CN108844053A - A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat - Google Patents

A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat Download PDF

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Publication number
CN108844053A
CN108844053A CN201810477560.4A CN201810477560A CN108844053A CN 108844053 A CN108844053 A CN 108844053A CN 201810477560 A CN201810477560 A CN 201810477560A CN 108844053 A CN108844053 A CN 108844053A
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China
Prior art keywords
heat
process gas
inner cavity
waste heat
boiler
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CN201810477560.4A
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Chinese (zh)
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CN108844053B (en
Inventor
王学涛
张乾蔚
胡海鹏
苏晓昕
李健
邢利利
刘春梅
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Henan University of Science and Technology
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Henan University of Science and Technology
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Priority to CN201810477560.4A priority Critical patent/CN108844053B/en
Publication of CN108844053A publication Critical patent/CN108844053A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
    • F22B31/08—Installation of heat-exchange apparatus or of means in boilers for heating air supplied for combustion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F22B37/54—De-sludging or blow-down devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/0056—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using solid heat storage material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F28D7/163—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Geometry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat, by the way that multi-turn annular recess is continuously arranged on the side wall of waste heat boiler Process Gas import inner cavity, and it is sequentially reduced multi-turn annular recess at a distance from Process Gas import outer wall along close to heat exchanger tube direction, make high-temperature gas that can slow down flow velocity because of groove in air inlet, and part high-temperature gas is made to change flow direction and generate and circulate, the rubbing action between gas and Process Gas import inner cavity is alleviated simultaneously, keeps the air inlet of high-temperature gas gently uniform；By installing regenerative chamber in rear smoke-box shell body, the gas after heat exchanger tube exchanges heat is set not flow directly out Process Gas outlet, and it can flow into regenerative chamber inner cavity and by accumulation of heat packing material absorbing waste heat, circulating water channel by being connected to drum again, recirculated water is set to contact with the side wall of regenerative chamber inner cavity and exchange heat with accumulation of heat filler, being absorbed and utilized for the waste heat in the gas after exchanging heat pipe heat exchanging is realized, the utilization rate of waste heat of fire tube waste heat boiler is improved.

Description

A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat
Technical field
The present invention relates to waste heat boiler field more particularly to a kind of fire-tube type waste heat boilers for being able to ascend utilization rate of waste heat Furnace.
Background technique
Waste heat boiler is using the waste heat in industrial processes and to generate the boiler of steam, belongs to and a kind of utilizes high temperature substrate Stream is used as heat source, and is both the cooler of industrial production high temperature logistics by exchanging heat with water to generate the heat exchanger of steam, It is to provide the device of steam using waste heat, is circulated in heat exchanger tube according to high-temperature gas or circulated outside heat exchanger tube, waste heat boiler Furnace is divided into fire tube waste heat boiler and waterpipe type waste heat boiler, and fire tube waste heat boiler is that high-temperature gas flows in heat exchanger tube, Recirculated water flows into boiler bottom through down-comer from drum, and contacts and be heated with heat exchange tube wall in boiler, and it is mixed to be converted into carbonated drink Object is closed, steam water interface rises in boiler and returns to drum by tedge, is equipped with water separator, steam-water mixing in drum Object carries out steam-water separation in drum, and the saturated vapor isolated is flowed out from the gas outlet of drum, and the recirculated water isolated is again Boiler, which is flowed into, through down-comer carries out circulating-heating evaporation.
Existing fire tube waste heat boiler, the high-temperature gas as heat source first flow into Process Gas import, then from Process Gas into More heat exchanger tubes separately flowing into boiler of mouth exchange heat, after the gas after heat exchange is flowed out from more heat exchanger tubes, then concentrate from Process Gas outlet stream goes out boiler；
But the air inlet that the structure of the Process Gas import of existing fire tube waste heat boiler will cause high-temperature gas is uneven, makes height Wet body causes the temperature of each heat exchange tube wall different, makes recirculated water in boiler without uniformly flowing into each heat exchanger tube of normal direction Uneven heating when contacting with each heat exchange tube wall, influences heat transfer effect and slows down the circulation rate of steam water interface, reduce fire The utilization rate of waste heat of tubular type waste heat boiler；
Also, high-temperature gas, although exchanging heat in heat exchanger tube with recirculated water, drops gas temperature after flowing out in heat exchanger tube It is low and a large amount of waste heats is allowed to be utilized, but the gas temperature after exchanging heat still has hundreds of degree, wherein the waste heat contained still quite may be used It sees, the gas after above-mentioned heat exchange can be expelled directly out by existing fire tube waste heat boiler, and can not remain in the gas after heat exchanging Remaining heat is recycled, and causes the waste of waste heat in high-temperature gas, reduces the utilization rate of waste heat of fire tube waste heat boiler.
Summary of the invention
To solve the problems, such as that above-mentioned existing fire tube waste heat boiler utilization rate of waste heat is low, the present invention provides one kind can Promote the fire tube waste heat boiler of utilization rate of waste heat.
Used technical solution is the present invention to solve above-mentioned technical problem：A kind of fire being able to ascend utilization rate of waste heat Tubular type waste heat boiler, the drum including boiler body and above boiler body, drum are exported equipped with saturated vapor, boiler Body bottom portion is connected to by multiple first down-comers with drum, is connected at the top of boiler body by multiple first tedges and drum Logical, wherein one end of boiler body is equipped with front smoke box cylinder, and Process Gas import, boiler are equipped in the inner cavity of front smoke box cylinder The other end of ontology is equipped with rear smoke box cylinder, and Process Gas outlet is equipped on the side wall of rear smoke box cylinder, and rear smoke box cylinder is remote One end from boiler body is equipped with end socket, and multiple heat exchanger tubes, wherein one end of heat exchanger tube are provided in the inner cavity of boiler body With Process Gas inlet communication, the other end of heat exchanger tube and Process Gas outlet are additionally provided with several in the inner cavity of boiler body For installing the support plate of the multiple heat exchanger tube,
The Process Gas import is the tubular structure for having inner cavity, in the side wall of Process Gas import keep away from boiler ontology one end Portion offers the opening for flowing into Process Gas import inner cavity for high-temperature gas, side of the Process Gas import close to boiler body one end It is offered on wall multiple corresponding with the multiple heat exchanger tube for flowing into heat exchange from Process Gas import inner cavity for high-temperature gas The through-hole of pipe, Process Gas import inner cavity is continuously provided with multi-turn annular recess along the side wall of boiler body length direction, described The central axes of multi-turn annular recess are overlapped, and multi-turn annular recess is at a distance from Process Gas import outer wall along close to heat exchanger tube direction It is sequentially reduced, every loop groove is respectively less than the loop groove close to one end of heat exchanger tube at a distance from Process Gas import outer wall One end far from heat exchanger tube is at a distance from Process Gas import outer wall；
Regenerative chamber is installed, regenerative chamber is the tubular structure for having inner cavity, regenerative chamber after described in the inner cavity of smoke box cylinder Multiple corresponding with the multiple heat exchanger tube be used for for high-temperature gas from changing is offered on the side wall of boiler body one end Heat pipe flows into the through-hole of regenerative chamber inner cavity, is provided in regenerative chamber inner cavity and flows into heat contained by the gas of regenerative chamber inner cavity for absorbing The accumulation of heat filler of amount, offer on regenerative chamber side wall it is corresponding with Process Gas outlet for supplied gas from regenerative chamber inner cavity The opening of Process Gas outlet is flowed into, the circulating water channel around regenerative chamber inner cavity, recirculated water are also provided in the side wall of regenerative chamber The bottom of the channel is equipped with the water inlet through rear smoke box cylinder and regenerator bottom, and the water inlet is connect with the second down-comer, Be connected to circulating water channel bottom with drum by the second down-comer, circulating water channel top be equipped with through rear smoke box cylinder with The water outlet of regenerator top is connect on the water outlet with the second tedge, makes to rise at the top of circulating water channel by second Pipe is connected to drum, and the side wall by recirculated water with circulating water channel close to regenerative chamber inner cavity contacts, and fills out recirculated water with accumulation of heat Material exchanges heat to absorb the heat stored in accumulation of heat filler.
Preferably, the accumulation of heat filler is multiple aluminium oxide heat-storing spheres.
Preferably, the end socket is equipped with end socket manhole, and the boiler body is equipped with hand hole, and the drum is equipped with vapour Packet manhole.
Preferably, the drum bottom offers multiple drum sewage draining exits, and the boiler body bottom offers multiple pots Furnace body sewage draining exit, first down-comer and the second decline bottom of the tube offer down-comer sewage draining exit.
Preferably, the Process Gas import is formed by refractory material casting.
According to the above technical scheme, the beneficial effects of the invention are as follows：
A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat provided by the invention, the side wall in Process Gas import inner cavity On be continuously provided with multi-turn annular recess, and multi-turn annular recess at a distance from Process Gas import outer wall along close to heat exchanger tube Direction is sequentially reduced, and in air inlet, high-temperature gas can be along the side wall of Process Gas import inner cavity and in Process Gas import inner cavity Diffusion, and when high-temperature gas flows through groove stream and flows to heat exchanger tube, height can be slowed down because of the design feature of the recess of groove The flow velocity of wet body, and part high-temperature gas is made to change flow direction and generate and circulate, keep intake process gently uniform, together When, high-temperature gas circulates the rubbing action also reduced between high-temperature gas and Process Gas import intracavity sidewall, alleviates The flow velocity of high-temperature gas in the middle part of Process Gas import inner cavity caused by rubbing action is greater than approach process gas import lumen side The problem of flow velocity of the high-temperature gas of wall, it is uneven because of the air inlet that flow velocity is different and generates to reduce high-temperature gas, finally, the present invention By keeping the air inlet of high-temperature gas gently uniform the improvement of Process Gas import, so that high-temperature gas be allow uniformly to flow into respectively In a heat exchanger tube, the heat transfer effect and circulation rate of recirculated water and heat exchanger tube are increased, the remaining of fire tube waste heat boiler is improved Heat utilization efficiency；
A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat provided by the invention, is equipped with storage in rear smoke-box shell body Hot cell export the gas after heat exchanger tube exchanges heat will not directly from Process Gas and be discharged, and can flow into regenerative chamber inner cavity and quilt Waste heat in accumulation of heat packing material absorbing gas, then the circulating water channel by being connected to drum make recirculated water and regenerative chamber inner cavity Side wall is contacted and is exchanged heat with accumulation of heat filler, to absorb the heat stored in accumulation of heat filler, the steam-water mixing obtained after heat exchange Logistics back-steam packet simultaneously isolates steam to realize the utilization to heat, and finally, the present invention realizes exchange heat pipe by regenerative chamber Being absorbed and utilized for the waste heat in gas after heat exchange, avoids the gas after existing fire tube waste heat boiler exchanges heat heat exchanger tube Be expelled directly out and caused by waste to waste heat in high-temperature gas, carry out the present invention can to the waste heat in high-temperature gas abundant Recycling, improve the utilization rate of waste heat of fire tube waste heat boiler；
A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat provided by the invention, Process Gas import are poured by refractory material It infuses, can avoid Process Gas import and deformed due to high temperature, the service life of lifting process gas import；It is arranged by setting Dirty mouth avoids the blocking of boiler and pipeline to realize blowdown, by setting manhole and hand hole, the convenient inspection to boiler and drum It repairs.
Detailed description of the invention
Fig. 1 is schematic front view of the invention；
Fig. 2 is schematic top plan view of the invention；
Fig. 3 is left view schematic diagram of the invention；
Fig. 4 is the schematic diagram of internal structure after present invention removal drum.
It is marked in figure：1, drum, 2, boiler body, the 3, first down-comer, the 4, second down-comer, the 5, first tedge, 6, Second tedge, 7, front smoke box cylinder, 8, Process Gas import, 801, annular recess, 9, rear smoke box cylinder, 10, Process Gas outlet, 11, end socket, 12, saturated vapor outlet, 13, heat exchanger tube, 14, support plate, 15, regenerative chamber, 16, circulating water channel, 17, aluminium oxide Heat-storing sphere, 18, end socket manhole, 19, hand hole, 20, drum manhole, 21, drum sewage draining exit, 22, boiler body sewage draining exit, 23, under Pipe sewage draining exit drops.
Specific embodiment
Referring to attached drawing, specific embodiment is as follows：
A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat, including boiler body 2 and above boiler body 2 Drum 1, drum 1 are equipped with saturated vapor outlet 12, and 2 bottom of boiler body is connected to by multiple first down-comers 3 with drum 1, It is connected to by multiple first tedges 5 with drum 1 at the top of boiler body 2, wherein one end of boiler body 2 is equipped with front smoke box cylinder Body 7 is equipped with Process Gas import 8 in the inner cavity of front smoke box cylinder 7, and the other end of boiler body 2 is equipped with rear smoke box cylinder 9, Process Gas outlet 10 is installed afterwards, one end of rear 9 keep away from boiler ontology 2 of smoke box cylinder is equipped with envelope on the side wall of smoke box cylinder 9 First 11, multiple heat exchanger tubes 13 are provided in the inner cavity of boiler body 2, wherein one end of heat exchanger tube 13 is connected to Process Gas import 8, The other end of heat exchanger tube 13 is connected to Process Gas outlet 10, and it is described for installing that several are additionally provided in the inner cavity of boiler body 2 The support plate 14 of multiple heat exchanger tubes 13,
The Process Gas import 8 is the tubular structure for having inner cavity, the side of 8 keep away from boiler ontology of Process Gas import, 2 one end The opening for flowing into 8 inner cavity of Process Gas import for high-temperature gas is offered in the middle part of wall, Process Gas import 8 is close to boiler body 2 Offered on the side wall of one end it is multiple it is corresponding with the multiple heat exchanger tube 13 for for high-temperature gas out of Process Gas import 8 Chamber flows into the through-hole of heat exchanger tube 13, and 8 inner cavity of Process Gas import is continuously provided with multi-turn along the side wall of 2 length direction of boiler body The central axes of annular recess 801, the multi-turn annular recess 801 are overlapped, multi-turn annular recess 801 and 8 outer wall of Process Gas import Distance along being sequentially reduced close to 13 direction of heat exchanger tube, the one end and Process Gas of every loop groove 801 close to heat exchanger tube 13 The distance of 8 outer wall of import be respectively less than the one end of the loop groove 801 far from heat exchanger tube 13 and 8 outer wall of Process Gas import away from From；
Regenerative chamber 15 is installed, regenerative chamber 15 is the tubular structure for having inner cavity, is stored after described in the inner cavity of smoke box cylinder 9 Hot cell 15 offers multiple corresponding with the multiple heat exchanger tube 13 for for high temperature on the side wall of 2 one end of boiler body Gas flows into the through-hole of 15 inner cavity of regenerative chamber from heat exchanger tube 13, is provided in 15 inner cavity of regenerative chamber and flows into regenerative chamber 15 for absorbing The accumulation of heat filler of the gas institute heat content of inner cavity, offers on 15 side wall of regenerative chamber and the Process Gas exports 10 corresponding use The opening of Process Gas outlet 10 is flowed into from 15 inner cavity of regenerative chamber in supplied gas, is also provided in the side wall of regenerative chamber 15 around accumulation of heat The circulating water channel 16 of 15 inner cavity of room, 16 bottom of circulating water channel are equipped with through 15 bottom of rear smoke box cylinder 9 and regenerative chamber Water inlet, the water inlet are connect with the second down-comer 4, connect 16 bottom of circulating water channel with drum 1 by the second down-comer 4 It is logical, the water outlet through 15 top of rear smoke box cylinder 9 and regenerative chamber is installed at the top of circulating water channel 16, on the water outlet with The connection of second tedge 6 makes to be connected to by the second tedge 6 with drum 1 at the top of circulating water channel 16, passes through recirculated water and circulation Side wall of the aquaporin 16 close to 15 inner cavity of regenerative chamber contacts, and recirculated water and accumulation of heat filler is made to exchange heat to absorb in accumulation of heat filler The heat of storage.
The accumulation of heat filler is multiple aluminium oxide heat-storing spheres 17.
The end socket 11 is equipped with end socket manhole 18, and the boiler body 2 is equipped with hand hole 19, and the drum 1 is equipped with Drum manhole 20.
1 bottom of drum offers multiple drum sewage draining exits 21, and 2 bottom of boiler body offers multiple boiler sheets Body sewage draining exit 22, first down-comer 3 and 4 bottom of the second down-comer offer down-comer sewage draining exit 23.
The Process Gas import 8 is formed by refractory material casting.

Claims (5)

1. a kind of fire tube waste heat boiler for being able to ascend utilization rate of waste heat, including boiler body（2）Be located at boiler body（2） The drum of top（1）, drum（1）Saturated vapor is equipped with to export（12）, boiler body（2）Bottom passes through multiple first down-comers （3）With drum（1）Connection, boiler body（2）Top passes through multiple first tedges（5）With drum（1）Connection, boiler body （2）Wherein one end front smoke box cylinder is installed（7）, front smoke box cylinder（7）Inner cavity in Process Gas import is installed（8）, pot Furnace body（2）The other end rear smoke box cylinder is installed（9）, rear smoke box cylinder（9）Side wall on be equipped with Process Gas outlet （10）, rear smoke box cylinder（9）Keep away from boiler ontology（2）One end end socket is installed（11）, boiler body（2）Inner cavity in be arranged There are multiple heat exchanger tubes（13）, heat exchanger tube（13）Wherein one end and Process Gas import（8）Connection, heat exchanger tube（13）The other end with Process Gas outlet（10）Connection, boiler body（2）Inner cavity in be additionally provided with several for installing the multiple heat exchanger tube（13） Support plate（14）, it is characterised in that：
The Process Gas import（8）The tubular structure of inner cavity, Process Gas import are had for one（8）Keep away from boiler ontology（2）One It is offered in the middle part of the side wall at end for flowing into Process Gas import for high-temperature gas（8）The opening of inner cavity, Process Gas import（8）It is close Boiler body（2）Multiple and the multiple heat exchanger tube is offered on the side wall of one end（13）It is corresponding for for high-temperature gas from Process Gas import（8）Inner cavity flows into heat exchanger tube（13）Through-hole, Process Gas import（8）Inner cavity is along boiler body（2）Length direction Side wall on be continuously provided with multi-turn annular recess（801）, the multi-turn annular recess（801）Central axes be overlapped, multi-turn ring Shape groove（801）With Process Gas import（8）The distance of outer wall is along close to heat exchanger tube（13）Direction is sequentially reduced, and every loop is recessed Slot（801）Close to heat exchanger tube（13）One end and Process Gas import（8）The distance of outer wall is respectively less than the loop groove（801）Far From heat exchanger tube（13）One end and Process Gas import（8）The distance of outer wall；
Smoke box cylinder after described（9）Inner cavity in regenerative chamber is installed（15）, regenerative chamber（15）The tubular of inner cavity is had for one Structure, regenerative chamber（15）Close to boiler body（2）Multiple and the multiple heat exchanger tube is offered on the side wall of one end（13）Relatively Answer for for high-temperature gas from heat exchanger tube（13）Flow into regenerative chamber（15）The through-hole of inner cavity, regenerative chamber（15）It is provided in inner cavity Regenerative chamber is flowed into for absorbing（15）The accumulation of heat filler of the gas institute heat content of inner cavity, regenerative chamber（15）It is offered on side wall and institute State Process Gas outlet（10）The corresponding supplied gas that is used for is from regenerative chamber（15）Inner cavity flows into Process Gas outlet（10）Opening, store Hot cell（15）Side wall in be also provided with around regenerative chamber（15）The circulating water channel of inner cavity（16）, circulating water channel（16）Bottom It is equipped with through rear smoke box cylinder（9）And regenerative chamber（15）The water inlet of bottom, the water inlet and the second down-comer（4）Even It connects, makes circulating water channel（16）Bottom passes through the second down-comer（4）With drum（1）Connection, circulating water channel（16）Top installation Have through rear smoke box cylinder（9）And regenerative chamber（15）The water outlet at top, on the water outlet with the second tedge（6）Connection, Make circulating water channel（16）Top passes through the second tedge（6）With drum（1）Connection, passes through recirculated water and circulating water channel（16） Close to regenerative chamber（15）The side wall of inner cavity contacts, and so that the recirculated water and accumulation of heat filler is exchanged heat to absorb and store in accumulation of heat filler Heat.
2. a kind of fire tube waste heat boiler for being able to ascend utilization rate of waste heat according to claim 1, it is characterised in that：Institute Stating accumulation of heat filler is multiple aluminium oxide heat-storing spheres（17）.
3. a kind of fire tube waste heat boiler for being able to ascend utilization rate of waste heat according to claim 1, it is characterised in that：Institute State end socket（11）It is equipped with end socket manhole（18）, the boiler body（2）It is equipped with hand hole（19）, the drum（1）It is equipped with Drum manhole（20）.
4. a kind of fire tube waste heat boiler for being able to ascend utilization rate of waste heat according to claim 1, it is characterised in that：Institute State drum（1）Bottom offers multiple drum sewage draining exits（21）, the boiler body（2）Bottom offers multiple boiler body rows Dirty mouth（22）, first down-comer（3）With the second down-comer（4）Bottom offers down-comer sewage draining exit（23）.
5. a kind of fire tube waste heat boiler for being able to ascend utilization rate of waste heat according to claim 1, it is characterised in that：Institute State Process Gas import（8）It is formed by refractory material casting.
CN201810477560.4A 2018-05-18 2018-05-18 A kind of fire tube waste heat boiler being able to ascend utilization rate of waste heat Active CN108844053B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110061986A (en) * 2009-12-02 2011-06-10 황보기철 Hot air blower combined with boiler using electric arc reactor device
CN203478174U (en) * 2013-07-26 2014-03-12 江苏双良锅炉有限公司 Compact type fuel oil and gas fire pipe steam boiler provided with top-mounted steam drum
CN204062977U (en) * 2014-08-14 2014-12-31 浙江特富锅炉有限公司 A kind of shell boiler
CN105588094A (en) * 2016-02-22 2016-05-18 大震锅炉工业（昆山）有限公司 Smoke pipe waste gas heat boiler system with built-in heat accumulator
US20170268379A1 (en) * 2016-03-16 2017-09-21 General Electric Technology Gmbh System and method for heating components of a heat recovery steam generator
CN207230499U (en) * 2017-08-19 2018-04-13 青岛康泰重工机械有限公司 A kind of new low nitrogen condensate vacuum boiler

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110061986A (en) * 2009-12-02 2011-06-10 황보기철 Hot air blower combined with boiler using electric arc reactor device
CN203478174U (en) * 2013-07-26 2014-03-12 江苏双良锅炉有限公司 Compact type fuel oil and gas fire pipe steam boiler provided with top-mounted steam drum
CN204062977U (en) * 2014-08-14 2014-12-31 浙江特富锅炉有限公司 A kind of shell boiler
CN105588094A (en) * 2016-02-22 2016-05-18 大震锅炉工业（昆山）有限公司 Smoke pipe waste gas heat boiler system with built-in heat accumulator
US20170268379A1 (en) * 2016-03-16 2017-09-21 General Electric Technology Gmbh System and method for heating components of a heat recovery steam generator
CN207230499U (en) * 2017-08-19 2018-04-13 青岛康泰重工机械有限公司 A kind of new low nitrogen condensate vacuum boiler

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