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    • 3. 发明授权
    • Estimating health parameters or symptoms of a degrading system
    • 评估降解系统的健康参数或症状
    • US07869928B2
    • 2011-01-11
    • US11386738
    • 2006-03-23
    • Thomas von HoffAndreas PoncetKonrad Stadler
    • Thomas von HoffAndreas PoncetKonrad Stadler
    • G06F19/00
    • G05B23/0254
    • The present invention is concerned with the estimation of health parameters p(k) representing symptoms of a slowly degrading system, in particular industrial gas turbines. According to the invention, an estimation of a true health or independent parameter vector at time step k uses the estimation of the true health or parameter vector at a previous time step k−1 as a starting value for the production of a predicted health parameter vector at time step k. Based on the latter and a set of measured values of input variables of an extended model of the system, a prediction of output variables of the model is produced. This predicted model output is compared with measured values of the output variables to yield an error. From this error, a health parameter estimator in turn produces a health parameter estimate as a revision of the predicted health parameters. Preferably, the estimation of a true health or independent parameter vector at time step k includes a generalized process noise representing stochastic uncertainty and/or a-priori knowledge of an evolution of the health parameters.
    • 本发明涉及代表慢性降解系统特别是工业燃气轮机的症状的健康参数p(k)的估计。 根据本发明,在时间步骤k对真健康或独立参数矢量的估计使用在先前时间步骤k-1处的真实健康或参数矢量的估计作为生成预测健康参数矢量的起始值 在时间步骤k。 基于后者和系统的扩展模型的输入变量的一组测量值,产生了模型的输出变量的预测。 将该预测模型输出与输出变量的测量值进行比较以产生误差。 从该错误中,健康参数估计器又产生健康参数估计值作为预测健康参数的修订。 优选地,在时间步骤k对真实健康或独立参数向量的估计包括表示随机不确定性的概括过程噪声和/或健康参数演化的先验知识。
    • 4. 发明申请
    • METHOD AND SYSTEM FOR MONITORING PROCESS STATES OF AN INTERNAL COMBUSTION ENGINE
    • 用于监测内燃机过程状态的方法和系统
    • US20090281737A1
    • 2009-11-12
    • US12480411
    • 2009-06-08
    • Konrad STADLERAndreas PoncetThomas Von Hoff
    • Konrad STADLERAndreas PoncetThomas Von Hoff
    • G01B3/44
    • F02C9/00F01D17/08F02C7/057F02D41/0007F02D41/1445F02D41/1446F02D41/1447F02D41/1497F02D41/18F02D2200/1004F05D2260/80F05D2270/303Y02T10/144
    • For monitoring (unmeasured) process states of a rotating machine having a combustion chamber (e.g. a gas turbine), compositions of educts entering the combustion chamber are measured. Based on the compositions of the educts, the composition of the product produced by the combustion chamber can be determined. Moreover, the mechanical power (Pmech) generated by the rotating machine can be determined. Based on the mechanical power (Pmech), the composition of the educts and product, and stoichiometric relationships of educts and product, the values of process states, such as the air mass flow (wa) through the compressor leading into the combustion chamber and/or the gas mass flow (wg), the composition and/or the temperature (T3) of exhaust gas exiting the combustion chamber can be determined. Based on precise measurements of the educt (e.g. the composition of air and fuel in the combustion process), the product (i.e. the composition of the exhaust gas and its temperature) is derived and, without the need of an iterative or recursive method, the turbine inlet temperature (T3) can be monitored and controlled.
    • 对于具有燃烧室(例如,燃气轮机)的旋转机器的监测(未测量)过程状态,测量进入燃烧室的离析物的组成。 基于离析物的组成,可以确定由燃烧室产生的产物的组成。 此外,可以确定由旋转机器产生的机械功率(Pmech)。 基于机械功率(Pmech),离析物和产物的组成以及离子和产物的化学计量关系,通过经过通向燃烧室的压缩机的空气质量流量(wa)和/ 或气体质量流量(wg),可以确定离开燃烧室的废气的组成和/或温度(T3)。 基于对流出物的精确测量(例如燃烧过程中的空气和燃料的组成),导出产物(即废气的组成及其温度),并且不需要迭代或递归方法 涡轮进口温度(T3)可以被监测和控制。
    • 5. 发明申请
    • SYSTEM AND ASSOCIATED METHOD FOR MONITORING AND CONTROLLING A POWER PLANT
    • 用于监测和控制发电厂的系统及相关方法
    • US20130006428A1
    • 2013-01-03
    • US13523530
    • 2012-06-14
    • Marc ANTOINEMehmet MERCANGOEZThomas VON HOFF
    • Marc ANTOINEMehmet MERCANGOEZThomas VON HOFF
    • G06F1/26
    • F23D1/00F23D2201/00F23K3/00F23K2201/1006F23N5/003Y02T50/677
    • A control system for a power plant having a mill for pulverizing material for input into a combustion system of the power plant includes first and second sensors for recording first and second parameter of first and second outputs from the combustion system, respectively, an adjuster system for adjusting and recording at least one variable parameter of the combustion system, and a state estimator component configured to receive a first signal relating to the first parameter, a second signal relating to the second parameter and a third signal relating to the at least one variable system parameter. The state estimator component uses the first to third signals to produce a material parameter indicator signal and a system state indicator signal. The control system includes an output component configured to receive the material parameter indicator system state indicator signals and to combine these signals to produce an output control signal.
    • 一种用于具有用于输入到发电厂的燃烧系统中的用于粉碎材料的粉碎机的发电厂的控制系统包括分别用于记录来自燃烧系统的第一和第二输出的第一和第二参数的第一和第二传感器,分别用于 调整和记录燃烧系统的至少一个可变参数,以及状态估计器组件,被配置为接收与第一参数相关的第一信号,与第二参数相关的第二信号和与至少一个可变系统有关的第三信号 参数。 状态估计器组件使用第一至第三信号来产生材料参数指示符信号和系统状态指示符信号。 所述控制系统包括被配置为接收所述材料参数指示器系统状态指示符信号并且组合这些信号以产生输出控制信号的输出部件。
    • 6. 发明授权
    • Method and system for monitoring process states of an internal combustion engine
    • 用于监测内燃机过程状态的方法和系统
    • US08280647B2
    • 2012-10-02
    • US12480411
    • 2009-06-08
    • Konrad StadlerAndreas PoncetThomas Von Hoff
    • Konrad StadlerAndreas PoncetThomas Von Hoff
    • G01B3/00
    • F02C9/00F01D17/08F02C7/057F02D41/0007F02D41/1445F02D41/1446F02D41/1447F02D41/1497F02D41/18F02D2200/1004F05D2260/80F05D2270/303Y02T10/144
    • For monitoring (unmeasured) process states of a rotating machine having a combustion chamber (e.g. a gas turbine), compositions of educts entering the combustion chamber are measured. Based on the compositions of the educts, the composition of the product produced by the combustion chamber can be determined. Moreover, the mechanical power (Pmech) generated by the rotating machine can be determined. Based on the mechanical power (Pmech), the composition of the educts and product, and stoichiometric relationships of educts and product, the values of process states, such as the air mass flow (wa) through the compressor leading into the combustion chamber and/or the gas mass flow (wg), the composition and/or the temperature (T3) of exhaust gas exiting the combustion chamber can be determined. Based on precise measurements of the educt (e.g. the composition of air and fuel in the combustion process), the product (i.e. the composition of the exhaust gas and its temperature) is derived and, without the need of an iterative or recursive method, the turbine inlet temperature (T3) can be monitored and controlled.
    • 对于具有燃烧室(例如,燃气轮机)的旋转机器的监测(未测量)过程状态,测量进入燃烧室的离析物的组成。 基于离析物的组成,可以确定由燃烧室产生的产物的组成。 此外,可以确定由旋转机器产生的机械功率(Pmech)。 基于机械功率(Pmech),离析物和产物的组成以及离子和产物的化学计量关系,通过经过通向燃烧室的压缩机的空气质量流量(wa)和/ 或气体质量流量(wg),可以确定离开燃烧室的废气的组成和/或温度(T3)。 基于对流出物的精确测量(例如燃烧过程中的空气和燃料的组成),导出产物(即废气的组成及其温度),并且不需要迭代或递归方法 涡轮进口温度(T3)可以被监测和控制。
    • 7. 发明授权
    • Method for remotely controlling and/or regulating a system
    • 用于远程控制和/或调节系统的方法
    • US08032749B2
    • 2011-10-04
    • US10510372
    • 2003-04-04
    • Florian StraubThomas von HoffMario CrevatinHans-Peter ZügerBernhard Deck
    • Florian StraubThomas von HoffMario CrevatinHans-Peter ZügerBernhard Deck
    • H04L29/06G06F21/00
    • H04M11/007
    • The invention relates to a method for remotely controlling and/or regulating at least one system (1), in particular an industrial system using a communications device (2) which is assigned to the system (1), and at least one receiver device (3), information relating to the system being transmitted from the communications device (2) to the at least one receiver device (3), the information containing a validation code which is generated by the communications device (2), a message being received by the communications device (2), the communications device (2) extracting a check code and instruction information from the message according to a first extraction rule, the communications device (2) validating the message by means of the validation code and check code, and the instruction information being implemented by the system (1) only when the validation is successful.
    • 本发明涉及用于远程控制和/或调节至少一个系统(1)的方法,特别是使用分配给系统(1)的通信设备(2)的工业系统和至少一个接收机设备( 3)与从通信设备(2)发送到至少一个接收机设备(3)的系统有关的信息,该信息包含由通信设备(2)产生的验证码,由 通信设备(2),通信设备(2)根据第一提取规则从消息中提取校验码和指令信息,通信设备(2)通过验证码和校验码对消息进行验证,以及 所述指令信息仅在验证成功时由系统(1)实现。
    • 8. 发明申请
    • ESTIMATING HEALTH PARAMETERS OR SYMPTOMS OF A DEGRADING SYSTEM
    • 评估降解系统的健康参数或症状
    • US20110160980A1
    • 2011-06-30
    • US12987654
    • 2011-01-10
    • Thomas von HoffAndreas PoncetKonrad Stadler
    • Thomas von HoffAndreas PoncetKonrad Stadler
    • G01M15/14G01M15/00
    • G05B23/0254
    • The present invention is concerned with the estimation of health parameters p(k) representing symptoms of a slowly degrading system, in particular industrial gas turbines. According to the invention, an estimation of a true health or independent parameter vector at time step k uses the estimation of the true health or parameter vector at a previous time step k−1 as a starting value for the production of a predicted health parameter vector at time step k. Based on the latter and a set of measured values of input variables of an extended model of the system, a prediction of output variables of the model is produced. This predicted model output is compared with measured values of the output variables to yield an error. From this error, a health parameter estimator in turn produces a health parameter estimate as a revision of the predicted health parameters. Preferably, the estimation of a true health or independent parameter vector at time step k includes a generalised process noise representing stochastic uncertainty and/or a-priori knowledge of an evolution of the health parameters.
    • 本发明涉及代表慢性降解系统特别是工业燃气轮机的症状的健康参数p(k)的估计。 根据本发明,在时间步骤k对真健康或独立参数矢量的估计使用在先前时间步骤k-1处的真实健康或参数矢量的估计作为生成预测健康参数矢量的起始值 在时间步骤k。 基于后者和系统的扩展模型的输入变量的一组测量值,产生了模型的输出变量的预测。 将该预测模型输出与输出变量的测量值进行比较以产生误差。 从该错误中,健康参数估计器又产生健康参数估计值作为预测健康参数的修订。 优选地,在时间步骤k对真实健康或独立参数向量的估计包括表示随机不确定性的概括过程噪声和/或健康参数演化的先验知识。
    • 10. 发明申请
    • Method for remotely controlling and/or regulating a system
    • 用于远程控制和/或调节系统的方法
    • US20050221811A1
    • 2005-10-06
    • US10510372
    • 2003-04-04
    • Florian StraubThomas Von HoffMario CrevatinHans-Peter ZugerBernhard Deck
    • Florian StraubThomas Von HoffMario CrevatinHans-Peter ZugerBernhard Deck
    • H04M1/00H04M11/00H04M3/00
    • H04M11/007
    • The invention relates to a method for remotely controlling and/or regulating at least one system (1), in particular an industrial system using a communications device (2) which is assigned to the system (1), and at least one receiver device (3), information relating to the system being transmitted from the communications device (2) to the at least one receiver device (3), the information containing a validation code which is generated by the communications device (2), a message being received by the communications device (2), the communications device (2) extracting a check code and instruction information from the message according to a first extraction rule, the communications device (2) validating the message by means of the validation code and check code, and the instruction information being implemented by the system (1) only when the validation is successful.
    • 本发明涉及用于远程控制和/或调节至少一个系统(1)的方法,特别是使用分配给系统(1)的通信设备(2)的工业系统和至少一个接收机设备( 3)与从通信设备(2)发送到至少一个接收机设备(3)的系统有关的信息,该信息包含由通信设备(2)产生的验证码,由 通信设备(2),通信设备(2)根据第一提取规则从消息中提取校验码和指令信息,通信设备(2)通过验证码和校验码对消息进行验证,以及 所述指令信息仅在验证成功时由系统(1)实现。