CN212061242U - Greenhouse gas emission monitoring system for iron and steel enterprise - Google Patents
Greenhouse gas emission monitoring system for iron and steel enterprise Download PDFInfo
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Abstract
The utility model discloses a steel enterprise greenhouse gas emission monitoring system, system include greenhouse gas real-time on-line monitoring module, production process and solid carbon product carbon emission monitoring module, energy consumption conversion CO2Emission calculation module and comprehensive CO2Emission monitoring platform, integrated CO2The emission monitoring platform receives the CO2Real-time on-line monitoring module, other greenhouse gas monitoring modules and energy consumption conversion CO2The data transmitted by the emission calculation module and the real-time comprehensive CO of the iron and steel enterprise are calculated according to the data2And (4) discharging the amount. Utilize the utility model discloses can set the basis for the control of the carbon emission of high energy consuming enterprises such as iron and steel enterprise and future carbon emission right transaction, also provide the monitoring means for the carbon emission of future internal environmental protection department monitoring iron and steel enterprise.
Description
Technical Field
The utility model relates to a greenhouse gas on-line monitoring technical field, concretely relates to steel enterprise greenhouse gas emission monitoring system.
Background
At present, the state has more and more policy regulations aiming at greenhouse gas emission, the state is believed to have carbon dioxide emission index requirements aiming at other high-energy-consumption enterprises such as chemical engineering, steel, cement and the like in the future, if the thermal power generating unit or the high-energy-consumption enterprise wants to keep the production scale in the future, the carbon emission index of non-aqueous renewable energy sources green certificate or carbon emission trading right needs to be purchased to complete power generation or production quota assessment indexes, and finally, the macroscopic target that the once energy consumption proportion of non-fossil energy sources in China reaches 15% in 2020 is achieved jointly.
Under the background, each high-energy-consumption enterprise, particularly steel enterprises, monitors the emission of greenhouse gases and converts CO into the smoke of boilers or kilns2On-line monitoring of emissions is becoming more and more important, most of the CO of high energy consuming boilers or kilns2At present, no on-line monitoring means exists for emission, and a plurality of coal-fired boilers or kilns calculate CO by indirectly utilizing a carbon balance method or an emission factor method through coal consumption2The discharge amount cannot be used as the actual carbon discharge amount of large boilers or kilns approved by fossil energy. Only to build a No like the existing onexAnd SO2The emission online monitoring platform can really establish the CO similar to the existing pollution discharge right transaction2The trading system of emission right or green certificate finally realizes the bearing of Chinese government in Paris' agreementAnd (4) the objective of reducing emission.
The united nations regulated seven artificial greenhouse gases, carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons, carbon hexafluoride, nitrogen trifluoride. Wherein sulfur hexafluoride (SF)6) The most effective is CO223900 times of that of methane, CO225 times higher (according to the GWP value of 2007 published by IPCC). According to the analysis of the following figure, in the combustion process and the desulfurization and denitrification process of the fossil energy boiler or kiln, the main three greenhouse gases in the flue gas are generated in large quantity as CO2、CH4And N2O, and also generates a trace amount of greenhouse gas such as fluoride because the influence factor is CO2The content of the smoke is measured by the method, and therefore, the content of the smoke is measured by the method.
The blockchain is used as a bottom layer technology for encrypting the currency bitcoin, is a great innovation, and can greatly improve the credibility and the transaction efficiency of two transaction systems of the carbon transaction market and the green certificate at present by combining the blockchain technology with carbon emission monitoring and the carbon transaction market and the green certificate.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims at providing a monitoring system for the emission of greenhouse gases of iron and steel enterprises, which lays a foundation for the carbon emission monitoring of high energy consuming enterprises and the future carbon emission right transaction, and also provides a monitoring means for the future internal environmental protection departments to monitor the carbon emission of the iron and steel enterprises;
in order to achieve the above purpose, the utility model adopts the following technical scheme:
a greenhouse gas emission monitoring system for iron and steel enterprises comprises a greenhouse gas real-time online monitoring module, a production process and carbon fixation product carbon emission monitoring module, and an energy consumption conversion CO2Emission calculation module and integrated CO2A discharge amount monitoring platform;
the greenhouse gas real-time on-line monitoring module is used for monitoring CO in flue gas discharged by a chimney in a steel enterprise in real time2And other greenhouse gases and converting into CO2Real-time emission, then transferred to integrated CO2Emission monitorMeasuring a platform;
the monitoring module for carbon emission in the production process and the carbon fixation product is used for monitoring CO generated by decomposition and oxidation of other outsourced carbon-containing raw materials and flux in the production process of iron and steel enterprises2Emission and CO implicit in the carbon sequestration product2The emissions are then transferred to integrated CO2A discharge amount monitoring platform;
energy consumption conversion of CO2The emission calculation module is used for calculating CO according to the energy consumption corresponding to the electric power and the heat power which are purchased and used by the iron and steel enterprise net2The emissions are then transferred to integrated CO2A discharge amount monitoring platform;
integrated CO2The emission monitoring platform is used for receiving the greenhouse gas real-time online monitoring module, the production process and carbon fixing product carbon emission monitoring module and the energy consumption conversion CO2The data transmitted by the emission calculation module and the real-time comprehensive CO of the iron and steel enterprise are calculated according to the data2And (4) discharging the amount.
Furthermore, the system also comprises flue gas online sampling equipment, and the greenhouse gas real-time online monitoring module is connected with the flue gas online sampling equipment; the real-time online monitoring module for the greenhouse gases monitors CO in flue gas discharged by a chimney in a steel enterprise on line in real time through at least one method of a non-dispersive infrared analysis (NDIR), a Tunable Diode Laser Absorption Spectroscopy (TDLAS), an infrared spectroscopy, a gas-sensitive electrode method, a gas chromatography, a gas filtering monitoring method and a wavelength scanning-cavity ring-down method WS-CRDS2And other concentrations of greenhouse gases.
Further, the greenhouse gas real-time online monitoring module is used for real-time online monitoring of CO of fixed combustion emission sources in iron and steel enterprises2And the concentration of other greenhouse gases, and a real-time on-line greenhouse gas monitoring module is arranged in front of a chimney inlet of a fixed combustion emission source.
Still further, the stationary combustion emission sources include coke ovens, sintering machines, blast furnaces, industrial boilers.
Furthermore, the monitoring module for carbon emission in the production process and the carbon fixation product is used for monitoring the production process of the iron and steel enterpriseCO produced by decomposition and oxidation of other outsourced carbonaceous feedstocks and fluxes2And monitoring part of carbon solidified in produced export products and part of carbon solidified in carbon-fixed products produced by taking the by-product gas as raw materials in the production process of the iron and steel enterprises.
Further, the energy consumption is reduced to CO2The emission calculation module is used for measuring the CO implicitly generated by the net purchase electric power and the net purchase heating power of the iron and steel enterprise2Emission of CO as part of2The emission amount actually occurs in power generation enterprises and heat generation enterprises that supply electric power and heat.
Furthermore, the system also comprises a block chain network built in the region and a carbon transaction point-to-point block chain token settlement transaction system realized by utilizing the block chain network; comprehensive CO of each iron and steel enterprise2Discharge monitoring platform integrates CO with iron and steel enterprises in real time2The emission data is uploaded to a block chain network, each iron and steel enterprise is used as a block chain network node, carbon transaction, carbon emission and carbon emission reduction data in the block chain network are checked, recorded and verified, and the block chain network can be used for monitoring and checking the carbon emission statistics and carbon transaction settlement of the iron and steel enterprises in the area in an undistorted mode; the carbon transaction point-to-point blockchain token settlement transaction system is used for carbon transaction point-to-point blockchain token settlement transactions of emission reduction parties and emission parties in a supply area.
The beneficial effects of the utility model reside in that:
1. utilize the utility model discloses can realize main greenhouse gas CO in the flue gas to iron and steel enterprise2、CH4And N2The gases such as O and the like are monitored on line, and finally, the comprehensive CO of the smoke of the iron and steel enterprise is accurately monitored on line in real time2The emission amount is set as a foundation for monitoring the carbon emission amount of high-energy-consumption enterprises such as iron and steel enterprises and trading of future carbon emission rights, and a monitoring means is provided for monitoring the carbon emission amount of the iron and steel enterprises by domestic environmental protection departments in the future;
2. the utility model discloses the carbon emission that the electric power that the monitoring iron and steel enterprise consumed and the heating power correspond simultaneously makes iron and steel enterprise carbon emission monitoring more accurate.
3. The utility model discloses the implicit carbon emission of solid carbon in the production process of simultaneous monitoring iron and steel enterprise and the final product makes iron and steel enterprise carbon emission monitoring more accurate.
4. And the block chain technology and the network are utilized to realize point-to-point carbon transaction, carbon check, carbon emission and emission reduction online monitoring in the future.
Drawings
Fig. 1 is a schematic diagram of the overall system composition in embodiment 1 of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, and it should be noted that the present embodiment is based on the technical solution, and the detailed embodiments and the specific operation processes are provided, but the protection scope of the present invention is not limited to the present embodiment.
Example 1
A greenhouse gas emission monitoring system for iron and steel enterprises is shown in figure 1 and comprises a greenhouse gas real-time online monitoring module 10, a production process and carbon fixation product carbon emission monitoring module 20, and an energy consumption conversion CO2 Emissions calculation module 30 and integrated CO2A discharge amount monitoring platform 40;
the real-time on-line monitoring module 10 for greenhouse gases is used for monitoring CO in flue gas discharged by a chimney 101 in a steel enterprise in real time2And other greenhouse gases (CH)4、N2O, fluoride, etc.) and converting into CO based on the concentration2Real-time emission, then transferred to integrated CO2A discharge amount monitoring platform 40;
the monitoring module 20 for carbon emission in production process and carbon fixation products is used for monitoring CO generated by decomposition and oxidation of other outsourced carbon-containing raw materials and flux in the production process of iron and steel enterprises2Emission and CO implicit in the carbon sequestration product2The emissions are then transferred to integrated CO2A discharge amount monitoring platform 40;
energy consumption conversion of CO2The emission calculation module 30 is used for calculating the pair of power and heat power according to the net purchase and use of the iron and steel enterprisesCalculating CO according to the energy consumption2The emissions are then transferred to integrated CO2A discharge amount monitoring platform 40;
integrated CO2The emission monitoring platform 40 is used for receiving the greenhouse gas real-time online monitoring module 10, the production process and carbon fixation product carbon emission monitoring module 20 and the energy consumption conversion CO2The data transmitted by the emission amount calculation module 30 is calculated according to the data and the real-time comprehensive CO of the iron and steel enterprise2And (4) discharging the amount.
It should be noted that the iron and steel enterprises synthesize CO in real time2The emission was calculated as follows:
ECO2＝Eburning of+EProcess for producing a metal oxide+EElectric and thermal+ECarbon sequestration (1)
In the formula:
ECO2for the real-time synthesis of CO for iron and steel enterprises2Discharge in tons (tCO)2)；
EBurning ofCO generated by all the burning activities of net consuming fossil fuel for iron and steel enterprises2Discharge in tons (tCO)2) The greenhouse gas is obtained by a real-time online monitoring module;
Eprocess for producing a metal oxideCO generated by decomposition and oxidation of other outsourced carbon-containing raw materials and flux in the industrial production process of iron and steel enterprises2Discharge in tons (tCO)2)；ECarbon sequestrationImplicit CO for enterprise carbon sequestration products2Discharge in tons (tCO)2) (ii) a The carbon emission is obtained by a monitoring module 20 depending on the production process and the carbon-fixing product;
Eelectric and thermalNet purchase of power and heat generated CO for iron and steel enterprises2Discharge in tons (tCO)2) (ii) a Conversion of CO by energy consumption2The emission calculation module 30.
The fossil energy fuel used by iron and steel enterprises includes coal, natural gas, coal gas, oil, coke, coal gangue, coal water slurry, blue carbon, and the like.
Further, the system also comprises a flue gas online sampling device 50, and the greenhouse gas is monitored online in real timeThe measurement module 10 is connected to the online flue gas sampling equipment 50; the real-time online monitoring module 50 for greenhouse gases monitors CO in flue gas discharged from chimneys in steel enterprises on line in real time by at least one of a non-dispersive infrared spectroscopy (NDIR), a Tunable Diode Laser Absorption Spectroscopy (TDLAS), an infrared spectroscopy, a gas-sensitive electrode method, a gas chromatography, a gas filtering monitoring method and a wavelength scanning-cavity ring-down method WS-CRDS2And other concentrations of greenhouse gases.
Further, the greenhouse gas real-time online monitoring module is used for real-time online monitoring of CO of the fixed combustion emission source 100 in the iron and steel enterprise2And other greenhouse gas concentrations, which are provided in front of the chimney inlet of the stationary combustion emissions source 100.
The fixed combustion emission source 100 includes a coke oven, a sintering machine, a blast furnace, and an industrial boiler.
Further, the monitoring module 20 for carbon emission in production process and carbon-fixing product is used for monitoring CO generated by decomposition and oxidation of other outsourced carbon-containing raw materials (such as electrode, pig iron, ferroalloy, direct reduced iron and the like) and flux in the production process (sintering, iron making, steel making and the like) of iron and steel enterprises2And monitoring part of carbon solidified in produced export products and part of carbon solidified in carbon-fixed products produced by taking the by-product gas as raw materials in the production process of the iron and steel enterprises.
Further, the energy consumption is reduced to CO2The emission calculation module is used for measuring the CO implicitly generated by the net purchased electric power and the net purchased heat (such as steam) of the iron and steel enterprises2Emission of CO as part of2The emission amount actually occurs in power generation enterprises and heat generation enterprises that supply electric power and heat.
Further, the system also comprises a block chain network 60 built in the area, and a carbon transaction point-to-point block chain token settlement transaction system 70 realized by using the block chain network; comprehensive CO of each iron and steel enterprise2 Emission monitoring platform 40 integrates CO with iron and steel enterprises in real time2The emission data is uploaded to the block chain network 60, so that each iron and steel enterprise can be realizedAs a blockchain network node, the carbon transaction, carbon emission and carbon emission reduction data in the blockchain network are checked, recorded and verified, and the blockchain network 60 can be used for monitoring and checking the carbon emission statistics and carbon transaction settlement of the steel enterprises in the region in an undistortable manner; the carbon transaction point-to-point blockchain token settlement transaction system 70 is used for carbon transaction point-to-point blockchain token settlement transactions by emission reducing parties and emission parties in a region.
Example 2
The embodiment provides a method for utilizing the system for monitoring greenhouse gas emission of the iron and steel enterprises, which comprises the following specific processes:
CO2real-time online monitoring module for monitoring CO in flue gas discharged by chimney in iron and steel enterprise in real time2The concentration is converted to obtain CO2Real-time emission, then transferred to integrated CO2A discharge amount monitoring platform;
other greenhouse gas monitoring modules monitor the CO removal in the flue gas discharged by the chimney in the iron and steel enterprise in real time2Other greenhouse gas concentrations than CO and delivery to the integrated CO2A discharge amount monitoring platform;
CO2the emission calculation module calculates CO according to the energy consumption corresponding to the electric power and the heat power which are purchased and used by the iron and steel enterprises2Discharge capacity;
integrated CO2The emission monitoring platform receives the CO2Real-time on-line monitoring module, other greenhouse gas monitoring modules and energy consumption conversion CO2The data transmitted by the emission calculation module and the real-time comprehensive CO of the iron and steel enterprise are calculated according to the data2Discharge capacity;
building a carbon emission and carbon emission reduction monitoring and checking block chain network in the area;
a block chain network is used for realizing a point-to-point block chain token settlement transaction system for carbon transactions of an emission reduction party and an emission party in an area;
comprehensive CO of various iron and steel enterprises2Discharge monitoring platform integrates CO with iron and steel enterprises in real time2Uploading the emission data to a block chain network;
each iron and steel enterprise is used as a block chain network node and is used for checking, recording and verifying carbon transaction, carbon emission and carbon emission reduction data in the network;
the block chain network is utilized to monitor and check the carbon emission amount of the steel enterprises in the area and account the carbon transaction in a non-tampering mode.
Various corresponding changes and modifications can be made by those skilled in the art according to the above technical solutions and concepts, and all such changes and modifications should be included in the protection scope of the present invention.
Claims (5)
1. A greenhouse gas emission monitoring system for iron and steel enterprises is characterized by comprising a greenhouse gas real-time online monitoring module, a production process and carbon fixing product carbon emission monitoring module and energy consumption conversion CO2Emission calculation module and integrated CO2A discharge amount monitoring platform;
the greenhouse gas real-time on-line monitoring module is used for monitoring the concentration of greenhouse gas in flue gas discharged by a chimney in a steel enterprise in real time and converting the concentration to obtain CO2Real-time emission, then transferred to integrated CO2A discharge amount monitoring platform;
the monitoring module for carbon emission in the production process and the carbon fixation products is used for monitoring CO generated by decomposition and oxidation of outsourcing carbon-containing raw materials and flux in the production process of iron and steel enterprises2Emission and CO implicit in the carbon sequestration product2The emissions are then transferred to integrated CO2A discharge amount monitoring platform;
energy consumption conversion of CO2The emission calculation module is used for calculating CO according to the energy consumption corresponding to the electric power and the heat power which are purchased and used by the iron and steel enterprise net2The emissions are then transferred to integrated CO2A discharge amount monitoring platform;
integrated CO2The emission monitoring platform is used for receiving the greenhouse gas real-time online monitoring module, the production process and carbon fixing product carbon emission monitoring module and the energy consumption conversion CO2The data transmitted by the emission calculation module and the real-time comprehensive CO of the iron and steel enterprise are calculated according to the data2And (4) discharging the amount.
2. The system for monitoring greenhouse gas emission of steel enterprises according to claim 1, further comprising an online flue gas sampling device, wherein the real-time online greenhouse gas monitoring module is connected to the online flue gas sampling device; the greenhouse gas real-time online monitoring module monitors the concentration of greenhouse gas in flue gas discharged by a chimney in a steel enterprise on line in real time through at least one of a non-dispersive infrared analysis (NDIR), a Tunable Diode Laser Absorption Spectroscopy (TDLAS), an infrared spectroscopy, a gas-sensitive electrode method, a gas chromatography, a gas filtering monitoring method and a wavelength scanning-cavity ring-down method WS-CRDS.
3. The system for monitoring greenhouse gas emission of steel enterprises according to claim 1 or 2, wherein the greenhouse gas real-time online monitoring module is used for monitoring the concentration of greenhouse gas of a fixed combustion emission source in a steel enterprise on line in real time, and is arranged in front of a chimney inlet of the fixed combustion emission source.
4. The steel enterprise greenhouse gas emission monitoring system of claim 3, wherein the stationary combustion emission source comprises a coke oven, a sintering machine, a blast furnace, an industrial boiler.
5. The system for monitoring greenhouse gas emissions from iron and steel enterprises as claimed in claim 1, wherein the monitoring module for carbon emissions from production and carbon sequestration products is used for monitoring CO produced by iron and steel enterprises during production due to decomposition and oxidation of outsourcing carbon-containing raw materials and fluxes2And monitoring part of carbon solidified in produced export products and part of carbon solidified in carbon-fixed products produced by taking the by-product gas as raw materials in the production process of the iron and steel enterprises.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110866856A (en) * | 2019-12-24 | 2020-03-06 | 赫普能源环境科技有限公司 | System and method for monitoring greenhouse gas emission of iron and steel enterprise |
| CN113640466A (en) * | 2021-08-03 | 2021-11-12 | 广东电网有限责任公司 | A kind of carbon emission intensity measurement method, equipment and medium |
| CN113743960A (en) * | 2021-09-08 | 2021-12-03 | 升维科技有限公司 | Building carbon emission monitoring system and method |
| WO2022140998A1 (en) * | 2020-12-28 | 2022-07-07 | 北京航空航天大学苏州创新研究院 | Calculation system and method for greenhouse gas emissions in caprolactam production process |
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2019
- 2019-12-24 CN CN201922357510.5U patent/CN212061242U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110866856A (en) * | 2019-12-24 | 2020-03-06 | 赫普能源环境科技有限公司 | System and method for monitoring greenhouse gas emission of iron and steel enterprise |
| WO2022140998A1 (en) * | 2020-12-28 | 2022-07-07 | 北京航空航天大学苏州创新研究院 | Calculation system and method for greenhouse gas emissions in caprolactam production process |
| CN113640466A (en) * | 2021-08-03 | 2021-11-12 | 广东电网有限责任公司 | A kind of carbon emission intensity measurement method, equipment and medium |
| CN113743960A (en) * | 2021-09-08 | 2021-12-03 | 升维科技有限公司 | Building carbon emission monitoring system and method |
| CN113743960B (en) * | 2021-09-08 | 2023-12-15 | 新疆润疆工程设计有限责任公司 | Building carbon emission monitoring system and method |
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