Data acquisition system and method for monitoring gas turbine engine testing

• US 6,138,081 A
• Filed: 04/09/1998
• Issued: 10/24/2000
• Est. Priority Date: 04/09/1998
• Status: Expired due to Fees

• Current Assignee: Coastal Marine Research, Inc.
• Original Assignee: CMR Technologies, LLC
• Inventors: Shipman, Richard, Olejack, John E.
• Primary Examiner(s): SHAH, KAMINI S
• Application Number:
  US09/057,702
• Time in Patent Office: 929 Days
• Field of Search: 702/104, 702/123, 702/56, 702/57, 702/130, 702/132, 700/86, 701/29, 701/99, 701/100, 324/121 R, 324/76.19, 324/76.24, 324/418, 73/116, 73/147
• US Class Current: 702/104
• CPC Class Codes: G01M 15/00 Testing of engines
• CPC Class Codes: G01M 15/14 Testing gas-turbine engines or jet-propulsion engines

Abstract

A testing system for the automatic acquisition, scaling, conditioning, calculating, recording and displaying of various channels of engine/dynamometer generated electrical signals for a gas powered turbine engine in the form of an animated user display graphic, which simultaneously presents a series of condition graphics for display on a monitor to provide an operator with a visual inspection of engine operations.

Claims

1. A system for the calibration and automatic acquisition, conditioning, calculating, recording and displaying various channels of engine/dynamometer generated electrical signals for a gas powered turbine engine in the form of an animated user display graphic, comprising:

a) a data acquisition subsystem which is preprogrammed with parameters for engine operating values;

b) a plurality of sensor means for sensing various engine operating parameters;

c) communication linkage means for receiving signals from the sensor means;

d) processor means for processing information collected with sensor means;

e) storage means for storing processed information collected with the sensor means;

f) display means for displaying a user graphic;

wherein a plurality of user graphics with the engine operating parameters are provided and associated with an engine operating parameter;

g) condition graphics means for displaying on display means an animated conditions graphic;

h) wherein associated condition graphics are provided and are associated with a set of data recorded with sensor means and are called from a location in memory means to the processor for presentation as a condition user graphic on the display means.

2. The system of claim 1, wherein the associated condition graphics include a real time data value display and an animated graphic display, said animated graphic display being representative of a real time condition being sensed by the system.

3. The system of claim 2, wherein the animated graphic includes level graphic means, wherein an associated condition is represented by an animated graphic displayed by the level means.

4. The system of claim 1, wherein said animated conditions graphic comprises a gauge means graphic.

6. The system of claim 1, wherein the associated condition graphics include a real time data value display and an animated graphic display, said animated graphic display being representative of a real time condition being sensed by the system.

7. The system according to claim 1 of the present invention, further comprising remote communication means, and supplementary display means wherein information and condition graphics are communicated for presentation on the display means and on said supplementary display means.

15. The system of claim 1, further comprising identification means graphics for display on display means of a representation of a signal generating element, including one or more of an engine and dynamometer, said identification means graphic further including associated user graphics displayed in association therewith, wherein said associated user graphics are associated with association graphics, and wherein each association graphic identifies the site on said representation of said signal generating element corresponding to the operating parameter being displayed by said user graphic.

16. The system of claim 2, further comprising identification means graphics for display on display means of a representation of a signal generating element, including one or more of an engine and dynamometer, said identification means graphic further including associated user graphics displayed in association therewith, wherein said associated user graphics are associated with association graphics, and wherein each association graphic identifies the site on said representation of said signal generating element corresponding to the engine operating parameter being displayed by said user graphic, and wherein said level graphics means are displayed simultaneously on the same location of the display means as the location on which the user graphic display of an operating parameter is displayed.

17. The system of claim 1, further comprising engine performance evaluation means, including an engine performance graphic which is selectively displayed on the display means, wherein said engine performance evaluation means includes alerting means comprising an alerting graphic said alerting graphic being displayed on said processor when a data parameter from said set of data monitored with the sensor means is challenged by comparison to said preprogrammed parameters for engine operating values, said alerting means further including a malfunction graphic associated with said challenged parameter, said malfunction graphic including a pinpoint graphic of said challenged parameter and an alerting graphic superimposed therewith to indicate a failure of said engine operation with respect to said challenged parameter.

20. The system of claim 1, further comprising printer means for printing said graphics displayed on the display means associated with a real time set of data.

5. A system for the calibration and automatic acquisition, scaling, conditioning, calculating, recording and displaying of various channels of engine/dynamometer generated electrical signals for a gas powered turbine engine in the form of an animated user display graphic, comprising:

a) a data acquisition subsystem which is preprogrammed with parameters for engine operating values;

.

b) a plurality of sensor means for sensing various engine operating parameters;

c) communication linkage means for receiving signals from the sensor means;

wherein said communication linkage means comprises a first brick module and a second brick module with a plurality of signal conditioners housed in said brick modules with channel means associating said signal conditioners, each said channel means being assigned to one of said plurality of signal conditioners and having channel calibration means for calibrating said associated signal conditioner; and

with a plurality of interface cards housed in said brick modules;

d) processor means for processing information collected with sensor means;

e) storage means for storing processed information collected with the sensor means;

f) interactive means for facilitating interaction of the user with the system, including means for selecting and controlling;

g) display means for displaying a user graphic;

wherein a plurality of user graphics with the engine operating parameters are provided and associated with an engine operating parameter;

h) condition graphics means for displaying on display means an animated condition graphic;

i) wherein associated condition graphics are provided and are associated with a set of data recorded with sensor means and are called from a location in memory means to the processor for presentation as a condition user graphic on the display means;

j) pinpoint graphic means for displaying the digital value associated with a parameter;

k) calibration means for calibrating the range of parameters associated with the operation of an element or associated parameter of an engine to be monitored, said calibration means including a user display calibration graphic including a user controllable graphics element;

l) wherein condition graphics means includes engine environment condition graphics, engine torque condition graphics, engine operating condition graphics, dynamometer torque condition graphics, and dynamometer condition graphics;

wherein the engine operating condition graphics includes an animated fuel group graphic associated with engine fuel pressure and fuel flow channels; and

wherein said engine environment condition graphics includes a temperature graphic associated with engine environment temperature channels; and

wherein said dynamometer condition graphics includes an animated dyno status graphic with dyno condition graphics associated with dyno monitoring channels, said dyno monitoring channels each being associated with one of said dyno lube pressure, dyno lube temperature, and dyno lube temperature differentials including dyno lube temperature (fwd) and dyno lube temperature (aft); and

wherein said engine torque condition graphics includes a graphic associated with the engine torque monitoring channel and wherein the dyno torque monitoring channel includes a graphic associated with the dyno torque monitoring channel;

m) engine power graphics, said engine power graphics representing integrated data from one or more of said monitoring channels which has been processed with said processor means to calculate an engine power value, and associated with said engine power graphics to display an engine power graphic on the display means;

n) wherein said condition graphics appear simultaneously on said display means for collective viewing of the condition represented along with the associated parameter; and

o) wherein said condition graphics include an animated condition level graphics said condition level graphics being simultaneously displayed on said display means for each condition graphic.

8. A system for the automatic acquisition, scaling, conditioning, calculating, recording and displaying of various channels of engine/dynamometer generated electrical signals for a gas powered turbine engine in the form of an animated user display graphic, comprising:

a) a central processing unit with memory means;

b) a data acquisition subsystem which is preprogrammed with parameters for engine operating values said subsystem including a microprocessor;

c) interactive means for facilitating interaction of the user with the system, including means for selecting and controlling;

d) a plurality of sensor means for sensing various engine operating parameters;

e) communication linkage means for receiving signals from the sensor means and delivering said signals to said microprocessor, wherein said signals are monitored, processed for conversion to a representative parameter value and recorded;

f) storage means for storing said processed information received with the sensor means;

g) a plurality of user graphics;

h) association means for associating one or more of said plurality of user graphics with a parameter value;

i) display means for displaying said user graphics;

wherein a plurality of user graphics with the engine operating parameters are provided, each said user graphic being associated with one or more engine operating parameters;

j) condition graphics means for displaying on display means an animated condition graphic representative of the real time condition being monitored for the associated one or more parameters;

k) wherein associated condition graphics are provided and are associated with a set of data recorded from the sensor means and are called from said memory means by a processor for presentation as a condition user graphic on the display means.

9. The system of claim 8, wherein the associated condition graphics include a pinpoint graphic comprising a real time data value display of a parameter, and an animated graphic display, said animated graphic display being representative of a real time condition being sensed by the system.

10. The system of claim 8, further comprising remote means communication means, and supplementary display means wherein information and condition graphics are communicated for presentation on the display means and on said supplementary display means.

11. A method for the automatic acquisition, scaling, conditioning, calculating, recording and displaying of various channels of engine/dynamometer generated electrical signals for a gas powered turbine engine in the form of an animated user display graphic, comprising the steps of:

a) providing a central processing unit with memory means;

b) providing a data acquisition subsystem which is preprogrammed with parameters for engine operating values said subsystem including a microprocessor;

c) monitoring with a plurality of sensor means various engine operating parameters;

d) delivering through a communications linkage means signals from the sensor means to a microprocessor;

wherein the step of delivering said signals is continuous;

e) processing said signals for conversion to a representative parameter value;

f) recording said signals and storing said processed parameter values in storage means;

g) storing a plurality of user graphics in the central processing unit;

h) associating with said central processing means one or more of said plurality of user graphics with a parameter value;

i) displaying on display means said user graphics;

wherein a plurality of user graphics with the engine operating parameters are provided, each said user graphic being associated with one or more engine operating parameters for display as a representation thereof;

j) displaying with said user graphic representative of engine operating parameters condition graphics displaying on display means an animated condition graphic representative of the real time condition being monitored for the associated one or more engine parameters.

12. The method of claim 11, further including the step of calibrating.

13. The method of claim 12, wherein the step of calibrating includes providing interactive means and interacting with said display means graphics to impose user selected parameters as the parameters used for reference values.

14. The method of claim 11, including providing remote communication means and supplementary display means, and communicating with said remote means processed information and associated condition graphics for presentation on said supplementary display means at a location remote from said processor means.

18. The method of claim 11, further including the step of evaluating engine operation with evaluation means, and determining the sufficiency of engine operation relative to said preprogrammed engine operating parameters, wherein the step of evaluating engine operation includes providing interactive means and selecting with the interactive means a performance evaluation test graphic, automatically performing a performance evaluation test of an engine, wherein the step of processing said signals further includes the step of comparing said representative parameter value to a preprogrammed parameter and accepting or rejecting said representative parameter, wherein the step of rejecting said parameter further comprises associating said rejected parameter with a malfunction graphic and displaying said malfunction graphic on said display means.

19. The method of claim 14, further including the step of transmitting said stored parameter values from the storage means of said system to a remote storage means, and associating condition graphics with said transmitted stored parameter values for presentation on said supplementary display means.