Conveyor Belts System Design Calculation Service Manual

Conveyor Belts System Design Calculation Service Manual
اسم المؤلف
Dr.-lng. Rainer Alles
التاريخ
19 نوفمبر 2018
المشاهدات
التقييم
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Conveyor Belts System Design Calculation Service Manual
Edited by:
Dr.-lng. Rainer Alles
1 Basic expressions and definitions 6
2 Stipulation of principal data 9
2.1 Material handled 10
2.2 Flow of material handled . 12
2.3 Conveying track 13
2.4 Type of belt conveyor 4
2.4.1 Belt width 15
2.4.2 Belt speed . 16
2.4.3 Belt support 18
2.5 Conveying capacity .20
3 Calculation of belt conveyor 27
3.1 Masses .29
3.1.1 Idlers .30
3.1.2 Conveyor belt 32
3.1.3 Drive elements 33
3.2 Coeffcients .34
3.3 Motional resistance .36
3.3.1 Resistive force components .38
3.3.2 Motional resistance of sections 39
3.4 Required power . 41
3.5 Peripheral force .44
3.5.1 Starting and stopping 47
3.5.2 Multiple pulley drive .50
3.6 Calculation example 53
4 Stipulation of tension member 56
4.1 Belt tensions . 61
4.1.1 Belt tensions in operation 66
4.1.2 Belt tensions on starting
and stopping .68
4.1.3 Belt tensions with regard
to sections 70
4.2 Additional strains . 71
4.2.1 Flat-to-trough transition and
vice versa 73
4.2.2 Transition curves . 75
4.2.3 Turnover 75
4.3 Selection criteria 78
4.3.1 Pulley diameter 79
4.3.2 Troughing properties . 81
4.3.3 Centre distance and takeups .82
4.3.4 Effects of material handled 83
4.3.5 Feeding strain 85
4.4 Tension member data . 87
4.4.1 Textile tension members 90
4.4.2 Steel cable tension members . 91
4.4.3 Splice dimensions .92
5 Selection of covers 96
5.1 Cover material .98
5.2 Cover gauge . 100
5.2.1 Abrasion resistance . 101
5.2.2 Impact resistance 102
5.3 Special cover structures . 103
6 Steep angle conveyor belts 105
6.1 Chevron cleated belt 107
6.2 Box-section belt . 108
6.2.1 Conveying capacity 110
6.2.2 Constructional data 111
6.3 Fin-type belt and belt with
bonded partitions .113
7 Elevator belts . 115
7.1 Conveying capacity 116
7.2 Power requirement and
belt tensions 117
7.3 Selection of bucket elevator belts 119
7.3.1 Tension member 120
7.3.2 Covers 122
7.3.3 Buckets and bucket attachments 123
8 Piece goods handling and
belts for sliding bed operation 125
8.1 Conveying capacity . 126
8.2 Calculation of required power 127
8.3 Conveyor belt design . 129
9 Appendix 130
9.1 Index . 131
9.2 Symbols 134
Page Page
Table of Contents
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