CN108800792A - Boarding machine gas hot-air recycles drying system and its temprature control method - Google Patents
Boarding machine gas hot-air recycles drying system and its temprature control method Download PDFInfo
- Publication number
- CN108800792A CN108800792A CN201810638956.2A CN201810638956A CN108800792A CN 108800792 A CN108800792 A CN 108800792A CN 201810638956 A CN201810638956 A CN 201810638956A CN 108800792 A CN108800792 A CN 108800792A
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- Prior art keywords
- hot
- air
- converter
- temperature
- boarding machine
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- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000001035 drying Methods 0.000 title claims abstract description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000007789 gas Substances 0.000 claims abstract description 26
- 239000000779 smoke Substances 0.000 claims abstract description 23
- 239000003345 natural gas Substances 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 238000005259 measurement Methods 0.000 claims description 6
- 239000002737 fuel gas Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 2
- 238000004088 simulation Methods 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 12
- 239000002649 leather substitute Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003546 flue gas Substances 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/12—Velocity of flow; Quantity of flow, e.g. by varying fan speed, by modifying cross flow area
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to a kind of boarding machine gas hot-air cycle drying system and its temprature control methods, including hot-blast stove, it is provided with neat gas burner above the hot-blast stove, hot-blast stove side is provided with air intlet, hot wind furnace bottom is provided with air outlet slit, the air outlet slit is connected with main smoke pipe, the smoke separating pipe towards boarding machine baking oven is connected on the main smoke pipe, return air supervisor is connected at the air intlet of hot-blast stove, the exhaust ports of boarding machine baking oven are connected with the return air being connected with return air supervisor and are in charge of.Boarding machine gas hot-air of the present invention cycle drying system is simple in structure, windage is low, for thermostabilization, operating flexibility is big, uniformity of temperature profile, it is ensured that disclosure satisfy that the requirement of synthetic leather production each process；Directly use natural gas flue gas mixed tail gas that can reduce heat loss in heat supplying process as the mode of heating air, greatly improve the thermal efficiency of system simultaneously, and required equipment is few, process is simple, few to the change of former body structure.
Description
Technical field
The present invention relates to the heat supply process in a kind of synthetic leather production process, and in particular to a kind of boarding machine gas hot-air follows
Ring drying system and its temprature control method.
Background technology
In synthetic leather production process, the air being discharged by continuous boarding machine baking oven does not carry out rational waste heat recovery, increases
Add fuel consumption, and causes certain heat loss.
Currently, the heat-supplying mode overwhelming majority that domestic synthetic leather produces and uses is coal-fired thermal oil furnace central heating, in reality
In the heat supplying process of border, air hose of the hot-air through long-distance is delivered to baking oven, causes the hot air temperature into baking oven unstable,
And synthetic leather production is high to the stability requirement of temperature, needs a kind of heat supply process that can stablize.
Invention content
In view of this, the object of the present invention is to provide a kind of simple in structure, recycled for heat-staple boarding machine gas hot-air
Drying system and its temprature control method.
The present invention is realized using following scheme：A kind of boarding machine gas hot-air cycle drying system, including hot-blast stove, it is described
It is provided with neat gas burner above hot-blast stove, hot-blast stove side is provided with air intlet, and hot wind furnace bottom is provided with air and goes out
Mouthful, the air outlet slit is connected with main smoke pipe, the smoke separating pipe towards boarding machine baking oven is connected on the main smoke pipe, hot-blast stove
Return air supervisor is connected at air intlet, the exhaust ports of boarding machine baking oven are connected with the return air point being connected with return air supervisor
Pipe.
Further, it is provided with wind turbine on the smoke separating pipe, circulating fan, institute are provided at the air inlet of boarding machine baking oven
It states smoke separating pipe outlet side with the air inlet of circulating fan to be connected, the air outlet of circulating fan and the air inlet phase of boarding machine baking oven
Connection；The fuel gas inlet of neat gas burner is connected with natural gas air inlet pipe.
Further, further include hot-blast furnace temperature regulating system, hot-blast furnace temperature regulating system includes being set to hot-blast stove
Air outlet slit at temperature sensor A, be provided with electric flow control valve, the temperature sensing in the natural gas air inlet pipe
Device is electrically connected with A/D converter, and the A/D converter is electrically connected with the signal input part of PLC controller, the PLC controller
Signal output end is electrically connected with D/A converter, and the D/A converter is electrically connected with frequency converter, the frequency converter and electric flow
The driver electrical connection of stepper motor on control valve.
Further, further include boarding machine oven temperature regulating system, boarding machine oven temperature regulating system includes setting
In being provided with electric flow control valve on the temperature sensor B in boarding machine baking oven, the natural gas air inlet pipe, the temperature passes
Sensor is electrically connected with A/D converter, and the A/D converter is electrically connected with the signal input part of PLC controller, the PLC controls
Device signal output end is electrically connected with D/A converter, and the D/A converter is electrically connected with frequency converter, on the frequency converter and wind turbine
The driver of servo motor is electrically connected.
A kind of temprature control method of boarding machine gas hot-air cycle drying system as described above,（1）Hot-blast furnace temperature control
System：Temperature sensor A measures the temperature at the air outlet slit of hot-blast stove, and the temperature signal of measurement is passed to A/D converter；It is described
A/D converter converts analog signals into digital signal, and is input in PLC controller and PLC controller and presets one
Temperature value compares, if measuring temperature is greater than the set value, PLC controller exports a signal to D/A converter；The D/A turns
Parallel operation converts digital signals into analog signal, and analog signal is inputted stepper motor on electric flow control valve by frequency converter
Driver, and then control electric flow control valve reduce natural gas charge flow rate, reduce hot-blast stove in temperature；If measuring
Temperature is less than setting value, and PLC controller exports a signal to D/A converter；The D/A converter converts digital signals into
Analog signal is inputted the driver of stepper motor on electric flow control valve by frequency converter, and then controls electricity by analog signal
Dynamic flow control valve increases the charge flow rate of natural gas, improves the temperature in hot-blast stove；（2）Boarding machine oven temperature controls：Temperature
It spends sensor B and measures boarding machine oven temperature, the temperature signal of measurement is passed to A/D converter；The A/D converter is by mould
Quasi- signal is converted to digital signal, and is input to PLC controller and is preset in PLC controller compared with a temperature value,
If measuring temperature is greater than the set value, PLC controller exports a signal to D/A converter；The D/A converter is by digital signal
Analog signal is converted to, analog signal is inputted to the driver of servo motor on wind turbine by frequency converter, and then reduce wind turbine
Rotating speed reduces the input of baking oven hot-air, and then reduces the temperature in baking oven；If measuring temperature is less than setting value, PLC controller
A signal is exported to D/A converter, the D/A converter converts digital signals into analog signal, by frequency converter by mould
The driver of servo motor on quasi- signal input wind turbine, and then the rotating speed of wind turbine is improved, the input of baking oven hot-air is increased, in turn
Improve the temperature in baking oven.
Compared with prior art, the invention has the advantages that：Boarding machine gas hot-air cycle drying system of the present invention
Unite simple in structure, windage is low, for thermostabilization, operating flexibility is big, uniformity of temperature profile, it is ensured that disclosure satisfy that synthetic leather production is each
The requirement of process；Directly use natural gas flue gas mixed tail gas as the mode of heating air simultaneously, it can be in heat supplying process
Heat loss is reduced, the thermal efficiency of system is greatly improved, and required equipment is few, process is simple, changes to former body structure
It is dynamic few.
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, specific embodiment and phase will be passed through below
Attached drawing is closed, invention is further described in detail.
Description of the drawings
Fig. 1 is organigram of the embodiment of the present invention；
Fig. 2 is hot-blast furnace temperature regulating system block diagram of the embodiment of the present invention；
Fig. 3 is boarding machine oven temperature regulating system block diagram of the embodiment of the present invention；
Figure label explanation：1- boarding machine baking ovens, the air ducts 2- flashboard, 3- circulating fans, 4- smoke separating pipes, 5- wind turbines, 6- return air point
Pipe, 7- return air supervisor, 8- natural gas air inlet pipes, 9- neat gas burners, 10- hot-blast stoves, the main smoke pipes of 11-.
Specific implementation mode
As shown in Fig. 1 ~ 3, a kind of boarding machine gas hot-air cycle drying system, including hot-blast stove 10, the hot-blast stove 10
Top is provided with neat gas burner 9, and 10 side of hot-blast stove is provided with air intlet, and hot wind furnace bottom is provided with air outlet slit,
The air outlet slit is connected with main smoke pipe 11, and the smoke separating pipe 4 towards boarding machine baking oven 1, hot wind are connected on the main smoke pipe 11
It is connected with return air supervisor 7 at the air intlet of stove 10, the exhaust ports of boarding machine baking oven are connected with to be connected with return air supervisor 7
Return air is in charge of 6；The system be by burn natural gas generate high-temperature flue gas and baking oven return air hybrid cooling to technological temperature after,
Sent to smoke separating pipe by main smoke pipe, then circulating fan inlet be delivered to by smoke separating pipe, finally by circulating fan be sent into baking oven into
The drying course of row synthetic leather, the present invention, without using heat-condutive oil heat exchanger, not only reduce windage using new heat-supplying mode,
And heat loss can be reduced in heat supplying process, it directly uses the flue gas of combustion of natural gas to be used for heat supply, greatly improves and be
The thermal efficiency of system, required equipment is few, process is simple, it is few to the change of former body structure and simple for process, for thermostabilization, behaviour
Make elastic big, uniformity of temperature profile.
In the present embodiment, it is provided with wind turbine 5 on the smoke separating pipe 4, cycle is provided at the air inlet of boarding machine baking oven 1
Wind turbine 3,4 outlet side of the smoke separating pipe are connected with the air inlet of circulating fan 3, and air outlet and the boarding machine of circulating fan 3 dry
The air inlet of case 1 is connected；The fuel gas inlet of neat gas burner 9 is connected with natural gas air inlet pipe 8.
In the present embodiment, further include hot-blast furnace temperature regulating system, hot-blast furnace temperature regulating system includes being set to heat
Temperature sensor A at the air outlet slit of wind furnace is provided with electric flow control valve, the temperature in the natural gas air inlet pipe
Sensor is electrically connected with A/D converter, and the A/D converter is electrically connected with the signal input part of PLC controller, the PLC controls
Device signal output end processed is electrically connected with D/A converter, and the D/A converter is electrically connected with frequency converter, the frequency converter with it is electronic
The driver electrical connection of stepper motor on flow control valve.
In the present embodiment, further include boarding machine oven temperature regulating system, boarding machine oven temperature regulating system includes
The temperature sensor B being set in boarding machine baking oven is provided with electric flow control valve, the temperature in the natural gas air inlet pipe
Degree sensor is electrically connected with A/D converter, and the A/D converter is electrically connected with the signal input part of PLC controller, the PLC
Controller signal output is electrically connected with D/A converter, and the D/A converter is electrically connected with frequency converter, the frequency converter and wind
The driver electrical connection of servo motor on machine.
A kind of temprature control method of boarding machine gas hot-air cycle drying system as described above,（1）Hot-blast furnace temperature control
System：Temperature sensor A measures the temperature at the air outlet slit of hot-blast stove, and the temperature signal of measurement is passed to A/D converter；It is described
A/D converter converts analog signals into digital signal, and is input in PLC controller and PLC controller and presets one
Temperature value compares, if measuring temperature is greater than the set value, PLC controller exports a signal to D/A converter；The D/A turns
Parallel operation converts digital signals into analog signal, and analog signal is inputted stepper motor on electric flow control valve by frequency converter
Driver, and then control electric flow control valve reduce natural gas charge flow rate, reduce hot-blast stove in temperature；If measuring
Temperature is less than setting value, and PLC controller exports a signal to D/A converter；The D/A converter converts digital signals into
Analog signal is inputted the driver of stepper motor on electric flow control valve by frequency converter, and then controls electricity by analog signal
Dynamic flow control valve increases the charge flow rate of natural gas, improves the temperature in hot-blast stove；（2）Boarding machine oven temperature controls：Temperature
It spends sensor B and measures boarding machine oven temperature, the temperature signal of measurement is passed to A/D converter；The A/D converter is by mould
Quasi- signal is converted to digital signal, and is input to PLC controller and is preset in PLC controller compared with a temperature value,
If measuring temperature is greater than the set value, PLC controller exports a signal to D/A converter；The D/A converter is by digital signal
Analog signal is converted to, analog signal is inputted to the driver of servo motor on wind turbine by frequency converter, and then reduce wind turbine
Rotating speed reduces the input of baking oven hot-air, and then reduces the temperature in baking oven；If measuring temperature is less than setting value, PLC controller
A signal is exported to D/A converter, the D/A converter converts digital signals into analog signal, by frequency converter by mould
The driver of servo motor on quasi- signal input wind turbine, and then the rotating speed of wind turbine is improved, the input of baking oven hot-air is increased, in turn
Improve the temperature in baking oven.
Above-listed preferred embodiment, has been further described the object, technical solutions and advantages of the present invention, is answered
Understand, the foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (5)
1. a kind of boarding machine gas hot-air recycles drying system, it is characterised in that：Including hot-blast stove, setting above the hot-blast stove
There are neat gas burner, hot-blast stove side to be provided with air intlet, hot wind furnace bottom is provided with air outlet slit, the air outlet slit
It is connected with main smoke pipe, the smoke separating pipe towards boarding machine baking oven is connected on the main smoke pipe, is connected at the air intlet of hot-blast stove
There are return air supervisor, the exhaust ports of boarding machine baking oven to be connected with the return air being connected with return air supervisor and be in charge of.
2. boarding machine gas hot-air according to claim 1 recycles drying system, it is characterised in that：It is set on the smoke separating pipe
It is equipped with wind turbine, circulating fan, the air inlet of the smoke separating pipe outlet side and circulating fan are provided at the air inlet of boarding machine baking oven
Mouth is connected, and the air outlet of circulating fan is connected with the air inlet of boarding machine baking oven；The fuel gas inlet of neat gas burner with
Natural gas air inlet pipe is connected.
3. boarding machine gas hot-air according to claim 2 recycles drying system, it is characterised in that：It further include hot wind furnace temperature
Regulating system is spent, hot-blast furnace temperature regulating system includes the temperature sensor A being set at the air outlet slit of hot-blast stove, the day
It is provided with electric flow control valve in right gas air inlet pipe, the temperature sensor is electrically connected with A/D converter, the A/D conversions
Device is electrically connected with the signal input part of PLC controller, and the PLC controller signal output end is electrically connected with D/A converter, described
D/A converter is electrically connected with frequency converter, and the frequency converter is electrically connected with the driver of stepper motor on electric flow control valve.
4. boarding machine gas hot-air according to claim 3 recycles drying system, it is characterised in that：Further include that boarding machine dries
Case humidity control system, boarding machine oven temperature regulating system includes the temperature sensor B being set in boarding machine baking oven, described
Electric flow control valve is provided in natural gas air inlet pipe, the temperature sensor is electrically connected with A/D converter, and the A/D turns
Parallel operation is electrically connected with the signal input part of PLC controller, and the PLC controller signal output end is electrically connected with D/A converter, institute
It states D/A converter to be electrically connected with frequency converter, the frequency converter is electrically connected with the driver of servo motor on wind turbine.
5. a kind of temprature control method of boarding machine gas hot-air cycle drying system as claimed in claim 4, it is characterised in that：
（1）Hot-blast furnace temperature controls：Temperature sensor A measures the temperature at the air outlet slit of hot-blast stove, and the temperature signal of measurement is passed
Enter A/D converter；The A/D converter converts analog signals into digital signal, and is input to PLC controller and is controlled with PLC
It presets a temperature value in device to compare, if measuring temperature is greater than the set value, PLC controller exports a signal to D/A
Converter；The D/A converter converts digital signals into analog signal, and analog signal is inputted electric flow by frequency converter
The driver of stepper motor on control valve, and then the charge flow rate that electric flow control valve reduces natural gas is controlled, reduce hot wind
Temperature in stove；If measuring temperature is less than setting value, PLC controller exports a signal to D/A converter；The D/A conversions
Device converts digital signals into analog signal, and analog signal is inputted stepper motor on electric flow control valve by frequency converter
Driver, and then the charge flow rate that electric flow control valve increases natural gas is controlled, improve the temperature in hot-blast stove；（2）Rub line
Machine oven temperature controls：Temperature sensor B measures boarding machine oven temperature, and the temperature signal of measurement is passed to A/D converter；
The A/D converter converts analog signals into digital signal, and is input in PLC controller and PLC controller and presets
One temperature value compares, if measuring temperature is greater than the set value, PLC controller exports a signal to D/A converter；The D/
A converters convert digital signals into analog signal, and analog signal is inputted to the driving of servo motor on wind turbine by frequency converter
Device, and then the rotating speed of wind turbine is reduced, the input of baking oven hot-air is reduced, and then reduce the temperature in baking oven；If measuring temperature is small
In setting value, PLC controller exports a signal to D/A converter, and the D/A converter converts digital signals into simulation letter
Number, analog signal is inputted to the driver of servo motor on wind turbine, and then improve the rotating speed of wind turbine by frequency converter, increases baking oven
The input of hot-air, and then improve the temperature in baking oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810638956.2A CN108800792A (en) | 2018-06-20 | 2018-06-20 | Boarding machine gas hot-air recycles drying system and its temprature control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810638956.2A CN108800792A (en) | 2018-06-20 | 2018-06-20 | Boarding machine gas hot-air recycles drying system and its temprature control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108800792A true CN108800792A (en) | 2018-11-13 |
Family
ID=64084049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810638956.2A Pending CN108800792A (en) | 2018-06-20 | 2018-06-20 | Boarding machine gas hot-air recycles drying system and its temprature control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108800792A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612255A (en) * | 2019-01-24 | 2019-04-12 | 福州大学 | The continuous drying machine mechanism of boarding machine fuel gas hot-blast stove |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6266894B1 (en) * | 1997-03-26 | 2001-07-31 | Kfx Inc. | Liquid/gas/solid separation vessel apparatus |
| CN203518513U (en) * | 2013-08-28 | 2014-04-02 | 合肥恒力电子装备公司 | Multi-channel heat supply drying system |
| CN103868365A (en) * | 2012-12-10 | 2014-06-18 | 泰州市旺鑫耐火材料有限公司 | Flue gas waste heat heating device |
| CN204043194U (en) * | 2014-07-18 | 2014-12-24 | 南平博士达节能科技有限公司 | A kind of natural gas direct combustion type heating plant for boarding machine |
| CN105135865A (en) * | 2015-09-29 | 2015-12-09 | 福州大学 | Built-in synthetic leather lean tail end heat supply system and method |
| CN208475834U (en) * | 2018-06-20 | 2019-02-05 | 福州大学 | Boarding machine gas hot-air recycles drying system |
-
2018
- 2018-06-20 CN CN201810638956.2A patent/CN108800792A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6266894B1 (en) * | 1997-03-26 | 2001-07-31 | Kfx Inc. | Liquid/gas/solid separation vessel apparatus |
| CN103868365A (en) * | 2012-12-10 | 2014-06-18 | 泰州市旺鑫耐火材料有限公司 | Flue gas waste heat heating device |
| CN203518513U (en) * | 2013-08-28 | 2014-04-02 | 合肥恒力电子装备公司 | Multi-channel heat supply drying system |
| CN204043194U (en) * | 2014-07-18 | 2014-12-24 | 南平博士达节能科技有限公司 | A kind of natural gas direct combustion type heating plant for boarding machine |
| CN105135865A (en) * | 2015-09-29 | 2015-12-09 | 福州大学 | Built-in synthetic leather lean tail end heat supply system and method |
| CN208475834U (en) * | 2018-06-20 | 2019-02-05 | 福州大学 | Boarding machine gas hot-air recycles drying system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612255A (en) * | 2019-01-24 | 2019-04-12 | 福州大学 | The continuous drying machine mechanism of boarding machine fuel gas hot-blast stove |
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Application publication date: 20181113 |
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