METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS
    1.
    发明申请
    METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS 有权
    增强发电厂发电单位控制的方法和系统

    公开(公告)号:US20160146118A1

    公开(公告)日:2016-05-26

    申请号:US14555130

    申请日:2014-11-26

    Abstract: A control method for optimizing an operation of a power plant having generating units during a selected operating period subdivided so to include regular intervals within which each of the generating units comprises one of an on-condition and an off-condition. The control method may include: determining a preferred case for each of the competing operating modes for the intervals; based upon the preferred cases, selecting proposed turndown operating sequences for the selected operating period; determining a shutdown operation for each of the generating units comprising the off-condition for one or more intervals during the selected operating period and, therefrom, calculating a shutdown economic outcome; determining a turndown operation for each of the generating units comprising the on-condition for one or more intervals during the selected operating period and, therefrom, calculating a turndown economic outcome; calculating a sequence economic outcome for each of the proposed turndown operating sequences; and comparing the sequence economic outcomes.

    Abstract translation: 一种用于优化在所选择的操作周期内具有生成单元的发电厂的操作的控制方法,所述操作周期被细分为包括规则间隔,其中每个发电单元包括接通状态和关闭状态之一。 控制方法可以包括:为间隔的每个竞争操作模式确定优选情况; 基于优选的情况,选择所选择的操作期间的提议的下降操作序列; 确定每个所述发电单元的关闭操作,所述发电单元包括在所选择的运行期间内的一个或多个间隔的关闭状态,并且由此计算关闭经济结果; 确定在所选择的运行期间内包括所述接通状态的每个所述发电单元的一个或多个间隔的下降操作,并且由此计算调低经济结果; 计算每个拟议的下调操作序列的序列经济结果; 并比较序列经济结果。

    METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS
    2.
    发明申请
    METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS 审中-公开
    增强发电厂发电单位控制的方法和系统

    公开(公告)号:US20160147204A1

    公开(公告)日:2016-05-26

    申请号:US14555221

    申请日:2014-11-26

    CPC classification number: G05B13/042 G05F1/66

    Abstract: A method for operating a sensor in a thermal generating unit. The method may include the steps of: defining lookback periods, wherein the lookback periods each include previous periods of operation for the thermal generating unit, the lookback periods including at least a first lookback period and a second lookback period; receiving a first dataset regarding readings for the sensor during the first lookback period; receiving a second dataset regarding the readings the sensor during the second lookback period; performing a first check on the first dataset and obtaining therefrom a first result; performing a second check on the second dataset and obtaining therefrom a second result; and determining a likelihood as to whether the sensor is malfunctioning based on the first and the second results.

    Abstract translation: 一种用于在热发生单元中操作传感器的方法。 该方法可以包括以下步骤:定义回收周期,其中回溯周期各自包括热生成单元的先前操作周期,回溯期包括至少第一回溯期和第二回溯周期; 在第一回顾期间接收关于传感器读数的第一数据集; 在第二回顾期间接收关于传感器的读数的第二数据集; 对所述第一数据集执行第一检查并从其获得第一结果; 对所述第二数据集执行第二检查并从其获得第二结果; 以及基于第一和第二结果确定传感器是否发生故障的可能性。

    Systems and Methods of Forecasting Power Plant Performance
    3.
    发明申请
    Systems and Methods of Forecasting Power Plant Performance 审中-公开
    电厂性能预测系统与方法

    公开(公告)号:US20160371405A1

    公开(公告)日:2016-12-22

    申请号:US14744291

    申请日:2015-06-19

    CPC classification number: G06F17/5009 G06F2217/16 G06N3/08

    Abstract: Embodiments of the disclosure relate to systems and methods of forecasting power plant performance. In one embodiment, a system can include a computer that is configured to use a calibrated physics-based simulation model to generate training data. The training data is used by the computer to effectuate a surrogate neural network model. Furthermore, the computer is configured to receive a periodic performance index. The periodic performance index, which is indicative of dynamic changes in one or more operating parameters of the power plant, is processed in combination with the surrogate neural network model by the computer for forecasting one or more performance parameters of the power plant.

    Abstract translation: 本公开的实施例涉及预测发电厂性能的系统和方法。 在一个实施例中,系统可以包括被配置为使用校准的基于物理的仿真模型来生成训练数据的计算机。 计算机使用训练数据来实现替代神经网络模型。 此外,计算机被配置为接收周期性的性能指标。 指示发电厂的一个或多个运行参数的动态变化的周期性性能指标与计算机的代理神经网络模型结合进行处理,用于预测发电厂的一个或多个性能参数。

    Systems and Methods for Power Plant Data Reconciliation
    5.
    发明申请
    Systems and Methods for Power Plant Data Reconciliation 审中-公开
    电厂数据调节系统与方法

    公开(公告)号:US20160365735A1

    公开(公告)日:2016-12-15

    申请号:US14734691

    申请日:2015-06-09

    CPC classification number: H02J3/46 G05B13/027 G05B13/04 G05B17/02

    Abstract: Systems and methods for power plant data reconciliation are provided. According to one embodiment of the disclosure, a system may include a controller and a processor in communication with the controller. The processor may be configured to run a power plant under a plurality of operational conditions. While the power plant is running, the processor may be configured to automatically collect operational data associated with the power plant. The collected data may be stored in a predefined location. Furthermore, the processor may be configured to select stable data from the operational data to coincide with output data associated with a power plant model. One or more parameters of the power plant model may be modified, and at least one difference may be minimized between the output data associated with the power plant model and a measured value in the power plant operational data. At least one control action for a power plant component using the power plant model may be determined

    Abstract translation: 提供了发电厂数据调节的系统和方法。 根据本公开的一个实施例,系统可以包括与控制器通信的控制器和处理器。 处理器可以被配置为在多个操作条件下运行发电厂。 在发电厂运行的同时,处理器可以被配置为自动收集与发电厂相关联的操作数据。 收集的数据可以存储在预定位置。 此外,处理器可以被配置为从操作数据中选择稳定的数据以与与发电厂模型相关联的输出数据一致。 可以修改发电厂模型的一个或多个参数,并且可以在与发电厂模型相关联的输出数据与发电厂运行数据中的测量值之间的至少一个差异最小化。 可以确定使用发电厂模型的发电厂部件的至少一个控制动作

    Methods and systems for enhancing control of power plant generating units
    6.
    发明授权
    Methods and systems for enhancing control of power plant generating units 有权
    增强发电机组控制的方法和系统

    公开(公告)号:US09404426B2

    公开(公告)日:2016-08-02

    申请号:US14555130

    申请日:2014-11-26

    Abstract: A control method for optimizing an operation of a power plant having generating units during a selected operating period subdivided so to include regular intervals within which each of the generating units comprises one of an on-condition and an off-condition. The control method may include: determining a preferred case for each of the competing operating modes for the intervals; based upon the preferred cases, selecting proposed turndown operating sequences for the selected operating period; determining a shutdown operation for each of the generating units comprising the off-condition for one or more intervals during the selected operating period and, therefrom, calculating a shutdown economic outcome; determining a turndown operation for each of the generating units comprising the on-condition for one or more intervals during the selected operating period and, therefrom, calculating a turndown economic outcome; calculating a sequence economic outcome for each of the proposed turndown operating sequences; and comparing the sequence economic outcomes.

    Abstract translation: 一种用于优化在所选择的操作周期内具有生成单元的发电厂的操作的控制方法,所述操作周期被细分为包括规则间隔,其中每个发电单元包括接通状态和关闭状态之一。 控制方法可以包括:为间隔的每个竞争操作模式确定优选情况; 基于优选的情况,选择所选择的操作期间的提议的下降操作序列; 确定每个所述发电单元的关闭操作,所述发电单元包括在所选择的运行期间内的一个或多个间隔的关闭状态,并且由此计算关闭经济结果; 确定在所选择的运行期间内包括所述接通状态的每个所述发电单元的一个或多个间隔的下降操作,并且由此计算调低经济结果; 计算每个拟议的下调操作序列的序列经济结果; 并比较序列经济结果。

    METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS
    7.
    发明申请
    METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS 有权
    增强发电厂发电单位控制的方法和系统

    公开(公告)号:US20150185716A1

    公开(公告)日:2015-07-02

    申请号:US14587682

    申请日:2014-12-31

    Abstract: A control method for optimizing or enhancing an operation of a power plant that includes thermal generating units for generating electricity. The power plant may include multiple possible operating modes differentiated by characteristics of operating parameters. The method may include tuning a power plant model so to configure a tuned power plant model. The method may further include simulating proposed operating modes of the power plant with the tuned power plant model. The simulating may include a simulation procedure that includes: defining a second operating period; selecting the proposed operating modes from the possible operating modes; with the tuned power plant model, performing a simulation run for each of the proposed operating modes whereby the operation of the power plant during the second operating period is simulated; and obtaining simulation results from each of the simulation runs.

    Abstract translation: 一种用于优化或增强包括发电单元的发电厂的运行的控制方法。 发电厂可以包括通过操作参数的特性区分的多种可能的操作模式。 该方法可以包括调整发电厂模型以配置调谐的发电厂模型。 该方法还可以包括利用调谐的发电厂模型来模拟所提出的发电厂的运行模式。 模拟可以包括模拟过程,其包括:定义第二操作周期; 从可能的操作模式中选择所提出的操作模式; 利用调谐发电厂模型,对所提出的运行模式进行模拟运行,由此模拟在第二运行期间的发电厂的运行; 并从每个模拟运行中获取仿真结果。

    METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS
    8.
    发明申请
    METHODS AND SYSTEMS FOR ENHANCING CONTROL OF POWER PLANT GENERATING UNITS 审中-公开
    增强发电厂发电单位控制的方法和系统

    公开(公告)号:US20150184549A1

    公开(公告)日:2015-07-02

    申请号:US14555161

    申请日:2014-11-26

    Abstract: A control method for optimizing an operation of a power plant fleet. The power plant fleet may include multiple operating configurations differentiated by a manner in which assets are engaged. The method may include the steps of: sensing and collecting measured values of the operating parameters for the operating of each of the assets; tuning asset models so to configure a tuned asset model for each of the assets; simulating proposed operating configurations of the power plant fleet using the tuned asset models; and obtaining simulation results from each of the simulation runs, each of the simulation results including a predicted value for a performance indicator.

    Abstract translation: 一种优化电厂车队运行的控制方法。 发电厂船队可能包括以资产所属方式区分的多种经营配置。 该方法可以包括以下步骤:感测和收集每个资产的操作的操作参数的测量值; 调整资产模型,以便为每个资产配置调整后的资产模型; 使用调整后的资产模型模拟电厂车队的运营配置; 并且从每个模拟运行中获得模拟结果,每个模拟结果包括性能指标的预测值。

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