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ASTM D388 - 99 Standard Classification of Coals by Rank

2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.. ASTM Standards. D121 Terminology of Coal and Coke. D720/D720M Test Method for Free-Swelling Index of Coal. D1412/D1412M Test Method for Equilibrium Moisture of Coal at 96 to 97 Percent Relative …

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Energies | Free Full-Text | Geological Controls on ...

According to the Chinese Standards MT/T 850-2000 and GB/T 15224.1-2010, and ASTM Standard D388-12 [48,49,50], coals of the late Carboniferous Taiyuan Formation in the Weibei Carboniferous-Permian coalfield are characterized by low moisture content, low to high ash yield, and low to medium volatile matter yield, belonging to low volatile ...

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Omelewu Coal Characterization for Powering Power Plant at ...

The American Standard for Testing and Materials (ASTM) classification system (ASTM D388) is popular in the industry. The ASTM D388 distinguishes among four coal classes, each of which is subdivided into several groups shown in Table 3 (Miller, 2005). …

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ASTMD388-15.pdf-stdlibrary.com

ASTM D388 - 15.pdf. Designation: D388 15Standard Classification ofCoals by Rank1This standard is issued under the fixed designation D388; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.

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lignite A Definition | Law Insider

Lignite means coal that is classified as lignite A or B according to the American Society of Testing and Materials in ASTM D388 (incorporated by reference, see §60.17).. Lignite means coal that is classified as lignite A or B according to the American Society of Testing and Materials (ASTM) Standard Specification for Classification of Coals by Rank D388–77, 90, 91, 95, 98a, or 99 ...

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ASTM D388 - 15.pdf_stdlibrary.com

ASTM D388 - 15.pdf. Designation: D388 15Standard Classification ofCoals by Rank1This standard is issued under the fixed designation D388; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.

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ASTM D388 - 92 Standard Classification of Coals by Rank

2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.. ASTM Standards. D121 Terminology of Coal and Coke. D720/D720M Test Method for Free-Swelling Index of Coal. D1412/D1412M Test Method for Equilibrium Moisture of Coal at 96 to 97 Percent Relative …

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coal rank classification

Classification of Coal by Rank (ASTM D388-12) - Note : Calculating sulfur trioxide that is determined in accordance with ASTM D5016-08, dmmf:dry mineral-matter-free basis, moisture mmf : moisture mineral-matter ...

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Definition of ASTM coal classification

Definition of ASTM coal classification. ... the coals as mined but free from any moisture on the surface of the lumps. The classification includes three groups of bituminous coals with moist calorific value from above 14,000 Btu/lb (32.5 MJ/kg) to above 13,000 Btu/lb (30.2 MJ/kg); three groups of subbituminous coals with moist calorific value ...

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Classification of Coal by Rank (ASTM D388-12)

Classification of Coal by Rank (ASTM D388-12) Call us: 86-731-84879027. ... Note : Calculating sulfur trioxide that is determined in accordance with ASTM D5016-08, dmmf:dry mineral-matter-free basis, moisture mmf : moisture mineral-matter free basis: Share with: lastest news. Nov 15.

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Code and Standards Requirements For Acceptance Testing

Standard Curing - ASTM C31 • Maintain moisture • Initial temperature in field • 60°F to 80°F • ƒ´c > 6000 psi - 68°F to 78°F • Transport to lab within 48 hrs • Transportation time 4 hrs or less • Lab curing 73.5±3.5°F and moist

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ASTM D388: Standard Classification of Coals by Rank

ASTM D388: Standard Classification of Coals by Rank. 40 CFR 60.251(b) ... mineral-matter-free basis. 1.3 The values stated in British thennal units per pound are ... D 1412 Test Method for Equilibrium Moisture of Coal at 96 to 97 Percent Relative Humidity and 30°C. 2 .

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ASTM Specification Standards | USG

Mineral Fiber Wall Boards Mineral Fiber Wall Boards. All Mineral Fiber Wall Boards ; Sheathing ... Concrete Moisture Reduction; Sound Absorbing Mats & Boards; Underlayments & Toppings; Surface Preparation; ... ASTM Specification Standards USG's products and systems by ASTM Specification Standards ...

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Moisture in Coal, Coal Analysis, Kentucky Geological ...

Moisture content is an important parameter in coal analysis. It is needed for determining the calorific (heating) value and handling properties of a coal. The moisture value given for a proximate analysis is the moisture measured as mass lost from a sample under specified conditions after heating in a moisture oven to 104 to 110°C (ASTM method ...

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Petrology, Physicochemical and Thermal Analyses of ...

ASTM International (2012a) ASTM D388-12 Standard classification of coals by rank. ASTM International, West Conshohocken ASTM International (2012b) ASTM D2013/D2013M-12 Standard practice for preparing coal samples for analysis. ASTM Inter-national, West Conshohocken ASTM International (2012c) ASTM D7582-12 Standard test methods

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Standard Practice for Ultrasonic Examination of Heavy ...

3 For referenced ASTM standards, visit the ASTM website,, or contact ASTM Customer Service at [email protected]. For Annual Book of ASTM Standards volume information, refer to the standard's Document Summary page on the ASTM website. 4 Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York ...

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astm standard d388 moisture minrels free

(equilibrium moisture), mineral matter free Btu/lb determined by the Parr formula 3 in ASTM Standard D388-77 (1980). These data are shown in table 3. The term "apparent rank" was used instead of "rank" for the following reasons: 1. The sample distribution and quantity do not conform with Section 6.1 of ASTM Standard D388-77. 2.

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ASTM International - ASTM D388-99E1 - Standard ...

Standard Classification of Coals by Rank. 1.1 This standard covers the classification of coals by rank, that is, according to their degree of metamorphism, or progressive alteration, in the natural series from lignite to anthracite. 1.2... ASTM D388-99. September 10, 1999. Standard Classification of Coals by Rank.

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reference astm d388 12 - auberge-desvoyageurs.fr

The classification of the coals according to the rank was examined using the ASTM D388-12 standard [5]. Next, the thermal analysis was carried out on the high precision NetzschTM TG 209 F3 thermogravimetric analyser using ultra-pure (99.99%) nitrogen as purge gas to ensure inert pyrolysis conditions.

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Klasifikasi Batubara Berdasarkan Kalori Menurut ASTM ...

Berdasarkan standar ASTM D388, klasifikasi batubara menggunakan parameter volatile matte, fixed carbon & heating value untuk proximate analysis (laboratory procedure by ASTM D3172). Untuk batubara high rank (antracite), kriteria lain yang digunakan adalah dry, mineral-free basis yang dihitung menggunakan " Parr Formula ".

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ASTM D388-19a - Standard Classification of Coals by Rank

ASTM D388-19a Standard Classification of Coals by Rank. ... 1.3 The accuracy of the classification of impure coal may be impaired by the effect of large amounts of mineral matter on the determination of volatile matter and calorific value, and on their calculation to the mineral-matter-free basis.

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Search - astm d388 05 standard classification of coals by rank

ASTM D388 05 Standard Classification of Coals by Rank. ASTM D388. 1. Scope. 1.1 This standard covers the classification of coals by rank, that is, according to their degree of metamorphism, or progressive alteration, in the natural series from lignite to anthracite. 1.2 This classification is applicable to coals that are composed mainly of vitrinite.

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Coal Calculations | SGS South Africa

H(air-dried) = Total Hydrogen(as-determined) - (Analysis Moisture x 0.1119) Hydrogen and Oxygen Factors based on the atomic weight of H 2 0 Hydrogen = Moisture X 0.1119 Oxygen = Moisture X 0.8881; DMMF Calculations Dry Mineral Matter Free calculations (Reference ASTM D388) Empirical Formula for estimation of Gross Calorific Value using Ultimate ...

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COAL CALCULATION

T = the standard thermochemical reference temperature (298.15 K) Had = Had,m – 0.1119 * Mad (total Hydrogen – H in moisture) Oad = …

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Standard Classification of Coals by Rank

2.1 ASTM Standards: D ... D 1412 Test Method for Equilibrium Moisture of Coal at 96 to 97 Percent Relative Humidity and 30°C2 D 1757 Test Method for Sulfur in Ash from Coal and Coke2 ... moist, mineral-matter-free basis, and coals having fixed carbon of 69 % or more on the dry, mineral-matter-free basis, accord-

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PT. PELANGI BERJAYA UTAMA: Coal Calculations

H(air-dried) = Total Hydrogen(as-determined) - (Analysis Moisture x 0.1119) Hydrogen and Oxygen Factors based on the atomic weight of H 2 0 Hydrogen = Moisture X 0.1119 Oxygen = Moisture X 0.8881; DMMF CalculationsDry Mineral Matter Free calculations (Reference ASTM D388)

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ASTM-D388, 2012 - MADCAD.com

ASTM D388 - 12 Standard Classification of Coals by Rank . Active Standard ASTM D388 ... The classification shall also be according to fixed carbon and gross calorific value calculated to the mineral-matter-free basis. ... D1412 Test Method for Equilibrium Moisture of Coal at 96 to 97 Percent Relative Humidity and 30C

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Insulating Oil Test Methods (ASTM)

Moisture (Water) Content: D1533: Measured in parts per million (ppm) using the weight of moisture divided by the weight of oil. Moisture content in oil lowers the insulating system dielectric strength and allows flashover that can damage a transformer. For mineral oil, a generally accepted maximum moisture content is 35 ppm.

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ASTM D388 - Standard Classification of Coals by Rank ...

ASTM D388. May 15, 2015. Standard Classification of Coals by Rank. This standard covers the classification of coals by rank, that is, according to their degree of metamorphism, or progressive alteration, in the natural series from lignite to anthracite.

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Coal Properties, Sampling & Ash Characteristics

The residual moisture is that moisture that is still locked up in the coal after air-drying. The higher ranked coals that ASTM standards were based on po ssess this well-defined split between the air -dried or surface moisture and the residual or near EQ moisture. This is not the case for low rank coals like PRB coal. The sponge -like or wood

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The Megger guide to insulating oil dielectric breakdown ...

ASTM D1816 – Standard Test Method for Dielectric Breakdown Voltage of Insulating Oils of Petroleum Origin Using VDE Electrodes. IEC 60156 Insulating Liquids – Determination of the breakdown voltage at power frequencies – Test method. There is also a Japanese standard not based on these ASTM or IEC standards.

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astm d388 12 free - dopolavoropetrolchimico.it

Classification of Coal by Rank (ASTM D388-12), with ASTM D5016-08, dmmf:dry mineral-matter-free basis, moisture mmf : moisture mineral-matter free basis.... Know More ASTM D388 - 15 Standard Classification of Coals by Rank

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Aggregates for Concrete - Memphis

of rocks and minerals (see Table 5-1). A mineral is a natu- ... standard ASTM C 33 (AASHTO M 6/M 80) sieves for fine ... Absorption and surface Control of concrete quality ASTM C 70 — moisture (water-cement ratio) ASTM C 127 (AASHTO T 85) ASTM C 128 (AASHTO T 84)

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UNITED STATES DEPARTMENT OF THE INTERIOR …

(equilibrium moisture), mineral matter free Btu/lb determined by the Parr formula 3 in ASTM Standard D388-77 (1980). These data are shown in table 3. The term "apparent rank" was used instead of "rank" for the following reasons: 1. The sample distribution and quantity do not conform with Section 6.1 of ASTM Standard D388-77. 2.

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Coal Sampling and Analysis Standards

standards 14 2.1 ISO standards 14 2.2 ASTM International 14 2.3 British standards 15 2.4 Chinese coal standards 15 2.5 Indian standards 16 2.6 South African national standards 17 2.7 Australian standards 17 3 Coal sampling and sample preparation 18 3.1 Sampling 18

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A Review on Steam Coal Analysis -Calorific Value

where, C, H, S, and O are on a dry, mineral-matter free basis, mineral matter is from the modified Parr formula, O is by difference, C is adjusted to a carbonate-free basis, and H is adjusted to exclude hydrogen in bound water present in clay minerals. Cordero et al. [4] have given the correlation between HHV, VM and ASH as follows:

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ASTM D388 + REDLINE : STANDARD CLASSIFICATION OF …

Description / Abstract: ASTM D388 + REDLINE, Revision 19A, November 1, 2019 - STANDARD CLASSIFICATION OF COALS BY RANK - INCLUDES STANDARD + REDLINE (PDF) There is no abstract currently available for this document. Read more…. Read less…. People Also Bought These: DETAILS & BUY. DETAILS & BUY.

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(PDF) Evaluating the Energy Recovery Potential of Nigerian ...

Join for free. Public Full-text 1. ... on the ASTM standard D388 as described ... ash and higher heating value but low nitrogen, sulphur, oxygen, and …

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Classification of Coal by Rank (ASTM D388-12) | Special ...

Classification of Coal by Rank (ASTM D388-12). Calculating sulfur trioxide that is determined in accordance with ASTM D5016-08, dmmf:dry mineral-matter-free basis, moisture mmf : moisture mineral-matter free basis.....

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