The results show that the reflection coefficient near the wall is about 0. 59, and in the plasma of the first discharge after a gas change, the wall-released isotope amount to 65% .
结果表明,等离子体在壁处的反射系数约为0.59,变换工作气体后,在第一次放电的等离子体中,由壁释放的同位素含量约占65%。
While the gas medium is isothermal uniformed, the dissertation calculates the effective absorption coefficient, the Planck-mean absorption coefficient and the wall-incident mean coefficient.
当气体介质等温、均匀时,分别计算气体介质的普朗克平均吸收系数、有效吸收系数和壁面入射平均吸收系数。
The relationship of the fluctuating pressure coefficient on wall and the turbulent intensity near the wall can be described with logarithmic curve.
单股和双股射流塘底脉动压强系数与近壁紊流强度的关系可用对数曲线表述。
In order to solve this problem, the effects of airflow velocity and airflow direction on heat transfer coefficient of wall surface are studied in this paper.
为了解决这个难题,本文通过实验测试和系统辩识的方法研究了风速风向对墙体表面换热系数的影响。
Under the same wall heat condition, with the increase of momentum correction coefficient, viscosity loss of the nozzle increases, but thrust and specific impulse decrease.
在同等壁面热条件下,随着动量调节系数的增加,喷管粘性损失增大,喷管的推力和比冲都将下降;
By varying the loaded heat flux and wall emmisivity, the effect of gas temperature field and wall emmisivity on the equivalent gray absorption coefficient is studied.
通过调整供入的热负荷以及炉壁黑度,研究了炉壁黑度和炉气温度变化对反演的当量灰吸收系数的影响。
In addition, this paper presents how the diameter reducing rate, the die semicone angle, the friction coefficient and the original wall thickness influence the buckling and the axial elongation rate.
并分析了缩径率、缩径凹模半锥角、摩擦系数、缩径管坯初始壁厚对管端翘曲和轴向伸长率的影响规律。
The 5% suspension always shows better cooling performance than water with lower wall temperatures and enhanced heat transfer coefficient within the whole range of mass flow rates.
质量浓度为5%的悬浮液在在整个质量流量范围内总是表现出比水好的冷却性能,它对应的是更低的壁面温度以及更好的传热系数。
This paper first presents an experimental procedure to analyze wall surface heat transfer process and derive wall surface heat transfer coefficient by frequency spectral analysis method.
首次提出了用频率谱分析法分析墙体表面换热过程及推导墙体表面换热系数的实验方法。
The relation between lateral pressure coefficient and vertical effective stress in passive region in front of wall is still given less concern.
粉砂粉土中,基坑被动区土体水平侧压力系数与竖向有效应力关系的研究还鲜有报道。
The temperature of tunnel wall, coefficient of unsteady heat exchange and thickness of heat-adjusting layer at constant air temperature in a tunnel are calculated.
求算了巷道风温恒定时岩体壁面温度、岩体与空气的非稳态热交换系数和围岩调热圈厚度。
Applies the method of surface heat transfer analysis to calculating the convective heat transfer coefficient in order to solute the wall temperature.
建立了室内表面对流辐射耦合换热方程,着重讨论了采用表面换热分析法求解表面传热系数以求解壁温的方法。
The results show that the shock standoff distance is increased and total drag coefficient and wall temperature are reduced with increasing external magnetic field.
结果表明,随着磁场的增强,激波脱体距离逐渐增加;总阻力系数和壁面温度逐渐减小。
The ovarian development, the coefficient of maturation in the ovary and the thickness of ovarian wall all showed annual changes.
卵巢发育、卵巢成熟系数和卵巢壁厚度随季节呈年周期变化。
Then average heat transfer coefficient of building external wall and heat transfer coefficient of building block filling wall by calculating were calculated.
由于常规算法的局限性,在实际项目中换算外墙平均传热系数与外墙主墙体传热系数需要计算的工作量较大。
A new experimental procedure is proposed based on instrumental variable method for analyzing wall surface heat transfer process and deducing wall surface heat transfer coefficient.
首次提出了用辅助变量法分析建筑墙体外表面换热过程及推导墙体外表面换热系数的实验方法。
The wall thickness of the tube will be increased with increasing back pressure or increasing friction coefficient.
管材弯曲内外侧壁厚随着反推压力的增大或摩擦系数的增大而增大。
The effects of a side wall vertical jet on sudden-expansion channel's wall pressure coefficient, surface heat transfer coefficient and main flow recirculation zone length are discussed in detail.
讨论了垂直于突扩通道主流方向的侧壁射流对壁面压力系数、传热系数及主回流区长度的影响。
The outer wall repair electrically operated hanging basket is defers to the national related profession criterion to produce, the safety coefficient is high.
外墙装修电动吊篮是按照国家有关行业尺度出产的,安全系数高。
Consequently the crack on the wall is begot. The crack is concerned with horizontal resistance coefficient, temperature, size of wall section, elastic modulus.
裂缝的产生与二者之间的水平阻力系数、温度以及墙体截面尺寸和弹性模量有关。
The results show that the force of the retaining wall will increase but the displacement of the retaining wall will decrease with increasing of the coefficient of soil pressure at-rest.
分析结果表明,伴随静止土压力系数的增大,挡墙的内力也随之增大,但挡墙位移却相应减小。
Compared with air combustion, the wall surface heat transfer coefficient increased under oxy-fuel combustion.
富氧燃烧方式下管壁表面换热系数较空气燃烧方式升高。
Heat coefficient K of the car body heat insulation wall is the main target on conductivity of heat of the car body and is also one of the basic parameters in calculating the heating power of cars.
车辆隔热壁的传热系数是评价车体隔热性能的重要指标,是车辆热工计算的基本参数之一。
Through expounding the calculation process of the external wall, roofing, floor and door and window heat transmission coefficient, the article investigates the energy-savingc alculation.
文章通过对外墙、屋面、地面和门窗传热系数的计算过程加以阐述,探讨节能计算。
The theoretical analysis model predicts the mean condensation heat transfer coefficient and the predicted mean condensation heat transfer coefficient is compared with experimental data as wall.
同时,由该模型对冷凝段的传热系数进行了预测,并将预测值与实验值进行了对比分析。
With the coefficient of uncouple charge increasing, pressure of bore wall descended. The rate of pressure of bore wall decreased fastest when air-uncouple charge condition.
且随着装药不耦合系数值增大,孔壁压力降低,空气不耦合装药时孔壁压力下降速率更快。
Method and formulae for calculating the mean forced convection heat-transfer coefficient of the blade surface, as well as for the blade passage's bottom wall, are introduced.
介绍了汽轮机动叶片叶身平均对流换热表面传热系数和叶片流道下壁面对流换热表面传热系数的计算方法和计算公式。
Through expounding the calculation process of the external wall, roofing, floor and door and window heat transmission coefficient, the article investigates the energy-savingc alculation.
进一步研究了在结霜过程中空气冷却器的传热面积、传热系数以及空气侧压降与霜层生长的变化关系。
An approach was made of the test pressure coefficient based on the requirement of controlling the minimal virgin reliability of the thin wall internal pressure...
从控制薄壁内压容器在不同工况下最小初始可靠度的角度,对其试验压力系数进行了探索。
With the increasing of thickness of rock fill, the wave force coefficient on the perforated wall generally decreases, while the reflection coefficient increases.
增加消浪室内填料厚度通常可以降低开孔墙结构的波浪力系数,加大结构的反射系数。
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