CN102269530A - Furnace temperature control method and furnace temperature control device - Google Patents
Furnace temperature control method and furnace temperature control device Download PDFInfo
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- CN102269530A CN102269530A CN2011102491911A CN201110249191A CN102269530A CN 102269530 A CN102269530 A CN 102269530A CN 2011102491911 A CN2011102491911 A CN 2011102491911A CN 201110249191 A CN201110249191 A CN 201110249191A CN 102269530 A CN102269530 A CN 102269530A
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- baker
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- oven drying
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Abstract
The embodiment of the invention discloses a furnace temperature control method and a furnace temperature control device which are used for automatically regulating and controlling the furnace temperature through a system and regulating and controlling in time according to the furnace temperature. The furnace temperature control method provided by the embodiment of the invention comprises the following steps: detecting the furnace temperature; comparing the detected furnace temperature with a preset target furnace temperature; and regulating and controlling the furnace temperature according to the comparison result.
Description
Technical field
The present invention relates to domain of control temperature, particularly a kind of method for controlling furnace temperature and Control for Kiln Temperature device.
Background technology
After the new stove completion, carry out baker to new stove, the quality quality of baker has determined the service life of stove.
Existing new stove baker adopts manually mode to regulate baker device natural gas size and controls furnace temperature, causes furnace temperature fluctuation big, influences the stove quality of new stove, even causes new stove casting material to damage the service life of reducing new stove.
Summary of the invention
The embodiment of the invention provides a kind of method for controlling furnace temperature and Control for Kiln Temperature device, in order to by system's auto-control oven drying temperature, in time regulates and control according to the variation of furnace temperature, improves the stove quality of new stove.
The method for controlling furnace temperature that the embodiment of the invention provides comprises: the temperature that detects baker; Oven drying temperature that is detected and the baker target temperature of presetting are compared; Regulate and control the temperature of baker according to result relatively.
The Control for Kiln Temperature device that the embodiment of the invention provides comprises: detecting unit is used to detect the temperature of baker; Comparing unit, the oven drying temperature and the predefined baker target temperature that are used for being detected compare; Regulate and control the unit, be used for regulating and control the temperature of baker according to result relatively.
As can be seen from the above technical solutions, the embodiment of the invention has the following advantages: the temperature that detects baker, the oven drying temperature and the predefined baker target temperature that are detected are compared, regulate and control the temperature of baker according to result relatively, by temperature control system auto-control oven drying temperature, can in time regulate and control, be easy to control furnace temperature, improve the service life of new stove according to the variation of furnace temperature.
Description of drawings
Fig. 1 is an embodiment schematic diagram of the method for controlling furnace temperature in the embodiment of the invention;
Fig. 2 is another embodiment schematic diagram of the method for controlling furnace temperature in the embodiment of the invention;
Fig. 3 is for respectively installing connection diagram in the Control for Kiln Temperature system in the embodiment of the invention;
Fig. 4 is an embodiment schematic diagram of the Control for Kiln Temperature device in the embodiment of the invention.
The specific embodiment
The embodiment of the invention provides a kind of method for controlling furnace temperature and Control for Kiln Temperature device, is used to realize the automatic control of baker furnace temperature.Describe in detail respectively below.
See also Fig. 1, the method for controlling furnace temperature that the embodiment of the invention provides comprises:
101, detect the temperature of baker;
In the embodiment of the invention, control the temperature of baker, at first will detect the Current Temperatures of baker.
102, oven drying temperature and the predefined baker target temperature that is detected compared;
According to the desired temperature of each period of baker of baker system defined, on attemperating unit, configure target temperature value in advance.
Detect the temperature of baker in the step 101, oven drying temperature and the predefined baker target temperature that is detected compared.
103, regulate and control the temperature of baker according to result relatively.
After the oven drying temperature that detected and predefined baker target temperature compared, according to result relatively the temperature of baker is regulated and control accordingly, that is, be higher than or be lower than the baker target temperature that presets, the temperature of baker is regulated and control accordingly according to the oven drying temperature that is detected.
In the embodiment of the invention, detect the temperature of baker, the oven drying temperature and the predefined baker target temperature that are detected are compared, regulate and control the temperature of baker according to result relatively, by temperature control system auto-control oven drying temperature, can in time regulate and control according to the variation of furnace temperature, be easy to control furnace temperature, realization is carried out standard compliant baking to new stove, improves the service life of new stove.
For ease of understanding, with another embodiment the method for controlling furnace temperature in the embodiment of the invention is described in detail below, see also Fig. 2, another embodiment of the method for controlling furnace temperature in the embodiment of the invention comprises:
201, detect the temperature of baker;
In the embodiment of the invention, the device that detects the temperature of baker can be electroheat pair, detects furnace temperature actual change situation by thermocouple.
202, oven drying temperature that is detected and the baker target temperature of presetting are compared;
According to the desired temperature of each period of baker of baker system defined, on attemperating unit, configure target temperature value in advance.This attemperating unit can be temp controlled meter, and the device that can have same temperature control function for other and temp controlled meter is not done concrete qualification herein yet.
Detect the temperature of baker in the step 201, oven drying temperature and the predefined baker target temperature that is detected compared.
203, regulate and control magnetic valve according to result relatively, be used for regulating the fuel gas flow of baker heating system.
In the present embodiment, electroheat pair is connected with attemperating unit by compensating wire, and this attemperating unit can be temp controlled meter.
For ease of understanding, see also Fig. 3, Fig. 3 respectively installs connection diagram for the embodiment of the invention, and arrow is the flow direction of fuel gas in pipeline among the figure.
Thermocouple 301 changes detected furnace temperature value into millivolt (MV) signal output, and temp controlled meter 302 receives the MV signal that thermocouples 301 send, and converts this MV signal to detected furnace temperature value, compares with the target temperature value of predefined baker.After temp controlled meter 302 compares computing according to comparative result, the open and close state of the fuel gas magnetic valve 303 in the output control signal control baker heating system, thereby regulate the flow size of fuel gas in the combustible gas pipeline, make Control for Kiln Temperature center on target value set and change, realize the automatic control of oven drying temperature.
Need to prove, in the fuel gas pipeline of furnace system, there are two kinds of pipelines, a kind of big fire pipeline 305 that can be described as, open the manually-operated gate 304 on the big fire pipeline 305, be mainly used in and add heat drying furnace, manually-operated gate 304 recording curve according to the oven drying temperature value when low-temperature zone can be done suitable adjustment; Another kind can be described as little fire tube road 306, opens the illumination fuel gas in the manually-operated gate 308 ignited flammable gas pipelines on the little fire tube road, and adjusts the firepower size, light little fire tube road 306 in fuel gas play the effect of ever-burning flame.
Wherein, manually-operated gate 304 and manually-operated gate 309 all can be ball valve, also can be the valve that other can control the fuel gas flow in the fuel gas pipeline, and particular type does not limit herein.
Regulation and control magnetic valve 303 is to regulate the fuel gas flow in the baker heating system, specifically can be, if the oven drying temperature that is detected is higher than predefined baker target temperature, then temp controlled meter 302 is exported shutdown signals, close magnetic valve 303, reduce the fuel gas flow in the baker heating system, make oven drying temperature descend; If the oven drying temperature that is detected is lower than predefined baker target temperature, then temp controlled meter 302 is exported start signal, and opens solenoid valve 303 increases the fuel gas flow in the baker heating system, makes oven drying temperature rise.
In the embodiment of the invention, with the furnace temperature value that detects, compare with the target temperature value of predefined baker, if the oven drying temperature that is detected is higher than predefined baker target temperature, then export shutdown signal to close magnetic valve, reduce the fuel gas flow in the baker heating system, make oven drying temperature descend; If the oven drying temperature that is detected is lower than predefined baker target temperature, then export start signal, with opens solenoid valve, increase the fuel gas flow in the baker heating system, make oven drying temperature rise, thus, can realize control furnace temperature automatically by the switching of control magnetic valve, make Control for Kiln Temperature center on target value set and change that the furnace temperature fluctuation scope is little, be easy to realize the temperature control process, and then improve stove quality.
Introduce the Control for Kiln Temperature device in the embodiment of the invention below, see also Fig. 4, an embodiment of the Control for Kiln Temperature device in the embodiment of the invention comprises:
Detecting unit 401 is used to detect the temperature of baker;
Comparing unit 402, the oven drying temperature and the predefined baker target temperature that are used for detecting unit 401 is detected compare;
Regulation and control unit 403, be used for regulating and control the temperature of baker according to comparing unit 402 result relatively, by regulate and control the mode of magnetic valve according to result relatively, fuel gas flow in the control baker heating system, if the oven drying temperature that is detected is higher than predefined baker target temperature, then close magnetic valve, in order to reduce the fuel gas flow in the baker heating system; If the oven drying temperature that detected is lower than predefined baker target temperature, opens solenoid valve then is in order to increase the fuel gas flow in the baker heating system.
In the embodiment of the invention, detecting unit 401 detects the temperature of baker, and the temperature value that detects sent to comparing unit 402, wherein, detecting unit 401 can be thermocouple, comparing unit 402 can be temp controlled meter, on comparing unit 402, in advance according to the desired temperature of each period of baker of baker system defined, configure the target temperature value of baker, comparing unit 402 compares oven drying temperature and the predefined baker target temperature that is detected, and magnetic valve is regulated and control according to result relatively in regulation and control unit 403, is used for regulating the fuel gas flow of baker heating system, regulation and control unit 403 also can be temp controlled meter, in the embodiment of the invention, comparing unit 402, regulation and control unit 403 can be integrated on the temp controlled meter, and temp controlled meter can be finished and relatively reach adjusting function.
Concrete, detecting unit 401 changes detected furnace temperature value the output of into millivolt (MV) signal, comparing unit 402 receives the MV signal that thermocouples 401 send, and converts this MV signal to detected furnace temperature value, compares with the target temperature value of predefined baker.After temperature conditioning unit 403 compares computing according to comparative result, the open and close state of the fuel gas magnetic valve in the output control signal control baker heating system, thereby regulate the flow size of fuel gas in the combustible gas pipeline, make Control for Kiln Temperature center on target value set and change, realize the automatic control of oven drying temperature.Specifically can be,, then regulate and control unit 403 output shutdown signals, close magnetic valve, reduce the fuel gas flow in the baker heating system, make oven drying temperature descend if the oven drying temperature that is detected is higher than predefined baker target temperature; If the oven drying temperature that is detected is lower than predefined baker target temperature, then regulate and control unit 403 output start signal, opens solenoid valve increases the fuel gas flow in the baker heating system, makes oven drying temperature rise.
In the embodiment of the invention, detecting unit 401 detects the furnace temperature value, comparing unit 402 is with the furnace temperature value that detects, compare with the target temperature value of predefined baker, after regulation and control unit 403 compares computing according to comparative result, the open and close state of the fuel gas magnetic valve in the output control signal control baker heating system, if the oven drying temperature that is detected is higher than predefined baker target temperature, then regulate and control unit 403 output shutdown signals, close magnetic valve, reduce the fuel gas flow in the baker heating system, make oven drying temperature descend; If the oven drying temperature that is detected is lower than predefined baker target temperature, then regulate and control unit 403 output start signal, opens solenoid valve, increase the fuel gas flow in the baker heating system, make oven drying temperature rise, thus, control furnace temperature is automatically realized by the switching of control magnetic valve in regulation and control unit 403.Control for Kiln Temperature apparatus structure in the embodiment of the invention is simple, easy to make, used temperature conditioning unit control magnetic valve technology maturation, therefore, stable and reliable for performance, and this Control for Kiln Temperature device and baker device can be connected and installed by flexible pipe, convenient disassembly, easy to operate.
It will be appreciated by those skilled in the art that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be a read-only storage, disk or CD etc.
More than a kind of method for controlling furnace temperature provided by the present invention and Control for Kiln Temperature device are described in detail, for those skilled in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. a method for controlling furnace temperature is characterized in that, comprising:
Detect the temperature of baker;
Oven drying temperature that is detected and the baker target temperature of presetting are compared;
Regulate and control the temperature of baker according to result relatively.
2. method according to claim 1 is characterized in that, the temperature that described result according to comparison regulates and control baker comprises:
Regulate and control magnetic valve according to result relatively, be used for regulating the fuel gas flow of baker heating system.
3. method according to claim 2 is characterized in that, described result according to relatively regulates and control magnetic valve, and the fuel gas flow that is used for regulating the baker heating system comprises:
If the oven drying temperature that is detected is higher than described predefined baker target temperature, then close magnetic valve, in order to reduce the fuel gas flow in the baker heating system;
If the oven drying temperature that detected is lower than described predefined baker target temperature, opens solenoid valve then is in order to increase the fuel gas flow in the baker heating system.
4. a Control for Kiln Temperature device is characterized in that, described device comprises:
Detecting unit is used to detect the temperature of baker;
Comparing unit, the oven drying temperature and the predefined baker target temperature that are used for detecting unit is detected compare;
Regulate and control the unit, be used for regulating and control the temperature of baker according to the result of comparing unit comparison.
5. device according to claim 4 is characterized in that,
Described regulation and control unit also is used for regulating and control magnetic valve according to result relatively, in order to the fuel gas flow in the control baker heating system.
6. device according to claim 5 is characterized in that,
Described regulation and control unit also is used for then closing magnetic valve if the oven drying temperature that is detected is higher than described predefined baker target temperature, in order to reduce the fuel gas flow in the baker heating system; If the oven drying temperature that detected is lower than described predefined baker target temperature, opens solenoid valve then is in order to increase the fuel gas flow in the baker heating system.
7. according to each described device of claim 4 to 6, it is characterized in that,
Described detecting unit comprises: thermocouple;
Described comparing unit and regulation and control unit comprise: temp controlled meter.
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| CN2011102491911A CN102269530A (en) | 2011-08-26 | 2011-08-26 | Furnace temperature control method and furnace temperature control device |
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| CN2011102491911A CN102269530A (en) | 2011-08-26 | 2011-08-26 | Furnace temperature control method and furnace temperature control device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767957A (en) * | 2012-07-31 | 2012-11-07 | 宝钢不锈钢有限公司 | Boiler drying temperature control module and its control method |
| CN102914141A (en) * | 2012-11-22 | 2013-02-06 | 昆山市大金机械设备厂 | Temperature control method of temperature-control-type baking oven |
| CN103017158A (en) * | 2012-12-28 | 2013-04-03 | 青岛安装建设股份有限公司 | Automatic control system of smoke oven |
| CN103278022A (en) * | 2013-06-13 | 2013-09-04 | 天津高德恒立科技有限公司 | Control method for heating furnace |
| CN104634111A (en) * | 2015-02-04 | 2015-05-20 | 北京七星华创电子股份有限公司 | Oven body device |
| CN105222140A (en) * | 2015-10-20 | 2016-01-06 | 浙江工商大学 | A kind of waste gas purification apparatus for high-temperature heating device and method |
| CN105486712A (en) * | 2015-11-25 | 2016-04-13 | 山东思达特测控设备有限公司 | Method for simulation of fire hazard heating process |
| CN108267014A (en) * | 2017-12-29 | 2018-07-10 | 广州泰行智能科技有限公司 | Control method, device, terminal device and the storage medium of silk-screen continuous tunnel furnace |
| CN108343971A (en) * | 2018-04-12 | 2018-07-31 | 阮红艺 | A kind of garbage disposal furnace |
| CN111306951A (en) * | 2019-10-24 | 2020-06-19 | 深圳市纳设智能装备有限公司 | Control method of multi-temperature-zone sliding rail tube furnace |
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| CN1532457A (en) * | 2003-03-25 | 2004-09-29 | 乐金电子(天津)电器有限公司 | Gas stove temperature controller and temperature control method with said device |
| CN2787657Y (en) * | 2004-09-13 | 2006-06-14 | 河南安彩高科股份有限公司 | Thermostatic control system for combustion-supporting wind of kinescope glass bulb furnace |
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| CN1030289A (en) * | 1987-05-26 | 1989-01-11 | 宇部兴产株式会社 | The method of control fluidized-bed combustion boiler |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767957A (en) * | 2012-07-31 | 2012-11-07 | 宝钢不锈钢有限公司 | Boiler drying temperature control module and its control method |
| CN102914141A (en) * | 2012-11-22 | 2013-02-06 | 昆山市大金机械设备厂 | Temperature control method of temperature-control-type baking oven |
| CN103017158A (en) * | 2012-12-28 | 2013-04-03 | 青岛安装建设股份有限公司 | Automatic control system of smoke oven |
| CN103017158B (en) * | 2012-12-28 | 2016-01-06 | 青岛安装建设股份有限公司 | Automatic control system of smoke oven |
| CN103278022A (en) * | 2013-06-13 | 2013-09-04 | 天津高德恒立科技有限公司 | Control method for heating furnace |
| CN104634111B (en) * | 2015-02-04 | 2016-11-23 | 北京七星华创电子股份有限公司 | A kind of oven body device |
| CN104634111A (en) * | 2015-02-04 | 2015-05-20 | 北京七星华创电子股份有限公司 | Oven body device |
| CN105222140A (en) * | 2015-10-20 | 2016-01-06 | 浙江工商大学 | A kind of waste gas purification apparatus for high-temperature heating device and method |
| CN105486712A (en) * | 2015-11-25 | 2016-04-13 | 山东思达特测控设备有限公司 | Method for simulation of fire hazard heating process |
| CN108267014A (en) * | 2017-12-29 | 2018-07-10 | 广州泰行智能科技有限公司 | Control method, device, terminal device and the storage medium of silk-screen continuous tunnel furnace |
| CN108343971A (en) * | 2018-04-12 | 2018-07-31 | 阮红艺 | A kind of garbage disposal furnace |
| CN111306951A (en) * | 2019-10-24 | 2020-06-19 | 深圳市纳设智能装备有限公司 | Control method of multi-temperature-zone sliding rail tube furnace |
| CN111306951B (en) * | 2019-10-24 | 2021-07-09 | 深圳市纳设智能装备有限公司 | Control method of multi-temperature-zone sliding rail tube furnace |
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Application publication date: 20111207 |