초록 ▼

A solution for monitoring an area for the presence of a flame and/or a leak, such as from a pressurized fluid, is provided. An imaging device can be used that acquires image data based on electromagnetic radiation having wavelengths only corresponding to at least one region of the electromagnetic sp

A solution for monitoring an area for the presence of a flame and/or a leak, such as from a pressurized fluid, is provided. An imaging device can be used that acquires image data based on electromagnetic radiation having wavelengths only corresponding to at least one region of the electromagnetic spectrum in which electromagnetic radiation from an ambient light source is less than the electromagnetic radiation emitted by at least one type of flame for which the presence within the area is being monitored. An acoustic device can be used that is configured to acquire acoustic data for the area and enhance acoustic signals in a range of frequencies corresponding to a leak of a pressurized fluid present in the area.

대표청구항 ▼

1. A system comprising: at least one sensing component, the at least one sensing component including: an imaging device, wherein the imaging device is configured to acquire image data for an area based on electromagnetic radiation having wavelengths only corresponding to at least one region of the e

1. A system comprising: at least one sensing component, the at least one sensing component including: an imaging device, wherein the imaging device is configured to acquire image data for an area based on electromagnetic radiation having wavelengths only corresponding to at least one region of the electromagnetic spectrum in which electromagnetic radiation from an ambient light source is less than the electromagnetic radiation emitted by at least one type of flame produced by at least one type of fluid present in the area; anda computer system including at least one computing device, wherein the computer system is configured to monitor the area for a presence of a flame of the at least one type of flame by performing a method comprising: evaluating the image data for the presence of the flame of the at least one type of flame, wherein the evaluating the image data includes: evaluating a plurality of properties of an object in the image data using a plurality of flame detection rules, wherein each flame detection rule evaluates the object as a flame or not a flame using at least one of the plurality of properties; andevaluating the object as a flame in response to a minimum number of the plurality of flame detection rules indicating that the object is a flame for a minimum amount of time; andproviding monitoring data for use by a user based on the evaluated presence of the flame. 2. The system of claim 1, wherein the ambient light source comprises the sun, and wherein the at least one region includes at least one infrared region in which most sunlight is absorbed by the atmosphere. 3. The system of claim 1, wherein the imaging device comprises: a camera sensitive to electromagnetic radiation having wavelengths up to approximately 1250 nanometers; anda low pass filter configured to filter electromagnetic radiation passing to the camera, wherein the low pass filter comprises a cut on wavelength of approximately 1150 nanometers. 4. The system of claim 1, wherein the at least one type of flame comprises a hydrogen flame, and the at least one region comprises at least a portion of an infrared region between approximately 800 nanometers and approximately 1250 nanometers. 5. The system of claim 1, the at least one sensing component further including an acoustic device, wherein the acoustic device is configured to acquire acoustic data for the area, and wherein the computer system is further configured to monitor the area for a presence of a leak of a fluid by: evaluating the acoustic data for the presence of the leak of the fluid; andproviding monitoring data for use by the user based on the evaluated presence of the leak. 6. The system of claim 5, wherein the acoustic device comprises: a reflective surface, wherein the reflective surface is at least one of: a parabolic or a spherical shape; anda transducer configured to convert acoustic signals acquired at a focal point of the reflective surface into acoustic data. 7. The system of claim 6, wherein the acoustic device is configured to enhance acoustic signals in a range of frequencies corresponding to the leak. 8. The system of claim 7, wherein a focal length of the reflective surface is at least as large as an aperture of the reflective surface. 9. The system of claim 5, wherein the acoustic data is further evaluated for the presence of the flame, and wherein the evaluating the acoustic data includes: determining whether the acoustic data includes any non-background peaks within a first range, wherein inclusion of at least one non-background peak within the first range indicates a presence of at least one of: a leak or a flame; anddetermining whether the acoustic data includes any non-background peaks within a second range in response to determining the inclusion of at least one non-background peak within the first range, wherein the inclusion of at least one non-background peak within the second range indicates the presence of a flame and no at least one non-background peak within the second range indicates the presence of a leak. 10. The system of claim 1, wherein the evaluating the image data further includes, for the image data corresponding to each of a plurality of image frames: identifying a set of objects within the image data;applying the plurality of flame detection rules to each object in the set of objects;identifying an object in the set of objects as a candidate flame in response to a minimum number of the plurality of flame detection rules indicating that the object in the set of objects is a flame; andevaluating a candidate flame as a flame in response to the minimum number of the plurality of flame detection rules indicating that the candidate flame is a flame for a minimum number of consecutive frames. 11. A system comprising: at least one sensing component, the at least one sensing component including: an imaging device, wherein the imaging device is configured to acquire image data for an area; andan acoustic device, wherein the acoustic device is configured to acquire acoustic data for the area and enhance acoustic signals in a range of frequencies corresponding to a leak of a fluid present in the area, the acoustic device including: a reflective surface, wherein the reflective surface is at least one of:a parabolic or a spherical shape having a focal length that is at least as large as an aperture of the reflective surface; and a transducer configured to convert acoustic signals acquired at a focal point of the reflective surface into acoustic data; anda computer system including at least one computing device, wherein the computer system is configured to monitor the area for each of: a presence of the leak of the fluid and a presence of a flame of at least one type of flame produced by the fluid by performing a method comprising: evaluating the image data for the presence of the flame of the at least one type of flame, wherein the evaluating the image data includes: evaluating a plurality of properties of an object in the image data using a plurality of flame detection rules, wherein each flame detection rule evaluates the object as a flame or not a flame using at least one of the plurality of properties; andevaluating the object as a flame in response to a minimum number of the plurality of flame detection rules indicating that the object is a flame for a minimum amount of time;evaluating the acoustic data for the presence of the leak of the fluid and for the presence of the flame; andproviding monitoring data for use by a user based on the evaluated presence of at least one of: the flame or the leak. 12. The system of claim 11, wherein a cross section of each of: the transducer and a support structure for the transducer is less than one half a wavelength of acoustic signals in the range of frequencies corresponding to the leak. 13. The system of claim 11, wherein the evaluating the acoustic data includes: determining whether the acoustic data includes any non-background peaks within a first range, wherein inclusion of at least one non-background peak within the first range indicates a presence of at least one of: a leak or a flame; anddetermining whether the acoustic data includes any non-background peaks within a second range in response to determining the inclusion of at least one non-background peak within the first range, wherein the inclusion of at least one non-background peak within the second range indicates the presence of a flame and no at least one non-background peak within the second range indicates the presence of a leak. 14. The system of claim 11, wherein the imaging device is configured to acquire image data for the area based on electromagnetic radiation having wavelengths only corresponding to at least one region of the electromagnetic spectrum in which electromagnetic radiation from an ambient light source is less than the electromagnetic radiation emitted by at least one type of flame. 15. The system of claim 14, wherein the imaging device comprises: a camera sensitive to electromagnetic radiation having wavelengths up to approximately 1250 nanometers; anda low pass filter configured to filter electromagnetic radiation passing to the camera, wherein the low pass filter comprises a cut on wavelength of approximately 1150 nanometers. 16. The system of claim 11, wherein the evaluating the image data includes, for the image data corresponding to each of a plurality of image frames: identifying a set of objects within the image data;applying the plurality of flame detection rules to each object in the set of objects;identifying an object in the set of objects as a candidate flame in response to a minimum number of the plurality of flame detection rules indicating that the object in the set of objects is a flame; andevaluating a candidate flame as a flame in response to the minimum number of the plurality of flame detection rules indicating that the candidate flame is a flame for a minimum number of consecutive frames. 17. A system comprising: an imaging device, wherein the imaging device is configured to acquire image data for an area based on electromagnetic radiation having wavelengths only corresponding to at least one region of the electromagnetic spectrum in which electromagnetic radiation from an ambient light source is less than the electromagnetic radiation emitted by at least one type of flame; anda computer system including at least one computing device, wherein the computer system is configured to monitor the area by performing a method comprising: evaluating the image data for a presence of a flame of the at least one type of flame, wherein the evaluating the image data includes: evaluating a plurality of properties of an object in the image data using a plurality of flame detection rules, wherein each flame detection rule evaluates the object as a flame or not a flame using at least one of the plurality of properties; andevaluating the object as a flame in response to a minimum number of the plurality of flame detection rules indicating that the object is a flame for a minimum amount of time; andproviding monitoring data for use by a user based on the evaluated presence of the flame, wherein the monitoring data includes the image data acquired by the imaging device annotated to emphasize a portion of the area visible in the image data. 18. The system of claim 17, further comprising an acoustic device, wherein the acoustic device is configured to acquire acoustic data for the area and enhance acoustic signals in a range of frequencies corresponding to a leak of a pressurized fluid present in the area, wherein the method further comprises evaluating the acoustic data for a presence of at least one of: the flame or a leak of the pressurized fluid, and wherein the providing is further based on the acoustic data evaluating. 19. The system of claim 18, the acoustic device including: a reflective surface, wherein the reflective surface is at least one of: a parabolic or a spherical shape having a focal length that is at least as large as an aperture of the reflective surface; anda transducer configured to convert acoustic signals acquired at a focal point of the reflective surface into acoustic data. 20. The system of claim 18, wherein the acoustic device and the imaging device are each configured to acquire the data from a generally downward direction. 21. The system of claim 17, wherein the annotated image data includes at least one highlighted area of the image data corresponding to a location of at least one of: a flame or a possible flame.