Computer System And Method For Building And Deploying Models Predicting Plant Asset Failure

Patent №

US 11,348,018

Granted

2022-05-31

Filed 2018

Owner

ASPEN TECHNOLOGY, INC.

Lab

AI components

4

ml · kr · planning · hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

16223763

A system that provides an improved approach for detecting and predicting failures in a plant or equipment process. The approach may facilitate failure-model building and deployment from historical plant data of a formidable number of measurements. The system implements methods that generate a dataset containing recorded measurements for variables of the process. The methods reduce the dataset by cleansing bad quality data segments and measurements for uninformative process variables from the dataset. The methods then enrich the dataset by applying nonlinear transforms, engineering calculations and statistical measurements. The methods identify highly correlated input by performing a cross-correlation analysis on the cleansed and enriched dataset, and reduce the dataset by removing less-contributing input using a two-step feature selection procedure. The methods use the reduced dataset to build and train a failure model, which is deployed online to detect and predict failures in real-time plant operations.

Machine learningKnowledge representationPlanningAI hardwareG06N 5/04G05B 19/4184G05B 23/0221G05B 23/024G06F 16/215G06F 16/2462G06N 3/08G06N 3/09+3 more

AI classification

Planning1.00
AI hardware1.00
Knowledge representation0.99
Machine learning0.98
Vision0.27
Natural language0.03
Evolutionary computation0.02
Speech0.00

Ownership

ASPEN TECHNOLOGY, INC.

assignment · 483220736

Assignors

RAO, ASHOK, ZHAO, HONG, CASTILLO, PEDRO ALEJANDRO CASTILLO, BRUWER, MARK-JOHN, KHAN, MIR, BATES, ALEXANDER B.

On an employer assignment, the assignors are typically the inventors.

From the same owner

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