CN209672878U - A kind of wisdom pipe network system of controllable flue gas waste heat recovery - Google Patents
A kind of wisdom pipe network system of controllable flue gas waste heat recovery Download PDFInfo
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- CN209672878U CN209672878U CN201822202862.9U CN201822202862U CN209672878U CN 209672878 U CN209672878 U CN 209672878U CN 201822202862 U CN201822202862 U CN 201822202862U CN 209672878 U CN209672878 U CN 209672878U
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- heat
- flue gas
- waste heat
- network system
- water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a kind of wisdom pipe network systems of controllable flue gas waste heat recovery, including flue gas main pipeline, the outlet end of the flue gas main pipeline is connected with the heat exchanging chamber entrance of heat-exchanger rig, several heat exchanger tubes are equipped in the heat exchanging chamber of the heat-exchanger rig, the heat exchanging chamber of the heat-exchanger rig is stretched out at the both ends of the heat exchanger tube, one end of the heat exchanger tube is connected with cold water main pipe, the other end is connected with return water supervisor, the heat exchanging chamber outlet of the heat-exchanger rig is connected with smoke discharging pipe, the outlet end of the smoke discharging pipe is equipped with temperature sensor, for detecting the temperature of smoke evacuation, the cold water main pipe is equipped with water-delivery pump；Utility model has the advantages that realizing the adjusting control of waste heat recycling, utilization rate of waste heat is high.
Description
Technical field
The utility model relates to a kind of waste-heat recovery device, specifically a kind of intelligence of controllable flue gas waste heat recovery
Intelligent pipe network system belongs to waste-heat recovery device field.
Background technique
High-temp waste gas is often generated in industrial processes, these high-temp waste gas can be directly discharged in air to sky
Gas pollutes, and the heat in flue gas is also wasted, and wastes energy.A kind of entitled " flue gas waste heat recovery apparatus " application
Number a kind of flue gas waste heat recovery apparatus is disclosed for the Chinese utility model patent of " 201820046619.X ", comprising: recycling bins,
Several heat exchanger tubes, filter pad, purifying box, water inlet distributor, out water dispenser and spray equipment, opposite the two of the recycling bins
End is provided with air inlet and air outlet, and the filter pad is arranged at air outlet, the air inlet and air outlet phase of the purifying box
To setting, and the air outlet closed communication of the air inlet of purifying box and recycling bins；Several heat exchanger tubes are uniformly arranged on recycling bins
Interior, the both ends of all heat exchanger tubes each extend over out the other both ends of recycling bins；The water inlet of water inlet distributor and each heat exchanger tube
Connection；Water dispenser is connected to the water outlet of each heat exchanger tube out；Spray equipment is arranged in purifying box, is used for purifying smoke.
However the device cannot achieve adjusting control for the recycling of waste heat, utilization rate of waste heat is lower.
Summary of the invention
To solve the above-mentioned problems, the utility model devises a kind of wisdom pipe network system of controllable flue gas waste heat recovery
System, realizes the adjusting control of waste heat recycling, and utilization rate of waste heat is high.
The technical solution of the utility model are as follows:
A kind of wisdom pipe network system of controllable flue gas waste heat recovery, including flue gas main pipeline, the flue gas main pipeline
Outlet end be connected with the heat exchanging chamber entrance of heat-exchanger rig, several heat exchange are equipped in the heat exchanging chamber of the heat-exchanger rig
The heat exchanging chamber of the heat-exchanger rig is stretched out at pipe, the both ends of the heat exchanger tube, and one end of the heat exchanger tube is connected with cold water main pipe,
The other end is connected with return water supervisor, and the heat exchanging chamber outlet of the heat-exchanger rig is connected with smoke discharging pipe, the smoke discharging pipe
Outlet end be equipped with temperature sensor, for detect the temperature of smoke evacuation, the cold water main pipe is equipped with water-delivery pump, for controlling water
Speed adjusts the heat exchange amount with flue gas by the flowing velocity of water, and then realizes the adjusting control of flue-gas temperature.
The water-delivery pump is equipped with water delivery pump controller, input terminal and the temperature sensor of the water delivery pump controller
The output end of output end electrical connection, the water delivery pump controller is connected with water-delivery pump control.According to the inspection of temperature sensor
Testing temperature is controlled the carrying capacity size of water-delivery pump by water delivery pump controller.
The outlet end of the smoke discharging pipe is equipped with exhaust valve, and the size of smoke discharge amount is adjusted by exhaust valve.
The outside of the smoke discharging pipe is additionally provided with temperature adjustment sleeve, and spiral shell is equipped between the temperature adjustment sleeve and the smoke discharging pipe
Partition is revolved, the helical baffle is spirally wound on the outer wall of the smoke discharging pipe, the outlet end of the temperature adjustment sleeve and air-introduced machine
Pipeline is connected, and flows air in the external helicoid of smoke discharging pipe by air-introduced machine, and then carry out wind cooling temperature lowering to smoke discharging pipe,
Realize the adjusting control of temperature.By using helical baffle, the flow path of wind is increased, and improves dissipating for smoke discharging pipe
Thermal velocity.
The helical baffle is preferably thermal conductive metal plate, and heat transfer efficiency is high, and then accelerates smoke discharging pipe cooling rate.
The air-introduced machine is equipped with air inducing machine controller, for controlling the wind speed of air-introduced machine, and then adjusts smoke discharging pipe outlet
Exhaust gas temperature.The input terminal of the air inducing machine controller is electrically connected with the output end of the temperature sensor, the air-introduced machine
The output end of controller is connected with air-introduced machine control.According to the detection temperature of temperature sensor, by air inducing machine controller Lai
Control the air force of air-introduced machine.
The arrival end of the temperature adjustment sleeve is located at the outlet end of the smoke discharging pipe, and the flue gas of smoke discharging pipe is avoided to enter
Into temperature adjustment sleeve.
The outlet end of the air-introduced machine is also connected with the combustion chamber pipeline of hot-blast stove, is conveyed by the hot wind that air-introduced machine is drawn
To the combustion chamber of hot-blast stove, preheating of the combustion chamber of hot-blast stove to cold air is avoided, thermal energy is effectively utilized, meanwhile, also supplement
Combustion air, improves combustion efficiency.
Working principle: high-temperature flue gas proceeds to heat-exchanger rig by flue gas main pipeline and carries out heat exchange waste heat recycling, makes to change
Heat-exchanging water in high-temperature flue gas and heat exchanger tube in hot chamber carries out heat exchange, is controlled by the water-delivery pump being arranged in cold water main pipe
The flowing velocity of heat-exchanging water controls the waste heat recovery volume of flue gas by adjusting the flowing velocity of heat-exchanging water, and then realizes flue gas
The adjusting of temperature controls；Simultaneously as the outside of smoke discharging pipe is provided with temperature adjustment sleeve, make air in smoke exhaust pipe by air-introduced machine
Temperature adjustment sleeve helical flow outside road, and then wind cooling temperature lowering is carried out to smoke discharging pipe, realize the adjusting control of temperature.
Utility model has the advantages that realizing the adjusting control of waste heat recycling, utilization rate of waste heat is high.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Specific embodiment
The preferred embodiment of the utility model is illustrated below, it should be understood that preferred embodiment described herein
It is only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figure 1, a kind of wisdom pipe network system of controllable flue gas waste heat recovery, including flue gas main pipeline 1, it is described
The outlet end of flue gas main pipeline 1 is connected with the heat exchanging chamber entrance of heat-exchanger rig 2, is equipped in the heat exchanging chamber of the heat-exchanger rig 2
Equipped with several heat exchanger tubes 3, the heat exchanging chamber of the heat-exchanger rig 2, one end of the heat exchanger tube 3 are stretched out in the both ends of the heat exchanger tube 3
It is connected with cold water main pipe 4, the other end is connected with return water supervisor 5, the heat exchanging chamber outlet of the heat-exchanger rig 3 and smoke discharging pipe
6 are connected, and the outlet end of the smoke discharging pipe 6 is equipped with temperature sensor, for detecting the temperature of smoke evacuation, the cold water main pipe 4
Equipped with water-delivery pump 7, for controlling the speed of water, the heat exchange amount with flue gas is adjusted by the flowing velocity of water, and then realize flue gas
The adjusting of temperature controls.
The water-delivery pump 7 is equipped with water delivery pump controller, the input terminal and the temperature sensor of the water delivery pump controller
Output end electrical connection, the output end of the water delivery pump controller is controlled with the water-delivery pump to be connected.According to temperature sensor
Temperature is detected, the carrying capacity size of water-delivery pump is controlled by water delivery pump controller.
The outlet end of the smoke discharging pipe 6 is equipped with exhaust valve, and the size of smoke discharge amount is adjusted by exhaust valve.
The outside of the smoke discharging pipe 6 is additionally provided with temperature adjustment sleeve 8, sets between the temperature adjustment sleeve 8 and the smoke discharging pipe
Have a helical baffle, the helical baffle is spirally wound on the outer wall of the smoke discharging pipe, the outlet end of the temperature adjustment sleeve with draw
9 pipeline of blower is connected, and flows air in the external helicoid of smoke discharging pipe by air-introduced machine 9, and then carry out wind to smoke discharging pipe
The adjusting control of temperature is realized in cold cooling.By using helical baffle, the flow path of wind is increased, and improves smoke evacuation
The radiating rate of pipeline.
The helical baffle is preferably thermal conductive metal plate, and heat transfer efficiency is high, and then accelerates smoke discharging pipe cooling rate.
The air-introduced machine 9 is equipped with air inducing machine controller, for controlling the wind speed of air-introduced machine, and then adjusts smoke discharging pipe outlet
Exhaust gas temperature.The input terminal of the air inducing machine controller is electrically connected with the output end of the temperature sensor, the air-introduced machine
The output end of controller is connected with air-introduced machine control.According to the detection temperature of temperature sensor, by air inducing machine controller Lai
Control the air force of air-introduced machine.
The arrival end of the temperature adjustment sleeve 8 is located at the outlet end of the smoke discharging pipe 6, avoid the flue gas of smoke discharging pipe into
Enter into temperature adjustment sleeve.
The outlet end of the air-introduced machine 9 is also connected with the combustion chamber pipeline of hot-blast stove, and the hot wind drawn by air-introduced machine is defeated
It is sent to the combustion chamber of hot-blast stove, preheating of the combustion chamber of hot-blast stove to cold air is avoided, is effectively utilized thermal energy, meanwhile, also mend
Combustion air has been filled, combustion efficiency is improved.
Working principle: high-temperature flue gas proceeds to heat-exchanger rig by flue gas main pipeline and carries out heat exchange waste heat recycling, makes to change
Heat-exchanging water in high-temperature flue gas and heat exchanger tube in hot chamber carries out heat exchange, is controlled by the water-delivery pump being arranged in cold water main pipe
The flowing velocity of heat-exchanging water controls the waste heat recovery volume of flue gas by adjusting the flowing velocity of heat-exchanging water, and then realizes flue gas
The adjusting of temperature controls；Simultaneously as the outside of smoke discharging pipe is provided with temperature adjustment sleeve, make air in smoke exhaust pipe by air-introduced machine
Temperature adjustment sleeve helical flow outside road, and then wind cooling temperature lowering is carried out to smoke discharging pipe, realize the adjusting control of temperature.
Claims (8)
1. a kind of wisdom pipe network system of controllable flue gas waste heat recovery, it is characterised in that: including flue gas main pipeline, the cigarette
The outlet end of gas main pipeline is connected with the heat exchanging chamber entrance of heat-exchanger rig, if being equipped in the heat exchanging chamber of the heat-exchanger rig
The heat exchanging chamber of the heat-exchanger rig, one end of the heat exchanger tube and cold water main pipe are stretched out in dry heat exchanger tube, the both ends of the heat exchanger tube
It is connected, the other end is connected with return water supervisor, and the heat exchanging chamber outlet of the heat-exchanger rig is connected with smoke discharging pipe, the row
The outlet end of smoke pipeline is equipped with temperature sensor, and for detecting the temperature of smoke evacuation, the cold water main pipe is equipped with water-delivery pump.
2. a kind of wisdom pipe network system of controllable flue gas waste heat recovery according to claim 1, it is characterised in that: institute
Water-delivery pump is stated equipped with water delivery pump controller, the output end of the input terminal and the temperature sensor of the water delivery pump controller is electrically connected
It connects, the output end of the water delivery pump controller is connected with water-delivery pump control.
3. a kind of wisdom pipe network system of controllable flue gas waste heat recovery according to claim 1, it is characterised in that: institute
The outlet end for stating smoke discharging pipe is equipped with exhaust valve.
4. a kind of wisdom pipe network system of controllable flue gas waste heat recovery according to claim 1, it is characterised in that: institute
The outside for stating smoke discharging pipe is additionally provided with temperature adjustment sleeve, and helical baffle, institute are equipped between the temperature adjustment sleeve and the smoke discharging pipe
The outer wall that helical baffle is spirally wound on the smoke discharging pipe is stated, the outlet end of the temperature adjustment sleeve is connected with air-introduced machine pipeline.
5. a kind of wisdom pipe network system of controllable flue gas waste heat recovery according to claim 4, it is characterised in that: institute
Stating helical baffle is thermal conductive metal plate.
6. a kind of wisdom pipe network system of controllable flue gas waste heat recovery according to claim 4, it is characterised in that: institute
Air-introduced machine is stated equipped with air inducing machine controller, the output end of the input terminal and the temperature sensor of the air inducing machine controller is electrically connected
It connects, the output end of the air inducing machine controller is connected with air-introduced machine control.
7. a kind of wisdom pipe network system of controllable flue gas waste heat recovery according to claim 4, it is characterised in that: institute
The arrival end for stating temperature adjustment sleeve is located at the outlet end of the smoke discharging pipe.
8. a kind of wisdom pipe network system of controllable flue gas waste heat recovery according to claim 4, it is characterised in that: institute
The outlet end for stating air-introduced machine is also connected with the combustion chamber pipeline of hot-blast stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822202862.9U CN209672878U (en) | 2018-12-26 | 2018-12-26 | A kind of wisdom pipe network system of controllable flue gas waste heat recovery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822202862.9U CN209672878U (en) | 2018-12-26 | 2018-12-26 | A kind of wisdom pipe network system of controllable flue gas waste heat recovery |
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| CN209672878U true CN209672878U (en) | 2019-11-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629304A (en) * | 2020-12-17 | 2021-04-09 | 国网河北省电力有限公司电力科学研究院 | Coal-fired flue gas waste heat recovery device and method |
-
2018
- 2018-12-26 CN CN201822202862.9U patent/CN209672878U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629304A (en) * | 2020-12-17 | 2021-04-09 | 国网河北省电力有限公司电力科学研究院 | Coal-fired flue gas waste heat recovery device and method |
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