METHOD OF MANUFACTURING LABYRINTH CEILING DEVICE OF TURBINE USING 3D PRINTING

To provide a manufacturing a labyrinth ceiling device of a turbine capable of improving productivity by reducing material and machining costs.SOLUTION: A method of manufacturing a labyrinth ceiling device (300) installed between a diaphragm and a turbine rotor of a turbine, the labyrinth ceiling dev...

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Bibliographische Detailangaben
Hauptverfasser:	BYUN SAM SUB, KANG HYUN KI, CHUNG TAEK HO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ADDITIVE MANUFACTURING TECHNOLOGY ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING BLASTING CASTING CYLINDERS ENGINE PLANTS IN GENERAL ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES PERFORMING OPERATIONS PISTONS POWDER METALLURGY SEALINGS STEAM ENGINES THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS WORKING METALLIC POWDER
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Beschreibung
Zusammenfassung:	To provide a manufacturing a labyrinth ceiling device of a turbine capable of improving productivity by reducing material and machining costs.SOLUTION: A method of manufacturing a labyrinth ceiling device (300) installed between a diaphragm and a turbine rotor of a turbine, the labyrinth ceiling device (300) being formed by a ring-shaped body (310) and a labyrinth portion (320) projecting out to one surface of the ring-shaped body (310), manufactures the ring-shaped body (310) by centrifugal casing or a ring mill, and manufactures the labyrinth portion (320) by 3D printing.SELECTED DRAWING: Figure 3 【課題】素材及び加工コストを削減して生産性を向上させることができるタービンのラビリンスシーリング装置の製造方法を提供する。【解決手段】タービンのダイヤフラムとタービンローターとの間に装着されるラビリンスシーリング装置（３００）の製造方法であって、前記ラビリンスシーリング装置（３００）は、リング状の胴体（３１０）と、前記リング状の胴体（３１０）の一面に突出するラビリンス部（３２０）で形成されているが、前記リング状の胴体（３１０）は、遠心鋳造又はリングミルで製造し、前記ラビリンス部（３２０）は、３Ｄプリンティングによって製造することを特徴とする。【選択図】図３