摘要：【中文】本发明公开了一种用红茶菌发酵的酸香烟草浸膏及制备方法，制备方法包括将红茶菌纤维素粉碎后加入第一烟草浸提液中，震荡培养得到红茶菌种子液；在第二烟草浸提液中的接种得到的红茶菌种子液，震荡培养得到发酵烟草浸提液；将发酵烟草浸提液减压浓缩，得到粗制浸膏；在粗制浸膏中加入乙醇后低温沉降，取上清液后减压浓缩，即得到酸香烟草浸膏。本公开的利用红茶菌发酵的酸香烟草浸膏的制备方法制得的酸香烟草浸膏具有酸香性质，酸香烟草浸膏中的酸性香味成分能够可以有效中和含量较高的烟碱的烟叶对喉部的刺激性。 【EN】The invention discloses an acid-fragrant tobacco extract fermented by black tea fungus and a preparation method thereof, wherein the preparation method comprises the steps of crushing black tea fungus cellulose, adding the crushed black tea fungus cellulose into a first tobacco leaching solution, and performing shake culture to obtain a black tea fungus seed solution; inoculating the black tea fungus seed liquid obtained in the second tobacco leaching liquor, and performing shake culture to obtain fermented tobacco leaching liquor; concentrating the fermented tobacco extract under reduced pressure to obtain crude extract; adding ethanol into the crude extract, settling at low temperature, collecting supernatant, and concentrating under reduced pressure to obtain tobacco extract. The acid fragrant tobacco extract prepared by the preparation method of the acid fragrant tobacco extract fermented by the black tea fungus has acid fragrance, and acid fragrance components in the acid fragrant tobacco extract can effectively neutralize the irritation of tobacco leaves with high nicotine content to the throat.

摘要：【中文】本发明涉及一种烟用甜味剂、制备方法及应用，本技术方案以2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮为原料，通过酯化反应制备六种芳香型2,3‑二氢‑3,5‑二酰氧基‑6‑甲基‑4H‑吡喃‑4‑酮，该类化合物具有良好的存储稳定性和加香稳定性，添加至卷烟中不仅展现了2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮增加口腔甜润感和改善余味舒适性的作用，还能中和烟气中的碱性物质，产生优美的香味，与烟香协调，增加烟气柔和细腻程度，提升卷烟香气质，丰富烟香，赋予卷烟果香、坚果香、花香或辛香等特征，具有潜在应用价值。 【EN】The invention relates to a sweetening agent for cigarettes, a preparation method and application, the technical scheme takes 2, 3-dihydro-3, 5-dihydroxy-6-methyl-4H-pyran-4-ketone as a raw material, six aromatic 2, 3-dihydro-3, 5-diacyloxy-6-methyl-4H-pyran-4-ketone is prepared through esterification reaction, the compounds have good storage stability and flavoring stability, the addition of the compounds into cigarettes not only shows the effects of increasing sweet feeling of oral cavity and improving aftertaste comfort of the 2, 3-dihydro-3, 5-dihydroxy-6-methyl-4H-pyran-4-ketone, but also neutralizes alkaline substances in smoke to generate elegant fragrance, the tobacco flavor is coordinated with the cigarette flavor, the soft and exquisite degree of the smoke is increased, the cigarette flavor quality is improved, the cigarette flavor is enriched, the characteristics of fruit flavor, nut flavor, flower flavor or spicy flavor and the like are endowed to the cigarette, and the potential application value is realized.

摘要：【中文】本发明涉及一种奶香型烟草甜味剂、制备方法及在卷烟中的应用，本技术方案以2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮为原料，通过酯化反应制备两种奶香型2,3‑二氢‑3‑羟基‑5‑酰氧基‑6‑甲基‑4H‑吡喃‑4‑酮，该类化合物具有良好的存储稳定性和加香稳定性，添加至卷烟中不仅展现了2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮增加口腔甜润感和改善余味舒适性的作用，还能够丰富烟香，增加烟气透发性和细腻程度，提升卷烟香气质，具有潜在应用价值。 【EN】The invention relates to a milk flavor type tobacco sweetener, a preparation method and application thereof in cigarettes, the technical scheme takes 2, 3-dihydro-3, 5-dihydroxy-6-methyl-4H-pyran-4-ketone as a raw material, and two milk flavor type 2, 3-dihydro-3-hydroxy-5-acyloxy-6-methyl-4H-pyran-4-ketone are prepared through esterification reaction, the compounds have good storage stability and flavoring stability, the effect of increasing the sweet feeling of the oral cavity and improving the aftertaste comfort by adding the compounds into the cigarettes is shown, the tobacco flavor can be enriched, the smoke penetrability and the fineness are increased, the cigarette aroma quality is improved, and the potential application value is realized.

摘要：【中文】本发明公开了一种利用水洗与添加烟草浸提液提高烟叶品质的方法，包括如下步骤：将烟叶沉浸在温水中并甩动一段时间，取出后吸干烟叶表面水分，烘干至水分含量为8％‑18％，得到水洗烟叶；按照体积质量比(0.1‑1):20将烟草浸提液施加至水洗烟叶上，混匀后平衡一段时间。本公开的利用水洗与添加烟草浸提液提高烟叶品质的方法先通过水洗去除烟叶表面可溶性杂质以及一些大分子，有效降低了烟叶的吸食杂气和刺激性，再添加烟草浸提液可以弥补水洗后造成的烟碱以及烟草香味物质的流失导致的烟叶香气量和浓度下降的问题，提升了烟叶的品质。 【EN】The invention discloses a method for improving tobacco leaf quality by washing and adding tobacco leaching liquor, which comprises the following steps: immersing tobacco leaves in warm water and throwing for a period of time, taking out the tobacco leaves, absorbing the moisture on the surfaces of the tobacco leaves, and drying the tobacco leaves until the moisture content is 8-18% to obtain water-washed tobacco leaves; applying the tobacco leaching liquor to the washed tobacco leaves according to the volume mass ratio (0.1-1) of 20, uniformly mixing and balancing for a period of time. According to the method for improving the quality of the tobacco leaves by utilizing water washing and adding the tobacco leaching liquor, soluble impurities and macromolecules on the surfaces of the tobacco leaves are removed by water washing, so that the smoking impurity gas and the irritation of the tobacco leaves are effectively reduced, the problem that the quantity and the concentration of tobacco leaf fragrance are reduced due to loss of nicotine and tobacco fragrance substances caused by water washing can be solved by adding the tobacco leaching liquor, and the quality of the tobacco leaves is improved.

摘要：【中文】本发明涉及一种芳香酸DDMP二酯甜味剂、制备方法及应用，本技术方案以2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮为原料，通过酯化反应制备六种芳香型2,3‑二氢‑3,5‑二酰氧基‑6‑甲基‑4H‑吡喃‑4‑酮，该类化合物具有良好的存储稳定性和加香稳定性，添加至卷烟中不仅展现了2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮增加口腔甜润感和改善余味舒适性的作用，还能中和烟气中的碱性物质，产生优美的香味，与烟香协调，增加烟气柔和细腻程度，提升卷烟香气质，丰富烟香，赋予卷烟果香、坚果香、花香或辛香等特征，具有潜在应用价值。 【EN】The invention relates to an aromatic acid DDMP diester sweetening agent, a preparation method and application, the technical scheme takes 2, 3-dihydro-3, 5-dihydroxy-6-methyl-4H-pyran-4-ketone as a raw material, six aromatic 2, 3-dihydro-3, 5-diacyloxy-6-methyl-4H-pyran-4-ketone is prepared through esterification reaction, the compounds have good storage stability and perfuming stability, the compounds not only show the functions of increasing the mouth sweet feeling and improving the aftertaste comfort of the 2, 3-dihydro-3, 5-dihydroxy-6-methyl-4H-pyran-4-ketone, but also can neutralize the alkaline substances in smoke to generate elegant fragrance, the tobacco flavor is coordinated with the cigarette flavor, the soft and exquisite degree of the smoke is increased, the cigarette flavor quality is improved, the cigarette flavor is enriched, the characteristics of fruit flavor, nut flavor, flower flavor or spicy flavor and the like are endowed to the cigarette, and the potential application value is realized.

摘要：【中文】本发明涉及一种烤甘薯味香精、制备方法及在卷烟中的应用，通过将3‑甲硫基丙醛、2‑乙酰基呋喃、3‑甲基环戊烷‑1,2‑二酮、3‑甲硫基丙酸乙酯、乙基麦芽酚和乙基香兰素等单体香料进行调配，得到品质稳定、风味可控的烤甘薯味香精，很好的模拟了天然烤甘薯的香味特征，克服了天然烤甘薯香精的制备工艺带来的产率低、成分复杂、难于分离纯化和调配工作量大等问题，避免天然甘薯香精在卷烟中应用时引入的杂气和刺激性，有效提升了卷烟的烤甜香韵，具有很好的应用价值。 【EN】The invention relates to a roasted sweet potato flavor, a preparation method and application thereof in cigarettes, wherein monomer flavors such as 3-methylthiopropanal, 2-acetylfuran, 3-methylcyclopentane-1, 2-dione, 3-methylthioethyl propionate, ethyl maltol, ethyl vanillin and the like are blended to obtain the roasted sweet potato flavor with stable quality and controllable flavor, so that the flavor characteristics of natural roasted sweet potatoes are well simulated, the problems of low yield, complex components, difficulty in separation and purification, large blending workload and the like caused by a preparation process of the natural roasted sweet potato flavor are solved, the offensive odor and irritation introduced when the natural sweet potato flavor is applied in cigarettes are avoided, the roasted sweet note of the cigarettes is effectively improved, and the application value is very good.

摘要：【中文】本发明涉及一种低脂肪酸DDMP二酯甜味剂、制备方法及应用，本技术方案以2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮为原料，通过酯化反应制备五种2,3‑二氢‑3,5‑二酰氧基‑6‑甲基‑4H‑吡喃‑4‑酮，该类化合物具有良好的存储稳定性和加香稳定性，添加至卷烟中不仅展现了2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮增加口腔甜润感和改善余味舒适性的作用，还能够丰富烟香，增加烟气透发性和细腻程度，提升卷烟香气质，并赋予卷烟典型的果香、酸香或奶香等特征，具有潜在应用价值。 【EN】The invention relates to a low-fatty acid DDMP diester sweetening agent, a preparation method and application, the technical scheme takes 2, 3-dihydro-3, 5-dihydroxy-6-methyl-4H-pyran-4-ketone as a raw material, five kinds of 2, 3-dihydro-3, 5-diacyloxy-6-methyl-4H-pyran-4-ketone are prepared through esterification reaction, the compounds have good storage stability and flavoring stability, the compounds not only show the effects of increasing the sweet feeling of the oral cavity and improving the aftertaste comfort when being added into cigarettes, but also enrich the tobacco fragrance and increase the smoke penetrability and the fineness, the aroma quality of the cigarette is improved, the cigarette is endowed with the characteristics of typical fruit aroma, acid aroma or milk aroma and the like, and the cigarette has potential application value.

摘要：【中文】本发明涉及一种酸香型烟草甜味剂、制备方法及在卷烟中的应用，本技术方案以2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮为原料，通过酯化反应制备两种酸香型2,3‑二氢‑3‑羟基‑5‑酰氧基‑6‑甲基‑4H‑吡喃‑4‑酮，该类化合物具有良好的存储稳定性和加香稳定性，添加至卷烟中不仅展现了2,3‑二氢‑3,5‑二羟基‑6‑甲基‑4H‑吡喃‑4‑酮增加口腔甜润感和改善余味舒适性的作用，还能够中和烟气中的碱性物质，丰富烟香，增加烟气透发性和细腻程度，提升卷烟香气质，具有潜在应用价值。 【EN】The invention relates to a sour-flavor tobacco sweetener, a preparation method and application thereof in cigarettes, the technical scheme takes 2, 3-dihydro-3, 5-dihydroxy-6-methyl-4H-pyran-4-one as a raw material, and two kinds of sour-flavor 2, 3-dihydro-3-hydroxy-5-acyloxy-6-methyl-4H-pyran-4-one are prepared through esterification reaction, the compounds have good storage stability and flavoring stability, the compounds not only show the effects of increasing the sweet feeling of the oral cavity and improving the aftertaste comfort when being added into the cigarettes, but also can neutralize alkaline substances in smoke, the cigarette fragrance is enriched, the smoke penetrability and the fineness are increased, the cigarette fragrance quality is improved, and the cigarette has potential application value.

摘要：【中文】本发明公开了一种无重力爆珠强度检测装置，其包括底座、固定座、测头、水平导向结构、滑动结构、光栅尺、压头、立柱、升降滑块、横梁、夹具和负压气源；其中，固定座、水平导向结构和立柱设置在底座上；测头设置在固定座上，测头中嵌设有第一压力传感器；滑动结构与水平导向结构滑动连接；光栅尺和压头设置在滑动结构上，压头与测头位置对齐，压头中嵌设有第二压力传感器；夹具的一端与横梁相连，夹具的另一端用于固定爆珠，夹具中设置有与负压气源连通的通孔。本发明通过测头和压头的配合实现了在水平方向对爆珠固定，消除了爆珠重力对爆珠强度检测的影响，并通过绘制压力‑位移曲线实现了对爆珠强度的精确检测。 【EN】The invention discloses a gravity-free bead explosion strength detection device which comprises a base, a fixed seat, a measuring head, a horizontal guide structure, a sliding structure, a grating ruler, a pressure head, an upright post, a lifting slide block, a cross beam, a clamp and a negative pressure air source, wherein the fixed seat is fixedly arranged on the base; wherein, the fixed seat, the horizontal guide structure and the upright post are arranged on the base; the measuring head is arranged on the fixed seat, and a first pressure sensor is embedded in the measuring head; the sliding structure is connected with the horizontal guide structure in a sliding manner; the grating ruler and the pressure head are arranged on the sliding structure, the position of the pressure head is aligned with that of the measuring head, and a second pressure sensor is embedded in the pressure head; one end of the clamp is connected with the cross beam, the other end of the clamp is used for fixing the blasting beads, and a through hole communicated with a negative pressure air source is formed in the clamp. The invention realizes the fixation of the blasting bead in the horizontal direction through the matching of the measuring head and the pressure head, eliminates the influence of the gravity of the blasting bead on the detection of the strength of the blasting bead, and realizes the accurate detection of the strength of the blasting bead by drawing a pressure-displacement curve.

摘要：【中文】本发明公开了一种无重力爆珠强度检测方法，其包括：通过负压将待测爆珠吸附在夹具上，并将爆珠置于压头和测头之间；控制横梁及滑动结构运动，以使待测爆珠分别与测头和压头接触；取消对待测爆珠的吸附；将夹具从压头和测头之间移出；控制滑动结构带动压头挤压待测爆珠；通过测头中的第一压力传感器获得待测爆珠所承受的压力信息，并向控制器发出压力信号；通过光栅尺获得待测爆珠变形时，滑动结构所产生的位移信息，并向控制器发出位移信号；控制器根据压力信号和位移信号绘制压力‑位移曲线。本发明提供的无重力爆珠强度检测方法，消除了爆珠重力对爆珠强度检测的影响，并通过绘制压力‑位移曲线实现了对爆珠强度的精确检测。 【EN】The invention discloses a method for detecting the strength of a gravity-free bead explosion, which comprises the following steps: adsorbing the bead to be tested on the clamp through negative pressure, and placing the bead between the pressure head and the measuring head; controlling the beam and the sliding structure to move so that the blasting beads to be detected are respectively contacted with the measuring head and the pressure head; the adsorption to the blasting beads to be detected is cancelled; moving the fixture out of the space between the pressure head and the measuring head; controlling the sliding structure to drive the pressure head to extrude the blasting bead to be detected; obtaining pressure information borne by a to-be-detected blasting bead through a first pressure sensor in a measuring head, and sending a pressure signal to a controller; obtaining displacement information generated by the sliding structure when the explosion balls to be detected deform through the grating ruler, and sending a displacement signal to the controller; the controller plots a pressure-displacement curve based on the pressure signal and the displacement signal. The method for detecting the strength of the explosion bead without the gravity eliminates the influence of the gravity of the explosion bead on the detection of the strength of the explosion bead, and realizes the accurate detection of the strength of the explosion bead by drawing a pressure-displacement curve.