CN204865454U - Molecular sieve runner adsorbs concentrated gyration RTO burning heat recovery system - Google Patents
Molecular sieve runner adsorbs concentrated gyration RTO burning heat recovery system Download PDFInfo
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- CN204865454U CN204865454U CN201520651693.0U CN201520651693U CN204865454U CN 204865454 U CN204865454 U CN 204865454U CN 201520651693 U CN201520651693 U CN 201520651693U CN 204865454 U CN204865454 U CN 204865454U
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Abstract
The utility model provides a molecular sieve runner adsorbs concentrated gyration RTO burning heat recovery system for solve the problem that there is the defect in current system. This system includes that the molecular sieve runner adsorbs concentrated mechanism, and including gaseous baffler and pivoted molecular sieve runner, gaseous baffler is distinguished adsorption zone, desorption that the molecular sieve runner is divided into the mutual isolation and the cooling space, and the molecular sieve runner rotates through adsorption zone, desorption district and cooling space in proper order for the exhaust piping of carrying waste gas passes the adsorption zone, RTO, RTO pass through the desorption fan and distinguish the intercommunication with the desorption, middle heat transfer mechanism, middle heat transfer mechanism set up and adsorb between concentrated mechanism and the RTO in the molecular sieve runner for the heat that produces RTO burning lets in and carries out the desorption in the desorption district. This molecular sieve runner adsorbs concentrated gyration RTO burning heat recovery system simple structure, convenient to use operates steadily, can realize the processing of waste gas betterly, has fine practicality.
Description
Technical field
The utility model relates to organic waste gas treatment equipment technical field, refers to that a kind of structure is simple especially, the molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system of failure rate is low.
Background technology
VOC is the english abbreviation of VOC (volatileorganiccompounds), is a class can produce harm material to environment and human body.In prior art, when to VOC process, normally utilize the tower RTO combustion system of adsorbing tower with molecular sieve (bed), this system adopts multiple adsorbing tower with molecular sieve (bed) to adsorb processed VOC waste gas successively, desorption, waste gas after adsorbing tower with molecular sieve (bed) absorption reaches discharge standard and directly enters air, when adsorbing tower with molecular sieve (bed) adsorb saturated after, absorption work is proceeded to other adsorbing tower with molecular sieve (bed) through valve transfer, now adsorb saturated adsorbing tower with molecular sieve (bed) to pass into reverse hot blast and carry out waste gas desorption, make adsorbing tower with molecular sieve (bed) functional regeneration.And the waste gas of desorption becomes high-concentration waste gas and is sent to tower RTO combustion furnace, carry out high-temperature oxydation decomposition, tower two-tower type, three-tower type, the multi-tower type etc. of dividing, the turnover direction of burnt gas is by Valve controlling, and the waste gas that high-temperature oxydation decomposes changes CO into
2and H
2o directly can enter air.
There is following shortcoming in technique scheme: one is that in this system, by-pass valve control used is more and higher to the performance requirement of valve in concrete implementation process, causes that production cost is high, Systematical control is complicated, fault rate is high; Two is adsorbing tower with molecular sieve used (bed) in this system, piles up form for sieve particle, and windage is comparatively large, adds system power, wastes energy; Three is switch between this system Middle molecule sieve adsorption tower (bed) and tower RTO to adopt Valve controlling, and handoff procedure system pressure exists larger fluctuation, affects treatment effect.
Utility model content
The utility model proposes a kind of molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system, solve the problem of existing system existing defects.
The technical solution of the utility model is achieved in that molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system, comprising:
Molecular sieve runner Adsorption Concentration mechanism, comprise the molecular sieve runner of gas barrier plate and rotation, described molecular sieve runner is divided into mutually isolated adsorption zone, desorption district and cooling zone by described gas barrier plate, described molecular sieve runner rotates through adsorption zone, desorption district and cooling zone successively, for carrying the exhaust piping of waste gas through described adsorption zone;
RTO, described RTO are communicated with described desorption district by desorption blower fan;
Intermediate heat transfer mechanism, described intermediate heat transfer organization establishes is between described molecular sieve runner Adsorption Concentration mechanism and described RTO, and the heat for described RTO burning being produced passes in described desorption district and carries out desorption.
As one preferred embodiment, described intermediate heat transfer mechanism comprises First Heat Exchanger and the second heat exchanger;
The exhaust piping of described adsorption zone upstream is provided with the cooling arm be communicated with it, and described cooling arm passes in described First Heat Exchanger through described cooling zone, and for lowering the temperature to described molecular sieve runner, described cooling arm is provided with control valve;
Described second heat exchanger by the heat delivery in described RTO to carrying out heat exchange process with the waste gas that described cooling arm passes in described First Heat Exchanger, described First Heat Exchanger is communicated with the desorption pipeline for discharging waste gas after heat exchange, described desorption pipeline passes in described second heat exchanger or RTO through described desorption district.
As the improvement to technique scheme, the exhaust piping of described adsorption zone upstream is provided with exhaust gas fan, and the upstream of described exhaust gas fan is provided with pretreatment filters;
The desorption pipeline in downstream, described desorption district is provided with desorption blower fan.
As another preferred embodiment, the downstream of described RTO is provided with chimney, and the exhaust outlet of described RTO is communicated with described chimney, and the exhaust piping in described adsorption zone downstream is communicated with described chimney.
After have employed technique scheme, the beneficial effects of the utility model are: the volatile organic waste gas (VOC) produced in production process enters in adsorption zone from exhaust piping, waste gas cost is wherein adsorbed on molecular sieve runner, and up to standard the purifying air of carrying minute quantity waste gas can directly be discharged in air; When the molecular sieve runner being adsorbed with waste gas turns to desorption district, under the effect of intermediate heat transfer mechanism, the waste gas be adsorbed on molecular sieve runner departs from molecular sieve runner under high temperature blowback effect, complete the desorption process of molecular sieve runner, after desorption, the concentration of waste gas increases, desorption waste gas enters RTO under the effect of desorption blower fan, and the high-concentration waste gas entering RTO enters combustion chambers burn, is decomposed into CO
2, H
2o and large calorimetric, and exhaust gases after combustion 99% and become pure air above decomposition.Whole system has following several large advantage: one, RTO control valve used is less, and control program is simple, safeguards easily simple, failure rate is low, reduces cost of equipment maintenance; Two, in this system, molecular sieve runner used is honeycomb, and windage is little, and system power reduces, economize energy; Three, this system Middle molecule sieve runner and RTO are continuous print rotary motion, and system pressure is steady, the steady safety for the treatment of effect; Four, molecular sieve runner and RTO all by controlling the burning of speed of gyration regulating system, can add safety control measures, reducing potential safety hazard; Five, RTO heat storage heat utilization rate is high, and a large amount of heat energy released by waste gas burning, and energy recovery is convenient, realizes waste gas recycling, turns waste into wealth; Six, RTO compact conformation, volume is little, and occupation area of equipment is little.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the structural representation of this embodiment Middle molecule sieve runner Adsorption Concentration mechanism;
In figure: 1-molecular sieve runner Adsorption Concentration mechanism; 10-chimney; 11-gas barrier plate; 12-adsorption zone; 13-desorption district; 14-cooling zone; 2-exhaust piping; 3-RTO; 4-desorption blower fan; 5-intermediate heat transfer mechanism; 51-First Heat Exchanger; 52-second heat exchanger; 53-desorption pipeline; 6-cools arm; 7-control valve; 8-exhaust gas fan; 9-pretreatment filters; 91-heat-energy recovering apparatus.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment:
As shown in Figure 1, for a kind of embodiment of the utility model molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system, this system comprises molecular sieve runner Adsorption Concentration mechanism 1, RTO3 and intermediate heat transfer mechanism 5 three parts, be communicated with by pipeline etc. between this three part and realize the conveying of waste gas and the recycling of heat, namely other accessory structures of this three part and system are elaborated below.
As shown in Figure 2, for the structural representation of this embodiment molecular sieve runner Adsorption Concentration mechanism 1, the molecular sieve runner that this mechanism mainly comprises gas barrier plate 11 and rotates, wherein, molecular sieve runner is disc, internal structure is alveolate texture, there is less windage and higher adsorption capacity, the quantity of gas barrier plate 11 is three, whole discoidal molecular sieve runner is divided into three mutually isolated parts, be respectively adsorption zone 12, desorption district 13 and cooling zone 14, wherein, adsorption zone 12 accounts for the larger area of whole molecular sieve runner, desorption district 13 and cooling zone 14 take less area, when whole system works, for carrying the exhaust piping 2 of waste gas directly through adsorption zone 12, molecular sieve runner is constant rotation, it rotates successively through adsorption zone 12, desorption district 13 and cooling zone 14, waste gas becomes air after purification through adsorption zone 12 and discharges, molecular sieve runner is through desorption district 13, under high temperature air effect, waste gas desorption is carried out to molecular sieve runner, molecular sieve runner recovers adsorption function, exhaust gas concentration after desorption increases, after desorption, molecular sieve runner temperature is higher, finally enter in cooling zone 14 and lower the temperature, by the ratio that the rotating speed of Molecular regulator sieve runner can regulate waste gas concentrated.After adsorption zone 12 adsorbs, the chimney 10 that directly can arrive end by the exhaust piping 2 in adsorption zone 12 downstream that to purify air with minute quantity waste gas up to standard realizes discharging.
The equipment that RTO3 (i.e. heat accumulating type heating power incinerator) is known combustion of organic matter waste gas, it is positioned at the downstream position of native system, and the waste gas that desorption district 13 elevated temperature desorption gets off is entered in RTO3 by pipeline and carries out burning process, makes waste gas be decomposed into CO
2, H
2o and large calorimetric, exhaust gases after combustion 99% and above decomposition become pure air, and these pure airs also realize discharge by chimney 10.
In addition, this RTO3 is communicated with desorption district 13 by a desorption blower fan 4, and under the effect of desorption blower fan 4, the waste gas that desorption district 13 desorption gets off can enter rapidly in RTO3 and realize burning process.In the production process of reality, the volatile organic waste gas of high concentration or containing being not suitable for being processed by adsorption zone 12 by saboteur's waste gas of sieving runner composition, desorption blower fan 4 now just can be utilized this part waste gas and the waste gas got off through desorption district 13 desorption to be converged, be delivered in RTO3 in the lump.No matter be the volatile organic waste gas of low concentration or the volatile organic waste gas of high concentration, before the system of entering, all need by a pretreatment filters 9, to filter the bulky grain thing impurity such as paint slag, dust removed in waste gas.
A set of intermediate heat transfer mechanism 5 is provided with in molecular sieve runner Adsorption Concentration mechanism 1 and RTO3, this is also the important inventive point of this system, the effect of this intermediate heat transfer mechanism 5 utilizes the heat of system self to carry out desorption (heat extraction produced by RTO3 burning out and pass in desorption district 13), reach the self-sufficient of system, below this intermediate heat transfer mechanism 5 is elaborated.
This intermediate heat transfer mechanism 5 comprises First Heat Exchanger 51 and the second heat exchanger 52, the exhaust piping 2 of adsorption zone 12 upstream is provided with the cooling arm 6 be communicated with it, this cooling arm 6 directly passes in First Heat Exchanger 51 through cooling zone 14, cooling arm 6 is provided with control valve 7, after opening control valve 7, namely waste gas in exhaust piping 2 enter cooling zone 14 by cooling arm 6, utilize the cooling of waste gas realization to molecular sieve runner of system self, heat extraction is out brought in First Heat Exchanger 51.
The heat that RTO3 combustion produces is extracted in the second heat exchanger 52 through pipeline, be extracted in First Heat Exchanger 51 again, after two bursts of heat mixing in First Heat Exchanger 51, the gaseous mixture (comprising waste gas) reaching desorption temperature delivers to desorption district 13,180 DEG C ~ 220 DEG C high temperature blowbacks are carried out to the molecular sieve runner being adsorbed with large quantity of exhaust gas, after desorption, exhaust gas concentration increases, and the waste gas after desorption enters RTO3 through desorption pipeline 53, second heat exchanger 52 or control valve under the effect of desorption blower fan 4.
In addition, the downstream position of the second heat exchanger 52 also can arrange heat-energy recovering apparatus 91, and the devices such as such as hot blast, hot water, heating, to improve the heat utilization efficiency of whole system.Arrow shown in figure is the flow direction of waste gas and heat.
This molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system structure is simple, easy to use, operates steadily, can realize the process of waste gas preferably, have good practicality.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system, is characterized in that, comprising:
Molecular sieve runner Adsorption Concentration mechanism, comprise the molecular sieve runner of gas barrier plate and rotation, described molecular sieve runner is divided into mutually isolated adsorption zone, desorption district and cooling zone by described gas barrier plate, described molecular sieve runner rotates through adsorption zone, desorption district and cooling zone successively, for carrying the exhaust piping of waste gas through described adsorption zone;
RTO, described RTO are communicated with described desorption district, for the waste gas after desorption is delivered to RTO combustion by desorption blower fan;
Intermediate heat transfer mechanism, described intermediate heat transfer organization establishes is between described molecular sieve runner Adsorption Concentration mechanism and described RTO, and the heat for described RTO burning being produced passes in described desorption district and carries out desorption.
2. molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system as claimed in claim 1, is characterized in that: described intermediate heat transfer mechanism comprises First Heat Exchanger and the second heat exchanger;
The exhaust piping of described adsorption zone upstream is provided with the cooling arm be communicated with it, and described cooling arm passes in described First Heat Exchanger through described cooling zone, and for lowering the temperature to described molecular sieve runner, described cooling arm is provided with control valve;
Described second heat exchanger by the heat delivery in described RTO to carrying out heat exchange process with the waste gas that described cooling arm passes in described First Heat Exchanger, described First Heat Exchanger is communicated with the desorption pipeline for discharging waste gas after heat exchange, described desorption pipeline passes in described second heat exchanger or RTO through described desorption district.
3. molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system as claimed in claim 2, is characterized in that: the exhaust piping of described adsorption zone upstream is provided with exhaust gas fan, and the upstream of described exhaust gas fan is provided with pretreatment filters.
4. molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system as claimed in claim 3, it is characterized in that: the downstream of described RTO is provided with chimney, the exhaust outlet of described RTO is communicated with described chimney, and the exhaust piping in described adsorption zone downstream is communicated with described chimney.
5. molecular sieve runner Adsorption Concentration revolution RTO combustion heat energy recovery system as claimed in claim 3, is characterized in that: described molecular sieve runner is honeycomb.
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| CN105903313A (en) * | 2016-05-30 | 2016-08-31 | 江苏三井环保股份有限公司 | Exhaust gas concentrating regenerative thermal oxidization system |
| CN106196100A (en) * | 2016-08-26 | 2016-12-07 | 广东省技术经济研究发展中心 | A kind of energy-saving organic waste gas treatment system |
| CN106582203A (en) * | 2016-12-19 | 2017-04-26 | 航天凯天环保科技股份有限公司 | Roller concentration and purification device sealing structure and application process thereof |
| CN106731480A (en) * | 2016-11-25 | 2017-05-31 | 海湾环境科技（北京）股份有限公司 | Ventilating gas collection system and its method |
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| CN107485977A (en) * | 2016-06-13 | 2017-12-19 | 河北子瑜环保科技有限公司 | A kind of VOCs waste gas treatment process and processing unit |
| CN106196100A (en) * | 2016-08-26 | 2016-12-07 | 广东省技术经济研究发展中心 | A kind of energy-saving organic waste gas treatment system |
| CN106731480A (en) * | 2016-11-25 | 2017-05-31 | 海湾环境科技（北京）股份有限公司 | Ventilating gas collection system and its method |
| CN106582203A (en) * | 2016-12-19 | 2017-04-26 | 航天凯天环保科技股份有限公司 | Roller concentration and purification device sealing structure and application process thereof |
| CN106582203B (en) * | 2016-12-19 | 2019-08-23 | 航天凯天环保科技股份有限公司 | A kind of runner thickening-purification technology device sealing structure and its technique for applying |
| CN106731415A (en) * | 2017-01-20 | 2017-05-31 | 北京泷涛环境科技有限公司 | A kind of processing method and its processing system of the cooking fume with volatile organic matter |
| CN114345061A (en) * | 2017-01-20 | 2022-04-15 | 北京泷涛环境科技有限公司 | Method and system for treating oil fume with volatile organic compounds |
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| CN111520731A (en) * | 2019-02-01 | 2020-08-11 | 华懋科技股份有限公司 | Direct-combustion backflow heat recovery high-efficiency organic waste gas treatment system and method |
| CN111520731B (en) * | 2019-02-01 | 2023-03-03 | 华懋科技股份有限公司 | Direct-combustion backflow heat recovery organic waste gas treatment system and method |
| CN111804121A (en) * | 2019-04-12 | 2020-10-23 | 华懋科技股份有限公司 | High-efficiency backflow organic waste gas treatment system and method |
| TWI718521B (en) * | 2019-04-12 | 2021-02-11 | 華懋科技股份有限公司 | Reflux high-efficiency organic waste gas treatment system and method |
| CN110075666A (en) * | 2019-05-30 | 2019-08-02 | 江苏新聚环保科技有限公司 | Exhaust treatment system |
| CN110665335A (en) * | 2019-11-14 | 2020-01-10 | 广东紫方环保技术有限公司 | VOCs adsorbs concentrated on-line monitoring system |
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| CN111790244A (en) * | 2020-06-09 | 2020-10-20 | 中国科学院力学研究所 | Organic gas treatment system and method |
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