CN220325330U - Machine room photoelectric complementary power supply system - Google Patents
Machine room photoelectric complementary power supply system Download PDFInfo
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- CN220325330U CN220325330U CN202321908540.0U CN202321908540U CN220325330U CN 220325330 U CN220325330 U CN 220325330U CN 202321908540 U CN202321908540 U CN 202321908540U CN 220325330 U CN220325330 U CN 220325330U
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- machine room
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- storage battery
- power supply
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- 230000000295 complement effect Effects 0.000 title claims abstract description 16
- QSNQXZYQEIKDPU-UHFFFAOYSA-N [Li].[Fe] Chemical compound [Li].[Fe] QSNQXZYQEIKDPU-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 2
- 238000010248 power generation Methods 0.000 abstract description 8
- 230000005611 electricity Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The utility model discloses a machine room photoelectric complementary power supply system, which relates to the technical field of machine room power supply and comprises a mains supply, a photovoltaic, an MPPT, a peak-staggering storage battery pack, a discharge time control switch, a first DC/DC module, a second DC/DC module, a first DC contactor, a DC distribution panel, a switching power supply, an emergency storage battery pack and a machine room load; the commercial power is connected with a direct current distribution panel through a switching power supply; the photovoltaic is respectively connected with a first DC/DC module and a peak shifting storage battery pack through MPPT, the first DC/DC module is connected with a direct current distribution panel, the peak shifting storage battery pack is sequentially connected with the direct current distribution panel through a second DC/DC module and a first direct current contactor, and the discharge time control switch is connected with the first direct current contactor; the direct current distribution panel is connected with the emergency storage battery pack and the machine room load, and photovoltaic power generation is used for replacing consumption of a part of commercial power, so that the electric charge of the machine room is reduced, the problem of overhigh electric charge of the existing machine room is solved, and the utility model is suitable for power supply reconstruction of the machine room.
Description
Technical Field
The utility model relates to the technical field of machine room power supply, in particular to a machine room photoelectric complementary power supply system.
Background
The existing machine room is usually powered by mains supply and is provided with an emergency storage battery pack, and the machine room is powered by the emergency storage battery pack under the condition that the mains supply is powered off; photovoltaic is a short term of solar photovoltaic power generation system, and is a novel power generation system for directly converting solar radiation energy into electric energy by utilizing the photovoltaic effect of solar cell semiconductor materials.
In the communication industry, the energy consumption of the machine room is relatively large, so that the electricity fee of the machine room is a great expenditure for the communication industry.
Disclosure of Invention
The technical problems solved by the utility model are as follows: the utility model provides a computer lab photoelectricity complementary power supply system solves the too high problem of current computer lab charges of electricity.
The utility model solves the technical problems by adopting the technical scheme that: the machine room photoelectric complementary power supply system comprises a mains supply, a photovoltaic, an MPPT, a peak-shifting storage battery pack, a discharge time control switch, a first DC/DC module, a second DC/DC module, a first DC contactor, a DC distribution panel, a switching power supply, an emergency storage battery pack and a machine room load; the commercial power is connected with a direct current distribution panel through a switching power supply; the photovoltaic is respectively connected with a first DC/DC module and a peak shifting storage battery pack through MPPT, the first DC/DC module is connected with a direct current distribution panel, the peak shifting storage battery pack is sequentially connected with the direct current distribution panel through a second DC/DC module and a first direct current contactor, and the discharge time control switch is connected with the first direct current contactor; the direct current distribution panel is connected with the emergency storage battery pack and the machine room load.
Further, the machine room photoelectric complementary power supply system further comprises a storage battery charger, a second direct current contactor and a charging time control switch, wherein the storage battery charger is connected with the mains supply and the second direct current contactor respectively, the second direct current contactor is connected with the peak-shifting storage battery pack, and the charging time control switch is connected with the second direct current contactor.
Further, the peak-shifting storage battery pack is an iron lithium battery pack.
Further, the peak-shifting storage battery pack is an iron lithium battery pack.
The utility model has the beneficial effects that: according to the machine room photoelectric complementary power supply system, the photovoltaic is added on the basis of the existing machine room power supply, the photovoltaic power generation is used for replacing the consumption of a part of commercial power, so that the electric charge of the machine room is reduced, the peak-staggering storage battery pack is added for storing redundant photovoltaic power generation, the machine room power supply is switched into the peak-staggering storage battery pack power supply through the discharge time control in the stage of the peak power price of the commercial power, the commercial power consumption cost of the machine room is further reduced, the electric charge of the machine room is saved, and the problem of overhigh electric charge of the existing machine room is solved.
Drawings
Fig. 1 is a circuit connection block diagram of a machine room photoelectric complementary power supply system of the present utility model.
Fig. 2 is another circuit connection block diagram of the machine room photoelectric complementary power supply system of the present utility model.
Detailed Description
The utility model discloses a machine room photoelectric complementary power supply system, which is shown in figure 1 and comprises a mains supply, a photovoltaic, an MPPT, a peak-staggering storage battery pack, a discharge time control switch, a first DC/DC module, a second DC/DC module, a first DC contactor, a DC distribution panel, a switching power supply, an emergency storage battery pack and a machine room load; the commercial power is connected with a direct current distribution panel through a switching power supply; the photovoltaic is respectively connected with a first DC/DC module and a peak shifting storage battery pack through MPPT, the first DC/DC module is connected with a direct current distribution panel, the peak shifting storage battery pack is sequentially connected with the direct current distribution panel through a second DC/DC module and a first direct current contactor, and the discharge time control switch is connected with the first direct current contactor; the direct current distribution panel is connected with the emergency storage battery pack and the machine room load.
Specifically, 4 power supply modes in total are used for supplying power to a machine room load by a commercial power, a photovoltaic, a peak-shifting storage battery pack and an emergency storage battery pack: when the photovoltaic is sufficient in daytime, the photovoltaic power generation is used for supplying power to a machine room load, and when the photovoltaic power generation is redundant, the peak-shifting storage battery pack is charged; when the photovoltaic power generation of the daytime is insufficient, the mains supply supplies power for the machine room load through the switching power supply; at night and in the peak electricity price time period of the commercial power, the discharge time control switch controls the first direct current contactor to be closed, so that the power supply of the machine room load by the peak-shifting storage battery pack is realized, the peak-shifting commercial power is further realized, the electricity charge of the machine room is further reduced, and the commercial power supplies power to the machine room load through the switch power supply when the peak-shifting storage battery pack is insufficient in power supply; in the night non-commercial power peak electricity price time period, the discharge time control switch controls the first direct current contactor to be disconnected, and commercial power supplies power to a machine room load through the switching power supply; when the mains supply, the photovoltaic peak-shifting storage battery pack does not meet the power supply, the emergency storage battery pack supplies power; the power supply is carried out for the machine room in different time periods by using the multiple power supply modes, so that the time of consuming the commercial power by the machine room is reduced, the electric charge is reduced, the peak-shifting commercial power is carried out at night, and the electric charge of the machine room is further reduced.
Further, as shown in fig. 2, the machine room photoelectric complementary power supply system further comprises a storage battery charger, a second direct current contactor and a charging time control switch, wherein the storage battery charger is respectively connected with the mains supply and the second direct current contactor, the second direct current contactor is connected with the peak-shifting storage battery pack, and the charging time control switch is connected with the second direct current contactor.
Specifically, if the generated energy of the photovoltaic is insufficient in overcast and rainy days, the situation that the electric quantity of the peak-staggering storage battery pack is not fully discharged to reach the lower limit may occur, so that in the stage of the off-peak electricity price of the commercial power at night, the charging time control switch controls the second direct current contactor to be closed, so that the peak-staggering storage battery pack is charged through the commercial power, the electric quantity of the peak-staggering storage battery pack can be ensured to meet the machine room load consumption in the stage of the peak-staggering electricity price at night, and the peak-staggering commercial power is realized.
In the utility model, the peak-shifting storage battery pack is an iron lithium battery pack, the emergency storage battery pack is an iron lithium storage battery pack or a lead-acid storage battery pack, and the emergency storage battery pack supplies power to a machine room load under the condition that the mains supply, the photovoltaic and the peak-shifting storage battery pack do not meet the power supply, so that the two groups of batteries can supply power to the machine room, and the time length of normal operation of the machine room load under the condition that the mains supply is powered off is prolonged.
Particularly, in the utility model, if the commercial power is cut off, the photovoltaic power supply is preferentially supplied, the emergency storage battery pack and the peak-shifting storage battery pack are supplied, the emergency storage battery pack is charged immediately after the commercial power is recovered, and whether the peak-shifting storage battery pack is charged or not is judged according to the situation.
Claims (4)
1. The machine room photoelectric complementary power supply system is characterized by comprising a commercial power, a photovoltaic, an MPPT, a peak-shifting storage battery pack, a discharge time control switch, a first DC/DC module, a second DC/DC module, a first DC contactor, a DC distribution panel, a switching power supply, an emergency storage battery pack and a machine room load; the commercial power is connected with a direct current distribution panel through a switching power supply; the photovoltaic is respectively connected with a first DC/DC module and a peak shifting storage battery pack through MPPT, the first DC/DC module is connected with a direct current distribution panel, the peak shifting storage battery pack is sequentially connected with the direct current distribution panel through a second DC/DC module and a first direct current contactor, and the discharge time control switch is connected with the first direct current contactor; the direct current distribution panel is connected with the emergency storage battery pack and the machine room load.
2. The machine room photoelectric complementary power supply system according to claim 1, further comprising a battery charger, a second direct current contactor and a charging time control switch, wherein the battery charger is connected with the mains supply and the second direct current contactor respectively, the second direct current contactor is connected with a peak-shifting battery pack, and the charging time control switch is connected with the second direct current contactor.
3. The machine room photoelectric complementary power supply system according to claim 1 or 2, wherein the off-peak battery pack is a lithium iron battery pack.
4. The machine room photoelectric complementary power supply system according to claim 1 or 2, wherein the emergency storage battery pack is a lithium iron battery pack or a lead-acid battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321908540.0U CN220325330U (en) | 2023-07-19 | 2023-07-19 | Machine room photoelectric complementary power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321908540.0U CN220325330U (en) | 2023-07-19 | 2023-07-19 | Machine room photoelectric complementary power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220325330U true CN220325330U (en) | 2024-01-09 |
Family
ID=89414934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321908540.0U Active CN220325330U (en) | 2023-07-19 | 2023-07-19 | Machine room photoelectric complementary power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220325330U (en) |
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2023
- 2023-07-19 CN CN202321908540.0U patent/CN220325330U/en active Active
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