Effects of low temperature on operation efficiency of tree-felling by chainsaw in North China |
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| Authors: | Wang Yongan Jia Baojun |
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| Affiliation: | Wang Yongan (Jilin Forstry College. Jilin 132011. P. R. China)Jia Baojun (Hanjiayuan Forest Bureau.Daxing'an Mountain Region Heilongjiang) |
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| Abstract: | Comparison method and vidco-tape recorders were used in case study for recording thc operation performances of two group operators. The time span was 7 months, from September 10 March. The performance of operations in September was taken as references. The results of test survey and data analysis showed that the tree-felling operation efficiency was influenced by cold weather, properly decreased 18.5% in average. |
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| Keywords: | Cold working environment Operation efficiency Tree-felling Ergonomics considerations |
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