水力網 的英文怎麼說
中文拼音 [shuǐlìwǎng]
水力網
英文
hydraulic grid- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 網 : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
- 水力 : waterpower; hydraulic power水力剝離 [采礦工程] hydraulic stripping; strip with water; 水力采礦 hy...
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Based on the results above the author summarizes some points about abyssal gravity cages
基於上述成果提出一些關于重力式深水潛網的觀點。Simple method of hydraulic computation for dendriform waterallocation pipe net of water supply works in the rural area
農村供水工程樹枝狀配水管網水力計算簡法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。In the case of electric networks, as well as hydraulic or pneumatic systems, the through quantity is conceived of as a flow and is intuitively easy to visualize.
在電網路,水力或氣體系統的情況下,流通量被設想成流量,這是容易直覺地想象出來的。On the basis of the sprinkler systems " ringed arrangements, fem is used to build mathematic model of sprinkler systems. the mathematic model applies to both the ringer arrangements and the ramiform arrangements. vb6. 0 is used to compile caculation program, and a practical engineering use it to caculate
在自噴系統環狀布置的基礎上,採用有限單元法建立了同時適用與枝狀管網和環狀管網的自噴系統水力計算的數學模型,採用vb6 . 0編寫計算程序,並用該程序對一示例工程進行實際應用。Designning well tube and drill - hole diameter in order to increase thickness of both annular packing gravel and water - resisting clay, nylon net packing around well tube filters, designing filter layer on the boundary between packing gravel and water - resisting clay and ramming the gravel by working the piston into the well after gravel packing completion and the filling clay for salt - water resisting etc. we succeeded in constructing 3 drinking - water wells in minqin county, proved the affectivity and feasibility of using it and giving a certain technical demonstration of construction of drinking - water well in the same similar to this area
通過孔徑與管徑的調配設計,增大環狀粒料層和止水粘土層的厚度;濾水管外包尼龍紗網;粒料與止水粘土接觸界面上設計反濾層;填粒后先行拉活塞利用水力夯實粒料層,再投粘土球止掉上部鹹水等措施,在民勤縣三口人飲水井施工中取得顯著效果,證明了該套成井工藝的有效性和可行性,有望為同類地區人飲水井施工提供技術示範作用。This article is to analysis the building fire automatic sprinkling system, which accords the formulate of automatic sprinkling fire system design specification ( gb50084 - 2001 ), uses hydraulic computation and basic formula, on basis of automatic system network configuration, and adopts project programming software visual basics. 0 and microsoft access2002 data base to composite hydraulic computation program of building fire system, and to realize building fire automatic sprinkling system design computerized
本文對建築消防自動噴水滅火系統(以下簡稱:自噴系統)的分析,依據《自動噴水滅火系統設計規范》 ( gb50084 - 2001 )的規定,利用水力計算方法和基本公式,在自噴系統管網布置的基礎上,採用工程編程軟體visualbasic6 . 0和microsoftaccess2002數據庫進行建築消防系統的水力計算程序編制,實現建築消防自噴系統設計中的計算機化。Research on the standard method to build micro - field hydraulic dynamic modelsof water distribution networks
建立給水管網微觀動態水力模型標準方法研究Therefore, the power department and users are concerned aboui harmonic and reactive compensation. the power department usually manage compute and measure the electric net " s harmonic condition and connected or new - connected harmonic load. and need to measure the harmonic vol tage current in some electric net " point. then, by manual making an in - depth analysis and statistics on measured - data, it can reduce harmonic harm on public not to take some effective measures
電力部門通常在實際中,需要對電網的諧波狀況、已接入和新接入系統的諧波源負荷進行管理、計算及測量,需要對電力網路各點的諧波電壓、電流實際水平進行測試,然後對測試數據進行人工分析統計,並以此採取相應措施降低或減少諧波對電網的危害。Therefore, to prove the feasibility and effectiveness of the proposed model, we implemented a test - bed web site, the china hydraulics, pneumatics and seals industry information network english version ( chinahps ) * [ chapter " ' ( 3 - i ) ]
信息管理是ve的核心工具,而沒有效的信息檢索子系統,就不可能建立有效的信息系統,因此,為驗證所提出模型的可行性與有效性,我們建立了一個實驗平臺? ?中國水力,氣體力學和密封工業信息網路(英文版) ( chinahps ) 。In order to guarantee the normal operation of hydroelectric generator unit, it is necessary to make a thorough test of the performance and characteristics of a governor before it is installed or after it is overhauled. to facilitate the test of the governor, a real - time dynamic simulator based on pcc for water turbine governing system was developed. it has three functions : simulating controlled objects ( pressure water conveying system, water turbine, generator and electric grid ), simulating governor " s electro - hydraulic servo system and working as a real - time measuring system for governor
水輪機調速器是水輪發電機組一個很重要的自動化調節設備,它由調節器和電液隨動系統組成,在調速器安裝或者大修后都要對其性能和特性進行全面測試,為了方便對水輪機調速器的測試,特開發水力機組調速系統實時動態模擬儀,該模擬儀具有三種功能:對調速器調節對象(有壓引水系統、水輪機、發電機和電網)進行模擬、對調速器電液隨動系統與調節對象進行模擬和作為實時測試系統監測調速器的工作是否正常。Program design on hydraulic calculating method in house potable water network
住宅生活給水管網水力計算程序設計Thereby analysis of the optimal model and hydraulic conditions of water network is important
因此對給水管網的優化模型及水力計算進行分析是非常有必要的。Preliminary exploration of ecological hydraulic regulation principle and method in urban water network construction
城市水網構建中的生態水力調度原理與方法初探The relaxation iterative method of branch flow in tree - type river systems is extended to the loop - type river networks, which can turn the problem of any complex river networks hydraulics into the problem of a series of single river hydraulics ; 4
將樹狀河系支流流量的鬆弛迭代方法推廣為環狀河網支流流量的鬆弛迭代方法,從而實現了對于任意形式河網的復雜水力計算問題都化為一系列的單一河道的簡單水力計算問題。The pressure of pressure stabilizing pump will be settled on the basis of its delivery head which is not calculated but determined by the delivery head of main fire pump as the function of it is to stabilize the pressure inside the fire water system
穩壓泵的壓力設定值決定於穩壓泵揚程,穩壓泵的揚程一般不另行計算,而是採用消防主泵的揚程,其原因在於設置穩壓泵的目的是使消防給水管網的水壓穩定。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。The advanced irrigation web, the scientific and reasonable use of water, and the strict and perfect administration were the most striking characteristics of the utilization of water resource in dunhuang area during tang and five dynasties. it supplied the necessary condition for the existence and development of the oasis agriculture in this area
發達的灌溉網路,科學合理的用水方法,嚴格完善的管理制度構成了唐五代敦煌地區水力資源開發利用的重要特徵,為敦煌綠洲農業的生存和發展提供必要的條件。In order to gain a better understanding of the mechanism of airflow reversal in a non - diagonal airway of a horizontal network, the relationship and difference between the path integral of the convection item contained in the movement equation and the pressure increase induced by cooling of fume were discussed
為加深對水平網路中非角聯旁側支路風流逆轉機理的認識,對運動方程中對流項的沿程積分與冷抽力的聯系與區別進行了討論。A qualitative analysis and computer simulations show that airflow reversal can occur in a non - diagonal airway parallel to the airway on fire in a horizontal ventilation network due to the pressure increase induced by cooling of fume in the airway connected in parallel to the non - diagonal airway but in series with the one on fire
摘要通過定性分析和計算機模擬發現:在水平網路火災中,非角聯旁側分支也能發生風流逆轉,引起逆轉的動力是與該分支並聯但與著火分支串聯的分支中的冷抽力。分享友人