Influence of the Partial Load on the Running Security of Bogie with Rotating-Arm 偏载对转臂定位转向架运行安全性的影响
Operation with internal exhaust gas recirculation is optimum under partial load conditions for the purpose of dethrottling and in order to reduce the engine consumption. 在部分负荷条件下,采用内部废气再循环模式运转是最佳的,这样可消除对气流的阻碍并降低发动机油耗。
As a result of the higher pressure directly at the valve, the air now also enters the cylinders at a higher flow rate when the engine is idling or under partial load. 由于气门处压力比较高,因此在发动机怠速或处于部分负荷下时,空气现在也会以较高流速进入到气缸中。
The excavation near a fault may lead to the fault activation, which is likely to cause or intensify the partial load on tunnels. 断层附近开挖时,断层的活化,易造成或加重巷道偏压灾害;
Calculation and analysis on energy consumption coefficient of cold source of air conditioning under partial load 空调冷源的部分负荷性能系数计算分析
The concrete research contents are listed as follows: ( 1) According to the data of engine experiment, the external characteristic curve and partial load characteristic of engine are drawn. Engine torque model and fuel consumption model are constructed using spline interpolation method. 具体研究内容如下:(1)根据JL474Q1发动机试验数据,绘制发动机外特性和部分负荷特性曲线,采用样条插值的方法构造发动机转矩模型和发动机燃油消耗模型。
Since the medium-small size central air conditioning system is often operated under partial load, this paper proposes that the chilled water turns into the regulation scheme of temperature, and analyses the operation characteristic of central air conditioning system. 针对中、小型中央空调系统,根据空调系统大多数时间处于部分负荷下运行的特点,通过实验,分析了变水温调节时冷水机组和空调系统的运行特性;
Based on the yearly running data of cold source of central air conditioning in a large market, establishes a formula for energy consumption coefficient under partial load as the basis for calculating the whole year power consumption value in such a system. 以某综合性商场的集中空调冷源设备年运行参数为依据,建立了部分负荷能耗系数计算公式,作为计算空调系统全年能耗的基础。
Research on partial load distribution of air conditioning for residential buildings 住宅建筑空调部分负荷分布的研究
Experimental investigation on partial load characteristics of gas engine-driven heat pump 燃气机热泵变负荷特性的试验研究
When air-conditioning system runs in partial load, VAV may lower energy consumption of fans. 空调系统在部分负荷情况下,变风量可降低风机功耗;
Performance of the primary-pump water system with variable flow under partial load 部分负荷下一次泵水系统变流量性能研究
The results show that the secondary circulating pump system of the original system consumes a lot of energy and its control performance is poor under partial load. 结果表明,原有系统的二次循环水泵系统能耗大、部分负荷调节性差。
This method can be used for verification of correction curves provided by the manufacture, or calculation of correction curves for the partial load conditions and turbine valve throttle conditions. 这种方法可以对制造厂提供的修正曲线进行验证,也可以计算部分负荷及单阀运行状态下的汽轮机修正曲线。
To solve the turntable uncertain partial load and friction disturbance, a turntable control system was designed with neural-proportion-integral-differential ( PID) theory. Because of the learning capacity of neural network, the control system showed adaptive capacity to the load disturbance. 在转台存在偏载、摩擦等不确定负载干扰的情况下,用神经网络与PID(Proportional-Integral-Differential)控制相结合的方法,设计了适应负载变化的转台控制系统。
The reasonable approach to reduce the specific fuel consumption of diesel engines under partial load are discussed. 本文介绍了改善柴油机部分负荷经济性的合理途径。
Analysed energy consumption of primary pump system with variable chilled water flow and colling water at partial load. 从冷水、冷却水系统出发,全面分析了一次泵变流量系统在部分负荷时的能耗变化;
A Study on Improvement in Fuel Economy under Partial Load of Diesel Engines 柴油机部分负荷经济性的研究
The turntable is a system for high degree of accuracy, heavy load and big partial load. Accuracy and structural stiffness is technological key of system. 该转台是一个高精度、大负载、大偏载系统,其精度和结构刚度是系统的技术关键。
Experiment results show that, by taking this measure exhaust gas temperature can be decreased by 70 ℃ at maximum torque working condition, and thus the partial load performance of this engine can be well satisfied. 试验结果表明,采取这种措施后可在最大扭矩工况点降低排温70℃,改善该机的低速工况性能。
The Stability Analysis of Plate with Transverse Stiffener under Partial Load 横向加劲板在局部载荷作用下的稳定性分析
Analysis of Partial Load Factors Based on Probability Theory 基于概率理论的荷载分项系数分析研究
A new load balance algorithm based on partial load distribution of the P2P networks was presented in this paper. The P2P networks reach equilibrium by transferring the load inside the partial network. 提出了一种基于P2P网络局部信息的负载平衡算法,该算法依赖于局部网络的负载信息,并在局部网络内部进行负载迁移使整个系统达到负载平衡状态。
It is not taken into consideration in current tower design codes and standards that partial load acts for short time in determination of flange design equivalent pressure. 现行塔式容器设计标准中,确定法兰当量设计压力时并未考虑其中部分载荷的短期性。
The partial load velocity characteristic of the engine, torque characteristic of clutch, the static and dynamic control characteristic of transmission are obtained by the experiment, which establish the foundation of integration control among theirs. 通过试验整理与计算过程获得了发动机部分负荷速度特性、离合器转矩特性、变速器的静、动态操纵特性,为三者间综合控制奠定了基础。
Secondly, based on the analysis of the loss of induction motor in detail, the thesis further investigates the efficiency optimal problem of induction motor with vector control under partial load and stable state. 接着在详细分析异步电机损耗的基础上,深入研究了矢量控制异步电机在轻载稳态时的效率优化问题。
Under conditions of partial load, the indoor load requirements can be satisfied through reducing the revolving speed of pumps and energy consumption of pumps are also reduced. 特别是在部分负荷下,可通过降低水泵转速满足室内负荷的要求,同时也节约了水泵能耗。
In recent years, rail transport has become the main method for freight. However, overload and partial load of freight train cars not only bring down the fatigue and service life of track, but also be a key factor inducing railway traffic. 近年来铁路运输成为货物运输的主要手段,而货车的超载和偏载不仅影响轨道的疲劳和使用寿命,而且是诱发铁道交通事故的重要因素。
When adopting wing-assisted system onboard, the main engine can work in power derated condition, then partial load deteriorates combustion quality, thus reducing the economy and power performance of the main engine. 船舶使用风翼助航之后主机会降功率运行,在部分负荷下主机的燃烧质量会有所下降,从而会降低船舶主机的经济性和动力性。
The nonlinear flexion numeric analysis and elastic-plasticity numeric analysis are done for the numeric model of shaft by the action of partial load. 对井筒受局部荷载时的数值模型,进行了非线性屈曲数值分析,同时进行了弹塑性数值分析。