Central air conditioner fault diagnosis method and device based on stacking fusion algorithm
A technology of fault diagnosis and fusion algorithm, which is applied in the direction of calculation, heating method, complex mathematical operation, etc., and can solve problems such as the complexity of the prediction model, the reduction of the accuracy of the model prediction, and over-fitting
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0096] Example 1
[0097] figure 1 It is a flow chart of a fault diagnosis method for a central air-conditioning system based on a stacking fusion algorithm involved in the present invention.
[0098] like figure 1 As shown, the present embodiment 1 provides a central air-conditioning system fault diagnosis method based on stacking fusion algorithm, and the central air-conditioning system fault diagnosis method includes:
[0099] Step S1, using mechanism modeling and data identification methods to establish a digital twin model of the central air-conditioning system;
[0100] Step S2: Collect the state data of the central air-conditioning system during normal operation and different faults through multiple sensors, perform data preprocessing on the state data, and use the wavelet packet decomposition algorithm and the wavelet packet reconstruction algorithm to perform feature extraction on the preprocessed data variables. , and select the extracted features according to the...
Example Embodiment
[0171] Example 2
[0172] Figure 5 It is a schematic structural diagram of a central air-conditioning system fault diagnosis device based on stacking fusion algorithm involved in the present invention.
[0173] like Figure 5 As shown, in this embodiment, the second aspect of the present invention also provides a central air-conditioning system fault diagnosis device based on stacking fusion algorithm, the central air-conditioning system fault diagnosis device includes:
[0174] Digital twin model building module: establish a digital twin model of central air-conditioning system using mechanism modeling and data identification methods;
[0175] Sample data acquisition module: collect the status data of the central air-conditioning system during normal operation and different faults through multiple sensors, and obtain the sample data set after data preprocessing and feature extraction;
[0176] Stacking model building module: Divide the sample data set into training data s...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap