VA 11 82 19-2011 PACKAGED INCINERATORS.pdf

《VA 11 82 19-2011 PACKAGED INCINERATORS.pdf》由会员分享，可在线阅读，更多相关《VA 11 82 19-2011 PACKAGED INCINERATORS.pdf（15页珍藏版）》请在麦多课文档分享上搜索。

1、11-11 11 82 19 - 1 SECTION 11 82 19 PACKAGED INCINERATORS SPEC WRITER NOTES: 1. Delete between / - / if not applicable to project. Also delete any other item or paragraph not applicable. Deleted paragraphs should be labeled “Omitted”. 2. It is extremely important that the composition and quantity of

2、 waste be accurately determined and specified. 3. Applicable emissions regulations must be carefully researched and specified. PART I - GENERAL 1.1 DESCRIPTION: Factory built, packaged, manual batch feed, pathological /and solid waste/ incinerator with burners, stack, controls, and accessories. 1.2

3、RELATED WORK: SPEC WRITER NOTE: Section 21 05 11, COMMON WORK RESULTS FOR FIRE SUPPRESSION, Section 22 05 11, COMMON WORK RESULTS FOR PLUMBING, Section 23 05 11, COMMON WORK RESULTS FOR HVAC AND STEAM GENERATION, and Section 23 05 41, NOISE AND VIBRATION CONTROL FOR HVAC PIPING AND EQUIPMENT referen

4、ced below are intended for HVAC and plumbing. They must be revised to suit incinerator applications. A. Stack thimble and flashing: Section 07 60 00, FLASHING AND SHEET METAL. B. Stack painting: Section 09 91 00, PAINTING. C. Section 21 05 11, COMMON WORK RESULTS FOR FIRE SUPPRESSION, Section 22 05

5、11, COMMON WORK RESULTS FOR PLUMBING, and Section 23 05 11, COMMON WORK RESULTS FOR HVAC AND STEAM GENERATION. D. Section 23 05 41, NOISE AND VIBRATION CONTROL FOR HVAC PIPING AND EQUIPMENT. E. Fuel piping: Section 22 05 19, METERS AND GAGES FOR PLUMBING PIPING, Section 22 05 23, GENERAL-DUTY VALVES

6、 FOR PLUMBING PIPING, Section 22 05 33, HEAT TRACING FOR PLUMBING PIPING, Section 22 11 00, FACILITY WATER DISTRIBUTION, Section 22 13 00, FACILITY SANITARY SEWERAGE, Section 22 13 23, SANITARY WASTE INTERCEPTORS, Section 22 14 00, FACILITY STORM DRAINAGE, Section 22 66 00, CHEMICAL-WASTE SYSTEMS FO

7、R LABORATORY AND HEALTHCARE FACILITIES, Section 23 11 23, FACILITY NATURAL-GAS PIPING, and Section 33 51 00, NATURAL-GAS DISTRIBUTION. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-11-11 11 82 19 - 2 1.3 QUALITY ASSURANCE: A. Coordinate the entire

8、assembly of incinerator, stack, controls, fuel supply. B. Provide written certification that the entire assembly has been coordinated to achieve the required performance and to provide the required features. C. Equipment, installation, and operation shall conform to NFPA 82. Where conflicts exist be

9、tween NFPA 82 and this specification, this specification shall govern. D. Provide written certification that the incinerator complies with permit to construct issued by _. 1.4 SUBMITTALS: A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. B. Incinerator: 1. Arra

10、ngement, description of construction, and outline drawings of incinerator and accessories showing clearances and dimensions. 2. Predicted performance including burn time based on waste composition specified. 3. Calculation of secondary chamber retention time. 4. Piping and stack connection locations

11、 and sizes. 5. Technical data including temperature rating and arrangement of refractory and insulation. 6. Weights of unit and loading diagram of foundation. Evidence that contractor has coordinated support requirements with foundation design. 7. Recommended anchorage to foundation. / Seismic requi

12、rements apply. Submit calculations by professional engineer. Refer to Section 13 05 41, SEISMIC RESTRAINT REQUIREMENTS FOR NON-STRUCTURAL COMPONENTS. / 8. Predicted external surface temperatures. 9. Certified test report on performance of similar unit burning waste types (0, 1, 3, 4,and 6) which has

13、 composition similar to Article, PROJECT CONDITIONS, this specification: a. Overall burn time and weight reduction. b. Waste quantity and composition per batch. c. Emissions in all categories specified in PART 2. d. Auxiliary fuel use. 10. Catalog data on burners, sound attenuators, fuel trains, mot

14、ors. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-11-11 11 82 19 - 3 11. Fuel requirements: Flow rate, pressure at inlet to fuel train. 12. Full load power, efficiency, and power factor of all motors greater than one horsepower. 13. Electrical ser

15、vice requirements for all motors and controls. 14. Predicted sound level of all systems. 15. Schematic diagrams of control systems. Catalog cuts on components of control and instrument systems. Description of operation of control system. 16. Arrangement and location of control panels. C. Stack Syste

16、m: 1. Drawings showing system arrangement and dimensions. 2. Weights of subassemblies. 3. Design, construction, pressure and temperature limitations of entire system including expansion joints and dampers. 4. Support point locations and loads for entire system. 1.5 PROJECT CONDITIONS: A. Waste Mater

17、ial to be Incinerated Each Day: 1. Typical Day Number 1: a. General Waste: _ kg, _cubic meters (_pounds, _cubic feet). b. Pathological Waste: _ kg, _cubic meters (_pounds, _cubic feet). SPEC WRITER NOTE: Some manufacturers recommend only one batch per 24 hour day. c. Daily Feeding Schedule: / One ba

18、tch in one eight hour shift each day. / One batch in each of two eight hour shifts each day. / Two batches in one eight hour shift per day. / 2. Typical Day Number 2: a. General Waste: _ kg, _cubic meters, (_pounds, _cubic feet). b. Pathological Waste: _ kg, _cubic meters (_pounds, _cubic feet). c.

19、Daily Feeding Schedule: / One batch in one eight hour shift each day. / One batch in each of two eight hour shifts each day. / Two batches in one eight hour shift per day. / 3. Waste Composition by Weight: SPEC WRITER NOTE: The following waste material composition is given as an Provided by IHSNot f

20、or ResaleNo reproduction or networking permitted without license from IHS-,-,-11-11 11 82 19 - 4 example. Revise as necessary to suit the project conditions. a. General Waste: Solid waste, 65 percent Type 0, 20 percent plastic (including PVC), and 15 percent Type 4. b. Pathological Waste: 95 percent

21、 Type 4, 5 percent plastic. B. Auxiliary Fuel: / Natural gas: Furnished by local utility. High heating value _MJ/cubic meter (_ BTU per cubic foot) at gas company flow metering base pressure and temperature. Pressure at inlet to burner-mounted regulator _ kPag (_psig) minimum, _ kPag (_psig) maximum

22、. / / Fuel oil: Furnished under Government contract. Number 2 burner fuel. / / Liquified Petroleum Gas (LPG): Furnished under Government contract. High heating value _MJ/cubic meter (_ BTU/cubic foot) (propane) at standard conditions (100 kPag, 15.5 degrees C)(14.7 psig, 60 degrees F). Pressure at i

23、nlet to burner - mounted pressure regulator _kPag (_PSIG) maximum. / 1.6 DEFINITIONS: A. Type 0 Waste: Trash, rated 19.8 MJ/kg (8500 BTU per pound). A mixture of highly combustible waste such as paper, cardboard and wood. Contains up to 10 percent by weight of petrochemical waste, 10 percent moistur

24、e, and 5 percent non-combustible solids. B. Type 1 Waste: Rubbish, rated 15.1 MJ/kg (6800 BTU per pound). Combustible waste paper, cartons, rags, wood scraps, floor sweepings. Contains up to 25 percent moisture and up to 10 percent non-combustible solids. C. Type 3 Waste: Garbage, rated 5.8 MJ/kg (2

25、500 BTU per pound). Consists of animal and vegetable wastes from kitchens. Contains up to 70 percent moisture and up to 5 percent non-combustible solids. D. Type 4 Waste: Human and animal remains, rated 2.3 MJ/kg (1000 BTU per pound). Consists of carcasses, organs, and solid organic wastes from hosp

26、itals and laboratories. Contains up to 85 percent moisture and 5 percent non-combustible solids. SPEC WRITER NOTE: Actual heating value of Type 6 should be determined by test. E. Type 6 Waste: Infectious/solid by-product waste, such as rubber, plastics, wood from industrial and hospital operations,

27、rated 23.3 - 27.9 MJ/kg (10,000-12,000 BTU per pound). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-11-11 11 82 19 - 5 1.7 APPLICABLE PUBLICATIONS: A. The publications listed below form a part of this specification to the extent referenced. The pu

28、blications are referenced in the text by basic designation only. B. ASTM International (ASTM): C401-91 (2005) . Standard Classification of Alumina and Alumina-Silicate Castable Refractories C612-10 Mineral Fiber Block and Board Thermal Insulation C. National Fire Protection Association (NFPA): 70-11

29、 National Electrical Code 82-09 Incinerators and Waste and Linen Handling Systems and Equipment D. Underwriters Laboratories (UL): 50-07. . Enclosures for Electrical Equipment PART 2 - PRODUCTS SPEC WRITER NOTE: Make material requirements agree with applicable requirements specified in the reference

30、d Applicable Publications. Update and specify only that which applies to the project. 2.1 INCINERATOR: A. Type: Controlled air, multi-stage combustion, manual batch feed, factory assembled, packaged unit. Auxiliary burners designed for firing / natural gas / LP gas (propane) / Number 2 fuel oil /. B

31、. Service: Designed for batch feeding with feeding schedules and waste materials as specified. Incineration process shall convert the waste and auxiliary fuel to carbon dioxide, water vapor and ash. No waste materials will be fed to the incinerator during the burning process. /All components weather

32、proof for outdoor location. / C. Performance: 1. Emissions in Flue Gas: SPEC WRITER NOTE: Review all national, regional and local codes and revise the following to the most stringent requirements. Investigate types of material to be incinerated and determine if air pollution control devices such as

33、scrubbers, must be incorporated in the project specification. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-11-11 11 82 19 - 6 a. Particulate: Maximum _grains per standard cubic meter (_grains per standard cubic foot) corrected to 7 percent oxygen

34、(02). b. Opacity: Less than 10 percent (non-visible) 98 percent of the time. c. Retention Time: Minimum / 0.5 / 1.0 / 2.0 / _ / seconds in secondary chamber. d. Carbon Monoxide: 100 parts per million (ppm) maximum corrected to 7 percent oxygen (O2). e. Other Emissions: _ 2. Weight Reduction of Waste

35、: Minimum 90 percent of combustible portion. 3. Burn Rate: Sufficient to completely burn types and quantities of waste as specified within the time period specified. 4. Sustained Temperature in Secondary Chamber: Minimum _degrees C (_degrees F). 5. Sound Levels: Shall not exceed 85 DBA when measured

36、 3 meters (10 feet) from the source. If sound levels exceed requirements, modify or replace the equipment as necessary. D. Operation: 1. Primary Chamber: a. Provide manual door for waste feed, access door for manual ash removal, burner, underfire combustion air. b. Burners shall commence firing to i

37、gnite the load after loading of waste is complete and required temperature is reached in secondary chamber and shall automatically operate to maintain adjustable minimum temperature sufficient for proper combustion. In the pathological mode, one or more burners shall fire continuously until the end

38、of a timed cycle. c. Provide automatic modulating combustion air supply controlled by effluent temperature leaving the primary chamber. Adjustable set point range 425 - 1315 degrees C (800-2400 degrees F). Burner shall fire only when combustion air supply has automatically increased to the highest f

39、low rate and effluent temperature is below the set point. 2. Secondary Chamber: a. Includes elements of the incinerator where volatiles and entrained particulates are burned. Retention time is based on the Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-

40、,-,-11-11 11 82 19 - 7 volume of these elements. Measure volume from downstream of location of last introduction of combustion air. b. Automatic modulating combustion air supply controlling effluent gas temperatures. Adjustable set point range 815 - 1315 degrees C (1500-2400 degrees F). c. Secondary

41、 burner shall automatically operate to control effluent gas temperatures when temperatures go significantly below the temperature setting of the combustion air control. Burner shall operate at start-up and achieve the required secondary chamber temperature with the primary chamber burner not operati

42、ng. E. Design: 1. Primary Chamber: a. Enclosure: Carbon steel of sufficient thickness and reinforcing to preclude deflection. All surfaces lined with refractory backed with insulation board or insulating refractory. Hearth shall be castable refractory with raised rim to prevent waste fluid leakage.

43、b. Refractory: Minimum rating 1480 degrees C (2700 degrees F) castable, ASTM C401, Class D or higher; or, equivalent firebrick. c. Refractory Anchors: Stainless steel AISI 304, 310, or 316 high temperature type, 8 mm (0.31-inch) minimum thickness. Anchors within 610 mm (two feet) of burner AISI 316

44、stainless steel. Maximum spacing three times refractory thickness. Length 2/3 - 3/4 refractory thickness, staggered arrangement. d. Insulating Board: Mineral fiber, ASTM C612, Class 5. e. Charging Door: Refractory lining and insulation same as incinerator enclosure. Minimum clear opening 510 mm (20

45、inches) square, hinged, operable by one person. Temperature of door handles shall be sufficiently low to allow operation with bare hands. Counter balance top-opening doors. f. Combustion Air Ducts and Ports: Designed to avoid plugging or to permit cleaning from outside the incinerator. g. Ash Remova

46、l Door: Refractory lined and insulated same as shell. Hinged, operable by one person. Locate at lowest part of chamber so that ashes can be raked from the incinerator into a container. 2. Secondary Chamber: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS

47、-,-,-11-11 11 82 19 - 8 a. Enclosure: Carbon steel of sufficient thickness and reinforcing to preclude deflection. All surfaces lined with refractory backed with insulation board or insulating refractory. b. Refractory: Minimum rating 1480 degrees C (2700 degrees F). Castable refractory ASTM C401, C

48、lass D or higher; or, equivalent firebrick. c. Refractory Anchors: Stainless steel AISI 304, 310, or 316 high temperature type, 8 mm (0.31-inch) minimum thickness. Anchors within 610 mm (two feet) of burner AISI 316 stainless steel. Maximum spacing three times refractory thickness. Length 2/3 - 3/4 refractory thickness. Staggered arrangement. d. Insulating Board: Mineral fiber, ASTM C612, Class 5. e. Access: Provide access o