CN104654816A - Cement kiln waste-heat utilization system and method for directly driving rotating equipment by turbine - Google Patents
Cement kiln waste-heat utilization system and method for directly driving rotating equipment by turbine Download PDFInfo
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- CN104654816A CN104654816A CN201510070969.0A CN201510070969A CN104654816A CN 104654816 A CN104654816 A CN 104654816A CN 201510070969 A CN201510070969 A CN 201510070969A CN 104654816 A CN104654816 A CN 104654816A
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- 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
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- 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
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- 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
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Abstract
The invention provides a cement kiln waste-heat utilization system and a method for directly driving rotating equipment by a turbine. The system and the method belong to the technical field of cement kiln waste-heat utilization. The waste-heat utilization system comprises a waste-heat recovery device, a high-temperature fan turbine drive device, a kiln tail exhaust fan turbine drive device, a cement grinding mill turbine drive device and a circulating cooling water device. According to the system and the method, superheated steam generated by the cement kiln waste heat is utilized to directly drive rotating equipment such as a high-temperature fan, a kiln tail exhaust fan and a cement grinding mill, the energy loss during the multistep energy transformation process from heat energy to electric energy to kinetic energy of waste heat power generation is avoided, and the cement kiln waste heat recovery and utilization efficiency is effectively improved.
Description
Technical field
The invention belongs to cement kiln waste heat recovery and utilize technical field, being specifically related to a kind of cement kiln bootstrap system and method for steam turbine Direct driver rotating machinery.
Background technology
Cement kiln in process of production institute's exhaust heat mainly contains two parts: 1. kiln hood grate-cooler institute heat extraction air; 2. kiln tail preheater C1 cylinder institute waste air.At present for this two parts waste heat above, mainly through arranging kiln hood waste heat boiler, kiln tail waste heat boiler reclaims and produces superheated steam, then being converged by the superheated steam from two waste heat boilers by steam main and send into Turbo-generator Set acting generating, institute generates electricity can confession cement plant production and application.
Energy conversion process in this cement kiln UTILIZATION OF VESIDUAL HEAT IN mode is: heat energy from waste gas-superheated steam heat energy-mechanical energy-electric energy, then the motor of the high energy consumption rotating machinerys such as high-temperature blower, cave tail's releaser and cement grinding mill is flowed to by electrical system, to drive its work, this wherein energy have passed through Multi-step conversion, result in energy loss comparatively large, reduce heat recovery rate; Cogeneration simultaneously also needs the approval of partial power and pays electrical network usage charges, there is certain inconvenience.
Summary of the invention
For the deficiency that existing cement kiln waste-heat power generation system energy loss is larger, the present invention aims to provide a kind of cement kiln bootstrap system and method for steam turbine Direct driver rotating machinery, to reach the object improving cement kiln heat recovery rate.
For achieving the above object, the technical solution used in the present invention is as follows:
The cement kiln bootstrap system of steam turbine Direct driver rotating machinery comprises waste-heat recovery device, high-temperature blower steamer drive unit, cave tail's releaser steamer drive unit, cement grinding mill steamer drive unit and recirculated cooling water device, and waste-heat recovery device comprises oxygen-eliminating device, feed pump, kiln head boiler, kiln tail boiler, kiln tail preheater and grate-cooler; The outlet of oxygen-eliminating device is connected with the entrance of feed pump, and feedwater delivery side of pump is connected with the entrance of the public economizer of kiln head boiler; Grate-cooler is connected with the entrance of kiln head boiler by airduct, and be provided with public economizer, high-temperature economizer, the first evaporimeter and the first superheater in kiln head boiler from top to down, the outlet of the first superheater is connected with steam main; The one-level cylinder outlet of kiln tail preheater is connected by the entrance of airduct with kiln tail boiler, and be provided with the second superheater, the second evaporimeter and economizer in kiln tail boiler from top to down, the outlet of the second superheater is connected with described steam main;
High-temperature blower steamer drive unit comprises the first steam turbine, first clutch, the first decelerator, the first motor and high-temperature blower; The main inlet throttle-stop valve of the first steam turbine is connected with described steam main, and the first steam turbine is connected with high-temperature blower successively with first clutch, the first decelerator, the first motor; The exhaust steam outlet of the first steam turbine is connected with the first gland heater successively with the first condenser, the first condensate pump, and the outlet of the first gland heater is connected with condensation jellyfish pipe;
Cave tail's releaser steamer drive unit comprises the second steam turbine, second clutch, the second decelerator, the second motor and cave tail's releaser; The main inlet throttle-stop valve of the second steam turbine is connected with described steam main, and the second steam turbine is connected with cave tail's releaser successively with second clutch, the second decelerator, the second motor; The exhaust steam outlet of the second steam turbine is connected with the second gland heater successively with the second condenser, the second condensate pump, and the outlet of the second gland heater is connected with the described jellyfish pipe that condenses;
Cement grinding mill steamer drive unit comprises the 3rd steam turbine, the 3rd clutch, dynamotor, the 3rd decelerator and cement grinding mill; The main inlet throttle-stop valve of the 3rd steam turbine is connected with described steam main, and the 3rd steam turbine is connected with cement grinding mill successively with the 3rd clutch, dynamotor, the 3rd decelerator; The exhaust steam outlet of the 3rd steam turbine is connected with the 3rd gland heater successively with the 3rd condenser, the 3rd condensate pump; The outlet of the 3rd gland heater is connected with the described jellyfish pipe that condenses; Described condensation jellyfish pipe is connected with oxygen-eliminating device;
Recirculated cooling water device comprises cooling tower and circulating cooling water pump, and the pond of cooling tower is connected with circulating cooling water pump; Circulating cooling water pump is connected with the cooling water inlet of the 3rd condenser with the first condenser, the second condenser respectively by cooling jellyfish pipe, and the first condenser, the second condenser are connected with the top of cooling tower by cooling jellyfish pipe with the coolant outlet of the 3rd condenser.
Further, described kiln head boiler is lower air intake band built-in sedimentation cell-type waste heat boiler.
Further, described first steam turbine and the second steam turbine are high speed dragging steam turbine.
Further, described first clutch, second clutch and the 3rd clutch are online clutch.
Further, described 3rd decelerator is containing hand-operated clutch device.
Utilize the method for the cement kiln bootstrap system of steam turbine Direct driver rotating machinery: waste gas in cooling is sent into kiln head boiler cooling and produce superheated steam, kiln tail preheater institute waste air is sent into the cooling of kiln tail boiler and produce superheated steam; Then the superheated steam that kiln head boiler and kiln tail boiler produce is converged by described steam main, be sent to three steam turbine actings respectively and drive high-temperature blower, cave tail's releaser and cement grinding mill; After acting, exhaust steam drains into three condensers and is condensed into water, then flows through respective condensate pump, gland heater respectively, is finally sent to oxygen-eliminating device by condensation jellyfish pipe, then recycles through the public economizer that feed pump pumps into kiln head boiler; After cooling water in pond is entered three condensers by cooling jellyfish tube pump by circulating cooling water pump, then be discharged into cooling tower by cooling jellyfish pipe and cool, finally get back to pool circulating utilization through overcooled water.
When steam production is not enough, the first motor, the second motor and dynamotor are come into operation, respectively with the first steam turbine, the second steam turbine, the 3rd steam turbine drive high-temperature blower, cave tail's releaser and cement grinding mill jointly.
Further, described 3rd decelerator is containing hand-operated clutch device, and when cement grinding mill fault or maintenance, manually the 3rd decelerator and cement grinding mill are thrown off by arrangement of clutch, the 3rd steam turbine driving electric electrical power generators.
Compared with traditional cements kiln afterheat generating system, advantageous of the present invention in the following areas:
(1) waste heat recovery Direct driver unit avoid cogeneration need energy loss in the multistep energy conversion process of heat energy-electric energy-kinetic energy, utilize the rotating machinery such as thermogenetic superheated steam Direct driver high-temperature blower, cave tail's releaser and cement grinding mill more than cement kiln, effectively improve cement kiln heat recovery efficiency;
(2) waste heat recovery Direct driver unit need not the examination & approval of power department and management, and without the need to paying related management expense.
Accompanying drawing explanation
Fig. 1 is the installation drawing of the cement kiln bootstrap system of steam turbine Direct driver rotating machinery.
Fig. 2 is the installation drawing of lower air intake band built-in sedimentation cell-type kiln head boiler.
Wherein, 1-first steam turbine, 1a-first condenser, 1b-first condensate pump, 1c-first gland heater, 2-first clutch, 3-first decelerator, 4-first motor, 5-high-temperature blower, 6-second steam turbine, 6a-second condenser, 6b-second condensate pump, 6c-second gland heater, 7-second clutch, 8-second decelerator, 9-second motor, 10-cave tail's releaser, 11-the 3rd steam turbine, 11a-the 3rd condenser, 11b-the 3rd condensate pump, 11c-the 3rd gland heater, 12-the 3rd clutch, 13-dynamotor, 14-the 3rd decelerator, 15-cement grinding mill, 16-cooling tower, 17-circulating cooling water pump, 18-oxygen-eliminating device, 19-feed pump, 20-kiln head boiler, 20a-first drum, the public economizer of 20b-, 20c-high-temperature economizer, 20d-first evaporimeter, 20e-first superheater, 21-kiln tail boiler, 21a-second drum, 21b-second superheater, 21c-second evaporimeter, 21d-economizer, 22-kiln tail preheater, 23-grate-cooler, 24-deduster, 25-air-introduced machine, 26-chimney.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, a cement kiln bootstrap system for steam turbine Direct driver rotating machinery, it comprises waste-heat recovery device, high-temperature blower steamer drive unit, cave tail's releaser steamer drive unit, cement grinding mill steamer drive unit, recirculated cooling water device and emission-control equipment.
Waste-heat recovery device mainly comprises oxygen-eliminating device 18, feed pump 19, kiln head boiler 20, kiln tail boiler 21, kiln tail preheater 22 and grate-cooler 23; The outlet of oxygen-eliminating device 18 is connected with the entrance of feed pump 19, the outlet of feed pump 19 is connected with the entrance of the public economizer 20b of kiln head boiler 20, get air port in the middle part of grate-cooler 23 to be connected by the entrance of airduct with kiln head boiler 20, be provided with public economizer 20b, high-temperature economizer 20c, the first evaporimeter 20d and the first superheater 20e in kiln head boiler 20 from top to down, the outlet of the first superheater 20e is connected with steam main; The outlet of public economizer 20b is connected with the entrance of economizer 21d with high-temperature economizer 20c respectively, and the first drum 20a is connected with the first superheater 20e with high-temperature economizer 20c, the first evaporimeter 20d; The one-level cylinder outlet of kiln tail preheater 22 is connected by the entrance of airduct with kiln tail boiler 21, is provided with the second superheater 21b, the second evaporimeter 21c and economizer 21d in kiln tail boiler 21 from top to bottom; The outlet of the second superheater 21b is connected with steam main, and the second drum 21a is connected with economizer 21d with the second superheater 21b, the second evaporimeter 21c.
High-temperature blower steamer drive unit comprises the first steam turbine 1, first clutch 2, first decelerator 3, first motor 4 and high-temperature blower 5; The main inlet throttle-stop valve of the first steam turbine 1 is connected with steam main, and the first steam turbine 1 is connected with first clutch 2, and first clutch 2 is connected with the first decelerator 3, and the first decelerator 3 is connected with the first motor 4, and the first motor 4 is connected with high-temperature blower 5; The exhaust steam outlet of the first steam turbine 1 is connected with the first condenser 1a, the hot well of the first condenser 1a is connected with the entrance of the first condensate pump 1b, the outlet of the first condensate pump 1b is connected with the entrance of the first gland heater 1c, and the outlet of the first gland heater 1c is connected with condensation jellyfish pipe; Condensation jellyfish pipe is connected with oxygen-eliminating device 18.
Cave tail's releaser steamer drive unit comprises the second steam turbine 6, second clutch 7, second decelerator 8, second motor 9 and cave tail's releaser 10; The main inlet throttle-stop valve of the second steam turbine 6 is connected with steam main, and the second steam turbine 6 is connected with second clutch 7, and second clutch 7 is connected with the second decelerator 8, and the second decelerator 8 is connected with the second motor 9, and the second motor 9 is connected with cave tail's releaser 10; The exhaust steam outlet of the second steam turbine 6 is connected with the second condenser 6a, the hot well of the second condenser 6a is connected with the entrance of the second condensate pump 6b, the outlet of the second condensate pump 6b is connected with the entrance of the second gland heater 6c, and the outlet of the second gland heater 6c is connected with condensation jellyfish pipe.
Cement grinding mill steamer drive unit comprises the 3rd steam turbine 11, the 3rd clutch 12, dynamotor 13, the 3rd decelerator 14 and cement grinding mill 15; The main inlet throttle-stop valve of the 3rd steam turbine 11 is connected with steam main, and the 3rd steam turbine 11 is connected with the 3rd clutch 12, and the 3rd clutch 12 is connected with dynamotor 13, and dynamotor 13 is connected with the 3rd decelerator 14, and the 3rd decelerator 14 is connected with cement grinding mill 15; The exhaust steam outlet of the 3rd steam turbine 11 is connected with the 3rd condenser 11a, and the hot well of the 3rd condenser 11a is connected with the entrance of the 3rd condensate pump 11b; The outlet of the 3rd condensate pump 11b is connected with the entrance of the 3rd gland heater 11c; The outlet of the 3rd gland heater 11c is connected with condensation jellyfish pipe.
Recirculated cooling water device mainly comprises cooling tower 16 and circulating cooling water pump 17, and the pond of cooling tower 16 is connected with circulating cooling water pump 17; Circulating cooling water pump 17 is connected with the cooling water inlet of the 3rd condenser 11a with the first condenser 1a, the second condenser 6a respectively by cooling jellyfish pipe, and the coolant outlet of above three condensers is connected with the top of cooling tower 16 by cooling jellyfish pipe;
The afterbody of grate-cooler 23 is connected with emission-control equipment by pipeline with the outlet of kiln head boiler 20, emission-control equipment mainly comprises deduster 24, air-introduced machine 25 and chimney 26, the outlet of kiln head boiler 20 is connected with the entrance of deduster 24, the outlet of deduster 24 is connected with the entrance of air-introduced machine 25, and the outlet of air-introduced machine 25 is connected with chimney 26.
Kiln head boiler 20 is lower air intake band built-in sedimentation cell-type waste heat boiler.
First steam turbine 1 and the second steam turbine 6 are high speed dragging steam turbine.
First clutch 2, second clutch 7 and the 3rd clutch 12 are online clutch.
3rd decelerator 14 is containing hand-operated clutch device.
Utilize the detailed process of the cement kiln bootstrap system of steam turbine Direct driver rotating machinery: generation superheated steam of being lowered the temperature by grate-cooler 23 waste airs feeding kiln head boilers 20, generation superheated steam of being lowered the temperature by the one-level cylinder institute waste air feeding kiln tail boiler 21 of kiln tail preheater 22; Then the superheated steam that kiln head boiler 20 and these two boilers of kiln tail boiler 21 produce is converged by steam main, be sent to respectively and drag steam turbine (the first steam turbine 1, second steam turbine 6, the 3rd steam turbine 11) acting driving high-temperature blower 5, cave tail's releaser 10 and cement grinding mill 15;
When steam production is not enough, motor (the first motor 4, second motor 9, dynamotor 13) comes into operation, and respectively with the first steam turbine 1, second steam turbine 6, the 3rd steam turbine 11 drive high-temperature blower 5, cave tail's releaser 10 and cement grinding mill 15 jointly;
When cement grinding mill 15 fault or maintenance, disconnect cement grinding mill the 15, three steam turbine 11 dynamotor 13 by using the hand-operated clutch device in the 3rd decelerator 14 and generate electricity;
After acting, exhaust steam drains into the supporting condenser of each steam turbine (the first condenser 1a, the second condenser 6a and the 3rd condenser 11a) and is condensed into water, then respective condensate pump (the first condensate pump 1b, the second condensate pump 6b and the 3rd condensate pump 11b) and gland heater (the first gland heater 1c, the second gland heater 6c and the 3rd gland heater 11c) is flowed through, finally be sent to oxygen-eliminating device 18 by condensation jellyfish pipe, then pump into kiln head boiler 20 through feed pump 19 and recycle;
After cooling water in pond is entered each condenser (the first condenser 1a, the second condenser 6a and the 3rd condenser 11a) by cooling jellyfish tube pump by circulating cooling water pump 17, be discharged into cooling tower 16 by above each condenser by cooling jellyfish pipe again to cool, finally get back to pool circulating through overcooled water and utilize.
The foregoing is only a preference embodiment of system of the present invention, do not form limiting the scope of the present invention.Any any amendment done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within claims of the present invention.
Claims (8)
1. the cement kiln bootstrap system of steam turbine Direct driver rotating machinery, comprises waste-heat recovery device, high-temperature blower steamer drive unit, cave tail's releaser steamer drive unit, cement grinding mill steamer drive unit and recirculated cooling water device, it is characterized in that:
Waste-heat recovery device comprises oxygen-eliminating device (18), feed pump (19), kiln head boiler (20), kiln tail boiler (21), kiln tail preheater (22) and grate-cooler (23); The outlet of oxygen-eliminating device (18) is connected with the entrance of feed pump (19), and the outlet of feed pump (19) is connected with the entrance of the public economizer (20b) of kiln head boiler (20); Grate-cooler (23) is connected by the entrance of airduct with kiln head boiler (20), be provided with public economizer (20b), high-temperature economizer (20c), the first evaporimeter (20d) and the first superheater (20e) in kiln head boiler (20) from top to down, the outlet of the first superheater (20e) is connected with steam main; The one-level cylinder outlet of kiln tail preheater (22) is connected by the entrance of airduct with kiln tail boiler (21), be provided with the second superheater (21b), the second evaporimeter (21c) and economizer (21d) in kiln tail boiler (21) from top to down, the outlet of the second superheater (21b) is connected with described steam main;
High-temperature blower steamer drive unit comprises the first steam turbine (1), first clutch (2), the first decelerator (3), the first motor (4) and high-temperature blower (5); The main inlet throttle-stop valve of the first steam turbine (1) is connected with described steam main, and the first steam turbine (1) is connected with high-temperature blower (5) successively with first clutch (2), the first decelerator (3), the first motor (4); The exhaust steam outlet of the first steam turbine (1) is connected with the first gland heater (1c) successively with the first condenser (1a), the first condensate pump (1b), and the outlet of the first gland heater (1c) is connected with condensation jellyfish pipe;
Cave tail's releaser steamer drive unit comprises the second steam turbine (6), second clutch (7), the second decelerator (8), the second motor (9) and cave tail's releaser (10); The main inlet throttle-stop valve of the second steam turbine (6) is connected with described steam main, and the second steam turbine (6) is connected with cave tail's releaser (10) successively with second clutch (7), the second decelerator (8), the second motor (9); The exhaust steam outlet of the second steam turbine (6) is connected with the second gland heater (6c) successively with the second condenser (6a), the second condensate pump (6b), and the outlet of the second gland heater (6c) is connected with the described jellyfish pipe that condenses;
Cement grinding mill steamer drive unit comprises the 3rd steam turbine (11), the 3rd clutch (12), dynamotor (13), the 3rd decelerator (14) and cement grinding mill (15); The main inlet throttle-stop valve of the 3rd steam turbine (11) is connected with described steam main, and the 3rd steam turbine (11) is connected with cement grinding mill (15) successively with the 3rd clutch (12), dynamotor (13), the 3rd decelerator (14); The exhaust steam outlet of the 3rd steam turbine (11) is connected with the 3rd gland heater (11c) successively with the 3rd condenser (11a), the 3rd condensate pump (11b); The outlet of the 3rd gland heater (11c) is connected with the described jellyfish pipe that condenses; Described condensation jellyfish pipe is connected with oxygen-eliminating device (18);
Recirculated cooling water device comprises cooling tower (16) and circulating cooling water pump (17), and the pond of cooling tower (16) is connected with circulating cooling water pump (17); Circulating cooling water pump (17) is connected with the cooling water inlet of the 3rd condenser (11a) with the first condenser (1a), the second condenser (6a) respectively by cooling jellyfish pipe, and the first condenser (1a), the second condenser (6a) are connected with the top of cooling tower (16) by cooling jellyfish pipe with the coolant outlet of the 3rd condenser (11a).
2. the cement kiln bootstrap system of steam turbine Direct driver rotating machinery according to claim 1, is characterized in that: described kiln head boiler (20) is lower air intake band built-in sedimentation cell-type waste heat boiler.
3. the cement kiln bootstrap system of steam turbine Direct driver rotating machinery according to claim 1, is characterized in that: described first steam turbine (1) and the second steam turbine (6) are high speed dragging steam turbine.
4. the cement kiln bootstrap system of steam turbine Direct driver rotating machinery according to claim 1, is characterized in that: described first clutch (2), second clutch (7) and the 3rd clutch (12) are online clutch.
5. according to the cement kiln bootstrap system of the steam turbine Direct driver rotating machinery one of Claims 1-4 Suo Shu, it is characterized in that: described 3rd decelerator (14) is containing hand-operated clutch device.
6. utilize the method for the cement kiln bootstrap system of steam turbine Direct driver rotating machinery as claimed in claim 1, it is characterized in that: waste gas in grate-cooler (23) is sent into kiln head boiler (20) cooling and produce superheated steam, kiln tail preheater (22) institute waste air is sent into kiln tail boiler (21) cooling and produce superheated steam; Then the superheated steam that kiln head boiler (20) and kiln tail boiler (21) produce is converged by described steam main, be sent to three steam turbine actings respectively and drive high-temperature blower (5), cave tail's releaser (10) and cement grinding mill (15); After acting, exhaust steam drains into three condensers and is condensed into water, then respective condensate pump, gland heater is flowed through respectively, finally be sent to oxygen-eliminating device (18) by condensation jellyfish pipe, then recycle through the public economizer (20b) that feed pump (19) pumps into kiln head boiler; After cooling water in pond is entered three condensers by cooling jellyfish tube pump by circulating cooling water pump (17), then be discharged into cooling tower (16) by cooling jellyfish pipe and cool, finally get back to pool circulating utilization through overcooled water.
7. method according to claim 6, it is characterized in that: when steam production is not enough, first motor (4), the second motor (9) and dynamotor (13) are come into operation, respectively with the first steam turbine (1), the second steam turbine (6), the 3rd steam turbine (11) drive high-temperature blower (5), cave tail's releaser (10) and cement grinding mill (15) jointly.
8. the method according to claim 6 or 7, it is characterized in that: described 3rd decelerator (14) is containing hand-operated clutch device, when cement grinding mill (15) fault or maintenance, manually the 3rd decelerator (14) and cement grinding mill (15) are thrown off by arrangement of clutch, the 3rd steam turbine (11) driving electric generator (13) generating.
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Cited By (5)
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| CN104896917A (en) * | 2015-06-26 | 2015-09-09 | 南京恒海水泥工程设计有限公司 | Calcining kiln tail system for cement production |
| CN105971907A (en) * | 2016-06-27 | 2016-09-28 | 中冶华天工程技术有限公司 | Air draft device and driving method |
| CN106839785A (en) * | 2017-01-12 | 2017-06-13 | 中国科学院力学研究所 | A kind of cement clinker production line grate-cooler inwall waste heat takes thermal |
| WO2018209884A1 (en) * | 2017-05-18 | 2018-11-22 | 南京凯盛开能环保能源有限公司 | Kiln head boiler |
| CN111608740A (en) * | 2020-05-19 | 2020-09-01 | 北京坚构创新科技有限公司 | Clinker production line driving system and method utilizing waste heat boiler steam |
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| CN201852474U (en) * | 2010-10-29 | 2011-06-01 | 南京凯盛开能环保能源有限公司 | Combined recovery and power generation system for waste heat in flue gas of sintering machine and waste gas of cooling machine |
| CN202024614U (en) * | 2011-02-17 | 2011-11-02 | 四川川润股份有限公司 | Cement production line waste heat generating system |
| CN204461119U (en) * | 2015-02-10 | 2015-07-08 | 南京凯盛开能环保能源有限公司 | The cement kiln bootstrap system of steam turbine Direct driver rotating machinery |
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| CN105971907A (en) * | 2016-06-27 | 2016-09-28 | 中冶华天工程技术有限公司 | Air draft device and driving method |
| CN106839785A (en) * | 2017-01-12 | 2017-06-13 | 中国科学院力学研究所 | A kind of cement clinker production line grate-cooler inwall waste heat takes thermal |
| WO2018209884A1 (en) * | 2017-05-18 | 2018-11-22 | 南京凯盛开能环保能源有限公司 | Kiln head boiler |
| CN111608740A (en) * | 2020-05-19 | 2020-09-01 | 北京坚构创新科技有限公司 | Clinker production line driving system and method utilizing waste heat boiler steam |
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