焓差法 的英文怎麼說
中文拼音 [chāfǎ]
焓差法
英文
enthalpy potential method-
The result shows that all these system are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ) on the basis of experimental research, through the improved one - parameter margules equation by introducing a new variable temperature, the improved equation was designed to compute solid - liquid equilibrium
測定結果表明，這幾組體系均為簡單低共熔體系；同時利用差熱掃描量熱法（ dsc ）對上面各組體系低共熔點處的相變焓進行了測定。在實驗研究的基礎上，通過改進單參數margules方程並引入新的變量溫度，達到了將此方程用於固液平衡計算的目的。This article choosed out organic phase change materials, and, the solid - liquid - equilibrium of eleven binary system including fatty alcohol / fatty acid, n - octadecane / fatty acid, n - octadecane / fatty alcohol system were determined by cooling curve, and, t - x phase diagrams of these systems were drawn. the result shows that all these systems are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ). and n - octadecane / fatty acid systems were calculated theoretically
本文初選出部分有機相變貯能材料，採用步冷曲線法測定了12醇-羧酸系列、 18烷-羧酸系列、 18烷- 12醇體系共11組體系的二元固液相平衡關系，繪制了這11組體系的t - x相圖，測定結果表明，這幾組體系均為簡單低共熔體系；同時利用差熱掃描量熱法（ dsc ）對上面各組體系低共熔點處的相變焓進行了測定；並對18烷-羧酸系列進行了熱力學理論預測。Hi this paper, a common air conditioner simulation program which has been verified by experiments results before has been improved. comparing the calculation and the experiment results at the same state indicates the accuracy and reliability of the improved mathematics model
本文首先對經過了實驗驗證的定頻空調器數學模型進行了改進，用空氣焓差法對樣機進行了實驗，提出了對空調器變頻控制器的設計建議。Then it analyses refrigeration the principle and characteristic of the automobile air - conditioner, and investigates and compares the thermodynamics theory and methods of testing of the automobile air - conditioner ' s performance, it introduces the method of the difference of enthalpy especially
對汽車空調的製冷原理和特點進行了分析，並對現有的汽車空調性能檢測熱工原理和方法進行了比較分析，對採用的焓差法進行了重點介紹。Puts forward an improved method based on the theory in which the enthalpy difference is considered as the driving force in heat transfer under wet cooling conditions and thinks that the method can halve the testing work, require less for the experiment devices and reach higher accuracy
認為該方法遵循了焓差是濕工況下換熱推動力的規律，試驗工作量減少一半以上，對試驗裝置的要求降低，由試驗數據整理出的公式用於表冷器熱力計算完全可以滿足空調常用范圍內的要求。During the discussion of the coefficient which signifies the degree of fouling and slagging, traditional coefficient is abandoned. to the heat surfaces of convection, the coefficient of enthalpy difference is advanced, and to the water - cooled walls, the coefficient of temperature difference is adopted
對于對流受熱面，本文摒棄了傳統的灰污特徵參數，提出了用焓差灰污系數來反映積灰、結渣程度；而對於水冷壁，在背面溫差法的基礎上又引進了溫差灰污系數。The improved cyclical function method is analyzed quantitatively through using the theory of the equivalent enthalpy drop and the real - time thermal consumption analysis can done
並應用等效焓降理論對循環函數的定量分析加以改進，進行了耗差分析。完善了循環函數法在機組局部定量計算分析的方法。Plastics - differential scanning calorimetry - part 3 : determination of temperature and enthalpy of melting and crystallization
塑料差示掃描量熱法dsc第3部分：熔融和結晶溫度及熱焓的測定Then the explicit finite - volume method for the two - dimensional steady navier - stocks equations is studied. in order to prevent odd - even decoupling of the solution and oscillations near the shock waves, artificial dissipation is added. local time step, residue averaging, enthalpy damping and multi - grid method are used to accelerate the convergence during the five - step runge - kutta explicit time marching
在計算中，採用五步runge - kutta顯式時間推進，引進人工耗散項以克服中心差分固有的奇偶不關聯性和抑制激波附近解的振蕩，應用了當地時間步長、殘值光順、焓阻尼、多重網格法等措施加速計算收斂。Standard test method for enthalpies of fusion and crystallization by differential scanning calorimetry
用差別掃描量熱法測量熔化和結晶焓的標準試驗方法分享友人