A high-density integrated UPS precision power distribution cabinet for data centers

By designing the heat dissipation and dust removal structure, separation structure and support structure in the UPS precision distribution cabinet in the data center, the problems of rising internal temperature of the distribution cabinet, dust driving, easy components falling off and inconvenient maintenance are solved, and the effects of efficient heat dissipation, preventing falling off and simplifying maintenance are achieved.

CN114583589BActive Publication Date: 2025-06-27无锡晟铭华科技有限公司
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Patent Information

Application Number
CN202111625170.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-12-28
Publication Date
2025-06-27
Estimated Expiration
2041-12-28

AI Technical Summary

Technical Problem

The internal temperature of the integrated UPS precision distribution cabinet used in the data center is increased, and the cooling fan is dusty. The components of the distribution cabinet are easy to fall off when it moves, making maintenance inconvenient.

Method used

A high-density integrated UPS precision distribution cabinet including heat dissipation and dust removal structure, separation structure and support structure is designed. The heat dissipation and dust removal structure achieves effective heat dissipation and dust removal through power converters and cooling fans; the separation structure prevents components from falling off through protective partitions and rail frames; and the support structure simplifies maintenance through rail frames and auxiliary pulleys.

Benefits of technology

It realizes efficient heat dissipation and dust removal of the distribution cabinet, prevents components from falling off, simplifies the maintenance process, and improves the efficiency and reliability of the distribution cabinet.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to the technical field of precision power distribution cabinets for data centers, and particularly to a high-density integrated UPS precision power distribution cabinet for a data center, including a power distribution cabinet body. A cabinet door is rotatably connected to the front end of the power distribution cabinet body. A heat dissipation and dust removal structure is provided at the inner bottom end of the power distribution cabinet body. The heat dissipation and dust removal structure includes a power converter. A bottom plate is attached to the top end of the power converter, and the bottom plate is fixedly connected to the power distribution cabinet body. In the present invention, through the arranged heat dissipation fan, rear side plate, air outlet plate and dust-proof pad, the staff adsorbs the dust-proof pad in front of the air outlet plate on the power distribution cabinet body. During the use of the integrated UPS precision power distribution cabinet, the heat dissipation fan blows air into the rear side plate, and the internal unit is blown and cooled through the heat dissipation holes on the rear side plate. The excess wind is dissipated through the air outlet plate at the top end of the rear side plate to blow the dust on the dust-proof pad, keeping the power distribution cabinet clean and tidy.
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Description

Technical Field

[0001] The present invention relates to the technical field of precision power distribution cabinets for data centers, and particularly to a high-density integrated UPS precision power distribution cabinet for data centers. Background Art

[0002] A data center is a specific network of devices for global collaboration, used to transfer, accelerate, display, calculate, and store data information on the Internet network infrastructure. In future development, data centers will also become assets for enterprise competition, and business models will change accordingly. With the widespread application of data centers, artificial intelligence, network security, etc. have emerged one after another, and more users have been brought into the applications of the Internet and mobile phones. With the increase in the number of computers and data, people can also improve their own abilities through continuous learning and accumulation, which is an important symbol of moving towards the information age.

[0003] The emergence of data centers has led to a shift in people's understanding from a quantitative and structured world to an uncertain and unstructured world. It will gradually become a part of the modern social infrastructure like transportation and network communication, and thus have a positive impact on many industries. However, the development of data centers cannot rely solely on experience, but also needs to be truly combined with practice to enable data centers to play their true value and promote the rapid transformation of society.

[0004] When the internal temperature of the integrated UPS precision power distribution cabinet used in a data center rises and a separate cooling fan is used for heat dissipation, since the cooling fan blows directly towards the unit, it will carry some dust and blow it to adhere. At the same time, the wind cooling structure only has a single heat dissipation function. When using an integrated UPS precision power distribution cabinet to install a relatively small unit, it is directly exposed. During the movement of the power distribution cabinet, some components may fall off the unit, and the positioning and protection effect is not good. At the same time, when directly installing it into the interior of the power distribution cabinet body with bolts, when simple maintenance is required, the entire unit also needs to be disassembled for maintenance, and the maintenance is rather inconvenient. Summary of the Invention

[0005] The purpose of the present invention is to provide a high-density integrated UPS precision power distribution cabinet for data centers to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the present invention provides the following technical solutions:

[0007] A high-density integrated UPS precision power distribution cabinet for a data center, including a power distribution cabinet body. A cabinet door is rotatably connected to the front end of the power distribution cabinet body. A heat dissipation and dust removal structure is provided at the inner bottom end of the power distribution cabinet body. The heat dissipation and dust removal structure includes a power converter. A bottom plate is attached to the top end of the power converter, and the bottom plate is fixedly connected to the power distribution cabinet body. A heat dissipation fan is arranged on the right side of the bottom end of the bottom plate, and the heat dissipation fan is fixedly connected to the power distribution cabinet body through bolts. A rear side plate is fixedly connected to the rear end of the power distribution cabinet body. A heat dissipation hole is opened at the front end of the rear side plate. An air outlet plate is fixedly connected to the top end of the rear side plate, and an air outlet groove is opened at the front end of the air outlet plate. A dust-proof pad is attached to the top end of the power distribution cabinet body, and a soft magnetic plate is provided at the bottom end of the dust-proof pad. A separation structure is provided at the inner front end of the power distribution cabinet body. The separation structure includes a protective partition. A support structure is provided at the middle position inside the power distribution cabinet body. The support structure includes a slide rail frame.

[0008] Preferably, a fixing plate is fixedly connected to the outer side of the protective partition, and the fixing plate is attached to the power distribution cabinet body. A magnetic attraction plate is fixedly connected to the outer side of the fixing plate, and the magnetic attraction plate located at the top end is attached to the power distribution cabinet body.

[0009] Preferably, a first sliding plate is fixedly connected to the right side of the fixing plate. A second sliding plate is provided on the left side of the fixing plate, and the second sliding plate is slidably connected to the fixing plate. A pulling plate is fixedly connected to the right side of the second sliding plate, and the pulling plate is slidably connected to the fixing plate. A first spring is fixedly connected to the right end of the pulling plate, and the other end of the first spring is fixedly connected to the fixing plate.

[0010] Preferably, the ends of both the first sliding plate and the second sliding plate are arranged in an arc shape. A chute is opened on the front side frame of the power distribution cabinet body.

[0011] Preferably, a support plate is slidably connected to the top end of the slide rail frame. A unit is placed on the top end of the support plate. A limiting frame is fixedly connected to the outer side of the unit, and the limiting frame is fixedly connected to the support plate. An auxiliary pulley is fixedly connected to the bottom end of the support plate, and the auxiliary pulley is slidably connected to the slide rail frame.

[0012] Preferably, a second spring is fixedly connected to the middle position of the bottom end of the support plate, and the other end of the second spring is fixedly connected to the power distribution cabinet body.

[0013] Preferably, a positioning frame is rotatably connected to the bottom end of the support plate. There are three positioning frames in total, and the positioning frames are evenly arranged. A pulling ring is fixedly connected to the right end of the support plate.

[0014] Preferably, the support plate is made of a stainless steel plate, and the power distribution cabinet body is made of an aluminum alloy plate.

[0015] Preferably, the unit includes a controller and a UPS power supply. The controller executes a power distribution program, and the power distribution cabinet distributes the output according to the actual usage of the backend load.

[0016] Preferably, the implementation method of the power distribution program includes:

[0017] (1) In the starting stage, all backend loads are moved into the running queue, and the controller sends inquiry instructions to the backend loads in the running queue at a first set frequency;

[0018] (2) After receiving the instruction, the backend load reports the status information to the controller. The status information includes whether it is online and the current power. The backend load without a response is defaulted to be offline, removed from the running load queue, and moved to the offline queue. The controller dynamically distributes the output according to the current power of the running load;

[0019] (3) The controller sends inquiry instructions to the objects in the offline queue at a second set frequency, and moves the backend loads with responses out of the offline queue and back into the running queue;

[0020] (4) When a new backend load is added, it is directly moved into the running queue.

[0021] Preferably, the first set frequency is three to five times the second set frequency.

[0022] Compared with the prior art, the beneficial effects of the present invention are:

[0023] 1. In the present invention, through the arranged cooling fan, rear side plate, air outlet plate and dust-proof pad, the staff adsorbs the dust-proof pad in front of the air outlet plate on the power distribution cabinet body. During the use of the integrated UPS precision power distribution cabinet, the cooling fan blows air into the rear side plate, and blows air through the cooling holes on the rear side plate to dissipate heat from the internal unit. The excess wind is dissipated through the air outlet plate at the top of the rear side plate to blow the dust on the dust-proof pad, keeping the power distribution cabinet clean and tidy;

[0024] 2. In the present invention, through the arranged protective partition, fixing plate, magnetic attraction plate and second sliding plate, pull the pull plate to squeeze the first spring to drive the second sliding plate to retract into the protective partition. First, snap the first sliding plate into the sliding groove, align the second sliding plate with the other sliding groove, and the first spring pushes the second sliding plate to snap into the power distribution cabinet body. Slide the protective partition up and down to isolate the smaller components in the unit inside, preventing the smaller components from falling off during the transportation of the power distribution cabinet body;

[0025] 3. In the present invention, by providing a slide rail frame, a support plate, auxiliary pulleys and a second spring, when simple maintenance of the unit is required, directly pull the pull ring to drive the support plate to slide out of the slide rail frame, cooperate with the auxiliary pulleys to be positioned on the slide rail frame, stretch the second spring to pull the unit on the support plate out of the power distribution cabinet body, rotate the positioning frame to open, position the positioning frame on the power distribution cabinet body, expose the unit for repair, after the repair is completed, rotate the positioning frame into the support plate, and the second spring pulls the support plate back to the inside of the power distribution cabinet body.

[0026] 4. In the present invention, the power distribution cabinet integrates a UPS power supply, the power performance is more efficient, and it is seamlessly connected with the UPS to prevent damage to the backend load caused by power outage; a power distribution software is also provided to dynamically control the output according to the actual usage of the backend load, achieving the technical effect of energy conservation and environmental protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 is a schematic diagram of the overall structure of the present invention;

[0028] Figure 2 is a schematic diagram of the installation structure of the protective partition of the present invention;

[0029] Figure 3 For the present invention Figure 1 schematic diagram of the structure at A;

[0030] Figure 4 is a schematic diagram of the installation structure of the movable slide plate of the present invention;

[0031] Figure 5 is a schematic diagram of the installation structure of the support plate of the present invention.

[0032] In the figure: 1 - power distribution cabinet body, 2 - cabinet door, 3 - heat dissipation and dust removal structure, 301 - power converter, 302 - bottom plate, 303 - heat dissipation fan, 304 - rear side plate, 305 - air outlet plate, 306 - dust-proof pad, 307 - heat dissipation hole, 4 - separation structure, 401 - protective partition, 402 - fixing plate, 403 - magnetic attraction plate, 404 - first slide plate, 405 - second slide plate, 406 - pulling plate, 407 - first spring, 408 - sliding groove, 5 - support structure, 501 - slide rail frame, 502 - support plate, 503 - auxiliary pulley, 504 - second spring, 505 - limit frame, 506 - positioning frame, 507 - pull ring, 6 - unit. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0033] Please refer to Figures 1-5 , the present invention provides a technical solution:

[0034] A high-density integrated UPS precision power distribution cabinet for a data center, comprising a power distribution cabinet body 1. A cabinet door 2 is rotatably connected to the front end of the power distribution cabinet body 1. A heat dissipation and dust removal structure 3 is provided at the inner bottom end of the power distribution cabinet body 1. The heat dissipation and dust removal structure 3 includes a power converter 301. A bottom plate 302 is attached to the top end of the power converter 301, and the bottom plate 302 is fixedly connected to the power distribution cabinet body 1. A heat dissipation fan 303 is provided on the right side of the bottom end of the bottom plate 302, and the heat dissipation fan 303 is fixedly connected to the power distribution cabinet body 1 by bolts. A rear side plate 304 is fixedly connected to the rear end of the power distribution cabinet body 1. A heat dissipation hole 307 is opened at the front end of the rear side plate 304. The heat dissipation fan 303 blows wind into the rear side plate 304 and blows it into the unit 6 in the power distribution cabinet body 1 through the heat dissipation hole 307 for heat dissipation, and a part of the dust can be isolated. An air outlet plate 305 is fixedly connected to the top end of the rear side plate 304, and an air outlet groove is opened at the front end of the air outlet plate 305. A dust-proof pad 306 is attached to the top end of the power distribution cabinet body 1, and a soft magnetic plate is provided at the bottom end of the dust-proof pad 306. It is adsorbed to the top end of the power distribution cabinet body 1 through the soft magnetic plate at the bottom end of the dust-proof plate 306 for positioning. The redundant wind is blown out through the air outlet plate 305 to blow off the dust on the dust-proof pad 305. A separation structure 4 is provided at the inner front end of the power distribution cabinet body 1. The separation structure 4 includes a protective partition 401. A support structure 5 is provided at the middle position inside the power distribution cabinet body 1. The support structure 5 includes a slide rail frame 501.

[0035] A fixing plate 402 is fixedly connected to the outer side of the protection partition plate 401, and the fixing plate 402 is attached to the power distribution cabinet body 1. A magnetic attraction plate 403 is fixedly connected to the outer side of the fixing plate 402, and the magnetic attraction plate 403 at the top is attached to the power distribution cabinet body 1, facilitating the movement of the fixing plate 402 on the outer side of the protection partition plate 401 inside the power distribution cabinet body 1. The fixing plate 402 is adsorbed and positioned on the inner wall of the power distribution cabinet body 1 through the magnetic attraction plate 403 on the outer side of the fixing plate 402 to position the protection partition plate 401. A first sliding plate 404 is fixedly connected to the right side of the fixing plate 402, and a second sliding plate 405 is provided on the left side of the fixing plate 402. The second sliding plate 405 is slidably connected to the fixing plate 402. A pulling plate 406 is fixedly connected to the right side of the second sliding plate 405, and the pulling plate 406 is slidably connected to the fixing plate 402. A first spring 407 is fixedly connected to the right end of the pulling plate 406, and the other end of the first spring 407 is fixedly connected to the fixing plate 402. The fixing plate 402 is positioned in the power distribution cabinet body 1 through the cooperation of the first sliding plate 404 and the second sliding plate 405. By pulling the pulling plate 406 inside the fixing plate 402 and squeezing the first spring 407, the second sliding plate 405 is retracted into the inside of the fixing plate 402, facilitating the installation or disassembly of the fixing plate 402. The ends of both the first sliding plate 404 and the second sliding plate 405 are arranged in an arc shape. A chute 408 is provided on the front side frame of the power distribution cabinet body 1. The arc-shaped ends of the first sliding plate 404 and the second sliding plate 405 are snapped into the chute 408 for positioning, making it easier to slide the protection partition plate 401. A support plate 502 is slidably connected to the top of the slide rail frame 501. A unit 6 is placed on the top of the support plate 502. A limiting frame 505 is fixedly connected to the outer side of the unit 6, and the limiting frame 505 is fixedly connected to the support plate 502. An auxiliary pulley 503 is fixedly connected to the bottom end of the support plate 502, and the auxiliary pulley 503 is slidably connected to the slide rail frame 501, facilitating the sliding of the support plate 502 inside the limiting frame 505. With the cooperation of the auxiliary pulley 503, it can move more stably. A second spring 504 is fixedly connected to the middle position at the bottom end of the support plate 502, and the other end of the second spring 504 is fixedly connected to the power distribution cabinet body 1. When the support plate 502 is pulled outwards, the second spring 504 will be stretched, facilitating the reset of the support plate 502. A positioning frame 506 is rotatably connected to the bottom end of the support plate 502. There are three positioning frames 506 in total, and the positioning frames 506 are evenly arranged. A pull ring 507 is fixedly connected to the right end of the support plate 502. After the support plate 502 is opened, the positioning frame 506 at the bottom end is rotated to open, positioning the support plate 502 on the power distribution cabinet body 1 and exposing the unit 6 above for easy maintenance. The three arranged positioning frames 506 can control different pulling-out lengths of the support plate 502. The support plate 502 is made of a stainless steel plate, and the power distribution cabinet body 1 is made of an aluminum alloy plate. The stainless steel support plate 502 can prevent rusting with the unit 6, and the aluminum alloy power distribution cabinet body 1 can reduce the overall mass.

[0036] Unit 6 includes a controller and a UPS power supply. The controller executes a power distribution program, and the power distribution cabinet distributes the output according to the actual usage of the backend load; The implementation method of the power distribution program includes:

[0037] (1) At the start stage, move all backend loads into the running queue, and the controller sends inquiry instructions to the backend loads in the running queue at the first set frequency;

[0038] (2) After receiving the instruction, the backend load reports the status information to the controller. The status information includes whether it is online and the current power. The backend load without a response is defaulted to be offline, removed from the running load queue, and moved to the offline queue. The controller dynamically distributes the output according to the current power of the running load;

[0039] (3) The controller sends inquiry instructions to the objects in the offline queue at the second set frequency, and moves the backend loads with responses out of the offline queue and back into the running queue;

[0040] (4) When a new backend load is added, it is directly moved into the running queue.

[0041] Among them, the first set frequency is three to five times the second set frequency.

[0042] Workflow: The staff installs the unit 6 on the support plate 502 in the support structure 5, positions the unit 6 through the limit frame 505 on the support plate 502. After all the upper and lower support plates 502 are installed with the unit 6, take out the protective partition 401 in the separation structure 4, pull the pull plate 406 in front of the fixed plate 402. The pull plate 406 squeezes the first spring 407 to compress and deform, driving the second slide plate 405 to retract inside the fixed plate 402. First, snap the first slide plate 404 on the right side of the protective partition 401 into the chute 408 on the front side of the power distribution cabinet body 1, push the second slide plate 405 on the left side of the protective partition 401 to dock with the chute 408, release the pull plate 406, and the first spring 407 pushes the pull plate 406 to snap the second slide plate 405 into the inside of the chute 408. Install the protective partition 401, slide the fixed plate 402 to move above or below the front side inside the power distribution cabinet body 1, and adsorb it to the power distribution cabinet body 1 through the magnetic attraction plate 403 on the outside of the fixed plate 402 to intercept and isolate the smaller unit 6 components, preventing the smaller unit 6 components from falling off during transportation. Take out the dust-proof pad 306 and adsorb it to the top of the power distribution cabinet body 1, place it in front of the front air outlet of the air outlet plate 305. During the operation of the integrated UPS precision power distribution cabinet body 1, the power converter 301 in the heat dissipation and dust removal structure 3 starts to work, controls the heat dissipation fan 303 to start working, blows the wind into the cavity of the rear side plate 304, and blows the wind into the unit 6 through the heat dissipation holes 307 of the rear side plate 304 for cooling. At the same time, the excess wind is blown out through the air outlet of the air outlet plate 305 at the top of the rear side plate 304 to blow off the dust falling on the dust-proof pad 306 and maintain the cleanliness of the power distribution cabinet body 1. After using the power distribution cabinet body 1 for a period of time, it is necessary to perform simple maintenance on the unit 6. Pull the pull ring 507, pull out the support plate 502 from the slide rail frame 501. With the assistance of the auxiliary pulley 503 at the bottom of the support plate 502, it can move more stably. The second spring 504 stretches, and pulls out the unit 6 at the top of the support plate 502 from the power distribution cabinet body 1. Rotate the positioning frame 506 at the bottom of the support plate 502 to open, and position the support plate 502 on the right side of the power distribution cabinet body 1 to repair the unit 6.

[0043] In this article, specific examples are used to elaborate on the principles and implementation methods of the present invention. The descriptions of the above examples are only used to help understand the method and its core idea of the present invention. The above are only the preferred implementation methods of the present invention. It should be noted that due to the limited nature of written expression and the objectively infinite specific structures, for those of ordinary skill in the art in this technical field, without departing from the principles of the present invention, several improvements, refinements or changes can be made, or the above technical features can be combined in an appropriate manner; these improvements, refinements, changes or combinations, or directly applying the concept and technical solution of the invention to other occasions without improvement, should all be regarded as the protection scope of the present invention.

Claims

1. A high-density integrated UPS precision power distribution cabinet for a data center, comprising a power distribution cabinet body (1), characterized in that: A cabinet door (2) is rotatably connected to the front end of the power distribution cabinet body (1). A heat dissipation and dust removal structure (3) is provided at the inner bottom end of the power distribution cabinet body (1). The heat dissipation and dust removal structure (3) includes a power converter (301). A bottom plate (302) is attached to the top end of the power converter (301), and the bottom plate (302) is fixedly connected to the power distribution cabinet body (1). A heat dissipation fan (303) is arranged on the right side of the bottom end of the bottom plate (302), and the heat dissipation fan (303) is fixedly connected to the power distribution cabinet body (1) by bolts. A rear side plate (304) is fixedly connected to the rear end of the power distribution cabinet body (1). A heat dissipation hole (307) is formed in the front end of the rear side plate (304). The rear side plate (304) has a cavity, and the heat dissipation hole (307) communicates with the cavity. An air outlet plate (305) is fixedly connected to the top end of the rear side plate (304), and an air outlet groove is formed in the front end of the air outlet plate (305). A dust-proof pad (306) is attached to the top end of the power distribution cabinet body (1), and a soft magnetic plate is provided at the bottom end of the dust-proof pad (306). A separation structure (4) is provided at the inner front end of the power distribution cabinet body (1). The separation structure (4) includes a protective partition (401). A support structure (5) is provided at the middle position inside the power distribution cabinet body (1). The support structure (5) includes a slide rail frame (501).

2. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 1, wherein: A fixing plate (402) is fixedly connected to the outer side of the protective partition (401), and the fixing plate (402) is attached to the power distribution cabinet body (1). A magnetic attraction plate (403) is fixedly connected to the outer side of the fixing plate (402), and the magnetic attraction plate (403) located at the top end is attached to the power distribution cabinet body (1).

3. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 2, characterized in that: A first sliding plate (404) is fixedly connected to the right side of the fixing plate (402). A second sliding plate (405) is provided on the left side of the fixing plate (402), and the second sliding plate (405) is slidably connected to the fixing plate (402). A pulling plate (406) is fixedly connected to the right side of the second sliding plate (405), and the pulling plate (406) is slidably connected to the fixing plate (402). A first spring (407) is fixedly connected to the right end of the pulling plate (406), and the other end of the first spring (407) is fixedly connected to the fixing plate (402).

4. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 3, wherein: The ends of both the first sliding plate (404) and the second sliding plate (405) are arranged in an arc shape. A chute (408) is formed in the front side frame of the power distribution cabinet body (1).

5. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 1, wherein: A support plate (502) is slidably connected to the top end of the slide rail frame (501). A unit (6) is placed on the top end of the support plate (502). A limiting frame (505) is fixedly connected to the outer side of the unit (6), and the limiting frame (505) is fixedly connected to the support plate (502). An auxiliary pulley (503) is fixedly connected to the bottom end of the support plate (502), and the auxiliary pulley (503) is slidably connected to the slide rail frame (501).

6. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 5, wherein: A second spring (504) is fixedly connected to the middle position of the bottom end of the support plate (502), and the other end of the second spring (504) is fixedly connected to the power distribution cabinet body (1).

7. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 5, characterized in that: The bottom end of the support plate (502) is rotatably connected to a positioning frame (506). There are three positioning frames (506) in total, and the positioning frames (506) are evenly arranged. A pull ring (507) is fixedly connected to the right end of the support plate (502).

8. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 5, wherein: The support plate (502) is made of a stainless steel plate, and the power distribution cabinet body (1) is made of an aluminum alloy plate.

9. The high-density integrated UPS precision power distribution cabinet for a data center according to claim 5, characterized in that: The unit (6) includes a controller and a UPS power supply. The controller executes a power distribution program, and the power distribution cabinet distributes output according to the actual usage of the backend load.

10. A high-density integrated UPS precision power distribution cabinet for a data center according to claim 9, characterized in that: The implementation method of the power distribution program includes (1) In the starting stage, all backend loads are moved into the operation queue, and the controller sends inquiry instructions to the backend loads in the operation queue at a first set frequency; (2) After receiving the instruction, the backend load reports status information to the controller. The status information includes whether it is online and the current power. The backend load without a response is defaulted to be offline, removed from the operation load queue, and moved to the offline queue. The controller dynamically distributes output according to the current power of the operation load; (3) The controller sends inquiry instructions to the objects in the offline queue at a second set frequency, and removes the backend load with a response from the offline queue and moves it back into the operation queue; (4) When a new backend load is added, it is directly moved into the operation queue; Among them, the first set frequency is three to five times the second set frequency.

Citation Information

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