CN207161158U - Reduced ilmenite particle coupled thermomechanics co-feeding system - Google Patents
Reduced ilmenite particle coupled thermomechanics co-feeding system Download PDFInfo
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- CN207161158U CN207161158U CN201721100029.2U CN201721100029U CN207161158U CN 207161158 U CN207161158 U CN 207161158U CN 201721100029 U CN201721100029 U CN 201721100029U CN 207161158 U CN207161158 U CN 207161158U
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Abstract
The utility model provides a kind of reduced ilmenite particle coupled thermomechanics co-feeding system, and system includes solid heat-exchanger, evaporator, turbine power generation unit and cooling tower；The high-temp solid charging aperture of solid heat-exchanger is connected by the high-temp solid discharge gate of the 1st valve and rotary kiln；The low-temperature solid discharge gate of solid heat-exchanger is connected by drainage conduit with warehouse for finished product；The high-temperature-hot-water outlet of solid heat-exchanger is connected with the water inlet of evaporator；The high temperature discharge outlet of evaporator and heat supply pipeline one end of heat supply user connect, and after the pressurized pump of the other end of the heat supply pipeline of heat supply user, are connected to the low-temperature water heating import of solid heat-exchanger.Advantage is：The high temperature sensible heat that reduced ilmenite particle can be reclaimed to greatest extent is converted into electric energy, it can be heated again to heat user, original cooler in reduced ilmenite production technology can also directly be substituted, to reduce energy consumption, reduces energy consumption, tool of increasing economic efficiency is of great significance to enterprise.
Description
Technical field
The utility model belongs to cogeneration technology field, and in particular to a kind of reduced ilmenite particle coupled thermomechanics alliance
System.
Background technology
China is TiO in the world2One of reserves country the abundantest, but most TiO2Exist in the form of ilmenite.
The rotary kiln production technology of reduced ilmenite has the characteristics that yield is high, environmental pollution is small and product quality is stable therefore this
Production technology obtains increasing application and promoted.
At present, high from the reduced ilmenite particle temperature of rotary kiln discharge, a large amount of waste heats can not effectively be utilized, caused always
Huge energy dissipation.
Utility model content
The defects of existing for prior art, the utility model provide a kind of reduced ilmenite particle coupled thermomechanics alliance system
System, can effectively solve the above problems.
The technical solution adopted in the utility model is as follows：
The utility model provides a kind of reduced ilmenite particle coupled thermomechanics co-feeding system, including solid heat-exchanger (6), steaming
Send out device (7), turbine power generation unit and cooling tower (15)；Wherein, the turbine power generation unit includes turbine (10) and generator
(11)；
The high-temp solid charging aperture of the solid heat-exchanger (6) passes through the 1st valve (3) and the kiln head cover (1) of rotary kiln (2)
High-temp solid discharge gate connection；The low-temperature solid discharge gate of the solid heat-exchanger (6) passes through drainage conduit and warehouse for finished product (20)
Connection；There is the solid heat-exchanger (6) low-temperature water heating import and high-temperature-hot-water to export, the high temperature of the solid heat-exchanger (6)
Hot water outlet is connected with the water inlet of the evaporator (7)；The high temperature discharge outlet of the evaporator (7) and heat supply user (8)
Heat supply pipeline one end connects, and after the pressurized pump of the other end (9) of the heat supply pipeline of the heat supply user (8), is connected to described solid
The low-temperature water heating import of body heat exchanger (6)；It is consequently formed circulation loop；
The superheated steam outlet of the evaporator (7) is connected to turbine (10) by pipeline and done work, and drives generator
(11) electric energy is outwards exported；The afterbody exhaust steam of the turbine (10) is condensed into liquid by condenser (12), and passes through working medium pump
(13) it is connected to the organic working medium import of the evaporator (7)；It is consequently formed circulation loop；
The recirculated water discharge outlet of the cooling tower (15) is connected to following for the condenser (12) by water circulating pump (14)
Ring water inlet；The circulating water outlet of the condenser (12) is connected with the circulating water intake of the cooling tower (15)；It is consequently formed
Circulation loop.
Preferably, the high-temp solid discharge gate of the kiln head cover (1) of rotary kiln (2) also passes through the 2nd valve (4) and cooler
(5) import connection；The outlet of the cooler (5) is connected with the warehouse for finished product (20).
Preferably, the exhanst gas outlet of rotary kiln (2) kiln tail also passes sequentially through air cooler (16), sack cleaner (17)
After air-introduced machine (18), it is connected with the gas approach of chimney (19).
Preferably, the solid heat-exchanger (6) is in vertical, and the import of the solid heat-exchanger (6) is provided with turriform cloth
Glassware, inside are equipped with level monitoring device, the multiple adapters of exit design of the solid heat-exchanger (6)；The solid heat-exchanger
(6) heating surface uses multichannel membrane wall structure.
Reduced ilmenite particle coupled thermomechanics co-feeding system provided by the utility model has advantages below：
Reduced ilmenite particle coupled thermomechanics co-feeding system can reclaim the high temperature of reduced ilmenite particle to greatest extent
Sensible heat is converted into electric energy, can be heated again to heat user, moreover it is possible to directly substitutes original cooler in reduced ilmenite production technology
To reduce energy consumption, energy consumption is reduced to enterprise, tool of increasing economic efficiency is of great significance.
Brief description of the drawings
Fig. 1 is the structural representation of reduced ilmenite particle coupled thermomechanics co-feeding system provided by the utility model；
Fig. 2 is the structural representation of solid heat-exchanger provided by the utility model；
Wherein：1. kiln head cover, 2. rotary kilns, 3. the 1st valves, 4. the 2nd valves, 5. coolers, 6. solid heat-exchangers, 7. steam
Hair device, 8. heat supply users, 9. force (forcing) pumps, 10. turbines, 11. generators, 12. condensers, 13. working medium pumps, 14. water circulating pumps,
15. cooling tower, 16. air coolers, 17. sack cleaners, 18. air-introduced machines, 19. chimneys；20. warehouse for finished product；
Fig. 2 is the structural representation of solid heat-exchanger provided by the utility model；
21. ilmenite particle import；22. turriform distributing device；23. import feedwater piping；24. export water return pipeline；25. titanium
Iron ores particle conveying device.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model solves are more clearly understood, below
With reference to drawings and Examples, the utility model is further elaborated.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of reduced ilmenite particle coupled thermomechanics co-feeding system, can fully reclaim reduced ilmenite
The waste heat of particle, energy consumption is reduced to enterprise, tool of increasing economic efficiency is of great significance.
Specifically, reduced ilmenite particle coupled thermomechanics co-feeding system can reclaim reduced ilmenite particle to greatest extent
High temperature sensible heat be converted into electric energy, can be heated again to heat user, moreover it is possible to directly substitute reduced ilmenite production technology in it is original
Cooler does not influence the continuous and steady operation of original production process to reduce energy consumption.Belong to cogeneration technology field.
With reference to figure 1, reduced ilmenite particle coupled thermomechanics co-feeding system includes solid heat-exchanger 6, evaporator 7, turbine hair
Group of motors and cooling tower 15；Wherein, turbine power generation unit includes turbine 10 and generator 11；
The high-temp solid charging aperture of solid heat-exchanger 6 is arranged by the high-temp solid of the 1st valve 3 and the kiln head cover 1 of rotary kiln 2
Material mouth connects；The low-temperature solid discharge gate of solid heat-exchanger 6 is connected by drainage conduit with warehouse for finished product 20；Solid heat-exchanger 6 has
Low-temperature water heating import and high-temperature-hot-water outlet, the high-temperature-hot-water outlet of solid heat-exchanger 6 are connected with the water inlet of evaporator 7；Steam
The high temperature discharge outlet of hair device 7 is connected with heat supply pipeline one end of heat supply user 8, the other end warp of the heat supply pipeline of heat supply user 8
After force (forcing) pump 9, the low-temperature water heating import of solid heat-exchanger 6 is connected to；It is consequently formed circulation loop；Wherein, solid heat-exchanger 6 is in
Vertical, the import of solid heat-exchanger 6 are provided with turriform distributing device, it is ensured that reduced ilmenite particle is along the circumferential direction uniform
It is distributed each heating surface；Inside is equipped with level monitoring device, the multiple adapters of exit design of solid heat-exchanger 6, it is big to take over the elevation angle
In 45 °, ensure that uniform blanking, solve the problems, such as solid heat-exchanger internal particle core pulling, improve equipment service efficiency and
Life-span.The heating surface of solid heat-exchanger 6 uses multichannel membrane wall structure, and membrane wall outer wall spacing is not less than 100mm；Each film
Formula wall is arranged vertically.
The superheated steam outlet of evaporator 7 is connected to turbine 10 by pipeline and done work, and drives generator 11 outwards to export
Electric energy；The afterbody exhaust steam of turbine 10 is condensed into liquid by condenser 12, and is connected to the organic of evaporator 7 by working medium pump 13
Working medium import；It is consequently formed circulation loop；
The recirculated water discharge outlet of cooling tower 15 is connected to the circulating water intake of condenser 12 by water circulating pump 14；Condenser
12 circulating water outlet is connected with the circulating water intake of cooling tower 15；It is consequently formed circulation loop.
In addition, the high-temp solid discharge gate of the kiln head cover 1 of rotary kiln 2 is also connected by the import of the 2nd valve 4 and cooler 5
Connect；The outlet of cooler 5 is connected with warehouse for finished product 20.Set this bypass purpose be：When event occurs for the equipment of cogeneration system
During barrier, whole system can exit from reduced ilmenite production technology, and the reduced ilmenite particle of rotary kiln discharge directly passes through
Warehouse for finished product 20 is discharged into after cooler 5.
After the exhanst gas outlet of the kiln tail of rotary kiln 2 also passes sequentially through air cooler 16, sack cleaner 17 and air-introduced machine 18, with cigarette
The gas approach connection of chimney 19, by being purified to the flue gas that rotary kiln is discharged, then is discharged into air, prevents from causing environment
Pollution.
The utility model also provides a kind of method based on reduced ilmenite particle coupled thermomechanics co-feeding system, including following
Step：
The high temperature reduction ilmenite particle discharged from rotary kiln 2 enters the inside of solid heat-exchanger 6, with being flowed into solid
The low-temperature water heating of heat exchanger 6 carries out heat exchange, and temperature is down to after high temperature reduction ilmenite particle is exchanged heat by solid heat-exchanger 6
Less than 150 DEG C, the reduced ilmenite particle after cooling, which enters in warehouse for finished product 20, to be stored；Low-temperature water heating is changed by solid heat-exchanger 6
Heat is absorbed after heat so as to which temperature raises, obtains high-temperature-hot-water；Then, high-temperature-hot-water flows through evaporator 7, heat is transmitted to organic
After working medium, high-temperature-hot-water flows into the heat supply pipeline of heat supply user 8, for being heated to user；The pressurized pump 9 of hot water after heating
Afterwards, the low-temperature water heating import of solid heat-exchanger 6 is flowed to, is consequently formed circulation loop；Wherein, R245fa can be used as organic work
Matter.
And organic working medium enters absorption heat in evaporator 7 under the driving of working medium pump 13, caused superheated steam passes through
Pipeline does work into turbine 10, and drives generator 11 outwards to export electric energy；The afterbody exhaust steam of turbine 10 is condensed by condenser 12
Enter evaporator 7 into liquid, and again by working medium pump 13, be consequently formed a closed circuit；
In addition, the recirculated water that cooling tower 15 is discharged enters condenser 12 under the driving of water circulating pump 14 absorbs heat, inhale
Receive the recirculated water after heat and return to the releasing heat of cooling tower 15 again, and start new round circulation.
Reduced ilmenite particle coupled thermomechanics co-feeding system provided by the utility model and method have advantages below：
(1) heating surface of solid heat-exchanger uses multichannel membrane wall structure, forms material channel.On the one hand, titanium is reduced
Iron ores particle, uniformly through each heating surface, is not easily blocked, not only heat exchange rate is controllable, and considerably increases along gravity direction
Effective heat exchange area；On the other hand, because solid heat-exchanger employs multichannel heated face structure, it is suitable for ilmenite reduction mistake
Particle temperature caused by Cheng Bodong and changes in flow rate, ensure the stabilization of solid heat-exchanger outlet parameter, improve coupled thermomechanics
The security and stability of co-feeding system.
(2) solid heat-exchanger is embedded into reduced ilmenite production system, directly substitutes the cooler in original production process, makes
Solid heat-exchanger combines together with reduced ilmenite production system, realizes that reduced ilmenite particle temperature is down to less than 150 DEG C.
During the device fails of cogeneration system, whole system can exit from reduced ilmenite production technology, so as to ensure not
Disturb the stable operation of original production process.
(3) by reduced ilmenite production technology whole process research, developing and joining suitable for coupled thermomechanics under variable working condition
The high reliability DCS control systems of confession, realize the cooperated integration of reduced ilmenite production technology and coupled thermomechanics co-feeding system
And optimization, whole system is improved with respect to running rate and reliability.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching should also regard the scope of protection of the utility model.
Claims (4)
1. a kind of reduced ilmenite particle coupled thermomechanics co-feeding system, it is characterised in that including solid heat-exchanger (6), evaporator
(7), turbine power generation unit and cooling tower (15)；Wherein, the turbine power generation unit includes turbine (10) and generator (11)；
The high-temp solid charging aperture of the solid heat-exchanger (6) passes through the 1st valve (3) and the height of the kiln head cover (1) of rotary kiln (2)
Warm solids discharge mouth connection；The low-temperature solid discharge gate of the solid heat-exchanger (6) is connected by drainage conduit with warehouse for finished product (20)；
There is the solid heat-exchanger (6) low-temperature water heating import and high-temperature-hot-water to export, and the high-temperature-hot-water of the solid heat-exchanger (6) goes out
Mouth is connected with the water inlet of the evaporator (7)；The high temperature discharge outlet of the evaporator (7) and the heating tube of heat supply user (8)
Road one end connects, and after the pressurized pump of the other end (9) of the heat supply pipeline of the heat supply user (8), is connected to the solid heat exchange
The low-temperature water heating import of device (6)；It is consequently formed circulation loop；
The evaporator (7) superheated steam outlet by pipeline is connected to turbine (10) acting, and drive generator (11) to
Outer output electric energy；The afterbody exhaust steam of the turbine (10) is condensed into liquid by condenser (12), and by working medium pump (13) even
It is connected to the organic working medium import of the evaporator (7)；It is consequently formed circulation loop；
The recirculated water discharge outlet of the cooling tower (15) is connected to the recirculated water of the condenser (12) by water circulating pump (14)
Import；The circulating water outlet of the condenser (12) is connected with the circulating water intake of the cooling tower (15)；It is consequently formed circulation
Loop.
2. reduced ilmenite particle coupled thermomechanics co-feeding system according to claim 1, it is characterised in that rotary kiln (2)
The high-temp solid discharge gate of kiln head cover (1) be also connected by the 2nd valve (4) with the import of cooler (5)；The cooler
(5) outlet is connected with the warehouse for finished product (20).
3. reduced ilmenite particle coupled thermomechanics co-feeding system according to claim 1, it is characterised in that the rotary kiln
(2) after the exhanst gas outlet of kiln tail also passes sequentially through air cooler (16), sack cleaner (17) and air-introduced machine (18), with chimney (19)
Gas approach connection.
4. reduced ilmenite particle coupled thermomechanics co-feeding system according to claim 1, it is characterised in that the solid changes
Hot device (6) is in vertical, and the import of the solid heat-exchanger (6) is provided with turriform distributing device, and inside is equipped with level monitoring device,
The multiple adapters of exit design of the solid heat-exchanger (6)；The heating surface of the solid heat-exchanger (6) uses multichannel membrane wall
Structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100029.2U CN207161158U (en) | 2017-08-30 | 2017-08-30 | Reduced ilmenite particle coupled thermomechanics co-feeding system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100029.2U CN207161158U (en) | 2017-08-30 | 2017-08-30 | Reduced ilmenite particle coupled thermomechanics co-feeding system |
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| CN207161158U true CN207161158U (en) | 2018-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401432A (en) * | 2017-08-30 | 2017-11-28 | 北京华航盛世能源技术有限公司 | Reduced ilmenite particle coupled thermomechanics co-feeding system and method |
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2017
- 2017-08-30 CN CN201721100029.2U patent/CN207161158U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401432A (en) * | 2017-08-30 | 2017-11-28 | 北京华航盛世能源技术有限公司 | Reduced ilmenite particle coupled thermomechanics co-feeding system and method |
| CN107401432B (en) * | 2017-08-30 | 2023-05-26 | 北京华航盛世能源技术有限公司 | Reduced ilmenite particle thermoelectric coupling co-supply system and method |
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