CN202786118U - Automatic control device of thermal cycling continuous coal pyrolysis furnace - Google Patents
Automatic control device of thermal cycling continuous coal pyrolysis furnace Download PDFInfo
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- CN202786118U CN202786118U CN201220387137.3U CN201220387137U CN202786118U CN 202786118 U CN202786118 U CN 202786118U CN 201220387137 U CN201220387137 U CN 201220387137U CN 202786118 U CN202786118 U CN 202786118U
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Abstract
The utility model discloses an automatic control device of a thermal cycling continuous coal pyrolysis furnace, which comprises an industrial control center, wherein the industrial control center is electrically connected with a draught fan, an as-fired coal conveyor and a bucket elevator; the industrial control center is connected with an as-fired coal powder conveyor and an unloading control valve; the industrial control center is connected with a preheating chamber monitoring thermometer and a waste gas chamber monitoring thermometer to realize temperature monitoring; the industrial control center is electrically connected with a coal bin loading/unloading level indicator, a small coal bin thermometer and a small coal bin unloading valve; the industrial control center is electrically connected with a raw gas thermometer; the industrial control center is electrically connected with a combustion chamber thermometer; the industrial control center is electrically connected with a rotation reversing motor of a gas reversing device, a coal gas fan and a waste gas fan; the industrial control center is electrically connected with a coke modification thermometer; the industrial control center is electrically connected with a coke quenching thermometer, a coke quenching waste gas fan and a coke outlet valve; the industrial control center is electrically connected with another raw gas thermometer; and the industrial control center is electrically connected with a regulating wheel. According to the utility model, instruments and electric appliances in the processes of coal dewatering, coal feeding, preheating, carbonization, coke modification, dry quenching, raw gas guiding and the like can be controlled.
Description
Technical field
The utility model relates to a kind of automatic control device, particularly the automatic control device of the continuous coal heat decomposition stove of a kind of thermal cycling.
Background technology
Coal heat decomposition stove in the market (pit kiln) mostly adopts intermittent type coking, enter the stove coal proportioning, dewater, advance coal, preheating, charing, burnt upgrading, dried each processing step such as put out is relatively independent, can not produce continuously, production efficiency is low; In addition, the raw gas that produces in the pyrolysis of coal process contains a lot of useful compositions, such as H
2S, HCH etc. sour gas, NH
3The organism such as alkaline gas, tar class, benzene class, naphthalene class, washing oil class do not have the complete complete technique that raw gas derivation, reclaiming clean are used.
This impel the inventor to explore to create the complete Continuous coking of a cover and to raw gas derive, the reclaiming clean complete technique of recycle in addition.
Summary of the invention
The utility model provides the automatic control device of the continuous coal heat decomposition stove of a kind of thermal cycling, instrument and the electrical equipment of the techniques such as this coal heat decomposition stove can be to the dehydration of coal, advance coal, preheating, charing, burnt upgrading, driedly put out, raw gas derivation are controlled, realize Automatic continuous coking, improve coking efficient, reduced the coking cost.
Realize that the technical scheme that above-mentioned purpose is taked is:
The automatic control device of the continuous coal heat decomposition stove of a kind of thermal cycling comprises the industry control center, described industry control center and induced draft fan, enters the electrical connection of stove coal transfer roller, bucket elevator; Described industry control center with enter the stove cuttings conveyer and be connected with blanking control valve; Described industry control center links to each other with the exhaust air chamber thermometer with monitoring preheating chamber thermometer and is used for temperature monitoring; The upper and lower material level meter of described industry control center and coal bunker, coal pocket thermometer, coal pocket baiting valve are electrically connected; Described industry control center and the electrical connection of raw gas temperature table; Described industry control center and the electrical connection of chamber temperature table; The rotation reversing motor of described industry control center and gas reversing system,, the electrical connection of gas fan, exhaust gas fan; Described industry control center and the electrical connection of burnt upgrading thermometer; Described industry control center and quenching thermometer, quenching exhaust gas fan and the valve that discharges of the coke electrical connection; Described industry control center and the electrical connection of raw gas temperature table; Described industry control center and regulating wheel electrical connection.
Further, described industry control center by enter stove coal electric controller with the induced draft fan that enters stove coal dewatering device, enter stove coal transfer roller and bucket elevator electrical connection; Described industry control center is by advancing the coal electric controller and entering the electrical connection of stove cuttings conveyer and blanking control valve; Described industry control center is by preheating temperature monitor monitors preheating chamber thermometer and the electrical connection of exhaust air chamber thermometer; Electric controller and the material level signal that enters the upper and lower material level meter of coal bunker of stove coal surge bunker, the electrical connection of coal pocket thermometer are regulated by the stove coal in described industry control center; Described industry control center is put out Setup Controller and quenching exhaust gas fan and is discharged of the coke the valve electrical connection by dried; Described industry control center is derived condensation product Setup Controller and is electrically connected by the raw gas temperature table of raw gas take-up gear and the regulating wheel of raw gas condensing works by raw gas.
Instrument and the electrical equipment of the techniques such as characteristics of the present utility model are can be to the dehydration of coal, advance coal, preheating, charing, burnt upgrading, driedly put out, raw gas derivation are controlled, realize Automatic continuous coking, improved coking efficient, reduced the coking cost, it is low to have overcome the discontinuous production efficiency of existing intermittent type coking technology technique, how required the assorted plant area of equipment be large, the problem that human cost is high.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is the electrical connection synoptic diagram at the industry control center of coal heat decomposition stove of the present utility model.
Embodiment
The specific embodiment of the automatic control device of the continuous coal heat decomposition stove of a kind of thermal cycling of the utility model is mainly introduced in detail following.
First part enters stove coal proportioning and preparation
A kind of coal heat decomposition stove that the utility model is related can enter stove coal proportioning according to different, obtains the different coke of grade.
Following steps: 1) select 5 kinds of different coals, they are respectively bottle coal, rich coal, coking coal, 1/3rd coking coal, lean coal.2) bottle coal 20%～40% wherein; Rich coal 10%～20%; Coking coal 10%～20%; / 3rd coking coal 15%～30%; Lean coal 10%～15%, mix first the fragmentation of then sieving, until reaching, crushed particles is formed into the stove coal below the 5mm, certainly the utility model coal heat decomposition stove to other proportioning and granular size to enter the stove coal applicable equally, do not consist of the required restriction that enters the stove coal dust of the utility model coal heat decomposition stove, just by above entering stove coal proportioning and can reaching more than 40% the weakly caking coal amount of allocating into of lifting, reduce the coke that the cost that enters the stove coal can obtain again better quality simultaneously, had fine competitive power in market.
Second section enters the stove coal dewatering
Pit kiln in the market mostly adopts intermittent type coking, enters the stove coal charge and is wet coal, so power consumption has increased the cost of coking, enters dewatering of stove coal to what enter this coal heat decomposition stove in advance, plays energy-saving and cost-reducing effect.
As shown in Figure 1: 90 pairs at this routine industry control center with the induced draft fan 18 that enters stove coal dewatering device, enter stove coal transfer roller 17 and bucket elevator 11 electrical connections, thereby the induced draft fan 18 by entering stove coal dewatering device, enter the dehydration that stove coal transfer roller 17 and bucket elevator 11 controls enter the stove coal.
This example also includes stove coal electric controller 901, entering 901 pairs of stove coal electric controllers enters stove coal transfer roller 17, induced draft fan 18 and bucket elevator 11 and automatically controls respectively, enter stove coal electric controller 901 and link with upper industry control center 90 again, realize entering the automatization of stove coal dewatering.Certainly from electric control theory, enter stove coal transfer roller 17, induced draft fan 18 and bucket elevator 11 in this example and also can directly be subjected to 90 controls of industry control center, so set into the restriction that stove coal electric controller 901 does not consist of this routine protection domain herein.
Third part enters the stove coal and advances coal, preheating, adjusting, cooling
Entering the stove coal and generally can be down to normal temperature through temperature after carrying after the dehydration, particularly winter temperature is lower, temperature may be lower, but but wish during coking to enter stove coal temperature remain between 200 ℃ to 300 ℃ more suitable, so need to before entering the coking chamber of coal heat decomposition stove, carry out preheating to entering the stove coal.
First segment enters the stove coal and advances coal
As shown in Figure 1, this example also comprises into device for coal electric controller 902, advances that 902 pairs of coal electric controllers enter stove cuttings conveyer 21 and blanking control valve 24 is controlled, thereby control enters the coal that advances of stove coal.Advancing device for coal electric controller 902 links with upper industry control center 90 again; certainly from electric control theory; enter stove cuttings conveyer 21 and blanking control valve 24 in this example and also can directly be subjected to industry control center 90 control, do not consist of restriction to this routine protection domain so arrange device for coal electric controller 902 herein.
Second section enters the preheating of stove coal
As shown in Figure 1, this example also includes monitoring preheating chamber thermometer 3942, the exhaust air chamber thermometer 3915 of stove coal primary heater unit, preheating temperature monitor 903 is used for the temperature data of monitoring preheating chamber thermometer 3942 and exhaust air chamber thermometer 3915, adjusts in order to feed the preheating temperature of stove coal.Preheating temperature monitor 903 links with upper industry control center 90 again; certainly from electric control theory; preheating chamber thermometer 3942 and exhaust air chamber thermometer 3915 also can directly be subjected to industry control center 90 monitoring in this example, do not consist of restriction to this routine protection domain so preheating temperature monitor 903 is set herein.
The stove coal that enters after the 3rd joint preheating is regulated
As shown in Figure 1: this example also includes the stove coal and regulates the coal bunker that electric controller 904 is used for gathering stove coal surge bunker; lower level gage 32; 33 material level signal; the temperature signal of coal pocket thermometer 34; realize automatically control with the switching to coal pocket baiting valve 36; entering stove coal adjusting electric controller 904 links with upper industry control center 90 again; certainly from electric control theory; gather on the coal bunker in this example; lower level gage 32; 33 material level signal; the temperature signal of coal pocket thermometer 34 is gathered by also can directly at industry control center 90; coal pocket baiting valve 36 opens and closes and directly is subjected to 90 controls of industry control center, regulates electric controller 904 and does not consist of restriction to this routine protection domain so set into the stove coal herein.
This example enters stove coal control method:
1, the stove coal that enters after the preheating is injected coal pocket and stores away in advance first, when needs to coking chamber in during coal, industry control center 90 is opened coal pocket baiting valves 36 and enter the stove coal in coking chamber;
2, when needs stop coal to coking chamber, coal pocket baiting valve 36 is closed at industry control center 90, stops to add the stove coal in coking chamber;
3, detect coal in the coal pocket 31 when not enough when level gage under the coal bunker 33, blanking control valve 24 is opened at industry control center 90, give coal in the coal pocket, when the coal that level gage on the coal bunker 32 detects in the coal pocket is filled it up with, blanking control valve 24 is closed at industry control center 90, stop to the coal pocket coal, play the stove coal that enters that enters coking chamber is regulated.
The stove coal that enters that the 4th joint advances before the coking chamber cools off
Coal pocket blanking road is when annotating coal to the coking chamber of coal heat decomposition stove, because there is the raw gas that produces in a large amount of pyrolysis of coal processes in the coking chamber top, the higher meeting of raw gas temperature is carried out thermal conduction to coal pocket blanking road body and body of heater, cause the stove coal in coal pocket blanking road, to lump easily, obstruction is annotated coal in coking chamber, thereby need to cool off entering the stove coal.
The 4th part enters stove pyrolysis of coal (charing heating, burnt upgrading, dry coke quenching)
First segment enters stove pyrolysis of coal charing heating
As shown in Figure 1: the chamber temperature table 6203 of the heating unit that burns outward links with industry control center 90, automatically gathers the temperature data of chamber temperature table 6203 by industry control center 90, in order to pyrolysis of coal heating temperature is adjusted.
As shown in Figure 1; this example comprises that also gas reversing system controller 906 is used for the rotation reversing motor 663 of the gas reversing system of external burning heater; air blower 664; gas fan 665; exhaust gas fan 666 controls; thereby the pyrolysis of coal heating is adjusted and controlled; reversing system electric controller 906 links with upper industry control center 90 again; certainly from electric control theory; rotation reversing motor 663 in this example; air blower 664; gas fan 665; exhaust gas fan 666 also can directly be subjected to 90 controls of industry control center, so the restriction that gas reversing system controller 906 does not consist of this routine protection domain is set herein.
The burnt upgrading of second section
As shown in Figure 1: industry control center 90 and burnt upgrading thermometer 6012 electrical connections, the burnt upgrading temperature signal of the upgrading thermometer 6012 of automatically focusing is monitored, with but STRENGTH ON COKE upgrading process adjust and assess.
The method that this burnt modifying apparatus carries out upgrading is: outside body of heater exterior wall by heat insulating refractory material is incubated, inside then enters the hole with the high temperature combustible exhaust gas from combustible exhaust gas and enters main internal-quirk bottom, in the secondary internal-quirk of hypomere, utilize the waste heat of high temperature combustible exhaust gas itself that insulation institute's heat requirement and temperature are provided, the high temperature combustible exhaust gas temperature that has particularly just entered just is fit to burnt upgrading between 1000 ℃～1100 ℃, make coke in burnt upgrading chamber, retain certain hour, fully contact between the coke briquette grain, carry out each other heat transmission, reach evenly purpose of coke button size.
The 3rd joint quirk bow
Because quirk partition wall, the center ringwall of ringwall and internal combustion heating unit all are arranged in the furnace chamber in the coking chamber, needing quirk is that it provides support, and the laying of various pipelines is provided for again simultaneously the internal combustion heating unit.
The 4th joint dry coke quenching
Higher through the coke temperature behind the upgrading, generally all at 1000 ℃～1100 ℃, need to cool off to make things convenient for to high temperature coke and carry and storage, the dried device that puts out need to be arranged.
As shown in Figure 1, driedly put out quenching thermometer 712, the quenching exhaust gas fan 75 of device and discharge of the coke valve 70 and 90 electrical connections of industry control center, 90 pairs of quenching exhaust gas fans in industry control center 75 and the valve 70 that discharges of the coke are controlled automatically, monitor by 712 pairs of quenching temperature of quenching thermometer, thereby do dried put out and the process of the discharging of the coke is assessed.Quenching thermometer 712, quenching exhaust gas fan 75 and the valve 70 that discharges of the coke put out Setup Controller 907 and 90 electrical connections of industry control center by dried, and certainly from electric control theory, the dried Setup Controller 907 that puts out does not consist of restriction to this routine protection domain in this example.
The 5th joint continuous coking apapratus
Comprehensively above-mentioned, a large advantage of this coal heat decomposition stove is the energy Continuous coking, replaces traditional coking at intermittence or native nest coking, compares traditional coal-coking process, has incomparable advantage.
The Continuous coking method of this routine continuous coking apapratus is:
(1), enters in the coking chamber that the stove coal enters the pyrolysis of coal carbonizing apparatus to be heated the generation pyrolysis;
(2), pyrolysis is finished enters the stove coal and directly drops into burnt modifying apparatus and carry out burnt upgrading;
(3), the coke that directly drops in the dry coke quenching auxiliary after using low temperature waste gas after the burning that upgrading is finished carries out the dried cooling of putting out, and produces simultaneously the high-temperature combustible gas body;
(4), discharge from the bottom opening of the low temperature coke quencher of dry coke quenching auxiliary at last.
The characteristics of this routine Continuous coking are, with pyrolysis of coal charing, upgrading, the dried process integration that puts out in the hot body of heater of same coal, so that charing, upgrading, dried putting out are able to continuous realization, it is low to have overcome the discontinuous production efficiency of existing intermittent type coking technology technique, how required the assorted plant area of equipment be large, the problem that human cost is high.
The comprehensive cyclic utilization of the 5th part, pyrolysis of coal gas
Chapter 1, the reclaiming clean utilization of raw gas (derivation, condensation, change product)
First segment raw gas take-up gear
The raw gas that produces in the pyrolysis of coal process contains a lot of useful compositions, such as H
2S, HCH etc. sour gas, NH
3The organism such as alkaline gas, tar class, benzene class, naphthalene class, washing oil class need to be derived in order to utilize raw gas.
As shown in Figure 1, the raw gas temperature table 812 of raw gas take-up gear and 90 electrical connections of industry control center, industry control center 90 is by temperature in the raw gas temperature table 812 monitoring raw gas concentration chamber 81, in order to the pyrolysis of coal process is made assessment and adjustment.
Second section raw gas condensing works
Higher from raw gas export mouth discharge raw gas temperature, changing antenatal the conveying for the ease of the high temperature raw gas, need to use raw gas condensation dress the high temperature raw gas is cooled off.
As shown in Figure 1; the regulating wheel 862 of raw gas condensing works and 90 electrical connections of industry control center; control the derivation speed of raw gas and derive pressure by the regulating wheel 862 of raw gas condensing works; play on one degree pyrolysis of coal charing process is controlled; in addition; the raw gas temperature table 812 of raw gas take-up gear also can be derived condensation product Setup Controller 908 and industry control center 90 by raw gas with the regulating wheel 862 of raw gas condensing works; certainly from electric control theory, raw gas is derived the restriction that condensation product Setup Controller 908 does not consist of this routine protection domain in this example.
The reclaiming clean of the 3rd joint raw gas
Raw gas after ammoniacal liquor sprays is transported to gas-liquid separation device together with the mixed solution of coal tar and ammoniacal liquor through effuser and carries out gas-liquid separation, contain multiple useful organic component such as carbolic oil, naphtalene oil, washing oil, carbolineum etc. in the mixed solution after the gas-liquid separation and be used for other auxiliary product of industry refinement, coal gas after the gas-liquid separation is after the air cooling cooling, become purified gas after the dry back receiving apparatus purifies recovery, purified gas can store for burning.
Chapter 2, the recycle behind the raw gas reclaiming clean (burning, driedly put out, burnt upgrading, again burn, enter the preheating of stove coal, enter the stove coal dewatering, the tonifying Qi air heating)
The first segment raw gas purifies the purified gas burning after reclaiming
Raw gas is through after purify reclaiming, and the part purified gas is transported to combustion heater in the outer combustion gas heating unit and the combustion heater in the internal combustion heating unit burns, and provides thermal source to pyrolysis of coal.
Dried the putting out of waste gas after the burning of second section purified gas
Outside cmpletely burning in the combustion heater in the gas-operated thermal bath facility and the combustion heater in the internal combustion heating unit of purified gas, utilizing not cmpletely, combustion exhaust carries out the dried cooling of putting out to high temperature coke, generation water-gas can react when the moisture content in the combustion exhaust does not contact with high temperature coke cmpletely, take away again simultaneously remaining volatile combustible gases behind the high temperature coke upgrading, the final high-temp waste gas that contains the inflammable gas composition that forms.
The burnt upgrading of high temperature combustible exhaust gas after dried the putting out of the 3rd joint
High temperature combustible exhaust gas temperature after dried the putting out can reach 1000 ℃～1100 ℃, and burnt upgrading just in time need to be incubated upgrading at this temperature section.
Again tonifying Qi burning of high temperature combustible exhaust gas after dried the putting out of the 4th joint.
The high temperature combustible exhaust gas is externally acting in STRENGTH ON COKE upgrading process, temperature can reduce, can drop to 900 ℃～1000 ℃, and the pyrolysis of coal charing is temperature required higher in the coking chamber, on average all at 1400 ℃～1500 ℃, so air carries out combustion heating to fill into for the first time for the high temperature combustible exhaust gas, because the coking chamber height is higher, and combustiblecomponents exists a certain amount of in the high temperature combustible exhaust gas, so need to increase at internal combustion heating unit middle part the 3rd combustion heater is arranged, the 4th combustion heater is to replenish the required heat of pyrolysis of coal, carry out again filling into the second time at last air on internal combustion heating unit top and carry out again abundant combustion heating by the high temperature combustible exhaust gas, both having reached to pyrolysis of coal provides outside the thermal source acting, can allow again the high temperature combustible exhaust gas fully burn, reduce the pollution to atmospheric environment.
Hot waste gas after the 5th joint tonifying Qi burning enters the preheating of stove coal
Waste gas after the quenching waste gas heater burning of internal combustion heating unit is discharged in the exhaust air chamber, carries out preheating by the coal primary heater unit to entering the stove coal again.
The 6th joint afterburning air heating
Being transported to tubular heat exchanger through the waste gas after the preheating of coal preheater heats entering quenching waste gas heater Air, do not need extra thermal source to air heating, need not increase additional cost, both played the waste heat through the hot waste gas after the preheating of coal preheater had further been utilized, can give in the quenching waste gas heater again and fill into warm air, make that the high temperature combustible exhaust gas fully burns in the quenching waste gas heater.
The 7th joint enters the stove coal dewatering
The hot waste gas process is to after the afterburning air heating, and temperature decreases, and generally can drop to below 800 ℃, and for the relatively high hot waste gas of such temperature, a part can be used for to entering the stove coal dewatering.
The 8th joint saturated active coke regeneration heating
The hot waste gas process is to after the afterburning air heating, and temperature decreases, and generally can drop to below 800 ℃, and for the relatively high hot waste gas of such temperature, another part can be used for to saturated active coke regeneration heating.
The 6th part: pyrolysis of coal automatic control device
Comprehensively above-mentioned, the continuous pyrolysis of coal automatic control device of a kind of thermal cycling and control method comprise that industry control center and above introduction connect thermometer and electrical equipment with the industry control center, repeat no more here.
The continuous pyrolysis of coal automation control method of a kind of thermal cycling, performing step is:
(1) thereby, the induced draft fan 18 of industry control center 90 by entering stove coal dewatering device, enter the dehydration that stove coal transfer roller 17 and bucket elevator 11 controls enter the stove coal;
(2), industry control center 90 is by entering stove cuttings conveyer 21 and blanking control valve 24 is controlled, thereby control enters the coal that advances of stove coal;
(3), industry control center 90 is by to the monitoring preheating chamber thermometer 3942 that enters stove coal primary heater unit, the temperature data of exhaust air chamber thermometer 3915, adjust in order to feed the preheating temperature of stove coal;
(4), the temperature signal of the coal bunker upper and lower material level meter 32 of industry control center 90 by gathering stove coal surge bunker, 33 material level signal, coal pocket the thermometer 34 and switching of coal pocket baiting valve 36 realized automatically control, thereby to entering in the coal pocket and the furnace coal weight of coking chamber is regulated and temperature monitoring;
(5) industry control center 90 is controlled by rotation reversing motor 663, air blower 664, gas fan 665, the exhaust gas fan 666 of the gas reversing system of external burning heater, thereby the pyrolysis of coal heating is adjusted and controlled;
(6), industry control center 90 is by putting out quenching thermometer 712, the quenching exhaust gas fan 75 of device and discharge of the coke valve 70 controls dried, monitor and to the control of quenching exhaust gas fan 75 by 712 pairs of quenching temperature of quenching thermometer, thereby the dried process of putting out is assessed;
(7), industry control center 90 is by temperature in the raw gas temperature table 812 monitoring raw gas concentration chamber 81, in order to the pyrolysis of coal process is made assessment and adjustment, industry control center 90 is played on one degree pyrolysis of coal charing process is controlled by derivation speed and the derivation pressure of the regulating wheel 862 control raw gas of raw gas condensing works;
(8), the industry control center is after step is made comprehensive assessment more than 90 pairs, industry control center 90 is made and whether is opened the valve 70 that discharges of the coke and carry out coke discharging and determine.
Preferential, described (4) step enter stove coal control method, be:
1, the stove coal that enters after the preheating is injected coal pocket and stores away in advance first, when needs to coking chamber in during coal, industry control center 90 is opened coal pocket baiting valves 36 and enter the stove coal in coking chamber;
2, when needs stop coal to coking chamber, coal pocket baiting valve 36 is closed at industry control center 90, stops to add the stove coal in coking chamber;
3, detect coal in the coal pocket 31 when not enough when level gage under the coal bunker 33, blanking control valve 24 is opened at industry control center 90, give coal in the coal pocket, when the coal that level gage on the coal bunker 32 detects in the coal pocket is filled it up with, blanking control valve 24 is closed at industry control center 90, stop to the coal pocket coal, play the stove coal that enters that enters coking chamber is regulated.
Further, described industry control center 90 by enter stove coal electric controller 901 with the induced draft fan 18 that enters stove coal dewatering device, enter stove coal transfer roller 17 and bucket elevator 11 electrical connections, thereby to the induced draft fan 18 that enters stove coal dewatering device, enter the dehydration that stove coal transfer roller 17 and bucket elevator 11 controls enter the stove coal; Described industry control center 90 is by advancing 902 pairs of coal electric controllers and enter stove cuttings conveyer 21 and blanking control valve 24 is controlled, thereby control enters the coal that advances of stove coal; Described industry control center 90 adjusts in order to feed the preheating temperature of stove coal by the temperature data of preheating temperature monitor 903 monitoring preheating chamber thermometers 3942 and exhaust air chamber thermometer 3915; Described industry control center 90 is regulated the temperature signal of the upper and lower material level meter 32 of coal bunker that electric controller 904 gathers stove coal surge bunker, 33 material level signal, coal pocket thermometer 34 and the switching of coal pocket baiting valve 36 is realized automatically control by the stove coal; 907 pairs of quenching exhaust gas fans of Setup Controller 75 are put out and the valve 70 that discharges of the coke is automatically controlled with 712 pairs of quenching temperature of quenching thermometer and monitored by dried in described industry control center 90, thereby do dried put out and the process of the discharging of the coke is assessed; Derivation speed and the derivation pressure of the regulating wheel 862 control raw gas of 908 pairs of raw gas condensing workss of condensation product Setup Controller is derived at described industry control center 90 by raw gas, by temperature in the raw gas temperature table 812 monitoring raw gas concentration chamber 81, in order to the pyrolysis of coal process is made assessment and adjustment.
By increasing above corresponding controller, be convenient to optimize the electrical connection circuit, be convenient to usual the maintenance and maintenance.
The 7th part: thermal cycling continuous and automatic coal heat decomposition stove
Comprehensively above-mentioned, advance coal, preheating, coal, cooling, charing, burnt upgrading by entering the stove coal, driedly put out, the independent process such as raw gas derivation conspires to create the high complete coke making process of a cover continuous and automatic degree.
Claims (2)
1. the automatic control device of the continuous coal heat decomposition stove of thermal cycling is characterized in that: the automatic control device of the continuous coal heat decomposition stove of a kind of thermal cycling, comprise the industry control center, and described industry control center and induced draft fan, enter stove coal transfer roller, bucket elevator electrical connection; Described industry control center with enter the stove cuttings conveyer and be connected with blanking control valve; Described industry control center links to each other with the exhaust air chamber thermometer with monitoring preheating chamber thermometer and is used for temperature monitoring; The upper and lower material level meter of described industry control center and coal bunker, coal pocket thermometer, coal pocket baiting valve are electrically connected; Described industry control center and the electrical connection of raw gas temperature table; Described industry control center and the electrical connection of chamber temperature table; The rotation reversing motor of described industry control center and gas reversing system,, the electrical connection of gas fan, exhaust gas fan; Described industry control center and the electrical connection of burnt upgrading thermometer; Described industry control center and quenching thermometer, quenching exhaust gas fan and the valve that discharges of the coke electrical connection; Described industry control center and the electrical connection of raw gas temperature table; Described industry control center and regulating wheel electrical connection.
2. the automatic control device of the continuous coal heat decomposition stove of a kind of thermal cycling according to claim 1 is characterized in that: described industry control center by enter stove coal electric controller with the induced draft fan that enters stove coal dewatering device, enter stove coal transfer roller and bucket elevator electrical connection; Described industry control center is by advancing the coal electric controller and entering the electrical connection of stove cuttings conveyer and blanking control valve; Described industry control center is by preheating temperature monitor monitors preheating chamber thermometer and the electrical connection of exhaust air chamber thermometer; Electric controller and the material level signal that enters the upper and lower material level meter of coal bunker of stove coal surge bunker, the electrical connection of coal pocket thermometer are regulated by the stove coal in described industry control center; Described industry control center is put out Setup Controller and quenching exhaust gas fan and is discharged of the coke the valve electrical connection by dried; Described industry control center is derived condensation product Setup Controller and is electrically connected by the raw gas temperature table of raw gas take-up gear and the regulating wheel of raw gas condensing works by raw gas.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201220387137.3U CN202786118U (en) | 2012-08-06 | 2012-08-06 | Automatic control device of thermal cycling continuous coal pyrolysis furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201220387137.3U CN202786118U (en) | 2012-08-06 | 2012-08-06 | Automatic control device of thermal cycling continuous coal pyrolysis furnace |
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| CN201220387137.3U Withdrawn - After Issue CN202786118U (en) | 2012-08-06 | 2012-08-06 | Automatic control device of thermal cycling continuous coal pyrolysis furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102786965A (en) * | 2012-08-06 | 2012-11-21 | 山西鑫立能源科技有限公司 | Automatic control device for thermal cycle continuous coal pyrolyzing furnace |
| CN103215077A (en) * | 2013-04-10 | 2013-07-24 | 山西鑫立能源科技有限公司 | Control device of thermal cycle continuous coal gangue pyrolysis gasification comprehensive device |
-
2012
- 2012-08-06 CN CN201220387137.3U patent/CN202786118U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102786965A (en) * | 2012-08-06 | 2012-11-21 | 山西鑫立能源科技有限公司 | Automatic control device for thermal cycle continuous coal pyrolyzing furnace |
| CN103215077A (en) * | 2013-04-10 | 2013-07-24 | 山西鑫立能源科技有限公司 | Control device of thermal cycle continuous coal gangue pyrolysis gasification comprehensive device |
| CN103215077B (en) * | 2013-04-10 | 2015-07-01 | 山西鑫立能源科技有限公司 | Control device of thermal cycle continuous coal gangue pyrolysis gasification comprehensive device |
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