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    • 1. 发明授权
    • Method of controlling a power generation system
    • 控制发电系统的方法
    • US07269953B2
    • 2007-09-18
    • US10928524
    • 2004-08-27
    • Satish GaddeChristopher HumphreyStefan SchneiderFadi TadrosJatinder Singh
    • Satish GaddeChristopher HumphreyStefan SchneiderFadi TadrosJatinder Singh
    • F02C9/50
    • F02C9/22F01D17/162F02C3/30F02C9/26F05D2270/303Y02E20/16
    • A method of controlling a gas turbine system (10) may include controlling an inlet guide vane position (98) to maintain a turbine (24) exhaust temperature at a corrected value that is a function of a compressor (12) inlet temperature and a turbine (24) normalized load. The method may include selecting the minimum value (138) of a part load tunable value, a part load maximum value and a fixed maximum value of a turbine (24) exhaust temperature for the corrected value. A corrected value setpoint may be determined (94) for the gas turbine system (10) operating at a part load condition where at least one of a fuel flow rate and the inlet guide vane position is controlled (98) so the corrected value does not exceed the corrected value setpoint. The corrected value may prevent a turbine (24) engine from exceeding its firing temperature during operation and ensure the engine operates within combustor dynamics and emissions limits.
    • 控制燃气涡轮机系统(10)的方法可以包括控制入口引导叶片位置(98)以将涡轮机(24)的排气温度维持在作为压缩机(12)入口温度和涡轮机的函数的校正值 (24)归一化负载。 该方法可以包括为校正值选择零件负载可调整值的最小值(138),部分负荷最大值和涡轮机(24)排气温度的固定最大值。 可以在控制燃料流量和入口引导叶片位置中的至少一个(98)的部分负载状态下操作的燃气轮机系统(10)确定校正值设定点(94),使得校正值不 超过校正值设定值。 校正值可以防止涡轮(24)发动机在运行期间超过其燃烧温度,并且确保发动机在燃烧室动力学和排放限制内运行。
    • 2. 发明申请
    • Method of controlling a power generation system
    • 控制发电系统的方法
    • US20060042258A1
    • 2006-03-02
    • US10928524
    • 2004-08-27
    • Satish GaddeChristopher HumphreyStefan SchneiderFadi TadrosJatinder Singh
    • Satish GaddeChristopher HumphreyStefan SchneiderFadi TadrosJatinder Singh
    • F02C9/20
    • F02C9/22F01D17/162F02C3/30F02C9/26F05D2270/303Y02E20/16
    • A method of controlling a gas turbine system (10) may include controlling an inlet guide vane position (98) to maintain a turbine (24) exhaust temperature at a corrected value that is a function of a compressor (12) inlet temperature and a turbine (24) normalized load. The method may include selecting the minimum value (138) of a part load tunable value, a part load maximum value and a fixed maximum value of a turbine (24) exhaust temperature for the corrected value. A corrected value setpoint may be determined (94) for the gas turbine system (10) operating at a part load condition where at least one of a fuel flow rate and the inlet guide vane position is controlled (98) so the corrected value does not exceed the corrected value setpoint. The corrected value may prevent a turbine (24) engine from exceeding its firing temperature during operation and ensure the engine operates within combustor dynamics and emissions limits.
    • 控制燃气涡轮机系统(10)的方法可以包括控制入口引导叶片位置(98)以将涡轮机(24)的排气温度维持在作为压缩机(12)入口温度和涡轮机的函数的校正值 (24)归一化负载。 该方法可以包括为校正值选择部分负载可调整值的最小值(138),部分负载最大值和涡轮机(24)排气温度的固定最大值。 可以在控制燃料流量和入口引导叶片位置中的至少一个(98)的部分负载状态下操作的燃气轮机系统(10)确定校正值设定点(94),使得校正值不 超过校正值设定值。 校正值可以防止涡轮(24)发动机在运行期间超过其燃烧温度,并且确保发动机在燃烧室动力学和排放限制内运行。
    • 3. 发明申请
    • Fuel control for starting a gas turbine engine
    • 用于启动燃气轮机的燃油控制
    • US20070101724A1
    • 2007-05-10
    • US11272226
    • 2005-11-10
    • Satish GaddeDamien TeehanJatinder SinghGary HildebrandtDanny KozachukJoseph Kollar
    • Satish GaddeDamien TeehanJatinder SinghGary HildebrandtDanny KozachukJoseph Kollar
    • F02C9/26
    • F02C9/263F05D2260/85
    • A method of controlling fuel flow to a combustor (18) of a gas turbine engine (10) during startup of the engine includes determining a relationship between Cv and valve position for a flow control valve (e.g., 24) in a fuel supply (20) to the combustor as a function of at least one real time parameter of fuel (30) in the fuel supply. The method also includes determining a value of the at least one parameter of the fuel before initiating a flow of the fuel to the combustor, and then calculating a first actual Cv value for the flow control valve at a target flow rate using the determined value of the parameter. The method then includes positioning the flow control valve to a first position corresponding to the actual Cv value based upon the determined relationship between Cv and valve position, and initiating the flow of fuel to the combustor through the flow control valve.
    • 在发动机启动期间控制燃气涡轮发动机(10)的燃料(18)的燃料流量的方法包括确定流量控制阀(例如, 作为燃料供应中的燃料(30)的至少一个实时参数的函数的燃料供给(20)的燃料供给(20)。 该方法还包括在开始向燃烧器的燃料流动之前确定燃料的至少一个参数的值,然后在a处计算流量控制阀的第一实际C值 目标流量使用确定的参数值。 该方法然后包括基于确定的阀门位置之间的关系将流量控制阀定位到对应于实际的阀值的第一位置,并启动流量 的燃料通过流量控制阀。
    • 8. 发明授权
    • AFSM circuit and method for low jitter PLL CMOS programmable divider
    • AFSM电路和低抖动PLL CMOS可编程分频器的方法
    • US07683679B2
    • 2010-03-23
    • US11985095
    • 2007-11-14
    • Hugo CheungJatinder Singh
    • Hugo CheungJatinder Singh
    • H03K21/00H03K23/00H03K25/00
    • H03K27/00H03K23/68
    • A frequency divider (10A) includes an asynchronous finite state machine (AFSM) configured as a counter (20) having an input coupled to an input clock signal (CLK) for producing information representative of a plurality of phase signals (F0,F1,F2,F3) each of which is a divided-down representation of the input clock signal (CLK) and each of which is phase-shifted by a predetermined amount with respect to another of the phase signals (F0,F1,F2,F3). Programmable circuitry (22) operates in response to both dynamic divide ratio information (DIV_RATIO) and the information representative of the plurality of phase signals (F0,F1,F2,F3) so as to generate an output clock signal (CLKOUT) that is divided down according to both the dynamic divide ratio information and the information representative of the plurality of phase signals (F0,F1,F2,F3).
    • 分频器(10A)包括被配置为计数器(20)的异步有限状态机(AFSM),其具有耦合到输入时钟信号(CLK)的输入,用于产生表示多个相位信号(F0,F1,F2 ,F3),其中的每一个是输入时钟信号(CLK)的分频表示,并且每个相对于另一个相位信号(F0,F1,F2,F3)相移一个预定量。 可编程电路(22)响应于动态分频比信息(DIV_RATIO)和表示多个相位信号(F0,F1,F2,F3)的信息而工作,以便产生分频的输出时钟信号(CLKOUT) 根据动态分频比信息和表示多个相位信号(F0,F1,F2,F3)的信息,下降。
    • 9. 发明申请
    • AFSM circuit and method for low jitter PLL CMOS programmable divider
    • AFSM电路和低抖动PLL CMOS可编程分频器的方法
    • US20090122950A1
    • 2009-05-14
    • US11985095
    • 2007-11-14
    • Hugo CheungJatinder Singh
    • Hugo CheungJatinder Singh
    • H03K21/00
    • H03K27/00H03K23/68
    • A frequency divider (10A) includes an asynchronous finite state machine (AFSM) configured as a counter (20) having an input coupled to an input clock signal (CLK) for producing information representative of a plurality of phase signals (F0,F1,F2,F3) each of which is a divided-down representation of the input clock signal (CLK) and each of which is phase-shifted by a predetermined amount with respect to another of the phase signals (F0,F1,F2,F3). Programmable circuitry (22) operates in response to both dynamic divide ratio information (DIV_RATIO) and the information representative of the plurality of phase signals (F0,F1,F2,F3) so as to generate an output clock signal (CLKOUT) that is divided down according to both the dynamic divide ratio information and the information representative of the plurality of phase signals (F0,F1,F2,F3).
    • 分频器(10A)包括被配置为计数器(20)的异步有限状态机(AFSM),其具有耦合到输入时钟信号(CLK)的输入,用于产生表示多个相位信号(F0,F1,F2 ,F3),其中的每一个是输入时钟信号(CLK)的分频表示,并且每个相对于另一个相位信号(F0,F1,F2,F3)相移一个预定量。 可编程电路(22)响应于动态分频比信息(DIV_RATIO)和表示多个相位信号(F0,F1,F2,F3)的信息而工作,以便产生分频的输出时钟信号(CLKOUT) 根据动态分频比信息和表示多个相位信号(F0,F1,F2,F3)的信息,下降。