CN103478215A - Dehydration and drying technology for medicinal and edible high-calcium vegetable - Google Patents
Dehydration and drying technology for medicinal and edible high-calcium vegetable Download PDFInfo
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- CN103478215A CN103478215A CN201210189344.2A CN201210189344A CN103478215A CN 103478215 A CN103478215 A CN 103478215A CN 201210189344 A CN201210189344 A CN 201210189344A CN 103478215 A CN103478215 A CN 103478215A
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Abstract
The invention discloses a dehydration and drying technique for medicinal and edible high-calcium vegetable, and especially a dehydration and drying technology for medicinal and edible high-calcium vegetable. The technology comprises following steps: removing the bad parts of fresh high-calcium vegetable, cleaning, cutting, removing water with infrared, cooling, rapidly shaping, drying with hot winds, puffing and drying under negative pressure, selecting with magnets, measuring, and finally packaging. The dehydration and drying technology improves the quality of dehydrated vegetable, increase the fresh degree of dehydrated vegetable when the dehydrated vegetable contacts water, and satisfies the needs and edible requirements on medicinal and edible high-calcium vegetable for people.
Description
Invention field
The present invention relates to the vegetables treatment technology, a kind of medicine-food two-purpose high calcium vegetables dehydrate technique.
Background technology
Dewatering vegetable is that fresh vegetables is carried out to quick dewatering drying, moisture in vegetables is reduced rapidly, keep various vitamin and nutritional labeling in vegetables, be conducive to long term storage and long distance transportation, and good rehydration is arranged, can substantially keep the original local flavor of vegetables and nutritional labeling after rehydration.
The dried product of dewatering vegetable, have natural air drying, dry, the techniques such as heated-air drying, heat pump drying, microwave drying, frozen drying, fried dehydration, and heat pump drying is existing technique preferably, low temperature drying energy-conserving and environment-protective at present.
Suitability for industrialized production, general multiplex heated-air drying and freeze drying.
Heated-air drying, temperature is at 50-60 degree centigrade, 2-5 hour.
Heat pump drying, temperature is at 30-40 degree centigrade, 2-5 hour.
Freeze drying, the temperature of pre-freeze-35 degree centigrade 2-4 hour ,-40 degrees centigrade of freeze-drying 10 hours.
Above-mentioned drying means power consumption is high.
Summary of the invention
The purpose of this invention is to provide a kind of medicine-food two-purpose high calcium dewatering vegetable drying process, consume energy low, rehydration is good, can keep primary colors, original flavor and nutritional labeling.This medicine-food two-purpose high calcium vegetables are aizoon stonecrops of Rosales Crassulaceae.In the high calcium vegetables of medicine-food two-purpose, the composition such as calcium sees the following form.
Table 1: through Shandong Forecasting and Analysis Center's check, assay is as follows:
| Sequence number | Interventions Requested | Specification requirement | Assay | Individual event is judged |
| 1 | Calcium mg/100g | / | 6.79×10 3 | / |
| 2 | Iron mg/100g | / | 37.4 | / |
| 3 | Chromium mg/kg | / | 2 | / |
| 4 | Mercury mg/kg | / | ＜0.001 | / |
| 5 | Arsenic mg/kg | / | 0.16 | / |
| 6 | Plumbous mg/kg | / | ＜0.05 | / |
| 7 | Cadmium mg/kg | / | ＜0.005 | / |
| 8 | Fluorine mg/kg | / | 17.4 | / |
| 9 | Crude fibre % | / | 3.95 | / |
| 10 | Vc mg/100g | / | 38.1 | / |
Test basis: GB/T 5009.86-2003, GB/T 5009.18-2003, GB/T 5009.10-2003, JY/T 015-1996, GB/T 5009., 15-2003, GB/T 5009.12-2010, GB/T 5009.11-2003, GB/T 5009.17-2003
Table 2 Ministry of Agriculture food quality supervision verification test center (Jinan) survey report
| Sequence number | Test item | Specification requirement | Measured data | Individual event is judged |
| 1 | Calcium, mg/100g | / | 5500 | / |
| 2 | Vitamin C, mg/100g | / | 63.3 | / |
| 3 | Potassium, % | / | 1.20 | / |
A kind of medicine-food two-purpose high calcium dewatering vegetable drying process of the present invention is a kind of group technology.The dehydrating and drying method of a kind of medicine-food two-purpose high calcium vegetables comprises: bright high calcium vegetables → remove bad part → cleaning → cutting → infrared ray complete → cooling → heated-air drying → negative pressure explosion puffing drying → magnetite Selected Inspection → metering, packing.The major technique step is:
Infrared ray completes: the medicine-food two-purpose high calcium vegetables after the cleaning cutting, enter green-keeping machine, and take the high temperature measure, distribute moisture in medicine-food two-purpose high calcium vegetables, the activity of inactive enzyme, stop enzymatic reaction, the temperature that completes 150-300 degree centigrade, time 3-10 second, be no more than 60 seconds; Moment, by the infrared ray green-keeping machine, keeps the nutritional labeling of medicine-food two-purpose high calcium vegetables.
Cooling: as with Industrial fan, to make fast the medicine-food two-purpose high calcium vegetables that complete cool down, avoid its colour changed into yellow.
Heated-air drying: cooled medicine-food two-purpose high calcium vegetables dry 100-300 minute in the drying machine of temperature 50-120 degree centigrade, make medicine-food two-purpose high calcium vegetables slough free water, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 12%.
The negative pressure explosion puffing drying: from air drier, medicine-food two-purpose high calcium vegetables out advance dry 100-300 minute in the negative pressure swelling drier, temperature is at 40-90 degree centigrade, negative pressure range-0.1-0Mpa, remove the colloid water in medicine-food two-purpose high calcium vegetables, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 5%.
The medicine-food two-purpose high calcium vegetables that this PROCESS FOR TREATMENT is crossed, rehydration is good, and sense organ is good-looking, keeps primary colors, original flavor and shape invariance.The technique power consumption is low, and energy-conservation more than 30%, drying time is short, and various nutritional labelings are lost few.
The specific embodiment
A kind of medicine-food two-purpose high calcium dewatering vegetable drying process of the present invention comprises: bright high calcium vegetables, remove that bad part, cleaning, cutting, infrared ray complete, cooling, heated-air drying, negative pressure explosion puffing drying, magnetite Selected Inspection, metering, packing.
Bright high calcium vegetables: select ripe fresh high calcium vegetables, free from insect pests, non-rot.
Remove bad part: trim vegetables for cooking, remove Lao Ye and can not eat part on platform Selected Inspection machine.
Clean: the high calcium vegetables are entered in cleaning machine and cleaned.
Cutting: on request the bright high calcium vegetables after cleaning are carried out to cutting.
Complete: the bright high calcium vegetables after cutting are entered in the far infrared green-keeping machine and completed.The temperature that completes 150-300 degree centigrade, time 3-10 second, be no more than 60 seconds; Moment, by the infrared ray green-keeping machine, keeps the nutritional labeling of medicine-food two-purpose high calcium vegetables.
Cooling: as with Industrial fan, to make fast the medicine-food two-purpose high calcium vegetables that complete cool down, avoid its colour changed into yellow.
Heated-air drying: cooled medicine-food two-purpose high calcium vegetables dry 100-300 minute in the drying machine of temperature 50-120 degree centigrade, make medicine-food two-purpose high calcium vegetables slough free water, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 12%.
The negative pressure explosion puffing drying: from air drier, medicine-food two-purpose high calcium vegetables out advance dry 100-300 minute in the negative pressure swelling drier, temperature is at 40-90 degree centigrade, negative pressure range-0.1-0Mpa, remove the colloid water in medicine-food two-purpose high calcium vegetables, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 5%.
Magnetite Selected Inspection: the high calcium vegetables of Selected Inspection dehydration.
Metering, packing: metering packing on request.
Vegetables dried product testing result sees the following form:
| Sequence number | Test item | Specification requirement | Measured data | Individual event is judged |
| 1 | Moisture | / | 4.89％ | / |
| 2 | Total ash | / | 9.9 | / |
| 3 | Acid-insoluble ash | / | 1.1 | / |
| 4 | Crude fibre % | / | 0.8 | / |
| 5 | Arsenic mg/kg | / | 0.032 | / |
| 6 | Plumbous mg/kg | / | 0.050 | / |
| 7 | Cadmium mg/kg | / | 0.012 | / |
| 8 | Iron mg/kg | / | 42 | / |
| 9 | Mercury mg/kg | / | Do not detect | / |
| 10 | Fluorine mg/kg | / | 43 | / |
| 11 | Calcium mg/100g | / | 331 | / |
| 12 | Chromium mg/kg | / | 0.088 | / |
| 13 | VitC，mg/100g | / | 48.8 | / |
| 14 | Nitrite mg/kg | / | Do not detect | / |
| 15 | DDVP mg/kg | / | Do not detect | / |
| 16 | Azodrin mg/kg | / | Do not detect | / |
| 17 | Rogor mg/kg | / | Do not detect | / |
| 18 | Chlopyrifos mg/kg | / | Do not detect | / |
| 19 | Malathion mg/kg | / | Do not detect | / |
| 20 | Metrifonate mg/kg | / | Do not detect | / |
| 21 | BHC mg/kg | / | Do not detect | / |
| 22 | Flat sulphur phosphorus mg/kg | / | Do not detect | / |
| 23 | DDT mg/kg | / | Do not detect | / |
| 24 | Fat % | / | 0.51 | / |
| 25 | Protein % | / | 1.59 | / |
Claims (5)
1. the dehydrating and drying method of medicine-food two-purpose high calcium vegetables comprises: bright high calcium vegetables → remove bad part → cleaning → cutting → infrared ray complete → cooling → heated-air drying → negative pressure explosion puffing drying → magnetite Selected Inspection → metering, and packing is primarily characterized in that:
Infrared ray completes: the medicine-food two-purpose high calcium vegetables after the cleaning cutting, enter green-keeping machine, and take the high temperature measure, distribute moisture in medicine-food two-purpose high calcium vegetables, the activity of inactive enzyme, stop enzymatic reaction, the temperature that completes 150-300 degree centigrade, time 3-10 second, be no more than 60 seconds;
Cooling: as with Industrial fan, to make fast the medicine-food two-purpose high calcium vegetables that complete cool down;
Heated-air drying: cooled medicine-food two-purpose high calcium vegetables dry 100-300 minute in the drying machine of temperature 50-120 degree centigrade, make medicine-food two-purpose high calcium vegetables slough free water, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 12%; The negative pressure explosion puffing drying: from air drier, medicine-food two-purpose high calcium vegetables out advance dry 100-300 minute in the negative pressure swelling drier, temperature is at 40-90 degree centigrade, negative pressure range-0.1-0Mpa, remove the colloid water in medicine-food two-purpose high calcium vegetables, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 5%.
2. the dehydrating and drying method of a kind of medicine-food two-purpose high calcium vegetables according to claim 1, it is characterized in that: infrared ray completes, medicine-food two-purpose high calcium vegetables after the cleaning cutting, enter green-keeping machine, takes the high temperature measure, distribute moisture in medicine-food two-purpose high calcium vegetables, the activity of inactive enzyme, stop enzymatic reaction, the temperature that completes 150-300 degree centigrade, time 3-10 second, be no more than 60 seconds.
3. the dehydrating and drying method of a kind of medicine-food two-purpose high calcium vegetables according to claim 1 is characterized in that: cooling, and with Industrial fan, make fast the medicine-food two-purpose high calcium vegetables that complete cool down.
4. the dehydrating and drying method of a kind of medicine-food two-purpose high calcium vegetables according to claim 1, it is characterized in that: heated-air drying, by cooled medicine-food two-purpose high calcium vegetables dry 100-300 minute in the drying machine of temperature 50-120 degree centigrade, make medicine-food two-purpose high calcium vegetables slough free water, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 12%.
5. the dehydrating and drying method of a kind of medicine-food two-purpose high calcium vegetables according to claim 1, it is characterized in that: the negative pressure explosion puffing drying, from air drier, medicine-food two-purpose high calcium vegetables out advance dry 100-300 minute in the negative pressure swelling drier, temperature is at 40-90 degree centigrade, negative pressure range-0.1-0Mpa, remove the colloid water in medicine-food two-purpose high calcium vegetables, the moisture in medicine-food two-purpose high calcium vegetables is controlled at below 5%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210189344.2A CN103478215A (en) | 2012-06-11 | 2012-06-11 | Dehydration and drying technology for medicinal and edible high-calcium vegetable |
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| CN201210189344.2A CN103478215A (en) | 2012-06-11 | 2012-06-11 | Dehydration and drying technology for medicinal and edible high-calcium vegetable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107549306A (en) * | 2017-10-29 | 2018-01-09 | 镇江龙润生态农业发展有限公司 | A kind of nuisanceless cold-storage and fresh-keeping method of greenhouse fruits and vegetables |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006017363A1 (en) * | 2004-07-13 | 2006-02-16 | Kellogg Company | Vacuum puffed and expanded fruit |
| CN1792284A (en) * | 2005-12-26 | 2006-06-28 | 吴树勋 | Method for swelling and watering fruit or vegetable type food at ambient temp. |
| CN101874515A (en) * | 2009-11-20 | 2010-11-03 | 江苏省农业科学院 | Production process of pumpkin powder and product thereof |
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- 2012-06-11 CN CN201210189344.2A patent/CN103478215A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006017363A1 (en) * | 2004-07-13 | 2006-02-16 | Kellogg Company | Vacuum puffed and expanded fruit |
| CN1792284A (en) * | 2005-12-26 | 2006-06-28 | 吴树勋 | Method for swelling and watering fruit or vegetable type food at ambient temp. |
| CN101874515A (en) * | 2009-11-20 | 2010-11-03 | 江苏省农业科学院 | Production process of pumpkin powder and product thereof |
Non-Patent Citations (1)
| Title |
|---|
| 李树君，等: ""红外技术用于农产品灭酶和脱水干燥的研究综述"", 《农业机械学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107549306A (en) * | 2017-10-29 | 2018-01-09 | 镇江龙润生态农业发展有限公司 | A kind of nuisanceless cold-storage and fresh-keeping method of greenhouse fruits and vegetables |
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