傳氧系數 的英文怎麼說
中文拼音 [zhuànyǎngxìshǔ]
傳氧系數
英文
oxygen transfer coefficient-
This version is applicable to the engine systems for the vehicles with obd2 and eobd protocols, with available functions of read dtc, clear dtc, read dynamic data stream, read freeze frame, readiness test, read version information, read specified data and read oxygen sensor status data
此版本可測試符合obd2 eobd標準的汽車發動機系統，功能有讀故障碼清除故障碼讀動態數據流讀取凍結幀準備測試讀版本信息讀廠家自定義數據氧傳感器測試。Carbon monoxide ( co ) is used as a research example. based on the theory and experimental approaches of optical fiber infrared absorption sensing, mathematical model and system design for optical fiber on - line gas measurement are presented
本文選擇一氧化碳（ co ）作為被測對象，詳細研究了基於近紅外吸收的光纖傳感的理論和實驗方法，為氣體的光纖在線檢測提供完善的數學模型和設計系統。Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running
本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。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。After thermodynamic calculation on several operation conditions of the furnace, cold - state flow and resistance mensuration, the combustion of the tubular - furnace hearth was changed into swirl and addition of radiate cylinder and oxygen content detection minish 1. 25 surplus air to less than 1. 15, improving the combustion condition and convection and radiate heat transfer efficacy, resuling in reducing the waste - gas temperature 45, decreasing exhaust gas loss, and saving fuel by 6 %
摘要通過對加熱爐幾種工況進行熱力計算、冷態試驗的流場分佈及阻力測定和熱態試驗的爐膛溫度場分佈及管壁溫度等參數的測定，確定將管式加熱爐爐膛內直流燃燒改為旋流場燃燒和增加輻射筒，增設煙氣含氧量分析，可以將燃燒的過剩空氣系數從1 . 35減小到1 . 15以下，極好地改善爐膛內的燃燒狀況和對流輻射傳熱效果，從而降低排煙溫度45 ，減少加熱爐排煙損失，節約了煤氣量6 %以上。A multizone p - pdf is applied to calculate the instantaneous rate of no _ ( x ) with high turbulent conditions in the lpg engine. 4. construct an experimental spark - ignited premixed - charge lpg single fuel engine with universal wide range exhaust gas oxygen sensor
4建立稀氧傳感器反饋控制的lpg發動機實驗系統，準確控制發動機的實驗參數和工況，得到不同空燃比、不同點火提前角、不同燃料成分時發動機的動力性能和排放性能。Sequencing biofilm batch reactor and determination of oxygen transfer coefficent
陶粒載體序批式生物膜反應器及其氧傳遞系數測定Firstly, let me introduce the features of this cell. adapted such method to give birth to energy as zinc granules reation with o2 of air, this cell possesses the virture that there is a good relationship between discharging energy and charging energy, which is testified by the test of meters from company and actual experiments. meanwhile, repeat number of charging can be ignored for cell because it get energy again by substituting substance in fuel cell. so, we can get the conclusion that this cell belongs to such type as whose energy rebirthes without history factor which always influnences other types of cells. from the above analysises, it will be easy to get some solution to detect energy of zinc / air fuel cell in related precision
該公司生產的鋅空電池與傳統的充電電池有著完全不同的特點。首先，它採用鋅粉在反應液中與空氣的氧氣反應產生電量，經過測試（包括出廠參數測試、現場測試和實驗測試） ，電池的放出電量與充入電量有著對使用非常有利的某種關系特點；其次，它採用更換反應液的方式來重新得到電量，這樣就使得充電的重復率可不作為電池放電的因素。該鋅空電池屬于電量可重復植入，但沒有產生影響電池放電的傳統參數?歷史充放電效果因素。5. the increasing of liquid phase viscosity undermines the volumetric mass transfer coefficient
隨液相介質粘度的增加容積氧傳質系數減小。According to the discussions above, an experiential equation is built. it agrees well with the experimental results at 0. 6 % cs 2
通過上述討論，本文給出了容積氧傳質系數的關聯公式，經檢驗該式與實驗結果吻合較好。In the air - water - solid system the value of volumetric mass transfer coefficient is larger than that in air - water system. and when cs = 1. 0 %, the volumetric mass transfer coefficient get to the highest value
在液相介質中加入固體裝填物提高了容積氧傳質系數，並且在固含率為1 . 0時容積氧傳質系數最高； 5The task in the open loop system is to get lpg injection duty ratio in pre - set two dimension map according to practical engine operation condition, while the task in the closed - loop system is to calculate lpg injection duty ratio by the approaching increment method or the proportion and integral ( pi ) controller according to the signal of the oxygen sensor. to eliminate the oscillation phenomena of the signal of the oxygen sensor in low - speed condition, this paper develops the stable increment method
開環階段根據實時工況參數對事先制取的噴氣占空比map圖執行取值操作；閉環階段根據氧傳感器反饋信號通過增量逼近法或pi環節計算輸出適合即時工況的噴氣占空比值；為解決低速振蕩現象，本文運用固定增量法，對系統進行低速振蕩微調。分享友人