JP2020170797A - 低騒音変圧器 - Google Patents
低騒音変圧器 Download PDFInfo
- Publication number
- JP2020170797A JP2020170797A JP2019071689A JP2019071689A JP2020170797A JP 2020170797 A JP2020170797 A JP 2020170797A JP 2019071689 A JP2019071689 A JP 2019071689A JP 2019071689 A JP2019071689 A JP 2019071689A JP 2020170797 A JP2020170797 A JP 2020170797A
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- Prior art keywords
- noise
- transformer
- reinforcing member
- vertical reinforcing
- frequency
- 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.)
- Pending
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 32
- 230000009467 reduction Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 238000004804 winding Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000004576 sand Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
Description
2 縦補強部材
3 重り
A 変圧器
Claims (1)
- 変圧器タンクの側面に取り付けた補強部材の一部に騒音低減用の重りを取り付けて構成したことを特徴とする低騒音変圧器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019071689A JP2020170797A (ja) | 2019-04-04 | 2019-04-04 | 低騒音変圧器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019071689A JP2020170797A (ja) | 2019-04-04 | 2019-04-04 | 低騒音変圧器 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023002445U Continuation JP3243611U (ja) | 2023-07-10 | 2023-07-10 | 低騒音変圧器 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2020170797A true JP2020170797A (ja) | 2020-10-15 |
Family
ID=72746389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2019071689A Pending JP2020170797A (ja) | 2019-04-04 | 2019-04-04 | 低騒音変圧器 |
Country Status (1)
Country | Link |
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JP (1) | JP2020170797A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023276495A1 (ja) | 2021-07-01 | 2023-01-05 | Jfeスチール株式会社 | 変圧器の騒音性能診断方法及び低騒音化方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5129210U (ja) * | 1974-08-28 | 1976-03-03 | ||
JPS55146918A (en) * | 1979-05-04 | 1980-11-15 | Hitachi Ltd | Stationary type induction electric apparatus |
JPS5687306A (en) * | 1979-12-18 | 1981-07-15 | Hitachi Ltd | Stationary induction electric apparatus |
JPS57128912A (en) * | 1981-02-04 | 1982-08-10 | Hitachi Ltd | Stationary induction electric machine |
JPS61107711A (ja) * | 1984-10-31 | 1986-05-26 | Toshiba Corp | 電気機器の側板振動防止装置 |
JPH113825A (ja) * | 1997-06-12 | 1999-01-06 | Meidensha Corp | 静止誘導電器 |
-
2019
- 2019-04-04 JP JP2019071689A patent/JP2020170797A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5129210U (ja) * | 1974-08-28 | 1976-03-03 | ||
JPS55146918A (en) * | 1979-05-04 | 1980-11-15 | Hitachi Ltd | Stationary type induction electric apparatus |
JPS5687306A (en) * | 1979-12-18 | 1981-07-15 | Hitachi Ltd | Stationary induction electric apparatus |
JPS57128912A (en) * | 1981-02-04 | 1982-08-10 | Hitachi Ltd | Stationary induction electric machine |
JPS61107711A (ja) * | 1984-10-31 | 1986-05-26 | Toshiba Corp | 電気機器の側板振動防止装置 |
JPH113825A (ja) * | 1997-06-12 | 1999-01-06 | Meidensha Corp | 静止誘導電器 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023276495A1 (ja) | 2021-07-01 | 2023-01-05 | Jfeスチール株式会社 | 変圧器の騒音性能診断方法及び低騒音化方法 |
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