CN111381568B - Cut-tobacco dryer energy-saving control method and device - Google Patents
Cut-tobacco dryer energy-saving control method and device Download PDFInfo
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- CN111381568B CN111381568B CN201811623907.8A CN201811623907A CN111381568B CN 111381568 B CN111381568 B CN 111381568B CN 201811623907 A CN201811623907 A CN 201811623907A CN 111381568 B CN111381568 B CN 111381568B
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000010438 heat treatment Methods 0.000 claims abstract description 82
- 238000004519 manufacturing process Methods 0.000 claims abstract description 38
- 239000013072 incoming material Substances 0.000 claims abstract description 9
- 241000208125 Nicotiana Species 0.000 claims description 22
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 22
- 230000003111 delayed effect Effects 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 9
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41875—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by quality surveillance of production
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/04—Humidifying or drying tobacco bunches or cut tobacco
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32368—Quality control
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Manufacture Of Tobacco Products (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention provides an energy-saving control method and device for a cut-tobacco dryer, wherein the method comprises the following steps: s1: after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet preset conditions, preheating the heating and humidifying equipment; s2: continuously acquiring a flow signal of the electronic scale; s3: when the flow signal of the electronic scale is not smaller than a preset first flow threshold, heating the heating and humidifying equipment; s4: stopping heating the heating and humidifying equipment when the flow signal of the electronic scale is smaller than a preset second flow threshold value; s5: and after the next incoming material signal is acquired, the step S1 is executed again until the production is finished. According to the invention, the heating control process of the heating and humidifying equipment in the cut-tobacco drier is optimized, so that the steam waste caused by the condition that the cut-tobacco drier HT is preheated before production, is standby after production and the like is reduced, and the steam energy consumption of the silk threads is reduced.
Description
Technical Field
The invention relates to the field of cut-tobacco dryer control, in particular to an energy-saving control method and device for a cut-tobacco dryer.
Background
At present, the thread production mode of a cigarette factory workshop is intermittent production: and (3) reasonably arranging production according to the process time such as the name of the leaf storage cabinet and the empty condition of the silk storage cabinet. The cut-tobacco drier can preheat 20-30 minutes in advance before the production of common silk yarns. When the cut-tobacco drier is started in preheating, when the temperature of the cylinder wall is not less than 80 ℃, the HT equipment (heating and humidifying equipment) is automatically started to perform preheating. At the moment, HT equipment operates, and the HT steam electric positioning film valve is opened with certain steam pressure to preheat the HT tank body.
Under normal conditions, the time taken from the tobacco leaves to HT in the tobacco storage cabinet is about 12 minutes, the time taken from HT to the tobacco leaves in the tobacco storage cabinet is about 20 minutes, the operation time difference exists between the feeding process and the preheating process, namely, the tobacco dryer is usually preheated in advance before the tobacco leaves and the tobacco leaves are fed, namely, the preheating process is carried out for 20-30 minutes, and the feeding operation is carried out during the preheating process, so that about 20 minutes of steam waste is caused before the normal production and after the tail material is finished for each batch of tobacco leaves, and the space between two adjacent batches of tobacco leaves is empty, and due to the operation of channel maintenance, essence replacement and the like, the HT steam electric positioning film valve still heats the HT equipment even if the HT equipment is in a standby state, thereby causing 30 minutes of steam waste and not meeting the energy-saving and consumption-reducing requirements.
Therefore, how to solve the steam energy waste generated by the HT apparatus in the pre-heating and standby state has become a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The embodiment of the invention provides an energy-saving control method and device for a cut-tobacco dryer, which can reduce steam waste caused by preheating of the cut-tobacco dryer HT before production, standby after production and the like, thereby reducing the energy consumption of steam of silk threads.
According to one aspect of the invention, there is provided a cut-tobacco dryer energy-saving control method, comprising:
s1: after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet preset conditions, preheating the heating and humidifying equipment;
s2: continuously acquiring a flow signal of the electronic scale;
s3: when the flow signal of the electronic scale is not smaller than a preset first flow threshold, heating the heating and humidifying equipment;
s4: stopping heating the heating and humidifying equipment when the flow signal of the electronic scale is smaller than a preset second flow threshold value;
s5: and after the next incoming material signal is acquired, the step S1 is executed again until the production is finished.
Preferably, after the current incoming signal of the feeder is obtained and the parameters of the cut-tobacco drier are determined to meet the preset conditions, preheating the heating and humidifying equipment specifically comprises:
after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet the preset conditions, the heating and humidifying equipment is preheated by the electric positioning film valve at the preset first steam pressure.
Preferably, when the flow signal of the electronic scale is not smaller than a preset first flow threshold, heating the heating and humidifying device specifically includes:
when the flow signal of the electronic scale is not smaller than the preset first flow threshold, the heating and humidifying equipment is heated by the preset second steam pressure through the electric positioning film valve after time delay.
Preferably, when the flow signal of the electronic scale is smaller than a preset second flow threshold, stopping heating the heating and humidifying device specifically includes:
when the flow signal of the electronic scale is smaller than a preset second flow threshold, after time delay, the heating humidifying equipment is heated for a preset time period through the electric positioning film valve under the preset first steam pressure, and then the electric positioning film valve is closed.
Preferably, the energy-saving control method of the cut-tobacco dryer provided by the invention further comprises the following steps:
and after the elevator at the inlet of the electronic scale is closed, and after the feeding machine is determined to be fed, the electronic scale has no flow signal, the steam pressure of the heating and humidifying equipment is not smaller than the preset first steam pressure, and after the preset time period is delayed, the electric positioning film valve is closed.
Preferably, the preset first steam pressure has a value ranging from 0.1 Mpa to 0.4Mpa.
Preferably, the preset second steam pressure has a value ranging from 0.5 Mpa to 0.8Mpa.
Preferably, the value range of the preset first flow threshold is 1000-1200 KG/h, and the value range of the preset second flow threshold is 600-800 KG/h.
Preferably, the determining that the parameters of the cut tobacco dryer meet the preset conditions specifically includes:
and determining that the temperature of the cylinder wall of the cut-tobacco drier is not less than 80 ℃.
According to another aspect of the present invention, there is provided an energy-saving control device for a cut-tobacco dryer, comprising:
the preheating module is used for preheating the heating and humidifying equipment after acquiring the current feeding signal of the feeder and determining that the parameters of the cut tobacco dryer meet preset conditions;
the acquisition module is used for continuously acquiring the flow signal of the electronic scale;
the production module is used for heating the heating and humidifying equipment when the flow signal of the electronic scale is not smaller than a preset first flow threshold value;
the first closing module is used for stopping heating the heating and humidifying equipment when the flow signal of the electronic scale is smaller than a preset second flow threshold value;
and the circulation module is used for triggering the preheating module again until the production is finished after the next incoming material signal is acquired.
From the above technical solutions, the embodiment of the present invention has the following advantages:
the invention provides an energy-saving control method and device for a cut-tobacco dryer, wherein the method comprises the following steps: s1: after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet preset conditions, preheating the heating and humidifying equipment; s2: continuously acquiring a flow signal of the electronic scale; s3: when the flow signal of the electronic scale is not smaller than a preset first flow threshold, heating the heating and humidifying equipment; s4: stopping heating the heating and humidifying equipment when the flow signal of the electronic scale is smaller than a preset second flow threshold value; s5: and after the next incoming material signal is acquired, the step S1 is executed again until the production is finished. According to the invention, the heating control process of the heating and humidifying equipment in the cut-tobacco drier is optimized, so that the steam waste caused by the condition that the cut-tobacco drier HT is preheated before production, is standby after production and the like is reduced, and the steam energy consumption of the silk threads is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic flow chart of an embodiment of an energy-saving control method of a cut-tobacco dryer provided by the invention;
FIG. 2 is a schematic flow chart of another embodiment of an energy-saving control method of a cut-tobacco dryer provided by the invention;
fig. 3 is a schematic structural view of an embodiment of an energy-saving control device for a cut-tobacco dryer.
Detailed Description
The embodiment of the invention provides an energy-saving control method and device for a cut-tobacco dryer, which can reduce steam waste caused by preheating of the cut-tobacco dryer HT before production, standby after production and the like, thereby reducing the energy consumption of steam of silk threads.
In order to make the objects, features and advantages of the present invention more comprehensible, the technical solutions in the embodiments of the present invention are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, an embodiment of an energy-saving control method for a cut-tobacco dryer provided by the invention includes:
101. after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet preset conditions, preheating the heating and humidifying equipment;
102. continuously acquiring a flow signal of the electronic scale;
103. when the flow signal of the electronic scale is not smaller than a preset first flow threshold, heating the heating and humidifying equipment;
104. stopping heating the heating and humidifying equipment when the flow signal of the electronic scale is smaller than a preset second flow threshold value;
105. and after the next incoming material signal is acquired, the step S1 is executed again until the production is finished.
According to the invention, the heating and heating equipment of the electric positioning film valve is controlled after the incoming material signal is acquired, so that the steam waste caused by preheating the HT equipment of the cut tobacco dryer before production is reduced, and the steam waste caused by the idle interval between two batches of silk threads of the HT equipment is reduced by temporarily closing the electric positioning film valve after the HT equipment enters a standby state, so that the aim of energy consumption of silk threads steam is realized.
The foregoing is an embodiment of an energy-saving control method for a cut-tobacco dryer, and for more specific description, the following provides another embodiment of an energy-saving control method for a cut-tobacco dryer, please refer to fig. 2, and another embodiment of an energy-saving control method for a cut-tobacco dryer provided by the present invention includes:
201. after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet the preset conditions, preheating the heating and humidifying equipment by the electric positioning film valve at the preset first steam pressure;
in this embodiment, after determining that the parameters of the cut tobacco dryer meet preset conditions, and after obtaining the current incoming signal of the M5 warehouse type feeder at the outlet of the filament cutter (it is understood that the current incoming signal refers to a signal that the tobacco required for manufacturing the current batch of filaments enters the feeder), the heating and humidifying device (hereinafter referred to as HT device) may be preheated.
Further, the parameters of the conventional cut-tobacco dryer meet preset conditions specifically include: the temperature of the cylinder wall of the cut-tobacco drier is not less than 80 ℃.
Further, the process of starting HT for preheating may be: HT apparatus was preheated at 0.2MPa by electrically positioned membrane valves.
202. Continuously acquiring a flow signal of the electronic scale;
in the process that the cut-tobacco drier is in a preheating state, the flow signal of the electronic scale needs to be acquired in real time so as to judge whether the cut-tobacco drier can be in a production state.
203. When the flow signal of the electronic scale is not smaller than a preset first flow threshold, heating the heating and humidifying equipment through an electric positioning film valve at preset second steam pressure after time delay;
when the flow signal of the electronic scale is not smaller than a preset first flow threshold (the value range of the flow signal is 1000-1200 KG/h, and the flow signal is usually set to 1000 KG/h), after 4 seconds of time delay, the cut-tobacco drier enters a production state from a preheating state, then the heating and humidifying equipment is heated by an electric positioning film valve through a preset second steam pressure, and specifically, the value range of the preset second steam pressure is 0.5-0.8 Mpa, and the flow signal can be set according to actual needs.
204. When the flow signal of the electronic scale is smaller than a preset second flow threshold, after time delay, the electric positioning film valve is closed after heating the heating and humidifying equipment for a preset time period by the electric positioning film valve under the preset first steam pressure;
when the flow signal of the electronic scale is smaller than a preset second flow threshold (the value range of the flow signal is 600-800 KG/h and is usually set to 800 KG/h), the feeding machine is in a blank state, the falling edge of the production state is locked, after time delay for 4s, the cut tobacco drier enters a standby state from the production state, and then the electric positioning film valve is used for heating the heating and humidifying equipment for a preset time period (usually set to 90 s) through the electric positioning film valve at a preset first steam pressure (the value range of the flow signal is 0.1-0.4 Mpa and can be usually set to 0.2 Mpa). At this time, the current production of the tobacco shreds is finished.
205. After the next incoming signal is acquired, 201 is re-executed until the production is finished.
After the next feeding signal is obtained, the next batch of tobacco shreds are produced, and the steps are repeated until the whole tobacco shred production flow is finished.
Furthermore, in the production process of each batch of shredded tobacco, abnormality may occur, so the energy-saving control method of the cut tobacco dryer provided by the invention further comprises the following steps:
206. after the elevator at the inlet of the electronic scale is closed, and after the feeding machine is fed, the electronic scale has no flow signal and the steam pressure of the heating and humidifying equipment is not less than the preset first steam pressure, and after the delay of the preset time period, the electric positioning film valve is closed.
By confirming the abnormality of the production process, namely, after the elevator at the inlet of the electronic scale is closed, the feeding machine is determined to be fed, the electronic scale has no flow signal, and after the steam pressure of the heating and humidifying equipment is not less than the preset first steam pressure (which can be set to 0.2Mpa generally), the electric positioning film valve is closed after a preset time period (which can be set to 90s generally) is delayed.
According to the embodiment of the invention, through optimizing the control program of the electric positioning film valve of the cut-tobacco drier HT, the steam waste under the three conditions of preheating before production, middle (abnormal material breaking) and standby after production of the cut-tobacco drier HT is reduced, so that the energy consumption of the steam of the silk thread is reduced.
The above is a detailed description of the energy-saving control method of the cut-tobacco dryer provided by the invention, and the following will describe the structure and connection relationship of the energy-saving control device of the cut-tobacco dryer provided by the invention, please refer to fig. 3, an embodiment of the energy-saving control device of the cut-tobacco dryer provided by the invention comprises:
the preheating module 301 is configured to preheat the heating and humidifying device after acquiring a current feeding signal of the feeder and determining that parameters of the cut tobacco dryer meet preset conditions;
the acquisition module 302 is configured to continuously acquire a flow signal of the electronic scale;
the production module 303 is configured to heat the heating and humidifying device when the flow signal of the electronic scale is not less than a preset first flow threshold;
a first closing module 304, configured to stop heating the heating and humidifying device when the electronic scale flow signal is less than a preset second flow threshold;
and the circulation module 305 is used for triggering the preheating module again until the production is finished after the next incoming material signal is acquired.
Still further, the preheating module 301 is further configured to preheat the heating and humidifying device with a preset first vapor pressure by electrically positioning the film valve after obtaining a current feeding signal of the feeder and determining that parameters of the cut-tobacco dryer meet preset conditions.
Further, the production module 303 is further configured to heat the heating and humidifying device with a preset second vapor pressure through the electric positioning film valve after a delay when the flow signal of the electronic scale is not less than the preset first flow threshold.
Still further, the first closing module 304 is further configured to close the electric positioning film valve after a delay time when the electric scale flow signal is smaller than the preset second flow threshold and the electric positioning film valve heats the heating and humidifying device for a preset period of time with a preset first vapor pressure.
Further, the energy-saving control device of the cut-tobacco dryer provided by the invention further comprises:
and the second closing module is used for closing the electric positioning film valve after the elevator at the inlet of the electronic scale is closed, the feeding machine is fed, the electronic scale has no flow signal, the steam pressure of the heating and humidifying equipment is not less than the preset first steam pressure, and the time delay is preset.
Further, the range of the preset first steam pressure is 0.1-0.4 Mpa.
Further, the preset second steam pressure is in the range of 0.5-0.8 Mpa.
Further, the value range of the preset first flow threshold value is 1000-1200 KG/h, and the value range of the preset second flow threshold value is 600-800 KG/h.
Further, the preheating module 301 is configured to preheat the heating and humidifying device by electrically positioning the film valve to preset a first vapor pressure after determining that the cylinder wall temperature of the cut-tobacco dryer is not less than 80 ℃ after obtaining the current feeding signal of the feeder.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, which are not repeated herein.
In the several embodiments provided in this application, it should be understood that the disclosed systems, apparatuses, and methods may be implemented in other ways. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of the units is merely a logical function division, and there may be additional divisions when actually implemented, e.g., multiple units or components may be combined or integrated into another system, or some features may be omitted or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, which may be in electrical, mechanical or other form.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied essentially or in part or all of the technical solution or in part in the form of a software product stored in a storage medium, including instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. The energy-saving control method of the cut-tobacco drier is characterized by comprising the following steps of:
s1: after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet preset conditions, preheating the heating and humidifying equipment through the electric positioning film valve;
s2: continuously acquiring a flow signal of the electronic scale;
s3: when the flow signal of the electronic scale is not smaller than a preset first flow threshold, heating the heating and humidifying equipment;
s4: stopping heating the heating and humidifying equipment when the flow signal of the electronic scale is smaller than a preset second flow threshold value; after a lifter at an inlet of the electronic scale is closed, and after the feeding machine is determined to be fed, no flow signal is generated by the electronic scale, the steam pressure of the heating and humidifying equipment is not less than the preset first steam pressure, and after a preset time period is delayed, the electric positioning film valve is closed;
s5: and after the next incoming material signal is acquired, the step S1 is executed again until the production is finished.
2. The energy-saving control method of the cut-tobacco dryer according to claim 1, wherein after the current incoming signal of the feeder is obtained and the parameters of the cut-tobacco dryer are determined to meet the preset conditions, the heating and humidifying equipment is preheated specifically as follows:
after the current feeding signal of the feeding machine is obtained and the parameters of the cut-tobacco drier are determined to meet the preset conditions, the heating and humidifying equipment is preheated by the electric positioning film valve at the preset first steam pressure.
3. The energy-saving control method of the cut-tobacco dryer according to claim 2, wherein when the flow signal of the electronic scale is not smaller than a preset first flow threshold, the heating of the heating and humidifying device is specifically:
when the flow signal of the electronic scale is not smaller than the preset first flow threshold, the heating and humidifying equipment is heated by the preset second steam pressure through the electric positioning film valve after time delay.
4. The energy-saving control method of the cut-tobacco dryer according to claim 3, wherein when the flow signal of the electronic scale is smaller than a preset second flow threshold, stopping heating the heating and humidifying device comprises the following steps:
when the flow signal of the electronic scale is smaller than a preset second flow threshold, after time delay, the heating humidifying equipment is heated for a preset time period through the electric positioning film valve under the preset first steam pressure, and then the electric positioning film valve is closed.
5. The energy-saving control method of the cut-tobacco dryer according to claim 1, wherein the preset first steam pressure has a value ranging from 0.1 Mpa to 0.4Mpa.
6. The energy-saving control method of the cut-tobacco dryer according to claim 5, wherein the preset second steam pressure has a value ranging from 0.5 Mpa to 0.8Mpa.
7. The energy-saving control method of the cut-tobacco dryer according to claim 6, wherein the value range of the preset first flow threshold is 1000-1200 KG/h, and the value range of the preset second flow threshold is 600-800 KG/h.
8. The energy-saving control method of a cut-tobacco dryer according to any one of claims 2 to 7, wherein the determining that the parameters of the cut-tobacco dryer meet the preset conditions specifically includes:
and determining that the temperature of the cylinder wall of the cut-tobacco drier is not less than 80 ℃.
9. The utility model provides a cut-tobacco drier energy-saving control device which characterized in that includes:
the preheating module is used for preheating the heating and humidifying equipment through the electric positioning film valve after the current feeding signal of the feeder is obtained and the parameters of the cut tobacco dryer are determined to meet the preset conditions;
the acquisition module is used for continuously acquiring the flow signal of the electronic scale;
the production module is used for heating the heating and humidifying equipment when the flow signal of the electronic scale is not smaller than a preset first flow threshold value;
the first closing module is used for stopping heating the heating and humidifying equipment when the flow signal of the electronic scale is smaller than a preset second flow threshold value; after a lifter at an inlet of the electronic scale is closed, and after the feeding machine is determined to be fed, no flow signal is generated by the electronic scale, the steam pressure of the heating and humidifying equipment is not less than the preset first steam pressure, and after a preset time period is delayed, the electric positioning film valve is closed;
and the circulation module is used for triggering the preheating module again until the production is finished after the next incoming material signal is acquired.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811623907.8A CN111381568B (en) | 2018-12-28 | 2018-12-28 | Cut-tobacco dryer energy-saving control method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811623907.8A CN111381568B (en) | 2018-12-28 | 2018-12-28 | Cut-tobacco dryer energy-saving control method and device |
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| Publication Number | Publication Date |
|---|---|
| CN111381568A CN111381568A (en) | 2020-07-07 |
| CN111381568B true CN111381568B (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811623907.8A Active CN111381568B (en) | 2018-12-28 | 2018-12-28 | Cut-tobacco dryer energy-saving control method and device |
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| CN201131298Y (en) * | 2007-11-30 | 2008-10-15 | 武汉烟草(集团)有限公司 | A humidifying device for a tobacco dryer |
| CN103385535B (en) * | 2012-05-09 | 2015-07-15 | 福建中烟工业有限责任公司 | Method for reducing energy consumption in cigarette shred production |
| CN103876277B (en) * | 2014-04-11 | 2015-10-14 | 龙岩烟草工业有限责任公司 | A kind of control device of mass flow and method |
| CN106036975B (en) * | 2016-06-29 | 2018-05-22 | 河南中烟工业有限责任公司 | A kind of stable method for drying silk moisture |
| CN106072744A (en) * | 2016-08-09 | 2016-11-09 | 上海烟草集团有限责任公司 | A kind of drum-type cut-tobacco drier over-dried cut tobacco processing method |
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| CN108523204A (en) * | 2017-03-03 | 2018-09-14 | 红塔烟草(集团)有限责任公司 | Improve the method and device of stem flavoring control accuracy |
| CN206994394U (en) * | 2017-06-30 | 2018-02-13 | 红塔烟草(集团)有限责任公司 | A kind of quick grilling apparatus of blue or green cigarette |
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