CN102222945A - Pressure reduction and energy saving method for communication power supplies - Google Patents
Pressure reduction and energy saving method for communication power supplies Download PDFInfo
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- CN102222945A CN102222945A CN2010101497827A CN201010149782A CN102222945A CN 102222945 A CN102222945 A CN 102222945A CN 2010101497827 A CN2010101497827 A CN 2010101497827A CN 201010149782 A CN201010149782 A CN 201010149782A CN 102222945 A CN102222945 A CN 102222945A
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Abstract
The invention discloses a pressure reduction and energy saving method for communication power supplies and aims at providing a method to reduce float charge supply voltage of the communication power supplies. The method is used to reduce power consumptions of communication equipment. The method includes the following steps that: a storage battery pack is divided into a main storage battery pack and an auxiliary storage battery pack, wherein the storage battery pack is formed by 24 storage batteries which are connected in series; a main charger and an auxiliary charger are correspondingly parallelly connected with the main storage battery pack and the auxiliary storage battery pack; a load and a directional diode are parallelly connected with two ends of the main storage battery pack to form a float charge power supply circuit, wherein the load is connected in series with the directional diode; a normally open contact of a relay is connected between a cathode and the load of the storage battery pack so as to form a discharge circuit; a controller is used to monitor conditions of power restoration and power outage, wherein the controller is connected in the float charge power supply circuit and the discharge circuit; the controller controls a motion of the relay according to the conditions of the power restoration and the power outage. By using the invention, a requirement of load working voltage can be satisfied, charging quality of the storage batteries can be guaranteed, the power consumptions of the load during float charge power supply can be reduced. The method of the invention is an ideal method which can be used to reduce the power consumptions of the communication equipment.
Description
Technical field
The present invention relates to a kind of power-economizing method, relate in particular to a kind of floating charge power supply voltage and realize reducing the method for communication equipment with electric consumption by the reduction communication power supply.
Background technology
As everyone knows, what Communication in China equipment adopted is the direct current supply mode, its standard operation voltage for-48V (adapt to voltage range and be-57V～-40V), (actual power voltage is 43.2V～55.2V) and the storage battery normal voltage that storage battery producer provides is also for 48V; For this reason, the batteries that adopts at present mostly the storage battery of 24 2.25V to be in series is carried out floating charge power supply to communication equipment.Yet because the required float charge voltage of batteries be-54V, therefore the actual voltage that is applied on the apparatus of load also is-54V in the floating charge process, than standard operation voltage be-48V exceeded 6V; Not only cause the equipment fecund to give birth to the power consumption of 6V voltage, but also increased the electric consumption of using that reduces computer room temperature.
Summary of the invention
At the above-mentioned defective that exists in the prior art, the present invention aims to provide a kind of communication power supply step-down power-economizing method that can reduce floating charge power supply voltage.
To achieve these goals, the present invention is by the following technical solutions:
1) 20 to 23 storage battery series connection are constituted the main storage battery group, one to four storage battery series connection is constituted the booster battery group, described main storage battery group is connected with described booster battery group and is formed the batteries that is made of 24 storage batterys; Wherein, the float charge voltage of every storage battery is 2.25V;
2) be the charger of 45～51.75V at the two ends of main storage battery group output voltage in parallel, output voltage in parallel is the auxiliary charging device of 2.25～9V at the two ends of booster battery group;
3) load is constituted the floating charge power supply loop with the two ends that are connected in parallel on the main storage battery group after directed diode is connected, the stand-by discharge loop of formation between the negative pole that relay normally open contact is connected on described batteries and the described load;
4) utilize the controller that is connected in described floating charge power supply loop and the stand-by discharge loop that the switching electricity situation of civil power is monitored, described controller is controlled the action of relay according to the switching electricity situation of civil power.
The preferred technical solution of the present invention is: the main storage battery group is in series by 23 storage batterys, and the booster battery group is made of a storage battery; The output voltage of charger is 51.75V, and the output voltage of auxiliary charging device is 2.25V.
The further optimal technical scheme of the present invention is: the main storage battery group is in series by 22 storage batterys, and the booster battery group is in series by two storage batterys; The output voltage of charger is 49.5V, and the output voltage of auxiliary charging device is 4.5V.
The present invention further optimal technical scheme is: the main storage battery group is in series by 20 storage batterys, and the booster battery group is in series by four storage batterys; The output voltage of charger is 45V, and the output voltage of auxiliary charging device is 9V.
When the output voltage of charger is 45V, though power saving effect is apparent in view, but because the minimum that distance allows is very near, consider the Electrical Safety factor, the present invention can adopt following best-of-breed technology scheme: the main storage battery group is in series by 21 storage batterys, and the booster battery group is in series by three storage batterys; The output voltage of charger is 47.25V, and the output voltage of auxiliary charging device is 6.75V.
Compared with the prior art, the present invention is owing to adopted technique scheme, changed the traditional storage battery group into main storage battery group and booster battery group, and auxiliary charging device and controller in traditional circuit, have been increased, therefore in the floating charge power supply process, have only storage battery in the main storage battery group to electric, and the storage battery in the booster battery group is in the operating state for the treatment of of boost charge; Thereby not only can satisfy loaded work piece voltage requirement, guaranteed the charging quality of storage battery, and power consumption when having reduced the apparatus of load floating charge power supply has also reduced the power consumption that reduces computer room temperature simultaneously.
Below be to utilize the four kind calculated datas with electric consumption situation done of the inventive method to the 10A load resistance:
Table 1
| The battery sum | The main battery number | The boosting battery number | Master battery pack voltage (V) | Auxiliary battery voltage (V) | Load resistance (Ω) | Electric power (W) | Economize on electricity power (W) | Economize on electricity accounting % |
| 24 | 23 | 1 | 51.75 | 2.25 | 5.4 | 495.94 | 39.26 | 8.16 |
| 24 | 22 | 2 | 49.5 | 4.5 | 5.4 | 453.75 | 81.45 | 15.97 |
| 24 | 21 | 3 | 47.25 | 6.75 | 5.4 | 413.44 | 121.76 | 23.44 |
| 24 | 20 | 4 | 45 | 9 | 5.4 | 375 | 160.2 | 30.56 |
As can be seen from the above table, though last a kind of scheme (by 20 storage batterys constitute the main storage battery group, four storage batterys constitute the booster battery group) power savings the best, but because the floating charge power supply voltage of main storage battery group is 45V, near the minimum that allows; Therefore take all factors into consideration, should with the second last kind scheme be the best-of-breed technology scheme (by 21 storage batterys constitute the main storage battery group, three storage batterys constitute the booster battery group).
Description of drawings:
Fig. 1 realizes circuit diagram of the present invention;
Fig. 2 realizes controller circuitry schematic diagram of the present invention;
Fig. 3 is the circuit diagram of traditional communication power supply.
Among the figure: charger 1 main storage battery group 2 controllers 3 relays 4 loads 5 relay normally open contacts 6 directed diode 7 booster battery groups 8 auxiliary charging devices 9 batteries 10
Embodiment
The invention will be further described below in conjunction with accompanying drawing and specific embodiment:
As shown in Figure 1, concrete grammar is as follows:
1) series connection of the storage battery of 23 2.25V is constituted main storage battery group 2, with a 2.25V storage battery as booster battery group 8, with the main storage battery group 2 formation batteries 10 of connecting with booster battery group 8;
2) be the charger 1 of 51.75V at the two ends of main storage battery group 2 output voltage in parallel, output voltage in parallel is the auxiliary charging device 9 of 2.25V at the two ends of booster battery group 8;
3) load 5 is constituted the floating charge power supply loop with the two ends that are connected in parallel on main storage battery group 2 after directed diode 7 is connected, the stand-by discharge loop of formation between the negative pole that relay normally open contact 6 is connected on batteries 10 and the load 5;
4) utilize the energising, the powering-off state that are connected on the 3 pairs of civil powers of controller in described floating charge power supply loop and the stand-by discharge loop to monitor, controller 3 is controlled the action of relay 4 according to energising, the powering-off state of civil power.
Basic skills is with embodiment 1, wherein: main storage battery group 2 is in series by the storage battery of 22 2.25V, and booster battery group 8 is in series by two 2.25V storage batterys; The output voltage of charger 1 is 49.5V, and the output voltage of auxiliary charging device 9 is 4.5V.
Embodiment 3
Basic skills is with embodiment 1, wherein: main storage battery group 2 is in series by the storage battery of 21 2.25V, and booster battery group 8 is in series by three 2.25V storage batterys; The output voltage of charger 1 is 47.25V, and the output voltage of auxiliary charging device 9 is 6.75V.
Embodiment 4
In basic skills with embodiment 1, wherein: main storage battery group 2 is in series by the storage battery of 20 2.25V, and booster battery group 8 is in series by four 2.25V storage batterys; The output voltage of charger 1 is 45V, and the output voltage of auxiliary charging device 9 is 9V.
In the various embodiments described above, controller 3 can be a single-chip microcomputer, also can be electronic circuit shown in Figure 2.This electronic circuit is made up of direct voltage supervisory circuit, alternating voltage supervisory circuit and control relay circuit three parts; Wherein, described direct voltage supervisory circuit is by variable resistor DW, I resistance R
1, the II resistance R
2, the III resistance R
3, the I capacitor C
1, voltage-stabiliser tube W, I triode GB
1And II triode GB
2Constitute, described control relay circuit is by the IV resistance R
4, the V resistance R
5, I diode D
1, III triode GB
3And IV triode GB
4Constitute, described alternating voltage supervisory circuit is by the II capacitor C
2, the III capacitor C
3, rectifier bridge YJ, photoelectrical coupler GO, II diode D
2And VI resistance R
6Constitute.
In technique scheme, when the terminal voltage of booster battery group 8 is crossed when low, auxiliary charging device 9 automatically to its carry out trickle charge, when the terminal voltage of booster battery group 8 raises when reaching setting, auxiliary charging device 9 transfers to and is interrupted charging; Booster battery group 8 can not keep being full of synchronously with charger 1.
Be that example is explained as follows operation principle of the present invention now with the third situation in the table 1:
When normal floating power supply was filled, relay 4 was failure to actuate, and the negative pole that electric current is got back to main storage battery group 2 by load 5 and directed diode 7 forms the loop; The float charge voltage that be applied to main storage battery group 2 two ends this moment for-47.25V, be applied to voltage in the load 5 for-46.45V, be applied to voltage on the directed diode 7 for-0.8V, the voltage that is applied to booster battery group 8 two ends are-6.75V, satisfy the requirement of charge in batteries voltage and loaded work piece voltage fully.After the mains failure, relay 4 electronic work, relay normally open contact 6 adhesives, electric current flows to the negative pole (also being the negative pole of booster battery group 8) of batteries 10 by load 5 and relay normally open contact 6, directed diode 7 oppositely ends; This moment, to load 5 power supplies, the voltage at load 5 two ends was 54V, transits to 48V then by batteries 10.When the city power recovery powered, relay normally open contact 6 disconnected directed diode 7 conductings; The floating charge power supply voltage that be applied to main storage battery group 2 two ends this moment reverts to-and 47.25V, the voltage that is applied to voltage in the load 5 and reverts to-46.45V, be applied to voltage on the directed diode 7 and revert to-0.8V, be applied to booster battery group 8 two ends revert to-6.75V.
Fig. 1 and Fig. 3 are compared as can be seen, adopt after the present invention, the floating charge power supply voltage that is applied in the load hangs down 6.75V than the floating charge power supply voltage that traditional communication power supply is applied in the load, and therefore its power consumption of load that adopts the present invention to power will be lower than the electric consumption of using of traditional communication power supply.
Claims (5)
1. communication power supply step-down power-economizing method is characterized in that concrete grammar is as follows:
1) 20 to 23 storage battery series connection are constituted the main storage battery group, one to four storage battery series connection is constituted the booster battery group, described main storage battery group is connected with described booster battery group and is formed the batteries that is made of 24 storage batterys; Wherein, the float charge voltage of every storage battery is 2.25V;
2) be the charger of 45～51.75V at the two ends of main storage battery group output voltage in parallel, output voltage in parallel is the auxiliary charging device of 2.25～9V at the two ends of booster battery group;
3) load is constituted the floating charge power supply loop with the two ends that are connected in parallel on the main storage battery group after directed diode is connected, the stand-by discharge loop of formation between the negative pole that relay normally open contact is connected on described batteries and the described load;
4) utilize the controller that is connected in described floating charge power supply loop and the stand-by discharge loop that the switching electricity situation of civil power is monitored, described controller is controlled the action of relay according to the switching electricity situation of civil power.
2. communication power supply step-down power-economizing method according to claim 1 is characterized in that: the main storage battery group is in series by 23 storage batterys, and the booster battery group is made of a storage battery; The output voltage of charger is 51.75V, and the output voltage of auxiliary charging device is 2.25V.
3. communication power supply step-down power-economizing method according to claim 1 is characterized in that: the main storage battery group is in series by 22 storage batterys, and the booster battery group is in series by two storage batterys; The output voltage of charger is 49.5V, and the output voltage of auxiliary charging device is 4.5V.
4. communication power supply step-down power-economizing method according to claim 1 is characterized in that: the main storage battery group is in series by 21 storage batterys, and the booster battery group is in series by three storage batterys; The output voltage of charger is 47.25V, and the output voltage of auxiliary charging device is 6.75V.
5. communication power supply step-down power-economizing method according to claim 1 is characterized in that: the main storage battery group is in series by 20 storage batterys, and the booster battery group is in series by four storage batterys; The output voltage of charger is 45V, and the output voltage of auxiliary charging device is 9V.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101497827A CN102222945A (en) | 2010-04-19 | 2010-04-19 | Pressure reduction and energy saving method for communication power supplies |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101497827A CN102222945A (en) | 2010-04-19 | 2010-04-19 | Pressure reduction and energy saving method for communication power supplies |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018019021A1 (en) * | 2016-07-29 | 2018-02-01 | 惠州Tcl移动通信有限公司 | Quick charging method and system for mobile terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002359009A (en) * | 2001-05-31 | 2002-12-13 | Sanyo Electric Co Ltd | Charger |
| CN1893218A (en) * | 2006-04-25 | 2007-01-10 | 深圳领华电子科技有限公司 | Battery group protection circuit |
| JP2009089454A (en) * | 2007-09-27 | 2009-04-23 | Toshiba Corp | Power supply circuit |
| CN101534017A (en) * | 2008-01-02 | 2009-09-16 | 何岳明 | Charge-discharge protection circuit for a plurality of lithium batteries |
-
2010
- 2010-04-19 CN CN2010101497827A patent/CN102222945A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002359009A (en) * | 2001-05-31 | 2002-12-13 | Sanyo Electric Co Ltd | Charger |
| CN1893218A (en) * | 2006-04-25 | 2007-01-10 | 深圳领华电子科技有限公司 | Battery group protection circuit |
| JP2009089454A (en) * | 2007-09-27 | 2009-04-23 | Toshiba Corp | Power supply circuit |
| CN101534017A (en) * | 2008-01-02 | 2009-09-16 | 何岳明 | Charge-discharge protection circuit for a plurality of lithium batteries |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018019021A1 (en) * | 2016-07-29 | 2018-02-01 | 惠州Tcl移动通信有限公司 | Quick charging method and system for mobile terminal |
| US11127991B2 (en) | 2016-07-29 | 2021-09-21 | Huizhou Tcl Mobile Communication Co., Ltd. | Rapid charging method and system for mobile terminal |
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Application publication date: 20111019 |