JP5318774B2 - 電流を変換するための装置、ならびに、電力半導体素子を保護するための方法 - Google Patents

電流を変換するための装置、ならびに、電力半導体素子を保護するための方法 Download PDF

Info

Publication number
JP5318774B2
JP5318774B2 JP2009539597A JP2009539597A JP5318774B2 JP 5318774 B2 JP5318774 B2 JP 5318774B2 JP 2009539597 A JP2009539597 A JP 2009539597A JP 2009539597 A JP2009539597 A JP 2009539597A JP 5318774 B2 JP5318774 B2 JP 5318774B2
Authority
JP
Japan
Prior art keywords
power semiconductor
semiconductor element
phase module
voltage
cut
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
JP2009539597A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010512135A (ja
Inventor
ドムマシュク、ミケ
ドルン、イェルク
オイラー、インゴ
ラング、イェルク
トゥ、クオック‐ブー
ヴュルフリンガー、クラウス
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of JP2010512135A publication Critical patent/JP2010512135A/ja
Application granted granted Critical
Publication of JP5318774B2 publication Critical patent/JP5318774B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H02M5/4585—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 having a rectifier with controlled elements
    • 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
    • H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar 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
    • 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
    • H02M7/483—Converters with outputs that each can have more than two voltages levels
    • H02M7/4835—Converters with outputs that each can have more than two voltages levels comprising two or more cells, each including a switchable capacitor, the capacitors having a nominal charge voltage which corresponds to a given fraction of the input voltage, and the capacitors being selectively connected in series to determine the instantaneous output voltage
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Rectifiers (AREA)
  • Dc-Dc Converters (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP2009539597A 2006-12-08 2006-12-08 電流を変換するための装置、ならびに、電力半導体素子を保護するための方法 Active JP5318774B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2006/002249 WO2008067786A1 (de) 2006-12-08 2006-12-08 Halbleiterschutzelemente zur beherrschung von dc-seitigen kurzschlüssen bei spannungszwischenkreisumrichtern

Publications (2)

Publication Number Publication Date
JP2010512135A JP2010512135A (ja) 2010-04-15
JP5318774B2 true JP5318774B2 (ja) 2013-10-16

Family

ID=38353126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009539597A Active JP5318774B2 (ja) 2006-12-08 2006-12-08 電流を変換するための装置、ならびに、電力半導体素子を保護するための方法

Country Status (12)

Country Link
US (1) US8817440B2 (und)
EP (1) EP2100368B1 (und)
JP (1) JP5318774B2 (und)
CN (1) CN101548461B (und)
AT (1) ATE523951T1 (und)
CA (1) CA2671819C (und)
DE (1) DE112006004196A5 (und)
DK (1) DK2100368T3 (und)
ES (1) ES2369570T3 (und)
PL (1) PL2100368T3 (und)
SI (1) SI2100368T1 (und)
WO (1) WO2008067786A1 (und)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11309787B2 (en) 2017-09-26 2022-04-19 MitsubishiI Electric Corporation Power conversion device

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8830708B2 (en) 2009-09-11 2014-09-09 Abb Research Ltd. Fault current limitation in DC power transmission systems
DE102009057288B4 (de) * 2009-12-01 2018-02-15 Siemens Aktiengesellschaft Umrichter für hohe Spannungen
WO2011098100A1 (de) * 2010-02-11 2011-08-18 Siemens Aktiengesellschaft Regelung eines modularen umrichters mit verteilten energiespeichern mit hilfe eines beobachters für die ströme und einer schätzeinheit für die zwischenkreisenergie
EP2548297A1 (en) * 2010-03-18 2013-01-23 ABB Research Ltd. Converter cell for cascaded converters, control system and method for bypassing a faulty converter cell
EP2369725B1 (de) 2010-03-25 2012-09-26 ABB Schweiz AG Überbrückungseinheit
DE102010052136A1 (de) 2010-11-22 2012-05-24 Siemens Aktiengesellschaft Schaltungsanordnungen für elektronisch gesteuerte DC-Netze
EP2671297B1 (de) * 2011-02-01 2018-05-02 Siemens Aktiengesellschaft Verfahren zum beseitigen eines fehlers an einer hochspannungs-gleichstromleitung, anlage zum übertragen eines elektrischen stromes über eine hochspannungs-gleichstromleitung und umrichter
DE102011004328B4 (de) 2011-02-17 2022-01-27 Siemens Energy Global GmbH & Co. KG Verfahren zum Überbrücken eines Submoduls eines modularen Mehrstufenumrichters
US8643982B2 (en) * 2011-03-21 2014-02-04 Hamilton Sundstrand Corporation Discrete input signal generation via output short-circuit detection
EP2727233B1 (en) * 2011-06-29 2016-06-08 ABB Technology AG Method and controller for protecting a voltage source converter
JP5941631B2 (ja) * 2011-07-26 2016-06-29 株式会社日立製作所 電力変換装置
WO2013083414A2 (de) * 2011-12-05 2013-06-13 Abb Technology Ag Verfahren zur elimination eines mittels mindestens einer phasenspannungsquelle einer umrichterschaltung getriebenen lichtbogens
DE102011089648A1 (de) * 2011-12-22 2013-06-27 Robert Bosch Gmbh Energiespeichereinrichtung, System mit Energiespeichereinrichtung und Verfahren zum Ansteuern einer Energiespeichereinrichtung
KR101255959B1 (ko) * 2011-12-28 2013-04-23 주식회사 효성 전압원 컨버터를 보호하기 위한 보호 회로
JP5860720B2 (ja) * 2012-02-16 2016-02-16 株式会社日立製作所 電力変換装置、直流変電所、直流送電システム及び電力変換装置の制御方法
GB201209110D0 (en) 2012-05-24 2012-07-04 Alstom Technology Ltd Method of fault clearance
JP5792903B2 (ja) * 2012-07-11 2015-10-14 三菱電機株式会社 電力変換装置
EP2747267B1 (en) 2012-12-18 2020-02-05 General Electric Technology GmbH Electrical apparatus including chain-link converter and protection circuit
EP2755317A1 (en) * 2013-01-11 2014-07-16 Alstom Technology Ltd Voltage source converter comprising a chain-link converter
EP2978114B1 (en) 2013-03-18 2018-11-28 Mitsubishi Electric Corporation Power conversion apparatus
CN104283194B (zh) 2013-07-05 2018-08-03 通用电气公司 具有故障保护功能的电路
RU2640038C2 (ru) * 2013-07-08 2017-12-26 Сименс Акциенгезелльшафт Многоуровневый преобразователь
CN103595282A (zh) * 2013-10-24 2014-02-19 张家港智电西威变流技术有限公司 模块化多电平变流器的变流模块电路
JP6071859B2 (ja) * 2013-12-09 2017-02-01 東芝三菱電機産業システム株式会社 電力変換装置
JP6203289B2 (ja) * 2013-12-16 2017-09-27 三菱電機株式会社 電力変換装置
WO2015098146A1 (ja) * 2013-12-24 2015-07-02 三菱電機株式会社 電力変換装置
US10186952B2 (en) 2014-03-05 2019-01-22 Mitsubishi Electric Corporation Power conversion device
CN104052026B (zh) * 2014-05-29 2016-05-25 华中科技大学 用于模块化多电平换流器的子模块拓扑及其应用
US9871437B2 (en) 2014-07-10 2018-01-16 University-Industry Foundation(UIF) Fault current reduction structure of multi-level converter and apparatus using the fault current reduction structure
EP3001552A1 (en) * 2014-09-23 2016-03-30 Alstom Technology Ltd Voltage source converter and control thereof
DE102014219788A1 (de) * 2014-09-30 2016-03-31 Siemens Aktiengesellschaft Modularer Multilevel-Direktumrichter mit einphasigem variablen Frequenzausgang
EP3259839B1 (de) * 2015-04-02 2021-09-29 Siemens Energy Global GmbH & Co. KG Umrichteranordnung sowie verfahren zu deren kurzschlussschutz
DE102015109466A1 (de) 2015-06-15 2016-12-15 Ge Energy Power Conversion Technology Limited Stromrichter-Submodul mit Kurzschlusseinrichtung und Stromrichter mit diesem
EP3439162B1 (en) * 2016-03-28 2021-11-17 Mitsubishi Electric Corporation Power conversion device
CN105896477A (zh) * 2016-06-07 2016-08-24 南方电网科学研究院有限责任公司 一种模块化多电平换流器的接地保护方法及模块化多电平换流器
WO2018051587A1 (ja) * 2016-09-13 2018-03-22 三菱電機株式会社 電力変換装置および電力システム
PL3622621T3 (pl) * 2017-07-05 2021-11-22 Siemens Energy Global GmbH & Co. KG Wielopoziomowy konwerter prądu
EP3691108B1 (en) * 2017-09-26 2022-08-24 Mitsubishi Electric Corporation Power conversion device
EP3537584A1 (en) * 2018-03-09 2019-09-11 General Electric Technology GmbH Voltage source converters
EP3987636A1 (en) * 2019-06-24 2022-04-27 General Electric Company Short-circuit protection systems and methods for flying capacitor based buck-boost converters
CN110323720A (zh) * 2019-08-05 2019-10-11 珠海格力电器股份有限公司 Igbt模块保护装置、igbt模块及变频器
CN113556029B (zh) 2020-04-23 2023-02-28 台达电子企业管理（上海）有限公司 飞跨电容多电平端口失压保护电路
EP4184736A4 (en) * 2020-07-31 2023-08-16 Huawei Digital Power Technologies Co., Ltd. POWER CONVERSION CIRCUIT, ELECTRIC POWER TRANSMISSION SYSTEM AND PHOTOVOLTAIC EQUIPMENT

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07312878A (ja) * 1994-05-17 1995-11-28 Fuji Electric Co Ltd ３レベルインバータのスナバ回路
SE9500761D0 (sv) * 1995-03-02 1995-03-02 Abb Research Ltd Skyddskrets för seriekopplade krafthalvledare
DE19523096A1 (de) * 1995-06-26 1997-01-02 Abb Management Ag Stromrichterschaltungsanordnung
JP3704006B2 (ja) * 1999-09-01 2005-10-05 高周波熱錬株式会社 Ｐｗｍ制御式コンバータ
JP2001238460A (ja) 2000-02-24 2001-08-31 Hitachi Ltd 電力変換装置
DE10103031B4 (de) * 2001-01-24 2011-12-01 Siemens Ag Stromrichterschaltung mit verteilten Energiespeichern und Verfahren zur Steuerung einer derartigen Stromrichterschaltung
JP2003204668A (ja) * 2002-01-07 2003-07-18 Toshiba Corp 電力変換装置
DE10323220B4 (de) 2003-05-22 2014-07-17 Siemens Aktiengesellschaft Kurzschluss-Schaltung für einen Teilumrichter
DE10333798B4 (de) 2003-07-24 2018-11-29 Siemens Aktiengesellschaft Verfahren zum Kurzschliessen eines fehlerhaften Teilumrichters
US8253394B2 (en) * 2004-02-17 2012-08-28 Hewlett-Packard Development Company, L.P. Snubber circuit
JP2006020405A (ja) * 2004-06-30 2006-01-19 National Institute Of Advanced Industrial & Technology 半導体スイッチ回路
PL2100364T3 (pl) * 2006-12-08 2019-05-31 Siemens Ag Sterowanie modułowym przetwornikiem prądu z rozdzielonym magazynowaniem energii
US8144489B2 (en) * 2006-12-08 2012-03-27 Siemens Aktiengesellschaft Production of a real power equilibrium of the phase modules of a converter
ES2693612T3 (es) * 2007-03-13 2018-12-12 Siemens Aktiengesellschaft Procedimiento para la limitación de daños de un convertidor de corriente que presenta semiconductores de potencia en caso de un cortocircuito en el circuito intermedio de tensión continua

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11309787B2 (en) 2017-09-26 2022-04-19 MitsubishiI Electric Corporation Power conversion device

Also Published As

Publication number Publication date
PL2100368T3 (pl) 2012-02-29
DE112006004196A5 (de) 2009-11-12
US20100066174A1 (en) 2010-03-18
CA2671819A1 (en) 2008-06-12
ATE523951T1 (de) 2011-09-15
EP2100368B1 (de) 2011-09-07
JP2010512135A (ja) 2010-04-15
ES2369570T3 (es) 2011-12-02
SI2100368T1 (sl) 2011-11-30
CN101548461A (zh) 2009-09-30
EP2100368A1 (de) 2009-09-16
DK2100368T3 (da) 2012-01-09
CN101548461B (zh) 2012-12-12
US8817440B2 (en) 2014-08-26
WO2008067786A1 (de) 2008-06-12
CA2671819C (en) 2016-11-08

Similar Documents

Publication Publication Date Title
JP5318774B2 (ja) 電流を変換するための装置、ならびに、電力半導体素子を保護するための方法
Liu et al. Assembly HVDC breaker for HVDC grids with modular multilevel converters
EP3745581B1 (en) Power conversion device
KR101994143B1 (ko) 컨버터 장치 및 그 단락 보호 방법
US5757599A (en) Protection arrangement for a switching device
US20170302189A1 (en) Device for temporarily taking over electrical current from an energy transfer or distribution device, when needed
US8149555B2 (en) Short-circuit current limiter
JP2009506736A (ja) 分散配置されたエネルギー蓄積器を有する電力変換回路
KR20200072554A (ko) 바이패스 사이리스터 밸브 그룹 검사 방법 및 제어 장치
US8971070B2 (en) Interface arrangement between AC and DC systems for reliable opening of the circuit breaker in time
US11356013B2 (en) Method of short-circuiting a faulty converter submodule and power converter supporting same
CN211670775U (zh) 多相多级变流器
GB2542789A (en) Fault protection for voltage source converters
Peftitsis et al. Design considerations and performance evaluation of hybrid DC circuit breakers for HVDC grids
JPH114150A (ja) 半導体装置とこの半導体装置を用いた電力変換装置
US11837864B2 (en) Pulse circuit for providing a fault current in a DC voltage power supply grid
JP3160414B2 (ja) 変換装置
JP2005295796A (ja) 組み込まれた電力スイッチを有する発電機
CN111771314B (zh) 故障清除电路
US11239657B2 (en) AC switching arrangement
Empringham et al. Matrix converter protection for more electric aircraft applications
JP2013128393A (ja) コンバータ・システム、およびそのようなコンバータ・システムを具備するパワー・エレクトロニクス装置
Puls et al. Potential Hazards of Transient Overvoltages in an Industrial DC Grid and Basic Protective Measures
WO2021249657A1 (en) A cell comprising a crowbar branch with a resistive element
JP2002034267A (ja) 電力変換装置

Legal Events

Date Code Title Description
A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120214

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20120511

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20120518

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120611

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120828

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20121128

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20121205

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20121227

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20130109

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20130128

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20130204

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130225

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20130611

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20130710

R150 Certificate of patent or registration of utility model

Ref document number: 5318774

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313113

S531 Written request for registration of change of domicile

Free format text: JAPANESE INTERMEDIATE CODE: R313531

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250