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GB/T 27721-2011: Calculation method of energy equilibrium and energy efficiency in stone ground wood system
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| GB/T 27721-2011 | English | 489 |
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Calculation method of energy equilibrium and energy efficiency in stone ground wood system
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GB/T 27721-2011
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Basic data | Standard ID | GB/T 27721-2011 (GB/T27721-2011) | | Description (Translated English) | Calculation method of energy equilibrium and energy efficiency in stone ground wood system | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y30 | | Classification of International Standard | 85-010 | | Word Count Estimation | 21,226 | | Date of Issue | 2011-12-30 | | Date of Implementation | 2012-07-01 | | Quoted Standard | GB/T 27736-2011 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 22 of 2011 | | 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 stone groundwood system energy balance and energy efficiency is calculated. This standard applies to stone groundwood pulp and paper companies system energy balance and energy efficiency of the test and calculation. | GB/T 27721-2011: Calculation method of energy equilibrium and energy efficiency in stone ground wood system
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Calculation method of energy equilibrium and energy efficiency in stone ground wood system
ICS 85-010
Y30
National Standards of People's Republic of China
Groundwood pulp and energy balance system
Energy efficiency calculation method
Issued on. 2011-12-30
2012-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China National Light Industry Council.
The standard paper by the National Standardization Technical Committee (SAC/TC141) centralized.
This standard was drafted. China Pulp and Paper Research Institute, Dalian University of Technology, Hunan Tiger Forest & Paper Group Limited Liability Company.
The main drafters of this standard. LIU Bing Yue, Chen Xi, unassuming, non-Lebanese.
Groundwood pulp and energy balance system
Energy efficiency calculation method
1 Scope
This standard specifies the groundwood pulp system balancing energy and energy efficiency calculation method.
This standard applies to pulp and paper companies groundwood pulp system energy balance and energy efficiency testing and calculations.
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 27736-2011 energy balance calculation method for pulp and paper production process of the General
3 a block diagram of the energy balance
3.1 groundwood pulp energy balance system block diagram shown in Figure 1.
Figure 1 groundwood pulp system block diagram of the energy balance
3.2 System boundary. from logs into the stone groundwood plant began to stone after grinding wood pulp bleaching so far.
3.3 Figure 1 Symbol Description.
Q1 --- wood into heat;
Q2 --- water, water into the heat;
Q3 --- grinding wood heat generated;
Q4 --- bleaching agent into the heat bleaching system;
Q5 --- pass into the superheated steam into the heat;
Q6 --- Whitewater heat brought out;
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