現有運轉數量 的英文怎麼說
中文拼音 [xiànyǒuyùnzhuǎnshǔliáng]
現有運轉數量
英文
current run quantity- 現 : Ⅰ名詞1 (現在; 此刻) present; now; current; existing 2 (現款) cash; ready money Ⅱ副詞(臨時; ...
- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 轉 : 轉構詞成分。
- 數 : 數副詞(屢次) frequently; repeatedly
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 現有 : now available; existing
- 運轉 : 1. (沿一定軌道運轉) revolve; turn round 2. (指機器轉動) work; operate; run; travel 3. (循環) flow
- 數量 : quantity; quantum; amount; magnitude; number
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The point analyses the composition and efficancy of the structure of corporate governance with the modern administration theory. lt systematically sets forth and compares the features and development of the structure of the corporate governance in chinese and western. by analyzing the present situation of our listing companies, it points out : " the internal control " can be considered the inevitable phenomenon, emerged in the period from the socialism planned economy to the market economy in china ' s state - owned enterprises. by the means of gathering a vast amount of data and analying cases and charts, it gives the conclutions : because the enterprise inform is progressed " step by step ", the internal controlling in our country has assumed its own features : the enterprise is in the concussion between the " super - powerful controp ' of external and the " super - weakly control " in internal. those popular phenomenon have been looked as the principle manifestation of " the internal control " which taking the national stock as the ma in part and holding the post of chainman of the board and the chief manager in company to the same man
本文利用現代管理理論和現代企業理論來剖析公司治理結構的組成和效率體現,對中西方公司治理結構的特徵和歷史發展作了較系統的闡述和比較,並且運用大量的數據對我國上市公司治理結構進行了實證分析,指出: 「內部人控制」是在我國社會主義經濟向市場經濟轉軌時期,國有企業公司治理結構中出現的一種必然現象。本文在闡述公司治理結構特徵和功效的基礎上,通過大量數據的收集、案例分析和圖表處理來分析我國企業治理結構的歷史變遷並揭示出:由於我國企業改革是「漸進式」的, 「內部人控制」表現出其自身的特點:企業處于外部「超強控制」和「超弱控制」的兩極震蕩中。作為最具我國現代企業代表特徵的上市公司,因為以國家股為持股主體,董事長和總經理兩職兼任的現象甚為普遍而成為目前企業事實上的「內部人控制」的主要表現形式。Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,
具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象,在闡述了曝氣過程式控制制參數選取可行性的基礎上,建立了以溶解氧濃度do和活性污泥排放量qw為控制變量,以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論,在現有關于污水處理最優控制問題研究的基礎上,建立了有約束條件多變量能耗最小數學模型,該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件,曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化,並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元,應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解,並進行模擬實驗驗證。With the speed - raising of railway and the marketing of the management, the load that the electric locomotive burdens increased annually. in order to guarantee the security of the locomotive, the overhaul must be transited from preventive maintenance to state maintenance, which can accelerate the speed and the quality of the locomotive overhaul and reduce the overhaul cost. the most important achievement is that the overhaul can be performed automatically and digitally and can be effectively competent for the record management of the overhaul data
隨著鐵路提速和運營生產的市場化,機車運行負荷逐年增加,為了有效保證機車的運行安全,機車檢修必須從定期維修向狀態維修轉變,以提高機車檢修的速度和質量,降低機車檢修成本,更重要實現檢修自動化、數字化,完成對機車檢修數據進行有效的記錄管理,建立機車關鍵設備的狀態參數數據庫,從而實現對機車狀態有效控制。Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control
本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比高等特點。This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory
本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed
論文首先分析了風機運行特性及其最佳風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出特性模擬風力機的最大輸出功率曲線的可行性,並給出了模擬系統的硬體結構;然後為了實現交流勵磁發電機有功、無功功率獨立調節機理,分析了交流勵磁雙饋發電機的數學模型和在追蹤最大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控制策略;針對雙饋發電機轉子能量雙向流動的要求,提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器;最後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗系統,進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模型和控制策略的正確性、可行性。With function module design method, the system interface design is completed ; by application of network function, the data is communicated to main - computer in order to retroactively supervisor product quality and to monitor local manufacture. through inspection of response of plc, the problems of dada efficacy and malfunction alarm in icc - plc communication are solved ; with adding symbol - bit, the exact conversion of receiving and sending data is realized
通過採用功能模塊設計的方法,完成系統界面設計;運用網路功能,將現場的有用數據上傳到信息中心的主計算機,以便產品質量的追溯管理,同時通過信息中心的主計算機也可以實時掌握生產現場的情況,實現輻照小車運行的動態監視,從而實現生產的自動化管理;通過檢測plc的應答信息,解決工控機與plc之間通信的數據效驗和故障報警難點;通過採取加標志位的辦法,實現數據收發的準確轉換。The paper has made detailed observation by the existing apparatus and the field observation stations. based on the image and the vector database of the yutian oasis, the study has obtained the precise coordinates of investigation points by gps technique, and overlapped them with the images. after classifying the images with the maximum likelihood supervised classification method, we import the result into cis software, and analyze the yutian oasis changes about land cover " s quantity, quality and spatial position from 1976 to 2001
本文利用現有儀器設備和野外觀測網站進行詳細觀測,在建立於田綠洲圖像庫和矢量數據庫的基礎上,運用gps技術取得野外考察樣點的精確坐標並與研究區各時期影像疊加,對影像進行了最大似然法監督分類,並將分類結果轉入gis軟體處理,全面分析了1976年至2001年該綠洲的土地覆蓋類型數量、質量與空間上的變化。This is to usually be us to use the bandwidth recording of a restrict at 20 khzs the hour affair that take place. 20 part, its result that khz bandwidths figures system can t accurate coding music inside strength it is voice that variety is very quick become to bomb to ring the to is muddy, and the hearer also can t accurately find out the performer s position. the experiment combination that proof, ear and brain make use ofed that kind of short data conduct and actions leading present the draft. more have very, limited the number s flat - out changes of music the musical instrument s tone color. the cd bandwidth is not enough, the musical instrument s tone color changed, and its leading of nature hinted to also changed
由此產生的數據量太大以至不可能存儲在一張cd盤上,於是hdcd編碼器分析了這個高度解析的訊號,來決定當訊號轉化為16bit 44 . 1khz成的訊號儲存在一張cd上時,有哪些音樂方面的訊息將丟失。然後編碼器輸出一個16bit 44 . 1khz的數碼音訊號,在其第16bit有一個隱藏的控制代碼,這個隱藏的聽不見的控制代碼在cd播放器里告訴hdcd解碼器運行某些有關聲音訊號的程序來恢復一些當初在高解析數碼訊號中表現出來的訊息,解碼時可以產生巨大的聲音訊號的變化。這個控制代碼是一種解碼器可以識別的速寫方式。Within one single source echo, both doa and time - delay can be estimated simultaneously by this algorithm via high - resolution rotational invariance technique and high - resolution time - delay frequency ( tdf ) technique. the esprit - tdf algorithm has features of low computation, good precision, and high resolution both in doa and time - delay. it is suitable for multiple source exact localization
該方法利用高分辨旋轉不變技術和高分辨時延頻率技術,可在單次目標回波內實現多目標信號的方位和時延參數的高分辨聯合估計,具有運算量小、分辨能力強、估計精度高等特點,能夠對多目標進行高分辨精確定位。Current run quantity
現有運轉數量So, in essence, db2 reverses the system health diagnosis model from a dba hunting for potential and existing problems by running different monitors at different times and then analyzing huge amounts of data looking for indications of unhealthiness without any sort of consistency due to a varying degree of skill level and intuition to db2 monitoring itself for healthiness and notifying select personnel only when potential or existing unhealthy conditions are encountered
所以,從本質上講, db2將系統健康診斷的模型翻轉過來,原先是由dba通過在不同的時候運行不同的監視器來搜集潛在和已有的問題,然後對大量數據進行分析,從中找出不健康的跡象(由於技巧水平和直覺的不同,這種分析不具有任何一致性) ,現在則是db2自己監視健康狀況,然後在滿足潛在或已有非健康狀態條件時通知指定的人員。The problem has been studied from two sides, firstly, from the viewpoint of applicability, based on the development strategic objectives of the oil company, with the aim to unify the exploration and extraction decisions of the resources in an integrated framework, and integrate the macro economic and technical objectives with micro economic and technical models of an oil well, an integrated non - linear dynamic optimal control model has been constructed, the objective is the benefit maximum of the exploration and extraction of the resources, and the optimal strategies are obtained by changing the problem into a non - linear mathematical programming problem, on the other hand, from the more macro level, based on the analysis of the characteristics of the exploration and extraction activities of oil and gas resources, a conclusion is easily deduced that the procedure is full of randomicity, then discovering procedure of oil deposit is proved to be a poisson process, and the reserves process is a supermartingale process, so the model of exploration discovery rate and the reserves model could be constructed
本文從兩個側面對此問題進行了研究,首先從實用性出發,以公司層次的戰略性規劃目標為基礎,將勘探階段與開發階段的工程技術及經濟方面的決策整合在一個模型框架內,同時將宏觀層次的經濟技術目標與單個油氣井生產的微觀技術經濟模型相結合,以油氣資源勘探與開發的經營效益最大化為目標,建立了一個非線性確定型綜合動態優化模型,通過將原非線性最優控制問題轉化為一非線性數學規劃問題進行了求解。其次從相對更宏觀的層次上,通過對油氣資源勘探與開發的特點分析,認為具有很強的隨機性,證明了勘探活動發現油氣藏的過程為一泊松過程,所發現的油氣藏儲量為一上鞅過程,在此基礎上,建立了油氣藏勘探發現率模型及儲量模型,在油氣價格服從幾何布朗運動條件下,以油氣開採收益最大化為目標,建立了一個油氣資源勘探與開發的隨機最優控制模型,採用動態規劃方法得到了值函數的hjb方程,並針對方程的特點,以及方程及其變量所對應的經濟學意義,對最優策略的求解進行了一些討論。In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described
汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械,由於安裝或運行中的原因,在轉子旋轉過程中,可能和器壁發生輕微的摩擦和碰擊,簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和持續時間等聲發射特性參數,而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場試驗都表明這種方法對碰摩檢測很敏感,在碰摩發生的起始階段,包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹It is used to distinguish reaction process of converter vanadium because presently, a mature and dependable mathematic model is still not in existence, which can control and guild converter vanadium process how to operate. according to test data from laboratory before distilling vanadium, the model in practice is used to predict how to control operation for ensuring effect of distilling vanadium and quality of middle - stage - steeling. after adopting the model, the goal of " distilling vanadium and simultaneously reserve carbon " is realized successfully
針對目前國內外還沒有一種成熟可靠的數學模型來對轉爐提釩過程如何操作進行控制和指導,用該演算法辨識轉爐提釩的反應過程;並且在實際生產運行中,根據提釩前的檢驗數據來預測提釩時應該怎樣進行操作才能保證良好的提釩效果和半鋼質量,從而達到工藝生產目標的實現。More calculation already having an huge memory size, all controllers could now manage up memory words and could use double words and floatting point ( with more than 45 new instructions arithmeticc, trigonometric, conversion, . . )
在已有的大內存容量基礎上,現在的twido控制器可以支持更多的內部字,雙字處理,以及浮點運算;並新增多達45種數學指令,包括算術運算、三角函數轉換等。Finally, these departments ca n ' t establish the information system and logistic system which can quick respond to the customers relate to cost. quality deliverable our country economy system is changing, it is changing from socialism planning economy to market economy. it is very important for us to research the supply chain management, we can learn from the foreign country " s enterprise practice. our goal of use of scm is controlling inventory, improving supply quality and strengthening the competitive capability
我國航空企業特別是材料采購在傳統計劃體制與運作模式下,多數是自成一個封閉系統,不重視對供應鏈的管理;製造商、供應商和經銷商缺乏長期合作的戰略夥伴關系,相互之間缺乏以信任和共同獲利為基礎的價值鏈,沒有形成滿足顧客在成本、質量、交貨時間等方面的要求而反映敏捷的物流和信息流。我國正在由計劃經濟體制向市場經濟體制轉變,研究國外近來發展迅速的供應鏈管理理論與方法並應用於gj航空公司的實際,對控制庫存、提高服務水平、增強市場競爭能力,有重要的現實意義。分享友人