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不同产区茄衣对半叶卷小规格机制雪茄烟燃烧特性的影响

Effects of cigar wrapper producing area on combustion characteristics of machine-made cigarillos with reconstituted tobacco binders

  • 摘要: 为探究茄衣对半叶卷小规格机制雪茄烟样品燃烧特性的影响,以5个来源于典型产区的茄衣为研究对象,基于统一内胚制备半叶卷小规格机制雪茄烟样品。通过改变抽吸间隔并结合动态吸阻检测来评价雪茄烟熄火倾向;采集雪茄烟燃吸过程的图像,处理得到茄衣的燃烧速率及烟支包灰特征;同步测定雪茄烟径向中心位置燃烧锥温度以评估茄衣‒内胚燃烧的匹配度;结合茄衣原料的化学组成和燃烧热解特性,探究不同产区茄衣烟叶特性与雪茄烟燃烧特性之间的关系。结果表明,茄衣对半叶卷小规格机制雪茄烟的燃烧特性有显著影响,①由A号茄衣卷制的雪茄烟的燃烧性较差,表现为内陷式燃烧且容易熄火,包灰性能较差;由E号茄衣卷制的雪茄烟同样容易内陷式燃烧;由B号、C号、D号茄衣卷制的雪茄烟燃烧性较好,包灰性能较好。②半叶卷小规格机制雪茄烟茄衣和内胚的燃烧速率均与茄衣品种有关,两者之间匹配度(比值)越接近于1.00的雪茄烟的燃烧性越好。③茄衣原料的钾氯比及平均燃烧速率( \barv )能够反映不同茄衣原料燃烧特性间的差异,可为茄衣原料筛选提供明确的选择方向。该研究为国产雪茄烟原料筛选、产品开发设计和品质提升提供了技术支撑。

     

    Abstract: To investigate the effects of cigar wrapper on the combustion characteristics of machine-made cigarillos with reconstituted tobacco binders, five cigar wrappers from typical producing areas were selected, and machine-made cigarillo samples were prepared based on a unified bunch. By changing the puffing intervals and dynamic draw resistance, the extinguish tendency of cigarillos was evaluated. Images of the combustion process of cigarillos were collected and processed to obtain the combustion rate of the cigar wrappers and the ash characteristics of the cigarillos. The combustion matching degrees of the wrappers and bunch were assessed by synchronously measuring the temperature of the combustion cone in the radial center of the cigarillos. By analyzing the chemical composition and combustion/pyrolysis characteristics of the cigar wrappers, the relationships between characteristics of wrapper tobacco leaves from different producing areas and the combustion properties of cigarillos were investigated. The results showed that cigar wrappers had a significant effect on the combustion characteristics of the machine-made cigarillos. 1) The cigarillos with wrapper A displayed poor combustion characteristics with an inward-burning pattern leading to easy extinguishing and poor ash integrity. The cigarillos with wrapper E also had an inward-burning pattern. The cigarillos wrapped with wrapper B, C and D showed better combustion characteristics and ash integrity. 2) The combustion rates of both the wrappers and bunch were related to the wrapper variety, and the closer the matching degree (ratio) between the two was to 1.00, the better the combustibility of cigarillos. 3) The potassium-chlorine ratio and the average combustion rate ( \barv ) reflected the differences in combustion characteristics of cigar wrappers, providing clear directions for cigar wrapper selection. This study provides technical support for wrapper selection, product development and design, and quality improvement of domestic cigarillos.

     

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