Modeling method and system for calculating energy efficiency of motor driven fluid transportation equipment

Abstract

The invention relates to a modeling method and system for calculating energy efficiency of motor driven fluid transportation equipment. The method is characterized by firstly selecting the algorithm for energy efficiency calculation according to the characteristics of the fluid transportation equipment and establishing an input parameter list and an output parameter list; then carrying out energyefficiency calculation modeling by utilizing the parameters in the input parameter list according to the selected algorithm for energy efficiency calculation, thus establishing energy efficiency calculation models, and returning the results of energy efficiency calculation to the output parameter list; and then adopting one or more functions to ensure the established energy efficiency calculationmodels to correspond to the fluid transportation equipment. The method has the following technical effects: the energy efficiency calculation models are utilized for calculation, thus improving the efficiency of energy efficiency calculation; and important means are provided for energy efficiency management of the fluid transportation equipment.

Description

technical field [0001] The invention relates to the field of industrial automation, in particular to a modeling method and system for energy efficiency calculation of motor-driven fluid delivery equipment. Background technique [0002] In process industry production, fluid conveying equipment generally includes liquid conveying equipment such as centrifugal pumps, mixed flow pumps, axial flow pumps and vortex pumps, gas conveying equipment such as blowers, fans, compressors, and solid conveying equipment such as belt conveyors. The energy efficiency calculation of fluid conveying equipment refers to GB / T 13470-2008 Fan System Economic Operation, GB / T 13469-2008 Centrifugal Pump, Mixed Flow Pump, Axial Flow Pump and Vortex Pump System Economic Operation, GB / T 13466-2006 AC Electric National standard for general principles of economical operation of drive fans. This can lead to standardization of design and a wide range of applications. However, the national standard only st...

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Problems solved by technology

[0003] The present invention aims at the problem that the existing national standard does not stipulate how to establish the equipment model, and the contract management mode of energy is periodically long, so that the real-time analysis of the energy efficiency of the fluid transport equipment cannot be performed, and a motor-driven fluid transport is designed on the basis of the national standard The establishment method of the equipment energy efficiency calculation model, using the energy efficiency calculation model for calculation, provides an important means for the energy efficiency management of fluid conveying equipment

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