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Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading in the Ferroalloy Industry (2022 Edition)


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Ferroalloy industry

Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading


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1、 Basic information 

The ferroalloy industry is an important component of China's metallurgical industry. The main energy consumed by ferroalloys is electricity and coke. The overall energy consumption of the ferroalloy industry is relatively large, and there is a significant gap in energy efficiency levels among enterprises. The industry has great potential for energy-saving and carbon reduction transformation and upgrading.

According to the "Energy Efficiency Benchmark and Benchmark Levels in Key Fields of High Energy Consumption Industries (2021 Edition)", the energy efficiency benchmark level of a unit product of ferrosilicon alloy is 1770 kilograms of standard coal/ton, and the benchmark level is 1900 kilograms of standard coal/ton; The benchmark level of energy efficiency per unit product of manganese silicon iron alloy is 860 kilograms of standard coal per ton, and the benchmark level is 950 kilograms of standard coal per ton; The benchmark level of energy efficiency per unit product of high carbon ferrochrome alloy is 710 kilograms of standard coal per ton, and the benchmark level is 800 kilograms of standard coal per ton.

As of the end of 2020, about 4% of China's ferroalloy industry's production capacity had energy efficiency better than benchmark levels, and about 30% had energy efficiency lower than benchmark levels.


2、 Work direction

(1) Strengthen advanced technology research and cultivate benchmark demonstration enterprises.

Increase the promotion and application of new technologies, encourage the use of furnace material pre-treatment and fine feeding of raw materials, improve the hot melting performance of furnace materials, and reduce slag energy consumption. Promote advanced and applicable technologies such as dry gas dust removal, combined controllers, reactive power compensation and voltage optimization, and variable frequency speed regulation. Research and develop new technologies such as melt reduction, plasma furnace smelting, continuous casting and breaking, to improve production efficiency and reduce energy consumption.

(2) Accelerate the popularization and promotion of mature processes, and orderly promote transformation and upgrading.

  1. Upgrade of process technology and equipment.

    Accelerate the upgrading of process technology and equipment. New (renovated, expanded) construction of ferrosilicon and industrial silicon ore furnaces must adopt low hood semi enclosed types, while manganese silicon alloy, high carbon ferromanganese, high carbon ferrochromium, and nickel iron ore furnaces must adopt fully enclosed types with a capacity of ≥ 25000 kVA, and be equipped with waste heat power generation and gas comprehensive utilization facilities simultaneously. Support areas with concentrated production capacity to establish stricter standards for eliminating outdated ones, and study the upgrading and transformation of ordinary ferroalloy electric furnaces below 25000 kVA and semi enclosed electric furnaces that do not meet safety and environmental production standards, in order to improve the level of technical equipment. Strengthen the construction of energy management centers, implement power load management, increase technological transformation, promote the closure, automation, and intelligence of electric furnaces, and improve the integration level of production and energy intelligent control.

  2. New technologies for energy conservation and emission reduction.

    Focusing on energy conservation, consumption reduction, and comprehensive utilization, we will focus on promoting the application of technologies such as rotary kiln tail gas waste heat power generation, and promote the demonstration application of direct preparation of slag cotton from liquid hot slag, achieving waste heat recovery and comprehensive utilization of waste slag. Gradually promote the technology of producing fuel ethanol and feed protein from industrial exhaust gas to achieve carbon dioxide capture and utilization. Develop new technologies for the comprehensive utilization of slag and silicon powder to produce high value-added products.

3、 Work Objectives

By 2025, the proportion of production capacity above the energy efficiency benchmark level in the ferroalloy industry will reach 30%, and the production capacity below the energy efficiency benchmark level of ferrosilicon and manganese silicon alloys will be basically cleared to zero. Significant results have been achieved in the upgrading and transformation of low-carbon chromium iron for energy conservation and carbon reduction. The industry's energy conservation and carbon reduction effect is significant, and the capacity for green and low-carbon development has significantly improved.

Attachment:

Notice from Four Departments on Issuing the Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading in Key Fields of High Energy Consumption Industries (2022 Edition). pdf

Notice of Four Departments on Issuing the Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading in Key Fields of High Energy Consumption Industries (2022 Edition)

Development and Reform Industry [2022] No. 200

All provinces, autonomous regions, municipalities directly under the central government, and cities specifically designated in the state plan, as well as the Development and Reform Commission of the Xinjiang Production and Construction Corps, the competent departments of industry and information technology, the departments (bureaus) of ecological environment, and the energy bureaus: in accordance with the relevant deployments of the "Several Opinions on Strict Energy Efficiency Constraints to Promote Energy Conservation and Carbon Reduction in Key Fields" and the "Notice on Issuing the" Energy Efficiency Benchmark and Benchmark Levels in Key Fields of High Energy Consumption Industries (2021 Edition) ", In order to promote various relevant parties to scientifically carry out energy-saving and carbon reduction transformation and upgrading in key areas, the "Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading in Key Fields of High Energy Consumption Industries (2022 Edition)" is hereby issued, and relevant matters are notified as follows.


1、 Guiding transformation and upgrading

For enterprises with energy efficiency at the benchmark level, especially below the benchmark level, actively promote the advanced technology and equipment proposed in this implementation guide, green technology promotion catalog, industrial energy-saving technology recommendation catalog, and the "Energy Efficiency Star" equipment product catalog, strengthen energy system optimization, residual heat and pressure utilization, pollutant reduction, comprehensive utilization of solid waste, and renovation of public and auxiliary facilities, and improve the green level of production processes and technical equipment, Improve the efficiency of resource and energy utilization, and promote the formation of a strong domestic market.

2、 Strengthen technical research

Fully utilize the innovative resources of higher education institutions, research institutes, industry associations, and other units to promote the research of green common key technologies, cutting-edge leading technologies, and related facilities and equipment for energy conservation, pollution reduction, carbon reduction, and synergy. Promote backbone enterprises with energy efficiency reaching or approaching benchmark levels, adopt advanced cutting-edge technology and equipment to plan and construct demonstration projects, and lead the high-quality development of the industry.

3、 Promoting agglomeration development

Guide backbone enterprises to leverage their advantages in capital, talent, and technology, voluntarily carry out mergers and acquisitions in this field through methods such as selecting the best and replacing the worst, and capacity replacement. Concentrate on planning and constructing large-scale and integrated production bases, improve the level of process equipment and energy utilization efficiency, and build a development pattern with a reasonable structure, effective competition, and standardized order. It is not allowed to blindly expand production capacity and repeat low-level construction under the pretext of mergers and acquisitions.

4、 Accelerate the elimination of lagging behind

Strictly implement relevant laws and regulations on energy conservation, environmental protection, quality, safety technology, and policies such as the "Catalogue for Guiding Industrial Structure Adjustment", and eliminate outdated process technologies and production devices that do not meet the requirements of green and low-carbon transformation and development in accordance with the law and regulations. For production capacity whose energy efficiency is below the benchmark level and it is difficult to achieve above the benchmark level through transformation and upgrading within the specified time limit, we will promote its accelerated exit through market-oriented and legal means.


Jiangsu Kelinyuan Clean Energy Technology Co., Ltd


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