HJ 553-2010 (HJ553-2010)

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Related Standard	Status	PDF
HJ 553-2010	English	189	Add to Cart	3 days [Need to translate]	Standard for smokemetric tablet	HJ 553-2010	Valid	HJ 553-2010

HJ 553-2010
Standard for smokemetric tablet
HJ
National Environmental Protection Standard of the People's Republic
Replace GB 9804-1996
Smoke card
2010-01-05 released
2010-05-01 Implementation
Ministry of Environmental Protection released
Ministry of Environmental Protection
announcement
No. 2 of.2010
In order to implement the "Environmental Protection Law of the People's Republic of China", protect the environment, and protect human health, the "Smoke Card" is now approved as the national environment.
Protect the standards and release them.
The standard name and number are as follows.
The standard was implemented on May 1,.2010 and published by the China Environmental Science Press. The standard content can be found on the website of the Ministry of Environmental Protection.
From the date of implementation of the above standards, the following national environmental protection standards approved and issued by the former National Environmental Protection Agency shall be abolished, the standard name,
The numbers are as follows.
Tobacco card standard (GB 9804-1996).
Special announcement.
January 5,.2010
Content
Foreword..iv
1 Scope..1
2 Normative references..1
3 Terms and Definitions.1
4 Technical content..1
Iv
Foreword
To implement the "Environmental Protection Law of the People's Republic of China" and the "Air Pollution Control Law of the People's Republic of China"
This standard is formulated for the emission of pollution from automobiles and the improvement of ambient air quality.
This standard specifies the basic performance and technical requirements of the standard smoke card for filter paper smoke meter verification and calibration.
This standard is an amendment to the "Smoke Card Standard" (GB 9804-1996). This standard was first published in 1988. This is the first
The second revision was originally drafted by the China Institute of Metrology.
The main changes are as follows.
- The sign of the smoke is changed from SF to Rb, and the unit of smoke is changed from FSN to BSU;
-- Cancel the comparison table between SF and Rb (former standard Appendix A).
This standard is the national environmental protection standard approved by the National Environmental Protection Agency on October 4,.1996.
The Card Standard (GB 9804-1996) is abolished.
This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection.
This standard was drafted. China Academy of Environmental Sciences.
This standard was approved by the Ministry of Environmental Protection on January 5,.2010.
This standard has been implemented since May 1,.2010.
This standard is explained by the Ministry of Environmental Protection.
Smoke card
1 Scope of application
This standard specifies the basic performance and technical requirements of the standard smoke card (hereinafter referred to as the smoke card) for filter paper smoke meters. The smoke card
Used for verification and calibration of filter paper smoke meters.
2 Normative references
The contents of this standard refer to the following documents or their terms. For undated references, the valid versions are applicable to this standard.
quasi.
Technical condition of HJ/T 4 diesel filter paper smoke meter
3 Terms and definitions
The following terms and definitions apply to this standard.
Smoke
Refers to the filter paper smoke, that is, the degree of blackening of the filter paper, expressed in 0 to 10 waves of smoke (BSU), that is, the cleaning filter paper is 0 BSU, all
The black filter paper is 10 BSU, which is evenly divided from 0 to 10, and is calculated by the following formula.
Rb=(1−ρv)×10
Where. Rb--smoke, unit. Bosch smoke unit (BSU);
Ρv--the ratio of the reflection factor of the filter paper after being blacked to the cleaning filter paper;
10--Full scale of the smoke meter.
4 Technical content
4.1 Dimensions and specifications
4.1.1 Size
The effective working area of the smoke card is 36 mm × 36 mm.
4.1.2 Specifications
Tobacco meter for the measurement of smoke meter. smoke value o