JP7466456B2 - 付加製造技術による電気素子の製造方法 - Google Patents
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- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
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- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
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- B33Y80/00—Products made by additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
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- Physics & Mathematics (AREA)
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Description
本開示は、電気素子の製造方法、電気素子、および電気素子の使用に関する。
電気素子、例えば、高電圧高電流のACまたはDC素子は、充電部の適切な電気絶縁を確保するために設けられた構成要素を備える。絶縁の役割を有する電気素子の一例として、ガス絶縁開閉装置(switchgear)に使用されるスペーサが挙げられる。
本開示の一態様によれば、付加製造技術によって、後で作製された部品から電気素子を製造する方法が提供される。この方法は、電気素子の物理特性の目標空間分布を決めることを含み、物理特性は、電気特性および/または機械特性であり、電気素子の部品を形成することと、決められた物理特性の空間分布に従って、電気素子の後続部品の物理特性を選択することと、付加製造技術を用いて、部品と少なくとも部分的に接触するように後続部品を形成することとを含む。
添付の図面を参照して、本開示の実施形態を説明する。
Claims (14)
- 付加製造技術によって、後で作製された部品から電気素子(100、450)を製造する方法であって、
前記電気素子の物理特性の目標空間分布を決めることを含み、前記物理特性は、電気特性および/または機械特性であり、
前記電気素子の部品(50)を形成することと、
決められた前記物理特性の前記空間分布に従って、前記電気素子の後続部品(51)の物理特性を選択することと、
前記付加製造技術を用いて、前記部品(50)と少なくとも部分的に接触するように前記後続部品(51)を形成することとを含み、
前記後続部品(51)は、外部から加えられた応力を塑性変形に変換するように構成された弾性緩和部品(51)を含み、
前記後続部品(51)の前記物理特性を選択することおよび決められた前記物理特性の前記空間分布に従って前記後続部品(51)を形成することは、前記部品(50)および前記少なくとも1つの後続部品(51)の各々を形成する少なくとも2つの異なる材料の材料比を変更することを含む、方法。 - 前記空間分布は、電気特性の場合、特定の電気環境に配置された前記電気素子の目標電場パターン(E)であり、機械特性の場合、前記電気素子の目標機械強度である、請求項1に記載の方法。
- 前記電気特性は、誘電率、導電率、またはそれらの組み合わせを含み、および/または
前記機械特性は、機械強度、弾性、可塑性、またはそれらの組み合わせを含む、請求項1または2に記載の方法。 - 前記部品(50)および前記後続部品(51)は、絶縁部品である、請求項1から3のいずれか一項に記載の方法。
- 選択された前記後続部品(51)の前記物理特性、典型的には前記電気特性および/または前記機械特性は、実質的に材料の固有特性である、請求項1から4のいずれか一項に記載の方法。
- 前記部品(50)は、付加製造技術を用いて形成される、請求項1から5のいずれか一項に記載の方法。
- 前記電気素子(100、450)の目標機械強度の前記空間分布を決めることは、前記電気素子(100、450)の主機械応力の経路(P)を特定することを含み、
前記後続部品(51)の前記機械特性を選択することおよび前記後続部品(51)を形成することは、特定された前記主機械応力の経路(P)上で、所定の強度閾値以上の機械強度を有する1つ以上の後続部品(51)を形成することを含む、請求項1から6のいずれか一項に記載の方法。 - 前記後続部品(51)の前記電気特性を選択することおよび決められた前記目標電場パターン(E)に従って前記後続部品を形成することは、前記部品(50)および前記少なくとも1つの後続部品(51)の各々を形成する少なくとも2つの異なる材料の材料比を変更することを含む、請求項2に記載の方法。
- 前記後続部品(51)の前記機械特性を選択することおよび決められた前記目標機械強度の前記空間分布に従って前記後続部品(51)を形成することは、前記部品(50)および前記少なくとも1つの後続部品(51)の各々を形成する少なくとも2つの異なる材料の材料比を変更することを含む、請求項2、7、8のいずれか一項に記載の方法。
- 付加製造技術を用いて、複数の後続部品(51、52、53、54)を形成することを含み、
前記複数の後続部品(51、52、53、54)は、少なくとも2つの異なる材料の材料比を変更し、特に段階的に変更することによって形成される、請求項1から9のいずれか一項に記載の方法。 - 請求項1から10のいずれか一項に記載の方法によって得られる電気素子(100、450)、特に電気絶縁素子または電場傾斜素子。
- 1つ以上の後続部品(51)として形成された電場傾斜部品(51)を含み、
前記電気素子が電場、特にHVACまたはHVDC電場に配置されているときに、前記電場傾斜部品(51)は、前記電場の電場密度を緩和するように構成されている、請求項11に記載の電気素子(100、450)。 - HVACまたはHVDC装置、特にHVACもしくはHVDC開閉装置またはHVACもしくはHVDC回路遮断器におけるACまたはDC絶縁体として、請求項11または12に記載の電気素子(100、450)の使用。
- HVACまたはHVDC構造、特にHVACまたはHVDCケーブル継手における電場傾斜素子として、請求項11または12に記載の電気素子(100、450)の使用。
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PCT/EP2019/057306 WO2019180238A1 (en) | 2018-03-23 | 2019-03-22 | Method for producing an electrical power device by additive manufacturing techniques |
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JP2016033861A (ja) | 2014-07-31 | 2016-03-10 | 株式会社東芝 | コンデンサブッシング及びその製造方法 |
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RU2647540C1 (ru) * | 2017-03-13 | 2018-03-16 | Общество с ограниченной ответственностью "МИРКОН" | Способ получения композиционных керамических изделий на основе нитрида кремния |
CN106941244B (zh) * | 2017-05-17 | 2018-10-12 | 成都清威科技有限公司 | 一种开关柜绝缘修复方法 |
CN107457404B (zh) * | 2017-08-02 | 2021-01-05 | 华中科技大学 | 一种适用于复杂零件和模具的增材加工成形方法 |
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