查询词典 flow line

The voltage and the sensitivity of voltage to system operation parameters are calculated by Newton power flow approach; the various higher order derivatives of voltage and voltage sensitivity to line openbreak parameter can be obtained by using the convergent correction equation of power flow and the equation of calculating sensitivity for the N power system. Finally, the voltage and sensitivity of N-1 power system can he calculated by correcting the voltage and sensitivity of N power system by Taylor series expansion.

通过牛顿潮流计算出N网络的各节点电压及其对系统运行参数的灵敏度；利用已收敛的潮流修正方程式和N网络灵敏度计算方程式分别对线路开断参数多阶求导，从而计算出电压和灵敏度对此线路开断参数的多阶导数值；根据泰勒级数展开式修正N网络的电压和灵敏度值，得到N-1网络的电压和灵敏度值。

The flow around a stationary and in-line oscillating circular cylinder in a uniform flow at Reynolds number of 150 is studied by solving Navier-Stokes equations on a moving grid system described by Arbitrary Largangian-Eulerian method.

通过求解采用ALE方法描述的运动坐标系Navier-Stokes方程组，分析均匀来流下雷诺数为150的静止和流向振荡的圆柱绕流。

Studies on several well-known blackouts reveal that the weakest parts of network, where branch MW flow limit violations most possibly occur, are the transmission lines suffering from flow transferring most greatly after the overloaded line tripping. Therefore, this paper attempts to speed up the solution by means of partial solutions instead of the whole network solution.

因此，本文试图通过对电力网络中薄弱环节安全性状况的分析获得整个系统的安全信息，即通过局部网络的分析替代全网潮流计算以达到降低工作量的目的。

To reduce conflicts of branch line traffic flow and trunk road traffic flow in urban traffic networks, a region coordination fuzzy control algorithm is proposed in this paper.It is based on the control theory of classification and coordination of the system engineering.

为了缓解城市区域交通网络中支线交通流与主线交通流之间的矛盾，根据系统工程中大系统分解协调的控制思想，提出了一种区域协调模糊控制算法，重点介绍了协调控制的设计思想及控制结构。

This method compensates the shortage that Venturi flow meter can only be used in the case of light-phase conveying and provides a new ideal and method for measuring on line the instantaneous mass flowrate of dense gas/solid two-phase flow.

该方法弥补了文丘里流量计只能用于稀相气力输送情况的不足，同时也避免了目前速度测量精度不高的缺点，为浓相气/固两相流瞬时质量流量的在线测量提供了一条新的思路和方法。

Calculations of flow are verified at the same time, verify the results with the actual line with the better to prove that model can better simulate Xinjizhou distributaries channel of the situation of water sport, and an analysis of distributaries channel of flow characteristics under the natural state, technical reference is provied of the next step improvement of distributaries channe .

同时进行水流验证计算，验证结果与实际符合较好，证明模型能较好地模拟新济洲分汊河道的水流运动情况，并分析了汊道天然状况下的水流特性，为汊道下一步整治提供技术参考。

Fans and pumps are the mechanical properties of square torque characteristics, pump run-time,* the opening of the valve regulating the flow to meet water supply requirements, working conditions and the fan is similar to,* adjusting damper, duct or valve opening tailgate degrees to adjust the blower air volume, pumps flow methods, known as cutting regulation, regulation on cost-cutting process, the fan or pump the inherent characteristics of the same, only * small throttle clearance, baffle or valve opening, artificially increase line resistance, which increases the loss of pipeline system is not conducive to fan, pump energy-saving operation.

风机和水泵的机械特性均为平方转矩特性，水泵运行时，*阀门的开度调节流量来满足供水要求，工况与风机相似，*调节风门、风道档板或阀门的开度来调节风机风量，水泵流量的方法、称为节流调节，在节流调节过程中，风机或水泵固有特性不变、仅仅*关小风门、挡板或阀门的开度，人为地增加管路的阻力，由此增大管路系统的损失，不利于风机，水泵的节能运行。

The problem of measuring flow rate and mass dryness fraction in the same time during thermal recovery of heavy oil is solved by combining orifice plate with uniform velocity tube and on line measuring double parameters of two phase flow of steam and water.

利用孔板与均速管组合在线测量汽—水两相流双参数，解决了稠油热采中同时测量蒸汽流量与干度的难题。

At the instrumentation products, are the United States Dwyer, Antunes Controls, AutoTran, Lighthouse, Sweden SenseAir, Switzerland BELIMO, Germany Beck's authorized dealers, etc., these products include pressure switch / pressure switch, pressure change delivery, and pressure gauge / pressure table, temperature / humidity / dewpoint sensors, liquid level, flow meters, flow switches and transmitters, carbon dioxide, carbon monoxide sensors, airborne particle counter and so on, are widely used in HVAC , air-conditioning, chip manufacturing, semiconductor, food, pharmaceutical, bio-engineering, intelligent buildings, power plants, chemical industry, water treatment, environmental monitoring, industrial manufacturing and other fields, while the company is gradually taking shape self-developed product line.

在仪器仪表产品方面，是美国Dwyer、 Antunes Controls、AutoTran、Lighthouse、瑞典SenseAir、瑞士BELIMO、德国Beck等公司的授权代理商，这些产品包括压力开关/压差开关、差压变送器、压力表/压差表、温度/湿度/露点传感器、液位、流量计、流量开关及变送器、二氧化碳、一氧化碳传感器，尘埃粒子计数器等，广泛用于暖通、空调、芯片制造、半导体、食品、制药、生物工程、智能楼宇、电厂、化工、水处理、环境监测、工业制造等领域，同时公司正在逐步形成自主开发的产品线。

The ideal injection system formed in line density parts, and not effected by all the flow, the intake-side gate and the impact, relatively speaking , to Cold flow, if hot runner to achieve this, we must maintain the material in the hot runner in the molten state, not with the forming of sending.

理想的注塑系统形成密度一致的部件，不受所有的流道、飞边和浇口水口的影响。相对冷流道来讲，热流道要做到这一点，就必须维持材料在热流道内的熔融状态，不会随成形件送出。

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。

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。