CN218782535U - Waste gas treatment system - Google Patents
Waste gas treatment system Download PDFInfo
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- CN218782535U CN218782535U CN202223017468.0U CN202223017468U CN218782535U CN 218782535 U CN218782535 U CN 218782535U CN 202223017468 U CN202223017468 U CN 202223017468U CN 218782535 U CN218782535 U CN 218782535U
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Abstract
The utility model provides a processing system of waste gas, the processing system of waste gas includes: the device comprises a waste gas collecting and conveying device and a process treatment device, wherein the waste gas collecting and conveying device and the process treatment device are both connected with an automatic control system, and the automatic control system is simultaneously connected with an online analysis instrument and a man-machine operation management device. The utility model discloses the processing system method of waste gas is simple, easily realize, the flow is short, can show the treatment effect who promotes waste gas.
Description
Technical Field
The utility model relates to a processing field of waste gas particularly, relates to a processing system of waste gas.
Background
At present, when industrialization develops rapidly, a large amount of organic industrial waste gas is inevitably generated, which not only affects normal production of a factory, but also causes serious pollution to the environment, common treatment methods in the prior art include a chemical absorption method, a condensation recovery method, an activated carbon adsorption method, an ion method, an ozone oxidation method, a combustion method, a pure natural plant extract spraying technology, a biological deodorization method and the like, the advancement of a waste gas treatment process and the continuous automation level of equipment are still low, the working power of each component in the waste gas treatment equipment cannot be adjusted in time, a large amount of energy waste is caused, and the continuous operation of the waste gas treatment equipment with a large load accelerates the abrasion of key components and the replacement frequency of consumables, and the operation cost is increased. The pollution treatment facilities of enterprises lack effective operation and maintenance management, and the waste gas treatment effect is influenced.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a processing system of waste gas, this processing system acquire pending waste gas through the air inlet, and it is right to use the technology processing apparatus who has combined washing purification and catalytic combustion pending waste gas carries out purification treatment, and the automated control system who connects has realized the high-efficient processing to waste gas through control exhaust-gas treatment, and whole processing system equipment structure is simple, and the energy consumption is low and easily realize, consequently also can further improve the processing system's of waste gas life.
In order to realize the above purpose of the utility model, the following technical scheme is adopted:
the utility model provides a processing system of waste gas, including the collection and the conveyor of waste gas to and technology processing apparatus, the collection and the conveyor of waste gas technology processing apparatus all with automatic control system connects, automatic control system is connected with online analytical instrument and man-machine operation management device simultaneously.
Preferably, as a further implementable scheme, the process treatment device comprises a spray tower and a pipeline induced draft fan connected with the spray tower, so that the pipeline induced draft fan is arranged behind the spray tower as a power source.
Preferably, as a further implementable scheme, the pipeline induced draft fan is a variable frequency motor.
Preferably, as a further implementable scheme, an automatic control valve is arranged on the automatic control system, and the automatic control valve is a pneumatic control valve.
Preferably, as a further implementable scheme, the device further comprises a CO furnace and a furnace rear fan, wherein a catalyst for promoting the oxidation reaction is arranged in the CO furnace.
Preferably, as a further implementable solution, the human-machine operation management device includes a signal transceiver module, a PLC system, a network switch, a server, a router, and a touch screen.
Further, as a further implementable solution, the signal transceiving module is an industrial ethernet switch.
Preferably, as a further practicable scheme, an exhaust funnel is arranged on the CO furnace for standard gas emission.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The utility model discloses an exhaust-gas treatment system adopts and concentrates automatic control management, is convenient for produce in the production process to production, wastes material and handles and provide more directness, and more swift information is used manpower sparingly, financial resources. The technical problems that in the prior art, the processing of different medium concentrations and air volume is not intelligent enough, and real-time adjustment cannot be performed in time according to the equipment condition, so that equipment abrasion and energy consumption are increased are solved.
(2) The utility model discloses a waste gas treatment flow is simple, the operating cost is low, easy management, and the treatment effeciency is high, and shock resistance is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic structural diagram of an exhaust gas treatment system according to an embodiment of the present invention.
Reference numerals are as follows:
1-a waste gas collecting and conveying device, 2-a spray tower, 3-a pipeline induced draft fan, 4-a CO furnace and 5-a furnace rear fan; 6-an exhaust funnel, 7-an online analyzer, 8-an automatic control valve, 9-an automatic control system and 10-a man-machine operation management device.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to examples, but those skilled in the art will understand that the following examples are only for illustrating the present invention and should not be construed as limiting the scope of the present invention. The examples, in which specific conditions are not specified, were carried out according to conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
Examples
The specific operation process of the waste gas treatment system is carried out according to the following steps, as shown in figure 1:
the waste gas treatment system of this embodiment carries out organic combination through carrying out waste gas treatment and control system to realize waste gas treatment's centralized automated control management, guarantee simultaneously that the waste gas after the processing reaches emission standard completely.
The system for treating exhaust gas includes: the waste gas collecting and conveying device 1 and the process treatment device are both connected with an automatic control system 9, the automatic control system 9 is simultaneously connected with an online analysis instrument 7 and a man-machine operation management device 10, and the devices form the automatic control system to monitor waste gas treatment, so that the production cost is reduced, the resource consumption is saved, and the safe and stable operation of equipment is ensured.
The online analyzer 7 in the system controls the associated valve and equipment to act in real time by monitoring the running state and medium analysis of the waste gas treatment process device, and the meter data is communicated and exchanged with the PLC system through 4-20 mA remote transmission.
The on-line analyzer 7 comprises a pressure transmitter, an on-line oxygen content analyzer, a liquid level transmitter, a gas flowmeter and the like which are used for a process control analyzer, and a monitoring alarm system and a concentration monitoring control instrument are also needed for actual needs, so that the safety of personnel and equipment in a device area is ensured.
The automatic control system is provided with an automatic control valve 8, the automatic control valve 8 is a pneumatic control valve, a German Fei Stor cylinder is specifically selected to perform the opening and closing actions of the valve, and the two ends of the cylinder are provided with buffer devices, so that the impact force when the valve plate reaches the upper dead point and the lower dead point can be greatly relieved. And the upper part and the lower part of the valve plate are provided with sealing rings with good elasticity and toughness, so that the action of the valve can not generate any spark.
Wherein, among the collection and the conveyor 1 of waste gas, the collection and the transport of waste gas are collected through the installation by the single valve that exhales of storage tank breather valve expired organic waste gas, and formaldehyde loading tail gas is direct to be collected through the pipeline, and two strands of waste gases are collected and are carried to "multistage spraying" technology after merging and handle.
The process treatment device comprises a spray tower 2 and a pipeline induced draft fan 3 connected with the spray tower, wherein the pipeline induced draft fan is arranged behind the spray tower 2 and serves as a power source, and the spray tower utilizes the formaldehyde and the methanol with high water solubility to remove the concentration of the formaldehyde and the methanol in the waste gas.
The spray tower 2 adopts a multi-stage spray technology, and the circulating pump adopts a control mode of one-use one-standby (alternate intermittent operation), so that the safe and reliable operation of the process treatment device is ensured.
The pipeline draught fan 3 adopts a variable frequency motor, and the operation frequency of the equipment is adjusted in real time according to the pressure of the storage tank pipeline, the gas concentration and the air quantity, so that the energy is saved, the consumption is reduced, and meanwhile, the waste gas concentration in the device area is ensured to be always below the limit of the safety standard specification. The working power of the variable-frequency fan is adjusted in real time according to control factors such as waste gas flow, flow velocity, pipeline pressure and gas concentration, and the variable-frequency control signal is communicated with the PLC system through the Ethernet.
In addition, the treatment system also comprises a CO furnace 4 and a furnace rear fan 5, wherein a catalyst for promoting the oxidation reaction is arranged in the CO furnace 4, and the CO catalytic oxidation device realizes the complete oxidation of combustible materials by means of the catalyst at low temperature (200-400 ℃), and the essence is the deep oxidation effect of active oxygen. The organic waste gas can be led to lower ignition temperature by the catalystUnder the condition, flameless combustion occurs and oxidation decomposition is carried out to CO 2 And H 2 And O, simultaneously releasing a large amount of heat energy, thereby achieving the purpose of removing harmful substances in the waste gas.
An exhaust funnel 6 is arranged on the CO furnace 4 and used for discharging standard gas.
The CO furnace 4 is used as a high-power electric appliance element, and a Silicon Controlled Rectifier (SCR) is used as a high-power driving device in an automatic control system, so that high-power equipment is controlled by a low-power control. The PID control has a control system with simple principle, mature technology and most extensive application.
The human-machine operation management device 10 in the system comprises a signal transceiver module, a PLC system, a network switch, a server, a router and a touch screen. The method is characterized in that 1 set of operation data server is arranged and is responsible for recording historical data of a real-time process and is used for process archiving, historical data query, accident analysis, system modeling and the like. During specific operation, an operator operates the data server to run the database software in real time by monitoring various dynamic pictures, historical trend graphs, alarm pictures and the like, and is responsible for recording historical data of a real-time process and used for process archiving, historical data query, accident analysis, system modeling and the like.
The signal transceiver module adopts an industrial Ethernet switch to communicate data signals, the PLC processes and operates all the signals, the upper computer adopts man-machine interaction software to manually operate the signals, and interconnection and intercommunication between an internal network and an external network and other related systems are realized through a comprehensive wiring system. The central control room is used for carrying out centralized control on the lower computer field control station and the complete system, and the remote module can be used for realizing communication of data and instructions with a remote monitoring end, so that automatic control of the devices in the process processing area is realized, manpower monitoring is reduced, and the control efficiency is improved.
In a word, the treatment system of the utility model can realize the remote monitoring operation of the whole waste gas treatment control system, realize the safe and stable operation of the waste gas treatment device, and the waste gas completely reaches the emission standard; centralized automatic control management, improved intelligent management efficiency of process units, intelligent control and regulation of power of processing equipment, reduced equipment wear and energy consumption increase, and reduced operation cost.
While particular embodiments of the present invention have been illustrated and described, it would be obvious that various other changes and modifications can be made without departing from the spirit and scope of the invention. It is therefore intended to cover in the appended claims all such changes and modifications that are within the scope of this invention.
Claims (8)
1. The waste gas treatment system is characterized by comprising a waste gas collecting and conveying device and a process treatment device, wherein the waste gas collecting and conveying device and the process treatment device are connected with an automatic control system, and the automatic control system is simultaneously connected with an online analysis instrument and a human-computer operation management device.
2. The treatment system of claim 1, wherein the process treatment device comprises a spray tower and a pipeline induced draft fan connected with the spray tower, and the pipeline induced draft fan is used as a power source after the spray tower.
3. The treatment system of claim 2, wherein the pipeline induced draft fan is a variable frequency motor.
4. The treatment system of claim 1, wherein the automated control system has automatic control valves disposed thereon, the automatic control valves being pneumatic control valves.
5. The treatment system of claim 1, further comprising a CO furnace and a post-furnace blower, wherein the CO furnace is loaded with a catalyst that promotes the oxidation reaction.
6. The processing system of claim 1, wherein the human-machine operation management device comprises a signal transceiver module, a PLC system, a network switch, a server, a router, and a touch screen.
7. The processing system of claim 6, wherein the signal transceiver module is an industrial ethernet switch.
8. The processing system of claim 5, wherein an exhaust stack is provided on the CO furnace for standard gas emissions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223017468.0U CN218782535U (en) | 2022-11-14 | 2022-11-14 | Waste gas treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223017468.0U CN218782535U (en) | 2022-11-14 | 2022-11-14 | Waste gas treatment system |
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| CN218782535U true CN218782535U (en) | 2023-03-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118079614A (en) * | 2024-02-21 | 2024-05-28 | 苏州美昱高分子材料有限公司 | Waste gas treatment system for PVC modified material production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118079614A (en) * | 2024-02-21 | 2024-05-28 | 苏州美昱高分子材料有限公司 | Waste gas treatment system for PVC modified material production |
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