steady state 中文意思是什麼

steady state 解釋
【物理學】恆穩態。

  • steady : adj 1 穩固的,平穩的,穩定的,不變的(腳步、努力等)。2 堅定的,扎實的,牢靠的(船等)。3 有規則...
  • state : n 1 〈常作 S 〉國,國家;〈通例作 S 〉(美國、澳洲的)州;〈the States〉 美國。2 國務,政權,政府...
  1. Finally, the controller working based on the combination of rbf neural networks and traditional pid control was applied to in aclinic kinetic machinery and lifting machinery of tower crane. the simulation of this controller was made using matlab, and the simulation results showed that the control system has some merits, such as quick response, little overshoot, well anti - jamming capacity, and little steady - state error, etc. both the dynamic property and static characteristic of this controller are better than traditional pid controller, and meet the tower crane

    應用matlab對塔機的變幅和起升機構的運動控制進行模擬,模擬結果表明基於rbf神經網路整定pid的控制系統具有響應快、超調小及穩態誤差小等優點,其動、靜態性能優于單一pid控制,從而提高了塔式起重機工作機構的工作性能。
  2. Damping wakes possible finite steady-state vibration amplitude at resonance.

    在共振時,阻尼可能限制穩定振動的振幅。
  3. Measurement of the steady and non - steady - state chloride diffusion coefficients in a migration test by means of monitoring the conductivity in the anolyte chamber comparison with natural diffusion tests

    很多混凝土科學工作者都在積極努力的發展氯離子傳輸和檢測理論及試驗室方法,目前理論及試驗室檢測標準眾多,但尚無明確的現場檢測標準。
  4. We attach the boundary conditions to the steady-state solution u(x).

    我們把邊值條件聯繫到定態解U(x)上。
  5. The location of the instability zones is dictated by the combustor geometry and the steady-state combustion characteristics.

    不穩定性區域的位置取決于燃燒室幾何特性和穩定燃燒特性。
  6. Steady-state heat flow is comparable to the flow of an incompressible fluid.

    穩態熱流和不可壓縮流體的流動可相比擬。
  7. The importance of the steady state approximation is that it greatly simplifies the solution of the rate equations in complex consecutive reaction pathways.

    穩態近似法的重要性是,它大大簡化了在復雜的連串反應途徑中速度方程的求解。
  8. It has been discovered that the deformation in the primary creep regime can well described by eqution : - 0 = atm, moreover, the eqution : = a n exp ( - q / rt ) can be used to interpret phenomenally the relationship between the steady - state creep rate and stress, temperature

    蠕變的第一階段也就是減速蠕變階段的蠕變變形可用? _ 0 = at ~ m來描述。可以唯象地解釋穩態蠕變速率和蠕變應力和溫度之間的關系。
  9. 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。
  10. Standard practice for determining the steady state thermal transmittance of fenestration systems

    主窗設計系統固態導熱系數測定的標準規程
  11. Standard test method for measuring the steady - state thermal transmittance of fenestration systems using hot box methods

    隔熱箱法測定主窗設計系統的穩態熱傳遞系數的標準試驗方法
  12. The method can eliminate the conventional fuzzy control system ' s steady - state errors and flutters. and, the method of forward feed control is used to reduce the tracing errors during glide slope phase

    在此基礎上,採用帶優化修正函數無量化的模糊控制方法,設計飛機的微波著陸控制系統,並進行了閉環模擬。
  13. Sine steady - state circuit by phasor graphology analyzing

    正弦穩態電路的分析與計算
  14. ( 2 ) a steady - state model for a water - to - water heat pump

    ( 2 )水一水熱泵機組模型。
  15. It is likely that such a coarse injector pattern would not have sufficiently high steady-state performance, and so would be unacceptable.

    這樣粗大的噴注器型式不會有足夠高的穩態性能,因此不宜採用。
  16. After series of related and interconvertible pathways, a steady-state condition is reached.

    經過一系列相互轉換的代謝途徑達到了恆態性的條件。
  17. Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system

    雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功率變化時,冷卻劑平均溫度與蒸汽壓都保持不變,與通常採用的冷卻劑平均溫度恆定運行方案相比,有效地改善了核動力裝置的總體運行性能,特別是在低負荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件,這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義
  18. Steady - state time models of nuclide migration in fractured rock mass

    裂隙巖體核素遷移的穩態時間模型
  19. This approach allows the steady-state parameters to be well-defined.

    這個方法可使穩態參數完全確定。
  20. Passenger cars - steady state circular test procedure

    乘用車.穩態迂迴試驗程序
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