The cooling pipe, using circling cooled water to reduce the heat of hydration in concrete DAMS, is the most efficient method for temperature controlling in concrete DAMS.
在混凝土坝中利用冷却水管中循环冷水来降低混凝土内部水泥的水化热温升,是混凝土坝温度控制的最有效措施。
The effect of cooling rate and undercooling temperature on the rate and amount of dehydrogenation was studied by magnetic balance simulation method.
用磁秤模拟方法研究了冷却速度和过冷温度对镍铬钢排氢速度和排氢量的影响。
In this paper, a hybrid element method is used to analyse the unsteady plane temperature field of mass concrete DAMS provided with cooling pipe.
本文应用杂交元方法对大体积混凝土坝中具有冷却水管的平面不稳定温度场进行了分析。
The application and measuring method of a slab surface temperature measuring system for secondary cooling zone of continuous casting are introduced.
本文介绍一个连铸二冷区铸坯表面温度测量系统的测量方法和实际应用情况。
This paper sets up a kind of method to calculate the temperature field of the winding in large natural circulation power transformer with oriented cooling structure.
本文建立了一种能够计算大型自然油循环导向冷却结构变压器线圈温度场的方法。
The cooling method of nature oil circulation is not only widely used in small-middle type power transformer, but also used in large type power transformer with low load and low ambient temperature.
自然油循环的冷却方式不仅广泛应用于电力网中的中小型电力变压器,也会在在大型电力变压器低负荷和低环境温度时应用。
The test result shotoed that using this cooling method the circulating water can be cooled down to a temperature be-low the ambient temperature under certain conditions.
实验结果表明:该冷却方式在一定的鼓泡条件下,可以将循环水冷却到环境温度之下。
The method to simulate the temperature field with cooling pipes by ANSYS is proposed, and the key problems in the process is analyzed.
提出了用ANSYS有限元软件模拟冷却水管温度场的计算方法,并对模拟过程中的关键问题进行了分析。
The temperature and stress-strain field of steel plate runout table cooling are simulated using thermo-elastoplastic finite element method.
针对钢板冷却发生翘曲变形的问题,利用热弹塑性有限元法对中厚板冷却过程的温度场及应力应变场进行数值模拟。
The present problems of temperature decreased in electrical system are analyzed, and the compare of evaporative cooling method and traditional methods are made.
分析目前电力系统中降温方面存在的问题,并对相变降温方式与传统降温方式进行比较。
The A356 aluminum alloy semi-solid slurry by damper cooling tube method was prepared under different pouring temperature conditions, and was compared with ones by cooling slope method.
介绍了阻尼冷却管法制备a 356铝合金半固态浆料工艺的试验装置及其工艺流程,在不同浇注温度下进行了系列试验,并与冷却斜槽法进行了对比分析。
The equipment and method for research of water-cooling on steel plate are introduced, its temperature field analysed.
对钢板水冷研究的设备和方法进行了介绍,对水冷钢板的温度场进行了分析。
According to the criteria on testing air cooling equipments by means of air enthalpy difference method, air humidity is often obtained in the way of sampling wet bulb temperature.
在用空气焓差法测量空气冷却设备冷量的标准中,空气湿度常用湿球温度取样的方法测得。
An advanced control method is necessary for large low temperature (air cooling) environment simulation test system because of its complexity, more interference factors and poor safety.
大型低温(空气制冷)环境模拟试验系统的模型复杂、干扰因素多、安全性差,亟待寻求先进的控制方法支持。
Through proposed equivalent mould cooling method, the temperature evolution of cold feeding ingot and hot feeding ingot process were simulated and investigated, separately.
采取等效模冷法,分别模拟了冷送和热送过程钢锭表面和心部温度场的演化。
A suitable cooling method should not only decrease cell temperature, balance the non-uniformity of light spot, but also easy to mount, has a low power consumption, and is reliable.
合理的冷却方法应该不仅可以降低电池温度,平衡光斑不均匀性,还有具有安装方便,功耗低,可靠性高等特性。
This paper USES the equivalent thermal network method to calculate the stator temperature field of the water-hydrogen-hydrogen-cooled turbo-generators when the water cooling system.
本文采用热网络法计算了水-氢-氢汽轮发电机稳态运行冷却水路堵塞时的定子温度场。
Presents the calculation method of cooling loss and temperature rising caused by cooling loss of the variable water flow secondary piping network in district cooling system(DCS).
介绍了区域供冷系统二次管网的冷量损失及冷量损失导致的温升的计算方法,并对某个二次泵变流量运行的区域供冷系统进行了计算。
The temperature field of a large forged back-up roll during differential heating and cooling was simulated with a computer based finite element method.
利用热处理温度场的计算机模拟软件计算出大型锻钢支承辊锻件差温加热及冷却时的温度场。
In order to control the temperature of working oil effectively, the method that replace the air-cooling radiator with water cooling radiator and adjust its setting position can be adopted.
为了有效地控制工作油温,可采用水冷散热器替代原风冷散热器,并调整其安装位置的方法。
A proper numerical method was chosen to calculate the change of water and temperature inside food during the cooling procedure in the hypobaric environment by computer.
采用数值计算方法,编写了相关的程序,对食品在减压冷藏环境下的冷却过程进行了模拟计算。
This paper describes the constant temperature controlling system of cooling water in the PET cyclotron, including its design principle, structure, method and features.
针对磁滞伸缩材料在应用中对温度的要求,设计了基于逻辑规则控制算法的水温控制系统。
This paper describes the constant temperature controlling system of cooling water in the PET cyclotron, including its design principle, structure, method and features.
针对磁滞伸缩材料在应用中对温度的要求,设计了基于逻辑规则控制算法的水温控制系统。
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