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GB 31828-2015: Norm of energy consumption per unit product of toluene diisocyanate
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Norm of energy consumption per unit product of toluene diisocyanate
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GB 31828-2015
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Basic data
| Standard ID | GB 31828-2015 (GB31828-2015) |
| Description (Translated English) | Norm of energy consumption per unit product of toluene diisocyanate |
| Sector / Industry | National Standard |
| Classification of Chinese Standard | F01 |
| Classification of International Standard | 27.010 |
| Word Count Estimation | 8,841 |
| Date of Issue | 2015-06-30 |
| Date of Implementation | 2016-07-01 |
| Quoted Standard | GB/T 2589; GB/T 3484; GB/T 12723; GB 17167 |
| Regulation (derived from) | National Standard Announcement 2015 No.21 |
| 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 to dinitrotoluene (DNT), hydrogen, chlorine and carbon monoxide as raw materials to produce the technical requirements of toluene diisocyanate energy consumption per unit of product, the statistical coverage and calculation methods and energy management measures. This Standard applies to the calculation of DNT, hydrogen, chlorine and carbon monoxide as raw materials to produce TDI unit product energy consumption, assessment of the energy consumption of new or expansion project control. |
GB 31828-2015: Norm of energy consumption per unit product of toluene diisocyanate
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Norm of energy consumption per unit product of toluene diisocyanate
ICS 27.010
F01
National Standards of People's Republic of China
Toluene diisocyanate energy consumption per unit product
Published 2015-06-30
2016-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China issued
Foreword
4.1 and 4.2 of this standard is mandatory, the rest are recommended.
This standard was drafted in accordance with rules GB/T 1.1-2009 given.
This standard Conservation and Environmental Protection, the Ministry of Industry and Information Technology Energy Saving and Comprehensive Utilization Department put forward by the National Development and Reform Commission resources.
This standard by the National Energy Foundation and Management Standardization Technical Committee (SAC/TC20), China Petroleum and Chemical Industry Federation
Centralized.
Drafted by. China National Chemical Information Center, Cangzhou Dahua Co., Ltd., Gansu silver poly silver Chemical Co., Ltd., Hai Ba
BASF Polyurethane Co., Ltd., Bayer MaterialScience (China) Co., Ltd., Saiding Engineering Co., Ltd., Yantai Juli Fine Chemical Co. shares
the company.
The main drafters of this standard. Liu Zeng, Mao Zhihong, Zhang new, Li Dapeng, in a positive, Song Bing, Li Ying change, forest wealth, Zhang Yan, Jiang Zhi hook,
Li Wenfeng, with Wen Jun, Wang Xin, with Jiang Kun, to Lu Jun, Li Yongliang, Chen Fenglin, Wang Wu, Li Danlei.
Toluene diisocyanate energy consumption per unit product
1 Scope
This standard specifies tolylene diisocyanate to dinitrotoluene (the DNT), hydrogen, chlorine and carbon monoxide as raw materials (referred to as
TDI) unit product energy consumption (referred to as energy consumption) technical requirements limit, the scope of statistics and computational methods, and energy management measures.
This standard applies to calculate the DNT, hydrogen, chlorine and carbon monoxide as raw TDI energy consumption per unit of product, evaluation of the new
Construction or expansion project change control energy consumption.
2 Normative references
The following documents for the application of this document is essential. For dated references, only applies to the version dated paper
Pieces. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 2589 comprehensive energy consumption computing General
GB/T 3484 General corporate energy Ping Heng
GB/T 12723 energy consumption per unit product preparation General
GB 17167 energy use per unit of energy measurement apparatus equipped and General Management
3 Terms and Definitions
GB/T 12723 defines the following terms and definitions apply to this document.
3.1
TDI comprehensive energy consumption comprehensiveenergyconsumptionoftoluenedisocyanateproduct
During the reporting period the total amount of all kinds of energy, TDI production throughout the process actually consumed.
3.2
TDI unit product energy consumption comprehensiveenergyconsumptionperunitproductoftoluenedisocyanate
Expressed in the TDI product yields overall energy consumption.
4. Technical Requirements
4.1 TDI unit product energy consumption quota limit
Conventional TDI production plant unit energy should not exceed the limit value 1150kgce/t.
4.2 TDI unit product energy access value
New TDI production plant or expansion unit energy value is not greater than the access 1000kgce/t.
4.3 TDI unit product energy consumption advanced value
TDI production plant unit energy value is not greater than advanced 350kgce/t.
Statistical methods and calculation range 5
5.1 statistical range
5.1.1 TDI statistical range of comprehensive energy consumption including energy production system, auxiliary production system energy consumption and energy production systems subsidiary. among them.
a) producing energy consumption
In the DNT, hydrogen, chlorine, carbon monoxide as raw materials, toluene diamine (TDA) synthesis, phosgene synthesis, TDI distillation and synthesis, the
TDI products into finished product tank and feeding hydrogen chloride gas by-products throughout the production process of various energy.
b) an auxiliary energy production system
Power production systems and services, mechanical repair, water, gas, heating, cooling, meter repair, lighting, warehouse and factory sites, and security materials
Full, environmental (waste, waste, waste gas fed until the pre-treated) energy, energy saving apparatus and facilities.
c) Affiliated energy production systems
Production systems specially configured for the control room, office, operating room, control room, lounge, locker rooms, baths, central control analysis, product inspection
Energy facility inspection, maintenance workers and other segments.
5.1.2 recycling of waste heat generated in the TDI production process, chemical reaction heat and I can not be included in the energy. If the heat and energy and
Except for the chemical reaction heat, etc. 5.1.1 other devices use the statistical range, the actual utilization of the energy should be deducted from the system.
5.1.3 energy consumption statistics, accounting should include the various production processes and systems should neither repeat nor should total leakage.
5.2 Calculation Method
5.2.1 TDI comprehensive energy consumption calculation should be consistent with GB/T 2589's.
5.2.2 heat value of the fuel metering unit equivalent kgce (kgce) is uniform. Calorific value of energy to various enterprises in the reporting period
Found within the subject, there is no actual conditions, refer to Appendix A or Appendix B given off various energy conversion coefficient of coal reference.
5.2.3 TDI comprehensive energy consumption according to equation (1) is calculated.
E = Σ
i = 1
(Eis × Ki) Σ
j = 1
(Ejf × Kj) -Σ
r = 1
(Erh × Kr) (1)
Where.
E --- TDI comprehensive energy consumption in kilograms of standard coal (kgce);
The amount of the i-th physical energy eis --- TDI production system input;
ejf --- TDI product auxiliary production system, the amount of physical energy subsidiary j th input production systems;
erh --- TDI production process for the recovery of energy and the physical amount of r-use means outside the scope of the statistics;
Production systems ki --- i-th input energy conversion coefficient of coal;
KJ --- auxiliary production system, the production system subsidiary j th input energy conversion coefficient of coal;
KR --- Production process for the recovery of the r and energy use means outside the statistical range of coal conversion coefficient;
The number of types of energy production system input --- m;
--- n-assisted production system, the number of types of energy input subsidiary production systems;
L --- Production process for the recovery and the number of types of energy use means outside the statistical range.
5.2.4 TDI unit energy consumption according to formula (2).
e =
(2)
Where.
e --- TDI unit energy consumption, in kilograms per tonne of coal (kgce/t);
TDI products E --- During the reporting period the overall energy consumption in kilograms of standard coal (kgce);
P --- TDI product yields during the reporting period, tonnes (t).
6 and energy management measures
6.1 energy management
6.1.1 establish and improve the energy management organization, energy-saving work organization, management, monitoring, assessment and evaluation.
6.1.2 develop energy-saving systems and effective measures to strengthen accountability, establish and improve energy conservation responsibility assessment system.
6.1.3 The enterprise should perform GB 17167. Reasonable and equipped with good energy measurement equipment and instrumentation, the measuring equipment in good condition;
Basic data of effective detection, measurement and calculation, to ensure accuracy and integrity of the energy data base.
6.1.4 Enterprises should implement GB/T 3484. Scientific and effective organization of energy statistics, to ensure the accuracy and timeliness of energy statistics
Sex, good energy consumption and utilization of statistical analysis, regularly published, and make energy statistics management and archiving.
6.1.5 enterprise can regularly TDI unit energy consumption assessment, and the assessment indicators break down into the grassroots sector, the establishment of responsible energy use
Any system.
6.2 energy-saving measures
Encourage energy-saving measures, such as.
a) energy efficient exploitation of new technologies, new processes, new equipment.
b) promote clean production, improve resource utilization efficiency, reduce emissions of pollutants.
c) promotion of efficient equipment, minimize material consumption.
d) the elimination of high energy consumption, high pollution process and equipment.
6.3 Monitoring and evaluation
Enterprises should strengthen management of energy metering, energy metering regulate behavior, according to the provisions of the measuring instruments supervision and inspection. At the same time, enterprises should set
Of energy audits and energy efficiency benchmarking.
Appendix A
(Informative)
Various energy conversion coal reference coefficients
Reference coefficients various energy conversion coal Table A.1.
Table A.1 various energy conversion of coal reference coefficients
Energy names average calorific value of coal conversion factor
Coal 20908kJ/kg (5000kcal/kg) 0.7143kgce/kg
Coal washing 26344kJ/kg (6300kcal/kg) 0.9000kgce/kg
other
coal washing
Coal washing 8363kJ/kg (2000kcal/kg) 0.2857kgce/kg
Slime
8363kJ/kg ~ 12545kJ/kg
(2000kcal/kg ~ 3000kcal/kg)
0.2857kgce/kg ~ 0.4286kgce/kg
Coke 28435kJ/kg (6800kcal/kg) 0.9714kgce/kg
Crude 41816kJ/kg (10000kcal/kg) 1.4286kgce/kg
Fuel 41816kJ/kg (10000kcal/kg) 1.4286kgce/kg
Gasoline 43070kJ/kg (10300kcal/kg) 1.4714kgce/kg
Kerosene 43070kJ/kg (10300kcal/kg) 1.4714kgce/kg
Diesel 42652kJ/kg (10200kcal/kg) 1.4571kgce/kg
Coal tar 33453kJ/kg (8000kcal/kg) 1.1429kgce/kg
Residue 41816kJ/kg (10000kcal/kg) 1.4286kgce/kg
LPG 50179kJ/kg (12000kcal/kg) 1.7143kgce/kg
Refinery gas 46055kJ/kg (11000kcal/kg) 1.5714kgce/kg
Gas oil 38931kJ/m3 (9310kcal/m3) 1.3300kgce/m3
Gas Field 35544kJ/m3 (8500kcal/m3) 1.2143kgce/m3
Coal mine gas
14636kJ/m3 ~ 16726kJ/m3
(3500kcal/m3 ~ 4000kcal/m3)
0.5000kgce/m3 ~ 0.5714kgce/m3
Coke oven gas
16726kJ/m3 ~ 17981kJ/m3
(4000kcal/m3 ~ 4300kcal/m3)
0.5714kgce/m3 ~ 0.6143kgce/m3
Blast furnace gas 3763kJ/m3 0.1286kgce/kg
a) producer gas 5227kJ/m3 (1250kcal/m3) 0.1786kgce/m3
b) catalytic cracking of heavy oil gas 19235kJ/m3 (4600kcal/m3) 0.6571kgce/m3
c) heavy oil pyrolysis gas 35544kJ/m3 (8500kcal/m3) 1.2143kgce/m3
d) gasification of coke 16308kJ/m3 (3900kcal/m3) 0.5571kgce/m3
e) a pressure gasification gas 15054kJ/m3 (3600kcal/m3) 0.5143kgce/m3
f) water-gas 10454kJ/m3 (2500kcal/m3) 0.3571kgce/m3
Benzol 41816kJ/kg (10000kcal/kg) 1.4286kgce/m3
Thermal (equivalent value) - 0.03412kgce/MJ
Power (equivalent value) 3600kJ/(kW · h) [860kcal/(kW · h)] 0.1229kgce/(kW · h)
Steam (low-pressure) 3763MJ/t (900Mcal/t) 0.1286kgce/kg
Appendix B
(Informative)
Various energy-consuming working fluid energy value
Various energy-consuming working fluid energy value in Table B.1.
Table B.1 value of various energy-consuming and energy working fluid
Energy consumption per unit energy working medium varieties of coal conversion coefficient
Fresh water 2.51MJ/t (600kcal/t) 0.0857kgce/t
Softener 14.23MJ/t (3400kcal/t) 0.4857kgce/t
Circulating water 4.19MJ/t 0.143kgce/t
Deoxygenated water 28.45MJ/t (6800kcal/t) 0.9714kgce/t
Compressed air 1.17MJ/m3 (280kcal/m3) 0.0400kgce/m3
Blast 0.88MJ/m3 (210kcal/m3) 0.0300kgce/m3
Oxygen 11.72MJ/m3 (2800kcal/m3) 0.4000kgce/m3
Nitrogen (do byproduct) 11.72MJ/m3 (2800kcal/m3) 0.4000kgce/m3
Nitrogen (when product shots) 19.66MJ/m3 (4700kcal/m3) 0.6714kgce/m3
Carbon dioxide 6.28MJ/m3 (1500kcal/m3) 0.2143kgce/m3
Acetylene 243.67MJ/m3 8.3143kgce/m3
Carbide 60.92MJ/kg 2.0786kgce/kg
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