GB 32035-2015 English PDF

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GB 32035-2015: Norm of energy consumption per unit product of urea
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 32035-2015	279	Add to Cart	3 days	Norm of energy consumption per unit product of urea	Obsolete

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Basic data

Standard ID: GB 32035-2015 (GB32035-2015)
Description (Translated English): Norm of energy consumption per unit product of urea
Sector / Industry: National Standard
Classification of Chinese Standard: F01
Classification of International Standard: 27.010
Word Count Estimation: 7,768
Date of Issue: 2015-09-11
Date of Implementation: 2016-10-01
Quoted Standard: GB/T 213; GB 2440; 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.25
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 liquid anhydrous ammonia (hereinafter referred to as liquid ammonia) and carbon dioxide as raw materials to produce urea consumption per unit product energy requirements, the scope of statistics and computational methods, and energy management measures. This standard applies to ammonia and carbon dioxide as raw materials to produce urea enterprise computing unit product energy consumption, assessment and control of new energy projects.

GB 32035-2015: Norm of energy consumption per unit product of urea

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Norm of energy consumption per unit product of urea ICS 27.010 F01 National Standards of People's Republic of China Energy consumption per unit product of urea Published 2015-09-11 2016-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China issued

Foreword

4.1, 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 Nitrogen Fertilizer Industry Association, China Petroleum and Chemical Industry Association, Anhui Haoyuan Chemical Industry Group Co., Ltd. The main drafters. Cao accounted high, Wang Liqing, Zhang Rong, Sun Baoci, Li Xu beginning, Li Yongliang, Wang Yanyi, Colliers, Su Jianying, Zhou Junhua, Sun Weishan, Pan Desheng, where the house was. Energy consumption per unit product of urea

1 Scope

The standard provides a liquid anhydrous ammonia (hereinafter referred to as liquid ammonia) and carbon dioxide as raw materials of energy consumption per unit product urea Requirements, the scope of statistics and computational methods, energy conservation and management measures. This standard applies to liquid ammonia and carbon dioxide as a raw material for urea production enterprise computing unit product energy consumption, as well as the assessment of new Energy construction project control.

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. Heat GB/T 213 Determination of coal GB 2440 urea 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 Urea comprehensive energy consumption comprehensiveenergyconsumptionofurea In statistical reporting period, the total production of all kinds of energy consumed by urea. 3.2 Urea comprehensive energy consumption per unit of product comprehensiveenergyconsumptionperunitproductofurea Urea product expressed in units of product output overall energy consumption.

4 Requirements

4.1 urea unit product energy consumption limits Existing urea production unit product energy consumption limits shall comply with the requirements of Table 1. Table 1 existing urea production unit product energy consumption limits Drive type urea comprehensive energy consumption per unit of product/(kgce/t) Carbon dioxide compressor turbine driven ≤180 Carbon dioxide compressor motor driving ≤180 4.2 urea unit product energy consumption value access New urea production unit product energy consumption values should be consistent with the access requirements of Table 2. Table 2 new urea production unit product energy consumption value access Drive type urea comprehensive energy consumption per unit of product/(kgce/t) Carbon dioxide compressor turbine driven ≤160 Carbon dioxide compressor motor driving ≤140 4.3 urea unit product energy consumption advanced value Urea, urea production unit product energy consumption values should be advanced in accordance with Table 3. Table 3 urea unit product energy consumption advanced value Drive type urea comprehensive energy consumption per unit of product/(kgce/t) Carbon dioxide compressor turbine driven ≤135 Carbon dioxide compressor motor driving ≤116 Statistical methods and calculation range 5 5.1 statistical range 5.1.1 The comprehensive energy consumption per unit of product urea production systems, including the amount of energy consumed and various auxiliary production system, affiliated production-sharing system To urea production and the amount of energy of all kinds. The system comprises a carbon dioxide compression production, pressurized ammonia, urea synthesis, decomposition product and the unreacted Recovery, evaporation, granulation, packaging and transport belt (to urea storage), supporting safety and environmental protection facilities; auxiliary production system includes a power supply for Water, heat, water and other utilities, and the central control device; production system comprises the subsidiary electromechanical repair, inspection, analysis, anti-gas, fire, environmental protection, Treasury and other institutional facilities. It does not include urea production of liquid ammonia, gaseous carbon dioxide energy consumption of starting material. 5.1.2 urea production amount of energy recycling system may not be used in the amount of energy as an input and then recorded, for other devices outside the system output When set used, the amount of energy output should be included in the urea. 5.2 Calculation Method 5.2.1 urea production is calculated Urea, urea production is equal to report all qualified products and period. According to formula (1). M = AB (1) Where. M --- During the reporting period urea production, tonnes (t); A --- reporting period in line with national quality standards GB 2440 of all the number of products, tonnes (t); B --- reporting period in line with supply and demand sides signed a contract amount of urea product quality standards as well as for their own use and sale of liquid urine, urine Su nitrogen content less than 46% by 46% urea and other nitrogen off production, tonnes (t). 5.2.2 urea comprehensive energy consumption is calculated Various energy consumption is equal to the urea synthesis in the urea production process by subtracting various energy input output externally, according to the formula (2). E = Σ i = 1 (Ei × ki) -Σ j = 1 (Ej × kj) (2) Where. Urea process E --- During the reporting period the overall energy consumption, tonnes of coal equivalent (tce); The i-th amount of physical energy Ei --- urea production process input tonnes (t) or kilowatt (kW · h) or cubic meters (m3); Ki --- i-th coefficient of coal off the energy input, tonnes of coal per ton (tce/t) per kilowatt-hour or tce [Tce/(kW · h)] or tce per cubic meter (tce/m3); --- n-number of types of energy input; --- m number of kinds of energy output; J th amount of physical energy Ej --- urea production process output in tonnes (t) or kilowatt (kW · h) or cubic meters (m3); kJ --- j th coefficient off standard coal output energy of urea production, tonnes of coal per ton (tce/t) per thousand or tce Wh [tce/(kW · h)] or tons of standard coal per cubic meter (tce/m3). 5.2.3 urea comprehensive energy consumption per unit of product formula Urea comprehensive energy consumption per unit of product is equal to reports urea production of urea during the reporting period divided by overall energy consumption, (3) calculated according to the formula. e = M × 1000 (3) Where. E --- comprehensive energy consumption per unit of product urea, coal per ton of product in kg (kgce/t); Urea overall energy consumption E --- During the reporting period, tonnes of coal equivalent (tce); M --- urea production during the reporting period, tonnes (t). 5.2.4 various energy should be GB/T 2589 requirements are translated into a unified standard coal. When the magnitude of the power to the off coal, all kinds of coal, natural gas, Method of measuring the heat of steam or the like to enterprise computing coefficients of coal, coal, natural gas in the heat, enthalpy measured for the reporting period GB/T 213 and GB/T 11062 execution.

6 and energy management measures

6.1 energy management 6.1.1 should establish and improve the energy management organization, energy-saving work organization, management, monitoring, assessment and evaluation. 6.1.2 should develop energy-saving systems and measures, establish and improve energy conservation responsibility assessment system. 6.1.3 shall be equipped with energy measurement equipment and instrumentation in accordance with the requirements of GB 17167. 6.1.4 should organize statistical work in accordance with energy requirements GB/T 3484's. 6.2 Technical measures 6.2.1 Economic Operation 6.2.1.1 shall of GB/T 12497 reinforcing operation and management of the motor; shall GB/T 13466 standard pump and air blower strengthen Compressor operation and management; shall GB/T 13462 requirements to strengthen the operation and management of power transformers. 6.2.1.2 should be strengthened maintenance equipment, pipe network, maintenance and management, improve the load rate of the equipment, reducing the run, run, drip, leak; rotating equipment should be reasonable match Hotels, stationary device should be in the high-efficiency low-power state; and use of waste heat recovery should be enhanced, the residual pressure. 6.2.2 energy-saving technology 6.2.2.1 using energy-aqueous stripping or total recycle process for urea production, reduce energy consumption. 6.2.2.2 using ammonia evaporative condensers, reduce power consumption for water circulation. Alternatively 6.2.2.3 using a water jet steam injection, steam consumption reduction. 6.2.2.4 employed using ammonia process condensate waste deep hydrolysis of urea nitrogen desorption process control technology containing recovered. 6.2.2.5 granulated using tail gas washing dust recovery technology; 6.2.2.6 using CO2 gas feed urea dehydrogenation techniques. 6.3 Monitoring and evaluation Establish energy consumption testing, energy statistics, file archives energy Ping Heng and energy assessment results and as a basis for energy management. 5102- ......

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