集選控制 的英文怎麼說
中文拼音 [jíxuǎnkòngzhì]
集選控制
英文
collective selective control- 集 : gatherassemblecollect
- 選 : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
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Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。According to this idea, this paper first introduces the basic technology to design the instrument. it includes the theory of the laser, measures to survey distance with laser, the theory of the step - motor, subsection technology of the step - motor, the working theory of the single - chip, expansion of the single - chip orderly. the following are the design of the control system of the planimeter according to the principle of the context. it consists of two parts
最後根據前文介紹的知識先對單片機控制系統進行了硬體電路框圖設計,依據夠用原則對元器件、設備的選擇進行計算、說明、選定,使系統成為擁有完整的包括a d採集、數據存儲器、 8155擴展的鍵盤顯示、 p1口及8155的pa口輸出控制的單片機硬體控制系統電路。Control with a selection range set, the
控制項具有選擇范圍集、選項卡頁在控制項After getting online results, combustion expert controller gained relevant ratiocinate output results by integrating technical parameters of online inspected system, combustion computed results and diagnostic and manipulated countermeasure of knowledge base, then which could propose operator for choosing a suitable control method using concentrated corresponding rules
在得到在線計算結果以後,燃燒專家控制器綜合在線檢測系統提供的工藝參數,以及燃燒計算的結果,使用存放在知識庫中的診斷和操作對策,得到相應的推理輸出結果;利用規則集的相應規則,提示操作工選用合適的控制方法。Introduction to general ideas in air pollution control, air pollution effects, design of wall collection devices ( gravity settlers, centrifugal separators, electrostatic precipitators ), design of dividing collection devices ( surface filters, depth filters, scrubbers for particulate control ), design of controlling by concentration and recovery ( condensation, adsorption, absorption ), design of controlling by oxidation ( combustion, biological oxidation, biofiltration ) and the choosing of a control technology
本課程介紹空氣污染防制概念,空氣污染之影響,壁式集塵設備之設計(重力沉降室、離心分離器、靜電集塵器) ,分隔集塵設備之設計(表面過濾器、深層過濾器、洗滌器) ,以濃縮回收之控制設計(冷凝、吸附、吸收) ,以氧化之控制設計(燃燒、生物氧化、生物過濾) ,以及控制技術之選擇。Upon the application of hkas 31, the group elects to use proportionate consolidation method to account for its interest in the jointly controlled entity
于應用會計準則第31號后,本集團選擇採用比例綜合法計算其于共同控制企業的權益。Tool options help control data collection during profiling
工具選項在分析期間幫助控制項數據的收集。Computer can control microcontroller, which can select channels data - acquisition discretionarily. 2
微機可以控制單片機的運行,可以任意選擇採集通道。This paper introduces the development process of wastewater disposal, it ' s auto control system, the level of nowadays and several new techniques of china and foreign countries. the immanent structure, control rules, main features and design methods of auto control systems in wastewater disposal process are studied in this paper. aiming at four typical parameters, such as temperature, dissolved oxygen, ph and the planes of water, the distributed control system is designed, composed by pc called epigyny computer and scm 8098 called hypogyny computer, and some sensors, shift deliver utensils and related meet orifices of parameters gathering and figures communication
本文介紹了國內外污水處理及其自動控制系統的發展過程、當今水平和提高自動化程度的若干新技術;研究了污水處理自動控制系統的內在結構、控制規律、主要特點和設計方法;選取污水處理中的典型參數溫度、溶解氧、 ph值和液位等為控制對象,設計了以個人計算機為上位機、以8098單片機為下位機,並輔之以傳感器、變送器及相關介面單元所構成的二級集散控制系統( dcs ) ;介紹了幾個主要程序模塊的設計思路、工作過程,這些程序模塊是:用高級語言visualbasic6 . 0開發的上位機人機交互界面程序、數據處理和圖表輸出程序,用執行效率高的匯編語言開發的下位機數據採集與系統監控程序、上位機與下位機之間的數據通信程序,匯編語言與vb之間的轉接程序,等等。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。Abstract : this article gives some opinions on development idea fo r automatic acquiring and controlling mis for reservoirs ( including safety superv isory and measurement, gate control, water supply management, hydrological data acq u isition and forecasting ), involving the structure and function of system, hardwar e and software design, selection of development tools, etc
文摘:介紹了水庫自動化採集與控制管理信息系統的設計方案,包括系統的結構及功能、硬體設計、系統的採集與控制、軟體設計以及開發工具選擇等Application of plc in automatic control system in tianchen colliery coal preparation plant
田陳煤礦選煤廠生產集中控制系統的改造Application of production centralized control system in donghuantuo coal preparation plant
生產集中控制系統在東歡坨選煤廠的應用The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。This production line has the function of automatic filling, weight detection and metal detection for both powdery and granular products. plc central control, humanized design. high accuracy and quick speed
該線為粉粒均可使用的自動稱量灌裝線,同時具有重量選別、金屬檢測之功能。由plc集中控制。具有精度高、速度快的優點。In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly
在設計過程中,根據系統要求,充分考慮鐵路上的實際情況,針對具體問題採取了一系列的相應措施,如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ,設計了v f變換電路和外部a d轉換電路;在硬體抗干擾方面,將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系;在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法,即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值,從而使數據的準確性得到極大地提高。In chapter four, with the theory of axiology and fuzzy ahp and compute integrated control, particularly study how to select the plan of design and achieve the real - time control of cost in the stage of execution, and create the mathematic model and logic chart
第四章則結合價值工程理論、模糊層次分析法以及計算機集成控制理論,詳細研究了如何加強設計方案的比選和工程施工過程中的造價的實時控制方法,並建立了有關數學模型和邏輯框圖。Firstly, a data acquisition circuit was designed, which is consisted of ad420, dac702 and ad7701. then, comparing with different usb control ics, an2131 was selected to achieve the control of data acquisition and usb communication. detailed rules to develop a usb device general purpose drivers were introduced, and the virtual instrument application software was developed basing on labview
首先是數據採集卡的製作,包括由ad420 、 dac702數模轉換晶元構成的模擬輸出通道,由ad7701 、 ad8200構成的模擬輸入通道;然後比較幾種不同的usb介面晶元,選擇帶usb介面的an2131微處理器實現數據採集的控制和usb傳輸功能;之後是usb設備驅動程序的開發和基於labview的虛擬儀器應用程序的設計。Control by single machine, or option for control by the central
可任選單機控制或集中控制,或經由A survey of the current fluid dispensing technology is given at first, including its history, present situation and development trend. then the paper introduces the robots which are used in the dispensing process, with their characteristics and working situation. the control system scheme for the bench top robot which is selected as the dispensing motion platform is discussed and the final integrated control scheme is adopted which consists of off - line programming system based on cad / cam and motion controller based on dsp
論文首先對點膠技術的歷史、研究現狀和發展趨勢進行了介紹,然後介紹了點膠工藝中所使用的機器人的種類、特點及使用場合;本課題選用了桌面型直角坐標機器人作為點膠的運動平臺,並採用時間/壓力型點膠方式,對直角坐標機器人控制系統方案進行了討論,制定了基於cad / cam機器人離線編程系統, dsp機器人控制器的集成控制系統方案。分享友人