CN205297666U - Papermaking waste heat recovery device - Google Patents
Papermaking waste heat recovery device Download PDFInfo
- Publication number
- CN205297666U CN205297666U CN201521093396.5U CN201521093396U CN205297666U CN 205297666 U CN205297666 U CN 205297666U CN 201521093396 U CN201521093396 U CN 201521093396U CN 205297666 U CN205297666 U CN 205297666U
- Authority
- CN
- China
- Prior art keywords
- gas
- heat
- exchanger rig
- filtering device
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000011084 recovery Methods 0.000 title claims abstract description 33
- 239000002918 waste heat Substances 0.000 title claims abstract description 20
- 238000001914 filtration Methods 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000007789 gas Substances 0.000 claims abstract description 19
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000003546 flue gas Substances 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000000779 smoke Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Landscapes
- Paper (AREA)
Abstract
The utility model relates to a paper technology field especially relates to a papermaking waste heat recovery device, the utility model discloses an including the flue flue gas leading, first draught fan, a gas filtering apparatus, the second draught fan, heat transfer device, vapor -recovery unit, water supply installation, the flue flue gas leading is through a first draught fan intercommunication gas filtering apparatus air inlet, a gas filtering apparatus's gas vent passes through second draught fan intercommunication heat transfer device's hot flue gas inlet, heat transfer device is provided with the exhaust apparatus of flue gas discharge port intercommunication, heat transfer device's water inlet and water supply installation intercommunication, heat transfer device's overboard steam drain mouth and vapor -recovery unit intercommunication, the utility model has the advantages of: set up a gas filtering apparatus, the 2nd gas filtering apparatus and carry out effective filtration and generate electricity to the steam electric power unit through the heat transfer device steam raising the flue gas, be incorporated into the power networks to production line power supply, effectual saving energy consumption through transmission of electricity device and station service after the electricity generation of steam electric power unit.
Description
Technical field
This utility model relates to pulp technology for making paper, particularly relates to a kind of papermaking waste-heat recovery device.
Background technology
Paper industry is the important foundation raw material industry in close relations with national economy and social cause development, there is fund technology-intensive, scale and benefit outstanding feature, it is pull scientific research, forestry, agricultural, chemical industry, printing, packaging, machine-building, the important force of the industry developments such as logistics, it it is the important industry in Chinese national economy with sustainable development feature, as major power consumer, the energy resource system of enterprise there is also very big energy-saving potential, based on current equipment and explained hereafter situation, a kind of comprehensive heat recovery project need to be researched and developed, including boiler tail flue gas waste heat recovering energy conserving project, to reduce the use of coal, reach to save energy and reduce the cost, the purpose of pollution emission reduction.
Summary of the invention
The purpose of this utility model is in that to provide a kind of papermaking waste-heat recovery device, and specific purposes are in that to provide a kind of simple in construction waste heat recovery effect papermaking waste-heat recovery device more preferably.
For reaching above-mentioned purpose, this utility model adopts the following technical scheme that a kind of papermaking waste-heat recovery device, including stack gases pipe, first air-introduced machine, first gas-filtering device, second air-introduced machine, heat-exchanger rig, vapour-recovery unit, water supply installation, stack gases pipe connects the first gas-filtering device air inlet by the first air-introduced machine, the air vent of the first gas-filtering device is by the heat smoke import of the second air-introduced machine connection heat-exchanger rig, heat-exchanger rig is provided with the exhaust apparatus of flue gas discharge opening connection, the water inlet of heat-exchanger rig connects with water supply installation, the steam outlet of heat-exchanger rig connects with vapour-recovery unit.
Further, described exhaust apparatus includes the flue gas discharge opening of the heat-exchanger rig of the air inlet connection of the second gas-filtering device, the air vent connection smoke evacuation chimney of the second gas-filtering device.
Further, described vapour-recovery unit is steam-electric power unit or steam heater
Further, the air vent of the first described gas-filtering device connects the air inlet of the second gas-filtering device, is provided with gas flow valve between air vent and the heat smoke import of heat-exchanger rig of the first gas-filtering device.
Further, described water supply installation includes tank, tank connection suction pump water inlet, and the discharge outlet of suction pump connects with the water inlet of heat-exchanger rig.
Further, the condensation-water drain connection tank of described vapour-recovery unit.
The utility model has the advantage of: the first gas-filtering device, the second gas-filtering device are set and carry out flue gas effectively filtering and producing steam by heat-exchanger rig generating electricity to steam-electric power unit, production line is powered with station service is grid-connected by power transmitting device by the generating of steam-electric power unit later, effective energy efficient.
Accompanying drawing explanation
Accompanying drawing 1 is the attachment structure figure of a kind of papermaking waste-heat recovery device of embodiment 1;
Accompanying drawing 2 is the attachment structure figure of a kind of papermaking waste-heat recovery device of embodiment 2;
Accompanying drawing 3 is the attachment structure figure of a kind of papermaking waste-heat recovery device of embodiment 3.
Detailed description of the invention:
Embodiment 1: with reference to Fig. 1, a kind of papermaking waste-heat recovery device, including stack gases pipe 1, first air-introduced machine 2, first gas-filtering device 3, second air-introduced machine 4, heat-exchanger rig 5, vapour-recovery unit, water supply installation, stack gases pipe 1 connects the first gas-filtering device 3 air inlet by the first air-introduced machine 2, the air vent of the first gas-filtering device 3 connects the heat smoke import 51 of heat-exchanger rig 5 by the second air-introduced machine 4, heat-exchanger rig 5 is provided with the exhaust apparatus of flue gas discharge opening 53 connection, the water inlet 52 of heat-exchanger rig 5 connects with water supply installation, the steam outlet 54 of heat-exchanger rig 5 connects with vapour-recovery unit.
In order to the waste gas of the flue gas exhaust mouth of heat exchanging device 5 further processes, exhaust apparatus includes the flue gas discharge opening 53 of the heat-exchanger rig 5 of the air inlet connection of the second gas-filtering device 8, the air vent connection smoke evacuation chimney 81 of the second gas-filtering device 8.
Preferably, vapour-recovery unit is steam-electric power unit 9 or steam heater, specifically in use, the saturated vapor discharged by the steam outlet 54 of heat-exchanger rig 5 is expelled to steam-electric power unit 9 and generates electricity, specifically also set up steam valve 92 and control steam output, effectively carry out waste heat reclaiming comprehensive utilization.
Embodiment 2: with reference to Fig. 2, on the basis of above-described embodiment 1, the air vent of the first gas-filtering device 3 connects the air inlet of the second gas-filtering device 8, it is provided with gas flow valve 31 between air vent and the heat smoke import 51 of heat-exchanger rig 5 of the first gas-filtering device 3, in use, when flue-gas temperature is relatively low, it is possible to closing gas flow valve 31, flue gas is discharged to smoke evacuation chimney 81 after directly being filtered by first gas-filtering device the 3, second gas-filtering device 8.
In above-described embodiment, further water supply installation includes tank 6, tank 6 connects suction pump 61 water inlet, and the discharge outlet of suction pump 61 connects with the water inlet 52 of heat-exchanger rig 5.
Embodiment 3: with reference to Fig. 3, in order to further the water of vapour-recovery unit be reclaimed, concrete can be connected tank 6 by the condensation-water drain of steam-electric power unit 9.
Preferably, the first gas-filtering device 3 is ESP electric cleaner, the second gas-filtering device 8 is fiber separation filter or waste gas biofilter.
Preferably, it is provided with demineralized water treatment device 62 between the condensation-water drain connection tank 6 of steam-electric power unit 9.
The operation principle of the above embodiments: the waste gas in stack gases pipe 1 drains into the first gas-filtering device 3 by the first air-introduced machine 2 and is filtered, deliver in heat-exchanger rig 5 by the second air-introduced machine 4 after being filtered by the first gas-filtering device 3, supplied water by the water inlet 52 of suction pump 61 heat exchanging device 5 by the tank 6 of water supply installation, the flue gas that temperature is higher is heated by the heat pipe water to adding outside heat pipe that adds in heat-exchanger rig 5, the steam produced is expelled to steam-electric power unit 9 by the steam outlet 54 of heat-exchanger rig 5 and generates electricity, production line is powered by the power transmitting device 91 of steam-electric power unit 9 to other grid equipments of production line are grid-connected.
Preferably, it is provided with gas flow in stack gases pipe 1 and takes into account thermometer.
Preferably, the air vent of the first gas-filtering device 3 connects and is provided with flow control valve between the air inlet of the second gas-filtering device 8.
Certainly, these are only this utility model better embodiment, not limit use scope of the present utility model with this, therefore, every in this utility model principle, make equivalence change and should be included in protection domain of the present utility model.
Claims (6)
1. a papermaking waste-heat recovery device, including stack gases pipe (1), first air-introduced machine (2), first gas-filtering device (3), second air-introduced machine (4), heat-exchanger rig (5), vapour-recovery unit, water supply installation, it is characterized in that: stack gases pipe (1) connects the first gas-filtering device (3) air inlet by the first air-introduced machine (2), the air vent of the first gas-filtering device (3) is by the heat smoke import (51) of the second air-introduced machine (4) connection heat-exchanger rig (5), heat-exchanger rig (5) is provided with the exhaust apparatus that flue gas discharge opening (53) connects, the water inlet (52) of heat-exchanger rig (5) connects with water supply installation, the steam outlet (54) of heat-exchanger rig (5) connects with vapour-recovery unit.
2. a kind of papermaking waste-heat recovery device according to claim 1, it is characterized in that: described exhaust apparatus includes the flue gas discharge opening (53) of the heat-exchanger rig (5) of the air inlet connection of the second gas-filtering device (8), air vent connection smoke evacuation chimney (81) of the second gas-filtering device (8).
3. a kind of papermaking waste-heat recovery device according to claim 1, it is characterised in that: described vapour-recovery unit is steam-electric power unit (9) or steam heater.
4. a kind of papermaking waste-heat recovery device according to claim 2, it is characterized in that: the air vent of described the first gas-filtering device (3) connects the air inlet of the second gas-filtering device (8), between air vent and the heat smoke import (51) of heat-exchanger rig (5) of the first gas-filtering device (3), be provided with gas flow valve (31).
5. a kind of papermaking waste-heat recovery device according to claim 1 or 2 or 3, it is characterized in that: described water supply installation includes tank (6), tank (6) connection suction pump (61) water inlet, and the discharge outlet of suction pump (61) connects with the water inlet (52) of heat-exchanger rig (5).
6. a kind of papermaking waste-heat recovery device according to claim 5, it is characterised in that: condensation-water drain connection tank (6) of described vapour-recovery unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521093396.5U CN205297666U (en) | 2015-12-25 | 2015-12-25 | Papermaking waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521093396.5U CN205297666U (en) | 2015-12-25 | 2015-12-25 | Papermaking waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205297666U true CN205297666U (en) | 2016-06-08 |
Family
ID=56472420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521093396.5U Expired - Fee Related CN205297666U (en) | 2015-12-25 | 2015-12-25 | Papermaking waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205297666U (en) |
-
2015
- 2015-12-25 CN CN201521093396.5U patent/CN205297666U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |