TWI802360B - Strawberry detection method and device thereof - Google Patents

Abstract

A strawberry detection method and a strawberry detection device thereof are provided. The strawberry detection method is implemented in conjunction with the strawberry detection device. The strawberry detection method includes a providing step, a gas sampling step, a detection and identification step, and a determination step. In the providing step, a sample chamber and at least one strawberry arranged in the sample chamber are provided, and the at least one strawberry is dispersed with strawberry acid in gaseous form in the sample chamber. In the gas sampling step, the gas in the sample chamber is collected and input into an accommodating tank, and a plurality of sensors arranged in an array are arranged in the accommodating tank. In the detection and identification step, the gas in the sample chamber is detected through the sensors and output a strawberry acid molecular signal corresponding to the strawberry acid in the gas. In the identification step, a judgment result according to the strength of the strawberry acid molecular signal is output.

Description

Strawberry detection method and device thereof

The invention relates to a detection method and a device thereof, in particular to a strawberry detection method and a device thereof.

There is no easy and accurate method for detecting the freshness or maturity of strawberries on the market. Even if there is, such as: the method of judging the freshness by the color displayed by strawberries, this method is also time-consuming and laborious or expensive. In addition, test results and actual conditions are sometimes inconsistent. Therefore, there is an urgent need for an objective, fast and effective method to determine the quality of the freshness and maturity of strawberries.

The embodiment of the present invention provides a strawberry detection method and its device for the deficiencies of the prior art, which can effectively improve the possible defects of the existing strawberry detection method and its device.

The embodiment of the present invention discloses a strawberry detection method, which includes: providing a step of: providing a sample chamber and at least one strawberry arranged in the sample chamber, and at least one of the strawberries is scattered with gaseous strawberries in the sample chamber acid, and the sample chamber can be used to preserve the strawberry acid; gas sampling step: collect the gas in the sample chamber, and input it into a storage tank; wherein, the storage tank is provided with an array of A plurality of sensors provided; detection and identification step: detecting the gas in the sample chamber through a plurality of the sensors, and outputting a strawberry acid molecule corresponding to the strawberry acid in the gas signal; and a determination step: outputting a determination result corresponding to the strength of the strawberry acid molecular signal.

The embodiment of the present invention discloses a strawberry detection device, which includes: a sample chamber, in which at least one strawberry is arranged, and at least one strawberry is dispersed with gaseous strawberry acid in the sample chamber, and the sample chamber It can be used to preserve the strawberry acid; a storage tank is connected to the sample chamber, and the storage tank can be used to accommodate part of the gas in the sample chamber; a plurality of sensors are arranged in the and arranged in an array in the containing tank, and a plurality of the sensors can be used to detect the gas in the sample chamber, and output a strawberry acid molecular signal corresponding to the strawberry acid in the gas and a processing module, electrically coupled to a plurality of the sensors and able to receive the strawberry acid molecular signal, and then output a judgment result according to the strength of the strawberry acid molecular signal.

One of the beneficial effects of the present invention is that the strawberry detection method and device thereof provided by the present invention can detect the gas in the sample chamber through "a plurality of sensors, and correspondingly detect the gas in the sample chamber." The strawberry acid corresponding to output the strawberry acid molecular signal” and “correspondingly output the judgment result according to the strength of the strawberry acid molecular signal” can objectively, quickly and effectively judge the freshness of the strawberry quality and maturity.

In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings related to the present invention. However, the provided drawings are only for reference and description, and are not intended to limit the present invention.

The following is a description of the implementation of the "strawberry detection method and its device" disclosed in the present invention through specific specific examples. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various modifications and changes can be made to the details in this specification based on different viewpoints and applications without departing from the concept of the present invention. In addition, the drawings of the present invention are only for simple illustration, and are not drawn according to the actual size, which is stated in advance. In addition, if it is pointed out below that please refer to the specific drawing or as shown in the specific drawing, it is only used to emphasize the follow-up description. Most of the relevant content mentioned appears in the specific drawing, but not In this ensuing description, reference may be made to only the specific drawings described. The following embodiments will further describe the relevant technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention.

It should be understood that although terms such as "first", "second", and "third" may be used herein to describe various elements or signals, these elements or signals should not be limited by these terms. These terms are mainly used to distinguish one element from another element, or one signal from another signal. In addition, the term "or" used herein may include any one or a combination of more of the associated listed items depending on the actual situation.

Please refer to Fig. 1 and Fig. 2, which are the embodiments of the present invention. What needs to be explained first is that the drawings corresponding to this embodiment and the relevant numbers and shapes mentioned are only used for specific description. The embodiments of the present invention are used to facilitate the understanding of the content of the present invention, and are not used to limit the protection scope of the present invention.

As shown in FIG. 1 and FIG. 2 , an embodiment of the present invention provides a strawberry detection method S100 and its device 100 , and the strawberry detection method S100 is implemented with the device 100 . For the convenience of description and understanding, the strawberry detection device 100 will be described first, and then the strawberry detection method S100 will be introduced.

As shown in Figure 2, the strawberry detection device 100 includes a sample chamber 1, an air cleaner 2, a holding tank 3, a plurality of sensors 4 and a processing module 5, and the air cleaner 2 It is connected to the sample chamber 1 and the holding tank 3 , and the plurality of sensors 4 are electrically coupled to the processing module 5 , but the present invention is not limited thereto. For example, in other embodiments not shown in the present invention, the strawberry detection device 100 may not include the air purifier 2 .

In this embodiment, the sample chamber 1 is made of high temperature resistant material and is airtight, and at least one strawberry (not shown in the figure) is arranged in the sample chamber 1, and at least one strawberry is placed on the The gaseous strawberry acid is dispersed in the sample chamber 1, and the sample chamber 1 can be used to preserve the strawberry acid. Wherein, the sample chamber 1 includes an air outlet (not shown in the figure), and the air outlet is connected to the containing tank 3 .

It should be noted that the strawberry acid exists in the flavor components of the strawberry, and mostly is trans-body, and the chemical name of the strawberry acid is: 2-methyl-2-pentenoic acid or trans-2-methyl-2-penteno. Wherein, when at least one strawberry is placed in the sample chamber 1, the strawberry acid will be distributed in the gas in the sample chamber 1 in a small amount.

The air purifier 2 includes activated carbon for filtering moisture, carbon dioxide and volatile sulfur oxide gases in the gas in the sample chamber 1, but the present invention is not limited thereto. For example, in other embodiments of the present invention, the air purifier 2 may also include other materials that can be used to remove moisture, carbon dioxide and volatile sulfur oxide gases from the gas. By being provided with the air cleaner 2 , when multiple sensors 4 are in operation, errors in sensing by multiple sensors 4 can be effectively reduced.

The holding tank 3 is connected to the sample chamber 1 , and the holding tank 3 can be used to hold part of the gas in the sample chamber 1 . Furthermore, the holding tank 3 can be used to receive a part of the gas at the top of the sample chamber 1 and temporarily store it, and in other embodiments of the present invention, the number of the holding tank 3 can be more , so as to facilitate multiple subsequent detections.

As shown in FIG. 2, a plurality of the sensors 4 are arranged in the accommodating groove 3 and arranged in an array, and a plurality of the sensors 4 can be used to detect the the gas, and correspondingly output a strawberry acid molecule signal corresponding to the strawberry acid in the gas. Wherein, the sensor 4 is selected from the group consisting of impedance sensors, piezoelectric sensors, field effect sensors and optical sensors or combinations thereof, and the sensor The detector 4 is preferably a piezoelectric sensor in this embodiment, but the present invention is not limited thereto.

Specifically, when odor molecules of different components come into contact with a plurality of the sensors 4, each of the sensors 4 will have different resistance changes, and different gases and concentrations will cause each of the sensors 4 to change in resistance. The sensors 4 generate different resistance data, and when the strawberry acid touches multiple sensors 4, corresponding resistance data (that is, the strawberry acid molecular signal) will be generated.

The processing module 5 is electrically coupled to a plurality of the sensors 4 and can receive the strawberry acid molecular signal, and then output a judgment result according to the strength of the strawberry acid molecular signal. Specifically, when the processing module 5 receives the strawberry acid molecular signal correspondingly, the processing module 5 will compare the strawberry acid molecular signal with a pre-established database in it, and become the The resistance combination diagram of the strawberry acid molecular signal, after signal processing and statistical analysis, becomes a pattern of a specific gas, and then uses the fingerprint as the basis for calculation, different gases will present different fingerprints for identification (that is, the result of the determination), so as to identify the signal and concentration of the strawberry acid molecule.

The strawberry detection device 100 has been introduced so far, and the strawberry detection method S100 will be introduced below. As shown in Figure 1, the strawberry detection method S100 includes a preheating step S101, a providing step S103, a gas purification step S105, a gas sampling step S107, a detection and identification step S109 and a determination step S111 in sequence , but the present invention is not limited thereto. For example, in other embodiments of the present invention, the strawberry detection method S100 may not include the preheating step S101 and the gas purification step S105.

As shown in FIG. 1 , in the preheating step S101 , a plurality of the sensors 4 are turned on and warmed up to reach a stable state. In the providing step S103, the sample chamber 1 and at least one strawberry disposed in the sample chamber 1 are provided, and at least one of the strawberries is dispersed in the sample chamber 1 with gaseous strawberry acid, and the sample chamber 1 can be used to preserve the strawberry acid.

As shown in FIG. 1 , in the gas purification step S105 , moisture, carbon dioxide and volatile sulfur oxide gases in the gas in the sample chamber 1 are filtered. In the gas sampling step S107 , the gas in the sample chamber 1 is input into the holding tank 3 and collected by a plurality of the sensors 4 .

As shown in Figure 1, in the detection and identification step S109, a plurality of the sensors 4 detect the gas in the sample chamber 1, and correspond to the strawberry acid in the gas Output the strawberry acid molecule signal. In the determination step S111, the processing module 5 will output the determination result according to the intensity of the strawberry acid molecular signal.

[Advantageous Effects of Embodiment]

One of the beneficial effects of the present invention is that the strawberry detection method S100 and its device 100 provided by the present invention can detect the gas in the sample chamber 1 through "a plurality of sensors 4, And corresponding to the strawberry acid in the gas, output the strawberry acid molecular signal” and “correspond to output the judgment result according to the strength of the strawberry acid molecular signal”, to judge objectively, quickly and effectively The quality of freshness and ripeness of the strawberries.

The content disclosed above is only a preferred feasible embodiment of the present invention, and does not therefore limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made by using the description and drawings of the present invention are included in the application of the present invention. within the scope of the patent.

100:Strawberry detection device 1: Sample room 2: Air purifier 3: storage tank 4: Sensor 5: Processing module S100: Strawberry detection method S101: preheating step S103: providing steps S105: gas purification step S107: gas sampling step S109: Detection and identification step S111: Judgment step

Fig. 1 is a schematic flow chart of a strawberry detection method according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of a strawberry detection device according to an embodiment of the present invention.

S100: Strawberry detection method

S101: preheating step

S103: providing steps

S105: gas purification step

S107: gas sampling step

S109: Detection and identification steps

S111: Judgment step

Claims (6)

A strawberry detection method, which includes: providing a step of: providing a sample chamber and at least one strawberry arranged in the sample chamber, and at least one of the strawberries is dispersed with gaseous strawberry acid in the sample chamber, and the The sample chamber can be used to preserve the strawberry acid; the gas purification step: filter the moisture, carbon dioxide and volatile sulfur oxide gas in the gas in the sample chamber; the gas sampling step: collect the gas in the sample chamber, and inputting it into an accommodating tank; wherein, the accommodating tank is provided with a plurality of sensors arranged in an array, and the sensors are selected from impedance sensors; detection and identification step : Detect the gas in the sample chamber through a plurality of sensors, and judge the strawberry acid in the gas according to the resistance change, so as to output a strawberry corresponding to the strawberry acid in the gas Acid molecule signal; and judging step: outputting a judgment result according to the intensity of the strawberry acid molecule signal. The strawberry detection method according to claim 1, wherein the sample chamber is made of high temperature resistant material and is airtight. The strawberry detection method as described in Claim 1, which further comprises a preheating step, which is implemented before the gas sampling step, the preheating step: turning on a plurality of the sensors, and warming them up to reach a steady state. A strawberry detection device, comprising: a sample chamber, in which at least one strawberry is arranged, and at least one strawberry is dispersed with gaseous strawberry acid in the sample chamber, and the sample chamber can be used to preserve the The strawberry acid; a storage tank, connected to the sample chamber, and the storage tank can be used to accommodate part of the gas in the sample chamber; A plurality of sensors are arranged in the accommodating tank and arranged in an array, and the plurality of sensors can be used to detect the gas in the sample chamber, and judge the gas according to the resistance change The strawberry acid in the gas is used to output a strawberry acid molecular signal, and the sensor is selected from an impedance sensor; a processing module is electrically coupled to a plurality of the sensors and can receive The strawberry acid molecular signal, and then output a judgment result according to the strength of the strawberry acid molecular signal; and an air purifier, which includes activated carbon, and is used to filter the water vapor in the gas in the sample chamber, Carbon dioxide and volatile sulfur oxide gases. The strawberry detection device according to claim 4, wherein the sample chamber is made of high temperature resistant material and is airtight. The strawberry detection device according to claim 4, wherein the sample chamber includes an air inlet and an air outlet, and the air outlet is connected to the containing tank.

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