CN102830726B - Allocating pool and allocating method, device and system of feed liquid - Google Patents
Allocating pool and allocating method, device and system of feed liquid Download PDFInfo
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- CN102830726B CN102830726B CN201210318715.2A CN201210318715A CN102830726B CN 102830726 B CN102830726 B CN 102830726B CN 201210318715 A CN201210318715 A CN 201210318715A CN 102830726 B CN102830726 B CN 102830726B
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Abstract
The invention discloses an allocating pool and an allocating method, a device and a system of feed liquid. The method comprises the steps of: receiving a feed liquid signal, a water content signal and a PH (Potential Of Hydrogen) value signal of the feed liquid; calculating the amount of liquid medicine needed to be added to meet the target PH value according to the feed liquid signal, the water content signal and the PH value signal by a control device; and adding liquid medicine into the feed liquid by a sending device according to the calculated amount of the liquid medicine so that the target PH value of the feed liquid is realized. The feed liquid can be automatically allocated according to the invention.
Description
Technical field
The present invention relates to automatic control technology field, particularly a kind of preparing pool and feed liquid concocting method, equipment, system.
Background technology
Organic waste material (comprising the excess sludge of municipal refuse, human and animal excreta, plant straw, sewage treatment plant etc.) is carried out will carrying out a series of processing before anaerobic fermentation, organic exhaust gas material is to carry out anaerobic fermentation with the form of feed liquid, and therefore anaerobion high efficiency work of ability under certain environment need to allocate before feed liquid fermentation.Existing dispensing mode still, by manually, lacks the control device of robotization.
Summary of the invention
Technical matters to be solved by this invention is the defect for prior art, and a kind of preparing pool and feed liquid concocting method, equipment, system are provided, and can carry out to feed liquid the allotment of robotization.
The invention provides a kind of feed liquid concocting method, comprising:
Receive material level signal, water percentage signal and the pH value signal of feed liquid;
According to described material level signal, water percentage signal and pH value calculated signals, to reach the liquid medicine amount of the required interpolation of target P H value;
According to the described liquid medicine amount calculating, to feed liquid, add liquid medicine so that feed liquid reaches target P H value.
The invention provides a kind of feed liquid blending equipment, comprising:
Signal acquisition device, for receiving material level signal, water percentage signal and the pH value signal of feed liquid;
Control device, for reaching the liquid medicine amount of the required interpolation of target P H value according to described material level signal, water percentage signal and pH value calculated signals;
Dispensing device, for sending steering order according to the described liquid medicine amount calculating, controls liquid medicine injecting mechanism and adds liquid medicine so that feed liquid reaches target P H value to feed liquid.
The invention provides a kind of feed liquid mixing system, comprising:
Level sensor, for detection of the material level of feed liquid in container;
Moisture sensor, for detection of the sweat rate of feed liquid in container;
PH value sensor, for detection of the pH value of feed liquid in container;
Feed liquid blending equipment as above; And
Liquid medicine injecting mechanism, for adding liquid medicine in container.
The invention provides a kind of preparing pool, comprising:
Preparing pool body, for allocating feed liquid within it, has charging aperture and discharging opening;
Feed liquid mixing system as above, for allocating the feed liquid of described preparing pool body.
Preparing pool and concocting method, equipment, system that can automatic governing feed liquid provided by the invention, by automatic control device, receive material level signal, water percentage signal and the pH value signal of feed liquid, calculating will reach the liquid medicine amount of the required interpolation of target P H value, control liquid medicine injecting mechanism and add liquid medicine so that feed liquid reaches target P H value to feed liquid, can carry out robotization allotment to feed liquid.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of feed liquid concocting method embodiment of the present invention;
Fig. 2 is the structural drawing of feed liquid blending equipment embodiment of the present invention;
Fig. 3 is the structural drawing of feed liquid mixing system the first embodiment of the present invention;
Fig. 4 is the structural drawing of feed liquid mixing system the second embodiment of the present invention;
Fig. 5 is the structural drawing of preparing pool embodiment of the present invention.
Embodiment
For making those skilled in the art more clearly understand the present invention, below in conjunction with accompanying drawing, do more detailed description, but these explanations are not limited to protection scope of the present invention.
As shown in Figure 1, the process flow diagram for feed liquid concocting method embodiment of the present invention, comprises step: S101, material level signal, water percentage signal and the pH value signal of reception feed liquid; S103, will reach the liquid medicine amount of the required interpolation of target P H value according to described material level signal, water percentage signal and pH value calculated signals; S105 adds liquid medicine so that feed liquid reaches target P H value according to the described liquid medicine amount calculating to feed liquid.By the technical program, can carry out robotization allotment to the pH value of feed liquid.
Preferably, shown in method also comprise step: before calculating and will reaching the liquid medicine amount of the required interpolation of target P H value, the water yield that will reach the required interpolation of target water percentage according to the described material level signal of feed liquid, water percentage calculated signals, then according to the described water yield calculating, to feed liquid, add water so that feed liquid reaches target water percentage, then carry out reaching target P H the value required calculating of liquid medicine amount and liquid medicine and inject.Before the pH value of allotment feed liquid, first the water percentage of feed liquid is carried out to robotization allotment, the fermentation of feed liquid effect within the scope of certain water percentage is better.
As shown in Figure 2, be the structural drawing of feed liquid blending equipment embodiment of the present invention; This equipment 10 comprises signal acquisition device 11, for receiving material level signal, water percentage signal and the pH value signal of feed liquid; Control device 12, for reaching the liquid medicine amount of the required interpolation of target P H value according to described material level signal, water percentage signal and pH value calculated signals; Dispensing device 13, for sending steering order according to the described liquid medicine amount calculating, controls liquid medicine injecting mechanism and adds liquid medicine so that feed liquid reaches target P H value to feed liquid.
In the first embodiment, feed liquid splendid attire is in container, first in container, add feed liquid, detect material level simultaneously, when material level reaches certain position, stop charging, detect water percentage and the pH value of feed liquid, signal acquisition device 11 receives described material level signal, water percentage signal and the pH value signal of feed liquid; Control device 12 calculates water cut according to the volume of feed liquid and water percentage; Wherein the volume of feed liquid can obtain according to the position calculation of the floorage of container and material level; Control device 12 calculates the liquid medicine amount that should add according to the target P H value that will reach after the pH value of the pH value of the water cut of feed liquid, feed liquid, liquid medicine and allotment, wherein the target P H value after the pH value of liquid medicine and allotment is preset, computing formula is common practise, is not repeated herein; Dispensing device 13 is controlled liquid medicine injecting mechanisms to the liquid medicine that adds described amount in container, has just obtained the feed liquid of deployed pH value; Then to fermentation tank discharging.After discharging, then repeat said process.By the technical program, can carry out automatic governing to the pH value of feed liquid.
In a second embodiment, described control device 12, before calculating will reach the liquid medicine amount of the required interpolation of target P H value, detects the water percentage of feed liquid, judges whether water percentage reaches predetermined value, if do not reach predetermined value, adds water and makes water percentage reach predetermined value; The water yield that control device 12 will reach the required interpolation of target water percentage according to the described material level signal of feed liquid, water percentage calculated signals, then described dispensing device 13 sends steering order according to the described water yield calculating, control water injecting mechanism and add water so that feed liquid reaches target water percentage to feed liquid, described control device 12 carries out reaching the required liquid medicine amount calculating of target P H value again and dispensing device 13 carries out liquid medicine injection control.By the technical program, can first to the water percentage of feed liquid, carry out automatic governing, then the pH value of feed liquid is carried out to automatic governing.
Fig. 3 is the structural drawing of feed liquid mixing system the first embodiment of the present invention; This system 100 comprises level sensor 20, for detection of the material level of feed liquid in container; Moisture sensor 30, for detection of the water percentage of feed liquid in container; PH value sensor 40, for detection of the pH value of feed liquid in container; Feed liquid blending equipment 10 in above-mentioned the first embodiment; And liquid medicine injecting mechanism 50, be equipped with for regulating the liquid medicine of material liquid PH value, for add liquid medicine in container.
The method that described moisture sensor 30 obtains water percentage can be: by pressure transducer, detect feed pressure, the corresponding water percentage of each pressure; Mapping table obtains by test; Such as obtaining after a pressure, after being taken out to a part of evaporate to dryness, feed liquid just can obtain water percentage by the relationship between quality of residual volume and the water evaporating, so obtain the water percentage that each pressure is corresponding.
In the container of splendid attire feed liquid, add feed liquid, when material level reaches certain position, material level inductor 20 sends signal, and charging aperture is closed and stopped charging; Moisture sensor 30 records the water percentage of feed liquid, and pH value inductor 40 records the pH value of feed liquid; Feed liquid blending equipment 10 is according to the pH value of the volume of feed liquid, water percentage, pH value and liquid medicine, calculating will reach target P H value need to be to the amount that adds liquid medicine in preparing pool, then feed liquid blending equipment 10 is opened liquid medicine liquid medicine injecting mechanism 50 add liquid medicine in container, obtains having the feed liquid of target P H value.
In described liquid medicine injecting mechanism 50, also can be provided with medicine water level sensor, for detection of liquid medicine position, when liquid medicine reduces to certain position, add liquid medicine.
Fig. 4 is the structural drawing of feed liquid mixing system the second embodiment of the present invention; The first embodiment is different from system, and system the second embodiment also comprises water injecting mechanism 60; Described feed liquid blending equipment 10 is before calculating will reach the liquid medicine amount of the required interpolation of target P H value, the water yield that will reach the required interpolation of target water percentage according to the described material level signal of feed liquid, water percentage calculated signals, then according to the described water yield calculating, control described water injecting mechanism 60 and add water so that feed liquid reaches target water percentage to feed liquid, then carry out reaching target P H the value required calculating of liquid medicine amount and liquid medicine and inject control.
In described water injecting mechanism 60, also can be provided with water level sensor, for detection of water level, when water reduces to certain position, add water.
As shown in Figure 5, the present invention also provides a kind of preparing pool that can automatic governing feed liquid, comprises preparing pool body 200, for allocating feed liquid within it, has charging aperture and discharging opening; And the feed liquid auto-scheduling system 100 described in above-mentioned the first embodiment or the second embodiment, for allocating the feed liquid of described preparing pool body.
Preferably, in described preparing pool body 200, be provided with stirring apparatus, for feed liquid is stirred.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (10)
1. a feed liquid concocting method, is characterized in that, comprising:
Receive material level signal, water percentage signal and the pH value signal of feed liquid;
According to described material level signal, water percentage signal and pH value calculated signals, to reach the liquid medicine amount of the required interpolation of target P H value;
According to the described liquid medicine amount calculating, to feed liquid, add liquid medicine so that feed liquid reaches target P H value.
2. the method for claim 1, is characterized in that, also comprises step:
Before calculating will reach the liquid medicine amount of the required interpolation of target P H value, the water yield that will reach the required interpolation of target water percentage according to the described material level signal of feed liquid, water percentage calculated signals, then according to the described water yield calculating, to feed liquid, add water so that feed liquid reaches target water percentage, then carry out reaching target P H the value required calculating of liquid medicine amount and liquid medicine and inject.
3. a feed liquid blending equipment, is characterized in that, comprising:
Signal acquisition device, for receiving material level signal, water percentage signal and the pH value signal of feed liquid;
Control device, for reaching the liquid medicine amount of the required interpolation of target P H value according to described material level signal, water percentage signal and pH value calculated signals;
Dispensing device, for sending steering order according to the described liquid medicine amount calculating, controls liquid medicine injecting mechanism and adds liquid medicine so that feed liquid reaches target P H value to feed liquid.
4. equipment as claimed in claim 3, it is characterized in that, described control device is before calculating will reach the liquid medicine amount of the required interpolation of target P H value, the water yield that will reach the required interpolation of target water percentage according to the described material level signal of feed liquid, water percentage calculated signals, then described dispensing device sends steering order according to the described water yield calculating, control water injecting mechanism and add water so that feed liquid reaches target water percentage to feed liquid, described control device carries out reaching target P H the value required calculating of liquid medicine amount and liquid medicine again and injects control.
5. a feed liquid mixing system, is characterized in that, comprising:
Level sensor, for detection of the material level of feed liquid in container;
Moisture sensor, for detection of the water percentage of feed liquid in container;
PH value sensor, for detection of the pH value of feed liquid in container;
Feed liquid blending equipment as claimed in claim 3; And
Liquid medicine injecting mechanism, for adding liquid medicine in container.
6. system as claimed in claim 5, is characterized in that, also comprises:
Water injecting mechanism, for adding water in container;
Described feed liquid blending equipment is before calculating will reach the liquid medicine amount of the required interpolation of target P H value, the water yield that will reach the required interpolation of target water percentage according to the described material level signal of feed liquid, water percentage calculated signals, then according to the described water yield calculating, control described water injecting mechanism and add water so that feed liquid reaches target water percentage to feed liquid, then carry out reaching target P H the value required calculating of liquid medicine amount and liquid medicine and inject control.
7. system as claimed in claim 5, is characterized in that, described liquid medicine injecting mechanism is provided with medicine water level sensor, for detection of liquid medicine position, supplements liquid medicine when liquid medicine reduces to certain position.
8. system as claimed in claim 6, is characterized in that, described water injecting mechanism is provided with water level sensor, for detection of water level, and supplementing water when water reduces to certain position.
9. a preparing pool, is characterized in that, comprising:
Preparing pool body, for allocating feed liquid within it, has charging aperture and discharging opening;
Feed liquid mixing system as described in any one in claim 5-8, for allocating the feed liquid of described preparing pool body.
10. preparing pool as claimed in claim 9, is characterized in that, is provided with stirring apparatus, for feed liquid is stirred in described preparing pool body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210318715.2A CN102830726B (en) | 2012-08-31 | 2012-08-31 | Allocating pool and allocating method, device and system of feed liquid |
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| CN201210318715.2A CN102830726B (en) | 2012-08-31 | 2012-08-31 | Allocating pool and allocating method, device and system of feed liquid |
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| CN102830726A CN102830726A (en) | 2012-12-19 |
| CN102830726B true CN102830726B (en) | 2014-11-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103901927A (en) * | 2012-12-27 | 2014-07-02 | 山重建机有限公司 | Cutting fluid automatic control device applied to machine tool |
| CN105195059A (en) * | 2015-09-07 | 2015-12-30 | 山东钢铁股份有限公司 | Automatic water addition control method and system for batching system |
| CN110106497B (en) * | 2019-06-19 | 2021-02-02 | 宁波中科纬诚新材料科技有限公司 | Automatic liquid supplementing method for chemical plating |
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Effective date of registration: 20170613 Address after: 410000 Hunan province Changsha hi tech Development Zone, Lin Yulu No. 288 Patentee after: Changsha ZOOMLION Environmental Industry Co., Ltd. Address before: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Patentee before: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. |
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