On-line measuring system and method

  • US 6,630,672 B1
  • Filed: 06/21/2000
  • Issued: 10/07/2003
  • Est. Priority Date: 12/23/1997
  • Status: Expired due to Term
First Claim
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1. A system for the on-line measurement of a parameter in processed sugar cane, the system comprising:

  • (a) a scanning head mounted adjacent a continuous stream of processed cane, the scanning head comprising a remote light source and reflected light gathering and transmission apparatus;

    (b) a near infrared spectrophotometer which includes a monochromator for resolving the reflected light into light of a discrete wavelength;

    (c) a database containing a reference calibration equation linking absorption characteristics by wavelength and the quantified presence of the parameter of interest; and

    (d) a computer for measuring the parameter by application of the calibration equation to the obtained spectrum for a sample and managing said system.

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