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Skeleton Curve Design And ANSYS Analysis Of Solar Greenhouse

Posted on:2019-12-30Degree:MasterType:Thesis
Country:ChinaCandidate:Z B QiFull Text:PDF
GTID:2433330572463224Subject:Agricultural Extension
Abstract/Summary:PDF Full Text Request
In the design and construction of solar greenhouse,both the light of the greenhouse and the collapse of the greenhouse due to the defects of structural design should be considered.When the other structural parameters of solar greenhouse are the same,different amounts of solar radiation can be obtained by adjusting the front roof shape.However,the existing solar greenhouse is basically designed according to experience,and often cannot be rationally selected,resulting in a large amount of waste of materials,thus greatly reducing the economic benefits.There are also structural design deficiencies,unable to respond to changes in the environment,resulting in huge economic losses to farmers.Therefore,combined with the lighting characteristics,the design of ANSYS steel frame with rectangular section of solar greenhouse is of great significance to improve the design level of solar greenhouse and solve the structural problems in productionIn this paper,in order to make the design of solar greenhouse for as much as possible of solar radiant energy,combined with spline node control skeleton curve,1/5 power function curve,skeleton curve and 1/7 power function 7 control point spline curve skeleton,the comprehensive analysis and evaluation of the daylighting of the greenhouse skeleton features,on the basis of the characteristics,using ANSYS the modern virtual design method,establishing the sunlight greenhouse rectangular section steel structure of the three-dimensional entity model,using the analysis software ANSYS to complete skeleton of solar greenhouse,the three-dimensional modelling and its loading deformation and stress analysis.By comparison,the optimal skeleton design scheme is obtained,which is the 7-control spline curve skeleton with the side length of 0.08m in the square tube section.
Keywords/Search Tags:sunlight greenhouse, day-lighting, effective date radiant energy, skeleton curve
PDF Full Text Request
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