流線節理 的英文怎麼說
中文拼音 [liúxiànjiélǐ]
流線節理
英文
flow joint- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 節 : 節構詞成分。
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 流線 : filament line; filum aquae; flow line; streamline; streamlining; line of flow; stream filament流...
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Safety administration is severe be in cadre, severe in flow, severe in detail and bagatelle ; reach of safe line of defence arrives the spot, division group team and group moves below safe centre of gravity, safe education close circumstances changes oneself individual
安全治理嚴在幹部、嚴在流程、嚴在細節和小事;安全防線前移到現場,安全重心下移到區隊班組,安全教育親情自移到個人。We worked hard to prevent and control water pollution in key river valleys and regions, such as the three gorges reservoir area, the songhua river, the sources and routes of the south - to - north water diversion project, and the bohai sea. we carried out key environmental protection projects to desulphurize emissions from coal - fired power plants, treat urban sewage and dispose of waste safely
積極推進重點行業重點企業和重點工程的節能工作,開展循環經濟試點,加強三峽庫區松花江南水北調水源及沿線渤海等重點流域和區域水污染防治工作,實施燃煤電廠脫硫城市污水處理垃圾無害化處理等環保重點工程。The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality
而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一,對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手,聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷,提出了熱風循環乾燥的概念,同時,選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡,運用數字pid控制技術,構成了一個較有特色的計算機控制系統。此外,該文還從保證乾燥品質量的角度,採用智能化交流模塊和自製采樣調壓電路的方法,提出了在線檢測產修品的絕緣電阻的方法和手段,以確保企業產品質量不斷提高。Storage, a very important chain of material flow, now is supervised manually or in the state of semi - automation in china. its efficiency is not high. in recent years, some of corporations realize partial integration of information, but mode of communications is lineate mostly
貨場作為物資流通過程中的一個重要環節,目前我國基本處於人工管理或半自動化管理狀態,效率不高,雖然現在有一些企業已經實現了倉儲系統的部分信息集成,但其通訊方式大多數以有線通訊為主,這種通訊方式存在一定的弊端,某些環節還不能實現無紙作業。The methods for solving these problems are put forword as follows : the method of airphoto scale rangs from 1 / 4 to 1 / 6 of map scale ; a flight line uses belt method ; the optional time intervals of airphoto taking are from may to june and from august to october in one year ; when the contrast at the site is small, or the visibility is rather low and needs to enchance the contrast, the hardening agent should be prepared to process the film
並提出了解決問題的方法:山區航空攝影合理的攝影比例尺應是成圖比例尺的1 / 4 ~ 1 / 6 ;對于山區窄而長,且為線狀走勢的河流宜採用帶狀航線設計方法設計;山區流域水分充足能見度不好,惟每年5 - 6月和8 - 10月是航空攝影的最佳季節;當地面物體反差小或能見度不好而需要特別提高反差時應配製較硬性藥水沖洗等。The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward
介紹了限制寬帶放大器頻帶寬度的因素,通過分析mosfet的本徵參數、寄生參數對頻率特性的影響,提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法;分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響,根據應用於雙極晶體管電路的跨導線性原理,提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器,獲得了良好的頻率響應。The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations
摘要通過分析一種分體式充氣可調阻尼減振器的結構和工作原理,運用流體力學理論,建立了該減振器阻尼特性的非線性參數化模型,模擬分析了活塞阻尼閥孔徑、阻尼調節孔徑、氣室初始體積、活塞桿直徑、油管內徑等主要結構參數對減振器阻尼性能的影響,通過試驗測試,得到了減振器樣件的阻尼特性及其可調范圍。The operation principleresult of saving power , mate rial and reliability of ac and dc usual auto - converting saving power instrument are expounded, which the operation - coil of ac contactor given ac and dc voltage is usual, output is even dc, on and off and keeping voltage non - contactor auto - convert
論述了與交流接觸器操作線圈適配的交直流輸入(操作)電壓通用、恆直流輸出、吸合與保持電壓無觸點自動轉換節電器的工作原理;接觸器配用節電器后的節能節材效果及節電器的可靠性。This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design
首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直流電機參數時變性和非線性因素對控制性能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力; ( 2 )針對常規數字觸發器演算法中觸發脈沖的可靠性不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠性高,具有良好的適應性及抗干擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直流傳動系統原理樣機,並進行了試驗驗證,對試驗過程中出現的問題及時解決,最終實驗結果證明設計是可行的。The hardware consists of 1, 500 active rfid wheretag transmitters temporarily attached to new vehicles as they roll off the assembly line as part of the wherenet vtms system ; 700 wheretag transmitters that are permanently fixed to trailers belonging to nissan ' s dedicated suppliers or temporarily attached to others as part of the yard management application ; 120 whereport magnetic " exciters " positioned between gates and at key choke points across the complex ; and a local infrastructure of 80 wireless wherelan locating access points, according to wherenet
車輛跟蹤與管理系統包括1500個臨時安裝在流水線新車體上的rfid傳感器; 700個傳感器被永久安裝在尼桑公司供應商的運輸車上或臨時安裝在其他車輛上以便進行車場管理; 120個磁性激發器將安裝在門口和場區重要節點;以及一套80個無線定位接入點的內部系統。According to the mis configuration and flows, dfmis - 1 software system has been programmed which is composed of inventory management subsystem, purchasing management subsystem and manufacturing schedule management subsystem. through studying deeply manufacturing schedule management, we find a way to make mrpii and jit be jointed together into manufacturing schedule and monitoring block. the study discusses especially how to make certain the producing period of all of component during dynamic manufacturing with methods of jit and " electronic bulletin ", how to get true capability of implementing plans in all working procedure section, and how to empower monitoring manufacturing in order to avoiding break between working procedure sections
其中一項就是設計並實施了整個公司的網路綜合布線和計算機系統的配置;第二項是根據公司最急需的功能,從「信息流」 、 「物流」和「資金流」的角度,提出了相適應的mis結構和流程,據此開發出具有庫存、采購和生產計劃管理功能的dfmis - 1軟體系統,並對其中的生產計劃管理模塊進行了較深入的研究,實現了mrpii和jit在生產計劃、生產監督上的結合和應用,特別對利用jit及其「電子看板」在生產動態中確定零部件的生產周期、獲得各工序段實際執行計劃的能力,以及在加強生產監督、避免各工序之間的脫節上做了進一步的探討。To regard market demand as driving force and optimize the business procedure of each link that enterprises distribute system : purchase management, allot management, sale management, provide and deliver management, stock control, customer management, settlement management, pricing system management, market analysis, etc., and make enterprises grasp all kinds of information and make the fast reaction to the change of market demand in time, thus promote the each sale nodal connection of enterprises and the distribution system. with the shortest supply route, the fastest reaction speed, the minimum cost, individualized products and service, and improve the customer s satisfaction
以市場需求為驅動力,優化企業分銷體系各個環節的業務流程:采購管理調撥管理同城異地銷售管理配送管理庫存管理客戶管理結算管理價格體系管理市場分析等等,使企業及時掌握各類信息並對市場需求的變化做出快速反應,從而增進企業與分銷體系各銷售節點的聯系,以最短的供應路線最快的反應速度最低的成本個性化的產品與服務,提高客戶的滿意度。The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。Considering that the time of image preprocessing is the key fact affecting the performance of real time, it designs hardware circuits for median filtering and edge detection. the pipelined and parallel processing methods are used in circuit design to raise processing speed and save hardware resource
針對影響系統實時性最大的圖像預處理部分,在fpga設計中,實現了預處理的中值濾波和邊緣檢測硬體電路,將流水線處理技術和并行處理等技術應用到電路設計中,提高了處理速度,節省了硬體開銷。A new viewpoint to observe the relation of bus voltage, bus current injection and branch current of the network considering branch mutual inductance has been provided in this paper. the process of building the z - matrix of a large - scale power network is set forth in particular in this paper. and the method is employed in the fault computation system successfully
本文為了從演算法上提高故障計算的速度,在完全計及支路互感的前提下,利用節點注入電流與支路電流以及支路電流與節點電壓的關系,提出了一種能夠統一處理互感和無互感線路、快速形成大規模電網節點阻抗矩陣的新方法。From the angle of managerial operational research, the inventory routing problem ( irp ) in this paper is devoted to solve, taking into consideration the integration and optimization of inventory and transportation, inventory supplement and vehicle routing problem which have to be determined in plan function step at the level of operation in logistics management
本文所提出的庫存?路線問題( irp )是從管理運籌學的研究視角出發通過關注庫存和運輸兩個物流環節的集成優化來解決物流管理在作業操作層面上的計劃職能必須回答的問題? ?如何制定庫存補充計劃和車輛配送路線安排計劃。Compared with the ordinary numeric simulation software, the streamline - model software system, which combines streamline - model technique with reservoir modeling technique and pre - treating / post - treating platform technique, is more practicable on micro - computer with quick operation speed, more node and lower demand to operator. nested - girding method improves the solution of pressure function, which could upraise the speed more than 8 times
結合油藏建模技術、前後處理平臺技術形成的流線模型解釋井間剩餘油軟體系統,與數值模擬軟體相比,具有運算速度快、允許節點多、適于微機運行的特點,較好地適應了礦場設備及人員要求低、操作簡便、運算周期短等要求。Taking single four - quadrant power switch mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy, the auxiliary switching power supply and parallel technology of this kind of converters are investigated. the output characteristic curve and the design for the key circuit parameters are given
以單四象限功率開關式電路拓撲為例,分析研究了這類變換器工作模式、穩態原理與電壓瞬時值反饋控制策略,給出了變換器的外特性曲線、關鍵電路參數、機內輔助開關電源的設計,對電流源高頻交流環節ac ac變換器並聯擴容技術進行了研究。By treating an element of structured packing as a three - dimensional node net and analyzing the flow patterns of 2 kinds of liquid stream in the net, i. e. net line flow and node flow, the liquid distribution model for an element of structured packing was eslablished
摘要將填料單元處理成立體節點網,根據節點網內網線液流和節點液流各自的運動方式建立了填料單元的液體分佈模型。In order to settle this problem, basing on a power electronic controlled fast adjustable perterson coil, this paper provide a new principle of selecting the line with the fault, which make use of the dynamic changes in the current through the zero order line
為了解決這一問題,本文在一種由電力電子技術控制的快速調節消弧線圈的基礎上,提出一種新的故障選線原理,利用線路零序電流的動態變化量來選線。分享友人