CN203053194U - Hot air converter used for drying ammonium sulfate - Google Patents

Hot air converter used for drying ammonium sulfate Download PDF

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Publication number
CN203053194U
CN203053194U CN2013200666117U CN201320066611U CN203053194U CN 203053194 U CN203053194 U CN 203053194U CN 2013200666117 U CN2013200666117 U CN 2013200666117U CN 201320066611 U CN201320066611 U CN 201320066611U CN 203053194 U CN203053194 U CN 203053194U
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CN
China
Prior art keywords
hot air
hot blast
hot
heater
heating
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Application number
CN2013200666117U
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Chinese (zh)
Inventor
王登富
汤志刚
姜爱国
陈善龙
孙兆俊
李桂花
王利
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Jinan Metallurgical & Chemical Equipment Co Ltd
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Jinan Metallurgical & Chemical Equipment Co Ltd
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Priority to CN2013200666117U priority Critical patent/CN203053194U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The utility model discloses a hot air converter used for drying ammonium sulfate, belongs to waste-heat utilization equipment, and particularly relates to the hot air converter used for recovering waste heat of a crude benzene tube type furnace and heating ammonium sulfate drying hot air. The hot air converter used for drying ammonium sulfate is characterized by comprising a hot air heating system and a hot air heating control system. According to the structure of the hot air heating system, a tube type filtering dust collector, a tube type direct mixing heater, a hot air secondary heater and a hot air outlet which are sequentially connected are arranged inside a shell body of the hot air converter, the tube type direct mixing heater is connected with a cold air tube, a high-temperature smoke inlet is formed at the top of the tube type filtering dust collector, and an ash cleaning port is formed at the bottom of the tube type filtering dust collector. By means of the hot air converter used for drying ammonium sulfate, high-temperature smoke is filtered to remove dust, the high-temperature smoke and cold air are directly mixed and heated, finned tube thermal sponge oil for enhanced heat transfer is used for heating the hot air for a second time to achieve the effect of drying the ammonium sulfate, the waste heat of the high-temperature smoke is sufficiently and effectively recovered, and heat-exchanging efficiency is improved.

Description

A kind of hot blast converter for sulphur ammonium drying
Technical field
The utility model belongs to UTILIZATION OF VESIDUAL HEAT IN equipment, particularly a kind of hot blast converter for the waste heat recovery of crude benzol tube furnace, the heating of sulphur ammonium dry-heat air.
Background technology
Ammonium sulfate is the nitrogen fertilizer industry major product, also is one of coke-oven plant's coke oven gas purification product, and with the ammonia in the Spray Saturator method recovery coke-stove gas, making ammonium sulfate is coking traditional processing technology method.Product is the powdery crystallization, is colourless rhomboidal crystal, density 1.769g/cm 3(20 ℃), fusing point is 146.9 ℃, and is soluble in water, and solubility is 70.6g/100ml, and it is acid that solution is, and fusing point is 513 ℃ during the sealing heating, opens wide to begin to resolve into bisulphate, caking easily when being heated to 100 ℃.
Ammonium sulfate is dry at present is to obtain 140 ℃ of hot-airs by steam or heat conduction wet goods medium by the indirect heater heating with hot-air.Exist heat exchange efficiency and hang down shortcomings such as needing a large amount of energy resource consumptions.Crude benzol tube furnace exhaust gas temperature is up to more than 330 ℃ on the other hand, and its fume afterheat does not obtain utilizing.
The utility model content
Be to heat by indirect heater by steam or heat conduction wet goods medium to obtain 140 ℃ of hot-airs in order to overcome existing ammonium sulfate dry with hot-air.Exist heat exchange efficiency and hang down shortcomings such as needing a large amount of energy resource consumptions, the utility model provides a kind of hot blast converter for sulphur ammonium drying, this a kind of hot blast converter for sulphur ammonium drying not only can further improve flue-gas temperature, and can take full advantage of waste heat.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of hot blast converter for sulphur ammonium drying, it is characterized in that: formed by hot air heating system and hot blast heating control system, the structure of described hot air heating system is that the direct hybrid heater of tubular filter deduster, tubular type, hot blast after-heater, the hot-blast outlet that links to each other successively is housed in the housing of hot blast converter, connecting cool air hose on the direct hybrid heater of described tubular type, described tubular filter dust remover roof is provided with the high-temperature flue gas import, and the bottom is provided with cleaning door.
Described hot blast after-heater is that fin-tube heat exchanger one side is provided with second heating medium import and second heating medium outlet.
Described cool air hose is provided with the cold wind automatic regulating valve.
The bottom of described hot blast after-heater is provided with sewage draining exit.
Described hot blast heating control system comprises and is arranged on high-temperature flue gas import, cold wind import, the temperature sensor at hot-blast outlet place, gas flow sensor, be arranged on temperature sensor, the rate-of flow sensor of the outlet of second heating medium import and second heating medium, each sensor is connected with the signal input part of PLC controller, and the output of PLC controller is connected with cold wind automatic regulating valve on being installed in cool air hose.
The utility model is for being used for the hot blast converter of sulphur ammonium drying, realized the high-temperature flue gas dust removal by filtration, the direct Hybrid Heating of high-temperature flue gas and cold wind, oil-poor to the effect of hot blast post bake for sulphur ammonium drying with heat by the finned tube augmentation of heat transfer, thereby reclaimed the high-temperature flue gas waste heat fully efficiently, improve heat exchange efficiency, therefore saved heating energy source consumption, reduced operating cost.This equipment has substantial innovation and remarkable economic efficiency with respect to existing equipment, has the value of wide popularization and application.
Description of drawings
Fig. 1 is structural representation of the present utility model,
Fig. 2 is the vertical view of Fig. 1.
Among the figure, 1. high-temperature flue gas import, 2. tubular filter deduster, 3. cleaning door, 4. cold wind import, 5. cold wind automatic regulating valve, the 6. direct hybrid heater of tubular type, 7. hot blast after-heater, 8. second heating medium import, 9. second heating medium outlet, 10. hot-blast outlet, 11. housing, 12. sewage draining exits.
The specific embodiment
The specific embodiment of the present utility model is, as shown in the figure:
Embodiment 1, a kind of hot blast converter for sulphur ammonium drying, it is characterized in that: formed by hot air heating system and hot blast heating control system, the structure of described hot air heating system is that the direct hybrid heater 6 of tubular filter deduster 2, tubular type, hot blast after-heater 7, the hot-blast outlet 10 that links to each other successively is housed in the housing 11 of hot blast converter, connecting cool air hose on the direct hybrid heater of described tubular type, described tubular filter dust remover roof is provided with high-temperature flue gas import 1, and the bottom is provided with cleaning door 3.Described cool air hose is provided with cold wind automatic regulating valve 5.
Described hot blast after-heater is that fin-tube heat exchanger one side is provided with second heating medium import 8 and second heating medium outlet 9.
Embodiment 2, a kind of hot blast converter for sulphur ammonium drying, it is characterized in that: formed by hot air heating system and hot blast heating control system, the structure of described hot air heating system is that the direct hybrid heater 6 of tubular filter deduster 2, tubular type, hot blast after-heater 7, the hot-blast outlet 10 that links to each other successively is housed in the housing 11 of hot blast converter, connecting cool air hose on the direct hybrid heater of described tubular type, described tubular filter dust remover roof is provided with high-temperature flue gas import 1, and the bottom is provided with cleaning door 3.Described cool air hose is provided with cold wind automatic regulating valve 5.
Described hot blast after-heater is that fin-tube heat exchanger one side is provided with second heating medium import 8 and second heating medium outlet 9.
The bottom of described hot blast after-heater is provided with sewage draining exit 12.
Described hot blast heating control system comprises and is arranged on high-temperature flue gas import 1, cold wind import 4, the temperature sensor at hot-blast outlet place, gas flow sensor, be arranged on temperature sensor, the rate-of flow sensor of the outlet of second heating medium import and second heating medium, each sensor is connected with the signal input part of PLC controller, and the output of PLC controller is connected with cold wind automatic regulating valve on being installed in cool air hose.

Claims (5)

1. hot blast converter that is used for sulphur ammonium drying, it is characterized in that: formed by hot air heating system and hot blast heating control system, the structure of described hot air heating system is that the direct hybrid heater of tubular filter deduster, tubular type, hot blast after-heater, the hot-blast outlet that links to each other successively is housed in the housing of hot blast converter, connecting cool air hose on the direct hybrid heater of described tubular type, described tubular filter dust remover roof is provided with the high-temperature flue gas import, and the bottom is provided with cleaning door.
2. a kind of hot blast converter for sulphur ammonium drying according to claim 1 is characterized in that: described hot blast after-heater is that fin-tube heat exchanger one side is provided with second heating medium import and second heating medium outlet.
3. a kind of hot blast converter for sulphur ammonium drying according to claim 1, it is characterized in that: described cool air hose is provided with the cold wind automatic regulating valve.
4. a kind of hot blast converter for sulphur ammonium drying according to claim 1, it is characterized in that: the bottom of described hot blast after-heater is provided with sewage draining exit.
5. a kind of hot blast converter for sulphur ammonium drying according to claim 1, it is characterized in that: described hot blast heating control system comprises and is arranged on high-temperature flue gas import, cold wind import, the temperature sensor at hot-blast outlet place, gas flow sensor, be arranged on temperature sensor, the rate-of flow sensor of the outlet of second heating medium import and second heating medium, each sensor is connected with the signal input part of PLC controller, and the output of PLC controller is connected with cold wind automatic regulating valve on being installed in cool air hose.
CN2013200666117U 2013-02-05 2013-02-05 Hot air converter used for drying ammonium sulfate Active CN203053194U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013200666117U CN203053194U (en) 2013-02-05 2013-02-05 Hot air converter used for drying ammonium sulfate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013200666117U CN203053194U (en) 2013-02-05 2013-02-05 Hot air converter used for drying ammonium sulfate

Publications (1)

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CN203053194U true CN203053194U (en) 2013-07-10

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CN2013200666117U Active CN203053194U (en) 2013-02-05 2013-02-05 Hot air converter used for drying ammonium sulfate

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103075877A (en) * 2013-02-05 2013-05-01 济南冶金化工设备有限公司 Hot air converter for drying ammonium sulfate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103075877A (en) * 2013-02-05 2013-05-01 济南冶金化工设备有限公司 Hot air converter for drying ammonium sulfate

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