electromagnetic flowmeter 中文意思是什麼
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On the base of analyzing the development status and trend of the electromagnetic flowmeter technology, this article uses new mcu and ic to design the intelligent electromagnetic flowmeter that has a conversion instrument and a cumulation apparatus
本文在分析國內外電磁流量計發展現狀和趨勢基礎上，採用新型微處理器和集成電路來開發集轉換器、積算儀於一體的智能電磁流量計。 -
Development of an electromagnetic vortex mass flowmeter
電磁力的消渦與減阻 -
So it is important significance to develop the electromagnetic flowmeter interiorly
所以研究開發國產電磁流量計具有重要意義。 -
This dissertation comprises the following stages : firstly, analyzing the status existed in electromagnetic flowmeter interiorly or overseas ; and then analyzing the principle of electromagnetic flowmeter
論文分為以下幾部分:首先，分析了國內外電磁流量計產品的現狀。其次，分析了電磁流量計的工作原理。 -
Abstract : super - large diameter electromagnetic flowmeter is one of the new type of water flowmeter
文摘:特大口徑電磁流量計是一種新型的大口徑水計量儀表。 -
The conclusion is that inductive electromotive force, gotten from sensor with the distribution regularities of weighting function, is proportional to the average flow velocity in pipe and is not relevant to the distribution of flow velocity when flow velocity is non - central symmetry with the central axis. so electromagnetic flowmeter could solve the question of high accuracy in principles
得出按權重函數分佈規律的傳感器，在流速非中心軸對稱分佈時，感應電勢僅與平均流速呈正比，而與流速分佈無關的結論，從而從原理上解決電磁流量計了高精度測量的問題。 -
Chapter four : firstly, creatively puts forward the double circulation message drive programming idea, and detailedly expounds the basic theory of the double circulation message drive ; afterwards, works out the software of the electromagnetic flowmeter system according to it ; finally, works out the multi - byte decimal fixed point numbers multiplication & division subprogram, through studying the current arithmetic
第四章首先創造性地提出了雙循環消息驅動程序設計思想，並詳細闡述了雙循環消息驅動的基本原理；然後根據該思想設計出電磁流量計系統軟體；最後通過研究原有演算法設計出演算法改進后的多位元組十進制定點數乘除法程序模塊。 -
In this paper, the theory of master meter method for verification of super - large diameter flowmeter is discussed and the principle of error correction of the master flowmeter is analysed, so as to get the right way of calibrating super - large diameter electromagnetic flowmeter by the master meter method
本文討論了用標準表法檢定特大口徑流量計的原理，分析了標準流量計的誤差修正，以期找到一種用標準表法檢定特大口徑電磁流量計的理想方法。 -
A novel measuring circuit to quantify flow used in a portable and low power electromagnetic flowmeter
便攜式低功耗電磁流量計測量電路的設計 -
Furthermore, the development of electromagnetic flowmeter with low frequency rectangular wave excitation is finally selected as the emphasis of research through analyzing the advantages and disadvantages of the different kinds of electromagnetic flowmeters
電磁流量計的設計分析了不同種類的電磁流量計的優缺點，最終選擇低頻矩形波勵磁電磁流量計為研究重點。 -
In the thesis followed works are mentioned : 1 ) the history and status of electromagnetic flowmeter are summarized, at the same time its theory and developed production are introduced in detail ; 2 ) in the article, an innovated method is presented : putting cross - correlation technology into the electromagnetic flowmeter ; 3 ) the article successfully developed an electromagnetic flowmeter based on cross - correlation technology. additionally, the capability of correlation unit is analyzed, which guided the design of the hardware of correlation electromagnetic flowmeter ; 4 ) the article gives a thorough test under laboratory condition on the cross - correlation electromagnetic flowmeter, and a conclusion is drew : the performance of correlation electromagnetic flowmeter is much better than that of non - correlation electromagnetic flowmeter
具體進行了以下工作： 1 ）本文在詳細閱讀國內外有關文獻的基礎上，總結了電磁流量計的發展歷史、現狀，對其基本原理、檢測方法和研究成果進行了詳細的論述； 2 ）首次提出了將互相關檢測技術應用到電磁流量計當中的新思路；將相關檢測技術在電路上得以實現，並和電磁流量計的實際情況緊密結合，成功研製了一套相關電磁流量計系統； 3 ）給出了基於相關原理的相關器的性能分析，提供了互相關檢測技術用於電磁流量計上的理論依據，進而指導了硬體設計工作； 4 ）對相關電磁流量計系統進行了實驗測試。 -
Meter tube of an electromagnetic flowmeter
電磁流量計的測量管 -
Submersible electromagnetic flowmeter
潛水電磁流量計 -
The analysis on the discrepancy between measurement and reference value in operation of electromagnetic flowmeter
電磁流量計測量值與應用參比值不符的分析 -
Electromagnetic flowmeter, as a main measure instrument, holds great increasing in interior market
電磁流量計作為一種主要的測量儀表，在國內市場增長迅速。 -
Based on the conceptions mentioned above, a correlation electromagnetic flowmeter is developed, which adopted the technology
本文基於以上的認識，研製出了採用互相關檢測技術的相關電磁流量計系統。 -
Electromagnetic flowmeter, which is based on faraday ' s induction low, is widely used for the measurement of flowrate of conductive fluid in pipes
電磁流量計是基於電磁感應定律的速度式流量計。以往的電磁流量計在0 -
The pivotal technology is controlled by some large overseas enterprises as a result of the manufacture of electromagnetic flowmeter is mainly the assembly of key parts imported by internal company
由於國內生產廠家以進口關鍵零部件（轉換器）組裝為主，產品關鍵技術由國外大公司控制。 -
Furthermore, we not only ameliorate the current fixed point numbers multiplication & division arithmetic, but also make a valuable research on how to apply electromagnetic flowmeter to the sewage monitoring network system
此外，我們還對現有定點數乘除法演算法進行了改進，並對電磁流量計如何應用於污水網路監控系統作出了可貴的探索。 -
Chapter three : introduces the design of the electromagnetic flowmeter hardware system, lays stress on analyzing the conversion & amplifying circuit, the excitation sine wave occurring circuit, the analog - digital conversion circuit, the keyboard display interface circuit, the communicating interface circuit and the anti - interference circuit
第三章重點對電磁流量計硬體系統的轉換放大電路、勵磁正弦波發生電路、模數轉換電路、鍵盤顯示介面電路、通信介面電路，系統抗干擾電路等進行設計和分析。
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