CN205991721U - A kind of afterheat generating system - Google Patents
A kind of afterheat generating system Download PDFInfo
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- CN205991721U CN205991721U CN201621029148.9U CN201621029148U CN205991721U CN 205991721 U CN205991721 U CN 205991721U CN 201621029148 U CN201621029148 U CN 201621029148U CN 205991721 U CN205991721 U CN 205991721U
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- rotating plate
- electric rotating
- grate
- cooler
- airway
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Abstract
A kind of afterheat generating system, belongs to cogeneration technology field.Solve the problems, such as that in existing electricity generation system, the direct discharge of kiln hood grate-cooler low-temperature zone hot blast has energy waste.Ash bucket of the present utility model is connected on the airway between another air outlet and air inlet of coal grinder of grate-cooler high temperature section, and is additionally provided with an electric rotating plate valve between another air outlet of described ash bucket and described grate-cooler high temperature section；The a port of No. two electric rotating plate valves passes through the connection of airway and ash bucket；Another port of No. two electric rotating plate valves is connected with the gas outlet of grate-cooler low-temperature zone by airway；It is additionally provided with No. three electric rotating plate valves and electronic one-way cock between the gas outlet of grate-cooler low-temperature zone and the air inlet of cottrell；Described electronic one-way cock is located between No. three electric rotating plate valves and cottrell.This utility model uses be applied to afterheat generating system.
Description
Technical field
This utility model belongs to cogeneration technology field.
Background technology
At present, the theory that the cogeneration of cement industry is adopted is all the method that waste heat gradient uses, for slatterning
Heat recovery consider few, especially in electricity generation system, the gas of kiln hood grate-cooler low-temperature zone hot blast exclusion is also taken
Carrying substantial amounts of heat energy, as shown in figure 1, so not only causing the waste of mass energy, climatic ecology being caused seriously simultaneously
Impact.
Content of the invention
This utility model is directly to discharge to solve kiln hood grate-cooler low-temperature zone hot blast in existing electricity generation system, there is energy
The problem that source wastes is it is proposed that a kind of afterheat generating system.
A kind of afterheat generating system described in the utility model, it include waste heat recovery furnace 1, grate-cooler 2, coal grinder 8,
9, chimney 10 of dust-precipitator, 11, No. two chimneys of cottrell, 3, No. three electric rotating plate valves 6 of 12, electric rotating plate valve
With electronic one-way cock 7；
One air outlet of grate-cooler 2 high temperature section is passed through airway and is connected by airway with the air inlet of waste heat recovery furnace 1
Logical, another air outlet of grate-cooler 2 high temperature section is connected with the air inlet of coal grinder 8 by airway, described coal grinder 8
Air inlet cold wind valve is connected with by airway；For being passed through cold wind into coal grinder 8；
The venthole of described coal grinder 8 is connected with dust-precipitator 9 by airway, and described dust-precipitator 9 passes through a chimney
Waste gas is discharged by 10；
Grate-cooler 2 low-temperature zone gas outlet pass through airway air inlet pipe and the waste heat recovery furnace with cottrell 11 simultaneously
1 gas outlet is connected by conduit；The escape pipe of cottrell 11 is scavenged by No. two chimneys 12；
It also includes ash bucket 4 and No. two electric rotating plate valves 5；
Ash bucket 4 is connected on the inducing QI between another air outlet of grate-cooler 2 high temperature section and the air inlet of coal grinder 8
Guan Shang, and it is additionally provided with an electric rotating plate valve between another air outlet of described ash bucket 4 and described grate-cooler 2 high temperature section
Door 3；
The a port of No. two electric rotating plate valves 5 passes through the connection of airway and ash bucket 4；No. two electric rotating plate valves
5 another port pass through airway and grate-cooler 2 low-temperature zone gas outlet connect；Grate-cooler 2 low-temperature zone gas outlet
It is additionally provided with No. three electric rotating plate valves 6 and electronic one-way cock 7 and the air inlet of cottrell 11 between；Described electronic check valve
Door 7 is located between No. three electric rotating plate valves 6 and cottrell 11；
It is low with grate-cooler 2 that No. three electric rotating plate valves 6 and electronic one-way cock 7 are arranged at No. two electric rotating plate valves 5
Temperature section gas outlet junction upside.
This utility model structure is simple, and the airway that grate-cooler low-temperature zone gas airway is connected with coal grinder is carried out
Connection, and add No. two electric rotating plate valves between the airway that grate-cooler low-temperature zone gas airway is connected with coal grinder
Door, the amount realizing grate-cooler low-temperature zone gas is entered the gas of airway of coal grinder connection is controlled it is achieved that combing
The secondary utilization of cold low-temperature zone gas, the heat transfer rate realizing grate-cooler high temperature section gas for waste-heat oven improves, and, adds meanwhile
Ash bucket realizes the secondary filter of gas, decreases atmospheric pollution.
Brief description
Fig. 1 is the structural representation of existing afterheat generating system,
Fig. 2 is the structural representation of afterheat generating system described in the utility model.
Specific embodiment
Specific embodiment one, combine Fig. 2 illustrate present embodiment, a kind of cogeneration system described in present embodiment
System, it includes waste heat recovery furnace 1, grate-cooler 2, coal grinder 8,9, chimney 10 of dust-precipitator, 11, No. two chimneys of cottrell
12nd, 3, No. three electric rotating plate valves 6 of an electric rotating plate valve and electronic one-way cock 7；
One air outlet of grate-cooler 2 high temperature section is passed through airway and is connected by airway with the air inlet of waste heat recovery furnace 1
Logical, another air outlet of grate-cooler 2 high temperature section is connected with the air inlet of coal grinder 8 by airway, described coal grinder 8
Air inlet cold wind valve is connected with by airway；For being passed through cold wind into coal grinder 8；
The venthole of described coal grinder 8 is connected with dust-precipitator 9 by airway, and described dust-precipitator 9 passes through a chimney
Waste gas is discharged by 10；
Grate-cooler 2 low-temperature zone gas outlet pass through airway air inlet pipe and the waste heat recovery furnace with cottrell 11 simultaneously
1 gas outlet is connected by conduit；The escape pipe of cottrell 11 is scavenged by No. two chimneys 12；
It also includes ash bucket 4 and No. two electric rotating plate valves 5；
Ash bucket 4 is connected on the inducing QI between another air outlet of grate-cooler 2 high temperature section and the air inlet of coal grinder 8
Guan Shang, and it is additionally provided with an electric rotating plate valve between another air outlet of described ash bucket 4 and described grate-cooler 2 high temperature section
Door 3；
The a port of No. two electric rotating plate valves 5 passes through the connection of airway and ash bucket 4；No. two electric rotating plate valves
5 another port pass through airway and grate-cooler 2 low-temperature zone gas outlet connect；Grate-cooler 2 low-temperature zone gas outlet
It is additionally provided with No. three electric rotating plate valves 6 and electronic one-way cock 7 and the air inlet of cottrell 11 between；Described electronic check valve
Door 7 is located between No. three electric rotating plate valves 6 and cottrell 11；
It is low with grate-cooler 2 that No. three electric rotating plate valves 6 and electronic one-way cock 7 are arranged at No. two electric rotating plate valves 5
Temperature section gas outlet junction upside.
Present embodiment is exactly to pay the utmost attention to recycle the waste heat slatterning to greatest extent.By directly emit
Burn till kiln hood grate-cooler low-temperature zone hot blast and introduce coal dust preparation system through special device, the main heating source dried as coal mill,
Limits ground, by the heat recovery slatterning, reduces energy resource consumption, stable electric generation system condition, and then improves cogeneration
Amount.
Specific embodiment two, present embodiment are entering to a kind of afterheat generating system described in specific embodiment one
One step explanation, it also includes two suspended hoods, and one of suspended hood is arranged on air outlet and the coal grinder 8 of ash bucket 4
Between air inlet；Another suspended hood be arranged on No. three electric rotating plate valves 6 and grate-cooler 2 low-temperature zone gas outlet between.
Specific embodiment three, present embodiment are entering to a kind of afterheat generating system described in specific embodiment one
One step explanation, is additionally provided with No. four electric rotating plate valves between dust-precipitator 9 and a chimney 10.
Turning plate valve described in present embodiment realizes the control to the amount discharging gas, in cottrell and No. two chimneys
Between be equally provided with turning plate valve it is achieved that to cottrell discharge gas amount control.
Specific embodiment four, present embodiment are entering to a kind of afterheat generating system described in specific embodiment one
One step explanation, the gas outlet of waste heat recovery furnace 1 is provided with No. five electric rotating plate valves.
, before kiln hood grate-cooler low-temperature zone hot air duct enters kiln hood electric cleaner volume control damper, perforate is simultaneously for present embodiment
Make suspended hood.On pipeline before kiln hood grate-cooler high temperature section hot air duct enters coal dust preparation system coal dust mill, perforate is simultaneously made
Make suspended hood；Meanwhile, make ash bucket in the lower section of suspended hood, after the volume control damper that the position of perforate is located on pipeline.Real
Show two suspended hoods to be connected.
When the coal dust grinder of coal dust preparation system is made, introduce coal dust preparation system from grate-cooler low-temperature zone hot air duct and enter coal
Electric turnover valve between the pipeline of grinding opens (an electric rotating plate valve and No. two electric rotating plate valves)；Take from kiln hood to comb
On cold high temperature section hot air duct, the aperture of volume control damper will be pressed into the temperature requirement that coal dust is grinding into mouth, is adjusted controlling.
When the coal grinder of coal dust preparation system does not work, the pipeline volume control damper between two suspended hoods should be at completely closing
State.The cold blast sliding valve entering coal dust mill, when coal dust grinder is made, should be at completely closed state；When coal dust mill does not work, should locate
In opening.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the present invention, all in the present invention
Spirit and principle within any modification, equivalent and improvement of being made etc., should be included in protection scope of the present invention it
Interior.
Claims (4)
1. a kind of afterheat generating system, it include waste heat recovery furnace (1), grate-cooler (2), coal grinder (8), dust-precipitator (9), one
Number chimney (10), cottrell (11), No. two chimneys (12), electric rotating plate valve (3), No. three electric rotating plate valves (6)
With electronic one-way cock (7)；
One air outlet of grate-cooler (2) high temperature section is passed through airway and is connected by airway with the air inlet of waste heat recovery furnace (1)
Logical, another air outlet of grate-cooler (2) high temperature section is connected with the air inlet of coal grinder (8) by airway, described coal dust
The air inlet of grinding machine (8) is connected with cold wind valve by airway；For being passed through cold wind into coal grinder (8)；
The venthole of described coal grinder (8) is connected with dust-precipitator (9) by airway, and described dust-precipitator (9) passes through a cigarette
Waste gas is discharged by chimney (10)；
Airway air inlet pipe and the waste heat recovery furnace with cottrell (11) simultaneously is passed through in the gas outlet of grate-cooler (2) low-temperature zone
(1) gas outlet is connected by conduit；The escape pipe of cottrell (11) is scavenged by No. two chimneys (12)；
It is characterized in that, it also includes ash bucket (4) and No. two electric rotating plate valves (5)；
Ash bucket (4) is connected on leading between another air outlet of grate-cooler (2) high temperature section and the air inlet of coal grinder (8)
On trachea, and be additionally provided between another air outlet of described ash bucket (4) and described grate-cooler (2) high temperature section No. one electronic
Turning plate valve (3)；
The a port of No. two electric rotating plate valves (5) passes through the connection of airway and ash bucket (4)；No. two electric rotating plate valves
(5) another port is connected with the gas outlet of grate-cooler (2) low-temperature zone by airway；The giving vent to anger of grate-cooler (2) low-temperature zone
It is additionally provided with No. three electric rotating plate valves (6) and electronic one-way cock (7) between mouth and the air inlet of cottrell (11)；Described electricity
Dynamic one-way cock (7) is located between No. three electric rotating plate valves (6) and cottrell (11)；
No. three electric rotating plate valves (6) and electronic one-way cock (7) are arranged at No. two electric rotating plate valves (5) and grate-cooler
(2) upside of the gas outlet junction of low-temperature zone.
2. a kind of afterheat generating system according to claim 1 is it is characterised in that it also includes two suspended hoods, wherein
One suspended hood is arranged between the air outlet of ash bucket (4) and the air inlet of coal grinder (8)；Another suspended hood is arranged on
Between No. three electric rotating plate valves (6) and the gas outlet of grate-cooler (2) low-temperature zone.
3. a kind of afterheat generating system according to claim 1 is it is characterised in that dust-precipitator (9) and a chimney (10)
Between be additionally provided with No. four electric rotating plate valves.
4. a kind of afterheat generating system according to claim 1 is it is characterised in that the gas outlet of waste heat recovery furnace (1) sets
There are No. five electric rotating plate valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621029148.9U CN205991721U (en) | 2016-08-31 | 2016-08-31 | A kind of afterheat generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621029148.9U CN205991721U (en) | 2016-08-31 | 2016-08-31 | A kind of afterheat generating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991721U true CN205991721U (en) | 2017-03-01 |
Family
ID=58104671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621029148.9U Expired - Fee Related CN205991721U (en) | 2016-08-31 | 2016-08-31 | A kind of afterheat generating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205991721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993060A (en) * | 2022-05-27 | 2022-09-02 | 中国中材国际工程股份有限公司 | Kiln head waste heat energy-saving utilization and safe production system |
-
2016
- 2016-08-31 CN CN201621029148.9U patent/CN205991721U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993060A (en) * | 2022-05-27 | 2022-09-02 | 中国中材国际工程股份有限公司 | Kiln head waste heat energy-saving utilization and safe production system |
| CN114993060B (en) * | 2022-05-27 | 2024-01-19 | 中国中材国际工程股份有限公司 | Kiln head waste heat energy-saving utilization and safety production system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170301 Termination date: 20180831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |