CN102338557A - Tape casting machine drying oven with heat recovery function and drying method - Google Patents
Tape casting machine drying oven with heat recovery function and drying method Download PDFInfo
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- CN102338557A CN102338557A CN2011102364140A CN201110236414A CN102338557A CN 102338557 A CN102338557 A CN 102338557A CN 2011102364140 A CN2011102364140 A CN 2011102364140A CN 201110236414 A CN201110236414 A CN 201110236414A CN 102338557 A CN102338557 A CN 102338557A
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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
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Abstract
The invention discloses a tape casting machine drying oven with a heat recovery function and a drying method. According to the invention, heat of damp-hot air in the tape casting machine drying oven can be recycled, energy consumption can be reduced and the effect of energy saving is further achieved. An air outlet of an air supply fan is connected with an air inlet of a drying tunnel through a heating box, a return air port of the drying tunnel is connected with an air inlet of a return air fan through a return air channel, an air outlet of the return air fan is connected with the air inlet of the drying tunnel; an air exhaust port of the drying tunnel is connected with an air inlet of an air exhaust fan through an air exhaust channel, one path of an air outlet of the air exhaust fan is connected with the air inlet of the air supply fan through a first air valve, the other path of an air outlet of the air exhaust fan is connected with an air exhaust inlet of a hot air recovery heat exchanger through a second air valve, and a fresh air outlet of the hot air recovery heat exchanger is connected with the air inlet of the air supply fan through a third air valve. The drying oven can send the damp-hot air to the air supply fan through the air exhaust fan and directly send the exhausted damp-hot air to the drying tunnel, thus reaching the purposes of hot air heat recovery and energy saving.
Description
Technical field
The present invention relates to a kind of casting machine drying baker and furnace drying method with energy recovery function.
Background technology
Casting films after the casting machine curtain coating gets into drying baker and carries out drying.At present; The drying alley of the drying baker of casting machine is provided with air inlet, exhaust outlet and return air inlet, and breeze fan is connected with air inlet on the drying alley through heating cabinet, delivers in the drying alley after new wind is heated; Hot blast flows in drying alley; The damp and hot wind process of part return air fan is delivered to the air inlet of drying alley, realizes hot air circulation, helps the drying of casting films; The damp and hot wind of another part is discharged through exhaust outlet.Damp and hot wind-warm syndrome degree through exhaust outlet is discharged is higher, has certain heat energy, is discharged into the energy consumption that has increased dryer in the air, causes the waste of mass energy.
Summary of the invention
The present invention is in order to overcome weak point of the prior art, a kind of casting machine drying baker and drying means with energy recovery function to be provided, can reclaim the heat energy of the damp and hot wind of casting machine drying baker, cut down the consumption of energy, reaching purpose of energy saving.
The present invention realizes through following technical proposals:
A kind of casting machine drying baker with energy recovery function; It is characterized in that; Comprise that drying alley, breeze fan, heating cabinet, air draft blower fan, return air fan, hot blast reclaim heat exchanger, said drying alley is provided with air inlet, exhaust outlet and return air inlet, and the air outlet of breeze fan is connected with the air inlet of drying alley through heating cabinet; Return air inlet on the drying alley is connected with the air inlet of return air fan through return air channel, and the air outlet of return air fan is connected with the air inlet of drying alley; The exhaust outlet of said drying alley is connected with the air inlet of air draft blower fan through air exhaust passage; The air outlet of said air draft blower fan is leaded up to first air-valve and is connected with the air inlet of breeze fan; Another road is connected with the air draft import that hot blast reclaims heat exchanger through second air-valve, and the new wind outlet that said hot blast reclaims heat exchanger is connected with the air inlet of breeze fan through the 3rd air-valve.
Said hot blast reclaims on heat exchanger wind exhausting outlet and the fresh inlet and is separately installed with the 4th air-valve and tendencies valve.
Temperature sensor and humidity sensor are installed in the said drying alley; Said temperature sensor is connected with the temperature-humidity signal input of automatic controller respectively with humidity sensor, the control signal output of said automatic controller respectively with the heating control end of heating cabinet, breeze fan, air draft blower fan, return air fan, air draft blower fan and breeze fan between first air-valve, air draft blower fan and hot blast reclaim the tendencies valve that second air-valve of heat exchanger air draft import department, the 3rd air-valve that hot blast reclaims the new wind of heat exchanger exit, the 4th air-valve, hot blast that hot blast reclaims heat exchanger wind exhausting outlet place reclaim heat exchanger fresh inlet place and be connected.
A kind of method of using above-mentioned casting machine drying baker realization casting films with energy recovery function to dry is characterized in that, comprises the steps:
(1) casting films is placed in the drying alley; When the air in the drying alley does not reach design temperature and humidity; Wind exhausting outlet and fresh inlet are closed simultaneously; Form two inner cycle channels: drying alley return air inlet → return air fan → drying alley air inlet → drying alley → drying alley return air inlet forms an interior circulation air path, and drying alley exhaust outlet → air draft blower fan → breeze fan air inlet → heating cabinet → drying alley air inlet → drying alley → drying alley exhaust outlet forms another interior circulation air path;
(2) when the air in the drying alley reaches design temperature and humidity; Wind exhausting outlet and fresh inlet are opened simultaneously; Close first air-valve between air draft blower fan and the breeze fan, hot and humid gas gets into hot blast and reclaims heat exchanger, and the new wind of low temperature and low humidity of coming in from fresh inlet carries out heat exchange through hot blast recovery heat exchanger and hot and humid gas; Be very found of breeze fan and heating cabinet afterwards and get into heating casting films in the drying alley, reach requirement up to the casting films drying.
The present invention has following technique effect:
1, the exhaust outlet of casting machine drying baker of the present invention connects the air draft blower fan through air exhaust passage; Damp and hot wind is delivered to the air inlet of breeze fan through the air draft blower fan; Directly send into the damp and hot wind of discharging in the drying alley; Form the interior circulation of hot blast of sealing, both had draught effect, thermostatic effect is arranged again.Because the new wind of no low temperature gets into and the discharge of hot blast, and has reclaimed the heat of hot blast, avoided the waste of heat energy, reach purpose of energy saving.
2, the exhaust outlet of casting machine drying baker of the present invention is connected with hot blast recovery heat exchanger through air exhaust passage and air draft blower fan; Get into heating cabinet through breeze fan again after the new wind of low temperature of entering hot blast recovery heat exchanger absorbs the air draft heat, improved the interior new wind-warm syndrome degree of entering heating cabinet, afterwards; New wind after the heating gets into the dry casting films of drying alley again; Can practice thrift the energy that heating cabinet is used to heat new wind, thereby cut down the consumption of energy, reach purpose of energy saving.
Description of drawings
Fig. 1 has the sketch map of the casting machine drying baker of energy recovery function for the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Fig. 1 has the sketch map of the casting machine drying baker of energy recovery function for the present invention; Comprise that drying alley 3, breeze fan 1, heating cabinet 2, air draft blower fan 5, return air fan 4, hot blast reclaim heat exchanger 6; Said drying alley 3 is provided with air inlet, exhaust outlet and return air inlet; The air outlet of breeze fan 1 is connected with the air inlet of drying alley 3 through heating cabinet 2; Return air inlet on the drying alley 3 is connected with the air inlet of return air fan 4 through return air channel, and the air outlet of return air fan 4 is connected with the air inlet of drying alley 3.The exhaust outlet of said drying alley 3 is connected with the air inlet of air draft blower fan 5 through air exhaust passage; The air outlet of said air draft blower fan 5 is leaded up to first air-valve and is connected with the air inlet of breeze fan 1; Another road is connected with the air draft import 10 that hot blast reclaims heat exchanger through second air-valve, and the new wind outlet 9 that said hot blast reclaims heat exchanger 6 is connected with the air inlet of breeze fan through the 3rd air-valve.
In order to realize automatic control, hot blast reclaims on heat exchanger wind exhausting outlet 8 and the fresh inlet 7 and is separately installed with the 4th air-valve and tendencies valve.Temperature sensor and humidity sensor are installed in the said drying alley; Said temperature sensor is connected with the temperature-humidity signal input of automatic controller respectively with humidity sensor; The control signal output of said automatic controller respectively with the heating control end of heating cabinet, breeze fan, air draft blower fan, return air fan, air draft blower fan and breeze fan between first air-valve, air draft blower fan and hot blast second air-valve, the hot blast that reclaim heat exchanger air draft import department reclaim the tendencies valve that the 4th air-valve, hot blast that the new wind of heat exchanger exit the 3rd air-valve, hot blast reclaim heat exchanger wind exhausting outlet place reclaim heat exchanger fresh inlet place and be connected, realize controlling automatically.
Casting machine drying baker with energy recovery function of the present invention is realized the method for casting films oven dry; Comprise the steps: that casting films is placed in the drying alley; When the air in the drying alley does not reach design temperature and humidity; When wind exhausting outlet 8 was closed with fresh inlet 7 simultaneously, form two inner cycle channels: drying alley return air inlet → return air fan → drying alley air inlet → drying alley → drying alley return air inlet formed interior circulation air path, only plays draught effect.Drying alley exhaust outlet → air draft blower fan → breeze fan air inlet → heating cabinet → drying alley air inlet → drying alley → drying alley exhaust outlet forms another interior circulation air path; When temperature is lower than setting value; Heating cabinet work makes temperature stabilization in setting range, and existing draught effect has thermostatic effect again.Because the new wind of no low temperature (environmental air) gets into and the discharge of hot blast, the good heat insulating of casing and pipeline realizes that the first step is energy-conservation in addition.
When relative air humidity in the drying baker and temperature reach setting value; The water content of air is than higher in the drying baker; Open the 4th air-valve and the tendencies valve on the fresh inlet 7 on the wind exhausting outlet 8 this moment simultaneously, and close first air-valve between air draft blower fan and the breeze fan.Hot and humid gas gets into hot blast and reclaims heat exchanger; The new wind of low temperature and low humidity of coming in from fresh inlet carries out heat exchange through hot blast recovery heat exchanger and hot and humid gas; Be very found of breeze fan and heating cabinet afterwards and get into heating casting films in the drying alley, reach requirement up to the casting films drying.That is: indoor air → fresh inlet → hot blast reclaims heat exchanger → new wind outlet → breeze fan air inlet → heating cabinet → drying alley air inlet → drying alley exhaust outlet → air draft blower fan → hot blast and reclaims heat exchanger air draft import → hot blast recovery heat exchanger → hot blast recovery blower fan wind exhausting outlet → indoor air.Reclaim heat exchanger through hot blast this moment, utilizes the heat of air draft that new wind is heated, and reclaimed the part heat of air draft, realized that second step is energy-conservation.
Through overtesting, the improved drying baker of technical scheme of the present invention is than the energy-conservation 10-20% that reaches before improving.
Claims (4)
1. casting machine drying baker with energy recovery function; It is characterized in that; Comprise that drying alley, breeze fan, heating cabinet, air draft blower fan, return air fan, hot blast reclaim heat exchanger; Said drying alley is provided with air inlet, exhaust outlet and return air inlet; The air outlet of breeze fan is connected with the air inlet of drying alley through heating cabinet, and the return air inlet on the drying alley is connected with the air inlet of return air fan through return air channel, and the air outlet of return air fan is connected with the air inlet of drying alley; The exhaust outlet of said drying alley is connected with the air inlet of air draft blower fan through air exhaust passage; The air outlet of said air draft blower fan is leaded up to first air-valve and is connected with the air inlet of breeze fan; Another road is connected with the air draft import that hot blast reclaims heat exchanger through second air-valve, and the new wind outlet that said hot blast reclaims heat exchanger is connected with the air inlet of breeze fan through the 3rd air-valve.
2. the casting machine drying baker with energy recovery function according to claim 1 is characterized in that, said hot blast reclaims on heat exchanger wind exhausting outlet and the fresh inlet and is separately installed with the 4th air-valve and tendencies valve.
3. the casting machine drying baker with energy recovery function according to claim 2; It is characterized in that; Temperature sensor and humidity sensor are installed in the said drying alley; Said temperature sensor is connected with the temperature-humidity signal input of automatic controller respectively with humidity sensor, the control signal output of said automatic controller respectively with the heating control end of heating cabinet, breeze fan, air draft blower fan, return air fan, air draft blower fan and breeze fan between first air-valve, air draft blower fan and hot blast reclaim the tendencies valve that second air-valve of heat exchanger air draft import department, the 3rd air-valve that hot blast reclaims the new wind of heat exchanger exit, the 4th air-valve, hot blast that hot blast reclaims heat exchanger wind exhausting outlet place reclaim heat exchanger fresh inlet place and be connected.
4. a method of using the said casting machine drying baker with energy recovery function of claim 3 to realize the casting films oven dry is characterized in that, comprises the steps:
(1) casting films is placed in the drying alley; When the air in the drying alley does not reach design temperature and humidity; Wind exhausting outlet and fresh inlet are closed simultaneously; Form two inner cycle channels: drying alley return air inlet → return air fan → drying alley air inlet → drying alley → drying alley return air inlet forms an interior circulation air path, and drying alley exhaust outlet → air draft blower fan → breeze fan air inlet → heating cabinet → drying alley air inlet → drying alley → drying alley exhaust outlet forms another interior circulation air path;
(2) when the air in the drying alley reaches design temperature and humidity; Wind exhausting outlet and fresh inlet are opened simultaneously; Close first air-valve between air draft blower fan and the breeze fan, hot and humid gas gets into hot blast and reclaims heat exchanger, and the new wind of low temperature and low humidity of coming in from fresh inlet carries out heat exchange through hot blast recovery heat exchanger and hot and humid gas; Be very found of breeze fan and heating cabinet afterwards and get into heating casting films in the drying alley, reach requirement up to the casting films drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102364140A CN102338557B (en) | 2011-08-18 | 2011-08-18 | Tape casting machine drying oven with heat recovery function and drying method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102364140A CN102338557B (en) | 2011-08-18 | 2011-08-18 | Tape casting machine drying oven with heat recovery function and drying method |
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| Publication Number | Publication Date |
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| CN102338557A true CN102338557A (en) | 2012-02-01 |
| CN102338557B CN102338557B (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102364140A Expired - Fee Related CN102338557B (en) | 2011-08-18 | 2011-08-18 | Tape casting machine drying oven with heat recovery function and drying method |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673118A (en) * | 2012-04-23 | 2012-09-19 | 东莞市永淦节能科技有限公司 | Energy-saving system for high-temperature heat pump of printing machinery |
| CN103017501A (en) * | 2012-12-10 | 2013-04-03 | 胡科 | Wet object drying method and wet object drying device |
| CN103542711A (en) * | 2013-11-01 | 2014-01-29 | 烟台珈群高效节能设备有限公司 | Drying tunnel achieving reheating and pressurizing of circulating air |
| CN104397636A (en) * | 2014-11-14 | 2015-03-11 | 天津市傲绿农副产品集团股份有限公司 | Black garlic fermentating and drying device |
| CN106382810A (en) * | 2016-11-09 | 2017-02-08 | 广东五星太阳能股份有限公司 | Two-medium solar drying boiler system |
| CN108518954A (en) * | 2018-05-08 | 2018-09-11 | 漯河市农业科学院 | The dual temperature air-supply arrangement of peanut breeding full automatic drying machine |
| CN109539764A (en) * | 2018-12-26 | 2019-03-29 | 苏州爱可姆机械有限公司 | A kind of vulcanizing to fresh air system for material dryer |
| CN110440547A (en) * | 2019-09-10 | 2019-11-12 | 北京乐普纳科技有限公司 | Intelligent drying box |
| CN111895761A (en) * | 2020-08-26 | 2020-11-06 | 安徽龙马自动化科技有限公司 | Three-dimensional continuous automatic drier |
| CN113494846A (en) * | 2021-08-02 | 2021-10-12 | 广东纽恩泰新能源科技发展有限公司 | Directly-heated drying equipment |
| CN113932587A (en) * | 2021-09-23 | 2022-01-14 | 淮阴工学院 | Multifunctional heat pump drying device |
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| CN109774333A (en) * | 2019-01-10 | 2019-05-21 | 安徽省阜阳市国泰彩印包装有限公司 | A kind of color printing packaging curing method |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673118A (en) * | 2012-04-23 | 2012-09-19 | 东莞市永淦节能科技有限公司 | Energy-saving system for high-temperature heat pump of printing machinery |
| CN102673118B (en) * | 2012-04-23 | 2015-01-07 | 东莞市永淦节能科技有限公司 | Energy-saving system for high-temperature heat pump of printing machinery |
| CN103017501A (en) * | 2012-12-10 | 2013-04-03 | 胡科 | Wet object drying method and wet object drying device |
| CN103542711A (en) * | 2013-11-01 | 2014-01-29 | 烟台珈群高效节能设备有限公司 | Drying tunnel achieving reheating and pressurizing of circulating air |
| CN103542711B (en) * | 2013-11-01 | 2015-05-20 | 烟台珈群高效节能设备有限公司 | Drying tunnel achieving reheating and pressurizing of circulating air |
| CN104397636A (en) * | 2014-11-14 | 2015-03-11 | 天津市傲绿农副产品集团股份有限公司 | Black garlic fermentating and drying device |
| CN106382810A (en) * | 2016-11-09 | 2017-02-08 | 广东五星太阳能股份有限公司 | Two-medium solar drying boiler system |
| CN106382810B (en) * | 2016-11-09 | 2019-03-22 | 广东五星太阳能股份有限公司 | A kind of double medium solar energy drying boiler systems |
| CN108518954A (en) * | 2018-05-08 | 2018-09-11 | 漯河市农业科学院 | The dual temperature air-supply arrangement of peanut breeding full automatic drying machine |
| CN109539764A (en) * | 2018-12-26 | 2019-03-29 | 苏州爱可姆机械有限公司 | A kind of vulcanizing to fresh air system for material dryer |
| CN110440547A (en) * | 2019-09-10 | 2019-11-12 | 北京乐普纳科技有限公司 | Intelligent drying box |
| CN111895761A (en) * | 2020-08-26 | 2020-11-06 | 安徽龙马自动化科技有限公司 | Three-dimensional continuous automatic drier |
| CN113494846A (en) * | 2021-08-02 | 2021-10-12 | 广东纽恩泰新能源科技发展有限公司 | Directly-heated drying equipment |
| CN113932587A (en) * | 2021-09-23 | 2022-01-14 | 淮阴工学院 | Multifunctional heat pump drying device |
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