Method for compacting asphalt material

Abstract

A method for compacting asphalt material (A) by means of at least one soil compactor (10) having at least one compactor roller with a motion generation arrangement assigned to the same, comprising the measures:a) detection of an asphalt temperature of the asphalt material (A) to be compacted,b) static compaction of the asphalt material (A) with a deactivated motion generation arrangement of the at least one compactor roller, if the asphalt temperature lies above an upper threshold temperature (O),c) static compaction of the asphalt material (A) with a deactivated motion generation arrangement of the at least one compactor roller, if the asphalt temperature lies below a lower threshold temperature (U),wherein the upper threshold temperature (O) and/or the lower threshold temperature (U) is/are set depending on at least one surroundings parameter (T) influencing the cooling behavior of the asphalt material to be compacted.

1 . Method for compacting asphalt material by at least one soil compactor having at least one compactor roller with a motion generation arrangement assigned to the same, comprising:
 a) detecting of an asphalt temperature of the asphalt material to be compacted,   b) statically compacting of the asphalt material with a deactivated motion generation arrangement of the at least one compactor roller, if the asphalt temperature lies above an upper threshold temperature,   c) statically compacting the asphalt material with a deactivated motion generation arrangement of the at least one compactor roller, if the asphalt temperature lies below a lower threshold temperature,   wherein the upper threshold temperature and/or the lower threshold temperature is/are set depending on at least one surroundings parameter influencing the cooling behavior of the asphalt material to be compacted.   
     
     
         2 . Method according to  claim 1 ,
 wherein the upper threshold temperature and/or the lower threshold temperature is/are set depending on at least two surroundings parameters influencing the cooling behavior of the asphalt material to be compacted.   
     
     
         3 . Method according to  claim 1 ,
 wherein the upper threshold temperature and/or the lower threshold temperature is/are set depending on a surroundings temperature as the surroundings parameter influencing the cooling behavior of the asphalt material to be compacted.   
     
     
         4 . Method according to  claim 3 ,
 wherein the upper threshold temperature is increased at a decreasing surroundings temperature, and/or that the lower threshold temperature is decreased at decreasing surroundings temperature.   
     
     
         5 . Method according to  claim 1 ,
 wherein the upper threshold temperature and/or the lower threshold temperature is/are set depending on a wind speed as the surroundings parameter influencing the cooling behavior of the asphalt material to be compacted.   
     
     
         6 . Method according to  claim 5 ,
 wherein the upper threshold temperature is increased at an increasing wind speed, and/or that the lower threshold temperature is decreased at an increasing wind speed.   
     
     
         7 . Method according to  claim 1 ,
 wherein the asphalt material to be compacted is compacted using an activated motion generation arrangement of at least one compactor roller at an asphalt temperature lying in an intermediate temperature range, delimited by the upper threshold temperature and the lower threshold temperature.   
     
     
         8 . Method according to  claim 7 ,
 wherein, in an upper temperature range of the intermediate temperature range adjacent to the upper threshold temperature, the motion generation arrangement of at least one compactor roller is operated in a motion excitation operating state with a larger energy input, and that, in a lower temperature range of the intermediate temperature range adjacent to the lower threshold temperature, the motion generation arrangement of at least one compactor roller is operated in a motion excitation operating state (k) with a lower energy input.   
     
     
         9 . Method according to  claim 8 ,
 wherein the motion generation arrangement is drivable in a plurality of discrete motion excitation operating states with different energy inputs, and that the motion generation arrangement is operated in a motion excitation operating state with a larger energy input at an asphalt temperature lying above at least one intermediate threshold temperature lying in the intermediate temperature range, and is operated in a motion excitation operating state with a lower energy input at an asphalt temperature lying below the at least one intermediate threshold temperature.   
     
     
         10 . Method according to  claim 9 ,
 wherein the motion generation arrangement is drivable in two motion excitation operating states with different energy inputs, and that the motion generation arrangement is operated in a motion excitation operating state with a higher energy input at an asphalt temperature lying above the intermediate threshold temperature, and is operated in a motion excitation operating state with a lower energy input at an asphalt temperature lying below the intermediate threshold temperature.   
     
     
         11 . Method according to  claim 8 ,
 wherein at least one intermediate threshold temperature is set depending on at least one surroundings parameter influencing the cooling behavior of the asphalt material to be compacted.   
     
     
         12 . Method according to  claim 11 ,
 wherein the intermediate threshold temperature is set depending on the surroundings temperature as the surroundings parameter influencing the cooling behavior of the asphalt material to be compacted.   
     
     
         13 . Method according to  claim 12 ,
 wherein the intermediate threshold temperature is decreased at a decreasing surroundings temperature.   
     
     
         14 . Method according to  claim 11 ,
 wherein the intermediate threshold temperature is set depending on the wind speed as the surroundings parameter influencing the cooling behavior of the asphalt material to be compacted.   
     
     
         15 . Method according to  claim 14 ,
 wherein the intermediate threshold temperature is decreased at an increasing wind speed.   
     
     
         16 . Method according to  claim 7 ,
 wherein the motion generation arrangement is operable with an energy input continuously variable between a minimum energy input and a maximum energy input.   
     
     
         17 . Method according to  claim 16 ,
 wherein, for an asphalt temperature lying at or in the range of the upper threshold temperature, the motion generation arrangement is operated with a maximum energy input, and/or that for an asphalt temperature lying at or in the range of the lower threshold temperature, the motion generation arrangement is operated with a minimum energy input.   
     
     
         18 . Method according to  claim 1 ,
 wherein the motion generation arrangement assigned to at least one compactor roller is a vibration arrangement, and/or that the motion generation arrangement assigned to at least one compactor roller is an oscillation arrangement.   
     
     
         19 . Method according to  claim 18 ,
 wherein at least one soil compactor has two compactor rollers, wherein a vibration arrangement is assigned to each compactor roller, and/or that at least one soil compactor has two compactor rollers, wherein a vibration arrangement is assigned to one of the compactor rollers and an oscillation arrangement is assigned to the other compactor roller.