Файл: Степанов И.Р. Элементы газовой динамики и теории ударных волн учеб. пособие.pdf

ПФ

ß

ѵф

РФ

ТФ

Яф

^отр

Тотр

8,0000

2,6458

1,8898

3,5000

2,2857

1,5119

36,0000

3,8571

9,0000

2,8031

2,0386

3,6667

2,4545

1,5667

42,6000

4,2416

10,0000

2,9520

2,1777

3,8125

2,6230

1,6196

49,3750

4,6253

11,0000

3,0938

2,3088

3,9412

2,7910

1,6706

56,2941

5,0085

12,0000

3,2293

2,4331

4,0556

2,9589

1,7201

63,3333

5,3914

13,0000

3,3594

2,5515

4,1579

3,1266

1,7682

70,4737

5,7740

14,0000

3,4847

2,6647

4,2500

3,2941

1,8150

77,7000

6,1563

15,0000

3,6056

2,7735

4,3333

3,4615

1,8605

85,0000

6,5385

16,0000

3,7225

2,8782

4,4091

3,6289

1,9050

92,3636

6,9205

17,0000

3,8359

2,9794

4,4783

3,7961

1,9484

99,7826

7,3024

18,0000

3,9461

3,0772

4,5417

3,9633

1,9908

107,2500

7,6841

19,0000

4,0532

3.1721

4,6000

4,1304

2,0323

114,7599

8,0658

20,0000

4,1576

3,2642

4.6538

4,2975

2,0730

122.3076

8,4475

21,0000

4,2594

3,3539

4.7037

4,4646

2,1130

129,8888

8,8290

22,0000

4,3589

3,4412

4.7500

4,6316

2.1521

137,5000

9,2105

23,0000

4,4561

3,5264

4,7931 .

4,7986

2,1906

145,1379

9,5920

24,0000

4,5513

3,6096

4,8333

4,9655

2 2283

152,8000

9,9734

25,0000

4,6445

3.6910

4,8710

5,1325

2,2655

160,4838

10,3548

26,0000

4,7359

3,7706

4.9063

5,2994

2,3020

168,1875

10,7361

27,0000

4,8255

3,8486

4,9394

5,4663

2,3380

175,9090

11,1174

28,0000

4.9135

3,9250

4,9706

5.6331

2,3734

183,6470

11,4987

29,0000

5,0000

4.0000

5,0000

5,8000

2,4083

191,4000

11,8800

30,0000

5,0850

4,0736

5.0278

5,9669

2,4427

199,1666

12,2612

31,0000

5,1686

4,1459

5,0541

6,1337

2,4766

206,9459

12,6425

32,0000

5,2509

4,2170

5.0789

6,3005

2,5101

214,7368

13,0237

33.0000

5,3318

4,2869

5,1026

6,4673

2,5431

222,5384

13,4049

34,0000

5,4116

4,3557

5,1250

6,6341

2,5757

230,3500

13,7861

35,0000

5,4903

4,4234

5,1463

6,8009

2,6079

238,1707

14,1672

36,0000

5,5673

4,4901

5,1667

6,9677

2,6396

246,0000

14,5484

37,0000

5,6442

4,5559

5.1860

7,1345

2,6711

253,8372

14,9295

38,0000

5,7196

4,6207

5,2045

7,3013

2,7021

261,6818

15,3107

'39,0000

5,7941

4,6846

5,2222

7,4681

2,7328

269,5333

15,6918

40,0000

5,8676

4,7476

. 5,2391

7,6349

2,7631

277,3913

16,0729

41,0000

5,9402

4,8099

5,2553

7,8016

2,7931

285,2553

16,4540

42,0000

• 6,0119

4,8713

5,2708

7,9684

2,8228

293,1250

16,8351

43,0000

6,0828

4,9320

5,2857

8,1351

2,8522

301,0000

17,2162

44,0000

6,1528

4,9919

5,3000

8,3019

2.8813

308,8800

17,5973

45,0000

6,2221

5,0511

5 3137

8,4686

2,9101

316,7647

17,9784

46,0000

6,2906

5,1097

5,3269

8,6354

2.9386

324,6538

18,3595

47,0000

6,3583

5,1676

5.3396

8,-8021

2,9668

332,5471

18,7405

48,0000

6,4254

5,2248

5,3519

8,9689

2,9948

340,4444

19,1216

49,0000

6,4918

5,2814

5,3636

9,1356

3,0225

348,3454

19,5027

50,0000

6,5574

5.3374

5,3750

9,3023

3,0500

356,2499

19,8837

138

/

П Р И Л О Ж Е Н И Е 4

Значения яф и я,

для различных значений ß и

для ударных труб с бесконечно большим отношением

сечения камеры

к сечению канала для

к0 = /сг= 1

, 4

Расчетные формулы:'

тсф = -5-(7Р2 - 1 ) ;

=

1 -

1 \ 2 - 3 , 5

при

р < / 0 >37’, +

ѴЛ0>37’1+ 1.

7,2 Г

1,893

6

V1 1

,

2

7 ’ !

V

7 при

р >

K o|J.a F j -I-

I

0,3/', -j- 1.

Т а б л и ц а ГІ-4

Значения

яф от я, для различных значений ß и Г,

ударных труб

с бесконечно большим отношением сечения камеры

к сечению канала для

к 0 = к 1 = 1 ,4

.

}J

Яф

Значения -■i при Т ,

Г1 = 1

2

3

4

5

6

7

8

9

,0

1,000

1,000

' 1,000

1,000

1,000

1,000

1,000

1,000

1,000

1,000

1,00

1,000

1,100

1,245

1,267

1,256

1,252

1,251

1,249

1,249

1,248

1,248

1,247

1,247

1,200

1,513

1,617

1,564

1,547

1,538

1,533

1,530

1,528

1,526

1,524

1,523

'

1,300

1,805

2,076

1,934

1,890

1,868

1,855

1,847

1,841

1,836

1,83

1,830

•

1,400

2,120

2,685

2,381

2,290.

2,246

2,220

2,203

2,191

2,182

2,175

2,169

1,500

2,458

3,506

2,923

2,756

2,678

2,632

2,602

2,581

2,565

2,553

2,543

1,600

2,820

4,629

3,581

3,301

3,172

3,097

3,048

3,014

2,989

2,97-

2,954

1,700

3,205

„ 6,195

4,388

3,939

3,737

3,622

3,548

3,496

3,458

3,428

3,405

1,800

3,613

8,296

5,381

4,688

4,385

4,214

4,106

4,030

3,975

3,93

3,899

1,900

4,045

11,029

6,613

5,570

5,128

4,884

4,729

4,623

4,545

4,486

4,439

2,000

4,500

14,575

8,156

6,613

5,982'

5,640

5,426

5,280

5,173

5,092

5,029

2,100

.4,978

19,169

10,084

7,852

6,967

6,497

6,206

6,008

5,866

5,757

5,673

2,200

5,480

25,116

12,414

9,330

8,105

7,468

7,079

6,816

6,628

6,486

6,375

2,300

6,005

32,814

15,215

11,104

9,423

8,570

8,056

7,713

7,468

7,284

7,142

2,400

6,553

42,781

18,575

13,221

10,957

9,825

9,153

8,709

8,394

8,159

7,977

2,500

7,125

55,700

22,602

15,687

12,747

11,257

10,386

9,817

9,416

9,118

8,889

2,600

7,720

72,468

27,424

18,552

14,844

12,894

11,774

11,050

10,544

10,170

9,884

2,700

8,338

94,272

33,193

21,876

17,256

14,773

13,340

12,424

11,790

11,325

10,970

2,800

8,980

122,69

40,093

25,729

20,005

16,934

15,109

13,958

13,168

12,593

12,156

2,900

9,645

159,83

48,343

30,191

23,133

19,398

17,114

15,674

14,695

13,987

13,452

3,000

10,333

208,52-

58,208

35,355

26,690

22,169

19,392

17,597

16,388

15,521

14,870

3,100

11,045

272,59

70,006

41,328

30,731

25,281

21,963

19,755

18,269

17,212

16,422

3,200

11,780

357,26

84,119

48,235

35,319

28,773

24,825

22,183

20,362

19,07

18,123

3,300

12,538

469,63

101,013

56,218

40,525

32,688

28,008

24,896

22,695

21,137

19,988

3,400

13,320

619,52

121,247

65,445

46,428

37,075

31,544

27,893

25,298

23,416

22,037

3,500

14,125

820,57

145,504

76,108

53,122

41,988

35,471

31,199

28,180

25,942

24,290

3,600

14,953

1091,9

174,610

88,433

60,708

47,489

39,829

34,843

31,340

28,741

26,772

3,700

15,805

1460,4

209,577

102,679

69,304

53,644

44,662

38,860

34,805

31,810

29,508

3,800

.

16,680

1964,7

251,637

119,151

79,042

60,528

50,021

43,283

38,601

35,157

32,517

3,900

17,578

2660,1

302,302

138,203

90,075

68,227

55,960.

48,152

42,757

38,808

35,790