CN211781100U - Vehicle-mounted movable hazardous waste plasma high-temperature gasification melting harmless treatment device - Google Patents
Vehicle-mounted movable hazardous waste plasma high-temperature gasification melting harmless treatment device Download PDFInfo
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- CN211781100U CN211781100U CN201922168846.7U CN201922168846U CN211781100U CN 211781100 U CN211781100 U CN 211781100U CN 201922168846 U CN201922168846 U CN 201922168846U CN 211781100 U CN211781100 U CN 211781100U
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Abstract
The utility model relates to an on-vehicle portable useless plasma high temperature gasification melting innocent treatment device of danger, the device includes container semitrailer transportation system, automatic feeding system, plasma high temperature gasification melting innocent treatment system, gas cleaning system, deionized water circulation system, NaOH alkali lye supply system, diesel fuel supply system, compression nitrogen gas preparation system, water quenching sediment discharge system, adjusts measurement system and power supply and distribution and direct current rectification system. The utility model discloses the device can not be restricted by site conditions, has solved and can carry out high temperature gasification melting innocent treatment to the dangerous discarded object of collection under the special circumstances rapidly, and waste gas is discharge to reach standard after purification treatment, and the device utilizes plasma high temperature flame to melt gasification residue and the rapid cooling is harmless glass state water quenching sediment, thoroughly realizes innocent treatment and the utilization of resources of dangerous wastes material.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection, especially, on-vehicle portable hazardous waste plasma high temperature gasification melting innocent treatment device.
Background
With the increasing exhaustion of resources and the increasing requirement of environmental protection, a large number of traditional waste treatment technologies cannot meet the requirement of pollution treatment, wherein the hazardous waste with the greatest environmental hazard mainly adopts the traditional incineration treatment technology, and the hazardous waste incineration residue can only be selected from the stable solidification landfill disposal technology with high potential safety hazard. The harmless treatment technology of plasma high-temperature gasification and melting can decompose and gasify organic matters in the hazardous waste, the gasified and incinerated residues of the inorganic matters are quickly melted and quenched into harmless glassy state water-quenched slag under the firing of a plasma high-temperature torch, and the glassy state water-quenched slag can be used as building materials for recycling, so that the harmless treatment and resource utilization of the hazardous waste are finally realized. At present, the management system of domestic hazardous wastes is strict, the whole process of collection, storage, transportation and treatment of the hazardous wastes implements transfer union single tracking management, and the hazardous wastes of production and waste units with dispersed regions and small hazardous waste yield cannot be effectively collected, stored and treated in a harmless way at low cost. Through research, individual vehicle-mounted movable medical waste treatment equipment also exists, but the adopted technologies are traditional steam high-temperature sterilization and low-temperature incineration technologies, the treated dangerous waste is only medical waste, and effective harmless treatment cannot be carried out on industrial dangerous waste, particularly inorganic and non-combustible dangerous waste. Therefore, development of a novel vehicle-mounted movable hazardous waste plasma high-temperature gasification melting innocent treatment device has become a difficult problem to be solved urgently for carrying out innocent treatment and resource utilization on industrial hazardous wastes which are small in quantity, dispersed and non-combustible.
Through a search, no patent publication related to the present patent application has been found.
Disclosure of Invention
An object of the utility model is to overcome prior art's weak point, a on-vehicle portable hazardous waste plasma high temperature gasification melting innocent treatment device is provided, the device has solved and can carry out high temperature gasification melting innocent treatment to the hazardous waste who collects rapidly under the special circumstances, waste gas is up to standard emission after purification treatment, the device utilizes plasma high temperature flame to gasify the melting of residue and quench into harmless glass state water quenching sediment, thoroughly realizes innocent treatment and the utilization of resources of hazardous waste.
The utility model provides a its technical problem take following technical scheme to realize:
the device comprises a container semi-trailer transportation system, an automatic feeding system, a plasma high-temperature gasification melting harmless treatment system, a flue gas purification system, a deionized water circulating system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharge system, an adjustment metering system and a power supply and distribution and direct-current rectification system, wherein the automatic feeding system, the plasma high-temperature gasification melting harmless treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the adjustment metering system and the power supply and distribution and direct-current rectification system are all arranged on the container semi-trailer transportation system, and the plasma high-temperature gasification melting harmless treatment system, the automatic feeding system, the NaOH alkali liquor supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the adjustment metering system and the, The device comprises a flue gas purification system, a deionized water circulating system, a diesel fuel supply system, a compressed nitrogen preparation system and a water quenching slag discharge system, wherein the flue gas purification system is also connected with a NaOH alkali liquor supply system and a diesel fuel supply system, and the adjusting and metering system is connected with a plasma high-temperature gasification melting innocent treatment system, the deionized water circulating system and the compressed nitrogen preparation system;
the automatic feeding system, the plasma high-temperature gasification melting harmless treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system and the adjusting and metering system are connected with the power supply and distribution and direct current rectification system.
And the device also comprises an automatic operation control system, wherein the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the regulation and metering system and the power supply and distribution and direct current rectification system are connected with the automatic operation control system, and the automatic operation control system can control the actions of the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the regulation and metering system, the power supply and distribution and direct current rectification system.
And, container semitrailer transportation system includes portable semitrailer and container, and this container demountable installation is on portable semitrailer, and this container interval is provided with a plurality of access doors all around, portable semitrailer interval is provided with a plurality of folding stairs all around, automatic feeding system, plasma high temperature gasification melting innocent treatment system, flue gas purification system, deionized water circulation system, NaOH alkali lye feed system, diesel fuel feed system, compressed nitrogen gas preparation system, water quenching sediment discharge system, regulation measurement system and power supply and distribution and direct current rectification system all set up in the container.
And the top in the container is also provided with an explosion-proof lighting device.
And the automatic feeding system comprises an automatic scraper conveyor, a receiving hopper, a double-baffle door and an automatic feeder which are sequentially connected, and the output end of the automatic feeder is connected with the feed inlet of the plasma high-temperature gasification melting harmless treatment system.
And the flue gas purification system comprises a secondary combustion chamber, a semi-dry desulfurization cooling tower, a bag-type dust collector, an activated carbon adsorber, an induced draft fan and a chimney which are sequentially connected.
The plasma high-temperature gasification melting innocent treatment system comprises an upper low-temperature gasification chamber, a lower high-temperature melting chamber and a contraction ash falling section, wherein the upper low-temperature gasification chamber is communicated with and arranged above the lower high-temperature melting chamber through the contraction ash falling section; the upper low-temperature gasification chamber is internally provided with a fixed grate and a temperature and pressure monitoring device, the inner wall of one side of the middle upper part of the upper low-temperature gasification chamber is communicated with a feed inlet, the output end of an automatic feeder of the automatic feeding system is connected with the feed inlet, and the top of the upper low-temperature gasification chamber is communicated with an upper smoke outlet;
a plurality of plasma spray guns are arranged in the lower high-temperature melting chamber at intervals along the circumferential direction, a temperature and pressure monitoring device is also arranged in the lower high-temperature melting chamber, the bottom of the lower high-temperature melting chamber is communicated with a slag discharge port, and one side of the top of the lower high-temperature melting chamber is communicated with a lower smoke discharge port;
the upper smoke outlet and the lower smoke outlet are connected with the input end of the flue gas purification system, and the slag discharge port is connected with the input end of the water quenching slag discharging system.
The deionized water circulating system comprises a water tank, a booster water pump and a cooling tower which are sequentially connected, and the output end of the cooling tower is sequentially connected with the regulating and metering system and the plasma spray gun through pipelines;
the NaOH alkali liquor supply system comprises an alkali liquor box, an alkali liquor pump and an atomizing double-fluid spray gun which are sequentially connected, wherein the output end of the atomizing double-fluid spray gun is connected with a semi-dry desulfurization cooling tower of the flue gas purification system;
the diesel fuel supply system comprises a diesel tank, a booster delivery pump and a diesel burner which are sequentially connected, and the diesel burner is connected with the upper low-temperature gasification chamber of the plasma high-temperature gasification melting harmless treatment system and the secondary combustion chamber of the flue gas purification system;
the compressed nitrogen preparation system comprises a nitrogen making machine and a cache tank which are connected in sequence, and the output end of the cache tank is connected with the regulation metering system and the plasma spray gun in sequence;
the water-quenched slag discharging system comprises a quench water tank, a slag remover and a water-quenched slag buffer tank which are sequentially connected, and a slag discharging port of the plasma high-temperature gasification melting harmless treatment system is connected with an input end of the quench water tank;
the regulating and metering system comprises a temperature and pressure detection device, an automatic regulating valve and a flow metering device which are connected in sequence, and the temperature and pressure detection device is arranged on the plasma high-temperature gasification melting harmless treatment system;
the power supply, distribution and direct current rectification system comprises a power distribution cabinet and a direct current rectification cabinet, wherein an outlet power cable of the power distribution cabinet is respectively connected with the direct current rectification cabinet, an automatic operation control system, an automatic feeding system, a plasma high-temperature gasification melting innocent treatment system, a flue gas purification system, a deionized water circulation system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharge system and an adjusting and metering system to be arranged
And the automatic operation control system comprises a programmable control cabinet, a manual touch screen, a sensing element, a temperature and pressure monitoring device, an automatic adjusting control valve group, an alarm device and a data recording and printing system which are connected in sequence, wherein an outlet control cable of the programmable control cabinet is respectively connected with a direct current rectifier cabinet, an automatic feeding system, a plasma high-temperature gasification melting harmless treatment system, a flue gas purification system, a deionized water circulating system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharging system and an adjusting and metering system.
The vehicle-mounted mobile hazardous waste plasma high-temperature gasification melting harmless treatment device is applied to the aspect of gasification melting harmless treatment of hazardous waste.
The utility model discloses the advantage that gains is with positive effect:
1. the utility model discloses the device has realized the purpose of the harmless processing of the high temperature gasification melting and the resource utilization of can burn high calorific value hazardous waste and the low calorific value hazardous waste quick, nimble that can not burn. The device solves the problems that the transportation of hazardous waste generated by units with dispersed regions and small waste production amount is difficult, the disposal cost is high, and the hazardous waste is not treated timely.
2. The utility model discloses the container demountable installation of device is on portable semitrailer, automatic feeding system, plasma high temperature gasification melting innocent treatment system, flue gas purification system, deionized water circulation system, NaOH alkali lye supply system, diesel fuel supply system, compression nitrogen gas preparation system, water quenching sediment discharge system, adjust measurement system and power supply and distribution and direct current rectifier system and all set up in the container, can carry out whole aversion to the equipment except portable semitrailer through hoist and mount container when carrying out the vehicle and reporting to the police and examining and overhauing, seal the setting all around in the transportation, can shield the wind and rain when outdoor operations, protective apparatus prevents to damage, it is flexible to have the power-driven useless processing demand of danger of place dispersion, high-efficient convenient advantage.
3. This device adopts container formula transportation, guarantees the complete harmless of equipment, adopts explosion-proof lighting device in the car, can realize no blind spot outdoor operations, the utility model discloses the device both can place container equipment the place of preparing in advance, also can realize that bicycle container equipment moves or the operation of single car transport many sets of container equipment.
4. The utility model discloses the device adopts semidry method NaOH solution to carry out the desulfurization cooling, can effectively with the acid gas contact in the flue gas, with the abundant desorption of acid gas in the flue gas, adopts wet process deacidification technology with tail gas and compares water conservation and energy-conservation more.
5. The utility model discloses the tail gas purification of device adopts "semidry deacidification + sack dust removal + active carbon adsorption" technology, can make NOx emission concentration in the tail gas be less than 250mg Nm3，SO2Concentration discharge lower than 80mg/Nm3HCl concentration emission below 50mg/Nm3The dioxin emission concentration is lower than 0.01ng-TEQ/m3。
6. The utility model discloses the device is particularly useful for the innocent treatment of the melting of burning of different calorific value hazardous waste, for example: high calorific value hazardous waste: pesticide waste, organic solvent waste, waste mineral oil, rectification residue, organic resin waste, waste halogenated organic solvent, water treatment sludge and the like, and low-calorific-value dangerous waste: surface treatment waste, metal surface treatment sludge, electroplating sludge, acid washing sludge, metal smelting leaching slag, incineration residue and the like, and belongs to the technical field of harmless and resource utilization of solid waste.
7. The utility model discloses the device is a hazardous waste high temperature gasification melting innocent treatment system, and the solidification of high temperature melting has realized the thorough oxidative decomposition of dioxin in the hazardous waste on the one hand, and heavy metal and calcium silicate inorganic substance are nontoxic harmless glass state water quenching sediment through rapid cooling solidification behind the high temperature melting. On the other hand, the residue generated after the gasification of the hazardous waste directly enters the high-temperature molten pool at the lower part, thereby avoiding the transferring and storing procedures and reducing the landfill amount of the hazardous waste disposal center.
8. The utility model discloses the device can not be restricted by site conditions, has solved and can carry out high temperature gasification melting innocent treatment to the dangerous discarded object of collection under the special circumstances rapidly, and waste gas is discharge to reach standard after purification treatment, and the device utilizes plasma high temperature flame to melt gasification residue and the rapid cooling is harmless glass state water quenching sediment, thoroughly realizes innocent treatment and the utilization of resources of dangerous wastes material. The method overcomes the defects that hazardous wastes with dispersed areas and small quantity cannot be rapidly treated and the problems that production and waste units and disposal centers are difficult to transport. The utility model discloses the device has flexible, high-efficient convenient, no secondary pollution, advantages such as easy dismounting.
Drawings
FIG. 1 is a schematic view of a structural connection of the device of the present invention;
fig. 2 is a schematic top view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
The structures not described in detail in the present invention can be understood as the conventional structures in the art.
A vehicle-mounted movable hazardous waste plasma high-temperature gasification melting innocent treatment device is shown in figures 1 and 2, and comprises a container semi-trailer transportation system 1, an automatic feeding system 2, a plasma high-temperature gasification melting innocent treatment system 3, a flue gas purification system 4, a deionized water circulating system 5, a NaOH alkali liquor supply system 6, a diesel fuel supply system 7, a compressed nitrogen preparation system 8, a water quenching slag discharge system 9, an adjusting and metering system 10 and a power supply, distribution and direct current rectification system 11, wherein the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the adjusting and metering system and the power supply, distribution and direct current rectification system are all arranged on the container semi-trailer transportation system, the plasma high-temperature gasification melting innocent treatment system is connected with the automatic feeding system, the flue gas purification system, the deionized water circulating system, the diesel fuel supply system, the compressed nitrogen preparation system and the water quenching slag discharging system, the flue gas purification system is also connected with the NaOH alkali liquor supply system and the diesel fuel supply system, and the adjusting and metering system is connected with the plasma high-temperature gasification melting innocent treatment system, the deionized water circulating system and the compressed nitrogen preparation system;
the automatic feeding system, the plasma high-temperature gasification melting harmless treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system and the adjusting and metering system are connected with the power supply and distribution and direct current rectification system.
The device comprises a container semi-trailer transportation system, an automatic feeding system, a plasma high-temperature gasification melting innocent treatment system, a flue gas purification system, a deionized water circulating system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharging system, an adjusting and metering system, a power supply and distribution and direct current rectification system, wherein the automatic feeding system can automatically feed materials, the plasma high-temperature gasification melting innocent treatment system can carry out melting innocent treatment on dangerous waste, the flue gas purification system can carry out purification treatment on harmful flue gas, the deionized water circulating system can provide circulating water for the plasma high-temperature gasification melting innocent treatment system, the NaOH alkali liquor supply system can provide alkali liquor for the flue gas purification system, the diesel fuel supply system can provide fuel for the flue gas purification system, the compressed nitrogen preparation system can provide nitrogen for the deionized water circulating system and can be a plasma high-temperature gasification melting innocent treatment system, the water quenching slag discharging system can change high-temperature liquid of the plasma high-temperature gasification melting innocent treatment system into harmless glass state water quenching slag, the adjusting and metering system can measure and adjust output materials of the deionized water circulating system and the compressed nitrogen preparation system, and the power supply and distribution and direct current rectification system can provide a power supply for the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharging system and the adjusting and metering system. The utility model discloses the device has realized the purpose of the harmless processing of the high temperature gasification melting and the resource utilization of can burn high calorific value hazardous waste and the low calorific value hazardous waste quick, nimble that can not burn. The device solves the problems that the transportation of hazardous waste generated by units with dispersed regions and small waste production amount is difficult, the disposal cost is high, and the hazardous waste is not treated timely.
In this embodiment, the apparatus further includes an automatic operation control system 12, the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulation system, the NaOH alkali solution supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the regulation and metering system, and the power supply and distribution and dc rectification system are all connected to the automatic operation control system, and the automatic operation control system can control the actions of the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulation system, the NaOH alkali solution supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the regulation and metering system, the power supply and distribution and dc rectification system.
In this embodiment, container semi-trailer transportation system includes portable semitrailer 103 and container 104, and this container demountable installation is on portable semitrailer, and this container interval is provided with a plurality of access doors 101 all around, portable semitrailer interval is provided with a plurality of folding stairs 102 all around, the operation of being convenient for, automatic feeding system, plasma high temperature gasification melting innocent treatment system, flue gas purification system, deionized water circulation system, NaOH alkali lye feed system, diesel fuel feed system, compressed nitrogen gas preparation system, water quenching sediment discharge system, regulation measurement system and power supply and distribution and direct current rectification system all set up in the container.
Preferably, the top of the container is also provided with an explosion-proof lighting device (not shown).
In this embodiment, the automatic feeding system includes automatic scraper conveyor 201, receiving hopper 202, double baffle door 203 and automatic feeder 204 that connect the setting in proper order, and the output of this automatic feeder is connected with the feed inlet of plasma high temperature gasification melting innocent treatment system and is set up.
In this embodiment, the plasma high-temperature gasification melting innocent treatment system comprises an upper low-temperature gasification chamber 301, a lower high-temperature melting chamber 302 and a contraction ash dropping section 303, wherein the upper low-temperature gasification chamber is communicated with and arranged above the lower high-temperature melting chamber through the contraction ash dropping section, and the contraction ash dropping section not only enables materials to flow smoothly, but also can reduce heat loss; a fixed grate 304 and a temperature and pressure monitoring device (not shown in the figure) are arranged in the upper low-temperature gasification chamber, a feeding hole 305 is communicated and arranged on the inner wall of one side of the middle upper part of the upper low-temperature gasification chamber, the output end of an automatic feeder of the automatic feeding system is connected and arranged with the feeding hole, and an upper smoke outlet 306 is communicated and arranged at the top of the upper low-temperature gasification chamber;
a plurality of plasma spray guns 307 are arranged in the lower high-temperature melting chamber at intervals along the circumferential direction, a temperature and pressure monitoring device (not shown in the figure) is also arranged in the lower high-temperature melting chamber, the bottom of the lower high-temperature melting chamber is communicated with a slag discharge port 308, and one side of the top of the lower high-temperature melting chamber is communicated with a lower smoke discharge port 309;
the upper smoke outlet and the lower smoke outlet are connected with the input end of the flue gas purification system, and the slag discharge port is connected with the input end of the water quenching slag discharging system.
In this embodiment, the flue gas purification system 4 includes a second combustion chamber 401, a semi-dry desulfurization cooling tower 402, a bag-type dust collector 403, an activated carbon adsorber 404, an induced draft fan, and a chimney 405, which are connected in sequence.
In this embodiment, the deionized water circulating system 5 includes a water tank 501, a booster water pump 502 and a cooling tower 503 which are connected in sequence, and the output end of the cooling tower is connected with the regulating and metering system and the plasma spray gun in sequence through pipelines.
In this embodiment, the NaOH lye supply system 6 includes a lye tank 601, a lye pump 602, and an atomizing two-fluid spray gun (not shown in the figure) connected in sequence, and the output end of the atomizing two-fluid spray gun is connected to the semi-dry desulfurization cooling tower of the flue gas purification system.
In this embodiment, the diesel fuel supply system 7 includes a diesel tank 701, a booster pump 702, and a diesel burner (not shown in the figure) connected in sequence, and the diesel burner is connected to the upper low-temperature gasification chamber of the plasma high-temperature gasification melting harmless treatment system and the second combustion chamber of the flue gas purification system.
In this embodiment, the compressed nitrogen gas preparation system 8 includes a nitrogen making machine 801 and a buffer tank 802 connected in sequence, and an output end of the buffer tank is connected in sequence with a regulation metering system and a plasma spray gun.
In this embodiment, the water-quenched slag discharging system 9 includes a quench water tank 901, a slag remover 902, and a water-quenched slag buffer tank 903, which are connected in sequence, and a slag discharge port of the plasma high-temperature gasification melting harmless treatment system is connected to an input end of the quench water tank.
In this embodiment, the adjusting and metering system 10 includes a temperature and pressure detecting device, an automatic adjusting valve 1001 and a flow metering device 1002, which are connected in sequence, and the temperature and pressure detecting device is disposed on the plasma high-temperature gasification melting harmless treatment system.
In this embodiment, the power supply and distribution and dc rectification system 11 includes a power distribution cabinet 1101 and a dc rectification cabinet 1102, and an outlet power cable of the power distribution cabinet is connected to the dc rectification cabinet, an automatic operation control system, an automatic feeding system, a plasma high-temperature gasification melting innocent treatment system, a flue gas purification system, a deionized water circulation system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharge system, and an adjustment and metering system.
In this embodiment, the automatic operation control system 12 includes a programmable control cabinet 1201, a manual touch screen, a sensing element, a temperature and pressure monitoring device, an automatic adjustment control valve set, an alarm device, and a data recording and printing system (not shown in the figure), which are connected in sequence, and an outlet control cable of the programmable control cabinet is connected to the dc rectifier cabinet, the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulation system, the NaOH lye supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, and the adjustment metering system, respectively.
The utility model discloses a theory of operation of on-vehicle portable hazardous waste plasma high temperature gasification melting innocent treatment device does:
the dangerous waste enters an upper low-temperature gasification chamber of the plasma high-temperature gasification melting harmless treatment system through an automatic feeding system, the dangerous waste is incinerated and gasified on a fixed grate, inorganic residue after incineration and gasification enters a lower high-temperature melting chamber through a middle shrinkage ash falling pipe, is completely melted under the firing of a plasma spray gun and flows into a water quenching slag discharging system to become harmless glassy state water quenching slag. The gasified and melted smoke sequentially enters the secondary combustion chamber through the upper smoke outlet and the lower smoke outlet, micromolecule organic matters in the smoke are completely and fully combusted in the secondary combustion chamber, and auxiliary fuel of the secondary combustion chamber is provided by a diesel fuel supply system. And the flue gas out of the second combustion chamber enters a subsequent semi-dry desulfurization cooling tower, a desulfurizing agent is conveyed by a NaOH alkali liquor supply system, and the acidic gas removal and the flue gas cooling are completed in the semi-dry desulfurization cooling tower. And then, the flue gas enters a bag-type dust collector for dust removal and an active carbon adsorption tower for dioxin removal, so that the flue gas is ensured to be discharged up to the standard.
Although the embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore, the scope of the invention is not limited to the embodiments disclosed.
Claims (9)
1. The utility model provides a on-vehicle portable dangerous waste plasma high temperature gasification melting innocent treatment device which characterized in that: the device comprises a container semi-trailer transportation system, an automatic feeding system, a plasma high-temperature gasification melting innocent treatment system, a flue gas purification system, a deionized water circulation system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharge system, an adjustment metering system, a power supply and distribution and direct current rectification system, wherein the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulation system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the adjustment metering system, the power supply and distribution and direct current rectification system are all arranged on the container semi-trailer transportation system, and the plasma high-temperature gasification melting innocent treatment system, the automatic feeding system, the flue gas purification system, the deionized water circulation system, the water quenching slag, The system comprises a diesel fuel supply system, a compressed nitrogen preparation system and a water quenching slag discharge system, wherein the flue gas purification system is also connected with a NaOH alkali liquor supply system and a diesel fuel supply system, and the adjusting and metering system is connected with a plasma high-temperature gasification melting innocent treatment system, a deionized water circulation system and a compressed nitrogen preparation system;
the automatic feeding system, the plasma high-temperature gasification melting harmless treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system and the adjusting and metering system are connected with the power supply and distribution and direct current rectification system.
2. The vehicle-mounted movable type hazardous waste plasma high-temperature gasification melting harmless treatment device according to claim 1, characterized in that: the device also comprises an automatic operation control system, wherein the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the regulation and metering system, the power supply and distribution system and the direct current rectification system are connected with the automatic operation control system, and the automatic operation control system can control the actions of the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulating system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the regulation and metering system, the power supply and distribution system and the direct current rectification system.
3. The vehicle-mounted movable type hazardous waste plasma high-temperature gasification melting harmless treatment device according to claim 1, characterized in that: the container semi-trailer transportation system comprises a movable semi-trailer and a container, the container is detachably mounted on the movable semi-trailer, a plurality of access doors are arranged at the periphery of the container at intervals, a plurality of folding stairs are arranged at the periphery of the movable semi-trailer at intervals, and the automatic feeding system, the plasma high-temperature gasification melting innocent treatment system, the flue gas purification system, the deionized water circulation system, the NaOH alkali liquor supply system, the diesel fuel supply system, the compressed nitrogen preparation system, the water quenching slag discharge system, the regulation and metering system, the power supply and distribution system and the direct current rectification system are all arranged in the container.
4. The vehicle-mounted movable type hazardous waste plasma high-temperature gasification melting harmless treatment device according to claim 3, characterized in that: the top in the container is also provided with an explosion-proof lighting device.
5. The vehicle-mounted movable type hazardous waste plasma high-temperature gasification melting harmless treatment device according to claim 1, characterized in that: the automatic feeding system comprises an automatic scraper conveyor, a receiving hopper, a double-baffle door and an automatic feeder which are sequentially connected and arranged, and the output end of the automatic feeder is connected and arranged with the feed inlet of the plasma high-temperature gasification melting innocent treatment system.
6. The vehicle-mounted movable type hazardous waste plasma high-temperature gasification melting harmless treatment device according to claim 1, characterized in that: the flue gas purification system comprises a secondary combustion chamber, a semi-dry desulfurization cooling tower, a bag-type dust collector, an activated carbon adsorber, an induced draft fan and a chimney which are sequentially connected.
7. The vehicle-mounted movable type hazardous waste plasma high-temperature gasification melting harmless treatment device according to claim 1, characterized in that: the plasma high-temperature gasification melting harmless treatment system comprises an upper low-temperature gasification chamber, a lower high-temperature melting chamber and a contraction ash falling section, wherein the upper low-temperature gasification chamber is communicated with and arranged above the lower high-temperature melting chamber through the contraction ash falling section; the upper low-temperature gasification chamber is internally provided with a fixed grate and a temperature and pressure monitoring device, the inner wall of one side of the middle upper part of the upper low-temperature gasification chamber is communicated with a feed inlet, the output end of an automatic feeder of the automatic feeding system is connected with the feed inlet, and the top of the upper low-temperature gasification chamber is communicated with an upper smoke outlet;
a plurality of plasma spray guns are arranged in the lower high-temperature melting chamber at intervals along the circumferential direction, a temperature and pressure monitoring device is also arranged in the lower high-temperature melting chamber, the bottom of the lower high-temperature melting chamber is communicated with a slag discharge port, and one side of the top of the lower high-temperature melting chamber is communicated with a lower smoke discharge port;
the upper smoke outlet and the lower smoke outlet are connected with the input end of the flue gas purification system, and the slag discharge port is connected with the input end of the water quenching slag discharging system.
8. The vehicle-mounted mobile hazardous waste plasma high-temperature gasification and melting harmless treatment device according to any one of claims 1 to 6, characterized in that: the deionized water circulating system comprises a water tank, a booster water pump and a cooling tower which are sequentially connected, and the output end of the cooling tower is sequentially connected with the regulating and metering system and the plasma spray gun through pipelines;
the NaOH alkali liquor supply system comprises an alkali liquor box, an alkali liquor pump and an atomizing double-fluid spray gun which are sequentially connected, wherein the output end of the atomizing double-fluid spray gun is connected with a semi-dry desulfurization cooling tower of the flue gas purification system;
the diesel fuel supply system comprises a diesel tank, a booster delivery pump and a diesel burner which are sequentially connected, and the diesel burner is connected with the upper low-temperature gasification chamber of the plasma high-temperature gasification melting harmless treatment system and the secondary combustion chamber of the flue gas purification system;
the compressed nitrogen preparation system comprises a nitrogen making machine and a cache tank which are connected in sequence, and the output end of the cache tank is connected with the regulation metering system and the plasma spray gun in sequence;
the water-quenched slag discharging system comprises a quench water tank, a slag remover and a water-quenched slag buffer tank which are sequentially connected, and a slag discharging port of the plasma high-temperature gasification melting harmless treatment system is connected with an input end of the quench water tank;
the regulating and metering system comprises a temperature and pressure detection device, an automatic regulating valve and a flow metering device which are connected in sequence, and the temperature and pressure detection device is arranged on the plasma high-temperature gasification melting harmless treatment system;
the power supply, distribution and direct current rectification system comprises a power distribution cabinet and a direct current rectification cabinet, wherein an outlet power cable of the power distribution cabinet is respectively connected with the direct current rectification cabinet, an automatic operation control system, an automatic feeding system, a plasma high-temperature gasification melting innocent treatment system, a flue gas purification system, a deionized water circulation system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharge system and an adjusting and metering system.
9. The vehicle-mounted movable type hazardous waste plasma high-temperature gasification melting harmless treatment device according to claim 8, characterized in that: the automatic operation control system comprises a programmable control cabinet, a manual touch screen, a sensing element, a temperature and pressure monitoring device, an automatic adjusting control valve group, an alarm device and a data recording and printing system which are sequentially connected, wherein an outlet control cable of the programmable control cabinet is respectively connected with a direct current rectifying cabinet, an automatic feeding system, a plasma high-temperature gasification melting innocent treatment system, a flue gas purification system, a deionized water circulating system, a NaOH alkali liquor supply system, a diesel fuel supply system, a compressed nitrogen preparation system, a water quenching slag discharging system and an adjusting and metering system.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110848703A (en) * | 2019-12-06 | 2020-02-28 | 航天环境工程有限公司 | Vehicle-mounted mobile hazardous waste plasma high-temperature gasification melting harmless treatment device and application |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848703A (en) * | 2019-12-06 | 2020-02-28 | 航天环境工程有限公司 | Vehicle-mounted mobile hazardous waste plasma high-temperature gasification melting harmless treatment device and application |
| CN110848703B (en) * | 2019-12-06 | 2024-07-09 | 航天环境工程有限公司 | Vehicle-mounted movable dangerous waste plasma high-temperature gasification melting harmless treatment device and application |
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