CN111551676A - Greenhouse gas emission monitoring method - Google Patents
Greenhouse gas emission monitoring method Download PDFInfo
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- CN111551676A CN111551676A CN202010418726.2A CN202010418726A CN111551676A CN 111551676 A CN111551676 A CN 111551676A CN 202010418726 A CN202010418726 A CN 202010418726A CN 111551676 A CN111551676 A CN 111551676A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/004—Specially adapted to detect a particular component for CO, CO2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0037—Specially adapted to detect a particular component for NOx
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0044—Specially adapted to detect a particular component for H2S, sulfides
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0047—Specially adapted to detect a particular component for organic compounds
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means
- G01N33/0065—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means using more than one threshold
Abstract
The invention discloses a monitoring method of greenhouse gas emission, which relates to the technical field of greenhouse gas emission monitoring, and adopts the technical scheme that the monitoring method comprises a greenhouse gas emission calibration part and a greenhouse gas emission monitoring part; the greenhouse gas emission calibration part comprises calibration of real-time emission and emission time of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride respectively and calibration curve graphs Q1, Q2, Q3, Q4, Q5 and Q6 of the real-time emission and emission time of the carbon dioxide, the nitrous oxide, the hydrofluorocarbon, the perfluorocarbon and the sulfur hexafluoride respectively; the greenhouse gas emission monitoring part comprises a monitoring and judging part and a monitoring and judging part, wherein the monitoring and judging part is used for monitoring and judging corresponding greenhouse gases respectively and monitoring the emission of all the monitored gases integrally when all the monitored gases meet emission standards. The invention has the advantages of effectively reducing the emission of greenhouse gases and effectively monitoring the greenhouse gases generated in industrial production and/or human life.
Description
Technical Field
The invention relates to the technical field of greenhouse gas emission monitoring, in particular to a greenhouse gas emission monitoring method.
Background
Greenhouse gases are gases in the atmosphere that absorb solar radiation reflected from the ground and re-emit the radiation, such as water vapor, carbon dioxide, most refrigerants, etc. Their function is to make the earth's surface warmer, similar to the function of a greenhouse to trap solar radiation, and to heat the air in the greenhouse. The effect of such greenhouse gases on the earth becoming warmer is known as the "greenhouse effect". Water vapor, carbon dioxide, nitrous oxide, methane, etc. are all major greenhouse gases in the earth's atmosphere.
In the prior art, a greenhouse gas monitoring sensor is generally adopted to collect greenhouse gas emission data of a monitored site, then the data is transmitted to a processing center for processing, the greenhouse gas emitted by a factory is monitored according to an analysis processing result, and when the greenhouse gas exceeds the standard, an enterprise is required to be rectified.
However, because there are many types of greenhouse gases, it is difficult to achieve an effective greenhouse gas monitoring effect by only individually monitoring some greenhouse gases to determine whether the greenhouse gases exceed standards, and further, the effective monitoring of greenhouse gases generated in industrial production and people's life is affected, and needs to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a greenhouse gas emission monitoring system which has the effect of remarkably improving the monitoring effectiveness of greenhouse gases.
In order to achieve the purpose, the invention provides the following technical scheme:
a monitoring method of greenhouse gas emission comprises a greenhouse gas emission calibration part and a greenhouse gas emission monitoring part;
the greenhouse gas emission calibration part comprises calibration of real-time emission and emission time of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride respectively and calibration curve graphs Q1, Q2, Q3, Q4, Q5 and Q6 of the real-time emission and emission time of the carbon dioxide, the nitrous oxide, the hydrofluorocarbon, the perfluorocarbon and the sulfur hexafluoride respectively;
the greenhouse gas emission monitoring part comprises the following steps:
step 1, a greenhouse gas monitor respectively monitors real-time emission of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride, and transmits monitoring values to a central calculator for storage while corresponding real-time emission q1, q2, q3, q4, q5 and q6 are obtained;
step 2, sequentially judging whether q1, q2, q3, q4, q5 and q6 are smaller than a set threshold value, if so, continuing the step 3, otherwise, continuing the step 5;
step 3, calculating a real-time greenhouse gas emission requirement value m;
wherein qn (n is 1, 2.., 6) is the real-time emission amount of the corresponding greenhouse gas;
(n is 1, 2.., 6.) is the calibration discharge amount of the corresponding time in the corresponding calibration curve graph; a. b, c, d, e and f are real-time set constants of corresponding greenhouse gases;
step 4, judging whether m is smaller than a set threshold value, if so, giving an alarm, otherwise, continuing the step 1;
and 5, sending an alarm, wherein the alarm comprises corresponding real-time emission information.
By adopting the technical scheme, the greenhouse gases are divided into a plurality of different monitoring standards and are monitored independently, and meanwhile, when the greenhouse gases meet the emission standards mutually, the total real-time emission amount of the greenhouse gases is combined for monitoring, so that the aims of effectively reducing the emission of the greenhouse gases and effectively monitoring the greenhouse gases generated in industrial production and/or people life are fulfilled.
The invention is further configured to: in step 5, before the alarm is sent out, the step 1 and the step 2 are continued, if the step 5 is continued after the step 1 and the step 2 are continued, the alarm is sent out, otherwise, the step 1 is continued.
Through adopting above-mentioned technical scheme, promote the degree of accuracy of alarm, avoid the mistake that the monitoring produced to influence greenhouse gas's monitoring efficiency.
The invention is further configured to: the greenhouse gas emission calibration part comprises the following steps:
step 1, calibrating the real-time emission amount of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride and the emission time of one day respectively at the same place;
step 2, continuously calibrating for 7-30 days, and obtaining a calibration curve graph Qn (n is 1,2, 6) of corresponding greenhouse gases and emission time of one day after averaging;
and 3, comparing the emission amount of the corresponding greenhouse gas with the emission standard according to the requirement, setting an upper limit standard value if the emission amount of the corresponding greenhouse gas is lower than the emission standard of the corresponding greenhouse gas, and revising the emission amount in the corresponding calibration curve graph Qn to the emission standard if the emission amount of the corresponding greenhouse gas is higher than the emission standard of the corresponding greenhouse gas.
By adopting the technical scheme, an effective calibration curve graph Qn (n is 1, 2., 6) is obtained so as to accurately and effectively monitor and alarm greenhouse gases in the monitoring of greenhouse gas emission.
The invention is further configured to: in step 3, the upper limit standard value is less than or equal to the difference between the corresponding greenhouse gas emission standard and the emission amount, and a corresponding real-time setting constant is obtained, wherein the real-time setting constant is the quotient of the difference between the corresponding greenhouse gas emission standard and the emission amount and the corresponding greenhouse gas emission standard.
By adopting the technical scheme, the monitoring accuracy of greenhouse gas emission is remarkably improved.
The invention is further configured to: in step 2, if at least one of q1, q2, q3, q4, q5 and q6 is greater than the set threshold, continuing to monitor the corresponding real-time emission amount of greenhouse gases in step 1, and continuing to judge whether the corresponding real-time emission amount is greater than the set threshold.
By adopting the technical scheme, in the further confirmation, the corresponding discharge amount exceeding the set threshold value is only detected again, so that the monitoring efficiency of the monitoring method is improved, and the method has the effects of high accuracy and practicability.
The invention is further configured to: in step 2, if at least three of q1, q2, q3, q4, q5 and q6 are greater than the set threshold value, an alarm is issued while the monitoring of the real-time emission amount of the corresponding greenhouse gas in step 1 is continued, the alarm including implementation emission amount information of the corresponding greenhouse gas.
By adopting the technical scheme, in the further confirmation, if at least three corresponding real-time emission amounts exceed the set threshold value, the occurrence of corresponding conditions needs to be informed through an alarm while the further confirmation is carried out, so that the purpose of timely processing the greenhouse gas emission amount exceeding the standard is achieved.
In conclusion, the invention has the following beneficial effects: the greenhouse gases are respectively judged by a novel and unique method, and the overall emission of the greenhouse gases is judged when all the monitored gases meet the emission standard, so that the aims of effectively monitoring the emission of the greenhouse gases and timely treating the problem that the emission amount of the greenhouse gases exceeds the standard are fulfilled.
Detailed Description
A greenhouse gas emission monitoring method comprises a greenhouse gas emission calibration part and a greenhouse gas emission monitoring part.
The greenhouse gas emission calibration part comprises calibration of real-time emission and emission time of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride respectively and calibration curve graphs Q1, Q2, Q3, Q4, Q5 and Q6 of the real-time emission and emission time of the carbon dioxide, the methane, the nitrous oxide, the hydrofluorocarbon, the perfluorocarbon and the sulfur hexafluoride respectively;
the greenhouse gas emission calibration part comprises the following steps:
step 1, calibrating the real-time emission amount of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride and the emission time of one day respectively at the same place;
step 2, calibrating for 7-30 days, in this embodiment, calibrating for 15 days, and obtaining a calibration curve graph Qn (n is 1, 2.., 6) of corresponding greenhouse gases and emission time of one day after taking an average value;
and 3, comparing the emission amount of the corresponding greenhouse gas with the emission standard according to the requirement, setting an upper limit standard value if the emission amount of the corresponding greenhouse gas is lower than the emission standard of the corresponding greenhouse gas, and revising the emission amount in the corresponding calibration curve graph Qn to the emission standard if the emission amount of the corresponding greenhouse gas is higher than the emission standard of the corresponding greenhouse gas.
It should be noted that the upper limit standard value is less than or equal to the difference between the corresponding greenhouse gas emission standard and the emission amount, and a corresponding real-time setting constant is obtained. And setting a constant in real time as a quotient of the difference value between the corresponding greenhouse gas emission standard and the emission amount and the corresponding greenhouse gas emission standard so as to improve the monitoring accuracy of greenhouse gas emission. Therefore, after obtaining the effective calibration curve graph Qn (n is 1, 2.,. 6) by the above novel and unique method, the method will enable accurate and effective monitoring and alarming of greenhouse gases in monitoring of greenhouse gas emissions.
The greenhouse gas emission monitoring part comprises the following steps:
step 1, a greenhouse gas monitor respectively monitors real-time emission of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride, and transmits monitoring values to a central calculator for storage while corresponding real-time emission q1, q2, q3, q4, q5 and q6 are obtained;
step 2, sequentially judging whether q1, q2, q3, q4, q5 and q6 are smaller than a set threshold value, if so, continuing the step 3, otherwise, continuing the step 5;
step 3, calculating a real-time greenhouse gas emission requirement value m;
wherein qn (n is 1, 2.., 6) is the real-time emission amount of the corresponding greenhouse gas; (n is 1, 2.., 6.) is the calibration discharge amount of the corresponding time in the corresponding calibration curve graph; a. b, c, d, e and f are real-time set constants of corresponding greenhouse gases;
step 4, judging whether m is smaller than a set threshold value, if so, giving an alarm, otherwise, continuing the step 1;
and 5, after the information in the step 2 is received for the first time, continuing the step 1 and the step 2, if the real-time emission of the corresponding greenhouse gas obtained from the step 2 after the step 1 and the step 2 are continued is larger than a set threshold value, giving an alarm, and if the real-time emission of the corresponding greenhouse gas obtained from the step 2 is not larger than the set threshold value, continuing the step 1, wherein the alarm comprises corresponding real-time emission information.
It should be mentioned that, in step 2, if at least one of q1, q2, q3, q4, q5 and q6 is greater than the set threshold, continuing to monitor the real-time emission amount of the corresponding greenhouse gas in step 1, and continuing to judge whether the corresponding real-time emission amount is greater than the set threshold; meanwhile, in step 2, if at least three of q1, q2, q3, q4, q5 and q6 are greater than the set threshold value, an alarm including information on the implementation emission amount of the corresponding greenhouse gas is issued while the monitoring of the real-time emission amount of the corresponding greenhouse gas in step 1 is continued.
Therefore, the greenhouse gases are divided into a plurality of different monitoring standards and are monitored independently, and the total real-time emission amount of the greenhouse gases is combined to monitor when the greenhouse gases meet the emission standards, so that the aims of effectively reducing the greenhouse gas emission and effectively monitoring the greenhouse gases generated in industrial production and/or people's life are fulfilled. Make this embodiment have the effect of the degree of accuracy that promotes the alarm, avoid the mistake that the monitoring produced to influence the monitoring efficiency of greenhouse gas.
Correspondingly, in the process of further confirmation, the corresponding discharge amount exceeding the set threshold value is detected again, so that the monitoring efficiency of the monitoring method is improved, and the method has the effects of high accuracy and practicability. And when at least three corresponding real-time emission amounts exceed the set threshold value, the occurrence of corresponding conditions is informed through an alarm while further confirmation is carried out, so that the purpose of timely treating the greenhouse gas emission amount exceeding the standard is achieved.
In conclusion, the greenhouse gas emission monitoring method and the greenhouse gas emission monitoring system respectively judge each greenhouse gas through a novel and unique method, and judge the overall emission of the greenhouse gases when all monitored gases meet the emission standard, so that the aims of effectively monitoring the greenhouse gas emission and timely treating the problem that the emission amount of the greenhouse gases exceeds the standard are fulfilled.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, but all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the present invention may occur to those skilled in the art without departing from the principle of the present invention, and such modifications and embellishments should also be considered as within the scope of the present invention.
Claims (6)
1. A monitoring method for greenhouse gas emission is characterized by comprising a greenhouse gas emission calibration part and a greenhouse gas emission monitoring part;
the greenhouse gas emission calibration part comprises calibration of real-time emission and emission time of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride respectively and calibration curve graphs Q1, Q2, Q3, Q4, Q5 and Q6 of the real-time emission and emission time of the carbon dioxide, the nitrous oxide, the hydrofluorocarbon, the perfluorocarbon and the sulfur hexafluoride respectively;
the greenhouse gas emission monitoring part comprises the following steps:
step 1, a greenhouse gas monitor respectively monitors real-time emission of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride, and transmits monitoring values to a central calculator for storage while corresponding real-time emission q1, q2, q3, q4, q5 and q6 are obtained;
step 2, sequentially judging whether q1, q2, q3, q4, q5 and q6 are smaller than a set threshold value, if so, continuing the step 3, otherwise, continuing the step 5;
step 3, calculating a real-time greenhouse gas emission requirement value m;
wherein qn (n is 1, 2.., 6) is the real-time emission amount of the corresponding greenhouse gas;
(n is 1, 2.., 6.) is the calibration discharge amount of the corresponding time in the corresponding calibration curve graph; a. b, c, d, e and f are real-time set constants of corresponding greenhouse gases;
step 4, judging whether m is smaller than a set threshold value, if so, giving an alarm, otherwise, continuing the step 1;
and 5, sending an alarm, wherein the alarm comprises corresponding real-time emission information.
2. The method for monitoring greenhouse gas emission as claimed in claim 1, wherein: in step 5, before the alarm is sent out, the step 1 and the step 2 are continued, if the step 5 is continued after the step 1 and the step 2 are continued, the alarm is sent out, otherwise, the step 1 is continued.
3. The method for monitoring greenhouse gas emission as claimed in claim 1, wherein: the greenhouse gas emission calibration part comprises the following steps:
step 1, calibrating the real-time emission amount of carbon dioxide, methane, nitrous oxide, hydrofluorocarbon, perfluorocarbon and sulfur hexafluoride and the emission time of one day respectively at the same place;
step 2, continuously calibrating for 7-30 days, and obtaining a calibration curve graph Qn (n is 1,2, 6) of corresponding greenhouse gases and emission time of one day after averaging;
and 3, comparing the emission amount of the corresponding greenhouse gas with the emission standard according to the requirement, setting an upper limit standard value if the emission amount of the corresponding greenhouse gas is lower than the emission standard of the corresponding greenhouse gas, and revising the emission amount in the corresponding calibration curve graph Qn to the emission standard if the emission amount of the corresponding greenhouse gas is higher than the emission standard of the corresponding greenhouse gas.
4. The method for monitoring greenhouse gas emission as claimed in claim 3, wherein: in step 3, the upper limit standard value is less than or equal to the difference between the corresponding greenhouse gas emission standard and the emission amount, and a corresponding real-time setting constant is obtained, wherein the real-time setting constant is the quotient of the difference between the corresponding greenhouse gas emission standard and the emission amount and the corresponding greenhouse gas emission standard.
5. The method for monitoring greenhouse gas emission as claimed in claim 1, wherein: in step 2, if at least one of q1, q2, q3, q4, q5 and q6 is greater than the set threshold, continuing to monitor the corresponding real-time emission amount of greenhouse gases in step 1, and continuing to judge whether the corresponding real-time emission amount is greater than the set threshold.
6. The method for monitoring greenhouse gas emission as claimed in claim 5, wherein: in step 2, if at least three of q1, q2, q3, q4, q5 and q6 are greater than the set threshold value, an alarm is issued while the monitoring of the real-time emission amount of the corresponding greenhouse gas in step 1 is continued, the alarm including implementation emission amount information of the corresponding greenhouse gas.
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| CN114113481A (en) * | 2021-11-24 | 2022-03-01 | 特斯联科技集团有限公司 | Enterprise greenhouse gas source capturing system |
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