CN2650373Y - Alternating-direct-current power-supply series optical receiver - Google Patents
Alternating-direct-current power-supply series optical receiver Download PDFInfo
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- CN2650373Y CN2650373Y CN 03226612 CN03226612U CN2650373Y CN 2650373 Y CN2650373 Y CN 2650373Y CN 03226612 CN03226612 CN 03226612 CN 03226612 U CN03226612 U CN 03226612U CN 2650373 Y CN2650373 Y CN 2650373Y
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- voltage
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- acid accumulator
- accumulator cell
- optical receiver
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Abstract
The utility model provides an AC/DC supply series optical receiver, which comprises a primary float charging power supply; a hermetically sealed maintenance-free lead acid storage battery; a detection control and sorting output unit for charging and discharging detection and sorting voltage output; a load. The primary float charging power supply changeovers the AC current of 220V50Hz or 60V50Hz into DC current, and also charges for the hermetically sealed maintenance-free lead acid storage battery, which is used as the UPS after the grid is powered off; the detection control and sorting output unit provides the required power supply for the load, meanwhile, detects and controls the charge and discharge voltage of the hermetically sealed maintenance-free lead acid storage battery; the loads are the relevant hardwares for performing conversion, amplifying, distribution and transmission of the network signal. The utility model has high conversion efficiency, zero change-over duration, and low cost, and can effectively replace the UPS supplied optical receiver combination with high investment cost and low running efficiency.
Description
Technical field
The utility model relates to the uninterrupted supplied by AC/DC electricity series optical receiver in the cable TV optical transport network.
Technical background
Along with the continuous development of the continuous upgrading of network function and cable TV network is perfect, the continuous increase that the user requires network termination function, (as access of VOD and Intemet or the like), require cable TV network reliability of operation and fail safe more and more to draw close to the rank of communication network, conversion of signals as each node in the transmission network, amplify, distribute, transmission and network management and end message upstream device, optical receiver occupies critical role in the overall optical transmission network, light-receiving is confidential to have high conversion of signals transmission objective and reliable and stable operation characteristic could guarantee the stable and reliable of the whole network operation, yet possesses stable for optical receiver, reliably, uninterruptedly, and supplied character with low cost is vital.The optical receiver of uninterrupted power supply is by employing UPS uninterrupted power supply mode, as shown in Figure 1 in traditional cable TV optical transport network.The major defect of the optical receiver of this UPS of having uninterrupted power supply is that cost of investment is too high, account for the 25%-35% of overall optical transmission network gross investment, alternating current 220V 50Hz or 60V50Hz directly supply with UPS and optical receiver power supply during the electrical network normal power supply, and optical receiver is powered by UPS when the unexpected power failure of electrical network.The efficient less than 80% of general UPS conversion, import UPS conversion efficiency high any, but price is expensive more.Power supply process: offer Switching Power Supply in the optical receiver by UPS, the Switching Power Supply in the optical receiver is lost the energy more than 20% again, and therefore, the optical receiver systems electric energy service efficiency of being made up of UPS that supplied by AC/DC electricity is provided is the highest only to reach 60%.
Summary of the invention
Goal of the invention of the present utility model: it is the optical receiver of zero supplied by AC/DC electricity series that a kind of performance index height, stable and reliable operation, conversion efficiency height, switching time are provided.
The utility model adopts following technical scheme: a kind of supplied by AC/DC electricity series optical receiver, it is characterized in that, and comprising: a float charger; One sealed non-maintenance lead-acid accumulator cell; One detects control and classification output unit, is used for charging and discharging detection and classification voltage output; Load.A described float charger is finished alternating current with 220V50Hz or 60V50Hz and is changed direct current into and again sealed non-maintenance lead-acid accumulator cell is charged simultaneously; Sealed non-maintenance lead-acid accumulator cell as grid power blackout after the power supply of uninterrupted power supply; Classification voltage output and charging and discharging detect control unit and provide needed power supply for load, and charging and the discharge voltage to sealed non-maintenance lead-acid accumulator cell detects and control simultaneously; Conversion, amplification, distribution and the transmission to network signal finished in load.
Described detection control and classification output unit comprise: an input voltage detecting unit; Output of one classification voltage and discharge voltage detecting unit comprise classification voltage output and detect control unit; One charging voltage control unit and discharge voltage control unit, input voltage detecting unit, its function are the charging voltage of the output variation of a float charger and sealed non-maintenance lead-acid accumulator cell to be detected and wait for to be that the next stage circuit---the charging voltage control unit provides the control foundation after alternating current restores electricity; Classification voltage output and discharge voltage detecting unit, its function except the single channel voltage transitions with the input of float charger be voltage range be-the different voltages of 12V-+48V and the output of the multichannel of capacity, the main function of another one is that the discharge operating voltage to the 4V-48V sealed non-maintenance lead-acid accumulator cell detects accurately to offer the next stage circuit---the control foundation of discharge voltage control unit.
The output voltage of a described float charger is 4V ± 0.1V-53V ± 0.3V.
The range of choice of the output voltage of described sealed non-maintenance lead-acid accumulator cell is 4V-48V.
The output voltage of described sealed non-maintenance lead-acid accumulator cell is 24V.
Because supplied by AC/DC electricity series optical receiver of the present utility model adopts and replaces expensive UPS uninterrupted power supply with sealed non-maintenance lead-acid accumulator cell, on implementation, adopt simpler and more direct, reliably, close-loop feedback control mode accurately, the 25%-35% of the gross investment that account for whole transmission network of the cost of investment that makes this device during by original UPS mode drops to and present is no more than 5%, compare with the UPS mode and to save investment 4-6 doubly, the conversion efficiency of alternating current-direct current is increased to 90% from original 60%.Supplied by AC/DC electricity series optical receiver of the present utility model can also freely be selected the backup battery capacity according to the operating time of equipment actual negative carrying capacity and needs support, further to avoid causing unnecessary equipment investment waste, the economic benefit of this project is linear with the quantity at the optical node number of network and amplifier station, so its economic benefit and social benefit are conspicuous.
Description of drawings
Fig. 1 represents generally to adopt at present the block diagram of UPS as the uninterrupted power supply optical receiver.
Fig. 2 represents the composition block diagram of the utility model supplied by AC/DC electricity series optical receiver.
Fig. 3 represents the block diagram of detection control shown in Figure 2 and classification output unit.
Fig. 4 represents the circuit diagram of detection control shown in Figure 2 and classification output unit
Fig. 5 represents optical receiver load block diagram shown in Figure 2.
Embodiment
Describe the utility model most preferred embodiment in detail below in conjunction with accompanying drawing
Uninterrupted supplied by AC/DC electricity device part as Fig. 2 and the utility model supplied by AC/DC electricity shown in Figure 5 series optical receiver comprises: a float charger 1; Sealed non-maintenance lead-acid accumulator cell 2; Detect control and classification output 3 and load 4.
The input voltage of a float charger 1 can select the interchange input of 220V50Hz or 60V50Hz, and the scope of output voltage be the 4V-53V direct current according to the specific requirement difference of offered load equipment.One time float charger 1 provides the voltage output of one group of 4V ± 0.1V-53V ± 0.3V for detecting control and classification output unit 3, concrete magnitude of voltage can be determined according to the unequally loaded specific requirement, in this example because the needs of sealed non-maintenance lead-acid accumulator cell 2 float charge voltages select to be output as 26.8V ± 0.2V, output current can be determined according to the size of back level load capacity, in this example because the output current that the needs of sealed non-maintenance lead-acid accumulator cell 2 floating currents and the load of optical receiver transmitting-receiving converter amplifier circuit are selected is maximum 5A, meanwhile, this float charger 1 sealed non-maintenance lead-acid accumulator cell 2 of also being required to be reserve provides the float charging function with good reverse withstand voltage and reverse isolation characteristic.Sealed non-maintenance lead-acid accumulator cell 2, the voltage range of employing is 4V-48V, in the time of can not powering for some reason for the optical receiver of each optical node of network as the power supply output of uninterrupted supplied by AC/DC electricity device, to guarantee making network accomplish to run without interruption.Can select the sealed non-maintenance lead-acid accumulator cell 2 of different voltages and capacity according to the different requirements of load, in this example because the sealed non-maintenance lead-acid accumulator cell 2 that the needs of optical receiver transmitting-receiving converter amplifier circuit load are selected is 24V/26AH.This kind storage battery can accomplish that volume is little, and capacity is big, reduces maintenance cost, and the life-span can reach 10 years to 15 years, can satisfy the selection requirement of various optical node receiver different capabilities in the photoelectricity transmission network fully.
Detection control as shown in Figure 3 and Figure 4 and classification output unit 3 are used for charging and discharging detection and classification voltage output, comprising: an input voltage detecting unit 301; Output of one classification voltage and discharge voltage detecting unit 302 comprise classification voltage output 302A and discharge voltage detecting unit 302B; One charging voltage control unit 303; One discharge voltage control unit 304.Input voltage detecting unit 301, its function is after alternating current restores electricity the output variation of a float charger and the charging voltage of sealed non-maintenance lead-acid accumulator cell 2 to be detected and wait for, and is that the next stage circuit---charging voltage control unit 303 provides the control foundation; Classification voltage output and discharge voltage detecting unit 302, its function is except the single channel voltage transitions with 1 input of float charger is the multichannel output of different voltages and capacity, and the main function of another one is that the discharge operating voltage to sealed non-maintenance lead-acid accumulator cell 2 detects accurately to offer the control foundation of next stage circuit discharging voltage detecting control unit 304; Charging voltage control unit 303, its function is after alternating current restores electricity, and the detected parameters foundation that input voltage detecting unit 301 provides is analyzed comparison, with float charge voltage and the in good time connection load of grasping sealed non-maintenance lead-acid accumulator cell 2; Discharge voltage detects control unit 304, its function is under system works after the AC outage is being discharged working method, the discharge voltage detected parameters foundation that classification voltage is exported and discharge voltage detecting unit 302 provides is analyzed comparison, make control action accurately with the discharge voltage of grasp sealed non-maintenance lead-acid accumulator cell 2 and at the control point of setting, disconnect sealed non-maintenance lead-acid accumulator cell 2, prevent its overdischarge, prolong its useful life, because the cost of sealed non-maintenance lead-acid accumulator cell 2 accounts for more than 50% of this electric supply installation total cost; Charging voltage control unit 303 and discharge voltage detect control unit 304 and finish jointly the connection of sealed non-maintenance lead-acid accumulator cell 2 and the control operation of cut-out, are the important performance elements of this device.In general for sealed non-maintenance lead-acid accumulator cell 2 voltages and choice of capacity is to decide according to the required voltage parameter of ceiling voltage in main flow load and the load, for example, the operating voltage of most power amplifier modules in the optical node receiver of cable TV transmission network network (main flow load device) is+the 24V power supply, simultaneously, + 24V also is the peak of the direct voltage that meets the tendency in all these kind equipments, select sealed non-maintenance lead-acid accumulator cell 2 power supplies that magnitude of voltage is identical with it, can reduce required hardware cost of voltage transformation and the energy loss in the conversion process, with the operational efficiency of effective raising equipment.
The operation principle of the uninterrupted supplied by AC/DC electricity device of supplied by AC/DC electricity series optical receiver of the present utility model is: as shown in Figure 2, alternating current 220V 50Hz or 60V50Hz directly supply with float charger 1 one time when the electrical network normal power supply, and the index request scope of 1 couple of alternating current 220V 50Hz of a float charger or 60V50Hz is also than broad, then alternating current 220V 50Hz or 60V50Hz are transformed to the direct current that meets load request, in this example because the needs of load, select to be output as 26.8V ± 0.2V, supply with and detect control and classification output unit 3, the function of float charger is provided for the sealed non-maintenance lead-acid accumulator cell 2 of 24V/26AH simultaneously; The needed different types of power supply of supply load after 26.8V ± 0.2V direct current process of float charger 1 input detects control and 3 conversion of classification output unit, simultaneously the terminal voltage of the 26.8V ± 0.2V direct voltage of float charger 1 output and 24V/26AH sealed non-maintenance lead-acid accumulator cell 2 is monitored and wait for and detect control and classification output unit 3, make different processing according to different states; 26.8V ± 0.2V direct current of float charger 1 output disappears when the unexpected power failure of electrical network, the good 24V/26AH sealed non-maintenance lead-acid accumulator cell 2 of floating charge that is in hot stand-by duty this moment the continual 24V of providing direct current then is provided supplies with detection control and classification output unit 3, and output to load by unit 3, finish real zero-time handoff functionality.The operating state that detects control and classification output unit 3 this moment is ditto described, not only will be by the direct supply load of the pure direct current of the high 24V of the index parameter that 24V/26AH sealed non-maintenance lead-acid accumulator cell 2 provides, detect the discharge voltage of 24V/26AH sealed non-maintenance lead-acid accumulator cell 2 simultaneously, when dropping to predetermined magnitude of voltage, its discharge voltage in time cuts off load, influence its useful life to prevent 2 overdischarge of 24V/26AH sealed non-maintenance lead-acid accumulator cell, in the discharge operating state,, the power system restoration power supply gets back to the power supply state of alternating current 220V 50Hz or 60V50Hz if can accomplishing the zero-time switching equally; In case detection control and classification output unit 3 continue to monitor the charging voltage of waiting for after 24V/26AH sealed non-maintenance lead-acid accumulator cell 2 power system restorations are powered after the cut-out load, with the power supply state of timely recovery to load.
The output parameter Control Parameter that is possessed in view of the contained uninterrupted supplied by AC/DC electricity device of supplied by AC/DC electricity of the present utility model series optical receiver all can according to customer requirements determine and improve and have efficiently, reliably, function of supplying power cheaply, it is applicable to environment and the occasion of all-network node and terminal equipment use UPS fully.
Claims (5)
1, a kind of supplied by AC/DC electricity series optical receiver is characterized in that, comprising: a float charger (1); One sealed non-maintenance lead-acid accumulator cell (2); One detects control and classification output unit (3), is used for charging and discharging detection and classification voltage output; Load (4), a described float charger (1) are finished alternating current with 220V50Hz or 60V50Hz and are changed direct current into and again sealed non-maintenance lead-acid accumulator cell (2) is charged simultaneously; Sealed non-maintenance lead-acid accumulator cell (2) is as the power supply of uninterrupted power supply behind the grid power blackout; Classification voltage output and charging and discharging detect control unit (3) and provide needed power supply for load (4), and charging and the discharge voltage to sealed non-maintenance lead-acid accumulator cell (2) detects and control simultaneously; Conversion, amplification, distribution and the transmission to network signal finished in load (4).
2, supplied by AC/DC electricity series optical receiver according to claim 1 is characterized in that, described detection control and classification output unit (3) comprising: an input voltage detecting unit (301); Output of one classification voltage and discharge voltage detecting unit (302) comprise classification voltage output (302A) and detect control unit (302B); One charging voltage control unit (303) and discharge voltage control unit (304), input voltage detecting unit (301), its function are the charging voltage of the output variation of a float charger (1) and sealed non-maintenance lead-acid accumulator cell (2) to be detected and wait for to be that the next stage circuit---charging voltage control unit (303) provides the control foundation after alternating current restores electricity; Classification voltage output and discharge voltage detecting unit (302), its function except the single channel voltage transitions with a float charger (1) input be voltage range be-the different voltages of 12V-+48V and the output of the multichannel of capacity, the main function of another one is that the discharge operating voltage to 4V-48V sealed non-maintenance lead-acid accumulator cell (2) detects accurately to offer the next stage circuit---the control foundation of discharge voltage control unit (304).
3, supplied by AC/DC electricity series optical receiver according to claim 1 is characterized in that the output voltage of a described float charger (1) is 4V ± 0.1V-53V ± 0.3V.
4, supplied by AC/DC electricity series optical receiver according to claim 2 is characterized in that the range of choice of the output voltage of described sealed non-maintenance lead-acid accumulator cell (2) is 4V-48V.
5, according to claim 3 or 4 described supplied by AC/DC electricity series optical receivers, it is characterized in that the output voltage of described sealed non-maintenance lead-acid accumulator cell (2) is 24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03226612 CN2650373Y (en) | 2003-05-30 | 2003-05-30 | Alternating-direct-current power-supply series optical receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03226612 CN2650373Y (en) | 2003-05-30 | 2003-05-30 | Alternating-direct-current power-supply series optical receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2650373Y true CN2650373Y (en) | 2004-10-20 |
Family
ID=34326029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03226612 Expired - Lifetime CN2650373Y (en) | 2003-05-30 | 2003-05-30 | Alternating-direct-current power-supply series optical receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2650373Y (en) |
-
2003
- 2003-05-30 CN CN 03226612 patent/CN2650373Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN CITY FLY PASS BROADBAND TECHNOLOGY CO., L Free format text: FORMER NAME OR ADDRESS: FEIBEN NETWORK TECHNOLOGY CO., LTD., SHENZHEN |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Shenzhen Photon Broadband Technology Co., Ltd. Patentee before: Feiben Network Technology Co., Ltd., Shenzhen |
|
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN NEO PHOTONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN PHOTON BROADBAND TECHNOLOGY CO., LTD. Effective date: 20120301 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120301 Address after: 518057 Guangdong city of Shenzhen province Nanshan District high tech Industrial Park in the Southern District of science and technology twelve South Road No. eight Frestech photoelectric building Patentee after: Shenzhen Neo Photonic Technology Co., Ltd. Address before: 518057 Guangdong city of Shenzhen province high tech Industrial Park in the Southern District of science and technology Feitong building twelve South Road Patentee before: Shenzhen Photon Broadband Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130530 Granted publication date: 20041020 |