CN104848678A - Method and device for automatically cooling of drying machine - Google Patents
Method and device for automatically cooling of drying machine Download PDFInfo
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- CN104848678A CN104848678A CN201510202481.9A CN201510202481A CN104848678A CN 104848678 A CN104848678 A CN 104848678A CN 201510202481 A CN201510202481 A CN 201510202481A CN 104848678 A CN104848678 A CN 104848678A
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Abstract
The embodiment of the invention provides a method and device for automatically cooling of a drying machine. The method comprises the steps that judgment is conducted on whether the cooling condition is met or not according to the position of a gypsum board tail in the drying machine, when the cooling condition is met, a heat source valve is closed automatically, a waste gas damper is opened, opening of the waste gas damper is regulated according to a set cooling curve, and draught fans are closed in sequence according to the temperature, so that the cooling speed is controlled, when the temperature is reduced to be the set temperature, the operation of all the draught fans is stopped. According to the technical scheme, the method and device for automatically cooling of the drying machine have the advantages that the cooing speed of the drying machine can be controlled, equipment is protected, and the energy-saving effect can be achieved.
Description
Technical field
The present invention relates to gypsum board production line technical field, particularly relate to method and device that a kind of drying machine lowers the temperature automatically.
Background technology
Drying machine blower fan general power is comparatively large, is the main energy consumption equipment of gypsum board production line, and the normal production run temperature of drying machine is to 200 degrees Celsius simultaneously.If cooling rate is too fast in the process of stopping drying machine temporarily, considerable influence can be produced to drying machine self, even can make steel gross distortion, shorten the drying machine life-span; If cooling rate is too slow, the fan operation time can be caused oversize, cause waste of energy, and think control cooling rate, the cooling rate that subjective factor causes can be produced unstable.So, ensure that dryer temperature is steadily lowered the temperature, also will accomplish to avoid waste of energy, need to accomplish to protect drier unit, energy-conservation object can be reached again.
Summary of the invention
A kind of method that the embodiment of the present invention provides drying machine automatically to lower the temperature and device, to ensure that dryer temperature is steadily lowered the temperature, also avoid waste of energy.
On the one hand, embodiments provide a kind of method that drying machine is lowered the temperature automatically, the method that described drying machine is lowered the temperature automatically comprises:
According to the position of plasterboard plate tail in drying machine, judge to meet cooling conditions:
When meeting cooling conditions, automatically closing thermal source valve, opening waste gas flashboard, and the aperture of waste gas flashboard is regulated according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stopping whole fan operation.
On the other hand, embodiments provide the device that a kind of drying machine is lowered the temperature automatically, the device that described drying machine is lowered the temperature automatically comprises:
Judging unit, for the position according to plasterboard plate tail in drying machine, judges to meet cooling conditions:
Control unit, for when meeting cooling conditions, closes thermal source valve automatically, open waste gas flashboard, and regulate the aperture of waste gas flashboard according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stop whole fan operation.
Technique scheme has following beneficial effect: the cooling rate that can control drying machine, and proterctive equipment can reach energy-saving effect again.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the method flow diagram that a kind of drying machine of the embodiment of the present invention is lowered the temperature automatically;
Fig. 2 is the apparatus structure schematic diagram that a kind of drying machine of the embodiment of the present invention is lowered the temperature automatically.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, be the method flow diagram that a kind of drying machine of the embodiment of the present invention is lowered the temperature automatically, described method comprises:
101, according to the position of plasterboard plate tail in drying machine, judge to meet cooling conditions:
102, when meeting cooling conditions, automatically closing thermal source valve, opening waste gas flashboard, and the aperture of waste gas flashboard is regulated according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stopping whole fan operation.
Preferably, the described position according to plasterboard plate tail in drying machine, judges to meet cooling conditions, comprising: if to detect in drying machine, plasterboard plate tail is passed by local area completely, then judge to meet cooling conditions.
Preferably, described when meeting cooling conditions, automatic steam off valve, opens waste gas flashboard, comprising: if plasterboard plate tail is passed by local area completely in drying machine, then close local area steam source valve, and open waste gas flashboard.
Preferably, the described temperature lowering curve according to setting regulates the aperture of waste gas flashboard, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stop whole fan operation, comprise: if when local area temperature is brought down below 150 degree in drying machine, then close 1# blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard; If when local area temperature is brought down below 90 degree in drying machine, then close 2# blower fan, until stop whole blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard.
Corresponding to said method embodiment, as shown in Figure 2, be the apparatus structure schematic diagram that a kind of drying machine of the embodiment of the present invention is lowered the temperature automatically, the device that described drying machine is lowered the temperature automatically comprises:
Judging unit 21, for the position according to plasterboard plate tail in drying machine, judges to meet cooling conditions:
Control unit 22, for when meeting cooling conditions, closes thermal source valve automatically, open waste gas flashboard, and regulate the aperture of waste gas flashboard according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stop whole fan operation.
Preferably, described judging unit 21, to detect if be further used in drying machine that plasterboard plate tail is passed by local area completely, then judges to meet cooling conditions.
Preferably, described control unit 22, to pass by local area completely if be further used for plasterboard plate tail in drying machine, then close local area steam source valve, and open waste gas flashboard.
Preferably, described control unit 22, further also for regulating the aperture of waste gas flashboard according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stop whole fan operation, comprising: if when local area temperature is brought down below 150 degree in drying machine, then close 1# blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard; If when local area temperature is brought down below 90 degree in drying machine, then close 2# blower fan, until stop whole blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard.
The embodiment of the present invention can arrange in man-machine interface and start cooling process start button, according to the position of plasterboard plate tail in drying machine, judge whether to meet cooling conditions: if meet cooling conditions, automatic steam off valve, open waste gas flashboard, according to the temperature lowering curve of program inner setting, regulate the aperture of waste gas flashboard, local area temperature reduces uniform temperature, stop a Fans, again start and regulate waste gas flashboard to regulate program, control cooling rate, be reduced to the temperature of program inner setting, stop fan operation.So just can control the cooling rate of drying machine, proterctive equipment, can energy-saving effect be reached again.
Those skilled in the art can also recognize the various illustrative components, blocks (illustrativelogical block) that the embodiment of the present invention is listed, unit, and step can pass through electronic hardware, computer software, or both combinations realize.For the replaceability (interchangeability) of clear displaying hardware and software, above-mentioned various illustrative components (illustrativecomponents), unit and step have universally described their function.Such function is the designing requirement realizing depending on specific application and whole system by hardware or software.Those skilled in the art for often kind of specifically application, can use the function described in the realization of various method, but this realization can should not be understood to the scope exceeding embodiment of the present invention protection.
Various illustrative logical block described in the embodiment of the present invention, or unit can pass through general processor, digital signal processor, special IC (ASIC), field programmable gate array or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or the design of above-mentioned any combination realizes or operates described function.General processor can be microprocessor, and alternatively, this general processor also can be any traditional processor, controller, microcontroller or state machine.Processor also can be realized by the combination of calculation element, such as digital signal processor and microprocessor, multi-microprocessor, and a Digital Signal Processor Core combined by one or more microprocessor, or other similar configuration any realizes.
The software module that method described in the embodiment of the present invention or the step of algorithm directly can embed hardware, processor performs or the combination of both.Software module can be stored in the storage medium of other arbitrary form in RAM memory, flash memory, ROM memory, eprom memory, eeprom memory, register, hard disk, moveable magnetic disc, CD-ROM or this area.Exemplarily, storage medium can be connected with processor, with make processor can from storage medium reading information, and write information can be deposited to storage medium.Alternatively, storage medium can also be integrated in processor.Processor and storage medium can be arranged in ASIC, and ASIC can be arranged in user terminal.Alternatively, processor and storage medium also can be arranged in the different parts in user terminal.
In one or more exemplary design, the above-mentioned functions described by the embodiment of the present invention can realize in any combination of hardware, software, firmware or this three.If realized in software, these functions can store on the medium with computer-readable, or are transmitted on the medium of computer-readable with one or more instruction or code form.Computer readable medium comprises computer storage medium and is convenient to make to allow computer program transfer to the telecommunication media in other place from a place.Storage medium can be that any general or special computer can the useable medium of access.Such as, such computer readable media can include but not limited to RAM, ROM, EEPROM, CD-ROM or other optical disc storage, disk storage or other magnetic storage device, or other anyly may be used for carrying or store the medium that can be read the program code of form with instruction or data structure and other by general or special computer or general or special processor.In addition, any connection can be properly termed computer readable medium, such as, if software is by a coaxial cable, fiber optic cables, twisted-pair feeder, Digital Subscriber Line (DSL) or being also comprised in defined computer readable medium with wireless way for transmittings such as such as infrared, wireless and microwaves from a web-site, server or other remote resource.Described video disc (disk) and disk (disc) comprise Zip disk, radium-shine dish, CD, DVD, floppy disk and Blu-ray Disc, and disk is usually with magnetic duplication data, and video disc carries out optical reproduction data with laser usually.Above-mentioned combination also can be included in computer readable medium.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a drying machine method of automatically lowering the temperature, it is characterized in that, the method that described drying machine is lowered the temperature automatically comprises:
According to the position of plasterboard plate tail in drying machine, judge to meet cooling conditions:
When meeting cooling conditions, automatically closing thermal source valve, opening waste gas flashboard, and the aperture of waste gas flashboard is regulated according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stopping whole fan operation.
2. the drying machine method of automatically lowering the temperature as claimed in claim 1, is characterized in that, the described position according to plasterboard plate tail in drying machine, judges to meet cooling conditions, comprising:
If to detect in drying machine, plasterboard plate tail is passed by local area completely, then judge to meet cooling conditions.
3. the drying machine method of automatically lowering the temperature as claimed in claim 1, is characterized in that, described when meeting cooling conditions, and automatic steam off valve is opened waste gas flashboard, being comprised:
If plasterboard plate tail is passed by local area completely in drying machine, then close local area steam source valve, and open waste gas flashboard.
4. the drying machine method of automatically lowering the temperature as claimed in claim 1, it is characterized in that, the described temperature lowering curve according to setting regulates the aperture of waste gas flashboard, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stop whole fan operation, comprising:
If when local area temperature is brought down below 150 degree in drying machine, then close 1# blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard;
If when local area temperature is brought down below 90 degree in drying machine, then close 2# blower fan, until stop whole blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard.
5. a drying machine device of automatically lowering the temperature, it is characterized in that, the device that described drying machine is lowered the temperature automatically comprises:
Judging unit, for the position according to plasterboard plate tail in drying machine, judges to meet cooling conditions:
Control unit, for when meeting cooling conditions, closes thermal source valve automatically, open waste gas flashboard, and regulate the aperture of waste gas flashboard according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stop whole fan operation.
6. the drying machine device of automatically lowering the temperature as claimed in claim 5, is characterized in that,
Described judging unit, to detect if be further used in drying machine that plasterboard plate tail is passed by local area completely, then judges to meet cooling conditions.
7. the drying machine device of automatically lowering the temperature as claimed in claim 5, is characterized in that,
Described control unit, to pass by local area completely if be further used for plasterboard plate tail in drying machine, then close local area steam source valve, and open waste gas flashboard.
8. the drying machine device of automatically lowering the temperature as claimed in claim 5, is characterized in that,
Described control unit, further also for regulating the aperture of waste gas flashboard according to the temperature lowering curve of setting, close down blower fan successively according to temperature thus control cooling rate, until be reduced to the temperature of setting, stop whole fan operation, comprise: if when local area temperature is brought down below 150 degree in drying machine, then close 1# blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard; If when local area temperature is brought down below 90 degree in drying machine, then close 2# blower fan, until stop whole blower fan, otherwise the aperture 10% of Time Delay Opening waste gas flashboard.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510202481.9A CN104848678B (en) | 2015-04-24 | 2015-04-24 | The method and device that a kind of drying machine is lowered the temperature automatically |
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| CN201510202481.9A CN104848678B (en) | 2015-04-24 | 2015-04-24 | The method and device that a kind of drying machine is lowered the temperature automatically |
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| CN104848678A true CN104848678A (en) | 2015-08-19 |
| CN104848678B CN104848678B (en) | 2017-01-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017173802A1 (en) * | 2016-04-06 | 2017-10-12 | 北新集团建材股份有限公司 | System and method for recycling waste heat from drying machine |
| CN111842206A (en) * | 2020-06-28 | 2020-10-30 | 北新集团建材股份有限公司 | Plate material quality detection method |
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| JPH11325733A (en) * | 1998-05-07 | 1999-11-26 | Iseki & Co Ltd | Timer operation device of grain particle drying machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017173802A1 (en) * | 2016-04-06 | 2017-10-12 | 北新集团建材股份有限公司 | System and method for recycling waste heat from drying machine |
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| CN107263689B (en) * | 2016-04-06 | 2019-10-29 | 北新集团建材股份有限公司 | A kind of drying machine waste heat recycling system and method |
| CN111842206A (en) * | 2020-06-28 | 2020-10-30 | 北新集团建材股份有限公司 | Plate material quality detection method |
| CN111842206B (en) * | 2020-06-28 | 2021-10-08 | 北新集团建材股份有限公司 | Plate material quality detection method |
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| CN104848678B (en) | 2017-01-04 |
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