Intelligent crib capable of detecting ingredients and weight of material by utilizing capacitance method

A capacitance method and material technology, applied in the direction of material capacitance, weighing, application, etc., can solve the problems of inability to give feedback information, waste of feed, high cost of weighing equipment, etc., and achieve the goal of not easy to damage, simple to use, and save liquid medicine Effect

Inactive Publication Date: 2012-09-19
珠海同方爱德科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The first type of trough has no detection and feedback equipment, such as the equipment produced by nadap company and Nongke. It is to let the pigs adapt to this kind of trough and eat clean every time they are fed; if the pigs enter the trough and the trough is fed but for some reason they do not eat, it will cause feed waste
[0004] The second type of food trough has a weighing feedback device. This equipment detects that there is a certain amount of material in the food trough and does not continue feeding. It has the advantage of accurately feedbacking how much material is in the food trough. Water will also be considered to have a certain amount of material, so it will not be fed unless the pig can drink up the water, and the weighing equipment is expensive and easy to damage. Due to the biological characteristics of pigs, they like to use their mouths to arch things, and they have great strength.
It is easy to cause damage to the equipment
[0005] In addition, neither of the above two troughs has the function of identifying the material composition in the trough, and cannot give feedback information in the case of wrong feeding or large deviations in the input material composition.

Method used

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  • Intelligent crib capable of detecting ingredients and weight of material by utilizing capacitance method
  • Intelligent crib capable of detecting ingredients and weight of material by utilizing capacitance method
  • Intelligent crib capable of detecting ingredients and weight of material by utilizing capacitance method

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Experimental program
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Embodiment Construction

[0025] The capacitance C between two parallel plate electrodes can be calculated using the following equation:

[0026]

[0027] Where Q is the amount of charge, ?V is the potential difference, ε 0 is the relative permittivity, A is the area of ​​the electrodes, and d is the distance between the electrodes.

[0028] In this way, if the measurement environment changes so that A, d and ε in the above formula 0 Any change in any of the three parameters will cause a corresponding change in capacitance. By configuring a suitable measurement circuit, the change of the capacitance value can be converted into the required test value.

[0029] That is to say, if two of the parameters are kept unchanged, and only one parameter is changed, and there is a certain functional relationship between this parameter and the measured parameter, then the change of the measured parameter can be directly determined by the capacitance C Changes are reflected. For example, in the case where th...

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PUM

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Abstract

The invention discloses an intelligent crib capable of detecting the ingredients and weight of material by utilizing the capacitance method, which comprises a container for containing material and a pair or multiple pairs of plate electrodes with certain surface area, and the plate electrodes are arranged on the container, and are connected with an estimating device which can calculate the relative dielectric constant of the medium between the electrodes and the distance between the electrodes according to the measured capacitance between the electrodes to respectively estimate the ingredients and weight of the material. The intelligent crib provided by the invention uses the capacitance detection technology, has the advantages of low cost and the like, is easy to use, and cannot be easily damaged. The capacitance detection technology used by the intelligent crib not only can identify the weight of the remaining material, but also can simply identify the ingredients of the material in the crib, and the intelligent crib can achieve the functions of saving feed and liquid medicine, shaping bodies, early controlling diseases and the like.

Description

technical field [0001] The invention relates to an intelligent food trough which detects material composition and weight by capacitance method. Background technique [0002] The trough is an essential equipment for modern automated pig farms, but there are only two types of troughs in the existing products on the market, which are as follows: [0003] The first type of trough has no detection and feedback equipment, such as the equipment produced by nadap company and Nongke. It is to let the pigs adapt to this kind of trough, and eat clean every time they are fed; if the pigs enter the trough, the trough is fed but for some reason they do not eat, it will cause feed waste. [0004] The second type of food trough has a weighing feedback device. This equipment detects that there is a certain amount of material in the food trough and does not continue feeding. It has the advantage of accurately feedbacking how much material is in the food trough. Water will also be considered...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01K5/01G01N27/22G01G7/00
Inventor 杨栋王晓昀
Owner 珠海同方爱德科技有限公司
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