公开(公告)号：US20140325990A1

公开(公告)日：2014-11-06

申请号：US14070805

申请日：2013-11-04

Applicant: Hitachi, Ltd.

Inventor： Hiroki TAKEDA ,  Ryo AKIYAMA ,  Yasuo TAKAHASHI

IPC: F02C3/30

CPC classification number: F02C3/30 ,  F01D17/16 ,  F01K21/047 ,  F02C9/20 ,  F05D2260/2322 ,  F05D2270/082 ,  F05D2270/101 ,  F05D2270/16 ,  Y02E20/14 ,  Y02E20/16

Abstract: A gas turbine having a compressor for compressing air, a combustor for taking in compressed air discharged from the compressor, mixing it with fuel, and burning them, and a turbine driven by combustion gas generated in the combustor, comprising: inlet guide vanes installed at a stage near an inlet of the compressor for adjusting a compressor flow rate by changing an attaching angle thereof, a steam injection mechanism for injecting steam to the combustor, a steam adjustment valve for adjusting the steam injection rate, and a steam rate control mechanism for adjusting an opening of the steam adjustment valve, a steam monitoring mechanism for monitoring the steam rate injected to the combustor, an air temperature monitoring mechanism for monitoring an atmospheric temperature, and a control unit for determining whether a restriction value of the steam injection rate using a temperature, an opening of the inlet guide vanes, and the steam injection rate as indexes is satisfied, and controlling at least one of a temperature of air flowing into the compressor, the steam injection rate, and the inlet guide vane opening.

Abstract translation: 一种具有用于压缩空气的压缩机的燃气轮机，用于吸入从压缩机排出的压缩空气的燃烧器，将其与燃料混合并燃烧的燃气轮机，以及由燃烧器中产生的燃烧气体驱动的涡轮，包括：入口导向叶片，安装在 用于通过改变其附着角度来调节压缩机流量的压缩机附近的阶段，用于向燃烧器喷射蒸汽的蒸汽喷射机构，用于调节蒸汽喷射速率的蒸汽调节阀，以及用于 调节蒸汽调节阀的开度，用于监测喷射到燃烧器的蒸汽速率的蒸气监测机构，用于监测大气温度的空气温度监测机构，以及控制单元，用于确定是否使用蒸汽喷射速率的限制值 满足入口导向叶片的温度，开口和作为指标的蒸汽喷射速度，并进行控制 进入流入压缩机的空气的温度，蒸汽喷射速度和入口导向叶片开口中的至少一个。