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   负荷变动 的翻译结果: 查询用时:0.038秒
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负荷变动     
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  load change
     After modified to the partial logic of the 300 MW unit coordinated control system(CCS), optimized and parameter tuned, CCS and its subsystem can be switched into automation for a long term, insure the unit running safely and steadily, bear the big load change ranging from 50% to 100%BMCR, change rate ≥2%min, including mill on-off disturbance, and satisfy power network auto generation control (AGC).
     通过对300 MW机组协调控制系统(CCS)局部修改、优化完善及参数调整,使CCS及其子系统能长期可靠地投入自动,保证机组安全稳定运行,并能经受大幅度负荷变动的考验(负荷变动范围为50%-100%BMCR,负荷变化率≥2%/min),包括磨煤机投切扰动的考验,满足电网自动发电控制(AGC)的要求。
短句来源
     In this paper we will discuss and analyze the low cycle fatigue life of 200MW reheat steam turbine rotor accociated with transient thermal stress caused dy start and stop or load change of the turbine unit.
     本文分析了国产200兆瓦中间再热汽轮机转子在启停和负荷变动时的过渡工况热应力和低周疲劳损耗问题。
短句来源
     In those coupling states, the load change command from temperature controller is by-passed, and the air and fuel flows change very slowly because of the nature of the closed coupling system.
     在那些耦合状态下,由温度调节器来的负荷变动指令被旁路,由于耦合系统闭环的性质,空气和燃料流量变化极慢。
短句来源
  load variation
     The numerical results of an IEEE 9-bus system and a 101-bus test system are provided to demonstrate the possible applications of the proposed method. It is proposed that the scheme of reactive source optimization, which takes load variation into account, is more redundant and flexible than the scheme without considering load variation.
     同时应用该优化方法对IEEE9节点和浙江某101节点地区电网进行了计算和分析,结果表明:该方法提供了一种计及不确定因素影响下求解电网无功优化问题的新模型,在考虑了负荷变动因素后,所得出的无功优化方案比未计及负荷变动时的方案冗余度大,能够适应在给定负荷区间情况下电压无功控制优化的需要。
短句来源
     bypass system of unit; low load operation,variation range of load,load step change,load variation rate,startup time of uuits etc.
     机组的旁路系统、机组低负荷运行、负荷变化范围、负荷阶跃、负荷变动率、启动时间等运行特性等。
短句来源
     In addition, the new mechanism can reflect the tendency of load variation and encourage the firms to respond it, and increase safety of the system.
     此外,新机制的电价反映出负荷变动的趋势,能激励发电商积极响应负荷的变化,增强了系统安全性。
短句来源
     The influence of variable boiler load to the distribution of heavy metal elements in fly ash collected in the EP is depending upon the variation pattern caused by load variation, as well as the volatility of each element itself.
     锅炉负荷的变动影响重金属元素在电除尘器飞灰中的分布 ,这与负荷变动引起床温变化规律以及元素本身的挥发性有关。
短句来源
     The said system not only improved control quality of the controlled variables, enhanced capability of the coordinated control system to suit load variation, but also reduced the amount of debugging work in the field.
     该系统不仅改善了机炉被调量的调节品质,提高了协调控制系统适应负荷变动的能力,而且减少了现场调试的工作量。
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  “负荷变动”译为未确定词的双语例句
     The performance of the control systems of units directly influences the safety and economy of units.
     热工控制系统的性能对机组运行的安全性和经济性都有着直接的影响,尤其是对负荷变动较为频繁的机组。
短句来源
     Estimate Mathematics Model and Verification for the Change of Environmental Loads of Surfactants
     表面活性剂对环境负荷变动的预测数学模型及验证
短句来源
     An Experimental Investigation on Thermal Stresses of the Intermediate Pressure Cylinder of a Type TK-120 Reheat Unit during Start-Up Shut-Down and Varying loads Process
     TK-120型中间再热机组起停及负荷变动时中压缸热应力试验研究
短句来源
     THE ANALYSIS ON THE BASIC LAWS OF THE FREQUENCY CHANGE IN AN ELECTRIC POWER SYSTEM WITH CHANGES IN LOAD
     负荷变动下电力系统频变基本规律分析
短句来源
     Calculation results showed that the anti-load change and antijamming is effective.
     数字计算结果表明,抗负荷变动及抗干扰是有效的。
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  load change
When the load change is unexpected, the change in the EMG patterns is smaller and later and the effects on the trajectory are greater.
      
A high ratio indicates that the change in parameter reflects inotropic rather than load change.
      
An increment of potential difference caused by a load change is revealed to have a proportional relationship with an increment of the stress-intensity factor,KI.
      
The effect of hourly load change on the treatment characteristics in an anaerobic-aerobic activated sludge process was compared for two types of variation.
      
To consider the different fuel load change operation according to the fuel types, both integer and continuous variables are used.
      
更多          
  load variation
This paper investigates the impact of both the active power imbalance and load variation on VS method.
      
In addition, the performance of VS method is impacted by the load variation in normal operation in which the distributed generator is operated in parallel with the main grid.
      
As mechanical anchoring effect increases with increased surface roughness, the surface roughness increased the surface roughness of copper foil strongly affected the peeling strength and local load variation during the test.
      
The load variation bounds, which satisfy the optimality criterion in concert with plate-strength and stiffness requirements, are identified.
      
Insensitivity of the technique to load variation, supply voltage variation, temperature variation, and unbalanced supply voltage is shown by many experimental tests.
      
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In this paper we will discuss and analyze the low cycle fatigue life of 200MW reheat steam turbine rotor accociated with transient thermal stress caused dy start and stop or load change of the turbine unit. The time-dependent metal temperature difference and thermal stress on the surface for the inlet portion of the H.P. and I,P. rotor during starting process at different rate of steam temperature rise are analyzed and described . The paper concludes with some proposed measures to reduce thermal stress of steam...

In this paper we will discuss and analyze the low cycle fatigue life of 200MW reheat steam turbine rotor accociated with transient thermal stress caused dy start and stop or load change of the turbine unit. The time-dependent metal temperature difference and thermal stress on the surface for the inlet portion of the H.P. and I,P. rotor during starting process at different rate of steam temperature rise are analyzed and described . The paper concludes with some proposed measures to reduce thermal stress of steam turbine during start up.

本文分析了国产200兆瓦中间再热汽轮机转子在启停和负荷变动时的过渡工况热应力和低周疲劳损耗问题。给出并分析了高中压转于进汽区在不同温升率下启动时的金属温差及转子表面热应力随时间的变化规律。在结论中提出了降低汽轮机转子热应力应该采取的措施。本文提出的转子温差及热应力的简化计算方法,也适用于其他同类型的机组。

The paper presents auto-regulation method for antiload change and antijamming feedback coefficient based on the characteristic of hydraulic servo systems. According to Runge-Kutta method, anolog is made by the numerical computer, the change rule of system parameters and optimum design parameters are achieved. Calculation results showed that the anti-load change and antijamming is effective.

本文结合液压伺服结构特点提出了抗负荷变动及抗干扰的自动调整反馈系数的方案。利用Runge—Kutta法通过数字机进行模拟,找到了系统参数的变化规律及最佳设计参数。数字计算结果表明,抗负荷变动及抗干扰是有效的。

To meet the needs for cycling operation of 300 MW units, field tests have been conducted. Paper discusses the cycling capability, load changing rate and minimum pressure range for variable operation of the unit. A feasibility study is made in the paper.

为使30万干瓦机组适应中间负荷的需要,通过电厂实地试验论证了机组变压变负荷的适应能力,负荷变动速率和机组变压运行的最低压力范围,对机组变压运行的可能性进行了分析。

 
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