CN205084577U - Retrieve device that multicomponent high concentration low discharge is interrupted organic waste gas active ingredient - Google Patents
Retrieve device that multicomponent high concentration low discharge is interrupted organic waste gas active ingredient Download PDFInfo
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- CN205084577U CN205084577U CN201520785837.1U CN201520785837U CN205084577U CN 205084577 U CN205084577 U CN 205084577U CN 201520785837 U CN201520785837 U CN 201520785837U CN 205084577 U CN205084577 U CN 205084577U
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Abstract
The utility model discloses a retrieve device that multicomponent high concentration low discharge is interrupted organic waste gas active ingredient, the one -level condenser passes through the fan and links to each other with the export of buffer tank organic waste gas, the one -level condenser, connect the gas -liquid import of gas -liquid separation jar after second grade condenser and tertiary condenser are consecutive, the liquid outlet of gas -liquid separation jar links to each other with the oil storage tank, the gas feed of one -level condenser is connected to the gas outlet of gas -liquid separation jar, first adsorption tower, the second adsorption tower, the third adsorption tower is consecutive, first adsorption tower, second adsorption tower and third adsorption tower all adopt active carbon and molecular sieve to load in mixture, the gas outlet of the access connection one -level condenser of first adsorption tower, first adsorption tower, the second adsorption tower, the chimney is connected to the purified gas discharge port of third adsorption tower, first adsorption tower, the second adsorption tower, the gas outlet of third adsorption tower is through the gas feed of vacuum pump connection buffer tank, connect on the oil storage tank the sump pump. The utility model provides an unable difficult problem of retrieving in tank field, pier organic waste gas.
Description
Technical field
The utility model belongs to gas recycling technical field, relating to a kind of organic exhaust gas recycling and processing device, being specifically related to a kind of device for reclaiming multicomponent, high concentration, low discharge, interruption organic exhaust gas active ingredient.
Background technology
VOC (VolatileOrganicCompound, hereinafter referred to as VOCs) is petrochemical industry, pharmacy, printing, shoemaking, the industry such as to spray paint discharge modal first kinds of pollution matter.Along with the raising of industrial expansion and people's living standard, the discharge capacity of VOCs grows with each passing day, and has the features such as scope is wide, discharge capacity is large.This type organic has toxicity mostly, and can participate in photochemical reaction, forms photochemical fog, is the essential condition that in air, second particle organic matter is formed, produces serious influence to atmospheric environment and health.Therefore, the comprehensive regulation research carrying out VOCs waste gas has become the focus of current international environment, and in China, VOCs waste gas pollution control and treatment is also confirmed as one of research topic that China give priority to from now on.
For adapting to the development trend of the VOCs comprehensive regulation, needing to develop the Processing tecchnics adapting to low concentration VOCs gas characteristic, under the prerequisite of discharge standard meeting increasingly stringent, reducing the operation energy consumption for the treatment of apparatus, improving the reliability of device.The research and development aspect of Present Domestic external VOCs improvement new technology is obtained for and constantly develops, its developing direction one carries out improvement to various mainstream technology to improve, and is mainly reflected in the development & application that is new material (sorbing material, catalysis material, filtering material, biological cleaning strains etc.); Two is research and development of process of optimization and integration technology, as integrated technology, Adsorption Concentration-absorption integrated technology etc. are reclaimed in Adsorption Concentration-catalytic combustion integrated technology, Adsorption Concentration-condensation; Three is Application and Development of new technology, as Purification biotechnology, plasma for purification technology, photocatalysis technology, membrane separation technique and ionic liquid absorption techniques etc.By facts have proved, it is comparatively difficult that a kind of technology of single pass will realize VOCs effect of integrated pest management (recovery of total hydrocarbon qualified discharge and organic components).In above-mentioned technology two or three are combined, optimum with the integrated performance index realizing package unit, be the development trend of current VOCs process for comprehensively treating.
The organic exhaust gas produced due to tank field, harbour has the features such as irregular intermittent discharge, component, flow be uncontrollable, be difficult to reclaim the active ingredient in organic exhaust gas, the mode that traditional solution is all torch burning or adopts boiler to burn, often cause the waste of resource, and the CO2 that burning produces is discharged in air and can causes greenhouse effects.
Summary of the invention
Technical problem to be solved in the utility model is, overcomes the shortcoming of prior art, provides a kind of device reclaiming multicomponent high concentration low discharge and be interrupted organic exhaust gas active ingredient, solves tank field, the irretrievable difficult problem of harbour organic exhaust gas.
The technical scheme that the utility model solves above technical problem is:
Reclaim the device that multicomponent high concentration low discharge is interrupted organic exhaust gas active ingredient, comprise surge tank, blower fan, first-stage condenser, secondary condenser, three grades of condensers, knockout drum, the first adsorption tower, the second adsorption tower, the 3rd adsorption tower, vavuum pump, oil storage tank and sump (waste oil) pumps, surge tank is provided with organic exhaust gas import, first-stage condenser to be exported with surge tank organic exhaust gas by blower fan and is connected, first-stage condenser, secondary condenser and three grades of condensers are connected the gas-liquid import of knockout drum after being connected successively, the liquid outlet of knockout drum is connected with oil storage tank, the gas vent of knockout drum connects the gas feed of first-stage condenser, first adsorption tower, second adsorption tower, 3rd adsorption tower is connected successively, first adsorption tower, second adsorption tower and the 3rd adsorption tower all adopt active carbon and molecular sieve to load in mixture, the import of the first adsorption tower connects the gas vent of first-stage condenser, first adsorption tower, second adsorption tower, the purified gas floss hole of the 3rd adsorption tower connects chimney, first adsorption tower, second adsorption tower, the gas vent of the 3rd adsorption tower connects the gas feed of surge tank through vavuum pump, oil storage tank is connected to described sump (waste oil) pump.
Like this, organic exhaust gas enters surge tank, first-stage condenser is entered through blower fan, organic matter in oil gas is by the cryogenic gas cooling outside pipe or condensation, then enter secondary condenser organic exhaust gas to enter three grades of condensers and carry out further condensation after secondary condenser cooling or condensation, in secondary and three grades of condensers, special refrigerant is had to provide cold, most organic in oil gas is condensed, enter knockout drum, condensate liquid is stayed in tank, through three grades of condensed gases, get back to the outer oil gas with entering system of cooler tube and carry out heat exchange, enter adsorption system after gas-heated to process further, condensed organic matter enters oil storage tank and stores after knockout drum is separated.After adsorbent a period of time, stop absorption, and carry out desorption with vacuum pump evacuation.Three towers are used alternatingly, and adopt the mode loading in mixture adsorbent (active carbon/molecular sieve) to meet the multi component adsorption of organic gas.Purified gas qualified discharge after pressure-variable adsorption, is entered surge tank by the gas adsorbed after vavuum pump desorption, enters oil storage tank and store after condensation separation.
The utility model is combined by condensation method and pressure swing adsorption method, by condensation technology to the first isolation andpurification of organic exhaust gas, with pressure swing adsorption, condensed organic exhaust gas is adsorbed, purified gas qualified discharge after pressure-variable adsorption, condensed organic matter enters oil storage tank and stores after knockout drum is separated.The utility model is mainly used in the occasion of tank field and harbour generation organic exhaust gas, and the discharge index that organic exhaust gas discharges gas after this PROCESS FOR TREATMENT reaches the new discharge standard of China.
Compared with prior art, the utility model has following characteristics: (1) method of the present utility model efficiently solves the organic exhaust gas that multicomponent high concentration low discharge is interrupted and reclaims rare problem, is mainly used in reclaiming the organic exhaust gas that the occasion such as tank field and harbour produces; (2) the utility model adopts the mode that low pressure condensation and adsorption technology combine, and energy consumption is low; And can according to the feature optimum organization technique of medium; (3) method described in the utility model, the discharge gas discharge index after process can reach the requirement of the new discharge standard of China; (4) method described in the utility model can realize the Automated condtrol of height.
Accompanying drawing explanation
Fig. 1 is device connection diagram of the present utility model.
Detailed description of the invention
embodiment 1
The present embodiment is a kind of device reclaiming multicomponent high concentration low discharge and be interrupted organic exhaust gas active ingredient, as shown in Figure 1, surge tank 1, blower fan 2, first-stage condenser 3, secondary condenser 4, three grades of condensers 5, knockout drum 6, first adsorption tower 7, second adsorption tower 8, the 3rd adsorption tower 9, vavuum pump 11, oil storage tank 13 and sump (waste oil) pump 14 is comprised, surge tank 1 is provided with machine exhaust gas inlet, first-stage condenser 3 is exported with surge tank 1 organic exhaust gas by blower fan 2 and is connected, first-stage condenser 3, secondary condenser 4 and three grades of condensers 5 are connected the gas-liquid import of knockout drum 6 after being connected successively, the liquid outlet of knockout drum 6 is connected with oil storage tank 13, the gas vent of knockout drum 6 connects the gas feed of first-stage condenser 3, first adsorption tower 7, second adsorption tower 8, 3rd adsorption tower 9 is connected successively, first adsorption tower 7, second adsorption tower 8 and the 3rd adsorption tower equal 9 adopt active carbon and molecular sieve to load in mixture, the import of the first adsorption tower 7 connects the gas vent of first-stage condenser 3, first adsorption tower 7, second adsorption tower 8, the purified gas floss hole of the 3rd adsorption tower 9 connects chimney 10, first adsorption tower 7, second adsorption tower 8, the gas vent of the 3rd adsorption tower 9 connects the gas feed of surge tank 1 through vavuum pump 11, oil storage tank 13 is connected to sump (waste oil) pump 14.Be connected to pipeline bottom surge tank 1 to oil storage tank 13, oil storage tank 13 top is connected to pipeline in surge tank 1.
Organic exhaust gas enters surge tank, first-stage condenser is entered through blower fan, organic matter in oil gas is by the cryogenic gas cooling outside pipe or condensation, then enter secondary condenser organic exhaust gas to enter three grades of condensers and carry out further condensation after secondary condenser cooling or condensation, in secondary and three grades of condensers, special refrigerant is had to provide cold, most organic in oil gas is condensed, enter knockout drum, condensate liquid is stayed in tank, through three grades of condensed gases, get back to the outer oil gas with entering system of cooler tube and carry out heat exchange, enter adsorption system after gas-heated to process further, condensed organic matter enters oil storage tank and stores after knockout drum is separated.After adsorbent a period of time, stop absorption, and carry out desorption with vacuum pump evacuation.Three towers are used alternatingly, and adopt the mode loading in mixture adsorbent (active carbon/molecular sieve) to meet the multi component adsorption of organic gas.Purified gas qualified discharge after pressure-variable adsorption, is entered surge tank by the gas adsorbed after vavuum pump desorption, enters oil storage tank and store after condensation separation.
The present embodiment is used for trestle work petroleum vapor recovery, and it is complicated that multicomponent high concentration low discharge is interrupted its composition of organic exhaust gas, mainly with alkane, alkene, this series of NMHC composition; Change in concentration is frequent, and excursion is 100 ~ 90000mg/l; Flow little and be interrupted, its excursion is 10 ~ 10000m
3, be specially:
After oil filling riser is started working, by the booster fan air inducing of Operation system setting, first oil gas enter surge tank, maintains surge tank at micro-vacuum state, and surge tank is provided with pressure, instruction of reporting to the police, and front and back are all provided with control valve, regulate according to system pressure.After device starts startup, regulate oil gas input according to main pipe line force value.Gaseous mixture boosts to after operating pressure through compressor, this blower fan mainly overcomes the resistance (pressure 0.15MPaG) of waste gas system, enter first-stage condenser (first-stage condenser outlet temperature 10 DEG C), organic matter in oil gas is by the cryogenic gas cooling outside pipe or condensation, entering the secondary condenser (outlet temperature of secondary condenser-30 DEG C, now gas concentration is about 20g/m3), secondary condenser outlet oil gas enters three grades of further condensations of condenser (three grades condensator outlet temperature-60 DEG C, now gas concentration is down to about 1550mg/m3).In secondary and three grades of condensers, special refrigerant is had to provide cold, most organic in oil gas is condensed at this, enter knockout drum, condensate liquid is stayed in tank, get back to the outer oil gas with entering system of cooler tube through three grades of condensed gases and carry out heat exchange, enter adsorption system after gas-heated and process further.
Organic exhaust gas after three grades of condensers is got back to first-stage condenser from knockout drum and is carried out heat exchange with the organic exhaust gas entering first-stage condenser, the first adsorption tower is entered successively after heating, second adsorption tower and the 3rd adsorption tower carry out pressure-variable adsorption process, after purification, gas is emptying by chimney, first adsorption tower, absorption is stopped after adsorbent a period of time in second adsorption tower and the 3rd adsorption tower, and carry out desorption with vacuum pump evacuation, first adsorption tower, second adsorption tower and the 3rd adsorption tower three tower are used alternatingly, and adopt active carbon and molecular sieve to load in mixture the mode of adsorbent to meet the multi component adsorption of organic gas, regulation emission request is reached to realize NMHC content in the discharge gas after purifying.(ii) and (iii) the liquid of organic matter after one, two, three condenser condenses after knockout drum is separated enters oil storage tank, is entered surge tank by the gas adsorbed after vavuum pump desorption, after described step condensation separation, then enters oil storage tank store.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (2)
1. reclaim the device that multicomponent high concentration low discharge is interrupted organic exhaust gas active ingredient, it is characterized in that: comprise surge tank, blower fan, first-stage condenser, secondary condenser, three grades of condensers, knockout drum, the first adsorption tower, the second adsorption tower, the 3rd adsorption tower, vavuum pump, oil storage tank and sump (waste oil) pumps, described surge tank is provided with organic exhaust gas import, described first-stage condenser is exported with described surge tank organic exhaust gas by described blower fan and is connected, described first-stage condenser, secondary condenser and three grades of condensers are connected the gas-liquid import of described knockout drum after being connected successively, the liquid outlet of described knockout drum is connected with described oil storage tank, the gas vent of described knockout drum connects the gas feed of described first-stage condenser, described first adsorption tower, second adsorption tower, 3rd adsorption tower is connected successively, described first adsorption tower, second adsorption tower and the 3rd adsorption tower all adopt active carbon and molecular sieve to load in mixture, the import of described first adsorption tower connects the gas vent of described first-stage condenser, described first adsorption tower, second adsorption tower, the purified gas floss hole of the 3rd adsorption tower connects chimney, described first adsorption tower, second adsorption tower, the gas vent of the 3rd adsorption tower connects the gas feed of described surge tank through described vavuum pump, described oil storage tank is connected to described sump (waste oil) pump.
2. the device reclaiming multicomponent high concentration low discharge and be interrupted organic exhaust gas active ingredient as claimed in claim 1, is characterized in that: be connected to pipeline bottom described surge tank to described oil storage tank, described oil storage tank top is connected in pipeline to described surge tank.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107837642A (en) * | 2017-11-20 | 2018-03-27 | 浙江赛鹭鑫仪器有限公司 | A kind of petroleum vapor recovery and exhaust treatment system |
| CN107899361A (en) * | 2017-09-22 | 2018-04-13 | 广东林顿重工股份有限公司 | A kind of waste gas recovering device |
| CN111569461A (en) * | 2020-06-18 | 2020-08-25 | 青岛轮云设计研究院有限责任公司 | Solid material pyrolysis gas recovery equipment and recovery method |
| CN112897462A (en) * | 2019-12-03 | 2021-06-04 | 现代自动车株式会社 | Reforming system and reforming method using exhaust gas as cooling medium |
| CN112892144A (en) * | 2021-01-05 | 2021-06-04 | 武汉旭日华环保科技股份有限公司 | Adsorption-electric heating desorption treatment device and process for high-concentration organic waste gas |
| CN114939597A (en) * | 2022-05-27 | 2022-08-26 | 江苏省环境科学研究院 | Skid-mounted rapid emergency soil thermal desorption device |
| CN116272232A (en) * | 2023-02-22 | 2023-06-23 | 苏州博瑞达高分子材料有限公司 | Condensation recovery device and method for brominated epoxy resin |
-
2015
- 2015-10-10 CN CN201520785837.1U patent/CN205084577U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899361A (en) * | 2017-09-22 | 2018-04-13 | 广东林顿重工股份有限公司 | A kind of waste gas recovering device |
| CN107837642A (en) * | 2017-11-20 | 2018-03-27 | 浙江赛鹭鑫仪器有限公司 | A kind of petroleum vapor recovery and exhaust treatment system |
| CN112897462A (en) * | 2019-12-03 | 2021-06-04 | 现代自动车株式会社 | Reforming system and reforming method using exhaust gas as cooling medium |
| CN112897462B (en) * | 2019-12-03 | 2024-04-02 | 现代自动车株式会社 | Reforming system and reforming method using exhaust gas as cooling medium |
| CN111569461A (en) * | 2020-06-18 | 2020-08-25 | 青岛轮云设计研究院有限责任公司 | Solid material pyrolysis gas recovery equipment and recovery method |
| CN112892144A (en) * | 2021-01-05 | 2021-06-04 | 武汉旭日华环保科技股份有限公司 | Adsorption-electric heating desorption treatment device and process for high-concentration organic waste gas |
| CN114939597A (en) * | 2022-05-27 | 2022-08-26 | 江苏省环境科学研究院 | Skid-mounted rapid emergency soil thermal desorption device |
| CN116272232A (en) * | 2023-02-22 | 2023-06-23 | 苏州博瑞达高分子材料有限公司 | Condensation recovery device and method for brominated epoxy resin |
| CN116272232B (en) * | 2023-02-22 | 2024-04-05 | 苏州博瑞达高分子材料有限公司 | Condensation recovery device and method for brominated epoxy resin |
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