集總參數系統 的英文怎麼說
中文拼音 [jízǒngshēnshǔxìtǒng]
集總參數系統
英文
lumped parameter system- 集 : gatherassemblecollect
- 總 : Ⅰ動詞(總括; 匯集) assemble; gather; put together; sum up Ⅱ形容詞1 (全部的; 全面的) general; o...
- 參 : 參構詞成分。
- 數 : 數副詞(屢次) frequently; repeatedly
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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On this basic, it come out rs485, bitbus application casus to distribution watch system. this system make up real time watch system and data manage net system by bitbus communication to complete detract check and focus show function of high low electric power parameter. it take on task of background communication and proscenium data manage
該方案應用bitbus現場總線構成一個完整的實時監控和數據管理網路系統,完成高、低壓配電室電力參數的分散檢測和集中顯示等功能,上位機同時承擔后臺通訊和前臺數據管理任務,前後臺并行工作,該方案在某汽車製造廠配電系統中得到了較好的應用。Modbus transducer is the key device in the system and is used to offer power supply of pressure and temperature sensor, to collect signal, to linearizate and compensate temperature, to calculate density, volume and mass, to transmit data to modbus network, and display the data. so the modbus transducer is a multi - parament measurement, intelligent control device which can manage multi - signal
變送器是系統的核心設備,其作用是為油罐溫度、壓力、液位、可燃氣濃度等傳感器供電,採集傳感器信號並進行線性化、溫度補償等處理,完成密度、體積和質量等參數計算,將數據輸出到modbus現場總線測控網路,根據需要現場顯示計測量參數。The more important character of our product is single intelligent relay can connect to the can bus as a node and communicate with each other digitally. then we can realize long - distance monitoring and displaying the state of else intelligent relay nodes, set and modify their action parameters and states as well as analyze, memorize and deal with the data from low intelligent nodes. our design will surely improve the function of relay and accord with the requirement of power system
這樣我們在總線上接入上位監控pc機節點,就能通過總線通信實現對所有下位智能繼電器節點的遠程狀態監控,對下位節點的動作參數和動作狀態進行遠程設定和控制,還可以對下位節點上傳的採集數據進行存儲、分析和處理,使繼電保護的功能更趨于完善,符合電力系統的要求。The dynamic model of misaligned rotor - bearing system equipped with a flexible laminated membrane coupling was developed by using the method of lumped parameter in this dissertation, and the dynamic behavior, such as the nature characteristics, stability, steady state response of the system, etc. was analyzed based on the theory of linear vibration
本文根據集總參數法建立了膜片聯軸器耦合的不對中轉子?軸承系統的動力學模型。基於線性振動理論分析了系統的固有特性、穩定性和不平衡響應。The dynamic data of displacement, strain and impetus force acquired from the experimental collection system are also well analyzed for measuring precision and errors. based on the underlying work and experimental features, the thesis proposes a simple, practical and well accurate impetus resultant force fitting method, weighted factor fitting method. a line - off data processing software system for bird - impact experiment, named as cadabie, is well designed under the principle of software engineering, and has been applied, with high praise, in bird - impact laboratory in the factory numbered 320 and esfahan bird - impact laboratory of iran
本文系統總結了鳥撞實驗的全部過程、主要儀器設備的工作原理與性能參數,分析了鳥撞實驗動態數據採集系統中位移、應變與撞擊壓力傳感器測量系統的測量范圍、測量精度及其工作特點,提出了一種更適合鳥撞實驗的撞擊合力計算擬合方法:加權因子法,同時應用軟體工程原理編制了「鳥撞實驗計算西北工業大學博士論文機數據分析系統」 ( caoabie ) ,目前該軟體己經在320廠鳥撞實驗室以及The studies of in - layer heterogeneity are as follows : the text depicts the characteristics of heterogeneity by calculating the coefficient of variability, kmax / k and k. max / k. min of sand layers of different sedimentous microfacies ; divides interlayer into two types, and counts their numbers, thickness, frequency and density of a single sand layer according to the characteristics of lithology and logging, finally summarizes the characteristics of interlayer distributing ; sets up five in - layer heterogeneity models and points out that the primary models are model a and c. the studies of between - layer heterogeneity are as follows : the text depicts sand layers " growth and distributing conditions by calculating the lamination factor, sandstone density and overlap coefficient ; makes certain the lithology and thickness of interlayer by the method of contrasting the typical curves
層內非均質性研究,通過計算不同沉積微相砂體滲透率的變異系數、突進系數以及級差來說明主要儲集微相的非均質特徵;據巖性及電性特徵,將層內夾層分為兩類,統計單砂層段內夾層的個數、累積夾層厚度、夾層頻率及夾層密度,並且根據夾層頻率及密度平面分布圖統計出每層的頻率相對高值區和低值區,總結夾層分佈特徵;根據物性參數隨深度的變化趨勢建立了五種儲層層內物性非均質模式,指出研究區內以a型和c型模式為主。On a basis of collection and analysis about domestic and foreign vehicles " window glasses in structure and technical parameter, by means of overall inductive analysis and comparison, bj1027 foton pickup and bj6486 foton car have been systematically analyzed and studied in particular their inner structure, operating principles and invalidation mode. in such a way can quality issues with glass lifter system of our vehicles be solved, also much experience will be accumulated as to improve lifter ' s design in the future as well
本文將在收集整理分析大量國內外同類車型車門玻璃升降器結構、技術參數的基礎上,採用歸納、綜合、分析、對比等方法,來對bj1027福田皮卡、 bj6486福田輕客車門玻璃升降系統的內部結構、工作原理、失效模式進行比較系統的分析、研究,以解決我公司汽車產品車門玻璃升降器系統所存在的質量問題,同時為我們今後進行車門玻璃升降器系統的設計工作總結經驗。Based on a general overview of firm performance assessment theories, this study makes a comparison between traditional performance measures and strategy - oriented performance measures, analyzes the existing performance measurement system of the national aviation oil companies. the thesis has a literature review of the balanced scorecard researches and applications, expounds the advantages of the balanced scorecard over traditional measurement systems in revealing the intension of firm performance, analyzing the critical factors behind firm performance and providing information support for firm strategy, documents the relationship between the balanced scorecard and firm strategy, and puts forward the idea of strategic performance. by using the data and background information from one of those national monopoly oil companies, this study a ppraises the limits of this sort of companies " performance measurement system, applies balanced scorecard method to this kind of national monopoly oil company, designs questionnaires to collect experts " opinions, colligates the opinions, selects kpis, builds experimentally the first strategy performance assessment indicator system in this kind of company, determines the indicators " parameters, uses the real corresponding data to measure the 6 business lines of this company, through comparing the assessment result with the strategic standard, a conclusion is drawn and suggestions are put forward about how to exploit the performance potential under present conditions
在對績效測評理論進行回顧的基礎上,本文研究了傳統測評指標體系與戰略導向的測評指標體系的區別,總結了中國航空油品經營企業的績效測評現狀,對平衡計分卡理論研究和應用進行了綜述,分析了平衡計分卡在揭示績效內涵和影響績效的因素、發揮績效測評的信息作用等方面的優勢,論述了平衡計分卡與企業戰略的關系,提出了戰略績效的概念,並結合某壟斷性油品經營國有企業的實際,評述了此類企業傳統績效測評指標的局限性,借鑒平衡計分卡思路,通過設計調查問卷、收集專家意見並加以綜合分析等工作,選取關鍵績效指標,探索性地建立了中國壟斷性航油經營國企的首個企業戰略績效測評指標體系,並確定了指標有關參數,對應指標的統計口徑採用經調查獲得的測評所需數據,對該企業6個業務板塊的績效進行測評,通過對比分析得出在現有條件下如何挖掘潛力的結論和建議。With a view to the characteristics of contactor dynamic process that are short - time and great data, dsp is selected as mcu to realize real - time and high - speed collection of the contactor dynamic process testing parameters. field bus is used in this device to realize remote control, measurement and adjustment
針對接觸器動態過程時間短、數據量多的特點,選擇dsp作為核心控制單元,實現對接觸器動態過程參數數據採集的實時與高速,並將現場總線技術引入接觸器動態測試系統,實現測試過程的遙控、遙測、遙調。The software of the chief station is composed of monitoring module and communicating module. the monitoring module involves the use of pc - labcards, the method of a precise timer, the principle of pid autocontrol and how to use it in the project, the realization of all kinds of reports with the ole automation skill, while the communicating module discusses the way of communication between the chief station and the scheduler based on the c / s structure. both monitoring module and communicating module are established on the database, so this paper particularly describes the access methods to ms sql server and the advantage of database stored procedure
論文先概要介紹了熱網微機監控系統的需求分析和總體設計,然後在此基礎上詳細地闡述了首站軟體實時監控模塊和通信模塊的實現細節,描述了工業採集卡的用法;提出了一種基於內核timer對象的精確定時方法;介紹了pid自動控制原理及其改進演算法和現場控制參數的整定方法;用ole自動化技術擴充了visualbasic6 . 0的報表功能;在c / s用模型的基礎上實現了首站和調度站的異步通信;討論了visualbasic6 . 0對mssqlserver的數據存取方法和數據源驅動原理,在此基礎上充分利用數據庫存儲過程完成了系統部分功能。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。The software for pc developed by visual c + + proves to be effective and friendly to operators, which can realize many functions such as process display, list - display of operation parameters, alarming, history querying, automatic creation of worksheet, and trend monitor, etc. the software for plc programmed by step 7, which can successfully detects signals and controls the loops
Pc軟體由visualc + +開發,具有強大的功能和友好的用戶界面,實現了運行參數流程與列表顯示、報警提示、歷史查詢、工作匯總報表、參數曲線跟蹤等功能。 plc軟體由step7軟體包開發,完成了plc系統的數據採集、控制迴路的運行等功能。With the continuously expanding of seismic exploration in the basin, it is carried out to tackle key problem of mountainous seismic technology, based on the old data analysis and exploration experience, through implementing a series of measures including observation system design aimed at the target, fine investigation for surface structure, sampled parameters test, well depth design by selecting rock and bed and other acquisition techniques, a series of more mature exploration technique suited for complex mountainous region has been developed and the break through has been made its quality of data acquired field, providing the strong technique support for petroleum exploration in complex mountainous region
隨著盆地地震勘探的不斷深入,在總結,分析以往資料和勘探經驗的基礎上,在該區進行了山地地震攻關,通過針對目標的觀測系統設計,精細的表層結構調查、科學的採集參數試驗、選巖選層的井深逐點設計及其他相應的採集技術措施,形成了一系列比較成熟的復雜山地勘探技術,在野外採集資料品質方面取得了突破性的進展,為復雜山地的油氣勘探提供了強有力的技術手段。The significance of managing the enterprise information, the development and requirement of capp was simply introduced in chapter one ; the method and procedure of constructing the process model was related in chapter two ; the method to parameterize and use typical process was set forth in chapter three ; the project of automatically searching and modifying the typical process was put forward in chapter four ; in chapter five, the feature - oriented cad / capp integration model and the capp / cam process instruction model was improved, and capp / pdm, capp / erp integration model was designed ; and in chapter six, the excellent and shortage of the 39th institute ' s capp system was summarized
第一章簡述了企業信息化建設的意義以及capp的發展概況與研發需求;第二章敘述了capp工藝信息建模所採用的方法及其建立過程;第三章闡述了典型工藝參數化處理以及典型工藝庫的建立與管理;第四章提出了基於知識的典型工藝的自動檢索與修訂的具體實現方案;第五章完善了基於參數化特徵的cad capp特徵信息集成模型、 capp cam工藝指令信息模型,設計了capp pdm 、 capp erp的特徵信息集成模型;第六章總結了39所capp系統的優點與不足之處。Following the development trend of valve cad, according to the requirements of the chengdu chengfeng valve limited company and based on mdt, this article develops the 3d parametric valve design system. the main work and achievements are as follows : based on the 2d engineering drawing of the several different valves the company provided, the 3d parametric basic drawing - base is set up using mdt which is a 3d design platform, including all the parts drawings and the general assemblage drawings of the valve models ; in accordance with the common steps of the valve design, the parameter editors are designed to edit, import and export the valve parameters and are provided with the function of double synchronization on parameters displaying for convenience in use ; in order to meet demands of users and make the design more accurate, reliable and practical, the assistant formula calculators are developed, which can automatically do all types of structure calculation in the procedure of valve design, and export the calculation manual of valve design ; in order to make designers more rivalries, taking full advantage of internetmntranet technology, the virtual design center is developed, which integrate netmeeting, terminal service and super links, so that the designer can directl y use applications on remote server, communicate with other designers on intranet / internet, share software resources and realize long - distance cooperative design
根據閥門cad發展趨勢,針對成都乘風閥門有限責任公司閥門設計現狀,本課題基於mdt三維設計平臺開發了閥門三維參數化設計系統,主要完成的工作和成果如下:根據公司提供的幾種不同結構閥門的二維工程圖紙,利用mdt三維設計平臺建立了三維參數化基本圖形庫,其中包括所有零部件和總裝配模型圖及二維工程圖;依照閥門設計的一般步驟設計了參數編輯器,用來對閥門尺寸參數進行編輯、輸入、輸出等,具有參數雙向同步顯示功能,使用十分靈活方便;根據用戶的需求,為了使設計達到精確、可靠、實用的要求,設計開發了輔助計算器,能自動完成閥門設計過程中所需的各種結構計算,並可以輸出閥門設計計算說明書;為了使設計人員更具有競爭力,本系統利用internet intranet技術設計開發了虛擬設計中心子模塊,虛擬設計中心集成了網路會議、終端服務、超級鏈接等功能,可以讓設計師直接使用服務器上的應用程序,與intranet internet上的其他設計專家進行交流、共享軟體資源,實現遠程協同設計。In this system, mean velocity pipe is applied to transform the air velocity signal into pressure difference signal, and then the pressure difference signal is input into pressure difference transmitter to realize the transform of the pressure difference signal from non - electricity signal to electric current, and through the resistance in the corresponding sampling circuit the electric current is transformed into voltage signal ; the thermocouple is used as the primary element to realize the transform from temperature signal to the voltage signal ; under the control of communication agreement module, diversified voltage signal is transported into computer by way of a / d conversion module, and then the monitoring software compiled beforehand is transferred to deal with all the voltage signals relatively, the result of which is conveyed to relative interface to display
該裝置具有三個特點:一是採用表面式測溫方法,有效地減少了元件的維護與損耗;二是採用工業控制計算機及信息就地採集、數據總線傳輸的方式,充分利用計算機和數據自動採集方面的技術,實現各種參數的在線測量,監測指標全面,能與dcs系統聯用,具有技術先進性和一定的前瞻性;三是採用顯示器配工業觸摸屏的顯示方式,為現場運行人員提供了簡單、易學、方便的操作模式。本裝置自2001年8月投入運行以來,有效地幫助、指導運行人員進行燃燒調整,對于鍋爐和機組的安全、經濟運行發揮了重要作用。The effectiveness of the scheme proposed was verified by computations on the transfer function at system level of a lumped parametric model as an example
通過對一個集總參數模型實例在系統水平的傳遞函數的計算,驗證了所建立理論的有效性。According to the requirement of the evaluation system, a measurement system is designed. it ' s data acquisition board is a microchip processor application system. it ' s main duty is to acquire the state parameters of the input - output air of the dryer - pressure, temperature, relative humidity, flux and transfer the data to a compuper
根據總體要求,設計了一個測試系統。其中的數據採集板是一個單片機應用系統。它負責採集乾燥器系統輸入輸出氣體的狀態參數? ?壓力、溫度、相對濕度、流量,並把數據通過串口上傳給計算機分析處理。In section 2, we study the fixed point, stable set and unstable set of this system. for given parameters a trapping region is found with the property that any interval of unstable set will be expand under the map, so we get the conclusion that the system has infinitely many homoclinic orbits. as a consequence of the previous conclusion, we discuss the attractor of the system
在本文中,我們討論了一個分段線性模型,它是物理學中用來模擬r - l - diode電路行為的數學方程,通過研究,我們得到該系統的一些拓撲性質以及符號動力學中的一些結論,主要內容如下:在第二節中,我們對給定的參數值,通過數值計算研究了該系統的不動點,不動點附近的穩定集與不穩定集,發現該系統中存在一個捕捉區域:該區域中的不穩定流形總體上是擴張的。We used p87c591 as the microcontroller, using the sensor to collect the data of voltages and temperature of batteries, transcend them on can field bus, through the can net constructed the whole distributed battery management system, and give the design of the relevant hardware and software
構建了基於can總線的蓄電池組控制器的硬體平臺,採用p8xc591系列的p87c591作為微控制器,完成ad轉換電路、 can控制器介面模塊和信號調理電路的開發設計。實現了對電池電壓和電池溫度參數的採集。完成了系統的軟體設計。分享友人