Levelling diagnostic system

Abstract

Method for evaluating of a quality of a generated pavement or a generated surface, generated by use of a construction machine, especially a road construction machine, road finishing machine or milling machine, having the following steps: receiving sensor values from one or more sensors and/or a sensor system of the construction machine; determining a specific sensor value combination within the sensor values, the specific sensor value combination being assigned to a specific quality situation; and outputting an operator message dependent on the specific quality situation.

1 . A method for evaluating of a quality of a generated pavement, generated by use of a road finishing machine, comprising:
 receiving sensor values from one or more sensors of a leveling system of the road finishing machine and/or a layer thickness measurement system of the road finishing machine and one or more actuator control values for controlling the road finishing machine, especially the paving procedure or a screed of the road finishing machine;   determining a specific sensor value combination within the sensor values taking into account the one or more actuator control values, the specific sensor value combination being assigned to a specific quality situation; and   outputting an operator message dependent on the specific quality situation.   
     
     
         2 . The method according to  claim 1 , wherein the specific value combination is out of a plurality of specific value combinations; and/or
 wherein a specific sensor value combination is out of a plurality of specific sensor value combinations stored by a database;   wherein a specific sensor value combination is a pattern comprising sensor values and one or more actuator control values, wherein the sensor values are used by the leveling system or by the layer thickness measurement system for controlling the paving procedure or the screed of the road finishing machine via the one or more actuator control values.   
     
     
         3 . The method according to  claim 2 , wherein the plurality of specific sensor value combinations comprises another specific sensor value combination being assigned to another specific quality situation, such that another operator message can be output dependent on the another specific quality situation. 
     
     
         4 . The method according to  claim 1 , wherein the operator message comprises an information regarding the specific quality situation and/or a suggestion for improving the specific quality situation and/or an information on a parameter to be adapted or an actuator control value to be adapted. 
     
     
         5 . The method according to  claim 1 , wherein the sensor values are received over time and wherein the sensor value combination is determined taking into account a value deviation of sensor values received over the time of at least one sensor value of the sensor values. 
     
     
         6 . The method according to  claim 1 , further comprising receiving one or more process control parameters, wherein determining is performed taking into account the one or more process control parameters; or
 further comprising receiving one or more process control parameters, wherein determining is performed taking into account the one or more process control parameters and wherein the one or more process control parameters are received as an input of the operator.   
     
     
         7 . The method according to  claim 1 , wherein one sensor value of the sensor values is determined using a distance sensor, a cross slope sensor and/or a 3D process control system. 
     
     
         8 . The method according to  claim 5 , wherein an actuator control value of the one or more actuator control values describes a height position of a tool or a screed, and/or a width information of the tool or the screed, and/or a speed information of the construction machine; and/or
 wherein a process control parameter comprises a temperature information and/or a material temperature information of a paving or installed road surface.   
     
     
         9 . The method according to  claim 1 , wherein a sensor value of the sensor values or an actuator control value and/or a process control parameter are extracted from a CAN bus. 
     
     
         10 . A non-transitory digital storage medium having stored thereon a computer program for performing a method for evaluating of a quality of a generated pavement, generated by use of a road finishing machine, comprising:
 receiving sensor values from one or more sensors of a leveling system of the road finishing machine and/or a layer thickness measurement system of the road finishing machine and one or more actuator control values for controlling the road finishing machine, especially the paving procedure or a screed of the road finishing machine;   determining a specific sensor value combination within the sensor values taking into account the one or more actuator control values, the specific sensor value combination being assigned to a specific quality situation; and   outputting an operator message dependent on the specific quality situation,   when said computer program is run by a computer.   
     
     
         11 . A paving machine comprising a leveling system and/or a layer thickness measurement system and a diagnosis control unit and a process control unit, the diagnosis control unit for evaluating of a quality of a generated pavement, generated by use of a paving machine, comprising:
 an interface for receiving sensor values from one or more sensors of the leveling system of the paving machine and/or the layer thickness measurement system of the paving machine and one or more actuator control values for controlling the road finishing machine, especially the paving procedure or a screed of the road finishing machine;   a processor configured to determine a specific sensor value combination within the sensor values taking into account the one or more actuator control values, the specific sensor value combination being associated with a specific quality situation; and   an interface for outputting an operator message dependent on the specific quality situation.   
     
     
         12 . The paving machine according to  claim 11 , wherein the interface for receiving sensor values comprises a CAN bus interface; and/or
 wherein the interface for outputting an operation message comprises a human machine interface and/or a wireless communication link to a mobile device.   
     
     
         13 . The paving machine according to  claim 11 , wherein the diagnosis control unit further comprises a database or an interface for generating access to a database, the database storing a plurality of specific sensor value combinations. 
     
     
         14 . The paving machine according to  claim 11 , wherein the specific value combination is out of a plurality of specific value combinations; and/or
 wherein a specific sensor value combination is out of a plurality of specific sensor value combinations stored by a database;   wherein a specific sensor value combination is a pattern comprising sensor values and one or more actuator control values, wherein the sensor values are used by the leveling system or by the layer thickness measurement system for controlling the paving procedure or the screed of the road finishing machine via the one or more actuator control values.   
     
     
         15 . The paving machine according to  claim 14 , wherein the plurality of specific sensor value combinations comprises another specific sensor value combination being assigned to another specific quality situation, such that another operator message can be output dependent on the another specific quality situation. 
     
     
         16 . The paving machine according to  claim 11 , wherein the operator message comprises an information regarding the specific quality situation and/or a suggestion for improving the specific quality situation and/or an information on a parameter to be adapted or an actuator control value to be adapted. 
     
     
         17 . The paving machine according to  claim 11 , wherein the sensor values are received over time and wherein the sensor value combination is determined taking into account a value deviation of sensor values received over the time of at least one sensor value of the sensor values. 
     
     
         18 . The paving machine according to  claim 11 , wherein one or more process control parameters are received, wherein the one or more process control parameters are taken into account for the determination; or
 wherein the one or more process control parameters are received, wherein the one or more process control parameters are taken into account for the determination and wherein the one or more process control parameters are received as an input of the operator.   
     
     
         19 . The paving machine according to  claim 11 , wherein an actuator control value of the one or more actuator control values describes a height position of a tool or a screed, and/or a width information of the tool or the screed, and/or a speed information of the construction machine; and/or
 wherein a process control parameter comprises a temperature information and/or a material temperature information of a paving or installed road surface.