CN104923039A - Tail gas emission system - Google Patents
Tail gas emission system Download PDFInfo
- Publication number
- CN104923039A CN104923039A CN201510364121.9A CN201510364121A CN104923039A CN 104923039 A CN104923039 A CN 104923039A CN 201510364121 A CN201510364121 A CN 201510364121A CN 104923039 A CN104923039 A CN 104923039A
- Authority
- CN
- China
- Prior art keywords
- oil
- washing
- tail gas
- washing oil
- column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention provides a tail gas emission system which comprises a washing tower, a fan, a tail gas manifold, a washing oil circulating pump and a washing oil cooler. An inverted-U-shaped elbow is arranged on a tower incoming pipeline connecting the washing tower with the fan, an original straight pipe is changed into a non-straight pipe with an individual part bent, and the highest position of the inverted-U-shaped elbow is higher than horizontal height of the tower incoming pipeline, so that washing oil accumulated in the tower incoming pipeline is stopped from flowing towards the fan, the problem caused to normal running of the fan by the washing oil is avoided, potential safety hazards caused by burning of the washing oil are avoided, normal running of the tail gas emission system is guaranteed, and standard reaching rate of emitted tail gas is increased.
Description
Technical field
The present invention relates to coking industry exhaust emissions technical field, especially relate to a kind of tail gas discharge system.
Background technology
The various tail gas produced in coking industry production process, can not directly discharge, and must carry out absorption process, after the environmental emission standard reaching national regulation requires, could discharge tail gas.
Tail gas washing column is the device for absorbing tail gas that coking industry is conventional, and tower top adopts circulating washing oil to spray, and the toxic gas produced by the equipment such as storage tank, tower absorbs, to reduce Production Regional peculiar smell, meet the requirement of environmental protection.Capital equipment supporting with it comprises washing oil cooler and associated satellite pipeline at the bottom of exhaust fan, washing oil circulating pump, tower.Store a certain amount of washing oil in tail gas washing column tower reactor, the tail gas that each storage tank, tower etc. produce gathers to engine manifold, causes in the middle part of tail gas washing column by exhaust fan by tail gas; Washing oil in tail gas washing column tower reactor is extracted out by washing oil circulating pump, delivers to tail gas washing column column overhead and sprays, for washing absorption tail gas, and decreasing pollution thing or noxious material discharge; Due to, washing oil not only absorbs tail gas in cyclic process, also absorbs the heat that tail gas brings, and washing oil temperature can constantly raise, and causes tail gas absorption deleterious, therefore, needs to cool circulating washing oil, to ensure the operational effect of tail gas washing column.
Tail gas washing column is in running, and because circulating washing oil sprays at tower top, tail gas enters in tower in the middle part of tail gas washing column; If moisture vapor is comparatively large in tail gas, the water vapour in tail gas can condensation in course of conveying, and volume reduces, and causing tail gas to enter tower pipeline becomes micro-vacuum state, the floating component loops washing oil suck-back in tail gas washing tower can be entered tail gas and enter in tower pipeline; Circulating washing oil is saved bit by bit gradually in exhaust pipe, exhaust fan can be entered along exhaust pipe, blower fan is caused to operate abnormal, even damage, due to fan operation heat production, there is potential safety hazard in the washing oil burning also in possibility blower fan, have a strong impact on the normal operation of tail gas discharge system, reduce the compliance rate of emission.
Therefore, how to ensure the normal operation of tail gas discharge system, the compliance rate improving emission is the technical problem that those skilled in the art need solution badly.
Summary of the invention
The object of the present invention is to provide a kind of tail gas discharge system, ensure the normal operation of tail gas discharge system, improve the compliance rate of emission.
For solving above-mentioned technical problem, technical scheme provided by the invention is:
A kind of tail gas discharge system, comprise washing column, blower fan, engine manifold, washing oil circulating pump and washing oil cooler, the outlet of described blower fan is communicated with the middle part of described washing column by entering tower pipeline, the entrance of described blower fan is connected with one end of described engine manifold, the entrance of described washing oil circulating pump is connected with described washing column tower reactor, described washing oil circulation delivery side of pump is connected with the thermal fluid inlet of described washing oil cooler, the hot fluid outlet ports of described washing oil cooler is connected with described washing column tower top, describedly enter tower pipeline is provided with at least one inverted U-shaped bend pipe, the two ends of described bend pipe respectively with described enter tower pipeline be connected, the highest point of described bend pipe higher than described enter the highest point of tower pipeline.
Preferably, heat exchange type condenser is provided with between described blower fan and described engine manifold, the thermal fluid inlet of described heat exchange type condenser is connected with described engine manifold, the hot fluid outlet ports of described heat exchange type condenser is connected with the entrance of described blower fan, the cold fluid inlet of described heat exchange type condenser is communicated with cold fluid storage tank by cold fluid circulating pump, and the cold fluid outlet of described heat exchange type condenser is communicated with described cold fluid storage tank by cooling device.
Preferably, described cold fluid storage tank is cold water tank.
Preferably, the cold fluid inlet of described heat exchange type condenser is also connected with the oil-feed port of thermal oil heating piping system, and the cold fluid outlet of described heat exchange type condenser is also connected with the oil return opening of thermal oil heating piping system by heat conduction oil circulating pump.
Preferably, described washing oil circulating pump outlet be also connected with washing oil regenerating column, described regenerating wash oil column overhead is connected with the entrance of regeneration condenser, and the described gaseous phase outlet of regeneration condenser is connected with the entrance of vavuum pump, and the liquid-phase outlet of described regeneration condenser is connected with described washing column tower reactor.
Preferably, heat-conducting oil pipes is embedded with in described washing oil regenerating column tower reactor, one end of described heat-conducting oil pipes is connected with the oil-feed port of thermal oil heating piping system, the other end of described heat-conducting oil pipes is connected by the oil return opening of heat conduction oil circulating pump with described thermal oil heating piping system, and described washing oil regenerating column tower reactor is connected with residual oil pump.
Preferably, described washing oil circulation delivery side of pump is connected with described washing oil regenerating column by liquid-liquid heat exchanger, the thermal fluid inlet of described liquid-liquid heat exchanger is connected with the oil-feed port of described thermal oil heating piping system, and the hot fluid outlet ports of described liquid-liquid heat exchanger is connected by the oil return opening of heat conduction oil circulating pump with described thermal oil heating piping system.
Preferably, described vacuum delivery side of pump is connected with described engine manifold.
Compared with prior art, the invention provides a kind of tail gas discharge system, comprise washing column, blower fan, engine manifold, washing oil circulating pump and washing oil cooler, by arranging inverted U-shaped bend pipe at connection washing column and entering on tower pipeline of blower fan, original straight tube is changed over the non-straight tube of individual sites bending, the highest point of inverted U-shaped bend pipe is higher than the highest point entering tower pipeline, the washing oil accumulated in tower pipeline is prevented to flow to blower fan, the problem that the normal operation avoiding washing oil fan brings, it also avoid the potential safety hazard of washing oil burning, thus ensure that the normal operation of tail gas discharge system, improve the compliance rate of emission.
Further, heat exchange type condenser is provided with between described blower fan and described engine manifold, the thermal fluid inlet of described heat exchange type condenser is connected with described engine manifold, the hot fluid outlet ports of described heat exchange type condenser is connected with the entrance of described blower fan, the cold fluid inlet of described heat exchange type condenser is communicated with cold fluid storage tank by cold fluid circulating pump, and the cold fluid outlet of described heat exchange type condenser is communicated with described cold fluid storage tank by cooling device.
The present invention is by arranging heat exchange type condenser at fans entrance, before tail gas enters blower fan, tail gas is cooled, the condensable gas condensations such as the water vapour in tail gas, heavy oil are got off, reduce the content of condensable gas in the tail gas entered in blower fan, decrease the condensation number of condensable gas in blower fan, the impact that the normal operation reducing tail gas condensing liquid fan brings, reduce the repair rate of blower fan, thus ensure that the normal operation of tail gas discharge system, improve the compliance rate of emission.
Further, described washing oil circulating pump outlet be also connected with washing oil regenerating column, described regenerating wash oil column overhead is connected with the entrance of regeneration condenser, the described gaseous phase outlet of regeneration condenser is connected with the entrance of vavuum pump, and the liquid-phase outlet of described regeneration condenser is connected with described washing column tower reactor.
The present invention by arranging washing oil regenerating column outside washing column, by the distillatory refining regeneration in washing oil regenerating column of the washing oil containing a large amount of impurity in washing column tower reactor, the regeneration washing oil obtained becomes liquid to return washing column from regenerator tower top through condenser condenses, and the tower reactor that the residual oil containing a large amount of impurity accumulates in washing oil regenerating column continues distillation.The present invention, by by regenerating wash oil, is stripped of a large amount of impurity in washing oil, makes washing oil recover original washing adsorption capacity, washing oil after regeneration returns scrubbing tower, improve the clean result of scrubbing tower, thus ensure that the normal operation of tail gas discharge system, improve the compliance rate of emission.
The present invention carries out indirect by conduction oil to the residual oil in regenerator tower reactor, take full advantage of the feature of heat-conductive-oil high-temperature, low pressure, safety, improve the temperature of residual oil and the stability of temperature, thus ensure that the normal operation of tail gas discharge system, improve the compliance rate of emission.Vacuum distillation is adopted in regenerator, negative pressure is produced by vavuum pump, subnormal ambient reduces the volatilization temperature of washing oil, improve the volatilization degree of regeneration washing oil, improve the quality of regeneration washing oil, after the washing oil with better quality returns washing column, ensure that the normal operation of tail gas discharge system, improve the compliance rate of emission.
Accompanying drawing explanation
The operation principle schematic diagram of the tail gas discharge system that Fig. 1 provides for the embodiment of the present invention.
In figure: 1 tail gas discharge system, 101 washing columns, 102 blower fans, 103 engine manifolds, 104 washing oil circulating pumps, 105 washing oil coolers, 106 enter tower pipeline, 107 inverted U-shaped bend pipes, 2 cooling subsystems, 201 heat exchange type condensers, 202 cold fluid circulating pumps, 203 cold fluid storage tanks, 204 cooling devices, 3 thermal oil heating piping systems, 301 heat-conducting oil furnaces, 302 heat conduction oil circulating pumps, 4 regeneration subsystem, 401 washing oil regenerating columns, 402 regeneration condensers, 403 vavuum pumps, 404 residual oil pumps, 405 liquid-liquid heat exchanger.
Detailed description of the invention
In order to make those skilled in the art understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
The operation principle schematic diagram of the tail gas discharge system that Fig. 1 provides for the embodiment of the present invention.
The invention provides a kind of tail gas discharge system 1, comprise washing column 101, blower fan 102, engine manifold 103, washing oil circulating pump 104 and washing oil cooler 105, the outlet of blower fan 102 is communicated with the middle part of washing column 101 by entering tower pipeline 106, the entrance of blower fan 102 is connected with one end of engine manifold 103, the entrance of washing oil circulating pump 104 is connected with washing column 101 tower reactor, the outlet of washing oil circulating pump 104 is connected with the thermal fluid inlet of washing oil cooler 105, the hot fluid outlet ports of washing oil cooler 105 is connected with washing column 101 tower top, enter on tower pipeline 106 and be provided with at least one inverted U-shaped bend pipe 107, the two ends of bend pipe respectively with enter tower pipeline 106 and be connected, the highest point of bend pipe is higher than the highest point entering tower pipeline 106.
The invention provides a kind of tail gas discharge system 1, comprise washing column 101, blower fan 102, engine manifold 103, washing oil circulating pump 104 and washing oil cooler 105, by arranging inverted U-shaped bend pipe 107 at connection washing column 101 and entering on tower pipeline 106 of blower fan 102, original straight tube is changed over the non-straight tube of individual sites bending, the highest point of inverted U-shaped bend pipe 107 is higher than the level height entering tower pipeline 106, the washing oil accumulated in tower pipeline 106 is prevented to flow to blower fan 102, the problem that the normal operation avoiding washing oil fan 102 brings, it also avoid the potential safety hazard of washing oil burning, thus ensure that the normal operation of tail gas discharge system 1, improve the compliance rate of emission.Preferably, above-mentioned inverted U-shaped bend pipe 107 is 1, and be highly 500mm ~ 800mm, caliber is identical with the caliber entering tower pipeline 106, and the distance between washing column 101 gas inlet is 500mm ~ 600mm.
Tail gas is multiple operation output in coking industry, and be a kind of gas obtained after respective operation carries out gas treatment, tail gas discharge system 1 is the purified treatment again of tail gas, to reach environmental emission standard.The tail gas be summarised in engine manifold 103 also contains a large amount of condensable gas such as water vapour, heavy oil gas, and exhaust temperature is at 100 DEG C ~ 120 DEG C.Part condensable gas can be condensed into liquid in blower fan 102, stick on blower fan 102 blade, blower fan 102 is caused to vibrate, wearing and tearing are accelerated, energy consumption increases, and the ability of conveying tail gas declines, and liquid accumulates in blower fan 102 inner bottom part, easily ignited by the high temperature in blower fan 102, there is very high potential safety hazard.
For this reason, in tail gas discharge system 1 provided by the invention, heat exchange type condenser 201 is provided with between blower fan 102 and engine manifold 103, the thermal fluid inlet of heat exchange type condenser 201 is connected with engine manifold 103, the hot fluid outlet ports of heat exchange type condenser 201 is connected with the entrance of blower fan 102, the cold fluid inlet of heat exchange type condenser 201 is communicated with cold fluid storage tank 203 by cold fluid circulating pump 202, and the cold fluid outlet of heat exchange type condenser 201 is communicated with cold fluid storage tank 203 by cooling device 204.Heat exchange type condenser 201, cold fluid circulating pump 202, cold fluid storage tank 203, cooling device 204 form a cooling subsystem 2 cooled tail gas.
The present invention carried out heat exchange cooling to tail gas before entering blower fan 102 at tail gas, tail gas is down to less than 50 DEG C, by the water vapour of the overwhelming majority in tail gas, the condensable gas such as heavy oil gas are condensed into liquid, liquid is regularly discharged from heat exchange type condenser 201, make the tail gas entering blower fan 102 cleaner, decrease the condensing liquid quantity that tail gas produces in blower fan 102, decrease the adhesion liquid measure on blower fan 102 blade, decrease the condensate liquid burden of blower fan 102 inner bottom part, ensure that the normal table of blower fan 102 runs, ensure that the normal operation of tail gas discharge system 1, improve the compliance rate of emission.
In one embodiment of the invention, above-mentioned cold fluid storage tank 203 is cold water tank, namely adopts cold water as the cold fluid of heat exchange type condenser 201, preferably, as the low-temperature water heating that other operation or equipment entrance need after cold water heat exchange.
The thermal fluid inlet of heat exchange type condenser 201 is gas inlet, and the hot fluid outlet ports of heat exchange type condenser 201 is offgas outlet; The cold fluid inlet of heat exchange type condenser 201 is cold water inlet, and the cold fluid outlet of heat exchange type condenser 201 is cooling water outlet.Cooling device 204 is preferably cooling tower.
Above-mentioned heat exchange type condenser 201 preferably shell-and-tube heat exchanger, tail gas preferably walks tube side.The condensed liquid adhesive of condensable gas such as the water vapour in tail gas, heavy oil gas are comparatively strong, of long duration, can cause line clogging, lose the function of heat exchange condensation.
For this reason, in tail gas discharge system 1 provided by the invention, the cold fluid inlet of heat exchange type condenser 201 is also connected with the oil-feed port of thermal oil heating piping system 3, and the cold fluid outlet of heat exchange type condenser 201 is also connected with the oil return opening of thermal oil heating piping system 3 by heat conduction oil circulating pump 302.
The oil-feed port of the cold fluid inlet of heat exchange type condenser 201 with thermal oil heating piping system 3 is connected by the present invention, when after line clogging, stop supply tail gas, then stop supplying cold water to heat exchange type condenser 201, start to the conduction oil of heat exchange type condenser 201 supplying high temperature, the high temperature of interests conduction oil by the tamper heat fused in pipeline, from outflow conduit, discharge heat exchange type condenser 201, thus by the pipe-dredging of blocking.After dredging, stop the conduction oil of supplying high temperature, recover supply cold water, then recover supply tail gas, again heat exchange condensation is carried out to tail gas.
The cold fluid inlet of heat exchange type condenser 201 is connected cold fluid circulating pump 202 and thermal oil heating piping system 3 by the present invention simultaneously, can cool to tail gas, heat fused can be carried out again to the tamper in pipeline, heat exchange type condenser 201 can be cooled tail gas sustainedly and stably, efficiently, ensure that the normal operation of tail gas discharge system 1, improve the compliance rate of emission.
In washing column 101, washing oil and tail gas convection current run, pollutant in tail gas is absorbed, drop to washing column 101 tower reactor, then by washing oil circulating pump 104 dozens to washing column 101 tower top, circulated sprinkling, makes the pollutant load in washing oil increase gradually, reduce the detergent power of washing oil, reduce the compliance rate of emission.
For this reason, in tail gas discharge system 1 provided by the invention, washing oil circulating pump 104 outlet be also connected with washing oil regenerating column 401, washing oil regenerating column 401 tower top is connected with the entrance of regeneration condenser 402, the gaseous phase outlet of regeneration condenser 402 is connected with the entrance of vavuum pump 403, and the liquid-phase outlet of regeneration condenser 402 is connected with washing column 101 tower reactor.
Washing oil regenerating column 401, regeneration condenser 402, vavuum pump 403, residual oil pump 404 form a regeneration subsystem 4 regenerated washing oil.What carry out in washing oil regenerating column 401 is distillatory refining process, utilizes the difference of component boiling point under ambient pressure, washing oil is become gas phase from the washing oil containing a large amount of pollutant and evaporates, thus washing oil is regenerated.This regeneration subsystem 4 adopts vacuum distillation to regenerate, improve the volatilization degree of washing oil, purer washing oil can be obtained, reduce the volatilization temperature of washing oil, reduce washing oil and enter temperature in the temperature of washing oil regenerating column 401 and washing oil regenerating column 401 tower reactor, reduce energy consumption and production cost.
Further, heat-conducting oil pipes is embedded with in washing oil regenerating column 401 tower reactor, one end of heat-conducting oil pipes is connected with the oil-feed port of thermal oil heating piping system 3, the other end of heat-conducting oil pipes is connected with the oil return opening of thermal oil heating piping system 3 by heat conduction oil circulating pump 302, and washing oil regenerating column 401 tower reactor is connected with residual oil pump 404.
Thermal oil heating piping system 3 utilizes combustion fuel or electrical heating by heat-conducting oil heating, by circulating pump, the conduction oil after heating is transported to heating equipment, then gets back to heat-conducting oil furnace 301 by heating equipment oil-out, forms a complete loop heating system.Thermal oil heating piping system 3 adopts digital display type temperature controller temperature control, has overtemperature alarm, low oil level is reported to the police, over pressure warning function because high temperature, low pressure, the advantage such as to operate steadily and being widely used.Thermal oil heating piping system 3 comprises heat-conducting oil furnace 301, heat conduction oil circulating pump 302, the oil pipeline of gs-oil separator, oil storage tank, expansion slot and connection the said equipment.
Preferably, the thermal oil heating piping system 3 in regeneration subsystem 4 is the thermal oil heating piping system 3 to the heat supply of above-mentioned heat exchange type condenser 201, decreases equipment investment and plant maintenance amount, improves the utilization rate of equipment.
The present invention utilizes regeneration subsystem 4 by regenerating wash oil, remove a large amount of pollutants in washing oil, recover the original washing adsorption capacity of washing oil, the washing oil after regeneration returns washing column 101 tower top spray tail gas, thus ensure that the normal operation of tail gas discharge system 1, improve the compliance rate of emission.
The essence of washing oil regenerating column 401 is rectifying columns, and what carry out is distillation process.Washing oil is entered by the middle part of washing oil regenerating column 401, successively flow downwards, in the process of flowing, the component that vapour pressure is larger becomes gas phase volatilization, successively rise, successively distillatory refining in the process risen, finally obtains the higher gas phase washing oil of purity and is discharged by washing oil regenerating column 401 tower top, and the component that vapour pressure is less continues to keep liquid, successively flow downward, finally obtain the liquid phase that impurity is higher, accumulate in washing oil regenerating column 401 tower reactor, be residual oil.In distillation processing procedure, the temperature of raw material to distilling effect and product quality very important.
For this reason, the outlet of washing oil circulating pump 104 is connected with washing oil regenerating column 401 by liquid-liquid heat exchanger 405, the thermal fluid inlet of liquid-liquid heat exchanger 405 is connected with the oil-feed port of thermal oil heating piping system 3, and the hot fluid outlet ports of liquid-liquid heat exchanger 405 is connected with the oil return opening of thermal oil heating piping system 3 by heat conduction oil circulating pump 302.
In the present invention, before washing oil enters washing oil regenerating column 401, thermal oil heating piping system 3 is utilized to carry out indirect to washing oil in liquid-liquid heat exchanger 405, what improve washing oil enters tower temperature, improve distilling effect and the product quality of washing oil regenerating column 401, thus ensure that the normal operation of tail gas discharge system 1, improve the compliance rate of emission.
In one embodiment of the invention; the outlet of vavuum pump 403 is connected with engine manifold 103; the tail gas that vavuum pump 403 is extracted out in washing oil regenerating column 401 is sent into engine manifold 103; gather with other tail gas; washing column 101 purified treatment is sent to for one piece through blower fan 102; finally enter air, take full advantage of system purification ability, protect environment.
Above-mentioned each independent technical scheme all can ensure the normal operation of tail gas discharge system, improve the compliance rate of emission, but multiple laddering technical scheme combines superposition mutually, cooperatively interact between technical scheme, mutually promote, form an overall plan, the technique effect reached can be much better than the technique effect of single technical scheme, synergistic effect is remarkable, ensures the normal operation of tail gas discharge system, improves the compliance rate of emission.
The method that the application does not describe in detail and device are prior art.
Apply specific embodiment herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (8)
1. a tail gas discharge system, comprise washing column, blower fan, engine manifold, washing oil circulating pump and washing oil cooler, the outlet of described blower fan is communicated with the middle part of described washing column by entering tower pipeline, the entrance of described blower fan is connected with one end of described engine manifold, the entrance of described washing oil circulating pump is connected with described washing column tower reactor, described washing oil circulation delivery side of pump is connected with the thermal fluid inlet of described washing oil cooler, the hot fluid outlet ports of described washing oil cooler is connected with described washing column tower top, it is characterized in that, describedly enter tower pipeline is provided with at least one inverted U-shaped bend pipe, the two ends of described bend pipe respectively with described enter tower pipeline be connected, the highest point of described bend pipe higher than described enter the highest point of tower pipeline.
2. tail gas discharge system according to claim 1, it is characterized in that, heat exchange type condenser is provided with between described blower fan and described engine manifold, the thermal fluid inlet of described heat exchange type condenser is connected with described engine manifold, the hot fluid outlet ports of described heat exchange type condenser is connected with the entrance of described blower fan, the cold fluid inlet of described heat exchange type condenser is communicated with cold fluid storage tank by cold fluid circulating pump, and the cold fluid outlet of described heat exchange type condenser is communicated with described cold fluid storage tank by cooling device.
3. tail gas discharge system according to claim 2, is characterized in that, described cold fluid storage tank is cold water tank.
4. tail gas discharge system according to claim 2, it is characterized in that, the cold fluid inlet of described heat exchange type condenser is also connected with the oil-feed port of thermal oil heating piping system, and the cold fluid outlet of described heat exchange type condenser is also connected with the oil return opening of thermal oil heating piping system by heat conduction oil circulating pump.
5. tail gas discharge system according to claim 1, it is characterized in that, described washing oil circulating pump outlet be also connected with washing oil regenerating column, described regenerating wash oil column overhead is connected with the entrance of regeneration condenser, the described gaseous phase outlet of regeneration condenser is connected with the entrance of vavuum pump, and the liquid-phase outlet of described regeneration condenser is connected with described washing column tower reactor.
6. tail gas discharge system according to claim 5, it is characterized in that, heat-conducting oil pipes is embedded with in described washing oil regenerating column tower reactor, one end of described heat-conducting oil pipes is connected with the oil-feed port of thermal oil heating piping system, the other end of described heat-conducting oil pipes is connected by the oil return opening of heat conduction oil circulating pump with described thermal oil heating piping system, and described washing oil regenerating column tower reactor is connected with residual oil pump.
7. tail gas discharge system according to claim 5, it is characterized in that, described washing oil circulation delivery side of pump is connected with described washing oil regenerating column by liquid-liquid heat exchanger, the thermal fluid inlet of described liquid-liquid heat exchanger is connected with the oil-feed port of described thermal oil heating piping system, and the hot fluid outlet ports of described liquid-liquid heat exchanger is connected by the oil return opening of heat conduction oil circulating pump with described thermal oil heating piping system.
8. tail gas discharge system according to claim 5, is characterized in that, described vacuum delivery side of pump is connected with described engine manifold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510364121.9A CN104923039B (en) | 2015-06-26 | 2015-06-26 | Tail gas emission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510364121.9A CN104923039B (en) | 2015-06-26 | 2015-06-26 | Tail gas emission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104923039A true CN104923039A (en) | 2015-09-23 |
| CN104923039B CN104923039B (en) | 2017-04-19 |
Family
ID=54110658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510364121.9A Expired - Fee Related CN104923039B (en) | 2015-06-26 | 2015-06-26 | Tail gas emission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104923039B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261771A (en) * | 2017-07-07 | 2017-10-20 | 攀钢集团攀枝花钢钒有限公司 | Tar production treating tail gas device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200958877Y (en) * | 2006-09-05 | 2007-10-10 | 蒋树田 | Waste oil-gas recovery utilizer |
| CN202398261U (en) * | 2011-12-01 | 2012-08-29 | 中色科技股份有限公司 | Multiple-absorption-tower multiple-spray full oil recycling device |
| CN202460416U (en) * | 2011-11-25 | 2012-10-03 | 曲靖众一精细化工股份有限公司 | Recovery device of solvent in non-condensable gas containing solvent steam |
| CN203610019U (en) * | 2013-10-14 | 2014-05-28 | 航天环境工程有限公司 | Cyclone distillation desorption column |
| CN204973481U (en) * | 2015-06-26 | 2016-01-20 | 山东钢铁股份有限公司 | Tail gas discharge system |
-
2015
- 2015-06-26 CN CN201510364121.9A patent/CN104923039B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200958877Y (en) * | 2006-09-05 | 2007-10-10 | 蒋树田 | Waste oil-gas recovery utilizer |
| CN202460416U (en) * | 2011-11-25 | 2012-10-03 | 曲靖众一精细化工股份有限公司 | Recovery device of solvent in non-condensable gas containing solvent steam |
| CN202398261U (en) * | 2011-12-01 | 2012-08-29 | 中色科技股份有限公司 | Multiple-absorption-tower multiple-spray full oil recycling device |
| CN203610019U (en) * | 2013-10-14 | 2014-05-28 | 航天环境工程有限公司 | Cyclone distillation desorption column |
| CN204973481U (en) * | 2015-06-26 | 2016-01-20 | 山东钢铁股份有限公司 | Tail gas discharge system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261771A (en) * | 2017-07-07 | 2017-10-20 | 攀钢集团攀枝花钢钒有限公司 | Tar production treating tail gas device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104923039B (en) | 2017-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104403704B (en) | Steam Heating washing oil negative pressure crude benzol distil process and equipment | |
| CN103561848A (en) | Combustion exhaust gas treatment system and combustion exhaust gas treatment method | |
| CN104654874B (en) | Acid regeneration unit waste gas residual heat reclaims and exhaust treatment system and method | |
| CN102927547A (en) | Heat pipe type organic working medium falling film evaporation low-temperature exhaust heat utilization system | |
| CN204973481U (en) | Tail gas discharge system | |
| US9314732B2 (en) | Systems and methods for reducing the energy requirements of a carbon dioxide capture plant | |
| CN104190197B (en) | Coke wet quenching tower top loss waste gas purification apparatus and process for purifying | |
| CN104607014B (en) | Energy-saving process for heating tail gas by using surplus steam | |
| CN104923039A (en) | Tail gas emission system | |
| CN104910952B (en) | Catalytic cracking apparatus stable absorption unit and desulfurization unit shutdown sealed relaying purging process | |
| CN204779506U (en) | High temperature dust -laden coal gas dust removal purification system | |
| CN202398261U (en) | Multiple-absorption-tower multiple-spray full oil recycling device | |
| CN216712015U (en) | Circulating system for recycling waste heat of ammonia water for potassium carbonate desulfurization regeneration heat source | |
| CN105833688B (en) | The energy-saving clean tapping equipment of coke oven underground flue gas | |
| CN104531177A (en) | Cooling circulation method for coke quenching water vapor and device | |
| CN201175643Y (en) | Gas dust-removing dehydrating device | |
| CN108079736A (en) | A kind of flashed vapour purification-recovery system | |
| CN102633264A (en) | Method for recycling chlorosilane in discharge liquid in washing tower and special device for same | |
| CN110894954A (en) | High-temperature tail gas purification and waste heat recovery system | |
| CN104826348A (en) | Extraction mixed liquor treatment method by recycling steam condensate waste heat | |
| CN204182257U (en) | Coke wet quenching tower top loss waste gas purification apparatus | |
| EP2943267A1 (en) | Systems and methods for reducing the energy requirements of a carbon dioxide capture plant | |
| CN211650305U (en) | High-temperature tail gas purification and waste heat recovery system | |
| CN214289652U (en) | Condenser with dust cleaning function | |
| US20240157286A1 (en) | Chilled ammonia-based carbon dioxide abatement system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20190626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |