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水泥单位产品能源消耗限额
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GB 16780-2021
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标准编号: GB 16780-2021 (GB16780-2021)
中文名称: 水泥单位产品能源消耗限额
英文名称: The norm of energy consumption per unit product of cement
行业: 国家标准
中标分类: F01
国际标准分类: 27.010
字数估计: 7,756
发布日期: 2021-10-11
实施日期: 2022-11-01
旧标准 (被替代): GB 16780-2012
归口单位: 国家标准化管理委员会
提出机构: 国家标准化管理委员会
发布机构: 国家市场监督管理总局、国家标准化管理委员会
GB 16780-2021
The norm of energy consumption per unit product of cement
ICS 27.010
CCSF01
中华人民共和国国家标准
代替GB 16780-2012
水泥单位产品能源消耗限额
2021-10-11发布
2022-11-01实施
国 家 市 场 监 督 管 理 总 局
国 家 标 准 化 管 理 委 员 会 发 布
水泥单位产品能源消耗限额
1 范围
本文件规定了水泥单位产品能源消耗(以下简称能耗)的限额等级、技术要求、统计范围与计算
方法。
本文件适用于通用硅酸盐水泥生产企业用能单位能耗的计算、考核,以及对新建、改建和扩建项目
的能耗控制。
2 规范性引用文件
下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中,注日期的引用文
件,仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用于
本文件。
GB 175 通用硅酸盐水泥
GB/T 213 煤的发热量测定方法
GB/T 384 石油产品热值测定法
GB/T 2589 综合能耗计算通则
GB/T 12723 单位产品能源消耗限额编制通则
GB 17167 用能单位能源计量器具配备和管理通则
GB/T 21372 硅酸盐水泥熟料
GB/T 27977 水泥生产电能能效测试及计算方法
GB/T 30727 固体生物质燃料发热量测定方法
GB/T 33652 水泥制造能耗测试技术规程
GB/T 35461 水泥生产企业能源计量器具配备和管理要求
3 术语和定义
GB 175、GB/T 2589、GB/T 12723、GB/T 21372界定的以及下列术语和定义适用于本文件。
3.1
熟料单位产品综合能耗 energyconsumptionperunitproductofclinker
在统计报告期内,用能单位生产水泥熟料消耗的各种能源,折算成1t水泥熟料消耗的能源量。
3.2
水泥单位产品综合能耗 energyconsumptionperunitproductofcement
在统计报告期内,用能单位生产水泥消耗的各种能源,折算成1t水泥消耗的能源量。
3.3
熟料单位产品综合煤耗 fuelconsumptionperunitproductofclinker
在统计报告期内,用能单位生产水泥熟料消耗的煤、柴油等燃料量,折算成1t水泥熟料消耗的标
准煤量。
3.4
熟料单位产品综合电耗 electricityconsumptionperunitproductofclinker
在统计报告期内,用能单位生产水泥熟料消耗的电能,折算成1t水泥熟料消耗的电能。
3.5
水泥单位产品综合电耗 electricityconsumptionperunitproductofcement
在统计报告期内,用能单位生产水泥消耗的电能,折算成1t水泥消耗的电能。
4 能耗限额等级
4.1 水泥单位产品综合能耗限额等级见表1,其中1级能耗最低。
表1 水泥单位产品综合能耗限额等级
4.2 熟料单位产品综合能耗、综合电耗和综合煤耗限额等级见表2,其中1级能耗最低。
4.3 水泥制备工段电耗限额等级见表3,其中1级能耗最低。
5 技术要求
5.1 生产水泥和水泥熟料产品的现有企业,其单位产品能耗限定值应满足表1~表3中3级要求;外购
熟料生产水泥的现有粉磨站企业,其水泥制备工段电耗限定值应满足表3中3级要求。
5.2 生产水泥和水泥熟料产品的新建、改建和扩建企业,其单位产品能耗准入值应满足表1~表3中
2级要求;外购熟料生产水泥的新建、改建和扩建粉磨站企业,其水泥制备工段电耗准入值应满足表3
中2级要求。
5.3 当生产水泥和水泥熟料产品的现有企业厂区位置海拔高度大于1500m时,水泥单位产品综合能
耗、熟料单位产品综合能耗、综合煤耗与综合电耗的3级指标应为表1、表2中3级指标值与海拔修正
系数的乘积。海拔修正系数按式(1)计算:
K=1.179-0.211×
PH
P0
(1)
式中:
K ---海拔修正系数;
1.179---回归修正系数;
0.211---回归修正系数;
P0 ---海平面环境大气压,取值为101325,单位为帕(Pa);
PH ---水泥窑所处环境大气压,单位为帕(Pa)。
5.4 当水泥产品中熟料比例超过或低于75%,每增减1%,水泥单位产品综合能耗的1级、2级和3级
限额值应相应增减1.10kgce/t、1.15kgce/t和1.20kgce/t。
5.5 当企业采用协同处置或替代燃料时,其单位产品综合能耗、综合煤耗与综合电耗各等级限额值计
算应扣除协同处置消耗的能源量和替代燃料量。
6 统计范围与计算方法
6.1 统计范围
水泥熟料产品生产企业用能管理范围内,从原燃料进入生产厂区到水泥熟料产出的主要生产过程
和辅助生产过程消耗的各种能源,不包括用于基建、技改等项目建设期消耗的能源。如果采用协同处置
或替代燃料,应单独统计其消耗的能源量和替代燃料量。烧成系统废气用于余热电站发电时,应统计余
热电站发电量及余热电站自用电量。固体燃料发热量应按照GB/T 213和GB/T 30727的要求测定,
液体燃料发热量应按照GB/T 384的要求测定。电能消耗量的统计应符合GB/T 27977的要求。
6.1.2 水泥单位产品综合能耗统计范围
水泥产品生产企业用能管理范围内,从原燃料进入生产厂区到水泥产品出厂的主要生产过程和辅
助生产过程消耗的各种能源,不包括用于基建、技改等项目建设期消耗的能源。如果采用协同处置或替
代燃料,应单独统计其消耗的能源量和替代燃料量。烧成系统废气用于余热电站发电时,应统计余热电
燃料发热量应按照GB/T 384的要求测定。电能消耗量的统计应符合GB/T 27977的要求。
6.1.3 水泥制备工段电能消耗统计范围
水泥产品生产企业用能管理范围内,从水泥熟料、石膏及混合材调配库底到水泥成品入水泥储存库
等符合GB/T 33652的要求的水泥制备工段统计范围内消耗的电量。电能消耗量的统计应符合
GB/T 27977的要求。
6.1.4 能源消耗统计计量器具要求
水泥产品生产企业应按照GB 17167和GB/T 35461的要求配备能源计量器具。
6.2 计算方法
6.2.1 熟料单位产品综合煤耗
esh=
i=1
m i×Qidw)
QBM×Psh -
Ehe (2)
式中:
esh ---熟料单位产品综合煤耗,单位为千克标准煤每吨(kgce/t);
n ---消耗的能源品种数;
mi ---熟料产品综合能耗统计范围内的第i种燃料的消耗总量,单位为千克(kg);
(kJ/kg);
QBM ---每千克标准煤发热量,见GB/T 2589,单位为千焦每千克标准煤(kJ/kgce);
Psh ---统计报告期内符合GB/T 21372的要求的水泥熟料总产量,单位为吨(t);
Ehe ---统计报告期内单位熟料余热发电折算的标准煤量,单位为千克标准煤每吨(kgce/t),按式
(3)计算:
Ehe=
0.1229×(whe-w0)
Psh
(3)
0.1229---每千瓦时电力折合的标准煤量,单位为千克标准煤每千瓦时[kgce/(kW·h)];
whe ---统计报告期内余热电站总发电量,单位为千瓦时(kW·h);
w0 ---统计报告期内余热电站自用电量,单位为千瓦时(kW·h)。
6.2.2 熟料单位产品综合电耗
熟料单位产品综合电耗按式(4)计算:
Wsh=
wsh
Psh
(4)
Wsh---熟料单位产品综合电耗,单位为千瓦时每吨(kW·h/t);
wsh---熟料产品综合电耗统计范围内的电能消耗总量,单位为千瓦时(kW·h)。
6.2.3 熟料单位产品综合能耗
熟料单位产品综合能耗按式(5)计算:
Esh=esh+0.1229×Wsh (5)
式中:
Esh---熟料单位产品综合能耗,单位为千克标准煤每吨(kgce/t)。
6.2.4 水泥单位产品综合电耗
水泥单位产品综合电耗按式(6)计算:
wS
PS
(6)
式中:
WS---水泥单位产品综合电耗,单位为千瓦时每吨(kW·h/t);
PS ---统计报告期内符合GB 175的要求的水泥产品总产量,单位为吨(t);
wS ---水泥产品综合电耗统计范围内的电能消耗总量,单位为千瓦时(kW·h),按式(7)计算:
wS=wfm+Wsh×Pshx+wm+wg+wfz (7)
式中:
Pshx---统计报告期内企业生产水泥用熟料消耗量,单位为吨(t);
wm---统计报告期内混合材预处理消耗的电能,单位为千瓦时(kW·h);
wg ---统计报告期内石膏预处理耗电量,单位为千瓦时(kW·h);
wfz---统计报告期内应分摊的辅助生产用电量,单位为千瓦时(kW·h)。
当企业全部采用外购熟料生产水泥时,式(7)中Wsh按零计算;当企业外购部分熟料生产水泥时,式
(7)中Wsh应采用本企业熟料单位产品综合电耗数据。
6.2.5 水泥单位产品综合能耗
水泥单位产品综合能耗按式(8)计算:
ES=esh×g+
PS+
0.1229×WS (8)
式中:
ES---水泥单位产品综合能耗,单位为千克标煤每吨(kgce/t);
g ---统计期内水泥企业水泥中熟料平均配比,%;
eh ---统计报告期内水泥制备系统(包括水泥混合材烘干)所消耗燃料折算标准煤的量,单位为千
克标准煤(kgce)。
当企业全部采用外购熟料生产水泥(水泥粉磨站),式(8)中esh按零计算;当企业外购部分熟料生产
水泥时,式(8)中esh应采用本企业熟料单位产品综合能耗数据。
水泥制备工段电耗按式(9)计算:
Wsg=
wsg
PS
(9)
式中
Wsg---水泥制备工段电耗,单位为千瓦时每吨(kW·h/t);
wsg---水泥制备工段电耗统计范围内的电能消耗总量,单位为千瓦时(kW·h)。
6.2.7 多条生产线企业的产品能耗计算
比例分摊。
GB 16780-2021
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 27.010
CCS F 01
Replacing GB 16780-2012
The norm of energy consumption per unit product of
cement
ISSUED ON: OCTOBER 11, 2021
IMPLEMENTED ON: NOVEMBER 01, 2022
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Terms and definitions ... 5
4 Energy consumption norm grade ... 6
5 Technical requirements ... 6
6 Statistical range and calculation method ... 8
The norm of energy consumption per unit product of
cement
1 Scope
This document specifies the norm grade, technical requirements, statistical
scope and calculation method of energy consumption per unit product of
cement (hereinafter referred to as energy consumption).
This document applies to the calculation and assessment of energy
consumption of energy consumption units of manufacturing enterprises of
common portland cement, as well as the energy consumption control of newly-
built, rebuilt and expanded projects.
2 Normative references
The contents of the following documents constitute the indispensable clauses
of this document through normative references in the text. For dated references,
only the version corresponding to that date is applicable to this document; for
undated references, the latest version (including all amendments) is applicable
to this document.
GB 175, Common Portland Cements
GB/T 213, Determination of calorific value of coal
GB/T 384, Determination of calorific value of petroleum products
GB/T 2589, General principles for calculation of the comprehensive energy
consumption
GB/T 12723, General principles for establishing allowance of energy
consumption per unit throughput
GB 17167, General principle for equipping and managing of the measuring
instrument of energy in organization of energy using
GB/T 21372, Portland cement clinker
GB/T 27977, Test and calculation methods of electricity efficiency of cement
production
GB/T 30727, Determination of calorific value in solid biofuels
GB/T 33652, Technical regulation of energy consumption test for cement
manufacturing
GB/T 35461, Specification for equipping and managing of the measuring
instrument of energy in the cement production enterprise
3 Terms and definitions
Terms and definitions determined by GB 175, GB/T 2589, GB/T 12723, GB/T
21372, and the following ones are applicable to this document.
3.1
Energy consumption per unit product of clinker
During the period of statistical report, the various energy consumed by energy
consumption units in the production of cement clinker, which is equivalent to
the energy consumed by 1 t of cement clinker.
3.2
Energy consumption per unit product of cement
During the period of statistical report, the various energy consumed by energy
consumption units in the production of cement, which is equivalent to the energy
consumed by 1 t of cement.
3.3
Fuel consumption per unit product of clinker
consumed by energy consumption units in the production of cement clinker,
which is equivalent to the standard coal quantity consumed by 1 t of cement
clinker.
3.4
Electricity consumption per unit product of clinker
During the period of statistical report, the electricity consumed by energy
consumption units in the production of cement clinker, which is equivalent to
the electricity consumed by 1 t of cement clinker.
3.5
6 Statistical range and calculation method
6.1 Statistical range
6.1.1 Statistical range of energy consumption per unit product of clinker
Within the scope of energy consumption management of cement clinker
product manufacturing enterprises, various energy sources consumed in the
main production process and auxiliary production process from the entry of raw
fuel into the production plant to the output of cement clinker, excluding the
energy consumed during the project construction period like infrastructure,
technological transformation. If co-processing or alternative fuels are used, the
counted separately. When the waste gas from the burning system is used for
power generation in a waste heat power station, the power generation of the
waste heat power station and the self-consumption power of the waste heat
power station shall be counted. The calorific value of solid fuel shall be
determined in accordance with the requirements of GB/T 213 and GB/T 30727;
the calorific value of liquid fuel shall be determined in accordance with the
requirements of GB/T 384. The statistics of electricity consumption shall meet
the requirements of GB/T 27977.
6.1.2 Statistical range of energy consumption per unit product of cement
manufacturing enterprises, various energy sources consumed in the main
production process and auxiliary production process from the entry of raw fuel
into the production plant to the delivery of cement products, excluding the
energy consumed during the project construction period like infrastructure,
technological transformation. If co-processing or alternative fuels are used, the
amount of energy consumed and the amount of alternative fuels shall be
counted separately. When the waste gas from the burning system is used for
power generation in a waste heat power station, the power generation of the
waste heat power station and the self-consumption power of the waste heat
determined in accordance with the requirements of GB/T 213 and GB/T 30727;
the calorific value of liquid fuel shall be determined in accordance with the
requirements of GB/T 384. The statistics of power consumption shall meet the
requirements of GB/T 27977.
6.1.3 Statistical range of electricity consumption of the cement
preparation section
Within the scope of energy consumption management of cement product
manufacturing enterprises, the electricity consumed within the statistical range
Where:
ton (kWh/t);
PS – the total output of cement products that meets the requirements of GB/T
175 during the period of statistical report, in tons (t);
wS – the total electricity consumption within the statistical range of electricity
consumption of cement products, in kilowatt-hours (kW·h), which is
calculated according to Formula (7):
Where:
wg – the electricity consumption during the cement grinding and packaging
process within the period of statistical report, in kilowatt-hours (kWh);
of statistical report, in tons (t);
wm – the electrical energy consumed by the pretreatment of admixture within
the period of statistical report, in kilowatt-hours (kWh);
wfm – the electrical energy consumed by the pretreatment of gypsum within the
period of statistical report, in kilowatt-hours (kWh);
wfz – the auxiliary production electricity consumption that shall be apportioned
within the period of statistical report, in kilowatt-hours (kW·h).
When the enterprise uses all purchased clinker to produce cement, Wsh in
Formula (7) is calculated as zero; when the enterprise purchases part of the
consumption per unit product of clinker of the enterprise.
6.2.5 Energy consumption per unit product of cement
The energy consumption per unit product of cement shall be calculated
according to Formula (8):
Where:
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