柔性系數 的英文怎麼說
中文拼音 [róuxìngxìshǔ]
柔性系數
英文
flexibility factor- 柔 : Ⅰ形容詞1 (軟) soft; supple; flexible 2 (柔和) gentle; yielding; mild Ⅱ動詞1 [書面語] (安撫)...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 柔性 : flexibility
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
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Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it
比較靜力風荷載和動力風荷載作用下的有限元軟體的計算結果,選取結構邊緣部分的兩個節點,對比它們在兩種方法計算下的最大位移的計算結果。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風荷載的橫向振動是很敏感的,在進行工程設計時應該考慮這種因素,並可採用乘以風振系數等相應方法來加以體現。On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced
在推力矢量試車臺設計方面,設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案,提高了試車臺動架的固有頻率,解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法,推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法,並計算了推力矢量測量精度。On the part of the theory of the automatic test technology used in the rocket engine ground test, on the basis of the architectures and standards of some typical automatic test systems ( ats ), the test action model, ats data model, database model and the universal instrument - driving model are established
在火箭發動機地面試驗自動測試技術理論方面,在典型自動測試系統( ats )的體系結構和相關標準的基礎上,建立了火箭發動機地面試驗測試行為模型、 ats數據模型、數據庫模型和通用儀器驅動模型,然後,建立了面向火箭發動機地面試驗的開放式柔性ats體系結構軟硬體模型。Then, the author provided ways to control flexible support systems " displacement on the base of study the capability of flexible support systems. at the same time, the author analyzed the self - vibrating capability of flexible support systems and study the influence of parameters " changement
同時,對柔性支承體系的動力性能進行了開拓性的研究,分析了空間柔性支承體系的自振特性,以及矢高、桿件截面、質量等不同參數對其動力特性的影響。The company has set up a good quality management system as according to iso9000. we provide customers talor - made solution with reliable quality and competitve price
公司擁有完善的管理體系及完備的檢驗設備.訓練有素的技術工人及數控機床和常規設備柔性配合的加工工藝,能為客戶提供品質可靠及極具價格競爭力的產品However, due to the elastic deflection and vibration of the links, the flexible manipulator becomes an infinite dimension mimo system with distributed parameters, and is highly nonlinear and strong coupling. therefore, the model and the control of flexible manipulator are of great significance both in theory and in application
然而也正是由於連桿存在彈性變形和振動,使得柔性機械手成為一個高度非線性的、分佈參數的、強耦合的無窮維多輸入多輸出系統, ,因此其建模和控制也具有重要的理論意義和應用前景。Along with the compete of manufacturing industry turn worse, for strengthenning the flexility and adaptability of the numerical control system, the numerical control system has direct to the open type development
隨著製造業競爭的加劇和計算機技術的迅猛發展,為了不斷增強數控系統的柔性和適應性,數控系統也向著開放式的體系結構方向發展。Refractory fiber and product is manufactured by means of dry method and wet method. as an excellent insulation material, it has comparatively low volume density, good softness and very low thermal conductivity coefficient. sticking method, ancjoring method and folding method can be selected respectively. this product can be used in various industrial kilns & furmaces for lowering heat consumption
耐火纖維及製品是採用干法、濕法生產的具有較低體積密度、較好柔軟性、極低的導熱系數的優質絕熱保溫材料,施工時可分別採用粘貼法、錨固法、折疊塊形式施工,適用於各種工業窯爐降低熱耗之用。The paper, in order to support for alteration of enterprise data analysis requirements, provides a kind of adaptive online analysis processing and data mining model ( abbreviated dolam ), its logic structure, system frame and physical structure are presented, which enhances hominine direction and controlling mechanism, embodying in such aspects as query - driven, fuzzy data mining and dynamic interactive ability etc. the paper offers design and implementation blue print of the core of dolam - - data warehouse management tool, olap tool and summarysql tool, now, they are running in dalian international cooperation ( group ) stock ltd and have gained good effect
四、決策敏捷依賴于dss的柔性,為增強dss的柔性,本文提出一種具有可適應的聯機分析挖掘模型dolam ,設計了它的邏輯結構、體系結構和物理實現結構。該模型加強了人的導向和控制機制,體現在查詢驅動、模糊挖掘、動態交互方面。本文給出了dolam的核心部分?數據倉庫管理工具、 olap工具、 summarysql模糊查詢挖掘工具的具體設計和實現方案,並運用它于大連國際合作(集團)股份有限公司的決策支持實踐中,取得了較好的應用效果。Test method for friction coefficient of flexible graphite sheets by sliding
柔性石墨板材.滑動摩擦系數測試方法In this paper, a condition monitoring system in flexible manufacturing is designed and built for the actual requirement, this system is based on integration notion, detailedly analyzing the monitored and controlled object. the parts that is intelligent module, rs485 bus and configuration software are exploited for completing data acquisition and processing. this paper mainly expounds the research direction and the method about condition monitoring technic in flexible manufacturing. the paper also introduces the system structure. features and functions of the mcgs configuration software
本文針對某廠加工車間的實際需求,通過對被監控對象的詳細分析,採用智能模塊、 rs485總線和組態軟體來完成數據的採集與處理,基於集成的觀念,設計並建造了一個柔性製造過程狀態監控系統,該系統實現了模塊間、系統間以及信息的集成。Simultaneously, the thesis discusses the calculation theory and analysis method for beam on elastic foundation, and gives an in - depth discussion on each calculation model of beam on elastic foundation, including elastic theory model, wenker theory model, spring - system connected with flexible line model and double - foundation - bed coefficient model etc. the deficiency of elastic foundation finite element method of deep excavation timbering system presently is pointed out via the detailed investigation to the elastic foundation finite element method calculation theory and implement process based on wenker theory model
同時,本文論述了彈性地基梁的計算理論和分析方法,深入討論了彈性地基梁的各種計算模型,其中包括彈性理論模型、文克爾理論模型、用彈性柔線聯結的彈簧系模型、雙基床系數模型等。通過詳實地分析建立在文克爾理論模型基礎之上的彈性地基有限元法計算原理和實施過程,指出當前深基坑支護體系彈性地基有限元法的不足。Based on integration of " high yield & benefit and good grain quality of modeled cultivation of foodstuff crop ( rice ) and its consultation system ", this thesis sets it ultimate goal to deal with the knowledge discovery in the consultation system of simulation - optimization decision making in quality and high - yielding rice cultivation. after a close study of the features of the database in rice cultivation, this thesis introduces the system engineering theory of agent aralysing and designing and offers a practical new way to promote the intelligence of the knowledge discovery system in rice cultivation database, to improve the efficiency of data mining and the human - computer interactive ability to realize the integrated knowledge - based combination between human and computer or among the sub - systems
本文以廣西「糧食作物(水稻)兩高一優模式栽培技術集成與咨詢系統研究」為背景,以基於專家系統( es )的水稻優質高產栽培模擬優化決策咨詢系統的知識獲取問題為導向,針對水稻栽培數據庫的特點,從系統工程角度引入面向agent的分析與設計思想,提出一種用多agent從水稻栽培數據庫中發現知識的人機合作、半自動的知識獲取方法,實現利用多agent的自主性、反應性和社會性,提高水稻栽培數據庫知識發現系統的智能水平、數據挖掘效率和人機交互能力,實現人機之間、各子系統之間基於知識的柔性綜合集成,為水稻栽培知識發現提供了一條新的可行途徑。It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system
本文通過分析像移產生原因、研究像移補償原理,確定像移補償方案,並根據像移補償原理設計補償機構;分析與設計掃描反射鏡系統結構,根據材料線膨脹系數一致原則,選擇反射鏡及其背部支撐的材料;由掃描反射鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速,根據負載力矩確定電機的額定轉距,綜合電機外型尺寸等因素,確定執行元件? ?電機的型號;根據所選電機的參數指標,設計1 : 6速比的減速器;利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化;設計反射鏡柔性支撐結構,並通過軟體分析支撐結構的力學特性,驗證反射鏡柔性支撐結構設計的合理性;從原理上研究掃描反射鏡控制系統功能;進行系統精度測試,測試結果表明掃描反射鏡系統設計的合理性。A virtual balancing method of a flexible rotor based on rotor dynamic and finite element method is proposed in this paper to decrease the vibrations caused by mass unbalancing
摘要為了有效地降低回轉機械由於質量不平衡引起的振動故障,基於轉子動力學理論和有限元數值分析方法,進行了柔性轉子系統虛擬動平衡研究。The result shows that the new control system has convenient parameter modification, perfect controlling flexibility, rapid dynamic response speed, stable welding procedure ; the das of welding parameters has strong ability of anti - disturbance and the data is reliable. the control effect and practicability of the diagnosis system judging the welding quality are both good by using the characteristic values of welding process such as the percentage of the flashing time. gray - spots flaw in flash welding joints of rail is the least when the pole moves to and fro at the same velocity and the speed is slow
結果表明:新型控制系統參數設置修改方便,控制柔性好,動態響應速度快,焊接過程穩定;焊接參數採集系統抗干擾能力強、數據可靠;以閃光時間百分比等焊接過程特徵量為判據診斷焊接質量效果好,實用性強;當動立柱的前進、後退速度相同且為低速時,鋼軌接頭中灰斑缺陷數量最少。The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film
研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性,基於可用三個函數表示動態油膜的非穩態非線性油膜力模型,將轉速比、不平衡量、阻尼比、粘度作為控制參數,利用floquet乘子預測周期解的局部穩定性,發現倍周期分叉是由一定量的不平衡引起的,而hopf分叉是由油膜失穩造成的。The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is
比較全面地查閱了關于變結構控制理論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法;系統分析了變結構控制系統抖振產生的機理,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對傳統抑制和消除抖振方法的不足,改進了傳統方法,得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法;針對不確定性線性系統,在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應理論,根據系統不確定性大小在線調整模糊輸出量的隸屬函數,另外,鑒于模糊控制本質上是有靜差的,所以本文選擇了帶積分項的切換函數,由於積分項的存在使系統較正為無靜差系統。This paper introduces network and database management system and some application software developed with visual basic for the subsystems, which includes processing design integrated system, production management information and communication management of nc machine and so on
本文介紹了實現柔性化製造系統所需的網路及數據庫支撐環境,還介紹了用visualbasic開發工具開發的用於各子系統的應用軟體,系統軟體包括產品工藝設計、生產管理信息和數控機床聯網通訊管理等。The static and dynamic properties, such as magnetostriction, hysteresis loop, dynamic strain coefficient and magnetomechanical coupling coefficient were measured with the magnetic measurement system of multiple parameters
測試了磁致伸縮材料靜態特性和動態特性,包括材料的磁致伸縮、磁滯回線、動態磁致伸縮系數、柔順系數、磁機械耦合系數等。分享友人