CN105195059A - Automatic water addition control method and system for batching system - Google Patents
Automatic water addition control method and system for batching system Download PDFInfo
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- CN105195059A CN105195059A CN201510561893.1A CN201510561893A CN105195059A CN 105195059 A CN105195059 A CN 105195059A CN 201510561893 A CN201510561893 A CN 201510561893A CN 105195059 A CN105195059 A CN 105195059A
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Abstract
The invention provides an automatic water addition control method and an automatic water addition control system for a batching system. The automatic water addition control method comprises the following steps of A, measuring the weight of each material to be added into the batching system; B, calculating the amount of water to be added into the batching system; C, mixing the water to be added and the materials to form a current intermediate mixed material; D, measuring actual water content of the current intermediate mixed material; E, comparing a preset required water content threshold value of the mixed material with the actual water content measured in Step D, executing Step H if the two are equal, otherwise executing Step F; F, calculating the amount of water to be secondarily added, and then executing Step G; G, adding a corresponding amount of water into the previous formed intermediate mixed material according to Step F, and then executing Step D; H, finishing batching. According to the method and the system, water content stability of the same mixed material can be ensured to a great extent.
Description
Technical field
The present invention relates to batching control field, specifically a kind of automatic watering control method for feed proportioning system and system.
Background technology
The technique that adds water is the important step of feed proportioning system, at present, most feed proportioning system add water mainly operator control by rule of thumb amount of water manually or simple adjustment to add water the aperture of valve, but in view of feed proportioning system material kind is various, between each material, spacing is usually distant, and different material moisture content is different, in addition the hybrid technique flow process of general feed proportioning system is relatively long, and it is distant between the delivery port of filler pipe and detecting device for moisture content, above by the add water regulative mode of aperture of valve of manual or simple adjustment, there is very large hysteresis quality, the final moisture content of mixed material is very easily caused to produce large fluctuation, this is the weak point existing for prior art.
Summary of the invention
Technical problem to be solved by this invention is, for the deficiencies in the prior art, provides a kind of automatic watering control method for feed proportioning system and system, very easily causes the moisture content of final mixture material to produce the problem of large fluctuation for solving prior art.
For solving the problems of the technologies described above, the invention provides a kind of automatic watering control method for feed proportioning system, comprising:
Steps A, measures the weight of the material of each feed proportioning system to be added respectively;
Step B, according to weight and the moisture content of material each to be added known in advance of measured material each to be added, and the moisture content threshold value of the required mixed material preset, calculate the amount of the water of described feed proportioning system to be added;
Step C, mixes above-mentioned water to be added and material in feed proportioning system respectively, forms current intermediate blend material;
Step D, measures the actual moisture content of current intermediate blend material;
Step e, carries out size by the moisture content threshold value of mixed material required by presetting with the actual moisture content measured in step D and compares, if comparative result be both equal, then execution step H; Otherwise continue to perform step F; According to the actual moisture content that the moisture content threshold value preset, step D measure, and the weight of above-mentioned added each material and moisture content, calculate the amount of the water that need again add, perform step G afterwards;
Step G, the amount needing the water again added calculated according to step F, adds the water of respective amount, again forms new intermediate blend material in the upper intermediate blend material formed, and continues afterwards to perform step D;
Step H, feed proportioning system batching is complete, and current intermediate blend material is required mixed material.
Water loss in the material conveying process that the method can avoid the factors such as environment temperature and humidity to cause to a great extent, the actual moisture content of mixed material can be revised, finally reach and regulate the actual moisture content of mixed material and the matching of moisture content threshold value of presetting, and then and guarantee the stability of moisture content of the identical mixed material of joining.
The weight of each material is all measured by belt conveyer scale.The weight of each material is all measured by different Weight-measuring devices.
Each moisture content involved in the application is all measured by moisture percentage measuring apparatus.Described moisture percentage measuring apparatus is moisture analyser.Wherein, the moisture content of involved in the application each intermediate blend material is detected and is detected by online moisture analyser.
In addition, in this application, the moisture content of described material each to be added all in the process using this method and/or before use this method, can be measured by above-mentioned moisture percentage measuring apparatus or other measurement mechanism.
Present invention also offers a kind of automatic water adding control system for feed proportioning system based on the above-mentioned automatic watering control method for feed proportioning system, comprising:
One group of Weight-measuring device, is respectively used to the weight measuring each material to be added;
One group of detecting device for moisture content, is respectively used to detect the moisture content of each material to be added and the moisture content for detecting each intermediate blend material in real time;
Add water controlling organization, adds water in material system for controlling;
Discharge detecting element, for measuring the flow of added water; And
Controller, is electrically connected with described Weight-measuring device, detecting device for moisture content, add water controlling organization and discharge detecting element, controls for completing automatic watering.
Wherein, described discharge detecting element adopts flowmeter.
In addition, the controlling organization that adds water comprises the motor-operated control valve being arranged on and adding water on pipeline, the controller described in this motor-operated control valve connects.
In addition, detecting device for moisture content all adopts function infrared humidometer.
In addition, Weight-measuring device all adopts belt conveyer scale.
In addition, described automatic watering controls to refer to: the weight of each material to be added that the moisture content of each material to be added measured according to material water ratio measurement mechanism and Weight-measuring device are measured, calculate the content of the water that will add, and control the adding, to form mixed material of water and each material to be added; Control the actual moisture content that described mixed material measured by material water ratio measurement mechanism, and compare the size of the moisture content threshold value of this actual moisture content and default required mixed material, if comparative result is equal, then Primary batching system completes; Otherwise according to the moisture content threshold value of required mixed material, the weight of each each material to be added and the moisture content preset, and the actual moisture content of above-mentioned measurement, the amount of water again to be added needed for calculating, open the controlling organization that adds water afterwards, control the required water again to be added adding the above-mentioned amount calculated; Control the actual moisture content that present mixt material measured again by material water ratio measurement mechanism, repeat said process afterwards, until the actual moisture content of the present mixt material recorded is equal with the moisture content threshold value of the required mixed material preset.
Compared with prior art, the invention has the advantages that:
Water loss in the material conveying process that the present invention avoids the factors such as environment temperature and humidity to cause to a great extent, the actual moisture content of mixed material can be revised, finally reach and regulate the actual moisture content of mixed material and the matching of moisture content threshold value of presetting, and then the stability of moisture content of the identical mixed material that feed proportioning system is joined at every turn can be guaranteed.
As can be seen here, compared with prior art, have outstanding substantive distinguishing features and significant progress, its beneficial effect implemented also is apparent in the present invention.
Accompanying drawing explanation
Fig. 1 is the method flow diagram of the detailed description of the invention of the automatic watering control method for feed proportioning system of the present invention;
Fig. 2 is the structured flowchart of the detailed description of the invention of the automatic water adding control system for feed proportioning system of the present invention.
Detailed description of the invention
For making technical scheme of the present invention and advantage clearly, below in conjunction with accompanying drawing, technical scheme of the present invention is clearly and completely described.
The invention provides a kind of automatic watering control method for feed proportioning system, comprising:
Step S1, measures the weight of the material of each feed proportioning system to be added respectively;
Step S2, according to weight and the moisture content of material each to be added known in advance of measured material each to be added, and the moisture content threshold value of the required mixed material preset, calculate the amount of the water of described feed proportioning system to be added;
Step S3, mixes above-mentioned water to be added and material in feed proportioning system respectively, forms current intermediate blend material;
Step S4, measures the actual moisture content of current intermediate blend material;
Step S5, carries out size by the moisture content threshold value of mixed material required by presetting with the actual moisture content measured in step S4 and compares, if be the two equal for comparative result, then performs step S8, otherwise continuation execution step S6;
Step S6, according to the moisture content threshold value preset, the actual moisture content of step S4 measurement and the weight of above-mentioned added each material and moisture content, calculates the amount of the water that need again add, performs step S7 afterwards;
Step S7, the amount needing the water again added calculated according to step S6, adds the water of respective amount, again forms new intermediate blend material in the upper intermediate blend material formed, and continues afterwards to perform step S4;
Step S8, feed proportioning system batching is complete, and current intermediate blend material is required mixed material.
To realize the example that is mixed into of two kinds of materials, the present invention will be described below.
Figure 1 shows that a kind of detailed description of the invention of a kind of automatic watering control method for feed proportioning system of the present invention, the moisture content of the material of two kinds of feed proportioning systems to be added wherein is all measured in the process using this method.This automatic watering control method being used for feed proportioning system comprises:
Steps A, measures weight and the moisture content of the material of two kinds of feed proportioning systems to be added respectively;
Step B, according to weight and the moisture content of measured two kinds of materials to be added, and the moisture content threshold value of the required mixed material preset, calculate the amount of the water of described feed proportioning system to be added;
Step C, mixes above-mentioned water to be added and material in feed proportioning system respectively, forms current intermediate blend material;
Step D, measures the actual moisture content of current intermediate blend material;
Step e, carries out size by the moisture content threshold value of mixed material required by presetting with the actual moisture content measured in step D and compares, if comparative result be both equal, then execution step H; Otherwise continue to perform step F;
Step F, the actual moisture content measured according to the moisture content threshold value preset, step D, and the weight of above-mentioned added each material and moisture content, calculate the amount of the water that need again add, and performs step G afterwards;
Step G, the amount needing the water again added calculated according to step F, adds the water of respective amount, again forms new intermediate blend material in the upper intermediate blend material formed, and continues afterwards to perform step D;
Step H, feed proportioning system batching is complete, and current intermediate blend material is required mixed material.
Wherein, often kind of material is furnished with one for measuring the Weight-measuring device of weight.The weight of each material is all measured by belt conveyer scale.
Wherein, in the present embodiment, mixed material and often kind of material are furnished with one respectively for measuring the moisture percentage measuring apparatus of material water ratio, and the moisture content of mixed material and often kind of material is measured respectively by function infrared humidometer CM710e.
In the present embodiment, the moisture content of the material of two kinds of described feed proportioning systems to be added is all measured in the process using this method, it can also all measure in advance before use this method, or part carried out in advance measuring, partly measuring in the process using this method before using this method.Those skilled in the art can according to actual demand choice for use.
Figure 2 shows that a kind of automatic water adding control system for feed proportioning system based on the above-mentioned automatic watering control method for feed proportioning system of the present invention, this system, for two kinds of materials, specifically comprises:
Two Weight-measuring devices, i.e. Weight-measuring device I and Weight-measuring device II, be respectively used to the weight of measurement two kinds material to be added;
Three detecting device for moisture contents, wherein detecting device for moisture content I and detecting device for moisture content II are respectively used to the moisture content of detection two kinds material to be added, and detecting device for moisture content III is for detecting the moisture content of each intermediate blend material in real time;
Add water controlling organization, adds water in material system for controlling;
Discharge detecting element, for measuring the flow of added water; And
Controller, is electrically connected with described Weight-measuring device, detecting device for moisture content, add water controlling organization and discharge detecting element, controls for completing automatic watering.
Wherein, described discharge detecting element adopts flowmeter.
In addition, the controlling organization that adds water comprises the motor-operated control valve being arranged on and adding water on pipeline, the controller described in this motor-operated control valve connects.
In addition, detecting device for moisture content all adopts function infrared humidometer.
In addition, Weight-measuring device all adopts belt conveyer scale.
Wherein, described automatic watering controls to refer to: the weight of each material to be added that the moisture content of each material to be added measured according to material water ratio measurement mechanism and Weight-measuring device are measured, calculate the content of the water that will add, and control the adding, to form mixed material of water and each material to be added; Control the actual moisture content that described mixed material measured by material water ratio measurement mechanism, and compare the size of the moisture content threshold value of this actual moisture content and default required mixed material, if comparative result is equal, then Primary batching system completes; Otherwise according to the moisture content threshold value of required mixed material, the weight of each each material to be added and the moisture content preset, and the actual moisture content of above-mentioned measurement, the amount of water again to be added needed for calculating, open the controlling organization that adds water afterwards, control the required water again to be added adding the above-mentioned amount calculated; Control the actual moisture content that present mixt material measured again by material water ratio measurement mechanism, repeat said process afterwards, until the actual moisture content of the present mixt material recorded is equal with the moisture content threshold value of the required mixed material preset.
To sum up, the present invention not only largely avoid the water loss problem in the material conveying process that the factors such as environment temperature and humidity cause, have modified the actual moisture content of mixed material, final adjustment also makes the actual moisture content reaching mixed material match with the moisture content threshold value preset, and then ensure that feed proportioning system joins the stability of the moisture content of the identical mixed material got at every turn, largely solve in prior art the problem very easily causing the moisture content of required identical mixed material to produce large fluctuation; And structure simple, be convenient to realize, be convenient to widely use.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to aforementioned embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in aforementioned each embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the present invention.
Claims (9)
1., for an automatic watering control method for feed proportioning system, it is characterized in that, comprising:
Steps A, measures the weight of the material of each feed proportioning system to be added respectively;
Step B, according to weight and the moisture content of material each to be added known in advance of measured material each to be added, and the moisture content threshold value of the required mixed material preset, calculate the amount of the water of described feed proportioning system to be added;
Step C, mixes above-mentioned water to be added and material in feed proportioning system respectively, forms current intermediate blend material;
Step D, measures the actual moisture content of current intermediate blend material;
Step e, carries out size by the moisture content threshold value of mixed material required by presetting with the actual moisture content measured in step D and compares, if be the two equal for comparative result, then performs step H, otherwise continuation execution step F;
Step F, according to the moisture content threshold value preset, the actual moisture content of step D measurement and the weight of above-mentioned added each material and moisture content, calculates the amount of the water that need again add, performs step G afterwards;
Step G, the amount needing the water again added calculated according to step F, adds the water of respective amount, again forms new intermediate blend material in the upper intermediate blend material formed, and continues afterwards to perform step D;
Step H, feed proportioning system batching is complete, and current intermediate blend material is required mixed material.
2. the automatic watering control method for feed proportioning system according to claim 1, it is characterized in that, the weight of each material is all measured by belt conveyer scale.
3. the automatic watering control method for feed proportioning system according to claim 1 and 2, it is characterized in that, each moisture content is all measured by function infrared humidometer CM710e.
4. use the automatic water adding control system for feed proportioning system of the automatic watering control method for feed proportioning system described in claim 1, it is characterized in that, comprising:
One group of Weight-measuring device, is respectively used to the weight measuring each material to be added;
One group of detecting device for moisture content, is respectively used to detect the moisture content of each material to be added and the moisture content for detecting each intermediate blend material in real time;
Add water controlling organization, adds water in material system for controlling;
Discharge detecting element, for measuring the flow of added water; And
Controller, is electrically connected with described Weight-measuring device, detecting device for moisture content, add water controlling organization and discharge detecting element, controls for completing automatic watering.
5. the automatic water adding control system for feed proportioning system according to claim 4, is characterized in that: described discharge detecting element adopts flowmeter.
6. the automatic water adding control system for feed proportioning system according to claim 4 or 5, is characterized in that: the controlling organization that adds water comprises the motor-operated control valve being arranged on and adding water on pipeline, the controller described in this motor-operated control valve connects.
7. the automatic water adding control system for feed proportioning system according to claim 4 or 5, is characterized in that: detecting device for moisture content all adopts function infrared humidometer.
8. the automatic water adding control system for feed proportioning system according to claim 4 or 5, is characterized in that: Weight-measuring device all adopts belt conveyer scale.
9. the automatic water adding control system for feed proportioning system according to claim 4 or 5, it is characterized in that: described automatic watering controls to refer to: the weight of each material to be added that the moisture content of each material to be added measured according to material water ratio measurement mechanism and Weight-measuring device are measured, calculate the content of the water that will add, and control the adding, to form mixed material of water and each material to be added; Control the actual moisture content that described mixed material measured by material water ratio measurement mechanism, and compare the size of the moisture content threshold value of this actual moisture content and default required mixed material, if comparative result is equal, then Primary batching system completes; Otherwise according to the moisture content threshold value of required mixed material, the weight of each each material to be added and the moisture content preset, and the actual moisture content of above-mentioned measurement, the amount of water again to be added needed for calculating, open the controlling organization that adds water afterwards, control the required water again to be added adding the above-mentioned amount calculated; Control the actual moisture content that present mixt material measured again by material water ratio measurement mechanism, repeat said process afterwards, until the actual moisture content of the present mixt material recorded is equal with the moisture content threshold value of the required mixed material preset.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105850513A (en) * | 2016-06-07 | 2016-08-17 | 宁夏大学 | Material stirring machine and automatic material stirring method |
| CN111775331A (en) * | 2020-07-21 | 2020-10-16 | 贵州省建筑材料科学研究设计院有限责任公司 | Automatic batching and water distributing system for brickyard forming workshop section and control method |
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| CN111775331A (en) * | 2020-07-21 | 2020-10-16 | 贵州省建筑材料科学研究设计院有限责任公司 | Automatic batching and water distributing system for brickyard forming workshop section and control method |
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