# US 2014/0196462 A1 · Systems and methods for implementing engine cycle count

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- Number: US 2014/0196462 A1
- Document ID: US20140196462A1
- Status: Published application
- Kind: A1
- Application number: 13/743,006
- Filed: 2013-01-16
- Published: 2014-07-17
- Earliest claimed: 2013-01-16
- Assignees: General Electric Company
- Applicants: General Electric Company
- Inventors: John Thanh Nguyen; Jesus Elios Almendarez; Cesar Ortiz
- Web page: https://patentgrep.com/patent/US20140196462A1

## CPC

- F02C 7/00: Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants (controlling F02C9/00)
- G05B 23/0272: {Presentation of monitored results, e.g. selection of status reports to be displayed; Filtering information to the user}
- G05B 23/0283: {Predictive maintenance, e.g. involving the monitoring of a system and, based on the monitoring results, taking decisions on the maintenance schedule of the monitored system; Estimating remaining useful life [RUL] (preventive maintenance, i.e. planning maintenance according to the available resources without monitoring the system G06Q10/06)}
- G07C 3/00: Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
- F02C: GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS (construction of turbines F01D; jet-propulsion plants F02K; construction of compressors or fans F04; generating combustion products of high pressure or high velocity F23R; using gas turbines in compression refrigeration plants F25B11/00)
- G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G)
- G07C: TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE

## Abstract

Systems and methods for implementing engine cycle counts are disclosed. One method may include determining, by at least one processor, a plurality of cycles associated with an engine; determining a category, by at least one processor, for each of the plurality of cycles based at least in part on an acceleration value associated with each of the plurality of cycles; and predicting, by at least one processor, a life cycle associated with the engine based at least in part on the determined category.

## Claims

### Claim 1

A method comprising:
determining, by at least one processor, a plurality of cycles associated with an engine;
determining a category, by at least one processor, for each of the plurality of cycles based at least in part on an acceleration value associated with each of the plurality of cycles; and
predicting, by at least one processor, a life cycle associated with the engine based at least in part on the determined category.

### Claim 2 (depends on 1)

The method of claim 1, wherein predicting a life cycle further comprises:
identifying trip cycles within the plurality of cycles associated with the engine;
associating a corresponding value for each of the trip cycles associated with the plurality of cycles; and
determining the life cycle based at least in part on the corresponding value.

### Claim 3 (depends on 2)

The method of claim 2, further comprising:
identifying at least one engine part associated with the trip cycles.

### Claim 4 (depends on 3)

The method of claim 3, further comprising:
determining a replacement cycle for the at least one engine part based at least in part on the trip cycles; and
transmitting an indication to a computing device, upon occurrence of the replacement cycle.

### Claim 5 (depends on 1)

The method of claim 1, further comprising:
determining a replacement cycle for the engine based at least in part on the predicted life cycle; and
transmitting an indication to a computing device, upon occurrence of the replacement cycle.

### Claim 6 (depends on 1)

The method of claim 1, wherein the determined category comprises one of the following:
a full cycle;
a partial cycle; or
a trip cycle.

### Claim 7 (depends on 1)

The method of claim 1, wherein predicting the life cycle further comprises:
determining a value associated with a total number of hours of operation for the engine; and
predicting the life cycle based at least in part on the determined value associated with the total number of hours of operation for the engine.

### Claim 8 (depends on 1)

The method of claim 1, further comprising:
outputting the predicted lifetime to a display.

### Claim 9 (depends on 8)

The method of claim 8, further comprising:
outputting a human machine interface (HMI) indicating the determined category for each of the plurality of cycles to display.

### Claim 10

An apparatus comprising:
an engine;
a counter configured to identify a plurality of cycle counts associated with the engine; and
control logic, having at least one processor, configured to:
identify a category for each of the plurality of cycle counts;
predict a life cycle based at least in part on the identified category.

### Claim 11 (depends on 10)

The apparatus of claim 10, wherein identifying a category for each of the plurality of cycle counts further comprises:
identifying trip cycles within the plurality of cycles associated with the engine; and
associating a corresponding value for each of the trip cycles associated with the plurality of cycles.

### Claim 12 (depends on 10)

The apparatus of claim 10, wherein the control logic is configured to identify at least a portion of the engine part associated with the trip cycles.

### Claim 13 (depends on 12)

The apparatus of claim 12, wherein the control logic is further configured to transmit an indication to replace the engine based at least in part on the identified at least one engine part.

### Claim 14 (depends on 10)

The apparatus of claim 10, wherein the control logic is further configured to transmit an indication to replace the engine based at least in part on the predicted life cycle.

### Claim 15

The apparatus of 10, wherein the determined category comprises one of the following:
a full cycle;
a partial cycle; or
a trip cycle.

### Claim 16 (depends on 10)

The apparatus of claim 10, wherein predicting the life cycle further comprises determining a value associated with a total number of hours of operation;

### Claim 17 (depends on 10)

The apparatus of claim 10, wherein the control logic is further configured to output the predicted lifetime to a display.

### Claim 18 (depends on 10)

The apparatus of claim 10, wherein the control logic is further configured to output an HMI indicating the determined category for each of the plurality of cycles to display.

### Claim 19

One or more computer-readable media storing computer-executable instructions that, when executed by at least one processor, configure the at least one processor to perform operations comprising:
determining, by at least one processor, a plurality of cycles associated with an engine;
determining a category, by at least one processor, for each of the plurality of cycles based on an acceleration value associated with each of the plurality of cycles; and
predicting, by at least one processor, a life cycle associated with the engine based at least in part on the determined category.
