unit of heat meaning in English
热单位
热量单位
Examples
- The unit of heat we shall use most frequently is the kilocalorie .
我们最常用的热量单位是千卡。 - The unit of heat energy commonly used in physics is the calorie .
在物理学中，热能单位一般用卡表示。 - Quantities and units of heat
热学的量和单位 - The immersion electrical heater is chiefly applied in the direct contact mode of fluid heating . it features fast heat exchange and high thermal efficiency . it has the varieties of water heater , oil heater and gas heater . its heating element power density , i . e . the power per unit of heating area of the heating element , is an important parameter of the electrical heating element , which has a direct bearing on the performance and working life . the working out of the value is a highly specialized problem , being under the influence of many factors ( media flow rate , tempt , physical and chemical properties and direction in which the medium flows past the element etc )
浸入式电加热器主要用于直接对流体接触加热的场合，具有热交换快，热效率高等特点，分为水用加热器、油用加热器、气体用加热器，加热元件的功率密度：即电加热元件单位发热面积上的功率，它是电加热元件极重要的参数，直接影响加热器的使用性能及使用寿命，它的取值是一个非常专业的问题，受到许多因素的影响（如介质的流速、温度、物理和化学性质及介质流过加热元件的方向等等） 。 - Focusing on the problem of sound field of scattering due to the existence of tubes , the general mathematical model modeled according the condition of plant , and then the coefficient of sound scattering is resolved by using the method of inverse matrix , the functions of arbitrary configuration of tubes is got , the far field scattered pressure and near field scattered intensity of the unit of heat exchanger tubes is calculated , at last , the effect of soot cleaning due to the existence is analyzed
论文根据炉内管束的实际情况，建立换热器管束声波散射的通用数学模型，利用迭加原理法求解模型中的待定散射作用系数，得出任意布置管束的散射声场特性，并具体计算锅炉换热器管束单元声波散射远场声压分布和近场壁面的声强分布，最后分析由于声波的多重散射作用而对声波吹灰的影响。