CN111446773A - Electric energy manager for controlling operation of converter by adopting Internet of things sensing information - Google Patents

Abstract

An aluminum case of the electric energy manager for controlling the operation of a converter by adopting the Internet of things sensing information is characterized in that (1) a display window (2) L CD is arranged in a display and setting module (24) to display the operation data and the working state of the electric energy manager, a function key (3) is operated to display a function menu or turn pages up and down, an increment key (4) and a decrement key (5) are operated to set various prediction parameters and data required by a user side, an electric power link end (7) is arranged at the bottom of the aluminum case (6) to transmit the Internet of things information to control user side load converter equipment, wherein an antenna port of a GPRS module (14) is connected with an external antenna to enhance signals transmitted externally, the settings of intelligent identification, metering and payment of the electric power Internet of things, electric energy monitoring and real-time optimization operation management in a mobile phone mode are realized, and a power distribution terminal is interlinked through a bidirectional transmission link component (27) of the Internet of things during operation.

Description

Electric energy manager for controlling operation of converter by adopting Internet of things sensing information

Technical Field

The invention relates to the field of an electric energy manager for controlling the operation of a converter by adopting Internet of things sensing information, in particular to a method for starting, metering energy consumption, closing the converter and reporting transmission load information of the converter in the operation of a power grid.

Background

In the prior art, when a converter or an inverter in a microgrid supplies power to a user side, the microgrid is always in a working state of consuming electric energy, and the microgrid has the following defects: the load is interrupted by operating the manual or remote control switch at the user side, and even if the manual or remote control switch interrupts or stops the load work, the converter or the inverter still consumes the electric energy in the microgrid, so that a plurality of electric energy loss links exist.

Disclosure of Invention

In order to overcome the defects, the invention provides 'an electric energy manager for controlling the operation of a converter by using the Internet of things sensing information'. The method is a technical means for controlling and reducing a plurality of links of electric energy loss in the operation of the micro-grid, so that the distribution utilization rate of the distributed power supply of the micro-grid is improved, and the secondary energy-saving method for utilizing new energy is realized.

The utility model provides an adopt thing to ally oneself with sensing information control converter electric energy manager of operation which characterized in that: the method for starting and closing the converter in real time according to the setting of a user side by adopting the electric power internet of things sensing information in the hybrid micro-grid predicts the starting or closing of the user terminal converter equipment, and reports the running state of the multi-point user side converter equipment of the micro-grid in cooperation with the black starting of the micro-grid, thereby being an effective technical means for reducing the energy loss of the equipment and the line and saving the energy for the second time.

The system comprises five units, namely an information receiving and exchanging unit of the Internet of things sensing network, a transmitting processing and metering unit, a control execution unit for starting or closing a current transformer by user-side information transmission, a reference power supply unit and a display and setting unit. The method has the advantages that the method predicts, automatically starts or closes the user side converter or inverter equipment by using the electric power internet of things sensing information, overcomes a control method of a plurality of energy consumption conversion links, transmits and controls the optimal time of grid-connected operation and isolated network operation of the micro-grid in real time, ensures the maximization of the input end distributed energy utilization rate of the micro-grid, cooperates with a scheduling strategy of grid and micro-grid operation, executes an electric energy metering and payment control mode of international and national relevant standards and compliance, sends the operation conditions of the micro-grid and the user terminal converter by using the GPRS technology, and has a service mode of remote monitoring and remote payment.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is an external view of an aluminum enclosure of the present invention.

Fig. 2 is a structural distribution diagram of various electrical information access points at the bottom of the aluminum chassis of fig. 1.

Fig. 3 is a circuit diagram of the present invention.

In the attached drawing, 1, an aluminum case of an electric energy manager for controlling the operation of a converter by adopting the sensing information of an internet of things, 2, L, a display window, 3, a function key, 4, an increment key, 5, a decrement key, 6, a connection end at the bottom of the aluminum case, 7, a link end of an electric power internet of things, 8, an information conversion processing component of the internet of things, 9, a direct-current power supply bus connection end, 10, an alternating-current power supply bus connection end, 11, an information conversion processing and electric energy measuring component of the internet of things, 12, a user side control and execution component, 13, a measuring signal ground, 14, an external antenna port of a GPRS module, 15, a DC/DC converter access port, 16, a DC/AC converter access port, 17, a DC/AC three-phase four-wire converter, 18, a DC/AC converter access port, 19, a DC/DC converter expansion port, 20, a DC/AC converter expansion port, 21, a digital signal ground, 23, an output connector component, 24, a display and setting module, 25, 26, a reference power supply module, 27 and a reference component are linked.

Detailed Description

In the figure, (1) an aluminum case of an electric energy manager for controlling the operation of a converter by adopting an internet of things sensing information, in a display and setting module (24), a display window (2) L CD is provided for displaying operation data and working states thereof, a function key (3) is operated for displaying a function menu or turning up and down pages, an increment key (4) and a decrement key (5) are used for setting various prediction parameters and data required by a user side, a power internet of things link end (7) is arranged at the bottom of the aluminum case (6), an internet of things sensing information connector is connected with a converter module of an internet of things network information conversion processing component (8) for carrying out duplex mode information exchange, the internet of things information is transmitted to control user side load converter equipment, the internet of things information is respectively connected with a direct current power supply bus connection end (9) and an alternating current power supply bus connection end (10) through a connector on a bus, a reference power supply module (25) and a reference power supply is transmitted to a working circuit, the working circuit through a reference power supply module (26), the reference power supply is considered as a synchronous comparison voltage, when the user voltage monitoring and exceeds a set range, when the user voltage exceeds a set, the user voltage is fed back to an intelligent power distribution system, the power distribution system is connected with an external power distribution system, the power distribution system is connected with an intelligent power distribution system, the internet of an energy-saving control information monitoring and power-metering signal processing component, the internet of an intelligent power-metering control switch, a power-monitoring and energy-saving-transmitting and energy-saving control signal processing component, a power-saving control switch, a power-saving power-transmitting and energy-saving power-transmitting module, a power-transmitting and energy-saving power-transmitting module is connected with an intelligent power-transmitting and energy-saving intelligent.

In the attached drawing, in a (12) user side control and execution component, a program mode of an embedded FPGA module and an electric power Internet of things technology are fused to control a user side load, a corresponding control program is written in according to a user power utilization mode to form an intelligent means of waking up a controller by using Internet of things sensing information and instructing gating to drive an electronic switch, so as to realize a secondary energy-saving power distribution mode, wherein (23) a DC/DC converter access port (15) in an output connector component is connected with a DC converter to transmit electric energy to a DC load, a converter for converting DC into single-phase AC is connected to a DC/AC converter access port (16) according to the requirement of the user side load, a converter for converting DC into three-phase four-wire converter AC is connected to a DC/AC three-phase four-wire converter access port (17), and a converter for converting DC into variable frequency power supply is connected to a DC/AC converter, when one unit has multi-point direct current loads, a DC/DC converter expansion port (19) is adopted for adding, and when a multi-point frequency conversion power supply is needed in a micro-grid power supply link, a DC/AC converter expansion port (20) is adopted for adding a frequency converter, wherein the access, control, starting or closing of various converters are realized in a DC/DC converter access port (15), a DC/AC converter access port (16), a DC/AC three-phase four-wire converter access port (17), a DC/AC converter access port (18), a DC/DC converter expansion port (19) and a DC/AC converter expansion port (20), so that alternating current loads or direct current loads at a user side are distributed as required, and the method is an effective means for reducing the loss of a distributed power supply of the micro-grid.

Claims (2)

1. An aluminum case of the electric energy manager for controlling the operation of a converter by adopting the sensing information of an internet of things is characterized in that (1) a display window of (2) L CD is arranged in a display and setting module of (24) to display the operation data and the working state of the electric energy manager, a function key of (3) is operated to display a function menu or turn pages up and down, an increment key of (4) and a decrement key of (5) are used for setting various prediction parameters and data required by a user side, a power link end of (7) is arranged at the bottom of the aluminum case of (6), the connector of the internet of things is connected with a converter module of a conversion processing module of the information of the internet of things of (8) the internet of things network to carry out the information exchange of a duplex mode, the information of the load converter device at the user side is transmitted to the load converter device at the user side by a connector on a bus and respectively connected with a direct current power bus end of (10) an alternating current power supply bus end of (9) and a reference power supply module of (26) a power supply source to a working circuit by a dual-channel power supply, a visual-line power supply source is used as a synchronous comparison and comparison voltage comparison and is connected with a monitoring and comparison module of a monitoring and comparison module of an external power distribution system, when the power distribution system, the measurement signal transmission and the measurement processing module is transmitted to a measurement processing module, the power distribution system is connected with a measurement module, the power distribution system is connected with a secondary measurement module, the power distribution system, the energy distribution system is connected with the energy.

2. The electric energy manager for controlling the operation of the converter by using the internet of things sensing information as claimed in claim 1, wherein: in the (12) user side control and execution component, the program mode of the embedded FPGA module and the power Internet of things technology are fused to control a user side load, a corresponding control program is written in according to the power utilization mode of a user, an intelligent means of waking up a controller by using Internet of things sensing information and instructing gating to drive an electronic switch is formed, and a secondary energy-saving power distribution mode is realized, wherein (23) a DC/DC converter access port (15) in an output connector component is connected with a DC converter to transmit electric energy to a DC load, a converter for converting DC into single-phase AC is connected to a DC/AC converter access port (16) according to the requirement of the user side load, a converter for converting DC into three-phase four-wire AC is connected to a DC/AC three-phase four-wire converter access port (17), and a converter for converting DC into variable frequency power is connected to a DC/AC converter access port (18, when one unit has multi-point direct current loads, a DC/DC converter expansion port (19) is adopted for adding, and when a multi-point frequency conversion power supply is needed in a micro-grid power supply link, a DC/AC converter expansion port (20) is adopted for adding a frequency converter, wherein the access, control, starting or closing of various converters are realized in a DC/DC converter access port (15), a DC/AC converter access port (16), a DC/AC three-phase four-wire converter access port (17), a DC/AC converter access port (18), a DC/DC converter expansion port (19) and a DC/AC converter expansion port (20), so that alternating current loads or direct current loads at a user side are distributed as required, and the method is an effective means for reducing the loss of a distributed power supply of the micro-grid.

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