CN202993140U - Distributed waste heat boiler for external-winding heat transfer of charcoal ink factory calcining furnace calcined coke discharging port - Google Patents

Distributed waste heat boiler for external-winding heat transfer of charcoal ink factory calcining furnace calcined coke discharging port Download PDF

Info

Publication number
CN202993140U
CN202993140U CN2012207488525U CN201220748852U CN202993140U CN 202993140 U CN202993140 U CN 202993140U CN 2012207488525 U CN2012207488525 U CN 2012207488525U CN 201220748852 U CN201220748852 U CN 201220748852U CN 202993140 U CN202993140 U CN 202993140U
Authority
CN
China
Prior art keywords
calcined coke
water
low
temperature zone
steam
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
Application number
CN2012207488525U
Other languages
Chinese (zh)
Inventor
张茂勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN2012207488525U priority Critical patent/CN202993140U/en
Application granted granted Critical
Publication of CN202993140U publication Critical patent/CN202993140U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
    • 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
    • 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

  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The utility model relates to a distributed waste heat boiler for external-winding heat transfer of a charcoal ink factory calcining furnace calcined coke discharging port and belongs to the field of waste heat boilers and industrial waste heat recovery. According to the distributed waste heat boiler for the external-winding heat transfer of the calcined coke discharging port, an external-winding steam production and heat exchange tube substitutes for a traditional water jacket type heat exchanger, the waste heat of a high-temperature section of a calcined coke discharging section is recovered, the structure is different from that of the traditional water jacket type heat exchanger, the steam pressure does not act on the pipe wall of the discharging section, condensate circulating water return water enters an external-winding heat exchanger from the lower portion and exchanges heat with high-temperature calcined coke through an inner side water cooling wall, the water is heated and evaporated by waste heat of the calcined coke, and the steam is sent out from a steam outlet on the upper portion, enters a steam collecting pipe and is then sent to downstream steam users. The distributed waste heat boiler which is newly designed is adopted, material waste heat which is discharged originally is recovered for steam electric power generation, industrial steam consumption, heat supply and the like, the energy utilization efficiency of a charcoal ink factory can be improved, and emission reduction and water conservation can be achieved.

Description

The outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening
Technical field
The utility model belongs to waste heat boiler and industrial afterheat recovery is utilized the field, the outer distributed type residual-heat boiler around heat exchange of particularly a kind of charcoal ink factory calcining furnace calcined coke discharging opening.
Background technology
The charcoal ink factory is as the industrial department of highly energy-consuming, high pollution, maximum discharge, when providing the anode product for electrolytic aluminium, " three height " problem that also exists a large amount of all kinds of waste heats to be wasted, wherein calcining furnace is for calcining petroleum coke except desulfuration, the component of grading of volatilizing, becoming these semi-finished product of calcined coke, is one of primary raw material of making through further roasting the charcoal element.The temperature of calcined coke in calcining furnace reaches 1200 ℃ of left and right, water-jacket typ heat exchanger structure by the discharging opening place cools, final temperature is sent after being reduced to approximately 100～200 ℃, can significantly reduce the oxidized possibility of calcined coke, guarantee that the calcined coke quality meets the requirement of downstream production process.Wherein calcined coke is cooled to temperature requiredly in the water-jacket typ heat exchanger by cooling circulating water, and cooling circulating water recycles after by coolings such as cooling towers.
The structure of traditional water-jacket typ heat exchanger that is used for cooling calcined coke as shown in Figure 1, this water-jacket typ heat exchanger can be divided into high temperature section and low-temperature zone two parts, wherein low-temperature zone water-jacket typ heat exchanger 7 is interconnected by side wall in low-temperature zone 5 and low-temperature zone shell wall 8 and surrounds, the bottom of this low-temperature zone water-jacket typ heat exchanger 7 is connected with cooling circulating water backwater B, cooling circulating water backwater B enters heat exchanger via low-temperature zone cooling water inlet pipe 11, high temperature calcined coke 2 heating in the inner chamber that is surrounded by jacket type structure by side wall in low-temperature zone 9.the top of low-temperature zone water-jacket typ heat exchanger 7 is by being connected with the bottom circulating water intake of high temperature section water-jacket typ heat exchanger 3a communicating pipe 6, high temperature section cooling water inlet pipe 11a also can be set in the bottom of high temperature section water-jacket typ heat exchanger 3a in case of necessity to improve the high temperature section circulating water flow, high temperature calcined coke 2 heating in the inner chamber that above-mentioned cooling water is surrounded by jacket type structure by side wall in high temperature section 5, and then send from the top coolant outlet, cooling water water outlet D fed downstream cooling tower carries out cooling, cooling water backwater B and C return to low-temperature zone water-jacket typ heat exchanger 7 and high temperature section water-jacket typ heat exchanger 3a continues cooling calcined coke.
But, traditional in esse problem of the water-jacket typ type of cooling is, a large amount of low grade residual heats have been drained in vain from cooling tower and have not been recycled, bear the recovery section waste heats such as on-site heating, domestic hot-water supply although adopt this waste heat in some charcoal ink factory, but consider that on-site heating area and thermic load are limited, required to add heat less for the domestic hot-water, therefore most heat energy are still emitted in vain, and expend great lot of water resources and circulating power etc.Therefore, traditional simple type of cooling has not met saving energy and cost, recycling social sustainable development requirement.
Therefore, be necessary to seek design and the structure thereof of the brand-new calcined coke discharging section type of cooling and waste heat recovery comprehensive utilization, the purpose that take full advantage of residual heat resources to reach, improves energy conservation and environmental protection benefit.
The utility model content
The purpose of this utility model is for overcoming the weak point of prior art, propose the outer distributed type residual-heat boiler around heat exchange of a kind of charcoal ink factory calcining furnace calcined coke discharging opening, a large amount of waste heats that creatively calcined coke contained are converted into this high-grade of steam, available high-grade energy form.
specific descriptions of the present utility model are: the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening, be arranged on the high temperature calcined coke of the discharge nozzle outside that is connected in calcining furnace 1 bottom discharging opening and cooling discharging pipe inside, it is characterized in that, described calcined coke discharging section externally-wound type distributed type residual-heat boiler 17 heat exchange coils by the outside wall surface that is attached at interior side wall 5 form, be cooling medium in the pipe of outer wound coil, wherein lower water inlet is connected with the recirculated water backwater F that condenses, after the recirculated water backwater F that condenses heats by the inner slow descending high temperature calcined coke 2 of interior side wall 5 and its, become high-temperature vapour and send from the top steam (vapor) outlet, and be connected with drum 15 as dry pipe by steam pipe 14.
the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening, the bottom that also is included in described calcined coke discharging section externally-wound type distributed type residual-heat boiler 3 connects a low-temperature zone water-jacket typ heat exchanger 7, wherein, interconnected by side wall in low-temperature zone 9 and low-temperature zone shell wall 8 and surround low-temperature zone water-jacket typ heat exchanger 7, the bottom of this low-temperature zone water-jacket typ heat exchanger 7 is connected with cooling circulating water backwater B, high temperature calcined coke 2 heating in the inner chamber that cooling circulating water backwater B is surrounded by low-temperature zone water-jacket typ heat exchanger 7 by side wall in low-temperature zone 9, the top of low-temperature zone water-jacket typ heat exchanger 7 is connected with low-temperature zone cooling water outlet pipe 12.
The cross section of described outer wound coil adopts circle, ellipse or flat tube shape structure.
The cross section of described interior side wall 5 adopts circle or flat structure.
The low-temperature zone cooling water water outlet E of low-temperature zone water-jacket typ heat exchanger 7 also can be connected with the high temperature section condensate return pipe 18 of calcined coke discharging section externally-wound type distributed type residual-heat boiler 17, the cooling circulating water backwater B of low-temperature zone water-jacket typ heat exchanger 7 unites two into one with the recirculated water backwater F that condenses at this moment, and namely low-temperature zone water-jacket typ heat exchanger 7 becomes preheating section.
Characteristics of the present utility model and beneficial effect:
The utility model adopts the water-jacket typ heat exchanger structure, reclaim a large amount of waste heats in calcined coke and produce the steam of higher-energy grade, original material waste heat that is emitted is in vain reclaimed, can be used for steam-electric power, factory steam and heating etc., improve charcoal ink factory's efficiency of energy utilization, realize reducing discharging water-saving benefit, have higher economic and social benefits and engineering practical value.
Description of drawings
Fig. 1 is traditional water-jacket typ heat exchanger structure schematic diagram that is used for cooling calcined coke;
Fig. 2 is the example structure schematic diagram of the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening of adopting of the utility model;
In Fig. 1,2, each unit number and title are as follows:
calcining furnace 1, high temperature calcined coke 2, calcined coke discharging section water-jacket typ heat exchanger 3a, shell wall 4, interior side wall 5, communicating pipe 6, low-temperature zone water-jacket typ heat exchanger 7, low-temperature zone shell wall 8, side wall 9 in low-temperature zone, calcined coke cooling discharging mouth 10, low-temperature zone cooling circulating water return pipe 11, high temperature section cooling water outlet pipe 11a, low-temperature zone cooling water outlet pipe 12, high temperature section cooling water outlet pipe 12a, steam pipe 14, drum 15, heat-insulation layer 16, calcined coke discharging section externally-wound type distributed type residual-heat boiler 17, high temperature section condensate return pipe 18, cooled calcined coke A, cooling circulating water backwater B, high temperature section cooling circulating water backwater C, cooling water water outlet D, low-temperature zone cooling water water outlet E, recirculated water backwater F condenses.
The specific embodiment
The outer distributed type residual-heat boiler around heat exchange of the charcoal ink factory's calcining furnace calcined coke discharging opening that the utility model proposes reaches by reference to the accompanying drawings embodiment and describes in detail.
Specific embodiment of the utility model is as follows:
the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening, be arranged on the high temperature calcined coke of the discharge nozzle outside that is connected in calcining furnace (1) bottom discharging opening and cooling discharging pipe inside, it is characterized in that, described calcined coke discharging section externally-wound type distributed type residual-heat boiler (17) is comprised of the heat exchange coil of the outside wall surface that is attached at interior side wall (5), be cooling medium in the pipe of outer wound coil, wherein lower water inlet is connected with the recirculated water backwater (F) that condenses, after the recirculated water backwater (F) that condenses heats by the inner slow descending high temperature calcined coke (2) of interior side wall (5) and its, become high-temperature vapour and send from the top steam (vapor) outlet, and be connected with drum (15) as dry pipe by steam pipe (14).
the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening, the bottom that also is included in described calcined coke discharging section externally-wound type distributed type residual-heat boiler (3) connects a low-temperature zone water-jacket typ heat exchanger (7), wherein, interconnected by side wall in low-temperature zone (9) and low-temperature zone shell wall (8) and surround low-temperature zone water-jacket typ heat exchanger (7), the bottom of this low-temperature zone water-jacket typ heat exchanger (7) is connected with cooling circulating water backwater (B), high temperature calcined coke (2) heating in the inner chamber that cooling circulating water backwater (B) is surrounded by low-temperature zone water-jacket typ heat exchanger (7) by side wall (9) in low-temperature zone, the top of low-temperature zone water-jacket typ heat exchanger (7) is connected with low-temperature zone cooling water outlet pipe (12).
The cross section of outer wound coil adopts ellipsoidal structure, and the cross section of interior side wall (5) adopts the flat structure.
Need to prove; the utility model proposes and adopt externally-wound type heat exchange coil structure to realize that the calcined coke waste heat recovery produces the structural design of steam; and according to this design, different concrete implementing measures can be arranged; such as the cast of taking various externally-wound type heat exchange coils, caliber, wall thickness and pipe range combination etc., and the embodiment of other similar simple deformation all falls into protection domain of the present utility model.

Claims (4)

1. the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening, be arranged on the high temperature calcined coke of the discharge nozzle outside that is connected in calcining furnace (1) bottom discharging opening and cooling discharging pipe inside, it is characterized in that, described calcined coke discharging section externally-wound type distributed type residual-heat boiler (17) is comprised of the heat exchange coil of the outside wall surface that is attached at interior side wall (5), be cooling medium in the pipe of outer wound coil, wherein lower water inlet is connected with the recirculated water backwater (F) that condenses, after the recirculated water backwater (F) that condenses heats by the inner slow descending high temperature calcined coke (2) of interior side wall (5) and its, become high-temperature vapour and send from the top steam (vapor) outlet, and be connected with drum (15) as dry pipe by steam pipe (14).
2. the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory as claimed in claim 1 calcining furnace calcined coke discharging opening, it is characterized in that, the bottom that also is included in described calcined coke discharging section externally-wound type distributed type residual-heat boiler (3) connects a low-temperature zone water-jacket typ heat exchanger (7), wherein, interconnected by side wall in low-temperature zone (9) and low-temperature zone shell wall (8) and surround low-temperature zone water-jacket typ heat exchanger (7), the bottom of this low-temperature zone water-jacket typ heat exchanger (7) is connected with cooling circulating water backwater (B), high temperature calcined coke (2) heating in the inner chamber that cooling circulating water backwater (B) is surrounded by low-temperature zone water-jacket typ heat exchanger (7) by side wall (9) in low-temperature zone, the top of low-temperature zone water-jacket typ heat exchanger (7) is connected with low-temperature zone cooling water outlet pipe (12).
3. the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening as claimed in claim 1, is characterized in that, the cross section of described outer wound coil adopts circle, ellipse or flat tube shape structure.
4. the outer distributed type residual-heat boiler around heat exchange of charcoal ink factory's calcining furnace calcined coke discharging opening as claimed in claim 1, is characterized in that, the cross section of described interior side wall (5) adopts circle or flat structure.
CN2012207488525U 2012-12-31 2012-12-31 Distributed waste heat boiler for external-winding heat transfer of charcoal ink factory calcining furnace calcined coke discharging port Expired - Fee Related CN202993140U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012207488525U CN202993140U (en) 2012-12-31 2012-12-31 Distributed waste heat boiler for external-winding heat transfer of charcoal ink factory calcining furnace calcined coke discharging port

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012207488525U CN202993140U (en) 2012-12-31 2012-12-31 Distributed waste heat boiler for external-winding heat transfer of charcoal ink factory calcining furnace calcined coke discharging port

Publications (1)

Publication Number Publication Date
CN202993140U true CN202993140U (en) 2013-06-12

Family

ID=48564317

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012207488525U Expired - Fee Related CN202993140U (en) 2012-12-31 2012-12-31 Distributed waste heat boiler for external-winding heat transfer of charcoal ink factory calcining furnace calcined coke discharging port

Country Status (1)

Country Link
CN (1) CN202993140U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108895849A (en) * 2018-08-30 2018-11-27 中冶长天国际工程有限责任公司 Ring cold machine and its heat dissipation recycling component and method, oxide pellet Preparation equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108895849A (en) * 2018-08-30 2018-11-27 中冶长天国际工程有限责任公司 Ring cold machine and its heat dissipation recycling component and method, oxide pellet Preparation equipment

Similar Documents

Publication Publication Date Title
CN207627955U (en) A kind of gasification black water flash system
CN102767813B (en) Electrical-heating high-temperature conduction oil heat storage steam boiler and outlet steam temperature control method
CN202991155U (en) Multi-heat-source generating heating system for carbon factory cascade waste heat recovery
CN203797614U (en) Heat recovery boiler for cooling biomass synthesis gas to generate electricity
CN102506588A (en) Cement kiln waste heat comprehensive utilization power generation system and method
CN202993142U (en) Carbon plant waste heat power generation and heating system based on calcining furnace calcined coke waste heat recovery
CN202993145U (en) Internally-buried heating type waste heat recovery steam generator for charcoal ink factory calcining furnace calcined coke
CN202993140U (en) Distributed waste heat boiler for external-winding heat transfer of charcoal ink factory calcining furnace calcined coke discharging port
CN202993141U (en) Distributed waste heat boiler based on carbon plant calcining furnace calcined coke attached heat pipe heat exchange
CN210826048U (en) Waste heat recovery device for ascending pipe of coke oven with variable-pitch spiral coil jacket
CN201028474Y (en) Double-heating surface radiation type waste heat boiler
CN202993143U (en) Jacket type waste heat recovery and steam production device for charcoal ink factory calcining furnace calcined coke discharging port
CN202993144U (en) Internally-buried heat pipe type waste heat recovery and steam production device for charcoal ink factory calcining furnace calcined coke
CN201672815U (en) Device for heating waste heat generating condensation water by calcined-furnace water-jacket water
CN208635581U (en) A kind of pure cryogenic cement kiln afterheat utilizing system
CN205740918U (en) Biomass gasifying furnace recuperation of heat feed arrangement
CN106123632B (en) A kind of method to be generated electricity using residual heat of aluminum reduction cell
CN101793466A (en) Power-generating boiler capable of cooling steel products and recovering afterheat in steelmaking and steel-rolling process
CN107166979A (en) Charcoal ink factory's calcining furnace waste heat comprehensive utilization system
CN209308753U (en) A kind of alumina technology roasting low-temperature flue gas co-generation unit
CN208901376U (en) Drum slag cooling machine cylinder
CN208187193U (en) A kind of high-efficiency helical pipe gas cooler
CN208282641U (en) A kind of cement kiln vapor heat exchanger
CN206876003U (en) Charcoal ink factory's calcining furnace waste heat comprehensive utilization system
CN202297156U (en) Energy-saving rectifying device

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: 20130612

Termination date: 20151231

EXPY Termination of patent right or utility model