純延遲 的英文怎麼說
中文拼音 [chúnyánchí]
純延遲
英文
pure delay-
By changing of the difference of write address and read address, a delayed signal from read port is achieved. the two methods have different idea but reach the same goal and have the properties that are pure digital delay, little error, compendious circuit and maneuverability
兩種方法異曲同工，為純數字延遲，具有抗干擾性強、誤差小、電路簡明，可操作性強等優點，既體現了設計的多樣性，又體現了fpga設計的靈活可編程特性。In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術，有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應，提高了聚合物大分子鏈中有機硅鏈節的含量；利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵，並通過對共聚產物力學和吸水率的測試，證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能；從分子設計角度出發，利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體： ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷；利用核磁共振對新型硅烷單體結構進行了證實；研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液，且其聚合產物具有較高的力學及耐水性能。Used the identification of bandwidth point, a first - order - plus - dead - time model can be available. meanwhile a 4 - parameter model can be obtained with the two points. with the model available, the two - degree - of - freedom pid controller is designed based on the iae specification and a robustness specification
並利用臨界點的辨識與帶寬點的辨識建立二階純延遲模型，從nyquist圖可以看出，模型在對參數整定關鍵的一段頻率范圍內都能較好的擬和原對象。Firstly two characteristic points of the open - loop frequency are identified based on relay feedback experiments : the ultimate point and the bandwidth point
通過繼電反饋辨識系統開環帶寬度點和臨界點，利用帶寬點的信息建立一階加純延遲模型。Dynamic matrix control ( dmc ) can directly treat with objects with pure delay, has strong adaptability to large inertia, approved tracking performance and better robustness, but primary steam temperature object and boiler fuel regulating object are both intricate objects with large inertia and time delay, which are difficult to obtain perfect control effect using routine pid cascade control
由於動態矩陣控制（ dmc ）能直接處理帶有純滯后的對象，對大慣性有很強的適應能力，有良好的跟蹤性能和較強的魯棒性，而主汽溫對象和鍋爐燃料調節對象均是具有大慣性大延遲的復雜對象，用常規pid串級控制難以取得理想的控制效果。The ball mill pulverizing system is a mimo system with strong coupling, long time delay and time changing apparently. with traditional pid control system, the controlling result is not so satisfying
火力發電廠球磨機制粉系統是一個多變量的對象，各個變量之間不僅存在著嚴重的耦合，而且一些變量還存在著很大的純遲延及時變性。分享友人