pump characteristic 中文意思是什麼

pump characteristic 解釋
水泵特性
  • pump : PUMP ＝politically upwardly mobile personality 政治新星，政治上有望晉升人士。n （淺口無帶的）輕舞...
  • characteristic : adj 有特性的；表示…特性的，…特有的。 Japan s characteristic art 日本特有的藝術。n 特性，特徵，性...
  1. For the avoidance of rigidity impact of commutative piston mortar pump in movement, the amendatory cam mechanism was designed, and the characteristic of movements was analyzed

    為避免互逆活塞式砂漿泵在運動過程中出現的「剛性沖擊」 ，對凸輪機構進行了修正設計，並分析了修正凸輪機構的運動特性。
  2. Digitalization of a pump characteristic curve

    水泵性能曲線的數字化處理方法
  3. Fitting method for pump complex characteristic curve based on b - spline

    樣條的水泵復雜特性曲線擬合方法
  4. Self - priming pump - part 3 : test methods of self - priming characteristic

    自吸泵.第3部分:自吸性能試驗方法
  5. Abstract : with a view of time - varying characteristic of the v ibration signal measured on reciprocating machinery and a brief introduction to the wavelet analysis and a nonlinear wavelet denoising theory, the paper makes an approach, by taking an triplex pump widely used in heavy machinery as an exa mple, on the waveform feature extraction which reflects the various conditions o f reciprocating machinery with nonlinear wavelet denoising analysis method

    文摘:針對往復機械振動信號的非平穩時變特點，本文在簡述小波分析及非線性小波消噪理論的基礎上，以重型機械使用的三缸泵為例，研究了用非線性小波消噪方法提取往復機械狀態下的波形特性。
  6. 9 series pressure cavity is made of stainless steel single unit integration structure by processing so may guarantee for the better seal performance. the characteristic of product are no o - ring, no welded, no silicon oil or other organic, structural durability ; the most apply to pump and compressor, liquid pressure and pneumatic system, go - anywhere vehicle, energy and water processing system, pressure instrument, refrigerating equipment, agricultural machinery device, locomotive braking system

    9系列壓力腔採用不銹鋼單件一體式結構加工而成，因而可以保證較好的密封性能， 9系列產品的特點是無o形圈無焊縫無硅油或其它的有機物，經久耐用，主要應用於泵及壓縮機，液壓及氣動系統越野車能源及水處理系統壓力儀表冷凍設備農機設備機車剎車系統。
  7. ( 5 ) taking full of advantage of the ado. net and asp. net technology under the. net platform. it construct a powerful remote control and monitor system and meet the reqirment of the users. in order to achieve real - time control, it design a front environments built on the asp. net structure, from which the system can fulfill the real - time function. due to the characteristic of drain off water pump station remote control and monitor system ( big pump station need high voltage ( 6000v ) and great power ), so now do n ' t adopt the ways that client _ end controls it. in addition, the server - end design a database to manage from which the system could tackle users information and online users log in the form of winform and strengthen the safety of the system

    Net平臺下的ado . net與asp . net技術，發揮兩者的武漢理工大學碩士學位論文優勢，構造了功能更強的遠程監控系統，更好的滿足用戶的需要。系統設計中以asp . net架構為前臺環境，實現了客戶端通過ie瀏覽器來實時的監控到排水泵站的運行情況，使系統達到了實時監視，但由於大泵機工作電壓高（ 6000v ）功率大（ 100okw ）的特點，暫不採用客戶端控制系統。在服務端，設計了數據庫，並且以winform的形式來管理網路管理員和用戶的信息以及在線用戶的日誌，加強了系統的安全性。
  8. Influence of x - gear on the flow characteristic of the second kind of compound gear pump

    齒輪變位對第二類復合齒輪泵流量特性的影響
  9. Kinematical characteristic analysis of piston in hydraulic - drive reciprocating pump

    液壓驅動往復泵活塞運動特性分析
  10. The liquid presses to increase to press to note the pump is introduced and the liquid to press to increase to press to note the pump work principle of water and the amount of row adjustable is described, combine to press the impact to the liquid, problems are analysed for the theories dynamic state characteristic to the liquid also

    摘要分析了機械增壓注水泵存在的問題，介紹了液壓增壓注水泵的結構、工作原理及所具備的排量可調等優點，並對液壓沖擊、噪聲等問題進行了理論動態特性的分析。
  11. In present thesis, the actual design theories and methods for super - low specific - speed pump are introduced first, including " the increased flowrate design method ", " the method of anti - hump on h ~ q characteristic curve ", " non - overload design method ", " the design method of complex impeller " and so on. according to these methods, 5 types of impeller have been designed

    論文首先對極低比轉數離心泵的現行設計理論和設計方法作了介紹，包括加大流量設計法、減小或消除揚程曲線駝峰的途徑、無過載設計及復合葉輪設計法等，並按照這些方法設計了五種葉輪。
  12. The hydraulic characteristic of the inlet and outlet system which is an important part of urban sewage pumping station has a direct influence on the efficiency of the pump

    進出水系統是城市排污泵站中的一個重要組成部分，進出水系統的水力特性對水泵性能有著直接的影響，良好的進出水條件可以使水泵裝置達到良好的運行狀態、獲得較高的效率。
  13. Firstly this text studied the super thick planceer of mass concrete of high - rise building with ten characteristics comparing with the common reinforced concrete, according to the above characteristic from three aspect including the reinforcing bar project, the concretes project and the form project, elaborate the construction characteristics of super thick mass concrete planceer of high - rise building, have a detailed explanation of the big reinforcing bar link technique and the pump technique of the prepared concrete

    首先本文研究了高層建築超厚底板大體積混凝土的與普通鋼筋混凝土相比具有的十個特性，根據上述特性從鋼筋工程、模板工程、混凝土工程三個方面闡述了高層建築超厚底板大體積混凝土的施工特點，重點就鋼筋連接技術、預拌混凝土泵送技術進行詳細論述。
  14. The piezoelectric - pump driven by piezoelectric - stack is a newly development trend, it can accommodate frequency and pressure in a large scale and control the output flux in precision. this pump will widely apply to transfusion, feed oil and clean the equipment in industrial automation, and scientific research, lab, chemical preparation and cooling of cpu etc. driven theory of piezoelectric - stack because the piezoelectric - stack is the core part of the pump that we designed, we should pay more attention to driven principle of the piezo - stack so that we can using it correctly. this paper introduces piezoelectric material and interrelated parameter, output characteristic and driven principle and driving type of piezoelectric - stack

    壓電疊堆泵是一種以壓電疊堆作為驅動元件的微型泵，它是隨著mems的發展而發展起來的。本文提出利用壓電疊堆與柔性鉸鏈放大機構配合來驅動微型泵的橫隔膜，以達到泵送流體的目的。本文在查閱國內外大量文獻的基礎上，總結了國內外壓電疊堆泵的研究現狀，分析了壓電疊堆的動靜態特性，提出一種以壓電疊堆作為驅動源的壓電流體泵的構想。
  15. The article calculates the transient of the pump system with three initial rates of flow and three kinds of pipe length by use of the characteristic method, and obtains the system ' s transient characteristics

    用特徵線法對三種初始流量、三種管長關閥實驗時泵系統瞬變計算，得到系統的瞬變工況特性。
  16. First super - low specific - speed centrifugal pump has a long and narrow flow passage for its high head and low capacity, and the power absorbed by disc friction is too high, so the efficiency is very low ; secondly the diffusion of flow passage is so high, that the reserved flow often emerges at the inlet and outlet of impeller. therefore the h ~ q characteristic curve is often hump - shaped, and at the low - capacity operating condition the instability often occurs ; thirdly the centrifugal pump at high - capacity operating condition is easy to overload because the n ~ q curve appears a rising trend

    首先由於它的揚程較高、流量較小，所以它的流道狹長，圓盤摩擦損失較大，效率相對較低；其次由於它的流道擴散較嚴重，易在葉片進口產生迴流和在出口產生脫流，揚程流量特性曲線易出現駝峰，在小流量工況下易產生不穩定現象；第三，由於其功率流量曲線呈現上升趨勢，在大流量區運行時電機易過載。
  17. It is indicated that, when a two - speed motor is used for driving oil transfer pump, the motor with the characteristic of torque reduction on square rotary speed should be chosen ; the working economy of the variable speed pump is restricted by the characteristic curves of pipeline resistance, and its speed control range is restricted by the pipeline resistance characteristic curve, the pressure head needed by the system and the working characteristic of the pump ; when several pumps work in parallel, the pump with better performance should be changed into speed - variable pump

    指出雙速電動機用於輸油泵的調速時，應選用轉矩按轉速平方降低特性的電動機；調速泵的運行經濟性受到管路阻力特性曲線的限制，其調速范圍受到管路阻力特性曲線、系統所需揚程和泵運行特性的限制；在母管制系統中把部分定速泵改為調速泵時，應將性能較高的定速泵改為調速泵。
  18. The paper analyzes the main reason of causing system oscillation when it is adjusted by original pid control method, and proposes control strategy of combining basic value of rotation rate with adjustment value to control pump rotation speed according to non - linear characteristic of the system and control request

    本文分析了原pid控制方案導致系統劇烈振蕩的主要原因，並且針對系統的非線性特點和系統控制要求，提出了將控制量基值與調節值相結合實現對輸油泵系統控制的控制策略。
  19. Abstract : conventional ship propulsion methods meet some limitations in ship development towards high - speed, large - scale and high - power. a new ship propulsion method, integrated hydraulic propulsion ( ihp ), was put forward to solve the problem. then further research work was done on the principle of ihp method. working condition - matching characteristic was discussed through the working condition matching characteristic chart. after that, the advantages and disadvantages of ihp method were given. and the pump and motor, important parts of ihp, was designed through physical analytical method. ihp method can be used extensively in some special kinds of ship for its own characteristics. to a certain extent, the limitation problem of ship propulsion method can be solved. ihp method diversifies the existing ship propulsion methods

    文摘:為解決船舶在向大型化、高速化方向發展時船舶主機設計困難，機艙布置不合理以及機動性能差等問題，提出了一種新型船舶推進方式，即船舶綜合液壓推進.給出了該推進方式的推進原理，通過工況配合特性曲線圖，對其工況配合特性進行分析，對該推進方式的優缺點進行討論並對其重要組件液壓泵以及馬達進行設計計算.結果表明船舶綜合液壓推進具有其獨特的優點，是對現有船舶推進方式的有益補充
  20. By discussing in detail the shapes and types of pump characteristic curves and the effects of geometrical parameters on them, this paper points out that the main reason of the brake horsepower of the low specific speed sewage pump increasing with capacity rapidly is that we often select larger geometrical parameters such as b2, ft and so on to enhance the capacity of the sewage pump

    詳細討論了離心式排污泵特性曲線的形狀和種類，以及幾何參數對排污泵特性曲線的影響，指出排污泵設計中增大b _ 2 、 f _ t等幾何參數是導致軸功率曲線隨流量增加上升很快的原因。
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