自由流動泵 的英文怎麼說

中文拼音 [zìyóuliúdòngbèng]
自由流動泵 英文
free-flow pump
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 由 : causereason
  • 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...
  • 泵 : 名詞（吸入和排出流體的機械） pump
  • 自由 : freedomliberty
  • 流動 : 1. （液體或氣體移動） flow; run; circulate 2. （經常變換位置） going from place to place; on the move; mobile
  1. When pump is applied force downward and moves, the lower check valve is closed, the fluid in the pump is extruded and charges upward out of upper check valve, then flows into upper pump chamber, because that the piston has volume, some fluid flow out of outlet due to the reduce of spatial fluid volume in upper pump chamber

    當泵的柱塞受力向下移動時，下止回閥關閉，泵中的液體受擠壓而向上沖開上止回閥而流入上泵室中，由於柱塞本身佔有體積，部分的流體因上泵室內空間流體積的減少而自出口端流出。
  2. In chapter 3, the pressure pulse under the two situations of the system with and without damper is discussed at the basic of analyzing the flow rate pulse. then the conclusion that the system has filtering effect is drew after adding a damper in it, but its serious in power wastage because of adding a damper

    第三章，在分析液壓泵流量脈動的基礎上，討論並對比了系統加與不加阻尼兩種情況下各自的壓力脈動，得出系統中加一個阻尼后，具有一定的濾波作用，但是當流量較大時，由於阻尼的存在，系統功率損失比較嚴重。
  3. The development of the dynamic test - bed for fluid flow machine, one of the sub - projects within the " national 211 project ", can carry out the tests on the static and dynamic properties of not only both the hydraulic turbine units and water pump flits with the types of axial - flow, mixed - flow and inclined - flow, but also the centrifugal pump unit ; of which the testing process is automatically controlled by a pc with higher testing precision

    摘要流體機械動態試驗臺是國家「 211工程」建設項目之一，可以進行軸流式（貫流式） 、混流式、斜流式水輪機組的靜特性、動特性試驗，也可以進行軸流式（貫流式） 、混流式、斜流式、離心式水泵機組的靜特性、動特性試驗，試驗過程由微型計算機自動控制，試驗精度高，操作方便、靈活。
  4. Solid laser pumped by semiconductor laser has the advantages of laser diode and solid laser, so it develops rapidly in recent years and gets the extensive application in the fields of military, communication, processing and scientific research, etc. in order to meet the demands for laser power of semiconductor solid laser pump solid yag laser, i synthetically adopt the singlechip digital automatic control technology which is extensively used in the intelligent instruments, products of electromechanical integration and automatic control system, lcd technology, pc switch technology and steady voltage, invariable current technology

    半導體激光泵浦的固體激光器由於兼有了激光二極體和固體激光器的雙重優點，近年來得到迅速發展，並在軍事、通訊、加工和科研等領域中得到廣泛的應用。本文針對半導體固體激光器泵浦固體yag激光器系統對激光電源的要求，並且綜合運用了當前在智能儀表、機電一體化產品、自動控制系統中應用廣泛的單片機數字化自動控制技術、 lcd顯示技術、 pc開關技術及穩壓、恆流技術，研製了脈沖半導體激光電源。
  5. Measures for further developing concrete mix design were presented based on above work. for example, adopts pfca as an index in designing durability of concrete, uses mortar slump flow test to select cements and water - reducers and to measure saturation dosage of water - reducer in mortar and then determine optimum dosage of it in concrete, uses bar - slump test to determine stability and fluidity of fresh concrete, and consequently, the workability of high fluidity and high stability concrete such as pumped or self - compacting concrete can be designed by adopting proper cfvm determined in terms of rheological properties of designed mortar measured with cone - based rheometer

    如採用粗集料破碎率作為耐久性設計的一個指標；採用砂漿坍落擴展度試驗選擇水泥和減水劑，確定砂漿中減水劑的飽和摻量，並通過上述數學模計算混凝土中減水劑的飽和摻量，以此為參照確定最佳摻量；採用障礙坍落度試驗確混凝土的穩定性和流動性，結合由漏斗式砂漿流變儀測定的砂漿流變性能確定合理的砂漿填充系數，從而實現對高流動性高穩定性要求的混凝土（如泵送和免振自密實等）的工作性設計。
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