威尼斯城所有登入网址-首页

Welcome to 威尼斯城所有登入网址 Website
Contact Us???
Your Position: Home > Support

Tobacco drying process: recommended by the West

2016/10/20??????view:

According to the tradition of Chinese tobacco and the advanced experience of combining with the foreign advanced experience, the technology of flue-cured tobacco was developed. The five section emphasizes the tobacco baking process should be fully yellow at 42 degrees, 48 degrees in the vein before fully yellow, appropriate to extend the 44 and 48 C this time.
The first stage: the bottom leaf yellowing stage. The main temperature of this section is 36 degrees Celsius, to ensure that the bottom turns yellow. The period at the end of the bottom yellow should reach about 80%, the main reinforcement layer becomes limp; two yellow seven to 80% leaves, weak. Heating rate at 1 degrees Celsius per hour will be the temperature rose to 38 - 34. When fresh tobacco is fine, dry bulb temperature is low, the time should be long, and the yellowing degree is higher. At this stage the fire should not be too large, do not rise too fast, low pressure fire temperature should be 2 degrees.
The second stage: middle and upper leaf yellowing stage, the task of this stage is to ensure that the tobacco leaves to become yellow, two layers of yellow, green. More than three layers of tobacco leaf yellowing about 80%. In this stage, the temperature should be increased at a rate of 1 degrees Celsius every 2 hours to 42 degrees Celsius, to maintain a stable temperature at 39 - 37. Ready to go to the next stage.
The third stage: refers to the temperature rose from 42 to 49 - 48. This stage is to complete the transition to the drying of tobacco leaves to dry, the end of the requirements of the whole Kang tobacco yellow, yellow bars, two shed tobacco leaf small roll, otherwise the temperature is not more than 49. The speed of up to 1 degrees per hour to 48 degrees Celsius, and finally the temperature is still stable at 39 - 37. Pay attention to drainage.
The fourth stage: the dry leaf period. Refers to the temperature from 48 to 54. The end of this phase, all the requirements of tobacco yellow band, big drum set, leaf dry, enter this stage per hour to 1 DEG C heating speed make the temperature rise to 54 DEG C, the temperature is still maintained at 37 to 39 DEG C, and pay attention not to excessive heat. Otherwise, it will hang ash or partial steam.
The fifth stage: the dry period. Is the temperature from 54 to 68 degrees Celsius, until the stop. To enter this stage at an hourly rate of 1-1.5 C, the temperature rises to 68. The end of this period, to ensure that all the main reinforcement of tobacco.
The tobacco drying room choice Xiyuan heat, Xiyuan tobacco drying room, heat drying equipment to health and safety, for the purpose of energy saving has been constantly innovation, choose the tobacco drying room, heat pump drying equipment for tobacco Xiyuan heat. Tel: 13711953536

西原烟草烘干

威尼斯城所有登入网址|威尼斯正规官网

XML 地图 | Sitemap 地图