Waste Heat Recovery System and Method of Operating the Same
    3.
    发明申请
    Waste Heat Recovery System and Method of Operating the Same 有权
    废热回收系统及其运行方法

    公开(公告)号:US20160138427A1

    公开(公告)日:2016-05-19

    申请号:US15008746

    申请日:2016-01-28

    Abstract: A method of recovering waste heat includes pressurizing a flow of working fluid and transferring heat from a hot gas stream to the flow of working fluid in at least two successively arranged heat transfer sections. At least some of the working fluid is converted to a superheated vapor by the transfer of heat, and passes through an expander to recover useful work. A portion of the flow of working fluid is directed along a branch after having passed through at least one of the heat transfer sections, and bypasses the expander and at least one of the heat transfer sections before being recombined with the working fluid that has passed through the expander. The total flow rate of working fluid can be adjusted to regulate the temperature of the hot gas stream downstream of the heat transfer sections, and the amount of fluid that bypasses along the branch can be adjusted to regulate the temperature of the superheated vapor.

    Abstract translation: 回收废热的方法包括在至少两个连续布置的传热部分中加压工作流体流并将热量从热气流传递到工作流体流。 至少一些工作流体通过热量转化为过热蒸汽,并通过膨胀机以恢复有用的工作。 工作流体流的一部分在已经通过至少一个传热部分之后沿着分支引导,并且在与已经通过的工作流体重新组合之前绕过膨胀器和至少一个传热部分 扩张器。 可以调节工作流体的总流量以调节传热部分下游的热气流的温度,并且可以调节沿着分支绕过的流体的量以调节过热蒸气的温度。

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