Electric quantity measurement standard lab based on virtual instrument technology 基于虛擬儀器技術(shù)的薄膜電磁參量測量
Error analysis of water quantity measurement of special water - measuring device in irrigation district 灌區(qū)特設(shè)量水設(shè)備水量監(jiān)測誤差分析
Article 39 at the location of water withdrawal , a water right owner shall install a water quantity measurement device and compile and file an annual water usage record based on monthly water usage and actual volume in use 第39條(水權(quán)人之義務(wù))水權(quán)人應(yīng)在取水地點裝置量水設(shè)備,并將全年之逐月用水情形、實用水量,填具用水紀(jì)錄表報查。
This thesis described fuel management system theory and system reliability design to set forth system fuel management general design thought . many technical details are discussed in the thesis such as : fuel quantity measurement , fuel mass character calculation , fuel density measurement , the accuracy of fuel quantity measurement , the optimum location of fuel gauge probes in the fuel tank . the author brings forward a new method which is based on the software of catia to calculate fuel mass character 本文對燃油管理系統(tǒng)的工作原理和可靠性設(shè)計等問題進(jìn)行研究,以明晰燃油管理系統(tǒng)的總體設(shè)計思路;并對數(shù)字式燃油量測量、燃油質(zhì)量特性計算、燃油密度測量、提高燃油量測量精度的措施、油箱油量傳感器安裝位置優(yōu)化等具體技術(shù)展開研究;提出了一種基于catia軟件的燃油質(zhì)量特性計算方法;論文最后探討了燃油管理系統(tǒng)的未來發(fā)展方向。