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GB 29436.4-2015: Norm of energy consumption per unit product of methanol -- Part 4: Coke oven gas to methanol
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Norm of energy consumption per unit product of methanol -- Part 4: Coke oven gas to methanol
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Basic data
| Standard ID | GB 29436.4-2015 (GB29436.4-2015) |
| Description (Translated English) | Norm of energy consumption per unit product of methanol -- Part 4: Coke oven gas to methanol |
| Sector / Industry | National Standard |
| Classification of Chinese Standard | F01 |
| Classification of International Standard | 27.010 |
| Word Count Estimation | 10,143 |
| Date of Issue | 2015-06-30 |
| Date of Implementation | 2016-07-01 |
| Quoted Standard | GB/T 213; GB 338; GB/T 2589; GB/T 3484; GB/T 11062; GB/T 12497; GB/T 12723; GB/T 13462; GB/T 13466; 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 the de-tar, coke oven gas desulfurization of crude as raw material production requires energy consumption per unit product of methanol, the scope of statistics, computational methods, and energy management measures. This Standard applies to the removal of tar, coke oven gas desulfurization of crude methanol as raw materials to produce products enterprise computing energy consumption, assessment, as well as for new construction, renovation and expansion project of methanol consumption control. |
GB 29436.4-2015: Norm of energy consumption per unit product of methanol -- Part 4: Coke oven gas to methanol
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Norm of energy consumption per unit product of methanol.Part 4. Coke oven gas to methanol
ICS 27.010
F01
National Standards of People's Republic of China
Methanol energy consumption per unit product
Part 4. coke oven gas to methanol
Part 4. Cokeovengastomethanol
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
This section 4.1 and 4.2 are mandatory, others are recommended.
GB 29436 "Methanol energy consumption per unit product" is divided into four parts.
--- Part 1. coal, methanol;
--- Part 2. natural gas, methanol;
--- Part 3. ammonia methanol co-production;
--- Part 4. coke oven gas methanol.
This is Part of 4 GB 29436.
This section 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 marked in part by the National Energy Foundation and Management Standardization Technical Committee (SAC/TC20) China Petroleum Chemical Industry Federation
Centralized.
This part of the drafting units. China Nitrogen Fertilizer Industry Association, Shenhua Group Corporation Limited, China Petroleum Chemical Industry Federation.
This part of the main drafters. Zhang Rong, Zhang Huimin, Sun Shaohua, Wei Yong Yuan roots music, Zhou Junhua, Wang Liqing, Cao accounted for the high beam Shi Pu, Li Yongliang,
Sun Weishan.
Methanol energy consumption per unit product
Part 4. coke oven gas to methanol
1 Scope
This section specifies the GB 29436 to tar removal, the crude desulfurization coke oven gas as raw material for methanol consumption of energy per unit of product
Requirements (hereinafter referred to as energy consumption) limit, the scope of statistics, computational methods, and energy management measures.
This section applies to tar removal, the crude desulfurization coke oven gas as a raw material for methanol production products company calculated energy consumption assessment,
And control of new construction, renovation and expansion project of methanol 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 all repair orders) applies to this document.
Heat GB/T 213 Determination of coal
GB 338 industrial methylated
GB/T 2589 comprehensive energy consumption computing General
GB/T 3484 General corporate energy Ping Heng
GB/T 11062 calorific gas, density, relative density and Wobbe Index Method
GB/T 12497 three-phase asynchronous motor economy
GB/T 12723 energy consumption per unit product preparation General
GB/T 13462 power transformer economic operation
GB/T 13466 AC driven fan (pump, air compressor) General economic operation system
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
Methanol comprehensive energy consumption comprehensiveenergyconsumptionofmethanolproduction
In statistical reporting period, the total production of methanol various energy products consumed.
3.2
Methanol comprehensive energy consumption per unit of product comprehensiveenergyconsumptionperunitproductofmethanol
Methanol product expressed in the comprehensive energy consumption per unit of production.
4. Technical Requirements
Existing coke oven gas 4.1 methanol producers limit energy consumption per unit of product
Existing coke oven gas to methanol production enterprises should meet the energy consumption values defined in Table 1.
Table 1 conventional coke oven gas to methanol producers limit energy consumption per unit of product
Type of feedstock
Methanol comprehensive energy consumption per unit of product /
(Kgce/t)
Coke oven gas ≤1650
4.2 New coke oven gas to methanol production enterprises access to energy consumption per unit of product value
New coke oven gas to methanol production enterprises access unit product energy consumption values should be consistent with the requirements of Table 2.
Table 2 New coke oven gas to methanol production enterprises access to energy consumption per unit of product value
Type of feedstock
Methanol comprehensive energy consumption per unit of product /
(Kgce/t)
Coke oven gas ≤1500
4.3 coke oven gas to methanol production enterprises advanced energy consumption per unit of product value
Manufacturer of advanced energy consumption per unit of product value coke oven gas to methanol should be in accordance with Table 3.
Table 3 existing coke oven gas to methanol production enterprises advanced energy consumption per unit of product value
Type of feedstock
Methanol comprehensive energy consumption per unit of product /
(Kgce/t)
Coke oven gas ≤1300
Statistical methods and calculation range 5
5.1 statistical range
5.1.1 methanol production including a variety of input energy production system, auxiliary production system, the production system affiliated primary energy consumed amount (formerly
Coal, oil, natural gas, etc.), the amount of secondary energy (electricity, heat, petroleum products, coke, coal gas, etc.), production and use of energy working fluid (water, oxygen,
Compressed air energy consumed), not including the aspects of construction and renovation process with energy and life energy (for example, an enterprise system dormitories, schools, etc.
Energy). Production system includes desulfurizing, conversion, conversion, purification, methanol synthesis, and other technology sectors methanol distillation. Auxiliary production system mainly
Comprising a gasification agent (oxygen, oxygen enriched air, air and steam) preparation, water treatment and circulating cooling water systems, heating systems, instrumentation control sub
Production system includes waste (waste water, solid waste) treatment, mechanic, electrical repair and the like.
5.1.2 Methanol output energy refers to energy for other products or devices used methanol system output externally. Methanol production system to produce
Emissions, waste recovery is not used, no measurement, no measured values, and not by way of thermal energy again), the output energy shall be reckoned
the amount. Methanol system out system output energy, the output energy should be included in methanol outwardly. Synthetic air discharge, methanol storage purge gas, steam
Isochronous outwardly system output can not deduct off from the input of coal fuel in coal consumption, but should be included in the energy output of methanol.
5.1.3 Energy recycling methanol production, energy shall not be included as an input to the present system.
5.1.4 methanol necessary for the production of energy (e.g., oil recovery energy consumption, waste water treatment, etc.) safety, environmental protection facilities consumption, should be included in methanol
Energy consumption.
5.1.5 Multi-user sharing of raw materials, utilities (steam, energetic working fluid, etc.) energy consumption shall apportion the relevant provisions.
5.1.6 energy loss of stock depletion, should be assessed monthly.
5.2 Calculation Method
5.2.1 methanol comprehensive energy consumption by the formula (1).
E = Σ
i = 1
(Ei × ki) -Σ
j = 1
(Ej × kj) (1)
Where.
E --- methanol comprehensive energy consumption in kg coal (kgce);
--- n-number of types of energy input;
The amount of physical energy Ei --- i-th input of the methanol production process, tonnes (t) or kilowatt (kW · h) or standard cubic meters
(M3);
Ki --- i-th coefficient of coal off the energy input, in kilograms per tonne of coal (kgce/t) or kilograms per kilowatt coal
When [kgce/(kW · h)] or kgce per standard cubic meter (kgce/m3);
--- m number of kinds of energy output;
Ej --- j th physical energy amount of methanol production process output in tonnes (t) or kilowatt (kW · h) or standard cubic meters
(M3);
J th coefficient of coal off energy kJ --- output in kilograms per tonne of coal (kgce/t) or kilograms per kilowatt coal
When [kgce/(kW · h)] or kgce per standard cubic meter (kgce/m3).
5.2.2 Calculation of methanol production Appendix A.
5.2.3 Methanol comprehensive energy consumption per unit of product according to equation (2) is calculated.
e =
(2)
Where.
E --- Methanol comprehensive energy consumption per unit of product, in kilograms per tonne of coal (kgce/t);
Methanol --- E comprehensive energy consumption reporting period, in kg coal (kgce);
Methanol production M --- During the reporting period, tonnes (t).
5.2.4 various energy sources (coke oven gas, coal, electricity, steam) heating value should be GB/T 2589 converted into a unified unit of measurement - coal, each
Species off standard coal energy enterprise computing coefficients to whichever heating value measured during the reporting period. Method of measuring the heat of coal according to current national standards
GB/T 213 performs, coke oven gas calorie fat measurement method may be performed in accordance with national standards gas GB/T 11062.
Various input, output energy calculation methods described in Appendix B. 5.2.5 methanol
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 measures, establish and improve energy conservation responsibility assessment system.
6.1.3 implementation of GB 17167, reasonably equipped and with good energy measurement equipment and instrumentation, the measuring equipment in good condition; logarithmic basis
According to effectively detect, measure and calculate, ensure the accuracy and integrity of the energy underlying data.
6.1.4 implementation of GB/T 3484, scientific and effective organization of energy statistics to ensure the accuracy and timeliness of energy statistics, good
Energy consumption and utilization of statistical analysis, regularly published, and make energy statistics management and archiving.
6.2 energy-saving measures
6.2.1 Economic Operation
6.2.1.1 enterprises should make the production of generic equipment to achieve the state of the economy, the economic operation of the motor management should be consistent with GB/T 12497
Regulations; economic operation and management of fans, pumps and air compressors shall comply with GB/T 13466; the economy of power transformers
Operation and management should be consistent with GB/T 13462 of.
6.2.1.2 enterprises should strengthen maintenance equipment, pipe network, maintenance and management, improve the load rate of the equipment, reducing the run, run, drip, leak; rotating equipment should be combined
Li match, the stationary device is in high-efficiency low-power state; enhancing recovery and use waste heat, residual pressure.
6.2.2 energy-saving technology
6.2.2.1 energy efficient exploitation of new technologies, new processes, new equipment.
6.2.2.2 promote clean production, improve resource utilization efficiency, reduce emissions of pollutants.
6.2.2.3 the promotion of cogeneration, improve the utilization of heat and power units.
6.2.2.4 promotion of waste water, waste gas, solid waste utilization technology.
6.2.2.5 promotion of high-efficiency conversion, purification, synthesis, distillation technology.
6.2.2.6 elimination of high energy consumption, high pollution technology and equipment.
6.2.3 supervision and evaluation
Establish energy consumption testing, energy statistics, energy Ping Heng paper files and examination results of energy consumption, and the file is controlled by management.
Appendix A
(Normative)
Methanol production Calculation
A.1 spirit and scope of the calculated yield of methanol
A.1.1 methanol production is an enterprise in statistical reporting period, crude methanol distillation step after the crude methanol to remove water, mixed alcohols, ethers and other impurities, raw
Production of the product, its quality in line with GB 338.
A.1.2 accurate measurement. Accurate measurement is to calculate the yield of the important part of the enterprise should be equipped with the necessary metering equipment, the actual yield
Metering, metering methanol measurement should be used. To ensure accurate measurement of flow meter methanol, methanol should be resolved through an intermediate pressure tank was dissolved in methanol
Gas, to the temperature and pressure compensation. When the total amount of methanol production enterprises existing table, another table for each user points, total points table should
Table Ping Heng, shall not exceed the tolerance value the Methanol Flow meter.
A.1.3 product quality standards. GB 338 product quality should meet the technical conditions specified in the order or contract, before statistical production.
A.1.4 Period covered. product yield reflects the outcome of a certain period of industrial production, where the reporting period, the products should be calculated in the newspaper
Production sue within the period.
A.1.5 methanol production enterprises, including the amount of goods sold and the enterprise self-consumption. In the production of industrial products, waste generated, not
It should be counted as product output; enterprises purchased from outside the enterprise without any industrial processing, not as a business product output statistics.
A.1.6 crude methanol belonging semi-finished products are not as statistics, the statistical assessments facilitate semi-finished products consumed calculated.
A.2 methanol production Calculation
A.2.1 crude methanol production (physical quantity) Calculation Method
After the crude alcohol flowmeter tank.
The crude methanol production (t) = (period crude methanol stock - stock opening crude methanol) crude alcohol tank after each flowmeter sum
Meter before the crude alcohol tank.
The crude methanol production (t) = flow meter before each jar and the crude alcohol
No flow meter.
The crude methanol production (t) = the crude alcohol in each tank and the liquid level of the gauge metering
A.2.2 refined methanol production (physical quantity) Calculation Method
After finishing tank flowmeter alcohol.
Refined methanol production (t) = (ending refined methanol stock - stock beginning refined methanol) alcohol tank after finishing each flowmeter sum
Before finishing tank flowmeter alcohol.
Refined methanol production (t) = flow meter before each pot and alcohol
No flow meter.
Refined methanol production (t) = the count of the metering tank and the liquid level of each fine-ol
Appendix B
(Normative)
Calculation methanol production input, output energy
B.1 methanol production of various energy input
B.1.1 methanol product coke oven gas consumption
B.1.1.1 methanol total consumption of coke oven gas, coke oven gas comprising a raw material and fuel. Units of standard cubic meters (M3);
B.1.1.2 export, personal use (other non-production of refined methanol product) of crude methanol consumed by the total amount of consumption of coke oven gas should methanol COG
deduction. Purchased refined methanol production process is subtracted from the crude methanol in the methanol production.
B.1.2 methanol fuel standard coal consumption of the product
B.1.2.1 methanol fuel coal fuel consumption means the actual coal into the boiler, the boiler does not include blending the slag and the like.
B.1.2.2 boiler produced (or purchased) is a multi-product steam, steam heat should be assessed for each user consumes fuel or coal outside
(Commercially available steam) consumption. The amount of steam consumed methanol, methanol production system comprising a total amount of steam and the auxiliary subsidiary production system used. lose
It should be included in the steam heat energy output.
B.1.2.3 when steam from corporate-owned power plants, coal fuel consumption should be assessed in accordance with captive power plant steam enthalpy value.
B.1.2.4 purchased by steam enthalpy steam purchased off coal, boiler efficiency is not considered.
B.1.2.5 export, personal use (other non-production of refined methanol product) crude methanol and crude methanol purchased processing of refined methanol fuel coal apportioned
It shall be deducted from the total amount of methanol consumption of fuel coal. Yield of refined methanol purchased crude methanol from the methanol production process are subtracted.
B.1.3 methanol product consumption
B.1.3.1 "total amount of methanol consumption" production systems include methanol and auxiliary sub production system power consumption and loss, as well as production lines
Emergency overhaul of the system, planned repair of small power consumption, does not include the construction and renovation process with energy and life energy quarters within the enterprise system (for example, school
School and other aspects of energy). Metering to prevail.
B.1.3.2 methanol CHP. When all the thermoelectric system with methanol waste heat, residual pressure power generation, power consumption of methanol is not deductible cogeneration
Amount, which is included in the power generation output energy methanol. When all or part of the thermoelectric system using coal power generation fuel purchased thermoelectric independent accounting system,
Methanol consumption nor spontaneous deduction amount, for heat cogeneration in methanol, heat and pressure, the methanol included in the output energy.
B.1.3.3 export, personal use (other non-production of refined methanol product) crude methanol and crude methanol purchased processing of refined methanol power consumption should be apportioned
In methanol was subtracted from the total power consumption. Yield of refined methanol purchased crude methanol from the methanol production process are subtracted.
B.2 Methanol products of various output power
B.2.1 methanol blowing gas, purge gas, or other products for gas analytical means used as an energy source (a raw material, fuel) (including burning as a civilian
) Found by low calorific value through the use of the output energy of the feed gas.
B.2.2 system output material in methanol (slag discharged from a boiler and the like) or other products for use as an energy source means (such as manufactured honeycomb, coal
Ball fired brick, power plant as fuel, etc.) by Found low calorific value through the output energy.
B.2.3 captive power plant steam boiler or heat the entire system with methanol (containing slag production, gas, water), TRT, when steam production (not
Blending other purchased fuel), and the outer steam supply external power supply are included in methanol off coal output energy. When the magnitude of the output power by the signature
Prospective coal.
B.2.4 methanol production using waste heat to preheat the material (or produced water), or other products for use in the apparatus (by recovering thermal energy).
Recovering heat energy calculating formula (B.1) is.
Q = D × C × (T1-T2) (B.1)
Where.
--- Q output of the thermal energy of waste heat recovery units of megajoules (MJ);
D --- amount of preheated material, in kilograms (kg);
--- C is the specific heat of the material is preheated in units of megajoules per kilogram degree Celsius [MJ/(kg · ℃)];
T1, T2 --- of the material is preheated, the temperature of the methanol system, in degrees Celsius (deg.] C).
B.2.5 outer methanol system feeding the condensate (water) for other products or users (including for the purpose of life), can be used as output energy from the
Overall energy consumption deducted (outward transport of the condensate or hot water consumed electric power should be deducted). Calculation formula (B.2).
Q = W × C × (T1-T2) (B.2)
Where.
Q --- Delivery condensate (water) heat energy output, in units of megajoules (MJ);
--- W is the system to send the outer methanol condensate (water) amount, in kilograms (kg);
C --- Delivery condensate specific heat (hot water) the amount, in units of megajoules per kilogram degree Celsius [MJ/(kg · ℃)];
Tl --- Delivery condensate (water) temperature, in degrees Celsius (deg.] C);
--- reporting period T2 mean ambient temperature, in degrees Celsius (deg.] C).
B.2.6 export, personal use (other non-production of refined methanol product) crude methanol and crude methanol purchased processing of refined methanol average output power apportioned
It should be deducted from the total amount of methanol in energy output. Yield of refined methanol purchased crude methanol from the methanol production process are subtracted.
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