Intelligent online interactive ups power supply

Abstract

The invention provides an intelligent online interactive ups power supply, and relates to the field of UPS, and the intelligent online interactive ups power supply comprises a processor, an output control circuit, an anti-reverse connection circuit, an ups AC output anti-surge high-voltage protection circuit, an ups power supply starting circuit, a charging circuit, an input detection circuit, a remote control circuit, and a battery assembly. By integrating the anti-reverse-connection circuit, equipment damage or safety accidents possibly caused by reverse connection of the polarity of a power supply are effectively prevented, and the use safety and reliability are improved; through close cooperation and intelligent control of the components, the UPS power supply can provide stable power output when the commercial power is normal, and can be rapidly switched to a battery for power supply when the commercial power is abnormal, thereby ensuring continuous operation of electric equipment, and improving stability and usability of a whole power system.

Description

Technical Field

[0001] The present application relates to the field of UPS, and in particular to an intelligent online interactive UPS power supply. Background Art

[0002] With the rapid development of information technology, uninterruptible power supply systems (UPS), as key equipment to ensure the stability and reliability of power supply, have been widely used in data centers, communication base stations, medical equipment, industrial control and other fields. Through its internal complex circuit design and control strategy, the UPS system can quickly switch to battery power mode when the city power is interrupted or abnormal, ensuring the continuous operation of the load equipment and avoiding serious consequences such as data loss, equipment damage or production interruption caused by power outages.

[0003] However, in the prior art, the circuit design and control strategy of the UPS system still have some deficiencies, such as high maintenance cost due to complex circuit structure, incomplete protection functions, limited communication interface compatibility, and inverter efficiency needs to be improved. Therefore, it is necessary to further optimize and innovate the circuit design and control strategy of the UPS system to meet the growing demand for power security. Summary of the invention

[0004] The purpose of the embodiments of the present application is to provide an intelligent online interactive UPS power supply, which can solve the above-mentioned technical problems.

[0005] The embodiment of the present application provides an intelligent online interactive UPS power supply, including a processor, an output control circuit, an anti-reverse connection circuit, a UPS AC output anti-surge high-voltage protection circuit, a UPS power supply startup circuit, a charging circuit, an input detection circuit, a remote control circuit, and a battery assembly. The input end of the anti-reverse connection circuit is connected to the mains, the output end of the anti-reverse connection circuit is connected to the input end of the charging circuit, the output end of the charging circuit is electrically connected to the battery assembly through the processor, the battery assembly is connected to the input end of the output control circuit through the processor, the output end of the output control circuit is connected to the input end of the UPS AC output anti-surge high-voltage protection circuit, the output end of the UPS AC output anti-surge high-voltage protection circuit is externally connected to an electrical device, and the startup circuit, the input detection circuit, and the remote control circuit are all electrically connected to the processor.

[0006] Preferably, the intelligent online interactive UPS power supply also includes a UPS inverter circuit, the input end of the UPS inverter circuit is connected to the output end of the output control circuit, and the output end of the UPS inverter circuit is electrically connected to the electrical equipment.

[0007] Preferably, the remote control circuit comprises a USB communication interface, an RS232 communication interface, and an EQ TX / RX circuit, and the USB communication interface, the RS232 communication interface, and the EQ TX / RX circuit are all electrically connected to the processor.

[0008] Preferably, the remote control circuit also includes a fan control circuit, a fan, a UPS internal ambient temperature detection circuit, and a temperature sensor. The input end of the fan control circuit and the output end of the UPS internal ambient temperature detection circuit are electrically connected to the processor, the output end of the fan control circuit is electrically connected to the fan, the fan is arranged around the battery assembly, the input end of the UPS internal ambient temperature detection circuit is electrically connected to the temperature sensor, and the temperature sensor is installed in the battery assembly.

[0009] Preferably, the processor model is STM32G474VCT6.

[0010] Preferably, the anti-reverse connection circuit comprises a detection circuit and an alarm device, wherein the detection circuit is used to detect the reverse connection and grounding state of the neutral and live wires, and the alarm device emits an audible and visual alarm when an abnormality is detected.

[0011] Preferably, the intelligent online interactive UPS power supply includes a CPU signal detection and processing circuit, which can receive input signals from each circuit module and issue control instructions to each circuit module based on preset control logic and algorithm.

[0012] As a preferred option, the modular design principle is adopted so that each functional module of the intelligent online interactive UPS power supply can be replaced or upgraded independently, improving the maintainability and scalability of the system; supporting remote monitoring and management software is provided to support remote viewing of the UPS system's operating status, historical records, event logs and other information through a web browser or mobile application, and to support remote configuration and management of UPS system parameters.

[0013] Beneficial effects of the present invention:

[0014] The present invention provides an intelligent online interactive UPS power supply, comprising a processor, an output control circuit, an anti-reverse connection circuit, a UPS AC output anti-surge high-voltage protection circuit, a UPS power supply startup circuit, a charging circuit, an input detection circuit, a remote control circuit, and a battery assembly. The input end of the anti-reverse connection circuit is connected to the mains, the output end of the anti-reverse connection circuit is connected to the input end of the charging circuit, the output end of the charging circuit is electrically connected to the battery assembly through the processor, the battery assembly is connected to the input end of the output control circuit through the processor, the output end of the output control circuit is connected to the input end of the UPS AC output anti-surge high-voltage protection circuit, the output end of the UPS AC output anti-surge high-voltage protection circuit is externally connected to an electrical device, the startup circuit, the input detection circuit, and the remote control circuit are all electrically connected to the processor. The present invention integrates an anti-reverse connection circuit to effectively prevent equipment damage or safety accidents that may be caused by reverse polarity connection of the power supply, thereby improving the safety and reliability of use; the charging circuit and the processor Working together, it can intelligently monitor the battery status, achieve precise charging control, avoid overcharging and undercharging, extend the battery life, and ensure that the battery can provide stable and reliable backup power when the mains fails; the existence of the UPS AC output surge protection circuit can effectively resist the surge voltage and instantaneous high voltage in the power grid, protect the power-consuming equipment connected behind it from damage, and ensure the stable operation of the equipment; as the core, the processor not only coordinates the work of various components, but also monitors the mains status in real time through the input detection circuit and switches to the battery power supply mode in time; at the same time, the addition of the remote control circuit enables the UPS power supply to be remotely monitored and managed, improving the efficiency and convenience of operation and maintenance; the special startup circuit design ensures that the UPS power supply can be reliably started under various conditions, reducing the risk of service interruption caused by startup failure; through the close cooperation and intelligent control of various components, the UPS power supply can provide stable power output when the mains is normal, and quickly switch to battery power supply when the mains is abnormal, ensuring the continuous operation of the power-consuming equipment and improving the stability and availability of the entire power system. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 A circuit diagram of a processor of the present invention;

[0017] Figure 2The output control circuit and the UPS AC output surge protection circuit diagram of the present invention;

[0018] Figure 3 The anti-reverse connection circuit diagram of the present invention;

[0019] Figure 4 It is a UPS power supply startup circuit diagram of the present invention;

[0020] Figure 5 is a charging circuit diagram of the present invention;

[0021] Figure 6 is an input detection circuit diagram of the present invention;

[0022] Figure 7 A remote control circuit diagram of the present invention;

[0023] Figure 8 This is the UPS inverter circuit diagram of the present invention. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0025] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0026] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0027] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the application is usually placed when in use. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0028] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0029] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0030] like Figure 1-8As shown, an intelligent online interactive UPS power supply includes a processor, an output control circuit, an anti-reverse connection circuit, a UPS AC output anti-surge high-voltage protection circuit, a UPS power supply startup circuit, a charging circuit, an input detection circuit, a remote control circuit, and a battery assembly. The input end of the anti-reverse connection circuit is connected to the mains, the output end of the anti-reverse connection circuit is connected to the input end of the charging circuit, the output end of the charging circuit is electrically connected to the battery assembly through the processor, the battery assembly is connected to the input end of the output control circuit through the processor, the output end of the output control circuit is connected to the input end of the UPS AC output anti-surge high-voltage protection circuit, the output end of the UPS AC output anti-surge high-voltage protection circuit is externally connected to an electrical device, the startup circuit, the input detection circuit, and the remote control circuit are all electrically connected to the processor. The present invention integrates an anti-reverse connection circuit to effectively prevent equipment damage or safety accidents that may be caused by reverse polarity connection of the power supply, thereby improving the safety and reliability of use; the charging circuit and the processor work together to Working, it can intelligently monitor the battery status, realize accurate charging control, avoid overcharging and undercharging, extend the battery life, and ensure that the battery can provide stable and reliable backup power when the mains fails; the existence of the UPS AC output surge protection circuit can effectively resist the surge voltage and instantaneous high voltage in the power grid, protect the power-consuming equipment connected behind it from damage, and ensure the stable operation of the equipment; as the core, the processor not only coordinates the work of various components, but also monitors the mains status in real time through the input detection circuit, and switches to the battery power supply mode in time; at the same time, the addition of the remote control circuit enables the UPS power supply to be remotely monitored and managed, improving the efficiency and convenience of operation and maintenance; the special startup circuit design ensures that the UPS power supply can be reliably started under various conditions, reducing the risk of service interruption caused by startup failure; through the close cooperation and intelligent control of various components, the UPS power supply can provide stable power output when the mains is normal, and quickly switch to battery power supply when the mains is abnormal, ensuring the continuous operation of the power-consuming equipment and improving the stability and availability of the entire power system.

[0031] like Figure 8 As shown, in this embodiment, the intelligent online interactive UPS power supply also includes a UPS inverter circuit, the input end of the UPS inverter circuit is connected to the output end of the output control circuit, and the output end of the UPS inverter circuit is electrically connected to the electrical equipment.

[0032] The UPS inverter circuit is one of the core parts of the UPS system. It converts DC power into AC power to provide stable AC power to the load. The inverter circuit usually includes one or more inverter modules and a control circuit. The inverter module converts DC power into AC power through power semiconductor devices.

[0033] like Figure 7 As shown, in this embodiment, the remote control circuit includes a USB communication interface, an RS232 communication interface, and an EQ TX / RX circuit, and the USB communication interface, the RS232 communication interface, and the EQ TX / RX circuit are all electrically connected to the processor.

[0034] The USB communication interface, RS232 communication interface, and EQ TX / RX circuit are all interface circuits used to realize the communication between the UPS system and other devices or networks; the USB communication circuit realizes data transmission and communication with computers or other USB devices through the USB interface; the network card circuit supports network communication functions, so that the UPS can be remotely monitored and managed through the network; the EQTX / RX circuit is used to balance the transmission and reception of signals; the RS232 communication circuit provides an RS232 interface for communication with old devices or devices with specific communication protocols. These circuits all follow the corresponding communication protocols and standards to achieve reliable transmission and reception of data.

[0035] In this embodiment, the remote control circuit also includes a fan control circuit, a fan, a UPS internal ambient temperature detection circuit, and a temperature sensor. The input end of the fan control circuit and the output end of the UPS internal ambient temperature detection circuit are electrically connected to the processor, the output end of the fan control circuit is electrically connected to the fan, the fan is arranged around the battery assembly, the input end of the UPS internal ambient temperature detection circuit is electrically connected to the temperature sensor, and the temperature sensor is installed in the battery assembly.

[0036] The fan control circuit is used to control the fan speed inside the UPS system to maintain a suitable operating temperature inside the system. It usually includes a temperature sensor and a fan drive circuit. The temperature sensor monitors the temperature inside the UPS in real time and sends the monitoring results to the fan drive circuit. The fan drive circuit adjusts the fan speed according to the signal from the temperature sensor. When the temperature is too high, the fan speed is increased to enhance heat dissipation, and when the temperature drops, the fan speed is reduced.

[0037] like Figure 1 As shown, in this embodiment, the processor model included is STM32G474VCT6.

[0038] like Figure 3 As shown, in this embodiment, the anti-reverse connection circuit includes a detection circuit and an alarm device. The detection circuit is used to detect the reverse connection and grounding status of the neutral and live wires, and the alarm device emits an audible and visual alarm when an abnormality is detected.

[0039] The detection circuit detects whether the neutral and live wires of the input power line are correctly connected and determines whether the system is well grounded. Once the neutral and live wires are reversely connected or not grounded, the alarm mechanism will be triggered, usually through an audible and visual alarm or sending a signal to the display panel to prompt the user. This helps prevent equipment damage or safety accidents caused by incorrect wiring.

[0040] In this embodiment, the intelligent online interactive UPS power supply includes a CPU signal detection and processing circuit, which can receive input signals from each circuit module and issue control instructions to each circuit module based on preset control logic and algorithm.

[0041] In this embodiment, a modular design principle is adopted so that each functional module of the intelligent online interactive UPS power supply can be independently replaced or upgraded, thereby improving the maintainability and scalability of the system; supporting remote monitoring and management software is provided to support remote viewing of the UPS system's operating status, historical records, event logs and other information through a Web browser or mobile application, and to support remote configuration and management of UPS system parameters.

[0042] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An intelligent online interactive UPS power supply, characterized by: The invention comprises a processor, an output control circuit, an anti-reverse connection circuit, a UPS AC output anti-surge high-voltage protection circuit, a UPS power-on circuit, a charging circuit, an input detection circuit, a remote control circuit, and a battery assembly. The input end of the anti-reverse connection circuit is connected to the mains, the output end of the anti-reverse connection circuit is connected to the input end of the charging circuit, the output end of the charging circuit is electrically connected to the battery assembly through the processor, the battery assembly is connected to the input end of the output control circuit through the processor, the output end of the output control circuit is connected to the input end of the UPS AC output anti-surge high-voltage protection circuit, the output end of the UPS AC output anti-surge high-voltage protection circuit is externally connected to an electrical device, and the power-on circuit, the input detection circuit, and the remote control circuit are all electrically connected to the processor.

2. The intelligent online interactive UPS power supply according to claim 1, characterized in that: The intelligent online interactive UPS power supply also includes a UPS inverter circuit, the input end of the UPS inverter circuit is connected to the output end of the output control circuit, and the output end of the UPS inverter circuit is electrically connected to the power-consuming equipment.

3. The intelligent online interactive UPS power supply according to claim 1, characterized in that: The remote control circuit includes a USB communication interface, an RS232 communication interface, and an EQ TX / RX circuit. The USB communication interface, the RS232 communication interface, and the EQ TX / RX circuit are all electrically connected to the processor.

4. The intelligent online interactive UPS power supply according to claim 3, characterized in that: The remote control circuit also includes a fan control circuit, a fan, a UPS internal ambient temperature detection circuit, and a temperature sensor. The input end of the fan control circuit and the output end of the UPS internal ambient temperature detection circuit are both electrically connected to the processor, the output end of the fan control circuit is electrically connected to the fan, the fan is arranged around the battery assembly, the input end of the UPS internal ambient temperature detection circuit is electrically connected to the temperature sensor, and the temperature sensor is installed in the battery assembly.

5. The intelligent online interactive UPS power supply according to claim 1, characterized in that: The processor model is STM32G474VCT6.

6. The intelligent online interactive UPS power supply according to claim 1, characterized in that: The anti-reverse connection circuit comprises a detection circuit and an alarm device, wherein the detection circuit is used to detect the reverse connection and grounding state of the neutral and live wires, and the alarm device emits an audible and visual alarm when an abnormality is detected.

7. The intelligent online interactive UPS power supply according to claim 1, characterized in that: The intelligent online interactive UPS power supply includes a CPU signal detection and processing circuit, which can receive input signals from each circuit module and issue control instructions to each circuit module based on preset control logic and algorithm.

8. An intelligent online interactive UPS power supply according to any one of claims 1 to 7, characterized in that: The modular design principle allows each functional module of the intelligent online interactive UPS power supply to be replaced or upgraded independently, improving the maintainability and scalability of the system; it provides supporting remote monitoring and management software, supports remote viewing of the UPS system's operating status, history records, event logs and other information through a Web browser or mobile application, and supports remote configuration and management of UPS system parameters.

Images