CN101737796B - Continuous-rotation heat accumulating type air preheater - Google Patents
Continuous-rotation heat accumulating type air preheater Download PDFInfo
- Publication number
- CN101737796B CN101737796B CN2009102443677A CN200910244367A CN101737796B CN 101737796 B CN101737796 B CN 101737796B CN 2009102443677 A CN2009102443677 A CN 2009102443677A CN 200910244367 A CN200910244367 A CN 200910244367A CN 101737796 B CN101737796 B CN 101737796B
- Authority
- CN
- China
- Prior art keywords
- heat storage
- fan housing
- flue gas
- temperature flue
- sealing
- 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
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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The invention discloses a continuous-rotation heat accumulating type air preheater comprising a cylindrical heat accumulating body, wherein the upper part and the lower part of the cylindrical heat accumulating body are respectively provided with an upper part fan cover and a lower part fan cover which are respectively fixed on a stand body, and the cylindrical heat accumulating body is connected with a rotary driving device; the upper part fan cover is provided with a high-temperature flue gas inlet and a high-temperature air outlet, and the lower part fan cover is provided with a low-temperature flue gas outlet and a normal-temperature air inlet which respectively correspond to the high-temperature flue gas inlet and the high-temperature air outlet; outer sealing is respectively arranged between the outer circumferences of the upper part fan cover and the lower part fan cover and the outer circumference of the cylindrical heat accumulating body, and the inner parts are provided with inner sealing. The continuous-rotation heat accumulating type air preheater can realize continuous and constant-temperature air supply and effectively simplifies a mechanism.
Description
Technical field
The present invention relates to a kind of regenerative apparatus, relate in particular to a kind of continuous-rotation heat accumulating type air preheater.
Background technology
With energy-efficient, environmental protection is that " HTAC (HTAC) " of feature is widely used in the industrial furnace field and drives the distillation of relevant speciality technology, and switching heat-accumulating burner supporting with it and the revolution gear storage heater that occurred are afterwards represented the state of the art of current high-temperature heat accumulation regenerative air heater.
In the prior art, the operation principle of switching heat-accumulating burner be two heat-accumulating burners by a reversal valve intermittently the switching controls high-temperature flue gas flow to normal temperature air that realization is alternately held, heat release; Revolution gear storage heater then by 180 ° of dead axles revolutions of two heat storages, intermittently switch realize holding, heat release, omitted reversal valve.
Both common ground are that the heat storage switching is held, heat release, stage regenerator: high-temperature flue gas makes its temperature be raise gradually by low by the heat storage accumulation of heat, enters the heat release stage after the moment switching, normal temperature air makes its temperature reduce cyclically-varying gradually by height again by the high-temperature heat accumulation body.
There is following shortcoming at least in above-mentioned prior art:
Because the fluctuation and the interrupted air feed of preheated air temperature, meeting directly influence service life, combustion efficiency and the stability of a system of the anti-material of burner.
Summary of the invention
The purpose of this invention is to provide a kind of simple and practical, high performance continuous-rotation heat accumulating type air preheater, can realize high temperature continous-stable air feed, effective simplification mechanism and improve burner service life improves stove total combustion effect, improves combustion system stability.
The objective of the invention is to be achieved through the following technical solutions:
Continuous-rotation heat accumulating type air preheater of the present invention, comprise cylindric heat storage, the upper and lower of described cylindric heat storage is respectively equipped with top fan housing and bottom fan housing, described top fan housing and bottom fan housing are separately fixed on the Rack Body, and described cylindric heat storage is connected with device for revolving and driving;
Be respectively equipped with external seal between the excircle of described top fan housing and bottom fan housing and the excircle of described cylindric heat storage;
Described top fan housing is provided with high-temperature flue gas import and high temperature air outlet, is provided with fire-resisting partition between described high-temperature flue gas import and the high temperature air outlet, is provided with sealing in the top between the upper surface of described fire-resisting partition and described heat storage;
Described bottom fan housing is provided with low-temperature flue gas outlet and normal temperature air import, is provided with steel diaphragm between described low-temperature flue gas outlet and the normal temperature air import, is provided with sealing in the bottom between the lower surface of described steel diaphragm and described heat storage;
Described low-temperature flue gas outlet is corresponding with the upper-lower position of described high-temperature flue gas import and high temperature air outlet respectively with the normal temperature air import;
The axis part of described cylindric heat storage stretches out power transmission shaft downwards, and the lower ends downward of described power transmission shaft passes described bottom fan housing and is connected with described device for revolving and driving.
As seen from the above technical solution provided by the invention, continuous-rotation heat accumulating type air preheater of the present invention, owing to comprise cylindric heat storage, the upper and lower of cylindric heat storage is respectively equipped with top fan housing and bottom fan housing, top fan housing and bottom fan housing are separately fixed on the Rack Body, and cylindric heat storage is connected with device for revolving and driving; Be respectively equipped with external seal between the excircle of top fan housing and bottom fan housing and the excircle of cylindric heat storage; The top fan housing is provided with high-temperature flue gas import and high temperature air outlet, is provided with fire-resisting partition between high-temperature flue gas import and the high temperature air outlet, is provided with sealing in the top between the upper surface of fire-resisting partition and heat storage; The bottom fan housing is provided with low-temperature flue gas outlet and normal temperature air import, is provided with steel diaphragm between low-temperature flue gas outlet and the normal temperature air import, is provided with sealing in the bottom between the lower surface of steel diaphragm and described heat storage; The low-temperature flue gas outlet is corresponding with the upper-lower position of high-temperature flue gas import and high temperature air outlet respectively with the normal temperature air import.Can realize that accumulation of heat typed high temperature air is continuous, smooth combustion by the revolution of cylindric heat storage, improve burner service life and total combustion effect greatly, can effectively improve air-proof condition again, improve leakage efficiency.
Description of drawings
Fig. 1 is the structural representation of the continuous rotation heat accumulating type air preheater of the present invention;
Fig. 2 is the cross section structure schematic diagram of cylindric heat storage among the present invention.
The specific embodiment
Continuous-rotation heat accumulating type air preheater of the present invention, its preferable specific embodiment is:
Comprise cylindric heat storage, the upper and lower of cylindric heat storage is respectively equipped with top fan housing and bottom fan housing, and top fan housing and bottom fan housing are separately fixed on the Rack Body, and cylindric heat storage is connected with device for revolving and driving;
Be respectively equipped with external seal between the excircle of top fan housing and bottom fan housing and the excircle of described cylindric heat storage;
The top fan housing is provided with high-temperature flue gas import and high temperature air outlet, is provided with fire-resisting partition between high-temperature flue gas import and the high temperature air outlet, is provided with sealing in the top between the upper surface of fire-resisting partition and heat storage;
The bottom fan housing is provided with low-temperature flue gas outlet and normal temperature air import, is provided with steel diaphragm between low-temperature flue gas outlet and the normal temperature air import, is provided with sealing in the bottom between the lower surface of described steel diaphragm and described heat storage;
The low-temperature flue gas outlet is corresponding with the upper-lower position of described high-temperature flue gas import and high temperature air outlet respectively with the normal temperature air import.
In the application process, can realize effective heat storage type combustion by the revolution of cylindric heat storage; And can make preheated air temperature stable and air feed is continuous, can effectively improve burner service life and total combustion effect.
The axis part of concrete cylindric heat storage can stretch out power transmission shaft downwards, and the lower ends downward of power transmission shaft passes the bottom fan housing and is connected with device for revolving and driving, is used to drive the revolution of cylindric heat storage.
External seal can be water seal, and the version of water seal is that upper, annular sealing cutter immerses in the lower annular seal groove water.
Sealing can comprise the fan-shaped sealing plate of carborundum in the top, and the lower surface of the fan-shaped sealing plate of carborundum is pushed down the last plane of the fan-shaped skeleton of heat storage by gravity, realizes movable sealing.
Bottom Nei Mi can comprise the fan-shaped sealing plate of metal, and the upper surface of the fan-shaped sealing plate of metal leans on the spring restoring force to suppress the lower plane of the fan-shaped skeleton of heat storage, realizes movable sealing.
Cylindric heat storage can piece together cylinder by the ceramic honeycomb segment of polylith multilayer, is provided with the heat storage dividing plate between adjacent segment, and cylindrical cylindrical can be successively by refractory material, heat-barrier material, steel construction housing parcel.
Each fan groove space bar carborundum plate of the heat storage on cylinder top; Each fan groove space bar heat-resisting steel sheet and plate of the heat storage of bottom.
Can add the flame-proof sphere short covering in each fan groove of cylindric heat storage.
The revolution mode of cylindric heat storage can be continuous running.
The present invention and high-efficiency ceramic heat storage technology are supporting, innovate a kind of high temperature air pre-heating device that can turn round accumulation of heat continuously, can realize continuously, the constant temperature air feed, and effective simplification mechanism.
Specific embodiment:
As shown in Figure 1, this equipment comprise in drive unit 1, bottom fan housing 2, top fan housing 5, Rack Body 3, top water seal 4, bottom water seal 8, the top seal 9 in sealing 6, the bottom, parts such as heat storage 7.
The center of circle, heat storage 7 bottom is provided with shaft extension and goes out with drive unit 1 to be connected, heat storage 7 is installed on the bottom fan housing 2 with one heart, drive by drive unit 1, uniform rotation between bottom fan housing 2 and top fan housing 5, bottom fan housing 2 and top fan housing 5 are fastenedly connected with Rack Body 3.
Upper and lower part fan housing 2,5 is the conic tube structure, and conical surface symmetry is offered two pores, discharges flue gas and air respectively, and top fan housing 5 inner lining refractories and fire-resisting partition only are provided with steel diaphragm in the bottom fan housing 2 between two pores.
The external seal that upper and lower part fan housing 2 and heat storage are 7 is water seal, and version is that upper circular sealing cutter immerses in the circular seal groove water of bottom.It is foundation that sealing cutter immersion depth calculates with flue gas and preheated air pressure reduction.
The interior sealing of top fan housing 5 is the sealings between high-temperature flue gas and preheated air, adopts the fan-shaped sealing plate of carborundum bottom surface, pushes down realization movable sealing in plane on the heat storage 7 fan-shaped skeletons by gravity.
The interior sealing of bottom fan housing 2 is the sealings between low-temperature flue gas and normal temperature air, adopts the fan-shaped sealing plate upper surface of metal, suppresses heat storage 7 fan-shaped skeleton lower planes by the spring restoring force and realizes movable sealing.
As shown in Figure 2, the shape of heat storage 7 is the cylinders that pieced together by the ceramic honeycomb segment of polylith, multilayer (adding the part flame-proof sphere), be provided with the heat storage dividing plate between each segment, can isolate (heat storage 7 top high temperature section carborundum plates with carborundum plate and heat-resisting steel sheet and plate, bottom low-temperature zone heat-resisting steel sheet and plate), cylindrical is successively by refractory material 12, heat-barrier material 13, steel construction housing parcel.
The exhaust gases passes and the air duct of the corresponding upper and lower part of heat storage 7 circular cross-sections fan housing 2,5 are divided into heat-accumulating area, seal area, heat release district.Seal area is arranged between heat-accumulating area and the heat release district, is used to stop flue gas and air string wind, holds, heat release area size ratio can set according to burn concrete operating mode of stove.
Operation principle:
Again referring to Fig. 1, Fig. 2, start air-introduced machine, start drive unit 1 in the time of air blast, heat storage 7 is gone up relatively, bottom fan housing 2,5 uniform rotation (are provided with frequency control motor, by regulating the rotating speed adaptation condition, guarantee air preheating temperature), the sucking-off of flue gas and air are sent into respectively independently passage, under the air-introduced machine effect, the furnace high-temperature flue gas is considered by heat storage 7, after the accumulation of heat low-temperature flue gas is sucked cleaning system, air blast absorbs normal temperature air and is converted into high temperature air behind the heats and sends burner hearth to and participate in burning through heat storage 7, all processes is for carrying out continuously.
Among the present invention, heat storage 7 is realized holding in continuous rotating process, heat release, can realize continuous, constant temperature air feed to stove, guarantees the stability of furnace flame.Set rationally and to hold, on the basis of heat release region area ratio, effectively control air preheating temperature by the flow of regulating heat storage 7 rotating speeds and cigarette, air;
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (3)
1. continuous-rotation heat accumulating type air preheater, it is characterized in that, comprise cylindric heat storage, the upper and lower of described cylindric heat storage is respectively equipped with top fan housing and bottom fan housing, described top fan housing and bottom fan housing are separately fixed on the Rack Body, and described cylindric heat storage is connected with device for revolving and driving;
Be respectively equipped with external seal between the excircle of described top fan housing and bottom fan housing and the excircle of described cylindric heat storage;
Described top fan housing is provided with high-temperature flue gas import and high temperature air outlet, is provided with fire-resisting partition between described high-temperature flue gas import and the high temperature air outlet, is provided with sealing in the top between the upper surface of described fire-resisting partition and described heat storage;
Described bottom fan housing is provided with low-temperature flue gas outlet and normal temperature air import, is provided with steel diaphragm between described low-temperature flue gas outlet and the normal temperature air import, is provided with sealing in the bottom between the lower surface of described steel diaphragm and described heat storage;
Described low-temperature flue gas outlet is corresponding with the upper-lower position of described high-temperature flue gas import and high temperature air outlet respectively with the normal temperature air import;
The axis part of described cylindric heat storage stretches out power transmission shaft downwards, and the lower ends downward of described power transmission shaft passes described bottom fan housing and is connected with described device for revolving and driving;
Sealing comprises the fan-shaped sealing plate of carborundum in the described top, and the lower surface of the fan-shaped sealing plate of described carborundum leans on the gravity pressure residence to state the last plane of the fan-shaped skeleton of heat storage, realizes movable sealing;
Sealing comprises the fan-shaped sealing plate of metal in the described bottom, and the upper surface of the fan-shaped sealing plate of described metal leans on the spring restoring force to suppress the lower plane of the steel skeleton of described heat storage, realizes movable sealing.
2. continuous-rotation heat accumulating type air preheater according to claim 1 is characterized in that, described external seal is water seal, and the version of described water seal is that upper, annular sealing cutter immerses in the lower annular seal groove water.
3. continuous-rotation heat accumulating type air preheater according to claim 1 is characterized in that, the revolution mode of described cylindric heat storage is running continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102443677A CN101737796B (en) | 2009-12-30 | 2009-12-30 | Continuous-rotation heat accumulating type air preheater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102443677A CN101737796B (en) | 2009-12-30 | 2009-12-30 | Continuous-rotation heat accumulating type air preheater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101737796A CN101737796A (en) | 2010-06-16 |
| CN101737796B true CN101737796B (en) | 2011-06-01 |
Family
ID=42461632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102443677A Expired - Fee Related CN101737796B (en) | 2009-12-30 | 2009-12-30 | Continuous-rotation heat accumulating type air preheater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101737796B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014110881A1 (en) * | 2013-01-18 | 2014-07-24 | 北京神雾环境能源科技集团股份有限公司 | Pellet fuel boiler equipped with regenerative rotating commutating heater |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167367B (en) * | 2010-12-28 | 2013-05-08 | 新疆安华矿业投资有限公司 | Process for producing high-concentration sodium nitrate brine through rotation dynamic leaching of nitratite ore |
| CN102322745B (en) * | 2011-09-29 | 2013-04-10 | 岳阳钟鼎热工电磁科技有限公司 | Ventilation device for replacing and washing continuously-rotary heat accumulating type preheater ceramic balls |
| CN102645116B (en) * | 2012-04-27 | 2014-04-23 | 中南大学 | Continuous heat accumulating type heat exchanger |
| CN102679551B (en) * | 2012-05-30 | 2014-04-23 | 西安交通大学 | Bypass flow vertically-arranged gap-type condensation heat exchanger |
| CN102954701A (en) * | 2012-11-30 | 2013-03-06 | 苏州有色金属研究院有限公司 | Commutatorless high-temperature heat exchanger |
| CN103940275B (en) * | 2013-01-18 | 2017-02-08 | 北京神雾环境能源科技集团股份有限公司 | Gas heat exchanger and gas heat exchange system with same |
| WO2014110880A1 (en) * | 2013-01-18 | 2014-07-24 | 北京神雾环境能源科技集团股份有限公司 | Gas heat exchanger and gas heat exchange system having same |
| CN104100993B (en) * | 2014-06-19 | 2016-02-10 | 钟小葵 | A kind of reciprocating air preheater |
| CN105352353B (en) * | 2015-11-04 | 2017-04-05 | 张玉伟 | A kind of gyration formula gas heat exchange system |
| CN107940477B (en) * | 2017-12-24 | 2023-10-13 | 江苏中研宜普科技有限公司 | Heat accumulating combustion device with two-link energy heat accumulator |
-
2009
- 2009-12-30 CN CN2009102443677A patent/CN101737796B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014110881A1 (en) * | 2013-01-18 | 2014-07-24 | 北京神雾环境能源科技集团股份有限公司 | Pellet fuel boiler equipped with regenerative rotating commutating heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101737796A (en) | 2010-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101737796B (en) | Continuous-rotation heat accumulating type air preheater | |
| CN102878817A (en) | Continuous combusting regenerative industrial furnace | |
| CN101986036B (en) | Heat accumulator rotary heat-exchange device | |
| CN204307633U (en) | A kind of internal heat type activated carbon regeneration furnace | |
| CN110775975A (en) | Furnace tube fixed type active carbon drying and regenerating integrated furnace | |
| CN110220302B (en) | Convenient type coal fired boiler with shredding function | |
| CN102042609B (en) | Rotary high-temperature air preheater | |
| CN109821521A (en) | A kind of Powdered Activated Carbon regenerating furnace of silicon carbide furnace tube material | |
| CN102401153B (en) | Rotary combined valve group and reactor applying same | |
| CN108826322A (en) | A kind of rotary valve of accumulation of heat incinerator | |
| CN202143898U (en) | Drum-type soil thermal desorption repair system | |
| CN201277550Y (en) | Integration type self-inverting heat-accumulation combustor | |
| CN101761935A (en) | Rotary high-temperature air preheater | |
| CN207179685U (en) | A kind of heat accumulating of revolution type catalytic combustion device | |
| CN202793046U (en) | Continuous burning heat accumulating type industrial furnace | |
| CN101845960A (en) | Ventilation air methane countercurrent oxidation device with flue gas suction device | |
| CN202709763U (en) | Continuous rotation type high-temperature heat accumulation equipment | |
| CN201304486Y (en) | Continuous casting tundish regenerative baking device | |
| CN201304487Y (en) | Continuous casting tundish regenerative baking device | |
| CN201722154U (en) | Novel multi-tube external heat type rotary furnace | |
| CN109205623A (en) | A kind of external heating type activation furnace of subsection-inlet | |
| CN211310856U (en) | Furnace tube fixed type active carbon drying and regenerating integrated furnace | |
| CN110841615A (en) | Furnace tube fixed type gas heating powdered activated carbon regeneration furnace | |
| CN2457467Y (en) | Heat storage burner | |
| CN212284050U (en) | Furnace tube fixed type gas heating powdered activated carbon regeneration furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUBEI SHENWU THERMAL ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WU DAOHONG Effective date: 20111230 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 102200 CHANGPING, BEIJING TO: 433000 XIANTAO, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20111230 Address after: 433000 Hubei provincial administrative organization directly under the jurisdiction of Xiantao Liu Kou Industrial Park Patentee after: HUBEI SHENWU THERMAL ENERGY TECHNOLOGY CO., LTD. Address before: 102200 Beijing city Changping District Machi Town on the southeast corner of the island Patentee before: Wu Daohong |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20181230 |