | Rockwell Automation Technologies, Inc. | Motor drive with silicon carbide MOSFET switches |
| CN104202862B (zh) * | 2014-07-30 | 2017-02-01 | 南京航空航天大学 | 一种单级式无电解电容led驱动电源 |
| CN105898946A (zh) * | 2014-12-12 | 2016-08-24 | 南京工业大学 | 一种无电解电容的led照明驱动电源实现方法 |
| CN104836445A (zh) * | 2015-04-29 | 2015-08-12 | 南京理工大学 | 反激pfc变换器输出电容esr和c的监测装置及方法 |
| CN110710341B (zh) * | 2017-06-02 | 2020-12-15 | 庞巴迪运输有限公司 | 变换器的功率相模块、变换器和车辆 |
| CN207166824U (zh) * | 2017-07-31 | 2018-03-30 | 梁卫光 | 一种led照明灯具 |
| CN108322128A (zh) * | 2018-03-09 | 2018-07-24 | 奥克斯空调股份有限公司 | 一种电机驱动保护装置、过压保护方法、装置及空调器 |
| JP7338189B2 (ja) * | 2019-03-25 | 2023-09-05 | Tdk株式会社 | 電源装置 |
| CN211880657U (zh) * | 2019-04-23 | 2020-11-06 | 张国安 | 一种模块化宽电压大功率hid智能高效高频电子镇流器 |
| CN110083955B (zh) * | 2019-05-05 | 2022-03-15 | 西南交通大学 | 传动系统牵引支撑电容的选型和设计方法 |
| CN210201718U (zh) * | 2019-09-16 | 2020-03-27 | 江苏华电戚墅堰发电有限公司 | 直流电源寿命可靠性提升电路 |
| CN211266469U (zh) * | 2019-12-31 | 2020-08-14 | 浙江阿尔法汽车技术有限公司 | 一种电机母线电容保护电路及电机控制装置 |
| CN112187090B (zh) * | 2020-08-25 | 2022-06-14 | 南京工业大学 | 基于能量效率和稳定性设计模型的IPOx构架式高压微秒脉冲电源 |
| CN112217389A (zh) * | 2020-08-26 | 2021-01-12 | 南京理工大学 | 长寿命高功率密度电流断续升降压功率因数校正变换器 |
| CN112468011B (zh) * | 2020-10-28 | 2022-10-14 | 南京工业大学 | 一种应用于高压微秒脉冲电源的限压整形电路 |
| CN112289589A (zh) * | 2020-11-19 | 2021-01-29 | 珠海格力电器股份有限公司 | 可拆卸电容组模块及空调系统 |
| CN112741704B (zh) * | 2020-12-29 | 2022-06-24 | 江苏容正医药科技有限公司 | 一种用于牙齿清洁和/或美白的等离子体射流装置 |
| CN113315388B (zh) * | 2021-06-25 | 2022-05-06 | 江苏容正医药科技有限公司 | 一种高功率密度-长寿命高频脉冲交流电源 |
-
2021
- 2021-06-25 CN CN202110711240.2A patent/CN113315388B/zh active Active
-
2022
- 2022-01-27 WO PCT/CN2022/074169 patent/WO2022267473A1/zh active Application Filing
- 2022-01-27 DE DE112022003244.8T patent/DE112022003244T5/de active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106126876A (zh) | 2016-06-13 | 2016-11-16 | 武汉大学 | 一种基于纹波分析的电解电容寿命计算方法 |
| CN110031705A (zh) | 2019-04-29 | 2019-07-19 | 西安特锐德智能充电科技有限公司 | 电解电容寿命监测方法、装置、电子设备及存储介质 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022267473A1 (zh) | 2022-12-29 |
| CN113315388B (zh) | 2022-05-06 |
| CN113315388A (zh) | 2021-08-27 |
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