Aerosol-generating article and aerosol-generating system comprising an internal heating element

Abstract

An aerosol-generating system is provided, including: an aerosol-generating article including: an aerosol-generating section including an aerosol-generating substrate including a plurality of strands of aerosol-generating material, the aerosol-generating substrate having a density of between 100 milligrams per cubic centimetre and 700 milligrams per cubic centimetre; and an aerosol-generating device including an elongate internal heating element configured to be inserted into the aerosol-generating substrate of the aerosol-generating section of the aerosol-generating article, the aerosol-generating substrate being a star anise material, and a ratio of an average width of the plurality of strands of aerosol-generating material to a width of the elongate internal heating element being between 0.05 and 4.

1 . An aerosol-generating system, comprising:
 an aerosol-generating article comprising:
 an aerosol-generating section comprising an aerosol-generating substrate comprising a plurality of strands of aerosol-generating material, 
 wherein the aerosol-generating substrate has a density of between 100 milligrams per cubic centimetre and 700 milligrams per cubic centimetre; and 
   an aerosol-generating device comprising an elongate internal heating element configured to be inserted into the aerosol-generating substrate of the aerosol-generating section of the aerosol-generating article,   wherein the aerosol-generating substrate is a star anise material, and   wherein a ratio of an average width of the plurality of strands of aerosol-generating material to a width of the elongate internal heating element is between 0.05 and 4.   
     
     
         2 . The aerosol-generating system according to  claim 1 , wherein the plurality of strands of aerosol-generating material have an average width of between 0.3 millimetre and 2 millimetres. 
     
     
         3 . The aerosol-generating system according to  claim 1 , wherein the elongate internal heating element has a width of between 0.5 millimetre and 5 millimetres. 
     
     
         4 . The aerosol-generating system according to  claim 1 , wherein the ratio of the average width of the plurality of strands of aerosol-generating material to the width of the elongate internal heating element is between 0.06 and 3. 
     
     
         5 . The aerosol-generating system according to  claim 1 , wherein the ratio of the average width of the plurality of strands of aerosol-generating material to the width of the elongate internal heating element is between 0.13 and 1.5. 
     
     
         6 . The aerosol-generating system according to  claim 1 , wherein the aerosol-generating substrate has a mass of between 120 milligrams and 340 milligrams. 
     
     
         7 . The aerosol-generating system according to  claim 1 , wherein the aerosol-generating substrate has a mass of between 160 milligrams and 220 milligrams. 
     
     
         8 . The aerosol-generating system according to  claim 1 , wherein a ratio of an average length of the plurality of strands of aerosol-generating material to a length of the elongate internal heating element is between 0.1 and 1. 
     
     
         9 . The aerosol-generating system according to  claim 1 , wherein the plurality of strands of aerosol-generating material have an average length of between 1 millimetre and 25 millimetres. 
     
     
         10 . The aerosol-generating system according to  claim 1 , wherein a ratio of the width of the elongate internal heating element to a width of the aerosol-generating section is between 0.1 and 0.8. 
     
     
         11 . The aerosol-generating system according to  claim 1 , wherein the aerosol-generating material comprises between 15 percent by weight and 30 percent by weight of aerosol former. 
     
     
         12 . The aerosol-generating system according to  claim 1 , wherein the aerosol-generating substrate has a density of between 275 milligrams per cubic centimetre and 500 milligrams per cubic centimetre. 
     
     
         13 . The aerosol-generating system according to  claim 1 , the aerosol-generating article further comprising an upstream section located upstream of the aerosol-generating section, the upstream section comprising an upstream element having a downstream end abutting the aerosol-generating section. 
     
     
         14 . The aerosol-generating system according to  claim 1 , the aerosol-generating article further comprising a downstream section located downstream of the aerosol-generating section, the downstream section comprising a support element having an upstream end abutting the aerosol-generating section. 
     
     
         15 . The aerosol-generating system according to  claim 14 , the aerosol-generating article further comprising a ventilation zone at a location along the downstream section.