CN209237637U - A kind of cold bulging volatilization gas zero-emission negative pressure recovery system - Google Patents
A kind of cold bulging volatilization gas zero-emission negative pressure recovery system Download PDFInfo
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- CN209237637U CN209237637U CN201822014428.8U CN201822014428U CN209237637U CN 209237637 U CN209237637 U CN 209237637U CN 201822014428 U CN201822014428 U CN 201822014428U CN 209237637 U CN209237637 U CN 209237637U
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Abstract
The cold bulging volatilization gas zero-emission negative pressure recovery system of the utility model, including the source VOCs, VOCs release point, gas pressure autobalance, gas sampling tank, emptying groove, safe emergency unit and gas processing device.Gas pressure autobalance is body structure, and the source VOCs and VOCs release point are connect by connecting line with the VOCs gas entrance of gas pressure autobalance respectively, and nitrogen pipeline is connected on connecting line.Gas vent is connected to gaspipe line by gas sampling tank, safe emergency unit and gas processing device, and gaspipe line is negative pressure.Liquid outlet passes through discharging of waste liquid piping connection to emptying groove.The utility model in conjunction with coal gas system, is collected the source VOCs and release point VOCs gas by gas pressure autobalance, and the recyclable materials of high efficiente callback VOCs realize volatile organic matter zero-emission, advantageously reduce atmosphere pollution, conservation of nature environment.
Description
Technical field
The utility model belongs to waste gas recovery and environmental protection technical field, and it is negative to be related to a kind of cold bulging volatilization gas zero-emission
Press recovery system.
Background technique
VOCs ingredient be mainly tar gas, ammonia, hydrogen cyanide, hydrogen sulfide, non-methane total hydrocarbons, BaP and naphthalene etc. at
Point.Total industrial volatile organic matter (VOCs) annual emissions in the whole nation have been met or exceeded complete at 20,000,000 tons or more at present
The emission level of state NOx, and as the development of national economy shows ever-increasing trend, to containing volatile organic matter
(VOCs) situation of industrial waste gas environment protection treating is very severe.
It is existing in the administering method containing volatile organic matter (VOCs) industrial waste gas environmental protection, absorption method is most economical and capable
Effective Wind Volume, low concentration contain volatile organic matter (VOCs) industrial waste gas environment protection treating and recycling method.But it all deposits
Poor for applicability, energy consumption is high, solvent goes bad the disadvantages of serious, volatile organic matter industrial waste gas environment protection treating and recycling are become
The hot spot of industry research.
Authorization Notice No. is that CN203540321U discloses " HCl and volatile organic compounds recovery device in a kind of gas, by gas
Body flow direction successively includes by-pass filtration trapping area, wash zone, secondary filtration trapping area, alkali liquid washing area, gas sucking
With boost in pressure area, cryogenic temperature condensation recovery area；Wherein in trap filter area be arranged fabric filtration trapping media, wash zone and
The filler of gas-liquid contact is arranged in alkali liquid washing area, and refrigeration system is arranged in cryogenic temperature condensation recovery area ".The utility model patent can be complete
Hydrochloric acid mist, HCl gas effectively remove and the high efficiente callback of volatile organic steam, but can not achieve VOCs zero-emission
It puts and is recycled with negative pressure.
Utility model content
The purpose of the utility model is to provide a kind of cold bulging volatilization gas zero-emission negative pressure recovery system, high efficiente callback VOCs
Recyclable materials, reduce the wasting of resources, realize volatile organic matter zero-emission, reduce atmosphere pollution, conservation of nature environment.
The technical solution of the utility model is: cold bulging volatilization gas zero-emission negative pressure recovery system, including the source VOCs, VOCs
Release point and gaspipe line.System is equipped with gas pressure autobalance, gas sampling tank, emptying groove, safe emergency unit, gas
Body processing equipment and nitrogen pipeline.Gas pressure autobalance is body structure, and gas pressure autobalance is equipped with VOCs
Gas entrance, gas vent and liquid outlet.The source VOCs and VOCs release point are put down by connecting line with gas pressure automatically respectively
The VOCs gas entrance of weighing apparatus connects, and connecting line is equipped with valve, and nitrogen pipeline is connected on connecting line.Gas vent passes through
Exhaust pipe road is connected to gas sampling tank, and gas sampling tank is connected to coal by safe emergency unit and gas processing device
Air pipe.Liquid outlet passes through discharging of waste liquid piping connection to emptying groove.
Gas processing device is that cooler and/or electric catching apparatus, safe emergency unit are connected to cooler and/or electric fishing
Collect equipment, cooler and/or electric catching apparatus are connected to gaspipe line.Gas pressure autobalance is equipped with handicapping fire and explosion-proof exhales
It inhales valve and safe nitrogen seals facility, exhaust pipe road is equipped with pressure-regulating valve.Safe emergency unit includes that oxygen content is supervised automatically
Instrument, accident automatic stop valve, blowdown piping and alarm are surveyed, blowdown piping is equipped with blow valve.The source VOCs and VOCs release point with
The connecting line entrance of gas pressure autobalance is equipped with fire arrester equipped with fire arrester, exhaust pipe way outlet is installed additional.System
System is equipped with control equipment, and control equipment is single-chip microcontroller or PLC, and control equipment contains with back-fire relief explosion-proof respiration valve, pressure-regulating valve, oxygen
Amount automonitor, accident automatic stop valve, blowdown piping blow valve connected with alarm circuit.The source VOCs includes tar
Ship, oily storage tank, crude benzol tank and oil-washing tank, other sources VOCs and VOCs release point also belong to the range of the utility model protection.
VOCs ingredient is mainly tar gas, ammonia, hydrogen cyanide, hydrogen sulfide, non-methane total hydrocarbons, BaP and naphthalene, the VOCs of other ingredients
Gas also belongs to the air range of the utility model processing.The container top handicapping fire explosion-proof respiration valve in the source VOCs, safe nitrogen envelope
And pressure-regulating valve.
The source VOCs and release point and the connecting line of gas pressure autobalance are equipped with pressure gauge, gas sampling tank and peace
The connecting line of full emergency unit is equipped with pressure gauge.Recovery system is equipped with steam pipework, and steam pipework is equipped with valve, gas pressure
Steam pipe coil is equipped in autobalance, steam pipework is connect with steam pipe coil.Gaspipe line is negative pressure state, and gas pressure is certainly
Dynamic blancer successively passes through gas sampling tank, safe emergency unit and gas processing device and is connected to gaspipe line, makes recycling system
System negative-pressure operation, passes through the pressure-regulating valve regulating gas automatic pressure-balancing device of exhaust pipe road and entire recovery system
Pressure.
The cold bulging volatilization gas zero-emission negative pressure recovery system of the utility model passes through gas pressure autobalance and coal gas
System combines, and is collected to the VOCs gas in the source VOCs and release point, is analyzed by differential pressure and carry out pressure equilibrium adjustment, and is right
The exhaust gas of collection carries out gas-liquid separation, and the recyclable materials of high efficiente callback VOCs reduce the wasting of resources, realizes volatile organic matter
Zero-emission, advantageously reduces atmosphere pollution, and conservation of nature environment increases Business Economic Benefit.
Detailed description of the invention
Fig. 1 is the flow diagram of the cold bulging volatilization gas zero-emission negative pressure recovery system of the utility model；
Fig. 2 is the flow diagram of the utility model another embodiment；
Wherein: 1-nitrogen pipeline, 2-steam pipeworks, 3-tar ships, 4-oily storage tanks, 5-release points, 6-valves,
7-pressure gauges, 8-gas pressure autobalances, 9-exhaust pipe roads, 10-discharging of waste liquid pipelines, 11-controls are set
Standby, 12-gas sampling tanks, 13-emptying grooves, 14-safe emergency units, 15-coolers, 16-crude benzol tanks, 17-washing oil
Tank, 18-steam coils, 19-connecting lines, 20-electric catching apparatus, 21-pressure-regulating valves.
Specific embodiment
The utility model is described in detail below with reference to embodiment and attached drawing.Scope of protection of the utility model is not limited to
Embodiment, those skilled in the art make any change within the scope of the claims and also belong to the utility model protection
Range.
Embodiment 1
The cold bulging volatilization gas zero-emission negative pressure recovery system of the utility model is as shown in Figure 1, include tar ship 3, oily storage tank
4, release point 5, gas pressure autobalance 8, gas sampling tank 12, emptying groove 13, nitrogen pipeline 1, steam pipework 2, safety
Emergency unit 14, cooler 15 and control equipment 11, control equipment are single-chip microcontroller.Gas pressure autobalance 8 is cabinet knot
Structure, gas pressure autobalance are equipped with VOCs gas entrance, gas vent and liquid outlet.It is set in gas pressure autobalance
There is steam coil 18, steam pipework is connect with steam coil.Tar ship, oily storage tank and release point respectively by connecting line 19 with
The VOCs gas entrance of gas pressure autobalance connects, and connecting line 19 is equipped with valve 6, and nitrogen pipeline is connected to connecting tube
On road 19.The gas vent of gas pressure autobalance 8 is connected to gas sampling tank by exhaust pipe road 9, and exhaust gas is received
Collect tank 12 by piping connection to safe emergency unit, safe emergency unit is connected to cooler, and cooler is connected to external
Gaspipe line.Gaspipe line is negative pressure, pressure 300Pa, and gas pressure autobalance is connected to gaspipe line, makes the recycling be
System negative-pressure operation, passes through the pressure-regulating valve regulating gas automatic pressure-balancing device of exhaust pipe road and entire recovery system
Pressure.The liquid outlet of gas pressure autobalance 8 is connected to emptying groove by discharging of waste liquid pipeline 10.It the source VOCs and puts
Steam-traced pipe is housed on scatterplot VOCs to the connecting line 19 and discharging of waste liquid pipeline 10 of gas pressure autobalance 8,
And it installs steam blowing entrance additional, prevents from condensing blocking in pipeline.The top of gas pressure autobalance is anti-equipped with handicapping fire
Quick-fried breather valve and safe nitrogen seal facility, and exhaust pipe road 9 is equipped with pressure-regulating valve 21.Safe emergency unit 14 contains including oxygen
Automonitor, accident automatic stop valve, blowdown piping and alarm are measured, blowdown piping is equipped with blow valve.The source VOCs and VOCs
Release point and the connecting line entrance of gas pressure autobalance 8 are equipped with equipped with fire arrester, the outlet of exhaust pipe road 9 is installed additional
Fire arrester.Single-chip microcontroller and back-fire relief explosion-proof respiration valve, oxygen content automonitor, accident automatic stop valve, are put pressure-regulating valve 21
The blow valve on blank pipe road, alarm, the valve in nitrogen pipeline 1 connect with the valve circuit on steam pipework 2, and are with recycling
Each pressure sensor of system is connected with temperature sensor communication.Tar ship, oily storage tank and release point are put down automatically with gas pressure
The connecting line of weighing apparatus is equipped with pressure gauge 7, and gas sampling tank 12 and the connecting line of safe emergency unit 14 are equipped with pressure gauge.
The operational process of the cold bulging volatilization gas zero-emission negative pressure recovery system of the utility model are as follows: open in nitrogen pipeline
Valve is filled with nitrogen, and connection gas pressure autobalance 8 to gaspipe line adjusts the pressure-regulating valve of exhaust pipe road
21, so that recovery system is in negative-pressure operation state.It opens gas pressure autobalance VOCs gas entrance and tar ship 3, oil stores up
Valve on slot 4 and each release 5 pipelines of point, tar gas, hydrogen cyanide, hydrogen sulfide and the non-first of tar ship, oily storage tank and release point
The total appropriate hydrocarbon gas of alkane enters gas pressure autobalance 8 under the action of negative pressure.Steam pipework valve is opened, steam coil 18 is passed through
VOCs gas in gas pressure autobalance is heated, heating temperature is 80 DEG C.It is analyzed by differential pressure and carries out pressure
Equilibrium adjustment, and carry out gas-liquid separation.Liquid after separation arrives emptying groove 13 through discharging of waste liquid pipeline 10, is ready for further
Separating treatment.The gas isolated is collected through exhaust pipe road 9 to gas sampling tank 12, then through safe emergency unit 14
Make fuel to gaspipe line with after cooler cooling.Safe emergency unit 14 ensures that recovery system is safely operated, when oxygen in pipeline
When content is exceeded or disconnection fault occurs for blower, accident automatic stop valve is automatically closed, opens the blow valve of blowdown piping, and leads to
The automatic adjustment of differential pressure limit value is crossed, guarantees that exhaust gas normally conveys.Cold bulging volatilization gas zero-emission negative pressure is controlled by single-chip microcontroller to return
The operational process of receipts system realizes automatic operation.
Embodiment 2
The utility model another embodiment is as shown in Fig. 2, include crude benzol tank 16, oil-washing tank 17, release point 5, gas
Automatic pressure-balancing device 8, gas sampling tank 12, emptying groove 13, nitrogen pipeline 1, steam pipework 2, safe emergency unit 14, electric fishing
Collect equipment 20 and control equipment 11, control equipment is PLC.Gas pressure autobalance 8 is body structure, and gas pressure is automatic
Steam coil 18 is equipped in balancer, steam pipework is connect with steam coil.Crude benzol tank 16, oil-washing tank 17 and release point lead to respectively
It crosses connecting line 19 to connect with the VOCs gas entrance of gas pressure autobalance, connecting line 19 is equipped with valve 6, nitrogen tube
Road is connected on connecting line 19.The gas vent of gas pressure autobalance 8 is connected to exhaust gas by exhaust pipe road 9
Collecting tank, gas sampling tank 12 are connected to electric catching apparatus by piping connection to safe emergency unit, safe emergency unit, electricity
Catching apparatus is connected to gaspipe line.Gaspipe line is negative pressure, pressure 300Pa, gas pressure autobalance and gas pipe
Road connection, makes recovery system negative-pressure operation, the pressure of entire recovery system is adjusted by pressure-regulating valve.Gas pressure is put down automatically
The liquid outlet of weighing apparatus 8 is connected to emptying groove by discharging of waste liquid pipeline 10.Crude benzol tank, oil-washing tank and release point and gas pressure
The connecting line of autobalance is equipped with pressure gauge 7, and gas sampling tank 12 and the connecting line of safe emergency unit 4 are equipped with pressure
Table.The top of gas pressure autobalance is equipped with handicapping fire explosion-proof respiration valve and safe nitrogen and seals facility, on exhaust pipe road 9
Equipped with pressure-regulating valve 21.Safe emergency unit 14 include oxygen content automonitor, accident automatic stop valve, blowdown piping and
Alarm, blowdown piping are equipped with blow valve.The source VOCs and VOCs release point and the connecting line of gas pressure autobalance 8 enter
Mouth is equipped with fire arrester equipped with fire arrester, the outlet of exhaust pipe road 9 is installed additional.Single-chip microcontroller and back-fire relief explosion-proof respiration valve, pressure are adjusted
Valve 21, oxygen content automonitor, accident automatic stop valve, the blow valve of blowdown piping, alarm, the valve in nitrogen pipeline 1
Door is connected with the valve circuit on steam pipework 2, and is connected with each pressure sensor and temperature sensor communication of recovery system
It connects.
It opens on gas pressure autobalance VOCs gas entrance and crude benzol tank 16, oil-washing tank 17 and each release point pipeline
Valve, ammonia, hydrogen cyanide, hydrogen sulfide, non-methane total hydrocarbons, BaP and the naphthalene cyaniding hydrogen of crude benzol tank, oil-washing tank and release point
Body enters gas pressure autobalance 8 under the action of negative pressure.Steam pipework valve is opened, by steam coil 18 to gas pressure
VOCs in power autobalance 8 is heated, and heating temperature is 80 DEG C, is analyzed by differential pressure and is carried out pressure equilibrium adjustment, and
Carry out gas-liquid separation.Liquid after separation arrives emptying groove 13 through discharging of waste liquid pipeline 10, is ready for further separating treatment.
The gas isolated is collected to gas sampling tank 12, then after the 20 electric fishing collection dedusting of safe emergency unit 14 and electric catching apparatus
Make fuel to gaspipe line.The operational process of cold bulging volatilization gas zero-emission negative pressure recovery system, automation behaviour are controlled by PLC
Make, safe emergency unit 14 ensures that recovery system is safely operated.
Claims (7)
1. a kind of cold bulging volatilization gas zero-emission negative pressure recovery system, including the source VOCs, VOCs release point (5) and gaspipe line,
It is characterized in that: the system is equipped with gas pressure autobalance (8), gas sampling tank (12), emptying groove (13), safety emergency
Unit (14), gas processing device and nitrogen pipeline (1)；The gas pressure autobalance (8) is body structure, gas pressure
Power autobalance is equipped with VOCs gas entrance, gas vent and liquid outlet；The source VOCs and VOCs release point pass through respectively
Connecting line (19) is connect with the VOCs gas entrance of gas pressure autobalance, and connecting line (19) is equipped with valve (6), institute
Nitrogen pipeline is stated to be connected on connecting line (19)；The gas vent is connected to gas sampling by exhaust pipe road (9)
Tank, the gas sampling tank are connected to gaspipe line by safe emergency unit (14) and gas processing device；The liquid discharge
Mouth is connected to emptying groove by discharging of waste liquid pipeline (10).
2. cold bulging volatilization gas zero-emission negative pressure recovery system according to claim 1, it is characterized in that: the gas treatment
Equipment is cooler (15) and/or electric catching apparatus (20)；The safe emergency unit is connected to cooler and/or electric fishing collection is set
Standby, the cooler and/or electric catching apparatus are connected to gaspipe line.
3. cold bulging volatilization gas zero-emission negative pressure recovery system according to claim 1, it is characterized in that: the gas pressure
Autobalance (8) is equipped with handicapping fire explosion-proof respiration valve and safe nitrogen seals facility, and the exhaust pipe road (9) is equipped with pressure
Regulating valve (21), the safe emergency unit (14) include oxygen content automonitor, accident automatic stop valve, blowdown piping and
Alarm, blowdown piping are equipped with blow valve；The connection of the source VOCs and VOCs release point with gas pressure autobalance (8)
Line entry is equipped with fire arrester, and exhaust pipe road (9) outlet is equipped with fire arrester.
4. cold bulging volatilization gas zero-emission negative pressure recovery system according to claim 3, it is characterized in that: the system is equipped with
It controls equipment (11), the control equipment and back-fire relief explosion-proof respiration valve, pressure-regulating valve (21), oxygen content automonitor, thing
Therefore the blow valve of automatic stop valve, blowdown piping is connected with alarm circuit.
5. cold bulging volatilization gas zero-emission negative pressure recovery system according to claim 1, it is characterized in that: the source VOCs is wrapped
Tar ship (3), oily storage tank (4), crude benzol tank (16) and oil-washing tank (17) are included, the ingredient of the VOCs is tar gas, ammonia, cyaniding
Hydrogen, hydrogen sulfide, non-methane total hydrocarbons, BaP and naphthalene.
6. cold bulging volatilization gas zero-emission negative pressure recovery system according to claim 1, it is characterized in that: the source VOCs and
The connecting line (19) for diffusing point (5) and gas pressure autobalance is equipped with pressure gauge (7), the gas sampling tank (12) with
The connecting line of safe emergency unit (14) is equipped with pressure gauge.
7. cold bulging volatilization gas zero-emission negative pressure recovery system according to claim 1, it is characterized in that: the recovery system
Equipped with steam pipework (2), steam pipe coil (18) described steam pipework (2) and steam are equipped in the gas pressure autobalance
Coil pipe connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822014428.8U CN209237637U (en) | 2018-12-03 | 2018-12-03 | A kind of cold bulging volatilization gas zero-emission negative pressure recovery system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822014428.8U CN209237637U (en) | 2018-12-03 | 2018-12-03 | A kind of cold bulging volatilization gas zero-emission negative pressure recovery system |
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| CN209237637U true CN209237637U (en) | 2019-08-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109316893A (en) * | 2018-12-03 | 2019-02-12 | 河北格源环保科技有限公司 | A kind of cold bulging volatilization gas zero-emission negative pressure recovery system |
-
2018
- 2018-12-03 CN CN201822014428.8U patent/CN209237637U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109316893A (en) * | 2018-12-03 | 2019-02-12 | 河北格源环保科技有限公司 | A kind of cold bulging volatilization gas zero-emission negative pressure recovery system |
| CN109316893B (en) * | 2018-12-03 | 2023-11-24 | 河北格源环保科技有限公司 | Cold drum volatile gas zero release negative pressure recovery system |
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