Method and device for generating key parameters of side slope net hanging reinforcement technology

Abstract

The invention provides a method and device for generating key parameters of a side slope net hanging reinforcement technology, and belongs to the technical field of environmental rock-soil, and the method comprises the steps: obtaining the determined quantity of the slope gradient, the tensile strength of net hanging reinforcement materials and the current slope height; if the slope gradient and the net hanging rib tensile strength are determined, the slope limit slope height is determined according to the slope gradient and the net hanging rib tensile strength, and the slope limit slope height is used for determining the reliability of the current slope height; if the slope gradient and the current slope height of the slope are determined, determining the minimum tensile strength of the to-be-used net hanging rib material according to the slope gradient and the current slope height of the slope; and if the tensile strength of the net hanging rib material and the current slope height are determined, determining the maximum gradient required to be reserved by the slope according to the tensile strength of the net hanging rib material and the current slope height. According to the method, different types of parameters can be determined according to actual engineering requirements, the construction cost is reduced to the minimum under the condition that the safety and stability of the slope are ensured, and the calculation method is simple and easy to implement.

Description

Technical Field

[0001] The present invention relates to the field of environmental geotechnical technology, and in particular to a method and device for generating key parameters of a slope mesh reinforcement technology. Background Art

[0002] In transportation projects and mining projects, a large number of exposed slopes are inevitably generated. These exposed slopes are prone to soil erosion, which is not conducive to plant growth. Moreover, soil erosion over a long period of time will threaten the stability and safety of the entire slope.

[0003] Ecological slope protection with mesh and soil covering is an emerging environmentally friendly, green, and low-carbon engineering slope protection technology that effectively restores and protects the slope's vegetation. However, key construction parameters for mesh slope reinforcement are often determined empirically or conservatively.

[0004] The application of geosynthetics in civil engineering is increasingly diverse, offering controllable quality and economic advantages. However, the safe and reliable selection of suitable products for slope mesh reinforcement technology continues to be a challenge for engineers. For example, determining the key parameters for slope mesh reinforcement technology, given varying slope gradients and heights, presents a significant engineering design challenge. Summary of the Invention

[0005] In view of the problems existing in the prior art, the present invention provides a method and device for generating key parameters of slope mesh reinforcement technology.

[0006] The present invention provides a method for generating key parameters of a slope mesh reinforcement technology, comprising: obtaining determined quantities of the slope gradient, the tensile strength of the mesh reinforcement material, and the current slope height; if the slope gradient and the tensile strength of the mesh reinforcement material are determined, determining the ultimate slope height according to the slope gradient and the tensile strength of the mesh reinforcement material, wherein the ultimate slope height is used to determine the reliability of the current slope height; if the slope gradient and the current slope height are determined, determining the minimum tensile strength of the mesh reinforcement material to be used according to the slope gradient and the current slope height; if the tensile strength of the mesh reinforcement material and the current slope height are determined, determining the maximum slope gradient that needs to be retained according to the tensile strength of the mesh reinforcement material and the current slope height.

[0007] According to a method for generating key parameters of slope mesh reinforcement technology provided by the present invention, the method determines the maximum slope height according to the slope gradient and the tensile strength of the mesh reinforcement material, including:

[0008]

[0009] Among them, H cr is the maximum slope height, σ tis the tensile strength of the mesh reinforcement, ρ is the density of the covering soil, g is the acceleration of gravity, h is the thickness of the covering soil, α is the slope gradient, is the internal friction angle, and c is the cohesion.

[0010] According to a method for generating key parameters of a slope mesh reinforcement technology provided by the present invention, the method of determining the minimum tensile strength of the mesh reinforcement material to be used based on the slope gradient and the current slope height includes:

[0011]

[0012] Among them, σ tmin is the minimum tensile strength, H is the current slope height, ρ is the cover soil density, g is the acceleration of gravity, h is the cover soil thickness, α is the slope gradient, is the internal friction angle, and c is the cohesion.

[0013] According to a method for generating key parameters of a slope mesh reinforcement technology provided by the present invention, the method determines the maximum slope to be retained based on the tensile strength of the mesh reinforcement material and the current slope height, including: calculating the slope limit height based on the slope limit height calculation formula according to the tensile strength of the mesh reinforcement material and the current slope; if the current slope height is less than the slope limit height, using the current slope as the maximum slope to be retained; if the current slope height is greater than the slope limit height, increasing the slope angle, and calculating the slope limit height again based on the slope limit height calculation formula until the current slope height is less than the slope limit height, and using the corresponding slope angle as the maximum slope to be retained;

[0014] The calculation formula for the maximum slope height includes:

[0015]

[0016] Among them, H cr is the maximum slope height, σ t is the tensile strength of the mesh reinforcement, ρ is the density of the covering soil, g is the acceleration of gravity, h is the thickness of the covering soil, α is the slope gradient, is the internal friction angle, and c is the cohesion.

[0017] According to a method for generating key parameters of slope mesh reinforcement technology provided by the present invention, if the slope limit height is less than the current slope height, the single high and steep slope is converted into multiple secondary slopes with less than the slope limit height.

[0018] According to a method for generating key parameters of slope mesh reinforcement technology provided by the present invention, after determining the maximum slope that needs to be retained based on the tensile strength of the mesh reinforcement material and the current slope height, the method also includes: if the maximum slope that needs to be retained is less than the current slope height, the slope is cut according to the maximum slope that needs to be retained.

[0019] The present invention also provides a device for generating key parameters of slope mesh reinforcement technology, comprising: an input module for obtaining the determined values ​​of slope gradient, mesh reinforcement tensile strength, and current slope height; and a processing module for:

[0020] If the slope gradient and the tensile strength of the mesh reinforcement have been determined, the maximum slope height is determined based on the slope gradient and the tensile strength of the mesh reinforcement. The maximum slope height is used to determine the reliability of the current slope height. If the slope gradient and the current slope height have been determined, the minimum tensile strength of the mesh reinforcement to be used is determined based on the slope gradient and the current slope height. If the tensile strength of the mesh reinforcement and the current slope height have been determined, the maximum slope gradient that needs to be retained is determined based on the tensile strength of the mesh reinforcement and the current slope height.

[0021] The present invention also provides an electronic device, comprising a memory, a processor, and a computer program stored in the memory and runnable on the processor. When the processor executes the program, it implements the key parameter generation method of the slope mesh reinforcement technology as described in any one of the above-mentioned methods.

[0022] The present invention also provides a non-transitory computer-readable storage medium having a computer program stored thereon, which, when executed by a processor, implements the method for generating key parameters of the slope mesh reinforcement technology as described in any of the above.

[0023] The present invention also provides a computer program product, comprising a computer program, which, when executed by a processor, implements the method for generating key parameters of the slope mesh reinforcement technology as described in any one of the above.

[0024] The method and device for generating key parameters of slope mesh reinforcement technology provided by the present invention adaptively determine the overall parameters of slope mesh reinforcement based on the slope gradient, the tensile strength of the mesh reinforcement material, and the determined values ​​of the current slope height. Different types of parameters can be determined according to the actual needs of specific projects, thereby minimizing construction costs while ensuring the safety and stability of the slope. The calculation method is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0026] Figure 1 It is a flow chart of the key parameter generation method of the slope mesh reinforcement technology provided by the present invention;

[0027] Figure 2 This is a schematic diagram of the cross-section force of the slope cover provided by the present invention;

[0028] Figure 3 This is a curve diagram of the change of the maximum slope height with the slope gradient under the tensile strength condition of a certain mesh reinforcement provided by the present invention;

[0029] Figure 4 The curve of the minimum tensile strength of the mesh reinforcement required under a certain slope height condition provided by the present invention varies with the slope gradient;

[0030] Figure 5 The present invention provides a curve of the change of the maximum slope height of the slope with the tensile strength of the mesh reinforcement under a certain slope gradient condition;

[0031] Figure 6 The slope stability coefficient of a certain mesh reinforcement material under the tensile strength condition provided by the present invention varies with the slope height.

[0032] Figure 7 It is a structural schematic diagram of the key parameter generation device of the slope mesh reinforcement technology provided by the present invention;

[0033] Figure 8 It is a structural schematic diagram of the electronic device provided by the present invention. DETAILED DESCRIPTION

[0034] To make the objectives, technical solutions, and advantages of the present invention more clear, the technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the embodiments described are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0035] In response to the above problems, the present invention provides a method for generating key parameters of slope mesh reinforcement technology, which can not only ensure the safety during slope design, but also flexibly select mesh reinforcement materials under this premise to achieve maximum economic benefits. At the same time, it can also be used to save land area and reduce the impact on the surrounding environment. This method has good application prospects.

[0036] The following combination Figures 1-8 The present invention describes a method and device for generating key parameters of a slope mesh reinforcement technology. Figure 1 This is a flow chart of the key parameter generation method of the slope mesh reinforcement technology provided by the present invention, such as Figure 1 As shown, the present invention provides a method for generating key parameters of slope mesh reinforcement technology, including:

[0037] 101. Obtain the determined values ​​of slope gradient, tensile strength of mesh reinforcement and current slope height.

[0038] Some of the three quantities are usually determined. For example, the slope gradient and the current slope height are determined, and the mesh reinforcement with appropriate tensile strength needs to be selected.

[0039] 102. If the slope gradient and the tensile strength of the mesh reinforcement have been determined, the ultimate slope height is determined based on the slope gradient and the tensile strength of the mesh reinforcement. The ultimate slope height is used to determine the reliability of the current slope height.

[0040] Given the slope gradient α(°) and the tensile strength σ of the mesh reinforcement t (N / m), determine the maximum slope height H cr (m), the ultimate slope height is used to evaluate the reliability of the current existing slope height and to ensure the safety of the slope design.

[0041] 103. If the slope gradient and the current slope height have been determined, the minimum tensile strength of the mesh reinforcement to be used is determined based on the slope gradient and the current slope height.

[0042] Given the slope gradient α and the current slope height H, determine the minimum tensile strength σ of the mesh reinforcement required tmin The minimum tensile strength of the mesh reinforcement is calculated through the other two parameters to achieve maximum economic benefits while ensuring safety.

[0043] 104. If the tensile strength of the mesh reinforcement and the current slope height have been determined, the maximum slope that needs to be retained is determined based on the tensile strength of the mesh reinforcement and the current slope height.

[0044] Given the current slope height H and the tensile strength σ of the mesh reinforcement t , find the maximum slope α max , avoid the impact of excessive slope cutting on the surrounding environment and save construction costs

[0045] The method for generating key parameters of slope mesh reinforcement technology of the present invention adaptively determines the overall parameters of slope mesh reinforcement based on the slope gradient, the tensile strength of the mesh reinforcement material and the determined values ​​of the current slope height. Different types of parameters can be determined according to the actual needs of specific projects. While ensuring the safety and stability of the slope, the construction cost is minimized, and the calculation method is simple and easy.

[0046] In some embodiments, determining the maximum slope height according to the slope gradient and the tensile strength of the mesh reinforcement includes:

[0047]

[0048] Among them, H cr is the maximum slope height, σ tis the tensile strength of the mesh reinforcement, ρ is the density of the covering soil, g is the acceleration of gravity, h is the thickness of the covering soil, α is the slope gradient, is the internal friction angle, and c is the cohesion.

[0049] First, the slope gradient α (°), soil cover density ρ (g / cm 3 ), cover thickness h (m), cohesion c (kPa), internal friction angle and tensile strength of mesh reinforcement σ t (N / m) and other parameter indicators.

[0050] The force limit equilibrium analysis of the reinforced composite on the slope is as follows Figure 2 As shown in the figure, the maximum slope height Η of the mesh reinforced slope is obtained. cr The analysis takes into account the self-weight stress of the soil to be covered on the geotechnical slope, the soil cohesion, the interface friction angle between the reinforcement material and the soil, and the tensile capacity of the mesh reinforcement.

[0051] The method for generating key parameters of slope mesh reinforcement technology in an embodiment of the present invention can quickly and flexibly determine the key construction parameters of mesh reinforced slopes based on the slope type, slope angle, mesh reinforcement material, mechanical properties of shotcrete or covering soil, etc., which can save manpower and material resources and has high accuracy and reliability.

[0052] In some embodiments, determining the minimum tensile strength of the mesh reinforcement to be used based on the slope gradient and the current slope height includes:

[0053]

[0054] Among them, σ tmin is the minimum tensile strength, H is the current slope height, ρ is the cover soil density, g is the acceleration of gravity, h is the cover soil thickness, α is the slope gradient, is the internal friction angle, and c is the cohesion.

[0055] Based on the force balance analysis of the mesh reinforcement composite along the slope direction, the minimum tensile strength σ of the mesh reinforcement material to be used tmin The relationship between the slope gradient α and the slope height H is as described above. When the slope gradient α and the slope height H are constant, the reinforcement σ can be derived based on the mechanical index of the covering soil. tmin , according to a certain safety factor and economic conditions, then select the appropriate mesh reinforcement material on the market.

[0056] In some embodiments, the determining of the maximum slope to be retained based on the tensile strength of the mesh reinforcement and the current slope height includes: calculating the slope limit height based on the slope limit height calculation formula according to the tensile strength of the mesh reinforcement and the current slope; if the current slope height is less than the slope limit height, using the current slope as the maximum slope to be retained; if the current slope height is greater than the slope limit height, increasing the slope angle, and calculating the slope limit height again based on the slope limit height calculation formula until the current slope height is less than the slope limit height, and using the corresponding slope angle as the maximum slope to be retained;

[0057] The calculation formula for the maximum slope height includes:

[0058]

[0059] Among them, H cr is the maximum slope height, σ t is the tensile strength of the mesh reinforcement, ρ is the density of the covering soil, g is the acceleration of gravity, h is the thickness of the covering soil, α is the slope gradient, is the internal friction angle, and c is the cohesion.

[0060] Specifically, after calculating the maximum slope height of the mesh reinforcement composite through a series of parameters such as the existing slope angle, if the slope height H is less than the safety maximum slope height H cr The mesh reinforcement composite is safe and the current slope can be used. If H is greater than the safety limit slope height H cr Then it is necessary to increase the slope angle α and recalculate until H is just equal to the safety limit slope height H cr When the slope angle is close to and greater than, the corresponding slope angle is the maximum slope α to be retained. max .

[0061] In some embodiments, if the limit slope height is smaller than the current slope height, the single high and steep slope is converted into multiple secondary slopes smaller than the limit slope height.

[0062] The slope gradient α and the tensile strength σ of the mesh reinforcement t Under certain circumstances, if the height of the slope is less than the safety limit slope height H cr The reinforced composite is safe if the height of the slope is greater than the safety limit slope height H cr , a platform should be set up to convert a single high and steep slope into multiple secondary slopes less than the safety limit slope height Hcr to ensure safety.

[0063] In some embodiments, after determining the maximum slope to be retained based on the tensile strength of the mesh reinforcement and the current slope height, the method further includes: if the maximum slope to be retained is less than the current slope height, cutting the slope according to the maximum slope to be retained.

[0064] In the above embodiment, the soil density is considered to be 2.02 g / cm 3 , soil cohesion is 1kPa, and the reinforcement-soil interface friction angle is 36°.

[0065] according to The limit slope height can be obtained;

[0066] Determine the tensile strength σ of the mesh reinforcement material to be used t ;

[0067] By changing the slope gradient α, the maximum slope height Η can be obtained. cr With the changing trend of slope gradient α, such as Figure 3 As shown, the material tensile strength is 12.0 kN / m.

[0068] Given the slope gradient α and the actual slope height Η, the minimum tensile strength σ of the mesh reinforcement required t min The following can be determined:

[0069] Minimum tensile strength of mesh reinforcement required σ t min The relationship between the slope gradient α and the actual slope height Η is: The changing trend is Figure 4 As shown, the slope height is 10m.

[0070] Considering the slope gradient α is 60°, the maximum slope height Η cr Tensile strength of reinforcement with mesh σ t The change relationship is The changing trend is Figure 5 As shown, the slope is 60°.

[0071] Known tensile strength of mesh reinforcement σ t , the method for determining the slope stability coefficient as the slope height changes is as follows:

[0072] Considering the tensile strength of the mesh reinforcement σ t Taking 20kN / m and the cover soil thickness as 0.2m, the relationship between the slope stability coefficient and the slope height Η is: The changing trend is Figure 6 As shown, the cover soil thickness is 20 cm and the tensile strength is 20 kN / m.

[0073] The following describes the key parameter generation device for slope mesh reinforcement technology provided by the present invention. The key parameter generation device for slope mesh reinforcement technology described below and the key parameter generation method for slope mesh reinforcement technology described above can correspond to each other.

[0074] Figure 7This is a schematic diagram of the structure of the key parameter generation device for the slope mesh reinforcement technology provided by the present invention. Figure 7 As shown, the device for generating key parameters of slope mesh reinforcement technology includes: an input module 701 and a processing module 702. The input module 701 is used to obtain the determined values ​​of the slope gradient, the tensile strength of the mesh reinforcement, and the current slope height. The processing module 702 is used to: if the slope gradient and the tensile strength of the mesh reinforcement are determined, determine the maximum slope height based on the slope gradient and the tensile strength of the mesh reinforcement. The maximum slope height is used to determine the reliability of the current slope height; if the slope gradient and the current slope height are determined, determine the minimum tensile strength of the mesh reinforcement to be used based on the slope gradient and the current slope height; if the tensile strength of the mesh reinforcement and the current slope height are determined, determine the maximum slope gradient to be retained based on the tensile strength of the mesh reinforcement and the current slope height.

[0075] The device embodiments provided in the embodiments of the present invention are intended to implement the above-mentioned method embodiments. For specific processes and detailed contents, please refer to the above-mentioned method embodiments, which will not be repeated here.

[0076] The key parameter generation device for slope mesh reinforcement technology provided in the embodiment of the present invention has the same implementation principle and technical effects as the aforementioned key parameter generation method embodiment for slope mesh reinforcement technology. For the sake of brief description, for matters not mentioned in the embodiment of the key parameter generation device for slope mesh reinforcement technology, reference can be made to the corresponding content in the aforementioned key parameter generation method embodiment for slope mesh reinforcement technology.

[0077] Figure 8 Schematic diagram of the structure of the electronic device provided by the present invention, such as Figure 8 As shown, the electronic device may include: a processor (processor) 801, a communication interface (Communications Interface) 802, a memory (memory) 803 and a communication bus 804, wherein the processor 801, the communication interface 802, and the memory 803 communicate with each other through the communication bus 804. The processor 801 can call the logic instructions in the memory 803 to execute the key parameter generation method of the slope mesh reinforcement technology, which includes: obtaining the determined values ​​of the slope gradient, the tensile strength of the mesh reinforcement and the current slope height; if the slope gradient and the tensile strength of the mesh reinforcement are determined, then determining the maximum slope height according to the slope gradient and the tensile strength of the mesh reinforcement, and the maximum slope height is used to determine the reliability of the current slope height; if the slope gradient and the current slope height are determined, then determining the minimum tensile strength of the mesh reinforcement to be used according to the slope gradient and the current slope height; if the tensile strength of the mesh reinforcement and the current slope height are determined, then determining the maximum slope that needs to be retained according to the tensile strength of the mesh reinforcement and the current slope height.

[0078] In addition, the logic instructions in the above-mentioned memory 803 can be implemented in the form of a software functional unit and can be stored in a computer-readable storage medium when sold or used as an independent product. Based on this understanding, the technical solution of the present invention, or the part that contributes to the prior art, or the part of the technical solution, can be embodied in the form of a software product. The computer software product is stored in a storage medium and includes several instructions for enabling a computer device (which can be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method described in each embodiment of the present invention. The aforementioned storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and other media that can store program code.

[0079] On the other hand, the present invention also provides a computer program product, which includes a computer program, which can be stored on a non-transitory computer-readable storage medium. When the computer program is executed by a processor, the computer can execute the key parameter generation method of the slope mesh reinforcement technology provided by the above methods, the method including: obtaining the determined values ​​of the slope gradient, the tensile strength of the mesh reinforcement and the current slope height; if the slope gradient and the tensile strength of the mesh reinforcement are determined, then determining the ultimate slope height according to the slope gradient and the tensile strength of the mesh reinforcement, and the ultimate slope height is used to determine the reliability of the current slope height; if the slope gradient and the current slope height are determined, then determining the minimum tensile strength of the mesh reinforcement to be used according to the slope gradient and the current slope height; if the tensile strength of the mesh reinforcement and the current slope height are determined, then determining the maximum slope that needs to be retained according to the tensile strength of the mesh reinforcement and the current slope height.

[0080] On the other hand, the present invention also provides a non-transitory computer-readable storage medium having a computer program stored thereon, which, when executed by a processor, implements a method for generating key parameters of the slope mesh reinforcement technology provided by the above-mentioned methods, the method comprising: obtaining the determined values ​​of the slope gradient, the tensile strength of the mesh reinforcement and the current slope height; if the slope gradient and the tensile strength of the mesh reinforcement have been determined, determining the ultimate slope height according to the slope gradient and the tensile strength of the mesh reinforcement, and the ultimate slope height is used to determine the reliability of the current slope height; if the slope gradient and the current slope height have been determined, determining the minimum tensile strength of the mesh reinforcement to be used according to the slope gradient and the current slope height; if the tensile strength of the mesh reinforcement and the current slope height have been determined, determining the maximum slope gradient that needs to be retained according to the tensile strength of the mesh reinforcement and the current slope height.

[0081] The device embodiments described above are merely illustrative. The units described as separate components may or may not be physically separate, and the components shown as units may or may not be physical units, i.e., they may be located in one location or distributed across multiple network units. Some or all of the modules may be selected based on actual needs to achieve the objectives of the present embodiment. Persons of ordinary skill in the art will be able to understand and implement the present invention without inventive effort.

[0082] Through the description of the above embodiments, those skilled in the art can clearly understand that each embodiment can be implemented by means of software plus a necessary general hardware platform, or of course, by hardware. Based on this understanding, the essence of the above technical solution or the part that contributes to the existing technology can be embodied in the form of a software product. The computer software product can be stored in a computer-readable storage medium, such as ROM / RAM, a magnetic disk, an optical disk, etc., and includes a number of instructions for enabling a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods described in each embodiment or certain parts of the embodiments.

[0083] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A method for generating key parameters of slope mesh reinforcement technology, characterized in that: include: Obtain the determined values ​​of slope gradient, tensile strength of mesh reinforcement and current slope height; If the slope gradient and the tensile strength of the mesh reinforcement are determined, the ultimate slope height is determined based on the slope gradient and the tensile strength of the mesh reinforcement. The ultimate slope height is used to determine the reliability of the current slope height. If the slope gradient and the current slope height have been determined, the minimum tensile strength of the mesh reinforcement to be used is determined based on the slope gradient and the current slope height; If the tensile strength of the mesh reinforcement and the current slope height have been determined, the maximum slope that needs to be retained is determined based on the tensile strength of the mesh reinforcement and the current slope height.

2. The method for generating key parameters of slope mesh reinforcement technology according to claim 1 is characterized in that: Determining the ultimate slope height based on the slope gradient and the tensile strength of the mesh reinforcement includes: Among them, H cr is the maximum slope height, σ t is the tensile strength of the mesh reinforcement, ρ is the density of the covering soil, g is the acceleration of gravity, h is the thickness of the covering soil, α is the slope gradient, is the internal friction angle, and c is the cohesion.

3. The method for generating key parameters of slope mesh reinforcement technology according to claim 1 is characterized in that: Determining the minimum tensile strength of the mesh reinforcement to be used based on the slope gradient and the current slope height includes: Among them, σ tmin is the minimum tensile strength, H is the current slope height, ρ is the cover soil density, g is the acceleration of gravity, h is the cover soil thickness, α is the slope gradient, is the internal friction angle, and c is the cohesion.

4. The method for generating key parameters of slope mesh reinforcement technology according to claim 1 is characterized in that: The maximum slope to be retained is determined based on the tensile strength of the mesh reinforcement and the current slope height, including: According to the tensile strength of the mesh reinforcement and the current slope, the ultimate slope height is calculated based on the ultimate slope height calculation formula; If the current slope height is less than the limit slope height, the current slope is taken as the maximum slope to be retained; If the current slope height is greater than the limit slope height, increase the slope angle and calculate the limit slope height again according to the limit slope height calculation formula until the current slope height is less than the limit slope height. The corresponding slope angle is used as the maximum slope to be retained. The calculation formula for the maximum slope height includes: Among them, H cr is the maximum slope height, σ t is the tensile strength of the mesh reinforcement, ρ is the density of the covering soil, g is the acceleration of gravity, h is the thickness of the covering soil, α is the slope gradient, is the internal friction angle, and c is the cohesion.

5. The method for generating key parameters of slope mesh reinforcement technology according to claim 1 is characterized in that: If the limit slope height is less than the current slope height, the single steep slope will be converted into multiple secondary slopes with heights less than the limit slope height.

6. The method for generating key parameters of slope mesh reinforcement technology according to claim 1 is characterized in that: After determining the maximum slope to be retained based on the tensile strength of the mesh reinforcement and the current slope height, the method further includes: If the maximum slope to be retained is less than the current slope height, the slope will be cut according to the maximum slope to be retained.

7. A device for generating key parameters of slope mesh reinforcement technology, characterized in that: include: Input module, used to obtain the determined values ​​of slope gradient, tensile strength of mesh reinforcement and current slope height; Processing module for: If the slope gradient and the tensile strength of the mesh reinforcement are determined, the ultimate slope height is determined based on the slope gradient and the tensile strength of the mesh reinforcement. The ultimate slope height is used to determine the reliability of the current slope height. If the slope gradient and the current slope height have been determined, the minimum tensile strength of the mesh reinforcement to be used is determined based on the slope gradient and the current slope height; If the tensile strength of the mesh reinforcement and the current slope height have been determined, the maximum slope that needs to be retained is determined based on the tensile strength of the mesh reinforcement and the current slope height.

8. An electronic device comprising a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein: When the processor executes the program, the method for generating key parameters of the slope mesh reinforcement technology as described in any one of claims 1 to 6 is implemented.

9. A non-transitory computer-readable storage medium having a computer program stored thereon, characterized in that: When the computer program is executed by a processor, the method for generating key parameters of the slope mesh reinforcement technology as described in any one of claims 1 to 6 is implemented.

10. A computer program product comprising a computer program, characterized in that When the computer program is executed by a processor, the method for generating key parameters of the slope mesh reinforcement technology as described in any one of claims 1 to 6 is implemented.

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