In order to overcome the large delay and the uncertainty of the main-stream temperature object in fossil-fired power station, a control system based on neural network is proposed.
针对火电厂主汽温被控对象的大迟延、模型不确定性,设计了基于神经网络的主汽温控制系统。
Introduced a ratio method to measure the heat stream temperature with platinum resistor, the interface circuit is simplified and the precision for the flow measurement improved largely.
引入了一种基于比率法的铂电阻高精度测温方法,简化了接口电路,从而提高了热蒸汽密度和流量计量精度。
The amount of sugar in our blood stream varies with the time of day, as does our temperature.
我们血液中的血糖水平以及体温随一天的时间不同而不同。
Back in 1996, Haigh showed that the temperature of the stratosphere influences the passage of the jet stream, the high-altitude river of air passing from west to east across Europe.
1996年,Haigh指出,平流层的温度影响了喷流的一段,而喷流是横跨欧洲自西向东的一条高海拔气流通道。
Calibrate the mixed water outlet temperature by placing a thermometer in the mixed water stream.
在混合水流内放置温度计,校准混合水出口的温度。
Throttling on ground need to use calefaction and heat preservation equipment to rise and keep the temperature of natural gas stream lest hydrate form.
常规的地面节流工艺,节流前需用地面加热保温装置对天然气加热,提高气流温度以免形成水合物堵塞。
The pseudo temperature method is used to determine the heat transfer approach temperature of each stream.
提出采用虚拟温度法,确定各流股匹配换热的传热温差;
The stream wise wall temperature gradient for the crossed rib one is lower than that for the parallel rib one.
交叉肋通道壁面温度沿流体流向的梯度要比平行肋通道的小。
The results show that the inhomogeneous distribution of temperature advection in upper jet stream trigger vertical currents in the marginal area of upper jet stream and cause airplane turbulence.
结果表明,高空急流区温度平流分布的不均匀性,会在急流附近等温线密集区边缘激发出空气垂直运动和湍流,引起飞机颠簸。
This study focuses on the influence of initial fiber moisture content, air temperature, air flux and loading ratio on the drying efficiency and quality of wood fiber in impinging stream-drying system.
该文以垂直倾斜半环多级组合对撞流干燥系统为研究对象,通过对木质纤维进行初含水率、气流流量、气流温度和带载率等系统参数的实验研究,探讨木质纤维的对撞流干燥特性。
A light stream of air will prevent excess moisture and fungal growth, but note that too much ventilation can affect the quality of your wine by creating large changes in temperature.
一个轻的气流将防止多余的水分和真菌的生长,但需要注意的是,太多的通风会影响酒的质量因为温度变化较大。
Therefore, in order to prevent the chill defect, it is must to ensure sufficient stream inoculation and to increase the pouring temperature.
防止措施是确保足够的随流孕育量,提高浇注温度。
The distribution of wall temperature is greatly influenced by the fuel supply quantity and the Mach number of main stream, but little influenced by the temperature of main stream.
供油量和主流马赫数对试验件的壁温分布趋势影响较大,主流温度对壁温分布趋势的影响较小。
The high temperature two-stream digestion technology developed by China is suitable to process diaspore with indirect heating digestion technology.
我国自行开发成功的高温双流法溶出技术是实现一水硬铝石矿间接加热强化溶出的适宜选择。
The movement and diffusion process of pollutants in current of water are affected by water temperature, local flow velocity and direction, stream shape, and so on.
由于污染物在水流中的扩散迁移过程受水温、局部流速与流向、河道形状等因素的影响。
Through side-stream test, the result of butadiene removal by DD-1, service life, butene loss, and the influences of reaction velocity and reaction temperature on the catalyst are analyzed.
通过侧流试验分析了DD - 1脱除丁二烯的效果、使用寿命和丁烯损耗情况、反应空速和反应温度对催化剂的影响。
The variation of wellbore pressure can lead to the vary of temperature and saturated steam's parameter during thermal production by the stream injection.
在注蒸汽热采过程中,井筒中压力的变化必然导致井筒温度和饱和蒸汽物性参数的变化。
The purpose of pre-processing is to decrease the influence of the environment such as illumination, temperature, noise and the unstable factor of the stream line.
在对采集图像进行预处理时,目的是为了去掉环境对图像的影响,如光照,温度,噪声以及因为流水线不稳定等因素造成的影响。
The regenerative indirect evaporative cooling with the positive feedback principle, can further decrease the temperature of the prime air stream and expand the useful range of available energy.
回热式间接蒸发冷却具有正反馈式工作原理,能进一步降低一次空气温度,扩大有用能的利用范围。
Effects of reaction conditions, including WHSV, reaction temperature, N_2 content and time on stream, were studied on side chain alkylation of toluene with methanol over basic zeolite catalysts.
研究了重量空速、反应温度、载气流速、反应时间等工艺条件对甲苯、甲醇在碱性沸石上侧链烷基化反应的影响。
Low temperature separation, USES the high energy from the well stream to throttle and reduce pressure, then remove the condensate.
低温分离,是利用地层本身能量节流降压制冷,用低温分离方法脱除天然气中凝液的处理工艺。
The fluid flow control system of claim 3, further comprising a temperature sensor disposed in an outlet stream and in communication with the electronic control module to form a feedback loop.
如权利要求3所述的流量控制系统,进一步包括放置在出水口水流中与电子控制模块相连并组成反馈回路的温度传感器。
At each temperature or flow rate, analyses of reaction products were taken at a time-on-stream of 30 min.
在每一个黄金温度,流速,分析反应产物在时间上的30分钟流措施。
Condensation of crude oil in the wax patterns and distribution of degenerative changes in the process of mid-stream, shear stress, flow time, temperature has a direct bearing on such factors.
原油中蜡的凝结形态与输送过程中流变性的变化、剪切力作用、流动时间、温差等因素有直接关系。
This paper reported the results from industrial side-stream test of the new NT-13 low-temperature desulfurizing agent.
本文报导了低温氨气脱硫剂工业侧流试验情况。
This paper reported the results from industrial side-stream test of the new NT-13 low-temperature desulfurizing agent.
本文报导了低温氨气脱硫剂工业侧流试验情况。
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