阅读说明：本技术 一种生姜四季保鲜的方法 (Fresh-keeping method for ginger in four seasons ) 是由 彭兰芬 于 2020-03-26 设计创作，主要内容包括：本发明公开了一种生姜四季保鲜的方法,包括以下步骤：步骤S11,将待保鲜的生姜清洗干净并将表面上的水分晾干；步骤S12,步骤S11中得到的生姜装入蛇皮袋中,每个蛇皮袋中姜块的重量大致为60斤；步骤S13,将蛇皮袋中的生姜放在冷库中的置物架上,置物架具有多层,每一层能够放置多袋生姜；步骤S14,密闭冷库；步骤S15,控制冷库中的温度和湿度,当冷库中的温度和湿度达到预设温度和预设湿度时,开启冷库中的臭氧发生器以进行灭菌；步骤S16,当臭氧浓度达到预设浓度时,关闭臭氧发生器,将冷库内的温度和湿度维持在设定的范围内；步骤S17,每隔设定的时间执行上述步骤S15和S16。该方法能够有效地减小在升降储存过程中出现腐烂、萎缩的可能性。(The invention discloses a method for keeping fresh of ginger in four seasons, which comprises the following steps: step S11, cleaning the ginger to be preserved and drying the water on the surface; step S12, the ginger obtained in the step S11 is put into snakeskin bags, and the weight of the ginger blocks in each snakeskin bag is about 60 jin; step S13, placing the gingers in the snake skin bags on a shelf in a refrigeration house, wherein the shelf is provided with a plurality of layers, and a plurality of bags of gingers can be placed on each layer; step S14, sealing the refrigeration house; step S15, controlling the temperature and the humidity in the refrigeration house, and starting an ozone generator in the refrigeration house to sterilize when the temperature and the humidity in the refrigeration house reach the preset temperature and the preset humidity; step S16, when the ozone concentration reaches the preset concentration, the ozone generator is closed, and the temperature and the humidity in the cold storage are maintained in the set range; step S17, the above steps S15 and S16 are executed at set time intervals. The method can effectively reduce the possibility of rottenness and atrophy in the lifting and storage process.)

1. A four-season fresh-keeping method for ginger comprises the following steps:

step S11, cleaning the ginger to be preserved and drying the water on the surface;

step S12, the ginger obtained in the step S11 is put into snakeskin bags, and the weight of the ginger blocks in each snakeskin bag is about 60 jin;

step S13, placing the gingers in the snake skin bags on a shelf in a refrigeration house, wherein the shelf is provided with a plurality of layers, and a plurality of bags of gingers can be placed on each layer;

step S14, sealing the refrigeration house;

step S15, controlling the temperature and the humidity in the refrigeration house, and starting an ozone generator in the refrigeration house to sterilize when the temperature and the humidity in the refrigeration house reach the preset temperature and the preset humidity;

step S16, when the ozone concentration reaches the preset concentration, the ozone generator is closed, and the temperature and the humidity in the cold storage are maintained in the set range;

step S17, the above steps S15 and S16 are executed at set time intervals.

2. The method as claimed in claim 1, wherein the preset temperature is 12-15 ℃ and the preset humidity is 70-80% in step S15.

3. The method according to claim 1, wherein in step 16, the set range of temperature is maintained between 10-16 ℃ and the humidity is maintained between 60-80% at all times.

4. The method of claim 1, wherein the predetermined concentration of ozone in step S16 is 17-20 mg/m.

5. The method according to claim 1, wherein the refrigerator is sealed for at least 24 hours after the ozone is turned off in step S16.

6. The method according to claim 1, wherein in step S17, the set time is 30 days.

7. The method according to claim 1, wherein the rack comprises a plurality of rectangular bearing plates and two vertically arranged supporting plates, the surface of each bearing plate is horizontally arranged and supported on the corresponding supporting plates at two ends along the length direction, the plurality of bearing plates are arranged up and down, the distance between the adjacent bearing plates is equal, the length direction of the snake-skin bags containing the ginger placed on the bearing plates is parallel to the width direction of the bearing plates, the adjacent snake-skin bags on the same bearing plate have a certain gap, one end along the length direction of each bearing plate is provided with a fan, and the air outlet of the fan faces the snake-skin bags along the length direction of the bearing plates.

8. The method of claim 7, wherein the spacing between adjacent carrying floors is greater than the height of the snake pouches placed on the carrying floors, and the outlet opening of the fan is at least partially aligned with the gap between the corresponding snake pouch and the carrying floor one above the corresponding snake pouch.

9. The method of claim 8, wherein the plurality of holes are uniformly formed in the carrier plate to allow ventilation of the ginger beneath the snake pocket, and wherein the plurality of ventilation holes are formed in the snake pocket.

10. The method as claimed in claim 9, wherein in the step S17, before the steps 15 and 16 are performed, the air in the refrigerator is exchanged to communicate the refrigerator with the outside, the fan is turned on, the refrigerator is sealed after a certain time, and the steps 15 and 16 are performed.

Technical Field

The invention relates to the technical field of food preservation, in particular to a four-season fresh-keeping method for ginger.

Background

The vegetables are plants or fungi which can be used as vegetables and cooked into food, and are one of the essential foods for people to drink in daily life. The vegetables can provide various nutrients such as vitamins and minerals necessary for human body. According to the 1990 statistics of international food and agriculture organization, 90% of VC necessary for human body and 60% of VA are derived from vegetables. In addition, vegetables contain various phytochemicals which are well-known components effective for health, and at present, nutrients in fruits and vegetables can effectively prevent chronic and degenerative diseases, and are researched and found by people.

Ginger is required by every household as a seasoning vegetable, the quality guarantee period of the ginger is about half a month, the ginger cannot be kept fresh for a long time, and after a large amount of ginger is picked, if fresh-keeping treatment is not carried out, phenomena of peeling, cachexia, decay, germination and the like can occur, so that the problem of how to carry out four-season fresh keeping on the ginger is urgently to be solved.

Disclosure of Invention

The invention provides a method for keeping fresh of ginger in four seasons, which is used for keeping fresh of picked ginger.

In order to achieve the purpose, the invention provides the following technical scheme: a method for keeping fresh of ginger in four seasons comprises the following steps:

step S11, cleaning the ginger to be preserved and drying the water on the surface;

step S12, the ginger obtained in the step S11 is put into snakeskin bags, and the weight of the ginger blocks in each snakeskin bag is about 60 jin;

step S13, placing the gingers in the snake skin bags on a shelf in a refrigeration house, wherein the shelf is provided with a plurality of layers, and a plurality of bags of gingers can be placed on each layer;

step S14, sealing the refrigeration house;

step S15, controlling the temperature and the humidity in the refrigeration house, and starting an ozone generator in the refrigeration house to sterilize when the temperature and the humidity in the refrigeration house reach the preset temperature and the preset humidity;

step S16, when the ozone concentration reaches the preset concentration, the ozone generator is closed, and the temperature and the humidity in the cold storage are maintained in the set range;

step S17, the above steps S15 and S16 are executed at set time intervals.

Preferably, in step S15, the preset temperature is 12-15 ℃ and the preset humidity is 70-80%.

Preferably, in step 16, the set range of temperature is maintained between 10-16 ℃ and humidity is maintained between 60% -80% at all times.

Preferably, in step S16, the preset concentration of ozone is 17-20 mg/m.

Preferably, in step S16, the refrigerator is sealed for at least 24 hours after the ozone is turned off.

Preferably, in step S17, the set time is 30 days.

Preferably, the supporter includes the loading board of a plurality of rectangles and two backup pads of vertical setting, and the face level setting of every loading board just supports respectively in the backup pad that corresponds along length direction's both ends, sets up from top to bottom a plurality of loading boards, and the interval between the adjacent loading board equals, and the length direction of placing the snake skin bag that is equipped with the ginger on the loading board is on a parallel with the width direction of loading board, and adjacent snake skin bag on same loading board has certain clearance, is provided with the fan in the one end of the length direction of following of every loading board, the air outlet of fan just faces the snake skin bag along the length direction of loading board.

Preferably, the distance between adjacent bearing plates is greater than the height of the snakeskin bag placed on the bearing plates, and the air outlet of the fan at least partially faces to the gap between the corresponding snakeskin bag and the bearing plate on the layer above the corresponding snakeskin bag.

Preferably, be provided with the ventilation of the ginger that a plurality of through-holes guarantee to be located snakeskin bag below evenly on the loading board, set up a plurality of air vents on the snakeskin bag.

Preferably, in the step S17, before the steps 15 and 16 are performed, the air in the refrigerator is replaced, the refrigerator is connected to the outside, the fan is turned on, the refrigerator is sealed after a certain time, and then the steps 15 and 16 are performed.

Compared with the prior art, the invention has the following beneficial effects:

the fresh-keeping method of ginger adopts ozone sterilization, so that the rottenness of the ginger by bacteria can be effectively reduced; meanwhile, the temperature and the humidity of the refrigeration house are controlled, so that the possibility of atrophy, decay and germination of the ginger can be reduced as much as possible; the bacteria can be effectively reduced by regularly generating ozone for sterilization, the possibility of rotting is further reduced, and the bacteria can be stored for about 1 to 2 years by the method.

Detailed Description

The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is in no way intended to limit the invention.

The method comprises the following steps:

step S11, cleaning the ginger to be preserved and drying the water on the surface;

step S12, the ginger obtained in the step S11 is put into snakeskin bags, and the weight of the ginger blocks in each snakeskin bag is about 60 jin;

step S13, the ginger in the snake skin bag is placed on a storage rack in a refrigeration house, the storage rack is provided with a plurality of layers, a plurality of bags of ginger can be placed on each layer, the plurality of bags of ginger on each layer are flatly placed, and the bags are not overlapped in the vertical direction;

step S14, sealing the refrigeration house;

step S15, controlling the temperature and the humidity in the refrigeration house, and starting an ozone generator in the refrigeration house to sterilize when the temperature and the humidity in the refrigeration house reach the preset temperature and the preset humidity;

step S16, when the ozone concentration reaches the preset concentration, the ozone generator is closed;

step S17, the above steps S15 and S16 are executed at set time intervals.

Preferably, in step S15, the preset temperature is 12-15 ℃, the preset humidity is 70-80%, and the temperature in the refrigerator is always maintained at 10-16 ℃, so as to reduce the propagation speed of bacteria due to over-high temperature, reduce the bacteria frozen and damaged by over-low temperature, and maintain the humidity at 60-80%, so as to ensure that the water content is not too low and the bacteria are not too much and the ginger is rotten, and maintain the temperature at 10-16 ° to help maintain the humidity at 60-80%. When the temperature is not between 10 and 16 ℃, if the temperature is lower than 10 ℃, the outside temperature is lower, the temperature in the refrigerator is increased to 16 ℃, and if the temperature is higher than 16 ℃, the outside temperature is higher, the temperature in the refrigerator is reduced to 10 ℃.

Preferably, in step S16, the preset concentration of ozone is 17-20 mg/m. After the ozone generator is switched off, the refrigerator must not be opened within 24h to ensure that as much bacteria as possible are killed. After 24h, the freezer can be opened as needed, for example, when a part of ginger needs to be taken out or other operations need to be performed, the freezer needs to be opened, but after the corresponding operations are performed, the freezer needs to be closed.

Preferably, in step S17, the set time is 30 days, so that the refrigerator can be repeatedly sterilized.

Further, the supporter includes the loading board of a plurality of rectangles and two backup pads of vertical setting, and the face level setting of every loading board just supports respectively in the backup pad that corresponds along length direction's both ends, sets up from top to bottom a plurality of loading boards, and the interval between the adjacent loading board equals. The length direction of the snakeskin bags filled with the gingers and placed on the bearing plate is parallel to the width direction of the bearing plate, the width of the snakeskin bags is parallel to the length direction of the bearing plate, and the adjacent snakeskin bags on the same bearing plate have certain gaps to ensure ventilation. The distance between the adjacent bearing plates is larger than the height of the snake skin bag on the bearing plates.

And, be provided with a plurality of through-holes on the loading board uniformly and guarantee to be located the ventilation of ginger of snakeskin bag below.

Preferably, a plurality of vent holes may be provided on the snakeskin bag.

Preferably, a fan is provided at one end of each carrying plate in the length direction, and of course, when the carrying plate is long, a plurality of fans may be provided, and the air outlet of the fan is along the length direction of the carrying plate and toward the snakeskin bag, and by blowing air toward the snakeskin bag, the air flow of the whole refrigerator can be increased and the air flow in the snakeskin bag can be increased, so that some dirty air in the snakeskin bag can be blown out. Preferably, the air outlet of the fan at least partially faces to a gap between the corresponding snakeskin bag and the bearing plate on the layer above the corresponding snakeskin bag. The fan need not work all the time, can set for certain time, for example, can work once in the morning and evening every day, work half hour at every turn, of course, can set for according to the size of freezer and the quantity of inside ginger.

Preferably, when step S17 is executed, before steps 15 and 16 are executed, the air in the refrigerator may be replaced, the refrigerator is opened, and the fan is opened, and of course, more fans may be added to increase the air circulation, and the specific time may be determined according to the size of the refrigerator, the number of fans, and the power tray, and at this time, the humidity and the temperature in the refrigerator may not be controlled due to the communication with the outside. After the air is replaced for a period of time, steps 15 and 16 are performed.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.