KR20180021141A - 전력 변환 장치 및 히트펌프 장치 - Google Patents
전력 변환 장치 및 히트펌프 장치 Download PDFInfo
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- KR20180021141A KR20180021141A KR1020187002409A KR20187002409A KR20180021141A KR 20180021141 A KR20180021141 A KR 20180021141A KR 1020187002409 A KR1020187002409 A KR 1020187002409A KR 20187002409 A KR20187002409 A KR 20187002409A KR 20180021141 A KR20180021141 A KR 20180021141A
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- 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
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- 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
- H02M1/12—Arrangements for reducing harmonics from AC input or output
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
- H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation
- H02P27/085—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation wherein the PWM mode is adapted on the running conditions of the motor, e.g. the switching frequency
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/025—Motor control arrangements
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- 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
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
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- 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
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/084—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system
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- 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
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- 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
- H02M7/5383—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 self-oscillating arrangement
- H02M7/53846—Control circuits
- H02M7/538466—Control circuits for transistor type converters
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
- H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
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- 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
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- 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
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
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- 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
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- 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
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- Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
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- General Engineering & Computer Science (AREA)
- Inverter Devices (AREA)
- Control Of Ac Motors In General (AREA)
- Air Conditioning Control Device (AREA)
Abstract
Description
도 2는 실시의 형태 1에 관한 모터 제어부의 구성을 도시하는 도면
도 3은 실시의 형태 1에 관한 전압 지령치와 캐리어와의 관계를 도시하는 도면
도 4는 실시의 형태 1에 관한 동기 PWM 제어부의 구성을 도시하는 도면
도 5는 전압 지령치와 캐리어를 도시하는 도면
도 6은 동기 PWM 신호를 9펄스로 동작시킨 때의 캐리어, 전압 지령치, 동기 PWM 신호 및 선간전압(線間電壓)을 도시하는 도면
도 7은 비동기 PWM 신호가 인버터에 인가된 때의 선간전압과, 동기 PWM 신호가 인버터에 인가된 때의 선간전압을 도시하는 도면
도 8은 인버터에 비동기 PWM 신호를 인가하는 구성에서 모터에 흐르는 전류의 THD와, 인버터에 동기 PWM 신호를 인가하는 구성에서 모터에 흐르는 전류의 THD를 도시하는 도면
도 9는 캐리어 주파수와, 발생 노이즈 및 누설 전류와의 관계에 관한 설명에 제공하는 도면
도 10은 전압 지령치에 대해 캐리어가 6주기분 들어간 경우의 선간전압을 도시하는 도면
도 11은 전압 지령치에 대해 캐리어가 6주기분 들어간 경우의 위상차마다의 펄스수에 관한 설명에 제공하는 도면
도 12는 전압 지령치에 대해 캐리어가 9주기분 들어간 경우의 위상차마다의 펄스수에 관한 설명에 제공하는 도면
도 13은 전압 지령치에 대해 캐리어가 9주기분 들어간 경우의 선간전압을 도시하는 도면
도 14는 전압 지령치에 대해 캐리어가 6주기분 들어간 경우의 선간전압을 도시하는 도면
도 15는 전압 지령치에 대해 캐리어를 전환하는 동작에 관한 설명에 제공하는 도면
도 16은 정현파인의 경우의 전압 지령치와, 3차 고조파 중첩된 경우의 전압 지령치와, 캐리어를 도시하는 도면
도 17은 전압 지령치가 정현파인의 경우에 있어서의 변조율과, 전압 지령치가 3차 고조파 중첩된 경우에 있어서의 변조율을 도시하는 도면
도 18은 실시의 형태 1에 관한 전력 변환 장치를 실현하기 위한 하드웨어 구성례를 도시하는 도면
도 19는 실시의 형태 2에 관한 히트펌프 장치의 구성을 도시하는 도면
도 20은 실시의 형태 2에 관한 히트펌프 장치의 회로 구성을 도시하는 도면
도 21은 실시의 형태 2에 관한 히트펌프 장치의 냉매의 상태에 관한 모리엘 선도
도 22는 모터의 회전수에 대한 캐리어 주파수의 동작에 관한 설명에 제공하는 도면
도 23은 3상 변조된 전압 지령치와 2상 변조된 전압 지령치와의 상위에 관한 설명에 제공하는 도면
도 24는 전류 검출부에 의해 인버터에 흐르는 전류를 검출하는 범위를 도시하는 도면
2 : 모터
11 : 직류 전원
12 : 인버터
13 : 인버터 제어부
14 : 직류 전압 검출부
15 : 전류 검출부
16a, 16b, 16c, 16d, 16e, 16f : 스위칭 소자
17a, 17b, 17c, 17d, 17e, 17f : 다이오드
18 : 모터 제어부
19 : 동기 PWM 제어부
21 : 전류 복원부
22 : 변환부
23 : 추정부
24 : 속도 제어부
25 : 전류 제어부
26 : 전압 지령 연산부
31 : 캐리어 생성부
32 : 캐리어 비교부
200 : 히트펌프 장치
201 : 압축기
202 : 4방밸브
203, 204 : 열교환기
205, 205a, 205b, 205c : 팽창 기구
206 : 냉매 배관
207 : 압축 기구
208 : 리시버
209 : 내부 열교환기
210 : 주냉매 회로
211 : 인젝션 회로
300 : 팬
301 : 물회로
Claims (9)
- 직류 전압으로부터 변환된 교류 전압을 부하에 공급하는 전력 변환 장치에 있어서,
PWM 신호를 수취하고, 상기 부하에 상기 교류 전압을 인가하는 인버터와,
상기 PWM 신호를 생성하고, 상기 인버터에 상기 PWM 신호를 공급하는 인버터 제어부를 구비하고,
상기 PWM 신호의 주파수는, 상기 교류 전압의 주파수의 정수배이고,
상기 교류 전압은, 상기 교류 전압의 1주기에 복수의 정펄스와 복수의 부펄스를 가지며,
상기 정펄스의 수와 상기 부펄스의 수는 동등한 것을 특징으로 하는 전력 변환 장치. - 제1항에 있어서,
상기 인버터는, 적어도 2개의 배선을 통하여 상기 부하에 접속되고,
상기 교류 전압은, 상기 2개의 배선 사이의 전압인 것을 특징으로 하는 전력 변환 장치. - 제1항에 있어서,
상기 PWM 신호는, 상기 주기로 파형을 형성하고,
상기 파형은, 제1 반파형과 제2 반파형으로 나누어지고,
상기 복수의 정펄스는, 상기 제1 반파형에 포함되고,
상기 복수의 부펄스는, 상기 제2 반파형에 포함되고,
상기 제1 반파형과 상기 제2 반파형은, 점대칭으로 되어 있는 것을 특징으로 하는 전력 변환 장치. - 제1항, 제2항 또는 제3항에 있어서,
상기 PWM 신호의 주파수는, 상기 교류 전압의 주파수의 3N배(N은 정수)인 것을 특징으로 하는 전력 변환 장치. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 인버터 제어부는, 캐리어 신호를 생성하고,
상기 캐리어 신호의 주파수는, 상기 캐리어 신호의 진폭이 최대치 또는 최소치에 동등한 경우에, 다른 주파수로 변환되는 것을 특징으로 하는 전력 변환 장치. - 제1항 내지 제5항 중 어느 한 항에 있어서,
3차 고조파가 상기 교류 전압에 중첩되어 있는 것을 특징으로 하는 전력 변환 장치. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 인버터는, 스위칭 소자를 구비하고,
상기 스위칭 소자는, 와이드 밴드 갭 반도체에 의해 형성되어 있는 것을 특징으로 하는 전력 변환 장치. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 부하는, 모터인 것을 특징으로 하는 전력 변환 장치. - 제1항 내지 제6항 중 어느 한 항에 기재된 전력 변환 장치를 구비하는 것을 특징으로 하는 히트펌프 장치.
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| PCT/JP2015/075185 WO2017037941A1 (ja) | 2015-09-04 | 2015-09-04 | 電力変換装置およびヒートポンプ装置 |
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| JP (1) | JP6430023B2 (ko) |
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| Publication number | Publication date |
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| GB2556585B (en) | 2021-10-20 |
| DE112015006879T5 (de) | 2018-05-09 |
| US20180226913A1 (en) | 2018-08-09 |
| GB201802152D0 (en) | 2018-03-28 |
| JP6430023B2 (ja) | 2018-11-28 |
| US10581365B2 (en) | 2020-03-03 |
| JPWO2017037941A1 (ja) | 2018-03-22 |
| KR102047259B1 (ko) | 2019-11-21 |
| CN108093670A (zh) | 2018-05-29 |
| WO2017037941A1 (ja) | 2017-03-09 |
| CN108093670B (zh) | 2020-12-01 |
| GB2556585A (en) | 2018-05-30 |
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