## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 5-6American Society of Mechanical Engineers, 1989 - Arctic regions |

### From inside the book

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Page 56

... np ) of the original problem and the minimum energy

... np ) of the original problem and the minimum energy

**cost**S min FOR PUMP - TOTHE FIRST PHASE PROBLEM SOLVING PUMP ... making the total energy consumption**cost**minimum , provided a set of flow rates and the minimun consumption**cost**...Page 436

For example a close spacing of units will minimise repair and lost production

For example a close spacing of units will minimise repair and lost production

**costs**in the event of Impact but will ... A detailed**cost**analysis is therefore required : this is considered further in a subsequent section of the paper ...Page 142

This approach involves the minimization of a

This approach involves the minimization of a

**cost**function which is a combination of control , output and reference variables . The reference variables are appropriate functions of the desired trajectory of the ROV .### What people are saying - Write a review

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### Contents

PIPELINE DESIGN AND OPERATIONS | 1 |

PIPELINE INDUSTRY OUTLOOK 89 | 69 |

PIPELINE FORCES DYNAMICS AND STABILITY I | 95 |

Copyright | |

8 other sections not shown

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### Common terms and phrases

analysis applied assumed bending bottom buckling bundle calculated caused coefficient Conference considered construction cost crack dependent depth determined developed diameter direction displacement effect Engineering equation experiments factor failure field Figure flow force function geometry given heat horizontal hydrogen included increase indicated initial installation internal length lift force limit load lower material maximum measured Mechanics metal method monitoring movement natural obtained occur Offshore operation parameters pass pipe pipeline position possible predicted present pressure problem procedure production ratio reduced REFERENCES reliability repair Research resistance response scour seabed separator shown shows simulation soil solution span steel strength stress structural surface Table temperature term tion tool velocity vertical vibration wave weight welding zone