# US 2014/0195197 A1 · Systems and Methods for Energy Efficient Machine Condition Monitoring of Fans, Motors, Pumps, Compressors and Other Equipment

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- Number: US 2014/0195197 A1
- Document ID: US20140195197A1
- Status: Published application
- Kind: A1
- Application number: 13/991,994
- Filed: 2012-12-31
- Published: 2014-07-10
- Earliest claimed: 2012-12-31
- Assignees: Aktiebolaget Skf
- Applicants: Aktiebolaget Skf
- Inventors: Johannes I. Boerhout
- Web page: https://patentgrep.com/patent/US20140195197A1

## CPC

- G01M 13/00: Testing of machine parts
- G01M 7/00: Vibration-testing of structures; Shock-testing of structures (G01M9/00 takes precedence)
- G01M 13/028: Acoustic or vibration analysis
- G01M 99/005: {Testing of complete machines, e.g. washing-machines or mobile phones (testing of machine parts G01M13/00; testing of electric apparatus or components G01R31/50)}
- H04W 52/0261: {managing power supply demand, e.g. depending on battery level}
- G01H 1/003: {of rotating machines (G01H1/10 takes precedence)}
- G08C 2201/12: Power saving techniques of remote control or controlled devices
- Y02D 30/70: in wireless communication networks
- G01M: TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- G01H: MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G08C: TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS (fluid pressure transmitting systems F15B; mechanical means for transferring the output of a sensing member into a different variable G01D5/00; mechanical control systems G05G)
- Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE

## Abstract

Methods and systems to achieve highly efficient rotational machine integrity determinations in which at least one sensor (106) senses indicia (105) such as time-varying rotational indicia from a rotational motive apparatus (103) and a processor (108) may provide many different functions including but not limited to operational function energy apportioning decisional processing, data compression, intelligent hierarchical data ranking, differential data processing, or the like perhaps to generate information (109) such as a rotational integrity abridgment transmissor to which an abridgment transmissor electromagnetic signal (112) may be created and perhaps even transmitted from a rotational motive apparatus to facilitate a machine integrity determination.

## Claims

### Claim 1

A method of high efficiency rotational machine integrity determination comprising the steps of:
supplying energy to a rotational motive apparatus;
causing mechanical rotation of a rotational element of said rotational motive apparatus;
low friction supporting said rotational element by a stationary element of said rotational motive apparatus;
causing a time-varying rotational indicia from said rotational motive apparatus;
sensing said time-varying rotational indicia of said rotational motive apparatus;
establishing rotational waveform data from said sensed time-varying rotational indicia;
transforming said rotational waveform data by a programmed processor;
compressing data based on said rotational waveform data with a compression system;
generating a rotational integrity abridgment transmissor in response to said transformed rotational waveform data;
creating an abridgment transmissor electromagnetic signal in response to said rotational integrity abridgment transmissor; and
transmitting said abridgment transmissor electromagnetic signal from said rotational motive apparatus to facilitate a machine integrity determination;
wherein said step of compressing said data comprises the step of differentially compressing said data.

### Claim 2 (depends on 1)

A method of high efficiency rotational machine integrity determination according to claim 1 and further comprising the step of energy apportioning operational functions for said method.

### Claim 3 (depends on 2)

A method of high efficiency rotational machine integrity determination according to claim 2 wherein said step of energy apportioning operational functions comprises the step of efficiently determining a power requirement for a step selected from a group consisting of:
said step of sensing said time-varying rotational indicia of said rotational motive apparatus;
said step of establishing rotational waveform data from said sensed time-varying rotational indicia;
said step of transforming said rotational waveform data by a programmed processor;
said step of generating a rotational integrity abridgment transmissor in response to said transformed rotational waveform data;
said step of creating an abridgment transmissor electromagnetic signal in response to said rotational integrity abridgment transmissor;
said step of transmitting said abridgment transmissor electromagnetic signal from said rotational motive apparatus to facilitate a machine integrity determination; and
any combination thereof.

### Claim 4 (depends on 2)

A method of high efficiency rotational machine integrity determination according to claim 2 wherein said step of energy apportioning operational functions for said method comprises the step of determining power requirements based on a type of power supply.

### Claim 5 (depends on 2)

A method of high efficiency rotational machine integrity determination according to claim 2 wherein said step of energy apportioning operational functions comprises the step of evaluating a power supply and determining a power requirement for an activity selected from a group consisting of:
computational resources required to establish said rotational waveform data;
computational resources required to transform said rotational waveform data;
computational resources required to generate said rotational integrity abridgment transmissor;
computational resources required to create said abridgment transmissor electromagnetic signal;
computational resources required to transmit said abridgment transmissor electromagnetic signal;
computational resources required to compress;
computational resources required to uncompress;
frequency of transformation;
frequency of transmission;
frequency of sensing;
frequency of establishing rotational waveform data;
frequency of creation of an electromagnetic signal;
a compression algorithm;
a decompression algorithm;
transmission time;
degree of transformation;
degree of compression;
degree of error detection;
degree of error correction;
degree of error control;
amount of distortion introduced in said rotational abridgment transmissor; and
any combination thereof.

### Claim 6 (depends on 5)

A method of high efficiency rotational machine integrity determination according to claim 5 wherein said step of evaluating a power supply and determining a power requirement for said activity comprises the step of reducing said power requirement for at least one of said activities.

### Claim 7 (depends on 2)

A method of high efficiency rotational machine integrity determination according to claim 2 wherein said step of energy apportioning operational functions for said method comprises the step of determining an enhanced compression power requirement and an enhanced transmission power requirement based on a power supply.

### Claim 8 (depends on 4)

A method of high efficiency rotational machine integrity determination according to claim 4 wherein said power supply is selected from a group consisting of a battery, a power plug, a sensor battery, device battery, a remote device battery, and any combination thereof.

### Claim at position 9

9-13. (canceled)

### Claim 14 (depends on 1)

A method of high efficiency rotational machine integrity determination according to claim 1 wherein said step of differentially compressing said data comprises the steps of:
sensing time-varying rotational indicia from at least two sensors;
compressing said time-varying rotational indicia sensed from a first sensor with a first compression system; and
compressing said time-varying rotational indicia sensed from at least one additional sensor with at least one additional compression system that is different from said first compression system.

### Claim 15 (depends on 1)

A method of high efficiency rotational machine integrity determination according to claim 1 wherein said step of differentially compressing said data comprises the steps of:
compressing at least part of said data with a first compression system; and
compressing at least one additional part of said data with at least one additional compression system.

### Claim 16 (depends on 1)

A method of high efficiency rotational machine integrity determination according to claim 1 and further comprising the step of intelligently hierarchically ranking data based on said rotational waveform data.

### Claim 17 (depends on 16)

A method of high efficiency rotational machine integrity determination according to claim 16 wherein said step of intelligently hierarchically ranking data based on said rotational waveform data comprises the step of intelligently hierarchically ranking data directly based on said rotational waveform data.

### Claim 18 (depends on 16)

A method of high efficiency rotational machine integrity determination according to claim 16 wherein said step of intelligently hierarchically ranking data based on said rotational waveform data comprises the step of intelligently hierarchically ranking data indirectly based on said rotational waveform data.

### Claim 19 (depends on 16)

A method of high efficiency rotational machine integrity determination according to claim 16 wherein said step of transforming said rotational waveform data by a programmed processor comprises the step of transforming said rotational waveform data by a programmed processor in response to said step of intelligently hierarchically ranking data based on said rotational waveform data.

### Claim 20 (depends on 16)

A method of high efficiency rotational machine integrity determination according to claim 16 and further comprising the step of compressing at least part of said data in response to step of intelligently hierarchically ranking said data.

### Claim 21 (depends on 20)

A method of high efficiency rotational machine integrity determination according to claim 20 wherein said step of compressing at least part of said data in response to said step of intelligently hierarchically ranking said data comprises the step of hierarchically compressing said data until reaching a power requirement threshold.

### Claim 22 (depends on 1)

A method of high efficiency rotational machine integrity determination according to claim 1 and further comprising the step of generating differential data based on said rotational waveform data.

### Claim at position 19

23-25. (canceled)

### Claim 26 (depends on 22)

A method of high efficiency rotational machine integrity determination according to claim 22 wherein said step of generating said differential data comprises the step of generating subtracted data.

### Claim at position 21

27-29. (canceled)

### Claim 30 (depends on 1)

A method of high efficiency rotational machine integrity determination according to claim 1 wherein said rotational motive apparatus is selected from a group consisting of a rotating pump, a rotating electric motor, a compressor, and a rotating fan.

### Claim 31 (depends on 1)

A method of high efficiency rotational machine integrity determination according to claim 1 wherein said step of sensing said time-varying rotational indicia from said rotational motive apparatus comprises the step of on-machine sensing said time-varying rotational indicia from said rotational motive apparatus.

### Claim at position 24

32-33. (canceled)

### Claim 34

A high efficiency rotational machine integrity determination system comprising:
a time-varying rotational indicia sensor responsive to a rotational motive apparatus;
rotational waveform data established by said time-varying rotational indicia sensor;
a programmed rotational waveform data transformation processor;
a data compression system;
a rotational integrity abridgment transmissor generated by said programmed rotational waveform data transformation processor;
an abridgment transmissor electromagnetic signal of said rotational integrity abridgment transmissor; and
an abridgment transmissor electromagnetic signal transmitter capable of transmitting said abridgment transmissor electromagnetic signal from said rotational motive apparatus to facilitate a machine integrity determination based on said rotational integrity abridgment transmissor;
wherein said data compression system comprises a differential data compression system.

### Claim 35 (depends on 34)

A high efficiency rotational machine integrity determination system according to claim 34 and further comprising an operational function energy apportioning decisional processor.

### Claim 36 (depends on 35)

A high efficiency rotational machine integrity determination system according to claim 35 wherein said operational function energy apportioning decisional processor comprises a power supply evaluator and a power consumption determinater.

### Claim 37 (depends on 36)

A high efficiency rotational machine integrity determination system according to claim 36 wherein said power consumption determinater is selected from a group consisting of a time-varying rotation indicia sensor power consumption determinater, a programmed rotational waveform data transformation processor power consumption determinater, and an abridgment transmissor electromagnetic signal transmitter power consumption determinater.

### Claim 38 (depends on 36)

A high efficiency rotational machine integrity determination system according to claim 36 wherein said power consumption determinater is configured to determine power consumption for an activity selected from a group consisting of:
computational resources required to establish said rotational waveform data;
computational resources required to transform said rotational waveform data;
computational resources required to generate said rotational integrity abridgment transmissor;
computational resources required to create said abridgment transmissor electromagnetic signal;
computational resources required to transmit said abridgment transmissor electromagnetic signal;
computational resources required to compress;
computational resources required to uncompress;
frequency of transformation;
frequency of transmission;
frequency of sensing;
frequency of establishing rotational waveform data;
frequency of creation of an electromagnetic signal;
a compression algorithm;
a decompression algorithm;
transmission time;
degree of transformation;
degree of compression;
degree of error detection;
degree of error correction;
degree of error control;
amount of distortion introduced in said rotational abridgment transmissor; and
any combination thereof.

### Claim 39 (depends on 36)

A high efficiency rotational machine integrity determination system according to claim 36 wherein said power consumption determinater is based on said power supply evaluator.

### Claim 40 (depends on 36)

A high efficiency rotational machine integrity determination system according to claim 36 wherein said power supply evaluator comprises an evaluator of an element selected from a group consisting of a battery, a power plug, a sensor battery, device battery, a remote device battery, and any combination thereof.

### Claim 41 (depends on 35)

A high efficiency rotational machine integrity determination system according to claim 35 wherein said operational function energy apportioning decisional processor comprises a reduced power consumption element.

### Claim at position 33

42-44. (canceled)

### Claim 45 (depends on 34)

A high efficiency rotational machine integrity determination system according to claim 34 wherein said differential data compression system comprises at least two different compression systems.

### Claim 46 (depends on 45)

A high efficiency rotational machine integrity determination system according to claim 45 wherein each of said at least two different compression systems are differentially responsive to at least two different time-varying rotational indicia sensors.

### Claim 47 (depends on 34)

A high efficiency rotational machine integrity determination system according to claim 34 wherein said differential data compression system comprises a first partial data compression system and at least one additional partial data compressions system that is different from said first partial data compression system.

### Claim 48

(canceled)

### Claim 49 (depends on 34)

A high efficiency rotational machine integrity determination system according to claim 34 and further comprising a compression power consumption threshold.

### Claim 50 (depends on 34)

A high efficiency rotational machine integrity determination system according to claim 34 and further comprising an intelligent hierarchical data ranking element responsive to said rotational waveform data.

### Claim 51 (depends on 50)

A high efficiency rotational machine integrity determination system according to claim 50 wherein said intelligent hierarchical data ranking element comprises an intelligent hierarchical data ranking decisional processor.

### Claim 52 (depends on 50)

A high efficiency rotational machine integrity determination system according to claim 50 wherein said a programmed rotational waveform data transformation processor is responsive to said intelligent hierarchical data ranking element.

### Claim 53 (depends on 50)

A high efficiency rotational machine integrity determination system according to claim 50 and further comprising a data compression system responsive to said intelligent data ranking element.

### Claim 54 (depends on 50)

A high efficiency rotational machine integrity determination system according to claim 50 and further comprising a partial data compression system responsive to said intelligent data ranking element.

### Claim 55 (depends on 34)

A high efficiency rotational machine integrity determination system according to claim 34 and further comprising differential data generated by a differential data processor.

### Claim 56 (depends on 55)

A high efficiency rotational machine integrity determination system according to claim 55 wherein said differential data comprises subtracted data.

### Claim at position 46

57-64. (canceled)
