The present invention discloses a boundary layer mesh generation method based on an anisotropic volume harmonic field, and belongs to the technical filed of computational fluid dynamics, numerical simulation, computer aided design and manufacturing. First, a boundary surface mesh of the Minkowski sum is used to construct a tetrahedral background mesh required for solving volume harmonic fields, then an anisotropic tensor is automatically added according to the actual demand, the anisotropic volume harmonic field is calculated under the control of the tensor, and finally, the advancing direction required by the boundary layer mesh is generated in combination with special weighted Laplace smoothing. The strategy of constructing a tetrahedral background mesh based on the boundary surface mesh of the Minkowski sum of the present invention reduces the calculation time and the memory waste, controllably and locally adjusts the thickness of the boundary layer mesh by automatically adding an anisotropic tensor, optimizes the advancing direction in combination with special weighted Laplace smoothing, and significantly improves the generation quality of the boundary layer mesh.

A method for applying extended reality to simulate an actual flow system, including receiving selection of simulated components of the actual flow system that are graphical elements, receiving component metadata for each simulated component that represents simulated component factors that affect the simulated flow from, through, or to the simulated component, receiving simulation connection metadata for each simulated connection between the simulated components that represents simulated connection factors that affect the simulated flow through the simulated connection, receiving actual data over time, simulating the flow over time through the simulated connections based on the actual data by applying a model using a set of operations to the actual data, the simulation component metadata, and the simulation connection metadata. The method further includes displaying via the extended reality user interface the three or more simulated components as connected by the simulated connections and the simulated flow.

Systems and methods for simulating gas flow dynamics of a real hydrogen fuel cell system using a computer, wherein the real hydrogen fuel cell system includes a gas container volume network having gas container volumes interconnected by gas transport lines. The method includes defining volume element and flow channel classes, defining a plurality of volume instances and a plurality of flow channel instances, for each flow channel instance, creating a first interconnection representation that defines a source container volume and a destination container volume for the flow channel instance, wherein the first interconnection representation mimics a portion of the gas container volume network of the real hydrogen fuel cell system, and simulating, using the first interconnection representation, a thermodynamic state for each of the volume instances, the thermodynamic state representing thermodynamic parameter(s) in each container volume of the gas container volume network of the real hydrogen fuel cell system.

Systems and methods for simulating gas flow dynamics of a real hydrogen fuel cell system using a computer, wherein the real hydrogen fuel cell system includes a gas container volume network having gas container volumes interconnected by gas transport lines. The method includes defining volume element and flow channel classes, defining a plurality of volume instances and a plurality of flow channel instances, for each flow channel instance, creating a first interconnection representation that defines a source container volume and a destination container volume for the flow channel instance, wherein the first interconnection representation mimics a portion of the gas container volume network of the real hydrogen fuel cell system, and simulating, using the first interconnection representation, a thermodynamic state for each of the volume instances, the thermodynamic state representing thermodynamic parameter(s) in each container volume of the gas container volume network of the real hydrogen fuel cell system.

A system for evaluating a kidney includes a processing device including an input module configured to acquire patient information, the patient information including at least one of demographic data, diagnostic data, physiological data and intervention data. The processing device also includes an evaluation module, which is configured to input patient class data to an initial kidney model, the initial kidney model configured to simulate a physiological response of a kidney and configured to simulate fluid and solute transport through one or more spatial locations of the kidney. The evaluation module is also configured to input patient data corresponding to an individual patient and calculating a model response, and adjust at least one parameter of the initial kidney model based on a comparison of the patient data and the model response to personalize the initial kidney model for the individual patient.

A system for evaluating a kidney includes a processing device including an input module configured to acquire patient information, the patient information including at least one of demographic data, diagnostic data, physiological data and intervention data. The processing device also includes an evaluation module, which is configured to input patient class data to an initial kidney model, the initial kidney model configured to simulate a physiological response of a kidney and configured to simulate fluid and solute transport through one or more spatial locations of the kidney. The evaluation module is also configured to input patient data corresponding to an individual patient and calculating a model response, and adjust at least one parameter of the initial kidney model based on a comparison of the patient data and the model response to personalize the initial kidney model for the individual patient.

Methods, systems, and computer programs are presented for determining flood levels within a region. One method includes an operation for detecting an alert generated by one of a riverine, a coastal, or an urban model. Further, the method includes operations for selecting one or more regions for estimating flood data based on the detected alert, and for calculating, by an inundation model, region flood data for each of the selected regions based on outputs from the riverine model, the coastal model, and the urban model. Additionally, the method includes an operation for combining the region flood data for the selected one or more regions to obtain combined flood data. The combined flood data is presented on a user interface, such as on a flood inundation map.

Methods, systems, and computer programs are presented for determining flood levels within a region. One method includes an operation for detecting an alert generated by one of a riverine, a coastal, or an urban model. Further, the method includes operations for selecting one or more regions for estimating flood data based on the detected alert, and for calculating, by an inundation model, region flood data for each of the selected regions based on outputs from the riverine model, the coastal model, and the urban model. Additionally, the method includes an operation for combining the region flood data for the selected one or more regions to obtain combined flood data. The combined flood data is presented on a user interface, such as on a flood inundation map.

A heat supply network hydraulic circuit modeling method for a comprehensive energy system scheduling is provided. The hydraulic analysis model is unified with the power network model, and the connection between the hydraulic dynamic state and the hydraulic steady state is established. Based on the characteristic equations of thermal pipelines, flow control valves and compressors, this method abstracts hydraulic circuit element models such as hydraulic resistance, hydraulic inductance, and hydraulic pressure source, establishes hydraulic branch characteristics of the heat supply network based on the above hydraulic circuit elements, establishes the hydraulic topology constraints of the heat supply network based on Kirchhoff-like voltage and current laws, and establishes the steady hydraulic network equation by combining the above hydraulic branch characteristics and hydraulic topology constraints.

A heat supply network hydraulic circuit modeling method for a comprehensive energy system scheduling is provided. The hydraulic analysis model is unified with the power network model, and the connection between the hydraulic dynamic state and the hydraulic steady state is established. Based on the characteristic equations of thermal pipelines, flow control valves and compressors, this method abstracts hydraulic circuit element models such as hydraulic resistance, hydraulic inductance, and hydraulic pressure source, establishes hydraulic branch characteristics of the heat supply network based on the above hydraulic circuit elements, establishes the hydraulic topology constraints of the heat supply network based on Kirchhoff-like voltage and current laws, and establishes the steady hydraulic network equation by combining the above hydraulic branch characteristics and hydraulic topology constraints.