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In temporary postmigration equilibrium factor prices are equal across countries.


Direct measurements of the equilibrium factor inside dwellings gave a mean value of 0.3.


To study seasonal and diurnal variations and the effect of meteorological parameters, the equilibrium factor F (i.e.


The equilibrium factor between radon and its daughters increased with the increase of relative humidity.


Using bare and filtered LR115 detectors, the average equilibrium factor was assessed as 0.36 indoors.

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Thermodynamics of surfactantdye complex formation have been studied, in terms of equilibrium coefficient, using a spectrophotometer.


This behavior indicates changes in the equilibrium coefficient according to Van't Hoff's equation.


Additionally, the presence of quinol altered the equilibrium coefficient for the cyt f/PC interaction from 2.5 to c.


This electron transfer was prevented by any of the three inhibitors, which also increased the equilibrium coefficient for the cytochrome f/PC reaction by a maximum factor of two.


The equilibrium coefficient for the reduction of oxidised P700 by PC was about 2 in the absence of inhibitor but increased to about 20 in their presence, but only if cytochrome bf complex was additionally present.

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 Purifying radon daughters in air is one of the techniques of raducing indoor radon. In order to test the efficiency of Turbo88 Air cleaners produced by Foshan Aercology Air Cleaning System, Ltd. to reduce radon daughters in indoor air, a special a potential energy concentration measurement system was developed and Calibrated in a standard radon chamber with a volume of 13. 5m3. When 2 potential energy concentration were measured simutaneously the average equilibrium factor with comparability can be calculated.The... Purifying radon daughters in air is one of the techniques of raducing indoor radon. In order to test the efficiency of Turbo88 Air cleaners produced by Foshan Aercology Air Cleaning System, Ltd. to reduce radon daughters in indoor air, a special a potential energy concentration measurement system was developed and Calibrated in a standard radon chamber with a volume of 13. 5m3. When 2 potential energy concentration were measured simutaneously the average equilibrium factor with comparability can be calculated.The improvement of the testing is discussed as well.  净化空气中的氡子体是室内降氡技术手段之一．为了有效地检测空气净化器净化室内空气中氡子体的效率，设计了一套远距离测量α潜能浓度（Cp）的系统，并将该系统在容积为13．5m3的标准氡室里进行了严格的刻度．同时测量Cp和瞬时氡浓度（CRn）就可以求出可比的平衡因数F，对完善该检测方法进行了讨论．  Threephase unbalanced voltages have great effects on the performance of an induction motor. The actualvariable transient model for the threephase induction motor is established. The effects of unbalanced voltages on the performances are studied based on this model and the concept of the complex voltage unbalance factor(CVUF). The starting transient process under different CUVF. is calculated by the simulation model. The curves of the peak torque, the starling time, the steadystate current unbalance factor,... Threephase unbalanced voltages have great effects on the performance of an induction motor. The actualvariable transient model for the threephase induction motor is established. The effects of unbalanced voltages on the performances are studied based on this model and the concept of the complex voltage unbalance factor(CVUF). The starting transient process under different CUVF. is calculated by the simulation model. The curves of the peak torque, the starling time, the steadystate current unbalance factor, the speed variation, and the torque variation are given. Some conclusions related to the performances of the induction motor fed by unbalanced voltages are obtained.  三相电压不对称对感应电动机性能影响较大。本文建立了三相感应电动机瞬态模型,基于该模型和复数不平衡因数(C_(VUF))的概念,研究不对称供电电压对感应电动机性能的影响。对不对称三相电压供电感应电动机起动过程进行了仿真,计算了不同C_(VUF)时感应电动机的起动过程,研究了起动过程中的峰值转矩、起动时间、达到稳态后的三相电流不平衡因数、转速、转速波动、转矩波动与C_(VUF)的关系,得出了相应结论。  The distribution characteristics of indoor thoron,thoron progenies and their equilibrium factor F _Th were studied by using the theoretical model of onedimentional diffusion. The variations of F _Th with exhalation rates of thoron from wall surfaces,indoor ventillation rates and indoor dust concentrations were discussed. If a suitable F _Th is determined,the effective dose to thoron progenies can be calculated based on thoron exposure.  采用一维扩散模型研究了室内、子体和及其子体平衡因数 (FTh)的分布规律。讨论了FTh随墙面析出率、室内通风状况和空气含尘状况的变化。介绍了通过选取合适的FTh,由暴露量直接估算子体所致有效剂量的方法。   << 更多相关文摘 
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