CN107495212A - It is a kind of that the method for improving banana chip hot air drying rate is pre-processed using combined ultrasonic - Google Patents
It is a kind of that the method for improving banana chip hot air drying rate is pre-processed using combined ultrasonic Download PDFInfo
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- CN107495212A CN107495212A CN201710831530.4A CN201710831530A CN107495212A CN 107495212 A CN107495212 A CN 107495212A CN 201710831530 A CN201710831530 A CN 201710831530A CN 107495212 A CN107495212 A CN 107495212A
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- air drying
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- hot air
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- 235000018290 Musa x paradisiaca Nutrition 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000007602 hot air drying Methods 0.000 title claims abstract description 22
- 240000005561 Musa balbisiana Species 0.000 title 1
- 241000234295 Musa Species 0.000 claims abstract description 47
- 238000001035 drying Methods 0.000 claims abstract description 45
- 238000007605 air drying Methods 0.000 claims abstract description 24
- 238000002604 ultrasonography Methods 0.000 claims abstract description 17
- 230000001360 synchronised effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 2
- 235000020679 tap water Nutrition 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 10
- 235000021015 bananas Nutrition 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 230000003416 augmentation Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L19/00—Products from fruits or vegetables; Preparation or treatment thereof
- A23L19/01—Instant products; Powders; Flakes; Granules
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
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- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Preparation Of Fruits And Vegetables (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention is a kind of to pre-process the method for improving banana chip hot air drying rate using combined ultrasonic, belongs to technical field of agricultural product process.A kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic provided by the present invention, is comprised the following steps：Banana of the same size is selected to carry out peeling, go network, section, combined ultrasonic pretreatment, heated-air drying.The present invention is directed in single hot-air drying process that rate of drying is low and the shortcomings such as banana heat and mass efficiency is low, ultrasonic pretreatment is combined to banana chip, heated-air drying is being carried out, the rate of drying of banana chip heated-air drying can be improved compared to not ultrasound pretreatment the inventive method.
Description
Technical field
The present invention relates to a kind of method for being pre-processed using combined ultrasonic and improving banana chip hot air drying rate, belong to agriculture
Product processing technique field.
Background technology
Banana, belong to Musaceae Musa, containing a variety of nutriments, sweet tasty and refreshing, the smooth profit of meat, have and promote stomach compacted
Dynamic function and cosmetology function, it is a kind of suitable to people of all ages fruit.In more than 130 individual countries and regions of plantation banana, I
State occupies third place in the world, and yield is huge, because banana quality is softer, it is difficult to which long-time storage and transport, are caused huge every year
Economic loss.Therefore, deep processing is carried out to banana, improves its preservation time or improve its edible way, had to banana industry
It is significant.
Heated-air drying is a kind of traditional and conventional drying means, has that equipment investment is low, simple operation and other advantages, extensively
The general drying production for agricultural product, fruits and vegetables, Chinese medicine etc..But conventional hot blast is dried low, drying time length with the thermal efficiency
Shortcoming, so that its application is restricted.In hot-air drying process, material absorbs heat from dried medium and steamed for moisture
Hair, drying process include internal moisture diffusion and surface vaporization diffusion, and this is two governing factors for determining rate of drying speed.
Therefore, take ancillary method to reduce internal diffusional resistance and improve surface Convection states, can be achieved to strengthen the matter heat of heated-air drying
Transfer rate, the purpose for shortening drying time.
Ultrasound has direction of propagation property strong, can produce the outstanding features such as cavitation effect in media as well, it is microcosmic can to change material
Structure, promotion form micro-channel, reduce moisture and transmit resistance, can augmentation of heat transfer and mass-transfer efficiency.The present invention is super using combination
Sound preconditioning mode pre-processes before carrying out heated-air drying to banana chip, augmentation of heat transfer and mass-transfer efficiency, is carrying out heated-air drying, is carrying
High banana chip heated-air drying dries effect speed.
The content of the invention
It is an object of the invention to provide it is a kind of using combined ultrasonic pre-process improve banana chip hot air drying rate method,
Heat transfer and the mass-transfer efficiency in banana chip hot-air drying process can be improved compared to not ultrasound pretreatment, improves rate of drying.
A kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic provided by the present invention, according to
Following step is carried out：
(1) medium rare banana of the same size is selected to carry out peeling, remove network；
(2) cut into slices, the banana chip thickness is 5 ± 0.1mm.
(3) multi-mode ultrasound pretreatment, the sonification medium of multi-mode ultrasound pretreatment is running water, the tap water temperature
For 25-35 DEG C.
(4) heated-air drying is handled, and the temperature of the heated-air drying is 80 DEG C, drying time 120min.
Further, the supersonic frequency of step (3) the combined ultrasonic pretreatment is combined as 20kHz/40kHz, 20kHz/
60kHz, 40kHz/60kHz, 20kHz/40kHz/60kHz, ultrasonic power density are 150W/L, and ultrasound works pattern is synchronous
Work, ultrasonic pulse patterns are work 5s, stop 5s.
Further, step (3) the combined ultrasonic pretreatment time is 10-15min.
A kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic provided by the present invention, first
Change the microstructure of banana chip by combined ultrasonic preconditioning technique, cause cell rupture, microchannel formation etc., increase heat transfer
And mass-transfer efficiency, it is dried using Hot Air Drying, banana chip heated-air drying is improved compared to not ultrasound pretreatment
Rate of drying, laid the foundation to shorten drying time, improving drying quality.
Embodiment
Present embodiment operates according to the following steps：Picking medium rare new fresh bananas peeling of the same size, network, section are gone,
Slice thickness is 5 ± 0.1mm.Then banana chip is positioned in ultrasonic device and is combined ultrasonic pretreatment, wherein ultrasound is situated between
Matter is 30 DEG C of running water, and supersonic frequency is combined as 20kHz/40kHz, 20kHz/60kHz, 40kHz/60kHz, 20kHz/
40kHz/60kHz, ultrasonic power density are 150W/L, and ultrasound works pattern is synchronous working, and ultrasonic pulse patterns are work
5s, stop 5s, to 80 DEG C, the banana chip that combined ultrasonic has been pre-processed is positioned over heated-air drying and set regulation heated-air drying device temperature
Dehydrated in standby, heated-air drying processing, the temperature of the heated-air drying is 80 DEG C, drying time 120min.
The present invention is described in detail below in conjunction with specific embodiment.
Comparative example 1
Picking medium rare new fresh bananas peeling of the same size, network, section are gone, slice thickness is 5 ± 0.1mm, is placed in 30
30min is stood in DEG C water-bath, then carries out heated-air drying, wherein drying temperature is 80 DEG C, drying time 120min.Determine drying
During maximum rate of drying.Rate of drying computational methods are as follows：
The calculation formula of banana chip moisture content of drying base is as follows：
In formula：Mt is the moisture content of drying base of any time, and Wt is the material net weight of any time in drying, and G is dry
Weight.
Rate of drying calculation formula is as follows：
In formula：Mt1For t1The moisture content of drying base at moment, Mt2For t2The moisture content of drying base at moment
Embodiment 1
Picking medium rare new fresh bananas peeling of the same size, network, section are gone, slice thickness is 5 ± 0.1mm, and combination is super
Sound pattern is 20kHz/40kHz, and power density 150W/L, ultrasound works pattern is synchronous working, and ultrasonic pulse patterns are work
Make 5s, stop 5s, ultrasonic pretreatment time is 15min, then carries out heated-air drying, and wherein drying temperature is 80 DEG C, drying time
120min.Determine maximum rate of drying in drying process.Circular is with reference to comparative example 1.
Embodiment 2
Picking medium rare new fresh bananas peeling of the same size, network, section are gone, slice thickness is 5 ± 0.1mm, and combination is super
Sound pattern is 20kHz/60kHz, and power density 150W/L, ultrasound works pattern is synchronous working, and ultrasonic pulse patterns are work
Stop as 5s, 5s, ultrasonic pretreatment time is 15min, then carries out heated-air drying, and wherein drying temperature is 80 DEG C, drying time
120min.Determine maximum rate of drying in drying process.Circular is with reference to comparative example 1.
Embodiment 3
Picking medium rare new fresh bananas peeling of the same size, network, section are gone, slice thickness is 5 ± 0.1mm, and combination is super
Sound pattern is 40kHz/60kHz, and power density 150W/L, ultrasound works pattern is synchronous working, and ultrasonic pulse patterns are work
Stop 5s as 5s, ultrasonic pretreatment time is 15min, then carries out heated-air drying, and wherein drying temperature is 80 DEG C, drying time
120min.Determine maximum rate of drying in drying process.Circular is with reference to comparative example 1.
Embodiment 4
Picking medium rare new fresh bananas peeling of the same size, network, section are gone, slice thickness is 5 ± 0.1mm, and combination is super
Sound pattern is 20kHz/40kHz/60kHz, and power density 150W/L, ultrasound works pattern is works asynchronously, ultrasonic pulse mould
Formula is work 5s, stops 5s, and ultrasonic pretreatment time is 10min, then carries out heated-air drying, and wherein drying temperature is 80 DEG C, is done
Dry time 120min.Determine maximum rate of drying in drying process.Circular is with reference to comparative example 1.
Comparative example is shown in Table 1 with maximum rating results of drying in each embodiment banana chip hot-air drying process.
Banana chip maximum rate of drying in the comparative example of table 1 and each embodiment
| Embodiment | Maximum rate of drying g/g.min |
| Comparative example 1 | 0.0543 |
| Embodiment 1 | 0.0566 |
| Embodiment 2 | 0.0586 |
| Embodiment 3 | 0.0594 |
| Embodiment 4 | 0.0601 |
As can be seen from the above results：Embodiments of the invention 1-4 is using combined ultrasonic preprocess method compared to not surpassing
The comparative example 1 of sound preconditioning, under identical heated-air drying temperature conditionss, maximum rate of drying is above comparative example, wherein dry
Dry speed highest can lift 10.68%.Therefore, compared to not ultrasound pretreatment banana chip air drying methods, a kind of profit of the present invention
The method of raising banana chip hot air drying rate is pre-processed with combined ultrasonic can improve banana chip hot air drying rate.
Claims (7)
1. a kind of pre-process the method for improving banana chip hot air drying rate using combined ultrasonic, it is characterised in that according to following steps
It is rapid to carry out：
(1) medium rare banana of the same size is selected to carry out peeling, remove network；
(2) cut into slices, the banana chip thickness is 5 ± 0.1mm；
(3) multi-mode ultrasound pretreatment, the sonification medium of multi-mode ultrasound pretreatment is running water, and the tap water temperature is
25-35℃；
(4) heated-air drying is handled, and the temperature of the heated-air drying is 80 DEG C, drying time 120min.
2. a kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic according to claim 1,
It is characterized in that the supersonic frequency of step (3) the combined ultrasonic pretreatment is combined as 20kHz/40kHz/60kHz.
3. a kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic according to claim 1,
It is characterized in that the supersonic frequency of step (3) the combined ultrasonic pretreatment is combined as 20kHz/40kHz.
4. a kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic according to claim 1,
It is characterized in that the supersonic frequency of step (3) the combined ultrasonic pretreatment is combined as 20kHz/60kHz.
5. a kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic according to claim 1,
It is characterized in that the supersonic frequency of step (3) the combined ultrasonic pretreatment is combined as 40kHz/60kHz.
6. a kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic according to claim 1,
It is characterized in that ultrasonic power density is 150W/L, ultrasound works pattern is synchronous working, and ultrasonic pulse patterns are work 5s,
Stop 5s.
7. a kind of method that raising banana chip hot air drying rate is pre-processed using combined ultrasonic according to claim 1,
It is characterized in that step (3) the combined ultrasonic pretreatment time is 10-15min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710831530.4A CN107495212A (en) | 2017-09-15 | 2017-09-15 | It is a kind of that the method for improving banana chip hot air drying rate is pre-processed using combined ultrasonic |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710831530.4A CN107495212A (en) | 2017-09-15 | 2017-09-15 | It is a kind of that the method for improving banana chip hot air drying rate is pre-processed using combined ultrasonic |
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| CN107495212A true CN107495212A (en) | 2017-12-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108669218A (en) * | 2018-04-27 | 2018-10-19 | 江苏大学 | A kind of drying means of control banana chip browning rate |
| CN109123043A (en) * | 2018-08-30 | 2019-01-04 | 湘西老爹生物有限公司 | Preserved kiwi fruit and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103109919A (en) * | 2013-01-31 | 2013-05-22 | 河南科技大学 | Ultrasonic and hot air combined carrot drying method and ultrasonic and hot air combined drying device |
-
2017
- 2017-09-15 CN CN201710831530.4A patent/CN107495212A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103109919A (en) * | 2013-01-31 | 2013-05-22 | 河南科技大学 | Ultrasonic and hot air combined carrot drying method and ultrasonic and hot air combined drying device |
Non-Patent Citations (3)
| Title |
|---|
| 张磊 等: "基于多模式超声场作用下的空泡空化机理", 《江苏大学学报（自然科学版）》 * |
| 李泽珍等: ""超声波处理对常压热风干燥香蕉片的影响"", 《山西农业大学学报（自然科学版）》 * |
| 罗登林 等: "功率超声在热风干燥领域中的研究进展", 《中国粮油学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108669218A (en) * | 2018-04-27 | 2018-10-19 | 江苏大学 | A kind of drying means of control banana chip browning rate |
| CN109123043A (en) * | 2018-08-30 | 2019-01-04 | 湘西老爹生物有限公司 | Preserved kiwi fruit and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171222 |
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