通風迴路 的英文怎麼說
中文拼音 [tōngfēnghuílù]
通風迴路
英文
ventilation circuit-
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。For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research
本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題，經過多方面的技術分析和調研，設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。Then a combustion evolution optimizing system based on the radiant energy measuring was built, economical boiler combustion adjustment was carried out, under the combined action of a controller based on fuzzy self - optimizing of fume
在此基礎上，建立了基於輻射能檢測的燃燒進化優化系統，通過煙氣含氧量與爐膛總輻射能的模糊自尋優控制器和風煤比進化優化器組成的燃燒優化迴路的共同作用，對鍋爐進行燃燒經濟性調節，達到燃燒優化控制的目的。An air leakage points identification model in branches of ventilation system was established based on airflow balance in all nodes and pressure balance along all circuits of ventilation system
摘要利用通風系統節點風流平衡關系和迴路阻力平衡關系構建出了分支漏風點辨識模型。In this paper, the basic and important parts are studied. for example, the capacity of jet fan in tunnel, the flux distribution and resistance loss in the chimney. this approach is capable of modeling multi - dimensional, time dependent nature of fire in a road tunnel, this paper presents the critical ventilation velocity in various heat release rate and smoke release rate for jingfu highway
以京福高速公路美菰林隧道的結構參數為依據，當隧道內發生火災時，對隧道煙霧隨時間的發展擴散過程進行了動態的模擬與研究，得出了不同的火災放熱率、發煙率的情況下，控制隧道煙霧迴流的臨界風速這一關鍵數據，為隧道突發火災時的緊急通風控制提供參考。Here the theoretical model of vav system is set up for the first time. besides, the transfer function matrix of the 5 inputs and the 5 outputs is established by combining the theoretical analysis with the data analysis of experiment. then the non - linear mathematical model of the five loops is delt with in two method : in the first method, taylor progression is applied near the working point of the system in order to make the volume of change between the output and the input become similar to a linear relationship. in the second mothed, the non - linear mathematical model realize linear by means of being devided into sections. the study shows that both the motheds are effective in dealing with the non - linear issue in vav system
本文首次建立了變風量空調系統的機理模型，並通過採用機理分析和實驗數據分析相結合的方法，建立了所研究的五輸入、五輸出的變風量空調系統的傳遞函數矩陣，並對這五個控制迴路的被控對象的非線性數學模型，採用兩種方法加以處理：第一種方法是在系統的工作點附近進行泰勒級數展開，使輸出的變化量與輸入的變化量之間呈現近似的線性關系；第二種方法是將非線性的數學模型進行分段線性化，即用分段線性化來逼近非線性化的模型。分享友人