管道的高程 的英文怎麼說
中文拼音 [guǎndàodegāochéng]
管道的高程
英文
elevation of pipe- 管 : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
- 道 : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
- 的 : 4次方是 The fourth power of 2 is direction
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 管道 : [工業] pipeline; channel; tunnel; piping; canalis; pipe run; duct; conduit; conduit pipe; ducting...
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Since the reform and open in china, however, there are many hidden - troubles of transportation though the urbanization level has been improved greatly. for instance, the city has been constructing more high - ways, but the increase of vehicles is much more than mileage, so that the traffic is aswarm and crowded, the living quality of citizens is depressed and the urban economy is blocked
而我國自建國后,尤其是改革開放以來,盡管城市化水平有了很大提高,但同時也暴露出了很多交通方面的問題和隱患,例如,城市內高等級道路增長很快,但由於車輛的增長遠遠高於道路里程的增長,從而造成交通擁擠、堵塞,城市居民生活質量下降,甚至會阻礙城市經濟的進一步發展。In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields
為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在水力計算方面的新途徑以促進lb方法實用化的發展,本文進行了下列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對均勻網格的lb方法計算效率較低的不足,提出了雙重網格的latticeboltzmann方法,通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。Despite the growing evidence against a long - lived seaway in miocene amazonia, the strontium signatures in the mollusks revealed that this enormous lake system did experience occasional salinity increases
盡管越來越多的證據,反對亞馬遜河流域在中新世有長存的海道,但是軟體動物殼上的鍶標記,卻還顯示出這個龐大的湖泊系統,的確經歷了幾次鹽份升高的過程。Based on the coal burning mechanism in the precalcinator, by analysing all kinds of effect factors and according to the tga result of the anthracite, sinoma international ncdri developed the on - line spout pipe calciner for 5000 t / d production line of china resource cement ( guigang ) ltd., which composed an excellent - performance precalcining system combined with high - efficiency low - resistance and blockingproof cyclone preheater
基於分解爐煤粉燃燒機理,並通過分析影響爐內煤粉燃燒的各種因素及依據所用無煙煤的熱失重分析結果,中材國際南京水泥設計研究院開發設計出了用於華潤貴港5000t / d工程的噴旋管道式在線分解爐,並與高效、低阻、防堵的旋風預熱系統組成了性能優異的預分解系統。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。The riveting and welding plant of the company has a very strong technical force, the technical personnel makes up more than 1 3 of the total staff, the company can also undertake the manufacture of various metallurgical structural equipment, formwork, gang board, oil tank, water tank, pipeline and dust - collecting and environmental protection equipment of various sizes, the company also undertakes the construction of bridge, concrete building as well as underwater and high - altitude operations from omniberaing etc. no matter what sizes and shapes of the forging and casting spare parts including special - shaped parts, we will never refuse you and promise to satisfy you with best quality and finish the task on schedule
公司鉚焊廠,技術力量十分雄厚,工程技術人員,佔全體員工的三分之一以上,可以承攬加工各種金屬結構設備模板跳板油罐水罐管道工程各種型號除塵環保設備,再如橋梁鋼筋混凝土建築,水下高空全方位作業等,除些之外,關于鑄造鍛造等工作不論大,中,小型部件,也能做到來而不拒,保證,保質,保量按期完成任務。And we consider sufficiently all kinds of factors, such as conductance of tube, leak and deflate of system, pump speed, ionization and re - ionization of high - energy ion taking place in the process of transmission. furthermore, we take two ways to discuss pressure distribution of cell
在系統軸線上壓力分佈分析過程中,綜合考慮了管道的流導、系統的漏氣和放氣、泵的抽速、高能離子在管道內漂移過程中發生的電離和再電離等因素的影響。By this way, however, the working pressure of the fire water system will be at higher level in case of the central stabilizing high pressure system and undesirable consequences related to the pressure - acceptance of the pipe and the joints shall come forth
而在集中穩高壓給水系統中,這樣確定的穩壓泵揚程及設定壓力值,往往使消防給水管網始終處于較高壓力工況,因而使管網內水壓與管道及其介面的承壓能力這一對矛盾趨于突出。Ptfe is one of the most corrosion - resistant materials in the world. however it has defects such as the hot expansion and cold contraction rate is10 times larger than that of steel and the original cold fluidity ( creeping ) etc. therefore, as temperature increases, ptfe extends so excessively that it would collapse and then block the flow of media ; as temperature decreases, ptfe contracts so excessively that it would be ripped and then cause leakage
Ptfe是當今最耐腐蝕的材料之一,可它被製造成襯里的時候,會存在熱脹冷縮比鋼鐵十多倍及固有的冷流性等缺陷,致使ptfe襯里管道、設備,在使用過程中,溫度高時, ptfe襯里層會伸長過多而內癟,阻塞了介質流通;溫度低時, ptfe層會收縮過大被拉裂而泄漏。In order to improve the prediction accuracy, the sensitivities of pipe friction coefficients, pressure loss coefficients in bents, wall temperatures and heat transfer coefficients in pipes and cylinders on the volume efficiency are investigated
為提高充氣效率的計算精度,由模擬計算和相關試驗,分析了管道的摩擦系數、彎管的壓力損失系數、進氣管壁和氣缸壁溫度及其傳熱系數對充氣效率的影響程度。The plan is to finger out the laws and rules in favor of the venture capital ' s operation in order as soon as possible, establish the leading fund provided by government, offer governmental credit assurance and stock, reduce the tax to the high - tech enterprise, construct the polarizing investor frame including government, corporation, international investment company, achieve the legalization of private - collecting fund, quicken the course of endowment insurance fund of investment to the venture capital, that can solve the problem of capital shortage, to improve the rule - framework of the investment company, and expect to carry out the limited and partnership company. through the way of theoretics education and practice, introduce into the advanced technology and talent to promote the ability of investment specialist, strengthen the inspection to medi - agency and exploit the operation scope, bring forward a set of high - tech enterprise evaluating system suitable to choose the enterprise invested by the investment company. last, buy by corporation, and - techniqufi - and property right dealing market is the practicable exit channel comparatively
即盡快制定有利於風險投資規范運作的法規及條例,建立政府導向基金,為高新技術企業提供政府信用擔保、政府采購以及稅收優惠等政策支持;構造由政府、大公司、國際投資公司構成的多元化投資者結構,盡快實現私募基金的合法化,加快社會養老保險基金進入風險投資的進程,以此方式解決資金短缺的問題;在目前有限責任和股份有限機構組織形式的基礎上,改善風險投資機構的法人治理結構,並建議早日實現有限合夥制組織形式;以理論教育結合實踐,引進國外先進技術和人才等方法促進投資專業人才能力的提高;通過加強對中介機構的監管和拓展中介機構風險投資中介服務,促進中介機構的建設,並結合實際提出一套適合於風險投資公司選擇投資項目的高新技術企業評估體系;最後建議以大公司收購和技術產權資本交易的方式作為目前較為可行的風險投資退出渠道。The synthetic operation of engineering pipelines of a residential area is to collect designed and existing information of each kind of engineering pipelines in the layout space of the residential area, to analyze and investigate the information, to find out and solve the conflict in the constructing process of the engineering pipelines, to synthetically arrange the plane and vertical location of the engineering pipelines, to provide the foundation for the engineering pipelines " designing, construction and management the leading content of this dissertation is how to make use of the vertical space under roads in the residential area and rationally locate every underground engineering pipelines
小區工程管線綜合就是搜集包括現狀的小區規劃范圍內各項管線工程的規劃設計資料,加以分析研究、綜合安排,發現並解決工程管線在規劃設計中的矛盾,合理地安排各管線的平面位置和豎向高度,為各工程管線的設計、施工和管理提供依據。由於架空敷設方式很難保持環境的完整和美觀,有礙小區進一步發展,且存在諸多不安全隱患,正被逐步替代,因而,如何利用小區道路下的豎向空間,合理設置各專業埋地管線,成為本文研究的主要方向。According to professor hu, the aim of the project is to bring the public in direct contact with robots, increasing their understanding of science and technology : this work has many real - world applications including seabed exploration, detecting leaks in oil pipelines, mine countermeasures, and improving the performance of underwater vehicles
)教授的觀點是,該項目的意圖是讓公眾有機會與機器人近距離地接觸來提高他們對科學技術的認識程度: 「這項工作能廣泛地應用於現實世界的海底勘探、海底輸油管道裂縫探測,進一步完善海底開采手段以及提高水下交通工具的操作性能等方面。 」Aiming at the great challenge of deepwater oil resource exploitation in 21st century china, this paper firstly explained contents of offshore engineering joining technology, then introduced a series of important technologies such as deepwater pipeline laying welding, local dry welding, underwater hyperbaric welding, and friction stir welding, lastly put forward countermeasures to develop offshore engineering joining technology in china
摘要在解釋海洋工程連接技術內涵的基礎之上,針對21世紀我國海洋石油開發深水資源的巨大挑戰,對深水海底管道鋪設焊接、局部乾式焊接、水下乾式高壓焊接以後摩擦疊焊等重要技術進行了介紹,最後提出了發展我國海洋工程連接技術的對策。Aiming at the present low efficiency of well irrigation works and through pumping tests and theoretical analysis, the paper derives a method for calculating the optimum water yield, the best lifting distance and economic pipe diameter of low pressure pipe delivery system of irrigated area by wells, increasing the efficiency of motor - pumped wells
針對目前井灌工程效率低下的問題,通過抽水試驗,經過理論分析,推導出了井灌低壓管道輸水灌溉系統的最優出水量、最佳揚程和經濟管徑計算方法,從而可提高機井灌溉效率。This original presents the universal insulation materials and the general testing and evaluating method for pipelines " insulation of the thermodynamics power generating plant ; performs the insulation testing and evaluating of the high temperature steam pipelines of longfeng heat and power plant ; takes composite structural research on the high temperature steam pipelines, and establishes the relevant optimizing physical and mathematical model of the insulation layer, confirms the constraint and boundary condition, carries on optimizing design for the thickness of insulating layer ; in order to more systematically analyzing the present situation of insulation of the installation and pipelines of longfeng heat and power plant, develops a suit of software namely " the information associated decisive system for the insulation project ", taking advantage of this software can achieve. the design, evaluation and direction to building for the insulation project, examine the criterion of design and building, the perform ance and manufacture data of different insulation material, which is convenient to the selection of insulation material
在進行保溫結構優化的過程中,主要是針對高溫蒸汽管道進行復合結構研究,並建立相應的物理及數學模型,找出其約束條件和邊界條件。同時為了更加系統地對龍鳳熱電廠設備及管道的保溫現狀進行分析,開發了一套「絕熱工程信息決策系統」軟體,利用該軟體可以實現絕熱工程的設計、評估及施工指導,並可以查閱設計及施工標準、各種絕熱材料性能和生產廠家的資料,便於絕熱材料的選擇。該套軟體的設計填補了國內空白,避免了絕熱工程改造、設計及施工過程中的無序現象,規范了絕熟工程市場,從而為我國絕熱工程的選材、設計、施工及管理提供科學依據。In this article, through lab and engineering site trials that the physical data of new type pipe materials is corrected, the results are as follow : ( l ) the expansion coefficient of new plastic pipe materials is more large than that of iron pipe. ( 2 ) new plastic pipe materials have different heat - resisting character and according to the water temperature to choose pipe materials ; ( 3 ) the loss of head of water for new type pipe materials is more smaller than iron pipe and also correct the loss of head of water that calculated by theory ; ( 4 ) probing into the press - resistance character of new plastic pipe materials
本文通過試驗室試驗及工程現場試驗,對新型給排水管材的幾個重要的物理性能參數進行實驗測定,糾正了以往的錯誤認識。研究結果表明: ( 1 )新型塑料管材線脹系數遠遠大於鋼管和鑄鐵管,設計和施工中要嚴格考慮管道的伸縮; ( 2 )新型塑料管材耐高溫性能各不相同,需根據管內水溫選定管材; ( 3 )新型管材水頭損失遠小於鋼管,並對原水頭損失計算公式進行了修正; ( 4 )對于塑料管材的耐壓性能進行了探討。Most of the high temperature steam pipelines of longfeng heat and power plant have been worn * and the heat is lost seriously, which directly causes the energy cost of the corporation increases and the economic efficiency decreases, what is more, thanks to the high temperature in the workshop, the environment that employee staying is bad
在對管道進行評價過程中,本文對幾種評價方法進行了探討,並給出了適合高溫蒸汽管道的保溫狀況評價方法。在本文中,還給出了測試方案、測試條件及評價標準等,對保溫工程的測試和評價具有指導意義。This article links to the plant no. 6 project, studying the measure of pressure reduction and energy removal of large caliber and long distance water delivery pipe in big difference of elevation and topographical form area. the writer gives new measure of pressure reduction and energy removal, according to the theory of pressure reduction and energy removal, planning a composite energy removal construction, and put to use effectively in many water supply projects. it is the first example that people use concrete construction to remove high pressure in large caliber and long distance water pipe in china
本文結合西寧市第六水源工程,對高差大、地形地貌復雜地區大口徑長距離輸水管道消能減壓措施進行了研究探討,提出了全新的減壓消能方案,根據減壓消能原理,自行設計出了綜合式消能構築物,並應用於多項輸水工程中,效果良好,成為國內首例採用鋼筋混凝土構築物消除大口徑長距離輸水管道較高壓力的案例。According to the main cause of the heat loss in the course of conveying and applying steam, the steam - piping system of southwest jiaotong university has been rebuilt by designing and installing pipe rightly, optimizing the heat - insulating material and its thickness, reasonably selecting drainage valve and reasonably reclaiming condensate, the steam exploitation efficiency has been improved
根據蒸汽輸送、使用過程中熱損失的主要原因,利用管道的正確設計與安裝、優化的保溫材料和厚度、疏水閥的合理選擇及冷凝水的合理回收改造西南交大熱力管網,提高了蒸汽的利用效率。分享友人