Details

SHORT NOTES ON QUALITY MANAGEMENT

Quality Management of Coal

- Annual Grade Declaration procedure

- Historical events on information of coal being nature's gift to the society

- Sampling related I.S. and details required for sampling (collection and preparation) and analysis

- Role of fixed carbon, ash, volatile matter and moisture in pricing of coal

- Determination of equilibrated ash, moisture and GCV (also on air dried basis)

- Calculation of various indices for coking coal like Caking Index, LTGK, FSI, Micum Index and Shatter Index, etc.

- Conversion of units of coal

- Ash fusion temperature and its affects on boiler

- Grievance redressal system

- Cost of quality and its impact on coal value & image on company

1). ANNUAL GRDE DECLARATION PROCEDURE

- Nominated Owner of the Coal company declares the grades of his colliery

- Under sub-rule 1 of rule 4 of the Colliery Control Rules, 2004 and sub-rule 1 of rule 18 B of Coal Mines (Conservation and Development) Amendment Rules, 2011 continued in force under Sub-sections (1) & (2) of Section 18 of the Mines & Minerals (Development and Regulation) Act 1957 (67 of 1957) and vide MOC's Gazette (Extraordinary) Notification S.O. 2920(E) Dated 30.12.2011, the Coal Controller prescribes the procedure and method of sampling/analysis of coal 

- The AGD requirement appears under Item 25 of the Procedure prescribed by the CCO

- Documents to be submitted along with the AGD proposals:

- Duly filled-in and signed Annexure-II, proposing the size-wise grades/quality to be declared

- Vertical section of the seam from where samples have been drawn, clearly showing the nature and thickness of the bands

- Mine plan showing the two different locations (located at a distance of 13.5 mtrs apart from each other) from where the seam samples have been drawn

- Analysis results of seam/check/joint samples (with majority of samples having been analysed at an NABL accredited/Govt laboratory, preferably CIMFR)