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自動分揀裝置的英文文獻

發布時間:2021-10-22 08:10:31

1. 求一篇關於自動化立體倉庫設計的英文文獻及翻譯

找文獻這活還得你自己來啊,翻譯要是不會的話找沈陽美東旭翻譯公司.這不是一般的翻譯量啊,一般的上班的或者在學校的學生哪有時間給你翻譯啊?再說在網路上問到的免費翻譯你覺得可信么?給你推薦一家專業的翻譯公司吧,沈陽美東旭翻譯公司,他們是來自美國的翻譯公司,有15年翻譯行業經驗,擁有積累多年的術語庫,並且如果你有需要的話,可以為你提供以英語為母語的專業外籍人士進行翻譯和校對哦,希望能對你有幫助。

2. 需要一篇自動控制方面的英文文獻

本畢業設計課題是屬於教師擬定性課題,主要是研究基於單片機的對步進電機的有效控制。步進電機是一種能將數字輸入脈沖轉換成旋轉或直線增量運動的電磁執行元件,每輸入一個脈沖電機轉軸步進一個步距角增量。電機總的回轉角與輸入脈沖數成正比例,相應的轉速取決於輸入脈沖頻率。

步進電機是機電一體化產品中關鍵部件之一,通常被用作定位控制和定速控制。步進電機慣量低、定位精度高、無累積誤差、控制簡單等特點。廣泛應用於機電一體化產品中,如:數控機床、包裝機械、計算機外圍設備、復印機、傳真機等。

Abstract
This article mainly elaborated has been hanging the movement control system merit, introced was hanging the movement control system function, the principle and the design process. Is hanging the movement control system is one of in control engineering domain important applications, its main target is to is controlled the object the movement condition, including path, speed and position implementation check. The movement control system compares with other control systems, has the system model simply, the check algorithm is unitary, also not complex characteristic and so on non-linearity and coupling situation. Also is precisely because the movement control system can implement to the path, the running rate, the pointing accuracy as well as the repetition precision accuracy control requirement, has the broad application foreground in each category of control engineering, therefore the movement control system has at present become in the check study application domain very much significant the research direction. Through the monolithic integrated circuit to stepping monitor check, implemented the motor-driven to cause the object at on the board which inclined the movement, The control section is the SST89E52 monolithic microcomputer which SST Corporation proces primarily, with when the 1602LCD liquid crystal screen and according to turned has implemented with the user interactive, through the keyboard entry different control command, the liquid-crystal display was allowed to display the setting value and the run the coordinates. The electrical machinery control section used LM324N four to transport puts and is connected the electronic primary device voluntarily to develop the 42BYG205 stepping monitor actuation electric circuit to implement the electrical machinery accuracy control. The algorithm partially for will suit the monolithic integrated circuit system to operate carries on optimizes many times, will rece the microprocessor the operand. Has completed the object voluntarily the movement and according to the different setup path movement.
Key words Magneto; 1602LCD; LM324N; Drive circuit

選擇步進電機時,首先要保證步進電機的輸出功率大於負載所需的功率。而在選用功率步進電機時,首先要計算機械繫統的負載轉矩,電機的矩頻特性能滿足機械負載並有一定的餘量保證其運行可靠。在實際工作過程中,各種頻率下的負載力矩必須在矩頻特性曲線的范圍內。一般地說最大靜力矩Mjmax大的電機,負載力矩大[1 ]。

選擇步進電機時,應使步距角和機械繫統匹配,這樣可以得到機床所需的脈沖當量。在機械傳動過程中為了使得有更小的脈沖當量,一是可以改變絲桿的導程,二是可以通過步進電機的細分驅動來完成。但細分只能改變其解析度,不改變其精度。精度是由電機的固有特性所決定。

選擇功率步進電機時,應當估算機械負載的負載慣量和機床要求的啟動頻率,使之與步進電機的慣性頻率特性相匹配還有一定的餘量,使之最高速連續工作頻率能滿足機床快速移動的需要。
基於單片機的懸掛運動控制系統,具有硬體電路結構簡單,精確度高,抗干擾性強等優點。

1.2 課題目的
培養綜合運用四年大學所學知識去分析問題和解決實際問題的能力。在實踐中檢驗所學知識,從而加強理論與實踐的相結合。 體驗一個科研項目開發的全過程,學會單片機開發應用方法,鍛煉應用能力,動手能力。本課題設計是具有一定難度的基於單片機的應用系統開發項目,培養學生創新精神和創新能力。通過這次畢業論文及設計,檢驗的綜合素質和專業教育的培養效果,並且使學會閱讀、利用英文文獻資料,閱讀並翻譯外文資料的能力,學會設計報告和論文。

1.3 課題意義
隨著社會的發展、科技的進步以及人們生活水平的逐步提高,各種方便於生活的自動控制系統開始進入了人們的生活,以單片機為核心的自動門系統就是其中之一。同時也標志了自動控制領域成為了數字化時代的一員[ 3]。它實用性強,功能齊全,技術先進,使人們相信這是科技進步的成果。它更讓人類懂得,數字時代的發展將改變人類的生活,將加快科學技術的發展。
通過對「微機控制自動門系統」的研究和設計,精心撰寫了微機控制自動門系統論文。本論文著重闡述了以單片機為主體,LED點陣顯示晶元及步進電機為核心的系統。
本設計主要應用SST89E58作為控制核心,LED點陣顯示晶元、步進電機、壓力感測器、電位器相結合的系統。充分發揮了單片機的性能。其優點硬體電路簡單,軟體功能完善,控制系統可靠,性價比較高等特點,具有一定的使用和參考價值。

1.4 應解決的主要問題
在基於單片機的懸掛運動控制系統中,主要分三個部分設計,一個是輸入和鍵盤顯示模塊;另一個是步進電機驅動模塊;第三個是最小系統和輸出模塊設計。主要解決的問題是:
1. 單片機最小系統硬體設計;
2. 步進電機驅動模塊設計;
3. 輸出部分的軟硬體設計;
4. 主程序設計;
5. 繪圖板的設計。

1.5 技術要求
設計一電機控制系統,控制物體在傾斜(仰角≤100度)的板上運動。
在一白色底板上固定兩個滑輪,兩只電機(固定在板上)通過穿過滑輪的吊繩控制一物體在板上運動,運動范圍為80cm×100cm。物體的形狀不限,質量大於100克。物體上固定有淺色畫筆,以便運動時能在板上畫出運動軌跡。板上標有間距為1cm的淺色坐標線(不同於畫筆顏色),左下角為直角坐標原點。

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3. 高分跪求:有關物流的英文文獻,要有參考文獻的出處,有中文翻譯的另加分。有的,直接回答,急急急!!!

Business logistics

Logistics as a business concept evolved in the 1950s e to the increasing complexity of supplying businesses with materials and shipping out procts in an increasingly globalized supply chain, leading to a call for experts called supply chain logisticians. Business logistics can be defined as "having the right item in the right quantity at the right time at the right place for the right price in the right condition to the right customer", and is the science of process and incorporates all instry sectors. The goal of logistics work is to manage the fruition of project life cycles, supply chains and resultant efficiencies.
In business, logistics may have either internal focus (inbound logistics), or external focus (outbound logistics) covering the flow and storage of materials from point of origin to point of consumption (see supply chain management). The main functions of a qualified logistician include inventory management, purchasing, transportation, warehousing, consultation and the organizing and planning of these activities. Logisticians combine a professional knowledge of each of these functions to coordinate resources in an organization. There are two fundamentally different forms of logistics: one optimizes a steady flow of material through a network of transport links and storage nodes; the other coordinates a sequence of resources to carry out some project.
[edit]Proction logistics
The term proction logistics is used to describe logistic processes within an instry. The purpose of proction logistics is to ensure that each machine and workstation is being fed with the right proct in the right quantity and quality at the right time. The concern is not the transportation itself, but to streamline and control the flow through value-adding processes and eliminate non–value-adding ones. Proction logistics can be applied to existing as well as new plants. Manufacturing in an existing plant is a constantly changing process. Machines are exchanged and new ones added, which gives the opportunity to improve the proction logistics system accordingly. Proction logistics provides the means to achieve customer response and capital efficiency.
Proction logistics is becoming more important with decreasing batch sizes. In many instries (e.g. mobile phones), a batch size of one is the short-term aim, allowing even a single customer's demand to be fulfilled efficiently. Track and tracing, which is an essential part of proction logistics—e to proct safety and proct reliability issues—is also gaining importance, especially in the automotive and medical instries.
出處 wikipedia

4. 求機械類外文文獻,畢業設計要用的英文文獻。

出處的母語是英語的人寫的期刊或者戶
對待好的

5. 求物流管理系統方面的英文文獻!!!!!高分高分

Fundamentals of Logistics Management European ed
責任者: Lisa M. Ellram, David Grant, James R. Stock, Douglas M. Lambert
出版社: McGraw Hill Higher
出版日期:
書號: ISBN 0077108949
定價: 750.03元
索取號: F252/G761
內容簡介:
Fundamentals of Logistics Management" (European edition) offers students a fresh perspective on the evolving factors that make logistics critical for business success. With a marketing approach to logistics that prioritizes customer satisfaction, the text includes all the relevant theory and uses case studies from a variety of instries to illustrate effective logistics strategies. The book covers global logistics, while also focusing on logistics issues unique to Europe. Core logistics concepts are introced in an accessible and practical format, making this an essential text for anyone studying logistics for the first time.
目錄:
Preface xi Author biography xiii Guided tour xiv Acknowledgements xvii Logistics and supply chain management 1 (33) Definition of logistics management 3 (1) Development of logistics 3 (3) Systems approach/integration 6 (1) The role of logistics in the economy 7 (1) The role of logistics in the organization 8 (3) Total cost concept 11 (1) Channels of distribution 12 (1) Why do channels of distribution develop? 12 (1) Structure and operations of channels of distribution 13 (1) Logistics and supply chain management 14 (3) Key logistics activities 17 (2) The relationship of logistics activities to logistics costs 19 (2) Issues in logistics 21 (9) The Logistics Challenge: Public Sector Logistics 30 (4) Customer service 34 (33) Customer service defined 35 (7) How to establish a customer service strategy 42 (13) Developing and reporting customer service standards 55 (1) Impediments to an effective customer service strategy 56 (2) Global customer service issues 58 (1) Improving customer service performance 59 (3) The Logistics Challenge: Online Grocery Shopping Fulfilment 62 (5) Logistics information systems and technology 67 (26) Customer order cycle 69 (5) Advanced order-processing systems 74 (1) Inside sales/telemarketing 75 (1) Electronic data interchange 75 (4) Integrating order processing and a company's logistics management information system 79 (5) Financial considerations 84 (1) Using logistics information systems to support time-based competition 84 (2) Decision support systems 86 (1) Artificial intelligence and expert systems 87 (1) Database management 88 (2) The Logistics Challenge: Eve of Destruction 90 (3) Purchasing and procurement 93 (33) The role of purchasing in the supply chain 94 (1) Purchasing activities 95 (16) Purchasing research and planning 111 (1) Purchasing cost management 111 (5) E-procurement 116 (1) Managing supplier relationships 117 (6) The Logistics Challenge: Paperless Purchasing 123 (3) Inventory concepts and management 126 (46) Basic inventory concepts 128 (7) Basic inventory management 135 (5) Financial aspects of inventory strategy 140 (2) Inventory carrying costs 142 (8) The impact of inventory turnover on inventory carrying costs 150 (2) Symptoms of poor inventory management 152 (1) Improving inventory management 153 (5) Impact of an inventory rection on corporate profit performance 158 (5) Appendices 163 (9) 5A: Inventory management under uncertainty 163 (1) 5B: Calculating safety stock requirements 164 (6) 5C: Derivation of economic order quantity 170 (2) Materials management 172 (26) Scope of materials management 174 (5) Forecasting 179 (1) Total quality management 180 (3) Administration and control of materials flow 183 (10) The logistics/manufacturing interface 193 (2) The Logistics Challenge: Materials Management of Spare Parts 195 (3) Transportation 198 (30) Time and place utility 200 (2) Carrier characteristics and services 202 (9) Global issues 211 (1) Regulatory issues 212 (1) Carrier pricing and related issues 213 (3) Logistics and traffic management 216 (8) The Logistics Challenge: EU Enlargement 224 (4) Warehousing 228 (32) The nature and importance of warehousing 230 (4) Types of warehousing 234 (2) Warehousing operations: three functions 236 (3) Decision criteria for warehousing types 239 (3) Facility development 242 (9) Warehouse proctivity measurement 251 (2) Improving warehouse proctivity 253 (1) Financial dimensions of warehousing 254 (2) The Logistics Challenge: Home Delivery Fulfilment of Online Groceries 256 (4) Materials handling, packaging and reverse logistics 260 (28) Materials handling equipment 261 (14) Warehousing in a just-in-time environment 275 (1) Computer technology, information and warehouse management 275 (2) Packaging 277 (4) Reverse logistics 281 (4) The Logistics Challenge: Delivering the News on Time 285 (3) Organizing for effective logistics 288 (27) The importance of an effective logistics organization 290 (3) Types of logistics organizational structure 293 (8) Decision-making strategies in organizing for logistics 301 (11) The Logistics Challenge: Workforce Motivation 312 (3) Logistics financial performance 315 (32) The importance of accurate cost data 316 (1) Total cost analysis 317 (3) Limitations of current profitability reports 320 (1) Solving the problem of insufficient cost data 321 (20) Cost justification of logistics system changes 341 (2) The Logistics Challenge: Gearing up for Lorry Road User Challenge 343 (4) Global logistics 347 (37) International distribution channel strategies 350 (4) Managing global logistics 354 (9) Management of the export shipment 363 (5) Logistics characteristics of global markets 368 (13) The Logistics Challenge: The Blame Game 381 (3) Logistics strategy 384 (31) What are strategy and strategic planning? 385 (1) The hierarchy of planning 386 (1) Linking logistics strategy with corporate strategy 387 (2) The organizational planning process 389 (4) The strategic logistics plan 393 (8) Future challenges and critical issues in the strategic planning process 401 (9) Logistics as a source of distinctive competitive advantage 410 (2) The Logistics Challenge: An Un-merry Christmas 412 (3) Glossary 415 (11) Index 426

6. 求2篇關於區域物流系統的英文文獻,並有中文翻譯

20世紀 80年代以來,在區域經濟一體化趨勢下,區域經濟合作成為一種普遍的經濟現象,區域問物流、商流、信息流、資金流等不斷涌現,物流活動日趨頻繁。如何減少物流距離、縮短物流時問、降低物流費 用,成為區域經濟協調發展亟需解 決的問題。在這個背景下,區域物流 成為現代物流發展中的一個重要領 域,受到全世界的廣泛關注 ,各國都 十分重視區域物流的研究。進入21 世紀,我國各級政府、產業界和理論 界高度重視並切實推進區域物流發 展,促進商品及各種要素的高效流 動和配置優化。 為實現區域經濟社會的可持續 發展,要對區域物流進行統籌協調、 合理規劃、整體控制,實現區域物流 各要素的系統最優 目標。區域物流 涉及物資在區域內的實體流動、區 域間的貨物集敞過程 ,重點解決一 個區域內的物流系統優化 問題 ,保 障整個區域的物流活動滿足生產活 動、消費生活的需要,提高區域經濟 運行質量,促進區域經濟協調發展。 區域物流中的「區域」是具有特 定經濟意義的地區范圍,電可稱之 為經濟區域。區域物流作為區域經 濟活動的重要組成部分,是區域功 能得以發揮的有力支柱,體現區域資源的合理配置和有效利用,滿足區域經濟社會可持續發展的戰略需要此,區域物流的價值取向是區域經濟社會的協調及可持續發展。
區域物流作為區域經濟社會的 個子系統,涉及區域物資的運輸配 送、倉儲保管、現代包裝、裝卸搬運、流通加工、信息處理等領域,其產生 和發展是隨著社會分工協作和地區 經濟專業化的發展而發展的。第一 次社會大分工後,自給自足的自然經 濟仍占統治地位,商品生產和交換的 比重很小,地區間的聯系很弱,一般 只在農業部落和游牧部落之問存在 零星的、分散的物資流動。第二次社 會大分工後,手工業、礦業、小規模原 材料工業、簡單製造業等應運而生, 商品生產和交換不斷發展,但是受交 通條件、運輸條件等經濟基礎的制 約,物資流通范圍較小。第三次社會 大分工後,出現了專門從事商品交換 的商人,商品交換向縱深發展,物資 流通日趨頻繁,一個或少數幾個條件 優越的地區與其他地區開始分化,產 生了一個或幾個區域性的、以條件優 越地區為中心、周圍地區為外圍的二元結構。隨著商品經濟的發展,中心區經濟迅速發展,對資源的需求大幅度擴張,與其他地區之間的物流聯系不斷加強;外圍地區也逐漸得到開發 ,成為區域的次級中心,形成主中心、次中心相互銜接的多核結構區域經濟。 在經濟社會發展過程中,不刪中心區之間的外圍地區逐漸被納入中心區的物資流通循環中,區域經濟在空間上實現一體化。區域物流被融入一個統一而又相互依賴的體系之中,區域物流發展呈現網路系統化態勢,深刻影響著區域工農業生產、居民生活和經濟社會的正常運行。
區域經濟理論強調區域經濟增
長需要區域 內和區域之間的物流、商 流 、信息流、資金流。沒有高效的物 資流動,就不會有增長的極化和擴散 效應,梯度推移也就不會實現;沒有 物資的合理流動,就不能促進區域經 濟社會的可持續發展。另一方面,區 域經濟理論可以應用於物流產業的 定位分析,指導區域物流發展。例如,
將增長極理論應用到區域物流規劃, 可集中在以下幾個方面:物流基礎設 施建設,應注 資源增長極」、「產業 增長極」和「城市增長極」有機結合, 避免重復建設;物流園區的建設,應注重增長極的誘發效應、極化效應、 滲透效應和擴散效應;重點物流園區的建設,應注重「增長極核效應」。
Since the 1980s, the trend of regional economic integration, regional economic cooperation has become a common phenomenon in the economy, asked the regional logistics, business flow, information flow, capital flow, and other emerging services, logistics activities have become more frequent. How to rece the distance between the logistics, logistics shorten the time to rece logistics costs, as a regional economic coordinated development of the urgent need to resolve. Against this background, to become the regional logistics of modern logistics development in an important field by the world wide attention, both countries attach great importance to regional logistics. In the 21st century, our country at all levels of government, instry and the community attached great importance to theoretical and practical logistics to promote regional development and promotion of commodities and various elements of the high-performance mobile and optimize the configuration. To achieve regional sustainable economic and social development, it is necessary to carry out the logistics of the regional co-ordination, planning and reasonable, overall control, regional logistics elements of the system optimal goal. Regional logistics supplies in the region involving physical movement of goods between the regional-open process, a focus on the region's logistics optimization system to protect the region as a whole to meet the logistics activities of the proction, consumption needs to increase regional economic operation quality And promoting the coordinated development of regional economy. Regional logistics of "regional" is a particular economic significance of the area, electricity can be regarded as the regional economy. Regional economic activity as a regional logistics an important part of the region is able to function effectively play the pillars of the region reflect the rational distribution of resources and effective use to meet the region's economic and social sustainable development strategy needs this, the value of regional logistics in the region Economic and social co-ordination and sustainable development.

As a regional logistics sub-regional economic and social systems, involving regional distribution of goods transportation, warehousing custody, modern packaging, handling transportation, circulation processing, information processing and other fields, the emergence and development of the social division of labor with regional economic collaboration and professional And the development of development. The first division of social, economic self-sufficiency of natural still dominant, commodity proction and exchange of the proportion of small, weak linkages between the region, generally in the agricultural tribes of nomadic tribes and asked the existence of sporadic, scattered supplies流動. The second major social division of labor, handicrafts, mining, small-scale instrial raw materials, simply came into being, such as manufacturing, proction of goods and the continuous development of the exchange, but subject to traffic conditions, transportation and other economic conditions on the basis of constraints, the smaller the flow of goods and materials . Third social division of labor, there have been dedicated to the exchange of commodities traders, commodities exchange in-depth development, the flow of goods is becoming more frequent, or a small number of excellent conditions for the region and other parts of the division began to proce one or more regional To excellent conditions for the region as the center for the area around the periphery of the al structure. With the development of commodity economy, the central area of rapid economic development, the demand for resources to expand substantially, and other parts of the link between the continued strengthening of the logistics; outlying areas have graally been developed as a regional sub-centers, to form the main center Center at the interface between the multi-regional economic structure. In the economic and social development, do not delete the central area between the outlying areas have been graally integrated into the central area of the flow of goods and materials circulation, the regional economic integration in space. Regional logistics and be integrated into a unified interdependent system, a network of regional logistics development trend of systematic and profound impact on regional instrial and agricultural proction, living and the economic and social functioning.

Regional economic theory emphasizes the importance of regional economic growth

Chang needed in the region and between the regional logistics, business flow, information flow, the flow of funds. No efficient movement of goods, there will be no growth and spread of polarization effect, evolution will not be realized; no rational flow of goods, will not be able to promote regional economic and social sustainable development. On the other hand, the regional economic theory can be applied to the location of the logistics instry analysis, to guide the development of regional logistics. For example,

Growth pole theory will be applied to the regional logistics planning, can be concentrated in the following areas: logistics infrastructure construction, resources should note growth "," growth instry "and" urban growth "organic integration in order to avoid plication; Logistics Park The building, should pay attention to the growth inced by the effect of the polarization effects, effects of infiltration and proliferation effect; focus on the logistics park, should focus on "core growth effect."
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