Method in a Reel-Up and a Reel-Up

Abstract

In a reeler, a reeling nip is formed by a reeling core or a growing machine reel and at least one loop of an endless supporting member, which is substantially continuous in the axial direction of the reeling core. Variables proportional to the tension of the endless supporting member are measured and the tension profile of the endless supporting member is determined or the cross-directional linear load profile of the reeling nip is measured.

1 - 57 . (canceled) 
   
   
       58 . A method in a reeler, wherein a reeling nip is formed by a reeling core or a growing machine reel and at least one loop of an endless supporting member, that is substantially continuous in the axial direction of the reeling core, and in which method variables proportional to the tension of the endless supporting member are measured, wherein the tension profile of the endless supporting member is determined from the measured variables proportional to the tension of the endless supporting member. 
   
   
       59 . The method according to  claim 58 , wherein the variables proportional to the tension of the endless supporting member are measured with at least one guide roll that is in contact with the supporting member, which guide roll operates as the guide roll of the loop of the endless supporting member and is equipped with measuring means. 
   
   
       60 . The method according to  claim 59 , wherein the variables proportional to the tension of the endless supporting member are measured with the two guide rolls that are in contact with the supporting member, which both guide rolls are arranged with measuring means. 
   
   
       61 . The method according to  claim 59 , wherein at least one guide roll used in the measurement is located after the reeling nip in the machine direction. 
   
   
       62 . The method according to  claim 59 , wherein at least one guide roll used in the measurement is a drive roll. 
   
   
       63 . The method according to  claim 59 , wherein the variables proportional to the tension of the endless supporting member are measured with at least one guide roll, which is a guide roll guiding the supporting member inside the loop of the supporting member. 
   
   
       64 . The method according to  claim 59 , wherein the variables proportional to the tension of the endless supporting member are measured with two guide rolls, one of which rolls is located before the reeling nip and the other roll is located after the reeling nip, from which variables measured by the rolls are separately determined the tension profiles of the endless supporting member and that from the difference of these determined tension profiles is determined an actual tension profile, from which is determined the cross-directional linear load profile of the reeling nip. 
   
   
       65 . The method according to  claim 64 , wherein the tension profile of the supporting member determined from the variables attained from the roll located before the reeling nip are used as reference profile. 
   
   
       66 . The method according to  claim 59 , wherein the variables proportional to the tension of the endless supporting member are measured without the loading of a growing machine reel and loaded with a growing machine reel, and from the difference of the tension profiles determined from these measured variables is determined the final tension profile, from which is determined the cross-directional linear load profile prevailing in the reeling nip. 
   
   
       67 . The method according to  claim 59 , wherein the measuring means comprise of at least one narrow, strip-like sensor. 
   
   
       68 . The method according to  claim 59 , wherein the measuring means comprise of several separate sensors. 
   
   
       69 . The method according to  claim 59 , wherein the measuring means are formed of one of the following: a piezoelectric sensor, a piezocrystal sensor, a capacitive, resistive, inductive sensor, a load-measuring sensor and a force-measuring sensor. 
   
   
       70 . The method according to  claim 67 , wherein the measuring means circle the guide roll in a spiral-like manner substantially over its entire length. 
   
   
       71 . The method according to  claim 68 , wherein the measuring means extend substantially over the entire length of the guide roll straight in its axial direction. 
   
   
       72 . The method according to  claim 59 , wherein the variables proportional to the tension of the endless supporting member are measured by using measuring means, which are placed on the surface of the guide roll or below the coating layer/layers. 
   
   
       73 . The method according to  claim 58 , wherein the variables proportional to the tension of the endless supporting member are measured with at least one measuring means arranged to a supporting member. 
   
   
       74 . The method according to  claim 73 , wherein the variables proportional to the tension of the endless supporting member are measured and the cross-directional linear load profile of the reeling nip is determined. 
   
   
       75 . The method according to  claim 73 , wherein the measuring means comprise of at least one narrow, strip-like sensor. 
   
   
       76 . The method according to  claim 73 , wherein the measuring means comprise of several separate sensors. 
   
   
       77 . The method according to  claim 73 , wherein the measuring means are formed of one of the following: a piezoelectric sensor, a piezocrystal sensor, a capacitive, resistive, inductive sensor, a load-measuring sensor and a force-measuring sensor. 
   
   
       78 . The method according to  claim 73  wherein the measuring means extend diagonally in a straight line across the width of the supporting member, which line forms an angle α with the edge of the supporting member. 
   
   
       79 . The method according to  claim 73  herein the measuring means extend perpendicularly across the width of the supporting member. 
   
   
       80 . The method according to  claim 58 , wherein the width of the endless supporting member is substantially the same as the width of the web to be reeled. 
   
   
       81 . A method in a reeler, wherein a reeling nip is formed by a reeling core or a growing machine reel and at least one loop of an endless supporting member ( 1 ) that is substantially continuous in the axial direction of the reeling core, wherein the cross-directional linear load profile of the reeling nip is measured by means of at least one measuring means that is arranged to the supporting member. 
   
   
       82 . The method according to  claim 81 , wherein the measuring means comprise of at least one narrow, strip-like sensor. 
   
   
       83 . The method according to  claim 81 , wherein the measuring means comprise of several separate sensors. 
   
   
       84 . The method according to  claim 81 , wherein the measuring means are formed of one of the following: a piezoelectric sensor, a piezocrystal sensor, a capacitive, resistive, inductive sensor, a load-measuring sensor and a force-measuring sensor. 
   
   
       85 . The method according to  claim 81 , wherein the measuring means extend diagonally in a straight line across the width of the supporting member, which line forms an angle α with the edge of the supporting member. 
   
   
       86 . The method according to  claim 81 , wherein the measuring means extend perpendicularly across the width of the supporting member. 
   
   
       87 . The method according to  claim 81 , wherein the measuring means are arranged inside the structure of the supporting member. 
   
   
       88 . The method according to  claim 58 , wherein the variables proportional to the tension of the endless supporting member are measured continuously, from which measurements is repeatedly determined the tension profile of the endless supporting member and by means of that, one of the following is monitored: the condition of the supporting member and the position of the supporting member in the longitudinal direction of the guide roll. 
   
   
       89 . The method according to  claim 58 , wherein from the determined tension profile of the endless supporting member is determined one of the following: the average tension of the endless supporting member and the diameter profile of the growing machine roll forming in the reeling. 
   
   
       90 . The method according to  claim 81 , wherein the cross-directional linear load profile of the reeling nip is measured repeatedly and by means of it, one of the following is monitored: the condition of the supporting member and the position of the supporting member in the longitudinal direction of the guide roll. 
   
   
       91 . The method according to  claim 81 , wherein the cross-directional linear load profile of the reeling nip is measured repeatedly and by means of it, one of the following is monitored: the average tension of the endless supporting member and the diameter profile of the growing machine roll (R) forming in the reeling. 
   
   
       92 . The method according to  claim 81 , wherein the width of the endless supporting member is substantially the same as the width of the web to be reeled. 
   
   
       93 . A reeler, wherein a reeling nip is formed by a reeling core or a growing machine reel and at least one loop of an endless supporting member that is substantially continuous in the axial direction of the reeling core, and which the reeler comprises measuring means for measuring variables proportional to the tension of the endless supporting member, wherein the reeler comprises means for determining the tension profile of the endless supporting member from the measured variables proportional to the tension of the supporting member. 
   
   
       94 . The reeler according to  claim 93 , wherein the measuring means are arranged to at least one guide roll that is in contact with the supporting member, which guide roll operates as the guide roll of the loop of the endless supporting member. 
   
   
       95 . The reeler according to  claim 94 , wherein the measuring means are arranged to at least two guide rolls that are in contact with the supporting member, which both rolls measure the tension profile of the endless supporting member. 
   
   
       96 . The reeler according to any  claim 94 , wherein at least one guide roll used in the measurement is located after the reeling nip in the machine direction. 
   
   
       97 . The reeler according to any  claim 94 , wherein at least one guide roll used in the measurement is a drive roll. 
   
   
       98 . The reeler according to any  claim 94 , wherein at least one guide roll used in the measurement is a guide roll directing the supporting member that is placed inside the loop of the supporting member. 
   
   
       99 . The reeler according to  claim 93 , wherein the reeler comprises means for determining the cross-directional linear load profile of the reeling nip (N 1 ) from the tension profile of the endless supporting member. 
   
   
       100 . The reeler according to  claim 94 , wherein of the two guide rolls used in measuring the variables proportional to the tension of the endless supporting member, one roll is placed before the reeling nip and the other roll is located after the reeling nip, from the variables measured by which rolls is separately determined the tension profiles of the endless supporting member and that from the difference of these tension profiles is determined an actual tension profile, of which it is possible to determine the cross-directional linear load profile prevailing in the reeling nip. 
   
   
       101 . The reeler according to  claim 94 , wherein the variables proportional to the tension of the endless supporting member are measured without the loading of a growing machine reel and loaded with a growing machine reel, and that of the final tension profile attained from the difference of the tension profiles determined from these measured variables is determined the cross-directional linear load profile prevailing in the reeling nip. 
   
   
       102 . The reeler according to  claim 94 , wherein the measuring means comprise of at least one narrow, strip-like sensor. 
   
   
       103 . The reeler according to  claim 94 , wherein the measuring means comprise of several separate sensors. 
   
   
       104 . The reeler according to  claim 94 , wherein the measuring means are formed of one of the following: a piezoelectric sensor, a piezocrystal sensor, a capacitive, resistive, inductive sensor, a load-measuring sensor and a force-measuring sensor. 
   
   
       105 . The reeler according to  claim 102 , wherein the measuring means are arranged to circle the guide roll in a spiral-like manner substantially over its entire length. 
   
   
       106 . The reeler according to  claim 103 , wherein the measuring means are arranged to extend substantially over the entire length of the guide roll straight in its axial direction. 
   
   
       107 . The reeler according to  claim 94 , wherein the measuring means are arranged on the surface of the guide roll or under the coating layer/layers. 
   
   
       108 . The reeler according to  claim 93 , wherein the measuring means are arranged to the supporting member. 
   
   
       109 . The reeler according to  claim 108 , wherein the reeler comprises means for determining the cross-directional linear load profile of the reeling nip from the performed measurements of the variables proportional to the tension of the endless supporting member. 
   
   
       110 . The reeler according to  claim 108 , wherein the measuring means comprise of at least one narrow, strip-like sensor. 
   
   
       111 . The reeler according to  claim 109 , wherein the measuring means comprise of several separate sensors. 
   
   
       112 . The reeler according to  claim 110 , wherein the measuring means are formed of one of the following: a piezoelectric sensor, a piezocrystal sensor, a capacitive, resistive, inductive sensor, a load-measuring sensor and a force-measuring sensor. 
   
   
       113 . A reeler, wherein a reeling nip is formed by a reeling core or a growing machine reel and at least one loop of an endless supporting member that is substantially continuous in the axial direction of the reeling core, wherein at least one measuring means is arranged to the supporting member in order to measure the cross-directional linear load profile of the reeling nip. 
   
   
       114 . The reeler according to  claim 113 , wherein the measuring means comprise of at least one narrow, strip-like sensor. 
   
   
       115 . The reeler according to  claim 113 , wherein the measuring means comprise of several separate sensors. 
   
   
       116 . The reeler according to  claim 113 , wherein the measuring means are formed of one of the following: a piezoelectric sensor, a piezocrystal sensor, a capacitive, resistive, inductive sensor, a load-measuring sensor and a force-measuring sensor. 
   
   
       117 . The reeler according to  claim 113 , wherein the measuring means are arranged in a straight line, which extends diagonally across the width of the supporting member, and forms an angle α with the edge of the supporting member. 
   
   
       118 . The reeler according to  claim 113 , wherein the measuring means are arranged perpendicularly across the width of the supporting member. 
   
   
       119 . The method according to  claim 113 , wherein the measuring means are arranged inside the structure of the supporting member. 
   
   
       120 . The reeler according to  claim 93 , wherein the means are further arranged to follow one of the following by means of the tension profiles of the endless supporting member determined repeatedly on the basis of the continuous measurement of the variables proportional to the tension of the endless supporting member: the condition of the endless supporting member and the position of the endless supporting member in the longitudinal direction of the guide roll. 
   
   
       121 . The reeler according to  claim 93 , wherein the means are further arranged to determine one of the following by means of the tension profiles of the endless supporting member determined repeatedly on the basis of the continuous measurement of the variables proportional to the tension of the endless supporting member: the average tension of the endless supporting member and the diameter profile of the growing machine roll forming in the reeling. 
   
   
       122 . The reeler according to  claim 113 , wherein the means are further arranged to monitor one of the following on the basis of the cross-sectional linear load profile of the reeling nip measured repeatedly: the condition of the endless supporting member and the position of the endless supporting member in the longitudinal direction of the guide roll. 
   
   
       123 . The reeler according to  claim 113 , wherein the means are further arranged to determine one of the following on the basis of the cross-sectional linear load profile of the reeling nip measured repeatedly: the average tension of the endless supporting member and the diameter profile of the growing machine roll forming in the reeling. 
   
   
       124 . The reeler according to  claim 113 , wherein the width of the endless supporting member is substantially the same as the width of the web being reeled. 
   
   
       125 . The use of a tension profile of an endless supporting member, which supporting member forms a reeling nip with a reeling core or a growing machine reel, in order to determine the cross-directional linear load profile of the reeling nip. 
   
   
       126 . The use of a tension profile of an endless supporting member, which supporting member forms a reeling nip with a reeling core or a growing machine reel, or the use of a cross-directional linear load profile of a reeling nip in monitoring the condition of the supporting member. 
   
   
       127 . The use of a tension profile of an endless supporting member, which supporting member forms a reeling nip with a reeling core or a growing machine reel, or the use of a cross-directional linear load profile of a reeling nip in monitoring the position of the supporting member in the longitudinal direction of a guide roll. 
   
   
       128 . The use of a tension profile of an endless supporting member, which supporting member forms a reeling nip with a reeling core or a growing machine reel, or the use of a cross-directional linear load profile of a reeling nip to determine the sum tension of the endless supporting member. 
   
   
       129 . The use of a tension profile of an endless supporting member, which supporting member forms a reeling nip with a reeling core or a growing machine reel, or the use of a cross-directional linear load profile of a reeling nip to determine a diameter profile of the growing machine reel.