CN-121995994-A - Image recognition-based viscosity control method and application thereof in preparation of sesame paste-coated bean curd

CN121995994ACN 121995994 ACN121995994 ACN 121995994ACN-121995994-A

Abstract

The invention relates to the field of viscosity control, and provides a viscosity control method based on image recognition, which aims to solve the problem that the effective dispersion of solid substances is difficult to realize under the condition that additives such as dispersing agents and the like are not added in the prior art, wherein at least one section of viscosity curve of a system gradually rises along with the addition of a substance A; the method comprises the steps of obtaining a first relation curve between the consumption and the viscosity of a substance A, obtaining a second relation curve between the particle size and the viscosity of a substance B, obtaining the uniformity of the substance B in a system to be more than or equal to a threshold value when a number pair consisting of the particle size of the substance B and the viscosity of the system is positioned on the second relation curve, obtaining the minimum consumption of the substance A in the system when the substance B is added according to the first relation curve and the second relation curve, and obtaining the uniformity through the system image. The viscosity control method is applied to the preparation of the sesame pulp-coated bean curd, so that the sesame pulp-coated bean curd can be uniformly dispersed, and the sesame pulp-coated bean curd is more green and healthy.

Inventors

WANG LI
WEN PENG

Assignees

重庆豆拾烩农业科技发展有限公司

Dates

Publication Date: 20260508
Application Date: 20260123

Claims (10)

1. The viscosity control method based on image recognition is characterized in that at least one section of viscosity curve of a system gradually rises along with the addition of a substance A; Obtaining a first relation curve between the dosage and the viscosity of the substance A; Obtaining a second relation curve between the particle size and the viscosity of the substance B, wherein when the number pairs of the particle size of the substance B and the viscosity composition of the system are positioned on the second relation curve, the uniformity of the substance B in the system is more than or equal to a threshold value; obtaining the minimum dosage of the substance A in the system when the substance B is added according to the first relation curve and the second relation curve; the uniformity obtaining method comprises the steps of obtaining a system image after adding the substance B, and obtaining uniformity through the system image.
2. The method of claim 1, wherein the uniformity obtaining method comprises: S100, after adding a substance B, acquiring a top image and a side image of a system in a system disturbance process; S200, when the number changes of the corresponding image blocks of the substance B in the top image and the side image are smaller than or equal to preset deviation, obtaining the uniformity of the top image and the uniformity of the side image; When the number pairs of the particle size of the substance B and the viscosity composition of the system are positioned on the second relation curve, the uniformity of the top image and the uniformity of the side image are both greater than or equal to a threshold value, and the difference value between the uniformity of the top image and the uniformity of the side image is less than or equal to a preset difference value.
3. The method according to claim 1 or 2, wherein when the number pair of particle size of the substance B and viscosity composition of the system is located on the second relation curve, the minimum time required for obtaining uniformity of the substance B in the system is not less than the threshold value is obtained; when the minimum time is not longer than the set time, the water content of the substance B is not required to be regulated, and when the minimum time is not longer than the set time, the water content of the substance B is regulated.
4. Use of the viscosity control method according to any one of claims 1 to 3 for the preparation of sesame seed slurry tofu, wherein the substance a is a coagulant and the substance B is sesame.
5. The method according to claim 4, wherein the relationship between the sesame particle size and the sesame loss rate is obtained, and the maximum sesame particle size is obtained when the sesame loss rate is smaller than or equal to the preset maximum loss rate when the product is slit, and the particle size of the substance B on the second relationship curve is smaller than or equal to the maximum particle size.
6. The method for obtaining sesame loss rate according to claim 5, wherein the sesame loss rate obtaining method comprises obtaining sesame loss value of each section, when sesame loss value of a certain section is greater than a loss threshold value, marking the section as an abnormal section, and obtaining total area of the abnormal section; Sesame loss rate=100% ×total area of abnormal section/total area of all sections.
7. The use according to claim 5, wherein the relationship between the uniformity deviation of the cut surface and the image of the product and the particle size of the sesame is obtained to obtain the initial particle size range of the sesame; The actual particle size range of the sesame was obtained from the initial particle size range and the maximum particle size.
8. The application according to any one of claims 4 to 7, wherein the obtaining of the number of tiles corresponding to the substance B in S200 includes dividing the top image and the side image into tiles after the graying process, and obtaining the tiles within the preset gray value range as the tiles corresponding to the substance B.
9. The use according to claim 8, wherein the minimum rate of addition of substance B is obtained from the total amount of substance a added, the minimum amount of substance a in the system and the rate of addition of substance a.
10. The use according to claim 8, wherein a second relationship between particle size of the substance B, rate of addition of the substance B and viscosity is obtained, resulting in an actual rate of addition of the substance B.

Description

Image recognition-based viscosity control method and application thereof in preparation of sesame paste-coated bean curd Technical Field The invention relates to the field of viscosity control, in particular to a viscosity control method based on image recognition and application thereof in preparation of sesame paste-coated tofu. Background The uniformity of dispersion and suspension stability of solid matter in a system are generally directly related to the viscosity of the system, and thus regulating the viscosity of the system is one of important means for ensuring uniform dispersion of solid matter over a certain period of time. In the preparation process of the sesame seed-coated bean curd, the adding time of sesame and the viscosity of soybean milk during sesame addition affect the uniformity of the sesame in the final product, and a regulating and controlling method capable of improving the uniformity of the sesame seed in the seed-coated bean curd is needed. Disclosure of Invention The invention aims to provide a viscosity control method based on image recognition, which solves the problem that the effective dispersion of solid substances is difficult to realize under the condition that additives such as dispersing agents and the like are not added in the prior art. The invention further aims to provide an application of the viscosity control method in preparation of sesame paste-coated bean curd, so that not only can the dispersion uniformity of sesame be ensured, but also the product is more green and healthy because no additional reagent for helping uniform dispersion is added. The embodiment of the invention is realized by the following technical scheme: A viscosity control method based on image recognition is characterized in that at least one section of viscosity curve of a system gradually rises along with the addition of a substance A; Obtaining a first relation curve between the dosage and the viscosity of the substance A; Obtaining a second relation curve between the particle size and the viscosity of the substance B, wherein when the number pairs of the particle size of the substance B and the viscosity composition of the system are positioned on the second relation curve, the uniformity of the substance B in the system is more than or equal to a threshold value; obtaining the minimum dosage of the substance A in the system when the substance B is added according to the first relation curve and the second relation curve; the uniformity obtaining method comprises the steps of obtaining a system image after adding the substance B, and obtaining uniformity through the system image. Preferably, the method for obtaining uniformity includes: S100, after adding a substance B, acquiring a top image and a side image of a system in a system disturbance process; S200, when the number changes of the corresponding image blocks of the substance B in the top image and the side image are smaller than or equal to preset deviation, obtaining the uniformity of the top image and the uniformity of the side image; When the number pairs of the particle size of the substance B and the viscosity composition of the system are positioned on the second relation curve, the uniformity of the top image and the uniformity of the side image are both greater than or equal to a threshold value, and the difference value between the uniformity of the top image and the uniformity of the side image is less than or equal to a preset difference value. Preferably, when the number pairs of the particle size of the substance B and the viscosity composition of the system are located on the second relation curve, the minimum time required for obtaining that the uniformity of the substance B in the system is more than or equal to a threshold value is obtained; when the minimum time is not longer than the set time, the water content of the substance B is not required to be regulated, and when the minimum time is not longer than the set time, the water content of the substance B is regulated. The application of the viscosity control method in the preparation of sesame pulp-coated bean curd is that the substance A is a coagulant and the substance B is sesame. Preferably, the relation between the sesame particle size and the sesame loss rate is obtained, and when the product is cut, the sesame loss rate is smaller than or equal to the preset maximum loss rate, the maximum particle size of the sesame is smaller than or equal to the maximum particle size of the substance B on the second relation curve. Preferably, the sesame loss rate obtaining method comprises obtaining sesame loss value of each section, when the sesame loss value of a certain section is greater than a loss threshold value, marking the section as an abnormal section, and obtaining total area of the abnormal section; Sesame loss rate=100% ×total area of abnormal section/total area of all sections. Preferably, obtaining the relation between uniformity deviation of a tangent