Prestressed concrete beam shearing inclined crack angle calculation method and system
A technology for calculating concrete beams and angles, applied in design optimization/simulation, special data processing applications, instruments, etc., can solve problems such as inability to guarantee accuracy, large differences in model calculation results, and lack of unified detection methods to improve accuracy. Effect
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Embodiment 1
[0040] In one or more embodiments, a method for calculating the angle of shear oblique cracks of prestressed concrete beams is disclosed, which mainly includes the following processes:
[0041] Obtain the hoop ratio, stirrup yield strength, concrete cylinder compressive strength and shear-span ratio parameters of the prestressed concrete beam to be tested, and obtain the shear oblique crack angle of the prestressed concrete beam based on the prestressed concrete beam oblique crack inclination calculation model .
[0042] Specifically, the determination process of the prestressed concrete beam oblique crack inclination angle calculation model specifically includes the following steps:
[0043] (1) Obtain sample data of shear inclined cracks in prestressed concrete beams;
[0044] In this embodiment, the test samples of existing literatures at home and abroad are counted. According to the differences in the section size of the specimen, the compressive strength of concrete, th...
Embodiment 2
[0095] In one or more embodiments, a prestressed concrete beam shear oblique crack angle calculation system, comprising:
[0096] The data acquisition module is used to acquire the parameters of the stirrup ratio, stirrup yield strength, concrete cylinder compressive strength and shear-span ratio of the prestressed concrete beam to be tested;
[0097] The crack angle calculation module is used to obtain the shear inclined crack angle of the prestressed concrete beam based on the calculation model of the inclined crack of the prestressed concrete beam;
[0098] Wherein, the determination process of the prestressed concrete beam oblique crack inclination angle calculation model includes:
[0099] Obtain the sample data of shearing oblique cracks in prestressed concrete beams; select the calculation formula of the inclination angle of prestressed concrete beams oblique cracks as the Bayesian prior model;
[0100] Determine the influence coefficient of prestress on the angle of i...
Embodiment 3
[0104] In one or more embodiments, a terminal device is disclosed, including a server, the server including a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor executing the In the program, the method for calculating the shearing oblique crack angle of the prestressed concrete beam in the first embodiment is realized. For brevity, details are not repeated here.
[0105]It should be understood that, in this embodiment, the processor may be a central processing unit (CPU), and the processor may also be other general-purpose processors, digital signal processors, DSPs, application-specific integrated circuits (ASICs), off-the-shelf programmable gate arrays (FPGAs), or other programmable logic devices. , discrete gate or transistor logic devices, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
[0106] The memory may...
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