drift of zero 中文意思是什麼
drift of zero
解釋
零點漂移-
In general, a precise resistor is in series with one of the resistors in wheatstone bridge to compensate the zero offset, and the other one is in parallel with another arm of the wheatstone bridge to compensate thermal zero drift. based on this principle, in this paper, a compensation method based on virtual instrument technology has been put forward. actuated by current source, a good calculation method of compensation resistors and their position in the bridge is deduced
本文基於串並聯電阻補償法的原理，提出了一種基於虛擬儀器的誤差補償方案，推導了在恆流源供電下可以精確的計算出補償電阻大小和補償位置的演算法，並且在虛擬儀器軟體平臺labview上完成了數據採集、處理、顯示等軟體的設計，經過實驗的驗證，對傳感器的零點溫度漂移補償取得較好的效果，而對靈敏度溫度漂移的工藝補償亦有一定的效果。 -
Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method
摘要在分析探討影響航空電磁測量數據質理主要因素的基礎上，提出了場值標定，相位校驗改正等零水平漂移改正方法，研究開發了一套適合航空電磁法數據處理與圖示的方法技術。 -
Thirdly, in the environment of labview, several kinds of vis used for sensor signal test are designed, including wave generation, time domain measurement, filter disposal, frequency analysis, etc. after that, wavelet analysis in the application of one - dimensional signal de - noise is studied, threshold and translation invariance wavelet de - noise are realized, and wavelet de - noise vi for zero drift signal of the fiber optic gyro in fcs is designed using labview
接著，在labview環境下開發了多種用於傳感器信號測試的虛擬儀器，具有波形發生、時域測量、濾波處理、頻譜分析等多種功能。隨后，研究了小波分析在一維信號消噪中的應用，實現了labview環境下的閾值法和平移不變量法小波消噪，並利用labview設計了飛控系統中光纖陀螺零漂信號的小波消噪儀。 -
The combustible gas detector should be of high stability and seldom producing zero - point drift during normal working. it should be able to automatically compensate zero - point drift
可燃氣體檢測器應穩定性高，正常工作時應很少產生零點漂移。應具有零點漂移自動補償功能。儀表的零點和滿量程應能夠在現場進行標定。 -
A resolution method in software is applied to calibrate zero point and full scale of the circuit. software approach to nonlinear correction for sensor and circuit is presented. therefore system error is eliminated, and measurement accuracy of temperature is improved. the signal of acidity electrode is detected by a differential amplifier circuit, which consists of operational amplifiers tlc2254 with high input impedance and low drift
採用橋路和單運放差動放大電路對溫度傳感器信號檢測放大，軟體校正溫度傳感器和測量電路的非線性，軟體校準測量電路的零點和滿度，消除測量電路的系統誤差，提高補償溫度的測量精度；採用高阻、低漂移運放tlc2254組成高阻差動放大電路用於酸度電極信號測量。 -
Correction of zero drift
零漂改正 -
Since it has the advantage of no moving components, impulse signal output, strong medium adaptability, high measurement accuracy, wide measurement range, low - pressure drop, no zero drift and easy to maintenance, it is wide accepted that the vortex type fluid oscillatory flowmeter is ideal flowmeter in the measurement of gas, liquid, steam and mix / corrosive fluid
這類的流量計兼有無運動部件，脈沖數字輸出，計量不受被測流體性質影響，測量準確度較高，量程比寬，無零點漂移，壓力損失小，便於安裝維護等優點，是測量氣體，液體，蒸汽，混合型和腐蝕性流體的理想的流量計。 -
Abstract : a description of the influence of temperature drift upon measurement is given. the methods of reducing the influence are introduced in the piece, they are the technique of chopper _ zero _ stabilized and the method of using a redundant channel
文摘:敘述了溫度漂移對測量的影響，並介紹了減小這一影響的措施，即採用斬波穩零技術和採用冗餘通道的方法。 -
On the basis of deep research of its working principal, basic algorithm and error spread character, the gyro constant drift, acceleration zero error and constant initiation error of static pedestal strapdown inertial navigation system are quantitatively analyzed. furthermore with the medium precision inertial navigation device as the simulation object, we made some mathematical simulation
詳細研究了捷聯式慣性導航系統的工作原理、基本演算法和誤差傳播特性；對靜基座條件下捷聯慣導系統中陀螺常值漂移、加速度計常值零位誤差和常值初始條件誤差引起的系統誤差進行了定量分析；以中等精度的慣性器件構成捷聯慣導系統作為模擬對象，進行了數字模擬。
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