Through piping model test and pump unit trial it is shown that with the two types of isolating shims the vibration acceleration of the piping system can be reduced evidently.
经管路模型试验和水泵机组试验证明，这两种隔振垫可使管路系统振动加速度级明显下降。
The dynamic system model is coupled with geothermal heat exchanger model and heat pump unit model, which is based on the conservation of mass and energy.
采用确定性模型法建立了热泵机组的模型，然后通过能量和质量守衡方程序建立了系统动态耦合模型。
A remodeling design of circulating pump of 600 MW power unit is introduced which adopts different conversion factors for the impeller and guide blade according to the same model pump.
介绍了600MW火电机组用大型立式循环水泵的一种改型设计方法，即针对同一模型，叶轮与导叶体采用不同的换算系数进行设计。
Result calculated by the mathematics model indicates that pipeline capacity decreases as the length of pipeline increases and reliability of pump unit reduces.
该数学模型计算的结果表明，管道的输送能力随泵机组可靠度的降低和管道长度的增加而减小。
The steady mathematic model of water source heat pump unit for small house is established, and the characteristics of the unit are simulated.
建立了小型住宅用水源热泵机组稳态数学模型，对机组特性进行了模拟。
Takes a heat pump unit to calculate by the model. Obtains its performance under frosting condition.
根据该模型选择某种热泵进行了计算，得到了该热泵在结霜工况下的性能。
A general steady-state simulation model was presented for predicting the performance of air source heat pump unit in low ambient operating conditions.
本文利用已建立并通过实验验证的空气源热泵机组稳态仿真数学模型，对机组在新工况与常规工况下的低温稳态特性进行了计算机仿真。
A general steady-state simulation model was presented for predicting the performance of air source heat pump unit in low ambient operating conditions.
本文利用已建立并通过实验验证的空气源热泵机组稳态仿真数学模型，对机组在新工况与常规工况下的低温稳态特性进行了计算机仿真。
应用推荐