CN115622229A - DC Uninterruptible Power Supply Unit - Google Patents
DC Uninterruptible Power Supply Unit Download PDFInfo
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- CN115622229A CN115622229A CN202211421145.XA CN202211421145A CN115622229A CN 115622229 A CN115622229 A CN 115622229A CN 202211421145 A CN202211421145 A CN 202211421145A CN 115622229 A CN115622229 A CN 115622229A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to two or more of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to two or more of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
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- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
本发明公开了一种直流不间断供电装置，包括市电AC220V输入、整流器、充电器、直流接触器、续流二极管、储能设备、接地报警器、报警处理器与直流用电负载组成，市电AC220V输入的输入端并联连接所述整流器与充电器的共同端，所述整流器的另一端连接直流输出端的直流用电负载，所述充电器的另一端分别连接所述续流二极管与储能设备，所述储能设备还连接续流二极管的输入端，所述续流二极管的输出端与所述接地报警器的检测端并联连接所述直流用电负载，所述直流接触器并联于所述续流二极管的两端。本发明装置可以在断电情况下对设备继续供电，使其保持正常运转功能，并且具有设备欠压、输入异常、故障等声光报警功能。
The invention discloses a DC uninterrupted power supply device, which comprises a mains AC220V input, a rectifier, a charger, a DC contactor, a freewheeling diode, an energy storage device, a grounding alarm, an alarm processor and a DC power load. The input end of the AC220V input is connected in parallel to the common end of the rectifier and the charger, the other end of the rectifier is connected to the DC load of the DC output end, and the other end of the charger is respectively connected to the freewheeling diode and the energy storage equipment, the energy storage device is also connected to the input end of the freewheeling diode, the output end of the freewheeling diode is connected in parallel with the detection end of the grounding alarm to the DC load, and the DC contactor is connected in parallel to the The two ends of the freewheeling diode. The device of the invention can continue to supply power to the equipment in the case of power failure, so as to maintain normal operation function, and has sound and light alarm functions such as equipment undervoltage, abnormal input, failure and the like.
Description
技术领域technical field
本发明涉及电源控制技术领域，具体为一种直流不间断供电装置。The invention relates to the technical field of power supply control, in particular to a DC uninterrupted power supply device.
背景技术Background technique
随着通信技术、智能化生产、计算机系统的快速发展，安全可靠、高效率、低成本的供电系统越来越重要。现有的设备在使用中可能遇到突发状况的停电时，影响了设备的正常使用，给生产或生活带来不便。With the rapid development of communication technology, intelligent production, and computer systems, safe, reliable, high-efficiency, and low-cost power supply systems are becoming more and more important. The existing equipment may encounter unexpected power outages during use, which affects the normal use of the equipment and brings inconvenience to production or life.
发明内容Contents of the invention
本发明的目的在于提供一种直流不间断供电装置，以解决上述背景技术中提出的问题，可以在断电情况下对设备继续供电，使其保持正常运转功能。The object of the present invention is to provide a direct current uninterruptible power supply device to solve the problems raised in the above-mentioned background technology, which can continue to supply power to the equipment in the case of power failure, so as to maintain its normal operation function.
为实现上述目的，本发明提供如下技术方案：To achieve the above object, the present invention provides the following technical solutions:
直流不间断供电装置，包括市电AC220V输入、整流器、充电器、直流接触器、续流二极管、储能设备、接地报警器、报警处理器与直流用电负载组成，其特征在于，所述市电AC220V输入的输入端并联连接所述整流器与充电器的共同端，所述整流器的另一端连接直流输出端的直流用电负载，所述充电器的另一端分别连接所述续流二极管与储能设备，所述储能设备还连接续流二极管的输入端，所述续流二极管的输出端与所述接地报警器的检测端并联连接所述直流用电负载，所述直流接触器并联于所述续流二极管的两端，所述报警处理器还通过线路连接声光报警设备。DC uninterruptible power supply device, comprising mains AC220V input, rectifier, charger, DC contactor, freewheeling diode, energy storage equipment, grounding alarm, alarm processor and DC power load, characterized in that the city The input end of the AC220V input is connected in parallel to the common end of the rectifier and the charger, the other end of the rectifier is connected to the DC load of the DC output end, and the other end of the charger is respectively connected to the freewheeling diode and the energy storage equipment, the energy storage device is also connected to the input end of the freewheeling diode, the output end of the freewheeling diode is connected in parallel with the detection end of the grounding alarm to the DC load, and the DC contactor is connected in parallel to the The two ends of the freewheeling diode, the alarm processor is also connected to the sound and light alarm equipment through the line.
所述市电AC220V输入、整流器与直流用电负载构成第一电路，所述市电AC220V输入、充电器与储能设备构成第二电路，所述储能设备、续流二极管与直流用电负载构成第三电路。The mains AC220V input, rectifier and DC power load form a first circuit, the mains AC220V input, charger and energy storage device form a second circuit, and the energy storage device, freewheeling diode and DC power load constitute the third circuit.
所述整流器、充电器与接地报警器的故障信号分别作为报警处理器的输入信号，所述报警处理器对该输入信号汇总处理并驱动对应的声光报警设备提示报警，同时还输出对应的无源干接点信号供外接使用。The fault signals of the rectifier, the charger and the grounding alarm are respectively used as the input signals of the alarm processor, and the alarm processor summarizes and processes the input signals and drives the corresponding sound and light alarm equipment to prompt the alarm, and at the same time outputs the corresponding The source dry contact signal is for external use.
进一步，所述储能设备由蓄电池构成，可以进行充放电。Further, the energy storage device is composed of a storage battery, which can be charged and discharged.
所述直流接触器的控制信号来自所述整流器，当整流器故障时会给出一个闭合信号使所述直流接触器导通，短路与其并联的续流二极管。The control signal of the DC contactor comes from the rectifier, and when the rectifier fails, it will give a closing signal to turn on the DC contactor and short-circuit the freewheeling diode connected in parallel with it.
所述市电AC220V输入的输出端设置交流开关。An AC switch is set at the output end of the AC220V input of the mains.
所述整流器与市电AC220V输入之间的电路中设置整流开关。A rectification switch is set in the circuit between the rectifier and the AC220V input of the mains.
所述充电器与市电AC220V输入之间的电路中设置充电开关。A charging switch is set in the circuit between the charger and the AC220V input of the mains.
本发明的工作原理是：The working principle of the present invention is:
正常情况下，由市电通过整流器变换成直流向直流用电负载供电,同时充电器给储能设备充电；当市电异常或整流器故障时，装置自动转换成储能设备供电模式，通过续流二极管实现直流用电负载不间断供电。在储能设备供电时间内，如市电恢复正常或整流器故障解除，装置可自动持续不间断向直流用电负载供电，同时充电器对储能设备充电。装置还具备欠压、输入异常、接地故障等声光报警功能。Under normal circumstances, the mains power is converted into DC through the rectifier to supply power to the DC load, and the charger charges the energy storage device at the same time; when the mains power is abnormal or the rectifier fails, the device automatically converts to the power supply mode of the energy storage device, through the freewheeling The diode realizes the uninterrupted power supply of the DC load. During the power supply time of the energy storage device, if the mains power returns to normal or the fault of the rectifier is removed, the device can automatically and continuously supply power to the DC load, and the charger will charge the energy storage device at the same time. The device also has sound and light alarm functions such as undervoltage, input abnormality, and ground fault.
与现有技术相比，本发明的有益效果是：电路结构设计新颖，功能齐全，在电路异常时可以保证对设备继续供电，使其正常运转。并且具有声光报警功能，在设备欠压、输入异常、各种故障出现时，装置能够及时报警减少对设备的损坏。Compared with the prior art, the invention has the advantages of novel circuit structure design and complete functions, and can ensure continuous power supply to the equipment to make it operate normally when the circuit is abnormal. And it has the sound and light alarm function. When the equipment is undervoltage, the input is abnormal, and various faults occur, the device can alarm in time to reduce the damage to the equipment.
附图说明Description of drawings
图1为本发明的电路系统结构示意图。FIG. 1 is a schematic structural diagram of the circuit system of the present invention.
图2为本发明报警处理器的电路原理示意图。Fig. 2 is a schematic diagram of the circuit principle of the alarm processor of the present invention.
图中：K1-交流开关，K2-整流开关，K3-充电开关，S-整流器，KM1-直流接触器，UPS-蓄电池，D1-续流二极管，RL-直流用电负载，P-报警处理器，M-充电器，E-接地报警器。In the figure: K1-AC switch, K2-rectifier switch, K3-charge switch, S-rectifier, KM1-DC contactor, UPS-battery, D1-freewheel diode, RL-DC load, P-alarm processor , M-charger, E-ground alarm.
具体实施方式detailed description
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
请参阅图1与图2，本发明提供一种技术方案:Please refer to Fig. 1 and Fig. 2, the present invention provides a kind of technical scheme:
直流不间断供电装置，包括市电AC220V输入、整流器S、充电器M、直流接触器KM1、续流二极管D1、报警处理器P、接地报警器E、储能设备与直流用电负载RL组成，市电AC220V输入的输入端并联连接所述整流器S与充电器M的共同端，整流器S的另一端连接直流输出端的直流用电负载KM1，充电器M的另一端分别连接所述续流二极管D1与储能设备，所述储能设备还连接续流二极管D1的输入端，续流二极管D1的输出端与所述接地报警器E的检测端并联连接所述直流用电负载RL，所述直流接触器KM1并联于续流二极管D1的两端，所述报警处理器P还通过线路连接声光报警设备。DC uninterruptible power supply device, including mains AC220V input, rectifier S, charger M, DC contactor KM1, freewheeling diode D1, alarm processor P, grounding alarm E, energy storage equipment and DC load RL, The input end of the mains AC220V input is connected in parallel to the common end of the rectifier S and the charger M, the other end of the rectifier S is connected to the DC power load KM1 of the DC output end, and the other end of the charger M is respectively connected to the freewheeling diode D1 and the energy storage device, the energy storage device is also connected to the input terminal of the freewheeling diode D1, and the output terminal of the freewheeling diode D1 is connected in parallel with the detection terminal of the grounding alarm E to the DC power load RL, and the DC The contactor KM1 is connected in parallel with both ends of the freewheeling diode D1, and the alarm processor P is also connected with sound and light alarm equipment through lines.
所述储能设备由蓄电池UPS组成，具有充电与放电功能。The energy storage device is composed of battery UPS, which has charging and discharging functions.
市电AC220V输入的输出端设置交流开关K1,所述整流器S与市电AC220V输入之间的电路中设置整流开关K2，所述充电器M与市电AC220V输入之间的电路中设置充电开关K3。An AC switch K1 is set at the output end of the mains AC220V input, a rectifier switch K2 is set in the circuit between the rectifier S and the mains AC220V input, and a charging switch K3 is set in the circuit between the charger M and the mains AC220V input .
市电AC220V输入、整流器S与直流用电负载RL构成第一电路，所述市电AC220V输入、充电器M与蓄电池UPS构成第二电路，所述蓄电池UPS、续流二极管D1与直流用电负载KM1构成第三电路。Mains AC220V input, rectifier S and DC power load RL form the first circuit, the city power AC220V input, charger M and battery UPS form the second circuit, the battery UPS, freewheeling diode D1 and DC power load KM1 constitutes a third circuit.
所述整流器S、充电器M与接地报警器E的故障信号分别作为报警处理器P的输入信号，所述报警处理器P对该输入信号汇总处理并驱动对应的声光报警设备提示报警，同时还输出对应的无源干接点信号供外接使用。The fault signals of the rectifier S, the charger M and the grounding alarm E are respectively used as the input signals of the alarm processor P, and the alarm processor P summarizes and processes the input signals and drives the corresponding sound and light alarm equipment to prompt an alarm, and at the same time It also outputs the corresponding passive dry contact signal for external use.
直流接触器KM1的控制信号来自所述整流器S，当整流器S故障时会给出一个闭合信号使所述直流接触器KM1导通，短路与其并联的续流二极管D1。The control signal of the DC contactor KM1 comes from the rectifier S. When the rectifier S fails, it will give a closing signal to turn on the DC contactor KM1 and short-circuit the freewheeling diode D1 connected in parallel with it.
整流器S与充电器M的共同端连接报警处理器P，所述报警处理器P的输出端分别并联连接电池欠压电路和故障电路，并设置对应的报警信号灯，使装置具有设备欠压、输入异常、故障等声光报警功能。The common end of the rectifier S and the charger M is connected to the alarm processor P, and the output terminals of the alarm processor P are respectively connected in parallel to the battery undervoltage circuit and the fault circuit, and corresponding alarm signal lights are set, so that the device has equipment undervoltage, input Abnormal, fault and other sound and light alarm function.
所述故障电路包括综合故障电路、接地故障电路、电源故障电路、整流故障电路与充电故障电路，每个电路中设置对应的报警信号灯，当出现故障时对应的报警信号灯点亮予以警示。The fault circuit includes a comprehensive fault circuit, a ground fault circuit, a power fault circuit, a rectification fault circuit and a charging fault circuit, each circuit is provided with a corresponding alarm signal light, and when a fault occurs, the corresponding alarm signal light lights up to warn.
本发明的工作原理：Working principle of the present invention:
正常情况下，本发明装置处于第一电路运行状态，由市电AC220V输入通过整流器S变换成直流向直流用电负载RL供电,同时第二电路的充电器M给蓄电池UPS充电；当市电异常或整流器S故障时，装置自动转换成第三电路运行状态即蓄电池UPS供电模式，蓄电池UPS通过续流二极管D1实现直流用电负载RL不间断供电。在蓄电池UPS供电时间内，如市电AC220V输入恢复正常或整流器S故障解除，装置可自动持续不间断向直流用电负载RL供电，同时充电器M对蓄电池UPS充电。装置还具备欠压、输入异常、接地故障等声光报警功能，当电路中出现故障时，对应的报警信号灯点亮予以警示，使工作人员及时采取措施，减少对设备的损坏。Under normal circumstances, the device of the present invention is in the operating state of the first circuit, and the mains AC220V input is converted into DC through the rectifier S to supply power to the DC load RL, and the charger M of the second circuit charges the storage battery UPS at the same time; when the mains power is abnormal Or when the rectifier S fails, the device automatically switches to the third circuit operation state, namely the battery UPS power supply mode, and the battery UPS realizes uninterrupted power supply to the DC load RL through the freewheeling diode D1. During the battery UPS power supply time, if the mains AC220V input returns to normal or the fault of the rectifier S is removed, the device can automatically and continuously supply power to the DC load RL, and the charger M will charge the battery UPS at the same time. The device also has sound and light alarm functions such as undervoltage, abnormal input, ground fault, etc. When there is a fault in the circuit, the corresponding alarm signal light will light up to warn, so that the staff can take timely measures to reduce damage to the equipment.
本发明在电路异常时可以保证对设备继续供电，使其正常运转。并且具有声光报警功能，在设备欠压、输入异常、各种故障出现时，装置能够及时报警减少对设备的损坏。When the circuit is abnormal, the invention can ensure continuous power supply to the equipment and make it operate normally. And it has the sound and light alarm function. When the equipment is undervoltage, the input is abnormal, and various faults occur, the device can alarm in time to reduce the damage to the equipment.
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.
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| CN205610335U (en) * | 2016-05-16 | 2016-09-28 | 广州市漫联电子科技有限公司 | Uninterrupted power source system with remind function |
| CN209462080U (en) * | 2019-03-29 | 2019-10-01 | 山西潞安环保能源开发股份有限公司王庄煤矿 | A kind of UPS fault of uninterrupted power source monitoring alarm device |
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2022
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| CN102394511A (en) * | 2011-11-14 | 2012-03-28 | 合肥联信电源有限公司 | Energy-efficient medical safety power supply apparatus |
| CN205610335U (en) * | 2016-05-16 | 2016-09-28 | 广州市漫联电子科技有限公司 | Uninterrupted power source system with remind function |
| CN209462080U (en) * | 2019-03-29 | 2019-10-01 | 山西潞安环保能源开发股份有限公司王庄煤矿 | A kind of UPS fault of uninterrupted power source monitoring alarm device |
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