爐子參數 的英文怎麼說
中文拼音 [lúzishēnshǔ]
爐子參數
英文
furnace variables-
Using the perturbation transfer matrix method as well as the tested data in the laboratory, the 1st and 2nd order perturbed identification of dynamic parameters of the rotor of a boiler pump is made
摘要利用攝動傳遞矩陣法,結合實驗室的試驗,對某電站鍋爐給水泵轉子的動力學參數進行了一階和二階攝動識別。Avoiding the difficulties of detecting the difficult parameters in furnace control and of building up the models, integrated with fuzzy control and conventional pid control, abb ’ s control it system is used to predict the bloom surface and center temperature directly based on the temperature of furnace wall easily to be detected so that the temperature settings in various furnace sections can be self - corrected, the furnace temperature of each section self - adjusted and on - line parameters of combustion control self - optimized. in addition, the heating parameters and the operating status of the field plant can be monitored with alarm
採用abb公司的controlit控制系統,避開爐子控制中遇到的困難參數檢測及建模困難等因素,直接根據容易檢測的爐壁溫度來推知鋼坯表面溫度及鋼坯中心溫度,將模糊控制技術與常規pid控制相結合,實現各段溫爐設定值自修正、各段爐溫自協調、各參數在線自整定的自尋優最佳燃燒控制;對熱工參數、現場設備的運行情況進行監視、報警,實現爐膛壓力、管道壓力、換熱器的保護控制,並將重要參數送往廠級mis網路。Based on the theory of piecewise - linear, the paper carries through the research of model self - adaptive control to electric arc - furnace electrode regulator system ( eafers ), and the digital self - adaptive control law of reference model is deduced. then, we designed the software simulation system of eafers according to the law, though which we studied the character of eafers. finally, a set of physical model of eafers, which is realized by hardware circuit, is designed according to the former research
本文首先應用分段線性化理論,對電弧爐電極調節系統的模型參考自適應控制演算法進行了研究,推導出全數字化的模型參考自適應律;然後根據推導出的自適應律成功的設計出了的軟體模擬系統,用軟體對電弧爐電極控制進行了模擬研究;最後利用電子電路構造出一套完整的電爐煉鋼電極控制硬體模擬系統,對電爐電極調節進行了實驗室電路模擬研究。Based on the perturbation riccati transfer matrix method, the calculating program are developed. the program can be used to the perturbation analysis and the sensitivity analysis of the real and complex, the single and repeated eigenvalues and eigenvectors for lateral vibration of rod and beam structures, especially suitable to the perturbation analysis and the sensitivity analysis of eigenvalues and eigenvectors for rotordynamic systems ; 2. the perturbation riccati transfer matrix method was applied to identify the parameters of the rotor for a boiler supply pump, and the accurate dynamic model of the rotor was archived
該程序可以對桿、梁結構橫向彎曲振動的實數、復數的孤立和重頻特徵值問題進行攝動分析和靈敏度分析,特別是適合於轉子動力學系統特徵值和特徵向量問題的攝動分析和靈敏度分析; 2 、用攝動riccati傳遞矩陣方法解決了某電站鍋爐給水泵轉子的參數識別及動力模型修改的問題,並給出了該種型號的給水泵轉子的更準確的力學模型,為進一步的轉子動力學分析與設計奠定了可靠基礎; 3 、給出了攝動理論在相關領域如隨機特徵值分析、隨機振動響應分析、可靠性分析、靈敏度分析、優化設計以及參數識別中的應用公式。A long - term temperature compensate way was put forward to optimize temperature control of reheating furnace after parameter variety with physically working result
摘要給出了在優化加熱爐爐溫控制時,爐子的參數變化后,進行一種長期補償的辦法及其實際效果。In view of the non - linear, uncertain and complicated characteristics of the combustion system in hot - blast stove, referring to the operating experiences at home and abroad, a fuzzy self - adaptive controller was used for controlling the temperature of the waste gas
摘要針對熱風爐燃燒系統的復雜性、參數的不確定性和非線性,結合國內外的操作經驗,為該系統研製了帶修正因子的自適應模糊控制器。A model for prediction of the temperature and carbon content of liquid steel at the end of blowing and optimization of process has been established based on lgmis and pzlgps. a decision - making support sub - system for quality control of bof process, which can be embedded into the decision - making support system for steel making process at panzhihua iron and steel corporation, has been planning and designed. the optimizing process variables for quality control of steel making process at panzhihua iron and steel corporation has been achieved according to the model and process data from lgmis and system of process computer of converters
在提釩煉鋼廠信息管理系統( lgmis )和轉爐過程計算機系統( pzlgps )的基礎上,研究了適宜的煉鋼過程質量控制模型方法,構建了轉爐終點預測和過程工藝優化的黑箱模型;設計了在攀鋼生產管理輔助決策支持系統lg - idss的框架下進行轉爐過程質量控制專用輔助決策子系統;採用轉爐煉鋼過程質量控制模型以及攀鋼lgmis和轉爐過程計算機中的轉爐冶煉數據進行了計算,確定了滿足煉鋼過程質量控制要求的轉爐煉鋼優化工藝參數。Compared with other general cfd software, the numerical modeling software of combustion process improved by the author of this paper has following features : ( 1 ) it can adjust the corresponding parameters and manipulating methods according to furnace architecture, operational parameters and fuels etc. ; ( 2 ) it can arrange the nodes of grid flexibly and also make special calculation to certain nodes, which cannot be accomplished by the general commercial software ; ( 3 ) in the boundary ( water - cooled wall ) condition processing, the third boundary condition is selected for the temperature calculating, linking the combustion process inside the furnace with the flow and heat exchange of water inside the water - cooled wall, so the heat absorbing and the influence of the water - cooled wall to combustion process and heat transfer of furnace are explicitly explained
與其它通用的cfd軟體相比,經論文作者所改進的燃燒過程數值模擬軟體的特點在於: ( 1 )能夠結合爐子結構、運行參數及燃料等,調整模型中相應的參數及處理方法; ( 2 )可以靈活的安排網格節點,對某些節點進行特殊處理; ( 3 )在邊界(水冷壁)條件的處理上,溫度選用了第三類邊界條件,把爐內燃燒過程和水冷壁內工質的流動和換熱聯系了起來,使得水冷壁內的吸熱情況對爐內的燃燒和結渣的影響充分體現出來。Because the model used in the paper is different from other methods of judgment to slagging, all the variables affecting slagging are assigned the local values resulted from numeric calculation ( in other methods, the parameter to affect slagging can only use one flag value ). hence, the judgment to the slagging condition on any specific node of the grid can be made, so that effective and timely measures can be taken during operation
因為,與其它結渣評判方法不同的是,本文的模型中,影響結渣的各變量全部用數值計算結果得到的當地值(其它判斷方法所用的參數,對一臺爐子只用一個標志值) ,這樣給出的是受熱面上任一網格節點的結渣情況,以便運行過程中及時有效地採取措施。In this thesis, we will focus on the nanotube structure and synthesis, including disorder multi - wall carbon nanotube, aligned multi - wall carbon nanotube array, cnx nanotube, and bcn nanotube. the effects of growth parameters, which provide scientific basis for pyrolysis of carbon nanotube, were studied systematically. furthermore, layered aligned multi - wall carbon nanotube arrays separate by catalyst particles were synthesized on the surrounding of reaction quartz tube by injection of xylene - ferrocene for the first time, which provided a chance for the accurate measure and potential use of carbon nanotubes
在對碳納米管制備的基礎上,全面系統地研究了碳納米管的影響因素,對熱解法制備碳納米管確定了可供參考的制備工藝參數,在些基礎上,首次成功地直接在反應爐內石英管壁上直接生長分層生長的定向碳納米管,為納米管的性質的測量提供了一定的基礎,而且為定向碳納米管在微電子學領域的應用提供可能性,能成功地實現定向納米管的固定長度生長。分享友人