CN115422874B - Ground wire harness layout optimization method and device, electronic equipment and storage medium - Google Patents
Ground wire harness layout optimization method and device, electronic equipment and storage medium Download PDFInfo
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Abstract
The embodiment of the application provides a ground wire harness layout optimization method, a ground wire harness layout optimization device, electronic equipment and a storage medium, and relates to the technical field of vehicle devices. The method comprises the steps of obtaining the position of a grounding terminal of the whole vehicle, the material of the grounding terminal, the line type information of a grounding wire harness and the wiring information of the grounding wire harness; according to the position of the grounding terminal, the grounding terminal material, the line information of the grounding wire harness and the wiring information of the grounding wire harness, performing three-dimensional simulation analysis on the layout of the grounding wire harness to obtain a simulation result; and optimizing the grounding harness layout according to whether the simulation result meets the preset design requirement or not, so that the minimum grounding impedance of the optimized grounding harness layout can be ensured, and the rationality of the grounding harness layout of the whole vehicle can be improved.
Description
Technical Field
The embodiment of the application relates to the technical field of vehicle devices, in particular to a ground wire harness layout optimization method, a device, electronic equipment and a storage medium.
Background
With the continuous improvement of vehicle technology, the types of electronic and electric components currently deployed on vehicles are increasing, such as high-voltage electric drive systems, high-voltage compressors, low-voltage controller elements. Proper functioning of the electronic and electrical components requires a good grounding environment. If the grounding environment of the vehicle is abnormal, a certain degree of problems can be caused to the performance of the whole vehicle.
At present, a wire harness engineer deploys a grounding wire harness of a vehicle according to own experience, which may cause unreasonable local grounding wire harness of the whole vehicle, so that the grounding abnormality causes a certain performance problem of the whole vehicle.
Disclosure of Invention
The embodiment of the application provides a ground wire harness layout optimization method, a device, electronic equipment and a storage medium, so as to solve the problems.
In a first aspect, an embodiment of the present application provides a ground wire harness layout optimization method. The method comprises the following steps: acquiring the position of a grounding terminal of the whole vehicle, the grounding terminal material, the line information of a grounding wire harness and the wiring information of the grounding wire harness; according to the position of the grounding terminal, the grounding terminal material, the line type information of the grounding wire harness and the wiring information of the grounding wire harness, performing three-dimensional simulation analysis on the layout of the grounding wire harness to obtain a simulation result, wherein the simulation result is a grounding impedance value; and optimizing the layout of the grounding wire bundles according to whether the simulation result meets a preset design requirement, wherein the preset design requirement comprises a grounding impedance value with the minimum grounding impedance value or a grounding impedance value smaller than or equal to a preset grounding impedance value.
In a second aspect, an embodiment of the present application provides a ground wire harness layout optimization device. The device comprises: the data acquisition module is used for acquiring the position of the grounding terminal of the whole vehicle, the grounding terminal material, the line information of the grounding wire harness and the wiring information of the grounding wire harness; the simulation analysis module is used for carrying out three-dimensional simulation analysis on the layout of the grounding wire harness according to the position of the grounding terminal, the grounding terminal material, the line information of the grounding wire harness and the wiring information of the grounding wire harness to obtain a simulation result, wherein the simulation result is a grounding impedance value; and the layout optimization module is used for optimizing the layout of the grounding wire bundles according to whether the simulation result meets a preset design requirement, wherein the preset design requirement comprises a grounding impedance value with the minimum grounding impedance value or a grounding impedance value smaller than or equal to a preset grounding impedance value.
In a third aspect, embodiments of the present application provide an electronic device. The electronic device includes a memory, one or more processors, and one or more applications. Wherein the one or more application programs are stored in the memory and configured to, when invoked by the one or more processors, cause the one or more processors to perform the methods provided by the embodiments of the present application.
In a fourth aspect, embodiments of the present application provide a computer-readable storage medium. The computer readable storage medium has stored therein program code configured to, when invoked by a processor, cause the processor to perform the methods provided by the embodiments of the present application.
According to the ground wire harness layout optimization method, device, electronic equipment and storage medium, the ground wire harness layout is simulated and optimized according to the position of the ground terminal, the material of the ground terminal, the line type information and the wiring information of the ground wire harness, so that the ground impedance of the optimized ground wire harness layout is minimum, and the rationality of the ground wire harness layout of the whole vehicle can be improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an application scenario of a ground wire harness layout optimization method according to an exemplary embodiment of the present application;
FIG. 2 is a flow chart of a ground wire harness layout optimization method according to an embodiment of the present disclosure;
FIG. 3 is a schematic diagram of a ground harness layout for a real vehicle provided in an exemplary embodiment of the present application;
FIG. 4 is a schematic diagram of a three-dimensional ground terminal simulation model provided in an exemplary embodiment of the present application;
FIG. 5 is a flow chart of a ground harness layout optimization method according to another embodiment of the present application;
FIG. 6 is a flow chart of a ground harness layout optimization method according to another embodiment of the present application;
FIG. 7 is a flow chart of a ground harness layout optimization method according to yet another embodiment of the present application;
FIG. 8 is a flow chart of a ground harness layout optimization method provided in an exemplary embodiment of the present application;
FIG. 9 is a block diagram of a ground harness layout optimizing apparatus according to an embodiment of the present application;
FIG. 10 is a block diagram of an electronic device according to an embodiment of the present application;
fig. 11 is a block diagram of a computer readable storage medium according to an embodiment of the present application.
Detailed Description
In order to enable those skilled in the art to better understand the present application, the following description will make clear and complete descriptions of the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application.
Referring to fig. 1, fig. 1 is a schematic diagram of an application scenario of a ground wire harness layout optimization method according to an exemplary embodiment of the present application. The ground harness layout optimization system 100 includes an electronic device 110 and a vehicle 120. The electronic device 110 is communicatively coupled to the vehicle 120. The electronic device 110 may be a communication device having a network connection function. For example, the electronic device may be a server or a computer. The server can be a traditional server or a cloud server. The electronic device 110 may be one electronic device or include a plurality of electronic devices, and is not particularly limited herein. The vehicle 120 may be a gasoline vehicle, an electric vehicle, or the like, wherein the electric vehicle may be a pure electric vehicle, a hybrid vehicle, or a fuel cell vehicle, or the like, and is not particularly limited herein.
Referring to fig. 2, fig. 2 is a flow chart of a ground wire harness layout optimization method according to an embodiment of the present application. The ground wire harness layout optimization method may be applied to the electronic device 110 shown in fig. 1 described above, or the ground wire harness layout optimization apparatus 600 shown in fig. 9 to be mentioned below, or the electronic device 700 shown in fig. 10 to be mentioned below. The ground harness layout optimization method may include the following steps 210 to 230.
Step 210, obtaining the position of the grounding terminal, the material of the grounding terminal, the line information of the grounding wire harness and the wiring information of the grounding wire harness of the whole vehicle.
The grounding terminal refers to a terminal connected with a grounding body, wherein the grounding body is also called a grounding electrode and is a metal conductor or a conductor group which is in direct contact with soil. The ground terminal position of the whole vehicle refers to a position on the vehicle where the ground terminal can be mounted. The ground terminal position corresponds to the vehicle, and there may be a difference in the ground terminal positions of different vehicles, and the ground terminal positions corresponding to vehicles of the same model are generally the same.
The grounding terminal material refers to a material for manufacturing the grounding terminal, namely, a material for manufacturing the grounding terminal, such as stainless steel.
The line type information of the grounding wire harness comprises the wire core diameter, shielding wires or single wires of the grounding wire harness and the like. The line information of the grounding wire harness can be obtained by searching a wire information table of the grounding wire harness. In some embodiments, the ground wire harness may include a whole vehicle wire harness including an engine wire harness, an instrument wire harness, a vehicle body wire harness, a chassis wire harness, and the like.
The routing information of the grounding wire harness refers to routing of the real vehicle wire harness. The routing of the grounding wire harness corresponds to that of a real vehicle, and the routing information of the grounding wire harnesses of different vehicles can be different, and the routing information of the grounding wire harnesses corresponding to vehicles of the same vehicle type is generally the same.
In some embodiments, the ground terminal position corresponding to the real vehicle may be obtained. Specifically, a corresponding three-dimensional simulation vehicle can be built based on the real vehicle, and the ground terminal position corresponding to the real vehicle is obtained based on the three-dimensional simulation vehicle.
In other embodiments, a device installation diagram corresponding to the real vehicle may be obtained, and a ground terminal position corresponding to the real vehicle may be obtained based on the device installation diagram corresponding to the real vehicle. The device installation diagram may be obtained from a manufacturer of the vehicle, or obtained from a storage unit of the vehicle, or obtained from a cloud, which is not particularly limited herein.
In some embodiments, a ground terminal material corresponding to a real vehicle may be obtained. Specifically, an available ground terminal corresponding to a real vehicle may be obtained as a target ground terminal, and a material of the target ground terminal may be obtained. For example, the material information corresponding to the target ground terminal may be acquired from the ground terminal material table. The ground terminal material table may be obtained from a manufacturer of the vehicle, or obtained from a storage unit of the vehicle, or obtained from a cloud, which is not particularly limited herein.
In some embodiments, line type information of an available ground wire harness corresponding to a real vehicle may be obtained. Specifically, a line type information table of the ground wire harness may be acquired, and line type information of the ground wire harness may be acquired based on the line type information table. The line type information table corresponds to a real vehicle, the line type information tables corresponding to different vehicles may be different, and vehicles of the same vehicle type generally have the same line type information table. The line type information table may be obtained from a manufacturer of the vehicle, or from a storage unit of the vehicle, or from a cloud, without being particularly limited herein.
In some embodiments, routing information of a grounding harness corresponding to a real vehicle may be obtained. Specifically, a simulated vehicle model corresponding to the real vehicle can be constructed based on the real vehicle, and routing information of the grounding wire harness corresponding to the real vehicle can be obtained based on the simulated vehicle model.
In other embodiments, the device installation diagram corresponding to the real vehicle may be obtained, and routing information of the ground wire harness corresponding to the real vehicle may be obtained based on the device installation diagram.
As an example, referring to fig. 3, fig. 3 is a schematic diagram of a ground wire harness layout of a real vehicle according to an exemplary embodiment of the present application. Fig. 3 includes routing information for a ground terminal, a ground harness, and a ground harness.
And 220, performing three-dimensional simulation analysis on the layout of the grounding wire harness according to the position of the grounding terminal, the material of the grounding terminal, the line type information of the grounding wire harness and the wiring information of the grounding wire harness, and obtaining a simulation result. The simulation result is a ground impedance value.
In some embodiments, a three-dimensional ground terminal simulation model corresponding to a real vehicle may be constructed based on the ground terminal position. Wherein the three-dimensional ground terminal simulation model may include a three-dimensional ground terminal simulation model and a connection portion connected to the ground wire harness.
As an example, referring to fig. 4, fig. 4 is a schematic diagram of a three-dimensional ground terminal simulation model according to an exemplary embodiment of the present application. Fig. 4 includes a three-dimensional ground terminal simulation model and a connection portion connected to a ground wire harness.
In some embodiments, a three-dimensional ground wire harness simulation model corresponding to the real vehicle can be constructed based on the line information of the ground wire harness and the routing information of the ground wire harness.
In some embodiments, the three-dimensional simulation analysis can be performed on the ground wire harness layout by combining the three-dimensional ground terminal simulation model and the three-dimensional ground wire harness simulation model, so as to obtain simulation results.
In some embodiments, the three-dimensional simulation analysis is performed on the grounding wire harness layout, so that the resistance, the inductance and the capacitance of the current grounding wire harness layout can be obtained, and the grounding impedance value of the current grounding wire harness layout can be calculated based on the resistance, the inductance and the capacitance to serve as a simulation result.
In some embodiments, the ground impedance value of the ground wire harness layout includes real and imaginary parts of the ground impedance. The ground impedance value may be calculated using the following expression:
Zre＝R；
Zim＝ω*L-ω 3 *L 2 *C–ω 2 *C*R 2 ；
wherein Zre represents the real part of the ground impedance value, zim represents the imaginary part of the ground impedance value, R represents the resistance under the current ground wire harness layout, L represents the inductance under the current ground wire harness layout, C represents the capacitance under the current ground wire harness layout, and ω represents the angular frequency under different frequency points.
And 230, optimizing the layout of the grounding wire harness according to whether the simulation result meets the preset design requirement. The preset design requirement comprises a grounding impedance value with the smallest grounding impedance value or the grounding impedance value is smaller than or equal to the preset grounding impedance value.
In some embodiments, a ground impedance value that is the smallest ground impedance value refers to a ground impedance having both the real and imaginary parts that are the smallest.
In some embodiments, the predetermined ground impedance value includes a predetermined real ground impedance value and a predetermined imaginary ground impedance value. The ground impedance value being less than or equal to the preset ground impedance value means that the real part of the ground impedance is less than or equal to the preset real part ground impedance value and the imaginary part of the ground impedance is less than or equal to the preset imaginary part ground impedance value.
If the simulation result meets the preset design requirement, the current grounding wire harness layout is the optimal layout, at the moment, the current grounding wire harness layout corresponding to the simulation result can be determined to be the optimal grounding wire harness layout, and the optimization flow is ended.
If the simulation result does not meet the preset design requirement, the current grounding wire harness layout is not the optimal layout, at the moment, the line type information of the grounding wire harness and/or the wiring information of the grounding wire harness can be adjusted, and three-dimensional simulation analysis is performed on the grounding wire harness layout again until the simulation result meets the preset design requirement.
According to the ground wire harness layout optimization method, simulation optimization is carried out on the ground wire harness layout according to the ground terminal position, the ground terminal material, the line type information and the wiring information of the ground wire harness, so that the ground impedance of the optimized ground wire harness layout is minimum, and the rationality of the ground wire harness layout of the whole vehicle can be improved.
Referring to fig. 5, fig. 5 is a flowchart illustrating a ground wire harness layout optimization method according to another embodiment of the present disclosure. The ground wire harness layout optimization method may be applied to the electronic device 110 shown in fig. 1 described above, or the ground wire harness layout optimization apparatus 600 shown in fig. 9 to be mentioned below, or the electronic device 700 shown in fig. 10 to be mentioned below. The ground harness layout optimization method may include the following steps 310-380.
Step 310, obtaining the position of the grounding terminal, the material of the grounding terminal, the line information of the grounding wire harness and the wiring information of the grounding wire harness of the whole vehicle.
The detailed description of step 310 is referred to the foregoing step 210, and will not be repeated here.
And 320, performing three-dimensional simulation analysis on the layout of the grounding wire harness according to the position of the grounding terminal, the material of the grounding terminal, the line type information of the grounding wire harness and the wiring information of the grounding wire harness, and performing a preliminary simulation result. The primary simulation result is a ground impedance value.
The detailed description of step 320 is referred to the foregoing step 220, and will not be repeated here.
It should be noted that the simulation result of step 220 may be a preliminary simulation result.
Step 330, detecting whether the preliminary simulation result meets the preset design requirement.
The specific description of step 330 refers to step 230, and is not repeated here.
It should be noted that the simulation result of step 230 may be a preliminary simulation result.
If the preliminary simulation result meets the preset design requirement, it indicates that the current ground wire harness layout is the optimal layout, step 340 may be executed at this time, i.e. it is determined that the ground wire harness layout corresponding to the preliminary simulation result is the optimal ground wire harness layout.
If the preliminary simulation result does not meet the preset design requirement, it is indicated that the local of the current grounding wire harness is not the optimal layout, and steps 350-380 can be executed until the simulation result meets the preset design requirement.
Step 340, determining that the grounding wire harness layout corresponding to the simulation result is the optimal grounding wire harness layout. The simulation result here may be a preliminary simulation result, a first simulation result, or a second simulation result.
And step 350, adjusting the linear information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the linear information of the adjusted grounding wire harness to obtain a first simulation result. The first simulation result is a ground impedance value.
The detailed description of step 350 is referred to the aforementioned step 220, and will not be repeated here.
Step 360, detecting whether the first simulation result meets the preset design requirement.
The detailed description of step 360 is referred to the foregoing step 230, and will not be repeated here. It should be noted that the simulation result of step 230 may be the first simulation result.
If the first simulation result meets the preset design requirement, it is indicated that the current ground wire harness layout is the optimal layout, and step 340 may be executed at this time, i.e. it is determined that the ground wire harness layout corresponding to the first simulation result is the optimal ground wire harness layout.
If the first simulation result does not meet the preset design requirement, it is indicated that the current ground wire harness layout is not the optimal layout, and steps 370-380 may be executed until the simulation result meets the preset design requirement.
And step 370, adjusting the routing information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the routing information of the adjusted grounding wire harness to obtain a second simulation result.
The detailed description of step 370 is referred to the aforementioned step 220, and will not be repeated here.
Step 380, detecting whether the second simulation result meets the preset design requirement.
The specific description of step 380 is referred to the aforementioned step 230, and will not be repeated here. It should be noted that the simulation result of step 230 may be the second simulation result.
If the second simulation result meets the preset design requirement, it is indicated that the current ground wire harness layout is the optimal layout, and step 340 may be executed at this time, i.e. it is determined that the ground wire harness layout corresponding to the second simulation result is the optimal ground wire harness layout.
If the second simulation result still does not meet the preset design requirement, it indicates that the current ground wire harness layout is not the optimal layout, and at this time, the execution step 350 may be returned, i.e. the line information of the ground wire harness is adjusted, until the simulation result meets the preset design requirement.
According to the ground wire harness layout optimization method, simulation optimization is carried out on the ground wire harness layout according to the ground terminal position, the ground terminal material, the line type information and the wiring information of the ground wire harness, so that the ground impedance of the optimized ground wire harness layout is minimum, and the rationality of the ground wire harness layout of the whole vehicle can be improved. The optimal grounding wire harness layout obtained by the grounding wire harness layout optimization method provided by the embodiment of the application can be quantized, and the optimal grounding wire harness layout can be provided for a wire harness engineer as a reference, so that time is saved, and research and development cost is reduced. In addition, the ground wire harness layout optimization method provided by the embodiment of the application is implemented in the design development stage, the ground position of the whole vehicle can be confirmed in a simulation mode, the three-dimensional simulation means are adopted to participate in the layout setting of the ground wire harness of the whole vehicle, the simulation result can be continuously verified in the whole process, the optimal ground wire harness layout is ensured to be determined, and therefore the problems that the test time of the whole vehicle is prolonged, the test cost is increased and the like due to insufficient design verification can be solved.
Referring to fig. 6, fig. 6 is a flowchart illustrating a ground wire harness layout optimization method according to another embodiment of the present disclosure. The ground wire harness layout optimization method may be applied to the electronic device 110 shown in fig. 1 described above, or the ground wire harness layout optimization apparatus 600 shown in fig. 9 to be mentioned below, or the electronic device 700 shown in fig. 10 to be mentioned below. The ground harness layout optimization method may include the following steps 410-480.
Step 410, obtain the grounding terminal position, the grounding terminal material, the line information of the grounding wire harness and the routing information of the grounding wire harness of the whole vehicle.
The specific description of step 410 is referred to the aforementioned step 210, and will not be repeated here.
And step 420, performing three-dimensional simulation analysis on the layout of the grounding wire harness according to the position of the grounding terminal, the material of the grounding terminal, the line type information of the grounding wire harness and the wiring information of the grounding wire harness, and performing a preliminary simulation result. The primary simulation result is a ground impedance value.
The specific description of step 420 is referred to the aforementioned step 220, and will not be repeated here.
It should be noted that the simulation result of step 220 may be a preliminary simulation result.
Step 430, detecting whether the preliminary simulation result meets the preset design requirement.
The specific description of step 430 is referred to the aforementioned step 230, and will not be repeated here.
It should be noted that the simulation result of step 230 may be a preliminary simulation result.
If the preliminary simulation result meets the preset design requirement, it indicates that the current ground wire harness layout is the optimal layout, step 440 may be executed at this time, i.e. it is determined that the ground wire harness layout corresponding to the preliminary simulation result is the optimal ground wire harness layout.
If the preliminary simulation result does not meet the preset design requirement, it is indicated that the current local ground wire bundle is not the optimal layout, and steps 450-480 can be executed at this time.
Step 440, determining that the grounding wire harness layout corresponding to the simulation result is the optimal grounding wire harness layout. The simulation result here may be a preliminary simulation result, a first simulation result, or a second simulation result.
And step 450, adjusting the routing information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the routing information of the adjusted grounding wire harness to obtain a first simulation result. The first simulation result is a ground impedance value.
The detailed description of step 450 is referred to the aforementioned step 220, and will not be repeated here.
Step 460, detecting whether the first simulation result meets the preset design requirement.
If the first simulation result meets the preset design requirement, it is indicated that the current ground wire harness layout is the optimal layout, step 440 may be executed at this time, i.e. it is determined that the ground wire harness layout corresponding to the first simulation result is the optimal ground wire harness layout.
If the first simulation result does not meet the preset design requirement, it indicates that the current ground wire harness layout is not the optimal layout, and at this time, steps 470-480 may be performed.
And 470, adjusting the linear information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the linear information of the adjusted grounding wire harness to obtain a second simulation result.
The specific description of step 470 is referred to the aforementioned step 220, and will not be repeated here.
Step 480, it is detected whether the second simulation result meets the preset design requirement.
The specific description of step 480 is referred to the aforementioned step 230, and will not be repeated here. It should be noted that the simulation result of step 230 may be the second simulation result.
If the second simulation result meets the preset design requirement, it indicates that the current ground wire harness layout is the optimal layout, step 440 may be executed at this time, i.e. it is determined that the ground wire harness layout corresponding to the second simulation result is the optimal ground wire harness layout.
If the second simulation result still does not meet the preset design requirement, it indicates that the current ground wire harness layout is not the optimal layout, and at this time, the execution step 450 may be returned, i.e. the routing information of the ground wire harness is adjusted, until the simulation result meets the preset design requirement.
According to the ground wire harness layout optimization method, simulation optimization is carried out on the ground wire harness layout according to the ground terminal position, the ground terminal material, the line type information and the wiring information of the ground wire harness, so that the ground impedance of the optimized ground wire harness layout is minimum, and the rationality of the ground wire harness layout of the whole vehicle can be improved. The optimal grounding wire harness layout obtained by the grounding wire harness layout optimization method provided by the embodiment of the application can be quantized, and the optimal grounding wire harness layout can be provided for a wire harness engineer as a reference, so that time is saved, and research and development cost is reduced. In addition, the ground wire harness layout optimization method provided by the embodiment of the application is implemented in the design development stage, the ground position of the whole vehicle can be confirmed in a simulation mode, the three-dimensional simulation means are adopted to participate in the layout setting of the ground wire harness of the whole vehicle, the simulation result can be continuously verified in the whole process, the optimal ground wire harness layout is ensured to be determined, and therefore the problems that the test time of the whole vehicle is prolonged, the test cost is increased and the like due to insufficient design verification can be solved.
Referring to fig. 7, fig. 7 is a flowchart illustrating a ground wire harness layout optimization method according to another embodiment of the present disclosure. The ground wire harness layout optimization method may be applied to the electronic device 110 shown in fig. 1 described above, or the ground wire harness layout optimization apparatus 600 shown in fig. 9 to be mentioned below, or the electronic device 700 shown in fig. 10 to be mentioned below. The ground harness layout optimization method may include the following steps 510-550.
Step 510, obtaining the position of the grounding terminal, the material of the grounding terminal, the line information of the grounding wire harness and the wiring information of the grounding wire harness of the whole vehicle.
The specific description of step 510 refers to step 210, and is not repeated here.
And step 520, constructing a ground terminal simulation model according to the ground terminal position.
The ground terminal simulation model comprises a ground terminal and a connection part of the ground terminal and a ground wire bundle. As shown in fig. 4, the ground terminal simulation model may be a three-dimensional ground terminal simulation model. The ground terminal simulation model may include a plurality of three-dimensional ground terminal simulation models as shown in fig. 4.
In some embodiments, an embodiment of constructing a ground terminal simulation model from ground terminal positions may include the steps of: parameterizing the grounding terminal position based on a vehicle coordinate system to obtain a target grounding terminal position; determining different ground terminal layouts according to the target ground terminal positions; verifying different grounding terminal layouts by adopting three-dimensional electromagnetic field simulation software, and determining the optimal grounding terminal layout; and constructing a ground terminal simulation model according to the optimal ground terminal layout. The optimal ground terminal layout refers to the position of the ground terminal with the minimum ground impedance value and capable of being arranged in the whole vehicle.
The vehicle coordinate system is also referred to as a whole vehicle coordinate system, and refers to a three-dimensional coordinate system for describing the motion of the vehicle. The origin of the vehicle coordinate system coincides with the centroid of the vehicle, and when the vehicle is in a stationary state on a horizontal road surface, the x-axis is directed forward of the vehicle parallel to the ground, the z-axis is directed upward through the vehicle centroid, and the y-axis is directed to the left of a driver sitting on the driving seat.
Three-dimensional electromagnetic field simulation software is useful, among other things, for designing and simulating high frequency electronic products, such as antennas, antenna arrays, radio frequency or microwave components, high speed interconnects, filters, connectors, and printed circuit boards. The three-dimensional electromagnetic field simulation software may be ANSYS HFSS software, CST MICROWAVE STUDIO software, XFDTD software, SONNET software, FEKO software, or the like, without specific limitation.
And 530, constructing a ground wire harness simulation model according to the line information of the ground wire harness and the routing information of the ground wire harness.
The ground wire harness simulation model may be the three-dimensional ground wire harness simulation model.
In some embodiments, an embodiment of constructing a ground wire harness simulation model according to the line type information of the ground wire harness and the routing information of the ground wire harness may include the steps of: according to the linear information of the grounding wire harness, determining the three-dimensional structure of the grounding wire harness, and adopting geometric processing software to process the three-dimensional structure of the grounding wire harness to obtain a geometric center line of the grounding wire harness; and inputting the geometric center line of the grounding wire harness and routing information of the grounding wire harness into a simulation environment, and constructing a grounding wire harness simulation model.
The geometry processing software can be ANSA software or HYPERMESH software and the like.
Because the geometric processing software cannot directly identify the line information of the grounding wire harness, the geometric midline corresponding to the grounding wire harness, namely the midline of the grounding wire harness, needs to be acquired.
The simulation environment refers to the cable environment of the three-dimensional electromagnetic simulation software.
Step 540, combining the ground terminal simulation model, the ground terminal material and the ground wire bundle simulation model, and performing three-dimensional simulation analysis on the ground wire bundle layout to obtain a simulation result.
The specific description of step 540 refers to the signing step 220, and will not be repeated here.
And 550, optimizing the layout of the grounding wire harness according to whether the simulation result meets the preset design requirement.
For a specific description of step 550, refer to the aforementioned step 230, the aforementioned steps 330-380 and the aforementioned steps 430-480, which are not repeated here.
According to the ground wire harness layout optimization method, simulation optimization is carried out on the ground wire harness layout according to the ground terminal position, the ground terminal material, the line type information and the wiring information of the ground wire harness, so that the ground impedance of the optimized ground wire harness layout is minimum, and the rationality of the ground wire harness layout of the whole vehicle can be improved. The optimal grounding wire harness layout obtained by the grounding wire harness layout optimization method provided by the embodiment of the application can be quantized, and the optimal grounding wire harness layout can be provided for a wire harness engineer as a reference, so that time is saved, and research and development cost is reduced. In addition, the ground wire harness layout optimization method provided by the embodiment of the application is implemented in the design development stage, the ground position of the whole vehicle can be confirmed in a simulation mode, the three-dimensional simulation means are adopted to participate in the layout setting of the ground wire harness of the whole vehicle, the simulation result can be continuously verified in the whole process, the optimal ground wire harness layout is ensured to be determined, and therefore the problems that the test time of the whole vehicle is prolonged, the test cost is increased and the like due to insufficient design verification can be solved.
For ease of understanding, an exemplary embodiment is provided herein to illustrate the ground wire harness layout optimization method provided by embodiments of the present application, it being understood that the exemplary embodiment is merely an exemplary illustration and not a limitation of the present application. Referring to fig. 8, fig. 8 is a flowchart of a ground wire harness layout optimization method according to an exemplary embodiment of the present application. The ground wire harness layout optimization method may be applied to the electronic device 110 shown in fig. 1 described above, or the ground wire harness layout optimization apparatus 600 shown in fig. 9 to be mentioned below, or the electronic device 700 shown in fig. 10 to be mentioned below. The grounding wire harness layout method comprises the following steps 1-13.
Step 1, inputting a simulation requirement, wherein the simulation requirement refers to a ground wire harness layout requirement, such as a ground terminal position, a ground terminal material, line type information of a ground wire harness, and routing information of the ground wire harness.
And 2, analyzing the simulation demand.
And 3, constructing a ground terminal simulation model.
As shown in fig. 7, step 3 may include the following steps 3.1 to 3.3.
And 3.1, carding the whole car grounding terminal. I.e. the ground terminal position is obtained.
And 3.2, parameterizing the position of the grounding terminal.
And 3.3, constructing a ground terminal simulation model based on the parameterized ground terminal position.
And 4, obtaining a grounding terminal material.
And 5, constructing a ground wire harness simulation model.
As shown in fig. 7, step 5 may include the following steps 5.1 to 5.4.
And 5.1, acquiring the line information and the wiring information of the grounding wire harness.
And 5.2, processing the grounding wire harness to obtain the geometric center line of the grounding wire harness. The ground wire harness may be a three-dimensional ground wire harness constructed according to line type information of the ground wire harness.
And 5.3, inputting the geometric center line of the grounding wire harness into a simulation environment.
And 5.4, constructing a ground wire harness simulation model according to the geometric center line and the wiring information of the ground wire harness.
And 6, carrying out three-dimensional simulation analysis on the ground wire harness layout by combining the ground terminal simulation model, the ground terminal material and the ground wire harness simulation model to obtain the resistance, the inductance and the capacitance under the current ground wire harness layout.
And 7, calculating a grounding impedance value based on the resistor, the inductor and the capacitor, and taking the grounding impedance value as a preliminary simulation result.
And 8, judging whether the preliminary simulation result meets the preset design requirement.
If the preliminary simulation result meets the preset design requirement, step 13 is executed.
And if the preliminary simulation result does not meet the preset design requirement, executing the steps 9-12.
And 9, adjusting the linear information of the grounding wire harness to obtain a first grounding wire harness layout, and carrying out three-dimensional simulation analysis on the first grounding wire harness layout again to obtain a first simulation result.
Step 10, judging whether the first simulation result meets the preset design requirement.
If the first simulation result meets the preset design requirement, step 13 is executed.
If the first simulation result does not meet the preset design requirement, executing the steps 11-12.
And 11, adjusting wiring information of the grounding wire harness to obtain a second grounding wire harness layout, and carrying out three-dimensional simulation analysis on the second grounding wire harness layout again to obtain a second simulation result.
And step 12, judging whether the second simulation result meets the preset design requirement.
If the second simulation result meets the preset design requirement, step 13 is executed.
And if the second simulation result does not meet the preset design requirement, returning to the execution step 9 until the simulation result meets the preset design requirement.
And step 13, determining the local part of the grounding wire bundle corresponding to the simulation result as the optimal grounding wire bundle layout. The simulation result here may be a preliminary simulation result, a first simulation result, or a second simulation result.
The parts of steps 1 to 13 not described in detail refer to the relevant parts of the foregoing embodiments, and are not described herein.
Referring to fig. 9, fig. 9 is a block diagram of a ground wire harness layout optimizing apparatus according to an embodiment of the present application. The ground harness layout optimizing apparatus 600 may be applied to the electronic device 110 shown in fig. 1 described above, or the electronic device 700 shown in fig. 10, which will be mentioned below.
The ground harness layout optimization device 600 includes a data acquisition module 610, a simulation analysis module 620, and a layout optimization module 630. Wherein: the data acquisition module 610 is configured to acquire a position of a ground terminal of the whole vehicle, a material of the ground terminal, line information of a ground wire harness, and routing information of the ground wire harness. The simulation analysis module 620 is configured to perform three-dimensional simulation analysis on the layout of the ground wire harness according to the position of the ground terminal, the material of the ground terminal, the line information of the ground wire harness, and the routing information of the ground wire harness, so as to obtain a simulation result, where the simulation result is a ground impedance value. The layout optimization module 630 is configured to optimize the layout of the ground wire bundle according to whether the simulation result meets a preset design requirement, where the preset design requirement includes a ground impedance value with a minimum ground impedance value or a ground impedance value that is less than or equal to a preset ground impedance value.
In some embodiments, the layout optimization module 630 is further configured to determine that the ground wire harness layout corresponding to the simulation result is an optimal ground wire harness layout if the simulation result meets a preset design requirement; and if the simulation result does not meet the preset design requirement, adjusting the linear information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the linear information of the adjusted grounding wire harness until the simulation result meets the preset design requirement.
In some embodiments, the layout optimization module 630 is further configured to adjust the line information of the ground wire harness if the simulation result does not meet the preset design requirement, and re-perform three-dimensional simulation analysis on the ground wire harness layout according to the adjusted line information of the ground wire harness to obtain a first simulation result; if the first simulation result does not meet the preset design requirement, adjusting the routing information of the grounding wire harness; according to the adjusted routing information of the grounding wire harness, carrying out three-dimensional simulation analysis on the grounding wire harness layout again to obtain a second simulation result; and if the second simulation result still does not meet the preset design requirement, returning to the step of adjusting the linear information of the grounding wire harness until the simulation result meets the preset design requirement.
In some embodiments, the layout optimization module 630 is further configured to determine that the ground wire harness layout corresponding to the simulation result is an optimal ground wire harness layout if the simulation result meets a preset design requirement; and if the simulation result does not meet the preset design requirement, adjusting the routing information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the routing information of the adjusted grounding wire harness until the simulation result meets the preset design requirement.
In some embodiments, the simulation analysis module 620 is further configured to construct a ground terminal simulation model according to the ground terminal position, where the ground terminal simulation model includes a ground terminal and a connection portion of the ground terminal to a ground wire harness; constructing a ground wire harness simulation model according to the line information of the ground wire harness and the wiring information of the ground wire harness; and combining the ground terminal simulation model, the ground terminal material and the ground wire harness simulation model, and performing three-dimensional simulation analysis on the ground wire harness layout.
In some embodiments, the simulation analysis module 620 is further configured to parameterize the ground terminal position based on a vehicle coordinate system to obtain a target ground terminal position; determining different ground terminal layouts according to the target ground terminal positions; verifying different grounding terminal layouts by adopting three-dimensional electromagnetic field simulation software, and determining the optimal grounding terminal layout; and constructing a ground terminal simulation model according to the optimal ground terminal layout.
In some embodiments, the simulation analysis module 620 is further configured to determine a three-dimensional structure of the ground wire harness according to the line type information of the ground wire harness, and process the three-dimensional structure of the ground wire harness by using geometric processing software to obtain a geometric center line of the ground wire harness; and inputting the geometric center line of the grounding wire harness and the routing information of the grounding wire harness into a simulation environment, and constructing a grounding wire harness simulation model.
Those skilled in the art can clearly understand that the ground wire harness layout optimization device 600 provided in the embodiment of the present application may implement the ground wire harness layout optimization method provided in the embodiment of the present application. The specific working process of the device and the module may refer to a process corresponding to the ground wire harness layout optimization method in the embodiment of the present application, which is not described herein.
In the embodiments provided herein, the modules shown or discussed are coupled, directly coupled, or communicatively coupled to each other via some interfaces, devices, or modules, which may be electrical, mechanical or otherwise.
In addition, each functional module in the embodiments of the present application may be integrated into one processing module, or each module may exist alone physically, or two or more modules may be integrated into one module. The integrated modules may be implemented in hardware or in a functional module of software, which is not limited herein.
Referring to fig. 10, fig. 10 is a block diagram of an electronic device according to an embodiment of the present application. The electronic device 700 may include one or more of the following components: the system includes a memory 710, one or more processors 720, and one or more applications, wherein the one or more applications may be stored in the memory 710 and configured to, when invoked by the one or more processors 720, cause the one or more processors 720 to perform the above-described ground wire harness layout optimization method provided by embodiments of the present application.
Processor 720 may include one or more processing cores. Processor 720 connects various portions of the overall electronic device 700 using various interfaces and lines for executing or executing instructions, programs, code sets, or instruction sets stored in memory 710, and for invoking execution or data stored in memory 710, performing various functions of electronic device 700, and processing data. Alternatively, the processor 720 may be implemented in hardware in at least one of digital signal processing (Digital Signal Processing, DSP), field programmable gate array (Field-Programmable Gate Array, FPGA), and editable logic array (Programmable Logic Array, PLA). Processor 720 may integrate one or a combination of several of a central processing unit (Central Processing Unit, CPU), an image processor (Graphics Processing Unit, GPU) and a modem. The CPU mainly processes an operating system, a user interface, an application program and the like; the GPU is used for being responsible for rendering and drawing of display content; the modem is used to handle wireless communications. It will be appreciated that the modem may not be integrated into the processor 720 and may be implemented solely by a single communication chip.
The Memory 710 may include a random access Memory (Random Access Memory, RAM) or a Read-Only Memory (ROM). Memory 710 may be used to store instructions, programs, code, sets of codes, or sets of instructions. The memory 710 may include a stored program area and a stored data area. The storage program area may store instructions for implementing an operating system, instructions for implementing at least one function, instructions for implementing the various method embodiments described above, and the like. The storage data area may store data created by the electronic device 700 in use, and the like.
Referring to fig. 11, fig. 11 is a block diagram illustrating a computer readable storage medium according to an embodiment of the present application. The computer readable storage medium 800 has stored therein a program code 810, the program code 810 being configured to, when called by a processor, cause the processor to perform the above-described ground wire harness layout optimization method provided by the embodiments of the present application.
The computer readable storage medium 800 may be an electronic Memory such as a flash Memory, an Electrically erasable programmable read-Only Memory (EEPROM), an erasable programmable read-Only Memory (EPROM), a hard disk, or a ROM. Optionally, the computer readable storage medium 800 comprises a Non-volatile computer readable medium (Non-Transitory Computer-Readable Storage Medium, non-TCRSM). The computer readable storage medium 800 has storage space for program code 810 that performs any of the method steps described above. These program code 810 can be read from or written to one or more computer program products. Program code 810 may be compressed in a suitable form.
In summary, the embodiments of the present application provide a method, an apparatus, an electronic device, and a storage medium for optimizing a layout of a grounding wire harness, where the method obtains a position of a grounding terminal of a whole vehicle, a material of the grounding terminal, line information of the grounding wire harness, and routing information of the grounding wire harness; according to the position of the grounding terminal, the grounding terminal material, the line information of the grounding wire harness and the wiring information of the grounding wire harness, performing three-dimensional simulation analysis on the layout of the grounding wire harness to obtain a simulation result; and optimizing the grounding harness layout according to whether the simulation result meets the preset design requirement or not, so that the minimum grounding impedance of the optimized grounding harness layout can be ensured, and the rationality of the grounding harness layout of the whole vehicle can be improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not drive the essence of the corresponding technical solutions to depart from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims (7)
1. A ground harness layout optimization method, comprising:
acquiring the position of a grounding terminal, the material of the grounding terminal and the line information of a grounding wire harness of the whole automobile;
parameterizing the grounding terminal position based on a vehicle coordinate system to obtain a target grounding terminal position;
determining different ground terminal layouts according to the target ground terminal positions;
verifying different grounding terminal layouts by adopting three-dimensional electromagnetic field simulation software, and determining the optimal grounding terminal layout;
constructing a ground terminal simulation model according to the optimal ground terminal layout, wherein the ground terminal simulation model comprises a ground terminal and a connection part of the ground terminal and a ground wire bundle;
determining the three-dimensional structure of the grounding wire harness according to the line type information of the grounding wire harness,
processing the three-dimensional structure of the grounding wire harness by adopting geometric processing software to obtain a geometric center line of the grounding wire harness;
inputting the geometric center line of the grounding wire harness and routing information of the grounding wire harness into a simulation environment, and constructing a grounding wire harness simulation model;
combining a ground terminal simulation model, a ground terminal material and a ground wire bundle simulation model, and performing three-dimensional simulation analysis on the ground wire bundle layout to obtain a simulation result, wherein the simulation result is a ground impedance value;
And optimizing the layout of the grounding wire bundles according to whether the simulation result meets a preset design requirement, wherein the preset design requirement comprises a grounding impedance value with the minimum grounding impedance value or a grounding impedance value smaller than or equal to a preset grounding impedance value.
2. The method of claim 1, wherein the step of optimizing the ground wire harness layout according to whether the simulation result meets a preset design requirement comprises:
if the simulation result meets the preset design requirement, determining that the grounding wire harness layout corresponding to the simulation result is the optimal grounding wire harness layout;
and if the simulation result does not meet the preset design requirement, adjusting the linear information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the linear information of the adjusted grounding wire harness until the simulation result meets the preset design requirement.
3. The method according to claim 2, wherein if the simulation result does not meet the preset design requirement, adjusting the line information of the grounding wire harness, and re-performing three-dimensional simulation analysis on the grounding wire harness layout according to the adjusted line information of the grounding wire harness until the simulation result meets the preset design requirement, the step of:
If the simulation result does not meet the preset design requirement, the linear information of the grounding wire harness is adjusted, and three-dimensional simulation analysis is conducted on the grounding wire harness layout again according to the adjusted linear information of the grounding wire harness, so that a first simulation result is obtained;
if the first simulation result does not meet the preset design requirement, adjusting the routing information of the grounding wire harness; according to the adjusted routing information of the grounding wire harness, carrying out three-dimensional simulation analysis on the grounding wire harness layout again to obtain a second simulation result; and if the second simulation result still does not meet the preset design requirement, returning to the step of adjusting the linear information of the grounding wire harness until the simulation result meets the preset design requirement.
4. The method of claim 1, wherein the step of optimizing the ground wire harness layout according to whether the simulation result meets a preset design requirement further comprises:
if the simulation result meets the preset design requirement, determining that the grounding wire harness layout corresponding to the simulation result is the optimal grounding wire harness layout;
and if the simulation result does not meet the preset design requirement, adjusting the routing information of the grounding wire harness, and carrying out three-dimensional simulation analysis on the grounding wire harness layout again according to the routing information of the adjusted grounding wire harness until the simulation result meets the preset design requirement.
5. A ground harness layout optimizing apparatus, comprising:
the data acquisition module is used for acquiring the position of the grounding terminal of the whole vehicle, the grounding terminal material, the line information of the grounding wire harness and the wiring information of the grounding wire harness;
the simulation analysis module is used for parameterizing the position of the grounding terminal based on a vehicle coordinate system to obtain the position of the target grounding terminal; determining different ground terminal layouts according to the target ground terminal positions; verifying different grounding terminal layouts by adopting three-dimensional electromagnetic field simulation software, and determining the optimal grounding terminal layout; constructing a ground terminal simulation model according to the optimal ground terminal layout, wherein the ground terminal simulation model comprises a ground terminal and a connection part of the ground terminal and a ground wire bundle; according to the linear information of the grounding wire harness, determining the three-dimensional structure of the grounding wire harness, and adopting geometric processing software to process the three-dimensional structure of the grounding wire harness to obtain a geometric center line of the grounding wire harness; inputting the geometric center line of the grounding wire harness and routing information of the grounding wire harness into a simulation environment, and constructing a grounding wire harness simulation model; combining a ground terminal simulation model, a ground terminal material and a ground wire bundle simulation model, and performing three-dimensional simulation analysis on the ground wire bundle layout to obtain a simulation result, wherein the simulation result is a ground impedance value;
And the layout optimization module is used for optimizing the layout of the grounding wire bundles according to whether the simulation result meets a preset design requirement, wherein the preset design requirement comprises a grounding impedance value with the minimum grounding impedance value or a grounding impedance value smaller than or equal to a preset grounding impedance value.
6. An electronic device, comprising:
a memory;
one or more processors;
one or more applications, wherein the one or more applications are stored in the memory and configured to, when invoked by the one or more processors, cause the one or more processors to perform the method of any one of claims 1-4.
7. A computer readable storage medium, characterized in that the computer readable storage medium has stored therein a program code configured to, when called by a processor, cause the processor to perform the method according to any of claims 1-4.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030081675A (en) * | 2002-04-12 | 2003-10-22 | 현대자동차주식회사 | System for designing wiring harness using database for vehicle and method for the same |
| DE102011082179A1 (en) * | 2011-09-06 | 2013-03-07 | Lisa Dräxlmaier GmbH | Method for manufacturing protected harness for motor car, involves providing harness with spacer, and applying electrical conductive material on connector, terminal portion and spacer region of harness |
| CN103616859A (en) * | 2013-11-08 | 2014-03-05 | 徐州中矿传动轨道科技有限公司 | Visualization direct current supply grounding device based on video image, and monitor method |
| CN111983355A (en) * | 2020-08-21 | 2020-11-24 | 一汽-大众汽车有限公司 | Design method of vehicle low-voltage wire harness product |
| CN112677833A (en) * | 2021-01-18 | 2021-04-20 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle shielding grounding system, wiring method thereof and rail vehicle |
| CN113255061A (en) * | 2021-05-28 | 2021-08-13 | 中汽研（天津）汽车工程研究院有限公司 | Automobile electromagnetic compatibility low-voltage wire harness coupling simulation method |
| CN113836733A (en) * | 2021-09-29 | 2021-12-24 | 国能铁路装备有限责任公司 | Method and device for determining layout position of vehicle curve passing performance monitoring equipment |
| CN113869000A (en) * | 2021-08-20 | 2021-12-31 | 苏州浪潮智能科技有限公司 | Wiring evaluation optimization method, device, equipment and medium based on impedance |
-
2022
- 2022-08-09 CN CN202210949451.4A patent/CN115422874B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030081675A (en) * | 2002-04-12 | 2003-10-22 | 현대자동차주식회사 | System for designing wiring harness using database for vehicle and method for the same |
| DE102011082179A1 (en) * | 2011-09-06 | 2013-03-07 | Lisa Dräxlmaier GmbH | Method for manufacturing protected harness for motor car, involves providing harness with spacer, and applying electrical conductive material on connector, terminal portion and spacer region of harness |
| CN103616859A (en) * | 2013-11-08 | 2014-03-05 | 徐州中矿传动轨道科技有限公司 | Visualization direct current supply grounding device based on video image, and monitor method |
| CN111983355A (en) * | 2020-08-21 | 2020-11-24 | 一汽-大众汽车有限公司 | Design method of vehicle low-voltage wire harness product |
| CN112677833A (en) * | 2021-01-18 | 2021-04-20 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle shielding grounding system, wiring method thereof and rail vehicle |
| CN113255061A (en) * | 2021-05-28 | 2021-08-13 | 中汽研（天津）汽车工程研究院有限公司 | Automobile electromagnetic compatibility low-voltage wire harness coupling simulation method |
| CN113869000A (en) * | 2021-08-20 | 2021-12-31 | 苏州浪潮智能科技有限公司 | Wiring evaluation optimization method, device, equipment and medium based on impedance |
| CN113836733A (en) * | 2021-09-29 | 2021-12-24 | 国能铁路装备有限责任公司 | Method and device for determining layout position of vehicle curve passing performance monitoring equipment |
Non-Patent Citations (3)
| Title |
|---|
| 地铁车辆接地线选型设计探讨;堵建中;杨靖;薛海峰;;电工技术(第05期);全文 * |
| 整车电磁兼容性计算机仿真分析研究;马喜来;许维;程传河;杨开宇;;安全与电磁兼容(第03期);全文 * |
| 汽车线束等效模型及其在电磁辐射敏感度仿真中的应用;汪泉弟;郑亚利;刘青松;曾铉;俞集辉;;电工技术学报(第07期);全文 * |
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