CN114474277A - Composite energy-saving wood heat treatment kiln and wood heat treatment method thereof - Google Patents
Composite energy-saving wood heat treatment kiln and wood heat treatment method thereof Download PDFInfo
- Publication number
- CN114474277A CN114474277A CN202210131983.7A CN202210131983A CN114474277A CN 114474277 A CN114474277 A CN 114474277A CN 202210131983 A CN202210131983 A CN 202210131983A CN 114474277 A CN114474277 A CN 114474277A
- Authority
- CN
- China
- Prior art keywords
- kiln
- heat treatment
- kiln body
- wood
- wood heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 69
- 239000002023 wood Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 230000008569 process Effects 0.000 claims abstract description 17
- 230000009471 action Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 239000000523 sample Substances 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 4
- 238000003672 processing method Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 2
- 239000011120 plywood Substances 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000003287 bathing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 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
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/001—Heating
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a composite energy-saving wood heat treatment kiln and a wood heat treatment method thereof, and the kiln comprises a kiln body, wood and a control system, wherein the interior of the kiln body is designed in a double-layer mode, a radiator A and a radiator B are arranged on the lower side of the interior of the kiln body, a positive and negative rotating forced circulation fan is arranged between the radiator A and the radiator B, humidifying devices are arranged on the left side and the right side of the positive and negative rotating forced circulation fan, a laminate is arranged inside the kiln body, air channels are arranged on two sides of the laminate, a condensate water collecting pipeline is arranged on the lower portion of the kiln body, a sealed pressure-resistant water storage tank is arranged on the right lower portion of the kiln body, the condensate water collecting pipeline is communicated with the sealed pressure-resistant water storage tank, a drainage pipeline is communicated with the upper portion of the sealed pressure-resistant water storage tank, the other end of the drainage pipeline is communicated with a hot water tower, and a heating pipe is arranged inside the hot water tower, and operating according to the set process characteristics.
Description
Technical Field
The invention relates to the technical field of wood heat treatment, in particular to a composite energy-saving type wood heat treatment kiln and a wood heat treatment method thereof.
Background
The wood heat treatment kiln generally comprises a kiln body, a fan and a heating device, wherein a gate, a detection gate and an air inlet and exhaust channel are arranged on the kiln body, and a heating and circulating device of the conventional heat treatment kiln is arranged on the top or the side surface, so that the conversion rate of heat efficiency is low, and energy is wasted.
A circulating fan (set) used by the existing wood heat treatment kiln is started along with work starting, and is stopped after work is finished, the fan is always in a full-speed starting state in the whole heat treatment process, the total power is 20-30 kilowatts (the overhead type needs more power to realize the transfer of heat energy), and even if the consumed electric energy is 480-720 kilowatts hours calculated according to the wood heat treatment time.
When the traditional wood treatment kiln is used for treating the cargos, the temperature difference between the upper part and the lower part of the cargos is large (can reach 10 ℃), the cracking of the cargos at the upper part occurs, the moisture content of the cargos at the bottom exceeds the standard, and the like, so that the treatment quality is seriously influenced; the kiln body structure with the overhead equipment is inconvenient to maintain after a fault occurs, and once the radiator leaks (frequently occurs), the condensed water directly soaks the goods to cause the goods to be damaged; in the humidification process, the condensed water accumulated in the pipeline is sprayed out along with the steam to form a large amount of water mist or water drops which fall on the surface of the goods, so that the drying time is prolonged, the energy is wasted, and the goods are damaged.
The wood treatment process needs a plurality of heating-dehumidifying-balancing-heating treatment processes, when the traditional wood heat treatment kiln is used for dehumidifying, hot air is directly pumped out of the kiln to supplement cold air, so that the temperature in the kiln is rapidly lost, and the temperature in the kiln is raised by heating at the later stage, so that energy is wasted; the condensed water cooled by the radiator can reach at least 90 ℃ when being discharged, and the traditional heat treatment kiln adopts a drain valve to discharge the condensed water into a sewer, so that energy is wasted.
Traditional wood drying kiln needs experienced workman to operate to observe the humiture change in the kiln at any time, heat, humidification, dehumidification etc. and carelessly slightly, just probably appear handling not enough or handle excessively, handle inadequately, can not reach the processing purpose, handle excessively and lead to the goods impaired, the practicality is poor.
Therefore, it is necessary to design a composite energy-saving type wood heat treatment kiln and a wood heat treatment method thereof with strong practicability.
Disclosure of Invention
The invention aims to provide a composite energy-saving type wood heat treatment kiln and a wood heat treatment method thereof, which aim to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the composite energy-saving wood heat treatment kiln comprises a kiln body, wood and a control system, wherein the interior of the kiln body is of a double-layer design, a radiator A and a radiator B are arranged on the lower side of the interior of the kiln body, a positive and negative rotating forced circulation fan is arranged between the radiator A and the radiator B, humidifying devices are arranged on the left side and the right side of the positive and negative rotating forced circulation fan, a laminate is arranged in the kiln body, and air channels are arranged on the two sides of the laminate.
According to the technical scheme, a condensed water collecting pipeline is arranged on the lower portion of the kiln body, a sealed pressure-resistant water storage tank is arranged on the lower right portion of the kiln body, the condensed water collecting pipeline is communicated with the sealed pressure-resistant water storage tank, a drainage pipeline is communicated with the upper portion of the sealed pressure-resistant water storage tank, the other end of the drainage pipeline is communicated with a hot water tower, a heating pipe is arranged inside the hot water tower, a water supplementing pipe is communicated with the right side of the hot water tower, a hot water taking pipe is communicated with the lower portion of the hot water tower, and a pressure stabilizing valve is installed between the hot water taking pipe and the hot water tower.
According to the technical scheme, the right end of the condensed water collecting pipeline is provided with a pipeline accumulated water discharge port, a valve is installed between the right side of the condensed water collecting pipeline and the pipeline accumulated water discharge port, and the lower portion of the hot water tower is provided with a domestic hot water intake.
According to the technical scheme, a discharge port is formed in the upper left side of the kiln body, an air return port is formed in the middle of the right side of the kiln body, an air heat exchanger is arranged above the kiln body, the left side of the air heat exchanger is communicated with a discharge port pipeline, and the right side of the air heat exchanger is communicated with an air return port pipeline.
According to the technical scheme, the left side and the right side in the kiln body are provided with the wet-dry bulb temperature probes, and the positive and negative rotation forced circulation fan is controlled by a computer.
According to the technical scheme, the control system comprises a data acquisition module, a computer analysis module, an instruction output module and an execution module, wherein the data acquisition module comprises a dry-bulb thermometer, a wet-bulb thermometer and an online moisture content patrol instrument, the data acquisition module provides the moisture content conditions of the real-time temperature and humidity and the cargos in the kiln body, and the acquired signals are analyzed and judged according to certain control process requirements and then output instructions to the PLC.
According to the technical scheme, the processing method comprises the following steps:
s1: putting goods such as wood and the like needing drying treatment into the kiln body;
s2: starting a control system and setting a process;
s3: the system carries out primary detection on the dry bulb temperature, the wet bulb temperature and the moisture content of the goods in the kiln body;
s4: according to the control requirements, the system controls the heating electric valve and the humidifying electric valve to carry out heating and humidifying treatment on the interior of the kiln body, and meanwhile, the circulating fan outputs full power;
s5: after the temperature rises to meet the index, the goods in the kiln body are subjected to constant temperature and heat preservation treatment by controlling the heating and humidifying valves, and the circulating fan maintains relatively low power output;
s6: the system controls the full-power output starting of the moisture-removing fan and the circulating fan, reduces the humidity in the kiln body, forces the moisture in the goods to overflow, and reduces the moisture content of the goods;
s7: stopping all actions such as moisture removal, heating and the like, automatically closing the circulating fan, and maintaining a relatively static state in the kiln;
s8: repeating the steps S6 and S7, if the humidity is reduced too fast, opening a humidifying valve to properly supplement the humidity in the kiln body;
s9: stopping until the water content of the goods is automatically inspected and the requirements are met;
s10: starting a cooling fan, and automatically closing the operation by a computer system after the temperature in the kiln is reduced to a proper temperature;
s11: and opening the kiln door and taking out the goods.
According to the technical scheme, the control system is in signal connection with a computer and the Internet.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the detection module and the control module are used for carrying out detail treatment of three stages of temperature rise, heat preservation and dehumidification on the heat treatment of the wood, so that the heat treatment of the wood is not influenced, and the effect of saving energy in the heat treatment process can be achieved; meanwhile, through a special device, the full utilization of waste heat is realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic overall view of the present invention;
FIG. 2 is a schematic view of the automatic control of the wood heat treatment kiln of the present invention;
in the figure: 1. a kiln body; 2. wood; 3. a radiator A; 4. a radiator B; 5. the forced circulation fan can rotate positively and negatively; 6. a humidifying device; 7. laminating the board; 8. an air duct; 9. a condensed water collection pipeline; 10. a water storage tank; 11. a water discharge pipeline; 12. a hot water tower; 13. a water replenishing pipe; 14. a hot water intake pipe; 15. a pipeline accumulated water outlet; 16. a valve; 17. a domestic hot water intake; 18. a pressure maintaining valve; 19. a discharge port; 20. an air return opening; 21. an air heat exchanger; 22. a wet and dry bulb temperature probe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides the following technical solutions: a wood heat treatment kiln based on composite energy-saving and a wood heat treatment method thereof comprise a kiln body 1, wood 2 and a control system, wherein the interior of the kiln body 1 is divided into a double-layer design, a radiator A3 and a radiator B4 are arranged on the lower side of the interior of the kiln body 1, a positive and negative rotating forced circulation fan 5 is arranged between a radiator A3 and a radiator B4, humidifying devices 6 are arranged on the left side and the right side of the positive and negative rotating forced circulation fan 5, a laminate 7 is arranged in the kiln body 1, air ducts 8 are arranged on two sides of the laminate 7, the wood 2 is arranged above the laminate 7, the positive and negative rotating forced circulation fan 5 and the humidifying devices 6 are arranged in a downward mode to facilitate rapid heat diffusion, the utilization rate of heat energy is improved by utilizing the principle that hot air moves upwards, heat treatment goods are heated more uniformly, energy saving is realized, and no matter whether the positive and negative rotating forced circulation fan 5 operates in a forward direction, the steam can pass through one group of radiating fins, the saturated steam can effectively improve the heat conversion efficiency of the radiating fins, and meanwhile, the water mist brought out during steam spraying is further vaporized to prevent goods from being wetted;
the lower part of the kiln body 1 is provided with a condensed water collecting pipeline 9, the right lower part of the kiln body 1 is provided with a sealed pressure-resistant water storage tank 10, the condensed water collecting pipeline 9 is communicated with the sealed pressure-resistant water storage tank 10, the upper part of the sealed pressure-resistant water storage tank 10 is communicated with a drainage pipeline 11, the other end of the drainage pipeline 11 is communicated with a hot water tower 12, a heating pipe is arranged inside the hot water tower 12, the right side of the hot water tower 12 is communicated with a water supplementing pipe 13, the lower part of the hot water tower 12 is communicated with a hot water taking pipe 14, a pressure stabilizing valve 18 is arranged between the hot water taking pipe 14 and the hot water tower 12, steam is condensed into hot water after passing through a radiating fin and then flows into the sealed pressure-resistant water storage tank 10 through the condensed water collecting pipeline 9, under the pushing of steam pressure, the hot water flows into the heating pipe of the domestic hot water tower 12 through the drainage pipeline 11, and the hot water heated by the hot water tower 12 is conveyed to a required place through the hot water taking pipe 14, such as heating in winter or bathing by staff, the waste heat recovery is well realized, the utilization efficiency of heat energy is improved, the pressure stabilizing valve 18 enables condensed water to be discharged at a certain speed, so that water hammer in a pipeline is prevented from appearing again, and the system is effectively protected;
a pipeline accumulated water discharge port 15 is formed in the right end of the condensed water collection pipeline 9, a valve 16 is installed between the right side of the condensed water collection pipeline 9 and the pipeline accumulated water discharge port 15, a domestic hot water intake 17 is arranged on the lower portion of the hot water tower 12, a pressure stabilizing valve 18 is installed at a final condensed water discharge port, the pipeline accumulated water discharge port 15 is arranged in the system for preventing a water hammer from damaging a heat dissipation pipeline, and the valve 16 can be opened to discharge accumulated water in the pipeline until steam is sprayed out at the beginning of system starting;
the left upper part of the kiln body 1 is provided with a discharge port 19, the right middle part of the kiln body 1 is provided with an air return port 20, an air heat exchanger 21 is arranged above the kiln body 1, the left side of the air heat exchanger 21 is communicated with the discharge port 19 through a pipeline, the right side of the air heat exchanger 21 is communicated with the air return port 20 through a pipeline, moisture in the kiln body 1 needs to be discharged in a post-treatment process, and after hot and humid air is pumped out of the discharge port 19 by a fan, the cold air is heated through the air heat exchanger 21 and then enters the kiln body 1 through the air return port 20, so that the temperature in the kiln body 1 can be maintained under the condition of no need of additional heating, energy conservation is realized, and heat energy is prevented from being lost along with the hot and humid air;
the left side and the right side in the kiln body 1 are provided with dry-wet bulb temperature probes 22, the positive and negative rotation forced circulation fan 5 is controlled by a computer, the dry-wet bulb temperature probes 22 collect temperature data in the kiln body 1, the computer converts the collected dry-wet bulb temperature into temperature and humidity in the kiln body 1, and automatically judges the state according to the set process, and then operates according to the requirements, such as heating, humidifying, dehumidifying and the like, the positive and negative rotation forced circulation fan 5 is driven by a frequency converter controlled by the computer, and different powers can be output according to different process sections, so as to save electric energy;
the control system comprises a data acquisition module, a computer analysis module, an instruction output module and an execution module, wherein the data acquisition module consists of a dry bulb thermometer, a wet bulb thermometer and an online moisture content inspection instrument, the data acquisition module provides real-time temperature and humidity in a kiln body and moisture content conditions of goods, the acquired signals are analyzed and judged according to certain control process requirements and then output instructions to the PLC, the PLC receives the instructions and controls the electric valve to execute heating, steam spraying, moisture discharging, cooling and other operations through an intermediate relay, meanwhile, the PLC controls the frequency converter to drive the forced circulation fan to work, the actions of starting, stopping, positive and negative rotation, outputting different powers and the like are realized, the data acquisition, judgment and the execution of various actions are realized, the adjustment can be performed in time according to the process requirements, the working quality is improved, and meanwhile, the energy conservation is effectively realized;
the processing method comprises the following steps:
s1: putting goods such as wood and the like needing drying treatment into the kiln body 1;
s2: starting a control system and setting a process;
s3: the system carries out primary detection on the dry bulb temperature, the wet bulb temperature and the moisture content of the goods in the kiln body 1;
s4: according to the control requirement, the system controls the heating electric valve and the humidifying electric valve to carry out heating and humidifying treatment on the interior of the kiln body 1, and simultaneously, the circulating fan carries out full-power output;
s5: after the temperature rises to meet the index, the goods in the kiln body 1 are subjected to constant temperature and heat preservation treatment by controlling the heating and humidifying valves, and the circulating fan maintains relatively low power output;
s6: the system controls the full-power output starting of the moisture-removing fan and the circulating fan, reduces the humidity in the kiln body 1, forces the moisture in the goods to overflow, and reduces the moisture content of the goods;
s7: stopping all actions such as moisture removal, heating and the like, automatically closing the circulating fan, and maintaining a relatively static state in the kiln;
s8: repeating the steps S6 and S7, if the humidity is reduced too fast, opening a humidifying valve to properly supplement the humidity in the kiln body 1;
s9: stopping until the water content of the goods is automatically inspected and the requirements are met;
s10: starting a cooling fan, and automatically closing the operation by a computer system after the temperature in the kiln is reduced to a proper temperature;
s11: opening the kiln door and taking out the goods;
the control system is in signal connection with a computer and the Internet, and can carry out remote monitoring and operation through a mobile phone end, so that automatic processing of an unattended state on site is achieved.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A composite energy-saving wood heat treatment kiln and a wood heat treatment method thereof comprise a kiln body (1), wood (2) and a control system, and are characterized in that: the inside of the kiln body (1) is divided into double-layer design, the inside downside of the kiln body (1) is provided with radiator A (3) and radiator B (4), but the centre of radiator A (3) and radiator B (4) is provided with positive and negative rotation forced circulation fan (5), but the left and right sides of positive and negative rotation forced circulation fan (5) is provided with humidification device (6), the internally mounted of the kiln body (1) has plywood (7), the both sides of plywood (7) are provided with wind channel (8).
2. The wood heat treatment kiln and the wood heat treatment method thereof based on composite energy-saving type according to claim 1, characterized in that: the kiln is characterized in that a condensed water collecting pipeline (9) is arranged on the lower portion of the kiln body (1), a sealed pressure-resistant water storage tank (10) is arranged on the lower right portion of the kiln body (1), the condensed water collecting pipeline (9) is communicated with the sealed pressure-resistant water storage tank (10), a drainage pipeline (11) is communicated with the upper portion of the sealed pressure-resistant water storage tank (10), a hot water tower (12) is communicated with the other end of the drainage pipeline (11), a heating pipe is arranged inside the hot water tower (12), a water replenishing pipe (13) is communicated with the right side of the hot water tower (12), a hot water taking pipe (14) is communicated with the lower portion of the hot water tower (12), and a pressure stabilizing valve (18) is arranged between the hot water taking pipe (14) and the hot water tower (12).
3. The wood heat treatment kiln and the wood heat treatment method thereof based on composite energy-saving type according to claim 2, characterized in that: the pipeline accumulated water discharge port (15) is formed in the right end of the condensed water collecting pipeline (9), a valve (16) is installed between the right side of the condensed water collecting pipeline (9) and the pipeline accumulated water discharge port (15), and a domestic hot water intake (17) is formed in the lower portion of the hot water tower (12).
4. The wood heat treatment kiln and the wood heat treatment method thereof based on composite energy-saving type according to claim 1, characterized in that: the kiln is characterized in that a discharge port (19) is formed in the upper left of the kiln body (1), an air return port (20) is formed in the middle of the right side of the kiln body (1), an air heat exchanger (21) is arranged above the kiln body (1), the left side of the air heat exchanger (21) is communicated with the discharge port (19) through a pipeline, and the right side of the air heat exchanger (21) is communicated with the air return port (20) through a pipeline.
5. The wood heat treatment kiln and the wood heat treatment method thereof based on composite energy-saving type according to claim 1, characterized in that: the left side and the right side in the kiln body (1) are provided with wet and dry bulb temperature probes (22), and the positive and negative rotation forced circulation fan (5) is controlled by a computer.
6. The wood heat treatment kiln and the wood heat treatment method thereof based on composite energy-saving type according to claim 1, characterized in that: control system includes data acquisition module, computer analysis module, instruction output module, execution module, data acquisition module comprises dry, wet bulb thermometer and online moisture content patrol instrument, data acquisition module provides the internal real-time moisture content condition of temperature and humidity and goods of kiln, carry out analysis judgement back output instruction according to certain control technology requirement to the signal of gathering and give PLC.
7. The wood heat treatment kiln and the wood heat treatment method thereof based on composite energy-saving type according to claim 1, characterized in that: the processing method comprises the following steps:
s1: putting goods such as wood and the like needing drying treatment into the kiln body (1);
s2: starting a control system and setting a process;
s3: the system carries out primary detection on the dry bulb temperature, the wet bulb temperature and the moisture content of the goods in the kiln body (1);
s4: according to the control requirement, the system controls the heating electric valve and the humidifying electric valve to carry out heating and humidifying treatment on the interior of the kiln body (1), and simultaneously, the circulating fan outputs full power;
s5: after the temperature rises to meet the index, the goods in the kiln body (1) are subjected to constant temperature and heat preservation treatment by controlling the heating and humidifying valves, and the circulating fan maintains relatively low power output;
s6: the system controls the start of a moisture exhaust fan and a circulating fan (full power output), reduces the humidity in the kiln body (1), forces the water in the goods to overflow, and reduces the moisture content of the goods;
s7: stopping all actions such as moisture removal, heating and the like, automatically closing the circulating fan, and maintaining a relatively static state in the kiln;
s8: repeating the steps S6 and S7, if the humidity is reduced too fast, opening a humidifying valve to properly supplement the humidity in the kiln body (1);
s9: stopping until the water content of the goods is automatically inspected and the requirements are met;
s10: starting a cooling fan, and automatically closing the operation by a computer system after the temperature in the kiln is reduced to a proper temperature;
s11: and opening the kiln door and taking out the goods.
8. The wood heat treatment kiln and the wood heat treatment method thereof based on composite energy-saving type according to claim 1, characterized in that: the control system is in signal connection with a computer and the Internet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210131983.7A CN114474277A (en) | 2022-02-14 | 2022-02-14 | Composite energy-saving wood heat treatment kiln and wood heat treatment method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210131983.7A CN114474277A (en) | 2022-02-14 | 2022-02-14 | Composite energy-saving wood heat treatment kiln and wood heat treatment method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114474277A true CN114474277A (en) | 2022-05-13 |
Family
ID=81480135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210131983.7A Pending CN114474277A (en) | 2022-02-14 | 2022-02-14 | Composite energy-saving wood heat treatment kiln and wood heat treatment method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114474277A (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109059433A (en) * | 2018-09-14 | 2018-12-21 | 广州热之源科技有限公司 | A kind of lumber kiln and its control method |
CN109648672A (en) * | 2017-10-12 | 2019-04-19 | 江阴中和包装材料有限公司 | Heat_treated wood workshop and its heat treatment method |
-
2022
- 2022-02-14 CN CN202210131983.7A patent/CN114474277A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109648672A (en) * | 2017-10-12 | 2019-04-19 | 江阴中和包装材料有限公司 | Heat_treated wood workshop and its heat treatment method |
CN109059433A (en) * | 2018-09-14 | 2018-12-21 | 广州热之源科技有限公司 | A kind of lumber kiln and its control method |
Non-Patent Citations (1)
Title |
---|
杜培文: "长距离输水工程应用技术研究", vol. 1, 黄河水利出版社, pages: 70 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208087456U (en) | The totally-enclosed sludge drying system of providing multiple forms of energy to complement each other of dewatered sludge water content can be reduced | |
CN201578867U (en) | Solution concentration device | |
CN114474277A (en) | Composite energy-saving wood heat treatment kiln and wood heat treatment method thereof | |
CN104613560B (en) | The twin-stage solution dehumidification system of driving is closed in a kind of low-temperature heat source and Electricity Federation | |
CN208090710U (en) | A kind of tubular type condensation heat exchange system of achievable dropwise condensation | |
CN206121470U (en) | Natural wind refrigerated air dryer | |
CN108518319A (en) | Tower bottom of marine wind generating set cooling and dehumidifying system and control method | |
CN115764572A (en) | Moisture-proof and condensation-proof method and device for box-type substation and electric power cabinet | |
CN212962512U (en) | Intelligent drying system based on photo-thermal and air heat pump | |
CN208845313U (en) | Tower bottom of marine wind generating set cooling and dehumidifying system | |
CN213344331U (en) | Tobacco drying device | |
CN208998285U (en) | A kind of compound fresh air heat recovery system | |
CN209042615U (en) | A kind of dehumidification structure in dehumidifier | |
CN203534080U (en) | Terrestrial heat and heat pump combination drying device | |
CN209672548U (en) | Semiconductor full heat recovery device, fresh air ventilator and rotary dehumidifier | |
CN207865937U (en) | A kind of chamber typed drying-machine humid air dehydration device | |
CN210035805U (en) | Energy-saving fresh air ventilator | |
CN206176590U (en) | Four seasons type water -cooled dehumidification system | |
CN102535232A (en) | Ventilation method for paper mill | |
CN218348980U (en) | High-efficient air-cooled condenser of wet film method cooling | |
CN219164994U (en) | Air-water cooling system for environment-friendly energy-saving high-voltage frequency converter | |
CN203803122U (en) | Antifreezing solution concentration device for open-type energy source tower | |
CN215675555U (en) | Dehumidification wind network system based on cooling water circulation cooling | |
CN210138745U (en) | Circulating device of humidifying tower | |
CN221301647U (en) | Composite cooling equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |