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                                        液壓脈沖試驗臺原理簡介

                                        2016-09-15 0

                                        液壓脈沖試驗臺原理簡介:安裝好工件,調節比例溢流的壓力為工件測試工件的波峰壓力,設定溢流閥的壓力為測試工件的波谷壓力;比例換向閥左邊得電,系統升低,比例換向閥的右邊得電,系統缷壓。以此反復執行,完成脈沖試驗。升壓時間,保壓時間設定好之后,計算機自動執行。波形由比例換向閥及壓力傳感器形成的閉環回路保證。溫度控制油加熱器、溫度傳感器、計算機三者形成的閉環控制實現。控制精度高,小型穩定。

                                        119.jpg

                                        液壓脈沖試驗臺原理圖

                                        北京赛车计划数据
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