SEAL DEVICE AND ROTARY MACHINE

To improve seal performance in a seal device and a rotary machine by restricting a flow between a stationary body and a rotary body to suppress unstable vibration of the rotary body.SOLUTION: A seal device provided between a stationary body and a rotary body includes a seal ring provided in the stat...

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Bibliographische Detailangaben
Hauptverfasser:	IWASAKI MASATO, IWAZU KOTA, OMURA NAOTO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	BLASTING 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 MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES PISTONS SEALINGS STEAM ENGINES THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	To improve seal performance in a seal device and a rotary machine by restricting a flow between a stationary body and a rotary body to suppress unstable vibration of the rotary body.SOLUTION: A seal device provided between a stationary body and a rotary body includes a seal ring provided in the stationary body, a plurality of recesses opening on an inner peripheral surface of the seal ring in a side of the rotary body, and a guide part which guides fluid flowing between the seal ring and the rotary body to the recesses.SELECTED DRAWING: Figure 1 【課題】シール装置および回転機械において、静止体と回転体との間の流れを抑制することで回転体の不安定振動を抑制してシール性能の向上を図る。【解決手段】静止体と回転体との間に配置されるシール装置において、静止体に設けられるシールリングと、シールリングの内周面における前記回転体側に開口する複数の凹部と、シールリングと回転体との間を流れる流体を前記凹部に案内する案内部と、を備える。【選択図】図１