EP2865280B1 - Dispositif et procédé destiné à défaire un produit de tabac dans une installation de l'industrie de traitement du tabac - Google Patents
Dispositif et procédé destiné à défaire un produit de tabac dans une installation de l'industrie de traitement du tabac Download PDFInfo
- Publication number
- EP2865280B1 EP2865280B1 EP14187464.4A EP14187464A EP2865280B1 EP 2865280 B1 EP2865280 B1 EP 2865280B1 EP 14187464 A EP14187464 A EP 14187464A EP 2865280 B1 EP2865280 B1 EP 2865280B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tobacco material
- processing drum
- interior
- air
- fresh air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Not-in-force
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Classifications
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/04—Humidifying or drying tobacco bunches or cut tobacco
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/06—Loosening tobacco leaves or cut tobacco
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B9/00—Control of the moisture content of tobacco products, e.g. cigars, cigarettes, pipe tobacco
Definitions
- the invention relates to a device for releasing tobacco, comprising a process drum having a supply opening provided on a Einbringseite, can be introduced through the tobacco in an interior of the process drum, and provided with a discharge side discharge opening, by the dissolved tobacco with a certain temperature a process air supply unit for introducing process air into the interior of the process drum and means for introducing steam and / or water into the process air and / or in the interior of the process drum, also is a Frischluftzuschreibiki for supplying fresh air to the Provided process air, wherein by means of the process air present in the interior of the process drum tobacco is treatable.
- the invention also relates to a method for releasing tobacco in a process drum having an introduction opening provided on an introduction side and an application opening provided on an application side, wherein the tobacco material is introduced into an interior of the process drum through the introduction opening and dissolved tobacco material is discharged from the interior of the process drum at a certain temperature at the discharge opening, and wherein the interior of the process drum process air is supplied and in the process air and / or in the interior of the process drum steam and / or water is introduced, wherein the present in the process drum tobacco material is supplied with the process air.
- Tobacco is dried after harvest to a relatively low residual moisture content of about 9% to 12% and is usually pressed into bales or packages for shipping.
- this relatively dry tobacco is to be further processed into smoke products, it is necessary to separate and separate the individual leaves or leaf pieces or ribs or rib pieces present in the pressed bales from one another. This known as dissolving the tobacco product process is a sub-process of tobacco processing.
- the tobacco bales are first mechanically precut into smaller portions.
- the tobacco bale is precut for example with a so-called "slicer", preferably perpendicular to the sheet material, cut into tobacco slices or portioned by means of forks.
- the precut tobacco material is then gently dissolved mechanically under the action of heat and moisture.
- the tobacco material present in the interior of the process drum is exposed to moist and warm process air. This is supplied with steam and brought to the desired temperature and humidity.
- a device for dissolving or treating tobacco is out WO-A-2012/025130 known. This device comprises a rotatable process drum which receives the tobacco material. After completion of the preheating phase, the process air is returned via a return line from the discharge side of the process drum to the feed side. In production mode, the process air circulates through the interior of the process drum and the return line. Continuously supplied steam regulates and regulates the temperature of the process air.
- Another device for treating tobacco is out GB-A-2 083 600 known.
- Out DE-A-10 2006 058 059 is a release and conditioning drum of the tobacco-processing industry, in which the tobacco is placed over an entry opening in an interior of the drum, dissolved in this and discharged via a discharge opening from the interior.
- moist and warm process air is introduced into the interior of the drum.
- the process air is removed from the drum.
- a return line through which process air is returned from the output side of the process drum to its input side.
- an adjustable proportion of the process air is returned to the drum or discharged to the environment as exhaust air.
- fresh air from the environment of the drum is sucked in, heated by means of a heat exchanger, and added to the process air.
- the process air is continuously admixed with a certain amount of fresh air, in particular with a constant time.
- the Flex process is an option for tobacco conditioning that uses a constant ratio of steam to tobacco.
- a heat exchanger is integrated in the return line.
- this is only possible in a very narrow regulatory area.
- the object of the invention is to provide a device and a method for releasing tobacco, wherein an improved control of the process parameters, in particular the process temperature should be possible.
- a device for releasing tobacco comprising a process drum with a supply opening provided on a Einbringseite through which tobacco material is introduced or introduced into an interior of the process drum, and provided with a discharge side discharge opening, through the dissolved tobacco a process air supply unit for introducing process air into the interior of the process drum, means for introducing steam and / or water into the process air and / or into the interior of the process drum, a Frischluftzuschreibiki for supplying fresh air to the process air, wherein the tobacco material present in the interior of the process drum can be treated by means of the process air, the device is further developed by a control unit and a temperature sensor connected thereto is provided for detecting the temperature of the dissolved tobacco product and the fresh air supply unit comprises a first controllable by the control unit volumetric flow controller for controlling a process air supplied volume flow of fresh air, wherein the control unit is adapted to control the process air supplied volume flow of fresh air so that in Depending on the detected temperature of the dissolved tobacco product of the first volume flow controller set volume
- the invention is based on the idea that in a device for releasing tobacco material, the temperature and also the humidity of the process air, by means of a fresh air flow supplied to the process air can be regulated.
- the volume flow of fresh air, which is added to the process air for the treatment of the tobacco is regulated in dependence on the temperature of the dissolved tobacco product leaving the process drum.
- a direct detection of the temperature of the dissolved tobacco product takes place.
- a consistently high quality of the dissolved tobacco product is ensured and its temperature is kept very constant during the dissolution process at a predetermined temperature setpoint. This is especially true when the process is run at a constant ratio of tobacco to steam.
- the device according to the invention uses the temperature of the tobacco product as a controlled variable, wherein the volume flow of the fresh air is the manipulated variable of the process.
- the control mechanism is the water loading of the process air and thus their relative humidity on the mixing ratio of the process air with fresh air to change.
- the addition of fresh air to the process air reduces the relative humidity in the process air.
- the process is favored that water evaporates the wet surface of the tobacco into the process air until a balance between the discharge of water of the wet tobacco with the water absorption capacity of the process air.
- heat is required, which is withdrawn from the tobacco. Due to the removal of heat for the evaporation process, the tobacco temperature drops in the tobacco. According to the above can therefore be achieved by the addition of fresh air cooling of the tobacco in a simple manner
- a regulation of the humidity and / or the temperature of the process air by a volume flow of fresh air admixed with the process air also offers the advantage that a larger control range is available for the temperature and / or the humidity of the process air.
- the temperature and / or the humidity of the process air can be varied within a larger parameter range.
- control unit is set up such that the first volumetric flow controller is controllable or regulated in a closed loop in particular such that the volumetric flow of fresh air supplied to the process air can be set or adjusted so that the detected temperature of the in the process drum dissolved tobacco corresponds to at least approximately a temperature setpoint.
- the temperature of the tobacco is controlled by the position of the first volume flow regulator, which is for example a control or throttle.
- the control circuit of the device directly uses the temperature of the dissolved tobacco as a controlled variable.
- the temperature of the tobacco product is therefore adjusted more reliably and precisely.
- a return line extending between the discharge side and the delivery side of the process drum for returning process air into the interior of the process drum is provided, wherein a fresh air supply line is connected to the return line and the first volume flow regulator is provided in the fresh air supply line.
- the volume flow regulator is a throttle valve provided in the fresh air supply line, which is also to be referred to as a fresh air flap. Their flap position determines the volume flow controlled by the first volume flow controller.
- this embodiment is further developed in that a heat exchanger is provided in the fresh air supply line, wherein the control unit is set up such that the heat exchanger is regulated or regulated so that the supplied fresh air has a constant and in particular predetermined temperature.
- the temperature of the fresh air is kept constant, it is possible that the temperature and / or the humidity of the process air is determined exclusively by the volume flow of the fresh air supplied to the process air.
- the first volume flow controller is required as an actuator for the control loop. In such a device, the necessary control and control of the device for the process control over conventional Facilities simplified.
- the means for releasing tobacco material is designed so that a coupled to the return line exhaust pipe is provided for the removal of process air, wherein in the exhaust duct, a third volume flow regulator is provided, and wherein the control unit is arranged such that it the first and the third volumetric flow controller regulates such that a volume flow of fresh air present in the fresh air supply line and a volumetric flow of the exhaust air present in the main exhaust line correlate, in particular correlate linearly.
- the device is thus designed so that a continuous exchange of the process air takes place. Since the volume flows of the fresh air and the exhaust air, apart from the continuously exchanged process air amount, compensate each other, is advantageously dispensed with a dome pressure control. A corresponding hood is optionally provided on the delivery side of the process drum. The absence of the dome pressure control simplifies the design and control of the device for releasing tobacco. An example existing offset between the flow of fresh air and the volume flow of the exhaust air ensures that the additional amount of air introduced does not exit at the bottom of the outlet hood, but with the vapor, so the resulting air during the treatment process, is sucked.
- the device for releasing tobacco material is characterized in that a conveying device is provided for feeding tobacco material into the process drum, wherein the regulating unit is set up in such a way that that it controls this conveyor and the means for introducing steam and / or water so that an introduced into the process air and / or in the interior of the process drum first mass of steam and / or water and a second mass of introduced into the process drum tobacco to stand in a constant relationship.
- the conveyor is preferably a clock-controlled feed belt, in which in particular a belt scale is integrated.
- a constant tobacco to vapor ratio is advantageous in view of a simplified control of the device for releasing tobacco material, since this is operable with a continuous mass flow of steam.
- a Sprinkler unit is provided in the interior of the process drum, wherein liquid is present or acted upon by the sprinkler unit in the process drum tobacco material, and wherein the control unit is adapted to one of this sprinkler unit in the To regulate the treatment drum introduced volume of liquid so that this volume and introduced into the interior of the treatment drum mass of tobacco in a constant ratio.
- control parameter is used in the device for releasing tobacco according to one or more of the aforementioned embodiments.
- This is the amount of fresh air supplied to the process air.
- the remaining process parameters in particular the temperature of the fresh air, the mass of steam and / or water supplied to the tobacco product and the volume of liquid with which the tobacco material is applied, are preferably kept constant.
- the control unit is set up in particular to regulate the temperature of the dissolved tobacco product exclusively by the volume flow of fresh air supplied to the process air.
- the first volume flow controller is controlled so that the volume flow in the fresh air line is proportional to the volume flow in the exhaust air line.
- the volume flow in the process air return behaves antiproportional to that of the fresh air.
- control mechanism is to change the water loading of the process air and thus its relative humidity via the mixing ratio of the process air with the fresh air supplied. For this purpose, a more or less large volume flow of fresh air is supplied to the process air. So that the amount of process air is not changed, the proportion of circulating process air and the volume flow of discharged exhaust air are adjusted accordingly.
- the temperature sensor is a first non-contact temperature sensor and / or a second temperature sensor, which is integrated into a component which is in thermal contact, at least indirectly, with the dissolved tobacco material applied to the dispensing opening.
- the second temperature sensor is provided for example in a conveyor trough and / or in a discharge hood. It is conceivable that the second temperature sensor is at least indirectly in thermal contact with the dissolved tobacco product, e.g. is arranged in the conveyor trough, which is provided in particular for receiving discharged from the discharge opening dissolved tobacco product.
- the temperature of the discharged and dissolved tobacco product with the first and / or the second temperature sensor is detected precisely and quickly, so that the temperature and / or the humidity of the process air can be adjusted with high accuracy.
- the object of the invention is also achieved by a method for releasing tobacco in a process drum having a supply opening provided on a Einbringseite and provided on a Ausbringseite discharge opening, wherein the tobacco is introduced into an interior of the process drum through the insertion opening and dissolved tobacco with a specific Temperature at the discharge opening is discharged from the interior of the process drum, and wherein the process air is supplied to the interior of the process drum and in particular in the process air and / or in the interior of the process drum steam and / or water is introduced, wherein the present in the process drum with tobacco the process air is acted upon, and wherein the method is further developed in that the temperature of the dissolved tobacco product is detected and depending on the detected temperature of the tobacco material a certain volume flow of fresh air of the process air be is mixed to influence the temperature of the dissolved tobacco.
- the method is preferably characterized in that one of the process air supplied volume flow of fresh air in a closed loop in particular is controlled so that the detected temperature of the dissolved tobacco material corresponds at least approximately to a temperature setpoint.
- the fresh air added to the process air is heated to a predetermined, in particular constant, temperature, in particular heated.
- a first mass of tobacco material and in the process air and / or in the interior of the process drum a second mass of steam and / or water is introduced into the interior of the process drum, wherein the first and the second mass in a constant ratio to stand by each other.
- a liquid is introduced into the interior of the process drum, whereby the tobacco material is charged with this liquid, and a volume of the introduced liquid and a mass of tobacco material introduced into the process drum are in a fixed relationship to one another.
- FIG. 1 schematically shows a simplified perspective view of a device 2 for releasing tobacco.
- This includes a preferably cylindrical process drum 4, in which the tobacco material is dissolved and optionally treated.
- the process drum 2 is driven in particular in rotation by a drive, not shown, wherein its axis of rotation has a predetermined inclination angle of, for example, 2 ° relative to the horizontal.
- the precut tobacco material is fed to an interior of the process drum 2 at a front side provided introduction side 6 via an insertion opening, not shown.
- the dissolved and possibly treated tobacco material inside the process drum 2 is discharged from the interior of the process drum 4 at a certain temperature.
- the tobacco can not only be solved, but also subjected to further treatment steps.
- the tobacco can be sauces.
- the interior of the process drum 2 may be divided into an easing zone and a treatment zone.
- the tobacco material is fed to the process drum 4 on the introduction side 6 via a conveyor 10, which is in particular a clock-controlled feed belt in which a belt scale is integrated.
- a hood 12 is provided on the opposite application side 8. The tobacco leaves the cover 12 at the bottom and is fed on a conveyor trough 14 to the subsequent processing steps.
- the device 2 for releasing tobacco material comprises a process air supply unit for introducing process air into the interior of the process drum 4.
- a fresh air supply unit 21 provided, which includes a heat exchanger 24 and a fresh air supply line 22.
- the process air supply unit comprises a return line 16, which extends from the discharge side 8 to the introduction side 6 of the process drum 4, whereby process air sucked in on the discharge side 8 is returned to the feed side 6 of the process drum 4.
- a further heat exchanger 18 is provided in the return line 16.
- the process air is conveyed through a suitable blower 20 provided in the return line 16.
- the fresh air supply line 22 is connected to the return line 16 at the connection point 48.
- the fresh air drawn in from the environment or from the atmosphere is tempered with the aid of the heat exchanger 24, and is preferably heated to a constant and in particular predetermined temperature.
- the fresh air is drier and / or warmer than the process air during operation of the devices 2 for treating tobacco.
- process air is extracted via an exhaust system of the device 2.
- the exhaust air leaves the system via an exhaust pipe 26 with the exhaust port 26 is a main exhaust line 28 is connected.
- 26 more exhaust ducts 34 are connected to this main exhaust line. These promote exhaust air from a provided on the introduction side 6 first exhaust hood 30 and provided on the discharge side 8 second exhaust hood 32.
- the exhaust air flow is maintained by means of a suitable blower 20, so that the exhaust air via the exhaust pipe 26 are deducted from the system can.
- the device 2 for releasing tobacco material also comprises at least one temperature sensor 52, 54 for detecting the temperature of the dissolved tobacco product.
- the in FIG. 1 shown device 2 two temperature sensors 52, 54.
- a first temperature sensor 52 is a non-contact temperature sensor, in particular an infrared sensor.
- the first temperature sensor 52 is provided in the hood 12, which is a discharge hood.
- the second temperature sensor 54 is in FIG. 1 integrated as an example in the conveyor trough 14.
- the second temperature sensor 54 may be, for example, a thermocouple.
- the second temperature sensor 54 is in at least indirect thermal contact with the discharged from the process drum 4 and further conveyed in the conveyor trough 14 dissolved tobacco.
- the fresh air supply unit 21 For supplying fresh air to the process air, the fresh air supply unit 21 is connected to the return line 14. In order to control and regulate the volume flow of the fresh air admixed with the process air, the fresh air supply line 22 also comprises a first volume flow regulator 36, shown schematically.
- This first volume flow controller 36 is in particular a throttle or control flap. It should be referred to in the context of this description as a fresh air flap FL.
- the return line 16 comprises a second volume flow regulator 38.
- the second volume flow regulator 38 is also preferably a throttle or control flap. It should also be referred to as process air flap KL in the context of this description.
- the exhaust air line 28 includes a third volume flow controller 40 for controlling the volume flow of the exhaust air.
- This third volume flow controller 40 is preferably designed as a throttle or control flap, which (r) should also be referred to as exhaust air flap AL.
- the device 2 for releasing tobacco material also comprises a control unit 42, which is set up in such a way that it influences the volume flow of fresh air set by the first volume flow controller 36 as a function of the detected temperature of the dissolved tobacco product.
- the second and third volumetric flow controllers 38, 40 are adjusted as a function of the position of the first volumetric flow controller 36.
- the second volumetric flow regulator 38 is regulated proportionally to the first volume flow regulator 36.
- the third volume flow controller 40 is controlled in particular antiproportional to the first volume flow controller 36.
- a straight line equation is deposited, which determines the position of the fresh air flap FL to the exhaust air flap AL
- FIG. 2 describes a simplified process scheme for carrying out a method for releasing tobacco in the in FIG. 1 shown installation, according to another embodiment, shows.
- the process drum 4 is supplied in particular precut tobacco material T, which is dissolved in the process drum 4.
- the process air is subjected to steam S. This is done by supplying steam to the process air through a steam nozzle 44 integrated in the return line 16 and / or steam S through a steam nozzle 44 located directly in the interior of the process drum 4.
- a sprinkler unit 46 located in the interior of the process drum 4, a sprinkler unit 46, by means of which in the process drum 4 existing tobacco material T with a liquid, in particular with water, is applied. By exposure to heat and moisture, the tobacco T is released, so that at the Application side 8 of the process drum 4 dissolved tobacco T * is provided.
- the tobacco material T present in the interior of the process drum 4 is charged with the process air. This circulates through the return line 16 from the discharge side 8 of the process drum 2 to the introduction side 6.
- the return line 16 comprises the second volume flow regulator 38 and the process air flap PL, so that the volume flow of the process air can be regulated.
- a fresh air line 22 and the main exhaust line 28 are connected.
- a first to third volume flow controller 36, 38, 40 are provided in the respective lines.
- the volumetric flow controllers are connected to the control unit 42.
- the control unit 42 is adapted to control the volume flow of fresh air by appropriate control of the first volume flow controller 36 so that the volume flow of the fresh air and the volume flow of the exhaust air, which is determined by the position of the third volume flow controller 40, substantially mutually compensate.
- the first volume flow controller 36 and the third volume flow controller 40 are at least approximately synchronously driven.
- a linear equation between the position of the fresh air flap FL and the exhaust air flap AL can be stored in the control, which is reflected in the position of the first volumetric flow controller 36 and the position of the third volumetric flow controller 40.
- This regulation of the fresh air flap FL and the exhaust air flap AL serves to ensure that the additionally supplied air volume is not at the bottom the hood 12 out, but is sucked with the vapors.
- the first volume flow controller 36 and the second volume flow controller 38 which determines the volume flow of the process air PL, however, are driven in opposite directions.
- the described control of the first to third volumetric flow controller 36, 38, 40 of the process air depending on the position of the first volumetric flow controller 36, at the junction 48 a certain amount of fresh air is added.
- the process air is in particular continuously conveyed by means of the blower 20.
- the plant supplied fresh air A is further preferably heated in the heat exchanger 24 to a constant, and in particular predetermined temperature and in particular heated.
- the heat exchanger 24 is connected to a main steam line 50, which is fed with steam S.
- the heat exchanger 24 for heating the fresh air A is further controlled in particular by a control loop, comprising in temperature sensor 56, an integral proportional control 57 and a control valve 58. In the heat exchanger 24 accumulating condensate C is withdrawn from the system.
- the device 2 whose function in the functional diagram of FIG. 2 is shown schematically, also comprises at least one temperature sensor 52, 54, the measured value is used as a controlled variable for the position of the first to third volume flow controller 36, 38, 40.
- the measured value of the at least one temperature sensor 52, 54 served as a controlled variable for the position of the first volumetric flow controller 36, since the position of the second and third volumetric flow controllers 38, 40 takes place in dependence on the position of the first volumetric flow controller 36.
- the second exhaust hood 32 is shown, which is connected via the exhaust air line 34 to the blower 20, so that exhaust air AEX is withdrawn from the system.
- FIG. 3 schematically shows a process diagram according to another embodiment.
- the basic structure of in FIG. 3 shown process schema is already off FIG. 2 so that only the differences compared to the process diagram shown there should be discussed.
- FIG. 3 Process diagram shown relates to a process drum like her WO-A-2012/025130 is known. Unlike the in FIG. 1 illustrated embodiment, this process drum only a heat exchanger (28, see Offenlegungsschrift WO-A-2012/025130 ) on. This heat exchanger (reference numeral 24 in FIG Fig. 3 ) is used on the one hand for preheating the process drum and is used in the present invention in addition to heating the fresh air
- FIG. 4 schematically shows the time-dependent trace for the detected by means of the at least one temperature sensor 52, 54 temperature (reference numeral 60) of the tobacco material T in ° C over time in any units.
- the horizontally extending dashed line (reference numeral 62) indicates the desired temperature setpoint of the dissolved tobacco product T *.
- FIG. 4 the positions of the three volume flow controllers 36, 38, 40 shown.
- these are throttle or control flaps whose position determines the volume flow for the fresh air, the process air and the exhaust air.
- the flap positions are on the scale to the right Worn away side.
- the value "0" stands for a closed flap and the value "1" for an opened flap.
- a heating phase I the fresh air flap FL is completely closed.
- the process air flap PL is completely open.
- the process air is circulated through the return line 16 and the interior of the process drum 4 during the heating phase and continuously heated.
- the temperature of the tobacco product rises continuously until its temperature has reached the desired target temperature (horizontal dashed line, reference numeral 42). Since at the beginning of this phase no tobacco product is conveyed through the process drum 4, the temperature control can be carried out on the basis of the process air temperature.
- the process air is increasingly mixed with fresh air. Accordingly, the fresh air flap FL is opened while the process air flap PL is increasingly closed.
- the exhaust air flap AL is controlled substantially in proportion to the fresh air flap FL, with the possibility of keeping a constant offset or in the control to define a straight-line equation. Thus opens together with the fresh air flap FL and the exhaust air flap AL.
- the measured temperature (reference numeral 60) of the dissolved tobacco T * falls below the temperature setpoint (reference numeral 62). This has the consequence that the fresh air content is reduced to the process air, which means that the fresh air flap FL further closed and the process air flap PL is opened again.
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Claims (15)
- Dispositif (2) destiné à défaire un lot de tabac (T), comprenant un tambour de traitement (4) ayant une ouverture de chargement prévue sur un côté de chargement (6), par laquelle le lot de tabac (T) peut être chargé dans l'espace intérieur du tambour de traitement (4), et ayant une ouverture de déchargement prévue sur un côté de déchargement (8), par laquelle un lot défait de tabac (T*) ayant une certaine température peut être déchargé de l'espace intérieur, une unité d'acheminement d'air de traitement pour introduire de l'air de traitement dans l'espace intérieur du tambour de traitement (4), et des moyens (44, 46) pour introduire de la vapeur (S) et/ou de l'eau (W) dans l'air de traitement et/ou dans l'espace intérieur du tambour de traitement (4), une unité d'acheminement d'air frais (21) pour acheminer de l'air frais (A) à l'air de traitement, le lot de tabac (T) présent dans l'espace intérieur du tambour de traitement (4) étant apte à être traité à l'aide de l'air de traitement, caractérisé en ce qu'une unité de régulation (42) et un capteur de température (52, 54) y raccordé pour capter la température (60) du lot défait de tabac (T*) est prévu et que l'unité d'acheminement d'air frais (21) comprend un premier régulateur de flux volumique (36), susceptible d'être commandé par l'unité de régulation (42), pour régler un flux volumique d'air frais acheminé à l'air de traitement, l'unité de régulation (42) étant configurée pour régler le flux volumique d'air frais (A) acheminé à l'air de traitement de façon telle que le flux volumique d'air frais (A) réglé par le premier régulateur de flux volumique (36) puisse être influencé en fonction de la température captée (60) du lot défait de tabac (T*).
- Dispositif (2) selon la revendication 1, caractérisé en ce que l'unité de régulation (42) est configurée de façon que le premier régulateur de flux volumique (36) puisse être réglé, notamment dans une boucle fermée, de façon que le flux volumique d'air frais (A) acheminé à l'air de traitement puisse être ajusté de façon que la température (60) captée du lot de tabac (T*) défait dans le tambour de traitement (4) corresponde au moins approximativement à une température de consigne (62).
- Dispositif (2) selon la revendication 1 ou 2, caractérisé en ce qu'un conduit de retour (16) s'étendant entre le côté de déchargement (8) et le côté de chargement (6) du tambour de traitement (4) pour reconduire de l'air de traitement dans l'espace intérieur du tambour de traitement (4) est prévu, un conduit d'acheminement d'air frais (22) étant relié au conduit de retour (16) et le premier régulateur de flux volumique (36) étant prévu dans le conduit d'acheminement d'air frais (22).
- Dispositif (2) selon la revendication 3, caractérisé en ce qu'un échangeur de chaleur (24) est prévu dans le conduit d'acheminement d'air frais (16) et que l'unité de régulation (42) est configurée pour régler l'échangeur de chaleur (24) de façon que l'air frais (A) acheminé à l'air de traitement présente une température constante et notamment prédéterminée.
- Dispositif (2) selon la revendication 3 ou 4, caractérisé en ce qu'un conduit d'évacuation principal (28) relié au conduit de retour (16) pour l'évacuation d'air de traitement est prévu, un troisième régulateur de flux volumique (40) étant prévu dans le conduit d'évacuation principal (28), et l'unité de régulation (42) étant configurée de façon qu'elle règle le premier et le troisième régulateurs de flux volumique (36, 40) de façon qu'un flux volumique de l'air frais (A) existant dans le conduit d'acheminement d'air frais (22) soit en corrélation, notamment en corrélation linéaire, avec un flux volumique d'air évacué (AEX) existant dans le conduit d'évacuation principal (28).
- Dispositif (2) selon l'une des revendications 1 à 5, caractérisé en ce qu'un dispositif de transport (10) pour acheminer un lot de tabac (T) dans le tambour de traitement (4) est prévu, l'unité de régulation (42) étant configurée de façon qu'elle règle ledit dispositif de transport (10) et les moyens (44, 46) pour introduire de la vapeur (S) et/ou de l'eau (W) d'une façon telle qu'une première masse de vapeur (S) et/ou d'eau (W) introduite dans l'espace intérieur du tambour de traitement (4) et une deuxième masse du lot de tabac (T) introduit dans le tambour de traitement (4) soient dans un rapport constant l'une par rapport à l'autre.
- Dispositif (2) selon la revendication 6, caractérisé en ce qu'une unité d'aspersion (46) est prévue dans l'espace intérieur du tambour de traitement (4) à l'aide de laquelle un liquide peut être ajouté au lot de tabac (T) présent dans le tambour de traitement (4), l'unité de régulation (42) étant configurée pour régler un volume de liquide introduit par l'unité d'aspersion (46) dans l'espace intérieur du tambour de traitement (4) d'une façon telle que ce volume de fluide et la masse du lot de tabac (T) introduite dans l'espace intérieur du tambour de traitement (4) soient dans un rapport constant.
- Dispositif (2) selon l'une des revendications 1 à 7, caractérisé en ce que l'unité de régulation (42) est configurée de façon que la température (60) du lot défait de tabac (T*) puisse être réglée exclusivement par le flux volumique d'air frais (A) acheminé à l'air de traitement.
- Dispositif (2) selon l'une des revendications 1 à 8, caractérisé en ce que ledit au moins un capteur de température (52, 54) est un premier capteur de température (52) fonctionnant sans contact et/ou un deuxième capteur de température (54) qui est intégré dans un composant qui est au moins indirectement en contact thermique avec le lot défait de tabac (T*) déchargé à l'ouverture de déchargement.
- Procédé pour défaire un lot de tabac (T) dans un tambour de traitement (4) ayant une ouverture de chargement prévue sur un côté de chargement (6) et une ouverture de déchargement prévue sur un côté de déchargement (8), le lot de tabac (T) étant introduit par l'ouverture de chargement dans un espace intérieur du tambour de traitement (4) et un lot défait de tabac (T*) ayant une certaine température étant déchargé de l'espace intérieur du tambour de traitement (4) à l'ouverture de déchargement, et de l'air de traitement étant introduit dans l'espace intérieur du tambour de traitement (4) et de la vapeur (S) et/ou de l'eau (W) étant introduite dans l'air de traitement et/ou dans l'espace intérieur du tambour de traitement (4), l'air de traitement étant ajouté au lot de tabac (T) présent dans le tambour de traitement (4), caractérisé en ce que la température du lot défait de tabac (T*) est captée et en ce que, en fonction de la température captée (60) du lot défait de tabac (T*), un certain flux volumique d'air frais (A) est ajouté à l'air de traitement destiné au traitement du lot de tabac (T) afin d'influencer la température du lot défait de tabac (T*).
- Procédé selon la revendication 10, caractérisé en ce que le flux volumique d'air frais (A) acheminé à l'air de traitement est réglé dans une boucle de réglage notamment fermée d'une manière telle que la température captée (60) du lot défait de tabac (T*) corresponde au moins approximativement à une température de consigne (62).
- Procédé selon la revendication 10 ou 11, caractérisé en ce que l'air frais (A) mélangé à l'air de traitement est mis, notamment chauffé, à une température prédéterminée, notamment constante.
- Procédé selon l'une des revendications 10 à 12, caractérisé en ce que qu'une première masse du lot de tabac (T) est introduite dans l'espace intérieur du tambour de traitement (4) et une deuxième masse de vapeur (S) et/ou d'eau (W) est introduite dans l'espace intérieur du tambour de traitement (4), la première et la deuxième masse étant dans un rapport constant l'une par rapport à l'autre.
- Procédé selon l'une des revendications 10 à 13, caractérisé en ce qu'un liquide est introduit dans l'espace intérieur du tambour de traitement (4) et en ce que le liquide est ajouté au lot de tabac (T), un volume du fluide introduit dans l'espace intérieur du tambour de traitement (4) et une masse du lot de tabac (T) introduite dans le tambour de traitement (4) étant dans un rapport constant l'un par rapport à l'autre.
- Procédé selon l'une des revendications 10 à 14, caractérisé en ce que la température du lot défait de tabac (T*) est réglée exclusivement par le flux volumique d'air frais (A) acheminé à l'air de traitement.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201310221663 DE102013221663A1 (de) | 2013-10-24 | 2013-10-24 | Einrichtung und Verfahren zum Lösen von Tabakgut in einer Anlage der Tabak verarbeitenden Industrie |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2865280A1 EP2865280A1 (fr) | 2015-04-29 |
EP2865280B1 true EP2865280B1 (fr) | 2016-07-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14187464.4A Not-in-force EP2865280B1 (fr) | 2013-10-24 | 2014-10-02 | Dispositif et procédé destiné à défaire un produit de tabac dans une installation de l'industrie de traitement du tabac |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2865280B1 (fr) |
CN (1) | CN104544531B (fr) |
DE (1) | DE102013221663A1 (fr) |
PL (1) | PL2865280T3 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108851171A (zh) * | 2018-08-17 | 2018-11-23 | 红塔烟草(集团)有限责任公司 | 一种具有废气循环功能的叶片复烤系统及其控制方法 |
CN113796555A (zh) * | 2021-09-30 | 2021-12-17 | 湖北中烟工业有限责任公司 | 烟草物料回潮设备 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3905123A (en) * | 1973-10-15 | 1975-09-16 | Industrial Nucleonics Corp | Method and apparatus for controlling a tobacco dryer |
US4069830A (en) * | 1974-07-25 | 1978-01-24 | Hauni-Werke Korber & Co. Kg | Apparatus for conditioning tobacco |
GB2062203B (en) * | 1979-10-25 | 1984-08-30 | Tobacco Res & Dev | Drying of tobacco products |
US4434563A (en) * | 1980-02-28 | 1984-03-06 | Hauni-Werke Korber & Co. Kg | Method and apparatus for drying tobacco |
US5103842A (en) * | 1990-08-14 | 1992-04-14 | Philip Morris Incorporated | Conditioning cylinder with flights, backmixing baffles, conditioning nozzles and air recirculation |
DE19751525C2 (de) * | 1997-11-20 | 2003-02-13 | Bat Cigarettenfab Gmbh | Verfahren und Vorrichtung zur Regelung der Ausgangsfeuchte von Tabak |
CN1305418C (zh) * | 2002-03-14 | 2007-03-21 | 日本烟草产业株式会社 | 原料的湿度调节方法和湿度调节机 |
KR20040099215A (ko) * | 2004-11-02 | 2004-11-26 | 합명회사 신흥기업사 | 열풍순환벌크건조기의 송풍량 제어방법 |
DE102006058059A1 (de) | 2006-12-07 | 2008-06-12 | Hauni Maschinenbau Ag | Lösen von Tabakgut in einer Lösetrommel |
CN103052327B (zh) | 2010-08-24 | 2016-01-20 | 豪尼机械制造股份公司 | 用于处理烟草的装置 |
CN102415609B (zh) * | 2010-12-30 | 2013-06-26 | 厦门烟草工业有限责任公司 | 一种烟草加料机工艺热风循环装置及其控制方法 |
-
2013
- 2013-10-24 DE DE201310221663 patent/DE102013221663A1/de not_active Ceased
-
2014
- 2014-10-02 PL PL14187464T patent/PL2865280T3/pl unknown
- 2014-10-02 EP EP14187464.4A patent/EP2865280B1/fr not_active Not-in-force
- 2014-10-24 CN CN201410574644.1A patent/CN104544531B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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CN104544531B (zh) | 2018-02-27 |
CN104544531A (zh) | 2015-04-29 |
PL2865280T3 (pl) | 2017-01-31 |
EP2865280A1 (fr) | 2015-04-29 |
DE102013221663A1 (de) | 2015-04-30 |
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