Abstract: A processor according to an aspect: during monitoring of operation situations, determines that switching to a safety mode is needed; on the basis of the number of all devices connected to photovoltaic (PV) modules and a predefined safety voltage, identifies a target voltage of each of all the devices; and provides a shutdown signal to each of all the devices so that an output voltage of each of all the devices is controlled to the target voltage.

Abstract: Provided are a smoking article filter and a smoking article. The smoking article filter includes lyocell tow including lyocell fibers and a phenol reducing material dispersed in the lyocell tow, wherein the phenol reducing material includes triethyl citrate (TEC), and the content of the triethyl citrate (TEC) ranges from 0.11 mg to 1.85 mg per length (mm) of the lyocell tow.

Abstract: Provided are a smoking article filter and a smoking article including the same. The smoking article filter includes lyocell tow including lyocell fibers and a phenol reducing material added to the lyocell tow, wherein the phenol reducing material includes polyethylene glycol (PEG), and the polyethylene glycol (PEG) has a weight average molecular weight (MW) in a range of 50 to 2,500.

Abstract: Provided are a smoking article filter, a manufacturing method thereof, and a smoking article. The smoking article filter includes lyocell tow including a plurality of lyocell fibers, and a phenol functional additive dispersed in the lyocell tow and including a phenol reducing material and a hydrophobic emulsion.

Abstract: Provided are a smoking article filter and a smoking article including the same. The smoking article filter includes lyocell tow including lyocell fibers and a phenol reducing material dispersed in the lyocell tow, wherein the phenol reducing material includes polyethylene glycol (PEG), the polyethylene glycol (PEG) has a weight average molecular weight (MW) in a range of 500 to 700, and the content of the polyethylene glycol (PEG) relative to a weight of the lyocell tow ranges from 1 wt % to 30 wt %.

Abstract: A smoking article filter and a smoking article including the same are provided. The smoking article filter includes lyocell tow including a plurality of lyocell fibers and a functional additive dispersed in the lyocell tow, wherein at least some of the plurality of lyocell fibers are not chemically modified by the functional additive.

Abstract: Disclosed is a door structure for adjusting an air flow in a heating, ventilating, and air conditioning (HVAC) system. The door structure includes a case slot formed in a case of the HVAC system, a door engaged with the case slot so as to be slidable along the case slot, and a driving shaft rotatably supported by the case and coupled to the door to allow the door to slide along the case slot through rotation of the driving shaft.

Abstract: An aerosol generating device may include a cartridge configured to store an aerosol generating material, a main body to which the cartridge is detachably coupled, a first heater configured to heat a cigarette inserted into the aerosol generating device, a second heater configured to heat an aerosol generating material, and a processor configured to individually control the first heater and the second heater so that the aerosol generating device operates in one of a smokeless mode in which visible smoke is not generated and a smoke mode in which visible smoke is generated.

Abstract: An aerosol generating device includes a cartridge configured to store an aerosol generating material, a main body to which the cartridge is detachably coupled, a first heater configured to heat a cigarette inserted into the aerosol generating device, a second heater configured to heat an aerosol generating material, and a processor configured to individually control the first heater and the second heater so that the aerosol generating device operates in one of a smokeless mode in which visible smoke is not generated and a smoke mode in which visible smoke is generated.

Abstract: An aerosol generating article includes an aerosol generating rod, which includes an aerosol generating material, and a filter rod arranged downstream of the aerosol generating rod and including a capsule. The capsule includes a core region, a first shell, and a second shell, and the core region includes a phenol reduction material.

Abstract: The present disclosure provides a smoking article filter including lyocell tow including a plurality of lyocell fibers, a phenolic functional material, and a binder and a method of producing the smoking article filter and provides a smoking article including the smoking article filter.

Abstract: An aerosol-generating system includes a cigarette and an aerosol-generating apparatus. The cigarette includes a medium part including a tobacco material, a flavor unit including a flavoring material and a moisturizer, and a wrapper configured to wrap the medium part and the flavor unit. The aerosol-generating apparatus includes a first heater arranged on a portion corresponding to the medium part and configured to directly heat the medium part and indirectly heat the flavor unit by using heat transmitted through the wrapper, and a processor configured to control the first heater to make the aerosol-generating apparatus operate in a smoke-free mode in which no visible smoke is generated.

Abstract: A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers and a binder configured to bond the lyocell fibers to each other is provided. The cigarette filter according to one embodiment of the present disclosure reduces each of tar and nicotine, which are delivered through cigarette smoke, by 70% to 95%. The cigarette filter according to one embodiment of the present disclosure has a resistance to draw of 80 mmWG to 200 mmWG. The cigarette filter according to one embodiment of the present disclosure is filled with the lyocell tow at a packing density of 0.2 g/mL to 0.6 g/mL. The cigarette filter according to one embodiment of the present disclosure addresses basic material-related problems, such as low hardness, of the lyocell tow and, further, has excellent filtration functionality as a filter.

Abstract: The present disclosure provides a smoking article filter which includes lyocell tow including lyocell fibers, a binder solution, and filter wrapping paper, and has 90% or higher biodegradation within 6 months according to the American Society for Testing and Materials (ASTM) D6691 under marine conditions at 30° C., and a smoking article including the smoking article filter.

Abstract: A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers, a binder configured to bond the lyocell fibers to each other, and a solvent dispersed in an inner space of the cigarette filter including the lyocell tow, wherein the solvent includes a polyhydric alcohol, is provided. According to one embodiment of the present disclosure, the polyhydric alcohol is a diol having a C1-C4 alkylene group. The cigarette filter according to one embodiment of the present disclosure overcomes the existing material-related problems of lyocell tow and has excellent hardness.

Abstract: A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers and a binder configured to bond the lyocell fibers to each other and has a hardness of 85% or higher is provided. According to one embodiment of the present disclosure, the cigarette filter has a hardness of 80% or higher even 5 minutes after 20 parts by weight to 25 parts by weight of water is added thereto based on 100 parts by weight of the lyocell tow. According to one embodiment of the present disclosure, the cigarette filter has a degree of collapse due to moisture of 7% or lower. According to one embodiment of the present disclosure, the cigarette filter overcomes existing, material-related problems of lyocell tow and has a high hardness and a low degree of collapse due to moisture.

Abstract: Provided herein are an aerosol-generating article having a flavor optimization function and an aerosol generation system including the same. The aerosol-generating article according to some embodiments of the present disclosure includes a filter portion, a medium portion which includes an aerosol-generating substrate and has a downstream end portion connected to an upstream end portion of the filter portion, and a wrapping structure which wraps around at least a portion of the filter portion or the medium portion. Here, the wrapping structure may include a heat conduction member or a heat conduction limiting member to appropriately control thermal energy delivered to the aerosol-generating substrate. Accordingly, the flavor and taste of tobacco smoke of the aerosol-generating article may be improved.

Abstract: Disclosed are an aerosol generating article and an aerosol generating device, wherein the aerosol generating article includes a tobacco rod and a cooling segment configured to cool aerosols generated from the tobacco rod through a tobacco composition.

Abstract: An aerosol-generating system includes a cigarette and an aerosol-generating apparatus. The cigarette includes a medium part including a tobacco material, a flavor unit including a flavoring material and a moisturizer, and a wrapper configured to wrap the medium part and the flavor unit. The aerosol-generating apparatus includes a first heater arranged on a portion corresponding to the medium part and configured to directly heat the medium part and indirectly heat the flavor unit by using heat transmitted through the wrapper, and a processor configured to control the first heater to make the aerosol-generating apparatus operate in a smoke-free mode in which no visible smoke is generated.

Abstract: An aerosol generating device may include a cartridge configured to store an aerosol generating material, a main body to which the cartridge is detachably coupled, a first heater configured to heat a cigarette inserted into the aerosol generating device, a second heater configured to heat an aerosol generating material, and a processor configured to individually control the first heater and the second heater so that the aerosol generating device operates in one of a smokeless mode in which visible smoke is not generated and a smoke mode in which visible smoke is generated.