CN107388732A - A kind of adjusting method of coal slime drier - Google Patents
A kind of adjusting method of coal slime drier Download PDFInfo
- Publication number
- CN107388732A CN107388732A CN201710681893.4A CN201710681893A CN107388732A CN 107388732 A CN107388732 A CN 107388732A CN 201710681893 A CN201710681893 A CN 201710681893A CN 107388732 A CN107388732 A CN 107388732A
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- CN
- China
- Prior art keywords
- coal slime
- threshold range
- preset threshold
- slime drier
- drier
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The embodiments of the invention provide a kind of adjusting method of coal slime drier, can adjust the running for the coal slime drier that coal slime is dried using the vapor of HTHP, improve drying efficiency.Present invention method includes：Detect the environmental information parameter of the discharging opening of coal slime drier；Judge the environmental information parameter of the discharging opening whether in the first preset threshold range；If not in the first preset threshold range, the operational factor of the coal slime drier is adjusted according to presetting rule.
Description
Technical field
The present invention relates to coal slime equipment for drying technical field, more particularly, to a kind of regulation side of coal slime drier
Method.
Background technology
Current domestic drying process and equipment are a lot.Drying field in coal industry coal slime mainly has：Coal slurry rotary drum is dried
Technique, tunnel type drying process (including turnover panel drying machine and mesh dryer) and dry air-flow process three major types.
In coal thermal power industry, due to thermal power generation during often produce HTHP vapor make
For the byproduct of thermal power generation, often it is wasted for the heat energy in the vapor of this part, is found in practice, this portion
The thermal source that the heat energy divided can be dried as the coal slime during thermal power generation, can use air-flowing type drying process, utilize fire
Vapor and coal slime caused by power power generation process more than certain temperature and pressure directly contact, and carry out heat exchange and reach coal slime
Pre-dried effect so that dried coal slime is burnt more fully in power generation process, improves the heat of coal slime in power generation process
Value.
It is right during coal slime is dried the vapor of caused HTHP during using thermal power generation
In how reasonably being adjusted to the running of coal slime drier so that the heat energy in vapor is fully utilized,
Become a urgent problem to be solved.
The content of the invention
The embodiments of the invention provide a kind of adjusting method of coal slime drier, can adjust the water steaming using HTHP
The running for the coal slime drier that coal slime is dried gas, improve drying efficiency.
The present embodiment first aspect provides a kind of adjusting method of coal slime drier, it may include：
Detect the environmental information parameter of the discharging opening of coal slime drier；
Judge the environmental information parameter of the discharging opening whether in the first preset threshold range；
If not in the first preset threshold range, the operational factor of the coal slime drier is adjusted according to presetting rule.
Optionally, the environmental information parameter is dust concentration.
Optionally, the operational factor that the coal slime drier is adjusted according to presetting rule, including：
When the dust concentration is more than maximum in the described first preset threshold range, the coal slime drier is reduced
Rotating speed；
When the dust concentration is less than minimum value in the described first preset threshold range, increase the coal slime drier
Rotating speed.
Optionally, the operational factor that the coal slime drier is adjusted according to presetting rule, including：
When the dust concentration is more than maximum in the described first preset threshold range, increase the coal slime drier list
The amount of input vapor in the time of position；
When the dust concentration is less than minimum value in the described first preset threshold range, the coal slime drier list is reduced
The amount of input vapor in the time of position.
Optionally, the environmental information parameter is ambient humidity.
Optionally, the operational factor that the coal slime drier is adjusted according to presetting rule, including：
When the ambient humidity is more than maximum in the described first preset threshold range, increase the coal slime drier
Rotating speed；
When the ambient humidity is less than minimum value in the described first preset threshold range, the coal slime drier is reduced
Rotating speed.
Optionally, the operational factor that the coal slime drier is adjusted according to presetting rule, including：
When the ambient humidity is more than maximum in the described first preset threshold range, the coal slime drier list is reduced
The amount of input vapor in the time of position；
When the ambient humidity is less than minimum value in the described first preset threshold range, increase the coal slime drier list
The amount of input vapor in the time of position.
Second aspect of the embodiment of the present invention provides a kind of adjusting method of coal slime drier, it may include：
Detect the ambient humidity parameter of the feeding mouth of coal slime drier；
Judge the ambient humidity parameter of the discharging opening whether in the second preset threshold range；
If not in the second preset threshold range, the operational factor of the coal slime drier is adjusted according to presetting rule.
Optionally, the operational factor that the coal slime drier is adjusted according to presetting rule, including：
When the ambient humidity is more than maximum in the described second preset threshold range, increase the coal slime drier
Rotating speed；
When the ambient humidity is less than minimum value in the described second preset threshold range, the coal slime drier is reduced
Rotating speed.
Optionally, the operational factor that the coal slime drier is adjusted according to presetting rule, including：
When the ambient humidity is more than maximum in the described second preset threshold range, the coal slime drier list is reduced
The amount of input vapor in the time of position；
When the ambient humidity is less than minimum value in the described second preset threshold range, increase the coal slime drier list
The amount of input vapor in the time of position.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：
In the embodiment of the present invention, can by detecting the discharging opening of coal slime drier or the environmental information parameter of feeding mouth,
Detect that coal slime dries preceding or dried drying regime, by whether judging the ambient parameter to preset threshold range, and then
Judge whether drying machine can fully dry coal slime under current operating parameter, if the parameter not in preset threshold range, can
To adjust the operational factor of the drying machine according to presetting rule, to ensure that coal slime can be dried fully, the heat energy in vapor fills
Divide and utilize.
Brief description of the drawings
Fig. 1 is a kind of one embodiment schematic diagram of the adjusting method of coal slime drier in the embodiment of the present invention；
Fig. 2 is a kind of another embodiment schematic diagram of the adjusting method of coal slime drier in the embodiment of the present invention；
Fig. 3 is a kind of another embodiment schematic diagram of the adjusting method of coal slime drier in the embodiment of the present invention；
Fig. 4 is a kind of another embodiment schematic diagram of the adjusting method of coal slime drier in the embodiment of the present invention.
Embodiment
The embodiments of the invention provide a kind of adjusting method of coal slime drier, can adjust the water steaming using HTHP
The running for the coal slime drier that coal slime is dried gas, improve heat utilization rate.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model that the present invention protects
Enclose.
Term " first ", " second ", " the 3rd " in description and claims of this specification and above-mentioned accompanying drawing, "
Four " etc., it is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so make
Data can exchange in the appropriate case, so that the embodiments described herein can be with except illustrating or describing herein
Order beyond content is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that covering is not arranged
His includes, and is not necessarily limited to clearly for example, containing the process of series of steps or unit, method, system, product or equipment
Those steps or unit listed, but may include not list clearly or for these processes, method, product or equipment
Intrinsic other steps or unit.
Coal slime drier in the embodiment of the present invention uses the vapor of caused HTHP during thermal power generation
Coal slime is dried, the amount for the vapor being passed through in the coal slime drier can be adjusted, and be set in the coal slime drier
Rotating device is equipped with, the coal slime in machine is thrown by rotating device and fully contacted with vapor, the rotating speed of drying machine is faster,
Contact of the coal slime with vapor is more abundant.
In the coal slime entrance installation detecting device of drying machine, the dust concentration of such as measurement is more than a certain setting value
When, illustrate that coal slime is excessively dried, it is necessary to reduce the amount of vapor；When humidity such as measurement is more than a certain setting value, illustrate coal slime
Humidity it is larger, it is necessary to increase the amount of vapor to dry coal slime to reach the drying standard of coal slime.Another regulation coal slime
The method for reaching standard is to adjust the frequency of drying machine, when the dust concentration of such as measurement is more than a certain setting value, illustrates coal slime mistake
In drying, then need to reduce the rotating speed of rotary drier, coal slime is not excessively dried；Humidity such as measurement is more than a certain setting
During value, illustrate that the humidity of coal slime is larger, then need to improve the rotating speed of rotary drier, make coal slime moist.
In order to make it easy to understand, the idiographic flow in the embodiment of the present invention is described below, referring to Fig. 1, of the invention
A kind of one embodiment of the adjusting method of coal slime drier may include in embodiment：
101st, the environmental information parameter of the discharging opening of coal slime drier is detected；
The drying regime of dried coal slime can be detected in discharging opening during coal slime is dried,
The environmental information parameter of discharging opening in discharging opening installation detecting device, can be specifically detected, to monitor dried coal slime
Degree of drying, the detection means, which can include humidity detector and dust concentration detection means or other, can indicate coal slime and do
One or more in the detection means of dry degree, the detection means directly can be contacted or are not directly contacted with coal slime,
It specifically can rationally be set with species according to the performance of the detection means, do not limited herein specifically.
102nd, judge the environmental information parameter of discharging opening whether in the first preset threshold range；
In practice, the first preset threshold range can be rule of thumb set, when the ambient parameter of discharging opening is at this
During threshold range, coal slime has been dried to expected degree, can also be according to practical operation situation after the threshold range is set
The threshold range is reasonably revised, specific threshold range does not limit herein, when the ambient parameter of detection is more than first
During preset threshold range, step 103 can be performed, the operational factor of coal slime drier is adjusted, if the environment ginseng of detection
When number is no more than the first preset threshold range, the current operational factor of coal slime drier can be kept.
103rd, the operational factor of coal slime drier is adjusted according to presetting rule.
When the ambient parameter of detection is more than the first preset threshold range, current coal slime can be done according to preset rule
The operational factor of dry machine is adjusted, and to cause coal slime drier drying efficiency to be optimal, specific regulative mode will be rear
It is described in detail in continuous embodiment.
In the present embodiment, it can detect that coal slime is done by the environmental information parameter for the discharging opening for detecting coal slime drier
Dry preceding or dried drying regime, by whether judging the ambient parameter to preset threshold range, and then judge that drying machine exists
Whether can fully dry coal slime under current operating parameter, if the parameter not in preset threshold range, can be according to preset rule
The operational factor of the drying machine is then adjusted, to ensure that coal slime can be dried fully, the heat energy in vapor makes full use of.
In above-described embodiment, can adjust coal slime it is dry and operational factor can be the coal slime drier rotating speed or should
The amount of vapor, and both combinations are passed through in coal slime drier in unit interval, will exchange section coal slime drier below
The presetting rule of operational factor is introduced, when the ambient parameter of detection is dust concentration, referring to Fig. 2, the present invention is implemented
A kind of another embodiment of the adjusting method of coal slime drier may include in example：
201st, the dust concentration of the discharging opening of coal slime drier is detected；
202nd, judge the dust concentration of discharging opening whether in the first preset threshold range；
In practice, the first preset threshold range can be rule of thumb set, when the dust concentration of discharging opening is at this
During threshold range, coal slime has been dried to expected degree, can also be according to practical operation situation after the threshold range is set
The threshold range is reasonably revised, specific threshold range does not limit herein, when the dust concentration of detection is more than first
During preset threshold range, step 203 can be performed, the operational factor of coal slime drier is adjusted, if the dust of detection is dense
When degree is no more than the first preset threshold range, the current operational factor of coal slime drier can be kept.
203rd, the operational factor of coal slime drier is adjusted according to presetting rule.
When dust concentration is more than maximum in the first preset threshold range, the rotating speed of coal slime drier is reduced；Work as dust
When concentration is less than minimum value in the first preset threshold range, increase the rotating speed of coal slime drier.
Or, when dust concentration is more than maximum in the first preset threshold range, increase in the coal slime drier unit interval
Input the amount of vapor；When dust concentration is less than minimum value in the first preset threshold range, when reducing coal slime drier unit
The amount of interior input vapor.
Referring to Fig. 3, when the ambient parameter of detection is ambient humidity, a kind of coal slime drier in the embodiment of the present invention
Another embodiment of adjusting method may include：
301st, the ambient humidity of the discharging opening of coal slime drier is detected；
302nd, judge the ambient humidity of discharging opening whether in the first preset threshold range；
In practice, the first preset threshold range can be rule of thumb set, when the ambient humidity of discharging opening is at this
During threshold range, coal slime has been dried to expected degree, can also be according to practical operation situation after the threshold range is set
The threshold range is reasonably revised, specific threshold range does not limit herein, when the ambient humidity of detection is more than first
During preset threshold range, step 303 can be performed, the operational factor of coal slime drier is adjusted, if the environmental wet of detection
When degree is no more than the first preset threshold range, the current operational factor of coal slime drier can be kept.
303rd, the operational factor of coal slime drier is adjusted according to presetting rule
When ambient humidity is more than maximum in the first preset threshold range, increase the rotating speed of coal slime drier；
When ambient humidity is less than minimum value in the first preset threshold range, the rotating speed of coal slime drier is reduced.
Or, when ambient humidity is more than maximum in the first preset threshold range, reduce in the coal slime drier unit interval
Input the amount of vapor；
When ambient humidity is less than minimum value in the first preset threshold range, inputted in the increase coal slime drier unit interval
The amount of vapor.
It is that the ambient parameter that coal slime drier exports out is detected in above-described embodiment, it is different in practice
The dry and wet degree of coal slime is incomplete same, the ambient humidity parameter of the porch of coal slime drier can also be detected, pin
The operational factor that coal slime drier can be adjusted to the coal slime of different humidity carries out different degrees of drying process, referring to Fig. 4,
A kind of another embodiment of the adjusting method of coal slime drier may include in the embodiment of the present invention：
401st, the ambient humidity parameter of the feeding mouth of coal slime drier is detected；
The drying regime of dried coal slime can be detected in feeding mouth during coal slime is dried,
The ambient humidity parameter of feeding mouth in discharging opening installation detecting device, can be specifically detected, to monitor the drying of the coal slime of pan feeding
Degree, the detection means directly can be contacted or are not directly contacted with coal slime, specifically can be according to the property of the detection means
It can rationally set with species, do not limit herein specifically.
402nd, judge the ambient humidity parameter of feeding mouth whether in the second preset threshold range；
In practice, the second preset threshold range can be rule of thumb set, when the ambient parameter of discharging opening is at this
During threshold range, coal slime has been dried to expected degree, can also be according to practical operation situation after the threshold range is set
The threshold range is reasonably revised, specific threshold range does not limit herein, when the ambient parameter of detection is more than second
During preset threshold range, step 403 can be performed, the operational factor of coal slime drier is adjusted, if the environment ginseng of detection
When number is no more than the first preset threshold range, the current operational factor of coal slime drier can be kept.
403rd, the operational factor of coal slime drier is adjusted according to presetting rule.
When ambient humidity is more than maximum in the second preset threshold range, increase the rotating speed of coal slime drier；Work as environment
When humidity is less than minimum value in the second preset threshold range, the rotating speed of coal slime drier is reduced.
Or, when ambient humidity is more than maximum in the second preset threshold range, reduce in the coal slime drier unit interval
Input the amount of vapor；When ambient humidity is less than minimum value in the second preset threshold range, when increasing coal slime drier unit
The amount of interior input vapor.
Described above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to before
Embodiment is stated the present invention is described in detail, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these
Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
- A kind of 1. adjusting method of coal slime drier, it is characterised in that including：Detect the environmental information parameter of the discharging opening of coal slime drier；Judge the environmental information parameter of the discharging opening whether in the first preset threshold range；If not in the first preset threshold range, the operational factor of the coal slime drier is adjusted according to presetting rule.
- 2. according to the method for claim 1, it is characterised in that the environmental information parameter is dust concentration.
- 3. according to the method for claim 2, it is characterised in that described to adjust the coal slime drier according to presetting rule Operational factor, including：When the dust concentration is more than maximum in the described first preset threshold range, turning for the coal slime drier is reduced Speed；When the dust concentration is less than minimum value in the described first preset threshold range, increase turning for the coal slime drier Speed.
- 4. according to the method for claim 2, it is characterised in that described to adjust the coal slime drier according to presetting rule Operational factor, including：When the dust concentration is more than maximum in the described first preset threshold range, when increasing the coal slime drier unit The amount of interior input vapor；When the dust concentration is less than minimum value in the described first preset threshold range, when reducing the coal slime drier unit The amount of interior input vapor.
- 5. according to the method for claim 1, it is characterised in that the environmental information parameter is ambient humidity.
- 6. according to the method for claim 5, it is characterised in that described to adjust the coal slime drier according to presetting rule Operational factor, including：When the ambient humidity is more than maximum in the described first preset threshold range, increase turning for the coal slime drier Speed；When the ambient humidity is less than minimum value in the described first preset threshold range, turning for the coal slime drier is reduced Speed.
- 7. according to the method for claim 5, it is characterised in that described to adjust the coal slime drier according to presetting rule Operational factor, including：When the ambient humidity is more than maximum in the described first preset threshold range, when reducing the coal slime drier unit The amount of interior input vapor；When the ambient humidity is less than minimum value in the described first preset threshold range, when increasing the coal slime drier unit The amount of interior input vapor.
- A kind of 8. adjusting method of coal slime drier, it is characterised in that including：Detect the ambient humidity parameter of the feeding mouth of coal slime drier；Judge the ambient humidity parameter of the discharging opening whether in the second preset threshold range；If not in the second preset threshold range, the operational factor of the coal slime drier is adjusted according to presetting rule.
- 9. according to the method for claim 8, it is characterised in that described to adjust the coal slime drier according to presetting rule Operational factor, including：When the ambient humidity is more than maximum in the described second preset threshold range, increase turning for the coal slime drier Speed；When the ambient humidity is less than minimum value in the described second preset threshold range, turning for the coal slime drier is reduced Speed.
- 10. according to the method for claim 8, it is characterised in that described to adjust the coal slime drier according to presetting rule Operational factor, including：When the ambient humidity is more than maximum in the described second preset threshold range, when reducing the coal slime drier unit The amount of interior input vapor；When the ambient humidity is less than minimum value in the described second preset threshold range, when increasing the coal slime drier unit The amount of interior input vapor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710681893.4A CN107388732A (en) | 2017-08-10 | 2017-08-10 | A kind of adjusting method of coal slime drier |
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| CN201710681893.4A CN107388732A (en) | 2017-08-10 | 2017-08-10 | A kind of adjusting method of coal slime drier |
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Application publication date: 20171124 |