process control parameter 中文意思是什麼
process control parameter
解釋
操作控制參數-
Based on vc and opengl software platform, as a part of integrate planar mechanism analysis and simulation cai, the mechanism theory has been adopted to analysis the movement trace and profile of linkage ; adopt oriented object method to capsulate the class module. each corresponding class module complete parameter storage and process ; adopt message - map, message - trigger to organize the programming and response the user " s input ; use the document - view structure of the visual vc + + mfc class foundation as the basis of the programming architecture to complete those functions. use oriented object method to product the following class module : control class, render class, document class, mechanism class and other classes ; adopt opengl library to draw the three dimensional graph based on the result of mechanism analysis ; use model transforming, lighting, material, color, frame - buffer, display - list, graphics - component combine etc to draw the three - dimension mechanism and make the simulation of linkage has high reality
本文敘述了平面連桿機構運動分析和可視化模擬的理論演算法及其編程實現方法，基於微機vc平臺，採用opengl圖形庫編程，利用面向對象的方法對機構進行功能封裝，利用vc + +的文檔視結構作為最基本的窗架，生成並控制三維繪制類、文檔類、主窗口類和一些輔助類，利用windows平臺的消息映射、事件驅動來組織程序運行和響應用戶反饋，利用機構分析得出坐標數據驅動opengl庫繪制三維機構圖形。 -
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。 -
The dynamic control diagram of pump well is a way to describe relations between liquid supporting and liquor drainage of a well or an area when oil extracting, it underwent eye measurement, star graph and pump state chart, underwent a development process of practice, understanding, repractice and reunderstanding. it worked on oil managing, parameter adjusting, pump changing, yields incresing and inject increasing
它經歷了人工目測、星相圖、泵況圖三個發展階段，經歷了從實踐到認識，到再實踐、再認識的發展歷程，為油田的生產管理、調參換泵，增產增注，起到了輔助支持的作用。 -
Fuzzy control does not need to know accurate mathematic model of some object. it is based on human thinking and producing experience ; and it applies language rule to describe controlling process and bases rule to modify the controlling arithmetic and parameter
模糊控制事先不需要獲知對象的精確數學模型，而是基於人類的思維以及生產經驗，用語言描述控制過程，並根據規則去調整控制演算法或控制參數。 -
The neuron control method with self - tuning gain is proposed for a ph neutralization process. in this control system, the fuzzy t - s model is used to predict the control signal. the neuron controller gain is calculated according to the parameter estimation and experience formulas
針對具有嚴重非線性特性的ph中和過程，提出了一種模糊增益自整定神經元控制方法，這種方法採用t - s模糊推理估計下一時刻的控制量，並通過參數估計和經驗公式來計算出神經元控制器的增益。 -
For many years, the drying furnace has been adopted with sealed structure and electrical heated, dial instruments are used to control the temperature of the drying furnace and to keep it invariable. parameter setting is inputted by manual method, heating time is completely controlled by operators ’ experiences or their moods, meanwhile, its control function is singular, not only having no automatic heating time and insulating monitoring, having no drying process monitoring, but also having no function of automatic recording and report printing, the workers ’ labor intensity is bigger. thus two abnormal situations are always come forth, one is the insulating performance and intensity of works cannot be guaranteed reliably, it perhaps need to be dried repeatedly, the other is always to extend the drying time in order to ensure the drying quality
多年來乾燥爐一直採用悶罐式結構和電加熱方式，溫度控制採用指針式溫度控制儀表來實現爐溫的恆定，其參數設定由人工輸入，時間控制則完全憑操作者的經驗、情緒來掌握，其控制功能單一，沒有時間控制、絕緣自動監測功能，也沒有乾燥過程監視功能，更沒有多要素記憶、列印存檔功能，工人的勞動強度較大，所以就經常出現兩種異常結果:一是工件的絕緣性能和強度得不到可靠保證，需要反復乾燥;另一種是為保證乾燥質量，往往要延長乾燥時間。 -
The suggested control scheme fulfills automatic full range feedwater control by changing the structure and parameter of control system according to different stages of load, making full use of intelligent fuzzy logic function on conditons of remaining process system
充分利用模糊智能控制系統的功能，在不改變工藝系統的情況下，從控制策略著手，隨工況的變化改變控制系統的參數，在鍋爐點火、升壓、並網、升負荷、降負荷全過程實現自動控制。 -
In this thesis, aim to the beam axis shape be exactitude for design, the internal force of the beam be appeased by design request, the concept of modem cybernetics is applied, at the same time, the effecting parameter has collected. the paper build the ann model in predicting the beam camber an construction and discuss indetail the extraction of inputting nodes information when quoting the fundamental principle of ann model and introducing research process of the improved bnn. according to them, ann is applied in the construction control of prestressed concrete continuous bridge
本文以大橋成橋線形滿足設計要求和成橋內力控制在設計容許范圍內為目的，運用現代控制理論的思想，引用神經網路基本原理，詳細介紹bp神經網路的研究過程，從而建立預應力混凝土連續梁橋施工預拱度的神經網路模型，並詳細討論了模型的神經網路結點信息的提取，在工程實例的基礎上進行了數值計武漢理工大學碩士學位論文算，數值表明，將神經網路應用於預應力混凝土連續梁橋施工控制，獲得了滿意的結果，在預應力混凝土連續梁橋施工控制技術研究方面，具有方便有效、精度高的優點，具有良好的應用前景。 -
Finally by use of c + + and opengl, the practical simulation system software has been developed, which makes control manufacture combined with the whole complex screw pole manufacture process such as parameter input, design and selection of milling cutter, interference judgement, interpolation computing, three - dimension simulation and numeral code, in order for the guide of theory research and manufactural practice
最後利用c + +和opengl設計並實現了較實用的軟體模擬系統，使整個復雜螺旋桿的加工過程從參數輸入、刀具設計選擇、干涉判定、差補計算、三維模擬到數控程序生成和控制加工有機地結合起來，以期對理論研究和加工實踐起到指導作用。 -
Fuzzy control is a simple and practical control method that had been developed in recent years. it has some adaptive ability for process parameter changes, but its steady - state accuracy is unsatisfactory
模糊控制是近年來發展起來的一種簡單實用的控制方法，對被控過程參數變化有一定的適應能力，但它的穩態精度較差。 -
Based on the propounded control algorithm, combined with the developmental way of thematic project automation, this paper designs a system structure of distributed control system with unique merit, which fit for the automatic and intellectual requests of automation of homemade middle and miniature power station boiler. the parameter self - optimizing fuzzy control system designed by this paper has been put into continuous automatic running in industrial process. the integrated characters of the system has gone beyond the national standards and has achieved ideal control effect as well as economic efficiency
基於本文提出的控制策略，結合熱工自動化的發展方向，設計出一種適合我國國產中小型電站鍋爐特點的計算機分散式控制系統dcs結構，符合我國國產中小型電站鍋爐運行自動化、智能化的要求，該系統成功地在工業現場中投入全自動連續運行，性能可靠，經濟性好，綜合性能指標達到或優于部頒標準，取得了理想的控制效果和良好的經濟效益。 -
The paper, being around with the whole technical reconstruction process, chooses each parts of control system that can satisfy with request, and designs plc software controlling the grinding process, and g _ code grinding program. what is more, through taking anti - interference measure and parameter optimizing settle, it guarantees the machine function ' s stability and optimizing
接著文章圍繞設備的改造全過程，選擇了能滿足項目要求的各控制系統部件，設計了噴油嘴針閥體加工的plc控制軟體，以及數控加工程序，並經抗干擾措施和參數整定技術處理，保證了機床性能的穩定和優化。 -
The age of activated sludge is an important parameter reflecting microbial growth, substrate removal and process control
摘要泥齡是反映微生物生長、基質去除及工藝運行控制特性的一個重要參數。 -
This paper emphatically researched the problem how to calculate the intersection point between workpiece that rotated with variational angle velocity and milling cutter that moved with complicated track and rotated with high speed. furthermore it adopted the discrete curve surface method for every milling cutter, and treated image frame as the control parameter of position of milling cutter during the intersection calculation process, so the algorithm of intersection between workpiece and milling cutter was obtained. the paper also discussed further three - dimension graphic problem of manufacture process
文中對做變角速度運動的工件和運動軌跡復雜的高速自轉中的銑刀求交問題進行了重點研究，採用將銑刀上的每個刀尖劃出的曲面離散化的方法，以圖像顯示的幀數作為求交計算過程的銑刀位置的控制參量，得出了銑刀與工件的求交演算法。 -
Parameter optimization in industrial process control based on fuzzy genetic algorithm
基於模糊遺傳演算法的工業過程式控制制參數優化研究 -
By use plc, system can complete function as follow : this auto - control system be applicable to the temperature and smoke and dust the deal the variety quick, control the process is difficult with the operation is ; by the temperature controlor can automatically follow to the wet tower " exit temperature, error in the ? 3 v including ; by to automatically spray fog to lower the electric resistance, with the function for full the electricity equipment accepting the dust ; because of adopting feedback closed loop, and come to a to respond to the speed quick, constant temprature control the accuracy is high ; because of adopting the sensors, and make the system circumstance to leak water quick ; system have many control parameter can set exit control temperature and adjust value low limit by key ; can communication with remote computer and have remote control
通過使用plc ，使該自控系統可以完成如下功能：適用於溫度及煙塵量變化快、控制過程難以操作的場合；通過溫控表自動跟蹤增濕塔出口溫度，誤差達到3以內；通過自動噴霧來降低粉塵比電阻，以此充分發揮電收塵器的作用；由於採取了閉環反饋迴路，達到了響應速度快，恆溫控制精度高；通過使用各種檢測傳感器，使得異常情況泄水快；該自控系統具有多套控制參數，增濕塔出口控制溫度及調節閥下限值可通過按鍵設定；可與上位機通訊，具有「現控遠控」功能。 -
6 ) probed into the feasibility to apply wavelet networks to signal processing in process control system. a compression algorithm based on wavelet networks was proposed and the features of algorithm were fast parameter approximation rate and high compression ratio
6 ）探討了小波網路在過程式控制制系統中信號處理方面應用的可行性，給出了一種基於自適應小波網路的數據壓縮演算法，該演算法具有參數收斂速度快、數據壓縮比高的特點。 -
The units run with large capacity and critical parameter, systems need to be more reliable and automatic. so that, the automation of thermopower process is becoming the reliable assure of working normally. although a remarkable research activity has been devoted to the application of the industrial process control, the pid cofltro1 technology is still the most popular and commercially available type used in the industrial process control
火電機組正向大容量、高參數發展，要求系統具有更高的可靠性和自動化水平，這樣就使得熱工自動控制在大型火電機組中的地位也越來越重要，成為大機組安全、穩定和經濟運行的可靠保證。 -
Dba design can enhance the dll circuit ' s robustness and minimize the clock jitter. it also avoids the difficulty of analog parameter design and process control
採用這樣的設計，增加了dll電路的穩定性，減小了時鐘抖動，同時避免了模擬電路參數設計和工藝控制的難點。 -
The paper set about from the reason of error produced in the course of transferring cad model to stl files. it is found out that surface - meshing process has important effect on precision which results in the emergence of errors. by combining with using typical three - dimensional paint software, the control parameter in transferring process, namely the chord height, is optimized
首先從stl轉化過程中誤差產生的原因著手，找到表面網格化處理這個因素會對精度產生影響，結合具有代表性的三維造型軟體，對轉化過程中控制參數（弦高）進行優化，得到既能滿足三維實體精度要求，又不需要佔用太多時間、空間等情況下的最佳弦高選用值。
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