CN117663646A - Litchi quick-freezing system and method based on ultralow-temperature antifreeze solution - Google Patents
Litchi quick-freezing system and method based on ultralow-temperature antifreeze solution Download PDFInfo
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- 241001629511 Litchi Species 0.000 title claims abstract description 264
- 238000007710 freezing Methods 0.000 title claims abstract description 149
- 230000002528 anti-freeze Effects 0.000 title claims abstract description 107
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 22
- 238000004458 analytical method Methods 0.000 claims abstract description 19
- 239000000654 additive Substances 0.000 claims abstract description 14
- 230000000996 additive effect Effects 0.000 claims abstract description 14
- 238000004364 calculation method Methods 0.000 claims description 52
- 239000002245 particle Substances 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 17
- 238000005303 weighing Methods 0.000 claims description 16
- 238000010191 image analysis Methods 0.000 claims description 10
- 230000008014 freezing Effects 0.000 claims description 9
- 230000010354 integration Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 6
- 239000002801 charged material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013569 fruit product Nutrition 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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Abstract
The invention relates to the technical field of fruit quick-freezing systems, and provides a litchi quick-freezing system and method based on ultralow-temperature antifreeze fluid, wherein the litchi quick-freezing system comprises a quick-freezing box body, a batch feeding terminal, a litchi specification detection terminal, a carrier vehicle parameter acquisition terminal, an analysis terminal and an antifreeze fluid filling terminal; the litchi specification detection terminal is used for detecting the specification of litchi and generating litchi specification information; the carrier vehicle parameter acquisition terminal is used for acquiring vehicle parameters; the analysis terminal is used for generating feeding information according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the batch feeding terminal is used for conveying litchis to the quick-freezing box body in batches according to feeding information; the analysis terminal is used for generating antifreeze additive information according to litchi specification information and transportation path information; and the antifreeze filling terminal is used for filling antifreeze into the quick-freezing box body according to the antifreeze adding amount information. The invention has the effect of improving the quick-freezing fresh-keeping quality of litchi.
Description
Technical Field
The invention relates to the technical field of fruit quick-freezing systems, in particular to a litchi quick-freezing system and method based on ultralow-temperature antifreeze solution.
Background
The ultra-low temperature antifreeze is a liquid specifically designed to prevent freezing of objects under extremely low temperature conditions. They generally contain specific components to ensure that they remain in a liquid state in extremely cold environments, thereby preventing freezing of the object. A fruit quick-freezing system is a device or process specifically designed for quick-freezing fruit. The main aim is to reduce the temperature of the fruit to below the freezing point rapidly while maintaining the quality of the fruit so as to prolong the preservation period, preserve the flavor and maintain the nutritional ingredients. These systems are widely used in food processing and cold chain management to ensure high quality fruit products.
Many fruit quick-freezing systems have been developed and, through extensive searching and reference, the prior art fruit quick-freezing systems have been found to have fruit quick-freezing systems as disclosed in publication nos. CN110294202A, CN116195622A, CN107897343A, EP0337347A1, US5661979A, JP2015187535A, which generally include: the system comprises a refrigerator, a control terminal and a man-machine interaction terminal; the man-machine interaction terminal is used for a user to input refrigeration parameters; the control terminal is used for controlling the refrigerator according to the refrigeration parameters; the refrigerator is used for placing and freezing fruits. The fruit quick-freezing system has a single refrigeration mode, and when the litchi is refrigerated, because the litchi water is more, the litchi water is frozen and easily influences the quality of the litchi, so that the defect of reduced quick-freezing fresh-keeping quality of the system on the litchi is caused.
Disclosure of Invention
The invention aims to provide an ultralow-temperature antifreezing solution-based litchi quick-freezing system aiming at the defects of the fruit quick-freezing system.
The invention adopts the following technical scheme:
the litchi quick-freezing system based on the ultralow-temperature antifreeze fluid comprises a quick-freezing box body, a batch feeding terminal, a litchi specification detection terminal, a carrier vehicle parameter acquisition terminal, an analysis terminal and an antifreeze fluid filling terminal; the quick-freezing box body is used for providing a placing space for litchis to be quick-frozen and carrying out quick-freezing treatment on the litchis; the litchi specification detection terminal is used for detecting the specification of litchi and generating litchi specification information; the carrier vehicle parameter acquisition terminal is used for acquiring vehicle parameters of the carrier vehicle; the analysis terminal is used for generating feeding information according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the batch feeding terminal is used for conveying litchis to the quick-freezing box body in batches according to feeding information; the analysis terminal is used for generating antifreeze additive information according to litchi specification information and transportation path information; the antifreezing solution filling terminal is used for filling antifreezing solution into the quick-freezing box body according to the antifreezing solution addition amount information;
the litchi specification detection terminal comprises a detection conveyor belt, a weighing module, an image acquisition module, an image analysis module and a litchi specification information generation module; the detection conveyor belt is used for conveying litchis one by one in the detection process; the weighing module is used for weighing each litchi and generating litchi weighing information; the image acquisition module is used for shooting each litchi to generate litchi image information; the image analysis module is used for carrying out image analysis according to the litchi image information to generate litchi particle size information and litchi color information; the litchi specification information generation module is used for integrating litchi weighing information, litchi particle size information and litchi color information into litchi specification information;
the carrier vehicle parameter acquisition terminal comprises a carrier vehicle cargo box information acquisition module, a carrier vehicle maximum bearing information acquisition module and a carrier vehicle parameter integration module; the carrier vehicle cargo box information acquisition module is used for acquiring carrier vehicle cargo box information of the carrier vehicle; the carrier vehicle maximum bearing information acquisition module is used for acquiring the maximum bearing information of the carrier vehicle; the carrier vehicle parameter integration module is used for integrating carrier vehicle cargo box information and maximum bearing information into carrier vehicle parameters.
Optionally, the analysis terminal comprises a feeding index calculation module, a feeding information generation module, an antifreezing solution addition index calculation module and an antifreezing solution addition amount information generation module; the feeding index calculation module is used for calculating a feeding index according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the feeding information generation module is used for generating corresponding feeding information according to the feeding index; the anti-freezing solution addition index calculation module is used for calculating an anti-freezing solution addition index according to litchi specification information and transportation path information; the antifreeze adding amount information generating module is used for generating corresponding antifreeze adding amount information according to the antifreeze adding index.
Optionally, the feeding index calculation module comprises a feeding calculation parameter extraction sub-module and a feeding index calculation sub-module; the feeding calculation parameter extraction submodule is used for extracting litchi grain size information, litchi color information, quick-freezing box volume information and carrier vehicle container volume information according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the feeding index calculation sub-module is used for extracting litchi particle size information, litchi color information, quick-freezing box volume information and carrier vehicle container volume information according to litchi specification information, quick-freezing box parameter information and vehicle parameters to calculate a corresponding feeding index;
when the feeding index calculation sub-module works, the following formula is satisfied:
；
；
；
；
；
wherein,indicating feeding indexes corresponding to the current batch of litchis and quick-freezing boxes; />The average litchi particle size value of the current batch of litchis is represented; />And->Respectively representing a first reference index value and a second reference index value, which are set by an administrator according to experience; />A litchi color score value representing a current batch of litchis; />And->Respectively representing the volume value of the quick-frozen box body and the volume value of the cargo box of the carrier vehicle; />、/>、/>And->Respectively representing different index value conversion coefficients, which are set by an administrator according to experience;
indicating the +.o in the current batch of litchi>Litchi particle size values of individual litchis; />Representing the total number of the current batch of litchis; />Representing a multiple selection function based on the particle size difference score; />Indicate->Grading the particle size difference of the litchis; />The litchi particle size value of the smallest litchi in the current batch of litchis is represented; />Representing a reference comparison value, empirically set by an administrator; />Indicating the +.o in the current batch of litchi>The number of red pixel points in litchi image information of the litchi;
the feeding information generation module is used for meeting the following formulas when generating feeding information according to feeding indexes:
；
wherein,a selection function representing a feed target duty ratio in the feed information; />、/>And->Respectively representing different selection thresholds, which are set by an administrator according to experience; />、7/>、/>And->Respectively representing the target duty ratio of the feeding materials; the target feeding ratio is the ratio of the target volume of the fed litchi to the preset maximum accommodating volume in the quick-freezing box body; the maximum preset accommodating volume in the quick-freezing box body is smaller than the volume value of the quick-freezing box body, and the quick-freezing box body is preset by an administrator according to experience.
Optionally, the antifreeze adding index calculating module comprises a transportation path information obtaining sub-module and an antifreeze adding index calculating sub-module; the transportation path information acquisition sub-module is used for acquiring transportation path information input by a driver; the anti-freezing liquid addition index calculation submodule is used for calculating an anti-freezing liquid addition index according to litchi specification information and transportation path information;
when the antifreeze adding index calculation sub-module works, the following formula is satisfied:
；
wherein,indicating the total speed of the current batch of litchis after being respectively filled into the corresponding quick-freezing boxesAn antifreeze adding index of the freezing box body; />The average litchi particle size value of the current batch of litchis is represented; />Representing a total transportation route value in the transportation route information; />A route value of a passing expressway in the transportation route information is represented; />A distance value representing the distance of the transportation path information passing through the mountain road; />An absolute value representing a difference between the departure altitude and the destination altitude; />Indicating the first position in the cargo box of the carrier vehicleThe weight value of the quick-freezing box body filled with litchi is measured; />Representing the total number of quick-frozen boxes in the cargo box of the carrier vehicle; />、/>Andrespectively representing different index value conversion coefficients, which are set by an administrator according to experience;
when the antifreeze additive amount information generating module works, the following formula is satisfied:
；
；
wherein,representing an antifreeze addition amount selection function based on an antifreeze addition index;representing a reference additive amount selection function based on the feed target duty cycle; />Representing the reference adjustment amount, which is empirically set by an administrator; />、/>And->Respectively representing different addition amount selection thresholds, which are set by an administrator according to experience; />The addition amount of the antifreeze is in a full state, namely: filling an antifreezing solution into a quick-freezing box body filled with corresponding litchis;indicating the target duty ratio in the charged material +.>Adding antifreeze into the quick-freezing box body of litchi, so that the liquid level of the antifreeze rises to the target ratio of feed>Is a position of (2); />The method is characterized in that antifreeze is added into a quick-freezing box body filled with corresponding litchi, so that the liquid level of the antifreeze is increased to the target duty ratio of the feedIs a position of (2); />The method is characterized in that antifreeze is added into a quick-freezing box body filled with corresponding litchi, so that the liquid level of the antifreeze is increased to the target duty ratio of feed>Is a position of (c).
The litchi quick-freezing method based on the ultralow-temperature antifreeze fluid is applied to the litchi quick-freezing system based on the ultralow-temperature antifreeze fluid, and comprises the following steps of:
s1, specification detection is carried out on litchi, and litchi specification information is generated;
s2, acquiring vehicle parameters of the carrier vehicle;
s3, feeding information is generated according to litchi specification information, quick-freezing box body parameter information and vehicle parameters;
s4, carrying litchis in batches to the quick-freezing box body according to feeding information;
s5, generating antifreeze additive amount information according to litchi specification information and transportation path information;
and S6, filling the antifreeze into the quick-freezing box body according to the antifreeze adding amount information.
The beneficial effects obtained by the invention are as follows:
1. the quick-freezing box body, the batch feeding terminal, the litchi specification detection terminal, the carrier vehicle parameter acquisition terminal, the analysis terminal and the anti-freezing solution filling terminal are arranged to be beneficial to the detection and feeding of litchi, and the anti-freezing solution filling amount is determined through analysis, so that litchi in the quick-freezing box body is soaked in the corresponding anti-freezing solution, the water content of the litchi is not easy to freeze in the quick-freezing process, the quick-freezing quality of the litchi is improved, and the quick-freezing fresh-keeping quality of the litchi by the system is improved;
2. the detection conveyor belt, the weighing module, the image acquisition module, the image analysis module and the litchi specification information generation module are arranged to be beneficial to improving the quality of feeding and boxing a batch of litchis, realizing accurate feeding, improving the measurement effect and the analysis effect of each litchi, enabling the litchi specification information to be more accurate, further improving the accuracy of the filling amount of the antifreeze solution, guaranteeing the quick-freezing fresh-keeping quality of all litchis in the speed box under the condition of saving the antifreeze solution, and being beneficial to improving the quick-freezing fresh-keeping quality of the system on the litchis;
3. the carrier vehicle cargo box information acquisition module, the carrier vehicle maximum bearing information acquisition module and the carrier vehicle parameter integration module are arranged to be beneficial to improving the acquisition efficiency and accuracy of the carrier vehicle cargo box information, the carrier vehicle maximum bearing information and the carrier vehicle parameters, so that the accuracy of an analysis process is improved, the addition amount information of the antifreezing solution is more accurate, and the quick-freezing fresh-keeping quality of the system on litchis is improved;
4. the feeding index calculation module, the feeding information generation module, the antifreeze adding index calculation module and the antifreeze adding amount information generation module are beneficial to optimizing the feeding index and the feeding information of the quick-freezing box body, so that the feeding index, the feeding information, the antifreeze adding index and the antifreeze adding amount information are more accurate, and the quick-freezing fresh-keeping quality of the system on litchi is improved;
5. the feeding calculation parameter extraction submodule and the feeding index calculation submodule are matched with a feeding index algorithm and a feeding target duty ratio function, so that the accuracy and the adaptability of the feeding index are improved further, the feeding index is output to be suitable for each batch of litchis and for quick-freezing boxes with different specifications, and the quick-freezing fresh-keeping quality of the system on the litchis is further improved;
6. the transportation path information acquisition sub-module and the antifreeze adding index calculation sub-module are matched with an antifreeze adding index algorithm and an antifreeze adding amount selection function, so that the accuracy and the adaptability of the antifreeze adding index and the antifreeze adding amount are improved further, and the quick-freezing fresh-keeping quality of the system on litchi is improved further;
7. the arrangement of the in-box litchi color information acquisition unit, the in-box litchi particle size information acquisition unit and the antifreezing solution addition amount acquisition unit is matched with a loading sequence index algorithm, so that the loading sequence and unloading sequence of all quick-frozen boxes are optimized, the loading and unloading process of the same batch of litchis is more reasonable and smooth, the priority treatment of larger and more ripe litchis is facilitated, the quick-freezing and thawing effects of the same batch of litchis are further improved, the fresh-keeping quality of litchis is better, and the quick-freezing fresh-keeping quality of the system to litchis is further improved.
For a further understanding of the nature and the technical aspects of the present invention, reference should be made to the following detailed description of the invention and the accompanying drawings, which are provided for purposes of reference only and are not intended to limit the invention.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a feed index calculation module according to the present invention;
FIG. 3 is a schematic structural diagram of an antifreeze additive index calculation module according to the present invention;
FIG. 4 is a schematic flow chart of a method for quick freezing litchi based on ultralow temperature antifreeze solution in the invention;
FIG. 5 is a schematic diagram of a loading order index calculation module according to the present invention;
fig. 6 is a schematic structural diagram of a sequence index calculation parameter reading sub-module according to the present invention.
Detailed Description
The following embodiments of the present invention are described in terms of specific examples, and those skilled in the art will appreciate the advantages and effects of the present invention from the disclosure herein. The invention is capable of other and different embodiments and its several details are capable of modification and variation in various respects, all without departing from the spirit of the present invention. The drawings of the present invention are merely schematic illustrations, and are not drawn to actual dimensions, and are stated in advance. The following embodiments will further illustrate the related art of the present invention in detail, but the disclosure is not intended to limit the scope of the present invention.
Embodiment one: the embodiment provides a litchi quick-freezing system based on ultralow-temperature antifreeze fluid. Referring to fig. 1, the litchi quick-freezing system based on the ultralow-temperature antifreeze fluid comprises a quick-freezing box body, a batch feeding terminal, a litchi specification detection terminal, a carrier vehicle parameter acquisition terminal, an analysis terminal and an antifreeze fluid filling terminal; the quick-freezing box body is used for providing a placing space for litchis to be quick-frozen and carrying out quick-freezing treatment on the litchis; the litchi specification detection terminal is used for detecting the specification of litchi and generating litchi specification information; the carrier vehicle parameter acquisition terminal is used for acquiring vehicle parameters of the carrier vehicle; the analysis terminal is used for generating feeding information according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the batch feeding terminal is used for conveying litchis to the quick-freezing box body in batches according to feeding information; the analysis terminal is used for generating antifreeze additive information according to litchi specification information and transportation path information; the antifreezing solution filling terminal is used for filling antifreezing solution into the quick-freezing box body according to the antifreezing solution addition amount information;
the litchi specification detection terminal comprises a detection conveyor belt, a weighing module, an image acquisition module, an image analysis module and a litchi specification information generation module; the detection conveyor belt is used for conveying litchis one by one in the detection process; the weighing module is used for weighing each litchi and generating litchi weighing information; the image acquisition module is used for shooting each litchi to generate litchi image information; the image analysis module is used for carrying out image analysis according to the litchi image information to generate litchi particle size information and litchi color information; the litchi specification information generation module is used for integrating litchi weighing information, litchi particle size information and litchi color information into litchi specification information;
the carrier vehicle parameter acquisition terminal comprises a carrier vehicle cargo box information acquisition module, a carrier vehicle maximum bearing information acquisition module and a carrier vehicle parameter integration module; the carrier vehicle cargo box information acquisition module is used for acquiring carrier vehicle cargo box information of the carrier vehicle; the carrier vehicle maximum bearing information acquisition module is used for acquiring the maximum bearing information of the carrier vehicle; the carrier vehicle parameter integration module is used for integrating carrier vehicle cargo box information and maximum bearing information into carrier vehicle parameters.
Optionally, the analysis terminal comprises a feeding index calculation module, a feeding information generation module, an antifreezing solution addition index calculation module and an antifreezing solution addition amount information generation module; the feeding index calculation module is used for calculating a feeding index according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the feeding information generation module is used for generating corresponding feeding information according to the feeding index; the anti-freezing solution addition index calculation module is used for calculating an anti-freezing solution addition index according to litchi specification information and transportation path information; the antifreeze adding amount information generating module is used for generating corresponding antifreeze adding amount information according to the antifreeze adding index.
Optionally, referring to fig. 2, the feeding index calculating module includes a feeding calculation parameter extracting sub-module and a feeding index calculating sub-module; the feeding calculation parameter extraction submodule is used for extracting litchi grain size information, litchi color information, quick-freezing box volume information and carrier vehicle container volume information according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the feeding index calculation sub-module is used for extracting litchi particle size information, litchi color information, quick-freezing box volume information and carrier vehicle container volume information according to litchi specification information, quick-freezing box parameter information and vehicle parameters to calculate a corresponding feeding index;
when the feeding index calculation sub-module works, the following formula is satisfied:
；
；
；
；
；
wherein,indicating feeding indexes corresponding to the current batch of litchis and quick-freezing boxes; />The average litchi particle size value of the current batch of litchis is represented; />And->Respectively representing a first reference index value and a second reference index value, which are set by an administrator according to experience; />A litchi color score value representing a current batch of litchis; />And->Respectively representing the volume value of the quick-frozen box body and the volume value of the cargo box of the carrier vehicle; />、/>、/>And->Respectively representing different index value conversion coefficients, which are set by an administrator according to experience;
indicating the +.o in the current batch of litchi>Litchi particle size values of individual litchis; />Representing the total number of the current batch of litchis; />Representing a multiple selection function based on the particle size difference score; />Indicate->Grading the particle size difference of the litchis; />The litchi particle size value of the smallest litchi in the current batch of litchis is represented; />Representing a reference comparison value, empirically set by an administrator; />Indicating the +.o in the current batch of litchi>The number of red pixel points in litchi image information of the litchi;
the feeding information generation module is used for meeting the following formulas when generating feeding information according to feeding indexes:
；
wherein,a selection function representing a feed target duty ratio in the feed information; />、/>And->Respectively representing different selection thresholds, which are set by an administrator according to experience; />、7/>、/>And->Respectively representing the target duty ratio of the feeding materials; the target feeding ratio is the ratio of the target volume of the fed litchi to the preset maximum accommodating volume in the quick-freezing box body; the maximum preset accommodating volume in the quick-freezing box body is smaller than the volume value of the quick-freezing box body, and the quick-freezing box body is preset by an administrator according to experience.
Optionally, referring to fig. 3, the antifreeze adding index calculating module includes a transportation path information obtaining sub-module and an antifreeze adding index calculating sub-module; the transportation path information acquisition sub-module is used for acquiring transportation path information input by a driver; the anti-freezing liquid addition index calculation submodule is used for calculating an anti-freezing liquid addition index according to litchi specification information and transportation path information;
when the antifreeze adding index calculation sub-module works, the following formula is satisfied:
；
wherein,the antifreeze adding index of all quick-frozen boxes after the current batch of litchis are respectively filled into the corresponding quick-frozen boxes; />The average litchi particle size value of the current batch of litchis is represented; />Representing a total transportation route value in the transportation route information; />A route value of a passing expressway in the transportation route information is represented; l (L) 1 A distance value representing the distance of the transportation path information passing through the mountain road; />An absolute value representing a difference between the departure altitude and the destination altitude; />Indicating the first position in the cargo box of the carrier vehicleThe weight value of the quick-freezing box body filled with litchi is measured; />Representing the total number of quick-frozen boxes in the cargo box of the carrier vehicle; />、/>Andrespectively representing different index value conversion coefficients, which are set by an administrator according to experience;
when the antifreeze additive amount information generating module works, the following formula is satisfied:
；
；
wherein,representing an antifreeze addition amount selection function based on an antifreeze addition index;representing a reference additive amount selection function based on the feed target duty cycle; />Representing the reference adjustment amount, which is empirically set by an administrator; />、/>And->Respectively representing different addition amount selection thresholds, which are set by an administrator according to experience; />The addition amount of the antifreeze is in a full state, namely: filling an antifreezing solution into a quick-freezing box body filled with corresponding litchis;indicating the target duty ratio in the charged material +.>Adding antifreeze into the quick-freezing box body of litchi, so that the liquid level of the antifreeze rises to the target ratio of feed>Is a position of (2); />The method is characterized in that antifreeze is added into a quick-freezing box body filled with corresponding litchi, so that the liquid level of the antifreeze is increased to the target duty ratio of the feedIs a position of (2); />The method is characterized in that antifreeze is added into a quick-freezing box body filled with corresponding litchi, so that the liquid level of the antifreeze is increased to the target duty ratio of feed>Is a position of (c).
The litchi quick-freezing method based on the ultralow-temperature antifreeze fluid is applied to the litchi quick-freezing system based on the ultralow-temperature antifreeze fluid, and is shown in combination with fig. 4, and the litchi quick-freezing method comprises the following steps:
s1, specification detection is carried out on litchi, and litchi specification information is generated;
s2, acquiring vehicle parameters of the carrier vehicle;
s3, feeding information is generated according to litchi specification information, quick-freezing box body parameter information and vehicle parameters;
s4, carrying litchis in batches to the quick-freezing box body according to feeding information;
s5, generating antifreeze additive amount information according to litchi specification information and transportation path information;
and S6, filling the antifreeze into the quick-freezing box body according to the antifreeze adding amount information.
Embodiment two: the embodiment comprises the whole content of the first embodiment, and provides a litchi quick-freezing system based on ultralow-temperature antifreeze, wherein a loading sequence index calculation module is arranged on a quick-freezing box body; the loading sequence index calculation module is used for calculating a corresponding loading sequence index according to the color, the particle size and the addition amount of the antifreezing solution of the litchi in the quick-freezing box body. The loading sequence index is used for prompting a cargo loader to load quick-frozen boxes into the cargo boxes of the carrier vehicle according to the corresponding sequence.
Referring to fig. 5, the loading order index calculation module includes an order index calculation parameter reading sub-module and a loading order index calculation sub-module; referring to fig. 6, the sequence index calculation parameter reading submodule comprises an in-box litchi color information obtaining unit, an in-box litchi particle size information obtaining unit and an antifreezing solution adding amount obtaining unit; the in-box litchi color information acquisition unit is used for acquiring in-box litchi color information from a batch feeding terminal; the in-box litchi grain size information acquisition unit is used for acquiring in-box litchi grain size information from a batch feeding terminal; the antifreeze adding amount obtaining unit is used for obtaining the antifreeze adding amount from the antifreeze adding amount information generating module.
When the loading order index calculation sub-module calculates, the following equation is satisfied:
；
wherein,indicating the loading sequence index of the quick-frozen box body; the quick-frozen box body with the largest loading sequence index is firstly placed into the deepest part of a cargo box of a carrier vehicle, namely: and when the carrier is used for loading the carrier cargo box into the speed box, quick-freezing box loading operation is carried out according to the size sequence of the loading sequence index from the deepest part of the cargo box. />A reference value representing the order index, which is empirically set by an administrator; />Indicating the%>The number of red pixel points of litchi; />Indicating the first place in the quick-freezing box bodyParticle size values of individual litchis; />Indicating the total number of litchis in the quick-freezing box body; />、/>And->Each representing a different loading sequence index value conversion factor, each set empirically by an administrator. The first part in the quick-frozen box body>The number of red pixels of litchi is determined from litchi color information in a box of a feeding terminal, and the first part in the quick-frozen box is a part of the number of red pixels in the litchi>The particle size value of each litchi is determined from the particle size information of the litchi in the box of the feeding terminal, and the feeding terminal performs corresponding three-dimensional scanning and image recognition when feeding each litchi.
The foregoing disclosure is only a preferred embodiment of the present invention and is not intended to limit the scope of the invention, so that all equivalent technical changes made by the application of the present invention and the accompanying drawings are included in the scope of the invention, and in addition, the elements in the invention can be updated with the technical development.
Claims (5)
1. The litchi quick-freezing system based on the ultralow-temperature antifreeze fluid is characterized by comprising a quick-freezing box body, a batch feeding terminal, a litchi specification detection terminal, a carrier vehicle parameter acquisition terminal, an analysis terminal and an antifreeze fluid filling terminal; the quick-freezing box body is used for providing a placing space for litchis to be quick-frozen and carrying out quick-freezing treatment on the litchis; the litchi specification detection terminal is used for detecting the specification of litchi and generating litchi specification information; the carrier vehicle parameter acquisition terminal is used for acquiring vehicle parameters of the carrier vehicle; the analysis terminal is used for generating feeding information according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the batch feeding terminal is used for conveying litchis to the quick-freezing box body in batches according to feeding information; the analysis terminal is used for generating antifreeze additive information according to litchi specification information and transportation path information; the antifreezing solution filling terminal is used for filling antifreezing solution into the quick-freezing box body according to the antifreezing solution addition amount information;
the litchi specification detection terminal comprises a detection conveyor belt, a weighing module, an image acquisition module, an image analysis module and a litchi specification information generation module; the detection conveyor belt is used for conveying litchis one by one in the detection process; the weighing module is used for weighing each litchi and generating litchi weighing information; the image acquisition module is used for shooting each litchi to generate litchi image information; the image analysis module is used for carrying out image analysis according to the litchi image information to generate litchi particle size information and litchi color information; the litchi specification information generation module is used for integrating litchi weighing information, litchi particle size information and litchi color information into litchi specification information;
the carrier vehicle parameter acquisition terminal comprises a carrier vehicle cargo box information acquisition module, a carrier vehicle maximum bearing information acquisition module and a carrier vehicle parameter integration module; the carrier vehicle cargo box information acquisition module is used for acquiring carrier vehicle cargo box information of the carrier vehicle; the carrier vehicle maximum bearing information acquisition module is used for acquiring the maximum bearing information of the carrier vehicle; the carrier vehicle parameter integration module is used for integrating carrier vehicle cargo box information and maximum bearing information into carrier vehicle parameters.
2. The litchi quick freezing system based on ultralow temperature antifreeze fluid as claimed in claim 1, wherein the analysis terminal comprises a feed index calculation module, a feed information generation module, an antifreeze fluid addition index calculation module and an antifreeze fluid addition amount information generation module; the feeding index calculation module is used for calculating a feeding index according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the feeding information generation module is used for generating corresponding feeding information according to the feeding index; the anti-freezing solution addition index calculation module is used for calculating an anti-freezing solution addition index according to litchi specification information and transportation path information; the antifreeze adding amount information generating module is used for generating corresponding antifreeze adding amount information according to the antifreeze adding index.
3. The litchi quick freezing system based on ultralow temperature antifreeze fluid of claim 2, wherein the feed index calculation module comprises a feed calculation parameter extraction sub-module and a feed index calculation sub-module; the feeding calculation parameter extraction submodule is used for extracting litchi grain size information, litchi color information, quick-freezing box volume information and carrier vehicle container volume information according to litchi specification information, quick-freezing box body parameter information and vehicle parameters; the feeding index calculation sub-module is used for extracting litchi particle size information, litchi color information, quick-freezing box volume information and carrier vehicle container volume information according to litchi specification information, quick-freezing box parameter information and vehicle parameters to calculate a corresponding feeding index;
when the feeding index calculation sub-module works, the following formula is satisfied:
；
；
；
；
；
wherein,indicating feeding indexes corresponding to the current batch of litchis and quick-freezing boxes; />The average litchi particle size value of the current batch of litchis is represented; />And->Representing a first reference index value and a second reference index value, respectively; />A litchi color score value representing a current batch of litchis; />And->Respectively representing the volume value of the quick-frozen box body and the volume value of the cargo box of the carrier vehicle; />、/>、/>And->Respectively representing different index value conversion coefficients;
indicating the +.o in the current batch of litchi>Litchi particle size values of individual litchis; />Representing the total number of the current batch of litchis;representing a multiple selection function based on the particle size difference score; />Indicate->Grading the particle size difference of the litchis; />The litchi particle size value of the smallest litchi in the current batch of litchis is represented; />Representing a reference comparison value; />Indicating the +.o in the current batch of litchi>The number of red pixel points in litchi image information of the litchi;
the feeding information generation module is used for meeting the following formulas when generating feeding information according to feeding indexes:
；
wherein,a selection function representing a feed target duty ratio in the feed information; />、/>And->Respectively representing different selection thresholds; />、7/>、/>And->Respectively representing the target duty ratio of the feeding materials; the target feeding ratio is the ratio of the target volume of the fed litchi to the preset maximum accommodating volume in the quick-freezing box body; the preset maximum accommodating volume in the quick-freezing box body is smaller than the volume value of the quick-freezing box body.
4. The litchi quick freezing system based on ultralow temperature antifreeze fluid of claim 3, wherein the antifreeze fluid addition index calculation module comprises a transportation path information acquisition sub-module and an antifreeze fluid addition index calculation sub-module; the transportation path information acquisition sub-module is used for acquiring transportation path information input by a driver; the anti-freezing liquid addition index calculation submodule is used for calculating an anti-freezing liquid addition index according to litchi specification information and transportation path information;
when the antifreeze adding index calculation sub-module works, the following formula is satisfied:
；
wherein,the antifreeze adding index of all quick-frozen boxes after the current batch of litchis are respectively filled into the corresponding quick-frozen boxes; />The average litchi particle size value of the current batch of litchis is represented; />Representing a total transportation route value in the transportation route information;a route value of a passing expressway in the transportation route information is represented; />A distance value representing the distance of the transportation path information passing through the mountain road; />An absolute value representing a difference between the departure altitude and the destination altitude; />Indicating +.>The weight value of the quick-freezing box body filled with litchi is measured; />Representing the total number of quick-frozen boxes in the cargo box of the carrier vehicle; />、/>Andrespectively representing different index value conversion coefficients;
when the antifreeze additive amount information generating module works, the following formula is satisfied:
；
；
wherein,representing an antifreeze addition amount selection function based on an antifreeze addition index;representing a reference additive amount selection function based on the feed target duty cycle; />Representing a reference adjustment amount;、/>and->Respectively representing different addition amount selection thresholds; />Indicating that the addition amount of the antifreezing solution is in a full state;indicating the target duty ratio in the charged material +.>Adding antifreeze into the quick-freezing box body of litchi, so that the liquid level of the antifreeze rises to the target ratio of feed>Is a position of (2); />The method is characterized in that antifreeze is added into a quick-freezing box body filled with corresponding litchi, so that the liquid level of the antifreeze is increased to the target duty ratio of the feedIs a position of (2); />The method is characterized in that antifreeze is added into a quick-freezing box body filled with corresponding litchi, so that the liquid level of the antifreeze is increased to the target duty ratio of feed>Is a position of (c).
5. The litchi quick-freezing method based on the ultralow-temperature antifreeze fluid is applied to the litchi quick-freezing system based on the ultralow-temperature antifreeze fluid as claimed in claim 4, and is characterized in that the litchi quick-freezing method comprises the following steps:
s1, specification detection is carried out on litchi, and litchi specification information is generated;
s2, acquiring vehicle parameters of the carrier vehicle;
s3, feeding information is generated according to litchi specification information, quick-freezing box body parameter information and vehicle parameters;
s4, carrying litchis in batches to the quick-freezing box body according to feeding information;
s5, generating antifreeze additive amount information according to litchi specification information and transportation path information;
and S6, filling the antifreeze into the quick-freezing box body according to the antifreeze adding amount information.
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