CN109373196A - A kind of conveying of octamethylcy-clotetrasiloxane and carburetion system and method - Google Patents
A kind of conveying of octamethylcy-clotetrasiloxane and carburetion system and method Download PDFInfo
- Publication number
- CN109373196A CN109373196A CN201811482524.3A CN201811482524A CN109373196A CN 109373196 A CN109373196 A CN 109373196A CN 201811482524 A CN201811482524 A CN 201811482524A CN 109373196 A CN109373196 A CN 109373196A
- Authority
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- China
- Prior art keywords
- clotetrasiloxane
- octamethylcy
- gas
- carrier gas
- preheating
- 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.)
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- HMMGMWAXVFQUOA-UHFFFAOYSA-N octamethylcyclotetrasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 HMMGMWAXVFQUOA-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000003860 storage Methods 0.000 claims abstract description 42
- 239000012159 carrier gas Substances 0.000 claims abstract description 41
- 238000002309 gasification Methods 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000009834 vaporization Methods 0.000 claims abstract description 12
- 230000008016 vaporization Effects 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims description 54
- 239000007788 liquid Substances 0.000 claims description 54
- 230000005540 biological transmission Effects 0.000 claims description 26
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- 239000002994 raw material Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 10
- 229910052786 argon Inorganic materials 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 238000005485 electric heating Methods 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 229910052681 coesite Inorganic materials 0.000 claims description 5
- 229910052906 cristobalite Inorganic materials 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 5
- 229910052682 stishovite Inorganic materials 0.000 claims description 5
- RSNQKPMXXVDJFG-UHFFFAOYSA-N tetrasiloxane Chemical compound [SiH3]O[SiH2]O[SiH2]O[SiH3] RSNQKPMXXVDJFG-UHFFFAOYSA-N 0.000 claims description 5
- 229910052905 tridymite Inorganic materials 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000013307 optical fiber Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- WSPOQKCOERDWJQ-UHFFFAOYSA-N 2-methyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane Chemical compound C[SiH]1O[SiH2]O[SiH2]O[SiH2]O1 WSPOQKCOERDWJQ-UHFFFAOYSA-N 0.000 description 1
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 239000005049 silicon tetrachloride Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/14—Conveying liquids or viscous products by pumping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
- F17C7/02—Discharging liquefied gases
- F17C7/04—Discharging liquefied gases with change of state, e.g. vaporisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/18—Arrangements for supervising or controlling working operations for measuring the quantity of conveyed product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Glass Melting And Manufacturing (AREA)
Abstract
The present invention relates to a kind of conveying of octamethylcy-clotetrasiloxane and carburetion system and methods, the system comprises sequentially connected storage device, device for transporting objects, preheating device and gasification installations, the storage device is connect with the first tracing system, and the device for transporting objects is connect with the second tracing system；The system also includes carrier gas device, the carrier gas device is connect with gasification installation, and the gasification installation is connect with burner.The present invention is realized to the safe transport of octamethylcy-clotetrasiloxane and vaporization during preform, while improving the application efficiency of octamethylcy-clotetrasiloxane, is suitable for industrial applications, with good economic efficiency and application prospect.
Description
Technical field
The invention belongs to conveying technology fields, and in particular to a kind of conveying of octamethylcy-clotetrasiloxane and carburetion system and
Method, more particularly to the octamethylcy-clotetrasiloxane raw material used in the loosening body deposition process of preform preparation is carried out
Safe transport and the system and method for vaporization.
Background technique
Preform is that have specific refractive index section and the quartz glass for manufacturing optical fiber (abbreviation optical fiber)
Stick.The general diameter of prefabricated rods is several millimeters to tens millimeters (being commonly called as optical wand).The internal structure of optical fiber is exactly the shape in prefabricated rods
At.Because the production of prefabricated rods is most important part in optical fiber fabrication technology, the scale since phase late 1970s
Since producing optical fiber, research and perfect improve to preform manufacturing technology were just never interrupted.
In recent years, the silica (SiO prepared in preform studies in some preform manufacturing companies2) loose
Body deposition process uses octamethylcy-clotetrasiloxane (D4) for raw material, the silicon tetrachloride used instead of the preparation of traditional prefabricated rods
(SiCl4) raw material.The reason is that the molecular structure of octamethylcy-clotetrasiloxane (D4) is free of chlorine, acid chlorization is not formed after combustion
The step of object can reduce pollution of the process tail gas for environment, subsequent vent gas treatment acid-base neutralization be omitted, and then drop significantly
Low preform manufacturing cost.
It is liquid under octamethylcy-clotetrasiloxane room temperature, but its freezing point is lower (17-18 DEG C), the higher (> 175 of boiling point
DEG C), and be harmful to the human body, therefore during being applied to preform, how safe transport and vaporization are carried out to it
At urgent problem to be solved.
Summary of the invention
In view of problems of the prior art, the purpose of the present invention is to provide a kind of the defeated of octamethylcy-clotetrasiloxane
It send and carburetion system and method, realizes in preform manufacturing process to the safe transport of octamethylcy-clotetrasiloxane raw material
And vaporization, while improving the application efficiency of octamethylcy-clotetrasiloxane.
To achieve this purpose, the present invention adopts the following technical scheme:
In a first aspect, the present invention provides a kind of conveying of octamethylcy-clotetrasiloxane and carburetion system, the system packet
Include sequentially connected storage device, device for transporting objects, preheating device and gasification installation, the storage device and the first heat tracing
System connection, the device for transporting objects are connect with the second tracing system；The system also includes carrier gas device, the carrier gas dress
It sets and is connect with gasification installation, the gasification installation is connect with burner.
Preferably, the storage device includes discharge system and storage tank, and the storage tank is ISO storage tank.
Preferably, the device for transporting objects includes pump group and liquid transmission pipeline.
Preferably, liquid mass flow meter is equipped between the pump group and liquid transmission pipeline.
Preferably, the liquid transmission pipeline includes liquid conducting pipes and control valve group.
Preferably, the preheating device is preheating can.
Preferably, liquid mass flow meter is equipped between the device for transporting objects and preheating device.
Preferably, first tracing system is water bath heating system or electric heating system；
Preferably, second tracing system is electric heating system.
Preferably, the carrier gas device includes carrier gas tank and gas transfer pipeline.
Preferably, gas mass flow meter is equipped between the gas transfer pipeline and gasification installation.
Preferably, the gas transfer pipeline includes gas transmission pipeline and control valve group.
Preferably, the preheating can and gasification installation are respectively connected with heating system.
The system comprises sequentially connected discharge system, storage tank, pump group, liquid conveyings as a preferred technical solution,
Pipeline, preheating can and gasification installation, the storage tank are connect with the first tracing system, the pump group and liquid transmission pipeline and
The connection of two tracing systems；The system also includes carrier gas system, the carrier gas system includes sequentially connected carrier gas tank and gas
Transfer pipeline, the gas transfer pipeline and gasification installation connect
It connects, the gasification installation is connect with burner.
Second aspect, the present invention provides a kind of conveying of octamethylcy-clotetrasiloxane and gasification methods, utilize first party
System described in face carries out, the method are as follows: conveys the octamethylcy-clotetrasiloxane raw material in storage device by material and fills
Introducing preheating device is set, enters vapourizing unit after material preheating, while importing carrier gas, eight first into vapourizing unit from carrier gas device
Basic ring tetrasiloxane is vaporizated into gas in vapourizing unit, and the carrier gas being entered, which pushes in burner, to be burnt and deposited.
Preferably, in material transportation process, storage device is heated to 18-50 DEG C using the first tracing system, such as can
To be the specific point value between 18 DEG C, 20 DEG C, 25 DEG C, 30 DEG C, 35 DEG C, 40 DEG C, 45 DEG C or 50 DEG C and above-mentioned numerical value, it is limited to
Length and for concise consideration, the present invention no longer exclusive list.
Preferably, in material transportation process, device for transporting objects is heated to 18-50 DEG C using the second tracing system, example
It such as can be the specific point value between 18 DEG C, 20 DEG C, 25 DEG C, 30 DEG C, 35 DEG C, 40 DEG C, 45 DEG C or 50 DEG C and above-mentioned numerical value,
As space is limited and for concise consideration, the present invention no longer exclusive list.
Preferably, in material transportation process, preheating device is 50-175 DEG C to the temperature that material preheats, such as can be 50
DEG C, 75 DEG C, 90 DEG C, 100 DEG C, 120 DEG C, 135 DEG C, 150 DEG C, 160 DEG C or the specific point value between 175 DEG C and above-mentioned numerical value,
As space is limited and for concise consideration, the present invention no longer exclusive list.
Preferably, during material vaporization, the temperature of vapourizing unit is 175-350 DEG C, such as can be 175 DEG C, 200
DEG C, 225 DEG C, 250 DEG C, 275 DEG C, 300 DEG C, 325 DEG C or the specific point value between 350 DEG C and above-mentioned numerical value, as space is limited and
For concise consideration, the present invention no longer exclusive list.
Preferably, the carrier gas is argon gas and/or nitrogen.
The conveying of octamethylcy-clotetrasiloxane of the present invention and gasification method as a preferred technical solution, are as follows: by eight
Methyl cyclotetrasiloxane raw material after discharge system discharging enter storage tank, while using the first tracing system by storage tank heat extremely
It 18-50 DEG C and is kept the temperature；Then octamethylcy-clotetrasiloxane is introduced into liquid transmission pipeline using pump group, utilizes the second heating
It is 18-50 DEG C that system, which controls pump group and the temperature of liquid transmission pipeline,；The temperature for controlling preheating can is 50-175 DEG C, prestox ring
Tetrasiloxane enters preheating can by liquid transmission pipeline, and liquid enters vapourizing unit after preheating；Simultaneously by the argon in carrier gas tank
Gas and/or nitrogen are delivered to gas transfer pipeline, and carrier gas and octamethylcy-clotetrasiloxane enter vapourizing unit simultaneously；Control vaporization
Temperature in device is 175-350 DEG C, and octamethylcy-clotetrasiloxane rapid vaporization is gas at such a temperature, is entered simultaneously
Carrier gas pushes to burner, with the fuel combustion in burner, forms SiO2Deposition.
Preferably, the fuel in the burner can for natural gas, oxygen etc., but it is non-be only limitted to this, other are suitable
Fuel is equally applicable to the present invention.
Compared with prior art, the present invention is at least had the advantages that
The present invention provides a kind of conveying of octamethylcy-clotetrasiloxane and carburetion system and methods, realize in predispersed fiber
During stick processed, to the safe transport and vaporization of octamethylcy-clotetrasiloxane, entire conveying and gasification safety, height
Effect, while the application efficiency of octamethylcy-clotetrasiloxane is improved, it has a good application prospect.
Detailed description of the invention
Fig. 1 is the conveying for the octamethylcy-clotetrasiloxane that the embodiment of the present invention 1 provides and the structural schematic diagram of carburetion system.
The present invention is described in more detail below.But following examples is only simple example of the invention, not generation
Table or limitation the scope of the present invention, protection scope of the present invention are subject to claims.
Specific embodiment
The technical scheme of the invention is further explained by means of specific implementation.
The present invention provides conveying and the carburetion system of a kind of octamethylcy-clotetrasiloxane, institute in specific embodiment part
The system of stating includes sequentially connected storage device, device for transporting objects, preheating device and gasification installation, the storage device with
The connection of first tracing system, the device for transporting objects are connect with the second tracing system；The system also includes carrier gas device, institutes
It states carrier gas device to connect with gasification installation, the gasification installation is connect with burner.
Preferably, the storage device includes discharge system and storage tank.In above system operation, outsourcing prestox ring
Tetrasiloxane (D4) raw material, by discharge system by raw material fast transfer into storage tank, the storage tank is preferably ISO storage tank, one
As system two or more storage tanks are configured according to D4 dosage, to realize uninterrupted supply of the raw material to burner.
Since the freezing point of octamethylcy-clotetrasiloxane is relatively low (17-18 DEG C), to prevent its solidification, configuration of storage tanks first
The mode that water-bath carries out circulating-heating or storage tank external electric to tank body can be used in tracing system, the heat tracing, so that storage
The temperature of tank maintains always 18 DEG C or more (18-50 DEG C).
Preferably, the device for transporting objects includes pump group and liquid transmission pipeline.By pump group by D4 from storage device
Middle introducing liquid transmission pipeline is equipped with liquid mass flow meter, for controlling the stream of liquid between pump group and liquid transmission pipeline
Amount.Liquid transmission pipeline and pump group are connect with the second tracing system, and the heat tracing can be used electrically heat tracing mode and carry out, electric companion
The temperature of hot systems maintains 18 DEG C or more (18-50 DEG C), avoids solidification of the raw material in pipe network system.
Preferably, the preheating device is preheating can.D4 raw material enters preheating can by liquid transmission pipeline, and raw material is pre-
Heat is to 50-175 DEG C, subsequently into vapourizing unit.It is preferably provided with liquid mass flow meter between preheating can and vapourizing unit, is used for
Control to raw material flow.
Preferably, the carrier gas device includes carrier gas tank and gas transfer pipeline.When D4 enters vapourizing unit, from load
Carrier gas (generally argon gas and/or nitrogen) is delivered to gas transfer pipeline in gas tank, gas transfer pipeline and gasification installation it
Between be preferably provided with gas mass flow meter, using gas mass flow meter control carrier gas flow, heat it with from preheating can
D4 afterwards enters vapourizing unit simultaneously.
Controlling the temperature in vapourizing unit is 175-350 DEG C, and D4 is vaporized into rapidly gas at this temperature, is entered
Carrier gas pushes in burner, burns with other fuel (such as natural gas and oxygen) in burner, and then forms SiO2's
Deposition.
Preferably, aforesaid liquid transfer pipeline includes liquid conducting pipes and control valve group, and gas transfer pipeline includes gas
Body conveyance conduit and control valve group.
The present invention additionally provides conveying and the gasification method of a kind of octamethylcy-clotetrasiloxane in specific embodiment part,
It is carried out using system described in first aspect, the method are as follows: pass through the octamethylcy-clotetrasiloxane raw material in storage device
Device for transporting objects introduces preheating device, enters vapourizing unit after material preheating, while leading into vapourizing unit from carrier gas device
Enter carrier gas, octamethylcy-clotetrasiloxane is vaporizated into gas in vapourizing unit, and the carrier gas being entered is pushed in burner and carried out
Burning and deposition.
In order to better illustrate the present invention, it is easy to understand technical solution of the present invention, of the invention is typical but non-limiting
Embodiment is as follows:
Embodiment 1
Conveying and the carburetion system for present embodiments providing a kind of octamethylcy-clotetrasiloxane, as shown in Figure 1, the system
Including sequentially connected discharge system, storage tank, pump group, liquid transmission pipeline, preheating can and gasification installation, the storage tank and
The connection of one tracing system, the pump group and liquid transmission pipeline are connect with the second tracing system；The system also includes carrier gas systems
System, the carrier gas system include sequentially connected carrier gas tank and gas transfer pipeline, the gas transfer pipeline and gasification installation
Connection, the gasification installation are connect with burner.
Further, liquid mass flow meter is equipped between the pump group and liquid transmission pipeline, the preheating can is gentle
Makeup is equipped with liquid mass flow meter between setting, and gas mass flow is equipped between the gas transfer pipeline and gasification installation
Meter.
Further, the liquid transmission pipeline includes liquid conducting pipes and control valve group, the gas transfer pipeline
Including gas transmission pipeline and control valve group.
Further, first tracing system is water bath heating system or electric heating system, second tracing system
For electric heating system, the preheating can and gasification installation are respectively connected with heating system, and the gas stored in the carrier gas tank is argon
Gas and/or nitrogen.
Embodiment 2
Conveying and the gasification method for present embodiments providing a kind of octamethylcy-clotetrasiloxane, using being provided in embodiment 1
System conveyed and vaporized.
Octamethylcy-clotetrasiloxane (D4) raw material is entered into storage tank after discharge system discharging, while utilizing the first heat tracing
System to 30 DEG C and keeps the temperature storage tank heat；Then octamethylcy-clotetrasiloxane is introduced into liquid delivery tube using pump group
Road, while feed liquor flow is controlled using liquid mass flow meter, pump group, liquid mass flow meter are controlled using the second heating system
And the temperature of liquid transmission pipeline is 30 DEG C；The temperature for controlling preheating can is 100 DEG C, and octamethylcy-clotetrasiloxane passes through liquid
Transfer pipeline enters preheating can, then controls flow using liquid mass flow meter, and liquid enters vapourizing unit；Load is controlled simultaneously
Argon gas is delivered to gas transfer pipeline by gas tank, by gas mass flow meter, argon gas and octamethylcy-clotetrasiloxane simultaneously into
Enter vapourizing unit；Controlling the temperature in vapourizing unit is 230 DEG C, and octamethylcy-clotetrasiloxane rapid vaporization is gas at such a temperature
Body, the argon gas entered simultaneously push to burner, with the combustion of natural gas in burner, form SiO2Deposition.
Embodiment 3
Conveying and the gasification method for present embodiments providing a kind of octamethylcy-clotetrasiloxane, using being provided in embodiment 1
System conveyed and vaporized.
Octamethylcy-clotetrasiloxane (D4) raw material is entered into storage tank after discharge system discharging, while utilizing the first heat tracing
System to 25 DEG C and keeps the temperature storage tank heat；Then octamethylcy-clotetrasiloxane is introduced into liquid delivery tube using pump group
Road, while feed liquor flow is controlled using liquid mass flow meter, pump group, liquid mass flow meter are controlled using the second heating system
And the temperature of liquid transmission pipeline is 40 DEG C；The temperature for controlling preheating can is 80 DEG C, and octamethylcy-clotetrasiloxane passes through liquid
Transfer pipeline enters preheating can, then controls flow using liquid mass flow meter, and liquid enters vapourizing unit；Load is controlled simultaneously
Nitrogen is delivered to gas transfer pipeline by gas tank, by gas mass flow meter, nitrogen and octamethylcy-clotetrasiloxane simultaneously into
Enter vapourizing unit；Controlling the temperature in vapourizing unit is 275 DEG C, and octamethylcy-clotetrasiloxane rapid vaporization is gas at such a temperature
Body, the nitrogen entered simultaneously push to burner, with the oxygen combustion in burner, form SiO2Deposition.
The Applicant declares that the present invention is explained by the above embodiments detailed construction feature of the invention, but the present invention is simultaneously
It is not limited to above-mentioned detailed construction feature, that is, does not mean that the present invention must rely on above-mentioned detailed construction feature and could implement.Institute
Belong to those skilled in the art it will be clearly understood that any improvement in the present invention, to the equivalence replacement of component selected by the present invention
And increase, selection of concrete mode of accessory etc., all of which fall within the scope of protection and disclosure of the present invention.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (10)
1. conveying and the carburetion system of a kind of octamethylcy-clotetrasiloxane, which is characterized in that the system comprises sequentially connected
Storage device, device for transporting objects, preheating device and gasification installation, the storage device are connect with the first tracing system, institute
Device for transporting objects is stated to connect with the second tracing system；The system also includes carrier gas device, the carrier gas device and gasification are filled
Connection is set, the gasification installation is connect with burner.
2. the system as claimed in claim 1, which is characterized in that the storage device includes discharge system and storage tank；
Preferably, the storage tank is ISO storage tank.
3. system as claimed in claim 1 or 2, which is characterized in that the device for transporting objects includes pump group and liquid conveying
Pipeline；
Preferably, liquid mass flow meter is equipped between the pump group and liquid transmission pipeline；
Preferably, the liquid transmission pipeline includes liquid conducting pipes and control valve group.
4. system as described in any one of claims 1-3, which is characterized in that the preheating device is preheating can；
Preferably, liquid mass flow meter is equipped between the device for transporting objects and preheating device.
5. system according to any one of claims 1-4, which is characterized in that first tracing system is water bath heating system
Or electric heating system；
Preferably, second tracing system is electric heating system.
6. system as described in any one in claim 1-5, which is characterized in that the carrier gas device includes that carrier gas tank and gas are defeated
Send pipeline；
Preferably, gas mass flow meter is equipped between the gas transfer pipeline and gasification installation；
Preferably, the gas transfer pipeline includes gas transmission pipeline and control valve group.
7. conveying and the gasification method of a kind of octamethylcy-clotetrasiloxane, which is characterized in that utilize any one of claim 1-6 institute
The system stated carries out, the method are as follows: draw the octamethylcy-clotetrasiloxane raw material in storage device by device for transporting objects
Enter preheating device, enters vapourizing unit after material preheating, while importing carrier gas, prestox ring into vapourizing unit from carrier gas device
Tetrasiloxane is vaporizated into gas in vapourizing unit, and the carrier gas being entered, which pushes in burner, to be burnt and deposited.
8. the method for claim 7, which is characterized in that in material transportation process, using the first tracing system by storing
Device is heated to 18-50 DEG C；
Preferably, in material transportation process, device for transporting objects is heated to 18-50 DEG C using the second tracing system；
Preferably, in material transportation process, preheating device is 50-175 DEG C to the temperature that material preheats.
9. method as claimed in claim 7 or 8, which is characterized in that during material vaporization, the temperature of vapourizing unit is 175-
350℃；
Preferably, the carrier gas is argon gas and/or nitrogen.
10. such as the described in any item methods of claim 7-9, which is characterized in that the method are as follows: by octamethylcy-clotetrasiloxane
Raw material enters storage tank after discharge system discharging, while to 18-50 DEG C and being carried out storage tank heat using the first tracing system
Heat preservation；Then octamethylcy-clotetrasiloxane is introduced into liquid transmission pipeline using pump group, controls pump group using the second heating system
Temperature with liquid transmission pipeline is 18-50 DEG C；The temperature for controlling preheating can is 50-175 DEG C, and octamethylcy-clotetrasiloxane passes through
Liquid transmission pipeline enters preheating can, and liquid enters vapourizing unit after preheating；Simultaneously by carrier gas tank argon gas and/or nitrogen it is defeated
It send to gas transfer pipeline, carrier gas and octamethylcy-clotetrasiloxane enter vapourizing unit simultaneously；Control the temperature in vapourizing unit
It is 175-350 DEG C, octamethylcy-clotetrasiloxane rapid vaporization is gas at such a temperature, and the carrier gas entered simultaneously pushes to combustion
Fuel combustion in burner, with burner forms SiO2Deposition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811482524.3A CN109373196A (en) | 2018-12-05 | 2018-12-05 | A kind of conveying of octamethylcy-clotetrasiloxane and carburetion system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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