Contents 1 General Provisions 2 Terms 3 Pneumatic Ash Handling System 3.1 Basic Requirement 3.2 Positive Pressure Pneumatic Conveying 3.3 Negative Pressure Pneumatic Conveying 3.4 Pneumatic Ash Conveying Pipeline 3.5 Air Slide 3.6 Dry Ash Classifying System 4 Hydraulic Ash Handling System 4.1 Basic Requirement 4.2 Water Supply for Ash Handling System 4.3 Hydraulic Jet Pump 4.4 Ash Trench 4.5 Ash Slurrying Facilities 4.6 Centrifugal Ash Slurry Pump 4.7 Plunger Ash Slurry Pump 4.8 Dewatering Bin and Settling Facilities 4.9 Slag Settling Pond 4.10 Hydraulic Ash Conveying Pipeline 5 Mechanical Ash Handling System 5.1 Basic Requirement 5.2 Air-cooled Type Slag Conveyor 5.3 Submerged Scraper Conveyor 5.4 En-masse Conveyor 5.5 Vertical Bucket Elevator 5.6 Bucket Conveyor 6 Mill Reject Conveying System 6.1 Basic Requirement 6.2 Simple Mechanical Conveying 6.3 Hydraulic Jet Pump Conveying 6.4 Mechanical Conveying 7 Compressed Air Supply System 7.1 Basic Requirement 7.2 Air Compressor and Treatment Facilities of Compressed Air 7.3 Rotary Blower and Vacuum Pump 8 Material Storage and Unloading System 8.1 Basic Requirement 8.2 Ash Silo and Ash Hopper 8.3 Slag Bin and Mill Reject Bin 8.4 Unloading System and Equipment Selection 9 Off-site Conveying System 9.1 Basic Requirement 9.2 Automobile Transportation 9.3 Belt Conveyor 9.4 Ship Transportation 10 Ash Handling System for CFB Boiler 10.1 Basic Requirement 10.2 Slag Handling System 10.3 Limestone Powder Handling System 11 Ash Handling System for Municipal Solid Waste Incineration Power Plant 11.1 Basic Requirement 11.2 Slag Handling System 11.3 Ash Handling System 12 Ash Handling System for Straw Power Plant 12.1 Basic Requirement 12.2 Mechanical Ash Handling System 12.3 Pneumatic Ash Handling System 12.4 Ash Storage 13 Slime Pipelines Conveying System 13.1 Basic Requirement 13.2 Slime Pipelines Conveying 13.3 Equipment Selection 13.4 Slime Pump House 14 Design Requirements for Relevant Specialties 14.1 Boiler and Auxiliaries 14.2 I&C and Electrical 14.3 Civil Engineering and Hydro-structure 14.4 Hydraulic and Chemical 14.5 Heating and Ventilating 14.6 General Plan Transportation Appendix A Calculation of Ash Amount Appendix B Calculation of Mill Rejects Amount Appendix C Density Lists of Material Appendix D Calculation of Reynolds Number Explanation of Wording in this Code List of Quoted Standards
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