CN216114052U - Novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods - Google Patents
Novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods Download PDFInfo
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- CN216114052U CN216114052U CN202122341918.0U CN202122341918U CN216114052U CN 216114052 U CN216114052 U CN 216114052U CN 202122341918 U CN202122341918 U CN 202122341918U CN 216114052 U CN216114052 U CN 216114052U
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Abstract
The utility model discloses a novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods. An electric heating rod is arranged in the second combustion chamber, the electric heating rod is made of a silicon carbide rod, the second combustion chamber is connected with the first combustion chamber through a flue gas return pipe, a return fan is arranged on the flue gas return pipe, the second combustion chamber is connected with a flue gas outlet pipeline, a flue gas outlet fan is arranged on the flue gas outlet pipeline, and the flue gas outlet pipeline is connected with a subsequent tail gas treatment mechanism; control system includes PLC controller, temperature controller, a temperature sensor, No. two temperature sensor, pressure transmitter, flue gas gate valve, and a temperature sensor sets up in a combustion chamber, and No. two temperature sensor, pressure transmitter set up in two combustion chamber exits, and the flue gas gate valve sets up on going out the tobacco pipe, and the temperature controller passes through line connection with the electric heating rod, and the PLC controller passes through the circuit respectively with temperature controller, a temperature sensor, No. two temperature sensor, pressure transmitter, flue gas gate valve, return-flow fan, play cigarette fan and be connected.
Description
The technical field is as follows:
the utility model belongs to the technical field of blasting of dangerous goods, and particularly relates to a novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods.
Background art:
in recent years, the government of China highly attaches importance to the development of low-carbon, environment-friendly and environment-friendly economy, and the requirements are that energy is saved, internal consumption is reduced, and the problems of energy shortage, greenhouse effect, environmental deterioration and the like are alleviated while the economic development is guaranteed. Under such a background, energy saving and environmental protection are important matters for future development, and temperature utilization after incineration is therefore gaining wide attention as an effective way and method therein.
The high-temperature flue gas that discharges out behind the postcombustion among the useless incineration technology of current danger how to realize effective recycle waste heat is a technical problem that needs to improve all the time. In addition, when the combustion engine burns diesel oil in the incinerator, a large amount of air needs to be introduced for supporting combustion, mixed gas of a large amount of smoke and dust and pollutants can be generated in the combustion process, the exhaust emission is increased, and the oil consumption is increased.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
The utility model has the following contents:
the utility model aims to provide a novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods, thereby overcoming the defects in the prior art.
In order to achieve the purpose, the utility model provides a novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods, which comprises: the device comprises a first combustion chamber, a second combustion chamber, a flue gas input pipe, an electric heating rod, a flue gas return pipe, a return fan, a flue gas outlet pipeline, a flue gas outlet fan and a control system; the first combustion chamber is connected with the second combustion chamber through a flue gas input pipe, an electric heating rod is arranged in the second combustion chamber, the electric heating rod is made of a silicon carbide rod, the second combustion chamber is connected with the first combustion chamber through a flue gas return pipe, a return fan is arranged on the flue gas return pipe, the second combustion chamber is connected with a flue gas outlet pipeline, a flue gas outlet fan is arranged on the flue gas outlet pipeline, and the flue gas outlet pipeline is connected with a subsequent tail gas treatment mechanism; control system includes PLC controller, temperature controller, a temperature sensor, No. two temperature sensor, pressure transmitter, flue gas gate valve, and a temperature sensor sets up in a combustion chamber, and No. two temperature sensor, pressure transmitter set up in two combustion chamber exits, and the flue gas gate valve sets up on going out the tobacco pipe, and the temperature controller passes through line connection with the electric heating rod, and the PLC controller passes through the circuit respectively with temperature controller, a temperature sensor, No. two temperature sensor, pressure transmitter, flue gas gate valve, return-flow fan, play cigarette fan and be connected.
Preferably, in the technical scheme, the control system further comprises an oxygen concentration detector and an air supplement valve, the oxygen concentration detector is arranged at an outlet of the secondary combustion chamber, the air supplement valve is arranged on the flue gas return pipe, and the PLC is respectively connected with the oxygen concentration detector and the air supplement valve through lines.
Preferably, in the technical scheme, the PLC controller is a Siemens S7-1200 type controller.
Preferably, in the technical scheme, the first combustion chamber is a rotary kiln.
Preferably, in the technical scheme, the first combustion chamber is a vertical kiln.
A destruction process of a novel all-electric energy-saving emission-reduction destruction system for blasting dangerous goods comprises the following steps: (1) closing the flue gas gate valve, starting the electric heating rod, and heating the temperature in the secondary combustion chamber to 500 ℃;
(2) starting a return fan, enabling 500 ℃ hot air in the combustion chamber to flow back to a combustion chamber through a flue gas return pipe, and synchronously heating the combustion chamber to 500 ℃;
(3) detecting temperature data in the second combustion chamber according to the second temperature sensor, controlling the temperature of the electric heating rod by the temperature controller to rise, heating the second combustion chamber to 1200 ℃, enabling hot air to flow back to the first combustion chamber through the flue gas return pipe, and gradually heating the first combustion chamber to 700 plus 850 ℃;
(4) opening a flue gas gate valve, feeding the burning and explosion dangerous goods into a first combustion chamber, burning and exploding the burning and explosion dangerous goods at the high temperature of 700-850 ℃, and introducing the generated high-temperature flue gas into a second combustion chamber through a flue gas input pipe;
(5) the high-temperature flue gas is fully combusted at the high temperature of 1200 ℃, after fully unburned particulate matters and organic matters in the flue gas are completely combusted, the high-temperature flue gas enters an outlet of a second combustion chamber, the air quantity of a return fan is controlled according to the temperature in the first combustion chamber detected by a first temperature sensor, and the flue gas quantity entering a flue gas return pipe is adjusted;
(6) and (3) controlling the air quantity of the smoke outlet fan according to the gas pressure at the outlet of the secondary combustion chamber detected by the pressure transmitter, adjusting the smoke quantity entering the smoke outlet pipeline, and discharging the high-temperature smoke into a subsequent tail gas treatment mechanism through the smoke outlet pipeline.
Preferably, in the technical scheme, in the step (5), according to the oxygen content at the outlet of the secondary combustion chamber detected by the oxygen concentration detector, the opening and closing of the air supplement valve are controlled, the air supplement amount of the primary combustion chamber is adjusted, and the oxygen content of the secondary combustion chamber is maintained.
Compared with the prior art, the utility model has the following beneficial effects:
the second combustion chamber enables harmful flue gas generated by destroying the first combustion chamber to be sufficiently oxidized at high temperature through the electric heating rod, one part of the generated high-temperature flue gas directly and forcibly flows back to the first combustion chamber to serve as direct heat energy for destroying heat energy requirements of burning and exploding waste products, rated temperature of the first combustion chamber can be set according to the type of burning and exploding products to be destroyed, dynamic balance among the temperature of the first combustion chamber, the temperature of the second combustion chamber, power of the electric heating rod, the amount of backflow flue gas, the amount of smoke and real-time power of a fan can be achieved through the control system, and consumption of energy can be greatly reduced. After a gas burner is cancelled, the emission of harmful gas and carbon is directly and greatly reduced, and the green environment-friendly destruction requirement is met.
Description of the drawings:
FIG. 1 is a schematic structural diagram of a novel all-electric energy-saving emission-reducing destruction system for blasting dangerous goods according to the present invention;
FIG. 2 is a control schematic block diagram of the control system of the present invention;
the reference signs are: 1-a first combustion chamber, 2-a second combustion chamber, 3-a smoke input pipe, 4-an electric heating rod, 5-a smoke return pipe, 6-a return fan, 7-a smoke outlet pipeline, 8-a smoke outlet fan, 9-a PLC (programmable logic controller), 10-a temperature controller, 11-a first temperature sensor, 12-a second temperature sensor, 13-a pressure transmitter, 14-a smoke gate valve, 15-an oxygen concentration detector, 16-an air supplement valve and 17-a tail gas treatment mechanism.
The specific implementation mode is as follows:
the following detailed description of specific embodiments of the utility model is provided, but it should be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1-2, a novel all-electric energy-saving emission-reducing destruction system for blasting dangerous goods includes: the device comprises a first combustion chamber 1, a second combustion chamber 2, a flue gas input pipe 3, an electric heating rod 4, a flue gas return pipe 5, a return fan 6, a flue gas outlet pipeline 7, a flue gas outlet fan 8 and a control system; the first combustion chamber 1 is a vertical kiln, the first combustion chamber 1 is connected with a second combustion chamber 2 through a flue gas input pipe 3, an electric heating rod 4 is arranged in the second combustion chamber 2, the electric heating rod 4 is made of a silicon carbide rod, the second combustion chamber 2 is connected with the first combustion chamber 1 through a flue gas return pipe 5, a return fan 6 is arranged on the flue gas return pipe 3, the second combustion chamber 2 is connected with a flue gas outlet pipeline 7, a flue gas outlet fan 8 is arranged on the flue gas outlet pipeline 7, and the flue gas outlet pipeline 7 is connected with a subsequent tail gas treatment mechanism 17; the control system comprises a PLC (programmable logic controller) 9, a temperature controller 10, a first temperature sensor 11, a second temperature sensor 12, a pressure transmitter 13, a flue gas gate valve 14, an oxygen concentration detector 15 and an air supplement valve 16, the PLC 9 selects a Siemens S7-1200 type controller, a first temperature sensor 11 is arranged in a first combustion chamber 1, a second temperature sensor 12, a pressure transmitter 13 and an oxygen concentration detector 15 are arranged at an outlet of a second combustion chamber 2, a flue gas gate valve 14 is arranged on a flue gas outlet pipeline 7, a temperature controller 10 is connected with an electric heating rod 4 through a circuit, an air supplement valve 16 is arranged on a flue gas return pipe 3, the PLC 9 is respectively connected with a temperature controller 10, a first temperature sensor 11, a second temperature sensor 12, a pressure transmitter 13, a flue gas gate valve 14, a return fan 6, a flue gas outlet fan 8, an oxygen concentration detector 15 and an air supplement valve 16 through lines.
A destruction process of a novel all-electric energy-saving emission-reduction destruction system for blasting dangerous goods comprises the following steps: (1) closing the flue gas gate valve 14, starting the electric heating rod 4, and heating the temperature in the secondary combustion chamber 2 to 500 ℃;
(2) starting a return fan 6, returning 500 ℃ hot air in the secondary combustion chamber 2 to the primary combustion chamber 1 through a flue gas return pipe 5, and synchronously heating the primary combustion chamber 1 to 500 ℃;
(3) detecting temperature data in a second combustion chamber 2 according to a second temperature sensor 12, controlling the temperature of an electric heating rod 4 to rise by a temperature controller 10, heating the second combustion chamber 2 to 1200 ℃, enabling hot air to flow back to a first combustion chamber 1 through a flue gas return pipe 5, and gradually heating the first combustion chamber 1 to 850 ℃;
(4) opening a flue gas gate valve 14, feeding the blasting hazardous articles into a first combustion chamber 1, burning and blasting the blasting hazardous articles at the high temperature of 850 ℃, and feeding the generated high-temperature flue gas into a second combustion chamber 2 through a flue gas input pipe 3;
(5) the high-temperature flue gas is fully combusted at the high temperature of 1200 ℃, after fully unburned particulate matters and organic matters in the flue gas are completely combusted, the high-temperature flue gas enters the outlet of the second combustion chamber 2, the air quantity of the return fan 6 is controlled according to the temperature in the first combustion chamber 1 detected by the first temperature sensor 11, and the flue gas quantity entering the flue gas return pipe 5 is adjusted;
(6) according to the gas pressure at the outlet of the secondary combustion chamber 2 detected by the pressure transmitter 13, the air quantity of the smoke outlet fan 8 is controlled, the smoke quantity entering the smoke outlet pipeline 7 is adjusted, and the high-temperature smoke is discharged into the subsequent tail gas treatment mechanism 17 through the smoke outlet pipeline 7; according to the oxygen content at the outlet of the second combustion chamber 2 detected by the oxygen concentration detector 15, the opening and closing of the air supplement valve 16 are controlled, the air supplement amount of the first combustion chamber 1 is adjusted, and the oxygen content of the second combustion chamber 2 is maintained.
The second combustion chamber 2 enables harmful flue gas generated by destroying the first combustion chamber 1 to be fully oxidized at high temperature through the electric heating rod 4, one part of the generated high-temperature flue gas directly and forcibly flows back to the first combustion chamber 1 to serve as direct heat energy for destroying heat energy requirements of burning and exploding waste products, rated temperature of the first combustion chamber 1 can be set according to the type of burning and exploding products to be destroyed, dynamic balance among the temperature of the first combustion chamber 1, the temperature of the second combustion chamber 2, power of the electric heating rod 4, the amount of the returned flue gas, the amount of discharged smoke, the amount of supplemented air and real-time power of a fan is achieved through the control system, and energy consumption can be greatly reduced. After a gas burner is cancelled, the emission of harmful gas and carbon is directly and greatly reduced, and the green environment-friendly destruction requirement is met.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (5)
1. The utility model provides a novel full electric energy saving and emission reduction of blasting hazardous articles destroys system which characterized in that: comprises a first combustion chamber, a second combustion chamber, a flue gas input pipe, an electric heating rod, a flue gas return pipe, a return fan, a flue gas outlet pipeline, a flue gas outlet fan and a control system; the first combustion chamber is connected with the second combustion chamber through a flue gas input pipe, an electric heating rod is arranged in the second combustion chamber, the electric heating rod is made of a silicon carbide rod, the second combustion chamber is connected with the first combustion chamber through a flue gas return pipe, a return fan is arranged on the flue gas return pipe, the second combustion chamber is connected with a flue gas outlet pipeline, a flue gas outlet fan is arranged on the flue gas outlet pipeline, and the flue gas outlet pipeline is connected with a subsequent tail gas treatment mechanism; control system includes PLC controller, temperature controller, a temperature sensor, No. two temperature sensor, pressure transmitter, flue gas gate valve, and a temperature sensor sets up in a combustion chamber, and No. two temperature sensor, pressure transmitter set up in two combustion chamber exits, and the flue gas gate valve sets up on going out the tobacco pipe, and the temperature controller passes through line connection with the electric heating rod, and the PLC controller passes through the circuit respectively with temperature controller, a temperature sensor, No. two temperature sensor, pressure transmitter, flue gas gate valve, return-flow fan, play cigarette fan and be connected.
2. The novel full-electric energy-saving emission-reducing destruction system for the blasting dangerous goods according to claim 1, characterized in that: the control system also comprises an oxygen concentration detector and an air supplement valve, the oxygen concentration detector is arranged at the outlet of the secondary combustion chamber, the air supplement valve is arranged on the flue gas return pipe, and the PLC is respectively connected with the oxygen concentration detector and the air supplement valve through lines.
3. The novel full-electric energy-saving emission-reducing destruction system for the blasting dangerous goods according to claim 1, characterized in that: the PLC controller is Siemens S7-1200 type controller.
4. The novel full-electric energy-saving emission-reducing destruction system for the blasting dangerous goods according to claim 1, characterized in that: the first combustion chamber is a vertical kiln.
5. The novel full-electric energy-saving emission-reducing destruction system for the blasting dangerous goods according to claim 1, characterized in that: the first combustion chamber is a rotary kiln.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122341918.0U CN216114052U (en) | 2021-09-27 | 2021-09-27 | Novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122341918.0U CN216114052U (en) | 2021-09-27 | 2021-09-27 | Novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods |
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| Publication Number | Publication Date |
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| CN216114052U true CN216114052U (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122341918.0U Active CN216114052U (en) | 2021-09-27 | 2021-09-27 | Novel all-electric energy-saving emission-reducing destroying system for blasting dangerous goods |
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| CN (1) | CN216114052U (en) |
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- 2021-09-27 CN CN202122341918.0U patent/CN216114052U/en active Active
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