Method and apparatus for analyzing an investigated complex system

Patent metadata

Field	Value
Publication number	US-10990091-B2
Application number	US-201616072781-A
Country	US
Kind code	B2
Filing date	Jan 28, 2016
Priority date	Jan 28, 2016
Publication date	Apr 27, 2021
Grant date	Apr 27, 2021

Abstract

A method and apparatus for analyzing an investigated complex system the complex system including a plurality of system components, the method includes the steps of providing a base virtual object oriented data model including abstract components corresponding to system components of the investigated complex system, wherein each abstract component of the base virtual object oriented data model includes parameters and attributes of the respective system component of the investigated complex system; mapping sensor tags of sensors deployed in the investigated complex system (2) and/or event names of events received from the investigated complex system to the parameters of the abstract components of the provided base virtual object oriented data model to generate a dedicated data model for the system type of the investigated complex system; and performing a failure mode and/or a root-cause analysis of the investigated complex system on the basis of the dedicated data model.

First claim

The invention claimed is:

1. A method for analyzing an investigated complex system of a specific system type, said investigated complex system comprising a plurality of system components, the method comprising the steps of:
(a) providing a base virtual object oriented data model comprising abstract components corresponding to system components of the investigated complex system, wherein each abstract component of the base virtual object oriented data model comprises parameters and attributes of the respective system component of the investigated complex system;
(b) mapping sensor tags of sensors deployed in the investigated complex system and/or event names of events received from the investigated complex system to the parameters of the abstract components of the provided base virtual object oriented data model to generate a dedicated data model for the specific system type of the investigated complex system; and
(c) performing a failure mode and/or a root-cause analysis of the investigated complex system on the basis of the dedicated data model generated for the specific system type of the investigated complex system.

2. The method according to claim 1 , wherein the base virtual object oriented data model is a tree structured hierarchical object oriented data model comprising the abstract components corresponding to the system components of the investigated complex system and being connected to each other via triple relations.

3. The method according to claim 1 , wherein the base virtual object oriented data model is loaded from a data base of a remote monitoring service provider providing a remote monitoring service to monitor an operation of a number of complex systems of the same or different specific system types operated by clients of the remote monitoring service provider.

4. The method according to claim 3 , wherein the attributes of the abstract components of the base virtual object oriented data model are set by means of a user interface of a remote server of said remote monitoring service provider and/or set automatically to default values preconfigured for the specific system type of the investigated complex system and stored in a data base of said remote monitoring service provider.

5. The method according to claim 3 , wherein the investigated complex systems monitored by the remote monitoring service provider are distributed complex systems located in different client sites of clients of the remote monitoring service provider.

6. The method according to claim 3 , wherein control signals and/or warning signals for the investigated complex system are generated automatically by a remote server of the remote monitoring service provider depending on the results of the failure mode and/or root-cause analysis performed by the remote server on the basis of the dedicated data model generated by the remote server for the specific system type of the investigated complex system.

7. The method according to claim 6 , wherein the control signals generated by the remote server for the investigated complex system are applied to hardware and/or software system components of the investigated complex system to provide a remote repair service and/or remote maintenance service by said remote monitoring service provider to clients operating the investigated complex system.

8. The method according to claim 3 , wherein the generation of the dedicated data model for a specific system type of a complex system by a remote server of the remote monitoring service provider is triggered by an event received by the remote server from the complex system and performed on the fly during operation of the complex system or is performed when the complex system is installed at a client site of a client of the remote monitoring service provider operating the complex system.

9. The method according to claim 1 , wherein the sensor tags of sensors deployed in an investigated complex system and/or the event names of events are supplied by a data collector of the investigated complex system via a communication network to a remote server of a remote monitoring service provider.

10. The method according to claim 9 , wherein the remote server of the remote monitoring service provider performs automatically the mapping of received sensor tags and/or received event names to the parameters of the abstract components of the base virtual object oriented data model loaded from the data base of said remote monitoring service provider to generate the dedicated data model for the system type of the investigated complex system.

11. The method according to claim 1 , wherein the attributes of the abstract components of the provided base virtual object oriented data model comprise thresholds values.

12. The method according to claim 1 , wherein the investigated complex system comprises a gas turbine system or a steam turbine system having a plurality of turbine system components.

13. A complex system comprising a plurality of hardware and/or software system components, said complex system being adapted to supply sensor tags of sensors deployed in the complex system and/or event names of events detected in said complex system via an interface to a monitoring apparatus performing the method according to claim 1 .

14. A monitoring apparatus adapted to analyze an investigated complex system comprising a plurality of system components, said monitoring apparatus comprising:
(a) a data base which stores a base virtual object oriented data model comprising abstract components corresponding to system components of the investigated complex system, wherein each abstract component of the base virtual object oriented data model comprises parameters and attributes of the respective system component of the investigated complex system;
(b) a processing unit adapted to map sensor tags of sensors deployed in the investigated complex system and/or event names of events received from the investigated complex system to parameters of the abstract components of the base virtual object oriented data model and adapted to set the attributes of the abstract components of the base virtual object oriented data model to generate a dedicated data model for a specific system type of the investigated complex system; and
(c) an analyzing unit adapted to perform a failure mode and/or root-cause analysis of the investigated complex system on the basis of the dedicated data model generated by said processing unit for the specific system type of the investigated complex system.

15. The monitoring apparatus according to claim 14 , wherein the monitoring apparatus is a remote monitoring apparatus of a remote monitoring service provider connected via at least one communication network to a number of complex systems, wherein said remote monitoring apparatus comprises a remote server comprising said processing unit and said analyzing unit and being adapted to load the virtual object oriented data model from a data base of said remote monitoring apparatus.

Assignees

• Siemens Ag

Inventors

• Ceschini Giuseppe Fabio
• Fishkin Alexey
• Roshchin Mikhail
• Watson Stuart

Classifications

• G06F16/289

  Object oriented databases · CPC title

• G06F2201/86

  Event-based monitoring · CPC title

• G05B23/0216

  Human interface functionality, e.g. monitoring system providing help to the user in the selection of tests or in its configuration · CPC title

• G05B23/0278 Primary

  Qualitative, e.g. if-then rules; Fuzzy logic; Lookup tables; Symptomatic search; FMEA · CPC title

• G06F9/542

  Event management; Broadcasting; Multicasting; Notifications · CPC title