CN104197301A - Bypass air discharging boiler for cement kiln waste heat recovery and power generation - Google Patents
Bypass air discharging boiler for cement kiln waste heat recovery and power generation Download PDFInfo
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- CN104197301A CN104197301A CN201410437878.1A CN201410437878A CN104197301A CN 104197301 A CN104197301 A CN 104197301A CN 201410437878 A CN201410437878 A CN 201410437878A CN 104197301 A CN104197301 A CN 104197301A
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- communicated
- boiler
- cement kiln
- power generation
- superheater
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- 239000004568 cement Substances 0.000 title claims abstract description 34
- 238000010248 power generation Methods 0.000 title claims abstract description 22
- 238000011084 recovery Methods 0.000 title claims abstract description 21
- 239000002918 waste heat Substances 0.000 title abstract description 8
- 238000007599 discharging Methods 0.000 title abstract 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000003546 flue gas Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000007789 gas Substances 0.000 claims description 20
- 238000013459 approach Methods 0.000 claims description 13
- 235000014171 carbonated beverage Nutrition 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 6
- 239000008400 supply water Substances 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241000370738 Chlorion Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
- Y02P40/121—Energy efficiency measures, e.g. improving or optimising the production methods
-
- 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
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention provides a bypass air discharging boiler for cement kiln waste heat recovery and power generation, and is applied to the technical field of cement kiln waste heat recycling devices. A boiler body (1) of the air discharging boiler is communicated with the rotary kiln tail (3) for conveying high temperature flue gas generated by a cement kiln, an evaporator (4) and a superheater unit (5) are arranged in the boiler body (1), one end of a steam pocket (2) is communicated with a water source (6), the other end of the steam pocket (2) is communicated with the evaporator (4) in the boiler body (1), the evaporator (4) is communicated with a steam-water separation component (7) in the steam pocket (2), the steam-water separation component (7) is communicated with the superheater unit (5), and the superheater unit (5) is communicated with a steam power generation turbine (8). The bypass air discharging boiler is simple in structure, waste heat generated by bypass air discharging can be effectively recovered, and the high temperature flue gas can be effectively cooled; meanwhile, heat of the high temperature flue gas is sufficiently used, and effective utilization of energy resources is improved.
Description
Technical field
The invention belongs to cement kiln waste heat recovery utilizing equipment technical field, more particularly, relate to a kind of cement kiln exhaust heat recovery power generation bypass boiler.
Background technology
In cement clinker production line raw material composition, alkalinity exceeds standard, and needs chlorion dust bypass from quality coal in cement kiln systems of part being rich in to high concentration to emit in technological operation, to reduce chlorine ion concentration, reduces system skinning.For fully recycling the waste heat in cement rotary kiln tail bypass, at kiln tail, bypass boiler is set.The high warm air of approximately 970 ℃ of approximately 30% air quantity, temperature is emitted in bypass, because cigarette air temperature height easily causes, gets air port and pipeline felt jam, needs cooling to process, and by entering bypass boiler after cigarette temperature drop to 750 ℃, carries out exhaust heat recovery power generation again.But equipment of the prior art, the heat that cannot realize high-temperature flue gas fully effectively utilizes.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of simple in structure, the waste heat that bypass can be produced effectively reclaims, high-temperature flue gas is carried out to effective temperature-reducing, the heat of high-temperature flue gas is made full use of simultaneously, realize the cement kiln exhaust heat recovery power generation bypass boiler that water is converted into the steam of generating use.
Solve above-described technical problem, the technical scheme that the present invention takes is:
The present invention is a kind of cement kiln exhaust heat recovery power generation bypass boiler, comprise boiler body, drum, boiler body is communicated with the rotary kiln afterbody that transmits the high-temperature flue gas of cement kiln generation, in described boiler body, evaporimeter is set, superheater, described drum one end is communicated with water source, the drum other end is communicated with the evaporimeter in boiler body, evaporimeter is communicated with the carbonated drink separating component in drum, described carbonated drink separating component is communicated with superheater, and superheater is communicated with the steam turbine of steam-electric power.
Described boiler body is set to hollow structure, and boiler body comprises body leading portion and body rear end, and described body leading portion lateral location arranges gas approach, and gas approach is communicated with rotary kiln afterbody, and body back segment upper end position arranges exhanst gas outlet.
Between described drum and water source, by feed pipe, be communicated with, supply-water pump be set on feed pipe, between the drum other end and evaporimeter, by inlet pipeline, be communicated with, on inlet pipeline, arrange can increased water flow circulation strong cyclic water pump.
Described superheater is arranged on body back-end location, and evaporimeter and superheater are all set to vertically arranged structure, and evaporimeter comprises a plurality of superheater assemblies that are connected in series.
On the inwall of described body leading portion, arrange and can absorb the full film water-cooled wall that enters the high-temperature flue gas heat of boiler body from gas approach, full film water-cooled wall comprises the pipe fitting distributing along body leading portion inwall, termination, pipe fitting one end is installed and can be connected from the cooling water pump of water source internal pump water, and the pipe fitting other end is also communicated with water source.
Adopt technical scheme of the present invention, can obtain following beneficial effect:
Cement kiln exhaust heat recovery power generation bypass boiler of the present invention, 1) by the body leading portion at boiler body, full film water-cooled wall is set, thereby reduction flue-gas temperature, recovered flue gas dust and objectionable impurities alkali, chlorine etc., and the body back segment body of wall of boiler body only need use insulation material, and without refractory material, furnace wall thickness, weight are all greatly reduced, simplify furnace wall structure, alleviated boiler gross weight; It is good that fin panel casing has air-tightness, is difficult for dust stratification, leaks out less, reduces heat loss due to exhaust gas, improves boiler thermal output; 2) the flow through flow direction of the high-temperature flue gas in boiler body is horizontal direction, superheater in evaporimeter in body leading portion and body back segment is all set to vertically arranged structure, can make like this high-temperature flue gas fully contact and carry out heat exchange with heat transfer pipe (evaporimeter and superheater), and heat-transfer pipe is difficult for knot ash, and the heat of high-temperature flue gas can be fully used; 3) cement kiln exhaust heat recovery power generation bypass boiler of the present invention, the heat that the high-temperature flue gas of cement kiln can be produced is transferred in boiler body by rotary kiln afterbody, first high-temperature flue gas is carried out to effective temperature-reducing, then the heat of high-temperature flue gas is made full use of, water in evaporator pipeline is vaporized, form gas-vapor mix, by superheater, carry out steam separation again, form overheated steam, the heat that realization produces with high-temperature flue gas is converted into water the overheated steam of generating use, then is sent to steam turbine and generates electricity.
Accompanying drawing explanation
The expressed content of each accompanying drawing of this description and the mark in figure are made to brief description below:
Fig. 1 is the structural representation of bypass boiler for cement kiln exhaust heat recovery power generation of the present invention;
Reference numeral: 1, boiler body; 2, drum; 3, rotary kiln afterbody; 4, evaporimeter; 5, superheater; 6, water source; 7, carbonated drink separating component; 8, steam turbine; 9, body leading portion; 10, body back segment; 11, gas approach; 12, exhanst gas outlet; 13, feed pipe; 14, supply-water pump; 15, inlet pipeline; 16, strong cyclic water pump; 17, superheater assembly; 18, full mould water-cooling wall; 19, pipe fitting; 20, cooling water pump.
The specific embodiment
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is described in further detail as the effect of the mutual alignment between the shape of each related member, structure, each several part and annexation, each several part and operation principle etc.:
As shown in Figure 1, the present invention is a kind of cement kiln exhaust heat recovery power generation bypass boiler, comprise boiler body 1, drum 2, boiler body 1 is communicated with the rotary kiln afterbody 3 that transmits the high-temperature flue gas of cement kiln generation, the interior evaporimeter 4 that arranges of described boiler body 1, superheater 5, described drum 2 one end are communicated with water source 6, drum 2 other ends are communicated with the evaporimeter 4 in boiler body 1, evaporimeter 4 is communicated with the carbonated drink separating component 7 in drum 2, and carbonated drink separating component 7 is communicated with superheater 5, and superheater 5 is communicated with the steam turbine 8 of steam-electric power.By said structure, arrange, the heat that the high-temperature flue gas of cement kiln can be produced is transferred in boiler body by rotary kiln afterbody, the heat of high-temperature flue gas is made full use of, water in evaporator pipeline is vaporized, form gas-vapor mix, then pass through superheater, carry out steam separation, form overheated steam, realize the heat producing with high-temperature flue gas water is converted into overheated steam, then be sent to steam turbine power generation.Thereby realized the recycling of the heat that the high-temperature flue gas of cement kiln is produced, saved resource.
Described boiler body 1 is set to hollow structure, boiler body 1 comprises body leading portion 9 and body rear end 10, described body leading portion 9 lateral location arrange gas approach 11, and gas approach 11 is communicated with rotary kiln afterbody 3, and body back segment 10 upper end positions arrange exhanst gas outlet 12.What gas approach entered is to transmit the high-temperature flue gas that cement kiln produces, and what exhanst gas outlet was discharged is to have reclaimed heat, and the removed flue gas of harmful substance, thereby the infringement of the outer bound pair natural environment of eliminating is effectively reduced, and has played environmental-protection function.
Between described drum 2 and water source 6, by feed pipe 13, be communicated with, supply-water pump 14 be set on feed pipe 13, between drum 2 other ends and evaporimeter 4, by inlet pipeline 15, be communicated with, on inlet pipeline 15, arrange can increased water flow circulation strong cyclic water pump 16.Strong cyclic water pump is for realizing the circulation of pump water and water.
Described superheater 5 is arranged on 10 positions, body rear end, and evaporimeter 4 and superheater 5 are all set to vertically arranged structure, and evaporimeter 4 comprises a plurality of superheater assemblies that are connected in series 17.Because high-temperature flue gas is that horizontal direction flows, evaporimeter 4 and superheater 5 are all set to be arranged vertically like this, guarantee that heat transfer effect is best.
On the inwall of described body leading portion 9, arrange and can absorb the full film water-cooled wall 18 that enters the high-temperature flue gas heat of boiler body 1 from gas approach 11, full film water-cooled wall 18 comprises the pipe fitting 19 distributing along body leading portion 9 inwalls, pipe fitting 19 terminations, one end install can be from water source the cooling water pump 20 of 6 internal pump waters connect, pipe fitting 19 other ends are also communicated with water source 6.Like this, by full film water-cooled wall 18, can lower the temperature to entering the high-temperature flue gas of the body front end of boiler body, by reducing flue-gas temperature, play the object of dust in recovered flue gas and objectionable impurities alkali, chlorine etc., guarantee that cooling high-temperature fume arrives optimum working temperature, play environment protecting simultaneously.
Cement kiln exhaust heat recovery power generation bypass boiler of the present invention, operation principle is as follows:
High-temperature flue gas is emitted by the rotary kiln of cement kiln, high-temperature flue gas enters the body leading portion of boiler body by gas approach, at this moment because high-temperature flue gas is too high, therefore at body leading portion, full mould water-cooling wall is set, in the pipe fitting of full mould water-cooling wall, storage realizes the cooling water of circulation by cooling water pump, like this, to enter the high-temperature flue gas of body leading portion from gas approach, lower the temperature, cooled to optimum working temperature.Then, the flue gas along continuous straight runs after cooling flows through boiler body inside, reaches evaporimeter position, and the recirculated water in evaporimeter is heated.Water in evaporimeter, from water source, by drum, enters in evaporimeter, and strong cyclic water pump is set between drum and evaporimeter, guarantees that the water between evaporimeter and drum is realized constantly circulation.Like this, flue gas and the water in evaporimeter through evaporimeter carry out exchange heat, water in evaporimeter now forms gas-vapor mix, pass through again superheater, carry out steam separation, form overheated steam, superheated vapour enters steam turbine power generation, so just realize the heat producing with high-temperature flue gas and water is converted into the steam of generating use, then the object of generating electricity.
By structure of the present invention, the heat that high-temperature flue gas can be produced is converted into the superheated steam of generating use, realize effective recovery of cement kiln waste heat, thereby improved effective utilization of the energy, simultaneously in the temperature-fall period of high-temperature flue gas, can recovered flue gas dust and objectionable impurities alkali, chlorine etc., reached and fallen oligosaprobic object.
Cement kiln exhaust heat recovery power generation bypass boiler of the present invention, 1) by the body leading portion at boiler body, full film water-cooled wall is set, thereby reduction flue-gas temperature, recovered flue gas dust and objectionable impurities alkali, chlorine etc., and the body back segment body of wall of boiler body only need use insulation material, and without refractory material, furnace wall thickness, weight are all greatly reduced, simplify furnace wall structure, alleviated boiler gross weight; It is good that fin panel casing has air-tightness, is difficult for dust stratification, leaks out less, reduces heat loss due to exhaust gas, improves boiler thermal output; 2) the flow through flow direction of the high-temperature flue gas in boiler body is horizontal direction, superheater in evaporimeter in body leading portion and body back segment is all set to vertically arranged structure, can make like this high-temperature flue gas fully contact and carry out heat exchange with heat transfer pipe (evaporimeter and superheater), and heat-transfer pipe is difficult for knot ash, and the heat of high-temperature flue gas can be fully used; 3) cement kiln exhaust heat recovery power generation bypass boiler of the present invention, the heat that the high-temperature flue gas of cement kiln can be produced is transferred in boiler body by rotary kiln afterbody, first high-temperature flue gas is carried out to effective temperature-reducing, then the heat of high-temperature flue gas is made full use of, water in evaporator pipeline is vaporized, form gas-vapor mix, pass through again superheater, carry out steam separation, form superheated steam, the heat that realization produces with high-temperature flue gas is converted into water the steam of generating use, then is sent to steam turbine and generates electricity.
By reference to the accompanying drawings the present invention has been carried out to exemplary description above; obviously the concrete realization of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technical scheme to carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasions, all in protection scope of the present invention.
Claims (5)
1. a cement kiln exhaust heat recovery power generation bypass boiler, comprise boiler body (1), drum (2), boiler body (1) is communicated with the rotary kiln afterbody (3) that transmits the high-temperature flue gas of cement kiln generation, it is characterized in that: evaporimeter (4) is set in described boiler body (1), superheater (5), described drum (2) one end is communicated with water source (6), drum (2) other end is communicated with the evaporimeter (4) in boiler body (1), evaporimeter (4) is communicated with the carbonated drink separating component (7) in drum (2), described carbonated drink separating component (7) is communicated with superheater (5), superheater (5) is communicated with the steam turbine (8) of steam-electric power.
2. cement kiln exhaust heat recovery power generation bypass boiler according to claim 1, it is characterized in that: described boiler body (1) is set to hollow structure, boiler body (1) comprises body leading portion (9) and body rear end (10), described body leading portion (9) lateral location arranges gas approach (11), gas approach (11) is communicated with rotary kiln afterbody (3), and body back segment (10) upper end position arranges exhanst gas outlet (12).
3. cement kiln exhaust heat recovery power generation bypass boiler according to claim 1 and 2, it is characterized in that: between described drum (2) and water source (6), by feed pipe (13), be communicated with, supply-water pump (14) is set on feed pipe (13), between drum (2) other end and evaporimeter (4), by inlet pipeline (15), be communicated with the strong cyclic water pump (16) that the upper setting of inlet pipeline (15) can increased water flow circulation.
4. cement kiln exhaust heat recovery power generation bypass boiler according to claim 3, it is characterized in that: described superheater (5) is arranged on position, body rear end (10), evaporimeter (4) and superheater (5) are all set to vertically arranged structure, and evaporimeter (4) comprises a plurality of superheater assemblies that are connected in series (17).
5. cement kiln exhaust heat recovery power generation bypass boiler according to claim 4, it is characterized in that: on the inwall of described body leading portion (9), arrange and can absorb the full film water-cooled wall (18) that enters the high-temperature flue gas heat of boiler body (1) from gas approach (11), described full film water-cooled wall (18) comprises the pipe fitting (19) distributing along body leading portion (9) inwall, pipe fitting (19) termination, one end install can be from water source the cooling water pump (20) of (6) internal pump water connect, pipe fitting (19) other end is also communicated with water source (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410437878.1A CN104197301B (en) | 2014-08-29 | 2014-08-29 | Cement kiln exhaust heat recovery power generation bypass boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410437878.1A CN104197301B (en) | 2014-08-29 | 2014-08-29 | Cement kiln exhaust heat recovery power generation bypass boiler |
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| Publication Number | Publication Date |
|---|---|
| CN104197301A true CN104197301A (en) | 2014-12-10 |
| CN104197301B CN104197301B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410437878.1A Active CN104197301B (en) | 2014-08-29 | 2014-08-29 | Cement kiln exhaust heat recovery power generation bypass boiler |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005315492A (en) * | 2004-04-28 | 2005-11-10 | Babcock Hitachi Kk | Waste heat recovery boiler with stabilizing burner and method of operating the same |
| CN102080582A (en) * | 2010-12-06 | 2011-06-01 | 南京凯盛开能环保能源有限公司 | Coal-fired power generation and waste heat power generation coupling system for private station of cement kiln |
| CN202012897U (en) * | 2011-01-24 | 2011-10-19 | 大连易世达新能源发展股份有限公司 | Cement kiln tail bypass wind discharging exhaust-heat boiler |
| CN102393148A (en) * | 2011-11-08 | 2012-03-28 | 大连易世达新能源发展股份有限公司 | Cement kiln tail by-pass waste heat power generation device |
| CN204100212U (en) * | 2014-08-29 | 2015-01-14 | 安徽海螺川崎节能设备制造有限公司 | A kind of cement kiln exhaust heat recovery power generation bypass boiler |
-
2014
- 2014-08-29 CN CN201410437878.1A patent/CN104197301B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005315492A (en) * | 2004-04-28 | 2005-11-10 | Babcock Hitachi Kk | Waste heat recovery boiler with stabilizing burner and method of operating the same |
| CN102080582A (en) * | 2010-12-06 | 2011-06-01 | 南京凯盛开能环保能源有限公司 | Coal-fired power generation and waste heat power generation coupling system for private station of cement kiln |
| CN202012897U (en) * | 2011-01-24 | 2011-10-19 | 大连易世达新能源发展股份有限公司 | Cement kiln tail bypass wind discharging exhaust-heat boiler |
| CN102393148A (en) * | 2011-11-08 | 2012-03-28 | 大连易世达新能源发展股份有限公司 | Cement kiln tail by-pass waste heat power generation device |
| CN204100212U (en) * | 2014-08-29 | 2015-01-14 | 安徽海螺川崎节能设备制造有限公司 | A kind of cement kiln exhaust heat recovery power generation bypass boiler |
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| Publication number | Publication date |
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| CN104197301B (en) | 2016-05-11 |
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Denomination of invention: Bypass ventilation boiler for cement kiln waste heat recovery and power generation Granted publication date: 20160511 Pledgee: Industrial and Commercial Bank of China Limited Wuhu Zheshan Branch Pledgor: ANHUI CONCH KAWASAKI ENERGY CONSERVATION EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2024980017117 |
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