BG/T51447-2021······1

1 總則······12

2 術(shù)語(yǔ)與縮略語(yǔ)······13

2.1 術(shù)語(yǔ)······13

2.2 縮略語(yǔ)······15

3 基本數(shù)據(jù)框架······16

3.1 架構(gòu)與分層······16

3.2 項(xiàng)目······17

3.3 對(duì)象定義······17

3.4 對(duì)象關(guān)聯(lián)······18

3.5 產(chǎn)品形狀······18

3.6 產(chǎn)品類型形狀······19

3.7 組合······19

3.8 任務(wù)指派······20

3.9 連接······20

3.10 根追蹤······21

3.11 資源······21

4 核心層數(shù)據(jù)模式······22

4.1 一般規(guī)定······22

4.2 內(nèi)核······22

4.3 控制擴(kuò)展······36

4.4 過(guò)程擴(kuò)展······37

4.5 產(chǎn)品擴(kuò)展······42

5 共享層數(shù)據(jù)模式······67

5.1 一般規(guī)定······67

5.2 共享建筑元素······67

5.3 共享建筑服務(wù)元素······108

5.4 共享部件元素······122

5.5 共享設(shè)施元素······128

5.6 共享管理元素······135

6 專業(yè)領(lǐng)域?qū)訑?shù)據(jù)模式······140

6.1 一般規(guī)定······140

6.2 建筑專業(yè)應(yīng)用······140

6.3 結(jié)構(gòu)專業(yè)應(yīng)用······153

6.4 結(jié)構(gòu)分析應(yīng)用······167

6.5 管道與消防應(yīng)用······176

6.6 暖通空調(diào)應(yīng)用······190

6.7 電氣專業(yè)應(yīng)用······267

6.8 建筑智能控制應(yīng)用······308

6.9 施工管理應(yīng)用······321

7 資源層數(shù)據(jù)模式······328

7.1 一般規(guī)定······328

7.2 參與者資源······328

7.3 審批資源······330

7.4 約束資源······331

7.5 成本資源······333

7.6 日期時(shí)間資源······334

7.7 外部引用資源······337

7.8 幾何約束資源······340

7.9 幾何模型資源······342

7.10 幾何資源······348

7.11 材料資源······354

7.12 度量資源······359

7.13 展示外觀資源······369

7.14 展示定義資源······374

7.15 展示組織資源······375

7.16 截面資源······376

7.17 屬性資源······381

7.18 數(shù)量資源······383

7.19 表達(dá)資源······384

7.20 結(jié)構(gòu)荷載資源······386

7.21 拓?fù)滟Y源······389

7.22 工具資源······393

8 數(shù)據(jù)存儲(chǔ)與交換······395

8.1 一般規(guī)定······395

8.2 數(shù)據(jù)存儲(chǔ)······395

8.3 數(shù)據(jù)交換······395

附錄A 核心層數(shù)據(jù)模式的EXPRESS描述······396

A.1 內(nèi)核······396

A.2 控制擴(kuò)展······403

A.3 過(guò)程擴(kuò)展······404

A.4 產(chǎn)品擴(kuò)展······407

附錄B 共享層數(shù)據(jù)模式的EXPRESS描述······418

B.1 共享建筑元素······418

B.2 共享建筑服務(wù)元素······430

B.3 共享部件元素······434

B.4 共享設(shè)施元素······437

B.5 共享管理元素······439

附錄C 專業(yè)領(lǐng)域?qū)訑?shù)據(jù)模式的EXPRESS描述······441

C.1 建筑專業(yè)應(yīng)用······441

C.2 結(jié)構(gòu)專業(yè)應(yīng)用······444

C.3 結(jié)構(gòu)分析應(yīng)用······449

C.4 管道與消防應(yīng)用······455

C.5 暖通空調(diào)應(yīng)用······458

C.6 電氣專業(yè)應(yīng)用······474

C.7 建筑智能控制應(yīng)用······486

C.8 施工管理應(yīng)用······489

附錄D 資源層數(shù)據(jù)模式的EXPRESS描述······493

D.1 參與者資源······493

D.2 審批資源······495

D.3 約束資源······496

D.4 成本資源······498

D.5 日期時(shí)間資源······498

D.6 外部引用資源······502

D.7 幾何約束資源······505

D.8 幾何模型資源······507

D.9 幾何資源······514

D.10 材料資源······534

D.11 度量資源······537

D.12 展示外觀資源······554

D.13 展示定義資源······562

D.14 展示組織資源······563

D.15 截面資源······565

D.16 屬性資源······570

D.17 數(shù)量資源······573

D.18 表達(dá)資源······574

D.19 結(jié)構(gòu)荷載資源······583

D.20 拓?fù)滟Y源······586

D.21 工具資源······590

附錄E 元數(shù)據(jù)數(shù)據(jù)模式······592

本標(biāo)準(zhǔn)用詞說(shuō)明······595

附：條文說(shuō)明······596

1 總則······600

2 術(shù)語(yǔ)與縮略語(yǔ)······601

2.1 術(shù)語(yǔ)······601

3 基本數(shù)據(jù)框架······602

3.1 架構(gòu)與分層······602

3.2 項(xiàng)目······602

3.3 對(duì)象定義······605

3.4 對(duì)象關(guān)聯(lián)······606

3.5 產(chǎn)品形狀······611

3.6 產(chǎn)品類型形狀······625

3.7 組合······627

3.8 任務(wù)指派······632

3.9 連接······635

3.10 根追蹤······642

3.11 資源······643

4 核心層數(shù)據(jù)模式······645

4.1 一般規(guī)定······645

4.2 內(nèi)核······645

4.3 控制擴(kuò)展······652

4.4 過(guò)程擴(kuò)展······652

4.5 產(chǎn)品擴(kuò)展······656

5 共享層數(shù)據(jù)模式······666

5.1 一般規(guī)定······666

5.2 共享建筑元素······666

5.3 共享建筑服務(wù)元素······698

5.4 共享部件元素······707

5.5 共享設(shè)施元素······709

5.6 共享管理元素······710

6 專業(yè)領(lǐng)域?qū)訑?shù)據(jù)模式······714

6.1 一般規(guī)定······714

6.2 建筑專業(yè)應(yīng)用······714

6.3 結(jié)構(gòu)專業(yè)應(yīng)用······715

6.4 結(jié)構(gòu)分析應(yīng)用······722

6.5 管道與消防應(yīng)用······732

6.6 暖通空調(diào)應(yīng)用······740

6.7 電氣專業(yè)應(yīng)用······761

6.8 建筑智能控制應(yīng)用······777

6.9 施工管理應(yīng)用······784

7 資源層數(shù)據(jù)模式······788

7.1 一般規(guī)定······788

7.2 參與者資源······788

7.3 審批資源······788

7.4 約束資源······788

7.5 成本資源······788

7.6 日期時(shí)間資源······789

7.7 外部引用資源······789

7.8 幾何約束資源······789

7.9 幾何模型資源······791

7.10 幾何資源······792

7.11 材料資源······792

7.12 度量資源······792

7.19 表達(dá)資源······792

7.20 結(jié)構(gòu)荷載資源······792

7.21 拓?fù)滟Y源······793

8 數(shù)據(jù)存儲(chǔ)與交換······794

8.1 一般規(guī)定······794

8.3 數(shù)據(jù)交換······794

附錄E 元數(shù)據(jù)數(shù)據(jù)模式······796