The design and manufacture of hot runner plates, including its runner, heating mode, calculation of thermal power, compensation for thermal expansion amount and sealing, etc. were discussed in detail.
详细讨论了热流道板的流道设计、加热形式及热功率计算、热膨胀量补偿以及密封等问题，并对流道板的制造方法作了介绍。
This paper puts forward a calculation method to define the ratio of district heating and electricity generation in a cogeneration power plant.
引入了能级比和纯供热耗热的概念，提出了对应的热电比计算方法。
The structure design and the calculation of the sizes, heating power, linear swell value of hot runner system were discussed in detail. A two-step demoulding mechanism was also introduced.
详细介绍热流道模具浇注系统结构设计和尺寸计算、热流道板加热功率计算、热流道板线膨胀量计算及在设计时应注意的一些问题，并介绍了一种二级脱模机构。
By analyzing the power transfer between the infrared heat source and the prepreg, the paper proposes calculation methods and equations about the transfer coefficients in the infrared heating process.
通过对红外热源与预浸带能量传输过程的分析，提出了红外加热过程中各传递系数的计算方法和公式。
By analyzing the power transfer between the infrared heat source and the prepreg, the paper proposes calculation methods and equations about the transfer coefficients in the infrared heating process.
通过对红外热源与预浸带能量传输过程的分析，提出了红外加热过程中各传递系数的计算方法和公式。
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