inlet characteristic 中文意思是什麼

inlet characteristic 解釋
進氣道性能
  • inlet : n. 1. 進口,入口。2. 【電學】引入,輸入,輸入線。3. 水灣,小港。4. 插入物,鑲嵌物。vt. (inlet, inletting)1. 引進。2. 嵌入,插入。
  • 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. Characteristic : shape of rose, specific design, jewelry could be stored in the corolla. there are many sparkle grains inlet on the petal would give the flickering effect

    特色:玫瑰花形,款式獨特,可放首飾在花球內,花瓣鑲有多粒閃石,閃閃生輝,手工精緻。
  2. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  3. By using harika algorithm, the characteristic of a high - pressure compressor is calculated at different installation angle of the inlet guide vane and the stator vanes ; the characteristics of a high - pressure turbine and a low - pressure turbine are simulated at different installation angles of the guide vane based on ainley method

    本文用harika演算法計算了導流葉片和靜子葉片安裝角度可調的變幾何高壓壓氣機特性;用ainley法計算了渦輪導向器面積可調的高壓渦輪和低壓渦輪的特性。
  4. 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。
  5. A parametric analysis of the inviscid effects of leading edge sweep, sidewall compression, width - height ratio, cowl position and inflow mach number on spillage is finished. numerical simulations are completed for a series of inlets at various flight height and velocity. the research indicates that the area of spillage window, which is mainly determined by the position of the cowl, significantly influences the spillage characteristic of the scramjet inlet

    闡明了側板后掠的側壓進氣道設計參數對構型溢流影響;對不同側板配置方式的側壓式進氣道進行了數值模擬,通過對比分析,發現由唇口板的位置所決定的溢流窗面積的大小對進氣道溢流特性的影響顯著。
  6. 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。
  7. Characteristic : shape of chair, photo is available to store, the jewelry could be stored in the drawer, there are different colours of flowers inlet on the box, graceful and classic would give the noble and generous effect

    特色:椅子形狀,可放相,首飾可放在柜子內,盒身鑲有不同顏色的花朵,優雅古典,有高貴大方的感覺。
  8. The flow of every pump is inclined to be different in the same side - inlet sump and the poor flow pattern, and then the inlet condition of the pump is not good, which makes the efficiency of the pump drop and causes vibration etc. based on the theses on the hydraulic characteristic of the wenshui road pumping station in the third period shanghai disposal sewage project, the methods were discussed to improve the flow pattern of side - inlet sump, and the measures were put forward to ameliorate the flow pattern in the paper

    對側向進水集水池,一般會出現同池各水泵配水不均勻,池內流態紊亂、水泵吸水條件差,繼而導致水泵效率下降、機組振動等問題。本文結合上海市污水治理三期工程汶水路泵站水力特性研究課題,探討了改善側向進水集水池水力特性的途徑與方法,提出了有效的整流、均流措施。
  9. Urbular turbine generator set is suitable for heads from 2m to 15m and large discnarge. its feature is that water flow is axial throughout the passage from the inlet to the outlet, so that the passage is straight conduit essentially. the tubular turbine generator set is characterized by good characteristic of water flow and high efficiency. etc

    混流式水輪發電機組廣泛適用於高中低各種水頭,一般從10米至300米,其特點是水流流經轉輪葉片時先沿著幅向進入,然後逐漸變成軸向離開,因而混流式水輪發電機組具有運行可靠,結構簡單,平均效率較高等特點。
  10. Numerical simulation of turbulent flow inside inlet duct and experiment on characteristic performances in shaft tubular model pump set

    泵站豎井進水流道數值模擬與裝置特性試驗
  11. To improve the performance of ashp, an improved ashp system is presented. different from the original system, the new one can control the refrigerant flow rate by the sub - cooling of condenser and adjust the sup - heating of the compressor inlet vapor by the heater in accumulator. the simulation shows the new system not only has better dynamic characteristic of frost and defrost of ashp, but also has higher coefficient of performance

    為改善空氣源熱泵機組的結霜除霜動態性能,提出了一種利用冷凝器過冷度來調節製冷劑流量,在氣液分離器里增加電熱裝置保持壓縮機進口過熱度的改進型系統,結果表明這種改進型系統不但可以改善系統的運行性能,同時能改善系統運行的經濟性,為機組的技術升級和產品更新提供了一個新的途徑。
  12. Complex wave structures of supersonic inlet at critical status are achieved by numerical simulation, and analysis on flow structure characteristic and shock wave structure is made

    得到了臨界工況下超聲速進氣道內外粘性流場復雜的波系結構,分析了流場結構特性和激波波系結構。
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