Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
ENERGY ACCUMULATION TYPE ACTIVE EARTHQUAKE ISOLATION SYSTEM
PROBLEM TO BE SOLVED: To directly use a pressure liquid consumed when a driving device restrains (absorbs) swinging of a structure by using the pressure liquid of existing on its inside, for generating control force in the next (excitation), in an active earthquake isolation system for outputting fluid energy accumulated in a pressure accumulator in earthquake time to the structure by the driving device as the control force for restraining vibration of the structure.SOLUTION: An upstream side servo valve 25 for controlling the inflow to a driving device 2 of a pressure liquid from a pressure accumulator 1 and driving the driving device 2 in excitation time for imparting control force for negating swinging of a structure to the structure, is connected between the pressure accumulator 1 and the upstream side of the driving device 2, a downstream side servo valve 26 for controlling the inflow of the pressure liquid from a recovery device 3 and driving the driving device 2 in absorption time for imparting the control force for restraining the swinging of the structure to the structure, is connected between the downstream side of the driving device 2 and the recovery device 3, and a booster 4 for returning to the pressure accumulator 1 by boosting the pressure liquid discharged from the driving device 2, is connected between the downstream side servo valve 26 and the pressure accumulator 1.SELECTED DRAWING: Figure 1
【課題】地震時等に蓄圧装置に蓄積された流体エネルギを構造物の振動抑制のための制御力として駆動装置が構造物に出力するアクティブ制震システムにおいて、駆動装置がその内部に存在する圧液を使用して構造物の揺れを抑制する「吸収」時に消費された圧液を直接、次の「加振」での制御力発生のために利用する。【解決手段】蓄圧装置１と駆動装置２の上流側との間に、蓄圧装置１からの圧液の、駆動装置２への流入を制御し、構造物の揺れを打ち消す制御力を構造物に付与する加振時に駆動装置２を駆動させる上流側サーボ弁２５を接続し、駆動装置２の下流側と回収装置３との間に、回収装置３からの圧液の流入を制御し、構造物の揺れを抑制する制御力を構造物に付与する吸収時に駆動装置２を駆動させる下流側サーボ弁２６を接続し、下流側サーボ弁２６と蓄圧装置１との間に、駆動装置２から放出された圧液を昇圧させて蓄圧装置１に復帰させる昇圧器４を接続する。【選択図】図１
ENERGY ACCUMULATION TYPE ACTIVE EARTHQUAKE ISOLATION SYSTEM
PROBLEM TO BE SOLVED: To directly use a pressure liquid consumed when a driving device restrains (absorbs) swinging of a structure by using the pressure liquid of existing on its inside, for generating control force in the next (excitation), in an active earthquake isolation system for outputting fluid energy accumulated in a pressure accumulator in earthquake time to the structure by the driving device as the control force for restraining vibration of the structure.SOLUTION: An upstream side servo valve 25 for controlling the inflow to a driving device 2 of a pressure liquid from a pressure accumulator 1 and driving the driving device 2 in excitation time for imparting control force for negating swinging of a structure to the structure, is connected between the pressure accumulator 1 and the upstream side of the driving device 2, a downstream side servo valve 26 for controlling the inflow of the pressure liquid from a recovery device 3 and driving the driving device 2 in absorption time for imparting the control force for restraining the swinging of the structure to the structure, is connected between the downstream side of the driving device 2 and the recovery device 3, and a booster 4 for returning to the pressure accumulator 1 by boosting the pressure liquid discharged from the driving device 2, is connected between the downstream side servo valve 26 and the pressure accumulator 1.SELECTED DRAWING: Figure 1
【課題】地震時等に蓄圧装置に蓄積された流体エネルギを構造物の振動抑制のための制御力として駆動装置が構造物に出力するアクティブ制震システムにおいて、駆動装置がその内部に存在する圧液を使用して構造物の揺れを抑制する「吸収」時に消費された圧液を直接、次の「加振」での制御力発生のために利用する。【解決手段】蓄圧装置１と駆動装置２の上流側との間に、蓄圧装置１からの圧液の、駆動装置２への流入を制御し、構造物の揺れを打ち消す制御力を構造物に付与する加振時に駆動装置２を駆動させる上流側サーボ弁２５を接続し、駆動装置２の下流側と回収装置３との間に、回収装置３からの圧液の流入を制御し、構造物の揺れを抑制する制御力を構造物に付与する吸収時に駆動装置２を駆動させる下流側サーボ弁２６を接続し、下流側サーボ弁２６と蓄圧装置１との間に、駆動装置２から放出された圧液を昇圧させて蓄圧装置１に復帰させる昇圧器４を接続する。【選択図】図１
ENERGY ACCUMULATION TYPE ACTIVE EARTHQUAKE ISOLATION SYSTEM
エネルギ蓄積型アクティブ制震システム
NIWA NAOMIKI (Autor:in)
22.06.2017
Patent
Elektronische Ressource
Japanisch
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