JP7718873B2 - 電源装置及び画像形成装置 - Google Patents

電源装置及び画像形成装置

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Publication number
JP7718873B2
JP7718873B2 JP2021107930A JP2021107930A JP7718873B2 JP 7718873 B2 JP7718873 B2 JP 7718873B2 JP 2021107930 A JP2021107930 A JP 2021107930A JP 2021107930 A JP2021107930 A JP 2021107930A JP 7718873 B2 JP7718873 B2 JP 7718873B2
Authority
JP
Japan
Prior art keywords
voltage
switching
period
power supply
control means
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.)
Active
Application number
JP2021107930A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023005762A (ja
Inventor
正己 稲垣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2021107930A priority Critical patent/JP7718873B2/ja
Priority to US17/834,379 priority patent/US12135519B2/en
Publication of JP2023005762A publication Critical patent/JP2023005762A/ja
Priority to US18/903,265 priority patent/US20250021038A1/en
Priority to JP2025117992A priority patent/JP2025157364A/ja
Application granted granted Critical
Publication of JP7718873B2 publication Critical patent/JP7718873B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5004—Power supply control, e.g. power-saving mode, automatic power turn-off
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/80—Details relating to power supplies, circuits boards, electrical connections
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0016—Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameters
    • H02M1/0022—Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameters the disturbance parameters being input voltage fluctuations
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
    • H02M1/0035—Control circuits allowing low power mode operation, e.g. in standby mode using burst mode control
    • 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
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
    • H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
    • H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
    • H02M3/33523—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop
    • 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
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
    • H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
    • H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • 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
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Dc-Dc Converters (AREA)
JP2021107930A 2021-06-29 2021-06-29 電源装置及び画像形成装置 Active JP7718873B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2021107930A JP7718873B2 (ja) 2021-06-29 2021-06-29 電源装置及び画像形成装置
US17/834,379 US12135519B2 (en) 2021-06-29 2022-06-07 Power supply apparatus and image forming apparatus
US18/903,265 US20250021038A1 (en) 2021-06-29 2024-10-01 Power supply apparatus and image forming apparatus
JP2025117992A JP2025157364A (ja) 2021-06-29 2025-07-14 電源装置及び画像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021107930A JP7718873B2 (ja) 2021-06-29 2021-06-29 電源装置及び画像形成装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025117992A Division JP2025157364A (ja) 2021-06-29 2025-07-14 電源装置及び画像形成装置

Publications (2)

Publication Number Publication Date
JP2023005762A JP2023005762A (ja) 2023-01-18
JP7718873B2 true JP7718873B2 (ja) 2025-08-05

Family

ID=84540945

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2021107930A Active JP7718873B2 (ja) 2021-06-29 2021-06-29 電源装置及び画像形成装置
JP2025117992A Pending JP2025157364A (ja) 2021-06-29 2025-07-14 電源装置及び画像形成装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025117992A Pending JP2025157364A (ja) 2021-06-29 2025-07-14 電源装置及び画像形成装置

Country Status (2)

Country Link
US (2) US12135519B2 (https=)
JP (2) JP7718873B2 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008141845A (ja) 2006-11-30 2008-06-19 Toshiba Corp 電源制御装置、電子機器および電源制御方法
JP2017017846A (ja) 2015-06-30 2017-01-19 キヤノン株式会社 電源装置及び画像形成装置
JP2017112798A (ja) 2015-12-18 2017-06-22 キヤノン株式会社 電源装置及び画像形成装置
JP2018113832A (ja) 2017-01-13 2018-07-19 キヤノン株式会社 電源装置および画像形成装置
US20190229626A1 (en) 2018-01-23 2019-07-25 Apple Inc. Adaptive Wakeup Time Control In Burst Mode Of A Primary Side Regulated Flyback Converter
WO2020202760A1 (ja) 2019-03-29 2020-10-08 富士電機株式会社 スイッチング制御回路、電源回路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60197336A (ja) 1984-03-21 1985-10-05 Hitachi Seiki Co Ltd 工作機械の加工システムにおける工具供給装置
JP3412624B2 (ja) * 2001-06-08 2003-06-03 サンケン電気株式会社 スイッチング電源装置
JP6305151B2 (ja) 2014-03-27 2018-04-04 キヤノン株式会社 電源装置及び画像形成装置
JP7182983B2 (ja) 2018-10-04 2022-12-05 キヤノン株式会社 電源装置及び画像形成装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008141845A (ja) 2006-11-30 2008-06-19 Toshiba Corp 電源制御装置、電子機器および電源制御方法
JP2017017846A (ja) 2015-06-30 2017-01-19 キヤノン株式会社 電源装置及び画像形成装置
JP2017112798A (ja) 2015-12-18 2017-06-22 キヤノン株式会社 電源装置及び画像形成装置
JP2018113832A (ja) 2017-01-13 2018-07-19 キヤノン株式会社 電源装置および画像形成装置
US20190229626A1 (en) 2018-01-23 2019-07-25 Apple Inc. Adaptive Wakeup Time Control In Burst Mode Of A Primary Side Regulated Flyback Converter
WO2020202760A1 (ja) 2019-03-29 2020-10-08 富士電機株式会社 スイッチング制御回路、電源回路

Also Published As

Publication number Publication date
JP2025157364A (ja) 2025-10-15
US20220413422A1 (en) 2022-12-29
US20250021038A1 (en) 2025-01-16
US12135519B2 (en) 2024-11-05
JP2023005762A (ja) 2023-01-18

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