I. Chemical composition of air 1
Second, the basic properties of the fluid 2
Three. Basic gas equation 3
IV. Main parameters of gas in the second quarter 6. Basic properties of dust 10
I. Dust particle shape 10
Ii. Particle size and particle size distribution of dust 12
Three. Physical properties of dust 17
Four. Chemical characteristics of dust Part III. Separation mechanism of particles in gas section 27
I. Flow characteristics of dusty gas 27
II. Conditions for separating dust from gas 30
Three, the main mechanism of dust separation in gas 30
Four, the auxiliary mechanism of dust separation in airflow 32
Verb (abbreviation of verb) Concept and classification of dust collector 33 Section 4 Performance expression method of dust collector 37
I. Process gas flow 37
Second, the dust collector equipment resistance 38
Three. Dust removal efficiency 39
Four, dust collector emission concentration 42
Verb (abbreviation of verb) Air leakage rate of dust collector 42
Six, other performance indicators of dust catcher 43 Chapter II Gravity Dust Collector 44 Section 1 Gravity Settlement Theory 44
I. Gravity settlement of dust 44
Two. Factors affecting gravity settlement 45
Three, the separation efficiency of gravity dust collector 47
Four. Pressure drop of gravity dust collector 48 Section II Structure of gravity dust collector 48
A, the classification of gravity dust collector 48
Second, the structure of horizontal airflow gravity dust collector 48
Three, vertical air gravity dust collector structure 50 in the third quarter gravity dust collector design calculation 5 1
I. Matters needing attention in design and calculation 5 1
Second, the gravity dust collector design calculation 5 1
Three, the size of the dust collector to determine 52 in the fourth quarter, the application of gravity dust collector 53
A, the application of gravity dust collector in blast furnace gas purification 53
Second, the application of gravity dust collector in smelter 56
Three, storage bin (tank, tank) used as a gravity dust collector 57 Chapter III inertial dust collector 58 Section 1 inertial dust collector theory 58
A, the classification of inertial dust collector 58
Secondly, the inertial dust separation mechanism 59 in the inertial dust collector 62 in the second section.
I. Factors Affecting the Performance of Inertial Dust Collector 62
Second, the inertial settling dust collector 62
Third, the shutter inertial dust collector 63
IV. Reflux Inertial Dust Collector 67
Application of verb (abbreviation of verb) to impact inertial separator 68 in the third stage of inertial dust collector 70
I. Precautions for application 70
Two. Application of inertial dust collector Chapter 4 Cyclone dust collector Section 1 Cyclone dust collector separation theory Page 74
A, cyclone dust collector working process 74
Secondly, the flow field in the cyclone 75.
III. Centrifugal Separation Theory Section 2 Classification and Performance of Cyclones 79
I. Classification of Cyclone Separators 80
Second, the performance of Cyclone 8 1
Three, the main factors affecting the performance of cyclone separator 9 1
Four, cyclone dust collector selection 94 in the third quarter commonly used cyclone dust collector 96
I. Ordinary Cyclone 96
Second, the bypass cyclone separator 105
Three. Diffusion cyclone 1 12
Iv. DC cyclone 1 18
V cyclone dust collector 124
Six, two-stage cyclone separator 129
Seven, multi-tube cyclone separator 135
Eight, special cyclone separator 140 application of cyclone separator in the fourth quarter 145
I. Parallel use of cyclone separator 145
Second, the cyclone series use 147
Three. Anti-wear measures of cyclone dust collector 150
Iv. cyclone dust removal and discharge device 152
Application of verb (abbreviation of verb) cyclone separator 155 Section 5 Operation and maintenance of cyclone separator 156
I. Operation essentials of cyclone separator 156
II. Maintenance and Management of Cyclone 156
Three. Troubleshooting of Cyclone Separator 159 Chapter 5 Bag Filter 16 1 Section 1 Bag Filter 162 Filter and Ash Cleaning Mechanism
I. Filtering Mechanism of Filter Media 162
Second, the dust layer and surface filtration mechanism 166
III. Basic Theory of Dust Cleaning 168 Section II Classification and Performance of Bag Filter 179.
A, according to the structure of the dust collector classification 179.
Second, according to the pressure and temperature classification in the dust collector 180
Three, according to the classification of dust removal methods 18 1.
Iv. The national standard for bag filter classification is named 184.
Verb (abbreviation of verb) Performance expression method of bag filter 186 Section III Material and manufacture of filter bag 19 1
I. Filter material fiber 19 1
Two. Filter cloth for dust removal 198
III. Testing Method of Filter Cloth Performance 2 12
Four. Bag Filter 22 1 Section 4 Simple Bag Filter Room 229
A, the design of simple bag dust removal room 229
Second, the natural dust bag filter 23 1 Section 5 Mechanical vibration bag filter 23 1
I. rapping mechanism 232
Second, the simple mechanical vibration bag filter 232
Three, small mechanical vibration bag filter 233
Four, flat bag vibrating bag filter 235
Verb (abbreviation of verb) intermediate vibrating bag filter 236
Vi. Chamber Vibration Bag Filter 237 Section 6 Pulse Bag Filter 238
A, the working principle and characteristics of pulse dust collector 238
2. Dust cleaning device of pulse bag filter 244
Three. Pulse cleaning technology and structural design 25 1
4. Side-jet pulse bag filter 254
V. Downstream Pulse Bag Filter 257
Intransitive verb reverse jet pulse bag filter 258
Seven, air box pulse bag filter 260
Eight, big compartment pulse bag filter 263
Nine, blast furnace gas pulse bag filter 264
X. Side-inserted flat bag pulse dust collector 265
XI。 Off-line pulse bag filter 267
Twelve. The annular jet bag filter 270
Thirteen. Rotary cleaning pulse bag filter 27 1 seventh stage back-blowing bag filter 272
I. Cleaning Process of Back Blowing Bag Filter 272
Second, the cleaning method of chamber backwashing bag filter 274
III. Chamber-type Dual-state Back Blowing Bag Filter 278
Four, compartment three-state back-blowing bag filter 280
Verb (abbreviation of verb) backwashing and blowing glass fiber bag filter 283
Six, rotary switch back blowing bag filter 285
Seven, flat bag back blowing bag filter 289
Eight, double single bag filter 29 1
Nine, gas ring back blowing bag filter 293
X. Rotary Back Blowing Bag Filter 293 Section 8 Application Technical Measures of Bag Filter 296
A, bag filter high temperature technical measures 296
Second, the technical measures to prevent dust explosion 300
Three, combustible gas safety explosion-proof technical measures 307
Four. Measures to deal with corrosive gases
Verb (abbreviation of verb) Measures to deal with abrasive dust 309
Six, special dust treatment measures 309
Seven. Pre-coating technology for treating gaseous pollutants 3 1 1 Section 9 Operation and maintenance management of bag filter 3 14
I. Matters needing attention in operation and maintenance management 3 14
Second, the operation and management of bag filter 3 15
Three. Maintenance and management of bag filter 3 18
Four, bag filter common faults and troubleshooting 325 Chapter VI electrostatic precipitator 328 The first section of the basic theory of electrostatic precipitator 328
First, the basic theory development process 328
Two. Ionization and conductivity of gases 329
Three. Charging and Movement of Dust Particles 332
Four, the collection of charged dust particles 335
Verb (abbreviation of verb) Removal of trapped dust particles 337 Section 2 Performance parameters and influencing factors of electrostatic precipitator 338
A, the classification of electrostatic precipitator 338
Second, the electrostatic precipitator performance parameters 344
Three. Factors Affecting the Performance of Electrostatic Precipitator 348 Section III Structure and Characteristics of Electrostatic Precipitator 354
I. Dust collecting electrode device 354
Second, the corona electrode device 358
Three, air distribution device and simulation test 367
Four, electrostatic precipitator cleaning device 380
Verb (abbreviation of verb) electrostatic precipitator shell 388 Section 4 Electrostatic precipitator power supply 394
I. Energy for capturing dust particles 394
Second, the high voltage power supply device 395
Three. Low-voltage automatic control device 399
Four. Pulse Power Technology Section 5 Design and Selection of Electrostatic Precipitator 40 1
A, the basic design of electrostatic precipitator 40 1
Second, the choice of electrostatic precipitator 406
III. Vertical Tube Electrostatic Precipitator 407
Four, plate horizontal electrostatic precipitator 409
Verb (abbreviation of verb) Wide-spacing electrostatic precipitator 4 14
Six, tube electrode electrostatic precipitator 4 16
Seven, wet electrostatic precipitator 42 1
Eight, special form of electrostatic precipitator 424 Section 6 Installation and operation management of electrostatic precipitator 428
First, the installation of electrostatic precipitator
Second, the electrostatic precipitator operation management 432
Three, the maintenance and troubleshooting of electrostatic precipitator 433
Four. Safety Technology of Electrostatic Precipitator Chapter VII Wet Precipitator Section 1 Basic Theory of Wet Precipitator 440
1. Collect dust particles with droplets 440.
2. Collecting dust particles with high-speed gas and dust particle movement 442
Three. Formation of the interface between gas and liquid 442
Four, the classification of wet dust collector 443
Verb (abbreviation of verb) Performance of Wet Dust Collector 444 Section 2 Low Energy Consumption Wet Dust Collector 447
I. Water bath dust remover 447
Second, the hollow spray dust collector 449
Three, tube water film dust collector 452
Four, vertical cyclone water film dust collector 454
Five, granite water film dust collector 455
Six, horizontal cyclone water film dust collector 460
Seven, foam dust collector 466
Eight, self-excited dust removal unit 470
Nine, turbulent ball dust collector 476
X. Cyclone Plate Dust Collector 48 1 Section III High Energy Consumption Wet Dust Collector 483
I. Venturi dust collector 483
Second, the ejector dust collector 489
Iii. Jet precipitator 49 1
Four. A nozzle 496 for dust removal in the fourth part of the impact dust collector 493.
I. Classification and characteristics of nozzles 496
Second, the nozzle 499
Three. The splash nozzle 500
Four, spiral nozzle 50 1
Verb (abbreviation of verb) bowl nozzle 503
VI. Cyclone Nozzle 507 Section 5 Dewatering Device 508 of Wet Dust Collector
I. Classification and performance of dehydration device 509
2. Gravity Dehydrator 5 10
III. Folded Plate Dehydrator 5 10
Iv. Centrifugal dehydrator 5 1 1
Verb (abbreviation of verb) Grille Dehydrator 5 13 Section 6 Sewage and Mud Treatment 5 15
I. Basic Methods of Sewage Treatment 5 15
Two. Sewage and mud treatment process 5 17
Three. Sewage and mud treatment equipment 5 17
Four. Mud transportation calculation Chapter 8 Air filter Section 1 Basic theory of air filtration 523
I. Characteristics of air filtration 523
Second, the capture and filtering mechanism 523
Third, the pressure loss theory 525
Four. Air filter characteristic index 527 Section 2 Air filter material 529
I. Plastic filter material 529
Second, the synthetic fiber filter material 530
Three. Glass fiber filter material 53 1
IV. Several Molded Filter Materials 532 Section III Air Filter Types 534
A, air filter classification 534
Second, the coarse air filter 536
Three. The neutral air filter 543
Four, high efficiency air filter 547
Verb (abbreviation of verb) electrostatic air filter 552
The intransitive verb activated carbon filter Section 4 Performance test method of air filter 556
A, test standard dust 556
Second, the air filter test method and standard 56 1
Iii. Application of Disc Dust Generator 563 Section 5 Air Filter 563
I. Sources of air pollutants 564
Second, the filtration purification calculation 565
Three, the application of air filter in air conditioning device 565
Four, the application of air filter in clean engineering 567
Verb (abbreviation of verb) Application of air filter in intake air purification 57 1 Chapter 9 New and other types of dust collectors 572 Section 1 Particle layer dust collector 572
I. Selection of particulate filter materials and filtering mechanism 572
Second, the classification of granular layer dust collector 574
Three, rake single particle layer dust collector 575
4. Boiling Particle Layer Dust Collector 576
Verb (abbreviation of verb) mobile granular layer dust collector 577 two-stage desulfurization dust collector 579
A, the chemical basis of dust removal and desulfurization 579
Second, the desulfurization dust collector classification 580
Three, wet desulfurization dust collector 580
Fourth, electron beam irradiation desulfurization and dust removal device 588 Section 3 Plastic combustion plate dust collector 590
I. Working principles
Second, the characteristics of plastic burning board 59 1
Three, plastic burning plate dust collector 592
Four. High temperature plastic combustion plate dust collector 595 IV filter cartridge dust collector 595
First, the filter cartridge structure 596
Second, the working principle of filter cartridge dust collector 597
Three. L-type filter cartridge dust collector 599
4. Immersed filter cartridge dust collector 602
Verb (abbreviation of verb) vibrating filter cartridge dust collector 604 Section 5 Fiber dust collector 605
A, dust removal mechanism and dust collector classification 605
Second, the performance and selection of common filter media 607
Three. External vacuum cleaner 609
Iv. Internal suction dust collector 6 1 1
Verb (abbreviation of verb) Dust removal unit 6 14 Section 6 Wet chemical dust remover 6 18
I. Mechanism of Chemical Wetting Dust Removal 6 18
2. Surfactant 6 19
3. Spray chemical precipitator 620
Four, foam chemical precipitant 62 1
Verb (abbreviation of verb) Combined chemical dust collector 622 Section 7 Combined dust collector 625
First, the electrostatic cyclone 625
Second, the electrostatic filter bag dust collector 627
Three, electrostatic particle layer dust collector 629
Four, electrostatic Venturi dust collector 63 1
Five, electromagnetic precipitator 63 1
Six, cyclone inertial dust collector 632
Seven, rotating bed wet dust collector 634
Eight, wet and dry dust collector 635
Nine, acoustic wave dust collector 636 Chapter 10 Performance measurement of dust collector 638 Section 1 Test items and conditions preparation of dust collector 638
I. Test items 638
II. Determination and Operating Conditions 639
Three. Measuring position and measuring point 640
Four. Determination of section and measuring points 640 Determination of gas parameters of dust collector in the second quarter 643
A, the determination of gas temperature 643
Second, the determination of gas moisture content 643
Three, the determination of gas pressure 647
Four, the determination of wind speed and flow calculation 650
Determination of dew point of verb (abbreviation of verb) 654
Determination of gas density of intransitive verb 655
VII. Determination of Gas Composition 656 Section III Determination of Import and Export Concentration and Dust Removal Efficiency of Dust Remover 657
A sampling method of dust in gas
Second, the calculation of dust concentration in gas 663
Third, the test of dust removal efficiency 664
IV. Lingemann Smoke Concentration Diagram 665 Section 4 Dust Collector Resistance Measurement 667 Section 5 Dust Collector Air Leakage Rate Measurement 668.
I. Air Balance Method 668
Second, the heat balance method 668
Three. Carbon balance method 669
Four, the oxygen balance method 669
V. Air tightness test 670 Refer to 67 1 Appendix Part of Manufacturer's Introduction 674 Appendix I Environmental Protection Research and Design Institute of Architectural Research Institute of China Metallurgical Group 674 Appendix II Colin Group Wujiang Baodai Dust Removal Co., Ltd. 675 Appendix III Beijing klinger Science and Technology Development Co., Ltd. 676 Appendix IV Australian Plateau Control Co., Ltd. 677 Appendix V Wuxi Xuelang Transportation Machinery Co., Ltd. Send it to the machinery factory) 678 Appendix VI Shanghai Dagong New Materials Co., Ltd. 680 Appendix VII Fushun Tianyuan Industrial Cloth Co., Ltd. 683 Appendix VIII Zhejiang Xinyada Environmental Protection Engineering Co., Ltd. 684 Appendix IX Borg Enterprise-Focus on High-tech Environmental Protection Products 685 Appendix X Qidong Golden Monkey Dust Removal Complete Equipment Co., Ltd. 687