通用模座 的英文怎麼說
中文拼音 [tōngyòngmózuò]
通用模座
英文
all round die holder-
There are the production lines established of intermediate - frequency melting, silicasol shuck, precision casting and metal ceramic, and 250 universal devices suck asvacuum melting electric furnaces, high - temperature and intermediate - temperature heat treatment electric furnaces, digitai - control lathes, milling and drilling machines, coreless millers, spherical surface millers, standing milling machines and so on, lt has established the central measuring roomm physicallab, chemical lab, metallic phase lab, crack detection test lab, seat ring lab, rocker lab and ducgt trestle lab, our esported gas engine valve seat to america was rewarded the second prize in terms of sichuan high - quality product
建有中頻熔煉真空熔煉硅膠溶模精密鑄造粉末冶金生產線。有中頻電爐真空熔練電爐高中溫熱處理電爐數控車床鉆銑床無芯磨外園磨立磨等通用設備250臺套。有中心計量室物理化學金相探傷檢測及座圈搖臂導管臺架實驗室。The automatic identification of the modulation types has been applied to many fields such as source identification, interference identification, radio interception, - electronic countermeasures, etc. the modulation recognizer based on the decision - theoretic approach and the constellation diagram is proposed and the signal ' s kurtosis is used as the indicator to differentiate the analogue modulation from the digital modulation
通信信號調制類型的自動識別廣泛應用於信號確認、干擾辨識、無線電偵聽、電子對抗和信號監測等領域。本文提出基於決策論與星座圖的綜合調制識別器,使用信號的峰度區分調制類型是模擬調制還是數字調制。Digital signal processor ( dsp ) combined with repm bldcm, which build up a dc adjustable speed system, achieve to control multiple motor speed, positive and negative rotate, protect and fault exemine by a true single chip. design and present a electromagnetism scheme of repm bldcm used in electromotion chair drive system. select electronical components and chips in the drive board by contrast with variant drive mode. design the drive board principle picture, make a drive board pcb and debug it. design a principle picture with dsp core. workout the motor control code introduced popular programme modle. test the programme reliability and control performance by linking tms320lf2407 evm, pc, drive borad and the bldcm. the bldcm swatch is prepare experiment
本論文闡述了方波驅動稀土永磁無刷直流電動機的原理及數學模型;設計並給出了一種電動座椅用稀土永磁無刷直流電動機的電磁設計方案;對電機採用何種驅動方式進行了對比分析;對驅動電路進行了元器件選型、原理圖設計、制板及調試;有針對性的闡述了dsp在本系統應用中所涉及到的功能模塊;設計了以dsp為核心的控制電路原理圖;以模塊化的軟體編程思想編制了電機控制軟體;通過tms320lf2407目標板、上位機、驅動板及電機的聯調,證明了系統可行。The results showed that : ( 1 ) the models used by author and the analysis are useful and can be practiced. ( 2 ) after using isolation technology, the structure ' s period, earthquake response, base shear force and acceleration are all decreased markedly and the horizontal displacement focuses on isolation layer. ( 3 ) under frequent earthquake action, the shear force ratio between layers is close to 0. 35 ; in according with the provision in aseismic design code that the horizontal seismic reduction coefficient can choose 0. 53 and the upper building can be designed by decreasing one degree
計算模型分別採用三維空間模型及規范中建議的彈簧、質量模型,隔震層採用疊層橡膠隔震支座,運用大型結構有限元計算程序sap2000以及自主開發的nba結構程序計算隔震結構在多維地震動輸入下的動力非線性時程反應,同時研究了隔震結構在溫度變化的作用下,結構各桿件的內力變化,通過對變電建築物在傳統抗震作用下及隔震作用下的分析比較,得出一些有益的結論。In this study, sts - - the steel construction design module of pkpm, a software program of china " s institute of the construction science - - is employed to create the construction model in order to study the construction of the supporting seat. a mechanical analysis of the variant arched girders was implemented, with the result that consturction documents meeting mechanical requirements were designed for the hinge support, the roller support and the steel girders
本文採用中國建築科學研究院pkpm軟體的鋼結構設計模塊sts ,從結構建模入手,根據規范要求研究了支座的構造形式,通過對變異拱梁的力學分析,設計出符合力學模型的鉸支座、滑移支座和變異拱處鋼梁的施工圖。Two types of alignment algorithms on moving base were put forward in this paper, one with angular velocity matching, and another with acceleration matching. the error models and measurement models in consideration of ship flexure and lever - effect were deduced respectively. the alignment methods were verified by simulation
提出了兩種動基座傳遞對準的方法,一種是採用角速率匹配,一種是採用加速度匹配,並分別推導了在考慮船體變形和桿臂效應時傳遞對推的誤差方程和量測方程,通過模擬驗證了這兩種傳遞對準方法的正確性。Wenzhou longwang xingcheng pen factory is a member unit of wenzhou writing instrument association in china. it locates in wenzhou economic and technological zone with convenient transportation
溫州龍灣興城制筆廠,是中國溫州制筆協會的會員單位,座落於中國現代經濟模式典範溫州經濟開發區,立體化海陸空交通,現代科學技術的運用,使之為世所矚。The authors use etabs program to build finite element model of the seismic - isolation structure, through time - history analysis of the structure which uses the lead rubber hearing setting with different initial shear stiffness, and give reasonable advice to setting initial shear stiffness of the lead rubber bearing used in the seismic - isolation design
摘要運用etabs建立隔震結構的有限元模型,對鉛芯隔震橡膠支座屈服前剛度不同取值的隔震結構進行了時程分析,通過對比分析,給出了隔震設計中的鉛芯隔震橡膠支座屈服前剛度取值的合理建議。The analytical example is min - river cable - stayed bridge, which is the third longest cable - stayed bridge and the longest composite beam cable - stayed bridge in the world, with main span 605m. the paper set up a 3d model of the bridge with ansys finite element program, considering the geometrical and material non - linearity
以青州閩江大橋這座主跨長605m的大跨度疊合梁斜拉橋為例,利用ansys大型通用程序建立成橋階段、懸臂階段的空間模型,在計算中考慮了材料非線性和幾何非線性的影響。This paper, in allusion to damage of expansion joint of bridge, introduces a sort of new structure of jointless device - semi - integral abutment jointless bridge, and establishes model of general structure finite element of this bridge, and in details analyses its qualities of stress. the model considers the interaction of superstructure - substructure - soil. resistance of the soil behind abutment adopts still soil pressure and elastic resistance when the temperature rising, but active soil pressure when dropping. analysis of qualities stress of bridge includes of action of dead load, car load, temperature load of season character. taking an 100m length pc semi - integral abutment jointless bridge as instance, the paper establishes the model of plane frame by applying large common software - anasys, and analyses it by elastane and large deformation to imitate character of stress and deformation of general bridge. at the same time corresponding models of finite element of joint bridge and integral abutment bridge are established, and unique stress and performance of structure of semi - integral abutment jointless bridge are researched by comparing and analysing character of three different models under same loading, and controlling factor of design and constitution are generalized. in conclusion, for semi - integral abutment jointless bridge, on one hand shear, moment and deflection of the main beam and axis force of substructure are approximate with that of joint bridge, and integral stifmess of structure is increased and damage of expansion joint is eliminated, on the other hand there is axis force in main beam, shear and moment of substructure are bigger than that of joint bridge. in all this type of jointless bridge has rational stress and is worth of application and popularization
半整體式橋臺無縫橋梁計算模型考慮了上部結構-下部結構-土的共同作用;臺後土抗力升溫時採用靜止土壓力加彈性土抗力,降溫時採用主動土壓力;分析橋梁受力性能時考慮了結構自重、車輛荷載和季節性溫變荷載的作用。以一座橋長100mpc半整體式橋臺無縫橋梁為實例,採用大型通用軟體ansys建立平面框架模型,進行彈性、大變形分析,模擬全橋受力和變形特點;同時建立與此對應的有伸縮縫橋梁和整體式橋臺無縫橋梁有限元模型,通過三種橋型同步加載對比分析,研究半整體式橋臺無縫橋梁獨特的受力特點和結構性能,總結其設計控制因素和構造要求。通過本文研究知:半整體式橋臺無縫橋梁主梁的剪力、彎矩、撓度和下部結構的軸力與梁式橋相近,結構整體剛度增大,併除去了伸縮縫病害;但主梁增加了軸力,下部結構剪力、彎矩較梁式橋大;綜合分析是一種受力合理有實踐和推廣價值的橋型。In light of the simulative research results, three methods are applied to analyze some controversial problems in this kind of structural system ( such as the concrete pouring sequence of continuous ends, the applying sequence of pretensioned force, the removal of the temporary supports, the concrete pouring style of continuous ends, the optimization of constructional reinforcement and prestressed reinforcement ). some important conclusions are drawn : the concrete pouring sequence of continuous ends should be in accordance with the principle of " interval end " ; the removal of temporary supports is also on this principle ( opposite to traditional opinions ). at the same time, other problems such as the shrinkage and creep effects of concrete, the c racking and failure pattern, the optimization of reinforced bars and prestressed bars are also analyzed in detail
在此基礎上,對于目前先簡支后連續結構體系中存在的一些有爭議的問題(如后連續端部澆築和后連續預應力張拉的順序、體系轉換中的臨時支座拆除順序、后連續端部澆築方式、后連續端部的預應力筋及普通鋼筋的優化等) ,我們分別運用三種方法進行了細致的模擬分析、研究,並得出了一些具有重要工程意義的結論:后連續端部的澆築順序和后連續預應力張拉的「隔跨」原則,臨時支座拆除的「隔跨」原則(此前人們一直認為「對稱澆注和對稱張拉」是最為合理的施工工序) ,混凝土的收縮、徐變對先簡支后連續結構體系的影響一般較小等。The paper has five parts : part i discusses the original cause of the core competence based corporate diversification strategy, and academic and positive researches " sustain of this strategy ' s validity ; part ii demonstrates the essence ' s universal blur of the core competence is the root of difficult to discerning and measuring the core competence itself. and because the base of synergic effect which diversification pursues is blur, the shortcoming of difficult to operating the strategy is exposed ; in order to improve the strategy ' s operating, partlll introduces corporate strategic assets into the strategy to build a bridge between the core competence and corporate diversification. this part clarifies the logic between the core competence and corporate diversification that only if through strategic assets, the core competence ' s competitive advantages can be achieved and corporate diversification must be strategic assets correlative to pursue synergic advantages ; basing on the above discusses, partiv modifies the old strategy properly, and then designs the core competence based strategic assets correlative corporate diversification strategy mode ; the last part takes haier ' s diversification growing mode for example to testify the modifying mode ' s effective use in practice, and hopes other chinese corporations can benefit from this mode too
本文共分為五部分:第一部分論述了基於核心能力的企業多元化戰略產生的原因,以及理論與實證研究對該戰略有效性的支撐;第二部分論證了核心能力本質的普遍模糊是核心能力難以識別與測度的根源,進而使多元化追求的協同效應基礎模糊不清,暴露出該戰略難以操作的缺陷;為提高該戰略操作性,第三部分通過引入企業戰略資產,在核心能力與多元化之間構架了一座橋梁,闡明核心能力的競爭優勢要通過戰略資產才能得到具體實現,同時,多元化應相關于戰略資產尋求協同優勢;在此基礎上,第四部分對原有戰略進行適當修正,構建了基於核心能力的戰略資產相關多元化戰略模式;第五部分以海爾企業多元化成長模式為例進行具體剖析,以例證該修正模式在中國的實際運用,期望能給予我國其他企業以有益的借鑒。It is necessary in digital communication system that carrier recovery can compensate frequency offset and phase jitter brought by transmission and modulation. this paper is mainly focused on carrier recovery technique. we introduce the channel model at cable headed and receiving site. firstly, we introduce the principle of carrier recovery and give some algorithms of them, which are directed - decision, reduced constellation and frequency sweeping
本論文緊緊圍繞著數字通信系統中的載波恢復技術,在介紹了有線通信系統所用的調制解調通道模型后,首先闡述了載波恢復技術的思想和基本原理,在此基礎上給出了三種載波恢復演算法,即判決導向演算法、簡化星座判決演算法和掃頻演算法,並且給出了其各自的模擬圖:然後深入研究了一種適合高階qam並且能糾正較大頻偏的載波恢復技術:極性判決演算法。Cti middleware can realize the call central to the pbx and provide the open interface for the application layer above. so it is the core of all the system. this paper analyses principly the cti middleware from its type, system structure, control to pbx and program to agent etc. the part of business - realizing adopts 3 - tier mode of computer network. that is to import database middleware - a pplication server between client and server. which will solve the problem of communication between the client and database as the server of the agent software. then the thesis discusses the development and realization of business software running at agent. and programs it with visual basic
呼叫中心平臺接入採用傳統的pbx數字排隊機, cti中間件不僅對交換機進行呼叫控制,且為上層的業務應用層提供開放的介面,本文從它的類型、體系結構、對交換鐵交換技術與企業級cti智能業務平臺開發機控制和對座席端編程等方面進行了原理分析。后臺業務實現部分採用了計算機網路的三層模式,在客戶端和數據庫系統中引入了數據庫中間件? ?應用服務器,它作為座席的服務器端,能很好的解決客戶機和數據庫之間通信管理問題,本文對它進行了設計實現。Through these studies and analysis, following conclusions could be drawn : ( 1 ) it is necessary to study on harness engineering of landslide and dangerous rock since the main representations of this geological hazard are landslide and dangerous rock through geological investigation ; ( 2 ) it can be concluded though stability analysis that the dingzhuang landslide is stable naturally, which is identical to the in - situ investigation ; ( 3 ) through stability analysis, the landslide would slide if the water level dropped down from 175. 10m to 156. 0m and it rained successively after the three gorges reservoir work. ( 4 ) according to the results of calculation and the characteristic of the landslide, it is suggested that such measures as unloading at upper part, anchorage and pile supporting system and drainage system should be used on the landslide. ( 5 ) according to geological investigation, there are three kinds of dangerous rock in the engineering, those are failing - down rock, collapsing rock and sliding rock
因此有必要對滑坡進行治理; ( 4 )根據滑坡推力計算結果和本滑坡屬牽引式滑坡的特點,滑坡體上部相對較穩定,中下部處于基本穩定或不穩定狀態,因此建議此滑坡治理採用上部削坡減載與錨拉抗滑樁、擋墻進行支擋結合的處理方法,同時結合截排水等措施進行綜合治理; ( 5 )根據地勘資料,通過對危巖體的形態、規模、基座和底界層及分佈特點和分析,將本工程危巖體失穩崩塌的方式歸納為墜落式、傾倒式和滑塌式三種類型並分別提出相應的穩定性計算方法; ( 6 )分別對本工程中的危巖體進行了穩定性計算,並且發現其都處于不穩定狀態,因此根據實際情況分別提出相應襯砌支撐和清理等加固治理措施,最後還對加固后的危巖體進行了校核計算,滿足要求。In this paper, the reinforcement method with steel plate adhering to a real queen - post girder in bridge was analyzed by using the space entity simulation model, and the effect was validated by load test on site
摘要針對某座橋梁下部結構蓋梁採用粘鋼法進行加固,對其加固效果採用有限元模型進行模擬分析計算,並通過現場荷載試驗進行驗證。Aimed at this instance, professor wankang luo of chongqing jianzhu university has processed much elementary research on antiseismic capability advancement of expansion web on masonry brick building. the article has researched the form and mechanization of failure, crack resistance and bearing capacity, ductility, energy dissipation, hysteretic behavior, deformation, ect, through test to contrast models with rate 1 : 2 reinforced by expansion web and steel web. the result of the study has testified it an efficient measure to lay expansion web into masonry brick building for entirely improving antiseismic strength
在原有兩座1 : 2三層雙開間混合結構房屋模型抗震性能研究的基礎上,分別用擴張網和鋼絲網兩種材料進行加固,通過比較以揭示擴張網對于砌體結構抗震性能提高作用的內在規律,並在鋼絲網水泥漿法加固磚墻的抗剪計算公式基礎上提出一種較能反映擴張網這種新型材料受力特性的擴張網水泥砂漿加固砌體結構的抗剪計算方法。This paper uses of the actual mechanics form, cantilever bending stiffness is adopted in the mega structure, however shearing stiffness in the sub structure. based on the complex mode theory, this paper gains the expression of dynamical response of the system based the model of municipal no. l building of tokyo city and analyses the affection of the main parameters ( stiffness and damping ) on the two configurations ( sustaining type and hang type ). the results indicate that the rational stiffness of the sub structure can control the deformation of the mega structure perfectly, but the acceleration of the sub structure increases at the same time
本文採用了更接近實際的力學模型,主結構採用彎曲剛度,子結構採用剪切剛度,利用隨機振動復模態理論,推導了巨型框架減振結構的動力響應表達式,並以日本東京市政一號樓為基本模型,討論了巨型框架減振結構兩種結構形式(座承式和懸掛式)的主要參數(剛度和阻尼)對減振效果的影響,結果表明:與普通巨型框架結構相比,減振結構通過合理選擇子結構剛度,可以較好的控制主結構在順風向脈動風作用下的位移響應,從而提高結構的安全性,但與此同時,子結構自身的加速度響應也有了一定程度的提高。Aim to the special model nc bend tube, use the modeling method that essential parameter drive product sample model ; 3 ) in the foundation that summing up a rule of optimized welding assembly underside of tube, develop the nc bend tube welding underside optimization design tool, then complete the optimization design united with two application methods : rotation method and the least squares method ; 4 ) propose a design method of nc bend tube welding jig bottom base, then establish model storehouse according to the design rules, and endow the foundation model with assembly feature
針對多數通用型數控導管,運用矢量轉換演算法反求得導管關鍵特徵,並據此創建導管模型,針對特殊造型數控導管,使用關鍵參數驅動產品庫樣本模型的方法完成建模; 3 )在歸納總結了焊接底面創建規則的基礎上,開發數控導管焊接底面優化設計工具,分別應用旋轉法和最小二乘法兩類方法完成底面的優化設計; 4 )提出了一種數控導管焊接底座設計方法。Pangan hot strip mill is a large plants for hot steel coil, it ’ s mainline automatic system is two levels, the level 1 is basic automatic control system, and level 2 is process control system, level 2 controls the furnace area 、 rough mill area and finish mill area, it ’ s main function is data traffic 、 steel rolling tracing 、 the model calculating for setup and the sampling for the rolling data. the process system will save a mass of data for model data 、 setup data and sampling data
攀鋼熱軋板廠是一座大型的熱連軋鋼板生產工廠,主軋線自動化系統採用2級控制結構,其中第1級是基礎自動化控制系統,第2級是過程式控制制系統,主要完成從加熱爐區、粗軋區、精軋卷取區的數據通信、軋件跟蹤、加熱和軋制模型參數設定計算以及軋制過程參數的採集等主要功能。分享友人