CN203352250U - Double-input uninterruptible power supply system - Google Patents
Double-input uninterruptible power supply system Download PDFInfo
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- CN203352250U CN203352250U CN2013204619740U CN201320461974U CN203352250U CN 203352250 U CN203352250 U CN 203352250U CN 2013204619740 U CN2013204619740 U CN 2013204619740U CN 201320461974 U CN201320461974 U CN 201320461974U CN 203352250 U CN203352250 U CN 203352250U
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- uninterruptible power
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to the technical field of uninterruptible power supplies, particularly a double-input uninterruptible power supply system. The system includes an uninterruptible power supply module, an input control module as well as a commercial power input module and a standby power supply input module which are connected with the input end of the uninterruptible power supply module respectively, wherein the uninterruptible power supply module comprises a MCU module and a battery module; the MCU module detects the electricity storage capacity of the battery module in a real-time manner, and transmits input control signals to the input control module according to the electricity storage capacity of the battery module; and the input control module switches on/switches off the standby power supply input module according to the input control signals and the abnormity and normality of the commercial power input module. By means of the above structure, outage of equipment, which is caused by the abnormity of commercial power and insufficiency of the electricity storage capacity of the battery module, can be avoided, such that the deficiency of limited capacity of a storage battery can be eliminated, and therefore, power can be provided for a load uninterruptedly.
Description
Technical field
The utility model relates to the uninterrupted power supply technical field, particularly the uninterruptible power system of dual input.
Background technology
Uninterruptible power system is a kind of energy storage device that contains, the uninterrupted power supply of the constant voltage constant frequency that the inverter of take is chief component.Be mainly used in providing continual supply of electric power to single computer, computer network system or other power electronic equipment.It is generally from the civil power power taking, when civil power, inputs when normal, and uninterruptible power system will be supplied to load to use after the civil power voltage stabilizing, and UPS now is exactly an electric main pressurizer, and it also charges to self-contained battery simultaneously; When civil power interrupt (accident interruption) etc. is abnormal; uninterruptible power system is changed the electric energy of energy storage device in machine (storage battery) immediately method by inversion continues supply 220V alternating current to load, load is maintained and work and protect the load soft and hardware not to be damaged.UPS equipment all provides protection to the excessive and voltage of voltage is too low usually.
Due to current uninterruptible power system generally only from the civil power power taking; belong to single input system; at civil power, occur when abnormal by the storage battery of uninterruptible power system, being powered fully; but the capacity of storage battery is limited all the time; therefore running into the long-time abnormal or bearing power of civil power when larger, only can realize to the continual power supply of load guaranteeing with storage battery.
Therefore, provide a kind of and can make up the limited deficiency of battery capacity, thereby guaranteeing the uninterruptible power system of uninterrupted powering load seems particularly important.
Summary of the invention
The purpose of this utility model is to avoid above-mentioned weak point of the prior art and provides a kind of to have dual input to make up the limited deficiency of battery capacity, thereby guarantees the uninterruptible power system of uninterrupted powering load.
The purpose of this utility model is achieved through the following technical solutions:
The uninterruptible power system of dual input is provided, comprise Uninterruptible Power Module, input control module and the civil power input module be connected with the input of Uninterruptible Power Module respectively and stand-by power supply input module, described Uninterruptible Power Module comprises MCU module and battery module, described MCU module detects in real time the charge capacity of described battery module and sends accordingly input control signal to described input control module, and whether described input control module starts/turn-off described stand-by power supply input module extremely according to described input control signal and civil power input module.
Wherein, described input control module comprises the dry contact module that connects described MCU module and the control coil K3-1 relay K 3 from the output power taking of civil power output module, described stand-by power supply input module comprises start end ON, closes broken ends of fractured bone OFF and common port COM, when described start end ON and common port COM short circuit, the stand-by power supply input module starts, and when described pass broken ends of fractured bone OFF and common port COM short circuit, described stand-by power supply input module starts shutoff, described dry contact module comprises startup control end ON-1, turn-off control end OFF-1 and public control end COM-1, described startup control end ON-1 is connected with described start end ON, described common port COM is connected with the auxiliary moving contact K3-30 of described relay K 3, described public control end COM-1 is connected with the auxiliary normally-closed contact K3-31 of relay K 3, described pass broken ends of fractured bone OFF is connected with the auxiliary normally opened contact K3-32 of relay K 3 respectively with described shutoff control end OFF-1, described MCU module is controlled public control end COM-1 and is started control end ON-1 or turn-off control end OFF-1 short circuit according to the charge capacity of described battery module in real time.
Wherein, described input control module also comprises that main contacts K1-2 is connected in the A.C. contactor K2 between the input that relay K 1 between the input of described civil power input module and Uninterruptible Power Module and main contacts K2-2 be connected in stand-by power supply input module and Uninterruptible Power Module, the control coil K1-1 of described relay K 1 with after the auxiliary contact K2-3 of A.C. contactor K2 connects from the output power taking of civil power output module, the control coil K2-1 of described A.C. contactor K2 with after the auxiliary contact K1-3 of relay K 1 connects from the output power taking of described stand-by power supply input module.
Wherein, described Uninterruptible Power Module comprises main circuit and discharges and recharges branch road, described main circuit comprises rectification module, inversion module and the filtration module connected successively, the described branch road that discharges and recharges comprises charge-discharge modules and battery module, described charge-discharge modules one end is connected with described main circuit, the other end is connected with described battery module, and described MCU module transmits and discharges and recharges control signal to described charge-discharge modules on the one hand, transmits inverter control signal to described inversion module on the other hand.
Wherein, described Uninterruptible Power Module also comprises bypass circuit and static switch, and described bypass circuit and described main circuit are parallel between the input of the input of described Uninterruptible Power Module and described static switch.
Wherein, described Uninterruptible Power Module also comprises the input that is connected across described Uninterruptible Power Module and the maintenance branch road between output.
Wherein, described stand-by power supply input module comprises generator.
The beneficial effects of the utility model: the utility model provides the uninterruptible power system of dual input, during power supply, the MCU module of Uninterruptible Power Module detects the charge capacity of battery module in real time, when civil power input charge capacity abnormal and battery module is reduced to lower than predetermined threshold value, the MCU module sends input control signal to input control module, start the stand-by power supply input module to power to Uninterruptible Power Module by input control module, when civil power input is normal or the battery module charge capacity returns to while being greater than predetermined threshold value, input control module is closed the stand-by power supply input module.Compared with prior art, the technical program avoids the battery module charge capacity deficiency of Liao city electrical anomaly and Uninterruptible Power Module to cause the situation of device powers down, makes up the limited deficiency of battery capacity, thereby guarantees uninterrupted powering load.
The accompanying drawing explanation
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain according to the following drawings other accompanying drawing.
The structural representation of the embodiment of the uninterruptible power system that Fig. 1 is the utility model dual input.
Embodiment
With the following Examples the utility model is further described.
The embodiment of the uninterruptible power system of the utility model dual input, as shown in Figure 1, comprise: Uninterruptible Power Module 1, input control module 3 and the civil power input module 2 and the stand-by power supply input module 4 that with the input of Uninterruptible Power Module 1, are connected respectively, described Uninterruptible Power Module 1 comprises MCU module 11 and battery module 12, and described input control module 3 comprises dry contact module 31, relay K 1, A.C. contactor K2 and the relay K 3 that connects MCU module 11.The control coil K1-1 of relay K 1 with after the auxiliary contact K2-3 of A.C. contactor K2 connects from the output power taking of civil power output module, the main contacts K1-2 of relay K 1 is connected between the input of described civil power input module 2 and Uninterruptible Power Module 1.The control coil K2-1 of A.C. contactor K2 with after the main contacts K3-2 of the auxiliary contact K1-3 of relay K 1, relay K 3 connects from the output power taking of described stand-by power supply input module 4, A.C. contactor K2 main contacts K2-2 is connected between the input of stand-by power supply input module 4 and Uninterruptible Power Module 1.The control coil K3-1 of relay K 3 is from the output power taking of civil power output module.
Described stand-by power supply input module 4 comprises start end ON, closes broken ends of fractured bone OFF and common port COM, when described start end ON and common port COM short circuit, stand-by power supply input module 4 starts, and when described pass broken ends of fractured bone OFF and common port COM short circuit, described stand-by power supply input module 4 turn-offs, described dry contact module 31 comprises startup control end ON-1, turn-off control end OFF-1 and public control end COM-1, described startup control end ON-1 is connected with described start end ON, described common port COM is connected with the auxiliary normally-closed contact K3-31 of relay K 3 respectively with described public control end COM-1, described pass broken ends of fractured bone OFF is connected with the auxiliary normally opened contact K3-32 of relay K 3 respectively with described shutoff control end OFF-1, described MCU module 11 is controlled public control end COM-1 and is started control end ON-1 or turn-off control end OFF-1 short circuit according to the charge capacity of described battery module 12 in real time.
Described Uninterruptible Power Module 1 comprises main circuit and discharges and recharges branch road, described main circuit comprises rectification module 14, inversion module 15 and the filtration module 16 connected successively, the described branch road that discharges and recharges comprises charge-discharge modules 13 and battery module 12, described charge-discharge modules 13 1 ends are connected with described main circuit, the other end is connected with described battery module 12, described MCU module 11 transmits and discharges and recharges control signal to described charge-discharge modules 13 on the one hand, transmits inverter control signal to described inversion module 15 on the other hand.
When civil power input module 2 input is abnormal, the control coil K1-1 of relay K 1 and the control coil K3-1 of relay K 3 outage, civil power input module 2 disconnects with Uninterruptible Power Module 1, Uninterruptible Power Module 1 is by battery module 12 inversion power supplies, when battery module 12 is discharged to charge capacity lower than the first predetermined threshold value, startup control end ON-1 from dry contact module 31 to dry contact module 31 and public control end COM-1 short circuit that MCU module 11 transmits control signal and makes, now because public control end COM-1 is connected with the common port COM of stand-by power supply input module 4 by the auxiliary normally-closed contact K3-31 of relay K 3, start control end ON-1 is connected with the start end ON of stand-by power supply input module 4 simultaneously, the start end ON of stand-by power supply input module 4 is connected with common port COM, stand-by power supply input module 4 starts, the control coil K2-1 of A.C. contactor K2 is the output power taking from stand-by power supply input module 4 through the main contacts K3-2 of the auxiliary contact K1-3 of relay K 1 and relay K 3, thereby make the main contacts K2-2 adhesive of A.C. contactor K2, stand-by power supply input module 4 is connected with Uninterruptible Power Module 1 and is powered to Uninterruptible Power Module 1.
When city power recovery is normal, the control coil K3-1 energising of K3 relay, the main contacts K3-2 closure of relay K 3, the control coil K2-1 outage of A.C. contactor K2, the main contacts K2-2 of A.C. contactor K2 disconnects, the auxiliary moving contact K3-30 of K3 relay and auxiliary normally opened contact K3-32 connect, and close broken ends of fractured bone OFF and are connected with common port COM, thereby close stand-by power supply input module 4.The auxiliary contact K2-3 of A.C. contactor K2 returns to normally off simultaneously, relay K 1 closure, and civil power input module 2 is to Uninterruptible Power Module 1 power supply.
Adopt this circuit, not only can avoid the battery module 12 charge capacity deficiencies of Liao city electrical anomaly and Uninterruptible Power Module 1 to cause the situation of device powers down, make up the deficiency of battery module finite capacity, thereby guarantee uninterrupted powering load, simultaneously according to circuit relationships, relay K 1 and A.C. contactor K2 only have at the most one can conducting, effectively guaranteed that civil power input module 2 and standby power supply module can be simultaneously to Uninterruptible Power Module 1 power supplies, avoided so cause fault.And this circuit utilizes three relays can effectively complete whole control procedure, circuit is simple, and cost is low.
Described stand-by power supply input module 4 comprises generator.The generating of employing generator, is powered more secure to the uninterrupted power supply module for power supply as stand-by power supply.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not to the restriction of the utility model protection range; although with reference to preferred embodiment, the utility model has been done to explain; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not break away from essence and the scope of technical solutions of the utility model.
Claims (7)
1. the uninterruptible power system of dual input, comprise Uninterruptible Power Module and the civil power input module be connected with the input of Uninterruptible Power Module, it is characterized in that: also comprise input control module and the stand-by power supply input module be connected with the input of Uninterruptible Power Module, described Uninterruptible Power Module comprises MCU module and battery module, described MCU module detects in real time the charge capacity of described battery module and sends accordingly input control signal to described input control module, whether described input control module starts/turn-offs described stand-by power supply input module extremely according to described input control signal and civil power input module.
2. the uninterruptible power system of dual input as claimed in claim 1, it is characterized in that: described input control module comprises the dry contact module that connects described MCU module and the control coil K3-1 relay K 3 from the output power taking of civil power output module, described stand-by power supply input module comprises start end ON, closes broken ends of fractured bone OFF and common port COM, when described start end ON and common port COM short circuit, the stand-by power supply input module starts, and when described pass broken ends of fractured bone OFF and common port COM short circuit, described stand-by power supply input module starts shutoff;
Described dry contact module comprises startup control end ON-1, turn-off control end OFF-1 and public control end COM-1, described startup control end ON-1 is connected with described start end ON, described common port COM is connected with the auxiliary moving contact K3-30 of described relay K 3, described public control end COM-1 is connected with the auxiliary normally-closed contact K3-31 of relay K 3, described pass broken ends of fractured bone OFF is connected with the auxiliary normally opened contact K3-32 of relay K 3 respectively with described shutoff control end OFF-1, described MCU module is controlled public control end COM-1 and is started control end ON-1 or turn-off control end OFF-1 short circuit according to the charge capacity of described battery module in real time.
3. the uninterruptible power system of dual input as claimed in claim 2, it is characterized in that: described input control module also comprises that main contacts K1-2 is connected in the A.C. contactor K2 between the input that relay K 1 between the input of described civil power input module and Uninterruptible Power Module and main contacts K2-2 be connected in stand-by power supply input module and Uninterruptible Power Module, the control coil K1-1 of described relay K 1 with after the auxiliary contact K2-3 of A.C. contactor K2 connects from the output power taking of civil power output module, the control coil K2-1 of described A.C. contactor K2 with after the auxiliary contact K1-3 of relay K 1 connects from the output power taking of described stand-by power supply input module.
4. the uninterruptible power system of dual input as claimed in claim 1, it is characterized in that: described Uninterruptible Power Module comprises main circuit and discharges and recharges branch road, described main circuit comprises rectification module, inversion module and the filtration module connected successively, the described branch road that discharges and recharges comprises charge-discharge modules and battery module, described charge-discharge modules one end is connected with described main circuit, the other end is connected with described battery module, described MCU module transmits and discharges and recharges control signal to described charge-discharge modules on the one hand, transmits inverter control signal to described inversion module on the other hand.
5. the uninterruptible power system of dual input as claimed in claim 4, it is characterized in that: described Uninterruptible Power Module also comprises bypass circuit and static switch, and described bypass circuit and described main circuit are parallel between the input of the input of described Uninterruptible Power Module and described static switch.
6. the uninterruptible power system of dual input as claimed in claim 1 is characterized in that: described Uninterruptible Power Module also comprises the input that is connected across described Uninterruptible Power Module and the maintenance branch road between output.
7. the uninterruptible power system of dual input as claimed in claim 1, it is characterized in that: described stand-by power supply input module comprises generator.
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CN2013204619740U CN203352250U (en) | 2013-07-31 | 2013-07-31 | Double-input uninterruptible power supply system |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103647336A (en) * | 2013-12-31 | 2014-03-19 | 哈尔滨光宇电源股份有限公司 | Gasoline-electricity hybrid power supply system and control method of gasoline-electricity hybrid power supply system |
CN104218669A (en) * | 2014-09-28 | 2014-12-17 | 南车株洲电力机车有限公司 | Charger module, charging system and charging method corresponding to charger module |
CN104852461A (en) * | 2014-07-23 | 2015-08-19 | 唐山天奇电子有限责任公司 | Mining large-power UPS |
CN105790428A (en) * | 2016-04-16 | 2016-07-20 | 合肥博雷电气有限公司 | Vehicle-mounted UPS system with multiple input power sources |
CN108092398A (en) * | 2017-12-04 | 2018-05-29 | 西安图为电气技术有限公司 | A kind of controller integrated system |
CN108904214A (en) * | 2018-08-14 | 2018-11-30 | 上海荣泰健康科技股份有限公司 | A kind of massage armchair power-off automatic reset controller |
CN110875630A (en) * | 2018-08-30 | 2020-03-10 | 台达电子工业股份有限公司 | Backup switching device and control method thereof |
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2013
- 2013-07-31 CN CN2013204619740U patent/CN203352250U/en not_active Expired - Lifetime
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103647336A (en) * | 2013-12-31 | 2014-03-19 | 哈尔滨光宇电源股份有限公司 | Gasoline-electricity hybrid power supply system and control method of gasoline-electricity hybrid power supply system |
CN104852461A (en) * | 2014-07-23 | 2015-08-19 | 唐山天奇电子有限责任公司 | Mining large-power UPS |
CN104218669A (en) * | 2014-09-28 | 2014-12-17 | 南车株洲电力机车有限公司 | Charger module, charging system and charging method corresponding to charger module |
CN104218669B (en) * | 2014-09-28 | 2016-07-27 | 南车株洲电力机车有限公司 | A kind of charging method of charger module, charging system and correspondence thereof |
CN105790428A (en) * | 2016-04-16 | 2016-07-20 | 合肥博雷电气有限公司 | Vehicle-mounted UPS system with multiple input power sources |
CN108092398A (en) * | 2017-12-04 | 2018-05-29 | 西安图为电气技术有限公司 | A kind of controller integrated system |
CN108092398B (en) * | 2017-12-04 | 2023-12-19 | 西安图为电气技术有限公司 | Controller integrated system |
CN108904214A (en) * | 2018-08-14 | 2018-11-30 | 上海荣泰健康科技股份有限公司 | A kind of massage armchair power-off automatic reset controller |
CN108904214B (en) * | 2018-08-14 | 2024-06-07 | 上海荣泰健康科技股份有限公司 | Automatic reset controller for power-off of massage armchair |
CN110875630A (en) * | 2018-08-30 | 2020-03-10 | 台达电子工业股份有限公司 | Backup switching device and control method thereof |
CN110875630B (en) * | 2018-08-30 | 2023-06-09 | 台达电子工业股份有限公司 | Backup switching device and control method thereof |
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