zw3d-cae-structural
Manages structural CAE analysis setup in ZW3D 2026 including loading and meshing workflows.
Install
mkdir -p .claude/skills/zw3d-cae-structural && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/11393" && unzip -o skill.zip -d .claude/skills/zw3d-cae-structural && rm skill.zipInstalls to .claude/skills/zw3d-cae-structural
Activation
This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.
Use when implementing or debugging ZW3D 2026 structural CAE workflows, including static analysis, modal analysis, buckling, force loads, constraints, contacts, stress/strain/displacement results, and structural task setup through the bridge.Key capabilities
- →Create static analysis tasks
- →Set up modal analysis tasks
- →Configure buckling analysis tasks
- →Apply force, moment, line, and pressure loads
- →Define fixed, hinged, elastic, and displacement constraints
How it works
The skill guides the user through creating structural analysis tasks, defining material properties, applying various loads and constraints, and then solving and querying results within ZW3D 2026.
Inputs & outputs
When to use zw3d-cae-structural
- →Running static structural analysis
- →Setting up modal frequency analysis
- →Buckling load calculation
About this skill
ZW3D 结构分析 Skill — v1.3.0
触发词: "结构分析", "静力学", "模态分析", "屈曲分析", "力载荷", "约束", "接触", "structural", "static analysis", "modal", "buckling", "应力", "位移" 适用: ZW3D 2026 ZWMeshWorks 静力/模态/屈曲分析 维护者: 韩天尊 依赖: [[zw3d-plugin-base|plugin-base]] (必需), [[zw3d-cae-mesh|cae-mesh]] (必需), [[zw3d-ipc-comm|ipc-comm]] (必需)
权威来源引用
| 内容 | 引用 |
|---|---|
| C++ API调用规范 | [[.workbuddy/skills/zw3d-dev-team/docs/01-spec-cpp|01-spec-cpp.md]] |
| IPC消息协议 | [[.workbuddy/skills/zw3d-dev-team/docs/02-ipc-protocol|02-ipc-protocol.md]] |
| 质量门控 | [[.workbuddy/skills/zw3d-dev-team/docs/04-quality-gate|04-quality-gate.md]] |
| 完整命令码表 | [[zw3d-ipc-comm#七完整命令码表|ipc-comm §七]] |
一、任务类型
| 类型 | 字符串标识 | 枚举值 | 说明 |
|---|---|---|---|
| 静力分析 | "static" | ZW_ST_TASK_STATIC (0) | 线性静力学 |
| 模态分析 | "frequency" | ZW_ST_TASK_FREQUENCY (1) | 固有频率和振型 |
| 屈曲分析 | "buckling" | ZW_ST_TASK_BUCKLING (2) | 临界载荷屈曲 |
创建任务 (cmd=200)
zwsDbId idxTask;
ZWSimEvxErrors err = czwsSimStCreateTask(ZW_ST_TASK_STATIC, &idxTask);
if (err != ZWSIM_API_NO_ERROR) {
cvxMsgDisp("Failed to create static task");
return; /* idxTask未初始化 */
}
二、材料要求
| 分析类型 | 必需材料属性 |
|---|---|
| 静力分析 | 弹性模量 + 泊松比 (+ 密度用于自重) |
| 模态分析 | 弹性模量 + 泊松比 + 密度 |
| 屈曲分析 | 弹性模量 + 泊松比 |
三、载荷类型
3.1 力载荷 (cmd=236) 📐 设计草案
⚠️ cmd=236 未在
Common/define.h中注册,以下API签名基于 CaeApiWrapper.h 推断,待实现后验证。
szwsForceLoadData forceData;
czwsSimStForceLoadDataInit(&forceData);
forceData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
forceData.iEntNum = 1;
forceData.sEntities = &entityId;
forceData.dValue = 100.0; // 力的大小 (N)
forceData.dDirection[0] = 1.0; // X方向分量
forceData.dDirection[1] = 0.0; // Y方向分量
forceData.dDirection[2] = 0.0; // Z方向分量
zwsDbId idxLoad;
int err = czwsSimStCreateForceLoad(&forceData, &idxLoad);
czwsSimStFreeForceLoadData(&forceData);
if (err != ZWSIM_API_NO_ERROR) {
cvxMsgDisp("Failed to create force load");
return;
}
3.2 力矩载荷 (cmd=237) 📐 设计草案
⚠️ cmd=237 未在
Common/define.h中注册,以下API签名基于 CaeApiWrapper.h 推断,待实现后验证。
szwsMomentLoadData momentData;
czwsSimStMomentLoadDataInit(&momentData);
momentData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
momentData.iEntNum = 1;
momentData.sEntities = &entityId;
momentData.dX = 0.0;
momentData.dY = 50.0; // N·m
momentData.dZ = 0.0;
zwsDbId idxLoad;
int err = czwsSimStCreateMomentLoad(&momentData, &idxLoad);
czwsSimStFreeMomentLoadData(&momentData);
if (err != ZWSIM_API_NO_ERROR) { /* 处理错误 */ }
3.3 线载荷/分布力 (cmd=238) 📐 设计草案
⚠️ cmd=238 未在
Common/define.h中注册,以下API签名基于 CaeApiWrapper.h 推断,待实现后验证。
szwsLineLoadData lineData;
czwsSimStLineLoadDataInit(&lineData);
lineData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
lineData.iEntNum = 1;
lineData.sEntities = &entityId; // 边实体
lineData.dValue = 10.0; // N/m
zwsDbId idxLoad;
int err = czwsSimStCreateLineLoad(&lineData, &idxLoad);
czwsSimStFreeLineLoadData(&lineData);
if (err != ZWSIM_API_NO_ERROR) { /* 处理错误 */ }
3.4 压力载荷
szwsPressureLoadData pressureData;
czwsSimStPressureLoadDataInit(&pressureData);
pressureData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
pressureData.iEntNum = 1;
pressureData.sEntities = &entityId; // 面实体
pressureData.dValue = 0.5; // MPa
zwsDbId idxLoad;
int err = czwsSimStCreatePressureLoad(&pressureData, &idxLoad);
czwsSimStFreePressureLoadData(&pressureData);
if (err != ZWSIM_API_NO_ERROR) { /* 处理错误 */ }
四、约束类型
4.1 固定约束 (cmd=243) 📐 设计草案
⚠️ cmd=243 未在
Common/define.h中注册,以下API签名基于 CaeApiWrapper.h 推断,待实现后验证。
szwsFixedGeometryData fixData;
czwsSimStFixedGeometryDataInit(&fixData);
fixData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
fixData.iEntNum = 1;
fixData.sEntities = &entityId;
zwsDbId idxConstraint;
int err = czwsSimStCreateFixedGeometry(&fixData, &idxConstraint);
czwsSimStFreeFixedGeometryConstraintData(&fixData);
if (err != ZWSIM_API_NO_ERROR) {
cvxMsgDisp("Failed to create fixed constraint");
return;
}
4.2 铰支约束 (cmd=244) 📐 设计草案
⚠️ cmd=244 未在
Common/define.h中注册,以下API签名基于 CaeApiWrapper.h 推断,待实现后验证。
szwsFixedHingeConstraintData hingeData;
czwsSimStFixedHingeConstraintDataInit(&hingeData);
hingeData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
hingeData.iEntNum = 1;
hingeData.sEntities = &entityId;
hingeData.dX = 1.0; // 铰链轴线方向
hingeData.dY = 0.0;
hingeData.dZ = 0.0;
zwsDbId idxConstraint;
int err = czwsSimStCreateFixedHingeConstraint(&hingeData, &idxConstraint);
czwsSimStFreeFixedHingeConstraintData(&hingeData);
if (err != ZWSIM_API_NO_ERROR) { /* 处理错误 */ }
4.3 弹性支撑 (cmd=245) 📐 设计草案
⚠️ cmd=245 未在
Common/define.h中注册,以下API签名基于 CaeApiWrapper.h 推断,待实现后验证。
szwsElasticSupportConstraintData elasticData;
czwsSimStElasticSupportConstraintDataInit(&elasticData);
elasticData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
elasticData.iEntNum = 1;
elasticData.sEntities = &entityId;
elasticData.dStiffness = 1000.0; // N/m
elasticData.eDist = ZW_ST_SUPPORT_UNIFORM;
zwsDbId idxConstraint;
int err = czwsSimStCreateElasticSupport(&elasticData, &idxConstraint);
czwsSimStFreeElasticSupportConstraintData(&elasticData);
if (err != ZWSIM_API_NO_ERROR) { /* 处理错误 */ }
4.4 位移约束
szwsDisplacementConstraintData dispData;
czwsSimStDisplacementConstraintDataInit(&dispData);
dispData.eEntityType = ZW_ST_ENTITY_TYPE_GEOMETRY;
dispData.iEntNum = 1;
dispData.sEntities = &entityId;
dispData.dX = 0.0; // X方向位移(mm)
dispData.dY = 0.0;
dispData.dZ = 0.0;
zwsDbId idxConstraint;
int err = czwsSimStCreateDisplacementConstraint(&dispData, &idxConstraint);
czwsSimStFreeDisplacementConstraintData(&dispData);
if (err != ZWSIM_API_NO_ERROR) { /* 处理错误 */ }
五、接触类型
| 接触类型 | 枚举值 | 说明 |
|---|---|---|
| 标准接触 | ZW_ST_CONTACT_TYPE_CONTACT | 允许分离,摩擦/无摩擦 |
| 粗糙接触 | ZW_ST_CONTACT_TYPE_ROUGH | 无滑移(无限摩擦) |
| 粘合接触 | ZW_ST_CONTACT_TYPE_ADHESIVE | 粘接,不允许分离 |
| 通用接触 | ZW_ST_CONTACT_TYPE_GENERAL | 自定义接触定义 |
六、静力分析工作流
Step 1 创建静力任务 czwsSimStCreateTask(ZW_ST_TASK_STATIC)
Step 2 查询仿真几何 czwsTaskInqSimGeoms
Step 3 分配材料 czwsSimGeomSetMaterial (弹性模量+泊松比)
Step 4 施加固定约束 czwsSimStCreateFixedGeometry
Step 5 施加铰支约束 czwsSimStCreateFixedHingeConstraint
Step 6 施加弹性支撑 czwsSimStCreateElasticSupport
Step 7 施加力载荷 czwsSimStCreateForceLoad
Step 8 施加力矩载荷 czwsSimStCreateMomentLoad
Step 9 施加压力载荷 czwsSimStCreatePressureLoad
Step 10 设置接触 czwsSimStCreateContact
Step 11 网格划分 czwsMeshing3D (参见 [[zw3d-cae-mesh\|cae-mesh §三]])
Step 12 求解 czwsSimCalculate
Step 13 查询结果 czwsResultTypeInqData
IPC命令对应 (完整表见 [[zw3d-ipc-comm#七完整命令码表|ipc-comm §七]])
| 步骤 | cmd | 方法 | 状态 |
|---|---|---|---|
| 创建任务 | 200 | CreateTask | |
| 选择实体 | 220/221/224 | SelectEntities | |
| 力载荷 | 236 | SetForceLoad | 📐 设计草案 |
| 力矩载荷 | 237 | SetMomentLoad | 📐 设计草案 |
| 线载荷 | 238 | SetLineLoad | 📐 设计草案 |
| 固定约束 | 243 | SetFixedConstraint | 📐 设计草案 |
| 铰支约束 | 244 | SetHingeConstraint | 📐 设计草案 |
| 弹性支撑 | 245 | SetElasticSupport | 📐 设计草案 |
| 网格划分 | 250 | Mesh3D | |
| 求解 | 260 | SolverRun | |
| 查询结果 | 261 | QueryResults |
七、模态分析
关键规则
- 不需要施加力/力矩载荷 — 只关心固有特性
- 需要约束 — 否则刚体模态,频率为0
- 需要材料弹性属性(弹性模量、泊松比) + 密度
工作流
Step 1 创建模态任务 czwsSimStCreateTask(ZW_ST_TASK_FREQUENCY)
Step 2 查询仿真几何 czwsTaskInqSimGeoms
Step 3 分配材料 czwsSimGeomSetMaterial
Step 4 施加约束 czwsSimStCreateFixedGeometry (必须有!)
Step 5 设置模态阶数 (通过仿真属性或原生命令)
Step 6 网格划分 czwsMeshing3D
Step 7 求解 czwsSimCalculate
Step 8 查询频率 czwsResultTypeInqData("Frequency")
Step 9 查询振型 czwsResultTypeInqData("Mode Shape")
结果类型
| 结果 | 说明 |
|---|---|
| Frequency | 固有频率 (Hz) |
| Mode Shape | 振型(位移云图) |
| Modal Stress | 模态应力(可选) |
八、屈曲分析
关键规则
- 线性屈曲(特征值屈曲)
- 需要先施加参考载荷
- 屈曲因子 = 临界载荷 / 参考载荷
工作流
Step 1 创建屈曲任务 czwsSimStCreateTask(ZW_ST_TASK_BUCKLING)
Step 2 查询仿真几何 czwsTaskInqSimGeoms
Step 3 分配材料 czwsSimGeomSetMaterial
Step 4 施加约束 czwsSimStCreateFixedGeometry
Step 5 施加参考载荷 czwsSimStCreateForceLoad (与静力分析相同)
Step 6 设置屈曲阶数 (通过仿真属性或原生命令)
Step 7 网格划分 czwsMeshing3D
Step 8 求解 czwsSimCalculate
Step 9 查询屈曲因子 czwsResultTypeInqData("Buckle Factor")
Step 10 查询屈曲振型 czwsResultTypeInqData("Buckle Mode")
结果类型
| 结果 | 说明 |
|---|---|
| Buckle Factor | 屈曲因子(临界载荷 = 参考载荷 × 因子) |
| Buckle Mode | 屈曲振型 |
九、结果类型
静力分析
| 结果类型 | 子类型 | 说明 |
|---|---|---|
| Displacement | Total/X/Y/Z | 位移 |
| Stress | Von Mises/Principal/Max/Min | 应力 |
| Strain | Equivalent/Principal/Max/Min | 应变 |
| Reaction Force | X/Y/Z/Total | 支反力 |
完整结果查询API见 [[zw3d-cae-post#二结果查询api|cae-post §二]]
十、实体类型映射
| entityType | 含义 | ZW3D类型 |
|---|---|---|
| 0 | 面 | ZW_INPUT_FACE |
| 1 | 边 | ZW_INPUT_EDGE |
| 2 | 顶点 | ZW_INPUT_VERTEX |
| 3 | 体 | ZW_INPUT_SHAPE |
| 4 | 网格节点 | ENTITY_TYPE_MESH_NODE |
| 5 | 网格单元 | ENTITY_TYPE_MESH_ELEMENT |
十一、已知限制
| 限制 | 说明 |
|---|---|
| 非线性接触 | 当前API主要支持线性接触 |
| 大变形 | 需确认是否支持几何非线性 |
| 塑性材料 | Von Mises等塑性模型需确认API暴露程度 |
| 模态阶数设置 | 前n阶模态的参数设置方法待确认 |
十二、热-结构耦合
热-结构耦合将热仿真温度场结果导入结构分析作为温度载荷。完整工作流和API详见 [[zw3d-cae-thermal#七b热-结构耦合工作流|thermal §七B]]。
快速流程:
- 完成热分析 (稳态热/瞬态热) → 求解
- cmd=295: 复制热任务并转换为结构任务 (
czwsPartDuplicateTask→czwsSimStSwitchTask) - cmd=296: 导入热效应 (
czwsSimStCreateThermalEffects) - 设置结构载荷/约束 → 网格 → 求解 → 查询结果
| cmd | 功能 | 关键API |
|---|---|---|
| 295 | 复制并转换任务 | czwsPartDuplicateTask, czwsSimStSwitchTask |
| 296 | 导入热效应 | czwsSimStThermalEffectsInit, czwsSimStCreateThermalEffects |
十三、资源
| 资源 | 路径 |
|---|---|
| 结构分析模板 | sample_templates/StructuralAnalysisAPI_template.cpp |
| CAE功能清单 | [[知识库/02_CAE开发/ZWMeshWorks_CAE_插件_功能清单|功能清单.md]] |
| 工程经验 | [[知识库/02_CAE开发/工程经验_结构化|工程经验_结构化.md]] |
| 代码架构 | [[知识库/02_CAE开发/代码架构|代码架构.md]] |
*文档版本: v1.3.0
Content truncated.
When not to use it
- →When non-linear contact analysis is required
- →When large deformation analysis is required beyond geometric non-linearity
- →When plastic material models are needed beyond Von Mises
Prerequisites
Limitations
- →Current API primarily supports linear contact
- →Need to confirm API exposure for plastic material models like Von Mises
How it compares
This skill provides specific API calls and workflows for ZW3D 2026 structural CAE, offering a programmatic and structured approach compared to manual interaction within the software.
Compared to similar skills
zw3d-cae-structural side by side with the closest alternatives in the catalog.
| Skill | Installs | Updated | Safety | Difficulty |
|---|---|---|---|---|
| zw3d-cae-structural (this skill) | 0 | 2mo | No flags | Advanced |
| webapp-testing | 353 | 3mo | Review | Intermediate |
| resolve-conflicts | 81 | 8mo | Review | Intermediate |
| telegram-bot-builder | 106 | 6mo | Review | Intermediate |
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