CN214412293U - Control system for time-of-use electricity charge pricing area - Google Patents
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- CN214412293U CN214412293U CN202120386968.8U CN202120386968U CN214412293U CN 214412293 U CN214412293 U CN 214412293U CN 202120386968 U CN202120386968 U CN 202120386968U CN 214412293 U CN214412293 U CN 214412293U
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Abstract
The utility model provides a control system for time-of-use electricity charge pricing area, the first input end of the first power supply module is externally connected with an alternating current power supply, and the first output end is connected with the first input end of the target equipment; the first input end of the control module is connected with the first output end of the target equipment, the first output end of the control module is connected with the second input end of the first power supply module, and the first power supply module is used for selecting the first power supply module to provide power for the target equipment according to a first power supply switching signal sent by the target equipment; the second power supply module comprises an energy storage unit, the input end of the energy storage unit is externally connected with an alternating current power supply, and the output end of the energy storage unit is connected with the second input end of the target device; and the second output end of the control module is connected with the input end of the second power supply module and used for selecting the second power supply module to provide power for the target equipment according to a second power supply switching signal sent by the target equipment. By selecting the power supply mode in different time periods, the preferential policy of the power utilization trough time period is enjoyed, and the power utilization cost in the power supply peak time period is reduced.
Description
Technical Field
The utility model relates to a computer power supply field, concretely relates to a control system that is used for timesharing charges of electricity pricing area.
Background
With the development of science and technology and the development of the internet, daily office work cannot leave computers. However, since the amount of electricity used by the computer is large, a large amount of electricity is consumed every day, and a high electricity fee is also generated. In addition, some places have policies of time-sharing electricity charges, and under the normal condition, computers are usually in the peak electricity consumption period during office work, namely the time period with the highest electricity charge, so that preferential policies of the valley electricity consumption period cannot be enjoyed, and the electricity consumption cost is further increased.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that computer power consumption is with high costs among the prior art to a control system for timesharing charges of electricity pricing area is provided.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the embodiment of the utility model provides a control system for timesharing charges of electricity pricing area, include: the device comprises a first power supply module, a second power supply module and a control module, wherein a first input end of the first power supply module is externally connected with an alternating current power supply, and a first output end of the first power supply module is connected with a first input end of target equipment; a first input end of the control module is connected with a first output end of the target device, a first output end of the control module is connected with a second input end of the first power supply module, and the first power supply module is used for selecting the first power supply module to provide power for the target device according to a first power supply switching signal sent by the target device; the second power supply module comprises an energy storage unit, the input end of the energy storage unit is externally connected with an alternating current power supply, and the output end of the energy storage unit is connected with the second input end of the target device; and the second output end of the control module is connected with the input end of the second power supply module and used for selecting the second power supply module to provide power for the target equipment according to a second power supply switching signal sent by the target equipment.
Optionally, the first power supply module includes: the device comprises a first relay, a first controllable switch and a first diode, wherein one end of a coil of the first relay is respectively connected with an external direct-current power supply and a cathode of the first diode; the other end of the coil of the first relay is respectively connected with the anode of the first diode and the first end of the first controllable switch; the control end of the first controllable switch is connected with the first output end of the control module, and the second end of the first controllable switch is grounded; and a moving contact of a normally open switch of the first relay is externally connected with an alternating current power supply, and a static contact of the normally open switch is connected with a first input end of target equipment.
Optionally, the second power supply module further includes: the circuit comprises a second relay, a second controllable switch and a second diode, wherein one end of a coil of the second relay is respectively connected with an external direct-current power supply and a cathode of the second diode; the other end of the coil of the second relay is respectively connected with the anode of the second diode and the first end of the second controllable switch; the control end of the second controllable switch is connected with the second output end of the control module, and the second end of the second controllable switch is grounded; and a static contact of a normally open switch of the second relay is connected with the output end of the energy storage unit, and a moving contact of the normally open switch is connected with a second input end of the target equipment.
Optionally, the second power supply module further includes: the battery management system comprises a battery management unit and an alternating current and direct current switching unit, wherein a first input end of the alternating current and direct current switching unit is externally connected with an alternating current power supply, and a first output end of the alternating current and direct current switching unit is connected with a first input end of the battery management unit; the first output end of the battery management unit is connected with the first input end of the energy storage unit; the first output end of the energy storage unit is connected with the second input end of the battery management unit; the second output end of the battery management unit is connected with the second input end of the alternating current-direct current switching unit; and a second output end of the alternating current and direct current switching unit is connected with a static contact of a normally open switch of the second relay.
Optionally, the control module comprises: the input end of the first control unit is connected with the first output end of the target device, and the output end of the first control unit is connected with the input end of the second control unit; and a first output end of the second control unit is connected with a second input end of the first power supply module, and a second output end of the second control unit is connected with a second input end of the second power supply module.
Optionally, a third output terminal of the second control unit is connected to a third input terminal of the battery management unit.
Optionally, the ac/dc switching unit includes: the battery management system comprises an AC-DC circuit and a DC-AC circuit, wherein the input end of the AC-DC circuit is externally connected with an alternating current power supply, and the output end of the AC-DC circuit is connected with the first input end of the battery management unit; and the input end of the DC-AC circuit is connected with the second output end of the battery management unit, and the output end of the DC-AC circuit is connected with the static contact of the normally open switch of the second relay.
Optionally, an input end of the first control unit is connected to a first output end of the target device through a USB interface of the target device.
Optionally, the first control unit has a model number CP 2102.
Optionally, the model of the second control unit is STC15W 408.
The utility model discloses technical scheme has following advantage:
the utility model provides a control system for timesharing charges of electricity pricing area, include: the device comprises a first power supply module, a second power supply module and a control module, wherein a first input end of the first power supply module is externally connected with an alternating current power supply, and a first output end of the first power supply module is connected with a first input end of target equipment; the first input end of the control module is connected with the first output end of the target equipment, the first output end of the control module is connected with the second input end of the first power supply module, and the first power supply module is used for selecting the first power supply module to provide power for the target equipment according to a first power supply switching signal sent by the target equipment; the second power supply module comprises an energy storage unit, the input end of the energy storage unit is externally connected with an alternating current power supply, and the output end of the energy storage unit is connected with the second input end of the target device; and the second output end of the control module is connected with the input end of the second power supply module and used for selecting the second power supply module to provide power for the target equipment according to a second power supply switching signal sent by the target equipment. When the power supply peak time period, the electric energy stored in the energy storage unit is used for supplying power to the target equipment. By selecting the power supply mode in different time periods, the preferential policy of the power utilization trough time period is enjoyed, and the power utilization cost in the power supply peak time period is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic block diagram of a specific example of a control system in a time-of-use electricity fee pricing area according to an embodiment of the present invention;
fig. 2 is a control circuit diagram of the time-of-use electricity fee pricing area in the embodiment of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
An embodiment of the utility model provides a control system for timesharing charges of electricity pricing area for time-sharing period controlgear power supply source. As shown in fig. 1, a control system for a time-of-use electricity fee pricing region includes: the device comprises a first power supply module 1, a second power supply module 2 and a control module 3, wherein a first input end of the first power supply module 1 is externally connected with an alternating current power supply, and a first output end of the first power supply module is connected with a first input end of target equipment; a first input end of the control module 3 is connected with a first output end of the target device, a first output end of the control module is connected with a second input end of the first power supply module 1, and the first power supply module 1 is used for selecting the first power supply module 1 to provide power for the target device according to a first power supply switching signal sent by the target device; the second power supply module 2 comprises an energy storage unit 21, the input end of the energy storage unit 21 is externally connected with an alternating current power supply, and the output end of the energy storage unit 21 is connected with the second input end of the target device; a second output end of the control module 3 is connected to an input end of the second power supply module 2, and is configured to select the second power supply module 2 to provide power for the target device according to a second power switching signal sent by the target device.
In one embodiment, the target device is located in a time-of-use electricity fee pricing area, namely, during the peak time of power supply, the electricity price is higher, and the electricity cost is higher; when the power supply is in a trough period, the electricity price is lower, and the electricity cost is correspondingly lower. Therefore, in order to reduce the electricity consumption cost, in the embodiment of the present invention, two power supply sources are provided for the target device, that is, during the trough period of power supply, the target device is directly supplied with power through the commercial power (i.e., the ac power supply in fig. 1); during peak power periods, the target device is powered by the electric energy stored in the energy storage unit 21. Specifically, the starting time and the ending time of the peak power supply period and the starting time and the ending time of the valley power supply period are preset in the target device, when the starting time of the peak power supply period is reached, the target device generates a second power switching signal according to internal logic and sends the second power switching signal to the control module 3, the control module 3 selects the second power supply module 2 to provide power for the target device according to the second power switching signal, cuts off the charging circuit of the energy storage unit 21 in the second power supply module 2 by the commercial power (i.e., the alternating current power supply in fig. 1), and simultaneously cuts off the power supply circuit provided by the first power supply module 1 for the target device. When the power supply trough time period starts, the target device generates a first power supply switching signal according to internal logic and sends the first power supply switching signal to the control module 3, the control module 3 selects the first power supply module 1 to provide power for the target device according to the first power supply switching signal, simultaneously blocks the second power supply module 2 from providing power for the target device, and controls the mains supply (i.e., the alternating current power supply in fig. 1) to charge the energy storage unit 21 in the second power supply module 2, so as to prepare for the next power supply peak time period. When the power supply is in the valley period, the energy storage unit 21 in the first power supply module 1 or the second power supply module 2 can be selected arbitrarily to supply power to the target device, which is not limited herein. In the embodiment of the present invention, the target device is described by taking a computer as an example.
The utility model provides a control system for timesharing charges of electricity pricing area, include: the device comprises a first power supply module, a second power supply module and a control module, wherein a first input end of the first power supply module is externally connected with an alternating current power supply, and a first output end of the first power supply module is connected with a first input end of target equipment; the first input end of the control module is connected with the first output end of the target equipment, the first output end of the control module is connected with the second input end of the first power supply module, and the first power supply module is used for selecting the first power supply module to provide power for the target equipment according to a first power supply switching signal sent by the target equipment; the second power supply module comprises an energy storage unit, the input end of the energy storage unit is externally connected with an alternating current power supply, and the output end of the energy storage unit is connected with the second input end of the target device; and the second output end of the control module is connected with the input end of the second power supply module and used for selecting the second power supply module to provide power for the target equipment according to a second power supply switching signal sent by the target equipment. When the power supply peak time period, the electric energy stored in the energy storage unit is used for supplying power to the target equipment. By selecting the power supply mode in different time periods, the preferential policy of the power utilization trough time period is enjoyed, and the power utilization cost in the power supply peak time period is reduced.
In one embodiment, as shown in fig. 2, the control module 3 includes: the device comprises a first control unit U1 and a second control unit U2, wherein the input end of the first control unit U1 is connected with the first output end of a target device, and the output end of the first control unit U1 is connected with the input end of the second control unit U2; a first output of the second control unit U2 is connected to a second input of the first power supply module 1, and a second output is connected to a second input of the second power supply module 2.
In a specific embodiment, the first control unit U1 is a USB signal-to-serial port chip, and is of a type CP2102, an input terminal of the first control unit U2 is connected to a first output terminal of a target device through a USB interface of the target device, and an output terminal of the first control unit U1 is connected to an input terminal of the second control unit U2, so as to convert a USB signal sent by the target device into a serial port signal and send the serial port signal to the second control unit U2, thereby implementing communication between the target device and the second control unit U2. The second control unit U2 is an MCU of the 8051 core, type STC15W408, used to implement basic logic control. Specifically, when the target device sends the first power switching signal in the form of a USB signal to the first control unit U1 through the USB interface, the first control unit U1 converts the first power switching signal into the first power switching signal in the form of a serial port, and sends the first power switching signal in the form of a serial port to the pins 15 and 16 of the second control unit U2 through the pins 25 and 26 of the first control unit U1. The second control unit U2 selects the first power module 1 to provide power for the target device according to the first power switching signal, and simultaneously blocks the second power module 2 from providing power for the target device, and controls the commercial power (i.e. the ac power in fig. 1) to charge the energy storage unit 21 in the second power module 2, so as to prepare for the next power peak period. When the target device sends the second power switching signal in the form of a USB signal to the first control unit U1 through the USB interface, the first control unit U1 converts the second power switching signal in the form of a serial port into the second power switching signal in the form of a serial port, and sends the second power switching signal in the form of a serial port to the pins 15 and 16 of the second control unit U2 through the pins 25 and 26 of the first control unit U1. The second control unit U2 selects the first power module 2 to provide power for the target device according to the second power switching signal, and cuts off the commercial power (i.e. the ac power in fig. 1) to supply the charging line to the energy storage unit 21 in the second power module 2, and cuts off the power line provided by the first power module 1 to the target device.
In one embodiment, as shown in fig. 2, the first power supply module 1 includes: the relay comprises a first relay J1, a first controllable switch Q1 and a first diode D1, wherein one end of a coil of the first relay J1 is connected with an external direct-current power supply and a cathode of the first diode D1 respectively; the other end of the coil of the first relay J1 is connected to the anode of the first diode D1 and the first end of the first controllable switch Q1, respectively; the control end of the first controllable switch Q1 is connected with the first output end of the control module 3, and the second end is grounded; the moving contact of a normally open switch of the first relay J1 is externally connected with an alternating current power supply, and the static contact of the normally open switch is connected with the first input end of the target equipment.
In an embodiment, the second power supply module 2 further includes: a second relay J2, a second controllable switch Q2, and a second diode D2, wherein one end of a coil of the second relay J2 is connected to an external dc power supply and a cathode of the second diode D2, respectively; the other end of the coil of the second relay J2 is connected to the anode of the second diode D2 and the first end of the second controllable switch Q2, respectively; the control end of the second controllable switch Q2 is connected with the second output end of the control module 3, and the second end is grounded; the fixed contact of the normally open switch of the second relay J2 is connected with the output end of the energy storage unit 21, and the moving contact of the normally open switch is connected with the second input end of the target device.
Further, as shown in fig. 2, the second power supply module 2 further includes: the battery management unit 22 and the alternating current/direct current switching unit 23, wherein a first input end of the alternating current/direct current switching unit 23 is externally connected with an alternating current power supply, and a first output end is connected with a first input end of the battery management unit 22; a first output end of the battery management unit 22 is connected with a first input end of the energy storage unit 21; a first output end of the energy storage unit 21 is connected with a second input end of the battery management unit 22; a second output end of the battery management unit 22 is connected with a second input end of the alternating current/direct current switching unit 23; a second output end of the ac/dc switching unit 23 is connected to a stationary contact of a normally open switch of the second relay.
Further, as shown in fig. 2, the ac/dc switching unit 23 includes: an AC-DC circuit and a DC-AC circuit, wherein the input end of the AC-DC circuit is externally connected with an AC power supply, and the output end is connected with the first input end of the battery management unit 22; the input end of the DC-AC circuit is connected with the second output end of the battery management unit 22, and the output end is connected with the static contact of the normally open switch of the second relay.
The embodiment of the utility model provides an in, when being in the power supply trough period, the target device sends first power switching signal to second the control unit U2 through first the control unit U1, second the control unit U2 sends according to internal processing logic to the control end of first controllable switch Q1 in first power module 1 and ends the signal, control first controllable switch Q1 and turn off, first relay J1's coil is through being connected and then getting electric with outside +5V DC power supply, its normally open switch is closed ( contact 1, 6 are closed, contact 2, 5 are closed), first relay J1 is connected commercial power and target device, utilize the commercial power to provide the power for target device. Meanwhile, the second control unit U2 also sends a conducting signal to the control end of the second controllable switch Q2 in the second power supply module 2 to control the conduction of the second controllable switch Q2, which results in that the voltage at the other end of the coil of the second relay J2 discharges to the ground through the second controllable switch Q2 and the resistor R4, the coil of the second relay J2 cannot be powered on, the normally open switch of the second relay J2 is always in the on-off state, and the energy storage unit 21 cannot supply power to the target device through the second relay J2. At this time, the second control unit U2 also sends a control signal to the third input terminal of the battery management unit 22 through the third output terminal thereof, and controls the battery management unit 22 to open the AC-DC circuit, so that the commercial power converts the AC power into the DC power through the AC-DC circuit and stores the DC power in the energy storage unit 21, thereby storing the electric energy for the next power peak period.
Further, when the target device is in a power supply peak period, the target device sends a second power switching signal to the second control unit U2 through the first control unit U1, the second control unit U2 sends a conducting signal to the control end of the first controllable switch Q1 in the first power supply module 1 according to internal processing logic, and controls the first controllable switch Q1 to be conducted, so that the voltage of the other end of the coil of the first relay J1 is discharged to the ground through the first controllable switch Q1 and the resistor R1, the coil of the first relay J1 cannot be powered, the normally open switch of the first relay J1 is always in an on-off state, and the commercial power cannot supply power to the target device through the first relay J1. Meanwhile, the second control unit U2 also sends a cut-off signal to the control end of the second controllable switch Q2 in the second power supply module 2, and controls the second controllable switch Q2 to turn off, the coil of the second relay J2 is connected with an external +5V dc power supply to get power, and the normally open switch is closed (i.e., the contacts 1 and 6 are closed, and the contacts 2 and 5 are closed). At this time, the second control unit U2 also sends a control signal to the third input terminal of the battery management unit 22 through the third output terminal thereof, and controls the battery management unit 22 to close the AC-DC circuit, stop the commercial power from charging the energy storage unit 21, and open the DC-AC circuit at the same time, so that the electric energy stored in the energy storage unit 21 is quasi-converted into an alternating current power supply to provide electric energy for the target device. In the embodiment of the present invention, the first controllable switch Q1 and the second controllable switch Q2 are both triodes, which is only taken as an example and not limited thereto.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. A control system for a pay per time of use region, comprising: a first power supply module, a second power supply module and a control module, wherein,
the first input end of the first power supply module is externally connected with an alternating current power supply, and the first output end of the first power supply module is connected with the first input end of the target equipment;
a first input end of the control module is connected with a first output end of the target device, a first output end of the control module is connected with a second input end of the first power supply module, and the first power supply module is used for selecting the first power supply module to provide power for the target device according to a first power supply switching signal sent by the target device;
the second power supply module comprises an energy storage unit, the input end of the energy storage unit is externally connected with an alternating current power supply, and the output end of the energy storage unit is connected with the second input end of the target device;
and the second output end of the control module is connected with the input end of the second power supply module and used for selecting the second power supply module to provide power for the target equipment according to a second power supply switching signal sent by the target equipment.
2. The control system for a pay per time of use electric fee region according to claim 1, wherein the first power supply module comprises: a first relay, a first controllable switch and a first diode, wherein,
one end of a coil of the first relay is respectively connected with an external direct-current power supply and the cathode of the first diode;
the other end of the coil of the first relay is respectively connected with the anode of the first diode and the first end of the first controllable switch;
the control end of the first controllable switch is connected with the first output end of the control module, and the second end of the first controllable switch is grounded;
and a moving contact of a normally open switch of the first relay is externally connected with an alternating current power supply, and a static contact of the normally open switch is connected with a first input end of target equipment.
3. The control system for a pay per time of use electric fee region according to claim 1, wherein the second power supply module further comprises: a second relay, a second controllable switch and a second diode, wherein,
one end of a coil of the second relay is respectively connected with an external direct-current power supply and the cathode of the second diode;
the other end of the coil of the second relay is respectively connected with the anode of the second diode and the first end of the second controllable switch;
the control end of the second controllable switch is connected with the second output end of the control module, and the second end of the second controllable switch is grounded;
and a static contact of a normally open switch of the second relay is connected with the output end of the energy storage unit, and a moving contact of the normally open switch is connected with a second input end of the target equipment.
4. The control system for a pay per time of use electric fee region according to claim 3, wherein the second power supply module further comprises: a battery management unit and an AC/DC switching unit, wherein,
the first input end of the alternating current-direct current switching unit is externally connected with an alternating current power supply, and the first output end of the alternating current-direct current switching unit is connected with the first input end of the battery management unit;
the first output end of the battery management unit is connected with the first input end of the energy storage unit;
the first output end of the energy storage unit is connected with the second input end of the battery management unit;
the second output end of the battery management unit is connected with the second input end of the alternating current-direct current switching unit;
and a second output end of the alternating current and direct current switching unit is connected with a static contact of a normally open switch of the second relay.
5. The control system for a pay per time of use electric fee region according to claim 4, wherein the control module comprises: a first control unit and a second control unit, wherein,
the input end of the first control unit is connected with the first output end of the target device, and the output end of the first control unit is connected with the input end of the second control unit;
and a first output end of the second control unit is connected with a second input end of the first power supply module, and a second output end of the second control unit is connected with a second input end of the second power supply module.
6. The control system for a pay per time of use area of claim 5, wherein a third output terminal of the second control unit is connected to a third input terminal of the battery management unit.
7. The control system for a pay per time of use electric power fee region according to claim 4, wherein the ac/dc switching unit includes: an AC-DC circuit and a DC-AC circuit, wherein,
the input end of the AC-DC circuit is externally connected with an alternating current power supply, and the output end of the AC-DC circuit is connected with the first input end of the battery management unit;
and the input end of the DC-AC circuit is connected with the second output end of the battery management unit, and the output end of the DC-AC circuit is connected with the static contact of the normally open switch of the second relay.
8. The control system for a pay per time of electricity according to claim 5, wherein an input terminal of the first control unit and the first output terminal of the target device are connected through a USB interface of the target device.
9. The control system for a pay per use electric fee region according to claim 5, wherein the first control unit has a model number of CP 2102.
10. The control system for a pay per use time electric fee region according to claim 5, wherein the model number of the second control unit is STC15W 408.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120386968.8U CN214412293U (en) | 2021-02-19 | 2021-02-19 | Control system for time-of-use electricity charge pricing area |
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| CN202120386968.8U CN214412293U (en) | 2021-02-19 | 2021-02-19 | Control system for time-of-use electricity charge pricing area |
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