Multi parameter swimming pool fluid analysis and regulating method and device

Patent metadata

Field	Value
Publication number	US-11619059-B2
Application number	US-201615761133-A
Country	US
Kind code	B2
Filing date	Sep 20, 2016
Priority date	Sep 20, 2015
Publication date	Apr 4, 2023
Grant date	Apr 4, 2023

Abstract

A pool maintenance system that includes a spectroscopic device that is configured to analyze a fluid of a pool.

First claim

We claim:

1. A pool maintenance system comprising:
a spectroscopic device; wherein the pool maintenance system is a pool cleaning robot; wherein the spectroscopic device is configured to analyze a fluid of a pool; and
a controller that is configured to receive a schedule of multiple analyses of the fluid of the pool and modify the schedule based on at least one result of at least one analysis of the multiple analyses.

2. The pool maintenance system according to claim 1 wherein the spectroscopic device is configured to analyze the fluid of the pool by applying fluorescence spectroscopy and absorbance spectroscopy.

3. The pool maintenance system according to claim 2 wherein the spectroscopic device comprises:
multiple radiation sources for illuminating a sample of the fluid of the pool with multiple radiation beams from different directions;
at least one sensor; and
collection optics for directing, to the at least one sensor, one or more radiation beams out of a passed through radiation beam that passes through the sample and a reflected radiation beam that was reflected from the sample.

4. The pool maintenance system according to claim 3 wherein the collection optics is configured to direct to a first sensor of the at least one sensor the passed through radiation beam and to direct to a second sensor of the at least one sensor the reflected radiation beam.

5. The pool maintenance system according to claim 3 wherein the multiple radiation sources comprises a dual frequency range radiation source and single radiation range radiation source; wherein the dual frequency range radiation source is configured to generate radiation within two frequency ranges out of ultraviolet, near infrared and visible light; wherein the single radiation range radiation source is configured to generate radiation within a single frequency range out of ultraviolet, near infrared and visible light.

6. The pool maintenance system according to claim 1 , wherein the pool maintenance system is a pool cleaning robot; wherein the pool cleaning robot comprises a sensor for sensing a status of the pool cleaning robot; wherein the controller is configured to control a movement of the pool cleaning robot based on a status of the pool cleaning robot as sensed by the sensor and based on one or more scheduled analysis of the fluid of the pool by the spectroscopic device.

7. The pool maintenance system according to claim 6 wherein the status of the pool cleaning robot is selected out of a speed of propagation of the pool cleaning robot, an inclination of the pool cleaning robot, an acceleration of the pool cleaning robot, and vibrations of the pool cleaning robot.

8. The pool maintenance system according to claim 6 , wherein the sensor is a vibration sensor that is configured to sense vibrations of the pool cleaning robot; wherein the controller is configured to facilitate an analysis of the fluid of the pool only when the vibrations of the pool maintenance system is below a vibrations threshold.

9. The pool maintenance system according to claim 6 , wherein the sensor is a speed sensor that is configured to sense a speed of propagation of the pool cleaning robot; and wherein the controller is configured to control a reduction of a speed of propagation of pool cleaning robot to be below a speed threshold during an analysis of the fluid of the pool.

10. The pool maintenance system according to claim 6 , wherein the sensor is a vibration sensor that is configured to sense vibrations of the pool cleaning robot; and wherein the controller is configured to control a reduction of a vibration of propagation of pool cleaning robot to be below a vibration threshold during an analysis of the fluid of the pool.

11. The pool maintenance system according to claim 1 , wherein the controller is configured to schedule the multiple analyses of the fluid of the pool at different locations within the pool.

12. The pool maintenance system according to claim 11 , wherein at least two locations of the different locations are positioned at different distances from a bottom of the pool.

13. The pool maintenance system according to claim 11 , wherein one location of the different locations is at a bottom of the pool and another location of the different locations is at a surface of the fluid.

14. The pool maintenance system according to claim 1 further comprising a controller; wherein the spectroscopic device is configured to determine a signal to noise ratio of a result of an analysis executed by the spectroscopic device; and wherein the controller is configured to determine at least one parameter of a future analysis based on the signal to noise ratio of the result.

15. The pool maintenance system according to claim 1 , wherein the pool maintenance system is a pool cleaning robot that comprises a controller; wherein the spectroscopic device is configured to determine a signal to noise ratio of a result of an analysis executed by the spectroscopic device; and wherein the controller is configured to control a movement of the pool cleaning robot based on the signal to noise ratio of the result and based on one or more scheduled analyses of the fluid of the pool by the spectroscopic device.

16. The pool maintenance system according to claim 1 comprising a cooling unit for cooling a sensor of the spectroscopic device using the fluid of the pool.

17. The pool maintenance system according to claim 1 wherein the pool maintenance system is further configured to control water quality and hygiene parameters of the fluid of the pool.

18. The pool maintenance system according to claim 1 wherein the spectroscopic device is mechanically coupled to a shock absorber.

19. The pool maintenance system according to claim 1 comprising a housing; wherein the housing comprises a thermal conductive region; wherein a sensor of the spectroscopic device is thermally coupled to the thermal conductive region.

20. The pool maintenance system according to claim 1 comprising multiple fluid conduits for receiving the fluid of the pool from multiple locations and a selection unit for selecting a selected conduit for providing the fluid to the spectroscopic device for a given analysis.

21. A pool maintenance system comprising:
a spectroscopic device; wherein the pool maintenance system is a pool cleaning robot; wherein the spectroscopic device is configured to analyze a fluid of a pool to provide information about levels of organic and inorganic materials in the pool; and
a controller that is configured to receive a schedule of multiple analyses of the fluid of the pool and modify the schedule based on at least one result of at least one analysis of the multiple analyses.

22. A method for analyzing a fluid of a pool, the method comprises:
receiving one or more samples of a fluid of a pool;
analyzing the fluid of the pool, wherein the analyzing comprises using a spectroscopic device associated with a pool maintenance system; and wherein the pool maintenance system is a pool cleaning robot;
receiving, by a controller of the pool maintenance system, a schedule of multiple analyses of the fluid of the pool; and
modifying the schedule based on at least one result of at least one analysis of the fluid of the pool.

Assignees

• Maytronics Ltd

Inventors

• Witelson Shay
• Yizhack Tamir
• Peretz Shay
• Hilel Gil

Classifications

• G01N2201/0218

  Submersible, submarine · CPC title

• G01N2021/6491

  Measuring fluorescence and transmission; Correcting inner filter effect · CPC title

• G01N33/1886

  using probes, e.g. submersible probes, buoys · CPC title

• G01N21/85

  Investigating moving fluids or granular solids · CPC title

• G01N21/255

  Details, e.g. use of specially adapted sources, lighting or optical systems · CPC title