For HTAC (Hight Temperature Air combustion) technology, pressure control and pressure fluctuation during combustion switchover are very important to the furnace reliability and stability.
蓄热式燃烧技术中,炉压控制和换向时造成的炉压波动是一个非常重要的问题。
According to the rheology theory, flow characteristics and pressure fluctuation of pumped concrete in conveying pipe are analyzed.
从流变学原理出发,分析泵送混凝土在输送管道内的流动特性和压力变化情况。
The mixing chamber of headbox plays an important role in homogenizing pulp flow and stabilizing pressure fluctuation of pulp. The length of mixing chamber is an important parameter.
混合室在流浆箱中起着均匀浆流、稳定压力的重要作用,而混合室的长度是混合室设计中的重要参数。
This study focused on analysis of pressure fluctuation on the body surface, prediction of exterior far-field noise and interior noise and the road tests.
本文的研究重点包括车身表面脉动压力的求解和分析、车外远场噪声和车内噪声的预估以及实车道路试验研究。
So can ensure adjustable laryngeal orifice and dynamic response performance and reduce oven pressure difference fluctuation range.
因此可以保证可调喉口的动态反应性能及减小炉口压差波动范围。
Also, it is found and analysed that there exists inlet pressure fluctuation of coiled capillary tubes when the degree of subcooling is changed from one to another.
从一个过冷度工况向另一个过冷度工况转变的过程中存在螺旋管毛细管入口处压力的波动,并对此现象作了简要分析。
Through the experiment to the in-situ production environment, the reasons for pressure fluctuation of instrument air drying system was found out, and effective preventive solutions were proposed.
通过对现场生产环境的试验,找出了仪表空气干燥系统压力波动的原因,提出了有效的解决、预防措施。
The status of on-line identification for gas-liquid two-phases flow regime using the different pressure fluctuation is reviewed.
介绍了根据压力波动过程实现汽(气)液两相流流型在线识别的最新研究成果;
In order to reduce the fluctuation of pressure and discharge capacity of the triplex drilling pump, the air accumulator is often fixed on the discharge pipe.
为了降低三缸单作用钻井泵的压力和排量波动,通常在排出管线上安装有空气包。
Experiments show the new cushion mechanism can self-adapt to supply pressure fluctuation in a certain range.
试验结果表明该新型气缸的缓冲在一定供气压力波动范围内具有良好自适应能力。
In view of characteristics of pressure sensor affected by temperature changes and voltage fluctuation, a correction model of pressure sensor is presented based on Support Vector Machine.
针对压力传感器输出特性受温度变化和电压波动影响的问题,提出了应用支持向量机对压力传感器输出特性进行非线性补偿的校正模型。
The reason of pressure fluctuation for BF gas system is analysed, the related measure on how to avoid the fluctuation, reduce the diffusion and meet the users demand is put forward.
对天津天铁冶金集团有限公司高炉煤气系统压力波动的原因进行了分析,并对如何避免系统波动,降低放散量,满足生产用户需要提出了相应的措施。
The more easily induced problems were those on the aspects of learning pressure, emotion fluctuation and anxiety.
高中生较易发生的是学习压力感、情绪波动性、焦虑等层面的心理健康问题。
Cooling water pressure fluctuation may suddenly occur when a certain loading was reached during the high loading operation of main engine for a ship.
某轮主机进入高负荷运行,达到某一负荷时会突然出现冷却水压力波动。
As concerns theories of stellar winds, basic equations are given and a number of models, namely, radiation pressure models, fluctuation model and imperfect flow model are reviewed.
在理论方面,介绍了星风的基本方程,早型星星风的辐射压模型以及波动模型和非理想流模型。
This scheme has good robustness in these aspects such as the pressure fluctuation of constant pressure network and load disturbance.
该方案对恒压网络压力波动、负载干扰具有较强的鲁棒性。
Pressure difference fluctuation is employed to identify flow pattern and pressure difference fluctuation signals of various flow pattern are obtained.
采用压差波动法测定流型,获得了不同流型下的压差波动信号。
The impulse turbine unit is normally used in high water-head power stations, whose diversion system is long and is likely to cause pressure fluctuation.
高水头电站一般采用冲击式水轮发电机组,引水系统长,容易产生水压波动。
While the load pressure fluctuation, the load torque fluctuation and the rotational speed fluctuation mainly affect the steady performance of the system.
负载压力波动、加载转矩和转速的波动,主要影响系统的稳态性能。
Objective To explore the methods for avoiding obvious fluctuation of blood pressure during the change of the injector when pumping the active drugs of blood vessels with a micro-infusion pump.
目的探讨当使用微量泵泵入血管活性药物时,避免因更换注射器而造成血压明显波动的微量泵使用方法。
If the screw speed of parallel pressure stabilization apparatus is varied corresponding to the pressure fluctuation, the pressure and output fluctuation of extrusion can be fully compensated.
若调节稳压螺杆的转速,则可完全补偿主螺杆压力和产率的波动。
The experiment results showed that the fluctuation intensity and pressure drop of the X-type slotted fin surface were higher t.
试验结果表明:X型开缝翅片的波动强度、流动阻力大于圆弧型开缝翅片,但前者的换热性能和场协同性优于后者。
Many study results showed that pressure fluctuation in draft tubes is one of the most important factors that affects the stability of turbines.
许多研究成果表明,影响水轮机水力稳定性有多种因素,其中一个重要因素是尾水管内水流的压力脉动。
It is shown that background porosity reduces internal pressure fluctuation and this effect can be predicted accurately by using the governing differential equation deduced in this paper.
研究结果表明本文推导的方程能准确的预测背景孔隙对风致内压响应的影响,能为工程抗风设计提供有效的理论依据。
Amplitude and phase of pressure fluctuation at the inlet of draft tube as well as the inner flow in draft tube are analyzed in detail.
详细分析了尾水管进口截面的压力脉动的幅值和相位,并对尾水管内的流动做了分析。
In this paper, it is introduced to the influence of cavitation factor, measurement taps, sampling frequency and sampling time on the test result in pressure fluctuation test of the water turbine.
介绍了水轮机压力脉动试验时空化系数、测量位置及测点、信号采样频率及采样时间等因素对试验结果的影响。
It has known by analysis of pressure drop fluctuation that quality of fluidization can be improved with wider size distribution particle.
对流化床压降脉动的分析可知,采用具有较宽粒度分布的大颗粒物料,有利于改善流化床的流化质量。
It has known by analysis of pressure drop fluctuation that quality of fluidization can be improved with wider size distribution particle.
对流化床压降脉动的分析可知,采用具有较宽粒度分布的大颗粒物料,有利于改善流化床的流化质量。
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