CN103926871A - Efficient energy-saving inter-wall type feed drying automatic control device - Google Patents
Efficient energy-saving inter-wall type feed drying automatic control device Download PDFInfo
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- CN103926871A CN103926871A CN201410173782.9A CN201410173782A CN103926871A CN 103926871 A CN103926871 A CN 103926871A CN 201410173782 A CN201410173782 A CN 201410173782A CN 103926871 A CN103926871 A CN 103926871A
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Abstract
The invention relates to an efficient energy-saving inter-wall type feed drying automatic control device which comprises a double-shaft mixing conveyor. A conic liquid-spraying mixer is arranged above the feeding end of the double-shaft mixing conveyor, a discharging port of the conic liquid-spraying mixer is located over a feeding port of a feeding conveyor of a drying machine, the discharging port of the conic liquid-spraying mixer is provided with a first star discharger, a discharging port of the drying machine is provided with a discharging conveyor, the lower end of the discharging conveyor is respectively provided with a second star discharger and a finished product discharging port. An outlet of the second star discharger is located above the double-shaft mixing conveyor. The efficient energy-saving inter-wall type feed drying automatic control device achieves the stability of the drying machine feeding amount and moisture of fed materials so that the uniform stability of moisture of the discharged materials, color and lustre and the nutrition ingredient can be naturally achieved on the basis of the stable drying machine performance and stable heat power supply.
Description
Technical field
The present invention relates to feed drying control technical field, especially a kind of energy-efficient dividing wall type feed is dried automaton.
Background technology
At present, solid liquid phase mixing of materials is produced feedstuff industry at home, generally adopts following Process configuration: main equipment is that dryer, utility appliance are that simple helix conveyor and manually operated liquid phase are added pipeline, as shown in Figure 1.In operation in earlier stage, solid phase wet stock is from feed pipe input dryer 11, when system has dry rear material output, control a certain amount of dry material " backflow " by slide valve 13, dry material after solid phase wet stock, liquid phase material and backflow is by after the simple mixture of batch mixing auger 12, and entering dryer, to carry out water evaporates dry, detects or assess discharging water content with operating personnel's experience from discharge hole of drying machine 14 samplings, because moisture content is judged comparatively hysteresis, cause finished product moisture content index wave amplitude larger.
Visible, the defect of above-mentioned drying device is: the first, and dryer input inventory is uncontrollable, comprises that solid phase wet stock amount is uncontrollable, liquid phase material amount is uncontrollable, siccative " backflow " is measured uncontrollable; The second, the total moisture content that enters dryer material is uncontrollable, and three inventories that are mixed into dryer because of its process cannot realize accurate control, therefore total moisture content is uncontrollable; The 3rd, the quantity of steam of dryer process is uncontrollable, because steam pipework only has one " hand valve ", therefore vapor pressure fluctuates with the fluctuation of ductwork pressure, in addition, enters the inhomogeneous of the inventory of dryer and water cut, and vapor pressure fluctuates thereupon; The 4th, finished product moisture content wave amplitude is larger, due to feeding and pan feeding water cut cannot be controlled and vapor pressure cannot controlledly cause; The 5th, finished product aberration is obvious, due to water cut exceed standard material again or multi-reflow cause; The 6th, the nutrition of finished product feedstuff is destroyed, and the each amino acid containing in liquid phase material is repeatedly being subject to after heated drying, and nutrient composition content declines.
Summary of the invention
The object of the present invention is to provide a kind ofly can guarantee that dryer inlet amount is uniform and stable, charging moisture content is stable, heating power supplies uniform and stable energy-efficient dividing wall type feed dry automaton.
For achieving the above object, the present invention has adopted following technical scheme: a kind of energy-efficient dividing wall type feed is dried automaton, comprise biaxial mixing conveyor, hydrojet cone-type mixer is arranged in the top of its feed end, its discharging port be positioned at dryer feeding conveyor charging aperture directly over, and its discharging port arranges the first star-like discharger, the discharging opening position of dryer sets out material conveyer, the lower end of outfeed belt conveyor arranges respectively the second star-like discharger and finished product discharging opening, and the outlet of the second star-like discharger is positioned at the top of biaxial mixing conveyor.
Also comprise Programmable Logic Controller PLC, its signal input part is connected with the output terminal of liquid flowmeter, solid flowmeter, moisture content detector, steam pipework pressure unit respectively, and its signal output part is connected with the input end of the first star-like discharger frequency converter, the second star-like discharger frequency converter, liquid phase material variable valve, steam regulating valve respectively.
The position of described hydrojet cone-type mixer taper charging aperture arranges solid-phase material feed pipe and liquid phase material feed pipe, and liquid phase material variable valve and liquid flowmeter are installed on liquid phase material feed pipe.
Described solid flowmeter is arranged on the discharge nozzle of biaxial mixing conveyor.
Described moisture content detector is arranged on the discharge nozzle of biaxial mixing conveyor, and be positioned at dryer feeding packing auger directly over.
Described steam pipework pressure unit and steam regulating valve are installed on steam pipework.
Described the first star-like discharger frequency converter is arranged on the first star-like discharger, and described the second star-like discharger frequency converter is arranged on the second star-like discharger.
As shown from the above technical solution, Programmable Logic Controller PLC in the present invention is by Real-time Collection Moisture Meter, solid flowmeter, the signal of steam pipework pressure unit, send and control signal to the first star-like discharger frequency converter, liquid phase material variable valve and steam regulating valve, control solid-phase material inlet amount, liquid phase material inlet amount, water content and heating power supply, realize the stable of dryer feeding and pan feeding moisture content, in dryer stable performance, heating power is supplied on stable basis, natural realization discharging moisture content, color and luster, the stable homogeneous of nutrition, the present invention can effectively stablize the stability of the each link of controlled working process, thereby has guaranteed the first-time qualification rate of product, has effectively reduced the dependence of process to operating personnel, cuts payroll to improve efficiency significantly.
Brief description of the drawings
Fig. 1 is the apparatus structure schematic diagram of prior art.
Fig. 2 is circuit block diagram of the present invention.
Fig. 3 is apparatus structure schematic diagram of the present invention.
Embodiment
The dry automaton of a kind of energy-efficient dividing wall type feed, comprise biaxial mixing conveyor 9, hydrojet cone-type mixer 10 is arranged in the top of its feed end, its discharging port be positioned at dryer 28 feeding conveyor 25 charging apertures directly over, and its discharging port arranges the first star-like discharger 23, the discharging opening position of dryer 28 sets out material conveyer 26, the outlet that the lower end of outfeed belt conveyor 26 arranges respectively the second star-like discharger 24 and the star-like discharger 24 of finished product discharging opening 27, the second is positioned at the top of biaxial mixing conveyor 9.As shown in Figure 3.The position of described hydrojet cone-type mixer 10 taper charging apertures arranges solid-phase material feed pipe 21 and liquid phase material feed pipe 22, and liquid phase material variable valve 3 and liquid flowmeter 6 are installed on liquid phase material feed pipe 22.
As shown in Figure 2, also comprise Programmable Logic Controller PLC, its signal input part is connected with the output terminal of liquid flowmeter 6, solid flowmeter 1, moisture content detector 2, steam pipework pressure unit 8 respectively, and its signal output part is connected with the input end of the first star-like discharger frequency converter 4, the second star-like discharger frequency converter 5, liquid phase material variable valve 3, steam regulating valve 7 respectively.Described solid flowmeter 1 is arranged on the discharge nozzle of biaxial mixing conveyor 9; Described moisture content detector 2 is arranged on the discharge nozzle of biaxial mixing conveyor 9, and be positioned at dryer 28 feeding packing auger 25 directly over; Described steam pipework pressure unit 8 and steam regulating valve 7 are installed on steam pipework 29; Described the first star-like discharger frequency converter 4 is arranged on the first star-like discharger 23, and described the second star-like discharger frequency converter 5 is arranged on the second star-like discharger 24.
Below in conjunction with Fig. 2,3 the present invention is further illustrated.
When this device busy, the first step, the quantitatively output of the premixed in early stage of first wet solid-phase material and liquid phase material and intelligence:
Often viscosity is very large to prepare the required liquid phase material of feed--->=100CP, first by itself and solid-phase material in 10 li of premixeds of hydrojet cone-type mixer, liquid phase material is vaporific to be sprayed in solid-phase material, supplied materials is along the upper and lower cross-flow campaign of hydrojet cone-type mixer 10 barrel, realize the even mixing of solid liquid phase material, puddle to solve the lower backflow siccative of sticky material chance moisture content " the spherical wrappage " that process forms, this kind " spherical wrappage " can directly affect homogeneity, the sense organ color and luster of finished product feedstuff moisture content.Hydrojet cone-type mixer 10 is as the buffer zone of solid-phase material and liquid phase material, and the first star-like discharger 23 of output section is chain with solid flowmeter 1, and intelligence is quantitatively to biaxial mixing conveyor 9 outputting materials.
Second step: biaxial mixing conveyor 9 transports in the time of hydrojet cone-type mixer 10 supplied materials, guarantees that containing the compound that viscosity is higher is loose condition (of surface), lays good basis for next link increases heat interchanging area:
Solid phase, liquid phase, backflow siccative, the compound of three kinds of material compositions enters biaxial mixing conveyor 9, the guiding plectrum of biaxial mixing conveyor 9 both sides is shed mixing by material to center respectively, have both crushing function simultaneously, when biaxial mixing conveyor 9 convey materials, make three kinds of materials be in contact with one another area larger, make mixing more evenly and be loose shape.
The 3rd step: the on-line intelligence control of dryer 28 feedings and pan feeding moisture content, guarantee that combined feed quality, the total moisture content of dryer 28 is controlled:
The end configuration solid flowmeter 1 of biaxial mixing conveyor 9, so that the inventory that precise monitoring enters dryer 28 in real time;
Material enters dryer 28 before again by the chain control of online moisture content detector 2, and moisture content detector 2 is chain with liquid phase material variable valve 3, and the supply of instant regulator solution phase materials, realizes the stability of water intake machine part.
The 4th step: the stable supplying of dryer 28 heating power:
Dryer 28 heating power supply lines are provided with steam pipework pressure unit 8, and itself and steam regulating valve 7 are passed through to the chain control of Programmable Logic Controller PLC, have guaranteed the stable supply of dryer 28 heating power.
Visible, the present invention is by the meticulous control to production run links, the inlet amount charging moisture content uniform and stable, dryer 28 of having realized dryer 28 is stablized, dryer 28 heating power supplies are uniform and stable, state in realization under three person's conditions, the sense organ color and luster of finished product discharging moisture content, finished product, the nutrition of finished product must realize stable homogeneous.
This device can be realized whole process Based Intelligent Control, finally realize the minimum radius fluctuation of finished feed moisture content, make close feed safety moisture content---12% the higher limit of finished product moisture content maximum possible, this device moisture control result, on average, higher than industry existing level 2～6%, adjust by average level 4%, suppose 200,000 tons of certain feed factory annual output DDGS, 2000 yuan/ton of the market prices, the increment expense that improves output is 1,600 ten thousand yuan; General pipe bundle drier 28 evaporates one ton of water, need to approximately 1.4 tons of steam, suppose 200,000 tons of certain feed factory DDGS annual production, approximately 110 yuan/ton of steam market average prices, steam value-rising is 1,320,000 yuan/year, reduce " waste vapour " that evaporate 4% moisture content and be discharged into atmosphere simultaneously, reduce environmental pollution, meet the management and control direction of country to PM2.5.
Apparatus of the present invention can significantly improve product first-time qualification rate, effectively reduce the human input of process of rework, substantially can stop, because of the moisture content customer complaint bringing that exceeds standard, can significantly reduce the dependence of production run to personnel, personnel drop into and reduce 50～70%, and improving productivity is obvious; The color and luster of DDGS, sense organ, content are the leading indicator of weighing feeding quality, and in situation, the nutrition content of DDGS is high on year-on-year basis, and animal is easier to absorb, digestion, and the present invention can effectively improve the market share of product.
In sum, Programmable Logic Controller PLC in the present invention is by Real-time Collection Moisture Meter, solid flowmeter 1, the signal of steam pipework pressure unit 8, send and control signal to the first star-like discharger frequency converter 4, liquid phase material variable valve 3 and steam regulating valve 7, control solid-phase material inlet amount, liquid phase material inlet amount, water content and heating power supply, realize the stable of dryer 28 feedings and pan feeding moisture content, in dryer 28 stable performances, heating power is supplied on stable basis, natural realization discharging moisture content, color and luster, the stable homogeneous of nutrition, the present invention can effectively stablize the stability of the each link of controlled working process, thereby has guaranteed the first-time qualification rate of product, has effectively reduced the dependence of process to operating personnel, cuts payroll to improve efficiency significantly.
Claims (7)
1. the dry automaton of energy-efficient dividing wall type feed, it is characterized in that: comprise biaxial mixing conveyor (9), hydrojet cone-type mixer (10) is arranged in the top of its feed end, its discharging port be positioned at dryer (28) feeding conveyor (25) charging aperture directly over, and its discharging port arranges the first star-like discharger (23), the discharging opening position of dryer (28) sets out material conveyer (26), the lower end of outfeed belt conveyor (26) arranges respectively the second star-like discharger (24) and finished product discharging opening (27), the outlet of the second star-like discharger (24) is positioned at the top of biaxial mixing conveyor (9).
2. the dry automaton of energy-efficient dividing wall type feed according to claim 1, it is characterized in that: also comprise Programmable Logic Controller PLC, its signal input part is connected with the output terminal of liquid flowmeter (6), solid flowmeter (1), moisture content detector (2), steam pipework pressure unit (8) respectively, and its signal output part is connected with the input end of the first star-like discharger frequency converter (4), the second star-like discharger frequency converter (5), liquid phase material variable valve (3), steam regulating valve (7) respectively.
3. the dry automaton of energy-efficient dividing wall type feed according to claim 2, it is characterized in that: the position of described hydrojet cone-type mixer (10) taper charging aperture arranges solid-phase material feed pipe (21) and liquid phase material feed pipe (22) upper liquid phase material variable valve (3) and the liquid flowmeter (6) installed of liquid phase material feed pipe (22).
4. the dry automaton of energy-efficient dividing wall type feed according to claim 2, is characterized in that: described solid flowmeter (1) is arranged on the discharge nozzle of biaxial mixing conveyor (9).
5. the dry automaton of energy-efficient dividing wall type feed according to claim 2, is characterized in that: described moisture content detector (2) is arranged on the discharge nozzle of biaxial mixing conveyor (9), and be positioned at dryer (28) feeding packing auger directly over.
6. the dry automaton of energy-efficient dividing wall type feed according to claim 2, is characterized in that: described steam pipework pressure unit (8) and steam regulating valve (7) are installed on steam pipework (29).
7. the dry automaton of energy-efficient dividing wall type feed according to claim 2, it is characterized in that: it is upper that described the first star-like discharger frequency converter (4) is arranged on the first star-like discharger (23), and described the second star-like discharging frequency converter (5) is arranged on the second star-like discharger (24).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173782.9A CN103926871B (en) | 2014-04-29 | 2014-04-29 | The dry automatic control device of energy-efficient partition formula feed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410173782.9A CN103926871B (en) | 2014-04-29 | 2014-04-29 | The dry automatic control device of energy-efficient partition formula feed |
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| CN103926871A true CN103926871A (en) | 2014-07-16 |
| CN103926871B CN103926871B (en) | 2016-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116734592A (en) * | 2023-08-10 | 2023-09-12 | 浙江中智达科技有限公司 | Control method, device, equipment and storage medium for moisture of dry PVC |
Citations (6)
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| GB932099A (en) * | 1961-05-05 | 1963-07-24 | Willis Lape Pritts Jr | Coal drying |
| CN2052520U (en) * | 1989-04-18 | 1990-02-07 | 黑龙江省农垦科学院红兴隆科研所 | Combined multi-purpose grain drying machine |
| JPH0815985A (en) * | 1994-04-27 | 1996-01-19 | Matsushita Electric Ind Co Ltd | Image forming device |
| CN101464090A (en) * | 2008-12-31 | 2009-06-24 | 王兆进 | High-efficiency and energy-saving drying apparatus |
| CN103123205A (en) * | 2013-03-07 | 2013-05-29 | 浙江大学 | Fluidization moving series arrangement steam drying system and technology |
| CN203858484U (en) * | 2014-04-29 | 2014-10-01 | 刘新忠 | Highly-efficient energy-saving dividing wall type fodder drying automatic control device |
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2014
- 2014-04-29 CN CN201410173782.9A patent/CN103926871B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB932099A (en) * | 1961-05-05 | 1963-07-24 | Willis Lape Pritts Jr | Coal drying |
| CN2052520U (en) * | 1989-04-18 | 1990-02-07 | 黑龙江省农垦科学院红兴隆科研所 | Combined multi-purpose grain drying machine |
| JPH0815985A (en) * | 1994-04-27 | 1996-01-19 | Matsushita Electric Ind Co Ltd | Image forming device |
| CN101464090A (en) * | 2008-12-31 | 2009-06-24 | 王兆进 | High-efficiency and energy-saving drying apparatus |
| CN103123205A (en) * | 2013-03-07 | 2013-05-29 | 浙江大学 | Fluidization moving series arrangement steam drying system and technology |
| CN203858484U (en) * | 2014-04-29 | 2014-10-01 | 刘新忠 | Highly-efficient energy-saving dividing wall type fodder drying automatic control device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116734592A (en) * | 2023-08-10 | 2023-09-12 | 浙江中智达科技有限公司 | Control method, device, equipment and storage medium for moisture of dry PVC |
| CN116734592B (en) * | 2023-08-10 | 2023-10-27 | 浙江中智达科技有限公司 | Control method, device, equipment and storage medium for moisture of dry PVC |
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| CN103926871B (en) | 2016-06-01 |
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Effective date of registration: 20201116 Address after: 226400 Caobu Town Industrial Park, Rudong County, Nantong City, Jiangsu Province Patentee after: Nantong Purui Science and Technology Instrument Co.,Ltd. Address before: Two road 233000 Anhui city of Bengbu Province Huang bengshan District No. 99 Patentee before: Liu Xinzhong |
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