CN108929050A - A kind of optical fiber deuterium processing unit, system and method - Google Patents
A kind of optical fiber deuterium processing unit, system and method Download PDFInfo
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- CN108929050A CN108929050A CN201710373261.1A CN201710373261A CN108929050A CN 108929050 A CN108929050 A CN 108929050A CN 201710373261 A CN201710373261 A CN 201710373261A CN 108929050 A CN108929050 A CN 108929050A
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- 229910052805 deuterium Inorganic materials 0.000 title claims abstract description 273
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 title claims abstract description 268
- 238000000034 method Methods 0.000 title claims abstract description 95
- 238000012545 processing Methods 0.000 title claims abstract description 74
- 239000013307 optical fiber Substances 0.000 title claims abstract description 69
- 230000008569 process Effects 0.000 claims abstract description 84
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000003860 storage Methods 0.000 claims abstract description 11
- 238000003672 processing method Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 121
- 238000006243 chemical reaction Methods 0.000 description 27
- 238000005516 engineering process Methods 0.000 description 12
- 238000012544 monitoring process Methods 0.000 description 12
- 230000001276 controlling effect Effects 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 229910018557 Si O Inorganic materials 0.000 description 4
- 238000011897 real-time detection Methods 0.000 description 4
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000007348 radical reaction Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910008051 Si-OH Inorganic materials 0.000 description 2
- 229910006358 Si—OH Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- -1 silicon oxygen free radical Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/66—Chemical treatment, e.g. leaching, acid or alkali treatment
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- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a kind of optical fiber deuterium processing unit, including deuterium process tank and vacuum device, the outside of deuterium process tank is provided with deuterium process tank air inlet and deuterium and the mixed gas of protection gas introduces pipe；Deuterium process tank is internally provided with storage rack, pressure sensing mechanism and temperature control device；The optical fiber deuterium processing method of the system and application apparatus and system collectively constituted invention additionally discloses the device and controller detects automatic inflating device after air pressure reduces in deuterium process tank, and monitors the pressure and temperature of deuterium processing in real time.The present invention has the characteristics that compact-sized, automation accurately controls, treatment effeciency is high, processing is superior in quality.
Description
Technical field
The present invention relates to optical fiber processing technical field, in particular to a kind of optical fiber deuterium processing method, apparatus and system.
Background technique
Optical fiber can generate some free groups of unordered Si-O in pulling process, easily generate Si-OH, Si-OH with H
Easily make fiber ageing.Therefore various all-wave fibers will be handled after pulling silk by deuterium, can be withstood prolonged
The erosion of ambient containing hydrogen.
Deuterium processing optical fiber is the finishing operation of fiber manufacturing, and the mechanism of action is to form deuterium with Si-O radical reaction
Si-OD, Si-OD can play the role of the position for preventing hydrogen from replacing deuterium, and optical fiber is enable to withstand prolonged ambient containing hydrogen
Erosion.It follows that the purpose of deuterium processing is to eliminate chemical bond defect existing for optical fiber, more precisely elimination optical fiber exists
The resistant to hydrogen of the hydrogen loss of 1383 wave bands, i.e. raising optical fiber damages ability.
Deuterium processing is carried out to optical fiber, the concentration in process tank of deuterium need to meet the requirement of technique initialization, if deuterium
Gas concentration is too low, will affect the effect that deuterium is combined with Si-O free radical, that is, influences the effect for forming Si-OD, and if deuterium
Gas concentration is excessively high, then will cause unnecessary waste, or even there are security risks.If processing dress cannot be understood in real time online
The concentration of deuterium in setting, then treatment process is opaque direction-free.And concentration of the deuterium in processing unit is just
Than pressure when deuterium conveys, so deuterium treatment process pressure detecting is very important.
Generally by increasing pressure detecting link in deuterium treatment process, closed-loop control is formed, to needing in treatment process
Gas usage controlled, improve deuterium processing speed and effect.But in the prior art, common pressure gauge belongs to just
Ground indicator type pressure gauge, shows the size of pressure value on the spot, do not have teletransmission show, regulatory function, can not accurately control
Gas usage needed for system.With information-based and intelligentized development, traditional pressure shows that gradually showing function falls behind
The drawbacks of, it is far from satisfying industrial production demand.The degree of automation is low, cannot monitor in real time.
And in deuterium treatment process, deuterium temperature is also an important governing factor.One in currently available technology
A little equipment do not have temperature control function, and deuterium control function is simultaneously not perfect.
Summary of the invention
Pressure detecting is inaccurate, cannot monitor and lack temperature control in real time when in order to solve deuterium processing in the prior art
The problem of processed, the present invention increase pressure detecting link, accurate control by increasing automatic inflating device function in deuterium treatment process
The gas usage and temperature needed in treatment process processed improves the speed and effect of deuterium processing.
On the one hand, the embodiment of the invention provides a kind of optical fiber deuterium processing unit, the technical solution is as follows：
Described device includes deuterium process tank, and the outside of the deuterium process tank is provided with one and communicates with deuterium processing chamber
Deuterium process tank air inlet, the deuterium process tank air inlet be connected with one for intracavitary the introducings deuterium of deuterium process tank with
The mixed gas of gas is protected to introduce pipe；
The deuterium process tank is internally provided with storage rack, pressure sensing mechanism and temperature control device, and the pressure passes
Mechanism is felt, for detecting the mixture pressure in the deuterium process tank；The temperature control device includes temperature sensing machine
Structure and heating-up mechanism, the temperature sensing mechanism are used to detect the temperature in deuterium process tank, and the heating-up mechanism is for heating
Mixed gas in heating deuterium process tank；
Described device further includes vacuum device, for vacuumizing to deuterium processing chamber.
Specifically, described device further includes that a deuterium skirt and one protect gas skirt, one end of the deuterium skirt and institute
It states mixed gas and introduces pipe connection, the other end is connect with deuterium supply source, and one end of protection gas skirt is equally drawn with mixed gas
Enter pipe connection, the other end is connect with protection gas supply source.
Further, described device further includes at least two gas flow control mechanisms, is respectively arranged at the deuterium and draws
On the pipeline of pipe and protection gas skirt, for controlling deuterium skirt and gas skirt being protected to introduce the stream that the mixed gas introduces pipe
Amount.
Wherein, the gas flow control mechanism includes control ball valve, pressure reducing valve, flowmeter and solenoid valve, and is successively connected
It connects on the pipeline of the deuterium skirt and protection gas skirt；A use is provided on the pipeline that the mixed gas introduces pipe
The deuterium that is introduced by the deuterium skirt in control and and the protection gas that is introduced by the protection gas skirt into the deuterium
The intracavitary mixed gas solenoid electric valve of process tank.
Further, the vacuum device includes vaccum pump motor and vacuum pump, the vaccum pump motor and vacuum pump
Mating, is connected with one end of an exhaust tube on the air-inlet of vacuum pump of the vacuum pump, and the other end of exhaust tube and the deuterium
Gas disposal tank is connected and is communicated with deuterium processing chamber, and vacuum pump gas outlet communicates with the outside world.
On the other hand, the embodiment of the invention also provides a kind of optical fiber deuterium processing systems, including above-mentioned apparatus and control
Device；It specifically includes：
Pressure sensor block, for detecting the mixture pressure in deuterium process tank；
Temperature control modules, for detecting and controlling the temperature in the deuterium process tank；
Module is vacuumized, for vacuumizing to deuterium processing chamber；
Gas flow control module, for controlling deuterium skirt and gas skirt being protected to introduce the stream that mixed gas introduces pipe
Amount；
Heat up module, for heat temperature raising in deuterium process tank；
The pressure sensor block, temperature control modules, vacuumize module, gas flow control module and heating module with
The controller is connected；
The pressure sensor block vacuumizes module and gas flow-control module is connected with described；
The heating module is connected with the temperature control modules.
Further, the optical fiber deuterium processing system further includes control and display terminal, for operating and showing deuterium
Pressure and temperature control when processing.
Another aspect, it is described the embodiment of the invention provides the above-mentioned optical fiber deuterium processing unit of application and the method for system
Technical solution is as follows：
The method includes：
S1：Optical fiber to be processed is placed on the storage rack in deuterium process tank, deuterium process tank cavity is vacuumized；
S2：The mixed gas containing deuterium and protection gas is filled with into deuterium process tank according to a certain percentage, makes its holding
In fixed numbers P0, adjust the temperature to optical fiber deuterium treatment temperature T0；
S3：In optical fiber deuterium treatment process, deuterium internal pressure of the tank P is detectedt< P0, it is filled with into deuterium tank mutually on year-on-year basis
The identical mixed gas of example, until Pt=P0；
S4：Detect temperature T in deuterium process tankt< T0, heat temperature raising adjusts the temperature to Tt=T0。
Wherein, being filled with the volume ratio containing deuterium and protection gas in S2 according to a certain percentage can be arbitrary proportion.
Preferably, in the S2 mixed gas fixed numbers P0For a certain occurrence of 1-2.5Mpa, at optical fiber deuterium
Manage temperature T0It is 0-65 DEG C.
Technical solution bring beneficial effect provided by the invention is：
1) embodiment of the present invention is realized by sensor detecting to deuterium reaction pressure real-time monitoring, so that deuterium
Reaction pressure can be grasped in real time, can adjust in time according to actual needs, improve the efficiency and quality of the processing of optical fiber deuterium；
2) embodiment of the present invention participates in sensor detecting in system control, during the reaction automatic inflating device and
Heating improves plant automation level, improves the efficiency of deuterium processing；
3) multiple groups deuterium process tank can be monitored and controlled simultaneously in the embodiment of the present invention, and uses the IO-Link communication technology,
The analog signals of acquisition are quickly transferred to PLC control by PROFINET network by the long-range measurement for realizing distributed slave station
Port, information transmitting are accurate, timely, efficient；
4) embodiment of the present invention monitoring pressure used time can also real-time detection temperature, and by PLC control realization temperature
It accurately controls.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of optical fiber deuterium processing unit provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of optical fiber deuterium processing system provided in an embodiment of the present invention；
Fig. 3 is a kind of flow chart of optical fiber deuterium processing method provided in an embodiment of the present invention；
Wherein appended drawing reference is expressed as：101- deuterium process tank, 102- deuterium handle chamber, and 103- deuterium handles canister incoming gas
Mouthful, 104- mixed gas, which introduces, manages, 105- storage rack, 106- pressure sensing mechanism, 107- temperature control device, and 108- is vacuumized
Mechanism, 109- deuterium skirt, 110- protect gas skirt, 111- deuterium supply source, and 112- protects gas supply source, 113- gas flow
Control mechanism, 114- control ball valve, 115- pressure reducing valve, 116- flowmeter, 117- solenoid valve, 118- mixed gas Electromagnetic Control
Valve, 119- vacuum pump, 120- vaccum pump motor, 121- air-inlet of vacuum pump, 122- exhaust tube, 123- vacuum pump gas outlet；
201- optical fiber deuterium processing unit 201,202- controller, 203- pressure sensor block, 204- temperature control modules, 205- take out true
Empty module, 206- gas flow control module, 207- heating module, 208- control and display terminal.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached in the embodiment of the present invention
Figure, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only this
Invention a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
In order to which pressure automation is low with intelligence, is unable to control asking for temperature when solving optical fiber deuterium processing in the prior art
Topic, the present invention provides a kind of optical fiber deuterium processing methods, apparatus and system, and it is anti-to realize deuterium by sensor detecting
It answers pressure to participate in system control, during the reaction automatic inflating device, increases reaction pressure, improve the effect of deuterium processing
Rate.
Embodiment 1
The embodiment of the invention provides a kind of optical fiber deuterium processing units, and the technical solution is as follows：
As shown in Figure 1, described device includes deuterium process tank 101, the outside of the deuterium process tank 101 be provided with one with
The deuterium process tank air inlet 103 that deuterium processing chamber 102 communicates, the deuterium process tank air inlet 103 are connected with one and are used for
Deuterium is introduced into deuterium processing chamber 102 and the mixed gas of gas is protected to introduce pipe 104；Optical fiber is placed in containing certain dense
It spends in horizontal deuterium, deuterium is diluted to certain concentration level by protection gas, and deuterium and Si-O radical reaction form Si-OD,
It prevents optical fiber surface hydrogen and silicon oxygen free radical reaction from forming silicone hydroxyl, optical fiber is enable to withstand invading for prolonged ambient containing hydrogen
Erosion.Deuterium is that the concentration in the mixed gas for protecting gas to be formed is too low, will affect the efficiency of reaction, if excessive concentration can be made
It is wasted at unnecessary cost, so the deuterium reaction pressure that control is certain, so that it is light that deuterium, which maintains suitable concentration level,
Very crucial control parameter in fine deuterium processing.
The deuterium process tank 101 is internally provided with storage rack 105, pressure sensing mechanism 106 and temperature control device
107；Wherein, the storage rack 105 one or more that settable deuterium process tank 101 can accommodate in specific implementation, can
For carrying out deuterium processing to a plurality of optical fiber simultaneously.
The pressure sensing mechanism 106, for detecting the mixture pressure in the deuterium process tank；The present invention is implemented
Example is realized by the setting of pressure sensor to deuterium reaction pressure real-time monitoring, so that deuterium reaction pressure is can to slap in real time
It holds, can adjust in time according to actual needs, improve the efficiency and quality of the processing of optical fiber deuterium；The temperature control device
107 include temperature sensing mechanism and heating-up mechanism, and the temperature sensing mechanism is used to detect the temperature in deuterium process tank 101,
The heating-up mechanism is for mixed gas in heat temperature raising deuterium process tank 101；Meanwhile the present invention is also provided with and reacts deuterium
Temperature real time monitoring, temperature is also important parameter in deuterium processing reaction, and reaction speed and efficiency are had an impact；
The embodiment of the present invention participates in sensor detecting in system control, and the temperature of real-time monitoring and the information of pressure are fed back
To operation and display terminal, during the reaction automatic inflating device and heating, plant automation level is improved, is improved at deuterium
The efficiency of reason.
Described device further includes vacuum device 108, for vacuumizing to deuterium processing chamber 102.Vacuum pumping is true
Also ensure that the concentration level of deuterium can accurately control without other impurities gas in protection device.
Specifically, described device further includes that a deuterium skirt 109 and one protects gas skirt 110, the deuterium skirt 109
One end introduces pipe 104 with the mixed gas and connect, and the other end is connect with deuterium supply source 111, protects one end of gas skirt 10
It equally introduces pipe 104 with mixed gas to connect, the other end is connect with protection gas supply source 112.It is filled with the two of deuterium processing unit
Road gas is exported from deuterium supply source and protection gas supply source respectively respectively by two independent skirts, this two-way skirt is filling
It sets and meets at mixed gas introducing pipe at upper inlet, the intersection on the pipeline that the mixed gas introduces pipe 104 sets
One is equipped with for controlling the deuterium introduced by the deuterium skirt and and by the protection gas entrance for protecting gas skirt to introduce
The intracavitary mixed gas solenoid electric valve 118 of the deuterium process tank.The opening and closing of this mixed gas solenoid electric valve is for controlling
Whether two-way gas enters deuterium process tank 101.
Further, in order to accurately control the gas flow for entering device, described device further includes two gas flow controls
Mechanism 113a and 113b processed is respectively arranged on the pipeline of the deuterium skirt 109 and protection gas skirt 110, is respectively used to control
Deuterium skirt 109 processed and protection gas skirt 110 introduce the flow that the mixed gas introduces pipe 104.Accurately controlling for flow makes
The deuterium concentration level obtained in device confined space accurately can be obtained and be controlled, and can be accurate by pressure sensing mechanism 106
Acquisition.
Wherein, as shown in Figure 1, the gas flow control mechanism 113 includes control ball valve 114, pressure reducing valve 115, flow
Meter 116 and solenoid valve 117, and be connected in turn on the pipeline of the deuterium skirt 109 and protection gas skirt 110；The control of deuterium
Ball valve, pressure reducing valve, flowmeter and solenoid valve processed, right-to-left are set gradually on the pipeline of deuterium skirt, and the control ball valve leans on
Nearly deuterium gas source, the solenoid valve on deuterium skirt pipeline is close to mixed gas solenoid electric valve；And it protects the control ball valve of gas, subtract
Pressure valve, flowmeter and solenoid valve, right-to-left are set gradually on the pipeline of protection gas skirt, and the control ball valve is close to protection gas
Gas source protects the solenoid valve on gas skirt pipeline close to mixed gas solenoid electric valve；The flow on pipeline respectively led the way
It accurately controls the concentration level that deuterium and protection gas are entered in device confined space accurately to obtain and control, and can
It is accurately acquired by pressure sensing mechanism 106.
Further, the vacuum device 108 includes vaccum pump motor 119 and vacuum pump 120, the vaccum pump motor
119 are coupled with vacuum pump 120, and one end of an exhaust tube 122 is connected on the air-inlet of vacuum pump 121 of the vacuum pump 120, and
The other end of exhaust tube 122 connect with the deuterium process tank 101 and communicates with deuterium processing chamber 102, vacuum pump
Gas outlet 123 communicates with the outside world.Vacuum pumping ensures to also ensure the concentration level of deuterium without other impurities gas in device
It can accurately control.
The embodiment of the present invention has reached following beneficial effect：
1) the present embodiments relate to device include pressure sensor, realized by sensing detection technology anti-to deuterium
Pressure real-time monitoring is answered, so that deuterium reaction pressure can be grasped in real time, can adjust in time according to actual needs, improve light
The efficiency and quality of fine deuterium processing；
2) the present embodiments relate to device further include temperature sensor, by the way that temperature detection technology is participated in system
In control, automatic heating, is optimal optical fiber processing temperature during the reaction, improves plant automation level, improves
The efficiency of deuterium processing.
Embodiment 2
The embodiment of the invention also provides a kind of optical fiber deuterium processing systems, as shown in Fig. 2, including at above-mentioned optical fiber deuterium
Manage device 201 and controller 202；It specifically includes：
Pressure sensor block 203, for detecting the mixture pressure in deuterium process tank；The present embodiments relate to
Include pressure sensor block in system, is realized by sensing and detecting system control to deuterium reaction pressure real-time monitoring, so that
Deuterium reaction pressure can be grasped in real time, can adjust in time according to actual needs, improve optical fiber deuterium processing efficiency and
Quality；
Temperature control modules 204, for detecting and controlling the temperature in the deuterium process tank；The present embodiments relate to
System include temperature sensing module, it is automatic during the reaction to rise by participating in temperature detection technology in system control
Temperature is optimal optical fiber processing temperature, improves plant automation level, improves the efficiency of deuterium processing.This system is also wrapped
Heating module 207 is included, for heat temperature raising in deuterium process tank；The heating module 207 and the temperature control modules 204
It is connected.The embodiment of the present invention monitoring pressure used time can also real-time detection temperature, and by PLC control realization temperature accurately control
System.
Module 205 is vacuumized, for vacuumizing to deuterium processing chamber；Gas flow control module 206, for controlling deuterium
Gas skirt and protection gas skirt introduce the flow that mixed gas introduces pipe；Pressure sensor block 203 vacuumizes module 205 with described
It is connected with gas flow-control module 206.Flow accurately controls so that deuterium concentration level in device confined space can be with
It is accurate to obtain and control, and can accurately be acquired by pressure sensor block 203.
Pressure sensor block 203, temperature control modules 204 vacuumize module 205, gas flow control module 206 and rise
Warm module 207 is connected with the controller 202.
Multiple groups deuterium process tank can be monitored and controlled simultaneously in the embodiment of the present invention, and uses the IO-Link communication technology, real
The analog signals of acquisition are quickly transferred to PLC control terminal by PROFINET network by the long-range measurement of existing distribution slave station
Mouthful, information transmitting is accurate, timely, efficient.
Further, the optical fiber deuterium processing system further includes control and display terminal 208, for operating and showing deuterium
Pressure and temperature control when gas disposal.The real-time monitoring result of pressure and temperature can be passed through
The present embodiments relate to major technique include but is not limited to the IO-Link communication technology, PROFINET communication skill
Art, gas pressure PID control technology, gas temperature PID control technology；And it can be by increasing on original hardware foundation
CP-343 ethernet module sets up PROFINET network, quickly the data of 6 IO-Link distant stations of transmission, on each distant station
Connect 4 pressure sensors.In specific implementation, the pressure sensor connected on IO-Link distant station and each distant station
Quantity can be limited one or more.The IO-Link communication technology is utilized with this, realizes the long-range measurement of distributed slave station,
Meet the requirement of more case optical fiber deuterium processing.The analog signals of acquisition are quickly transferred to PLC control by PROFINET network
Port processed, the pressure and temperature of real-time detection optical fiber deuterium reaction, and controlled by PLC and realize that temperature accurately controls.
Embodiment 3
The embodiment of the invention provides the above-mentioned optical fiber deuterium processing unit of application and the methods of system, as shown in figure 3, described
Technical solution is as follows：
The method includes：
S1：Optical fiber to be processed is placed on the storage rack in deuterium process tank, deuterium process tank cavity is vacuumized；By preceding
The vaccum pump motor for the vacuum device stated is in running order, vacuum pump work is driven, by the intracorporal gas of deuterium process tank chamber
Body leads to the deuterium process tank external world by exhaust tube and vacuum pump gas outlet, when the vacuum degree in deuterium process tank reaches
Vaccum pump motor stops working when 1333.3Pa.Deuterium handles intraluminal negative pressure state and is shown by control and the data of display terminal
Show Display panel, because being provided with pressure sensor in deuterium process tank, and the intracorporal pressure shape of pressure sensor senses chamber
Condition.
S2：The mixed gas containing deuterium and protection gas is filled with into deuterium process tank according to a certain percentage, makes its holding
In fixed numbers P0, adjust the temperature to optical fiber deuterium treatment temperature T0；The pipe of deuterium skirt is set gradually by opening right-to-left
Control ball valve, pressure reducing valve, flowmeter and the solenoid valve of the deuterium of road, wherein control ball valve is close to deuterium gas source, deuterium skirt
Solenoid valve on pipeline is close to mixed gas solenoid electric valve, in the on state, from deuterium gas source (such as deuterium steel cylinder) to deuterium
It is filled with deuterium in gas disposal chamber body and deuterium flow is detected and shows and be transmitted to control and shown by deuterium gas flowmeter
The data display panels of terminal are shown；And right-to-left sets gradually the control ball of the protection gas on the pipeline of protection gas skirt
Valve, pressure reducing valve, flowmeter and solenoid valve are also successively opened, wherein the control ball valve protects gas skirt close to protection gas gas source
Solenoid valve on pipeline is close to mixed gas solenoid electric valve, in the on state, from protection gas gas source (such as steel cylinder) to deuterium
Be filled in process tank cavity protection gas and protection air-flow amount by protection gas gas flowmeter detect and show and be transmitted to control and
The data display panels of display terminal are shown.
It is worth noting that, in specific implementation, protection gas is preferably nitrogen, but is not limited to a kind of this gas；Deuterium
Flow on the pipeline respectively led the way of gas and protection gas can be controlled by real-time, accurate measurements and in time, so that deuterium
The concentration level that gas and protection gas enter in device confined space accurately can be obtained and be controlled.
S3：In optical fiber deuterium treatment process, deuterium internal pressure of the tank P is detectedt< P0, it is filled with into deuterium tank mutually on year-on-year basis
The identical mixed gas of example, until Pt=P0；It is realized by sensing and detecting system control to deuterium reaction pressure real-time monitoring,
So that deuterium reaction pressure can be grasped in real time, mended rapidly when the deuterium pressure reduction in deuterium process tank is in setting value
It fills, according to actual needs adjustment in time, it is anti-to guarantee that the processing reaction of optical fiber deuterium carries out under the atmosphere of enough deuterium concentration
It answers, substantially increases the efficiency and quality of the processing of optical fiber deuterium.
S4：Detect temperature T in deuterium process tankt< T0, heat temperature raising adjusts the temperature to Tt=T0.The embodiment of the present invention
Temperature sensing detection technique is participated in system control, in deuterium processing reaction process, if anti-in deuterium process tank
Answer temperature lower than preset value, deuterium process tank automatic heating under heating system reaches preset temperature, improves device certainly
Dynamicization is horizontal, ensure that deuterium processing reaction is in the state of optimal reaction temperature always, improves the efficiency of deuterium processing.
Wherein, being filled with the volume ratio containing deuterium and protection gas in S2 according to a certain percentage can be 1：1,1.5：1 or 1：
1.5.In a particular embodiment, deuterium and the ratio of protection gas include but is not limited to aforementioned proportion, but the too low meeting of deuterium ratio
Cause deuterium processing reaction efficiency low, not exclusively, deuterium ratio is excessively high to will cause unnecessary cost waste for reaction.
Preferably, in the S2 mixed gas fixed numbers P0For a certain occurrence of 1-2.5Mpa, at optical fiber deuterium
Manage temperature T0It is 0-65 DEG C.
1) embodiment of the present invention is realized by sensing detection technology to deuterium reaction pressure real-time monitoring, so that deuterium is anti-
It answers pressure that can grasp in real time, can adjust in time according to actual needs, improve the efficiency and quality of the processing of optical fiber deuterium；
2) embodiment of the present invention participates in sensor detecting in system control, during the reaction automatic inflating device and
Heating improves plant automation level, improves the efficiency of deuterium processing；
3) multiple groups deuterium process tank can be monitored and controlled simultaneously in the embodiment of the present invention, and uses the IO-Link communication technology,
The analog signals of acquisition are quickly transferred to PLC control by PROFINET network by the long-range measurement for realizing distributed slave station
Port, information transmitting are accurate, timely, efficient；
4) embodiment of the present invention monitoring pressure used time can also real-time detection temperature, and by PLC control realization temperature
It accurately controls.
All the above alternatives can form alternative embodiment of the invention using any combination, herein no longer
It repeats one by one.
It should be noted that：It is provided by the above embodiment that deuterium is being carried out to optical fiber to optical fiber deuterium processing unit and system
When processing, only the example of the division of the above functional modules, in practical application, it can according to need and by above-mentioned function
It can distribute and be completed by different functional modules, i.e., the internal structure of equipment or system is divided into different functional modules, with complete
At all or part of function described above.In addition, the equipment and system provided by the above embodiment to the processing of optical fiber deuterium
Belong to same design with optical fiber deuterium processing method embodiment, specific implementation process can also be walked according to the correlation of embodiment of the method
Suddenly, which is not described herein again.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of optical fiber deuterium processing unit, which is characterized in that described device includes deuterium process tank, the deuterium process tank
Outside is provided with a deuterium process tank air inlet communicated with deuterium processing chamber, and the deuterium process tank air inlet is connected with one
For introducing pipe to the intracavitary mixed gas for introducing deuterium and protecting gas of deuterium process tank；
The deuterium process tank is internally provided with storage rack, pressure sensing mechanism and temperature control device, the pressure sensing machine
Structure, for detecting the mixture pressure in the deuterium process tank；The temperature control device include temperature sensing mechanism and
Heating-up mechanism, the temperature sensing mechanism are used to detect the temperature in deuterium process tank, and the heating-up mechanism is used for heat temperature raising
Mixed gas in deuterium process tank；
Described device further includes vacuum device, for vacuumizing to deuterium processing chamber.
2. a kind of optical fiber deuterium processing unit according to claim 1, which is characterized in that described device further includes a deuterium
Skirt and a protection gas skirt, one end of the deuterium skirt introduce pipe with the mixed gas and connect, and the other end and deuterium supply
It is connected to source, protects one end of gas skirt equally to introduce pipe with mixed gas and connect, the other end is connect with protection gas supply source.
3. a kind of optical fiber deuterium processing unit according to claim 1 or 2, which is characterized in that described device further include to
Few two gas flow control mechanisms are respectively arranged on the pipeline of the deuterium skirt and protection gas skirt, for controlling deuterium
Gas skirt and protection gas skirt introduce the flow that the mixed gas introduces pipe.
4. a kind of optical fiber deuterium processing unit according to claim 3, which is characterized in that the gas flow control mechanism
Including control ball valve, pressure reducing valve, flowmeter and solenoid valve, and it is connected to the deuterium skirt in turn and protects the pipeline of gas skirt
On；Be provided on the pipeline that the mixed gas introduces pipe one for control by deuterium skirt introducing deuterium and
Enter the intracavitary mixed gas solenoid electric valve of the deuterium process tank with the protection gas introduced by the protection gas skirt.
5. a kind of optical fiber deuterium processing unit according to claim 1, which is characterized in that the vacuum device includes true
Empty pump motor and vacuum pump, the vaccum pump motor and vacuum pump are coupled, and are connected on the air-inlet of vacuum pump of the vacuum pump
One end of one exhaust tube, and the other end of exhaust tube is connect with the deuterium process tank and handles chamber phase with the deuterium
Logical, vacuum pump gas outlet communicates with the outside world.
6. a kind of optical fiber deuterium processing system, which is characterized in that including device as described in claim 1 and controller；Specifically
Including：
Pressure sensor block, for detecting the mixture pressure in deuterium process tank；
Temperature control modules, for detecting and controlling the temperature in the deuterium process tank；
Module is vacuumized, for vacuumizing to deuterium processing chamber；
Gas flow control module, for controlling deuterium skirt and gas skirt being protected to introduce the flow that mixed gas introduces pipe；
Heat up module, for heat temperature raising in deuterium process tank；
The pressure sensor block, temperature control modules, vacuumize module, gas flow control module and heating module with it is described
Controller is connected；
The pressure sensor block vacuumizes module and gas flow-control module is connected with described；
The heating module is connected with the temperature control modules.
7. a kind of optical fiber deuterium processing system according to claim 6, which is characterized in that the optical fiber deuterium processing system
It further include control and display terminal, for operating and showing pressure and temperature control when deuterium processing.
8. a kind of optical fiber deuterium processing method, which is characterized in that the method includes：
S1：Optical fiber to be processed is placed on the storage rack in deuterium process tank, deuterium process tank cavity is vacuumized；
S2：The mixed gas containing deuterium and protection gas is filled with into deuterium process tank according to a certain percentage, is kept it in solid
Fixed number value P0, adjust the temperature to optical fiber deuterium treatment temperature T0；
S3：In optical fiber deuterium treatment process, deuterium internal pressure of the tank P is detectedt< P0, same ratio is filled with into deuterium tank
Identical mixed gas, until Pt=P0；
S4：Detect temperature T in deuterium process tankt< T0, heat temperature raising adjusts the temperature to Tt=T0。
9. optical fiber deuterium processing method according to claim 8, which is characterized in that be filled with according to a certain percentage in the S2
Volume ratio containing deuterium and protection gas can be arbitrary proportion.
10. optical fiber deuterium processing method according to claim 8, which is characterized in that the fixation of mixed gas in the S2
Numerical value P0For a certain occurrence of 1-2.5Mpa, optical fiber deuterium treatment temperature T0It is 0-65 DEG C.
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