水力管网系统中非定常流动特性的研究具有重要的理论意义与工程应用价值。
There is a great significance of theory and valuable application of engineering about the research of unsteady flow character in the system of hydrodynamic piping network.
建立供水管网试验模型的目的是便于研究真实城市供水管网中管流的水力特性和水质情况。
The objective of developing an experimental model of the water distribution network is to study the hydraulic properties and water quality of the actual network.
介绍了双热源系统的组成、双热源联合运行时的规律以及管网的水力工况和运行调节方法。
This paper introduces the composition of double-heat sources system, the regulation of united operation of double-heat sources, hydraulic work condition and operating regulation methods of pipeline.
进行管网水力计算时，忽略结点处的局部能量损失或采用不变的局部能量损失系数均是不合适的。
During the hydraulic calculation on pipeline network, it is unacceptable to neglect local energy loss or to adopt constant local energy loss coefficients.
用准确度较高的BWR方程校核了其他状态方程，提出了将BWR状态方程运用于燃气管网水力计算的方法。
The precisions of other state equations are checked with BWR equation which precision is very high. The method applying the BWR equation to gas network hydraulic calculation is proposed.
把该算法用于环状管网水力平衡计算，计算结果精度较高。
This method is applied to hydraulic distribution calculation of loop pipe network, and the results are finer.
输气管网的水力可靠性决定了供气的可靠性和供气质量。
The hydraulic credibility of gas transmission pipeline network can determine the gas supply reliability and quality.
在本文中通过用网络图论的理论来解决多热源联网时环状管网的水力平衡计算问题，改进了计算精度。
In the paper, it resolve hydraulic calculation equilibrium calculation problem of ring-shaped heat-supply network making use of network diagram theory, and improved the compute accuracy.
本文通过例题介绍室内卫生器具非对称布置的水平单环、竖向单环和竖向多环三种给水管网的水力计算方法。
This article is to offer the hydraulic calculation method of indoor non-sanitary fixtures to one horizontal and one or more vertical closed arcuit water supply pipe system through examples.
由于管网各管段的水力参数均系非线性方程决定，因此，系统工况可采用牛顿法求解。
Because the hydraulic parameters of each component of the network are determined by a nonlinear flow formula, the solution to this system can be got by the Nexvton Raphson method.
文中给出了油、气、水管网系统的水力、热力参数，包括流量、含水率、压力、温度、比热等的计算方法。
A method of calculating hydraulic and thermodynamic parameters such as flow, ratio of water in oil, pressure, temperature, specific heat for oil, gas, water pipe net is presented.
首次利用LISP语言开发了燃气管网水力计算图自动生成程序。
The program, which is used to draw the waterpower calculation drawing in gas networks automatically, is written in LISP language for the first time.
建立了环状管网水力工况的数学模型，给出限额供热的压头校核公式。
The mathematical model of hydraulic regime of ring-shaped heat-supply network is established, and the pressure head check formula for quota heating is given.
基于GIS技术，开发了热水供热管网运行工况水力计算分析软件。
The software for hydraulic calculation and analysis of operation regime of hot water heat-supply network is developed on the basis of GIS technology.
提出了可用于蒸汽管网水力计算的分段积分法，该方法考虑了蒸汽作为弹性介质对管段压力损失的影响。
The section integration used for steam network hydraulic calculation is put forward. The influence of steam being as elastic medium on the section pressure drop is considered in this method.
主要介绍了某大型给水管网微观动态水力模型的建模方法和模型应用，从校核结果来看，这些方法是可行的，具有重大的实践意义。
The way to construct a dynamic hydraulic model, selection of the model's checkpoints, checking process and its results, and the significance of the practice are discussed.
介绍了采用燃气管网节点法水力计算的数学模型，运用线性化法进行水力计算。
Mathematical model of gas networks hydraulic calculation by node method is introduced, and hydraulic calculation is done by linear method.
燃气管网水力分析在管网的设计、改造、扩建和运行管理中起着十分重要的作用。
The hydraulic analysis of gas pipeline network plays an important role in the pipeline network design, rebuilding, expansion and operation control.
根据管网水力计算结果分析及水质监测点布置原则，在管网中建立了包括二次供水水箱在内的6个水质监测点。
According to the water power result and the disposal principle of water quality monitoring point, this paper sets up 6 points, including the second-supply water tank.
而给水管网水力分析是解决给水管网设计、改造和管理等各种应用问题的理论基础。
Hydraulic analysis of supply water pipe network is supply water pipe network design, transform and management various kinds of use theoretical foundation of problem to solve.
给水管网水力分析的核心问题是给水管网水力计算。
The key question of hydraulic analysis in supply water pipe network is hydraulic computation of supply water pipe network.
为小型供水管网水力过渡程序研究提供了参考价值和借鉴意义。
Has provided the reference value for the small water supply pipe network water power transition procedure research and profits from the significance.
利用流体网络及网络图论的有关定理定律，建立供热管网水力工况的数学模型。
The paper also establishes mathematical model for the operating condition of the pipe network of heating with reference to relevant theorems and laws of fluid network and network graph theory.
首先对供热管网水力失调现象进行了分析。
In the first part, the paper analyzes the phenomenon of the hydraulic disorder in the pipe network of heating.
本文提出了配水管网水力计算中的节点水头法。
In the paper, a new method of pipe networks analysis using a nodal energy grade method is developed.
对某小区二级管网的水力工况进行了实测。
The actual measurement of hydraulic regime of secondary circuit in a residential area is performed.
结合算例管网，分析了单连通管和双连通管管网结构在限额供热工况下的水力工况；
The hydraulic results of spare structure with single connecting pipe and double connecting pipes of calculating pipe network under limited-heating supply state are analyzed.
风机盘管加新风是空调系统中广泛采用的一种空调系统形式。其风机盘管水系统管网水力优化是提高空调系统设计质量和运行效率的重要手段。
The primary air fan-coil system is a system form that is used widely, whose water system hydraulic optimization is an important mean of advancing design work quality and efficiency.
本文还详细论述了遗传算法在优化城市燃气管网规划设计中的应用原理及其实现步骤、方法以及城市燃气管网水力计算实现的原理及步骤；
Moreover, the paper has discussed steps and realization of applying Genetic Algorithms to planning urban gas distribution networks and of producing gas networks' hydraulic data.
供水管网系统从以往单纯的研究管网水力计算拓展到多学科交叉、集成的系统。
Water network system, which used to be simple research on water hydraulic calculation, expands to more academic disciplines involved, integrated system.
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