沖擊波測量用壓力傳感器準靜態(tài)校準方法

闡明了沖擊波測量的意義, 介紹了目前用于沖擊波測量的方法, 分析了這類方法存在的問題, 為提高沖擊波的測量精度, 針對存在的問題, 提出了一種適用且新穎的準靜態(tài)沖擊波測量用壓力傳感系統(tǒng)的校準方法—利用落錘液壓動標裝置對沖擊波測量用壓力傳感系統(tǒng)實施準靜態(tài)的絕對校準。
關(guān)鍵詞　沖擊波測量　壓力傳感器　準靜態(tài)校準　絕對校準　落錘動標裝置
Abstrsact　The significance of measuring the shock wave is illum inated. The exist ing methods used to measure the shock wave are int roduced. The existed p roblem s of th is k ind of methods are analyzed. Po int ing to the exist2 ed p roblem s, a suitable and new quasi- stat icmethod is put fo rward to imp rove p recision of measuring the shock wave. Th is method is quasi- stat ic abso lute calibt rat ion on p ressure senso r system used to measure the shock
wave w ith drop- hammer dynam ic p ressure calibrat ion device.
Key words　M easurement of shock wave　P ressure senso r　Q uasi- stat ic calibrat ion　A bso lute calibrat ion　 D ropper- hammer dynam ic calibrat ion device