hydraulic efficiency 中文意思是什麼

hydraulic efficiency 解釋
流體效率
  • hydraulic : adj. 1. 水力的,液力的;用水發動的。2. 液壓的,水壓的。3. 水力學的。4. 【建築】水硬的。adv. -lically
  • efficiency : n. 1. 功效。2. 效率;效能;實力,能力。3. 【物理學】性能。
  1. Wl - fa2000 double units laminator is the newest and highest intellective full automatic laminator, use intellective numbers meter control the temperature, you needn ' t do any other operations during it ' s working, import the hydraulic pressure mode, excellent calefaction 、 refrigeration elements, two - double designing, use water and air cooling mode, so that effective improve the working efficiency and better effect, it ' s diploid more quickly than wl - fa1000 laminator

    Fa2000型雙塔層壓機是最新研製出的高效率智能型全自動層壓機,溫度採用智能化數碼控制儀,工作時不需要進行任何操作,壓力採用用進口液壓加壓方式,優質的加熱、散熱元件。
  2. To improve the depurate and rinsing efficiency of hydraulic pressure piping, we need improve rinsing method, and design a effective technique and equipments

    為提高液壓鋼管的清潔度及其清洗效率,迫切需要對以往清洗方法進行改進,開發出一種高效的清洗技術和裝置。
  3. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。
  4. This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective

    本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷,利用先進的交流變頻調速技術改變液壓泵轉速的容積調速新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。
  5. Virtual instrument technology based efficiency test system of hydraulic pump

    基於虛擬儀器技術的液壓泵效率試驗系統
  6. The aircraft used throughout the hydraulic system, two aircraft integration design pressure and pressure and pressure and can independently accomplish suing time control moves make big vehicles with tight solid, more eggective your savings artificial, time, electricity and lower costs, improve efficiency, it can help make up the hydraulic pessure at the end of the department to achieve shoes second fill pressure of functions to enhance the quality of diesel

    本機採用油壓系統,兩機一體設計,壓邊及壓前後均能獨立完成,採用時間控制動作,出力大,貼合緊牢固,更為你有效的節省人工、時間、電力及降低成本,提高工作效率,可以彌補全油壓壓底機死角之處,達到鞋子二次補壓之功能,提升壓著品質。
  7. Traditional method for overhaul of the top of miter gate is through manual operation by hydraulic hoisting jack, which has the shortcomings of low efficiency and great risk

    摘要船閘人字門頂門檢修的傳統方法是採用液壓千斤頂手動作業,工作效率低,時間長,技術風險大。
  8. Abstract : a research on theory and practice is conducted on the acoustic methods of discharge measurement in low head hydropower plant. taken hydraulic efficiency experiment in certain hydropower plant as examples, the general methods about how to locate the discharge measurement plane, install transducers and choose the integration methods are put forward. an improvement method is proposed finally

    文摘:從理論上和實踐上,對低水頭電站超聲波測流進行了較為詳細的研究,並以某水電站為例,對測流斷面定位、聲路布置和面積積分給出了一般方法
  9. On the basis of the characteristic of the industry waste slag, which is high added to the hsfab, different kinds of catalyzing methods are adopted to make the waste residue more active. the additive f, developed by the author can obviously improve the mechanics characteristic and durability of hsfab, especially the restraining of the drying shrinkage. based on the study of technics parameters and the problems in the manufacture, hf - 1100 series full - automatic hydraulic pressure wall brick presses is chosed to solve the problems, such as low molding pressure, low efficiency and the certified product ration

    在hsfab的研究方面,通過兩種體系hsfab (即「水泥?鋼渣?粉煤灰?爐渣」和「石灰?鋼渣?粉煤灰?爐渣」體系)的配方優化設計,使之具有良好的社會、經濟和環境效益;在高摻量工業廢渣的前提下,根據各種原料的特性,對其採用不同的活化技術,使其具有較高的活性;自研的外加劑f ,對hsfab製品的物理力學性能和耐久性能均有明顯的改善作用,尤其是對製品的乾燥收縮性能有顯著的抑制作用;通過對工藝參數的研究,結合實際生產普遍存在的問題,選取了hf - 1100系列全自動液壓墻體磚壓機,有效地解決了傳統制磚過程中常見的成型壓力低、生產效率低、產品合格率低(即「三低」現象)等問題。
  10. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  11. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  12. Baf has many advantages, such as small volume, little covering earth and hydraulic retention time ( hrt ), high treatment efficiency and effluent water quality, low investment and running cost etc. baf has been used widely for many years in the world and been used to treat several wastewater in our country. in this paper, baf was studied on guanting reservoir water source treatment with pilot scale and homemade expanded clay as filtration media

    曝氣生物濾池( biologicalaeratedfilter ,簡稱baf ,或biologicalfiltrationoxidizationreactor ,簡稱biofor )工藝具有體積小、容積負荷高、水力負荷大、水力停留時間短、所需基建投資少、處理出水水質好等特點,國外已廣泛應用,國內也在多個行業的水處理中成功應用。
  13. Especially a kind of " intelligent " automatic graphical creation of bond graph method is presented by introducing graph theory and artificial intelligence technique. this method not only improves efficiency of model input and foundation but also breaks an mformation transform path from hydraulic principle figure, bond graph model to the descriptive file

    特別是通過圖論和人工智慧技術的引入,提出了一種「智能型」鍵合圖圖形自動生成方法,在顯著加快鍵合圖模型輸入與建立效率的同時,開辟了液壓原理圖及鍵合圖模型與描述文件信息轉換的通道。
  14. The impulse type turbines are the best election for high head and small discharge hydraulic power resources. they have compact structure, small size, and high efficiency and need fewer investments. they have been divided into turgo and pelton type

    沖擊式水輪機是開發高水頭,小流量水力資源的最佳機構,它具有投資小,效率高,體積小,結構緊湊等特點。該機型又分斜擊式水斗式兩種。
  15. Due to the low mechanical efficiency and long circulating period of the down - charging system of cold bed in bar production line, this paper puts forward the improving project, which adopts ethernet supplemented by dp network, applies the fm350 - 2 advanced counter and suitable maths model and combines the technique of the transducer and hydraulic pressure drive control to realize auto - control

    摘要針對棒材生產線上冷床下卸鋼系統機械效率低、運行周期長,不能適應快節奏生產的現狀,採用以工業以太網為主、 dp網為輔的網路通訊,應用西門子fm350 - 2高速計數器,通過有效的數學計算模型,結合變頻器和液壓傳動控制技術,實現網路自動化控制。
  16. The experiment shows that by changing the velocity coefficient, the separation of boundary layer on pump vane can be controlled, and the performance of pump is improved and its hydraulic efficiency

    實驗證明通過改變葉片型線參數方程中的速度系數的取值,可以控制邊界層的分離,進而改善泵的性能,提高其水力效率。
  17. Mechanical impact dynamics is used to analyse the production and spread of stress wave when hydraulic pile hammer hammerblows piles, the stress wave influence the course of driving pile. slender hammer that is equal to wave resistance of the pile can bring ideal stress waveform. when the hammer weight is constant, efficiency of driving pile can be increased by means of selecting drive cap and cushion pad of different rigidity to match the hammer according to various geological condition and the pile. the structure and principium of hydraulic system of double - acting hydraulic pile hammer with double cylinders is studied in detail in the paper, the hydraulic system and electric control system of six - ton - double - actin hydraulic pile hammer with double cylinder is designed on the basis of it

    本文應用沖擊機械繫統動力學分析打樁過程中錘體與樁撞擊時應力波的產生、傳播以及該波對沉樁過程的影響。認為與樁等波阻的細長狀錘體能夠產生理想的應力波波形;在樁錘重量一定的情況下,可針對不同的地質情況和樁,通過選擇不同剛度的樁帽和樁墊與其匹配來提高打樁效率。本文對雙缸雙作用液壓打樁錘液壓系統的結構和工作原理進行了深入的研究,並在此基礎上設計出六噸雙缸雙作用液壓打樁錘的液壓系統和電控系統。
  18. Method for measuring the efficiency of hydraulic turbines, storage pumps and pump - turbines thermodynamic method

    水輪機蓄水泵及渦輪泵的效率測定方法
  19. The successful development of this equipment has solved the problems of the turbine drove by hand when the batteries of hydraulic power generators in checking and repairing and improved the efficiency of the repairing

    該裝置的研製成功,解決了以往水輪發電機組檢修中的手動盤車的問題,提高了發電機組的檢修效率。
  20. The result of the study shows that the electro - hydraulic proportional technology is useful for all - hydraulic operated drilling machine to simplify the operations and composition of system, to improve the level of automatization and efficiency and to reduce the consumption of energy. the result of the study also shows that the system of feeding has the properties as followed : fast respone, stable pressure - adjusted characteristic, distinct effect of energy - saving, some improvement of system efficiency

    研究結果表明:全液壓鉆機中應用電液比例技術,可以簡化系統組成和操作,提高鉆機自動化水平,提高系統效率,降低發熱和溫升;採用恆壓變量泵的給進加壓電液比例控制系統調壓性能穩定、響應快、節能效果明顯。
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