Ventilator energy-saving evaluation mode based on numerical simulation

A numerical simulation and fan technology, applied in CAD numerical modeling, special data processing applications, geometric CAD, etc., can solve the problems of inability to score evaluation of fan energy efficiency level, high noise, and inability to finely evaluate fan energy saving, etc. It is convenient for energy-saving evaluation and the effect of accurate analysis results

Pending Publication Date: 2020-11-10
北京赛西认证有限责任公司
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Problems solved by technology

However, the existing fan has high energy consumption and high noise, and has been highly valued by scientific and technical personnel. How to take effective measures to improve the efficiency of the centrifugal fan and achieve the purpose of effectively utilizing energy has become a problem that needs to be solved urgently.
[0003] However, the existing technology has not proposed a comprehensive fan energy saving scoring method, and it is impossible to score and evaluate the overall energy efficiency level of the fan in actual operation, and it is also impossible to conduct a fine evaluation of the fan energy saving

Method used

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  • Ventilator energy-saving evaluation mode based on numerical simulation
  • Ventilator energy-saving evaluation mode based on numerical simulation
  • Ventilator energy-saving evaluation mode based on numerical simulation

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Embodiment Construction

[0023] The technical solution of the present patent will be described in further detail below with reference to the specific implementation. The parts of the technical features or action principles described in the present invention that are not described in detail are the prior art adopted.

[0024] The energy-saving evaluation mode of the ventilator based on the numerical simulation of the present invention includes the following steps:

[0025] 1) Establishment of the physical model of the ventilator: The drawing software GAMBLT is used to establish a physical model according to the actual size of the ventilator to be evaluated. The physical model of the ventilator to be evaluated includes the impeller area and the whole, and the calculation area is selected. The calculation area includes the impeller area and the volute. area and collector area;

[0026] 2) Model mesh division: Use the combination of tetrahedron and hexahedron to mesh the structure of the physical model de...

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Abstract

The invention discloses a ventilator energy-saving evaluation mode based on numerical simulation, and the mode comprises the following steps: 1), building a ventilator physical model; 2) carrying outmodel mesh generation; 3) selecting a calculation method and defining boundary conditions; 4) performing simulation calculation and analyzing a simulation result; 5) carrying out caenergy-saving evaluation analysis. The invention belongs to the field of ventilator energy conservation, and particularly provides a ventilator energy conservation evaluation mode based on numerical simulation. The ventilator energy conservation evaluation mode is applied to ventilator energy conservation evaluation through numerical simulation, predicts ventilator energy conservation efficiency and accurately evaluates ventilator energy conservation.

Description

technical field [0001] The invention belongs to the field of fan energy saving, and specifically refers to a fan energy saving evaluation mode based on numerical simulation. Background technique [0002] The ventilator is a machine that relies on the input mechanical energy to increase the gas pressure and discharge the gas. It is a driven fluid machine. Modern ventilators are widely used in factories, mines, tunnels, cooling towers, vehicles, ships and buildings. Ventilation , dust removal and cooling, ventilation and drafting of boilers and industrial furnaces, cooling and ventilation in air-conditioning equipment and household appliances, drying and selection of grains, wind tunnel air sources and inflation and propulsion of hovercraft, etc. However, the existing fans have high energy consumption and high noise, which have always been highly valued by scientific and technological personnel. How to take effective measures to improve the efficiency of centrifugal fans and a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F30/20G06F30/17G06F111/10
CPCG06F30/17G06F30/20G06F2111/10
Inventor 赵立华杨檬冀晓洲
Owner 北京赛西认证有限责任公司
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