Performance Handbook 29

Páginas: 1468 (366972 palabras) Publicado: 1 de mayo de 2012
Caterpillar Performance Handbook
Edition 29

®

Page Preface . . . . . . . . . . . . . . . . . . . . .4 Operator and Machine Protection . . . . . . . . .5 Replacement Parts Warning . . . .7 Nomenclature . . . . . . . . . . . . . . .8

CONTENTS

TRACK-TYPE TRACTORS

1

AGRICULTURAL TRACTORS

2

MOTOR GRADERS

3

EXCAVATORS

4

BACKHOE LOADERS

5

SKIDDERS

6PIPELAYERS

7

WHEEL TRACTOR-SCRAPERS

8

CONSTRUCTION & MINING TRUCKS/TRACTORS

9

ARTICULATED TRUCKS

10

WHEEL TRACTORS ● SOIL/LANDFILL COMPACTORS

11

WHEEL LOADERS

12

TRACK LOADERS

13

INTEGRATED TOOLCARRIERS

14

TELESCOPIC HANDLERS

15

PAVING PRODUCTS

16

ELPHINSTONE UNDERGROUND MINING MACHINES

17

HYDROMECHANICAL WORK TOOLS

18

1 ENGINES

19

FORMER MODELS

20

OWNING & OPERATING COSTS

21

TIRES

22

MINING AND EARTHMOVING

23

LOGGING AND FOREST PRODUCTS

24

STOCKPILE COAL HANDLING

25

LAND CLEARING

26

WASTE DISPOSAL

27

TABLES

28

INDEX

29

3

PREFACE
Machine performance must ultimately be measured in unit cost of material moved, a measure that includes both productionand costs. Factors bearing directly on productivity include such things as weight to horsepower ratio, capacity, type of transmission, speeds and operating costs. The Performance Handbook considers these factors in detail. There are other less direct machine performance factors for which no tables, charts or graphs are possible. Serviceability, parts availability and operator convenience areexamples. In comparing machine performance, all factors should be considered. This Handbook is intended as an aid which, when coupled with experience and a good knowledge of local conditions, can assist in estimating true machine performance. Many sections of the Handbook include tables or curves showing cycle times or hourly production figures for Caterpillar machines under certain conditions.Statements of conditions always accompany or precede the curves or tables. Before using any performance information in this Handbook, a complete understanding of the qualifying conditions is essential. The data is based on field testing, computer analysis, laboratory research and experience; and every effort has been made to assure their correctness. However, all such data is based upon 100% efficiency inoperation — a status which cannot be achieved continuously even under ideal conditions. Thus, in using such performance and production data, it is necessary to correct the results indicated in the handbook tables by appropriate factors. This allows for the anticipated actual job efficiency, operator efficiency, material characteristics, haul road conditions, altitude and other factors which mayreduce performance or production on a particular job. Methods for estimating machine owning and operating costs vary widely, depending on locality, industry practices, owner preferences and other factors. One method is suggested in the Handbook section on Owning and Operating Costs. When used with good judgment, it has provided reasonably accurate estimates in the past. Included in the Owning andOperating Section are guidelines, based on working conditions, to assist in estimating consumption of fuel and lubricants, tire life and repair costs for Caterpillar machines. However, what one Handbook user regards as “excellent” conditions, another may consider “severe” or “average”, depending on his own experience and basis of comparison. Therefore, these guidelines should be considered onlyapproximations. Caterpillar Inc. has made every effort to assure that the information contained in this Handbook is accurate and is a fair statement of the results to be achieved in the circumstances indicated. However, because of the many variables involved in estimating the production or performance of earthmoving machinery, their consumption of fuel and lubricants, tire life and repair costs,...
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