CN208739050U - A kind of laser power supply communication equipment - Google Patents
A kind of laser power supply communication equipment Download PDFInfo
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- CN208739050U CN208739050U CN201821536676.2U CN201821536676U CN208739050U CN 208739050 U CN208739050 U CN 208739050U CN 201821536676 U CN201821536676 U CN 201821536676U CN 208739050 U CN208739050 U CN 208739050U
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Abstract
The utility model discloses a kind of laser power supply communication equipment, which includes the laser and fiber optic communication low potential module for being mounted on low potential node, and is mounted on the energy management unit and fiber optic communication high potential module of high potential node；Laser is connected with fiber optic communication low potential module, energy management unit is connected with fiber optic communication high potential module, laser is connected with energy management unit by large core fiber, and fiber optic communication low potential module is connected with fiber optic communication high potential module by telecommunication optical fiber.The utility model can effectively power for high potential monitoring node, the power consumption of high potential node itself is reduced, increase can be used for exporting to the electric energy of peripheral apparatus, and laser is made to maintain low-power consumption output state, extend the service life of laser, increases the reliability of energy supply communication equipment.
Description
Technical field
The utility model relates to the laser power supply communications field, in particular to a kind of laser power supply communication equipment.
Background technique
In the environment of the Fast Construction of global energy internet and development, the real-time perception demand of operation of power networks state is not
Disconnected in-depth.The development of Automation of Electric Systems and smart grid so that in power transmission and transforming equipment intelligent electronic device and monitoring biography
Sensor using increasingly extensive.For a variety of physical quantitys of accurate measurements electrical equipment, a large amount of, a plurality of types of sensor sections
Point is by dense distribution in region to be measured.
Electric energy is transmitted using the distant-end node that is transmitted as of laser in a fiber, is that one kind of high potential monitoring node power supply has
Effect approach has equipment light, isolation is good, environmental suitability is strong, long transmission distance, output power, it can be achieved that solenoid isolation
High, electromagnetism interference advantage.Therefore, optical-fiber laser energy supply is that current electric system high potential once holds optimal energization schemes
One of, it is applied in series compensation platform measurement, current transformer and the high voltage isolator status monitoring in power grid.For
The power supply of power grid high potential node provides solution, and basic mode is that laser occurs for the laser drive unit on ground, passes through
Laser energy is transmitted to high voltage platform by large core fiber, then by the light energy converter part and corresponding periphery electricity on high voltage platform
Power converts light energy into electric energy and forms DC power supply.Based on the power supply technique of laser fiber with its electromagnetism interference and high-quality
Transmission characteristic, become hot side amount control device power supply and data exchange transmission medium.
However, existing laser power supply equipment respectively configures a VCSEL laser and photoelectricity between high and low potential nodes
Detection module realizes bidirectional data communication, and the power consumption that the use of laser results in high potential node itself is higher, reduces
It can export to the electric energy of peripheral apparatus, affect energy supply effect.Meanwhile that there is also systems is reliable for existing laser power supply equipment
Property difference problem, power supply module fails frequent occurrence, has seriously affected the reliability and safety of energy supply.
Summary of the invention
Technical problem: the technical problem to be solved by the utility model is to provide a kind of laser power supply communication equipments, can have
Effect is that high potential monitoring node is powered, and can reduce the power consumption of high potential node itself, and increase can be used for exporting to peripheral apparatus
Electric energy can make laser maintain low-power consumption output state, extend the service life of laser, increase the reliable of energy supply communication equipment
Property.
Technical solution: in order to solve the above technical problems, the utility model adopts the following technical solution:
The utility model embodiment provides a kind of laser power supply communication equipment, which includes: installation
In the laser and fiber optic communication low potential module of low potential node, and be mounted on high potential node energy management unit and
Fiber optic communication high potential module；Wherein, the laser is connected with fiber optic communication low potential module, energy management unit and light
The connection of fiber communication high potential module, laser are connected with energy management unit by large core fiber, fiber optic communication low potential mould
Block is connected with fiber optic communication high potential module by telecommunication optical fiber.
As preference, the energy management unit includes GaAs photoelectricity pool unit, first switch, lithium battery charging valve
Manage unit, lithium battery, second switch, Voltage stabilizing module, dual power supply module and single supply power supply module；Wherein, GaAs photoelectricity
The input optical port of pool unit is connect with large core fiber, the electric port of the output of GaAs photoelectricity pool unit respectively with first switch
Input electric port, the first electric port of the first input for inputting electric port and single supply power supply module of dual power supply module connects
Connect, the electric port of the output of first switch is connect with the input port of lithium battery Charge Management unit, lithium battery Charge Management it is defeated
Exit port is connected with the input port of lithium battery, and the output port of lithium battery is connected with the input port of second switch, and second opens
The input port of the output port of pass and Voltage stabilizing module connects, the output port of Voltage stabilizing module respectively with dual power supply module
Second inputs electric port connects with the electric port of the second input of single supply power supply module.
As preference, the GaAs photoelectricity pool unit includes GaAs photocell, the first low thermal resistance matching layer, second low
Thermal resistance matching layer, thermo-electric conversion module, radiating subassembly and energy collection unit；Wherein, the photronic radiating surface of GaAs and thermoelectricity
The hot end of conversion module is connected by the first low thermal resistance matching layer, and the cold end of thermo-electric conversion module is low by second with radiating subassembly
The connection of thermal resistance matching layer；The photronic input optical port of GaAs is connect with large core fiber, the electric port of the photronic output of GaAs
It inputs electric port with the first of energy collection unit connect, the of the output electricity port of thermo-electric conversion module and energy collection unit
Two input electric port connection.
As preference, the fiber optic communication low potential module includes light source, optical circulator, the first optical detector and
One processor, wherein the electric port of the input of light source is connected with the output port of first processor, the output optical port and light of light source
First optical port of circulator connects, and the second optical port of optical circulator and one end of telecommunication optical fiber connect, and the of optical circulator
The connection of the input optical port of three optical ports and the first optical detector, the electric port of the output of the first optical detector and first processor
Input port connection.
As preference, the fiber optic communication high potential module includes coupler, reflection-type adjustable optical attenuator, second
Optical detector and second processor, wherein the first optical port of coupler is connected with the other end of telecommunication optical fiber, the second optical port
It is connected with the two-way optical port of reflection-type adjustable optical attenuator, the input optical port of third optical port and the second optical detector connects
It connects, the electric port of the output of the second optical detector is connected with the input electricity port of second processor, the defeated current output terminal of second processor
Mouth is connect with the input electricity port of reflection-type adjustable optical attenuator.
The utility model has the advantages that the laser power supply communication equipment that the utility model embodiment proposes, using being mounted on low potential node
Laser occur laser, laser energy is transmitted to by large core fiber the energy management list for being mounted on high potential node
Member converts light energy into electric energy by energy management unit and forms DC power supply, can be for positioned at the load supplying of high potential node；
In low potential node installation fiber optic communication low potential module, high potential node installation fiber optic communication high potential module, using reflection
Type is tunable attenuator carries out intensity modulated by the optical signal issued to low potential node, and the information of high potential node is transmitted
To low potential node, high potential node no setting is required light source, the power consumption of fiber optic communication high potential module is smaller than 1 milliwatt, reduces
The oneself power consumption of high potential node is used for peripheral apparatus for electric energy that energy management unit exports is as much as possible；Using double
Power supply energy supply strategy, when external load energizes demand low ebb, electric energy a part that GaAs photoelectricity pool unit exports is to dual power supply
Power supply module and single supply power supply module, some charges to lithium battery, is stored by lithium battery, when external load goes out
When the energy supply demand now to happen suddenly, lithium battery also exports electric energy to dual power supply module and single supply power supply module, without
The output power of laser is improved, laser can be stably maintained at low-power output state, to extend the service life of laser, mention
The high reliability of powering device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the laser power supply communication equipment of the utility model embodiment；
Fig. 2 is the structural schematic diagram of energy management unit in the laser power supply communication equipment of the utility model embodiment；
Fig. 3 is the structural schematic diagram of GaAs photoelectricity pool unit in the laser power supply communication equipment of the utility model embodiment；
Fig. 4 is that the laser power supply optical fiber in communication equipment of the utility model embodiment communicates high potential module and fiber optic communication
The structural schematic diagram of low potential module；
Include in figure: laser 1, fiber optic communication low potential module 2, energy management unit 3, fiber optic communication high potential module
4, large core fiber 5, telecommunication optical fiber 6, GaAs photoelectricity pool unit 7, first switch 8, lithium battery Charge Management unit 9, lithium battery
10, second switch 11, Voltage stabilizing module 12, dual power supply module 13, single supply power supply module 14, GaAs photocell 15, first
Low thermal resistance matching layer 16, the second low thermal resistance matching layer 17, energy collection unit 18, thermo-electric conversion module 19, radiating subassembly 20, light
Source 21, optical circulator 22, the first optical detector 23, coupler 24, reflection-type adjustable optical attenuator 25, the second optical detector 26,
First processor 27 and second processor 28.
Specific embodiment
With reference to the accompanying drawing, the technical solution of the utility model is described in detail.
As shown in Figure 1, a kind of laser power supply communication equipment of the utility model embodiment, comprising: be mounted on low potential section
The laser 1 and fiber optic communication low potential module 2 of point, and be mounted on high potential node energy management unit 3 and optical fiber it is logical
Believe high potential module 4.Laser 1 and fiber optic communication low potential module 2 connect, energy management unit 3 and fiber optic communication high potential
Module 4 connects, and laser 1 and energy management unit 3 are connected by large core fiber 5, fiber optic communication low potential module 2 and optical fiber
Communication high potential module 4 is connected by telecommunication optical fiber 6.
The laser function communication equipment of above structure, laser are greater than 1 watt of high power laser using Output optical power.
The output power of laser 1, the Qiang Guangjing that laser 1 emits are controlled positioned at the fiber optic communication low potential module 2 of low potential node
Large core fiber 5 is transferred to the energy management unit 3 positioned at high potential node, and energy management unit 3 carries out defeated after photoelectric conversion
Electric energy out is that fiber optic communication high potential module 4 and external load energize, fiber optic communication low potential module 2 and the high electricity of fiber optic communication
It is communicated between the module 4 of position by telecommunication optical fiber 6, realizes the information transmitting of high and low potential nodes.
As preference, as shown in Fig. 2, energy management unit 3 includes GaAs photoelectricity pool unit 7, first switch 8, lithium electricity
Pond Charge Management unit 9, lithium battery 10, second switch 11, Voltage stabilizing module 12, dual power supply module 13 and single supply power supply mould
Block 14.The input optical port 7a of GaAs photoelectricity pool unit 7 is connect with large core fiber 5, the defeated current output terminal of GaAs photoelectricity pool unit 7
Mouthful 7b first inputs electricity port 13a and single supply with the input electricity port 8a of first switch 8, dual power supply module 13 respectively
First input electricity port 14a connection of power supply module 14, the output electricity port 8b and lithium battery Charge Management unit of first switch 8
9 input port connection, the output port of lithium battery Charge Management 9 are connected with the input port of lithium battery 10, lithium battery 10
Output port is connected with the input port of second switch 11, the output port of second switch 11 and the input port of Voltage stabilizing module 12
Connection, the output port of Voltage stabilizing module 12 inputs electricity port 13b with the second of dual power supply module 13 respectively and single supply supplies
Second input electricity port 14b connection of electric module 14.
The laser power supply communication equipment of above structure energizes strategy using dual power supply, when external load energizes demand low ebb
When, electric energy a part that GaAs photoelectricity pool unit exports to dual power supply module and single supply power supply module, some
It charges to lithium battery, is stored by lithium battery；When the energy supply demand to happen suddenly occurs in external load, lithium battery also exports electric energy
Output power to dual power supply module and single supply power supply module, without improving laser.In this way, laser can be steady
Surely low-power output state is maintained, to extend the service life of laser, improves the reliability of powering device.
As preference, as shown in figure 3, the GaAs photoelectricity pool unit 7 includes GaAs photocell 15, the first low thermal resistance
Matching layer 16, the second low thermal resistance matching layer 17, thermo-electric conversion module 19, radiating subassembly 20 and energy collection unit 18；Wherein,
The radiating surface of GaAs photocell 15 is connect with the hot end of thermo-electric conversion module 19 by the first low thermal resistance matching layer 16, heat to electricity conversion
The cold end of module 19 is connect with radiating subassembly 20 by the second low thermal resistance matching layer 17；The input optical port of GaAs photocell 15
15a is connect with large core fiber 5, the output electricity port 15b of GaAs photocell 15 and the first input electricity of energy collection unit 18
Second input electricity port 18a of port 18b connection, the electric port of the output of thermo-electric conversion module 19 and energy collection unit 18 connects
It connects.
Commercial GaAs photocell, energy conversion efficiency are usually no more than 50% at present, and most energy are with thermal energy
Form waste, meanwhile, cause photocell temperature increase, further decrease photronic transfer efficiency, cause vicious circle.On
The laser power supply communication equipment for stating structure, thermoelectric generation and photocell is combined together, thermo-electric conversion module is according to it
The temperature difference for two planes being in contact with the first low thermal resistance matching layer and the second low thermal resistance matching layer issues electric energy, by GaAs photoelectricity
The heat that pond generates in photoelectric conversion further switchs to electric energy, to improve the energy conversion efficiency of laser power supply equipment.
As preference, as shown in figure 4, the fiber optic communication low potential module 2 include light source 21, optical circulator 22,
First optical detector 23 and first processor 27, wherein the output port of the input of light source 21 electric port and first processor 27
27a connection, the output optical port of light source 21 are connected with the first optical port 22a of optical circulator 22, the second light of optical circulator 22
Port 22b is connect with one end of telecommunication optical fiber 6, the input of the third optical port 22c of optical circulator 22 and the first optical detector 23
Optical port connection, the electric port of the output of the first optical detector 23 are connected with the input port 27b of first processor 27.First processing
Device 27 is also connect with laser 1, for controlling the output power of laser 1.
As preference, as shown in figure 4, the fiber optic communication high potential module 4 includes coupler 24, reflection-type is adjustable
Optical attenuator 25, the second optical detector 26 and second processor 28, wherein the first optical port 24a and Communication ray of coupler 24
The other end connection of fibre 6, the second optical port 24b are connected with the two-way optical port 25a of reflection-type adjustable optical attenuator 25, third light
The connection of the input optical port of port 24c and the second optical detector 26, the output electricity port of the second optical detector 26 and second processing
The input electricity port 28b connection of device 28, output electricity port 28a and the reflection-type adjustable optical attenuator 25 of second processor 28 it is defeated
Enter electric port 25b connection.The first switch 8 of second processor 2 and energy management unit 3, lithium battery Charge Management unit 9, the
Two switches 11, dual power supply module 13 and single supply power supply module 14 connect.
The laser power supply communication equipment of above structure, is passed through using reflection-type adjustable optical attenuator 25 to low potential node
The optical signal that light source issues carries out intensity modulated, the information of high potential node is transmitted to low potential node, so that high potential section
Point no setting is required light source, the power consumption of entire communication module is smaller than 1 milliwatt, reduces the power consumption of high potential node, by photocell
The energy of output is as much as possible to be used for external load.
The utility model embodiment also provides a kind of communication means of laser power supply communication equipment based on above structure, real
Show the communication between low potential node and high potential node comprising the steps of:
The information for being sent to high potential node is sent into light source by the first processor 27 that step 10) is located at low potential node
Electric signal is switched to input from the first optical port 22a of optical circulator 22 after optical signal by 21 input electricity port, light source 21, and from
Second optical port 22b output, optical signal input the first optical port of the coupler 24 positioned at high potential node after telecommunication optical fiber 6
24a is exported from the third optical port 24c of coupler 24, and optical signal, which is sent into the second optical detector 26, switchs to electric signal, and is sent into
In second processor 28；
After step 20) first processor 27 sends information to second processor 28, it is (straight herein that light source 21 exports direct current light
Streamer refers to not through ovennodulation, optical power constant light at any time), direct current light inputs after telecommunication optical fiber 6 is located at high potential section
First optical port 24a of the coupler 24 of point exports from the second optical port 24c of coupler 24, passes through the adjustable light decay of reflection-type
Subtract the two-way optical port 25a input reflection type adjustable optical attenuator 25 of device 25；
It, will after the second processor 28 that step 30) is located at high potential node receives the information of the sending of first processor 27
The information for being sent to low potential node is sent into reflection-type adjustable optical attenuator 25, and reflection-type adjustable optical attenuator 25 is according to the
The electric signal of two processors input is modulated the intensity of direct current light, and the optical signal that information is carried after modulation is adjustable from reflection-type
The two-way optical port 25a of optical attenuator 25 is exported, by the second optical port 24b input coupler 24 of coupler 24, and from coupling
First optical port 24a of clutch 24 is exported, and optical signal inputs the optical circulator 22 positioned at low potential node after telecommunication optical fiber 6
The second optical port 22b, exported from the third optical port 22c of optical circulator 22, be sent into the first optical detector 23, optical signal is the
Switch to electric signal in one optical detector 23, is sent into first processor 27.
Using above structure laser power supply communication equipment realize high potential node and low potential node communication means,
Intensity modulated is carried out by the optical signal that the light source to low potential node issues using the tunable attenuator of reflection-type, by high potential
The information of node is transmitted to low potential node, so that high potential node no setting is required light source, the power consumption of entire communication module can be small
In 1 milliwatt, the power consumption of high potential node is reduced, the energy that photocell exports as much as possible is used for external load.
The utility model embodiment also provides a kind of method of supplying power to of laser power supply communication equipment based on above structure, packet
It includes:
When the load that each component of the laser power supply equipment is working properly and is connected in dual power supply module 13
When energy supply demand is constant, using laser single supply powering mode, specifically: conducting first switch 8 disconnects second switch 11, swashs
The Qiang Guangjing large core fiber 5 that light device 1 issues is sent into GaAs photoelectricity pool unit 7, the electric energy that GaAs photoelectricity pool unit 7 exports point
For three parts, first part inputs from the first input electricity port 13a of dual power supply module 13, from dual power supply module 13
Output electricity port 13c output, for giving load energy supply, second part inputs electric port from the first of single supply power supply module 14
14a input, exports from the output electricity port 14c of single supply power supply module 14, for being energized to fiber optic communication high potential module 4,
Part III is sent into lithium battery Charge Management unit 9 through first switch 8, for charging to lithium battery 10.
When the operating temperature of the energy supply demand to happen suddenly or laser 1 occurs in the load being connected in dual power supply module 13
When more than threshold value, using dual power supply powered mode, specifically: disconnecting first switch 8, second switch 11, GaAs photocell is connected
The electric energy that unit 7 exports is divided into two parts, and first part inputs from the first input electricity port 13a of dual power supply module 13,
Second part is from the first of single supply power supply module 14 the input electricity port 14a input, and the electric energy of the output of lithium battery 10 is successively through the
It is divided into two parts after two switches 11 and Voltage stabilizing module 12, first part inputs electric port from the second of dual power supply module 13
13b input, dual power supply module 13 enter dual power supply operating mode, and two power supplys export electric energy outward simultaneously, for negative
Carry energy supply；Second part is inputted from the second input electricity port 14b of single supply power supply module 14, and single supply power supply module 14 compares
The voltage of its first input electricity port 14a and the second input electricity port 14b, when the voltage of the first input electricity port 14a is higher than threshold
When value, electric energy is obtained from the first input electricity port 14a and is used to energize to fiber optic communication high potential module 4, otherwise from the second input
Electric port 14b obtains electric energy and is used to energize to fiber optic communication high potential module 4.
When GaAs photoelectricity pool unit 7 is without power output, using battery single supply powering mode, specifically: disconnecting first
Switch 8, is connected second switch 11, and the electric energy that lithium battery 10 exports successively is divided into two after second switch 11 and Voltage stabilizing module 12
Point, first part is used for from the second input electricity port 13b input of dual power supply module 13 to loading functional, second part
From the second input electricity port 14b input of single supply power supply module 14, for being energized to fiber optic communication high potential module.
The method of supplying power to of laser power supply communication equipment based on above structure energizes strategy using dual power supply, when external negative
When carrying energy supply demand low ebb, electric energy a part that GaAs photoelectricity pool unit exports is to dual power supply module and single supply power supply mould
Block, some charges to lithium battery, is stored by lithium battery；When there is the energy supply demand to happen suddenly in external load, lithium
Battery also exports output power of the electric energy to dual power supply module and single supply power supply module, without improving laser.
In this way, laser can be stably maintained at low-power output state, to extend the service life of laser, improve powering device can
By property.
The utility model embodiment organically combines photoelectric conversion and heat to electricity conversion, is effectively utilized in photoelectric conversion and discharges
Heat, improve the transfer efficiency of laser power supply equipment；Design the low power loss communication based on reflection-type variable optical attenuator
Module reduces the power consumption of high potential node itself, improves the service efficiency of energy；Dual power supply energization schemes are designed, maintain to swash
The low-power consumption of light device exports, and effectively increases the service life of laser and the reliability of laser power supply equipment.
The basic principles and main features and advantage of the utility model creation have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the design is not restricted to the described embodiments, and the above embodiments and description only describe this
The principle of design, under the premise of not departing from the design spirit and scope, the utility model creation also have various change and change
Into these changes and improvements are both fallen within the scope of claimed the design.The utility model creates claimed range by institute
Attached claims and its equivalent thereof.
Claims (5)
1. a kind of laser power supply communication equipment, which is characterized in that the laser power supply communication equipment includes: to be mounted on low potential node
Laser (1) and fiber optic communication low potential module (2), and be mounted on the energy management unit (3) and light of high potential node
Fiber communication high potential module (4)；Wherein, the laser (1) and fiber optic communication low potential module (2) connection, energy management
Unit (3) and fiber optic communication high potential module (4) connection, laser (1) and energy management unit (3) pass through large core fiber
(5) it connects, fiber optic communication low potential module (2) and fiber optic communication high potential module (4) are connected by telecommunication optical fiber (6).
2. laser power supply communication equipment described in accordance with the claim 1, which is characterized in that energy management unit (3) packet
Include GaAs photoelectricity pool unit (7), first switch (8), lithium battery Charge Management unit (9), lithium battery (10), second switch
(11), Voltage stabilizing module (12), dual power supply module (13) and single supply power supply module (14)；Wherein, GaAs photoelectricity pool unit
(7) input optical port (7a) is connect with large core fiber (5), and the output electricity port (7b) of GaAs photoelectricity pool unit (7) is respectively
Electric port (13a) and single supply are inputted with the input electricity port (8a) of first switch (8), the first of dual power supply module (13)
The first of power supply module (14) inputs electric port (14a) and connects, and the output electricity port (8b) of first switch (8) and lithium battery charge
The input port of administrative unit (9) connects, the output port of lithium battery Charge Management unit (9) and the input terminal of lithium battery (10)
Mouth connection, the output port of lithium battery (10) are connected with the input port of second switch (11), the output end of second switch (11)
Mouthful connect with the input port of Voltage stabilizing module (12), the output port of Voltage stabilizing module (12) respectively with dual power supply module (13)
Second input electric port (13b) and the second of single supply power supply module (14) and input electric port (14b) connection.
3. laser power supply communication equipment according to claim 2, which is characterized in that the GaAs photoelectricity pool unit (7)
Including GaAs photocell (15), the first low thermal resistance matching layer (16), the second low thermal resistance matching layer (17), thermo-electric conversion module
(19), radiating subassembly (20) and energy collection unit (18)；Wherein, the radiating surface and thermo-electric conversion module of GaAs photocell (15)
(19) hot end is connected by the first low thermal resistance matching layer (16), and the cold end of thermo-electric conversion module (19) and radiating subassembly (20) are logical
Cross the connection of the second low thermal resistance matching layer (17)；
The input optical port (15a) of GaAs photocell (15) is connect with large core fiber (5), the output electricity of GaAs photocell (15)
The electric port (18b) of first input of port (15b) and energy collection unit (18) connects, the output electricity of thermo-electric conversion module (19)
The electric port (18a) of second input of port and energy collection unit (18) connects.
4. laser power supply communication equipment described in accordance with the claim 1, which is characterized in that the fiber optic communication low potential module
It (2) include light source (21), optical circulator (22), the first optical detector (23) and first processor (27), wherein light source (21)
Input output port (27a) connection of electric port and first processor (27), the output optical port and optical circulator of light source (21)
(22) the first optical port (22a) connection, the second optical port (22b) of optical circulator (22) and the one end of telecommunication optical fiber (6) connect
It connects, the third optical port (22c) of optical circulator (22) is connected with the input optical port of the first optical detector (23), the first optical detection
The output electricity port of device (23) and input port (27b) connection of first processor (27).
5. laser power supply communication equipment according to claim 4, which is characterized in that the fiber optic communication high potential module
It (4) include coupler (24), reflection-type adjustable optical attenuator (25), the second optical detector (26) and second processor (28),
In, the first optical port (24a) of coupler (24) is connected with the other end of telecommunication optical fiber (6), the second optical port (24b) and reflection
The two-way optical port (25a) of type adjustable optical attenuator (25) connects, third optical port (24c) and the second optical detector (26) it is defeated
The connection of light inputting end mouth, the output electricity port of the second optical detector (26) and the input electricity port (28b) of second processor (28) connect
It connects, the output electricity port (28a) of second processor (28) and the input electricity port (25b) of reflection-type adjustable optical attenuator (25) connect
It connects.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821536676.2U CN208739050U (en) | 2018-09-19 | 2018-09-19 | A kind of laser power supply communication equipment |
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| CN201821536676.2U CN208739050U (en) | 2018-09-19 | 2018-09-19 | A kind of laser power supply communication equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108900141A (en) * | 2018-09-19 | 2018-11-27 | 南京工程学院 | A kind of laser power supply communication equipment and its communication means and method of supplying power to |
| CN110943787A (en) * | 2019-10-30 | 2020-03-31 | 南京奥依菲光电科技有限公司 | Intelligent optical fiber energy transmission sensing monitoring system and network |
-
2018
- 2018-09-19 CN CN201821536676.2U patent/CN208739050U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108900141A (en) * | 2018-09-19 | 2018-11-27 | 南京工程学院 | A kind of laser power supply communication equipment and its communication means and method of supplying power to |
| CN108900141B (en) * | 2018-09-19 | 2024-02-13 | 南京工程学院 | Laser energy supply communication equipment, communication method thereof and power supply method |
| CN110943787A (en) * | 2019-10-30 | 2020-03-31 | 南京奥依菲光电科技有限公司 | Intelligent optical fiber energy transmission sensing monitoring system and network |
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