技術簡介
一種管路流量量測系統,用於量測一管路的一待測段內的流體的流量,而管路流量量測系統包括第一感測器組、第二感測器組以及運算裝置。第一感測器組及第二感測器組分別用於組接於待測段的相異二端,而運算裝置電性連接於第一感測器組以及第二感測器組。運算裝置依據傳輸於第一感測器組及第二感測器組之間的多筆感測訊號對,來計算一組量測流速且儲存由多次執行一監督式學習而產生的多個分類演算法及一流量修正係數資料庫。運算裝置依據該些分類演算法判斷該組量測流速所屬的流場種類,且從流量修正係數資料庫取得對應流場種類的流量修正係數,以及依據流量修正係數及該組量測流速以計算流量。
Abstract
A tube flow rate measurement system is configured to measure a fluid flow rate of a fluid passing through a test segment of a tube, and the fluid flow rate measurements system comprises a first sensor set, a second sensor set, and a computing device. The first sensor set and the second sensor set are respectively configured to connect with two ends of the test segment, and the computing device is electrically connected to the first sensor set and the second sensor set. The computing device calculates a fluid velocity set according to a plurality of sensing signal pairs transmitted between the first sensor set and the second sensor set, and the computing device stores a plurality of classifications which is generated by executing a supervised learning many times and a fluid flow rate correction coefficient database. The computing device determines a flow field type of the fluid velocity set according to the classifications, and obtains a fluid flow rate correction coefficient corresponding to the flow field type of the fluid velocity set from the fluid flow rate correction coefficient database, and calculate the fluid flow rate according to the fluid flow rate correction coefficient and the fluid velocity set.
技術規格
一種管路流量量測系統,用於量測一管路的一待測段內的流體的流量,該管路流量量測系統包括:一第一感測器組及一第二感測器組,該第一感測器組及該第二感測器組分別組接於該待測段的相異二端;以及一運算裝置,電性連接於該第一感測器組以及該第二感測器組,且依據傳輸於該第一感測器組及該第二感測器組之間的多筆感測訊號對,以計算一流速組合;其中該運算裝置儲存有透過多次執行一監督式學習而產生的多個分類演算法及一流量修正係數資料庫,該運算裝置依據該些分類演算法以判斷該流速組合所屬於的一流場種類,該運算裝置從該流量修正係數資料庫取得對應該流場種類的一流量修正係數,該運算裝置依據該流量修正係數以及該流速組合以計算該流量。
一種量測管路流量的方法,用於量測一管路的一待測段內的流體的流量,包括:以一運算裝置讀取傳輸於一第一感測器組及一第二感測器組之間的多筆感測訊號對;以該運算裝置依據該些感測訊號對計算該流體的一流速組合,其中該運算裝置儲存有透過多次執行一監督式學習而產生的多個分類演算法及一流量修正係數資料庫;以該些分類演算法判斷該流速組合所屬於的流場種類;以該流場種類從該流量修正係數資料庫取得對應該流場種類的一流量修正係數;以及以該運算裝置依據該流速組合以及該流量修正係數計算該流量。
Technical Specification
A pipeline flow measurement system for measuring the flow of fluid in a section to be measured of a pipeline, the pipeline flow measurement system comprising: a first sensor group and a second sensor group , the first sensor group and the second sensor group are respectively assembled at different two ends of the to-be-measured segment; and a computing device is electrically connected to the first sensor group and the second sensor group a sensor group, and calculates a flow rate combination according to a plurality of sensing signal pairs transmitted between the first sensor group and the second sensor group; wherein the computing device A plurality of classification algorithms and a flow correction coefficient database generated by supervised learning, the computing device determines the flow field type to which the flow velocity combination belongs according to the classification algorithms, and the computing device obtains from the flow correction coefficient data The library obtains a flow rate correction coefficient corresponding to the type of the flow field, and the computing device calculates the flow rate according to the combination of the flow rate correction coefficient and the flow rate.
A method for measuring the flow rate of a pipeline, for measuring the flow rate of a fluid in a section to be measured of a pipeline, comprising: using a computing device to read and transmit a first sensor group and a second sensor a plurality of pairs of sensing signals between the device groups; a flow velocity combination of the fluid is calculated by the computing device according to the pairs of sensing signals, wherein the computing device stores a plurality of classification algorithm and a flow correction coefficient database; use the classification algorithms to determine the type of flow field to which the flow velocity combination belongs; obtain a flow correction corresponding to the flow field type from the flow correction coefficient database with the flow field type coefficient; and calculating the flow rate according to the flow velocity combination and the flow rate correction coefficient by the computing device.
技術特色
本專利案目標為一高準度流量量測設備及方法,解決非完全發展流無法準確量測之問題,作為複雜管路或受場地尺寸限制之場域流量準確量測設備。
應用範圍
量測技術
接受技術者具備基礎建議(設備)
流量量測
接受技術者具備基礎建議(專業)
流量計製造/設計
聯絡資訊
聯絡人:謝佳興 智慧節能系統技術組
電話:+886-3-5916957 或 Email:ChiaHsingHsieh@itri.org.tw
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