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1、ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMSISSUED BY: MECHANICAL ENGINEERING APPROVED: DATE: April 03, 2006 REV.: 2 项目规范（焦炭塔）（孙博译）204/03/06General RevisionAllJTVH108/26/03Revised as noted3-9-,12, 13VHPCS002/01/00Revised QSE NumberAllPCSREV NODATEREVISION DESCRIPTIONPAGES REVIS
2、EDWRITTEN BYAPPROVED BYLGH SSPE 2701-01.045Rev. 2Page 1 of 18ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMSTable of Contents目 录1.0GENERAL总则 4 1.1 Scope 范围 42.0 DESIGN 设计 42.1Materials 材料 42.2Bolting & Gaskets 螺栓垫片 52.3Opening Reinforcement开孔补强 62.4Design Conditions设计条件 62.5Loadin
3、g Combinations for Design 荷载组合设计 62.6Corrosion Allowance腐蚀裕量 73.0FABRICATION制造 8 3.1Post Weld Heat Treatment 焊后热处理 83.2Bolting and Gaskets 螺栓和垫圈 83.3Connections 连接 83.4Supports 支持圈 93.5Exterior Insulation Supports 外部保温支持圈 93.6Lifting Lugs 吊装 94.0WELDING 焊接 9 4.1General Requirements 一般规定 94.2Welding
4、Procedure and Welders Performance Qualifications焊接工艺及焊工的从业资格 104.3Acceptable Welding Processes可从事的焊接工艺114.4Filler Metal Requirements 焊材要求 124.5Alloy Lining合金衬里134.6Cleaning Requirements清洗要求144.7Preheat Treatment Requirements预热处理的要求154.8Heat Treatment of Mill Test Plates机加工试板热处理154.9Brinell Hardness
5、Test布氏硬度试验的154.10Radiographic Requirements 放射线探伤规定 165.0INSPECTION AND TESTING 检验和检测 175.1Testing检测 176.0STANDARDS, CODES AND SPECIFICATIONS标准，规范和技术条件 186.1 Codes规范 186.2 Specifications技术条件 18 LGH SSPE 2701-01.045Rev. 2Page 2 of 18ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMS1.0
6、GENERAL 总则 1.1Scope 范围 1.1.1This specification together with the Coke Drum drawings, standard drawings, requisitions, purchase order/inquiry indicates the requirements to be met by the Seller in the design, fabrication, inspection, testing and supply of the Coke Drums. 卖方在设计，制造，检验，试验和供应焦炭塔时都要符合本规范以及
7、焦炭塔图纸，标准图纸，请购单，采购订单/查验说明。1.1.2This specification covers the general requirements for the design of coke drums and supplements the requirements of the Code under which the Coke Drums areto be designed. 本规范涵盖了焦炭塔设计的总体要求以及为本设计的焦炭塔的补充守则。1.1.3These requirements are specific for Coke drums and are supplem
8、ented by Specification 00000-D-201, Pressure Vessels.In case of conflict, the requirements of this specification shall govern. 这些是具体的焦炭塔的规范，是规范00000D201，压力容器的补充。在二者发生冲突时，应管辖此规范。2.0DESIGN 设计 2.1Materials 材料 2.1.1Materials of construction or the Coke Drums subject to internal or external pressure shal
9、l conform to the Specifications of ASME, Section II and the requirements specified herein. 焦碳塔项目的制造材料，无论内压或外压原件，应符合的是ASME，第二节的规范，具体规定如下。2.1.2Any alternate shall clearly indicate the official material designation or the chemical and physical properties for such materials having only a trade or suppli
10、ed designation.Any alternate or substitute for material specified must be approved by the Buyer in writing. 任何材料替换应清楚地说明正式指定材料或化学和物理性能，为这类材料只有一个贸易或提供指定。任何替补或替代材料指明，必须经买方书面答复。 2.1.3 Plate or Forgings shall be legibly stamped or stenciled showing grade number and plate or forging number. 钢板或锻件应盖章或图案显示
11、批号与钢板或锻造号码。2.1.4Coke Drum Material Specification 焦炭塔材料规格2.1.4.1Shell, heads and other pressure containing parts shall be in accordance with SA-263.Minimum shear strength of alloy cladding and base metal shall be 20,000 psi in accordance with Paragraph 8.1.3 of SA-263. (Base SA-387-11 CL.1, or SA-387
12、-22 CL. 1, Cladding: SA-240-410S).Forbase metal, supplementary requirement, S1, S2, S3, S5, and S12 of SA-20 are required. Refer to vessel drawing for specific material.LGH SSPE 2701-01.045Rev. 2Page 4 of 18ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMS壳体，封头及其他压力的部分，应按照SA-263 。照本
13、条第8.1.3的SA 263 最低抗剪强度合金镀层与金属基体应为20,000。（基层SA-387-11CL.1，复层SA-240-410s）。对于基层金属，补充规定，要用SA-20中的S1，S2，S3，S5和S12。涉及到的材料规范见设备图纸。For S3, mill test plates shall be ordered with sufficient heat treatment hours. See para. 4.8.3.对于S3 ，机加工试板应有足够的热处理时间。见para.4.8.3 。For impact testing covered by S5, the orientati
14、on of specimen shall bein both longitudinal and transverse directions per section of SA-20. Acceptance criteria for energy (Charpy V-notch) values shall be as specified in vessel drawing.为冲击测试包括的S5，试样测试的方向必须在纵向和横向方向每SA-20上.对于 能量（夏比V型缺口）评估的合格标准应尽可能参照冲压成型的规定。For S12, the UT acceptance level shall be p
15、er S7 with backing plate conforming to level B per SA-578.对于S12，UT探伤可接受的水平是，。 2.1.4.2Nozzle and Manways接管和人孔Flanges for nozzles and manways shall be forged alloy steel, in accordance with SA-182-F11 CL.1 or SA-182-F22 CL. 1. Pipe used for necks shall be seamless alloy steel, in accordance with SA-33
16、5- P11or SA-335-P22. Rolled plate necks shall be the same material as the shell.(Forged alloy steel flange facing and pipe neck overlays shall be made using ERNiCr-3 or ENiCrFe-3). Refer to vessel drawing for specific material.法兰接管和人孔应用锻造，按照SA-182-F11 CL.1或SA-182-F22 CL.1.用于法兰颈的管子应为无缝合金钢，按照SA-335-P1
17、1或SA-335-P22.卷制管应是和筒体相同的材料，（锻造合金钢法兰面和接管的接合部位应使用ERNiCr-3 or ENiCrFe-3）。涉及到的材料规范见设备图纸。All forgings shall be UT examined per AM-203.2 of ASME Sec. VIII, Div. 2.所有锻件，超声检查应ASME Sec.，Div.2按照AM-203.2。2.1.4.3Coke Drum Supports焦炭塔支持圈Material for Coke Drum support skirt welded directly to the Coke Drum shall
18、be the same material as shell Steel plate for base ring and chairs shall be SA-516-70.焦炭塔支持圈以及裙座与筒体直接相焊的应是相同的材料。基础环板和支座应用SA.5 1 6.70钢板 。 2.1.4.4Chemical Composition Limits化学组成限值S and P shall be 0.01% maximum.硫，磷含量应在0.01 以内。2.2Bolting & Gaskets 螺栓垫片。2.2.1External gaskets for manholes and special nozz
19、les shall be as specified in vessel drawing. 人孔及特殊接管的外部垫片应按照容器设计图。LGH SSPE 2701-01.045Rev. 2Page 5 of 18ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMS2.2.2Threading of bolting shall be per ANSI-B1.1.螺栓固定应按ANSIB1.1 。2.3Opening Reinforcement开孔补强2.3.1All connection openings must be
20、self-reinforced. Reinforcing pads are not permitted. 各连接开口必须自增强。不允许有补强圈。2.3.2Reinforcement shall be such as not to limit the maximum allowable working pressure at design conditions for the new and cold condition.对新的和冷的条件下，补强应不限制设计条件下最大允许工作压力。2.4Design Conditions:设计条件： Unless otherwise specified in t
21、he engineering drawings design conditions for the coke drums shall be as follows:焦炭塔应设计为最低安全的外部压力，为2.5psig （ 17 kpag ） 。这个计算基于：- Drum without stiffener rings 没加强圈的塔- Drum at design temperature of 300oF (150oC) 塔在设计温度300华氏度（150）- Drum thickness without credit for cladding 塔厚无增加2.5Loading Combinations
22、 for Design 载荷组合设计 2.5.1Coke Drums are to be designed to satisfy each of the six loading conditions and the more severe of the wind pressure or earthquake. 焦炭塔应被设计，以满足每6向受力条件和较为严重的风压力或地震。 2.5.1.1Coking condition is to include the wind pressure or earthquake plus the design pressure at design tempera
23、ture plus dead loads including the drum proper, plus weight of liquid coke (S.G.=0.91) to the maximum specified operating level plus weight of external attachments plus weight of insulation. 焦化条件是包括风压或地震，再加上设计压力，在设计温度加静负载，包括适当的塔重，加上液体焦炭的重量（S.G.=O.91），再加上外部绝缘层的附加重量，以最大限度地稳定操作水平。 2.5.1.2Blowdown condi
24、tion to include the wind pressure or earthquake plus design pressure 60 psig (414 Kpag) at max. temperature of 752F(400C) plus dead load of drum proper plus the maximum weight of coke (S.G.=0.91) plus weight of external attachments plus weight of insulation.增压状况，包括风的压力或地震，再加上设计压力最大60psig（414 Kpag），温
25、度752华氏度（ 400 C ）的塔载荷，焦炭（S.G.=0.91）重量 ，另加外部绝缘层的附加重量。2.5.1.3Decoking/Cooling conditionto includethe windpressureor earthquake plus design pressure at 300F (150C) plus dead load of drum proper plus the maximum weight of coke and water (S.G. =1.43) plus weight of external attachments plus weight of insu
26、lation.LGH SSPE 2701-01.045Rev. 2Pag 6 of 18ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMS 除焦/冷却条件，设计压力中包括风的压力或地震，在3 00F（ 1 50C），另加适当的塔负荷重量，焦炭和水（S.G1.43） ，另加外部绝缘层的附加重量。2.5.1.4Decoking/Coke Cutting condition in the design is to include wind pressure or earthquake with specified de
27、sign pressure at 300F(150C) plus dead loads including the drum proper, plus the weight of coke (S.G.=0.91) to the maximum specified operating level plus weight of external attachments plus weight of insulation. 除焦/焦切削条件，设计中包括风压或地震以及300F（ 1 50 C ）时的塔载荷 ，另加静负载，包括适当的塔重，加上焦炭重量（S.G.=O.91），再加上外部绝缘层的附加重量以最
28、大限度地指定操作水平。2.5.1.5Empty condition designed to include wind pressure or earthquake with atmospheric design pressure at ambient temperature plus dead load of the drum proper plus weight of external attachments plus weight of insulation. 空载条件设计，包括大气设计压力下的风压或地震与在常温下加适当的载荷重量，外部绝缘层的附加重量。2.5.1.6Heat-up con
29、dition includes wind pressure or earthquake plus the design pressure at maximum temperature of 698F (370C) plus dead loads including drum proper plus weight of external attachments plus weight of insulation. 升温条件，包括风压力或地震，再加上设计压力最高气温698F（ 370C ）加适当载荷重量，外部绝缘层的附加重量。2.5.1.7Nozzles and attachments shall
30、 be designed for additional piping loads. 接管和附件的设计，应能负荷更多的管道。 2.6Stress Analysis: 应力分析：2.6.1 The coke drum is in cyclic service. The drum shall be designed and analyzed for cyclic service in accordance with ASME Section VIII Div 2. Finite element analysis shall include thermal transient conditions.
31、The analysis shall include skirt to cone joint and all nozzle attachements.焦炭塔是在循环工况下。塔应按照ASME Section Div 2对于循环工况设计和分析.有限元分析应包括热瞬变条件。分析应包括裙座，锥体及所有接管。 2.7Corrosion Allowance 腐蚀裕量 2.6.1Alloy clad or overlay 7/64 min. (3mm) is to be used as the available corrosion allowance. 合金衬里或套印7/64min.（3mm）是被用来作为
32、有效的腐蚀裕量。 2.6.2Corrosion allowance (clad) shall not be included in the calculation to determine the thickness required for internal or external pressure. 腐蚀裕量（衬里），不得列入确定内部或外部的压力所需的厚度的计算。2.6.3 Specified corrosion allowance (clad) shall be added to all pressure containing parts of the coke drum coming
33、in contact with the service fluid including shell, heads, nozzles, manholes and manhole covers. 指定腐蚀裕量（衬里）应加上所有的压力，包括焦炭塔的部分筒体，封头，接管，人孔和人孔盖。LGH SSPE 2701-01.045Rev. 2Page 7 of 18ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMS3.0FABRICATION 制造3.1Post Weld Heat Treatment 焊后热处理3.1.1Co
34、ke drums shall be post weld heat treated at 1275F (690C) minimum to minimize creep embrittlement during operation. 焦炭塔焊后应最低在1275华氏度（ 690 ）热处理，以减少制作时的蠕变脆化。3.1.2No welding shall be performed on the vessel after stress relieving without specific approval of the Buyer in writing. 应力消除后没有买方的书面证明不允许在容器上进行
35、焊接。3.1.3Flange facings must be protected against oxidation during heat treatment. 热处理过程中，法兰面必须受到保护。3.1.4Ultrasonic examination shall be performed on all ferritic welds after PWHT for materials with thickness 1 in. (25.4 mm) or greater.UT is not sensitive to surface cracks, and magnetic particle exam
36、ination shall be performed on the surface of all ferritic welds after PWHT, regardless of thickness.超声波检查应在对所有焊缝完成后。UT对表面裂纹不敏感，磁粉颗粒体检应表面上的所有焊缝焊后热处理后，不论厚度。3.1.5After final post weld heat treatment, Brinell hardness readings shall be taken in each longitudinal and circumferential seam on approximate 1
37、0-0 centers. One reading shall also be taken at each nozzle attachment weld. No reading shall exceed 225.3.2Bolting and Gaskets 螺栓和垫圈 3.2.1External bolting and gaskets for service operation shall be supplied with the drum by the Seller in accordance with the material specifications shown on the draw
38、ing for all flanged connections for which cover plates are being furnished. 卖方应根据图纸上的材料规范对所有法兰提供外部螺栓和垫圈。3.2.2Manhole gaskets and bolting shall be supplied separately boxed and properly identified for field installation by others.人孔垫圈和螺栓，应另行盒装，并由他人现场妥善查明安装。3.2.3Spare gaskets for each coke drum shall
39、be supplied in quantity as specified in purchase order. 每个焦炭塔的备件垫圈应提供采购订单指定的数量。3.3Connections 连接3.3.1All connections shall be flanged. 所有连接应用法兰连接。3.3.2All nozzle connections to the shell or head shall be self-reinforced, radiographable type conforming to Figure UW-16.1,(f-1), (f-2), (f-3) or (f-4) o
40、f ASME Sec. VIII, Div. 1所有接管连接到筒体或封头应自增强。 radiographable类型应遵照ASME Sec., Div.1中的UW-16.1, (f-1), (f-2), (f-3)or(f-4)3.3.3The thickness of nozzle necks shall not limit the maximum allowable working pressure at the design conditions or the new and cold condition. 法兰颈不能限制设计条件下的最大允许工作压力或新的，冷的状态。LGH SSPE 2
41、701-01.045Rev. 2Page 8 of 18 ABB Lummus Global Inc.PROJECT SPECIFICATION 00000-DC-221COKE DRUMS3.3.3The thickness of nozzle necks shall not limit the maximum allowable working pressure at the design conditions or the new and cold condition. 法兰颈不能限制设计条件下的最大允许工作压力或新的，冷的状态。 3.3.4The dimensional specifications and the pressure temperature rating of flanges 24” dia. and smaller shall be in accordance with ANSI B16.5- Steel Pipe Flanges and Flanged Fit
