CN106118696A - A kind of device and method controlling gas retort air inlet - Google Patents
A kind of device and method controlling gas retort air inlet Download PDFInfo
- Publication number
- CN106118696A CN106118696A CN201610541038.9A CN201610541038A CN106118696A CN 106118696 A CN106118696 A CN 106118696A CN 201610541038 A CN201610541038 A CN 201610541038A CN 106118696 A CN106118696 A CN 106118696A
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- China
- Prior art keywords
- plc
- low temperature
- blower fan
- temperature distillation
- pipeline
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B41/00—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke
Abstract
The present invention discloses a kind of device controlling gas retort air inlet, it is mainly made up of monitoring system (1), controllable valve (2) and PLC control system (3), it is characterized in that: on the pipeline that described blower fan is connected with low temperature distillation stove, according to being sequentially provided with monitoring system (1), controllable valve (2) in gas flow direction；Described PLC control system (3) electrically connects with monitoring system (1), controllable valve (2).The present invention can be according to different regions, different pressure, different oxygen contents, accurately controlling to enter the volume of dry distilling furnace air voluntarily, will not burn insufficient in causing stove because of oxygen deficiency, dry distilling effect is the highest, also will not burn in causing stove because of oxygen excess too violent, damage gas retort.
Description
Technical field
Present invention belongs to coal low temperature distillation technical field, is specifically related to a kind of dress controlling gas retort air inlet
Put and method.
Background technology
Coal, as a kind of fuel, just had begun to before 800 years.Coal is widely used as industrial fuel, be from
The Industrial Revolution in 18 end of the centurys starts.Along with invention and the use of steam engine, coal is widely used as industrial fuel,
Bring unprecedented huge production power to society, promoted advancing of industry, developed coal, iron and steel, change therewith
The industry such as work, mining, metallurgy.Coal heat is high, the caloric value of standard coal be 7000 kilocalories/kilogram.And coal is on earth
Rich reserves, widely distributed, be the most also easier exploitation, thus be widely used as the fuel in various commercial production.Coal
Charcoal except as fuel to obtain heat and kinetic energy in addition to, what is more important can pass through dry distilling, other important changes of output
Work raw material.
Coal carbonization furnace the most used, is to be passed directly in gas retort by air mostly, but in different places, by
Causing atmospheric pressure different in height above sea level is different, content of oxygen in air is the most consistent；Further, a lot of areas are the warmest
Difference is too big, and during day temperature height, air ratio is leaner, according to volume transportation air, can cause oxygen content input not；Evening
Temperature is relatively low, and atmospheric density is relatively big, according to volume transportation air, can cause oxygen content input too much, cause ratio of combustion in stove
Relatively violent, stove is caused damage.
Summary of the invention
For solving above-mentioned existing shortcoming, offer one is provided and controls gas retort air inlet
Device and method device and method, air can be increased or decreased according to oxygen content difference under different temperature, pressure
Input quantity, so that amount of oxygen fits in stove.
For reaching above-described purpose, the one of the present invention adopts the following technical scheme that:
A kind of device controlling gas retort air inlet, it is mainly controlled by monitoring system 1, controllable valve 2 and PLC
System 3 forms, it is characterised in that: on the pipeline that blower fan is connected with low temperature distillation stove, set successively according in gas flow direction
There are monitoring system 1, controllable valve 2；Described PLC control system 3 electrically connects with monitoring system 1, controllable valve 2.
Monitoring system 1 at least includes effusion meter 11, manometer 12.
Monitoring system 1 can also include thermodetector 13.
PLC control system 3 is made up of PLC 31 and display 32, can be with amount of imports fixed number on described display 32
Value, and rating number is fed back to PLC 31.
Effusion meter 11, manometer 12 electrically connect with PLC 31 respectively.
Effusion meter 11, manometer 12, thermodetector 13 electrically connect with PLC 31 respectively.
PLC 31 electrically connects with controllable valve 2.
A kind of method controlling gas retort air inlet, it is characterised in that: the oxygen in blower fan input low temperature distillation stove
Mass M1At least there is following variable
M1=f (Q, P)
Wherein, Q is the air metering in the pipeline that the blower fan that effusion meter 11 detects is connected with low temperature distillation stove, and unit is
m3/h；P is the pressure metering in the pipeline that the blower fan that manometer 12 detects is connected with low temperature distillation stove, and unit is kpa.
Oxygen quality M in blower fan input low temperature distillation stove1Variable T, variable η can also be there is, in addition to variable Q, P at least
Also comprise variable T or variable η any one or a combination thereof, it may be assumed that
M1=f (Q, P, T)
M1=f (Q, P, η)
M1=f (Q, P, T, η)
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 detects is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 detection is connected with low temperature distillation stove；T be thermodetector 13 detection blower fan with
Temperature measurement in the pipeline that low temperature distillation stove is connected；η is oxygen concentration in the air that entered.
Oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
M1=K1QP
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 detects is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 detection is connected with low temperature distillation stove；K1Arbitrary coefficient for 2-3.5.
Oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation can also be
M1=K3QPη
Wherein, Q is the air metering in the pipeline that the blower fan that effusion meter (11) detects is connected with low temperature distillation stove, unit
For m3/h；P is the pressure metering in the pipeline that the blower fan that manometer (12) detects is connected with low temperature distillation stove, and unit is kpa；
T is the temperature measurement in the pipeline that the blower fan that thermodetector (13) detects is connected with low temperature distillation stove, and unit is K；η is by being entered
Air in oxygen concentration；K2Arbitrary coefficient for 600-1000；K3Arbitrary coefficient for 10-16；K4Appointing for 3000-4600
One coefficient.
A kind of method controlling gas retort air inlet, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
A kind of method controlling gas retort air inlet, it is also possible to include following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
PLC 31 calculates the oxygen quality M in input low temperature distillation stove according to formula1, with required specified oxygen
Mass M compares, and PLC 31 increases or reduce the folding angle of controllable valve 2, to increase or to reduce air inlet, makes
In air inlet, oxygen quality reaches the numerical value set.
Use the present invention of as above technical scheme, have the advantages that
The present invention accurately can control to enter gas retort voluntarily according to different regions, different pressure, different oxygen contents
The volume of interior air, will not burn in causing stove because of oxygen deficiency insufficient, and dry distillation efficiency is the highest, also will not be because of oxygen mistake
In amount causes stove, burning is too violent, damages gas retort；Remove control valve without the waste of manpower moment simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Wherein, 1-monitors system, 11-effusion meter, 12-manometer, 13-thermodetector, 2-controllable valve, and 3-PLC controls system
System, 31-PLC controller, 32-display.
Detailed description of the invention
In order to further illustrate the present invention, it is further illustrated below in conjunction with the accompanying drawings:
As it is shown in figure 1, a kind of device controlling gas retort air inlet of the present invention, it mainly by monitoring system 1, can
Control valve 2 and PLC control system 3 form, it is characterised in that: on the pipeline that described blower fan is connected with low temperature distillation stove, press
According to being sequentially provided with monitoring system 1, controllable valve 2 in gas flow direction；Described PLC control system 3 and monitoring system 1, controlled
Valve 2 electrically connects.
Embodiment 1
Monitoring system 1 is made up of effusion meter 11, manometer 12, and PLC control system 3 is by PLC 31 and display 32
Constitute.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under pressure at that time, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controllable valve 2
Folding angle.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
Oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
M1=2QP
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 detects is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 detection is connected with low temperature distillation stove.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 2
Monitoring system 1 is made up of effusion meter 11, manometer 12, and PLC control system 3 is by PLC 31 and display 32
Constitute.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under pressure at that time, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controllable valve 2
Folding angle.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
Oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
M1=3.5QP
Wherein, air mass flow in Q is the pipeline that the blower fan at that time that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 detection is connected with low temperature distillation stove.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 3
Monitoring system 1 is made up of effusion meter 11, manometer 12, and PLC control system 3 is by PLC 31 and display 32
Constitute.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under pressure at that time, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controllable valve 2
Folding angle.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
Oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
M1=2.75QP
Wherein, air mass flow in Q is the pipeline that the blower fan at that time that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 detection is connected with low temperature distillation stove.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 4
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
Wherein, air mass flow in Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is manometer
Pressure metering in the pipeline that 12 blower fans measured are connected with low temperature distillation stove；T is blower fan and the low temperature of thermodetector 13 measurement
Temperature measurement in the pipeline that gas retort is connected.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 5
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
Wherein, air mass flow in Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is manometer
Pressure metering in the pipeline that 12 blower fans measured are connected with low temperature distillation stove；T is blower fan and the low temperature of thermodetector 13 measurement
Temperature measurement in the pipeline that gas retort is connected.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 6
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
Wherein, air mass flow in Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is manometer
Pressure metering in the pipeline that 12 blower fans measured are connected with low temperature distillation stove；T is blower fan and the low temperature of thermodetector 13 measurement
Temperature measurement in the pipeline that gas retort is connected.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 7
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
M1=10QP η
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 measurement is connected with low temperature distillation stove；η is dense by oxygen in the air that entered
Degree.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 8
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
M1=16QP η
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 measurement is connected with low temperature distillation stove；η is dense by oxygen in the air that entered
Degree.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 9
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
M1=13QP η
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 measurement is connected with low temperature distillation stove；η is dense by oxygen in the air that entered
Degree.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 10
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 measurement is connected with low temperature distillation stove；T be thermodetector 13 measure blower fan with
Temperature measurement in the pipeline that low temperature distillation stove is connected；η is oxygen concentration in the air that entered.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 11
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 measurement is connected with low temperature distillation stove；T be thermodetector 13 measure blower fan with
Temperature measurement in the pipeline that low temperature distillation stove is connected；η is oxygen concentration in the air that entered.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Embodiment 12
Monitoring system 1 is made up of effusion meter 11, manometer 12, thermodetector 13, and PLC control system 3 is by PLC 31 He
Display 32 is constituted.
PLC control system 3 is made up of PLC 31 and display 32.PLC 31 is previously entered the public affairs finished
Formula, in order to calculate under temperature at that time, pressure, blower fan is blown into the oxygen quality M in low temperature distillation stove1, and control controlled
The folding angle of valve 2.
Rating number can be inputted on display 32, and rating number is fed back to PLC 31.
Manometer 12 electrically connects with PLC 31；Effusion meter 11 electrically connects with PLC 31；Controllable valve 2 with
PLC 31 electrically connects.
The present invention in use, includes following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer 12, and by numeric feedback
To PLC 31；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter 11, and by numeric feedback
To PLC 31；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector 13, and by numeric feedback
To PLC 31；
(4) required specified oxygen quality M is inputted on the display 32, and by numeric feedback to PLC 31.
The described oxygen quality M in blower fan input low temperature distillation stove1The formula of variable relation is
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter 11 is measured is connected with low temperature distillation stove；P is for surveying
Pressure metering in the pipeline that the blower fan of pressure meter 12 measurement is connected with low temperature distillation stove；T be thermodetector 13 measure blower fan with
Temperature measurement in the pipeline that low temperature distillation stove is connected；η is oxygen concentration in the air that entered.
By formula, calculate and be blown into the mass M of oxygen in low temperature distillation stove by blower fan at that time1, and at display 32
The specified oxygen quality M of upper input compares.If M1More than M, then PLC 31 reduces the folding angle of controllable valve 2, subtracts
Oxygen quality in little entrance gas retort；If M1More than M, then PLC 31 increases the folding angle of controllable valve 2, increases
The big oxygen quality entered in gas retort；Meanwhile, PLC 51 continues to monitor each data, until entering in gas retort
Oxygen quality M1Till equal with the specified oxygen quality M set.
Density η of the entered air in the formula of input in PLC 31 of the present invention, can be according to the air entered
Middle oxygen concentration difference is revised, and makes result of calculation more accurate.During use, it is only necessary to input specified amount of oxygen on the display 32
M, can automatically control the air ratio entered in stove, makes it stable in the range of reasonably, will not lead because of being passed through oxygen deficiency
Cause dry distilling effect low, also will not be excessive because of being passed through oxygen, burned prosperous, damage gas retort.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, under the premise without departing from the principles of the invention, it is also possible to make some improvement and supplement, these improve and supplement and also should be regarded as
Protection scope of the present invention.
Claims (14)
1. controlling a device for gas retort air inlet, it is mainly by monitoring system (1), controllable valve (2) and PLC control
System processed (3) forms, it is characterised in that: on the pipeline that blower fan is connected with low temperature distillation stove, depend on according in gas flow direction
Secondary it is provided with monitoring system (1), controllable valve (2)；Described PLC control system (3) is electrically connected with monitoring system (1), controllable valve (2)
Connect.
A kind of device controlling gas retort air inlet the most according to claim 1, it is characterised in that: described monitoring system
System (1) at least includes effusion meter (11), manometer (12).
A kind of device controlling gas retort air inlet the most according to claim 2, it is characterised in that: described monitoring system
System (1) can also include thermodetector (13).
A kind of device controlling gas retort air inlet the most according to claim 1, it is characterised in that: described PLC is controlled
System processed (3) is made up of PLC (31) and display (32), and described display (32) can input rating number, and
Rating number is fed back to PLC (31).
A kind of device controlling gas retort air inlet the most according to claim 2, it is characterised in that: described effusion meter
(11), manometer (12) electrically connects with PLC (31) respectively.
A kind of device controlling gas retort air inlet the most according to claim 3, it is characterised in that: effusion meter
(11), manometer (12), thermodetector (13) electrically connect with PLC (31) respectively.
7. according to the arbitrary described a kind of device controlling gas retort air inlet of claim 5 or 6, it is characterised in that: institute
State PLC (31) to electrically connect with controllable valve (2).
8. the method controlling gas retort air inlet, it is characterised in that: the oxygen matter in blower fan input low temperature distillation stove
Amount M1At least there is following variable
M1=f (Q, P)
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter (11) detects is connected with low temperature distillation stove；P is pressure measurement
Pressure metering in the pipeline that the blower fan that meter (12) detects is connected with low temperature distillation stove.
A kind of method controlling gas retort air inlet the most according to claim 8, it is characterised in that: blower fan input is low
Oxygen quality M in temperature gas retort1Variable T, variable η can also be there is, in addition to variable Q, P, the most also comprise variable T or variable η
Any one or a combination thereof, it may be assumed that
M1=f (Q, P, T)
M1=f (Q, P, η)
M1=f (Q, P, T, η)
Wherein, the air metering during Q is the pipeline that the blower fan that effusion meter (11) detects is connected with low temperature distillation stove；P is pressure measurement
Pressure metering in the pipeline that the blower fan that meter (12) detects is connected with low temperature distillation stove；T is the blower fan that thermodetector (13) detects
Temperature measurement in the pipeline being connected with low temperature distillation stove；η is oxygen concentration in the air that entered.
A kind of method controlling gas retort air inlet the most according to claim 8, it is characterised in that: described wind
Oxygen quality M in machine input low temperature distillation stove1The formula of variable relation is
M1=K1QP
Wherein, Q is the air metering in the pipeline that the blower fan that effusion meter (11) detects is connected with low temperature distillation stove, and unit is m3/
h；P is the pressure metering in the pipeline that the blower fan that manometer (12) detects is connected with low temperature distillation stove, and unit is kpa；K1For
2-3.5 arbitrary coefficient.
11. a kind of methods controlling gas retort air inlet according to claim 9, it is characterised in that: described wind
Oxygen quality M in machine input low temperature distillation stove1The formula of variable relation can also be
M1=K3QPη
Wherein, Q is the air metering in the pipeline that the blower fan that effusion meter (11) detects is connected with low temperature distillation stove, and unit is m3/
h；P is the pressure metering in the pipeline that the blower fan that manometer (12) detects is connected with low temperature distillation stove, and unit is kpa；T is for surveying
Temperature measurement in the pipeline that the blower fan that temperature meter (13) detects is connected with low temperature distillation stove, unit is K；η is the sky entered
Oxygen concentration in gas；K2Arbitrary coefficient for 600-1000；K3Arbitrary coefficient for 10-16；K4Arbitrary system for 3000-4600
Number.
12. a kind of methods controlling gas retort air inlet according to claim 8, include following steps:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer (12), and numeric feedback is given
PLC (31)；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter (11), and numeric feedback is given
PLC (31)；
(3) the specified oxygen quality M needed for the upper input of display (32), and by numeric feedback to PLC (31).
13. a kind of methods controlling gas retort air inlet according to claim 11, it is also possible to include following step
Rapid:
(1) the pressure metering during the pipeline that blower fan is connected measured with low temperature distillation stove by manometer (12), and numeric feedback is given
PLC (31)；
(2) the air metering during the pipeline that blower fan is connected measured with low temperature distillation stove by effusion meter (11), and numeric feedback is given
PLC (31)；
(3) temperature measurement during the pipeline that blower fan is connected measured with low temperature distillation stove by thermodetector (13)；
(4) the specified oxygen quality M needed for the upper input of display (32), and by numeric feedback to PLC (31).
14. according to a kind of method controlling gas retort air inlet described in claim 12 or 13, it is characterised in that: PLC
Controller (31) calculates the oxygen quality M in input low temperature distillation stove according to formula1, compare with required specified oxygen quality M,
PLC (31) increases or reduces the folding angle of controllable valve (2), to increase or to reduce air inlet, makes air enter
Enter the numerical value that oxygen quality in amount reaches to set.
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| CN201610541038.9A CN106118696A (en) | 2016-07-11 | 2016-07-11 | A kind of device and method controlling gas retort air inlet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610541038.9A CN106118696A (en) | 2016-07-11 | 2016-07-11 | A kind of device and method controlling gas retort air inlet |
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Application publication date: 20161116 |