A kind of cement kiln pure low-temperature cogeneration device
Technical field
The present invention relates to a kind of device for generating power by waste heat technical field, specially a kind of cement kiln pure low-temperature cogeneration device.
Background technique
In the production process of cement, the cellar head and cellar tail for storing furnace usually all can be largely containing the flue gases of low temperature exhaust heat, such as
Fruit is untreated to not only result in environmental pollution with regard to direct emission, the waste of resource is also resulted in, with the influence of awareness of saving energy
With the raising of technical level, many enterprises start with these low temperature exhaust heat exhaust gas and generate electricity, the power generation of low temperature exhaust heat exhaust gas, no
Consumption can be only reduced, manufacture of cement cost is saved, Business Economic Benefit is improved, also partially alleviates shortage of electric power, reduce
Exhaust gas temperature and dust exhausting concentration, avoid environmental pollution, and existing power generator is usually respectively set in cellar head and cellar tail remaining
Heat boiler send to steam turbine after then again mixing the hot steam that the two generates and generates electricity, although this mode energy
Some heat losses are reduced, but construction cost is higher, be also inconvenient to manage, in addition, what most of steamer generated at work
Quantity of steam is lower, is extremely unfavorable for stable electric generation.
Therefore, it is necessary to design a kind of cement kiln pure low-temperature cogeneration device to solve problems.
Summary of the invention
The purpose of the present invention is to provide a kind of cement kiln pure low-temperature cogeneration devices, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of cement kiln pure low-temperature cogeneration device, including
Electric organ ontology, preheater, rotary kiln, cooler, cellar head flue gas leading, cellar tail flue gas leading, flow tank, mix waste gas pipe, exhaust
It is pipe, filter, moist steam delivery pipe, superheater, dry saturated steam delivery pipe, steam turbine, generator, steam exhaust efferent duct, condenser, cold
Condensate efferent duct, oxygen-eliminating device, deoxygenation water delivery pipe, feed pump, return pipe, tank body, dust discharge bucket, steam generation chamber, interlayer, spiral
Pipe, CYW11 water level sensor, exhaust outlet, moist steam outlet, filler, priming valve, water return outlet, air inlet, gas outlet, dust discharge
Mouth, skewback, cellar head exhaust gas inlet, impurity discharging port, baffle, elastic bumps and dust exhausting hole, one end of the preheater are equipped with described
Rotary kiln, one end of the rotary kiln are equipped with the cooler, and it is useless that one end of the cooler is fixedly connected with the cellar head
Tracheae, the flow tank is equipped in the middle part of the cellar head flue gas leading, and the two sides of the flow tank inner bottom are provided with described
Skewback offers the cellar head exhaust gas inlet in the middle part of the skewback, and the bottom end of the skewback is equipped with the impurity discharging port, described
Two sides at the top of skewback are equipped with the baffle, and one end of the cellar head flue gas leading is fixedly connected with the cellar tail flue gas leading, institute
The one end for stating cellar tail flue gas leading is fixedly connected with the mix waste gas pipe, and one end of the mix waste gas pipe is equipped with the power generation
Device ontology is provided with the tank body at the top of the electric organ ontology, and the tank body is internally provided with the steam generation chamber,
The inside of the steam generation chamber is equipped with the helix tube, and the top of the helix tube is provided with the air inlet, the spiral shell
The bottom end of coil is provided with the gas outlet, and the top on the left of the steam generation chamber is equipped with the filler, described plus water
The inside of mouth is equipped with the priming valve, and the top on the right side of the steam generation chamber is equipped with the water return outlet, and the steam produces
The two sides at raw ceiling end are equipped with the CYW11 water level sensor, and the interlayer, institute are provided on the outside of the steam generation chamber
It states the top on the left of interlayer and the exhaust outlet is installed, the top of the exhaust outlet is fixedly connected with the exhaust pipe, the row
One end of tracheae is equipped with the filter, and the bottom of the tank body is equipped with the dust discharge bucket, the bottom end peace of the dust discharge bucket
Equipped with the dust-exhausting port, the moist steam outlet, the top of the moist steam outlet are installed at the top of the steam generation chamber
It is fixedly connected with the moist steam delivery pipe, one end of the moist steam delivery pipe is equipped with the superheater, the superheater
One end be fixedly connected with the dry saturated steam delivery pipe, the bottom end of the dry saturated steam delivery pipe is equipped with the steam turbine, described
One end of steam turbine is equipped with the generator, and the bottom end of the steam turbine is fixedly connected with the steam exhaust efferent duct, described weary
One end of vapour efferent duct is equipped with the condenser, and one end of the condenser is fixedly connected with the condensate output transistor, institute
The bottom end for stating condensate output transistor is equipped with the oxygen-eliminating device, and the bottom end of the oxygen-eliminating device is fixedly connected with the deaerated water output
Pipe, one end of the deoxygenation water delivery pipe are equipped with the feed pump, and one end of the feed pump is fixedly connected with the return water
Pipe.
Further, the electric organ ontology is given up with the cellar head flue gas leading and the cellar tail flue gas leading by described mix
Tracheae connection.
Further, the tank body and the dust discharge bucket are integrally formed design.
Further, it is welded between the tank body and the helix tube.
Further, the steam generation chamber is fixedly connected with the CYW11 water level sensor by fastener.
Further, the filter is connect with the exhaust outlet by the exhaust pipe.
Further, the horizontal tilt angle of the baffle is 20 °.
Further, the bottom end of the baffle is pasted with several elastic bumps.
Further, the bottom end of the interlayer is provided with dust exhausting hole.
Compared with prior art, the beneficial effects of the present invention are: this kind of cement kiln pure low-temperature cogeneration device, preheater
One end is equipped with rotary kiln, and one end of rotary kiln is equipped with cooler, and one end of cooler is fixedly connected with cellar head flue gas leading, cellar
Flow tank is installed in the middle part of head flue gas leading, preliminary purification can be carried out to cellar head exhaust gas, avoid clinker particles to subsequent pipeline
It causes to wear with equipment, reduces later period maintenance cost;The two sides of flow tank inner bottom are provided with skewback, open in the middle part of skewback
Equipped with cellar head exhaust gas inlet, the bottom end of skewback is equipped with impurity discharging port, and the two sides at the top of skewback are equipped with baffle, and the level of baffle is inclined
Rake angle is 20 °, staggered designs between adjacent screen, while guaranteeing to stop cellar head exhaust gas, is also convenient for clinker
Hurtling down for grain, it is simple and practical, improve the clean-up effect of flow tank;The bottom end of baffle is pasted with several elastic bumps,
Certain buffer function is played, the cellar head exhaust gas containing clinker particles can be weakened in process punching caused by baffle of flowing
It hits, it is simple and practical, the service life of baffle is extended, later maintenance cost is reduced;One end of cellar head flue gas leading is fixedly connected
There is cellar tail flue gas leading, one end of cellar tail flue gas leading is fixedly connected with mix waste gas pipe, and one end of mix waste gas pipe is equipped with power generation
Device ontology, electric organ ontology is connect with cellar head flue gas leading and cellar tail flue gas leading by mix waste gas pipe, convenient for that will store head and cellar tail
The exhaust gas of generation is passed through in same electric organ, while guaranteeing that waste heat is fully utilized, also avoids existing cogeneration dress
High construction cost is set, troublesome drawback is managed, saves the production cost of enterprise;It is provided with tank body at the top of electric organ ontology,
Tank body is internally provided with steam generation chamber, and the inside of steam generation chamber is equipped with helix tube, welds between tank body and helix tube,
It is easy to operate, while guaranteeing that helix tube firmly installs, the phenomenon that also avoiding the occurrence of gas or liquid leakage, improve power generation
The leakproofness of device ontology in addition, the design of spiral flue gas leading, can be such that waste gas residual heat is come into full contact with water, and then shortens
Heating time, it quantity of steam improved, ensure that the stability of power generation;The top of helix tube is provided with air inlet, helix tube
Bottom end is provided with gas outlet, and the top on the left of steam generation chamber is equipped with filler, and the inside of filler is equipped with priming valve, steams
Top on the right side of vapour generating chamber is equipped with water return outlet, and the two sides on steam generation chamber top are equipped with CYW11 water level sensor, steam
Generating chamber is fixedly connected with CYW11 water level sensor by fastener, and CYW11 water level sensor is used for real-time monitoring steam generation
The water level height of chamber interior will send a signal to peripheral control unit, peripheral control unit exists when monitoring lower than setting value
Feed pump can be started immediately according to the actual situation after receiving signal or priming valve carries out plus water, it is sensitive efficient, avoid water mistake
The low yield to hot steam impacts, and enhances the working effect of electric organ ontology;Folder is provided on the outside of steam generation chamber
Layer, the bottom end of interlayer are provided with dust exhausting hole, and the dust convenient for settling interlayer bottom end mix waste gas is discharged in dust discharge bucket, is avoided
The accumulation of interlayer internal dust also mitigates the clean-up intensity of staff while guaranteeing its normal work;On the left of interlayer
Top exhaust outlet is installed, the top of exhaust outlet is fixedly connected with exhaust pipe, and one end of exhaust pipe is equipped with filter, filtering
Device is connect with exhaust outlet by exhaust pipe, is carried out convenient for will be discharged in filter in interlayer using the mix waste gas after complete waste heat
Filtering improves the cleanliness of discharge gas, avoids secondary pollution;The bottom of tank body is equipped with dust discharge bucket, tank body and dust discharge
Struggle against the design that is integrally formed, and integral strength is high, and manufacturing cost is low, long service life;The bottom end of dust discharge bucket is equipped with dust-exhausting port, steams
Moist steam outlet is installed, the top of moist steam outlet is fixedly connected with moist steam delivery pipe, moist steam at the top of vapour generating chamber
One end of delivery pipe is equipped with superheater, while improving vapor (steam) temperature, can also get rid of the moisture contained in moist steam,
It avoids that steam turbine is caused to damage, extends its service life;One end of superheater is fixedly connected with dry saturated steam delivery pipe, dry blowing
The bottom end of vapour delivery pipe is equipped with steam turbine, and one end of steam turbine is equipped with generator, and the bottom end of steam turbine is fixedly connected with weary
Vapour efferent duct, one end of steam exhaust efferent duct are equipped with condenser, and one end of condenser is fixedly connected with condensate output transistor, condensation
The bottom end of water delivery pipe is equipped with oxygen-eliminating device, and oxygen removal efficiency is high, avoids the corrosion of pipeline and equipment, reduces the economic damage of enterprise
It loses;The bottom end of oxygen-eliminating device is fixedly connected with deoxygenation water delivery pipe, and one end of deoxygenation water delivery pipe is equipped with feed pump, feed pump
One end is fixedly connected with return pipe, and feed pump is connect with water return outlet by return pipe, convenient for the recycling condensing water after deoxygenation, improves
The utilization rate of water resource, reduces cost of electricity-generating.
Detailed description of the invention
Fig. 1 is workflow structure schematic diagram of the invention;
Fig. 2 is electric organ body interior structural schematic diagram of the invention;
Fig. 3 is flow tank the schematic diagram of the section structure of the invention;
Fig. 4 is helix tube overlooking structure diagram of the invention;
Fig. 5 is enlarged structure schematic diagram at A in Fig. 2 of the invention;
In appended drawing reference: 1- electric organ ontology;2- preheater;3- rotary kiln;4- cooler;5- stores head flue gas leading;The cellar 6-
Tail flue gas leading;7- flow tank;8- mix waste gas pipe;9- exhaust pipe;10- filter;11- moist steam delivery pipe;12- superheater;
13- dry saturated steam delivery pipe;14- steam turbine;15- generator;16- steam exhaust efferent duct;17- condenser;18- condensate output transistor;
19- oxygen-eliminating device;20- deoxygenation water delivery pipe;21- feed pump;22- return pipe;23- tank body;24- dust discharge bucket;25- steam generation
Room;26- interlayer;27- helix tube;28-CYW11 water level sensor;29- exhaust outlet;The outlet of 30- moist steam;The filler 31-;32-
Priming valve;33- water return outlet;34- air inlet;The gas outlet 35-;36- dust-exhausting port;37- skewback;38- stores head exhaust gas inlet;39- row
Miscellaneous mouth;40- baffle;41- elastic bumps;42- dust exhausting hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of cement kiln pure low-temperature cogeneration device, including hair
Electric appliance ontology 1, preheater 2, rotary kiln 3, cooler 4, cellar head flue gas leading 5, cellar tail flue gas leading 6, flow tank 7, mix waste gas pipe
8, exhaust pipe 9, filter 10, moist steam delivery pipe 11, superheater 12, dry saturated steam delivery pipe 13, steam turbine 14, generator 15,
Steam exhaust efferent duct 16, condenser 17, condensate output transistor 18, oxygen-eliminating device 19, deoxygenation water delivery pipe 20, feed pump 21, return pipe
22, tank body 23, dust discharge bucket 24, steam generation chamber 25, interlayer 26, helix tube 27, CYW11 water level sensor 28, exhaust outlet 29, wet
Steam (vapor) outlet 30, filler 31, priming valve 32, water return outlet 33, air inlet 34, gas outlet 35, dust-exhausting port 36, skewback 37, cellar head
Exhaust gas inlet 38, impurity discharging port 39, baffle 40, elastic bumps 41 and dust exhausting hole 42, one end of preheater 2 are equipped with rotary kiln 3, return
One end of rotary kiln 3 is equipped with cooler 4, and one end of cooler 4 is fixedly connected with cellar head flue gas leading 5, stores the middle part of head flue gas leading 5
Flow tank 7 is installed, the two sides of 7 inner bottom of flow tank are provided with skewback 37, the middle part of skewback 37 offer cellar head exhaust gas into
Mouth 38, the bottom end of skewback 37 are equipped with impurity discharging port 39, and the two sides at 37 top of skewback are equipped with baffle 40, store the one of head flue gas leading 5
End is fixedly connected with cellar tail flue gas leading 6, and one end of cellar tail flue gas leading 6 is fixedly connected with mix waste gas pipe 8, mix waste gas pipe 8
One end is equipped with electric organ ontology 1, and the top of electric organ ontology 1 is provided with tank body 23, and tank body 23 is internally provided with steam production
Raw room 25, the inside of steam generation chamber 25 are equipped with helix tube 27, and the top of helix tube 27 is provided with air inlet 34, helix tube 27
Bottom end be provided with gas outlet 35, the top in 25 left side of steam generation chamber is equipped with filler 31, the inside installation of filler 31
There is priming valve 32, the top on 25 right side of steam generation chamber is equipped with water return outlet 33, and the two sides on 25 top of steam generation chamber are equipped with
CYW11 water level sensor 28, the outside of steam generation chamber 25 are provided with interlayer 26, and the top in 26 left side of interlayer is equipped with exhaust outlet
29, the top of exhaust outlet 29 is fixedly connected with exhaust pipe 9, and one end of exhaust pipe 9 is equipped with filter 10, the bottom peace of tank body 23
Equipped with dust discharge bucket 24, the bottom end of dust discharge bucket 24 is equipped with dust-exhausting port 36, and the top of steam generation chamber 25 is equipped with moist steam outlet
30, the top of moist steam outlet 30 is fixedly connected with moist steam delivery pipe 11, and one end of moist steam delivery pipe 11 is equipped with overheat
Device 12, one end of superheater 12 are fixedly connected with dry saturated steam delivery pipe 13, and the bottom end of dry saturated steam delivery pipe 13 is equipped with steam turbine
14, one end of steam turbine 14 is equipped with generator 15, and the bottom end of steam turbine 14 is fixedly connected with steam exhaust efferent duct 16, steam exhaust output
One end of pipe 16 is equipped with condenser 17, and one end of condenser 17 is fixedly connected with condensate output transistor 18, condensate output transistor
18 bottom end is equipped with oxygen-eliminating device 19, and the bottom end of oxygen-eliminating device 19 is fixedly connected with deoxygenation water delivery pipe 20, deoxygenation water delivery pipe 20
One end feed pump 21 is installed, one end of feed pump 21 is fixedly connected with return pipe 22.
Further, electric organ ontology 1 is connect with cellar head flue gas leading 5 and cellar tail flue gas leading 6 by mix waste gas pipe 8, just
It is passed through in same electric organ in will store head and store the exhaust gas that tail generates, while guaranteeing that waste heat is fully utilized, also avoids
Existing device for generating power by waste heat high construction cost, manages troublesome drawback, saves the production cost of enterprise.
Further, tank body 23 and dust discharge bucket 24 are integrally formed design, and integral strength height, manufacturing cost is low, uses the longevity
Life length.
Further, it is welded between tank body 23 and helix tube 27, it is easy to operate, guaranteeing that it is same that helix tube 27 firmly installs
When, the phenomenon that also avoiding the occurrence of gas or liquid leakage, the leakproofness of electric organ ontology 1 is improved, in addition, spiral flue gas leading
Design, can be such that waste gas residual heat is come into full contact with water, and then shorten heating time, improve quantity of steam, ensure that hair
The stability of electricity.
Further, steam generation chamber 25 is fixedly connected with CYW11 water level sensor 28 by fastener, CYW11 water level
Water level height of the sensor 28 for inside real-time monitoring steam generation chamber 25 will will be believed when monitoring lower than setting value
It number is sent to peripheral control unit, peripheral control unit can start feed pump 21 immediately according to the actual situation upon receipt of the signals or add
Water valve 32 carries out plus water, sensitive efficient, avoids water too low and impacts to the yield of hot steam, enhances electric organ ontology 1
Working effect.
Further, filter 10 is connect with exhaust outlet 29 by exhaust pipe 9, convenient for it will utilize waste heat in interlayer 26 after
Mix waste gas be discharged in filter 10 and be filtered, improve the cleanliness of discharge gas, avoid secondary pollution.
Further, the horizontal tilt angle of baffle 40 is 20 °, staggered designs between adjacent screen 40, is being guaranteed to cellar
While head exhaust gas is stopped, it is also convenient for hurtling down for clinker particles, it is simple and practical, improve the purification effect of flow tank 7
Fruit.
Further, the bottom end of baffle 40 is pasted with several elastic bumps 41, plays certain buffer function, can subtract
The weak cellar head exhaust gas containing clinker particles is impacted in the process of flowing to caused by baffle 40, simple and practical, extends baffle 40
Service life, reduce later maintenance cost.
Further, the bottom end of interlayer 26 is provided with dust exhausting hole 42, convenient for the ash for settling 26 bottom end mix waste gas of interlayer
Dirt is discharged in dust discharge bucket 24, avoids the accumulation of 26 internal dust of interlayer, while guaranteeing its normal work, also mitigates work
Make the clean-up intensity of personnel.
Working principle: this kind of cement kiln pure low-temperature cogeneration device, when in use, preheater 2 generate cellar tail exhaust gas and
The cellar head exhaust gas that cooler 4 generates can be entered in mix waste gas pipe 8 by cellar tail flue gas leading 6 and cellar head flue gas leading 5 respectively,
Middle cellar head exhaust gas can carry out preliminary purification under the action of flow tank 7, and mixed exhaust gas enters spiral by air inlet 34
The water in steam generation chamber 25 is heated in pipe 27, adds thermogenetic moist steam immediately from moist steam outlet 30 by wet steaming
Vapour delivery pipe 11, which enters, to be got rid of the moisture wherein contained and is further heated in superheater 12, the hot steam after drying
14 expansion work of steam turbine can be entered from dry saturated steam delivery pipe 13, driven generator 15 generates electricity, what steam turbine 14 generated after doing work
Steam exhaust is then condensed into water from steam exhaust efferent duct 16 into condenser 17, and condensed water, which continues through condensate output transistor 18 and enters, to be removed
Deoxidation is carried out in oxygen device 19, the mix waste gas after having utilized waste heat can be flowed into interlayer 26 from gas outlet 35 to steam generation chamber 25
It is further heated, and is finally entered in filter 10 from exhaust outlet 29 by exhaust pipe 9 and be discharged in air after filtering,
The dust of sedimentation then passes through dust exhausting hole 42 and drops into dust discharge bucket 24, and is discharged from the dust-exhausting port of its bottom end 36, in this process,
When the water level inside CYW11 water level sensor 28 monitors steam generation chamber 25 is lower than setting value, will send a signal to
Peripheral control unit, peripheral control unit can start immediately according to the actual situation upon receipt of the signals feed pump 21 or priming valve 32 into
Row plus water, the pure water after deoxidation enter return pipe 22 by deoxygenation water delivery pipe 20 under the action of feed pump 21 immediately, and
It is flowed back into steam generation chamber 25 by water return outlet 33, this cement kiln pure low-temperature cogeneration device is not only easy to operate, management
It is convenient, and safe and practical, energy conservation and environmental protection, reliable and stable, construction cost is low, and work efficiency is high, and generating effect is good, service life
Long, energy utilization rate is high.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.