<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The paper concerns problems of preliminary designing of bucket dredgers' power plants. This paper presents results of investigations of six bucket dredgers in service. The operational investigations consisted in measuring the parameters which characterize working conditions of two main receivers of mechanical energy: bucket chains and swing winches. In the paper characteristics of disposition of loading of bucket chains and swing winches are presented. They covered average value, standard deviation and coefficient of variance of loading disposition mutability. Examples of load distributions of chains' and group of swing winches on chosen dredgers during some period of time were given. Conclusions in view to average values of main receivers of mechanical energy and coefficients of variance of loadings spred were formulated. Results of investigations of dependence of average loadings of main receivers on their nominal power were presented. The results of work will be used in creation of random models describing real conditions of operation of power plant elements of dredgers.</p></abstract>

The paper concerns problems of preliminary designing of bucket dredgers' power plants. This paper presents results of investigations of six bucket dredgers in service. The operational investigations consisted in measuring the parameters which characterize working conditions of two main receivers of mechanical energy: bucket chains and swing winches. In the paper characteristics of disposition of loading of bucket chains and swing winches are presented. They covered average value, standard deviation and coefficient of variance of loading disposition mutability. Examples of load distributions of chains' and group of swing winches on chosen dredgers during some period of time were given. Conclusions in view to average values of main receivers of mechanical energy and coefficients of variance of loadings spred were formulated. Results of investigations of dependence of average loadings of main receivers on their nominal power were presented. The results of work will be used in creation of random models describing real conditions of operation of power plant elements of dredgers.

Investigations of operational driving loads of bucket chains and manoeuvre hoisting winches on multi-bucket dredgers

Polish Maritime Research

The paper concerns problems of preliminary designing of bucket dredgers' power plants. This paper presents results of investigations of six bucket dredgers in...

Investigations of operational driving loads of bucket chains and manoeuvre hoisting winches on multi-bucket dredgers

Publié en ligne: 18 nov. 2008

Pages: 42 - 48

DOI: https://doi.org/10.2478/v10012-007-0082-1

Mots clés
Bucket ladder dredgers, main receivers of mechanical energy, ship power plants, bucket chain, swing winches

This content is open access.

Investigations of operational driving loads of bucket chains and manoeuvre hoisting winches on multi-bucket dredgers

Publié en ligne: 18 nov. 2008

Pages: 42 - 48

DOI: https://doi.org/10.2478/v10012-007-0082-1

Mots clésBucket ladder dredgers, main receivers of mechanical energy, ship power plants, bucket chain, swing winches

This content is open access.

Mots clés
Bucket ladder dredgers, main receivers of mechanical energy, ship power plants, bucket chain, swing winches