CN208346092U - microwave cracking system - Google Patents
microwave cracking system Download PDFInfo
- Publication number
- CN208346092U CN208346092U CN201820646086.9U CN201820646086U CN208346092U CN 208346092 U CN208346092 U CN 208346092U CN 201820646086 U CN201820646086 U CN 201820646086U CN 208346092 U CN208346092 U CN 208346092U
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- CN
- China
- Prior art keywords
- microwave
- microwave cracking
- feeder
- condensing unit
- reaction vessel
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- Expired - Fee Related
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to a kind of microwave cracking systems, including feeder, microwave cracking device, condensing unit, tail gas collecting device, detection control apparatus, the feeder, condensing unit is tightly connected with the reaction vessel being arranged inside microwave cracking device, the outlet end of the condensing unit and the tail gas collecting device are tightly connected, temperature element is provided in the reaction vessel, the feeder is provided with flowmeter and pressure gauge, the microwave cracking device is provided with microwave magnetron emission source, the detection control apparatus and the temperature element, flowmeter, pressure gauge, microwave magnetron emission source is connected.Using the microwave cracking system in the utility model, can be used in biomass material, it is energy-efficient, uniformly quickly, be easy to control, may be selected heating, it is more efficient, yield is higher, more stable.
Description
Technical field
The utility model relates to biomass heating art more particularly to biomass microwave heating, in particular to a kind of microwaves
Cracking system.
Background technique
Microwave refers to that frequency is the electromagnetic wave of 300MHz~300GHz, is the letter of a limited frequency band between radio wave
Claim, wavelength is between 1mm~1m.As electromagnetic wave, microwave has duality principle, show as penetrating for different materials,
Three characteristics of reflection and absorption.
Microwave cracking provides a kind of completely new heating method for biomass material, becomes thermally conductive into " body heating ", due to micro-
Wave energy has stronger penetrability to substance, achievees the purpose that deep layer heats, so that not only the rate of heat addition is fast in pyrolytic process
And it is more uniform, greatly improve heating condition.
Since biomass material is generally weaker microwave-absorbing body, energy is often added during testing microwave cracking
It is enough to absorb absorbent such as active carbon, coke, silicon carbide of microwave energy etc. more preferably to realize more effective heating environment.Microwave is split
The yield for solving cracked oil obtained by biomass is not high, but can be produced according to the selection of reaction condition and form more single split
Solution oil and the better coke of absorbability.Microwave heating have it is energy-efficient, uniformly quickly, be easy to control, may be selected heating etc.
Feature.
It can be used in the microwave cracking system that the more efficient of biomass material, yield are higher, more stable therefore, it is necessary to a kind of
System.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts, providing one kind can be used in biomass original
More efficient, yield is higher, the more stable microwave cracking system of material.
To achieve the goals above, the microwave cracking system of the utility model has following constitute:
The system includes feeder, microwave cracking device, condensing unit, tail gas collecting device, detection control dress
It sets, the feeder, condensing unit are tightly connected with the reaction vessel being arranged inside microwave cracking device, and described is cold
The outlet end of solidifying device and the tail gas collecting device are tightly connected, and are provided with temperature element in the reaction vessel, institute
The feeder stated is provided with flowmeter and pressure gauge, and the microwave cracking device is provided with microwave magnetron emission source, institute
The detection control apparatus stated is connected with the temperature element, flowmeter, pressure gauge, microwave magnetron emission source, described
Condensing unit includes several condensing units being connected in series, and the condensing unit includes three-necked flask and spherical condensation tube, described
Three-necked flask two of them opening be connected separately with spherical condensation tube.
Preferably, the tail gas collecting device is tail gas absorption bottle, and the tail gas absorption bottle, which is internally provided with, to be used for
Absorb the tetrahydrofuran of tail gas.
Preferably, the spherical condensation tube is connected with the water pump for providing circulating condensing water.
Preferably, the reaction vessel is quartz reaction container.
Preferably, the feeder is gas bomb.
Preferably, the system also includes touch panel display device, the touch panel display device and the detections
Control device is connected.
Using the microwave cracking system in the utility model, it can be used in biomass material, it is energy-efficient, uniformly fast
Speed is easy to control, heating may be selected, more efficient, yield is higher, more stable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the microwave cracking system of the utility model.
Appended drawing reference
1 feeder
2 flowmeters
3 pressure gauges
4 temperature elements
5 microwave cracking devices
6 reaction vessels
7 water pumps
8 three-necked flasks
9 spherical condensation tubes
10 tail gas collecting devices
Specific embodiment
In order to more clearly describe the technology contents of the utility model, carry out combined with specific embodiments below into one
The description of step.
As shown in Figure 1, microwave cracking system provided by the utility model include feeder 1, it is microwave cracking device 5, cold
Solidifying device, tail gas collecting device 10, detection control apparatus, the feeder 1, condensing unit with microwave cracking device 5
The reaction vessel 6 of inside setting is tightly connected, and the outlet end of the condensing unit and the tail gas collecting device 10 are airtight
It connects, is provided with temperature element 4 in the reaction vessel, the feeder is provided with flowmeter 2 and pressure gauge 3, institute
The microwave cracking device stated is provided with microwave magnetron emission source, the detection control apparatus and the temperature element, stream
Meter, pressure gauge, microwave magnetron emission source are connected, and the condensing unit includes several condensing units being connected in series, institute
The condensing unit stated includes three-necked flask 8 and spherical condensation tube 9, and the two of them opening of the three-necked flask 8 is separately connected
There is spherical condensation tube 9.Wherein, temperature element can be contact thermography component thermocouple, temperature-measuring range: 0~1000 DEG C, precision ±
0.1℃；It can be non-contacting infrared, temperature-measuring range are as follows: 0~970 DEG C, precision ± 0.1 DEG C.
In a kind of preferably embodiment, the tail gas collecting device is tail gas absorption bottle, the tail gas absorption
Bottle is internally provided with the tetrahydrofuran for absorbing tail gas.
In a kind of preferably embodiment, the spherical condensation tube be used to provide 7 phase of water pump of circulating condensing water
Connection.
In a kind of preferably embodiment, the reaction vessel is quartz reaction container.
In a kind of preferably embodiment, the feeder is gas bomb.
In a kind of preferably embodiment, the system also includes touch panel display device, the touch screen is shown
Device is connected with the detection control apparatus
Microwave cracking process: opening microwave cracking device, sets reaction time, microwave power, connects whole system.It beats
Open carrier gas, the air-tightness of detection system opens microwave after 5min.Biomass material cracks under microwave action generates volatility gas
Body enters condenser pipe by pipe-line system, and at low temperature, condensable partial condensation is got off, and tail gas (being not easy condensed gas), which enters, to be inhaled
It receives and is absorbed in bottle by tetrahydrofuran, then removed tetrahydrofuran by Rotary Evaporators, the reaction time terminates.
Microwave cracking device may be implemented temperature control, manually control and automatically control.It is mainly controlled in cracking process micro-
The power of wave sets total reaction time and adjusts the flow rate of carrier gas, is air when starting in quartz reaction bottle, opens carrier gas
After 5min, guarantee to be oxygen-free environment in reaction flask.
Under the action of microwave, the mixture of biomass material and absorbent absorbs microwave energy, polar molecule in material
The quick orientation rotation carried out under the high-frequency electric field effect of microwave repeatedly causes frictional heat generation, shake of the ion under microwave action
Dynamic also to convert energy to heat, the temperature of raw material rises with it, and when reaching cracking temperature, organic component cracking generates volatilization
Point.Microwave-heating has unique mass-and heat-transfer rule compared to conventional pyrolysis, and material inside and outside is heated simultaneously.At this moment material center
Temperature can be higher than hull-skin temperature, this is conducive to fugitive constituent and is discharged in time, clean duct, improve the reaction of solid product coke
Property.
When carrying out microwave cracking biomass by the microwave cracking system provided by the utility model that attached drawing 1 is shown, obtain
The surface characteristics of different biomass microwave pyrolysis product coke, wherein the surface characteristics of different biomass microwave pyrolysis product coke
And constituent such as following table obtained by the Gc-mss of cracked oil.
The surface characteristics of different biomass microwave pyrolysis product coke
Using the microwave cracking system in the utility model, it can be used in biomass material, it is energy-efficient, uniformly fast
Speed is easy to control, heating may be selected, more efficient, yield is higher, more stable.
In this description, the utility model is described with reference to its specific embodiment.But it is clear that still can be with
The spirit and scope that various modification can be adapted and converts without departing from the utility model.Therefore, the description and the appended drawings should be considered as
It is illustrative and not restrictive.
Claims (5)
1. a kind of microwave cracking system, which is characterized in that the system includes feeder, microwave cracking device, condensation dress
It sets, tail gas collecting device, detection control apparatus, the feeder, condensing unit are arranged with inside microwave cracking device
Reaction vessel be tightly connected, the outlet end of the condensing unit and the tail gas collecting device are tightly connected, described
Temperature element is provided in reaction vessel, the feeder is provided with flowmeter and pressure gauge, the microwave cracking dress
It installs and is equipped with microwave magnetron emission source, the detection control apparatus and the temperature element, flowmeter, pressure gauge, magnetic
Keyholed back plate microwave rf generator is connected, and the condensing unit includes several condensing units being connected in series, the condensing unit packet
Three-necked flask and spherical condensation tube are included, the two of them opening of the three-necked flask is connected separately with spherical condensation tube.
2. microwave cracking system according to claim 1, which is characterized in that the spherical condensation tube is followed with for providing
The water pump of ring condensed water is connected.
3. microwave cracking system according to claim 1, which is characterized in that the reaction vessel is quartz reaction appearance
Device.
4. microwave cracking system according to claim 1, which is characterized in that the feeder is gas bomb.
5. microwave cracking system according to claim 1, which is characterized in that the system also includes touch screen displays to fill
It sets, the touch panel display device is connected with the detection control apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820646086.9U CN208346092U (en) | 2018-05-02 | 2018-05-02 | microwave cracking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820646086.9U CN208346092U (en) | 2018-05-02 | 2018-05-02 | microwave cracking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208346092U true CN208346092U (en) | 2019-01-08 |
Family
ID=64888353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820646086.9U Expired - Fee Related CN208346092U (en) | 2018-05-02 | 2018-05-02 | microwave cracking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208346092U (en) |
-
2018
- 2018-05-02 CN CN201820646086.9U patent/CN208346092U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20190502 |