CN2930056Y - Automatic maintenance device for UPS accumulator - Google Patents
Automatic maintenance device for UPS accumulator Download PDFInfo
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- CN2930056Y CN2930056Y CN 200620122546 CN200620122546U CN2930056Y CN 2930056 Y CN2930056 Y CN 2930056Y CN 200620122546 CN200620122546 CN 200620122546 CN 200620122546 U CN200620122546 U CN 200620122546U CN 2930056 Y CN2930056 Y CN 2930056Y
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- storage battery
- ups
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Abstract
The utility model relates to a UPS accumulator automatic maintenance device which comprises a singlechip, a singlechip power supply, an accumulator optimal discharging standard sampling unit, an alternating current power off and open-phase automatic estimation protective unit, an alternating current automatic switch unit and an accumulator optimal maintenance time unit. The accumulator optimal discharging standard sampling unit is connected with the accumulator with the output end connected with the singlechip. The singlechip power supply is connected with the singlechip. The alternating current power off and open-phase automatic estimation protective unit is connected with the commercial power with the output end connected with the gear end of the accumulator. The alternating current automatic switch unit is controlled by the singlechip with the output end connected with the gear end of the accumulator. The accumulator optimal discharging standard sampling unit is connected with the singlechip. The UPS accumulator automatic maintenance device has the advantages of automatic adaptation to the voltage of the power supply, automatic maintenance according to the given cycle; power off and on protection and battery discharging termination voltage protection.
Description
Technical field
The utility model belongs to electronic circuit technology, relates to a kind of UPS storage battery automatic maintaining device.
Background technology
Along with the IT technology rapid development, UPS (uninterruptible power system) is widely used in the field of information and electron process, it can make the externally fed system break down or when interrupting, and guarantees that the operate as normal of system and safety withdraw from (as the deposit of computer, shutdown etc.).The ups power system generally is made up of three parts such as rectifier, inverter and storage batterys.What be widely used in middle-size and small-size ups power at present is non-maintaining sealed lead acid storage battery, and it generally accounts for the 1/3-2/5 of ups power total cost.The ratio of the ups power cisco unity malfunction that causes owing to the fault of storage battery accounts for more than 1/3 greatly.For the cost of the ups power storage battery of long delay sometimes considerably beyond the cost of ups power main frame.Generally can reach 3-5 the useful life of storage battery under normal situation about using, for the storage battery of lying idle for a long time, must be at regular intervals again charging and discharging once to reach the purpose of activated batteries.Ups power for rare power failure, also must interrupt the input of electric main artificially every some cycles, so that the battery discharging in the ups power once and then add civil power and charge again, help prolonging the useful life of storage battery like this, and guarantee that the total capacity of Gong the reality use of storage battery always is in the nominal capacity that is in close proximity to storage battery.In addition, when having a power failure, existing ups system will be exported by the storage battery inversion, and as long as will transfer mains-supplied to once incoming call, and be the storage battery boost charge.Storage battery has certain memory effect, if each discharge is all insufficient, its operational discharge capacity will reduce gradually like that, thereby can not effectively export when causing power failure.Maintaining in view of this regularly, promptly it is carried out charge and discharge is how important on time.If the only charging that batteries is long-term and not discharging; or all discharge into setting (normal or short time of public electric wire net power supply stop cutting) deficiently at every turn; time one is long; to scrap because of the pole plate generation qualitative change of storage battery (can not fill or can not put), thereby shorten useful life of whole ups system.The maintenance period of storage battery is grown (generally being between 3 to 7 months) in the ups system, and manual maintenance wastes time and energy, and also is unpractical.Therefore, be badly in need of a kind of system that can safeguard storage battery automatically, to change the present situation that storage battery is scrapped too early in the ups system.In external some high-end product, possessed the on-line monitoring and the simple program maintenance function of battery, but because of its function is more single, and cost is higher, and generally do not adopted.And in mid and low-end products, mostly there is not automatic maintenance function; Based on medium-sized and small enterprises, its economic strength and capacity for technological innovation are all very limited in the domestic UPS industry, and the product of production does not have the battery service function basically, also do not find to have on the market special automatic maintenance device to sell.
The utility model content
The purpose of this utility model is to overcome the defective of prior art, a kind of UPS storage battery automatic maintaining device is provided, this device can significantly solve the problem difficult in maintenance of UPS storage battery, prevents the premature failure of storage battery and improves its reliability, thereby can prolong the useful life of UPS storage battery.
UPS storage battery automatic maintaining device of the present utility model comprises: the best preventive maintenance time of protected location, alternating current automatic switch unit and storage battery unit is judged in single-chip microcomputer, microcontroller power supply, storage battery optimal discharge standard sample unit, the AC outage phase failure automatically.The input of described storage battery optimal discharge standard sample unit and the both positive and negative polarity of storage battery join, and output connects single-chip microcomputer; The input of described microcontroller power supply and the both positive and negative polarity of storage battery join, and output connects single-chip microcomputer so that power supply to be provided; The described AC outage phase failure judges that automatically protected location is subjected to the control of single-chip microcomputer, and its input is connected with civil power, and output connects an input utmost point of the head of storage battery; Described alternating current automatic switch unit is subjected to the control of single-chip microcomputer, and its output connects another input utmost point of storage battery head; The best preventive maintenance time of described storage battery unit is connected with single-chip microcomputer.
Here, be implanted with the intelligent program that storage battery is safeguarded automatically in the described single-chip microcomputer, charge again after its control UPS storage battery fully discharges.
Described storage battery optimal discharge standard sample unit is made up of bleeder circuit, steady-state circuit and comparison circuit, wherein, bleeder circuit carries out dividing potential drop with the capacity magnitude of voltage of storage battery, steady-state circuit is set the optimal discharge standard steady-state value of storage battery, comparison circuit compares the capacity magnitude of voltage of storage battery and the optimal discharge standard steady-state value of storage battery, if the capacity magnitude of voltage of the real-time status of storage battery is less than or equal to the optimal discharge standard voltage stabilizing value of storage battery, then will represent the logical signal of "Yes" to flow to single-chip microcomputer; If on behalf of the logical signal of "No", the capacity magnitude of voltage of the real-time status of storage battery then will flow to single-chip microcomputer greater than the optimal discharge standard voltage stabilizing value of storage battery.
The described AC outage phase failure judges that automatically protected location is made up of rectification circuit and control circuit, the civil power of input is carried out rectification, and judges when the power failure situation occurs, by control circuit conveying logical signal to single-chip microcomputer.
Described alternating current automatic switch unit is made up of rectification circuit and control circuit, closing and off-state of the input utmost point of its control storage battery head, behind the power cut signal of the external civil power that receives the Single-chip Controlling conveying, make the input utmost point of storage battery head keep off-state, so that the UPS storage battery continues discharge when storage battery optimal discharge standard sample unit sampling equals the optimal discharge standard voltage stabilizing value of storage battery to the capacity magnitude of voltage of the real-time status of storage battery, single-chip microcomputer sends control signal and is transported to the alternating current automatic switch unit, the control circuit of this unit cuts out the input utmost point of storage battery head, so that the UPS storage battery is charged.
The best preventive maintenance time of described storage battery unit adopts digital display circuit, it sets the cycle that the UPS storage battery is safeguarded voluntarily, safeguard constantly when arriving, single-chip microcomputer will be controlled the alternating current automatic switch unit disconnects to discharge fully the extremely strong row of input of battery feed head, when storage battery optimal discharge standard sample unit sampling equals the optimal discharge standard voltage stabilizing value of storage battery to the capacity magnitude of voltage of the real-time status of storage battery, again the UPS battery system is charged again.
UPS storage battery automatic maintaining device of the present utility model has the following advantages: 1. adapt to cell voltage automatically, system can adapt to 24V to each the model batteries between the 96V automatically owing to adopted voltage stabilizing technique on a large scale.Only need when the user uses system is connected with storage battery, system's conversion automatically goes out galvanic current for each parts use, the situation that brownout can't start or overtension burns device can not occur; 2. setting cycle is safeguarded automatically, and after the system start-up, the user can set up the cycle that storage battery is safeguarded on their own according to battery capacity and electric power thus supplied, and the time is between 1～6 month.System starts maintenance program automatically when arriving preventive maintenance time, and storage battery is carried out once complete discharging and recharging, fully activated batteries; 3. outage calling protection, when meeting outside mains failure, ups power provides alternating current 220V to load by storage battery power supply after inversion.In the storage battery power supply process, if the city power recovery power supply, under the control of maintenance system, the inversion process can not stop at once, but after will waiting until that storage battery is finished once complete discharge cycle, just can change normal mains-supplied over to; 4. battery discharge final voltage protection, when certain depth was arrived in battery discharging, maintenance system can detect battery condition, changes charging procedure automatically over to, prevented effectively because the accumulator plate that over-discharge can causes damages.
Description of drawings
With embodiment UPS storage battery automatic maintaining device of the present utility model is done explanation in further detail with reference to the accompanying drawings.
Fig. 1 is a theory structure schematic diagram of the present utility model;
Fig. 2 is an embodiment circuit diagram of alternating current automatic switch unit of the present utility model;
Fig. 3 is the embodiment circuit diagram that protected location is judged in the AC outage phase failure of the present utility model automatically.
Embodiment
UPS storage battery automatic maintaining device of the present utility model shown in Figure 1 comprises: the best preventive maintenance time of protected location, alternating current automatic switch unit and storage battery unit is judged in single-chip microcomputer, microcontroller power supply, storage battery optimal discharge standard sample unit, the AC outage phase failure automatically.The input of described storage battery optimal discharge standard sample unit and the both positive and negative polarity of storage battery join, and output connects single-chip microcomputer; The input of described microcontroller power supply and the both positive and negative polarity of storage battery join, and output connects single-chip microcomputer so that power supply to be provided; The described AC outage phase failure judges that automatically protected location is subjected to the control of single-chip microcomputer, and its input is connected with civil power, and output connects an input utmost point of the head of storage battery; Described alternating current automatic switch unit is subjected to the control of single-chip microcomputer, and its output connects another input utmost point of storage battery head; The best preventive maintenance time of described storage battery unit is connected with single-chip microcomputer.
Fig. 2 shows an embodiment circuit diagram of alternating current automatic switch unit of the present utility model, as seen from the figure, photoelectrical coupler U1, relay J and high-power thyristor Q3 have constituted control circuit, here, the end of photoelectrical coupler U1 links to each other with single-chip microcomputer by current-limiting resistance R1, the other end connects relay switch J and high-power thyristor Q3, described relay switch J and the collector electrode that is connected in triode Q2 after diode D1 is in parallel, the base stage of triode Q2 is connected with single-chip microcomputer by resistance R 2, thyristor Q3 and bypass resistance R4, gang socket CON again after capacitor C 1 parallel connection, described socket CON connects head.This unit is when work, behind the power cut signal of the external civil power that receives the Single-chip Controlling conveying, high-power thyristor Q3 control disconnects the input utmost point of storage battery head, so that the UPS storage battery continues discharge when storage battery optimal discharge standard sample unit sampling equals the optimal discharge standard voltage stabilizing value of storage battery to the capacity magnitude of voltage of the real-time status of storage battery, single-chip microcomputer sends control signal and makes photoelectrical coupler U1 and relay J teamwork, the input utmost point of storage battery head is closed in high-power thyristor Q3 control simultaneously, so that the UPS storage battery is charged.
Fig. 3 shows the embodiment circuit diagram that protected location is judged in the AC outage phase failure of the present utility model automatically; as seen from the figure; rectifier bridge B1; shunt capacitance C2 and current-limiting resistance R6 have constituted rectification circuit; photoelectrical coupler U2 judges when the power failure situation occurring, this logical signal is transported to single-chip microcomputer.
Above-described only is preferred implementation of the present utility model.Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle, can also make some modification and improvement, these change also should be considered as belonging to protection range of the present utility model.
Claims (5)
1. UPS storage battery automatic maintaining device, it is characterized in that comprising: the best preventive maintenance time of protected location, alternating current automatic switch unit and storage battery unit is judged in single-chip microcomputer, microcontroller power supply, storage battery optimal discharge standard sample unit, the AC outage phase failure automatically, be implanted with the intelligent program that storage battery is safeguarded automatically in the described single-chip microcomputer, charge again after its control UPS storage battery fully discharges; The input of described storage battery optimal discharge standard sample unit and the both positive and negative polarity of storage battery join, and output connects single-chip microcomputer; The input of described microcontroller power supply and the both positive and negative polarity of storage battery join, and output connects single-chip microcomputer; The described AC outage phase failure judges that automatically protected location is subjected to the control of single-chip microcomputer, and its input is connected with civil power, and output connects an input utmost point of the head of storage battery; Described alternating current automatic switch unit is subjected to the control of single-chip microcomputer, and its output connects another input utmost point of storage battery head; The best preventive maintenance time of described storage battery unit is connected with single-chip microcomputer.
2. UPS storage battery automatic maintaining device as claimed in claim 1, it is characterized in that: described storage battery optimal discharge standard sample unit is made up of bleeder circuit, steady-state circuit and comparison circuit, wherein, bleeder circuit carries out dividing potential drop with the capacity magnitude of voltage of storage battery, steady-state circuit is set the optimal discharge standard steady-state value of storage battery, comparison circuit compares the capacity magnitude of voltage of storage battery and the optimal discharge standard steady-state value of storage battery, and the logical signal of comparative result is transported to single-chip microcomputer.
3. UPS storage battery automatic maintaining device as claimed in claim 2; it is characterized in that: the described AC outage phase failure judges that automatically protected location is made up of rectification circuit and control circuit; civil power to input carries out rectification; and judge when the power failure situation occurring, carry logical signal to single-chip microcomputer by control circuit.
4. UPS storage battery automatic maintaining device as claimed in claim 3 is characterized in that: described alternating current automatic switch unit is made up of rectification circuit and control circuit, the closing and off-state of the input utmost point of its control storage battery head.
5. UPS storage battery automatic maintaining device as claimed in claim 4 is characterized in that: the best preventive maintenance time of described storage battery unit adopts digital display circuit, and it sets the cycle that the UPS storage battery is safeguarded voluntarily.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620122546 CN2930056Y (en) | 2006-07-20 | 2006-07-20 | Automatic maintenance device for UPS accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620122546 CN2930056Y (en) | 2006-07-20 | 2006-07-20 | Automatic maintenance device for UPS accumulator |
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| Publication Number | Publication Date |
|---|---|
| CN2930056Y true CN2930056Y (en) | 2007-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620122546 Expired - Fee Related CN2930056Y (en) | 2006-07-20 | 2006-07-20 | Automatic maintenance device for UPS accumulator |
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| CN (1) | CN2930056Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244404A (en) * | 2011-07-08 | 2011-11-16 | 宝钢发展有限公司 | Intelligent MD (maintenance device) of storage battery |
| CN101728858B (en) * | 2008-10-23 | 2013-05-29 | 富士电机株式会社 | Uninterruptible power supply and method for tripping thereof |
| CN103253572A (en) * | 2013-05-13 | 2013-08-21 | 黄一宸 | Method and device for detecting elevator power failure emergency power source in automatic timing mode |
| CN106814334A (en) * | 2015-12-02 | 2017-06-09 | 山特电子（深圳）有限公司 | The self checking method and self-checking unit of uninterrupted power source start |
-
2006
- 2006-07-20 CN CN 200620122546 patent/CN2930056Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728858B (en) * | 2008-10-23 | 2013-05-29 | 富士电机株式会社 | Uninterruptible power supply and method for tripping thereof |
| CN102244404A (en) * | 2011-07-08 | 2011-11-16 | 宝钢发展有限公司 | Intelligent MD (maintenance device) of storage battery |
| CN103253572A (en) * | 2013-05-13 | 2013-08-21 | 黄一宸 | Method and device for detecting elevator power failure emergency power source in automatic timing mode |
| CN103253572B (en) * | 2013-05-13 | 2015-04-29 | 黄一宸 | Method and device for detecting elevator power failure emergency power source in automatic timing mode |
| CN106814334A (en) * | 2015-12-02 | 2017-06-09 | 山特电子（深圳）有限公司 | The self checking method and self-checking unit of uninterrupted power source start |
| CN106814334B (en) * | 2015-12-02 | 2021-02-19 | 山特电子（深圳）有限公司 | Self-checking method and device for startup of uninterruptible power supply |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070801 Termination date: 20100720 |