CN202928853U - Flue gas heavy metal particulate matter absorption system - Google Patents
Flue gas heavy metal particulate matter absorption system Download PDFInfo
- Publication number
- CN202928853U CN202928853U CN 201220631734 CN201220631734U CN202928853U CN 202928853 U CN202928853 U CN 202928853U CN 201220631734 CN201220631734 CN 201220631734 CN 201220631734 U CN201220631734 U CN 201220631734U CN 202928853 U CN202928853 U CN 202928853U
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- temperature
- absorption
- flue gas
- heavy metal
- cooling bath
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Abstract
The utility model relates to the field of environment detection, and discloses a flue gas heavy metal particulate matter absorption system. In the flue gas heavy metal particulate matter absorption system disclosed by the utility model, an absorption device for absorbing heavy metal particulate matters is placed in a cooling tank; and a temperature sensor is arranged on the inner wall of the cooling tank, and the temperature sensor transmits a sensed temperature value to a temperature regulator. With the proceeding of the absorption process, the temperature of the absorption device gradually rises due to absorption of flue gas the temperature of which is relatively high; when the temperature value of the cooling tank received by the temperature regulator does not meet a preset value, temperature regulation operation is performed; and when the temperature value meets the preset value after regulation, the temperature regulation operation is ended, so that the temperature of the absorption device is maintained at a constant temperature. In the process, no manual operation is needed, the temperature control way is simple, the temperature control effect is stable, and the effect of absorbing heavy metal particulate matters in the flue gas is improved.
Description
Technical field
The utility model relates to the environment measuring field, particularly relates to a kind of flue gas heavy metal particle absorption system.
Background technology
Industrial smoke is the potpourri of gas and flue dust, is the main cause of polluting the residential block atmosphere, and the composition of flue gas is very complicated, and gas comprises SO
2, CO, CO
2Deng hydrocarbon, oxynitrides and heavy metal particles etc.Wherein, heavy metal refers to relative density at the metal more than 5, comprises copper, lead, zinc, tin etc.For environment purification, industrial smoke is processed, need to know content and the kind of heavy metal particles thing in industrial smoke, therefore, the heavy metal that needs to collect in industrial smoke detects, thereby needs a kind of flue gas heavy metal particle absorption system.
In prior art, when the flue gas heavy metal particle was absorbed, the absorption plant of employing generally comprised sampling apparatus and absorption plant, and described sampling apparatus gathers flue gas, and transfers in described absorption plant, is absorbed by described absorption plant.Described absorption plant comprises: a plurality of absorption bottle and tanks that connect successively, described absorption bottle is placed in tank, described tank adopts immersion method, be built-in with ice cube, make described absorption bottle remain on a stationary temperature, with avoid in absorption bottle absorption liquid due to the contact high temperature flue gas seethe with excitement, affect it to the absorption efficiency of heavy metal in flue gas particle.
But, the inventor finds in the application's research process, the immersion method that heavy metal particles thing gathering-device of the prior art uses, when keeping tank constant temperature, at least have following problem: along with the passing to the smoke absorption time, the high temperature of flue gas can be delivered in tank gradually, causes ice cube to melt, the temperature of tank can raise gradually, can't make tank remain at stationary temperature; In order to make tank remain on stationary temperature, need the staff in real time temperature to be measured, when temperature raises, manually add liquid coolant or cooling medium, the operating process very complicated.That is to say, prior art is difficult for making absorption plant to keep constant temperature when the heavy metal particles thing in flue gas is absorbed, and needs to increase manual steps, and operating process is loaded down with trivial details, and impact is to the assimilation effect of heavy metal in flue gas particle.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of flue gas heavy metal particle absorption system, when solving the heavy metal particles thing of prior art in absorbing flue gas, the problem that existing collecting effect is poor, accuracy of detection is low, specific embodiments is as follows:
A kind of flue gas heavy metal particle absorption system comprises:
Receive the flue gas of carrying, and absorb the absorption plant of the heavy metal particles thing in described flue gas;
Place the cooling bath of described absorption plant;
Be arranged on described cooling bath inwall, respond to the temperature in described cooling bath, and produce the temperature sensor of corresponding temperature value according to described temperature;
Be connected with described temperature sensor, receive the temperature value of described temperature sensor transmission, and when described temperature value does not satisfy preset value, produce the temperature controller of corresponding adjustment instruction;
Be connected with cooling bath with described temperature controller, after receiving the described adjustment instruction of described temperature controller transmission, carry out the temperature regulator of corresponding adjustment operation.
Preferably, described temperature regulator is mechanical governor, and described mechanical governor comprises:
Be connected with described cooling bath, the cooling tube of the cold-producing medium of the heat of the described cooling bath of transmission absorption;
Be connected with temperature controller with described cooling tube, after receiving described adjustment instruction, receive the cold-producing medium of described cooling tube transmission, and to its compressor that compresses.
Preferably, described temperature regulator is the semiconductor-type regulator, and described semiconductor-type regulator comprises:
Be connected with described cooling bath, comprise liquid refrigerant, after receiving described adjustment instruction, make described liquid refrigerant absorb heat, be vaporized into the evaporator of the steam of low-temp low-pressure;
After receiving described adjustment instruction, receive the steam of described evaporator transmission, and it is compressed, be translated into the compressor of the steam of high pressure-temperature;
After receiving described adjustment instruction, receive the steam of described compressor transmission, and it is carried out condensation, be translated into the condenser of highly pressurised liquid;
After receiving described adjustment instruction, receive the highly pressurised liquid of described condenser transmission, be the cold-producing medium of low-pressure low-temperature with its throttling, and transmit it to the throttling valve of described evaporator.
Preferably, described absorption plant is:
The absorption bottle that contains absorption liquid, described absorption bottle comprises at least:
One-level absorption bottle and the secondary absorption bottle that is connected with described one-level absorption bottle.
Preferably, described absorption bottle comprises:
Be arranged on the filter core of described absorption bottle bottom.
Preferably, described flue gas heavy metal particle absorption system also comprises:
Gather the described flue gas of fume emission pipeline discharging, and described flue gas is transferred to the sampling head of described absorption plant.
In flue gas heavy metal particle absorption system disclosed in the utility model, the absorption plant that absorbs the heavy metal particles thing is placed in cooling bath, and being provided with temperature sensor at the inwall of described cooling bath, described temperature sensor transfers to temperature regulator with the temperature value of sensing.Carrying out along with absorption process, described absorption plant is owing to having absorbed the higher flue gas of temperature, its temperature increases gradually, when the temperature value of the described cooling bath that receives when described temperature regulator does not satisfy preset value, carry out the adjustment operation, when described temperature value satisfies described preset value through overregulating, end temp adjustment operation, thus make the temperature of described absorption plant remain on stationary temperature.In this process, do not need manually-operated, temperature control method is succinct, and the temperature control effect stability has improved the assimilation effect to the heavy metal in flue gas particle.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the disclosed a kind of flue gas heavy metal particle absorption system of the utility model embodiment;
Fig. 2 is the structural representation of disclosed another the flue gas heavy metal particle absorption system of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
In view of this, the purpose of this utility model is to provide a kind of flue gas heavy metal particle absorption system, when solving the heavy metal particles thing of prior art in absorbing flue gas, existing operating process is complicated, and be difficult for making absorption plant to keep constant temperature, the problem of impact to the assimilation effect of heavy metal in flue gas particle, specific embodiments is as follows:
The utility model discloses a kind of flue gas heavy metal particle absorption system, structural representation shown in Figure 1, described flue gas heavy metal particle absorption system comprises: absorption plant 1, cooling bath 2, temperature sensor 3, temperature controller 4 and temperature regulator 5, wherein
Described absorption plant 1 is used for receiving the flue gas of carrying, and absorbs the heavy metal particles thing in described flue gas;
Described cooling bath 2 is used for placing described absorption plant 1;
Described temperature sensor 3 is arranged on the inwall of described cooling bath 2, is used for responding to the temperature in described cooling bath 2, and produces corresponding temperature value according to described temperature;
Described temperature controller 4 is connected with described temperature sensor, receives the temperature value of described temperature sensor transmission, and when described temperature value does not satisfy preset value, produces corresponding adjustment instruction;
Described temperature regulator 5 is connected with cooling bath 2 with described temperature controller 3, after being used for receiving the described adjustment instruction of described temperature controller transmission, carries out corresponding adjustment operation.
In flue gas heavy metal particle absorption system disclosed in the utility model, the absorption plant that absorbs the heavy metal particles thing is placed in cooling bath, and being provided with temperature sensor at the inwall of described cooling bath, described temperature sensor transfers to temperature regulator with the temperature value of sensing.Carrying out along with absorption process, described absorption plant is owing to having absorbed the higher flue gas of temperature, its temperature increases gradually, when the temperature value of the described cooling bath that receives when described temperature regulator does not satisfy preset value, carry out the adjustment operation, when described temperature value satisfies described preset value through overregulating, end temp adjustment operation, thus make the temperature of described absorption plant remain on stationary temperature.In this process, do not need manually-operated, temperature control method is succinct, and the temperature control effect stability has improved the assimilation effect to the heavy metal in flue gas particle.
In addition, adopt scheme disclosed in the utility model, do not need to configure tank and a large amount of chilled waters, with respect to the water-bath cooling system of large volume, reduced the volume of equipment, be more convenient for to the absorption of heavy metal in flue gas particle.
In addition, that described temperature regulator adopts is PID(Proportion Integration Differentiation, proportion integration differentiation) temperature regulator, comprise two kinds, mechanical governor and semiconductor-type regulator, when described temperature regulator is mechanical governor, structural representation shown in Figure 2, described mechanical governor comprises: cooling tube 51 and compressor 52.
Described cooling tube 51 is connected with described cooling bath, is used for the cold-producing medium that transmission absorbs the heat of described cooling bath 2, and described cold-producing medium is used for carrying out cooling to described cooling bath 2;
Described compressor 52 is connected with temperature controller 4 with described cooling tube 51, is used for after receiving described adjustment instruction, receives the cold-producing medium of described cooling tube transmission, and it is compressed.
When described temperature regulator was the semiconductor-type regulator, described semiconductor-type regulator comprised: evaporator, compressor, condenser and throttling valve, wherein,
Described evaporator is connected with described cooling bath 2, comprises liquid refrigerant in described evaporator, is used for after receiving described adjustment instruction, makes described liquid refrigerant absorb heat, is vaporized into the steam of low-temp low-pressure;
Described compressor is used for after receiving described adjustment instruction, receives the steam of described evaporator transmission, and it is compressed, and is translated into the steam of high pressure-temperature;
Described condenser is used for after receiving described adjustment instruction, receives the steam of described compressor transmission, and it is carried out condensation, is translated into highly pressurised liquid;
Described throttling valve is used for after receiving described adjustment instruction, receives the highly pressurised liquid of described condenser transmission, is the cold-producing medium of low-pressure low-temperature with its throttling, and the cold-producing medium of described low-pressure low-temperature is transferred in evaporator.
In described semiconductor-type regulator, described cooling bath 2 is connected with described evaporator, and it can be done by described cold-producing medium the heat of taking away described cooling bath 2, reaches the temperature control purpose.
In addition, in the disclosed flue gas heavy metal particle of this programme absorption system, described absorption plant is the absorption bottle that contains absorption liquid, when described absorption bottle only has one, possibly can't fully absorb the heavy metal particles thing in flue gas, for fear of this situation, described absorption bottle comprises at least: one-level absorption bottle and the secondary absorption bottle that is connected with described one-level absorption bottle.When the heavy metal particles thing in flue gas was absorbed, described smoke gas flow flowed into described secondary absorption bottle after described one-level absorption bottle, to realize the abundant absorption to described heavy metal in flue gas particle.Certainly, when the concentration of described flue gas is higher, or accuracy of detection is required more absorption bottles that connect in turn to be set when higher.Absorption liquid in described absorption bottle is generally selected acid solution, can with flue gas in the generation physisorption of heavy metal particles thing and chemical digesting reaction, thereby can well absorb heavy metal particles thing in flue gas.
Further, bottom at described absorption bottle, one or more layers filter core can be set, when flue gas enters in described absorption bottle, under the effect of filter core, flue gas can change into minute bubbles, has increased the contact area with absorption liquid, thereby the heavy metal particles in the flue gas that enters absorption bottle can be absorbed greatly.In order to prevent that filter core is absorbed corrosion, the general Ceramics material of described filter core.
In addition, in flue gas heavy metal particle absorption system disclosed in the utility model, also comprise sampling head, described sampling head is used for gathering the flue gas of fume emission pipeline discharging, and described flue gas is transferred in described absorption plant.Generally, described sampling head can be plugged on described fume emission pipeline, realize the collection to flue gas.
By flue gas heavy metal particle absorption system disclosed in the utility model, can be by temperature sensor senses the temperature in the cooling bath, and the temperature value in described cooling bath is not when meeting preset value, carry out thermoregulator operation by temperature regulator, thereby make described cooling bath can keep stationary temperature.In this process, do not need manually-operated, temperature control method is succinct, and the temperature control effect stability has improved the assimilation effect to the heavy metal in flue gas particle.
In addition, in flue gas heavy metal particle absorption system disclosed in the utility model, described temperature regulator can adopt mechanical governor, or adopts the semiconductor-type regulator, and is flexible to thermoregulator mode.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. a flue gas heavy metal particle absorption system, is characterized in that, comprising:
Receive the flue gas of carrying, and absorb the absorption plant of the heavy metal particles thing in described flue gas;
Place the cooling bath of described absorption plant;
Be arranged on described cooling bath inwall, respond to the temperature in described cooling bath, and produce the temperature sensor of corresponding temperature value according to described temperature;
Be connected with described temperature sensor, receive the temperature value of described temperature sensor transmission, and when described temperature value does not satisfy preset value, produce the temperature controller of corresponding adjustment instruction;
Be connected with cooling bath with described temperature controller, after receiving the described adjustment instruction of described temperature controller transmission, carry out the temperature regulator of corresponding adjustment operation.
2. system according to claim 1, is characterized in that, described temperature regulator is mechanical governor, and described mechanical governor comprises:
Be connected with described cooling bath, the cooling tube of the cold-producing medium of the heat of the described cooling bath of transmission absorption;
Be connected with temperature controller with described cooling tube, after receiving described adjustment instruction, receive the cold-producing medium of described cooling tube transmission, and to its compressor that compresses.
3. system according to claim 1, is characterized in that, described temperature regulator is the semiconductor-type regulator, and described semiconductor-type regulator comprises:
Be connected with described cooling bath, comprise liquid refrigerant, after receiving described adjustment instruction, make described liquid refrigerant absorb heat, be vaporized into the evaporator of the steam of low-temp low-pressure;
After receiving described adjustment instruction, receive the steam of described evaporator transmission, and it is compressed, be translated into the compressor of the steam of high pressure-temperature;
After receiving described adjustment instruction, receive the steam of described compressor transmission, and it is carried out condensation, be translated into the condenser of highly pressurised liquid;
After receiving described adjustment instruction, receive the highly pressurised liquid of described condenser transmission, be the cold-producing medium of low-pressure low-temperature with its throttling, and transmit it to the throttling valve of described evaporator.
4. system according to claim 1, is characterized in that, described absorption plant is:
The absorption bottle that contains absorption liquid, described absorption bottle comprises at least:
One-level absorption bottle and the secondary absorption bottle that is connected with described one-level absorption bottle.
5. system according to claim 4, is characterized in that, described absorption bottle comprises:
Be arranged on the filter core of described absorption bottle bottom.
6. system according to claim 1, is characterized in that, described flue gas heavy metal particle absorption system also comprises:
Gather the described flue gas of fume emission pipeline discharging, and described flue gas is transferred to the sampling head of described absorption plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220631734 CN202928853U (en) | 2012-11-26 | 2012-11-26 | Flue gas heavy metal particulate matter absorption system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220631734 CN202928853U (en) | 2012-11-26 | 2012-11-26 | Flue gas heavy metal particulate matter absorption system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202928853U true CN202928853U (en) | 2013-05-08 |
Family
ID=48218806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220631734 Expired - Lifetime CN202928853U (en) | 2012-11-26 | 2012-11-26 | Flue gas heavy metal particulate matter absorption system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202928853U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764791A (en) * | 2015-03-27 | 2015-07-08 | 云南中烟工业有限责任公司 | Device and method for realtime on-line analysis of heavy metal in electronic cigarette smoke |
| TWI774264B (en) * | 2021-03-11 | 2022-08-11 | 台灣積體電路製造股份有限公司 | Method and system for monitoring airborne molecular contaminants |
-
2012
- 2012-11-26 CN CN 201220631734 patent/CN202928853U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764791A (en) * | 2015-03-27 | 2015-07-08 | 云南中烟工业有限责任公司 | Device and method for realtime on-line analysis of heavy metal in electronic cigarette smoke |
| TWI774264B (en) * | 2021-03-11 | 2022-08-11 | 台灣積體電路製造股份有限公司 | Method and system for monitoring airborne molecular contaminants |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130508 |
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| CX01 | Expiry of patent term |