GB/T 35865-2018Inspection of grain and oils—Determinination of head rice yield of paddy—Image analysis method (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This standard specifies the terms and definitions, principles, apparatus, sampling, determination method, the results of the image analysis method for determination of rice whole rice accuracy Other requirements.

This standard applies to rice milled rice rate determination.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 1354 rice

GB/T 5491 grain, oil test sampling, sub-sample method

GB/T 21719 rice whole rice rate test

3 Terms and definitions

GB/T 21719 defined and the following terms and definitions apply to this document.

4 Principle

Net rice after hulled brown rice ground to meet the provisions of GB/T 1354 in three rice, the image acquisition system to obtain outside the rice View image information, and then by the image analysis system to determine the calculation, the rice yield milled rice.

5 Instruments

5.1 GB/T 21719 provisions of the instrument.

5.2 rice appearance quality tester. with image acquisition and analysis capabilities. Grain length detection error (deltaL) does not exceed 0.2mm; finishing Rice accounted for the mass fraction of rice detection error (deltaw) does not exceed 1.5%, the accuracy of detection methods see Appendix A.

6 Stick sample

Sampling should be GB/T 5491 provisions of the method of implementation.