CN106595297A - Energy-saving method for successive heating and successive stopping of heating in tunnel furnace - Google Patents
Energy-saving method for successive heating and successive stopping of heating in tunnel furnace Download PDFInfo
- Publication number
- CN106595297A CN106595297A CN201611166624.6A CN201611166624A CN106595297A CN 106595297 A CN106595297 A CN 106595297A CN 201611166624 A CN201611166624 A CN 201611166624A CN 106595297 A CN106595297 A CN 106595297A
- Authority
- CN
- China
- Prior art keywords
- heating
- tunnel furnace
- heating region
- workpiece
- continuous tunnel
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
- F27B9/062—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated electrically heated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/40—Arrangements of controlling or monitoring devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
- F27B2009/122—Preheating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Tunnel Furnaces (AREA)
Abstract
The invention relates to an energy-saving method for successive heating and successive stopping of heating in a tunnel furnace. The method comprises the following steps: setting a plurality of heating areas in the tunnel furnace along the length direction; starting the tunnel furnace, controlling a heating area near workpieces to preheat in advance before the workpieces enter the heating areas successively, and taking the heating area as an advanced preheating area; enabling the temperature of the advanced preheating area to reach set temperature when the workpieces enter the corresponding advanced preheating area; proceeding in this way to achieve successive heating till all the heating areas operate normally; after production tasks are completed or production needs to be stopped, controlling the heating area near the workpieces to delay stopping heating after the workpieces leave the heating areas successively, and taking the heating area as an accompanying heat preservation area; enabling the accompanying heat preservation area to stop heating when the workpieces go away from the corresponding accompanying heat preservation area; and proceeding in this way to achieve successive stopping of heating till all the heating areas finish operating. Through the method, the energy can be reasonably used; the heating time is shortened; the energy consumption is reduced.
Description
Technical field
The present invention relates to continuous tunnel furnace field of energy-saving technology, and in particular to a kind of continuous tunnel furnace heated in sequence, order stop heating
Power-economizing method.
Background technology
At present, there is various, length tunnel type heat-treatment furnace not etc. on market（Abbreviation continuous tunnel furnace）.The length of continuous tunnel furnace
Degree relative to common heat treatment furnace superintendent, generally up to 20～30 meters；Wherein, some continuous tunnel furnaces for being up to more than 25 meters are particularly,
Its heat treatment time needs more than six hours.Routinely design：Continuous tunnel furnace must total length heating when starting；Stopping feed intake after or
When needing to stop, heater must could stop after the completion of all heat treatment of workpieces.
Due to whole piece continuous tunnel furnace the job initiation stage will electrified regulation, and workpiece to be heated just enters continuous tunnel furnace
Front section, therefore only the front portion of continuous tunnel furnace be heat energy effectively utilizes part, and in, rear portion too early enter heated condition,
Cause 80～90% or so the invalid utilization of the energy, cause energy waste.For this purpose, heating means of the present invention to existing tunnel stove
Design is improved, it is big to solve the problems, such as continuous tunnel furnace length heat time heating time, power consumption.
The content of the invention
For the defect that above-mentioned prior art is present, it is suitable that the technical problem to be solved is to provide a kind of continuous tunnel furnace
Sequence heating, order stop heating energy-saving method, and it can rationally utilize energy, shorten heat time heating time and reduce energy loss.
To solve above-mentioned technical problem, the technical scheme is that：A kind of continuous tunnel furnace heated in sequence, order stop heating
Power-economizing method, comprises the following steps：
S1, the heating region in continuous tunnel furnace, setting up at least three autonomous workings along its length；
S2, startup continuous tunnel furnace, before workpiece sequentially enters each heating region, at least one heating region of the control near workpiece
Preheat in advance, using as preheated zone in advance；And when making workpiece reach accordingly preheated zone in advance, should reach preheated zone in advance
To design temperature；The rest may be inferred, realizes heated in sequence, until all of heating region whole normal work；
S3, complete production task after or when needing to stop production, after workpiece leaves each heating region successively, control is near work
One heating region time delay of part stops heating, using as with soak zones；And make workpiece away from corresponding with heat preservation zone
During domain, this stops heating with soak zones；The rest may be inferred, and realization order stops heating, until all of heating region whole
Power cut-off.
In further preferred version, the heating region quantity that step S1 is set up is 5～15.
In further preferred version, step S2 can be controlled near workpiece at least in advance by electric control system
One heating region is preheated in advance.
In further preferred version, that step S3 can be by electric control system control near workpiece heats
Region time delay stops heating.
Compared with prior art, the invention has the advantages that：
（1）The present invention is simultaneously heated without the need for total length when starting continuous tunnel furnace, simply before workpiece enters each heating region, in advance one
Section heating region enters heated condition to implement preheating, and when workpiece reaches corresponding heating region, the heating region is just setting temperature
Degree heating, this in good time mode of heating just to use shorten the heat time heating time of continuous tunnel furnace and reduce the power consumption of continuous tunnel furnace,
Have the advantages that energy-saving.
（2）The present invention just need not can stop after the completion of all heat treatment of workpieces after stopping feeding intake or when needing to stop
Only the heating system of continuous tunnel furnace, simply after workpiece leaves each heating region, then stays one section of heating region time delay to stop heating
To implement insulation, when workpiece is gradually distance from corresponding heating region, the heating region just stops heating completely, this just to arrive use
In good time stopping mode of heating further shorten and the heat time heating time of continuous tunnel furnace and reduce the power consumption of continuous tunnel furnace, drop with energy-conservation
The advantage of consumption.
Specific embodiment
In order to allow the features described above and advantage of the present invention to become apparent, below especially exemplified by embodiment, it is described in detail below.
Table 1 is refer to, a kind of continuous tunnel furnace heated in sequence, order stop heating energy-saving method, comprise the following steps：
S1, the heating region in continuous tunnel furnace, setting up at least three autonomous workings along its length, i.e. each heating region point
The heater of autonomous working, such as electrothermal tube are not provided with；
S2, startup continuous tunnel furnace, before workpiece sequentially enters each heating region, at least one heating region of the control near workpiece
Preheat in advance, using as preheated zone in advance；And when making workpiece reach accordingly preheated zone in advance, should reach preheated zone in advance
To design temperature；The rest may be inferred, realizes heated in sequence, until all of heating region whole normal work；
S3, complete production task after or when needing to stop production, after workpiece leaves each heating region successively, control is near work
One heating region time delay of part stops heating, using as with soak zones；And make workpiece away from corresponding with heat preservation zone
During domain, this stops heating with soak zones；The rest may be inferred, and realization order stops heating, until all of heating region whole
Power cut-off.
In embodiments of the present invention, 10 continuous heating regions can be set up in long 22 meters continuous tunnel furnace, respectively
First to the tenth heating region, realizes that continuous tunnel furnace striping order is heated, reaches preferable energy-saving effect；Wherein, each heating region
Equal length be preferred, with facilitate make and control continuous tunnel furnace heating system, naturally it is also possible to it is unequal.Generally,
As the length of continuous tunnel furnace is 20～30 meters, therefore heating region sets up quantity preferably 5～15, and concrete number can basis
The length of actual tunnel stove is increased and decreased.
In embodiments of the present invention, can be by a heating region as preheated zone in advance, preheated zone is in work in advance
Part enters the front heating-up temperature for first producing appropriate preheating temperature, setting being reached after workpiece is entered, and realizes that continuous tunnel furnace segmentation is suitable
Sequence is preheated, and reaches preferable energy-saving effect.Certainly, according to actual needs can also be using two or three heating regions as in advance
Preheated zone, concrete number can be increased and decreased according to the number of actual heating region.
In embodiments of the present invention, can be by a heating region as with soak zones, such as workpiece leaves first
After heating region, the first heating region is to enter line delay stopping heating as with soak zones；Workpiece leaves second thermal treatment zone
Behind domain, the second heating region enters line delay as new adjoint soak zones and stops heating, now away from the old adjoint of workpiece
Soak zones（That is the first heating region）Stop heating；By that analogy, realize continuous tunnel furnace striping order stop heating, reach compared with
Good energy-saving effect.Certainly, according to actual needs can also be using two or three heating regions as with soak zones, specifically
Number can be increased and decreased according to the number of actual heating region.
The operation and control of producers for convenience, step S2 can be controlled near work in advance by electric control system
One heating region of part is preheated in advance；Step S3 can be by a heating region of the close workpiece of electric control system control
Time delay stops heating.Certainly, the preheated zone in advance and the heating region being located with soak zones can also be equipped with
Corresponding to switch, respective separate manual control might not be by electric control system control, as long as can realize that continuous tunnel furnace order adds
Heat, order stop the function of heating.
For example producers can start continuous tunnel furnace by start button, now arrival position of the electric control system according to workpiece
Put, until continuous tunnel furnace charging complete, total length heating；Producers can be by stopping pressing
Button closure of a tunnel stove, now electric control system according to workpiece leave position carry out automatically order insulation and stop heating, directly
Complete to tunnel furnace discharge, completely shut down.In practical application, those skilled in the art can be with operation principle of the invention
Various electric control systems are designed, can be combined with the components and parts by all kinds and varying number and be substituted for
Different electric control systems, therefore the present invention will not be described here.
The continuous tunnel furnace of the present invention, only need to be reached in workpiece to be heated without the need for total length electrified regulation in the job initiation stage
During each section of region of continuous tunnel furnace, the respective regions just begin to warm up, and each heating region can effectively, fully utilize heat energy,
Improve the utilization rate of the energy, it is to avoid energy waste.The continuous tunnel furnace of the present invention is after production task is completed or needs to stop production
When stop paragraph by paragraph heating, it is only necessary to retain one section of soak zones, save the energy.
The above, only presently preferred embodiments of the present invention not does any pro forma restriction to the present invention, any ripe
Content of the those skilled in the art in every case without departing from technical solution of the present invention is known, the technical spirit according to the present invention is real to more than
The done any simple modification of example, impartial change and modification are applied, should all belong to the covering scope of the present invention.
Claims (4)
1. a kind of continuous tunnel furnace heated in sequence, order stop heating energy-saving method, it is characterised in that comprise the following steps：
S1, the heating region in continuous tunnel furnace, setting up at least three autonomous workings along its length；
S2, startup continuous tunnel furnace, before workpiece sequentially enters each heating region, at least one heating region of the control near workpiece
Preheat in advance, using as preheated zone in advance；And when making workpiece reach accordingly preheated zone in advance, should reach preheated zone in advance
To design temperature；The rest may be inferred, realizes heated in sequence, until all of heating region whole normal work；
S3, complete production task after or when needing to stop production, after workpiece leaves each heating region successively, control is near work
At least one heating region time delay of part stops heating, using as with soak zones；And make workpiece away from corresponding with guarantor
During temperature area, this stops heating with soak zones；The rest may be inferred, and realization order stops heating, until all of heating region
Whole power cut-offs.
2. continuous tunnel furnace heated in sequence according to claim 1, order stop heating energy-saving method, it is characterised in that：In step
In rapid S1, the quantity of setting up of the heating region is 5～15.
3. continuous tunnel furnace heated in sequence according to claim 1, order stop heating energy-saving method, it is characterised in that：In step
In rapid S2, control in advance to be preheated near at least one heating region of workpiece in advance by electric control system.
4. continuous tunnel furnace heated in sequence according to claim 1, order stop heating energy-saving method, it is characterised in that：In step
In rapid S3, heating is stopped by least one heating region time delay of the electric control system control near workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611166624.6A CN106595297B (en) | 2016-12-16 | 2016-12-16 | A kind of continuous tunnel furnace heated in sequence, sequentially stopping heating energy-saving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611166624.6A CN106595297B (en) | 2016-12-16 | 2016-12-16 | A kind of continuous tunnel furnace heated in sequence, sequentially stopping heating energy-saving method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106595297A true CN106595297A (en) | 2017-04-26 |
| CN106595297B CN106595297B (en) | 2018-08-03 |
Family
ID=58801878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611166624.6A Active CN106595297B (en) | 2016-12-16 | 2016-12-16 | A kind of continuous tunnel furnace heated in sequence, sequentially stopping heating energy-saving method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106595297B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877218A (en) * | 2019-02-27 | 2019-06-14 | 东莞行特电子有限公司 | Punching press iron-clad manufacturing method thereof free of cleaning |
| CN111381568A (en) * | 2018-12-28 | 2020-07-07 | 贵州中烟工业有限责任公司 | Energy-saving control method and device for cut tobacco dryer |
| CN114396794A (en) * | 2021-12-07 | 2022-04-26 | 长春希达电子技术有限公司 | Method for manufacturing heat dissipation device by using tunnel furnace with temperature control area |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1570783A (en) * | 2004-05-10 | 2005-01-26 | 浙江大学 | Automated control experimental apparatus for micro simulated tunnel kiln |
| CN2727667Y (en) * | 2004-05-10 | 2005-09-21 | 浙江大学 | Automatic control experimental device of mini type simulated tunnel kiln |
| CN2830392Y (en) * | 2005-10-26 | 2006-10-25 | 屈培元 | Front mounted sintering channel type foamed glass foaming kiln |
| CN102410730A (en) * | 2011-12-09 | 2012-04-11 | 福州市陶瓷行业技术创新中心 | Spaced type electrothermal roller table kiln |
| KR20160033875A (en) * | 2014-09-18 | 2016-03-29 | 재단법인 포항산업과학연구원 | Thermal reduction appratus and method for metal production |
-
2016
- 2016-12-16 CN CN201611166624.6A patent/CN106595297B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1570783A (en) * | 2004-05-10 | 2005-01-26 | 浙江大学 | Automated control experimental apparatus for micro simulated tunnel kiln |
| CN2727667Y (en) * | 2004-05-10 | 2005-09-21 | 浙江大学 | Automatic control experimental device of mini type simulated tunnel kiln |
| CN2830392Y (en) * | 2005-10-26 | 2006-10-25 | 屈培元 | Front mounted sintering channel type foamed glass foaming kiln |
| CN102410730A (en) * | 2011-12-09 | 2012-04-11 | 福州市陶瓷行业技术创新中心 | Spaced type electrothermal roller table kiln |
| KR20160033875A (en) * | 2014-09-18 | 2016-03-29 | 재단법인 포항산업과학연구원 | Thermal reduction appratus and method for metal production |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111381568A (en) * | 2018-12-28 | 2020-07-07 | 贵州中烟工业有限责任公司 | Energy-saving control method and device for cut tobacco dryer |
| CN109877218A (en) * | 2019-02-27 | 2019-06-14 | 东莞行特电子有限公司 | Punching press iron-clad manufacturing method thereof free of cleaning |
| CN114396794A (en) * | 2021-12-07 | 2022-04-26 | 长春希达电子技术有限公司 | Method for manufacturing heat dissipation device by using tunnel furnace with temperature control area |
| CN114396794B (en) * | 2021-12-07 | 2023-09-19 | 长春希达电子技术有限公司 | Method for manufacturing heat dissipation device by using tunnel furnace with temperature control area |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106595297B (en) | 2018-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106595297A (en) | Energy-saving method for successive heating and successive stopping of heating in tunnel furnace | |
| CN103060531B (en) | Annealing high-temperature furnace | |
| CN104596283B (en) | High-efficient and energy-saving aluminum rod mixing heating furnace | |
| CN204322721U (en) | Light guide plate silk-screen drying unit | |
| WO2011062363A3 (en) | Method and apparatus for supplying hot water by controlling the number of pulses applied to a heater | |
| CN104121591B (en) | A kind of efficient energy-saving incinerator | |
| CN103757192B (en) | Residual heat utilizing pusher furnace | |
| CN105003949A (en) | Plate exchange water path for gas heating wall-mounted boiler | |
| CN106322993A (en) | Fully-automatic continuous heating furnace for bars | |
| CN207958425U (en) | Electric heating roller-bottom type semiclosed loop thermal cycle annealing device | |
| CN101100034A (en) | Aluminium long single rod hot shearing machine set | |
| CN208187102U (en) | A kind of continuous tunnel furnace | |
| CN206403088U (en) | Hot blast tea carding drying integral machine | |
| CN104913657A (en) | Heat exchange apparatus for single-channel heat treatment furnace | |
| CN203479020U (en) | Fuel gas type aluminum enamel heating curing oven capable of recycling waste heat of flue | |
| JP2013501916A (en) | Waste heat system | |
| CN204115496U (en) | A kind of residual heat of tunnel kiln utilize device | |
| CN209279647U (en) | A kind of novel calcination kiln | |
| CN204880328U (en) | Board of gas heating hanging stove trades water route | |
| CN204616951U (en) | Tea leaf water-removing device | |
| CN206222935U (en) | A kind of induction heater bar feeding auxiliaries control system | |
| CN206698453U (en) | A kind of mould slide block heater | |
| CN111718224A (en) | Energy-saving emission-reducing system and emission-reducing method for emulsion explosive production | |
| CN205784636U (en) | A kind of afterheat utilization system of tunnel furnace | |
| CN206416389U (en) | A kind of efficient tubing composite furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |