One of the interpretations of the "Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading in Key Fields" Accelerate the green and low-carbon transformation of the petrochemical industry by using advanced and applicable technology and equipment

[ Policies and Regulations of Chemical Machinery and Equipment Network ] Recently, the National Development and Reform Commission and other departments jointly issued the "Implementation Guidelines for Energy-Saving and Carbon-Reduction Transformation and Upgrading in Key Fields", respectively proposing energy-saving and carbon reduction transformation and upgrading plans for oil refining, ethylene, and paraxylene sub-sectors , and put forward reference suggestions for specific work directions and technical choices
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Recently, the National Development and Reform Commission and other departments jointly issued the "Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading in Key Areas" (hereinafter referred to as the "Implementation Guidelines"), which cover 17 petrochemical, chemical, building materials, steel, non-ferrous metals, etc.
For key sub-sectors, the basic situation of energy efficiency in each sub-industry is clarified, and the work direction and goals for energy-saving and carbon-reducing transformation and upgrading are proposed
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The "Implementation Guidelines" serve as "Several Opinions on Strict Energy Efficiency Constraints to Promote Energy Conservation and Carbon Reduction in Key Fields" and "Notice on Issuing the "Benchmark Level and Benchmark Level of Energy Efficiency in Key Fields of High Energy-consuming Industries (2021 Edition)" (hereinafter referred to as "Several Opinions" and "Notice"), its formulation and release is to implement the specific measures of the Party Central Committee and the State Council on the decision-making and deployment of carbon peaking and carbon neutrality.
Reducing carbon emissions has an important guiding role
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The petrochemical industry is a basic industry and an important pillar of the national economy, and its industrial development is one of the important symbols to measure the country's industrialization and modernization
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China's petrochemical industry has a large scale and a long industrial chain, and its energy consumption and carbon emissions are at the forefront of all industries
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Sub-sectors such as oil refining, ethylene, and paraxylene are the key areas of energy conservation and carbon reduction in the petrochemical industry.
The Guide proposes energy-saving and carbon-reduction transformation and upgrading plans for the above three sub-sectors, and analyzes the main processes and energy consumption.
The development and application of cutting-edge technologies and the popularization and popularization of mature technologies, equipment and processes are put forward.
Reference suggestions for specific work directions and technology choices are put forward, and the implementation goals of energy-saving and carbon-reduction transformation during the "14th Five-Year Plan" are further quantified
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1.
The "Implementation Guide" clarifies the transformation and upgrading paths of the refining, ethylene and paraxylene industries
 

First, for the oil refining industry, the "Implementation Guide" proposes to strengthen the development and application of in-depth refining and chemical technologies such as the processing of low-quality heavy oil feedstocks such as residual oil slurry bed hydrogenation, advanced separation and molecular refining, low-cost production of olefins and aromatics, and direct cracking of crude oil; Popularization and promotion of advanced control technology, cold regenerant circulating catalytic cracking technology, compressor control optimization and adjustment technology, high-efficiency air preheater, high-efficiency heat exchanger,
and distillation system optimization technology .

 

Second, for the ethylene industry, the "Implementation Guide" proposes to promote the development and application of crude oil direct cracking technology, electric cracking furnace technology, equipment electrification and green energy coupled utilization technology; it is required to accelerate the online coking technology of cracking furnaces and advanced viscosity reduction tower viscosity reduction technology.
, twisted sheet tube and other cracking furnace tubes and new forced ventilation type burners, waste heat utilization heat pump integration technology, advanced optimization control technology, furnace tube enhanced heat transfer technology and other popularization and promotion
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The third is for the paraxylene industry, the "Implementation Guide" proposes to strengthen the domestic simulated moving bed adsorption separation (SorPX) technology, as well as the adsorption tower grid, simulated moving bed control system, large-scale xylene tower and xylene reboiler, etc.
Development and application of technical devices; it is required to strengthen the development and application of advanced process technologies such as reforming, disproportionation, isomerization, and p-xylene separation, and accelerate the xylene liquid-phase isomerization technology, two-stage re-slurry crystallization technology and complexation technology.
Application of crystallization separation technology
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The "Implementation Guide" emphasizes that the refinery, ethylene, and paraxylene units whose energy efficiency level is below the benchmark value and cannot reach the benchmark value through energy-saving renovation should be eliminated and withdrawn at a faster pace
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2.
The release of the "Implementation Guidelines" will play an important role in promoting energy saving and carbon reduction transformation in the petrochemical industry
 

First, the "Implementation Guide" is an important supporting document for the implementation of the "Several Opinions" and "Notices"
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The "Implementation Guide" comprehensively considers the production and energy consumption characteristics of the oil refining, ethylene and paraxylene industries, and proposes specific technical equipment selection and measures from the aspects of cutting-edge technology development and application, popularization and promotion of mature technology and equipment, and policy constraints.
The significance and operability of classification guidance provide an important reference for classified guidance and precise policy implementation by government departments at all levels
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　　Second, the "Implementation Guide" provides an important basis for local governments to issue supporting policies for energy-saving and carbon-reducing transformation and upgrading
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The "Implementation Guide" systematically sorts out the process status and energy consumption characteristics of the oil refining, ethylene and paraxylene industries, analyzes the main potential links, technical difficulties and equipment shortcomings of energy-saving and carbon reduction transformation and upgrading in various industries, and lists the applicable industries in various industries.
Cutting-edge technologies, advanced and mature green and low-carbon process equipment, etc.
, provide an important basis for subsequent work in industrial planning, energy-saving assessment, research and development, promotion and application of technical equipment, and financial and financial services
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　　Third, the "Implementation Guide" provides important guidelines for industrial enterprises to formulate practical transformation and upgrading plans
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The "Guide" clearly puts forward the current industry benchmark levels and industry capacity covered by the benchmark levels, and lists the cutting-edge technologies involved in different industries, as well as green processes, major energy-saving equipment, energy system optimization, public and auxiliary facilities renovation, and raw material optimization.
In terms of adjustment and other aspects, the optional mature technology equipment and measures provide comprehensive and detailed technical guidelines for enterprises to carry out energy-saving and carbon-reduction transformation and upgrading in a scientific and orderly manner
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　　3.
The implementation of the "Implementation Guidelines" requires the joint efforts of the government, production enterprises, scientific research institutes and industry associations
 

　　First, it is recommended that local governments establish a technology library for energy-saving and carbon-reduction transformation in the petrochemical industry in accordance with the industries involved in the "Implementation Guidelines" and in light of the distribution of petrochemical industries in the region, energy efficiency levels, and technical applications, etc.
Provide technical support for energy conservation assessment, energy conservation monitoring, energy conservation diagnosis, and elimination of outdated production capacity
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At the same time, according to the process technology equipment and measures involved in the guide, targeted policies and measures will be issued to accelerate the promotion and application of advanced technologies, build energy efficiency benchmarks, promote enterprises to effectively implement energy-saving and carbon-reduction transformation, and accelerate the pace of green and low-carbon development in the region.

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　　Second, it is recommended that production enterprises actively study the relevant technical solutions related to the industry proposed in the "Implementation Guide", understand and discuss the feasibility of demonstration applications of relevant cutting-edge technologies in their own enterprises, and deeply analyze mature processes, technologies, equipment and their own production processes and energy consumption.
According to the supporting and applicable situation of the facilities, put forward a technical transformation plan for energy saving and carbon reduction that is in line with the actual operation of the enterprise, implement transformation and upgrading as soon as possible, improve the level of energy efficiency, and reduce the intensity and total amount of carbon emissions
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Qualified production enterprises should strive to become the "leader" of energy efficiency in the industry
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　　The third is to suggest that technology research and development units strengthen cooperation with production enterprises and local governments in accordance with the industry-leading technologies proposed in the "Implementation Guide", and accelerate the research and development and application of advanced energy-saving and low-carbon technologies that have an important demonstration and driving role for the entire industry
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Design institutes should ensure that the energy efficiency level of new projects is at the leading domestic and international level when providing process package design consulting services for enterprises in accordance with the technical solutions proposed in the "Implementation Guidelines"
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　　Fourth, it is recommended that industry associations actively build a research and development exchange and promotion platform according to the relevant process technology and equipment proposed by the "Implementation Guide", and promote technology research and development enterprises, colleges and universities, scientific research institutes and industry enterprises to form a joint force to carry out in-depth energy-saving diagnosis.
Promote the research and development and demonstration of cutting-edge technologies and the promotion and application of mature process equipment, and comprehensively improve the energy efficiency level of the industry
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(Li Yongliang, China Petroleum and Chemical Industry Federation, China Chemical Energy Saving Technology Association)
 

　　Original title: Interpretation of the "Implementation Guidelines for Energy Conservation and Carbon Reduction Transformation and Upgrading in Key Areas" | Adopting advanced and applicable technical equipment to accelerate the green and low-carbon transformation of the petrochemical industry