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GB 21249-2014: The norm of energy consumption per unit product of zinc metallurgical enterprise
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Basic data | Standard ID | GB 21249-2014 (GB21249-2014) | | Description (Translated English) | The norm of energy consumption per unit product of zinc metallurgical enterprise | | Sector / Industry | National Standard | | Classification of Chinese Standard | F01 | | Classification of International Standard | 27.010 | | Word Count Estimation | 12,139 | | Date of Issue | 4/28/2014 | | Date of Implementation | 1/1/2015 | | Older Standard (superseded by this standard) | GB 21249-2007 | | Quoted Standard | GB/T 2589; GB/T 12723; GB 17167; GB 21250 | | Regulation (derived from) | National Standards Bulletin No. 8, 2014 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Standard specifies the zinc smelting business unit product energy consumption (hereinafter referred to as energy) technical requirements limit, the scope of statistics, calculation methods and calculation range and energy management and measures. Thi | GB 21249-2014: The norm of energy consumption per unit product of zinc metallurgical enterprise---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
The norm of energy consumption pur unit product of zinc metallurgical enterprise
ICS 27.010
F01
National Standards of People's Republic of China
Replacing GB 21249-2007
Zinc smelting enterprises of energy consumption per unit product
Issued on. 2014-04-28
2015-01-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
4.1 and 4.2 of this standard are mandatory, the rest are recommended.
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB 21249-2007 "zinc smelting enterprise energy consumption per unit of product." This standard and GB 21249-2007 phase
Ratio, the main changes are as follows.
--- Tightened zinc smelting enterprises comprehensive energy consumption per unit of product limit value, value and access requirements of advanced value;
--- Increased pyrometallurgical zinc smelting process crude zinc (concentrate - crude zinc) overall energy consumption requirements;
--- Modify 5.1.8 "Multi-melting metal mixing energy calculation principles" for the "About ISF Zinc (ISP method) comprehensive energy consumption of crude zinc
Calculation Description ";
--- 5.2.1 simplifies the "universal formula";
--- 5.2.2 Modify "special formula" for the "Imperial Smelting Furnace Zinc (ISP) Technic formula";
--- Modify the various energy sources (including energy production and the working fluid) the amount of coal conversion process part of the contents;
--- Revised 5.3 in zinc smelting process and process dividing the terms and content;
--- The closed blast furnace smelting (Pb) is amended as zinc process Imperial Smelting Furnace Zinc (ISP) Technic (Recovery of Lead).
This standard savings by the National Development and Reform Commission Resources and Environmental Protection Division, Ministry of Information Industry and Energy Saving and Comprehensive Utilization Department, China
Nonferrous Metals Industry Association presented.
This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized.
This standard is drafted by. Huludao Zinc Industry Co., Ltd., Henan Yuguang Zinc Industry Co., Ltd., Yunnan Chihong Shares
The company, China Nonferrous Metals Industry Standards and Metrology Institute for Quality.
Participated in the drafting of this standard. Zhuzhou Smelter Group Co., Zijin Mining Group Co., Ltd., Yunnan Copper, Zinc Industry shares
Limited copies.
The main drafters of this standard. Guo Tianli, Liubin Lian, Zhao Bo, Hou Xiaobo Yang as the Liliang Dong, Zhaoyong Shan, Tan Yi-Wen, Xie Tianquan,
Zhangxiao Guo, Yang wood, Yangshi Yue, Zhang Jie, Tan Shanpei, Wang Minghui, Liu Guide, Mayan Feng, Hu, LIANG come.
This standard replaces the standards previously issued as follows.
--- GB 21249-2007.
Zinc smelting enterprises of energy consumption per unit product
1 Scope
This standard specifies the zinc smelting business unit product energy consumption (hereinafter referred to as energy) technical requirements limit, the scope of statistics, calculation method
And calculation range and energy management and measures.
This standard applies to zinc or lead and zinc concentrate mixed concentrate as raw ingot zinc smelting business unit product energy consumption calculation and assessment
Assessment and control of new energy projects.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 2589 General Principles of comprehensive energy consumption calculation
GB/T 12723 energy consumption per unit of product preparation General
GB 17167 energy use per unit of energy measuring instruments and General Manager
GB 21250 lead smelting enterprises of energy consumption per unit product
3 Terms and Definitions
Terms and definitions GB/T 2589 and GB/T 12723 apply to this document defined.
4 Requirements
4.1 zinc smelting enterprises comprehensive energy consumption per unit of product limits
Existing zinc smelting enterprises comprehensive energy consumption per unit of product limits should be consistent with the requirements of Table 1.
Table 1 Existing zinc smelting enterprises comprehensive energy consumption per unit of product limits
Production process limits/(kgce/t)
Fire Zinc Smelting Process
Crude zinc (concentrate - crude zinc)
Distillation zinc (concentrate - Distillation Zn)
≤1650
≤2100
Zinc Hydrometallurgy Process
Electrolytic zinc ingot (leach residue fire treatment process) (Concentrate - Electrolytic Zinc ingot)
Electrolytic zinc ingot (no leaching residue thermal treatment process) (Concentrate - Electrolytic Zinc ingot)
Electrolytic Zinc ingots (zinc oxide concentrate - Electrolytic Zinc ingot)
≤1300
≤1000
≤1000
4.2 zinc smelting enterprises comprehensive energy consumption per unit of product value access
Comprehensive energy consumption value Access new zinc smelting enterprises products should comply with the requirements of Table 2.
Table 2 New comprehensive energy consumption per unit product of zinc smelting enterprises access value
Production technology access value/(kgce/t)
Fire Zinc Smelting Process
Crude zinc (concentrate - crude zinc)
Distillation zinc (concentrate - Distillation Zn)
≤1600
≤2000
Zinc Hydrometallurgy Process
Electrolytic zinc ingot (leach residue fire treatment process) (Concentrate - Electrolytic Zinc ingot)
Electrolytic zinc ingot (no leaching residue thermal treatment process) (Concentrate - Electrolytic Zinc ingot)
Electrolytic Zinc ingots (zinc oxide concentrate - Electrolytic Zinc ingot)
≤1250
≤900
≤900
4.3 zinc smelting enterprises comprehensive energy consumption per unit of product advanced value
Zinc smelting enterprises comprehensive energy consumption per unit of product advanced value should meet the requirements in Table 3.
Table 3 zinc smelting enterprises comprehensive energy consumption per unit of product advanced value
Advanced production technology value/(kgce/t)
Fire Zinc Smelting Process
Crude zinc (concentrate - crude zinc)
Distillation zinc (concentrate - Distillation Zn)
≤1500
≤1850
Zinc Hydrometallurgy Process
Electrolytic zinc ingot (leach residue fire treatment process) (Concentrate - Electrolytic Zinc ingot)
Electrolytic zinc ingot (no leaching residue thermal treatment process) (Concentrate - Electrolytic Zinc ingot)
Electrolytic Zinc ingots (zinc oxide concentrate - Electrolytic Zinc ingot)
≤1150
≤850
≤850
5 statistical range, calculation methods and calculation range
5.1 statistical range
5.1.1 Actual various energy companies (production) consumption
A variety of energy sources include. primary energy (coal, crude oil, natural gas, etc.), secondary energy (electricity, heat, petroleum products, coke, gas, etc.) and
Energy production and use of the working fluid (water, oxygen, compressed air, etc.) consumed energy.
Various energy companies actually refers to a variety of energy consumption for the production activities. Production activities mainly refers to energy production system, auxiliary raw
Production systems and ancillary systems with energy production, not including the life energy and energy infrastructure projects approved. In the energy companies actually consumed and used as
Energy raw materials should also be included.
Dormitory life energy refers to the enterprise within the system, schools, culture and entertainment, healthcare, business services directly to aspects of life
Energy.
Energy consumption statistics 5.1.2 Corporate Plan period
Corporate Plan period, energy consumption statistics refers to energy consumption statistics during the period of the plan directly for production, whether they are directly
Should be provisions in the production division 5.1.1.
5.1.3 energy range of enterprise products
Enterprise products include energy consumption of primary energy, secondary energy, energy production off working fluid systems and auxiliary systems business plan period, consumption statistics
Combined energy, its energy consumption shall comply with the requirements of the formula (1).
EH = E1 E2-E3-E4-E5 (1)
Where.
EH --- Corporate Plan period, energy consumption statistics;
E1 --- the amount of energy purchased;
E2 --- inventory increase or decrease the amount of energy;
E3 --- for export outside of the amount of energy;
E4 --- Living with the amount of energy;
E5 --- Enterprise Project with the amount of energy.
Various energy consumption must not leak or weight meter. The presence of supply and demand, the input and output sides in the calculation of value should remain a
Cause. Calculate their overall energy consumption according to the provisions of GB/T 2589 will be.
5.1.4 the amount of physical energy statistics
The amount of physical energy statistics should be consistent with the provisions of "People's Republic of China Measurement Law" and the GB 17167.
5.1.5 Energy, energy refrigerants, energy consumption and the consumption of physical units of measurement
Energy, energy work quality, energy consumption and the consumption of physical units of measurement are as follows.
--- Energy consumption using kgce/t (kilograms of standard coal/t), tce/t (tce/t) and kJ/t (kJ/t), MJ/t (MJ/t),
GJ/t (GJ/t) as the unit of measurement;
--- Coal, coke, heavy oil kg (kg), t (t);
--- Power use kW · h (kWh), 104kW · h (ten thousand kwh);
--- Gas, compressed air, oxygen, natural gas use m3 (cubic meters), 104m3 (ten thousand cubic meters);
--- Steam usage kJ (kilojoules), MJ (MJ), GJ (GJ);
--- The water used t (t), 104t (tons).
5.1.6 various energy (including energy production and energy consumption of the working fluid) the amount of coal conversion method
5.1.6.1 Application based low (bits) equal to the amount of heat 29.3076MJ (MJ) of fuel, namely 1kgce (kilograms of standard coal). Various energy sources and energy
Medium Consumption shall convert the amount calculated as coal. Found desirable purchased fuel energy is low (bits) Found calorific value or supply units
Calculated on the basis, or by conversion conversion factor given in Appendix A.
5.1.6.2 secondary energy (electricity except outside) and energy working fluid according to the corresponding value of energy conversion. Conversion of energy production enterprises, the actual investment
The kind of conversion of coal equivalent energy amount; by the time of export supply centralized production unit, its energy value shall be specified by the competent authority; when purchased for export,
Its energy value should be the same; when the energy value is not provided, according to the national statistical offices conversion coefficient converted, see Appendix B.
Power conversion coefficient (equivalent value) 5.1.6.3 enterprise purchased electricity and heat generation unified conversion coefficient is given in Appendix A conversion, recovered more than
Thermal conversion coefficient of thermal press See Appendix A.
5.1.7 determine energy consumption per unit of product output
5.1.7.1 Fire Zinc Smelting Process. Step into a distillation product of zinc (crude zinc), zinc distillation process for the distillation of zinc products.
5.1.7.2 Zinc Hydrometallurgy Process. step products into the cathode zinc, electrolytic zinc ingot, zinc ingot technology products for the electrical.
5.1.7.3 should be used to calculate the energy consumption per unit of product output in the same period of the statistical program qualified products. All products output are t (tonnes) for the count
Per unit, enterprise planning and statistics department official reported data.
About ISF 5.1.8 Zinc (ISP method) calculations show that the overall energy consumption of crude zinc
ISF Zinc (ISP method) in recent years due to the use of raw materials containing zinc grade lead and zinc mixed concentrate is generally above 30%, and lead
Grade only 8% to 10%, so it as zinc smelting process, and comprehensive recovery of lead metal. Calculation of overall energy consumption should be deducted from crude zinc output
Comprehensive energy consumption of crude lead, crude lead unit comprehensive energy consumption is calculated as GB 21250 in the comprehensive energy consumption per unit of product existing crude-lead process quota limit.
5.1.9 The use of waste heat energy
Where heat recovery amount of energy produced, after conversion shall be deducted the amount of energy consumption, energy recovery occupied part, included in the process for their own use, for transfer
When another step in the process used to normal consumption included.
5.1.10 Other
Within statistical cycle equipment overhaul energy consumption should be included in the process, press the maintenance operation cycle of the equipment into the monthly average assessed each overhaul
Energy-consuming processes. The amount of energy consumed by the subsidiary production equipment, production processes should be accounted for according to the amount of energy consumption for each product technology to prorate
Individual products.
5.2 Calculation Method
5.2.1 Universal Calculation
5.2.1.1 Step physical consumption calculation see formula (2).
eis = mis/pis (2)
Where.
eis --- a process step i-channel physical consumption, in kilograms per tonne (kg/t), kWh per ton (kW · h/t), per cubic meter
T (m3/t);
A certain amount of physical energy in a process mis --- i-consuming processes, in kilograms (kg), kilowatt (kW · h), cubic meters (m3);
pis --- a process step i-qualified processes the amount of product, tonnes (t).
5.2.1.2 step energy consumption are calculated in the formula (3).
ei = mi/pi (3)
Where.
ei --- a first process step i processes energy consumption in kilograms per tonne of coal equivalent (kgce/t);
mi --- a first process step i track the amount of energy consumed in kilograms of standard coal (kgce);
pi --- a process step i-qualified processes the amount of product, tonnes (t).
Note. Zinc closed blast furnace process, see 5.2.2.
5.2.1.3 Process energy consumption (production process technology in the production of energy consumed per ton of qualified products, hereinafter the same) formula
5.2.1.3.1 pyrometallurgical zinc smelting process energy consumption (from raw materials - Distillation Zn) are calculated in the formula (4).
EJ = e1 × T e2 (4)
Where.
EJ --- pyrometallurgical zinc smelting process energy consumption, in kilograms per tonne of coal equivalent (kgce/t);
T --- crude distillation zinc consumption per ton of zinc, tonnes (t);
e1 --- crude zinc process energy consumption, in kilograms per tonne of coal equivalent (kgce/t);
e2 --- zinc distillation process energy consumption, in kilograms per tonne of coal equivalent (kgce/t).
5.2.1.3.2 zinc hydrometallurgy process energy consumption (from raw materials - Electrolytic Zinc) are calculated in the formula (5).
ED = e1 × D e2 (5)
Where.
ED --- zinc hydrometallurgy process energy consumption, in kilograms per tonne of coal equivalent (kgce/t);
D --- electricity consumption per ton of zinc cathode zinc content, tonnes (t);
e1 --- zinc cathode process energy consumption, in kilograms per tonne of coal equivalent (kgce/t);
e2 --- electrolytic zinc process energy consumption, in kilograms per tonne of coal equivalent (kgce/t).
5.2.1.4 comprehensive energy consumption per unit of product calculation see formula (6).
EZ = EI EF (6)
Where.
EZ --- comprehensive energy consumption per unit of product, in kilograms per tonne of coal equivalent (kgce/t);
EI --- unit of energy technology products, in kilograms per tonne of coal equivalent (kgce/t);
EF --- auxiliary unit product energy consumption and the amount of the loss-sharing amount, in kilograms per tonne of coal equivalent (kgce/t).
5.2.2 Zinc ISF (ISP) Technic formula
5.2.2.1 ISP coarse zinc production (Recovery of Lead) process energy consumption are calculated in the formula (7), (8).
ecx = (mcxq-mcq)/p1 (7)
mcq = ecq × p2 (8)
Where.
ecx --- crude zinc production process energy consumption, in kilograms per tonne of coal equivalent (kgce/t);
mcxq --- crude zinc production (Recovery of Lead) the amount of energy consumed by the process, in kilograms of standard coal (kgce);
mcq --- crude zinc production (Recovery of Lead) the amount of energy consumed in the process crude lead, in kilograms of standard coal (kgce);
p1 --- crude zinc production (Recovery of Lead) Step qualified crude zinc production, tonnes (t).
ecq --- crude lead unit comprehensive energy consumption (GB 21250 in the implementation of comprehensive energy consumption per unit of product existing crude-lead process quota limit), the unit
Kilograms of standard coal per ton (kgce/t);
p2 --- crude zinc production (Recovery of Lead) Step recovering crude qualified lead volume, tonnes (t).
5.2.2.2 ISP method zinc distillation process energy consumption calculation see formula (9).
ej = m/pj (9)
Where.
ej --- ISP method zinc distillation process energy consumption, in kilograms per tonne of coal equivalent (kgce/t);
m --- ISP zinc distillation method step the amount of energy consumed in kilograms per tonne of coal equivalent (kgce/t);
pj --- ISP zinc distillation method step distillation qualified zinc production, tonnes (t).
5.2.2.3 Zinc ISF (ISP) Technic energy consumption (from raw materials - Distillation Zn) are calculated in formula (10).
EJx = eicx × T ej (10)
Where.
EJx --- ISF Zinc (ISP) Technic energy consumption in kilograms per tonne of coal equivalent (kgce/t);
T --- crude distillation zinc consumption per ton of zinc, tonnes (t);
eicx --- crude zinc process energy consumption, in kilograms per tonne of coal equivalent (kgce/t);
ej --- zinc distillation process energy consumption, in kilograms per tonne of coal equivalent (kgce/t).
5.3 Calculation range
5.3.1 zinc smelting process and process division
5.3.1.1 zinc smelting process is divided into. pyrometallurgical zinc smelting process (including processes and Zinc Vertical Retort Zinc closed blast furnace process) and zinc hydrometallurgy
Process.
5.3.1.2 Fire Zinc step division. crude zinc production process (Vertical Retort Zinc process includes preparation, roasting, briquetting, coked distillation processes,
Zinc closed blast furnace process, including preparation, sintering, smelting, fuming processes) and distillation of zinc production processes.
5.3.1.3 Hydrometallurgical Zinc step division. Zinc cathode production process (including preparation, acidification roasting, leaching net liquid leaching slag processing, or zinc electrowinning
He is similar to the process, etc.) and electrolytic zinc production process.
5.3.2 Calculation Range Fire Zinc Process
5.3.2.1 crude zinc production process energy consumption. Vertical Retort Zinc process crude zinc production processes including energy products from preparation, roasting, briquetting, coke
Results distilled until all of the various crude zinc output of qualified amount of energy consumption, does not include comprehensive recovery of sulfuric acid consumed amount of energy.
5.3.2.2 Zinc ISF process crude zinc production processes energy products including preparation, sintering, smelting until the output of qualified crude zinc (Integrated Press
Various amount of energy and recovery of zinc oxide fuming about the amount of energy lead closed) consumed, not including the amount of energy consumed comprehensive recovery of sulfuric acid, and then
Deduction comprehensive energy consumption of crude lead technology products quota limits the amount of energy.
5.3.2.3 rectifying zinc production process energy consumption. crude zinc fractionation, cleaning until all zinc output rectification of the amount of energy consumed.
5.3.2.4 Fire Zinc Consumption Calculation technology products include crude zinc production processes and energy consumption rectifying zinc production process energy consumption.
5.3.2.5 Fire Zinc integrated energy consumption calculations include process energy consumption, auxiliary consumption (auxiliary production systems for the production of energy
Source consumption, hereinafter the same) and the amount of loss-sharing amount.
Calculation range 5.3.3 Zinc Hydrometallurgy Process
5.3.3.1 Zinc cathode production process energy consumption include. preparation, acidification roasting, leaching net liquid leaching slag processing, zinc electrowinning or other similar work
Eligible cathode zinc output sequence until all the various energy consumption amount does not include comprehensive recovery and further processing of sulfuric acid leach residue fire treatment
The amount of energy consumed.
5.3.3.2 electrolytic zinc production process energy consumption include. zinc from the cathode transport, electric stove, electric zinc ingot casting until the output of all the amount of energy consumed.
5.3.3.3 Zinc Hydrometallurgy energy technology products include. zinc cathode production process energy consumption and electric energy consumption of zinc production processes.
5.3.3.4 Hydrometallurgical Zinc comprehensive energy consumption of products. products, including process energy consumption, auxiliary consumption and the amount of loss-sharing amount.
6 and energy management measures
6.1 basic management of energy-saving
6.1.1 Enterprises should establish energy assessment system, regular production processes energy consumption of zinc smelting enterprises assessment, and the assessment indicators
Decomposition of the implementation to each base unit.
6.1.2 Enterprises should be required to establish energy consumption statistics system, the establishment of energy consumption calculations and statistics document files and documents controlled
management.
6.1.3 Enterprises should be equipped with appropriate measuring instruments according to the requirements of GB 17167 and the establishment of energy measurement management system.
6.2 Energy Saving Technology Management
6.2.1 Enterprises should be equipped with waste heat recovery and other energy-saving equipment, to maximize the recovery of energy generated by the process.
6.2.2 rational organization of production, reduce intermediate links, reduce energy consumption.
6.2.3 vigorously develop the circular economy, using existing technologies, rational use of renewable resources.
Appendix A
(Informative)
Common varieties of existing energy standard coal coefficient
Table A.1 Common species existing standard coal energy coefficient
Fold of standard coal energy coefficient and units
Variety unit coefficient unit
Coal tons (t) 0.7143 tons of standard coal/t (tce/t)
Anthracite tonnes (t) 0.900 tons of standard coal/t (tce/t)
Washed coal tons (t) 0.900 tons of standard coal/t (tce/t)
Heavy tons (t) 1.4286 tons of standard coal/t (tce/t)
Diesel tonnes (t) 1.4571 tons of standard coal/t (tce/t)
Gasoline tons (t) 1.4714 tons of standard coal/t (tce/t)
Coke tons (t) 0.9714 tons of standard coal/t (tce/t)
LPG tons (t) 1.7143 tons of standard coal/t (tce/t)
electricity
Ten thousand kilowatts hour
(104kW · h)
1.229
Tons of standard coal/ten thousand kilowatt-hours
[Tce/104 (kW · h)]
heat
1001000 Coke
(106kJ)
0.03412
Tce/MJ
(Tce/MJ)
gas
(Calorific value of 1250 × 4.1868kJ/m3)
Ten thousand cubic meters
(104m3)
1.786
Tons of standard coal/ten thousand cubic meters
(Tce/104m3)
natural gas
One thousand cubic meters
(103m3)
1.3300
Tce/one thousand cubic meters
(Tce/103m3)
Note 1. The coefficient of standard coal by steam heat value.
Note 2. Some varieties are still using the "million" as a unit of measurement.
Appendix B
(Informative)
Energy working fluid energy equivalent to the reference value
Table B.1 refrigerants commonly used energy and energy value
No. Name Unit
Energy value
Calorific value/MJ standard coal/kgce
Remark
liquid
Fresh water
Demineralized water
T (t)
T (t)
7.5350
14.2347
.2571
.4857
Refers not been used tap water, according to the average
Computing power
gas
Compressed air
carbon dioxide
oxygen
Nitrogen
Acetylene
Cubic meters (m3)
Cubic meters (m3)
Cubic meters (m3)
Cubic meters (m3)
Cubic meters (m3)
1.1723
6.2806
11.7230
11.7230
19.6771
243.6722
0.0400
0.2143
0.4000
0.4000
.6714
8.3143
When the by-product
When the main product
Press the power consumption for computing
8 solid carbide kilograms (kg) 60.9188 2.0786 average consumption of coke, electricity and other computing
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