CN109351298A - A kind of discharge reactor and its application in methane or ethylene conversion - Google Patents
A kind of discharge reactor and its application in methane or ethylene conversion Download PDFInfo
- Publication number
- CN109351298A CN109351298A CN201811172078.6A CN201811172078A CN109351298A CN 109351298 A CN109351298 A CN 109351298A CN 201811172078 A CN201811172078 A CN 201811172078A CN 109351298 A CN109351298 A CN 109351298A
- Authority
- CN
- China
- Prior art keywords
- discharge
- gas
- electrode
- reactor
- stick
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/087—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
- B01J19/088—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a kind of discharge reactor and its applications in methane or ethylene conversion, the discharge reactor includes hollow rectangular parallelepiped structure shell and exoelectrical reaction area, the shell is equipped with gas access and gas vent, the enclosure interior constitutes airflow channel, the shell two sides inner wall is symmetrically arranged with grounding electrode plate along airflow direction, one or more groups of discharge electrode groups parallel or vertical with the airflow direction are provided between the grounding electrode plate, the discharge electrode group is made of the discharge electrode of central electrode stick and several parallel arrangements being fixed on the central electrode stick, the exoelectrical reaction area is made of the gas passage between the earthing pole and discharge electrode.Gas discharge reactor of the present invention realizes the moment ionic discharge of gas, converts methane or ethylene.
Description
Technical field
The present invention relates to a kind of discharge reactor and its methane or ethylene conversion in application, belong to gas discharge etc. from
Daughter chemical reaction and environmental chemical engineering technical field.
Background technique
Methane is the main component of natural gas and biogas, arises in the anaerobic processes such as many industry and wastewater treatment, is
A kind of reproducible clean energy resource and a kind of industrial chemicals.From the perspective of environmental protection, methane is a kind of greenhouse gases, is
One of the gas of capital of a country global warming protocol regulation discharge.How economically using methane resource abundant increasingly by
To attention.
It is chemically reacted by the nonequilibrium plasma (Nonthermal Plasma) that gas discharge generates as a kind of promotion
Method, start the modification applied to methane, result of study shows in the case where gas discharge nonequilibrium plasma acts on, methane energy
Effectively it is converted hydrogen, various hydro carbons and low price alcohols.But since the nonequilibrium plasma duration is extreme, methane turns
Rate is not high, and selectivity of product is bad, while energy consumption is high, although especially pulsed discharge is a kind of very effective plasma
Producing method, but generation due to the pulse power and control technology require high, thus are difficult to large-scale application in the industry.
Summary of the invention
The purpose of the present invention is to provide a kind of discharge reactor and its applications in methane conversion.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of discharge reactor of the present invention, it is characterised in that: the discharge reactor includes hollow shell
With the intracorporal exoelectrical reaction area of the shell, the shell is equipped with gas access and gas vent, the enclosure interior structure
At airflow channel；The inner walls are equipped with grounding electrode plate, are provided between the grounding electrode plate one or more groups of
The discharge electrode group parallel or vertical with the airflow direction, the discharge electrode group is by central electrode stick and is fixed on described
The discharge electrodes of several parallel arrangements on central electrode stick forms, the discharge electrode using central electrode stick be symmetry axis oneself
It is uniformly distributed under above, the gas passage between the grounding electrode plate and discharge electrode constitutes the exoelectrical reaction area；
The central electrode stick and motor axis connection, the central electrode stick are electrically connected with high voltage power supply；The discharge reactor
It is whole to be closed in airtight.
Further, discharge reactor of the present invention includes hollow shell and the intracorporal exoelectrical reaction area of the shell,
It is hollow rectangular parallelepiped structure in the shell, the shell is equipped with gas access and gas vent, the shell
Inner Constitution airflow channel, the airflow channel two sides inner wall is symmetrically arranged with grounding electrode plate along airflow direction, described
One or more groups of discharge electrode groups parallel with the airflow direction, the discharge electrode group are provided between grounding electrode plate
It is made of the discharge electrode of central electrode stick and several parallel arrangements being fixed on the central electrode stick, the electric discharge electricity
Pole is uniformly distributed from top to bottom using central electrode stick as symmetry axis, and the gas between the grounding electrode plate and discharge electrode is logical
Road constitutes the exoelectrical reaction area；The central electrode stick and motor axis connection, the high voltage power supply and the center
Electrode bar electrical connection, the discharge reactor is integrally in airtight closes.
Further, the discharge reactor include hollow shell and with the intracorporal exoelectrical reaction area of the shell, it is described
Shell be equipped with gas access and gas vent, be hollow tube structure, the cross of the tubular structure in the shell
The regular polygon that section is centrosymmetric, the cylinder inboard wall are grounding electrode plate, and it is logical that the inner barrel constitutes air-flow
Road, is equipped with one or more groups of discharge electrode groups vertical with airflow direction in the airflow channel, the discharge electrode group by
The discharge electrode of central electrode stick and several parallel arrangements being fixed on the central electrode stick forms, the discharge electrode
It is uniformly distributed from top to bottom using central electrode stick as symmetry axis, the central electrode stick and motor axis connection, the high-voltage electricity
Source is electrically connected with the central electrode stick, and the discharge reactor is integrally in airtight closes.
Further, electrode material of the present invention includes stainless steel, titanium, zirconium, tantalum, tungsten, lead or alloy and associate conductive
The gas discharge performance of material, the material is about the same.
Further, the change frequency of distance can be adjusted optionally between discharge electrode of the present invention and grounding electrode plate,
Without particular/special requirement, the revolving speed of the motor is preferably 50~300 revs/min.
The power supply mode of discharge electrode of the present invention is generally direct current (containing high-frequency impulse), is also possible to exchange and arteries and veins
Punching, wherein being illustrated for applying direct current in embodiment with minimum using the cost of DC power supply.Wherein direct current supply voltage
Generally be positive 1kV or more, or negative -1kV is hereinafter, it is preferred that the effect substantially phase of ± 10kV~± 150kV, positive voltage and negative voltage
When positive voltage is a little better；Pulse recurrence frequency is generally 1Hz or more, preferably 10Hz~500Hz, and frequency increases, input energy
Increase, the conversion ratio of methane or lighter hydrocarbons improves, and when pulse recurrence frequency is 500Hz or more, actual effect increase rate less, is handed over
The voltage of stream power supply is generally 1kV or more, preferably 10kV~150kV, and frequency is generally 1Hz or more, preferably 10Hz~1000Hz,
When frequency is 1000Hz or more, actual effect increase rate is less.Electrode application voltage is related with electrode spacing, interelectrode distance
Bigger, applying voltage can be higher, the general every increase 10mm of electrode distance, and voltage can increase 5kV~10kV, the release of voltage high-energy
Greatly, the high conversion rate of methane, electrode is to more, and input power is bigger, and removal effect is better.
Further, reactor of the present invention is applied to the conversion of methane or ethylene.
Further, the application are as follows: high voltage is applied to the discharge electrode, drives and puts under the action of motor
Electrode rotation, is passed through gas to be processed, reaction gas and carrier from the gas access of described discharge reactor one end
Mixed gas pass through the exoelectrical reaction area when, when the space between the discharge electrode and the grounding electrode plate away from
From when shortening to gas moment and being ionized, forming the gas-discharge zone being made of high energy electron, atom and free radical etc., in air-flow
Gas to be processed and reaction gas plasma chemical reaction occurs, obtain the air-flow of required product by being arranged described
The discharge reactor other end gas vent discharge, to achieve the purpose that gas conversion to be processed；It is described to be processed
Gas is methane or ethylene；The reaction gas is chlorine, fluorine gas, oxygen, hydrogen, sulfur dioxide or nitrogen oxides；It is described
Carrier gas be the inert gases such as nitrogen, argon gas or helium.
Residence time of the present invention gas processed in discharge plasma area is generally 0.2s or more, and the residence time gets over
Long, effect is better, preferably 3s~120s, and more than 120s, degradation effect increase rate becomes smaller.
Compared with prior art, the invention has the advantages that gas discharge reactor of the present invention passes through discharge electrode
The distance change between grounding electrode realizes the moment ionic discharge of gas, converts methane or ethylene, DC power supply can be used
Instead of high-voltage pulse power source, the shortcomings that technical difficulty for overcoming high-voltage pulse power source is high, poor reliability, to improve anti-
Answer the efficiency of energy utilization and economy of device.
Detailed description of the invention
Fig. 1 is gas discharge structure of reactor schematic diagram of the present invention；
Fig. 2 is the sectional view of gas discharge reaction response device of the present invention；
Fig. 3 is straight tube shape gas discharge structure of reactor schematic diagram of the present invention；
Fig. 4 is straight tube shape gas discharge structure of reactor sectional view of the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
In figure: 1 gas access；2 high voltage power supply connecting lines；3 motors；4 central electrode sticks；5 discharge electrodes；6 gas vents；
7 grounding electrode plates.
Embodiment 1: a kind of gas discharge reaction response device of the present invention is as depicted in figs. 1 and 2.Structural parameters: anti-
Device is answered to be about 450mm, gas-discharge zone effective length about 250mm, wide about 120mm, high about 220mm, integral sealing, inleakage is small
In 1%.Gas flow is single channel, two sidelining grounding electrode plate of channel, shares 3 groups of electrodes, two adjacent groups electrode in channel
Distance about 100mm, every group of electrode is by 9 symmetrical discharge electrodes 5 (two adjacent discharge electrode interval about 20mm) and central electrode
Stick 4 forms, and material is stainless steel, and discharge electrode surface is steel alloy, and for discharge electrode having a size of 5 × 50mm of Φ, both ends are semicircle
Ball, along central electrode mandrel to being evenly distributed with, central electrode stick is having a size of 10 × 250mm of Φ, central electrode stick and high voltage power supply and electricity
3 axis connection of machine, rotates under the drive of motor 3, adjusts gas discharge frequency by adjusting electrode revolving speed.
It is described anti-that processing technological flow is that the air-flow that methane and chlorine are matched by a certain percentage is imported by gas access 1
Reactor is answered, high voltage power supply connecting line 2 is connect with high voltage power supply, two sidelining of gas flow of reaction response device is grounded electricity
Pole plate 7 is grounded, and after motor 3 is powered, motor drives discharge electrode 5 to rotate by central electrode stick 4, when 5 both ends of discharge electrode
Hemisphere apart from grounding electrode plate 7 apart from it is nearest when, the gas moment between the discharge electrode 5 and grounding electrode plate 7 is ionized,
Gas discharge forms the gas-discharge zone being made of high energy electron, atom and free radical etc., imports from the gas access 1
Methane and the air-flow of chlorine when passing through the gas-discharge zone, plasma chemical reaction occurs for methane and chlorine, obtains
The air-flow of required product passes through the discharge of gas vent 6 that the reactor other end is arranged in.
Experiment condition are as follows:
Methane 50%, chlorine 20%, carrier gas are argon gas, (being volume ratio),
Gas flow is about are as follows: 5m3/ h, gas temperature are room temperature.
Motor speed: about 100 revs/min.
Power parameter: electrode power supply mode is DC power supply, DC voltage about 35kV, power about 100W.
The main converted product that experimental result obtains methane is chloromethanes.Conversion ratio is about 35%.
Embodiment 2: a kind of straight tube shape gas discharge reaction response device of the present invention is as shown in Figure 3 and Figure 4.Reactor
For six side straight tube shapes, structural parameters: the high about 300mm of reactor, cylinder material are stainless steel and as grounding electrode plate, described six
The external diameter of a circle of side type is about Φ 120mm, gas-discharge zone effective length about 200mm.Body centre electrode is symmetrical by 9
Discharge electrode 5 (two adjacent discharge electrode interval about 20mm) and central electrode stick 4 form, and material is stainless steel, the electric discharge
5 surface of electrode is steel alloy, and the size of the discharge electrode 5 is about 5 × 35mm of Φ, and both ends are semi-round ball, along central electrode
Stick 4 is axial uniformly distributed, the central electrode stick 4 having a size of 10 × 300mm of Φ, the central electrode stick 4 and high voltage power supply and
3 axis connection of motor, rotates under motor drive, adjusts gas discharge frequency by adjusting electrode revolving speed.
It is described anti-that processing technological flow is that the air-flow that ethylene and chlorine are matched by a certain percentage is imported by gas access 1
Reactor is answered, high voltage power supply connecting line 2 is connect with high voltage power supply, two sidelining of gas flow of reaction response device is grounded electricity
Pole plate 7 is grounded, and after motor 3 is powered, motor drives discharge electrode 5 to rotate by central electrode stick 4, when 5 both ends of discharge electrode
Hemisphere apart from grounding electrode plate 7 apart from it is nearest when, the gas moment between the discharge electrode 5 and grounding electrode plate 7 is ionized,
Gas discharge forms the gas-discharge zone being made of high energy electron, atom and free radical etc., imports from the gas access 1
Ethylene and the air-flow of chlorine when passing through the exoelectrical reaction area, plasma chemical reaction occurs for ethylene and chlorine, obtains
The air-flow of required product passes through the discharge of gas vent 6 that the discharge reactor other end is arranged in.
Experiment condition are as follows:
Ethylene 40%, chlorine 20%, carrier gas are argon gas, (being volume ratio),
Gas flow is about are as follows: 3m3/ h, gas temperature are room temperature.
Motor speed: about 50 revs/min.
Power parameter: electrode power supply mode is DC power supply, DC voltage about 25kV, power about 60W.
The main converted product that experimental result obtains ethylene is vinyl chloride.Conversion ratio is about 30%.
It should be noted that the above examples are only used to illustrate the technical scheme of the present invention, protection scope of the present invention is not
It is limited to this.For those skilled in the art, all within the spirits and principles of the present invention, to documented by each embodiment
Technical solution is modified, or carries out any equivalent replacement, modification, changes and improvements etc. to some technical characteristics therein,
It should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of discharge reactor, it is characterised in that: the discharge reactor includes that hollow shell and the shell are intracorporal
Exoelectrical reaction area, the shell are equipped with gas access and gas vent, and the enclosure interior constitutes airflow channel；It is described
Inner walls be equipped with grounding electrode plate, be provided between the grounding electrode plate one or more groups of flat with the airflow direction
Capable or vertical discharge electrode group, if the discharge electrode group is by central electrode stick and is fixed on the central electrode stick
The discharge electrode of dry parallel arrangement forms, and the discharge electrode is uniformly distributed from top to bottom using central electrode stick as symmetry axis,
Gas passage between the grounding electrode plate and discharge electrode constitutes the exoelectrical reaction area；
The central electrode stick and motor axis connection, the central electrode stick are electrically connected with high voltage power supply；The electric discharge is anti-
Answering device integrally is in airtight close.
2. reactor as described in claim 1, it is characterised in that: the discharge reactor includes hollow shell and described
The intracorporal exoelectrical reaction area of shell, the interior shell is hollow rectangular parallelepiped structure, and the shell is equipped with gas access (1)
With gas vent (6), the enclosure interior constitutes airflow channel, and the airflow channel two sides inner wall is along airflow direction pair
Claim to be equipped with grounding electrode plate (7), be provided between the grounding electrode plate (7) one or more groups of parallel with the airflow direction
Discharge electrode group, the discharge electrode group is by central electrode stick (4) and is fixed on several on the central electrode stick (4)
The discharge electrode (5) of parallel arrangement forms, and the discharge electrode (5) is that symmetry axis is equal from top to bottom with central electrode stick (4)
Even distribution, the gas passage between the grounding electrode plate (7) and discharge electrode (5) constitute the exoelectrical reaction area；Institute
The central electrode stick (4) and motor (3) axis connection stated, the high voltage power supply is electrically connected with the central electrode stick (4), described
Discharge reactor be integrally in airtight close.
3. reactor as described in claim 1, it is characterised in that: the discharge reactor includes hollow shell and described
The intracorporal exoelectrical reaction area of shell, the shell be equipped with gas access (1) and gas vent (6), is in the shell
Empty tube structure, the regular polygon that the cross section of the tubular structure is centrosymmetric, the cylinder inboard wall are ground connection electricity
Pole plate (7), the inner barrel constitute airflow channel, are equipped in the airflow channel one or more groups of vertical with airflow direction
Straight discharge electrode group, the discharge electrode group is by central electrode stick (4) and is fixed on several on the central electrode stick (4)
The discharge electrode (5) of parallel arrangement forms, and the discharge electrode (5) is that symmetry axis is equal from top to bottom with central electrode stick (4)
Even distribution, the central electrode stick (4) and motor (3) axis connection, the high voltage power supply and the central electrode stick (4) electricity
Connection, the discharge reactor is integrally in airtight closes.
4. the reactor as described in one of claims 1 to 3, it is characterised in that: the grounding electrode plate (7) or discharge electrode
(5) material includes stainless steel, titanium, zirconium, tantalum, tungsten, lead or alloy and associate conductive material.
5. the reactor as described in one of claims 1 to 3, it is characterised in that: the revolving speed of the motor (3) be 50~300 turns/
Point.
6. the reactor as described in one of claims 1 to 3, it is characterised in that: the power supply mode of the discharge electrode (5) is straight
Stream, pulse or exchange.
7. reactor as claimed in claim 6, it is characterised in that: the voltage of the direct current supply is ± 10kV~± 150kV；
The voltage of the pulse power supply is ± 10kV~± 150kV, and the pulse recurrence frequency of pulse power supply is 10Hz~500Hz；It is described
The voltage of Alternating Current Power Supply is 1kV~300kV, and frequency is 10Hz~1000Hz.
8. the conversion that reactor as described in claim 1 is applied to methane or ethylene.
9. application as claimed in claim 8, it is characterised in that: the application are as follows: apply to the discharge electrode (5) high
Voltage drives discharge electrode (5) rotation, from the gas access (1) of described discharge reactor one end under the action of motor (3)
When being passed through the mixed gas of gas to be processed, reaction gas and carrier by the exoelectrical reaction area, when the electric discharge
When space length between electrode (5) and the grounding electrode plate (7) shortens to gas moment and is ionized, formed by high energy electricity
Plasma occurs for the gas-discharge zone of the compositions such as son, atom and free radical, gas to be processed and reaction gas in air-flow
Chemical reaction, the air-flow for obtaining required product pass through gas vent (6) discharge that the discharge reactor other end is arranged in, from
And achieve the purpose that gas conversion to be processed；The gas to be processed is methane or ethylene；The reaction gas is chlorine
Gas, fluorine gas, oxygen, hydrogen, sulfur dioxide or nitrogen oxides；The carrier gas is nitrogen, argon gas or helium.
10. application as claimed in claim 9, it is characterised in that: the gas to be processed stops in the exoelectrical reaction area
Staying the time is 3s~120s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811172078.6A CN109351298A (en) | 2018-10-09 | 2018-10-09 | A kind of discharge reactor and its application in methane or ethylene conversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811172078.6A CN109351298A (en) | 2018-10-09 | 2018-10-09 | A kind of discharge reactor and its application in methane or ethylene conversion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109351298A true CN109351298A (en) | 2019-02-19 |
Family
ID=65348705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811172078.6A Pending CN109351298A (en) | 2018-10-09 | 2018-10-09 | A kind of discharge reactor and its application in methane or ethylene conversion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109351298A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4873942A (en) * | 1988-06-08 | 1989-10-17 | The Stackpole Corporation | Plasma enhanced chemical vapor deposition wafer holding fixture |
| CN2161004Y (en) * | 1993-05-28 | 1994-04-06 | 肖茂如 | Electrode displacement type pulse corona generator |
| CN2535118Y (en) * | 2002-04-01 | 2003-02-12 | 广东杰特科技发展有限公司 | Vertical random streamer-discharge reactor of optimized space-time distribution |
| CN1809413A (en) * | 2003-06-17 | 2006-07-26 | 日铁矿业株式会社 | Gas processing method and gas processing apparatus utilizing oxidation catalyst and low-temperature plasma |
| JP2011222461A (en) * | 2010-04-06 | 2011-11-04 | Sanko Name Co Ltd | Transparent conductive film heater having temperature distribution equalizing structure |
| CN105801345A (en) * | 2016-03-18 | 2016-07-27 | 浙江工业大学 | Method for increasing conversion rate of methane chloride and special device |
| CN206814703U (en) * | 2017-05-27 | 2017-12-29 | 江苏金门能源装备有限公司 | A kind of electric field separating device with stirring electrode |
-
2018
- 2018-10-09 CN CN201811172078.6A patent/CN109351298A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4873942A (en) * | 1988-06-08 | 1989-10-17 | The Stackpole Corporation | Plasma enhanced chemical vapor deposition wafer holding fixture |
| CN2161004Y (en) * | 1993-05-28 | 1994-04-06 | 肖茂如 | Electrode displacement type pulse corona generator |
| CN2535118Y (en) * | 2002-04-01 | 2003-02-12 | 广东杰特科技发展有限公司 | Vertical random streamer-discharge reactor of optimized space-time distribution |
| CN1809413A (en) * | 2003-06-17 | 2006-07-26 | 日铁矿业株式会社 | Gas processing method and gas processing apparatus utilizing oxidation catalyst and low-temperature plasma |
| JP2011222461A (en) * | 2010-04-06 | 2011-11-04 | Sanko Name Co Ltd | Transparent conductive film heater having temperature distribution equalizing structure |
| CN105801345A (en) * | 2016-03-18 | 2016-07-27 | 浙江工业大学 | Method for increasing conversion rate of methane chloride and special device |
| CN206814703U (en) * | 2017-05-27 | 2017-12-29 | 江苏金门能源装备有限公司 | A kind of electric field separating device with stirring electrode |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111278766B (en) | Low temperature plasma reaction apparatus and method for decomposing hydrogen sulfide | |
| CN101835336A (en) | Double-dielectric barrier discharge low-temperature plasma generator | |
| CN103945627B (en) | A kind of hand-held large area low temperature plasma generating means | |
| CN105060408B (en) | A kind of submerged cryogenic plasma method of wastewater treatment and device | |
| WO2018205758A1 (en) | Apparatus for producing oxygen active substance by means of mesh-shaped creeping discharge plasma | |
| CN207638962U (en) | The enhanced direct current alternating electrode low-temperature plasma jet array of atmospheric dielectric barrier discharge | |
| CN111278533B (en) | Plasma reaction apparatus and method for decomposing hydrogen sulfide | |
| CN106973482A (en) | A kind of petal type glow discharge jet plasma generating structure | |
| CN108322990A (en) | A kind of plasma generating assembly and air cleaning unit | |
| CN109351298A (en) | A kind of discharge reactor and its application in methane or ethylene conversion | |
| CN107360659A (en) | A kind of plasma generator and clarifier | |
| CN206746279U (en) | A kind of plasma gas processing unit | |
| CN108046216B (en) | Cascade type rotary air flow ozone generator | |
| EP3474635B1 (en) | Modular plasma jet treatment system | |
| CN111377409A (en) | Plasma apparatus and method for decomposing hydrogen sulfide | |
| CN109351299A (en) | It a kind of rotation electrode discharge reactor and its is converted for methane or ethylene | |
| CN204167682U (en) | A kind of low-voltage negative oxygen ion generator | |
| CN113747646B (en) | Double-spiral curled microcavity plasma device structure and preparation method thereof | |
| CN104144553B (en) | A kind of photoionization plasma generator | |
| CN113423167B (en) | Device and method for continuously generating large-volume plasma in liquid phase | |
| CN111377401A (en) | Multi-reaction-tube low-temperature plasma equipment and method for decomposing hydrogen sulfide | |
| CN110718438B (en) | Device for modifying material surface by direct fluorination and plasma | |
| JPH11209105A (en) | Ozonizer | |
| CN111377399A (en) | Plasma discharge device and method for decomposing hydrogen sulfide | |
| CN111377410A (en) | Low-temperature plasma equipment and method for decomposing hydrogen sulfide |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190219 |
|
| RJ01 | Rejection of invention patent application after publication |