CN114485119A - Plate drying method and system and computer readable storage medium - Google Patents
Plate drying method and system and computer readable storage medium Download PDFInfo
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- CN114485119A CN114485119A CN202111520891.XA CN202111520891A CN114485119A CN 114485119 A CN114485119 A CN 114485119A CN 202111520891 A CN202111520891 A CN 202111520891A CN 114485119 A CN114485119 A CN 114485119A
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- 238000001035 drying Methods 0.000 title claims abstract description 51
- 238000001514 detection method Methods 0.000 claims abstract description 116
- 238000000034 method Methods 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims description 14
- 238000009529 body temperature measurement Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/009—Alarm systems; Safety sytems, e.g. preventing fire and explosions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The embodiment of the invention discloses a method and a system for drying a plate and a computer readable storage medium, which are applied to a plate drying system comprising a dryer, wherein the plate drying system further comprises: the temperature detection device is arranged on the transmission track at the outlet of the drying machine, and the controller is electrically connected with the temperature detection device; the method comprises the following steps: the controller obtains the temperature of the plate detected by the temperature detection device, wherein the temperature of the plate is the surface temperature of the plate at the outlet of the dryer; the controller controls the dryer according to the temperature of the plate. The method, the system and the computer readable storage medium for drying the plate provided by the embodiment of the invention can ensure that the humidity in the dryer is in a controllable range, the drying temperature is easy to control, and the probability of over fire, over humidity and non-adhesion in the drying of the plate can be reduced.
Description
Technical Field
The present invention relates to, but not limited to, the field of automatic control, and more particularly, to a method and system for drying a sheet material and a computer readable storage medium.
Background
At present, when quality inspectors inspect finished products, plasterboard production enterprises measure the temperature of the boards randomly by using a temperature measuring gun on a stacking platform or directly feel the boards so as to detect the temperature of the finished plasterboard. Because the desiccator totally 12 layers, each north-south both sides one board respectively, finished product board carries out banding, stack after 3 to 5 minutes from the desiccator export to combining the mascerating machine to synthesize a pair of board again, there is certain hysteresis quality and every board can only detect a board of upper strata after combining piece at the detection board temperature of pile up neatly platform department to current detection is random detection, finished product board detects the coverage low, easily causes the condition that partial panel temperature is too low or too high but can't correspond the adjustment in time, can form the wet or overburning of large batch board even.
Disclosure of Invention
In a first aspect, an embodiment of the present application provides a board drying method, which is applied to a board drying system including a dryer, where the board drying system further includes: the temperature detection device is arranged on a transmission track at the outlet of the dryer, and the controller is electrically connected with the temperature detection device; the method comprises the following steps:
the controller acquires the temperature of the plate detected by the temperature detection device, wherein the temperature of the plate is the surface temperature of the plate at the outlet of the dryer;
and the controller controls the dryer according to the temperature of the plate.
In a second aspect, an embodiment of the present application provides a board drying system, including: the system comprises a dryer, a temperature detection device arranged on a transmission track at the outlet of the dryer and a controller electrically connected with the temperature detection device;
the drying machine is used for drying the plate;
the temperature detection device is used for detecting the temperature of the plate on the transmission track;
and the controller is used for acquiring the temperature of the plate detected by the temperature detection device and controlling the dryer according to the temperature of the plate.
In a third aspect, this application provides a computer-readable storage medium, on which computer instructions are stored, and when executed by a processor, the instructions implement the steps of the method described in any one of the embodiments of the first aspect.
Compared with the prior art, the plate drying method, the plate drying system and the computer-readable storage medium provided by at least one embodiment of the application have the following beneficial effects: through set up temperature-detecting device on transmission dryer exit transmission track, through the board temperature of each layer panel of controller record that is connected with temperature-detecting device, simple structure, practicality are strong, convenient operation. The controller can control the dryer according to the acquired board temperature, so that the humidity in the dryer is in a controllable range, the drying temperature is easy to control, the probability of excessive fire, excessive humidity and non-adhesion occurrence of drying of the board can be reduced, and the failure rate is low.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. Other advantages of the present application may be realized and attained by the instrumentalities and combinations particularly pointed out in the specification and the drawings.
Drawings
The accompanying drawings are included to provide an understanding of the present disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the examples serve to explain the principles of the disclosure and not to limit the disclosure.
Fig. 1 is a schematic structural diagram of a board drying system according to an embodiment of the present invention;
FIG. 2 is a schematic connection diagram of a board drying system according to an embodiment of the present invention;
FIG. 3 is a flow chart of a method for drying a sheet material according to an embodiment of the present invention;
fig. 4 is a control signal diagram of a board drying system according to an embodiment of the present invention.
Detailed Description
The present application describes embodiments, but the description is illustrative rather than limiting and it will be apparent to those of ordinary skill in the art that many more embodiments and implementations are possible within the scope of the embodiments described herein. Although many possible combinations of features are shown in the drawings and discussed in the detailed description, many other combinations of the disclosed features are possible. Any feature or element of any embodiment may be used in combination with or instead of any other feature or element in any other embodiment, unless expressly limited otherwise.
The present application includes and contemplates combinations of features and elements known to those of ordinary skill in the art. The embodiments, features and elements disclosed in this application may also be combined with any conventional features or elements to form a unique inventive concept as defined by the claims. Any feature or element of any embodiment may also be combined with features or elements from other inventive aspects to form yet another unique inventive aspect, as defined by the claims. Thus, it should be understood that any of the features shown and/or discussed in this application may be implemented alone or in any suitable combination. Accordingly, the embodiments are not limited except as by the appended claims and their equivalents. Furthermore, various modifications and changes may be made within the scope of the appended claims.
Further, in describing representative embodiments, the specification may have presented the method and/or process as a particular sequence of steps. However, to the extent that the method or process does not rely on the particular order of steps set forth herein, the method or process should not be limited to the particular sequence of steps described. Other orders of steps are possible as will be understood by those of ordinary skill in the art. Therefore, the particular order of the steps set forth in the specification should not be construed as limitations on the claims. Further, the claims directed to the method and/or process should not be limited to the performance of their steps in the order written, and one skilled in the art can readily appreciate that the sequences may be varied and still remain within the spirit and scope of the embodiments of the present application.
The embodiment of the invention provides a board drying method which can be applied to a board drying system comprising a dryer so as to automatically control the drying of a board (such as a gypsum board) by using the temperature of a board surface. Fig. 1 is a schematic structural diagram of a board drying system according to an embodiment of the present invention, and fig. 2 is a schematic connection diagram of the board drying system according to an embodiment of the present invention, and as shown in fig. 1 and fig. 2, the board drying system may further include, on the basis of a dryer (not shown in the figure): a temperature detection device 21 arranged on the conveying track 1 at the outlet of the dryer, and a controller 3 electrically connected with the temperature detection device. The dryer is used to dry the sheet material 6.
In actual operation, the plate material after coming out of the dryer enters the conveying track for transportation. In this embodiment, the accessible sets up temperature-detecting device on the transmission track in the exit of desiccator, and temperature-detecting device is used for detecting the temperature of panel on the transmission track, can leave the desiccator at panel and immediately carry out the temperature measurement, the hysteresis quality of the temperature measurement procedure that has significantly reduced.
In this embodiment, the temperature detection device can measure the temperature of the plate before synthesis on the transmission track, can accurately detect the temperature of the plate, and avoids hysteresis caused by temperature measurement at the stacking table after the plate is synthesized in the existing scheme
In one example, the two temperature detection devices are respectively arranged on the two sides of the conveying track, so that two plates for laminating can be measured, and the quality of the laminated plates is ensured to be reliable. The measurement is convenient, fast and accurate, all the plates can be measured, and the omission problem of sampling detection and the error of hand touch temperature measurement are avoided.
In one example, a temperature detection device can be used to measure the temperature of one or more locations on a sheet, which can be adjusted according to actual production needs. Or, can set up a plurality of temperature-detecting device with one side, a plurality of temperature-detecting device dispersion distribute in order to measure the temperature of many places position on the panel, and a plurality of temperature-detecting device can detect the temperature of many places position on the panel, improve the accuracy that panel temperature detected, guarantee panel quality.
It should be understood that, in the specific setting, the plurality of temperature detection devices may measure the temperature of one plate at the same time, or the plurality of temperature detection devices may measure the temperature of one plate successively. This is not limited by the present application.
In one example, the temperature detection device may be, but is not limited to, an infrared temperature detection device.
In this embodiment, temperature-detecting device can send the measured panel temperature to the controller, realizes the drying control or the regulation to panel through the controller.
Fig. 3 is a flowchart of a board drying method according to an embodiment of the present invention, and as shown in fig. 3, the board drying method according to an embodiment of the present invention may include:
s301: the controller obtains the temperature of the plate detected by the temperature detection device, and the temperature of the plate is the surface temperature of the plate at the outlet of the dryer.
In this embodiment, the controller may be electrically connected to the temperature detection device on the conveying track to obtain the temperature of the plate detected by the temperature detection device.
S302: the controller controls the dryer according to the temperature of the plate.
In this embodiment, the controller is configured to acquire the temperature of the board detected by the temperature detection device, and control the drying machine according to the temperature of the board.
In this embodiment, through set up temperature-detecting device on transmission dryer exit transmission track, through the board temperature of each layer panel of controller record that is connected with temperature-detecting device, simple structure, practicality are strong, convenient operation. The controller can control the dryer according to the acquired board temperature, so that the humidity in the dryer is in a controllable range, the drying temperature is easy to control, the probability of excessive fire, excessive humidity and non-adhesion occurrence of drying of the board can be reduced, and the failure rate is low.
In one example, the Controller may be a Programmable Logic Controller (PLC).
According to the plate drying method provided by the embodiment of the invention, the controller can control the dryer according to the acquired plate temperature, so that the humidity in the dryer can be in a controllable range, the drying temperature is easy to control, the probability of occurrence of fire passing, over-wetting and non-sticking during drying of the plate can be reduced, and the failure rate is low. The temperature measurement process is high in automation degree and good in reliability, complex manual temperature measurement operation of operators is not needed, and the efficiency and the quality of plate production are improved.
In an example embodiment of the present invention, the controller controlling the dryer according to the temperature of the panel may include:
and comparing the temperature of the plate with a set temperature, and adjusting a steam valve of the dryer according to a comparison result.
In this embodiment, the controller can be according to the automatic adjustment desiccator's of the panel temperature that temperature-detecting device obtained steam valve, makes humidity in the desiccator in a controllable scope, and drying temperature is easily controlled.
In one example, adjusting a steam valve of the dryer according to the comparison result may include:
when the temperature of the plate is higher than or equal to the set temperature, closing the steam valve; and when the temperature of the plate is lower than the set temperature, opening a steam valve.
In this embodiment, after a temperature signal of the plate temperature detected by the temperature detection device is transmitted to the controller, the controller compares the acquired plate temperature with a set temperature, and when the plate temperature is higher than the set temperature, the controller can close the steam valve through the shutter motor; when the temperature of the plate is lower than the set temperature, the controller can open the steam valve through the flashboard motor to supply heat.
In an example embodiment of the present invention, as shown in fig. 2, the panel drying system may further include: and a display device 5 connected to the controller. In this embodiment, the display device may be a display screen of an upper computer connected to the controller.
After the controller obtains the temperature of the plate detected by the temperature detection device, the method may further include:
the controller sends the plate temperature to the display device so that the display device displays the plate temperature.
In this embodiment, the controller can send the panel temperature that temperature-detecting device acquireed in real time to display device to panel temperature is shown on display device, can make operating personnel directly observe the panel temperature, in order to remind quality control and accuse temperature post personnel in time to make the adjustment, ensures panel quality.
In an exemplary embodiment of the present invention, before sending the temperature of the plate to the display device, the method may further include:
the controller judges whether the temperature of the plate is within a preset temperature range or not; if so, sending the temperature of the plate to a display device; if not, alarming is carried out.
In this embodiment, can set up the temperature interval, the controller will acquire the panel temperature with this preset temperature range carry out the comparison, if the panel temperature surpasss preset temperature range after the warning to remind quality control and accuse temperature post personnel in time to make the adjustment, guarantee panel quality.
In an exemplary embodiment of the present invention, as shown in fig. 1 and 2, the conveying track may further include: and a plate material detecting device 22 for detecting whether a plate material is on the conveying track.
Before the controller obtains the temperature of the plate detected by the temperature detection device, the method may further include:
the controller acquires plate detection information sent by the plate detection device, wherein the plate detection information is used for indicating whether a plate exists on the transmission track;
when the plate detection information indicates that plates exist on the transmission rail, the controller controls the temperature detection device to start so as to detect the plate temperature of the plates on the transmission rail; and performing operation of acquiring the temperature of the plate detected by the temperature detection device.
In this embodiment, a plate detection device may be disposed between the outlet of the dryer and the temperature detection device, and used to detect whether there is a plate on the conveying track. The controller is used for controlling the opening and closing of the temperature detection device according to the detection result of the plate detection device. When the plate detection device detects that plates exist on the transmission track, after a signal is input into the controller, the controller controls the temperature detection device to start, the temperature detection device starts to detect the temperature of the plates, and the plate temperature signal is input into the controller.
In actual operation, the panel after coming out from the desiccator gets into the transmission track and transports, and when panel detection device detected that there is panel to pass through, temperature detection device began the temperature measurement promptly, fixes a position panel through setting up panel detection device promptly to guarantee that temperature detection device can accurately measure the temperature to panel, avoid taking place the condition that temperature detection device does not have panel in the temperature measurement region when measuring the temperature.
In an example, the combination of the temperature detection device and the plate material detection device may be referred to as a measurement device 2. The sheet material detection means may be, but is not limited to, a photoelectric switching sensor.
As shown in fig. 1, the temperature detection device and the plate detection device of the same measurement device may be arranged along the conveying direction of the conveying roller. Alternatively, the temperature detection device and the sheet detection device of the same measurement device may be arranged in a direction perpendicular to the conveying direction of the conveying rail.
In this embodiment, the arrangement of the temperature detection device and the plate detection device may have multiple modes, such as: the two can be arranged along the conveying direction of the conveying track 1, the plate detection device is positioned at the upstream of the conveying direction of the conveying track, and the temperature detection device is positioned at the downstream of the conveying direction of the conveying track. When the plate detection device detects that the plate passes through or detects that the plate passes through a certain time, the temperature detection device measures the temperature to obtain the temperature of the plate. Of course, the temperature detection device and the plate material detection device may also be arranged in a direction perpendicular to the conveying direction of the conveying rail.
It should be understood that the arrangement of the temperature detection means and the plate material detection means may also be in other forms, such as: an acute angle is formed between the arrangement direction of the temperature detection device and the plate detection device and the conveying direction of the conveying track. The arrangement mode can ensure the normal work of the two parts which are relatively independent without interference.
In one example, when the temperature detection devices are respectively arranged on two sides of the conveying track, one plate detection device is correspondingly arranged on each side of the temperature detection device,
in one example, as shown in fig. 1, the distance between the temperature detection device and the sheet material detection device of the same measurement device is less than the sheet material length or width.
In this embodiment, when the temperature detection device and the plate detection device of the same measurement device are arranged along the conveying direction of the conveying track, the distance between the temperature detection device and the plate detection device is smaller than the length of the plate, so that when the plate detection device detects the plate, the temperature sensing device can immediately measure the temperature of the plate, and the temperature measurement logic is simple.
When the temperature detection device and the plate detection device of the same measurement device are arranged along the direction perpendicular to the conveying direction of the conveying track, the distance between the temperature detection device and the plate detection device is smaller than the width of the plate, so that the temperature detection device and the plate detection device can normally detect the plate.
In an exemplary embodiment of the present invention, as shown in fig. 2, a signal isolator 4 is disposed on a line electrically connecting the controller with the temperature detection device and the plate material detection device. The signal isolator is used for improving the anti-interference performance of plate drying and improving the accuracy of the measurement results of the temperature detection device and the plate detection device.
Fig. 4 is a control signal diagram of the board drying system according to an embodiment of the present invention, and as shown in fig. 4, the temperature detection device performs temperature detection, transmits a temperature signal of the detected board temperature to a controller (for example, a PLC) after passing through a signal isolator, and the PLC transmits the obtained board temperature to an upper computer for temperature feedback. The PLC or the upper computer can perform the acquired temperature of the plate and the set temperature, and control the gate motor according to the comparison result and a preset program so as to control a steam valve of the dryer, for example, start or close the steam valve, or adjust the opening of the steam valve to perform opening feedback. And then the temperature detection device is repeatedly used for detecting the temperature of the plate and the subsequent operation.
Embodiments of the present invention further provide a computer-readable storage medium, on which computer instructions are stored, and when the computer instructions are executed by a processor, the computer instructions implement the steps of the board drying method according to any one of the above embodiments.
It will be understood by those of ordinary skill in the art that all or some of the steps of the methods, systems, functional modules/units in the devices disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical components; for example, one physical component may have multiple functions, or one function or step may be performed by several physical components in cooperation. Some or all of the components may be implemented as software executed by a processor, such as a digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as known to those skilled in the art.
Claims (10)
1. A panel drying method applied to a panel drying system including a dryer, the panel drying system further comprising: the temperature detection device is arranged on a transmission track at the outlet of the dryer, and the controller is electrically connected with the temperature detection device; characterized in that the method comprises:
the controller obtains the temperature of the plate detected by the temperature detection device, wherein the temperature of the plate is the surface temperature of the plate at the outlet of the dryer;
and the controller controls the dryer according to the temperature of the plate.
2. The method of claim 1, wherein the controller controls the dryer based on the temperature of the board, comprising:
and comparing the temperature of the plate with a set temperature, and adjusting a steam valve of the dryer according to a comparison result.
3. The method of claim 2, wherein adjusting a steam valve of the dryer based on the comparison comprises:
when the temperature of the plate is higher than or equal to the set temperature, closing a steam valve;
and when the temperature of the plate is lower than the set temperature, opening a steam valve.
4. The method of claim 1, wherein the board drying system further comprises a display device connected to the controller, and wherein after the controller obtains the board temperature detected by the temperature detection device, the method further comprises:
the controller sends the plate temperature to the display device so that the display device displays the plate temperature.
5. The method of claim 4, wherein prior to sending the sheet temperature to the display device, the method further comprises:
the controller judges whether the temperature of the plate is within a preset temperature range or not;
if so, sending the plate temperature to the display device;
if not, alarming.
6. The method according to claim 1, wherein the transfer track is further provided with: the plate detection device is used for detecting whether plates exist on the transmission track or not; before the controller obtains the temperature of the plate detected by the temperature detection device, the method further comprises the following steps:
the controller acquires plate detection information sent by the plate detection device, wherein the plate detection information is used for indicating whether a plate is on a transmission track;
when the plate detection information indicates that a plate is arranged on the transmission track, the controller controls the temperature detection device to be started so as to detect the plate temperature of the plate on the transmission track; and performing the operation of acquiring the temperature of the plate detected by the temperature detection device.
7. A panel drying system, comprising: the system comprises a dryer, a temperature detection device arranged on a transmission track at the outlet of the dryer and a controller electrically connected with the temperature detection device;
the drying machine is used for drying the plate;
the temperature detection device is used for detecting the temperature of the plate on the transmission track;
and the controller is used for acquiring the temperature of the plate detected by the temperature detection device and controlling the dryer according to the temperature of the plate.
8. The system of claim 7, further comprising: the plate detection device is arranged on the transmission rail and used for detecting whether plates exist on the transmission rail or not;
the controller is further configured to acquire plate detection information sent by the plate detection device, where the plate detection information is used to indicate whether a plate is on the transmission track; when the plate detection information indicates that a plate is on the transmission track, controlling the temperature detection device to start so as to detect the plate temperature of the plate on the transmission track; and performing the operation of acquiring the temperature of the plate detected by the temperature detection device.
9. The system of claim 8, wherein a signal isolator is arranged on a line electrically connected with the temperature detection device and the plate material detection device by the controller.
10. A computer-readable storage medium having stored thereon computer instructions, which when executed by a processor, implement the steps of the method of any one of claims 1-6.
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| CN202111520891.XA CN114485119A (en) | 2021-12-13 | 2021-12-13 | Plate drying method and system and computer readable storage medium |
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| CN202111520891.XA CN114485119A (en) | 2021-12-13 | 2021-12-13 | Plate drying method and system and computer readable storage medium |
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| CN108106341A (en) * | 2017-12-12 | 2018-06-01 | 湖南太子新材料科技有限公司 | A kind of plate baking room |
| CN111196506A (en) * | 2018-11-20 | 2020-05-26 | 中建材创新科技研究院有限公司 | Plate discharging control system and method for drying machine |
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Application publication date: 20220513 |