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DL/T 1672-2016   Aluminium tube bundles used in indirect air cooling system of thermal power plant (English Version)
Standard No.: DL/T 1672-2016 Status:valid remind me the status change

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Standard No.: DL/T 1672-2016
English Name: Aluminium tube bundles used in indirect air cooling system of thermal power plant
Chinese Name: 火力发电厂铝制间接空冷管束
Professional Classification: DL    Professional Standard - Electricity
Issued by: National Energy Administration
Issued on: 2016-12-05
Implemented on: 2017-5-1
Status: valid
Language: English
File Format: PDF
Word Count: 5000 words
Price(USD): 214.0
Delivery: via email in 1 business day
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is developed in accordance with the rules given in GB/T 1.1-2009 Directives for standardization - Part 1: Structure and drafting of standards. This standard was proposed by the China Electricity Council. This standard is under the jurisdiction of the Technical Committee on Power Station Steam Turbine of Standardization Administration of Power Industry. This standard is formulated for the first time. Any comments or suggestions during the implementation of this standard may be fed back to the Standardization Center of the China Electricity Council (No.1, 2nd Lane, Baiguang Road, Beijing, 100761, China). Aluminium tube bundles used in indirect air cooling system of thermal power plant 1 Scope This standard specifies the requirements for design, manufacture, inspection and acceptance of aluminium tube bundles used in indirect air cooling system. The aluminium tube bundles used in indirect air cooling system in this standard is applicable to indirect air cooling system of thermal power plant with cooling water as medium, with the maximum operating pressure not greater than 0.6MPa and the maximum working temperature not greater than 100℃, and equipped with mixing condenser or surface condenser. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 150 (all parts) Pressure vessel GB/T 1804 General tolerances - Tolerances for linear and angular dimensions without individual tolerance indications GB/T 3190 Wrought aluminium and aluminium alloy - Chemical composition GB/T 3191 Aluminium and aluminium alloys extruded bars, rods GB/T 3880 (all parts) Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering GB/T 4437.1 Aluminium and aluminium alloy extruded tubes - Part 1: Seamless tubes GB/T 6892 Wrought aluminium and aluminium alloys extruded profiles for general engineering GB/T 6893 Aluminium and aluminium alloys cold drawn (rolled) seamless tubes GB/T 13912 Metallic coatings - Hot dip galvanized coatings on fabricated iron and steel articles - Specifications and test methods JB/T 4711 Coating and packing for pressure vessels transport NB/T 47007 Air-cooled heat exchangers NB/T 47013 (all parts) Nondestructive testing of pressure equipments NB/T 47015 Welding specification for pressure vessels   3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 cooling tube aluminum tube in which the flowing medium exchanges heat from inside to outside 3.2 fin expanded surface which improve heat-transfer capability by increasing heat transfer area and enhancing flow disturbance and is generally connected with cooling tube by expansion or other means 3.3 cooling element combined unit with several cooling tubes of the same specification connected with reinforcing plates and tube plates 3.4 top header header arranged on the top when the cooling element is installed vertically 3.5 bottom header header arranged on the bottom when the cooling element is installed vertically 3.6 fixed tray part clamping the header and tube plate with U-shape bolt   3.7 operating pressure rated pressure that the aluminum tube bundle may bear under normal working conditions 3.8 design pressure maximum pressure set on the top of the tube bundle, which, together with the corresponding design temperature, is taken as the basic design load condition of the tube bundle and whose value is not less than the operating pressure 3.9 design temperature mental temperature of element set with the tube bundle under normal working conditions, which should be the maximum working temperature of the medium cooled plus 10℃ 3.10 finned ratio ratio of the total surface area of fin in contact with the air to that of the cooling bare tube 4 General requirements The design, manufacture, inspection and acceptance of aluminium tube bundles used in indirect air cooling system shall meet the technical requirements of the drawing and the relevant requirements of NB/T 47007. 5 Materials 5.1 Designation of materials used for main parts and components Materials for main parts and components shall be selected according to Table 1. The materials shall meet the requirements of GB/T 3190.   Table 1 Materials for main parts and components S.N. Name Material designation Standard 1 Fin 1050A H18/H19 GB/T 3880 2 Header 6063 T6 GB/T 6892 3 Irregular interface tube 6063 T6 GB/T 4437.1 4 Interface flange 5052 H112 GB/T 3880 5 Fixed tray 5754 H112 GB/T 3191 6 Cooling tube 1050A GB/T 6893 7 Tube plate and connecting plate 5A05 and 6063 T6 GB/T 6892 5.2 Seal ring material requirements O-ring shall be made of chloroprene rubber or ethylene propylene diene monomer rubber, its Shore hardness shall meet the hardness requirements under the service environment, and it shall be oil resistant and oxidation resistant, with a hardness of 65±5 Shore A, and a service temperature of -40℃ ~+125℃. 6 Design 6.1 Requirements for arrangement of tube bundle cooling element The top header and the bottom header shall be designed as a single integrated component. See Annex A for the outline and assembly arrangement of cooling tube bundle unit. 6.2 Design pressure of tube bundle The design of pressure-bearing components of the tube bundle shall meet those specified in GB 150.2. The design pressure of the tube bundle shall be 0.6MPa, the pressure in air pressure test shall be 1.1 times of the design pressure, and that in water pressure test shall be 1.25 times of the design pressure. 6.3 Design of tube bundle structure 6.3.1 If the cooling element adopts double tube passes, the opening area of the baffle plate of the counter-current header shall not be less than 50% of the total flow area of all tubes of the cooling element. 6.3.2 The diameter of the inlet and outlet flanges of the header shall be selected according to the control value meeting the corresponding flow rate and the resulting resistance. Buffer baffle plate shall be set at the inlet flange, and the materials shall be erosion resistant.
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 General requirements 5 Materials 6 Design 7 Manufacture 8 Inspection and acceptance 9 Marking, packaging, storage and transport Annex A (Informative) Outline and assembly arrangement of cooling tube bundle unit
Referred in DL/T 1672-2016:
*GB 150-2011 Pressure Vessels (Collection GB150.1~150.4-2011)
*GB/T 1804-2000 General Tolerances - Tolerances for Linear and Angular Dimensions without Individual Tolerance Indications
*GB/T 3190-2020 Chemical composition of wrought aluminium and aluminium alloys
*GB/T 3191-2019 Extrusion rods and bars of aluminium and aluminium alloys
*GB/T 3880-1997 Aluminium and aluminium alloy rolled sheet
*GB/T 4437.1-2015 Aluminium and aluminium alloy extruded tubes—Part 1: Seamless tubes
*GB/T 6892-2023 Wrought aluminium and aluminium alloys extruded profiles for general engineering
*GB/T 6893-2022 Aluminium and aluminium alloys cold drawn (rolled) tubes
*GB/T 13912-2020 Metallic coatings—Hot dip galvanized coatings on fabricated iron and steel articles—Specifications and test methods
*JB/T 4711-2003 Coating and packing for pressure vessels transport
*NB/T 47007-2018 Air-cooled heat exchangers
*NBT47013-
*NB/T 47015-2011 Welding Specification for pressure vessels
*DL/T 1672-2016 Aluminium tube bundles used in indirect air cooling system of thermal power plant
*TB/T 1950-1987 Design Parameter for Railway Tank Car Body
*TB/T 1613-1985 Design Parameter of Truck Hand Braking Device Design
*GB/T 7467-1987 Water Quality - Determination of Chromium (VI) - 1, 5 Diphenylcarbohydrazide Spectrophotometric Method
*GB/T 10180-2017 Thermal performance test code for industrial boilers
*HJ 209-2017 Technical requirement for environmental labeling products Plastic packaging products
*TB/T 1718.2-2017 Wheelsets assembly for locomotive and rolling stock - Part 2: Railway rolling stock
*TB/T 3077-2017 Post insulators on board of rolling stock
*TB/T 3238-2017 Rolling stock electric machines-Asynchronous traction motor for EMU
DL/T 1672-2016 is referred in:
*DL/T 5545-2018 Code for design of indirect dry cooling system for fossil-fired power plant
*DL/T 5545-2018-TWSM Explanation of provisions of Code for design of indirect dry cooling system for fossil-fired power plant
*YD/T 1582-2010 800MHz/2GHz cdma2000 digital cellular mobile communication network:signaling link access control (LAC) of air interface specification
*TSG 24-2015 Supervision Regulation on Safety Technology for Hyperbaric Oxygen Chambers
*QC/T 418-1999 Technical requirements o fblade connector for automobile
*QC/T 533-1999 Test method for bench of automobile drive axle
*QC/T 546-1999 Automotive Shock Absorber cleanliness limits and determination
*QC/T 29017-1991 Automotive molded plastic parts without individual tolerance limit the size of the deviation
*QC/T 293-1999 Test methods of automotive axle shaft
*TB/T 2879.1-1998 Railway Rolling Stock - Paint and Painting - Part 1: Technical Specification for Supply of Paints
*QC/T 29117.22-1993 Quality inspection of products for motorcycles and mopeds Quality evaluation method of exhaust muffler
*MT/T 199-1996 General specifications for hydraulic drill jumbos for coal mine
*SH/T 0192-1992 Determination of the Aging Characteristics of Lubricating Oil
*GB/T 20314-2017 Thin float glass for liquid crystal display(LCD) applications
*QC/T 260-1998 Center High Mounted Stop Lamp
Code of China
Standard
DL/T 1672-2016  Aluminium tube bundles used in indirect air cooling system of thermal power plant (English Version)
Standard No.DL/T 1672-2016
Statusvalid
LanguageEnglish
File FormatPDF
Word Count5000 words
Price(USD)214.0
Implemented on2017-5-1
Deliveryvia email in 1 business day
Detail of DL/T 1672-2016
Standard No.
DL/T 1672-2016
English Name
Aluminium tube bundles used in indirect air cooling system of thermal power plant
Chinese Name
火力发电厂铝制间接空冷管束
Chinese Classification
Professional Classification
DL
ICS Classification
Issued by
National Energy Administration
Issued on
2016-12-05
Implemented on
2017-5-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
5000 words
Price(USD)
214.0
Keywords
DL/T 1672-2016, DL 1672-2016, DLT 1672-2016, DL/T1672-2016, DL/T 1672, DL/T1672, DL1672-2016, DL 1672, DL1672, DLT1672-2016, DLT 1672, DLT1672
Introduction of DL/T 1672-2016
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is developed in accordance with the rules given in GB/T 1.1-2009 Directives for standardization - Part 1: Structure and drafting of standards. This standard was proposed by the China Electricity Council. This standard is under the jurisdiction of the Technical Committee on Power Station Steam Turbine of Standardization Administration of Power Industry. This standard is formulated for the first time. Any comments or suggestions during the implementation of this standard may be fed back to the Standardization Center of the China Electricity Council (No.1, 2nd Lane, Baiguang Road, Beijing, 100761, China). Aluminium tube bundles used in indirect air cooling system of thermal power plant 1 Scope This standard specifies the requirements for design, manufacture, inspection and acceptance of aluminium tube bundles used in indirect air cooling system. The aluminium tube bundles used in indirect air cooling system in this standard is applicable to indirect air cooling system of thermal power plant with cooling water as medium, with the maximum operating pressure not greater than 0.6MPa and the maximum working temperature not greater than 100℃, and equipped with mixing condenser or surface condenser. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 150 (all parts) Pressure vessel GB/T 1804 General tolerances - Tolerances for linear and angular dimensions without individual tolerance indications GB/T 3190 Wrought aluminium and aluminium alloy - Chemical composition GB/T 3191 Aluminium and aluminium alloys extruded bars, rods GB/T 3880 (all parts) Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering GB/T 4437.1 Aluminium and aluminium alloy extruded tubes - Part 1: Seamless tubes GB/T 6892 Wrought aluminium and aluminium alloys extruded profiles for general engineering GB/T 6893 Aluminium and aluminium alloys cold drawn (rolled) seamless tubes GB/T 13912 Metallic coatings - Hot dip galvanized coatings on fabricated iron and steel articles - Specifications and test methods JB/T 4711 Coating and packing for pressure vessels transport NB/T 47007 Air-cooled heat exchangers NB/T 47013 (all parts) Nondestructive testing of pressure equipments NB/T 47015 Welding specification for pressure vessels   3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 cooling tube aluminum tube in which the flowing medium exchanges heat from inside to outside 3.2 fin expanded surface which improve heat-transfer capability by increasing heat transfer area and enhancing flow disturbance and is generally connected with cooling tube by expansion or other means 3.3 cooling element combined unit with several cooling tubes of the same specification connected with reinforcing plates and tube plates 3.4 top header header arranged on the top when the cooling element is installed vertically 3.5 bottom header header arranged on the bottom when the cooling element is installed vertically 3.6 fixed tray part clamping the header and tube plate with U-shape bolt   3.7 operating pressure rated pressure that the aluminum tube bundle may bear under normal working conditions 3.8 design pressure maximum pressure set on the top of the tube bundle, which, together with the corresponding design temperature, is taken as the basic design load condition of the tube bundle and whose value is not less than the operating pressure 3.9 design temperature mental temperature of element set with the tube bundle under normal working conditions, which should be the maximum working temperature of the medium cooled plus 10℃ 3.10 finned ratio ratio of the total surface area of fin in contact with the air to that of the cooling bare tube 4 General requirements The design, manufacture, inspection and acceptance of aluminium tube bundles used in indirect air cooling system shall meet the technical requirements of the drawing and the relevant requirements of NB/T 47007. 5 Materials 5.1 Designation of materials used for main parts and components Materials for main parts and components shall be selected according to Table 1. The materials shall meet the requirements of GB/T 3190.   Table 1 Materials for main parts and components S.N. Name Material designation Standard 1 Fin 1050A H18/H19 GB/T 3880 2 Header 6063 T6 GB/T 6892 3 Irregular interface tube 6063 T6 GB/T 4437.1 4 Interface flange 5052 H112 GB/T 3880 5 Fixed tray 5754 H112 GB/T 3191 6 Cooling tube 1050A GB/T 6893 7 Tube plate and connecting plate 5A05 and 6063 T6 GB/T 6892 5.2 Seal ring material requirements O-ring shall be made of chloroprene rubber or ethylene propylene diene monomer rubber, its Shore hardness shall meet the hardness requirements under the service environment, and it shall be oil resistant and oxidation resistant, with a hardness of 65±5 Shore A, and a service temperature of -40℃ ~+125℃. 6 Design 6.1 Requirements for arrangement of tube bundle cooling element The top header and the bottom header shall be designed as a single integrated component. See Annex A for the outline and assembly arrangement of cooling tube bundle unit. 6.2 Design pressure of tube bundle The design of pressure-bearing components of the tube bundle shall meet those specified in GB 150.2. The design pressure of the tube bundle shall be 0.6MPa, the pressure in air pressure test shall be 1.1 times of the design pressure, and that in water pressure test shall be 1.25 times of the design pressure. 6.3 Design of tube bundle structure 6.3.1 If the cooling element adopts double tube passes, the opening area of the baffle plate of the counter-current header shall not be less than 50% of the total flow area of all tubes of the cooling element. 6.3.2 The diameter of the inlet and outlet flanges of the header shall be selected according to the control value meeting the corresponding flow rate and the resulting resistance. Buffer baffle plate shall be set at the inlet flange, and the materials shall be erosion resistant.
Contents of DL/T 1672-2016
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 General requirements 5 Materials 6 Design 7 Manufacture 8 Inspection and acceptance 9 Marking, packaging, storage and transport Annex A (Informative) Outline and assembly arrangement of cooling tube bundle unit
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Keywords:
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