CN102788495A - Heat energy supply control method and system of a plurality of dryers - Google Patents
Heat energy supply control method and system of a plurality of dryers Download PDFInfo
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- CN102788495A CN102788495A CN2011101314835A CN201110131483A CN102788495A CN 102788495 A CN102788495 A CN 102788495A CN 2011101314835 A CN2011101314835 A CN 2011101314835A CN 201110131483 A CN201110131483 A CN 201110131483A CN 102788495 A CN102788495 A CN 102788495A
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- heat energy
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Abstract
The invention relates to a heat energy supply control method and a system of a plurality of dryers. The system comprises a burner, the plurality of dryers, pipelines, a computing module, a detecting module and a plurality of valve groups. The method includes following steps that, step one, the computing module obtains preset temperatures, preset humidity and drying time of the dryers; step two, the computing the module computes heat energy quantity demand and material demand of the dryers and quantities of hot air entering into the dryers; step three, the detecting module detects dry temperatures and humidity of the dryers; and step four, a central control module compares the drying temperatures with the preset temperatures and controls the increasing or decreasing of the hot air quantities. By means of an intelligent method, heat energy from the same burner is used for satisfying different drying conditions of the dryers so that economical benefits can be improved.
Description
Technical field
The present invention relates to a kind of heat energy supply control method of drying machine, be meant a kind of heat energy supply control method and system thereof that heat energy carries out many drying machines of drying procedure that monitor especially.
Background technology
Residual material after general cereal shells though can not eat, can produce available thermal source after burning, reach the effect of resource recovery and reusing of energy source, and have sizable value.Therefore; The patent announcement of the TaiWan, China that the previous institute of this case applicant applies for and gets permission is numbered M304628 number " combustor ", M304629 case patents such as " combustors with ducting system "; Main all is the mode of utilizing the burning material; Produce available thermal source, reclaim and reusing of energy source in order to resource.
Heat generated by combustion devices, the vast majority will be used in the dryer for drying grain, flowers, fruit and other materials.But, all be the mode of supplying single drying machine with single burner in the past, reach supply heat energy and the purpose of drying material, not only waste the resource of burning, and equipment cost is high, does not meet economic benefit.
Though also the someone utilizes single burner to supply a plurality of drying machines required heat energy; But; Because the heat energy of aforementioned drying machine comes from same burner, therefore, can be subject to the pipeline of connection; And can only set identical drying condition, quite inconvenient in the use and can not satisfy user demand.
Summary of the invention
The objective of the invention is provides a kind of heat energy supply control method and system thereof that can promote economic benefit and many drying machines of different drying conditions are set to the defective that exists in the prior art.
The heat energy supply control method of many drying machines of the present invention is an instrument with heat energy supply control system, the inventory of control combustor burning, and the hot blast rate of a plurality of drying machines of entering, and control method comprises the following step:
Step 1: heat energy supply control system obtains default temperature, the acquiescence humidity of each drying machine, and drying time;
Step 2: heat energy supply control system according to default temperature, acquiescence humidity, the drying time of each drying machine calculate each drying machine the heat energy demand, calculate the inventory of the required burning of this combustor according to the heat energy demand of each drying machine, and get into the hot blast rate of each drying machine;
Step 3: bake out temperature, humidity in heat energy supply control system each drying machine of detecting;
Step 4: heat energy supply control system comparison bake out temperature and default temperature,, bake out temperature increases hot blast rate when being lower than default temperature,, reduces bake out temperature hot blast rate when being higher than default temperature;
When step 5, heat energy supply control system arrived the negative difference less than preset humidity in humidity, the hot blast rate that control gets into drying machine was 0.
The heat energy supply control system of many drying machines of the present invention comprises combustor, a plurality of drying machine, pipeline and heat energy supply control system; Combustor is connected with a plurality of drying machines by the road; It is characterized in that heat energy supply control system comprises: the computing module, the bake out temperature in the detecting drying machine and the detecting module of humidity that calculate drying machine heat energy demand and hot blast rate and combustor inventory; Comparison bake out temperature and default temperature and control increase or reduce middle control module and several valve groups of hot blast rate; The input of middle control module is connected with the output of computing module and detecting module and communication each other; Several valve groups are installed between combustor and each drying machine, and several valve groups are connected and are controlled by respectively middle control module with middle control module.
Advantage of the present invention is to be used to the heat energy from same combustor with the mode of wisdom, satisfies the different drying condition of each drying machine in a plurality of drying machines, and then can promote economic benefit.
Description of drawings
One preferred embodiment front view of the heat energy supply control system of the many drying machines of Fig. 1 the present invention;
The block diagram of Fig. 2 preferred embodiment of the present invention;
The flow chart of Fig. 3 preferred embodiment of the present invention.
Among the figure: control module, 5 valve groups, 31 thermometers, 51 hot blast switch valves, 52 cold wind control valves in 11 combustors, 12 drying machines, 13 pipelines, 2 computing modules, 3 detecting modules, 4.
The specific embodiment
Further specify embodiments of the invention below in conjunction with accompanying drawing.
Heat energy supply control system one preferred embodiment referring to Fig. 1, the many drying machines of Fig. 2 the present invention is applied to control the inventory of a combustor 11 burnings, and controls the hot blast rate that gets into a plurality of drying machines 12 respectively.Combustor 11 is connected through pipeline 13 with a plurality of drying machines 12 each other.Heat energy supply control system comprises computing module 2, detecting module 3, middle control module 4, and several valve groups 5.
Detecting module 3 has several thermometers 31 and several hygrometers 32.Thermometer 31 is installed in each drying machine 12 respectively and detects the bake out temperature T in each drying machine 12.Hygrometer 32 is installed in each drying machine 12 respectively and detects the humidity W in each drying machine 12.
The output of middle control module 4 is connected with the output of computing module 2, detecting module 3 and communication each other, middle control module 4 comparison bake out temperature T and default temperature T
0, be lower than default temperature T at bake out temperature T
0The time in control module 4 control valve groups 5 increase hot blast rates, be higher than default temperature T at bake out temperature T
0The time in control module 4 control valve groups 5 reduce hot blast rates.
Valve group 5 is installed in the pipeline 13 that is connected between combustor 11 and each drying machine 12, several valve groups 5 be connected with middle control module and 5 be controlled by respectively in control module 4, each valve group 5 has hot blast switch valve 51 respectively, and cold wind control valve 52.Hot blast switch valve 51 is used to control the hot blast rate that gets into each drying machine 12.Cold wind control valve 52 is used to guide the cold wind entering and mixes with hot blast.
Referring to Fig. 1, Fig. 2, Fig. 3.Below promptly control system and combine explanation of embodiment step as back to the heat energy supply of the many drying machines of the present invention:
Step 61: start combustor 11;
Step 62: combustor 11 gets into the automatic combustion programs, makes the hot blast behind the burning material get into each drying machine 12 via pipeline 13.At this moment, control module 4 was complete closing state during cold wind control valve 52 was controlled by;
Step 63: calculation module 2 is electrically connected and communication each other with detecting module 3, and computing module 2 obtains default temperature T0, the acquiescence humidity W0 of each drying machine 12, and drying time t;
Step 64: computing module 2 is according to the default temperature T of each drying machine 12
0, acquiescence humidity W
0, drying time t calculates the heat energy demand of each drying machine 12, calculate the inventory of combustor 11 required burnings again according to the heat energy demand of each drying machine 12, and get into the hot blast rate of each drying machine 12;
Step 65: the thermometer 31 of detecting module 3, hygrometer 32 are detected bake out temperature T, the humidity W in each drying machine 12 respectively;
Step 66: whether the information comparison humidity W that middle control module 4 transmits according to detecting module 3 arrives less than preset humidity W
0One negative difference-W
0, if carry out step 67, if not, carry out step 68;
Step 67: middle control module 4 control valve groups 5 are closed hot blast switch valve 51, and the hot blast rate that control gets into drying machine 12 is 0, to arriving preset time t;
Step 68: whether the bake out temperature T in each drying machine 12 of the information comparison that middle control module 4 transmits according to detecting module 3 is greater than default temperature T
0, if carry out step 69, if not, carry out step 70;
Step 69: the hot blast switch valve 51 reduction opening degrees of middle control module 4 control valve groups 5; Reduce the hot blast rate that gets into drying machine 12; And the opening degree of regulation and control cold wind control valve 52; Make cool ambient air get into pipeline 13 and mixes, lower the temperature, get back to step 63 then to regulate the hot blast temperature that gets into drying machine 12 with hot blast.
Step 70: the hot blast switch valve 51 amplification opening degrees of middle control module 4 control valve groups 5; Promote the hot blast rate that gets into this drying machine 12; And the opening degree of this cold wind control valve 52 of regulation and control; Reduce or block cool ambient air fully getting into this pipeline 13, heat up, get back to step 63 then to regulate the hot blast temperature that gets into this drying machine 12
Can know that according to the above the heat energy supply control system of many drying machines of the present invention has advantage and effect:
The present invention not only can be used to the heat energy from same combustor 11; Materials amount when saving burning, and promote outside the heat energy utilization rate, and can be with the mode of wisdom; Under the situation that does not influence combustor 11 heat energy supplys; Satisfy the different drying condition of each drying machine 12, and then can promote economic benefit, have more practicality.
Claims (5)
1. the heat energy supply control method of many drying machines, system is an instrument with heat energy supply control, the inventory of control combustor burning, and get into the hot blast rate of a plurality of drying machines, control method comprises the following step:
Step 1: heat energy supply control system obtains the preset temperature of each drying machine, preset humidity, and drying time;
Step 2: heat energy supply control system according to the preset temperature of each drying machine, preset humidity, drying time calculate each drying machine the heat energy demand, calculate the inventory of the required burning of this combustor according to the heat energy demand of each drying machine, and get into the hot blast rate of each drying machine;
Step 3: bake out temperature, humidity in heat energy supply control system each drying machine of detecting;
Step 4: heat energy supply control system comparison bake out temperature and preset temperature,, bake out temperature increases hot blast rate when being lower than preset temperature,, reduces bake out temperature hot blast rate when being higher than preset temperature;
When step 5, heat energy supply control system arrived the negative difference less than preset humidity in humidity, the hot blast rate that control gets into drying machine was 0.
2. the heat energy supply control method of many drying machines according to claim 1 is characterized in that the negative difference of humidity described in the step 5 is preset humidity-0.5.
3. the heat energy supply of many drying machines of the heat energy supply control method of the many drying machines that are used for claim 1 control system; Comprise combustor, a plurality of drying machine, pipeline and heat energy supply control system; Combustor is connected with a plurality of drying machines by the road; It is characterized in that heat energy supply control system comprises: the calculation module, the bake out temperature in the detecting drying machine and the detecting module of humidity that calculate drying machine heat energy demand and hot blast rate and combustor inventory; Comparison bake out temperature and preset temperature and control increase or reduce middle control module and several valve groups of hot blast rate; The middle input of controlling module is electrically connected and mutual communication with the output of calculation module and detecting module, and several valve groups are installed between combustor and each drying machine, and several valve groups are connected and are controlled by respectively middle control module with middle control module.
4. the heat energy supply of many drying machines according to claim 3 control system is characterized in that said several valve groups all have respectively to be used to control the hot blast switch valve that gets into each drying machine hot blast rate and to be used to guide cold wind to get into the cold wind control valve that mixes with hot blast.
5. the heat energy supply of many drying machines according to claim 3 control system is characterized in that said detecting module has thermometer and the hygrometer that is installed in the drying machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110131483.5A CN102788495B (en) | 2011-05-20 | 2011-05-20 | Heat energy supply control method and system of a plurality of dryers |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110131483.5A CN102788495B (en) | 2011-05-20 | 2011-05-20 | Heat energy supply control method and system of a plurality of dryers |
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| Publication Number | Publication Date |
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| CN102788495A true CN102788495A (en) | 2012-11-21 |
| CN102788495B CN102788495B (en) | 2014-12-10 |
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|---|---|---|---|
| CN201110131483.5A Active CN102788495B (en) | 2011-05-20 | 2011-05-20 | Heat energy supply control method and system of a plurality of dryers |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708459A (en) * | 2019-01-30 | 2019-05-03 | 深圳市森控科技有限公司 | A kind of intelligence drying control method, system and device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10123078A (en) * | 1996-10-23 | 1998-05-15 | Iseki & Co Ltd | Grain moisture detecting indicator for grain dryer |
| JP2000320971A (en) * | 1999-05-07 | 2000-11-24 | Iseki & Co Ltd | Grain drying machine |
| CN1904533A (en) * | 2006-07-28 | 2007-01-31 | 华南农业大学 | Adaptive control system of hot air drying |
| CN201476487U (en) * | 2009-09-18 | 2010-05-19 | 桂林电子科技大学 | Self-regulating garbage dryer |
| CN201535612U (en) * | 2009-07-15 | 2010-07-28 | 长沙有色冶金设计研究院 | Feedback insulated tube for combustion-regulating system of concentrate-drying kiln |
| CN202126165U (en) * | 2011-05-20 | 2012-01-25 | 林荣郎 | Heat supply control system for multiple drying machines |
-
2011
- 2011-05-20 CN CN201110131483.5A patent/CN102788495B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10123078A (en) * | 1996-10-23 | 1998-05-15 | Iseki & Co Ltd | Grain moisture detecting indicator for grain dryer |
| JP2000320971A (en) * | 1999-05-07 | 2000-11-24 | Iseki & Co Ltd | Grain drying machine |
| CN1904533A (en) * | 2006-07-28 | 2007-01-31 | 华南农业大学 | Adaptive control system of hot air drying |
| CN201535612U (en) * | 2009-07-15 | 2010-07-28 | 长沙有色冶金设计研究院 | Feedback insulated tube for combustion-regulating system of concentrate-drying kiln |
| CN201476487U (en) * | 2009-09-18 | 2010-05-19 | 桂林电子科技大学 | Self-regulating garbage dryer |
| CN202126165U (en) * | 2011-05-20 | 2012-01-25 | 林荣郎 | Heat supply control system for multiple drying machines |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708459A (en) * | 2019-01-30 | 2019-05-03 | 深圳市森控科技有限公司 | A kind of intelligence drying control method, system and device |
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|---|---|
| CN102788495B (en) | 2014-12-10 |
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