JB/T 10094-2002 General technical requirements for industrial boilers
Some standard content:
ICS27.060
Machinery Industry Standard of the People's Republic of China
JB/T10094—2002
(JRT1CD94-1999
General specification for industrial boilers
General specification for industrial boilers2002-07-16Promulgated
2002-12-01Implementation
Promulgated by the State Economic and Trade Commission of the People's Republic of ChinaForeword
2 Normative application documents
3 Technical requirements
3.1 Performance under certain working conditions
3.2 Basic requirements for design.
3.3 Manufacturing.
3.4 Auxiliary equipment 3.5 Requirements for the configuration of ageing and monitoring instruments and devices, inspection and testing, and test methods.
Painting, packaging, marking and documents for gas turbines
Installation and use requirements
Quality requirements
Appendix A (normative standards) Acceptance standards for the manufacture of major components of boilers Table 1 Thermal efficiency of layered combustion steel furnaces
Table 2 Thermal efficiency of coal-throwing machine chain grate vortex guard
Table 3 Thermal efficiency of flue gas-fired bed combustion boilers
Table 4 Thermal efficiency of oil and gas boilers
TB/T10094—2002
This standard replaces IB/T10094—1999. General technical conditions for boilers. This standard has major changes compared with IB/T10094—1999. Add: 10094-2002
The applicable scope of the standard is clearly defined as a fixed type system with water as the component, and appropriate adjustments have been made to the pressure capacity range of steel ore (Chapter 1 of the 1999 edition: Chapter 1 of this edition): The boiler and thermal efficiency indicators are listed according to different combustion methods, and appropriate adjustments have been made to eliminate the single index of combustion efficiency (2.2.4 of the 1990 edition: 1.1.4 of this edition): The assessment requirements for the steam temperature of the superheated steam boiler superheater of this edition: Added the assessment requirements for the boiler smoke exhaust air coefficient (3.1.5 and 3.1.6 of this edition): Added the assessment requirements for the operability of the boiler (3.1. 8): Added the specification of the model requirements for the end furnace design (3.2 of the non-version): Added the requirements for the steel guarding accessories! 3.4 of this version): Added the functional requirements for the steel detection and temporary standard table and device (3.5 of this version): Made appropriate adjustments to the quality requirements of the boiler protection: 2.3.4 of the 199 version: 9.1 of this version: The joint elimination furnace should have 110% overload capacity (2.2.5 of the 1999 version): Canceled the provisions that the new products must be identified (Chapter 4 of the 1999 version): The wooden standard is recorded as a normative appendix, www.bzxz.net
This standard is submitted by the China Nuclear Industry Federation: This standard is the National Standardization Technical Committee (CSITS/TC). This standard is issued by: Shanghai Industrial Steel Furnace Research Institute. Drafters of the Hongbiao Yishi Key Points: Yacuo Zheng, Qian Fenghua, Ye Mian, Li Nengqiu. The previous versions of the standards replaced by this standard are as follows: JB2816—1980:
ZBJ9801J-1988:
JB/T 10094-1999.
1 General Technical Conditions for Industrial Boilers
JB/T10094—2002
This standard specifies the technical requirements for industrial boilers, inspection and testing, test methods, painting, packaging, labeling and packaging, installation, use, acceptance, quality certification, etc. This standard applies to fixed steel steam boilers with a rated steam pressure greater than 0.04VP but less than 3.8MPu and a rated evaporation capacity of not less than 0.1Vh and water-medium fixed steel hot water boilers with a rated outlet water pressure greater than 0.1A. 2 Normative References
The clauses in the following documents are regarded as standard clauses through reference in the standard. For all dated references, all subsequent amendments (excluding errors) and revisions are not applicable to this standard. However, all parties who have reached an agreement based on this standard are encouraged to use the latest version of this document. For undated references, the latest version applies to this standard. GB1S76 Water quality of industrial boilers GB/T9222 Strength calculation of pressure components of water tube boilers GB/T10180 Thermal test specification for industrial boilers Steam boilers for thermal power generation units and gas power equipment GB/T12145 GB/T1234V Measurement method for noise at factory boundaries of industrial enterprises GB13223 Air pollution potential emission standard for thermal power plants GB 13271
Emission standard of air pollutants for boilers
CB/T14623
GB/T16508
GB/T17954
GB/T18342
GR50041
GB50273
Method for measuring environmental noise in southern urban area
Strength calculation of pressure components of shell boilers
.Economic operation of industrial boilers||t t||Technical conditions for coal used in chain grate boilers
Design specifications for boiler rooms
Construction and acceptance specifications for industrial furnace installation projectsTechnical specifications for construction and acceptance of power constructionBoiler unit potentialDET5047
JBT1612
JB/T1613
JB/F1615
Technical conditions for boiler water pressure test
Technical strategy for welding of boiler pressure components
Technical specifications for boiler paint and packaging Technical conditions
JE/T2379
JB/T3375
Inspection of boiler materials before entering the factory
B10354 Operation procedures for industrial boilers
3 Technical requirements
2.1 Performance under rated conditions
3.1.1 The manufacturer shall ensure that the rated evaporation or rated thermal power of the boiler under the rated displacement is 3.1.2 The steam quality of the boiler meets the following requirements. : 3.1.2.1 The steam humidity of saturated steam boilers should be greater than 3% for water-tube boilers, and should not be greater than 4% for water-tube boilers and shell-and-shell boilers: The steam drop at the superheat inlet of superheated steam boilers should not be greater than %, 1
JE/T10094-2002
3.1.2.2 The superheated steam content of industrial steam furnaces shall not be greater than 0.5m/kg: The quality of superheated steam of steam boilers for power generation shall comply with the provisions of GB/T12145.
3.12.3 The deviation of the superheated steam temperature of industrial boilers shall comply with the following provisions: ) When 300℃, its deviation range is (:
b) When 3D0℃350℃, its deviation range is +20 yuan) When 350℃≤400℃, its deviation range is (The deviation of the superheated steam temperature change of the steam boiler for power generation shall comply with the requirements of the supporting steam turbine. 3.13 The absolute value of the deviation of the outlet water temperature and water overflow of the hot water volute boiler shall not be greater than 5℃. 3.1.4 When the use conditions of the volute boiler When it complies with the requirements of the technical standards, and its fuel materials meet the requirements of the United Nations for design or ordering, the boiler thermal efficiency indicators shall comply with the following provisions: 1) The thermal efficiency of the solid combustion boiler shall not be lower than the provisions in Table 1; the thermal efficiency of the coal-pulling chain grate boiler shall not be lower than the provisions in Table 2; the thermal efficiency of the chemical bed combustion boiler shall not be lower than the provisions in Table 3; the thermal efficiency of the fuel and gas-fired boiler shall not be lower than the provisions in Table 4; the thermal efficiency of the high-temperature boiler shall not be lower than %.
Table 1 Stratified combustion boiler thermal efficiency
Fuel received low potential
177021
>21000
Q17700
2u4.2=21 000
Q21 000
Qm1 5C0
0.7≤:1.4
th or Mw
1.4-D:5.6
Boiler level
l: less than h or less than 0.7MW Fuel hand environment isolation efficiency is allowed to be lower than the specified value of the table by the cabinet check 3-point, method 2: The boiler protection efficiency of fuels not listed in the agricultural refers to the supply and demand parties agreed. D20e
7:: 14
. The dry depth of each fuel product (Ve) is as follows: V20%, quality coal, 10V20%: Class 1 non-welded Var~6.5[T anthracite, 5%Va1% depth, K37%3.1.5 For ten-layered porcelain and coal-feeding machine chain grate end furnaces, the excess air coefficient should not be greater than .75. For fluidized bed combustion furnaces, the exhaust gas excess air coefficient should not be greater than 1.5: For oil and gas fired boilers, the excess air coefficient at the exhaust should not be greater than 1.2 for positive pressure combustion, and the excess air coefficient at the exhaust should not be greater than 1.3 for negative pressure combustion. 3.1.6 For boilers with tail heating, the exhaust temperature should not be greater than 170°C; for boilers without tail heating, the humidity should not be greater than 250°C. 3.1.7 The exhaust of pollutants from the furnace should comply with GB 13271 or GB 13223. 3.1.8 The number of overhauls caused by the design and manufacturing failures of the furnace and its auxiliary equipment during the warranty period specified in 9.1 of this standard should comply with the following provisions: a) For coal-fired boilers, it should not be more than 3 times; b) For oil-fired boilers, gas boilers and electric heating should not be more than 2 times. 2
Raw material variety
2 coal machine chain grate boiler thermal efficiency
Low calorific value of fuel recovery system
17 700g21 000
Qaar>21000
Q*=-17700
Calculation: The efficiency index of the raw material not listed in the table needs to be agreed upon by both parties. TB/T 10094--2002
Decomposition capacity
th or MW
Decomposition efficiency
D>20D:14
The dry blasting free base content (V) standard of each raw material variety is: coal, Var>2U%: coal, 1 V20%. Note 2:
Table 3 Thermal efficiency of fluidized bed combustion furnace
Fuel received equal low safety excess
Fuel type
14 400 ≤01rm . 17 70C
[7 700 :0.21 000
Qowar*-21000
Qxe:317700
Capacity D
t or Mw
6204.2014
Forging furnace heat rate
020 or 014
Note! ：The boiler efficiency index of fuel not listed in the table shall be agreed upon by both parties. Note 2: The dry ash basis cumulative content (V) of various fuel types is as follows: Vg/20%, coal, 10% Vg*20%: super coal, 1375: Table 4 Thermal efficiency of wax and gas boilers
Turbine capacity display D
Fuel female to flavor heating
Fuel grain type
Steam boiler without economizer
Over! ：The thermal efficiency index of fuels in the table is defined as supply and demand 2: "Gas" refers to natural gas, city coal and fossil gas. Basic design requirements
This boiler and two steam boilers with economizer!
1D2Reference:1.4
Boiler performance evaluation3
D2Complete>[.4
Boiler design applies advanced technology to make the product meet the requirements of safety, reliability, efficiency, economy and environmental protection. When designing the boiler, comprehensive consideration should be given to factors such as manufacturing process, boiler room facilities and boiler operation and maintenance. When designing the boiler, effective measures should be taken to reduce the pollution caused by boiler operation to the environment. The design of chain grate boilers should comply with the provisions of GH/T18342. 3.2.4
The material selection of the steel structure and pressure components should comply with the relevant provisions of the "Safety Technical Supervision Regulations for Steam Boilers" (and) "Safety Technical Supervision Regulations for Hot Water Boilers". 3
JB/110094—2002
3.2.6 The strength calculation of the pressure components of water tube boilers shall comply with the provisions of GB/T9222, and the strength calculation of the receiving components of shell boilers shall comply with the provisions of GR 650.
3.2.7 The air supply system of the combustion equipment of the machine-over-layer steel furnace shall have good sealing, the wind chamber wind pressure shall be sufficient and meet the requirements of relevant standards, and the air distribution adjustment shall be flexible and effective.
3.2.8 The steel furnace guard and air duct shall have good sealing and oil retention performance. The induction of the outer surface of the steel furnace shall comply with the provisions of G/17954.
3.2.9 The necessary thermal and environmental protection test points shall be set for the shell furnace. 3.3 Manufacturing
3.3.1 The steel furnace shall be manufactured according to the design drawings and technical documents approved by the ship theorem. 3.3.2 The materials used to manufacture the pressure-bearing parts of the steel furnace shall comply with the provisions of the design sample, and the material substitution shall be approved according to the specified procedures. 3.3.3 The quality of the steel grades and welding materials used for the pressure-bearing parts of the steel furnace shall comply with the corresponding material standard requirements and have a material quality certificate. In addition, the factory inspection shall be carried out in accordance with the provisions of the Safety Technical Supervision Regulations for Steam Boilers (and) Safety Technical Supervision Regulations for Hot Water Boilers and B/T 3375, and it can only be used after passing the inspection.
3.3.4 The manufacturing of the main parts of the boiler shall comply with the relevant provisions of Appendix A. 3.3.5 The resistance heating element of the electric heating boiler shall comply with the provisions of B/T2379; other types of heating elements shall comply with their respective product standards.
3.4 Requirements for auxiliary machines and accessories
The scope of supply of auxiliary machines and parts for steel furnaces shall comply with the provisions of the order contract. 3.4.1
The auxiliary machines and accessories for boilers shall meet the performance requirements of the main machine of the steel furnace and comply with the standards of their respective production plants. 3.4.2
3.4.3 The water treatment equipment for boiler protection shall be able to ensure that the boiler feed water meets the provisions of G1576 or GB/T1214S. If the special requirements of the boiler for water quality are indicated in the product manual, they shall also comply with the provisions of the product manual. 3.4.4 The air volume and air pressure of the fan for the boiler shall be able to meet the requirements of stable operation of the boiler at a fixed output, and it shall have sufficient adjustment and adjustment flexibility.
3.4.5 The overall noise level of the single machine of the fan and water pump shall be within the overall noise level of the boiler room. The production should comply with the provisions of GB 50041. 3.4.6 The gas purification equipment equipped with the boiler should make its atmospheric pollutant emissions comply with the provisions of GB13271 or GB13223: 3.4.7 Steam boilers with a rated output of not less than 1/h should be equipped with a water and steam sampling condensation device: 3.5 Quality requirements for inspection and monitoring instruments and devices 3.5.1 The supply scope of boiler monitoring instruments and equipment should comply with the provisions of the ordering room. 3.5.2 The configuration of boiler protection inspection and emergency control instruments and devices should comply with the requirements of the "Safety Technical Supervision Regulations for Steam Boilers" or (and) the "Safety Technical Supervision Regulations for Hot Water Boilers 3":
3.5.3 The boiler should be equipped with instruments for safety operation parameters such as square meters, water level meters, thermometers, etc. in accordance with the provisions of the "Safety Technical Supervision Regulations for Steam Boilers 3" or (and) the "Safety Technical Supervision Regulations for Hot Water Boilers 3". For steam boilers with a rated evaporation capacity of not less than 20/h and with superheaters, recording instruments for measuring the steam pressure and water level at the cylinder, the steam pressure at the superheater outlet should also be installed. 3.5.4 The boiler shall be equipped with indicating instruments for assessing economic operation such as feed water flow or steam flow, circulating water flow, etc. For steam boilers with a rated evaporation capacity of not less than 1%/h and hot water boilers with a rated thermal power of not less than 7MW, recording instruments for measuring steam trace or circulating water flow (or heating disk) should be installed. 3.5.5 Steam boilers with a rated evaporation capacity of not less than 20 or hot water boilers with a rated thermal power of not less than 1.4MW should be equipped with indicators of operating parameters such as furnace outlet pressure, furnace membrane pressure, wind chamber wind pressure (inverter instrument is not required for internal oil and gas boilers), and exhaust gas negative pressure.
For steam boilers with a rated evaporation capacity of not less than 10h or hot water boilers with a rated thermal power of not less than MW, an indicator meter for measuring the oxygen content of exhaust gas should be installed; for steam steel furnaces with a rated evaporation capacity of not less than 20/h or hot water boilers with a rated thermal power of not less than 14MW, a recording meter for the flue gas temperature and exhaust temperature should also be installed. 4
JB/T10094—2002
3.5.6 Steam boilers should be equipped with reverse or position type automatic water supply regulating devices. Boilers with a rated combined output capacity of less than 4MW should be equipped with reverse water supply automatic source regulating devices.
3.5.7 Steam steel furnaces should be equipped with low water level alarm, extreme low water level interlocking protection, steam overpressure alarm and continuous pressure protection device (natural gas Except for hand-fired boilers, boilers with superheaters should also be equipped with overheated steam temperature limit alarm devices. Hot water boilers should be equipped with over-temperature alarm devices in accordance with the provisions of the hot water boiler safety supervision regulations. Combustion equipment should be equipped with fault shutdown alarm and protection devices: fluidized bed combustion boilers should also be equipped with fluidized bed temperature limit alarm devices.
3.5.B Coal-fired hot water boilers with a rated heat output of not less than 4/h or a coal-fired hot water boiler with a rated heating supply of not less than 2.8MW should be equipped with operation monitoring and remote adjustment devices. Coal-fired hot water boilers with a rated heat output of not less than 120h or a coal-fired hot water boiler with a rated heating supply of not less than 14MW should be equipped with full-range automatic control devices and a post-production control system. 3.5.9: Gas boilers shall be equipped with ignition sequence control, furnace fire alarm and error alarm, fuel temperature or fuel power over-limit protection, fuel position or ratio automatic adjustment and other devices. Gas boilers shall also be equipped with gas temperature monitoring and alarm devices. 3.5.10 The installation of steel air pollutant emission monitoring room shall comply with the provisions of GB13271 4 Inspection and testing
4.1 The manufacturing quality of the furnace shall be inspected according to the product sample and the relevant industry standards in this technical document and Appendix A: 4.2 The furnace welds shall be inspected according to the requirements of T[613. 2.3 The ultrasonic flaw detection of the fillet welds of the flat tube plate and the boiler shell and the furnace of the internal combustion boiler shall be carried out in accordance with the national quality supervision film issued by the Furnace Safety Supervision Bureau! 1. The T-joint butt joint of boiler guard should be tested according to the requirements of IBT1512. 4.5 The quality inspection department of the boiler manufacturer should carry out product quality inspection according to the items specified in this standard, and issue a quality certificate after passing the inspection. The contents of the quality certificate should include:) Factory analysis certificate of the boiler:
Main technical specifications
Material certification of the main pressure-bearing components of the vortex guard and the welding materials: c
Sample inspection report, seam-free steel detection report and weld chain repair report: g
Cold test report of combustion equipment or hot commissioning report of oil and gas boilers (hot commissioning on site is carried out after the water pressure test report:
) Heat treatment technology and material substitution (such as steel furnace pressure components have heat treatment material substitution:. 4.6 New products and design products that have a significant impact on boiler performance should be subject to thermal performance testing, determination of air pollutant emissions, and overall noise testing of the boiler room. The special requirements should comply with the provisions of 3.1 and 3.4.5 of this standard: 5 Test methods
5.1 Boiler guard Thermal performance test shall be carried out in accordance with the provisions of GB/11010. 5.2 The determination of atmospheric pollution potential emission value of steel furnace shall be carried out in accordance with the provisions of 0B13271. 5.3 The overall pollution test of boiler room shall be carried out in accordance with the provisions of GRT12349 or GB11523. 6 Paint, packaging, marking and random documents
6.1 The oil filling and packaging of boiler shall comply with the provisions of B1615 or order contract. 6.2 The boiler shall be equipped with a gold nameplate in a conspicuous position, and the nameplate shall at least indicate the following items: a) Product model and name;
b) Manufacturer's product number:
JB/T100942002
Rated evaporation capacity or rated thermal power, unit is MW: Rated steam pressure or rated outlet water pressure, unit is MPa: Rated steam temperature or rated water temperature and water temperature, unit is: e
Manufacturer Factory name:
Manufacturing license level and number:
Name of inspection unit and inspection mark
Date of manufacture,
6.3 The following samples and technical documents should be provided when the boiler products leave the factory: a) Quantity certificate,
b) Boiler general drawing, main receiving and delivering components drawing, installation drawing, electrical control drawing (provided by the unit with speed control), hot water vortex furnace concentration flow diagram (except for natural circulation shell steel furnace), analog parts drawing, 2 copies each, melting point calculation-composition calculation result summary table, safety discharge calculation (except for hot water boilers with rated outlet water temperature lower than +100), installation and operation instructions, receiving and delivering components design change information, thermal calculation result summary table, smoke wind resistance screening result summary table (except for boilers with evaporation plate less than 1/ or rated thermal efficiency less than 0.7MW), hot water steel furnace water resistance calculation result summary table 2 copies of the master list (except for boilers with natural gas regulation). d) 2 copies of the master list of boilers.
c) 2 copies of the installation specification list and each item list
: 2 copies of other relevant documents that need to be provided. : 2 copies of the above drawings and installation technical documents
7 Installation and use requirements
7.1 The preparation of the safety list should be carried out in accordance with the "Safety Technical Supervision Regulations for Gas Steel Boilers" (and) "Safety Technical Supervision Regulations for Hot Water Steel Boilers" (B0273) and the provisions of the boiler installation manual issued by the manufacturer. 7.2 Before and during the installation of the boiler, if the installation unit finds that there are any problems with the pressure parts that will affect the safe use of the boiler, it should report to the local steel safety supervision department. 7.3 After the installation and acceptance, the technical documents and installation quality certification materials of the installed boiler should be handed over to the user unit for storage in the boiler protection technical file.
7. The user must do a good job of boiler water management. The water quality of the boiler water and boiler water during boiler operation shall meet the following requirements: a) For industrial and domestic boilers, it shall meet the requirements of GB1576; b) For power generation boilers, it shall meet the requirements of GB12[45]; c) For boilers with special quality requirements, it shall comply with the requirements of the product manual. Boiler maintenance personnel are not allowed to be put into operation without water treatment measures. Independent operators without water treatment equipment shall be certified in accordance with regulations. 7.6 The type and characteristics of the fuel used in the boiler shall comply with the provisions of the design or order contract. 7.7 The independent operator shall hold a boiler operator certificate of the corresponding level. 8 Acceptance
8.1 The acceptance of boiler products shall be carried out in accordance with the provisions of this standard and the ordering direction. It may also be carried out in accordance with the provisions of the ordering contract. 8.2 The materials used for the acceptance test of the turbine should meet the requirements of the design or order contract. The test should be carried out when the equipment is in good condition. The test method should be agreed upon by both parties and approved by the quality and technical supervision departments at the provincial level or above. 8.3 The method of boiler acceptance test should comply with the provisions of Chapter 1. 8.4 The assessment requirements for boiler acceptance test should comply with the provisions of 3.1 and 3.4.5 of this standard. If there are special requirements stipulated in the contract, acceptance shall be carried out in accordance with the contract provisions. 9 Quality
JB/T 10094—2002
9.1 Boiler manufacturers shall be responsible for product design and manufacturing quality. Under the condition that users comply with this standard and relevant technical documents, within 18 months of the factory expiration date or 12 months of the operation period (if the factory expiration date exceeds 18 months and the operation period is less than 12 months, the factory expiration date shall prevail; if the factory expiration date is less than 18 months and the operation period exceeds 12 months, the operation period shall prevail), if the boiler cannot operate normally with rated parameters or fails to meet the specified performance requirements due to reasons other than installation quality, operating conditions and maintenance level, the manufacturer shall bear the corresponding responsibility.
The starting date of the factory expiration date of the boiler is the date when the user receives the last batch of parts; the starting date of the boiler operation period is the date when the boiler is officially put into operation.
9.2 The quality of boiler auxiliary equipment, safety accessories and monitoring instruments used should meet the corresponding standards, and the supplier shall be responsible for their quality. JH/T10094—2002
M/T1609
JB/T1610
/T1611
JB/F1614
B16! !6
JE/T1620
BT1621
JB/T1622
JB/1623
JB/T1625
JB/T2190
JB/T2191
JB/T2192
JR/T26 35
JB/T2637
JB/T2639
JB/T3271
JB/T52 55
[B, T9619
JBT9626
Appendix A
(Regulation record)
Manufacturing and acceptance standards for main parts of steel furnaces. Technical conditions for manufacturing boiler boilers
Technical regulations for manufacturing steel furnace sieves
Mechanical properties test method for welded joints of pressure components of boilers. Technical regulations for preheating of boilers.
Technical parts for obtaining single-piece joints
Technical regulations for industrial end-use boxes and steel smoke windows.Technical conditions Boiler expansion joint size and end extension length variation
Boiler temporary hole center distance size deviation
Industrial boiler guard welding pipe hole
Boiler guard manhole and head lifting device
Weaving hole installation bone
Square cast iron economizer support technical strip
Boiler type wall tube screen (axial strip tube, technical conditions furnace pressure ductile iron parts connection technical conditions
Steel furnace pressure cast iron bull technical conditions
Chain pull-out technical conditions
Welded wedding tube (Ni) Technical conditions
Technical conditions for new boilers
Technical conditions for reciprocating grates
Technical conditions for boiler forgings
JR/T10355
JB/T10356
JB/T1619
Technical conditions for boiler adjustment
Technical conditions for fluidized bed combustion equipment
Technical conditions for boiler body manufacturing 1
1) ≤ Technical conditions for boiler body manufacturing. This is a standard that was revised after the release of 1B/T161B "Technical conditions for new boiler components" and TB.T161 "Technical conditions for general assembly of boiler body", and is specially issued after the release of this standard.
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