JB/T 50157-1999 Classification of energy consumption of electric furnace for smelting brown corundum

This standard specifies the energy consumption level of brown corundum smelting electric furnaces with a capacity of 1 000 to 3 000 kVA in mechanical industrial enterprises. For those with a capacity greater than 3 000 kVA, it can be implemented as a reference. JB/T 50157-1999 Brown corundum smelting electric furnace energy consumption level JB/T50157-1999 standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB/T50157-1999
Energy Consumption Classification of Electric Furnace for Brown Corundum Smelting
(Internal Use)
Published on December 30, 1999
National Bureau of Machinery Industry
Implemented on June 1, 2000
[R/T5157—1999
This standard is a revision of 2B30:007—87 for the energy consumption classification of electric furnace for brown corundum smelting. During the revision, the original standard was edited and the main technical content was changed.Www.bzxZ.net
This material standard replaces 2B30:007—87 from the date of implementation. This standard was proposed and approved by the Mechanical Science Research Institute. This standard was drafted by: Yuanzhou Zaoji Lock Lou Dongguan University Institute of Technology, Machinery City Department Energy Conservation Center: This standard was drafted by: Xie Kaocheng, Guan Huanxian, and Hong Zong. The standard was published for the first time.
1 Scope
Machinery Industry Standard of the People's Republic of China
Energy Consumption Classification of Brown Corundum Smelting Electric Furnace
(Internal Use)
[BT50157—1999
Generation 7BJOK?
This standard specifies the energy consumption level of brown corundum smelting furnaces with a capacity of 1000-600kVA in machinery enterprises. The capacity of the smelting furnace greater than 1000kVA shall be implemented in accordance with the standards
2 Referenced Standards
: The following provisions of the standard are generally used in this standard as standard provisions. When this standard is published, all versions will be in effect, all standards will be revised, and the parties using this standard should consider the latest version of the following standards. GHT24781996
Business material brown area
3 Energy spot classification
Grade one brown steel block unit consumption index is 20:! The standard is for the public, grade, grade, grade, grade, etc., and the comparable single support pressure is less than the first grade. The energy consumption classification of brown steel is shown in Table 1. 1
grid capacity
I 00G-2 CX
2 IHt. - Uull
Comparable Sino-US international
≤22%
kW·ht one-number product flow example block
>7 -2 550
>2 180-2 450
1-grade product just connected to the hot can add 1.5 3T2478 standard add Yi-the brown special jade block 7 holes enough to enter the number of people of the special electric furnace theft has the whole operation, the flow meter total raw material composition analysis record. 1Comparable unit consumption calculation
>2 55G -2 8:
2 4302 680
1The comparable consumption of the main smelting electric furnace is the average comparable unit consumption of the first-grade corundum blocks within the statistical period, calculated according to formula (1): 28+2W
Wherein: The average comparable unit consumption of the brown steel ± smelting electric furnace during the statistical period, kw·ht: MP
The total power consumption during the statistical period, kw, h: The total additional power consumption during the entire statistical period is nearly 2u: [Total additional power consumption: kh: MG.
The total output of first-grade corundum blocks of this furnace during the statistical period is,. National Machinery Industry Kitchen 1999-12-30 approved 2000-06-01 field
grade comprehensive agent jade fast production limit according to the weight:
JB/T50157-1999
2 smelting power consumption with transformer high dry combustion auxiliary power meter. 4.1 raw material sales silicon ratio converted to 20:1, the power consumption additional amount of formula (2) calculation: W, -33 A, -2U F G.
where: W, · a batch of material power consumption additional, kw·h: 4. -- the batch of material continuous measurement storage ratio;
the batch of science production of the first-level shock test main block,. The palladium-silicon ratio is calculated according to (3):
Wu City: 4
The actual aluminum-silicon ratio of this batch of materials is:
mn★-The alumina content of this batch of materials is based on the alumina content of this batch of materials, t:
A,-m.Ce +mMC
mpC +rimCt:
The percentage content of Al,O in the alumina of the material, %: The percentage content of A in the material, %: The percentage content of Si in the material, %: The percentage content of 510 in the same material, %. - (2
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.