CN102455134A - Automatic temperature regulating system for constant temperature furnace - Google Patents
Automatic temperature regulating system for constant temperature furnace Download PDFInfo
- Publication number
- CN102455134A CN102455134A CN 201010510645 CN201010510645A CN102455134A CN 102455134 A CN102455134 A CN 102455134A CN 201010510645 CN201010510645 CN 201010510645 CN 201010510645 A CN201010510645 A CN 201010510645A CN 102455134 A CN102455134 A CN 102455134A
- Authority
- CN
- China
- Prior art keywords
- temperature
- controller
- heating
- regulating system
- constant temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses an automatic temperature regulating system for a constant temperature furnace. The automatic temperature regulating system comprises a temperature detection unit, a controller, a temperature display unit, a parameter setting unit, a theoretic heating temperature estimating module, a deviation comparing controller and a warning unit, wherein the controller is used for controlling a heating device of the constant temperature furnace according to the temperature information detected by the temperature detection unit; the deviation comprising controller is used for comparing and analyzing the temperature which is detected by the temperature detection unit in real time with the actual heating temperature calculated by the theoretic heating temperature estimating module; the warning unit is controlled by the controller; the temperature detection unit comprises a plurality of temperature sensors and mean solving modules, wherein the temperature sensors are arranged in the center and a plurality of positions on the inner side of the circumferential wall in the constant temperature furnace; and the mean solving modules are respectively connected with the temperature sensors. The automatic temperature regulating system has the advantages of reasonable design, good use effect and high intelligent degree and is easy and convenient to operate; the detected temperature can accurately reflect the actual temperature in the heating furnace in the current state; the heat treatment effect of processed workpieces can be effectively ensured; and the automatic temperature regulating system has remarkable economic and social benefits.
Description
Technical field
The present invention relates to a kind of furnace temp Adjustment System, especially relate to a kind of constant temperature oven and use the temperature automatic regulating system.
Background technology
In metallurgical and mechanical heat treatment industry; The smelting temperature of metal material, annealing and normalizing temperature, quenching and temperature etc. all have decisive influence for tissue, mechanical performance and the processing characteristics etc. of metal material, thereby the heating-up temperature of heating furnace must keep invariable.The fixed value list parameter automatic regulation system that the temperature automatic regulating system that existing heat-treatment furnace is used generally all is made up of temperature-sensing element, instruments on base and actuator; Because Technology for Heating Processing requires Control for Kiln Temperature on a stable numerical value, thereby what all adopt usually is the control scheme that regulated variable (being furnace temperature) is remained on a given numerical value.In the actual use; Because the fixed value list parameter automatic regulation system is a closed-loop control system; Thereby be to realize furnace temperature is remained on a given numerical value; Need temperature-sensing element to have higher temperature measurement accuracy, the temperature that while institute's employing temperature-sensing element is detected should be able to prepare to reflect the actual temperature in the heating furnace under the current state.But; The temperature detection mode that existing constant temperature oven all adopts a temperature-sensing element that arbitrary place temperature in the heating furnace is detected with the temperature automatic regulating system usually; In the actual process since heating furnace in the heating-up temperature skewness; Thereby accurately detect the actual temperature in the heating furnace under the current state, thereby influence the thermal effectiveness of product to be processed.
Summary of the invention
Technical problem to be solved by this invention is to above-mentioned deficiency of the prior art; Provide a kind of constant temperature oven to use the temperature automatic regulating system; It is reasonable in design, easy-to-connect, use is easy and simple to handle and result of use good, intelligent degree is high; Institute's detected temperatures can accurately reflect the actual temperature in the heating furnace under the current state, thereby can effectively guarantee the thermal effectiveness of workpiece.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of constant temperature oven is used the temperature automatic regulating system; The controller that comprises temperature detecting unit that the heating-up temperature in the constant temperature oven is detected in real time, the heater of said constant temperature oven is controlled according to temperature detecting unit institute detected temperatures information and the temperature display unit and the parameter set unit of joining with controller respectively; Said temperature detecting unit and controller join; Controller and heater join; It is characterized in that: also comprise according to the efficiency of heating surface of heater and tackle theoretical heating-up temperature estimation block that the theoretical heating-up temperature in the said constant temperature oven calculates synchronously mutually, temperature detecting unit real-time institute detected temperatures and theoretical heating-up temperature estimation block are calculated that the actual heating-up temperature under the current state that draws compares the deviation comparison controller of analysis and the Alarm Unit of being controlled by controller that said theoretical heating-up temperature estimation block, deviation comparison controller and Alarm Unit all join with controller; Said temperature detecting unit comprises a plurality of temperature sensors that are laid in center in the constant temperature oven and a plurality of positions, wall inboard all around and joins with a plurality of said temperature sensors respectively and the corresponding average of obtaining the average temperature value of a plurality of temperature sensor institute detected temperatures information is synchronously found the solution module that said average finds the solution module and controller joins.
Above-mentioned a kind of constant temperature oven is used the temperature automatic regulating system, it is characterized in that: said temperature sensor is a thermocouple.
Above-mentioned a kind of constant temperature oven is used the temperature automatic regulating system, it is characterized in that: said temperature display unit and parameter set unit are integrated into touching display screen.
Above-mentioned a kind of constant temperature oven is used the temperature automatic regulating system, it is characterized in that: also comprise the memory cell of joining with controller.
Above-mentioned a kind of constant temperature oven is used the temperature automatic regulating system, it is characterized in that: also comprise the clock circuit that joins with controller.
The present invention compared with prior art has the following advantages:
1, reasonable in design, cost is low and install to lay convenient.
2, the simple and easy-to-connect of circuit.
3, use simple to operate, intelligent degree height and display effect directly perceived, parameter adjustment is convenient.
4, result of use is good, temperature detecting precision is high and practical value is high; The present invention all is sent to average through the temperature information that the heating-up temperature of plurality of positions in the constant temperature oven is detected in real time and detected with a plurality of temperature sensors and finds the solution module; Find the solution the average temperature value (being actual heating-up temperature in the stove) that module solves a plurality of temperature sensor institute detected temperatures information through average, thereby institute's detected temperatures is more accurate; Simultaneously; The theoretical heating-up temperature that theoretical heating-up temperature estimation block is tackled in the said constant temperature oven according to the efficiency of heating surface of heater is mutually calculated; And through the deviation comparison controller to theoretical heating-up temperature estimation block calculate the theoretical heating-up temperature that draws therewith hourly value find the solution module and find the solution that actual heating-up temperature compares analysis in the stove that draws; And call the difference comparison module through controller deviate is carried out difference relatively; Judge whether deviate exceeds higher limit δ and control Alarm Unit and carry out alarm; Thereby the temperature that the present invention detected can be prepared the actual temperature in the heating furnace under the reflection current state, very good and its function admirable of thermal effectiveness of the workpiece that draws of handling.
5, widely applicable, popularizing application prospect is extensive, can effectively promote suitable extremely relevant other and need carry out in the control field of definite value control.
In sum; The present invention is reasonable in design, easy-to-connect, use is easy and simple to handle and result of use good, intelligent degree is high; Institute's detected temperatures can accurately reflect the actual temperature in the heating furnace under the current state; Thereby can effectively guarantee the thermal effectiveness of workpiece to have remarkable economic efficiency and social benefit.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present invention.
Description of reference numerals:
The 1-temperature detecting unit; The 1-1-temperature sensor; The 1-2-average is found the solution module;
The 2-controller; The 3-heater; The 4-temperature display unit;
The 5-parameter set unit; The theoretical heating-up temperature estimation block of 6-; 7-deviation comparison controller;
The 8-Alarm Unit; The 9-memory cell; The 10-clock circuit.
The specific embodiment
As shown in Figure 1; The controller 2 that the present invention includes temperature detecting unit 1 that the heating-up temperature in the constant temperature oven is detected in real time, the heater 3 of said constant temperature oven is controlled according to 1 detected temperatures information of temperature detecting unit and the temperature display unit 4 and the parameter set unit 5 of joining with controller 2 respectively; Said temperature detecting unit 1 joins with controller 2; Controller 2 joins with heater 3; Simultaneously; The present invention also comprise according to the efficiency of heating surface of heater 3 tackle theoretical heating-up temperature estimation block 6 that the theoretical heating-up temperature in the said constant temperature oven calculates synchronously mutually, actual heating-up temperature under the current state that temperature detecting unit 1 real-time institute's detected temperatures and 6 reckonings of theoretical heating-up temperature estimation block are drawn compares the deviation comparison controller 7 of analysis and the Alarm Unit of being controlled by controller 28, said theoretical heating-up temperature estimation block 6, deviation comparison controller 7 and Alarm Unit 8 all join with controller 2.Said temperature detecting unit 1 comprises a plurality of temperature sensor 1-1 that are laid in center in the constant temperature oven and a plurality of positions, wall inboard all around and joins with a plurality of said temperature sensor 1-1 respectively and the corresponding average of obtaining the average temperature value of a plurality of temperature sensor 1-1 institute detected temperatures information is synchronously found the solution module 1-2 that said average finds the solution module 1-2 and controller 2 joins.
In the present embodiment, said temperature sensor 1-1 is a thermocouple.Said temperature display unit 4 is integrated into touching display screen with parameter set unit 5.Simultaneously, the present invention also comprises the memory cell 9 and clock circuit 10 of joining with controller 2.
Before actual the use, earlier through in 5 pairs of theoretical heating-up temperatures of parameter set unit and the stove between the actual heating-up temperature higher limit δ of deviate set.In the actual use; The temperature information that the heating-up temperature of plurality of positions in the said constant temperature oven is detected in real time and detected through a plurality of temperature sensor 1-1 all is sent to average and finds the solution module 1-2; Find the solution the average temperature value (being actual heating-up temperature in the stove) that module 1-2 solves a plurality of temperature sensor 1-1 institute detected temperatures information through average, and average is found the solution module 1-2 actual heating-up temperature in the stove that solves is uploaded to controller 2 synchronously; Simultaneously; The theoretical heating-up temperature that theoretical heating-up temperature estimation block 6 is tackled in the said constant temperature oven according to the efficiency of heating surface of heater 3 is mutually calculated; And the theoretical heating-up temperature numerical value synchronous driving that reckoning is drawn is to deviation comparison controller 7; The theoretical heating-up temperature estimation block 6 of 7 pairs of deviation comparison controllers calculate the theoretical heating-up temperature that draws therewith hourly value find the solution module 1-2 and find the solution that actual heating-up temperature compares analysis in the stove that draws; And correspondence analysis deviate synchronous driving to the controller 2 that draws the deviate between the actual heating-up temperature in theoretical heating-up temperature and the stove and analysis is drawn; Controller 2 calls the difference comparison module deviate is carried out difference relatively: as deviate＞higher limit δ, then controller 2 control Alarm Units 8 send alarm; Otherwise, do not report to the police.To sum up, the present invention can accurately detect the heating-up temperature in the constant temperature oven, and easy to detect, and accuracy of detection is high.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalent structure that above embodiment did according to the present invention, all still belongs in the protection domain of technical scheme of the present invention.
Claims (5)
1. a constant temperature oven is used the temperature automatic regulating system; The controller (2) that comprises temperature detecting unit (1) that the heating-up temperature in the constant temperature oven is detected in real time, the heater (3) of said constant temperature oven is controlled according to temperature detecting unit (1) institute detected temperatures information and the temperature display unit (4) and the parameter set unit (5) of joining with controller (2) respectively; Said temperature detecting unit (1) joins with controller (2); Controller (2) joins with heater (3); It is characterized in that: also comprise according to the efficiency of heating surface of heater (3) tackle mutually theoretical heating-up temperature estimation block (6) that the theoretical heating-up temperature in the said constant temperature oven calculates synchronously, to temperature detecting unit (1) in real time institute's detected temperatures and theoretical heating-up temperature estimation block (6) the actual heating-up temperature under the current state that draws of calculating compare the deviation comparison controller (7) of analysis and the Alarm Unit of controlling by controller (2) (8), said theoretical heating-up temperature estimation block (6), deviation comparison controller (7) and Alarm Unit (8) all join with controller (2); Said temperature detecting unit (1) comprises a plurality of temperature sensors (1-1) that are laid in center in the constant temperature oven and inboard a plurality of positions of wall all around and joins with a plurality of said temperature sensors (1-1) respectively and the corresponding average of obtaining the average temperature value of a plurality of temperature sensors (1-1) institute detected temperatures information is synchronously found the solution module (1-2) that said average is found the solution module (1-2) and controller (2) joins.
2. use the temperature automatic regulating system according to the described a kind of constant temperature oven of claim 1, it is characterized in that: said temperature sensor (1-1) is a thermocouple.
3. use the temperature automatic regulating system according to claim 1 or 2 described a kind of constant temperature ovens, it is characterized in that: said temperature display unit (4) and parameter set unit (5) are integrated into touching display screen.
4. use the temperature automatic regulating system according to claim 1 or 2 described a kind of constant temperature ovens, it is characterized in that: also comprise the memory cell (9) of joining with controller (2).
5. use the temperature automatic regulating system according to claim 1 or 2 described a kind of constant temperature ovens, it is characterized in that: also comprise the clock circuit (10) that joins with controller (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010510645 CN102455134A (en) | 2010-10-19 | 2010-10-19 | Automatic temperature regulating system for constant temperature furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010510645 CN102455134A (en) | 2010-10-19 | 2010-10-19 | Automatic temperature regulating system for constant temperature furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102455134A true CN102455134A (en) | 2012-05-16 |
Family
ID=46038571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010510645 Pending CN102455134A (en) | 2010-10-19 | 2010-10-19 | Automatic temperature regulating system for constant temperature furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102455134A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243214A (en) * | 2013-05-07 | 2013-08-14 | 韶关市第二高级技工学校实习工厂 | Heat treatment control system and control method thereof |
| CN107885249A (en) * | 2017-11-10 | 2018-04-06 | 徐州华瑞机械锻造有限公司 | A kind of furnace temperature control method |
| CN108413770A (en) * | 2018-02-08 | 2018-08-17 | 北京航空航天大学 | A kind of vacuum induction melting process temperature real-tune TT ＆ C calibration system and method |
| CN108415485A (en) * | 2018-02-09 | 2018-08-17 | 青岛航大新材料技术有限公司 | A kind of metal bath temperature real-tune TT ＆ C adjusting apparatus and method |
| CN111271981A (en) * | 2020-01-19 | 2020-06-12 | 武汉爱迪科技股份有限公司 | Metallurgical furnace temperature monitoring method and monitoring system |
| CN112595130A (en) * | 2020-12-14 | 2021-04-02 | 湖南顶立科技有限公司 | Furnace body temperature uniformity control method and system |
-
2010
- 2010-10-19 CN CN 201010510645 patent/CN102455134A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243214A (en) * | 2013-05-07 | 2013-08-14 | 韶关市第二高级技工学校实习工厂 | Heat treatment control system and control method thereof |
| CN107885249A (en) * | 2017-11-10 | 2018-04-06 | 徐州华瑞机械锻造有限公司 | A kind of furnace temperature control method |
| CN108413770A (en) * | 2018-02-08 | 2018-08-17 | 北京航空航天大学 | A kind of vacuum induction melting process temperature real-tune TT ＆ C calibration system and method |
| CN108413770B (en) * | 2018-02-08 | 2019-07-23 | 北京航空航天大学 | A kind of vacuum induction melting process temperature real-tune TT & C calibration system and method |
| CN108415485A (en) * | 2018-02-09 | 2018-08-17 | 青岛航大新材料技术有限公司 | A kind of metal bath temperature real-tune TT ＆ C adjusting apparatus and method |
| CN108415485B (en) * | 2018-02-09 | 2019-09-13 | 青岛航大新材料技术有限公司 | A kind of metal bath temperature real-tune TT & C adjustment device and method |
| CN111271981A (en) * | 2020-01-19 | 2020-06-12 | 武汉爱迪科技股份有限公司 | Metallurgical furnace temperature monitoring method and monitoring system |
| CN111271981B (en) * | 2020-01-19 | 2021-06-29 | 武汉爱迪科技股份有限公司 | Metallurgical furnace temperature monitoring method and monitoring system |
| CN112595130A (en) * | 2020-12-14 | 2021-04-02 | 湖南顶立科技有限公司 | Furnace body temperature uniformity control method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102455134A (en) | Automatic temperature regulating system for constant temperature furnace | |
| CN106196480B (en) | Defrosting control method and device | |
| CN201876150U (en) | Automatic temperature regulating system for constant temperature furnace | |
| CN103464232B (en) | For detecting the constant temperature water bath apparatus of asphalt quality | |
| CN203586483U (en) | Domestic intelligent temperature control system based on Internet of Things | |
| CN102876880A (en) | Heating control method of vertical galvanization annealing furnace | |
| CN104697668A (en) | Temperature measuring device and temperature measuring method | |
| EP3553409A1 (en) | Storage-type hot water supply device | |
| CN104421999B (en) | A kind of accumulation of heat heating system temperature control method and device | |
| CN103279146B (en) | Method and system for temperature rise based on PID control | |
| EP3039502B1 (en) | Method for temperature control | |
| KR100791199B1 (en) | Distance Estimating Apparatus, Abnormal Detecting Apparatus, Temperature Regulator and Heat Treatment Apparatus | |
| CN102607076A (en) | Accurate temperature measuring device and method for induction cooker | |
| CN105441665B (en) | Heat-treatment furnace zero-time holding control method and its system | |
| CN103146908A (en) | Temperature control system of thermal treatment furnace based on automatic recognition of control curve | |
| CN107861538B (en) | Temperature control method of constant-temperature metal bath | |
| CN116149398B (en) | Temperature controller accurate control system and method based on data feedback | |
| CN108241393A (en) | Control system, control method and the household electrical appliance of radio temperature sensor | |
| CN102799168A (en) | Non-contact heating temperature controller performance testing device | |
| CN204115023U (en) | The electromagnetic oven structure of accurate temperature measurement can be realized | |
| TWI697749B (en) | heating equipment | |
| JP6371612B2 (en) | PID controller and data collection method | |
| CN104772537A (en) | Online temperature controlling system and method for electrolyte in electrochemical machining | |
| CN207231670U (en) | A kind of detection device for sensor | |
| CN103512199A (en) | Intelligent temperature control system of heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120516 |