查询词典 energy distribution
- 与 energy distribution 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The article analyses angle distribution of radiant energy flow density and angle distribution of radiant power when an electric dipole is oscillating along polar axis in magnetic anisotropic medium,also compares them with the expression of that in isotropic medium;thereby,a theoretical basis for more effectly using electric isotropic and magnetic anisotropic medium is obtained.
分析振荡电偶极子在各向异性磁媒质中沿极轴振荡时其辐射能流密度的角分布和辐射功率的角分布情况,并与各向同性媒质中振荡电偶极子沿极轴振荡时辐射能流密度的角分布和辐射功率的角分布情况进行对比,得出更有效地利用电各向同性磁各向异性媒质的理论依据。y
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Base on internal energy, the model for average temperature was researched in this article. Through making a proper assumption, the polynomial curve model for temperature distribution and the linear model for specific heat distribution between two nodes were developed.
本文以内能为基础建立平均温度解析模型,通过合理假设建立钢板厚度方向上的多次曲线温度模型和节点间线性比热模型,从而获得任意时刻钢板厚度方向上的平均温度。
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In this paper the model of the thermal conduction between the wellhole and the formation was developed after considering the effects of the heat conduction and the heat convection on the basis of the law of conservation of energy, then the temperature distribution varied with the depth of the interior and the exterior of the drilling pipe was calculated during the gas drilling, which provides the accurate basic data for exact calculation of the temperature distribution of the wellhole.
本文根据能量守恒定律,考虑热传导、热对流的影响,建立了井筒和地层之间的热传递模型,计算了气体钻井过程中管柱内外沿井深的温度分布,为气体钻井计算井筒压力分布提供了准确的基础数据。
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A straight inlet baghouse which can effectively reduce energy consumption of equipment in operation and lengthen the service life of fabric bags, as well as gas flow structure in the tank body have been presented, and numerically simulating the gas flow distribution in the tank body being carried out by using calculated flow dynamics method, providing a method and parameters for adjusting the gas distributing plates structure to realize reasonable flow rate distribution in the tank body.
摘要介绍了能有效降低设备运行能耗、提高滤袋寿命的直通式袋式除尘器及其箱体气体流通结构,并利用CFD方法对箱体流量分配和气流分布进行数值模拟,给出了实现箱体流量合理分配的气流分布板结构调整方法和参数。
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The wave is the core problem of low Fr. current .In order to make diffluent piers with low ridge to be popularized and applied, the surface wave of low Fr. current is chosen as the research object .We measure the surface wave elements and the velocity distribution of various diffluent piers scheme by the experiment of physical model. We also analyze the average wave height, the the average value of the square of wave , unit width of the waves energy , the probability density distribution of wave height ,and the power chart character, so as to reveal the weakening wave mechanism of the diffluent piers .
低Fr水流的核心是波浪问题,为了低坎分流墩的推广应用,本研究以低Fr水流的表面波浪作为研究对象,通过物理模型试验,对各种分流墩方案消能工的下游水面波浪要素、流速分布进行测试,分析低坎分流墩下游波浪的平均波高、均方根、单宽波能、波高概率密度分布及功率谱特性变化规律,从而揭示了低坎分流墩的削波机理。
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In this paper, arrangement scheme of a novel multi-star phase shifted pole changing coil was given and the methods to determine coil split ratio were analyzed. According to electromagnetic theory, 2D electromagnetic mathematical model in which stator windings were spitted coil was developed, and magnetic field distribution of the novel motor at starting was solved by finite element method, starting performance of motor was calculated. Based on energy method, rotor slot leakage reactance under different poles and different loads were calculated, and the variation of rotor slot leakage reactance with loads was gotten. Based on time-step finite element method, distribution of branch current in stator windings and operating performance were calculated and analyzed when branch was unbalance, the method to calculate circulating loss in stator windings of novel multi-star phase shifted pole changing motor was given, and the effects of the loads variation and degree of unequilibrium on circulating loss in stator windings were calculated and analyzed.
论文系统的给出了采用分裂线圈法新型多星形移相变极绕组的排列方案,进一步分析线圈分裂比的确定方法;根据电磁场理论,建立了定子为分裂线圈绕组的电机二维电磁场数学模型,并采用场路耦合法求解了新型多星形移相变极电机起动时的磁场分布,计算了电机起动性能和基于能量法计算了不同极数下起动时转子槽漏抗和不同负载时转子槽漏抗,得出转子槽漏抗随负载变化的规律;采用时步有限元法计算分析了定子绕组支路不平衡时支路电流的分布情况及运行性能,给出了新型多星形移相变极电机定子绕组环流损耗的计算方法,分析比较了负载的变化和支路不平衡度大小对定子绕组环流损耗的影响。
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Many swarm parameters have been obtained such as the electron density distribution, the energy and spatial distribution of the emitted electrons from the MHCD at various voltage and different dimension of micro-hollow cathode. Micro-hollow cathode discharges with slot and cylindrical cathode have been done, results show that pressure, cathode structure and the gas mixture will affect the stability of glow discharge. Micro-hollow cathode discharge array was obtained by individual ballasted discharge unit.
进行了槽型和孔型微空心阴极放电的实验,不同的气压、电极结构以及气体配比对放电稳定性有着明显的影响;采用分段镇流的方法,进行了微空心阴极阵列放电的实验研究,得到了均匀放电;做了大气压下MHCD自持的辉光放电研究。
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We have considered many factors, as energy band coupling, strained effect, photon distribution, carriers distribution, etc, theoretically. We use the more accurate physics model in the analysis of the photon gain and carriers inpouring, which makes the simulation results more approaching to practice.
理论方面把影响激光器性能的能带耦合、应变效应、光场及载流子帆布的不均匀性等诸多因素统一起来,在考虑光增益,及载流子注入方面采用了更为细致精确的物理模型,使模拟结果更接近实际。
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Temperature, doping and electric field dependent parameters including energy band, impurity and carrier distribution, mobility and PN junction, etc are established The models which is demanded in unification and accordance in accurance, simulation speed, effective range and application efficiency are also obtained 3、Some unique or key low temperature physic effects, such as carrier freeze-out or trapping effect, mobility enhancement effect, steepened subthreshold effect, small dimension effect and heavy injection effect, as well as their influence to the device cryogenic performance are discussed and analyzed Based on the completely understanding of the physic nature and characteristics in low temperatures operation, the technique methods to overcome or to utilize the effects are also presented 4、By systematic analysis of carrier transportation, the device physic analytical model for advanced polysilicon emitter transistor with better cryogenic performance that can be used to simulate the quantity relations between device terminal characteristics and internal structure, doping distribution as well as operation conditions is presented.
建立了依赖于温度、掺杂和电场因子,并且包括材料和结构的各参量数学物理模型,主要包括能带、掺杂及载流子分布、迁移率和PN结等模型,在计算精度、速度、应用范围和使用效率等方面达到和谐统一。 3、深入研究了低温条件下一些特有的或起关键作用的低温物理效应,主要包括载流子冻析或陷阱效应、迁移率增强效应、亚阈性能改善效应、小尺寸效应和大注入效应等,并分析其对器件低温性能的影响,在对低温器件工作的物理本质和特点有深入认识和了解的基础上,找出利用或克服低温物理效应的技术措施。
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In this paper wecalculated the cross-section ratios of associate η_c +γ productionin the p-p and p-Au collisions and found that this process is connected closely with the nuclear gluon distribution function. Bystudying the associate η_c +γ production in high energy p-Aucollision, we can know more about the nuclear gluon distribution function.
我们计算了p-Au、p-p碰撞η_c与γ协同产生过程的微分截面dσ/dp_T的比值,发现η_c与γ协同产生过程与核内束缚核子的胶子分布函数关系密切,通过对高能质子与原子核碰撞η_c与γ协同产生过程的实验研究,可以加深我们对核内胶子分布的认识。
- 推荐网络例句
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On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.
另一方面,更重要的是由于城市住房是一种异质性产品。
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Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.
气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。
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You rap, you know we are not so good at rapping, huh?
你唱吧,你也知道我们并不那么擅长说唱,对吧?