JB/T 11261-2012 Fabric for bag filter of tail gas treatment in coal-fired power plant boiler
1 Scope
This standard specifies the terms and definitions, applicable conditions, technical requirements, inspection methods, inspection rules, packaging, marking, storage and transportation of fabrics for bag filter of tail gas treatment in coal-fired power plant boiler (hereinafter referred to as fabrics / filter materials).
This standard is applicable to fabric for bag filter of tail gas treatment in coal-fired power plant boiler.
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 (including any amendments) applies.
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 3923.1 Textiles - Tensile properties of fabrics - Part 1: Determination of maximum force and elongation at maximum force using the strip method
GB/T 4745 Textile fabrics - Determination of resistance to surface wetting - Spray test
GB/T 5453 Textiles - Determination of the permeability of fabrics to air
GB/T 6719 Specifications for bag house
GB/T 7742.1 Textiles - Bursting properties of fabrics - Part 1: Hydraulic method for determination of bursting strength and bursting distension
GB/T 19977 Textile - Oil repellency - Hydrocarbon resistance test
GB/T 22042 Clothing - Electrostatic properties - Test method for measurement of surface resistivity
FZ/T 60004 Determination of thickness of nonwoven fabrics
HJ/T 326 Specifications for environmental protection product - Membrane complex fabric for bag house
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
blended filter material
composite filter material/fabric made of two or more kinds of fibers
3.2
polyphenylene sulfide filter materials
general name for a class of filter materials / fabric made by nonwoven process with polyphenylene sulfide staple fiber as the main component, with appropriate proportion of other staple fibers (except polytetrafluoroethylene fiber) as additive, such as polyimide staple fiber (accounting for a proportion of 0% to 50%, mass fraction), and polyphenylene sulfide-based cloth or polytetrafluoroethylene-based cloth as the structural skeleton
3.3
polytetrafluoroethylene filter materials
general name for a class of filter materials / fabrics made through nonwoven process with polytetrafluoroethylene staple fiber as the main component, adding other staple fibers in an appropriate proportion, such as polyimide and polyphenylene sulfide (adding ratio is 0% to 50%, mass fraction), and taking polytetrafluoroethylene base cloth as the structural skeleton
4 Fabric classification, code and designation
4.1 Fabric classification
Fabrics are classified into polyphenylene sulfide filter materials and polytetrafluoroethylene filter materials.
4.2 Fabric code and designation
4.2.1 Codes of various fibers for fabrics are shown in Table 1.
Table 1 Codes of various fibers
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Fabric classification, code and designation
4.1 Fabric classification
4.2 Fabric code and designation
5 Choice of filter material process
6 Applicable condition for filter material
7 Technical requirements of fabrics
7.1 Fabric life
7.2 Basic requirements
7.3 Filtration performance of filter material
7.4 Special requirements
8 Inspection methods
9 Inspection rules
9.1 Inspection sampling
9.2 Inspection classification
10 Packaging, marking, storage and transportation of filter material
Annex A (Normative) Detection of thermal shrinkage rate of filter material
Annex B (Normative) Detection of filtration performance of filter material
B.1 Test device for filtration performance of filter material
B.2 Test methods for performance of filter material
Annex C (Normative) Detection of corrosion resistance of filter material
Annex D (Normative) Detection of membrane complex fastness of membrane complex fabric
D.1 Determination device for membrane complex fastness
D.2 Test methods for membrane complex fastness of fabric
JB/T 11261-2012 Fabric for bag filter of tail gas treatment in coal-fired power plant boiler
1 Scope
This standard specifies the terms and definitions, applicable conditions, technical requirements, inspection methods, inspection rules, packaging, marking, storage and transportation of fabrics for bag filter of tail gas treatment in coal-fired power plant boiler (hereinafter referred to as fabrics / filter materials).
This standard is applicable to fabric for bag filter of tail gas treatment in coal-fired power plant boiler.
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 (including any amendments) applies.
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 3923.1 Textiles - Tensile properties of fabrics - Part 1: Determination of maximum force and elongation at maximum force using the strip method
GB/T 4745 Textile fabrics - Determination of resistance to surface wetting - Spray test
GB/T 5453 Textiles - Determination of the permeability of fabrics to air
GB/T 6719 Specifications for bag house
GB/T 7742.1 Textiles - Bursting properties of fabrics - Part 1: Hydraulic method for determination of bursting strength and bursting distension
GB/T 19977 Textile - Oil repellency - Hydrocarbon resistance test
GB/T 22042 Clothing - Electrostatic properties - Test method for measurement of surface resistivity
FZ/T 60004 Determination of thickness of nonwoven fabrics
HJ/T 326 Specifications for environmental protection product - Membrane complex fabric for bag house
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
blended filter material
composite filter material/fabric made of two or more kinds of fibers
3.2
polyphenylene sulfide filter materials
general name for a class of filter materials / fabric made by nonwoven process with polyphenylene sulfide staple fiber as the main component, with appropriate proportion of other staple fibers (except polytetrafluoroethylene fiber) as additive, such as polyimide staple fiber (accounting for a proportion of 0% to 50%, mass fraction), and polyphenylene sulfide-based cloth or polytetrafluoroethylene-based cloth as the structural skeleton
3.3
polytetrafluoroethylene filter materials
general name for a class of filter materials / fabrics made through nonwoven process with polytetrafluoroethylene staple fiber as the main component, adding other staple fibers in an appropriate proportion, such as polyimide and polyphenylene sulfide (adding ratio is 0% to 50%, mass fraction), and taking polytetrafluoroethylene base cloth as the structural skeleton
4 Fabric classification, code and designation
4.1 Fabric classification
Fabrics are classified into polyphenylene sulfide filter materials and polytetrafluoroethylene filter materials.
4.2 Fabric code and designation
4.2.1 Codes of various fibers for fabrics are shown in Table 1.
Table 1 Codes of various fibers
Contents of JB/T 11261-2012
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Fabric classification, code and designation
4.1 Fabric classification
4.2 Fabric code and designation
5 Choice of filter material process
6 Applicable condition for filter material
7 Technical requirements of fabrics
7.1 Fabric life
7.2 Basic requirements
7.3 Filtration performance of filter material
7.4 Special requirements
8 Inspection methods
9 Inspection rules
9.1 Inspection sampling
9.2 Inspection classification
10 Packaging, marking, storage and transportation of filter material
Annex A (Normative) Detection of thermal shrinkage rate of filter material
Annex B (Normative) Detection of filtration performance of filter material
B.1 Test device for filtration performance of filter material
B.2 Test methods for performance of filter material
Annex C (Normative) Detection of corrosion resistance of filter material
Annex D (Normative) Detection of membrane complex fastness of membrane complex fabric
D.1 Determination device for membrane complex fastness
D.2 Test methods for membrane complex fastness of fabric
