閉式模具 的英文怎麼說

中文拼音 [shì]
閉式模具 英文
closed die
  • : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 模具 : mould; matrix; pattern die; die模具鋼 die steel
  1. Hydraulic control system of double - cylinder vessel gate is a sort of typical electrohydraulic proportional control system0 in order to study electrohydraulic flux control characteristics of this system, i have analyzed the principle of this hydraulic control system, and made its mathematics model ? in double - cylinder hydraulic system, it is necessary to process electric synchronous control in this hydraulic system, this paper also introduces a sort of fnn ameliorated from the point of view of intelligent control theory, and clarifies the principle of applying that network to achieve synchronous controlo at the same time, the means of fuzzy configuration analysis is used for network training, the comparative experiments make known that the method of applying fnn to realize synchronization control is feasible, furthermore, its effect is better than others0 this paper puts forward that a distributed control system can be used to monitor and control vessel gate within a real - time or remote distance, the basic project, structure, applications and functions of computerized scada system in hydraulic system of vessel gate is introduced ? a double layer network structure, epigynous and hypogynous machine network, is applied to this system, in accord with the application of technique such as plc, integrated software etc, this paper introduces the methods and application to achieve the computerized scada system in the task, and analyzes the characteristic of this system, in this paper, the application of configuration in monitor and control system of vessel gate is discussedo in addition, in accord with the application of technique such as visual basicb

    雙缸船閘液壓啟控制系統要求解決同步控制問題,文中從智能控制理論角度出發,採用了一種改進的糊神經網路,結合糊聚類分析方法,闡述了應用該網路實現同步控制的原理。通過對比擬實驗表明:應用糊補經網路實現同步控制是可行的,而且它的同步控制效果要優于傳統的設置主從令缸控制方法,有良好的魯棒性能。另外,本文提出了建立船閘控制系統的分散控制系統,介紹了船閘液壓控制系統的計算機監控系統( scada )的方案、結構、應用和主要功能,採用雙層網路化結構:上位機網路和下位機網路,並結合plc通信網路技術和組態軟體等技術構成的計算機監控系統的實現方法,實際應用,分析了這種較新的系統在船閘液壓控制系統的計算機監控系統的功能實現中所有的特點。
  2. Based on the analysis of the advantage and disadvantage of both overseas and domestic closed cold forging equipment, closed cold forging equipment consisting of a nc precise forging hydropress and a set of hydraulic drive female die has been developed, hence realization of the precision die forging of key parts for car, such as bevel gears

    摘要在分析了國內外現有冷精鍛裝備的優缺點的基礎上,開發研製了數控精鍛液壓機和液壓傳動凹裝置,構成冷精鍛設備,實現了圓錐齒輪等轎車關鍵零件的精密鍛生產。
  3. The basin - formed mechanism, evolution model and petroliferous geological features of compresso - shear basins in the world are analyzed, by which six aspects of the features are summarized as follows : 1 ) in the compresso - shear process, the sedimentary speed of basin is high, forming thicker coarse - grained clastic rocks which normally shape good petroleum reservoir ; 2 ) the source rocks of basin tend to coming from the organic matter - enriched rocks formed in pre - compresso - shear stages, except that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in pre - compresso - shear stages, e4xcept that in intense compresso - shear process, deep water - semi deep water source rocks are possibly developed in frontal of deep depression ( fore deep ) of thrust belt ; 3 ) the en echelon folds ( including anticline and fault - nose structure ) are generally as good oil traps ; 4 ) the compresso - shear process is helpful to hydrocarbon accumulation ; 5 ) it may promote the maturity and hydrocarbon - generating process of organic matte, and 6 ) the thrust belts in the surrounding areas of compresso - shear basin are favorable are favorable domains for petroleum concentration

    摘要通過對世界上壓扭性盆地的成盆機制、演化和油氣地質特點分析,總結壓扭性盆地有6個方面的石油地質特徵:壓扭作用期間盆地的沉積速率較高,一般形成較厚的粗碎屑沉積,它們常構成很好的油氣儲集層:盆地的烴源巖往住來自於前壓扭期砂成的富含有機質的巖石,但在強烈的壓扭作用期間,在沖斷帶的前緣深坳陷(前淵)中有可能發育深水半深水相的烴源巖;壓扭(張扭)作用期間形成的雁行褶皺(包括背斜和斷鼻等)往住是很好的油氣圈;壓扭作用易於成藏;壓扭作用可以促進有機質的成熟生烴作用;壓扭性盆地的周邊沖斷帶是油氣賦存的有利部位。
  4. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大量的國內外文獻,對研配液壓機的工作原理及設計結構進行了簡介;對位置同步的控制方法進行了比較分析,提出比例閥和伺服閥復合控制的環結構來對非對稱雙缸進行同步控制電液比例同步控制方案;在此基礎上著重對比例閥控非對稱缸建,最後得到位置控制系統的總體數學型,從理論上對同步系統動態特性進行了分析,並用pid控制器進行參數整定,減小雙缸同步誤差、提高系統的動態響應性能;其中控制性能的分析藉助于matlab軟體中的simulink工箱,由已建立的數學型形成型,得到可視化的擬結果,從而利於交互方下調整參數,了解不同的參數對系統的影響,優化同步系統的動態性能;在深入了解系統的動作特性后,對plc控制研配液壓機的原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃,編制出研配液壓機動作控製程序,在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。
  5. Presents the system established by taking variable - speed torque converter with adjustable guide blades as a pilot control unit and forming an open or closed loop feedback control system, and its outstanding advantages, such as high capacity, simplicity, reliability and good transmission efficiency owned by hydrodynamic drive, and the dynamic model developed for variable - speed torque converter with adjustable guide blades by means of theoretical analysis and regression analysis of experimental data, and concluds that the model is sophisticated and simple enough to be used as a tool for design, analysis and computer simulation of a hydrodynamic control system

    以導葉可調液力變矩器作為控制單元組成的開環或環液力控制系統,有液力傳動裝置能容大、系統簡單可靠、傳動效率較高等顯著的優點.通過理論分析和試驗數據的回歸分析方法建立了導葉可調液力變矩器的數學型,型既簡單,又有足夠的工程應用精度,為液力控制系統的設計、動態分析和性能預測提供了必要的理論基礎
  6. According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling

    依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的體結構形和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。
  7. It also gives the semi - ellipse closing roller forming principle & quot; semi - ellipse + bouncing = round & quot;, and makes the principle formulated and quantitative for the control method and pattern of the pipe forming bouncing. this is the reasonable model for forming of thick wall pipe and high stress pipe

    指出半橢圓口孔型輥的成型思想是「半橢圓+回彈量=圓」 ,並且使這一思想公化、數量化,為控製成型管坯的回彈提供了方和方法,是成型高強度厚壁管的理想
  8. In the simulation work, one 1. 5kw and one 18kw induction motors ? control system were simulated and two simplified control scheme were proposed. when developing the program in tms320f240 dsp, this paper solved two practical problems : the finite - length effect and dc bias effect. finally, sensorless control system based on adaptive filter theory are tested on the platform of 1. 5kw induction motor, the results show that the scheme ? performance is good

    擬過程中,針對1 . 5kw和18kw異步電機進行了擬,並在此基礎上提出兩種簡化控制方;在tms320f240的體編程過程中,分別對自適應濾波器的有限字長效應、直流偏置效應等非理想因素進行了修正和補償;最後,在1 . 5kw微型異步電機上進行了轉矩環無速度傳感器實驗,實驗結果表明了演算法完全可以達到預期的目標。
  9. Specifically, according to the w - w five parameters failure theory, the fracture criterion of crack is established, and the state of crack ( open or close ) is judged by the values of the crack strain. combining the two points, the predict - model about the failure of concrete material is established. this predict - model can predict 16 failure forms, and basing the different failure form predicted after crack, the stress - strain relationship matrix of concrete material is adjusted

    體來講,根據w - w的五參數混凝土破壞理論,建立混凝土的開裂準則,根據開裂應變值來判斷裂縫是張開還是合,從而在兩者基礎上建立了裂縫的開裂預測,總共有16種開裂;裂后根據體的開裂及殘余抗剪能力來調整混凝土的本構關系矩陣,即用等效剛度代替原有剛度,考慮到垂直於裂縫方向的剛度為零,這樣會使裂后的總剛出現病態,為此文中通過引用鬆弛系數來對出現裂縫的單元進行預處理,一方面可解決因過大的舍入誤差導致計算結果的不可信問題,另一方面就是可加速收斂。
  10. Underground headstock gear and later construction of preset double joint were implemented, which achieved satisfactory results, and thus may serve as a reference for lock design under similar conditions

    該船閘閘首採用地下機房和底板預留寬縫後期施工,且在施工過程進行了計算機擬研究,所有這些方面均取得了較好的效果,可供有類似條件的船閘設計時參考。
  11. The main research contents are as follows. 1 ) the characteristics of semi - process industry based on make - to - order are studied, which means that the purchase tune is long while the due date is short, the working procedures are successive and discontinuous. then the general structure of production system based on make - to - order mode in semi - process industry is put forward, which includes estimate of the dynamic finite resources, evaluation of the order based on rough capability balance, material requirement planning, production plan, order tracing, collection and feedback of the local data etc. they all together form an integrated and closed loop system as a whole

    研究的內容主要包括: 1 )研究了半流程製造業面向訂單生產有的采購期長、交貨期短和工序連續但工序間可間斷的特點,並基於此提出了適應半流程製造業面向訂單生產的系統總體結構,其主要內容包括動態有限資源能力評價、基於初能力平衡的訂單評估、物料需求計劃和生產作業計劃、以及訂單跟蹤和現場數據的採集和反饋等,它們在總體上形成了一個集成的和環的系統。
  12. Financial management mode of different business enterprise are not same alike, the mode of financial management in planned economy system have five points : management environment is closing, relation of finance is lengthways, quality of finance funds is uncertain, target of finance is unilateral, financial management activity is passive

    計劃經濟體制下的財務管理有管理環境的封性、財務關系的縱向性、財務資金的多元性、財務目標的片面性、財務活動的被動性等特徵。
  13. A comparative study and simulation of different control schemes, for the brushless motor variable - speed system, is presented. the simulation results show that, with the outer speed loop based on conventional proportional - integral controller, the dynamic performance of the system is not content, while with intelligence controller, the performance improves, and with variable - structure control with sliding mode, the system response influenced slightly by the vary of the system parameters

    本文還對無換向器電動機雙環調速系統的不同控制方進行了擬比較,結果表明:採用常規的pi轉速調節器,系統的動態性能不是很好;採用簡單的轉速環智能控制器,系統的動態性能能得到一定改善;採用轉速環滑變結構控制器,系統的響應特性受系統參數變化的影響較小,有優異的動態性能。
  14. The system emphasized on attempting to applying fuzzy in the automatic - controlling technology of greenhouse environmental parameters. fuzzy controll is based on the theory of fuzzy mathematics, fuzzy language, fuzzy logical, and adopt digital controlling from which use of computer technology and has feedback and structure

    本系統研究的重點是糊控制演算法在溫室環境參數自動控制系統中的嘗試應用。糊控制是以糊數學、糊語言形的知識表示和糊邏輯的規則推理為理論基礎,採用計算機技術構成的有反饋環結構的數學控制形
  15. The method and importance of scientific handling and using files are analyzed in detail. to use obturation storeroom replace open storeroom, and control the temperature and humidity of storeroom automatically, in order to extend the archives " natural life. the technologies of automatic identification, storage, fetch and agv are put forward to improve automatic level and work efficiency

    體分析了科學管好用好檔案資料的方法與重要性,提出了以密檔案庫房替代敞開庫房,並自動監控庫房的溫濕度來延長檔案的使用壽命;提出了採用檔案自動識別與存取技術以及agv技術,來提高檔案庫的自動化程度和工作效率;採取防盜、防火等措施以確保檔案庫的安全;採用c s或b s工作來組建檔案庫的信息管理網路。
  16. The power saving mode with timer function switches off the instrument automatically after 15 min

    T節電有計時功能,會在15分鐘后自動關儀器。
  17. There are also 40 primary and secondary schools adopting the whole - school approach in supporting the integration of children with mild grade mental handicap, autistic disorder with average intelligence, visual impairment, hearing impairment and physical handicap

    另一方面,有40所中小學採用全校參與的,幫助輕度弱智、自癥而普通智力、視覺受損、聽覺受損及身體弱能的兒童融入社會。
  18. In the 2001 - 02 school year, there were 66 primary and secondary schools adopting the whole - school approach in supporting the integration of children with mild grade mental handicap, autistic disorder with average intelligence, visual impairment, hearing impairment and physical handicap

    二零零一至零二學年,有66所中小學採用全校參與的,幫助輕度弱智、患有自癥而普通智力、視覺受損、聽覺受損及身體弱能的兒童融入主流學校就讀。
  19. ( 2 ) there is no evident that they have market - timing ability, but have certain security selection ability. ( 3 ) there is no significant effect of the fund scale on fund performance. ( 4 ) on average, the performance of the open - end funds is better than that of the close - end funds and index funds can overwin market benchmark

    上述研究的主要結論為: ( 1 )在大盤處於弱勢背景的情況下,我國證券投資基金的下跌幅度小於市場基準的下跌幅度,其業績表現優於市場基準; ( 2 )我國證券投資基金不備市場時機選擇能力,但有一定的證券選擇能力; ( 3 )總體而言,基金規對基金的業績表現沒有顯著性影響; ( 4 )開放基金業績表現從整體上優于封基金,指數化基金的業績能超越市場基準。
  20. From the point of the importance of start - up capital management, this paper defines the relationship between start - up management and social network capital of hi - tech enterprises, provides the evaluation index and evaluation method of effective scale and contribution rate of social network capital between open social network and close social network, builds up an optimal controlling model of hi - tech enterprises based on time partiality - probability and gets concrete function 0f the scale evolution of hi - tech enterprises ' social network capital and economic capital

    摘要從創業資本管理的重要性出發,界定了高科技企業創業管理與其創業社會網路資本的關系,提出了介於開放社會網路與封社會網路之間的創業社會網路資本有效規以及貢獻率的評價指標和評價方法,建立了基於時間偏好率的高科技企業經濟資本與社會網路的最優控制型,並得出了高科技企業創業社會網路資本與經濟資本規演變的體表達
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