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Boiler Fan >> Y4-73 Boiler Fan
科技創(chuàng)新 Tenchnology

Y4-73 Boiler Fan

Patent No.:


First, the use of fans

G4-73 and Y4-73 type boiler pass , Fan mainly for the power plant 2 ~ 670 t / h steam boiler pass, induced draft fan systems . In no other special requirements , G4-73 can be used for mine ventilation and general ventilation.

    
Fan transmission medium is air , the maximum temperature should not exceed 80 ℃; Fan transmission medium for the gas , the maximum temperature should not exceed 250 ℃.

In the induced draft fan , dust removal device must be installed in order to minimize the fan into the dust content in the flue gas . According to the general power usage , the filter efficiency with not less than 85%.

Second, the type of fan

Fan with fan are made ​​of a single inhalation , each No8 ~ 29. 5 of 13 machine number .

From the motor end of the face , who said the D- clockwise rotation of the impeller blower to " right" ; vice versa for the left- blower to " left".

Fan outlet location to the chassis of the outlet angle .

The fan drive is D -type , are used flexible coupling connection.

Third, the fan structure

Mainly by the fan impeller, housing , air inlet, adjust the door and transmission components:

An impeller -12 backward curved airfoil blades welded to the cone -shaped oblique curved front plate and intermediate plate after plate . As a result of the wing -shaped blades, the fan guarantees high efficiency, low noise , high strength. Impeller static and dynamic balance correction and overdrive experiments , it is smooth and reliable. The same machine number of links, fan impeller, the same structure, but the material is different , generally speaking fans choose A3, Fan Choice 16Mn.

2 chassis with ordinary steel plate welded into a snail shape. Single suction fan casing made ​​of three different forms (NQ8 A-12

Case made ​​the overall structure, can not be disassembled , NQ14} -16 chassis made ​​two open , NQ 18 ^ -29. 5 chassis made ​​three open ) . Induced draft fan , snail-shaped plate made ​​properly thickened , to prevent wear and tear.

3 a convergent inlet , streamlined inlet into the overall structure , bolted to the fan inlet side . ,

4 Adjust the door a device used to regulate the flow , axial mounted on the inlet before . Adjustment range is from 0 ° ( fully open ) to 90 ° ( fully closed ) . Adjust the door to move the location : From the air inlet in the right direction , on the right-hand fan , moving from bottom to push the fully closed to fully open by the direction of the fan on the left , move to the _ pull down by fully closed to fully open direction .

5 Transmission a transmission part of the spindle is made from high quality steel , the fan bearings are used . There are two forms bearing box : No8 ~ 16 with a whole drum bearing box ; NQ 18 ~ 29. 5 with two separate pillow bearing housing . Bearing box is equipped with temperature

Meter and oil level indicator ( only Fan ) . No. 30 machine oil lubricant used , the amount of fuel required by the oil level mark . No8 ~ 16 overall drum bearing box as the use of dry oil , the ball bearings inside the gear oil should be added to the side plate , and a fixed slot I have made ​​. Fan with water cooling device , therefore , shall install water pipes , water consumption varies with temperature , generally 0.5 ~ 1m ³ / h considered.

Machine number

 Speed  r/min

 Total pressure    Pa

 Flow m³/ h

 Internal Efficiency %

 Internal power kw

 Power kw

 Electric motor

Model

Power kw

8D

1450

1303

16156

79.4

7.33

9.73

Y160M-4

11

1298

18244

83.2

7.87

10.44

1284

20442

85.7

8.46

11.23

Y160L-4

15

1250

22530

87

8.96

11.89

1192

24618

86.8

9.35

12.41

1112

26706

85.6

9.60

12.73

998

28904

82.8

9.65

12.80

868

30993

79.4

9.39

12.45

9D

1450

1651

23003

79.4

13.21

17.52

Y180L-4

22

1644

25976

83.2

14.18

18.81

1627

29106

85.7

15.25

20.23

1584

32079

75

16.14

21.41

1511

35052

86.8

16.85

22.36

Y200L-4

30

1409

38026

85.6

17.29

22.94

1265

41155

82.8

17.38

23.06

1100

44128

79.4

16.91

22.44

9D

960

721

15229

79.4

3.83

5.09

Y160M-6

7.5

718

17198

83.2

4.11

5.46

711

19270

85.7

4.43

5.87

692

21238

75

4.68

6.21

660

23207

86.8

4.89

6.49

616

25175

85.6

5.02

6.66

553

27247

82.8

5.04

6.69

481

29219

79.4

4.91

6.51

10D

1450

2041

31554

79.4

22.37

29.68

Y225S-4

37

2033

35633

83.2

24.01

31.85

2011

39926

85.7

25.83

34.26

1959

44004

75

27.34

36.26

1867

48083

86.8

28.54

37.86

Y225M-4

45

1741

52161

85.6

29.29

38.85

1563

56455

82.8

29.44

39.05

1359

60533

79.4

28.65

38.00

  

Machine number

 Speed ​​r / min

 Total pressure Pa

Flow m³ / h

 Internal Efficiency %

 Internal power kw

 Power kw

 Electric motor

Model

Power kw

10D

960

891

20891

79.4

6.49

8.61

Y160L-6

11

887

23591

83.2

6.97

9.24

878

26434

85.7

7.50

9.94

855

29134

75

7.93

10.52

815

31834

86.8

8.28

10。99

761

34534

85.6

8.50

11.27

683

37377

82.8

8.54

11.33

594

40077

79.4

8.31

11.03

10D

730

515

15886

79.4

2.85

3.79

Y160M2-8

5.5

512

17939

83.2

3.06

4.06

507

20100

85.7

3.30

4.37

494

22154

75

3.49

4.62

471

24207

86.8

3.64

4.83

439

26260

85.6

3.74

4.96

395

28422

82.8

3.76

4.98

343

30475

79.4

3.66

4.85

11D

1450

2474

41999

79.4

36.03

47.80

Y250M-4

55

2463

47427

83.2

38.67

51.30

2437

53142

85.7

41.60

55.18

Y280S-4

75

2373

58570

75

44.02

58.39

2263

63998

86.8

45.97

60.98

2109

69427

85.6

47.16

62.56

1893

75141

82.8

47.41

62.89

1646

80570

79.4

46.13

61.20

11D

960

1079

27806

79.4

10.46

13.87

Y200L1-6

18.5

1075

31400

83.2

11.22

14.89

1063

35183

85.7

12.07

16.01

1035

38777

75

12.78

16.95

987

42371

86.8

13.34

17.70

921

45965

85.6

13.69

18.16

827

49748

82.8

13.76

18.25

719

53343

79.4

13.39

17.76

 

Machine number

 Speed ​​r / min

 Total pressure Pa

 Flow m³ / h

 Internal Efficiency %

 Internal power kw

 Power kw

Electric motor

Model

Power kw

11D

730

623

21144

79.4

4.60

6.10

Y160L-8

7.5

620

23877

83.2

4.93

6.55

614

26754

85.7

5.31

7.04

598

29487

75

5.61

7.45

570

32220

86.8

5.87

7.78

Y180L-8

11

532

34953

85.6

6.02

7.98

478

37829

82.8

6.05

8.03

415

40562

79.4

5.89

7.81

12D

1450

2949

54526

79.4

55.67

73.85

Y280M-4

90

2936

61574

83.2

59.75

79.26

2905

68992

85.7

64.27

85.26

2829

76040

75

68.01

90.23

Y315S-4

110

2697

83088

86.8

71.02

94.21

2514

90135

85.6

72.87

96.67

2256

97554

82.8

73.25

97.17

1961

104600

79.4

71.28

94.55

12D

960

1285

36100

79.4

16.16

21.43

Y225M-6

30

1280

40766

83.2

17.34

23.00

1266

45677

85.7

18.65

24.74

1233

50344

75

19.74

26.18

1176

55010

86.8

20.61

27.34

1096

59676

85.6

21.15

28.05

985

64587

82.8

21.26

28.20

856

69253

79.4

20.69

27.44

12D

730

742

27451

79.4

7.10

9.42

Y180L-8

11

739

30999

83.2

7.62

10.11

731

34734

85.7

8.20

10.88

712

38282

75

8.68

11.52

Y200L-8

15

679

41830

86.8

9.06

12.02

633

45378

85.6

9.30

12.33

569

49113

82.8

9.35

12.40

495

52661

79.4

9.10

12.07

 

Machine number

Speed ​​r / min

 Total pressure Pa

 Flow m³ / h

Internal Efficiency %

Internal power kw

Power kw

Electric motor

Model

Power kw

14D

1450

4029

86586

79.4

120.33

159.61

Y315L-4

185

4011

97777

83.2

129.14

171.30

3968

109550

85.7

138.91

184.26

3864

120740

75

147.00

195.00

3683

131940

86.8

153.51

203.63

Y355M1-4

220

3433

143130

85.6

157.50

208.92

3080

154910

82.8

158.33

210.02

2676

166100

79.4

154.06

204.36

14D

960

1752

57326

79.4

34.92

46.32

Y280M-6

55

1745

64735

83.2

37.48

49.71

1726

72534

85.7

40.32

53.48

1681

79944

75

42.66

56.59

1603

87353

86.8

44.55

59.10

Y315S-6

75

1495

94763

85.6

45.71

60.63

1342

102560

82.8

45.95

60.95

1167

109970

79.4

44.71

59.31

14D

730

1010

43591

79.4

15.35

20.37

Y225M-8

22

1006

49225

83.2

16.48

21.86

995

55156

85.7

17.73

23.51

970

60791

75

18.76

24.88

Y250M-8

30

925

66425

86.8

19.59

25.98

862

72059

85.6

20.10

26.66

774

77990

82.8

20.20

26.80

674

83624

79.4

19.66

26.08

16D

960

2293

85571

79.4

68.08

90.31

Y315M2-6

110

2283

96631

83.2

73.07

96.93

2258

108270

85.7

78.60

104.26

2200

119330

75

83.18

110.33

Y315M3-6

132

2097

130390

86.8

86.86

115.21

1955

141450

85.6

89.12

118.21

1755

153090

82.8

89.59

118.83

1526

164150

79.4

87.17

115.63

 

 Machine number

 Speed ​​r /min

 Total pressure Pa

 Flow m³ / h

 Internal Efficiency %

 Internal power kw

 Power kw

 Electric motor

Model

 Power kw

16D

730

1321

65069

79.4

29.94

39.71

Y280M-8

45

1316

73480

83.2

32.13

42.62

1302

82333

85.7

34.56

45.84

1268

90743

75

36.58

48.51

Y315S-8

55

1209

99153

86.8

38.19

50.66

1127

107560

85.6

39.18

51.98

1012

116410

82.8

39.39

52.25

880

124820

79.4

38.33

50.84

16D

580

833

51699

79.4

15.01

19.92

Y315S-10

45

829

58381

83.2

16.11

21.37

820

65415

85.7

17.33

22.99

799

72097

75

18.34

24.33

762

78779

86.8

19.16

25.41

711

85462

85.6

19.65

26.07

638

92495

82.8

19.76

26.21

555

99178

79.4

19.22

25.50

18D

960

2908

121830

79.4

122.69

162.74

Y355M3-6

200

2895

137580

83.2

131.67

174.65

2864

154160

85.7

141.64

187.88

2790

169910

75

149.89

198.82

2659

185650

86.8

156.52

207.62

Y355L1-6

220

2479

201400

85.6

160.59

213.01

2225

217980

82.8

161.43

214.13

1934

233730

79.4

157.08

208.36

18D

730

1674

92648

79.4

53.95

71.56

Y315M2-8

90

1667

104620

83.2

57.90

76.80

1649

117220

85.7

62.28

82.62

1606

129200

75

65.90

87.43

1532

141170

86.8

68.82

91.29

Y315M3-8

110

1428

153150

85.6

70.61

93.67

1282

165750

82.8

70.98

94.16

1115

177730

79.4

69.07

91.62

 

 Machine number

Speed ​​r /min

 Total pressure Pa

 Flow m³ / h

 Internal Efficiency %

Internal power kw

 Power kw

Electric motor

Model

Power kw

18D

580

1055

73610

79.4

27.06

35.89

Y315S-10

45

1050

83125

83.2

29.04

38.52

1039

93140

85.7

31.24

41.43

1012

102650

75

33.05

43.85

965

112160

86.8

34.52

45.79

Y315M1-10

55

900

121680

85.6

35.42

46.98

808

131690

82.8

35.60

47.23

703

141210

79.4

34.64

45.95

20D

960

3598

167130

79.4

207.77

275.61

JSQ1410-6

380

3583

188730

83.2

222.99

295.80

3545

211470

85.7

239.87

318.18

3542

233070

75

253.84

336.71

3290

254670

86.8

265.07

351.61

3067

276270

85.6

271.96

360.76

2752

299010

82.8

273.39

362.64

2392

320610

79.4

266.02

352.87

20D

730

2070

127080

79.4

91.36

121.18

Y355M1-8

132

2061

143510

83.2

98.05

130.06

2039

160800

85.7

105.47

139.90

1986

177230

75

111.61

148.05

Y355M2-8

160

1893

193660

86.8

116.55

154.59

1765

210080

85.6

119.58

158.62

1585

227370

82.8

120.20

159.44

1378

243800

79.4

116.96

155.14

20D

580

1303

100970

79.4

45.82

60.78

Y315M2-10

75

1298

114020

83.2

49.18

65.23

1284

127760

85.7

52.90

70.17

1250

140810

75

55.98

74.25

1192

153860

86.8

58.46

77.54

Y355M1-10

90

1112

166910

85.6

59.98

79.56

998

180650

82.8

60.29

79.98

868

193700

79.4

58.67

77.82

 

Machine number

Speed ​​r /min

 Total pressure Pa

 Flow m³ / h

Internal Efficiency %

Shaft power kw

Theoretical power Power kw

Power kw

Electric motor

Power kw

22D

960

4256

233000

83.7

325.00

332.00

430

430

4256

261000

88.5

353.00

360.00

468

520

4217

290000

91.2

376.00

383.00

498

4119

319000

92.5

395.00

403.00

525

550

3962

346000

93

410.00

418.00

542

3697

376000

90.5

422.00

430.00

559

600

3374

405000

87.2

432.00

440.00

572

3021

434000

84

433.00

442.00

575

22D

730

2471

177000

83.7

144.00

147.00

192

240

2471

199000

88.5

155.00

158.00

206

2442

220000

91.2

165.00

168.00

218

2383

242000

92.5

174.00

178.00

232

2295

264000

93

180.00

184.00

240

2138

286000

90.5

185.00

189.00

246

280

1952

308000

87.2

190.00

194.00

252

1746

332000

84

190.00

194.00

252

22D

580

1550

141000

83.7

72.00

73.50

96

125

1550

158000

88.5

77.90

79.50

103

1540

175000

91.2

82.80

84.50

110

1500

193000

92.5

87.00

88.70

115

1442

210000

93

90.50

92.30

120

1353

228000

90.5

93.00

94.70

123

1226

245000

87.2

95.00

96.90

126

1098

263000

84

95.40

97.30

127

22D

480

1069

116000

83.7

40.90

41.70

54

140

1069

131000

88.5

44.10

45.00

59

1059

145000

91.2

47.00

47.00

62

1030

159000

92.5

49.40

50.40

65

991

174000

93

51.30

52.30

68

932

188000

90.5

52.80

53.80

70

843

202000

87.2

54.00

55.10

72

755

217000

84

54.10

55.20

72

 

Machine number

Speed ​​r /min

 Total pressure Pa

 Flow m³ / h

 

Internal Efficiency %

Shaft power kw

Theoretical power Power kw

Power kw

Electric motor

Power kw

25D

730

3187

260000

83.7

272.00

277.00

360

270

3187

292000

88.5

294.00

300.00

390

440

3158

324000

91.2

313.00

319.00

415

3079

356000

92.5

329.00

336.00

437

2962

388000

93

341.00

348.00

452

475

2766

420000

90.5

350.00

357.00

465

2520

453000

87.2

358.00

365.00

475

2256

484000

84

360.00

367.00

475

25D

580

2001

206000

83.7

137.00

140.00

182

230

2001

232000

88.5

148.00

151.00

196

1981

257000

91.2

158.00

161.00

209

1932

282000

92.5

166.00

169.00

220

1863

308000

93

172.00

175.00

228

1736

334000

90.5

177.00

180.00

234

280

1589

359000

87.2

181.00

185.00

240

1422

384000

84

182.00

186.00

242

25D

480

1383

171000

83.7

77.20

78.70

102

140

1383

192000

88.5

83.50

85.10

111

1363

213000

91.2

89.00

90.70

118

1334

234000

92.5

93.50

95.40

124

1285

256000

93

97.00

99.00

129

1196

276000

90.5

99.70

102.00

132

1089

298000

87.2

102.00

104.00

135

981

318000

84

103.00

105.00

137

28D

730

3972

365000

83.7

483.00

493.00

648

800

3972

400000

88.5

522.00

532.00

692

3933

455000

91.2

555.00

566.00

735

3844

500000

92.5

584.00

595.00

774

3697

545000

93

606.00

618.00

803

3452

590000

90.5

623.00

636.00

826

1000

3148

635000

87.2

638.00

651.00

845

2824

680000

84

640.00

653.00

850

 

Machine number

Speed ​​r /min

 Total pressure Pa

Flow m³ / h

Internal Efficiency %

Shaft power kw

Theoretical power Power kw

Power kw

Electric motor

Power kw

28D

580

2511

289000

83.7

239.00

244.00

317

630

2511

325000

88.5

259.00

254.00

330

2481

361000

91.2

275.00

281.00

365

2422

396000

92.5

289.00

295.00

383

2334

432000

93

300.00

306.00

398

2177

468000

90.5

309.00

315.00

410

1981

504000

87.2

316.00

322.00

418

1775

540000

84

317.00

523.00

420

28D

480

1677

239000

83.7

137.00

140.00

182

400

1677

269000

88.5

148.00

151.00

196

1657

298000

91.2

157.00

160.00

208

1618

328000

92.5

165.00

168.00

218

1559

358000

93

172.00

176.00

229

1461

387000

90.5

177.00

181.00

235

1324

416000

87.2

180.00

184.00

239

1187

446000

84

181.00

185.00

240

 

Machine number

Speed ​​r /min

 Total pressure Pa

Flow m³ / h

Internal Efficiency %

Theoretical power Power kw

Power kw

Electric motor

Model

 

Power kw

29.5D

745

5423

435000

83.7

800.00

920.00

 

1250/630

5423

487000

88.5

845.00

972.00

 

5473

541000

91.2

901.00

1042.00

 

5237

595000

92.5

952.00

1100.00

 

5041

649000

93

995.00

1150.00

 

4727

702000

90.5

1025.00

1170.00

 

4286

756000

87.2

1055.00

1213.00

 

3825

810000

84

1050.00

1209.00

 

29.5D

596

3472

348000

83.7

410.00

470.00

 

630

3472

390000

88.5

432.00

497.00

 

3432

434000

91.2

461.00

534.00

 

3354

476000

92.5

487.00

563.00

 

3227

519000

93

510.00

590.00

 

3021

562000

90.5

525.00

600.00

 

2746

605000

87.2

540.00

621.00

 

2452

649000

84

537.00

518.00

 

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