Title:
インバータ装置
Document Type and Number:
Japanese Patent JP6701637
Kind Code:
B2
Abstract:
The present invention provides an inverter apparatus which can be more downsized, where an electric wire connecting a reactor and a printed wiring board can be shortened as far as possible, and the reactor can also be cooled. An inverter apparatus that variably controls an operation frequency of an electric motor provided in a refrigerating device includes a printed wiring board (42), a power device (41) attached to one surface of the printed wiring board (42), the power device including a converter circuit and an inverter circuit, a reactor (27) arranged on a side of the one surface of the printed wiring board (42), at least a part of the reactor being arranged within a plane projection area of the printed wiring board (42), and a cooler (20) for cooling the power device (41) and the reactor (27), the cooler (20) being arranged such that the power device (41) and the reactor (27) are interposed between the cooler (20) and the printed wiring board (42).
Inventors:
Hiroi Doi
Hiroshi Domae
Masayasu Hiraoka
Norio Kagimura
Keiji Kodera
Hiroshi Domae
Masayasu Hiraoka
Norio Kagimura
Keiji Kodera
Application Number:
JP2015143853A
Publication Date:
May 27, 2020
Filing Date:
July 21, 2015
Export Citation:
Assignee:
Daikin Industries, Ltd.
International Classes:
H02M7/48; F24F1/24
Domestic Patent References:
| JP2014079129A | ||||
| JP2012070531A | ||||
| JP2012210002A |
Attorney, Agent or Firm:
Patent Business Corporation Suncrest International Patent Office