surface pump 中文意思是什麼
surface pump
解釋
地面泵-
The working principle of liquid helium cryocondensation pump is strong absorptive force between 4. 2k cryogenic surface and gas molecules. the pump has great advantage in large instant pumping speed under high gas load, large working pressure range, high & neat ultimate vacuum
利用4 . 2k低溫面對氣體的物理吸附機制實現高氣載下瞬時大抽速的液氦低溫冷凝泵，具有工作壓強范圍寬、能獲得清潔真空環境的特點。 -
Discuss on hydrophobic surface for preventing frosting and speeding defrosting of heat pump
疏水表面用於延緩熱泵結霜及加快除霜的探討 -
Rebar and anchor bolts used in the pump base shall be sufficiently tied to the mounting floor to ensure a rigid, stable mounting surface for the pump unit
泵基座所採用的鋼筋和錨固螺栓應該能夠與安裝地面結合牢固緊密，確保為泵設備提供堅固可靠的安裝基礎。 -
But it is thought that the mature pump inner flow numeric computation was started and then developed rapidly after the " two relative flow surface " ( the s1 and s2 ) theory presented by professor wuzhonghua
但具有完備形態的內流數值模擬，一般認為始於吳仲華教授的s1 、 s2兩類相對流面理論后，葉輪機械內流數值模擬才得到了迅速發展。 -
In this paper, an organic combination of surface molding and numerical calculation is applied to optimization design for centrifugal pump impellers
本文將曲面造型與數值計算有機的結合在一起應用到離心泵葉輪的優化設計中。 -
The method takes advantage of bezier curve to work out a set of blade profiles of centrifugal pump, using thickening law to thicken the profiles. then the pressure and suction lines of the blade can be obtained. it takes advantage of bezier surface to create pressure and suction surface and makes use of mdt software to create the three - dimensional blade entity
首先採用速度系數法計算得到離心泵葉輪的基本參數，再由b zier曲線生成一組葉輪葉片型線，按照加厚原理對型線進行加厚，得到正背葉片線，再採用張量積b zier曲面生成葉片正背面，由mdt進行三維實體造型得到葉片，從而得到流場計算區域的模型。 -
With the phenomena of dropping flow, backflow and secondary flow effected by circulation and surface curvature, the centrifugal pump ' s inner flow is very complicated 3d flow. therefore, the centrifugal pump inner flow is one of the difficult problems both in testing research and numeric computation
離心泵葉輪的內部流動是很復雜的三維紊流流動，同時由於受旋轉和葉片表面曲率的影響還拌有脫流、迴流及二次流的現象，是流體工程中較難的試驗研究和數值計算問題之一。 -
The analysis of the feasibility of water source heat pump using surface water in zhejiang province
浙江利用地表水做水源熱泵冷源的可行性分析 -
Enhanced heat transfer tube with spiral - surface has simple frame, cheap cost, and wide - ranging purpose. only few dirt can adhere to it and is easy to be washed. it has distinct strengthen effect, and can improve chief heat transfer coefficient at 35 - 40 % comparing with smooth tube exchanger which has same volume and pump power consumption
螺旋型表面強化管結構簡單，成本低廉，用途廣泛，結垢少且易清洗，其強化效果明顯，與體積、消耗泵功率相同的光管式換熱器相比，螺旋槽管換熱器可以將總傳熱系數提高35 40 ，因而備受人們青睞。 -
The apsp produced abroad is made by numerical controlled machine tool, which has noise level of 71db ( a ), the apsp produced in our country is made in the method of exploratory which has noise level of 73db ( a ) and 75db ( a ). in order to analyze the influence of stator curve to noise, the author used tri - coordinate measuring instrument to measured exactly the inside surface of stator and got the straddling point coordinate, and made curve fitting by using matlab as language and studied the fitting effect and then worked out the equation of stator transition curve in return seeking, then comparied this method with the standard style and made the conclusion : the equation of atator transiting curve of apsp made by numerical controlled machine tool is close to theorical 5 power curve standard style, but compared with it, the stator transiting curve of apsp produced in exploratory has a major error. combining the testing results of noise, one can know that the qualily of stator transition curve play an importance to t he noise of the pump
國外生產的汽車動力轉向泵是用數控機床加工的，其噪聲值為71db （ a ） ，國內生產的汽車動力轉向泵是用靠模方法加工的，其噪聲值分別為73db （ a ）和75db （ a ） ，為了分析定子曲線對泵的噪聲的影響，本人用三坐標測量儀對定子內表面進行精密測量，獲得定子內表面的離散點坐標，以matlab語言為工具對離散點進行曲線擬合，觀察擬合效果，然後，用回歸方法求出了定子過渡曲線的方程，並把該方程與理論方程標準型進行了比較，得出如下結論：用數控機床生產的汽車動力轉向泵的定子過渡曲線方程非常接近理論5次曲線標準型，而用靠模方法加工的汽車動力轉向泵的定子過渡曲線與理論5次曲線標準型相比較，則存在著較大的誤差，結合噪聲測試結果可知，定子過渡曲線的優劣，對泵的噪聲大小有著重要的影響。 -
The equipments and the wall of diffusion pump are made of stainless steel with wearable performance and high automatization, fit for plating single films and compound films membrane made of titanium nitrides, titanium carbide, zirconium nitrides, chromium nitride, titanium, nickel, chromium and copper etc, therefore it is your best choice for the surface decoration of hardware, tools, watches, plastics and sanitary wares
設備和擴散泵泵壁採用不銹鋼結構，持久耐用，廣泛適用於鍍制氮化鈦碳化鈦氮化鋯氮化鉻及鈦鎳鉻銅等單一膜層和復合膜層。是各種五金工具手錶潔具等行業表面裝飾非常需要的多功能設備。 -
Experimental study on laser cladding valve - plate pair surface of hydraulic pump
液壓泵缸體配流副表面激光熔覆的實驗研究 -
All external casting surfaces of the pump / motor coming into contact with the pumped liquid shall have a surface cleanliness equal to that of a sspc - sp6 process prior to being factory protected by one ( 1 ) coat of an environmentally - safe machinery enamel coating with a high solids content
所有將會與泵吸液體接觸的泵/電機外部鑄件表面都應該具有符合或優于sspc - sp6標準的表面清潔功能，在出廠前就採用高度實心物質進行機械式搪瓷塗層、具有環保作用的一層塗層。 -
The foundation of back is10 steel or spcc, the surface is agglomerated by different trademarks copper and lead powder, resistant against : tiredness, abrasion, heat, has good carrying capability, especially, be the same with the connecting rod clevel, rocker, gear case, cranking motor, trig chasis, and motor gear case, redirector, hydraulic pressure oil pump, engineer
產品具有疲勞強度高，耐磨不發熱，承載能力大等特點，特別適用於汽車發動機的連桿搖臂，輪箱，起動馬達，制動底盤及摩托車輪箱，轉向器，液壓油泵，工程機械，空調壓速機等場合，目前我廠是國內最大的發動機連桿襯套生產企業之一。 -
Zhang yanting ， li zengliang ， wang hanxiang. optimum design for operation system of surface - driven progressing cavity pump well j. oil field equipment ， 2000 ， 29 ( 1 ) : 24 - 26
陳濤平，王春艷，孫兆海，等.地面驅動螺桿泵抽油桿柱負載扭矩的計算j -
This kind of tube pump is ideal for pumping solutions that need to remain free from mixing and contamination because they operate without touching anything bur the outside surface of the tube
輸送的液體只接觸管道，因此不會產生衛生安全問題，更不必擔心雜質混入液體，環形泵是您的最佳選擇。 -
By adopting surface molding to obtain solving region and then carrying out numerical calculation and analysis of flow field in centrifugal pump, accurate remodification information is obtained and optimized impellers which have excellent fluid dynamics capacity is schemed out
採用曲面造型得到計算區域，通過對離心泵葉輪內部流場的數值計算與分析，為離心泵優化設計提供準確的修改意見，設計出水力性能優異的葉輪。 -
The theoretical analysis of large cryocondensation pump for nbi was mainly concerned. this paper emphasized on analyzing and calculating the heat load of cryocondensation pump, simulating thermal transmission coefficient and molecule transmission coefficient of radiation baffle according to monte carlo method, analyzing the process on cryo - surface and the factor of affecting pumping speed and hydrogen layer thickness of influencing cryo - parameter, etc. finally by verifying the pumping speed on large cryocondensation pump for neutral beam injection system, the pumping speed of 4. 0x105l / s ( for h2 ) was proven to be reasonable
本文首先介紹了中性束注入系統的國內外發展狀況，闡述了中科院等離子體所ht - 7中性束注入系統的構成，主要對用於中性束注入系統的大型低溫冷凝泵的特性進行了理論分析；對冷凝抽氣面的熱負載進行了分析計算；用蒙特卡羅法對輻射擋板的分子傳輸幾率與熱傳輸幾率進行了模擬計算；研究了低溫表面的處理方法對抽速的影響以及氫層厚度對各低溫參數的影響；最後對用於中性束注入系統的大型低溫冷凝泵的抽速進行了驗證，得出的結論是：選取40萬升秒的抽速是合理的。 -
Owing to the cylindrical surface of piston and jar hole, radial piston pump can be assembled accurately. compared with the axial piston pump, the radial piston pump is better against impact, moreover, it has longer life, higher cubage efficiency and higher control precision
由於徑向柱塞泵具有柱塞與缸體內孔均為圓柱面，易達到高精度的配合等結構特點，因此，比軸向柱塞泵耐沖擊、壽命長、容積效率高、控制精度高。 -
Analyze quantitatively chilled water with large temperature difference how to affect the performance and energy consumption of pump, chiller, fan - coil unit and surface air cooler and cooled water with large temperature difference how to affect pump, chiller and cooling tower. then put forward some remedy measures that can be adopted for good operation of large temperature deference
定量分析了空調系統的冷凍水大溫差對水泵、冷水機組、風機盤管、表冷器的影響，以及冷卻水大溫差對冷水機組和冷卻塔的影響，從而提出要使大溫差系統運行良好，需要採取的一些彌補措施。
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