The heat transfer is studied by using lumped parameter method.
采用集总参数法研究了车用内燃机冷却系的传热问题 ；
The compressor model was based on the steady lumped parameter method.
以稳态集中参数法建立了压缩机模型；
Lumped parameter models emphasize larger scale information about human dynamic response.
集中参数模型则侧重于获取人体动力学响应的整体宏观信息。
The lumped parameter dynamic method of beam like members, the finite segment method, is analyzed and reviewed in detail.
详尽阐述了一种适用于梁式构件动力学响应分析的集总参数方法——有限段方法。
The formula for calculating transient temperature field in pulse reactor fuel element is derived with lumped parameter models.
采用集总参数模型，推导了脉冲堆燃料元件瞬态温度场的计算公式；
Power electric circuits, magnetic circuits, lumped parameter electromechanics, elements of linear and rotating electric machinery.
电力电路、磁路、电机机械的混合参数、线性元件与旋转电机。
Then based on the research of the lumped parameter circuit of the microwave filter, a novel LC type LTCC Bluetooth filter is presented.
同时以微波滤波器集总参数电路研究为基础和指导，设计了一款新颖结构的LC型LTCC蓝牙滤波器。
Lumped parameter method is used in this paper to examine the effect of base uplifting and sliding on the maximum response of structures.
本文采用集中参数法分析上——结构动力相互作用问题中基础提离、滑移对结构动力特性的影响。
By the methods it is assumed that a structural system can be reduced to a lumped parameter system, of which the mass matrix is diagonal.
方法假定结构可以简化为集中参数系统，其质量矩阵是对角的。
G. Fung et al. Results the modulus and phase simulated by the nine-element lumped parameter model could fit the goal input impedance well.
结果三弹性腔九元件集中参数模型模拟出的输入阻抗模和幅角与目标输入阻抗模和幅角能较好的吻合。
A dynamic heat transfer model based on the lumped parameter method was developed for cooling system of vehicle internal combustion engine.
提出了一个基于集总参数法的车用内燃机冷却系统动态传热模型。
On the basic data of obseved water level, the physical behaviour of the Hamar geothermal field was simulated using a Lumped parameter model.
本文采用一种集总参数模型模拟计算了地热系统的物理状态和参数。
Lumped parameter equivalent model is adopted in the shaft system torsional vibration model and the whole shaft system are divided into 6 parts.
轴系扭振模型采用集中参数等值模型，整个轴系分为6段。
Because random process theory is not an assumed prerequisite for this text, emphasis will be on deterministic (nonrandom) lumped parameter systems.
因为随机过程理论并不是本课要求的先修课程，所以本课的重点将放在确定性(非随机)的分段集中参数系统上。
So far the theoretical study and practical design of the control of continuous rolling mills have been substantially based on lumped parameter model.
迄今连轧控制的理论研究和实际设计大都基于集中参数模型。
Based on fast solution and its methods for single phase medium, a fast solution method for lumped parameter dynamic model of two-phase medium is put forward.
在快速求解法和单相工质快速求解法的基础上，提出了两相工质动态过程求解的快速求解法。
The structure sizes of the heat exchangers are parameters designed by the author. The simulation of heat exchanger uses the lumped parameter method of partition.
换热器的结构尺寸均为自行设计的参数，换热器内部的模拟采用分区集中参数方法。
A three element model of lumped parameter in peripheral extra corporeal circulation of an animal has been proposed and set up according to the fluid network theory.
我们运用流体网络理论，建立了三参数单元的侧支体外循环集中参数模型。
A new fast solution method for lumped parameter dynamic model is put forward, and is applied to lumped parameter dynamic model for single-phase temperature in boiler.
该文提出了一种用于动态过程集总参数模型的新的快速求解法，并将其应用于锅炉中单相工质汽温动态过程的集总参数模型。
During the early stages of field development, simpler methods of assessment such as stored heat calculation decline curve analysis or lumped parameter models are useful.
在热田开发早期，较简单的评价方法是有用的如：热储计算法、衰减曲线分析法或集中参数模型等。
Establishes a dynamic lumped parameter model for air cooled heat pump under frosting condition. Divides frosting course into accumulation of density and frost thickness.
建立了结霜工况下空气源热泵集中动态参数模型，将结霜过程分解成密度项的累计和霜层厚度项的累计。
Lumped parameter systems are those for which physical characteristics are assumed to be concentrated in one or more 'lumps' and thus independent of any spatial distribution.
集中参数系统是指这样一些系统，其物理特性都集中在一个或者多个集中体上，因此与空间分布无关。
The continuous model is adopted in the torsional vibration frequency and resonance of shaft system, the lumped parameter equivalent applied in the sub-synchronous resonance.
轴系扭振频率和响应计算采用连续质量模型，次同步谐振特性分析采用集中质量模型。
At present, the lumped parameter model of frost, which is based on experience and depend heavenly on the running condition, is widely used in simulation of air-cooled heat pump.
目前在风冷热泵机组的仿真研究中，对蒸发器结霜过程的模拟主要是采用一些由实验拟合而成的集总参数模型，而这些模型往往是在特定的运行条件下得到的。
The general lumped parameter model introduced in this paper offers more accurate results than the traditional method for dynamic stiffness matrix of foundation is frequency-dependent.
由于基础动力阻抗矩阵是外荷载激励频率的函数，采用更多参数的一般集中参数模型与数值解答吻合精度更高。
Based on the simplification of lumped parameter model, the experience calculation of maximum cooling area of small water body with its parameters and meteorological parameters is attained.
在对集总参数模型简化的基础上，给出了小型水体最大供冷面积与水体本身参数及气象参数间的经验计算式。
Traditional fault analysis methods for transmission line mostly adopt lumped parameter model, so the distributed parameter characteristic of real transmission line can't be reflected at all.
传统的故障分析法多采用集中参数模型，无法反映真实线路的分布参数特性。
In an engineering control system it is of great importance that the control object is described by a distributed parameter system while the controller is governed by a lumped parameter system.
在工程控制系统中很重要的情形是受控对象是分布参数系统，由网络组成的装置——控制器是由常微分方程描述的集中参数系统。
The system model comprises the dynamic heat exchanger model based on the lumped parameter method and moving phase boundary method, and the stable flow models of compressor and expansion valve.
系统模型中包含了用集总参数和相移动边界法建立的热交换器动态模型，以及压缩机和膨胀阀的稳态流动模型。
The pressure drop pulsation is analyzed by using a lumped parameter nonlinear model. The results show that the pressure drop type instability can be described by a second-order differential equation.
使用集总参数非线型模型来分析蒸发管中汽液两相流压力降型脉动，结果表明：压力降型不稳定性可以用二阶常微分方程来描述。
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