CN113341080A - Carbon emission monitoring and alarming system for power production - Google Patents
Carbon emission monitoring and alarming system for power production Download PDFInfo
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- CN113341080A CN113341080A CN202110903132.5A CN202110903132A CN113341080A CN 113341080 A CN113341080 A CN 113341080A CN 202110903132 A CN202110903132 A CN 202110903132A CN 113341080 A CN113341080 A CN 113341080A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 63
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 144
- 238000005070 sampling Methods 0.000 claims abstract description 51
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 239000010908 plant waste Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000010992 reflux Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 81
- 239000002912 waste gas Substances 0.000 claims description 62
- 230000002093 peripheral effect Effects 0.000 claims description 30
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 12
- 238000010248 power generation Methods 0.000 claims description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 239000003546 flue gas Substances 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000012546 transfer Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 44
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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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—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/004—CO or CO2
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
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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
-
- 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 or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a carbon emission monitoring and alarming system for power production, comprising: power plant waste gas discharge pipe and power plant CO2Monitoring and early warning assembly, post-detection exhaust gas backflow assembly, exhaust gas sampling and guiding assembly and power plant CO2Concentration alarm, power plant CO2Monitoring early warning subassembly links to each other with power plant's exhaust emission pipe, examines back exhaust gas backflow subassembly intercommunication power plant's exhaust emission pipe and power plant's exhaust sampling pipe, and exhaust sampling water conservancy diversion subassembly rotationally establishes in power plant's exhaust emission pipe in order to be leading-in the CO of power plant with the air current in order to examine the back exhaust gas reflux subassembly2Monitoring the diversion status of the early warning assembly and preventing the flow of CO from entering the power plant2Monitoring and early warning assembly is switched between cut-off states, and CO in power plant2Signal connection CO of concentration alarm2Concentration early warning detector, when C02When the detection value of the concentration early warning detector is larger than the preset value, the CO in the power plant2And a concentration alarm gives an alarm. In the embodiment of the invention, the production worker can be prompted andsometimes adopt CO2The emission control means of (1).
Description
Technical Field
The invention belongs to the technical field of greenhouse gas concentration alarm devices, and particularly relates to a carbon emission monitoring alarm system for power production.
Background
In an electric power system, heat generated by combustion of combustible materials is often accompanied by generation of exhaust gas while being used for power generation. The exhaust gas contains carbon dioxide, and since carbon dioxide is the gas with the highest contribution to the greenhouse effect, the main means for controlling the greenhouse effect is to control the emission of carbon dioxide.
In the prior art, the technical problems of monitoring, early warning, alarming and the like of the content of carbon dioxide in the waste gas are to be further solved.
Disclosure of Invention
In view of the problems in the prior art, the present invention provides a carbon emission monitoring and warning system for power generation when CO is present in the exhaust gas2When the concentration of (2) exceeds a preset value, power plant CO2The concentration alarm gives an alarm in time, thereby prompting production workers to adopt to control CO in time2And (5) a control means of emission.
According to the embodiment of the invention, the carbon emission monitoring and alarming system for power generation comprises: power plant waste gas discharge pipe and power plant CO2Monitoring early warning subassembly, examine back waste gas backward flow subassembly, uselessGas sampling flow guide assembly and power plant CO2A concentration alarm, wherein the exhaust gas discharge pipe of the power plant is suitable for communicating with a flue gas pipeline of a thermal power plant, and the CO of the power plant2The monitoring and early warning assembly is connected with the exhaust gas discharge pipe of the power plant, and the CO of the power plant2The monitoring and early warning assembly comprises: waste gas cooling pipe, cooling assembly, power plant waste gas sampling pipe and CO2Concentration early warning detector, the one end of exhaust gas cooling pipe with power plant's exhaust emission pipe is linked together, cooling module is used for cooling sample gas in the exhaust gas cooling pipe, power plant's exhaust gas sampling union coupling is in keeping away from of exhaust gas cooling pipe the one end of power plant's exhaust emission pipe, CO2Concentration early warning detector intercommunication the inner chamber of power plant's waste gas sampling tube is in order to be used for detecting the interior sample gas of power plant's waste gas sampling tube, examine back waste gas backflow subassembly intercommunication power plant's waste gas discharge pipe with power plant's waste gas sampling tube, waste gas sample water conservancy diversion subassembly rotationally establishes in the power plant's waste gas discharge pipe, in order to be leading-in at the air current power plant CO2Monitoring the diversion status of the early warning assembly and preventing the flow of air from entering the power plant CO2Monitoring the switching between the cut-off states of the early warning assembly, the power plant CO2The concentration alarm is connected with the CO through signals2Concentration early warning detector, when said CO2When the detection value of the concentration early warning detector is greater than the preset value, the CO of the power plant2And a concentration alarm gives an alarm.
According to some specific embodiments of the present invention, a heat dissipation plate is fixedly connected to an inner peripheral wall of the exhaust gas cooling pipe, the heat dissipation plate extends inward in a radial direction of the exhaust gas cooling pipe, the heat exchange pipe is wound around an outer peripheral wall of the exhaust gas cooling pipe to exchange heat with the exhaust gas cooling pipe, the heat dissipation plate is plural, and the plural heat dissipation plates are arranged at intervals in a length direction and a circumferential direction of the exhaust gas cooling pipe;
the cooling assembly includes: cooling pump, heat exchange tube and liquid reserve tank, the heat exchange tube winding on the periphery wall of waste gas cooling tube in order with the waste gas cooling tube carries out the heat transfer, the one end of cooling pump links to each other with the one end of liquid reserve tank, the other end of cooling pump with the other end of liquid reserve tank respectively with two ports of heat exchange tube are linked together.
According to some embodiments of the invention, a projection of the heat dissipation plate on the peripheral wall of the exhaust gas cooling pipe is located within an outer contour of a projection of the heat exchange pipe on the peripheral wall of the exhaust gas cooling pipe.
According to some embodiments of the invention, the exhaust sampling assembly comprises: connecting pipe, wind gathering cylinder, flabellum and filter screen, the one end of connecting pipe with power plant's exhaust emission pipe's perisporium rotates and is connected, the perisporium of wind gathering cylinder with the other end of connecting pipe is linked together, the wind gathering cylinder internal rotation is connected with the pivot, the flabellum is established the tip of pivot, the filter screen is established in the wind gathering cylinder, the connecting pipe through a swivel mount with the exhaust cooling pipe rotates and connects.
According to some embodiments of the present invention, the inner peripheral wall of the rotary sleeve is fixedly connected with a first fan plate, the first fan plate has a fan-shaped gap, the inner peripheral wall of the exhaust gas cooling pipe is fixedly connected with a second fan plate, the second fan plate has a fan-shaped structure, and the area of the second fan plate is larger than the area of the fan-shaped gap, in a stop state, the second fan plate blocks the fan-shaped gap, and in a diversion state, the second fan plate is stacked with the first fan plate to expose the fan-shaped gap, so that the air flow flows into the CO2And monitoring and early warning components.
According to some specific embodiments of the present invention, one axial end of the wind gathering cylinder is configured as a conical portion, and the other axial end of the wind gathering cylinder is an inlet end, and a sectional area of the conical portion is gradually reduced in a direction away from the inlet end; wherein, in the cut-off state, in the flowing direction of the airflow in the power plant exhaust emission pipe, the inlet end is positioned at the downstream of the cone part, and in the diversion state, the inlet end is positioned at the upstream of the cone part.
According to some embodiments of the present invention, the post-detection exhaust gas recirculation assembly includes a return pipe, a piston, a push rod and a pull rod, the return pipe is fixedly connected to the peripheral wall of the power plant waste gas discharge pipe and is arranged in parallel with the connecting pipe, the peripheral wall of the return pipe is fixedly connected with the power plant waste gas sampling pipe, the piston is arranged in the return pipe, the peripheral wall of the piston is fixedly connected with a sealing ring, the piston is connected with the inner peripheral wall of the return pipe in a sliding way through the sealing ring, the end surface of the piston, which is far away from the waste gas discharge pipe of the power plant, is provided with a limit groove, one end of the push rod passes through the return flow pipe and is clamped with the limit groove, the push rod is slidable relative to the backflow pipe, the other end of the push rod is connected with the pull rod, and the length of the backflow pipe is smaller than that of the push rod.
According to some embodiments of the present invention, a carbon emission monitoring and warning system for power generation includes a sampling adjustment assembly coupled to the exhaust sampling assembly and the plant exhaust emission pipe to adjust a position of the exhaust sampling assembly relative to the plant exhaust emission pipe.
According to some embodiments of the present invention, the sampling adjustment assembly includes a driving rod, a control column block, a positioning column, an adjusting rod, a first spring and a second spring, wherein the driving rod, the control column block and the adjusting rod are all rotatable relative to the power plant exhaust emission pipe; wherein, the one end of actuating lever is connected in the one side that deviates from the waste gas cooling pipe of the perisporium of wind gathering section of thick bamboo, the other end of actuating lever is equipped with the control post piece, the radial both sides of control post piece along the actuating lever have seted up the card hole of L shape respectively, the card hole by the lateral surface that deviates from the actuating lever of control post piece runs through to the outer peripheral face of control post piece, two the reference column is located the radial both sides of control post piece along the actuating lever and with two the card hole one-to-one, the reference column with power plant's waste gas delivery pipe slidable links to each other, be connected with first spring between reference column and the power plant's waste gas delivery pipe, first spring is used for often driving the reference column slides in order to block into the card hole towards the direction that is close to the control post piece, the one end of adjusting lever is located the outside of power plant's waste gas delivery pipe, the other end of adjusting the pole wears to locate power plant exhaust emission pipe's perisporium with control post piece sliding connection, the other end of adjusting the pole be equipped with two card hole one-to-one complex card is protruding, the card is protruding to be located card downthehole part with the reference column ends to the contact, the second spring is established adjust the pole with between the control post piece, the second spring is used for often driving adjust the pole orientation and keep away from the direction of control post piece removes.
According to some embodiments of the present invention, one end of the positioning column facing the control column block is a hemispherical structure, an end of the locking protrusion is an inclined surface structure, and the inclined surface structure abuts against the hemispherical structure of the positioning column.
According to some embodiments of the invention, the method comprises: the seal assembly, the seal assembly is located in the exhaust emission of power plant pipe, the seal assembly includes gear circle, drive gear, pushes away the pole and shelters from the apron, the gear circle is connected on the periphery wall of connecting pipe, drive gear with the gear circle meshing, drive gear's axial one side fixedly connected with pulls the post, push away the pole one end with it rotates to pull the post and connects, shelter from the apron with the other end of pushing away the pole rotates and connects, shelter from the apron with power plant exhaust emission pipe sliding fit is in order to be used for opening or sealing the reflux pipe.
The carbon emission monitoring and alarming system for power production at least can bring the following technical effects:
1. by setting up CO2Concentration early warning detector and power plant CO2Concentration alarm using CO2CO detection by concentration early warning detector2Concentration of CO in the sampled gas2When the concentration of (2) exceeds a preset value, power plant CO2The concentration alarm gives an alarm in time, so that production workers can be prompted to adopt CO in time2The emission control means of (2) avoids CO2The excessive emission of the CO is avoided2The pollution caused by the emission to the environment can be reduced at least to a certain extentThe economic expenditure caused by the problem can save the cost for controlling the environmental pollution; on the other hand, the operation of production line workers can be facilitated, and the production line workers do not need to manually monitor CO for a long time2The concentration early warning detector is favorable for reducing labor cost and saving labor expenditure of enterprises.
2. Through the heat exchange of utilizing exhaust gas cooling pipe and cooling module to dispel the heat to the sample gas in the exhaust gas cooling pipe, with reduce gas temperature, avoided because of gas temperature is higher to CO2The damage caused by the concentration early warning detector is avoided, and further CO is avoided2And the maintenance cost and the replacement cost are increased due to the damage of the concentration early warning detector.
3. Through setting up waste gas sample water conservancy diversion subassembly, be favorable to more air currents to be led to power plant CO2Monitoring pre-warning components to facilitate CO2CO detection by concentration early warning detector2The concentration of the carbon dioxide is beneficial to improving the accuracy of detection, and further the CO is detected2Effective monitoring of emission, avoiding CO2The problem of inaccurate detection caused by small amount of sampling gas in the monitoring and early warning assembly is solved, so that the CO is prevented2Inaccurate monitoring of concentration. And, among the waste gas sample water conservancy diversion subassembly, the cooperation of flabellum, a wind section of thick bamboo and filter screen not only can guide the gas among the exhaust emission pipe of power plant to get into the monitoring early warning subassembly of power plant, and debris in the filter screen can filter the flue gas can prevent moreover that debris from damaging the monitoring early warning subassembly of power plant, can prevent moreover that debris from influencing the testing result, are favorable to further promoting the detection accuracy to promote the monitoring precision.
4. Examine back waste gas backward flow subassembly through setting up, be favorable to leading the sample gas who detects to the power plant exhaust emission intraductal to this part gas and the gas that originally is located the power plant exhaust emission intraductal converge, thereby be convenient for centralized processing. And, in order to guarantee the representativeness of sampling, the user can be through the pull rod of pull reflux tube tip for certain pressure is maintained in piston motion, reflux pipe and the waste gas sampling pipe, avoids at the in-process to sample gas detection, and the air current can't stay the certain time in the waste gas sampling pipe, and the detection accuracy who arouses is low problem.
5. The setting of sample adjustment subassembly can conveniently adjust the relative power plant's of waste gas sample water conservancy diversion subassembly position to waste gas sample water conservancy diversion subassembly the cut-off state and the water conservancy diversion state adjust, and the sample adjustment subassembly is adjusting waste gas sample water conservancy diversion subassembly when cut-off state or water conservancy diversion state, can also fix a position waste gas sample water conservancy diversion subassembly in current state, the rotation of waste gas sample water conservancy diversion subassembly has been avoided, thereby be favorable to improving the reliability of waste gas sample water conservancy diversion subassembly work.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram illustrating an overall structure of a preferred embodiment of a carbon emission monitoring and warning system for power generation according to the present invention;
FIG. 2 shows the exhaust gas discharge pipe of the power plant and the CO of the power plant shown in FIG. 12A schematic diagram of a connection structure of the monitoring and early warning assembly;
FIG. 3 is an enlarged view of the part A shown in FIG. 2;
FIG. 4 is a schematic structural view of the exhaust sampling guide assembly shown in FIG. 2;
FIG. 5 is the power plant CO of FIG. 22The monitoring and early warning assembly and the waste gas sampling and guiding assembly are connected with each other through a schematic diagram;
FIG. 6 is the power plant CO of FIG. 22The monitoring and early warning assembly is connected with the sealing assembly;
FIG. 7 is a schematic structural view of the post-detection exhaust gas recirculation assembly shown in FIG. 2;
fig. 8 is a schematic structural view of the piston shown in fig. 2.
In the figure: 1. exhaust gas discharge pipe of power plant, 2, CO of power plant2Monitoring and early warning assembly, 21, waste gas cooling pipe, 22, heat exchange pipe, 23, cooling pump, 24, liquid storage tank, 25, power plant waste gas sampling pipe, 26, CO2Concentration early warning detector, 27, heating panel, 3, after-detection exhaust gas backflow component, 31, pull rod, 32, backflow pipe, 33, push rod, 34, piston, 35, sealing ring, 36, limiting groove, 4, exhaust gas sampling flow guide groupPart, 41, wind gathering cylinder, 42, rotating shaft, 43, fan blade, 44, filter screen, 45, connecting pipe, 46, rotary sleeve, 47, first fan blade, 48, second fan blade, 49, triangular pad, 5, sampling adjusting assembly, 51, driving rod, 52, control column block, 53, clamping hole, 54, positioning column, 55, first spring, 56, second spring, 57, adjusting rod, 58, clamping convex, 6, sealing assembly, 61, gear ring, 62, driving gear, 63, traction column, 64, pushing rod, 65, shielding cover plate, 66, limiting slide block, 7, power plant CO2A concentration alarm.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
A carbon emission monitoring alarm system for power generation according to an embodiment of the present invention will be described with reference to fig. 1 to 8.
As shown in fig. 1 and 2, a carbon emission monitoring alarm system for power generation according to an embodiment of the present invention includes: power plant waste gas discharge pipe 1 and power plant CO2Monitoring and early warning subassembly 2, examine back waste gas backward flow subassembly 3, waste gas sample water conservancy diversion subassembly 4, sample adjustment subassembly 5 and power plant CO2A concentration alarm 7. Wherein, power plant CO2The monitoring and early warning assembly 2 is connected with the exhaust gas discharge pipe 1 of the power plant.
Specifically, as shown in FIGS. 1-2, the power plant CO2The monitoring and early warning assembly 2 comprises: an exhaust gas cooling pipe 21, a cooling pump 23, a heat exchange pipe 22, a power plant exhaust gas sampling pipe 25 and CO2And a concentration early warning detector 26. Wherein the exhaust gas discharge pipe 1 of the power plant is adapted to communicate with a flue gas duct of a thermal power plant for guiding exhaust gas discharged from the power plant to CO2Among the concentration monitoring alarm system, the one end of exhaust gas cooling pipe 21 is linked together with power plant's exhaust emission pipe 1, fixedly connected with heating panel 27 on the internal perisporium of exhaust gas cooling pipe 21, heating panel 27 extends along exhaust gas cooling pipe 21's radial inside, heat exchange tube 22 twines on exhaust gas cooling pipe 21's periphery wall in order to carry out the heat transfer with exhaust gas cooling pipe 21, the one end of cooling pump 23 links to each other with the one end of liquid reserve tank 24, the other end of cooling pump 23 and another of liquid reserve tank are continuousThe ends of the heat exchange tube 22 are respectively communicated with two ports of the heat exchange tube, a power plant waste gas sampling tube 25 is connected with one end of the waste gas cooling tube 21 far away from the power plant waste gas discharge tube 1, and CO is2The concentration early warning detector 26 is communicated with the inner cavity of the power plant waste gas sampling pipe 25 and is used for detecting the sampled gas in the power plant waste gas sampling pipe 25.
The post-detection exhaust gas recirculation assembly 3 is communicated with the power plant exhaust gas discharge pipe 1 and the power plant exhaust gas sampling pipe 25, and the exhaust gas sampling guide assembly 4 is rotatably arranged in the power plant exhaust gas discharge pipe 1 to guide the air flow into the power plant CO2Monitoring the diversion state of the early warning assembly 2 and preventing the air flow from entering the CO of the power plant2Switch between the off-state of monitoring early warning subassembly 2, sample adjustment subassembly 5 links to each other with waste gas sample water conservancy diversion subassembly 4 and power plant's exhaust emission pipe 1 respectively to be used for adjusting the position of waste gas sample water conservancy diversion subassembly 4 relative power plant's exhaust emission pipe 1.
CO of power plant2Concentration alarm 7 signal connection CO2Concentration early warning detector 26, when CO2When the detection value of the concentration early warning detector 26 is greater than the preset value, the CO in the power plant2Concentration alarm 7 gives an alarm, and power plant CO2The concentration alarm 7 may be an audible alarm, for example, connected to the CO2A buzzer on the concentration warning detector 26 and capable of sounding, or a light alarm, such as an indicator light; once CO is present2When the concentration early warning detector 26 exceeds the preset value, the device can emit harsh sound or continuous flashing light to remind the working personnel. CO of power plant2Concentration alarm 7 alarms and CO2The concentration early warning detectors 26 can be electrically connected with each other, and the CO in the power plant2The concentration alarm 7 can be connected to CO2And a concentration early warning detector 26.
Particularly, in the course of the work, at first be linked together power plant's exhaust emission pipe 1 and flue gas pipeline for carry out the transport of waste gas through power plant's exhaust emission pipe 1, waste gas sample water conservancy diversion subassembly 4 is in the water conservancy diversion state, power plant's exhaust emission pipe 1's the outside is equipped with waste gas cooling pipe 21, if the gas temperature in power plant's exhaust emission pipe 1 is higher, in order to carry out abundant cooling to the gas of drawing forth through waste gas cooling pipe 21, waste gas cooling pipe 21's outside spiral winding has heat exchange tube 22, heat exchangePipe 22 intercommunication liquid reserve tank 24, liquid reserve tank 24 pours into the coolant liquid into, after external power supply is connected to cooling pump 23, cooling pump 23 makes the coolant liquid flow at heat exchange tube 22 inner loop, thereby see through waste gas cooling tube 21 and cool down the gas of inside, and simultaneously, waste gas cooling tube 21's inboard fixedly connected with heating panel 27, two sets of heating panel 27 crisscross setting of each other, make gas after getting into waste gas cooling tube 21, effect of blockking through heating panel 27, make the flow distance of air lengthen greatly, thereby promote the contact time between gaseous and the waste gas cooling tube 21 pipe wall, promote the cooling effect to the air current, then, the gas of accomplishing the cooling can get into in the waste gas sampling tube 25 of power plant, and the CO through waste gas sampling tube 25 side-mounting of power plant2The concentration early warning detector 26 detects the gas in real time when the CO in the waste gas2When the concentration of (2) exceeds a preset value, power plant CO2The concentration alarm 7 gives an alarm in time, and the detected waste gas can flow back to the waste gas discharge pipe 1 of the power plant through the detected waste gas backflow component 3.
According to the carbon emission monitoring and alarming system for power generation, the CO is arranged2Concentration early warning detector 26 and power plant CO2Concentration alarm 7 using CO2Real-time CO detection of concentration early warning detector2Concentration of CO in the exhaust gas2When the concentration of (2) exceeds a preset value, power plant CO2The concentration alarm 7 gives an alarm in time, thereby prompting production workers to adopt CO in time2To the extent of CO to the enterprise2And monitoring the maximum concentration of the discharged gas in real time. In addition, CO by power plants2Monitoring early warning subassembly 2 is derived the gas in the pipeline and is detected and cool down, avoids the gas of high temperature to cause the damage to equipment.
In some embodiments, the heat dissipation plate 27 is provided in plural, and the plural heat dissipation plates 27 are spaced apart in both the length direction and the circumferential direction of the exhaust gas cooling pipe 21, and the spaced apart heat dissipation plates 27 can improve the heat dissipation efficiency of the exhaust gas cooling pipe 21.
Further, the projection of the heat dissipation plate 27 on the peripheral wall of the exhaust gas cooling pipe 21 is located within the outline of the projection of the heat exchange pipe 22 on the peripheral wall of the exhaust gas cooling pipe 21, that is, the position of the heat dissipation plate 27 corresponds to the position of the heat exchange pipe 22, so that the heat exchange efficiency between the heat dissipation plate 27 and the heat exchange pipe 22 can be improved, and the heat on the heat dissipation plate 27 can be rapidly diffused.
In some embodiments, as shown in fig. 2, the exhaust sampling assembly 4 includes: the exhaust gas cooling device comprises a connecting pipe 45, an air gathering cylinder 41, fan blades 43 and a filter screen 44, wherein one end of the connecting pipe 45 is rotatably connected with the peripheral wall of the exhaust gas discharge pipe 1 of the power plant, the peripheral wall of the air gathering cylinder 41 is communicated with the other end of the connecting pipe 45, a rotating shaft 42 is rotatably connected in the air gathering cylinder 41, the fan blades 43 are arranged at the end part of the rotating shaft 42, the filter screen is arranged in the air gathering cylinder 41, one end of the connecting pipe 45 is fixedly connected with a rotating sleeve 46, and the connecting pipe 45 is rotatably connected with the exhaust gas cooling pipe 21 through the rotating sleeve 46.
The fan blades 43, the wind gathering cylinder 41 and the filter screen 44 are matched, so that the gas in the exhaust gas discharge pipe 1 of the power plant can be guided to enter CO in the power plant2The monitoring and early warning component 2, the filter screen 44 can filter the sundries in the flue gas, and the sundries can be prevented from damaging the CO of the power plant2Monitoring early warning subassembly 2 can prevent moreover that debris from influencing the testing result, is favorable to further promoting the detection accuracy to promote the monitoring precision.
In some embodiments, a first fan plate 47 is fixedly connected to the inner peripheral wall of the rotary sleeve 46, the first fan plate 47 has a fan-shaped gap, a second fan plate 48 is fixedly connected to the inner peripheral wall of the exhaust gas cooling pipe 21, the second fan plate 48 has a fan-shaped structure, the area of the second fan plate 48 is larger than that of the fan-shaped gap, in the off state, the second fan plate 48 blocks the fan-shaped gap, in the diversion state, the second fan plate 48 is stacked with the first fan plate 47 to expose the fan-shaped gap, so that the air flow flows into the CO of the power plant through the fan-shaped gap2And monitoring the early warning assembly 2. Thus, the second panel 48 can be selectively opened or closed as desired.
As shown in fig. 2, according to some embodiments of the present invention, one axial end of the wind gathering cylinder 41 is configured as a conical portion, and the other axial end of the wind gathering cylinder is an inlet end, and the cross-sectional area of the conical portion is gradually reduced in a direction away from the inlet end; wherein, in the cut-off state, the inlet end is positioned at the downstream of the cone part in the flowing direction of the airflow in the exhaust gas discharge pipe 1 of the power plant, and in the diversion state, the inlet end is positioned at the upstream of the cone part.
That is, one end of the outer diameter of the wind gathering cylinder 41 is larger, the other end is smaller, the end of the wind gathering cylinder 41 with smaller outer diameter is formed into a cone part, and the end of the wind gathering cylinder 41 with larger outer diameter is an inlet end; when the wind gathering cylinder 41 is in the cut-off state, the cone part is over against the inflow direction of the airflow in the exhaust gas discharge pipe 1 of the power plant, the direction of the inlet end is consistent with the outflow direction of the airflow, and the air cannot enter the wind gathering cylinder 41; when the wind gathering cylinder 41 is in a flow guiding state, the inlet end of the wind gathering cylinder 41 faces the flowing direction of the airflow, and the air enters the wind gathering cylinder 41 through the inlet end, and further enters CO in the power plant2And monitoring the early warning assembly 2.
The wind gathering cylinder 41 with the structure can be switched between a cut-off state and a flow guiding state to control and monitor airflow, and the obstruction of the wind gathering cylinder 41 to the airflow in the cut-off state can be reduced by arranging the cone part, so that the normal work of the waste gas discharge pipe 1 of the power plant is ensured.
In some specific embodiments, the exhaust gas recirculation assembly 3 after detection includes a backflow pipe 32, a piston 34, a push rod 33 and a pull rod 31, the backflow pipe 32 is fixedly connected to a peripheral wall of the exhaust gas discharge pipe 1 of the power plant and is arranged in parallel with the connection pipe 45, the peripheral wall of the backflow pipe 32 is fixedly connected to the exhaust gas sampling pipe 25 of the power plant, the piston 34 is arranged in the backflow pipe 32, a sealing ring 35 is fixedly connected to the peripheral wall of the piston 34, the piston 34 is slidably connected to an inner peripheral wall of the backflow pipe 32 through the sealing ring 35, a limiting groove 36 is formed in an end surface of the piston 34 far away from the exhaust gas discharge pipe 1 of the power plant, one end of the push rod 33 penetrates through the backflow pipe 32 and is clamped to the limiting groove 36, the push rod 33 is slidable relative to the backflow pipe 32, the other end of the push rod 33 is connected to the pull rod 31, and the length of the backflow pipe 32 is smaller than the length of the push rod 33.
Specifically, the extracted gas flows through the power plant exhaust gas sampling pipe 25 and then enters the return pipe 32, the end of the return pipe 32 is communicated with the side wall of the power plant exhaust gas discharge pipe 1, in the process of detecting the gas, the flow velocity of the gas in the power plant exhaust gas discharge pipe 1 is high, so that the gas in the return pipe 32 can be converged into the power plant exhaust gas discharge pipe 1 under the influence of pressure difference, the gas in the power plant exhaust gas sampling pipe 25 can flow in real time, the sampling representativeness is ensured, meanwhile, if the dust in the detection pipeline is accumulated excessively, a user can pull the pull rod 31 at the end of the return pipe 32, so that the piston 34 can move back and forth in the return pipe 32, and accordingly, strong airflow is artificially produced in the detection pipeline, and certain adhered dirt can be removed.
As shown in fig. 3, in the present embodiment, the sampling adjustment assembly 5 includes a driving rod 51, a control column block 52, a positioning column 54, an adjusting rod 57, a first spring 55 and a second spring 56, and the driving rod 51, the control column block 52 and the adjusting rod 57 are all rotatable with respect to the power plant exhaust gas discharge pipe 1.
Wherein, one end of the driving rod 51 is connected to one side of the peripheral wall of the air gathering barrel 41, which is far away from the exhaust gas cooling pipe 21, the other end of the driving rod 51 is provided with a control column block 52, two radial sides of the control column block 52 along the driving rod 51 are respectively provided with an L-shaped clamping hole 53, the clamping hole 53 penetrates through the peripheral surface of one side of the control column block 52, which is far away from the driving rod 51, to the control column block 52, two positioning columns 54 are positioned at two radial sides of the control column block 52 along the driving rod 51 and are in one-to-one correspondence with the two clamping holes 53, the positioning columns 54 are slidably connected with the exhaust gas discharge pipe 1 of the power plant, a first spring 55 is connected between the positioning columns 54 and the exhaust gas discharge pipe 1 of the power plant, the first spring 55 is used for normally driving the positioning columns 54 to slide towards the direction close to the control column block 52 to be clamped into the clamping holes 53, one end of the adjusting rod 57 is positioned at the outer side of the exhaust gas discharge pipe 1 of the power plant, the other end of the adjusting rod 57 is arranged through the peripheral wall of the exhaust gas discharge pipe 1 of the power plant and is slidably connected with the control column block 52, the other end of the adjusting rod 57 is provided with two clamping protrusions 58 which are correspondingly matched with the two clamping holes 53 one by one, the part of the clamping protrusions 58, which is positioned in the clamping holes 53, is in contact with the positioning column 54 in a stopping manner, the second spring 56 is arranged between the adjusting rod 57 and the control column block 52, and the second spring 56 is used for normally driving the adjusting rod 57 to move towards the direction far away from the control column block 52.
In order to facilitate the rotation of the wind gathering cylinder 41 and the connecting pipe 45, the other side of the wind gathering cylinder 41 is fixedly connected with a driving rod 51, the end part of the driving rod 51 is fixedly connected with a control column block 52, two sides of the control column block 52 are respectively clamped with positioning columns 54 arranged on the same side through clamping holes 53, so as to keep the orientation of the wind gathering cylinder 41 at the moment, when adjustment is needed, a user needs to press an adjusting rod 57 arranged on the side surface of the exhaust gas discharge pipe 1 of the power plant, so that clamping protrusions 58 at the end parts of the adjusting rod 57 slide into the clamping holes 53 on the control column block 52, in the sliding process of the adjusting rod 57, the clamping protrusions 58 at the end parts of the adjusting rod 57 are abutted against the end parts of the positioning columns 54 and continue to push the positioning columns 54, so that the positioning columns 54 slide towards two sides and compress the first springs 55, and after the clamping protrusions 58 at the end parts of the adjusting rod 57 completely slide into the clamping holes 53, the positioning columns 54 are extruded out of the clamping holes, the user can drive actuating lever 51 through rotating adjusting lever 57 and rotate this moment, and then makes wind gathering cylinder 41 change the orientation, and reference column 54 slides into another card hole 53 again this moment, and the tip of reference column 54 is located card hole 53 for reference column 54 can also play the positioning action to adjusting lever 57's rotation, conveniently carries out accurate rotation adjustment to adjusting lever 57.
The end of the positioning column 54 facing the control column block 52 is a semi-spherical structure, the end of the locking protrusion 58 is an inclined structure, the inclined structure is stopped against the semi-spherical structure of the positioning column 54, the positioning column 54 of the semi-spherical structure is matched with the locking protrusion 58 of the inclined structure, so that relative sliding between the positioning column 54 and the locking protrusion 58 is facilitated, and the locking of the positioning column 54 and the locking protrusion 58 is prevented from affecting rotation of the driving rod 51.
In some embodiments, the CO2The concentration monitoring alarm system further comprises: the seal assembly, the seal assembly is located the waste gas discharge pipe 1 of power plant, the seal assembly 6 includes gear circle 61, drive gear 62, push away pole 64 and shelters from apron 65, gear circle 61 is connected on the periphery wall of connecting pipe 45, drive gear 62 meshes with gear circle 61, the axial one side fixedly connected with of drive gear 62 pulls post 63, the one end that pushes away pole 64 with pull post 63 and rotate and be connected, shelter from apron 65 and push away the other end rotation of pole 64 and be connected, shelter from apron 65 and the waste gas discharge pipe 1 sliding fit of power plant in order to be used for opening or sealing return flow pipe 32.
Specifically, two sides of the shielding cover plate 65 are fixedly connected with limiting sliding blocks 66, and the limiting sliding blocks 66 are connected with the inner side of the exhaust gas discharge pipe 1 of the power plant in a sliding manner.
In order to retain and extract the gas in the exhaust emission pipe 1 of the power plant for a specific time, when the user rotates the inlet end of the wind gathering cylinder 41 to the end away from the airflow inflow end, the exhaust cooling pipe 21 and the connecting pipe 45 are in a closed state through the first fan plate 47 and the second fan plate 48, and at the same time, the space between the return pipe 32 and the exhaust emission pipe 1 of the power plant is closed, and the gas extracted in the detection pipe at this time is retained.
When the connecting pipe 45 rotates, the gear circle 61 that the connecting pipe 45 outside set up can drive the drive gear 62 of side and rotate, the fixed surface of drive gear 62 is connected with and pulls post 63, and it has pushing rod 64 to pull to rotate on the post 63, make along with pulling the rotation of post 63, pushing rod 64 can carry out reciprocal traction and tensile motion, and then drive and push and take place to slide between the inside wall of the apron 65 that shelters from that the pushing rod 64 opposite side set up and the power plant's exhaust emission pipe 1, so every time the connecting pipe 45 rotates a week, shelter from the apron 65 and also can accomplish an action circulation of closing and opening return flow pipe 32 tip simultaneously, thereby realize closing and opening to return flow pipe 32 and exhaust cooling pipe 21 simultaneously, realize the condition of drawing of the inside gas of free control, make things convenient for different detection demands.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A carbon emission monitoring alarm system for power production, comprising:
a power plant waste gas discharge pipe (1) for communicating with a flue gas pipeline of a thermal power plant;
CO of power plant2Monitoring and early warning assembly (2), power plant CO2The monitoring and early warning assembly comprises: an exhaust gas cooling pipe (21), a cooling assembly, a power plant exhaust gas sampling pipe (25) and CO2Concentration early warning detector (26), the one end of exhaust gas cooling pipe (21) with power plant's exhaust emission pipe (1) is linked together, cooling module is used for cooling sample gas in the exhaust gas cooling pipe, power plant's exhaust gas sampling pipe (25) are connected the other end of exhaust gas cooling pipe (21), CO2The concentration early warning detector (26) is used for detecting the sampling gas in the power plant waste gas sampling pipe (25);
the post-detection waste gas reflux assembly (3) is communicated with the power plant waste gas discharge pipe (1) and the power plant waste gas sampling pipe (25);
an exhaust gas sampling and flow guiding assembly (4) rotatably arranged in the exhaust gas discharge pipe (1) of the power plant for guiding in the gas flow of CO of the power plant2Monitoring the diversion state of the early warning assembly (2) and preventing the air flow from entering the power plant CO2Switching between cut-off states of the monitoring and early warning assembly;
CO of power plant2Concentration alarm (7), power plant CO2The concentration alarm is connected with the CO through signals2A concentration warning detector (26) for detecting the concentration of CO2When the detection value of the concentration early warning detector is greater than the preset value, the CO of the power plant2And a concentration alarm gives an alarm.
2. The carbon emission monitoring alarm system for power production of claim 1, wherein: the inner peripheral wall of the exhaust gas cooling pipe (21) is fixedly connected with a plurality of heat dissipation plates (27), the heat dissipation plates (27) extend inwards in the radial direction of the exhaust gas cooling pipe, and the heat dissipation plates (27) are arranged at intervals in the length direction and the circumferential direction of the exhaust gas cooling pipe (21);
the cooling assembly includes: cooling pump (23), heat exchange tube (22) and liquid reserve tank (24), heat exchange tube (22) winding on the periphery wall of waste gas cooling tube (21) with waste gas cooling tube (21) carry out the heat transfer, the one end of cooling pump (23) with the one end of liquid reserve tank (24) links to each other, the other end of cooling pump with the other end of liquid reserve tank respectively with two ports of heat exchange tube are linked together.
3. The carbon emission monitoring alarm system for power production of claim 2, wherein: the projection of the heat dissipation plate (27) on the peripheral wall of the exhaust gas cooling pipe (21) is located within the outer contour of the projection of the heat exchange pipe (22) on the peripheral wall of the exhaust gas cooling pipe (21).
4. The carbon emission monitoring alarm system for power production of claim 1, wherein the exhaust gas sampling diversion assembly (4) comprises: connecting pipe (45), gather wind section of thick bamboo (41), flabellum (43) and filter screen (44), the one end of connecting pipe (45) with the perisporium of power plant exhaust emission pipe (1) rotates and connects, the perisporium of gathering wind section of thick bamboo (41) with the other end of connecting pipe (45) is linked together, it is connected with pivot (42) to gather the wind section of thick bamboo internal rotation, establish flabellum (43) the tip of pivot (42), establish filter screen (44) gather in wind section of thick bamboo (41), connecting pipe (45) through a rotary sleeve (46) with exhaust gas cooling pipe (21) rotate and connect.
5. Carbon emission monitoring alarm system for electricity production according to claim 4, characterized in that a first sector (47) is fixedly connected to the inner peripheral wall of the rotating sleeve (46), the first sector (47) havingSector-shaped notch, the internal perisporium fixedly connected with second fan board (48) of exhaust gas cooling pipe (21), second fan board (48) are fan-shaped structure, just the area of second fan board (48) is greater than the area of sector-shaped notch, at the off-state, second fan board (48) shutoff fan-shaped notch the water conservancy diversion state, second fan board (48) with first fan board (47) range upon range of in order to expose fan-shaped notch, so that the air current passes through fan-shaped notch flows in power plant CO2And a monitoring and early warning component (2).
6. The carbon emission monitoring alarm system for electric power production as recited in claim 4, wherein one axial end of the wind gathering cylinder (41) is configured as a tapered portion, the other axial end of the wind gathering cylinder (41) is an inlet end, and a sectional area of the tapered portion is gradually reduced in a direction away from the inlet end;
wherein, in the cut-off state, the inlet end is positioned at the downstream of the conical part in the flowing direction of the airflow in the wind gathering cylinder (41), and in the flow guiding state, the inlet end is positioned at the upstream of the conical part.
7. The carbon emission monitoring alarm system for power production of claim 4, wherein: examine back waste gas backward flow subassembly (3) including returning flow tube (32), piston (34), catch bar (33) and pull rod (31), return flow tube (32) fixed connection on the perisporium of power plant exhaust emission pipe (1) and with connecting pipe (45) parallel arrangement, return the perisporium of flow tube (32) with power plant exhaust sampling tube (25) fixed connection, establish piston (34) return in flow tube (32), the perisporium fixedly connected with sealing washer (35) of piston (34), piston (34) pass through sealing washer (35) with the internal perisporium sliding connection who returns flow tube (32), keeping away from of piston (34) power plant exhaust emission pipe (1) the terminal surface seted up spacing groove (36), the one end of catch bar (33) is passed return flow tube (32) with spacing groove (36) joint, the push rod (33) can slide relative to the backflow pipe (32), the other end of the push rod (33) is connected with the pull rod (31), and the length of the backflow pipe (32) is smaller than that of the push rod (33).
8. The carbon emission monitoring alarm system for power production of claim 4, wherein: the device comprises a sampling adjusting component (5), wherein the sampling adjusting component (5) is connected with the waste gas sampling guide component (4) and the power plant waste gas discharge pipe (1) to adjust the position of the waste gas sampling guide component relative to the power plant waste gas discharge pipe (1);
the sampling adjusting assembly (5) comprises a driving rod (51), a control column block (52), a positioning column (54), an adjusting rod (57), a first spring (55) and a second spring (56), and the driving rod (51), the control column block (52) and the adjusting rod (57) can rotate relative to the power plant waste gas discharge pipe (1);
wherein, the one end of actuating lever (51) is connected deviate from of the perisporium of wind gathering cylinder (41) one side of waste gas cooling pipe (21), the other end of actuating lever (51) is equipped with control post piece (52), control post piece (52) along L shape card hole (53) have been seted up respectively to the radial both sides of actuating lever (51), card hole (53) by what control post piece (52) deviate from one side surface of actuating lever (51) runs through to the outer peripheral face of control post piece (52), two the reference column is located what control post piece (52) along the radial both sides of actuating lever (51) and with two card hole (53) one-to-one, reference column (54) with waste gas discharge pipe (1) of power plant slidable links to each other, reference column (54) with be connected with first spring (55) between waste gas discharge pipe (1) of power plant, the first spring (55) is used for normally driving the positioning column (54) to slide towards the direction close to the control column block (52) so as to be clamped into the clamping hole (53), one end of the adjusting rod (57) is positioned outside the power plant waste gas discharge pipe (1), the other end of the adjusting rod (57) penetrates through the peripheral wall of the power plant waste gas discharge pipe (1) and is connected with the control column block (52) in a sliding way, the other end of the adjusting rod (57) is provided with clamping protrusions (58) which are correspondingly matched with the two clamping holes (53) one by one, the part of the clamping protrusion (58) positioned in the clamping hole (53) is contacted with the positioning column (54) in a stop way, the second spring (56) is arranged between the adjusting rod (57) and the control column block (52), the second spring (56) is used for constantly driving the adjusting rod (57) to move towards the direction away from the control column block (52).
9. The carbon emission monitoring and warning system for power generation as claimed in claim 8, characterized in that one end of the positioning column (54) facing the control column block (52) is of a hemispherical structure, the end of the clamping protrusion (58) is of an inclined surface structure, and the inclined surface structure is abutted against the hemispherical structure of the positioning column (54).
10. The carbon emission monitoring alarm system for power production of claim 7, wherein: the method comprises the following steps: the seal assembly, the seal assembly is located in power plant exhaust emission pipe (1), seal assembly (6) include gear circle (61), drive gear (62), push away pole (64) and shelter from apron (65), gear circle (61) are connected on the periphery wall of connecting pipe (45), drive gear (62) with gear circle (61) meshing, axial one side fixedly connected with of drive gear (62) pulls post (63), push away the one end of pole (64) with pull post (63) and rotate and connect, shelter from apron (65) with push away the other end rotation connection of pole (64), shelter from apron (65) with power plant exhaust emission pipe (1) sliding fit is in order to be used for opening or sealing return flow pipe (32).
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| WO2023197879A1 (en) * | 2022-04-11 | 2023-10-19 | 广东邦普循环科技有限公司 | Carbon emission monitoring method, apparatus, and device and storage medium |
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