CN210179648U - Catering oil smoke and volatile organic compound purification integrated cooking bench system - Google Patents
Catering oil smoke and volatile organic compound purification integrated cooking bench system Download PDFInfo
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- CN210179648U CN210179648U CN201920563690.XU CN201920563690U CN210179648U CN 210179648 U CN210179648 U CN 210179648U CN 201920563690 U CN201920563690 U CN 201920563690U CN 210179648 U CN210179648 U CN 210179648U
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Abstract
The utility model discloses a catering oil smoke and volatile organic compounds purifies integration top of a kitchen range system, the system that this application provided divides the oil smoke waste gas that the gas collecting channel was collected and the oil smoke is separated into two parts to be handled, and one strand gets into the kitchen range and burns, fully combines with the kitchen range burning, has reduced the waste gas volume of catalytic combustion simultaneously; the other waste gas is subjected to catalytic combustion, and the catalytic combustion reactor fully utilizes the radiant heat generated by the combustion of the cooking range and reduces the external heat. The system comprises a first circulating fan, wherein an air inlet of the first circulating fan is connected with the oil fume gas-collecting hood, and an air outlet of the first circulating fan is connected with an air inlet of a cooking range; the catalytic combustion reactor is annularly arranged on the periphery of the cooking range, and an air inlet of the catalytic combustion reactor is connected with the oil fume gas collecting hood.
Description
Technical Field
The utility model relates to a food and beverage oil smoke atmospheric pollutants control and energy saving and emission reduction technical field especially relate to a food and beverage oil smoke and volatile organic compounds purify integration top of a kitchen range system with energy-conserving new dynamic balance burning of minimizing and oil smoke purification.
Background
The catering oil fume is one of important pollution sources of the atmosphere, the catering oil fume refers to oil fume generated by the chemical reaction of edible oil in the cooking process and contains various toxic chemical components, the catering oil fume is one of important sources of PM in the atmospheric environment, the emission of the catering oil fume has the characteristics of large amount, wide range and high dispersion, the generation of haze is increased, the health of a human body is harmed, and therefore the emission control has important significance.
With the development and progress of society, the requirements of people on ecological environment protection are stricter and stricter, so a series of oil smoke VOCs treatment facilities are produced at the same time. The existing oil fume treatment technology mainly comprises electrostatic adsorption, UV photolysis, alkali liquor spraying and activated carbon adsorption. These treatment techniques have the problems of low purification rate, high operation cost, poor operation stability and the like. The concrete aspects are as follows: firstly, the oil smoke has hydrophobicity and high viscosity, is easy to adhere to and block pipeline equipment, causes certain potential safety hazard, and is difficult to ensure long-term operation of the equipment; secondly, the traditional technologies such as static electricity and UV photolysis have certain effect on oil fume purification, but the removal efficiency of VOCs is very low and the standard is difficult to reach; thirdly, the operation cost is too high by adopting activated carbon adsorption treatment, and potential safety hazards exist; fourthly, the effect of removing the peculiar smell generated by the oil smoke is not ideal. Fifth, secondary pollution is generated, increasing the operating cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a food and beverage oil smoke and volatile organic compounds purify integration top of a kitchen range system. By fully utilizing the combustion system of the cooking bench and the radiation heat recovery of the combustion of the cooking range, the VOC component in the oil smoke is decomposed into water and carbon dioxide by combining the circulating combustion and the catalytic combustion of the oil smoke waste gas, and the oil smoke waste gas is purified and discharged.
The utility model provides a following scheme:
a catering oil smoke and volatile organic compounds purifies integration top of a kitchen range system, includes:
the oil smoke gas collecting hood is used for collecting oil smoke, separating the oil smoke, and purifying the oil smoke and particles to obtain oil smoke waste gas;
the first circulating fan is used for guiding a part of the oil smoke waste gas to the cooking range for combustion;
the catalytic combustion reactor is annularly arranged on the periphery of the cooking range, and the radiant heat energy generated by the cooking range is used for providing heat for the catalytic combustion reactor; the air inlet of the catalytic combustion reactor is connected with the oil fume gas-collecting hood; the catalytic combustion reactor is used for carrying out catalytic combustion on the other part of the oil smoke waste gas.
Preferably: an oil fume separation component is arranged in the oil fume gas-collecting hood and is fully distributed in the oil fume gas-collecting hood in a flat layer manner and divides the oil fume gas-collecting hood into a smoke collecting cavity and a smoke discharging cavity; the oil smoke separation component is used for separating oil smoke collected by the smoke collection cavity into separated smoke.
Preferably: the device is characterized by further comprising a heat exchanger, wherein a cold source air inlet of the heat exchanger is connected with the smoke exhaust cavity, a cold source air outlet of the heat exchanger is connected with an air inlet of the catalytic combustion reactor, a heat source air inlet of the heat exchanger is connected with an air outlet of the catalytic combustion reactor, and a heat source air outlet of the heat exchanger is connected with an air inlet of the second circulating fan.
Preferably: the oil smoke separating component comprises a separating filter screen and an oil smoke filtering component.
Preferably: the catalytic combustion reactor comprises a catalyst with the air speed ratio of not less than 20000h-1The noble metal catalyst layer of (2).
Preferably: the catalytic combustion reactor is connected with an electric auxiliary heating assembly.
Preferably: the catalytic combustion reactor comprises an automatic temperature control assembly, and the automatic temperature control assembly is connected with the electric auxiliary heating assembly.
Preferably: the air inlet of the first circulating fan is connected with the oil fume gas-collecting hood through a first flow control valve, and the air inlet of the catalytic combustion reactor is connected with the oil fume gas-collecting hood through a second flow control valve; the first flow control valve is used for controlling the flow of flue gas entering the first circulating fan, and the second flow control valve is used for controlling the flow of flue gas entering the catalytic combustion reactor.
Preferably: the first flow control valve is used for controlling the flow of the smoke entering the first circulating fan to be 10-50% of the total amount of the smoke in the oil smoke gas-collecting hood, and the second flow control valve is used for controlling the flow of the smoke entering the catalytic combustion reactor to be 50-100% of the total amount of the smoke in the oil smoke gas-collecting hood.
Preferably: still include the three-way valve, the three-way valve includes two three-way valve air inlets and a three-way valve gas outlet, the three-way valve gas outlet with first circulating fan's air inlet links to each other, one of them three-way valve air inlet with first flow control valve links to each other, and another three-way valve air inlet links to each other with air supply.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:
through the utility model, an integrated cooking bench system for catering oil fume and volatile organic compound purification can be realized, and in an implementation mode, the system can comprise an oil fume gas collecting hood which is used for collecting oil fume and separating oil fume, and purifying the oil fume and particles to obtain oil fume waste gas; the first circulating fan is used for guiding a part of the oil smoke waste gas to the cooking range for combustion; the catalytic combustion reactor is annularly arranged on the periphery of the cooking range, and the radiant heat energy generated by the cooking range is used for providing heat for the catalytic combustion reactor; the air inlet of the catalytic combustion reactor is connected with the oil fume gas-collecting hood; the catalytic combustion reactor is used for carrying out catalytic combustion on the other part of the oil smoke waste gas. The system provided by the application divides the oil smoke into two parts for treatment, one part enters the cooking range to be combusted, and is fully combined with the combustion of the cooking range, and meanwhile, the amount of waste gas generated by catalytic combustion is reduced; the other waste gas is subjected to catalytic combustion, so that the radiant heat generated by the combustion of the cooking range is fully utilized, and the external heat is reduced. The two combustion modes fully purify the oil smoke waste gas. The burning of the cooking range and the radiant heat generated by the burning of the cooking range are fully utilized, the extra energy required by the purification system is greatly reduced, and the energy-saving. The collecting and purifying system is concentrated on the cooking bench system, so that the oil fume and waste gas which are not purified and are conveyed by a long pipeline are avoided, and the potential safety hazard of the pipeline is reduced. The system can realize the high-efficiency purification of oil smoke and VOCs in catering oil smoke waste gas, and simultaneously realize the joint reduction of the discharge amount of waste gas and pollutants. Through the system purification of this system, the peculiar smell problem of oil smoke waste gas is thoroughly solved.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an integrated cooking bench system for purifying cooking fumes and volatile organic compounds provided by an embodiment of the present invention;
FIG. 2 is a schematic diagram of a catalytic reactor arrangement in a single cooking range provided by an embodiment of the present invention;
fig. 3 is a schematic diagram of an arrangement of catalytic reactors in a multi-burner according to an embodiment of the present invention.
In the figure: the device comprises an oil smoke gas-collecting hood 1, a smoke-collecting cavity 101, a smoke-discharging cavity 102, a first circulating fan 2, a cooking range 3, a catalytic combustion reactor 4, a catalyst layer 401, an oil smoke separation component 5, a heat exchanger 6, a second circulating fan 7, an electric auxiliary heating component 8, a three-way valve 9 and an air source 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
Examples
Referring to fig. 1, fig. 2, and fig. 3, for the integrated cooking bench system for purifying catering oil fume and volatile organic compounds provided by the embodiment of the present invention, as shown in fig. 1, the system includes an oil fume collecting hood 1, the oil fume collecting hood is used for collecting oil fume and separating oil fume, and purifying oil fume and particulate matters to obtain oil fume exhaust gas; when the device is specifically applied, firstly, collected oil smoke can be filtered and separated in the oil smoke gas-collecting hood, an oil smoke separating component 5 is arranged in the oil smoke gas-collecting hood 1, and the oil smoke separating component 5 is flatly and fully arranged in the oil smoke gas-collecting hood 1 and divides the oil smoke gas-collecting hood 1 into a smoke collecting cavity 101 and a smoke exhaust cavity 102; the oil smoke separation component 5 is used for carrying out oil smoke separation on the oil smoke collected by the smoke collection cavity to obtain separated smoke; specifically, the oil smoke separating component comprises a separating filter screen and an oil smoke filtering component.
The first circulating fan 2 is used for guiding a part of the oil smoke waste gas to the cooking range for combustion; specifically, an air inlet of the first circulating fan 2 is connected with the smoke exhaust cavity 102, and an air outlet of the first circulating fan 2 is connected with an air inlet of the cooking range 3;
the catalytic combustion reactor 4 is annularly arranged on the periphery of the cooking range 3, and the radiant heat energy generated by the cooking range 3 is used for providing heat for the catalytic combustion reactor 4; the air inlet of the catalytic combustion reactor 4 is connected with the oil fume gas-collecting hood 1; the catalytic combustion reactor is used for carrying out catalytic combustion on the other part of the oil smoke waste gas. The catalytic combustion reactor 4 is annularly arranged and arranged at the periphery of the cooking range and fully absorbs the radiant heat generated when the cooking range 3 works. The radiant heat during operation (cooking) provides heat for the catalytic combustion reactor. The catalytic combustion reactor 4 comprises a catalyst with the air speed ratio of not less than 20000h-1The noble metal catalyst layer 401. The catalytic combustion reactor 4 is connected with an electric auxiliary heating assembly 7. In practical applications, as shown in fig. 2 and 3, the catalytic combustion reactor 4 may be disposed on the periphery of a single burner or may be disposed on the periphery of multiple burners.
Further, the device also comprises a heat exchanger 6, wherein a cold source air inlet of the heat exchanger 6 is connected with the smoke exhaust cavity 102, a cold source air outlet of the heat exchanger 6 is connected with an air inlet of the catalytic combustion reactor 4, a heat source air inlet of the heat exchanger 6 is connected with an air outlet of the catalytic combustion reactor 4, and a heat source air outlet of the heat exchanger 6 is connected with the second circulating fan 7. In order to prevent the heat provided by the cooking range to the catalytic combustion reactor from failing to meet the temperature required by the catalytic reaction, the embodiment of the present application may further provide that the catalytic combustion reactor 4 is connected with an electric auxiliary heating assembly 8. Further, the catalytic combustion reactor 4 comprises an automatic temperature control assembly, and the automatic temperature control assembly is connected with the electric auxiliary heating assembly 8. The automatic temperature control assembly can control the electric auxiliary heating assembly to output heat and cooperate with the radiant heat of the cooking range to guarantee the reaction temperature of the reactor.
An air inlet of the first circulating fan 2 is connected with the oil fume gas collecting hood 1 through a first flow control valve (not shown in the figure), and an air inlet of the catalytic combustion reactor 4 is connected with the oil fume gas collecting hood 1 through a second flow control valve (not shown in the figure); the first flow control valve is used for controlling the flow of flue gas entering the first circulating fan, and the second flow control valve is used for controlling the flow of flue gas entering the catalytic combustion reactor. The first flow control valve is used for controlling the flow of the smoke entering the first circulating fan to be 10-50% of the total amount of the smoke in the oil smoke gas-collecting hood, and the second flow control valve is used for controlling the flow of the smoke entering the catalytic combustion reactor to be 50-100% of the total amount of the smoke in the oil smoke gas-collecting hood.
Further, still include three-way valve 9, three-way valve 9 includes two three-way valve air inlets and a three-way valve gas outlet, the three-way valve gas outlet with first circulating fan's air inlet links to each other, one of them three-way valve air inlet with flow control valve links to each other, and another three-way valve air inlet links to each other with air supply 10. And the second circulating fan is connected with a silencing assembly.
The system that this application provided divides into two parts with the oil smoke and handles: one is that the waste gas is circularly sent to the cooking range for combustion, and is fully combined with the combustion of the cooking range, and the waste gas amount of catalytic combustion is reduced; the other waste gas is subjected to catalytic combustion, so that the radiant heat generated by the combustion of the cooking range is fully utilized, and the external heat is reduced. The two combustion modes fully purify the oil smoke waste gas. The system can complete normal catering processing operation, simultaneously can decompose VOC (volatile organic compound) components in oil smoke into water and carbon dioxide by fully utilizing a combustion system of a cooking bench and radiation heat recovery of combustion of a cooking range and combining oil smoke waste gas circulating combustion and catalytic combustion, and the oil smoke waste gas is purified and discharged.
The integrated stove system consists of an oil fume collecting and separating component, an oil fume circulating combustion component, a catalytic combustor and a power system. The smoke collecting and separating system consists of an oil smoke gas collecting hood, a separating filter screen and an oil smoke filtering device. When the cooking bench is used for cooking, oil fume generated by cooking is fully collected and enters the gas-collecting hood under the action of the first circulating fan. An oil fume separation filter screen and a filter device are arranged in the gas collecting hood, oil drops, liquid drops and particulate matters in oil fume waste gas are separated, and the separated oil fume only contains VOC components and trace water vapor and particulate matters, so that the purification preparation is completed for subsequent cyclic utilization and catalytic combustion.
The smoke circulating combustion assembly consists of an oil smoke circulating fan, a pipeline, a gas supply device, a cooking range and a combustion-supporting fan. The oil smoke that this subassembly can utilize after the separation purification leads to the kitchen range under the effect of fan, as the combustion-supporting air of gas when the kitchen range burning, utilizes the burning of kitchen range, decomposes organic composition such as VOC in the oil smoke waste gas into water and carbon dioxide, realizes purifying completely. Because the oxygen content of the oil smoke waste gas is basically consistent with that of the air, the oil smoke waste gas is used as combustion-supporting air, and the combustion effect of fuel gas and the dish frying quality are not influenced. The system can be used for burning the oil smoke waste gas of the combustion-supporting gas by the cooking range, and accounts for 10-20% of the total amount of the oil smoke waste gas. The combustion-supporting gas burned by the cooking range of the oil smoke circulating combustion system can be freely switched to use two gases of oil smoke waste gas and air.
The catalytic combustion system consists of a heat exchanger, a catalyst, a catalytic combustion reactor, an electric auxiliary heating device and a pipeline. The separated and purified oil smoke enters a catalytic combustion system under the action of a fan, and firstly exchanges heat with the oil smoke waste gas after catalytic combustion through a heat exchanger to recover heat and improve the temperature of the waste gas. The oil smoke waste gas after heat exchange enters a catalytic combustion system, and in the catalytic combustion system, the catalyst absorbs radiant heat generated by combustion of the cooking range and heat supplemented by electric auxiliary heat, so that the temperature of the oil smoke waste gas is further increased, and the oil smoke waste gas is decomposed into water and carbon dioxide under the action of the catalyst when passing through the catalyst, thereby being purified. The catalytic combustion system absorbs and utilizes the combustion radiation heat of the cooking range, thereby reducing the electric energy consumed for heating the waste gas and the catalyst.
The power system consists of two sets of fans and silencing equipment. The power system forms a certain negative pressure in the gas-collecting hood, the waste gas circulating system and the catalytic combustion system, so that power is provided for the oil smoke waste gas generated in the cooking process, and the oil smoke waste gas is purified by the waste gas circulating system and the catalytic combustion system respectively. The two sets of fans are respectively a waste gas circulating system booster fan (a first circulating fan) and a catalytic combustion system induced draft fan (a second circulating fan), the combustion system induced draft fan is provided with a silencing device, noise generated during operation of the fans is reduced, and oil smoke waste gas purified by the catalytic combustion system is discharged to the atmosphere through the induced draft fan.
The utility model discloses a novel energy-conserving food and beverage oil smoke of decrement dynamic balance burning and oil smoke purification and VOCs purification integration top of a kitchen range system, the innovative waste gas that gets rid of oil smoke and particulate matter after separating the oil smoke divide into two parts and purifies, one strand of oil smoke waste gas is as kitchen range burning combustion air, purifies the oil smoke waste gas through kitchen range and gas combustion, this part waste gas occupies about 10-20% of oil smoke waste gas total amount, realize the minimizing of oil smoke waste gas, realize the waste gas volume dynamic balance according to top of a kitchen range work load simultaneously; another strand of oil smoke waste gas purifies through catalytic combustion, and the catalytic combustion system combines together with the top of a kitchen range, and the radiant heat that the abundant absorption utilized kitchen range during operation produced heats for catalyst and oil smoke waste gas, and the waste gas after the purification exchanges heat through the heat exchanger with the waste gas before the purification simultaneously to reduce electric heating system's energy consumption, the oil smoke waste gas after the catalytic combustion discharges to the atmosphere through the fan. The air speed ratio of the catalyst adopted by the catalytic combustion system is not lower than 20000h-1The noble metal catalyst can reduce the volume of the catalytic combustion system, and is better combined with a cooking bench.
The utility model discloses a novel dynamic balance burning of minimizing and energy-conserving food and beverage oil smoke of oil smoke purification and VOCs purification integration top of a kitchen range system have following advantage:
1. the system can realize the high-efficiency purification of oil smoke and VOCs in catering oil smoke waste gas, and simultaneously realize the joint reduction of the discharge amount of waste gas and pollutants.
2. The system makes full use of the combustion of the cooking range and the radiant heat generated by the combustion of the cooking range, greatly reduces the extra energy required by the purification system, and has the advantage of energy conservation.
3. The collecting and purifying system of the system is concentrated on the cooking bench system, so that the problem that the long pipeline conveys unpurified oil smoke waste gas is avoided, and the potential safety hazard of the pipeline is reduced.
4. Through the system purification of this system, the peculiar smell problem of oil smoke waste gas is thoroughly solved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a food and beverage oil smoke and volatile organic compounds purify integration top of a kitchen range system which characterized in that, the system includes:
the oil smoke gas collecting hood is used for collecting oil smoke, separating the oil smoke, and purifying the oil smoke and particles to obtain oil smoke waste gas;
the first circulating fan is used for guiding a part of the oil smoke waste gas to the cooking range for combustion;
the catalytic combustion reactor is annularly arranged on the periphery of the cooking range, and the radiant heat energy generated by the cooking range is used for providing heat for the catalytic combustion reactor; the air inlet of the catalytic combustion reactor is connected with the oil fume gas-collecting hood; the catalytic combustion reactor is used for carrying out catalytic combustion on the other part of the oil smoke waste gas.
2. The catering oil smoke and volatile organic compound purification integrated cooking bench system according to claim 1, wherein an oil smoke separation component is arranged in the oil smoke gas-collecting hood, and the oil smoke separation component is arranged in the oil smoke gas-collecting hood in a flat layer and divides the oil smoke gas-collecting hood into a smoke collection cavity and a smoke discharge cavity; the oil smoke separation component is used for separating oil smoke collected by the smoke collection cavity into separated smoke.
3. The cooking oil fume and volatile organic compound purifying integrated cooking bench system as claimed in claim 2, further comprising a heat exchanger, wherein a cold source air inlet of the heat exchanger is connected with the smoke exhaust cavity, a cold source air outlet of the heat exchanger is connected with an air inlet of the catalytic combustion reactor, a heat source air inlet of the heat exchanger is connected with an air outlet of the catalytic combustion reactor, and a heat source air outlet of the heat exchanger is connected with an air inlet of a second circulating fan.
4. The catering cooking fume and volatile organic compound purification integrated cooking bench system according to claim 2, wherein the cooking fume separation assembly comprises a separation filter screen and a cooking fume filtration assembly.
5. The cooking fumes and Volatile Organic Compounds (VOC) purification integrated cooking bench system of claim 1, wherein the catalytic combustion reactor comprises a catalyst with an air speed ratio of 20000h or more-1The noble metal catalyst layer of (2).
6. The cooking fumes and Volatile Organic Compounds (VOC) purification integrated cooking bench system of claim 5, wherein the catalytic combustion reactor is connected with an electric auxiliary heating assembly.
7. The cooking fumes and Volatile Organic Compounds (VOC) purification integrated cooking bench system of claim 6, wherein the catalytic combustion reactor comprises an automatic temperature control assembly, and the automatic temperature control assembly is connected with the electric auxiliary heating assembly.
8. The catering oil smoke and volatile organic compound purification integrated cooking bench system according to claim 1, wherein an air inlet of the first circulating fan is connected with the oil smoke gas-collecting hood through a first flow control valve, and an air inlet of the catalytic combustion reactor is connected with the oil smoke gas-collecting hood through a second flow control valve; the first flow control valve is used for controlling the flow of flue gas entering the first circulating fan, and the second flow control valve is used for controlling the flow of flue gas entering the catalytic combustion reactor.
9. The cooking oil fume and volatile organic compound purifying integrated cooking bench system as claimed in claim 8, wherein the first flow control valve is used for controlling the flow of the flue gas entering the first circulating fan to be 10-50% of the total amount of the flue gas in the oil fume gas-collecting hood, and the second flow control valve is used for controlling the flow of the flue gas entering the catalytic combustion reactor to be 50-100% of the total amount of the flue gas in the oil fume gas-collecting hood.
10. The cooking fumes and volatile organic compounds of claim 9, further comprising a three-way valve, the three-way valve comprising two three-way valve inlets and one three-way valve outlet, the three-way valve outlet connected to the first circulation fan inlet, one of the three-way valve inlets connected to the first flow control valve, and the other three-way valve inlet connected to an air source.
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| CN201920563690.XU CN210179648U (en) | 2019-04-24 | 2019-04-24 | Catering oil smoke and volatile organic compound purification integrated cooking bench system |
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| CN201920563690.XU CN210179648U (en) | 2019-04-24 | 2019-04-24 | Catering oil smoke and volatile organic compound purification integrated cooking bench system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945216A (en) * | 2019-04-24 | 2019-06-28 | 中国环境科学研究院 | A kind of kitchen fumes and volatile organic matter purify integrated hearth system |
| CN113262598A (en) * | 2020-05-20 | 2021-08-17 | 北京航空航天大学 | Device and method for comprehensively purifying oil fume pollutants in catering industry |
-
2019
- 2019-04-24 CN CN201920563690.XU patent/CN210179648U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945216A (en) * | 2019-04-24 | 2019-06-28 | 中国环境科学研究院 | A kind of kitchen fumes and volatile organic matter purify integrated hearth system |
| CN113262598A (en) * | 2020-05-20 | 2021-08-17 | 北京航空航天大学 | Device and method for comprehensively purifying oil fume pollutants in catering industry |
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