WIT Press

Optimal Dimensioning Of District Heating Networks By Use Of The Lagrange Multiplier Method

Price

Free (open access)

Volume

36

Pages

8

Published

1998

Size

602 kb

Paper DOI

10.2495/UT980521

Copyright

WIT Press

Author(s)

A. Krope, J. Krope & D. Goricanec

Abstract

In this paper we present the process for optimal dimensioning of pipe networks for the transport of incompressible fluids. On the basis of mathematical modelling the non-linear objective function and a system of hydraulic restriction inequalities are obtained. The solution of the mathematical model is achieved by using the Lagrange Multiplier Method. The cost analysis is made according to the Method of Present Value which includes the investment, operating and maintenance costs, taking into account the corresponding interest rate. 1 Introduction Decrease of energy supplies and consequently the requirements for ener

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