fault dimension 中文意思是什麼
fault dimension
解釋
斷層大小-
One fault diagnosis model and corresponding algorithm was constructed based on neural network and evidence theory for taking a step forward diagnosis correct rate, which can cut down the imput dimension of neural network 、 improve classification ability 、 decrease the error classify rate of diagnosis system. then, the feasibility and effectiveness of this method was manifested by specific diagnosis example
為進一步提高診斷準確率，本文基於神經網路和證據理論，構建了基於決策層信息融合的故障診斷模型及其相應演算法，目的在於降低神經網路的輸入空間，提高其分類能力，降低診斷系統的誤分類，診斷實例表明了這種方法的可行性和有效性。 -
The fractal theory application to fault diagnosis is tried in order to overcome the defec t of wavelet transform to nonlinear signal analysis and complicated machine diagnosis, including the concept, function and application about fractal dimension and the process of applying it to analyze the libration signal of rolling bearing and engine burning
針對小波變換分析復雜非線性機械繫統時表現出的力不從心，又嘗試探討了分形理論在故障診斷領域中的應用，討論了分形維數的概念、物理意義和應用，並通過滾動軸承和發動機燃燒振動信號的分析例示探討和展示了應用分形方法進行故障診斷的方法和過程。 -
Based on the theories described above, calculation formula of general dimension of least square measure and multi - fractal fault diagnosis and analysis system have been established with borland c + + builder 5. 0, and checked by pure sinusoidal and cosine signal and sinusoidal signal with noise, and verified by the examples
基於上述原理，建立了最小二乘法的廣義維數計算公式，用borlandc + + builder5 . 0編制了以廣義維數計算分析為基礎的多重分形故障診斷系統，並對標準的正弦信號、餘弦信號及帶有噪聲的正弦信號進行了驗證。 -
In this paper, it has been studied based on the fractal theory, multi - fractal theory, calculation and analysis of each fractal dimension and general dimension being set as fault feature that fault diagnosis and identification of rotating model and steam - electric generating set
本文基於分形理論、多重分形理論，通過對各分形維數的計算分析，把廣義分形維數作為故障特徵量，對旋轉機械模型及汽輪發電機組的故障診斷與識別進行了研究。 -
Discriminating against this word is not to have fault originally square patent, but this one word is used at be to already covered fault oneself however nowadays, damage the excuse of other interest and public interest, convict is what already covered misdeed oneself to take off a word, and another word thought fors the time being also the chu zhong that virtually changed it, become the important affiliated to a ministry that engage in a lawsuit, deserve dimension authority did not get, become defendant instead, let a person let a person think over really with profundity discuss
歧視這詞原本是無過錯方的專利，可如今這一詞卻用於為自已掩蓋過錯，損害他人利益及大眾利益的借口，罪犯為自已掩蓋罪行的脫詞，而另一個詞維權也無形中改變了它的初忠，成為打官司的重要部屬，該得到維權沒有得到，反成被告，真讓人讓人反思與深刻的探討 -
In connection with the difference and distribution characteristic of the samples in sample space rs based on dga, a new self - adapted weight fuzzy omean clustering model of fault diagnosis of the power transformer based on the potential function is proposed. meanwhile, from the aspect of geometry characteristic of fc - divided in s dimension sample space, a method is proposed for the purpose of getting an effective adjacent radius, adaptive cluster number c and original cluster center of x sample set. for the diagnosis sample x, the property measure and diagnosis rule are proposed, which under the condition of potential density function that determine c number of optimal fuzzy cluster p1
根據以變壓器dga數據為特徵量的樣本空間各樣本差異特性以及樣本在空間r ~ s的分佈特性，首次提出了基於勢函數自適應加權的變壓器絕緣故障診斷的模糊c -均值聚類模型；同時，從s維樣本空間的f ~ c -劃分幾何特性出發，提出了一種求取樣本集的類勢有效鄰域半徑和自適應求取聚類數和聚類中心初值的方法；對一個待診斷樣本，設計了基於類勢密度函數意義下的屬性測度和診斷準則。 -
Design and application of observer with fault tolerance and dimension reduction capability
容錯降維觀測器設計及其應用 -
To conquer the problem of acquisition high effectiveness in analog circuit fault imformation, wavelet transform was researched in this paper to preprocess the fault signals. meanwhile, bp neural network diagnosis method based on wavelet transformation was proposed, this method can abstract fault feature effectively and decreases the dimension of imput vector. by this mean, the construct of neural network can be simplified and training time was economized, then the recognize ability of fault type was improved also
為解決模擬電路的故障信息高效獲取難題，本文採用小波變換作為故障信號的預處理器，研究了基於小波變換預處理的bp網路故障診斷方法，該法能在有效提取故障特徵的同時，降低輸入信息的維數，從而進一步簡化了神經網路的結構，減少了其訓練時間，提高了辨識故障類別的能力。 -
With fault diagnosis of rotating machinery as example, the similarity - based generalized rough sets theory was applied to reduction of incomplete decision system to find necessary conditions for diagnosis. based on the optimal decision system obtained from the reducts, bp neural network was designed for fault identification. the application of the reducted decision system to the neural fault classifier indicated that rough sets based reduction reduces the dimension of input to neural network, and raise
在故障診斷的實踐方面，根據課題要求，在理論研究的基礎上，以microsoftvisualc + + 6 . 0為基本開發工具，綜合利用數據庫、 matlabc c + +數學函數庫、多線程和windowssockets網路編程等技術開發了基於intranet的大型機組在線狀態監測與故障診斷系統。 -
To extend takada ' s shell method, a 3 - dimension shell - spring fem is proposed to analyze the response of steel pipelines under the large fault movement in the second chapter
根據以上的研究背景，本論文採用殼模型有限元方法對管子在斷層作用下的地震反應進行了分析。 -
Adopting the plane mesh plus parameters to form automatically a large three - dimension spatial calculation mesh and adopting spatial fault calculation mesh formed by spatial arbitrary, dissection technology can solve the finite element mesh dissection in the calculation of huge underground cavern group
採用平面網格加參數化平推方式自動形成大三維空間計算網格，同時採用空間任意切面技術形成空間平面斷層計算網格，解決了巨型地下洞室群計算的有限元網格剖分問題。 -
And in the series of general dimension, the method of general dimension furthest distance was corrected, general dimension curve utmost approach was brought forward and fault sensitive dimension of system state was confirmed with it
並在廣義維數序列中，修正了廣義維數最大距離法，提出廣義維數曲線極大值法，並用其確定系統狀態的敏感維數。 -
Three - dimension finite element floating mesh method is used to calculate the temperature field and thermal stress of 6aa roller compacted concrete gravity dam section and f6 fault concrete tuck in this paper. the basic theories adopted include heat conduction theory, elastic theory and corresponding finite element calculation equation
本文用三維有限元浮動網格法對6aa壩段及基礎部位f6斷層混凝土塞的施工過程進行溫度場和溫度應力模擬計算，計算的基本理論是熱傳導理論和彈性理論以及相應的有限元計算公式。 -
On the basis of fully analyzing current algorithms for mining frequent episodes from telecommunication alarm data, the thesis extends the current episodes rule discovery algorithm and makes it capable to find episodes rule with two - time bound and can be applicable for large set database. in order to make the discovered patterns fit for fault detection, mining multi - dimension episodes is proposed in the thesis
論文在充分分析目前電信告警數據中的頻繁情節挖掘演算法的基礎上，針對故障診斷需要，提出了挖掘多維頻繁情節，使之能夠挖掘出具有兩個時間界限的頻繁情節規則，同時適合於大數據集挖掘。 -
The sliding bearing is chosen as the research object, and its system dynamics model of the heat plane and agglutination state are found. the three - dimension failure surface of temperature - verity - load is put forward as alarm criterion. with this method, the developing trend of fault can be forecasted truly, then the veracity of fault alarm can be improved
本文首次將系統動力學方法用於機械設備的事故報警，並以滑動軸承為例建立了熱平面系統動力學模型和膠合狀態系統動力學模型，提出以溫度?速度?載荷三維失效面作為報警判據，可較為準確地預測故障的發展趨勢，提高事故報警的準確性。 -
The simulation experiment had indicated this method in the accurate rate and the diagnosis speed in the fault diagnosis compares the traditional method to have the further enhancement. based on fractal theory, fractal diagnosis method is developed through characteristic parameter of calculating dimension of signal fractal. based on the principles of fuzzy theory and neural network as well as the conception of fractal dimension subordinating degree, fractal fuzzy neural network, input to which is fractal dimension subordinating degree, is constructed
同時，本論文基於分形理論，以信號分形計算維數為特徵量，建立分形診斷方法;基於模糊理論和神經網路原理，基於分形維數隸屬度的概念，將不同采樣周期對應的計算維數按照模糊化處理，以一個固定的采樣周期時段的分形維數隸屬度為輸入，構成了分形模糊神經網路的診斷方法，提出了一種非線性模擬系統的故障識別方法，並利用模擬實驗驗證診斷演算法的有效性。 -
Since that the choosing line hardware for the neutral ungrounded system has just passed part of the dynamic simulative test, matlab software was chosen to do a lot of simulative tests on single phase - to - grounding fault. and the simulative sampling ratio is almost the same as the hardware ' s. because there is a low wave filter in the hardware, i choose the db15 wave - let to carry out the multidimensional decomposition on the sample by the method of one dimension discrete wavelet in order to obtain low frequency signal including the high frequency transient information on single phase - to - grounding fault
鑒于實驗室已有的小電流接地系統選線硬體的研製只通過了實驗室里的動模試驗，故選用matlab軟體對小電流接地系統進行大量的單相接地故障模擬試驗，模擬的采樣率和硬體基本一致，由於硬體中帶有低通濾波器，故在進行采樣數據的morlet小波分析時先採用db15小波對采樣進行一維離散小波的多尺度分解，使得分解得到的低頻信號剛好包括了小電流接地系統單相接地故障時的暫態高頻信息，然後對這一信息再繼續進行小波演算法分析，分析結論表明利用變換后的實部、虛部和模值能夠較準確的實現單相接地故障時的故障選線和暫態高頻分量的提取。 -
Latest progresses on some fundamental and important problems about information fusion in sensor networks are presented, including the multisensor distributed decision in the most general case in the sense of globally optimal fusion ; the optimal dimension compression of the sensor observations or local estimates ; the best linear unbiased estimation fusion formula and the efficient iterative algorithm ; the distributed kalman filtering fusion for the multisensor dynamic systems with cross - correlated sensor noises ; and the fault - tolerant interval estimation fusion
摘要系統地闡述了傳感器網路環境中幾個基本而又重要的信息融合問題的最近進展，包括：最一般條件下全局最優的多傳感器分散式統計判決；傳感器觀測數據或局部估計的最優維數壓縮；一般條件下最優線性無偏估計融合公式及其有效演算法；傳感器觀測噪聲相關情形下動態系統的卡爾曼濾波融合；容錯條件下的區間估計融合。 -
A diagnosis method for mechanical fault based on multy - fractal and renyi dimension
基於多重分形廣義維數的機械故障診斷方法 -
Used with general dimension furthest correlation coefficient method and general dimension series single value approach, it is not only the single fault of system state, but also the coupling fault of complicated system state can be diagnosed, classified and identified. it is the new discovery of the multi - fractal theory applied in mechanical equipment diagnosis engineering, and also the new application of series single value approach applied in the field of fault diagnosis in this paper
運用廣義維數最大相關系數法，廣義維數序列單值優化逼近方法，不僅能對系統狀態的單一故障進行診斷、識別及其分類，而且還能對復雜系統狀態的耦合故障進行診斷、識別及分類，這是本文將多重分形原理應用於機械設備診斷工程中的新的探索，也是優化逼近等數學方法在故障診斷中的新的應用。
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