Compact Aero-Thermo Model Real Time Linearization Based State Estimator

摘要

Systems and methods for controlling a fluid based engineering system are disclosed. The systems and methods may include a model processor for generating a model output, the model processor including a set state module for setting dynamic states of the model processor, the dynamic states input to an open loop model based on the model operating mode. The model processor may further include an estimate state module for determining an estimated state of the model based on a prior state model output and the current state model of the open loop model the estimate state module using online linearization and gain calculation to determine estimator gain for determining the estimated state of the model.

主权项

1. A control system, comprising:
an actuator for positioning a control device comprising a control surface, wherein the actuator positions the control surface in order to control a model state; a control law for directing the actuator as a function of a model output; and a model processor for generating the model output, the model processor comprising:
an input object for processing model input and setting a model operating mode;a set state module for setting dynamic states of the model processor, the dynamic states input to an open loop model based on the model operating mode;wherein the open loop model generates a current state model as a function of the dynamic states and the model input, wherein a constraint on the current state model is based on a series of cycle synthesis modules, each member of the series of cycle synthesis modules modeling a component of a cycle of the control device and comprising a series of utilities, the utilities based on mathematical abstractions of physical properties associated with the component;an estimate state module for determining an estimated state of the model based on a prior state model output and the current state model of the open loop model, the estimate state module using online linearization and gain calculation to determine estimator gain for determining the estimated state of the model; andan output object for processing the estimated state of the model to determine the model output.