发明名称 |
Converter circuit and motor drive control apparatus, air-conditioner, and refrigerator provided with the circuit |
摘要 |
<p>A converter circuit, including: a rectifier (2) that rectifies an AC voltage; a converter section that is connected with an output of said rectifier (2) and has at least a reactor, a switching element, and a reverse current prevention element; switching control means (7) that controls said switching element; and a smoothing capacitor (8) that is provided at an output of said converter section, wherein at a predetermined value or in a predetermined range of an output voltage of said converter part where a current ripple increases, a current mode of a current flowing through said reactor is controlled by said switching control means (7) and is one of at least two modes among a critical mode, a discontinuous mode, and a continuous mode.</p> |
申请公布号 |
EP2750278(A1) |
申请公布日期 |
2014.07.02 |
申请号 |
EP20140162180 |
申请日期 |
2009.03.17 |
申请人 |
MITSUBISHI ELECTRIC CORPORATION |
发明人 |
SHIMOMUGI, TAKUYA;SHINOMOTO, YOSUKE;SAKANOBE, KAZUNORI;YAMADA, MICHIO;HATAKEYAMA, KAZUNORI |
分类号 |
H02M3/158;H02P27/06 |
主分类号 |
H02M3/158 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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