CN114756099A - Protection system and method for cold liquid distribution device, cold liquid distribution device and cabinet - Google Patents
Protection system and method for cold liquid distribution device, cold liquid distribution device and cabinet Download PDFInfo
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- CN114756099A CN114756099A CN202210403887.3A CN202210403887A CN114756099A CN 114756099 A CN114756099 A CN 114756099A CN 202210403887 A CN202210403887 A CN 202210403887A CN 114756099 A CN114756099 A CN 114756099A
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- 239000007788 liquid Substances 0.000 title claims abstract description 118
- 238000009826 distribution Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 238000010438 heat treatment Methods 0.000 claims abstract description 55
- 230000004044 response Effects 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims 1
- 230000005494 condensation Effects 0.000 abstract description 10
- 238000009833 condensation Methods 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004590 computer program Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Devices For Dispensing Beverages (AREA)
Abstract
The invention discloses a protection system and a method for a liquid cooling distribution device, the liquid cooling distribution device and a cabinet, wherein the protection system comprises: the water heater comprises a microcontroller, a water tank, a liquid heating device arranged in the water tank, a water inlet pipe and a water outlet pipe arranged on the water tank, and temperature sensors respectively arranged on the water tank, the water inlet pipe and the water outlet pipe, wherein the liquid heating device and the temperature sensors are respectively in communication connection with the microcontroller; the temperature sensor is configured to monitor the temperature of the liquid in the water inlet pipe, the water outlet pipe and the water tank and send the temperature to the microcontroller in real time; the microcontroller is configured to receive the temperature and issue a heating command to the liquid heating device to heat liquid in the tank through the liquid heating device in response to the temperature being less than a first preset temperature. By the scheme of the invention, the liquid in the cold liquid distribution device can be heated, and the problem that the cold liquid distribution device is burnt due to condensation generated by too low water temperature of the cold liquid distribution device is solved.
Description
Technical Field
The invention relates to the technical field of computers, in particular to a protection system and method for a liquid cooling distribution device, the liquid cooling distribution device and a cabinet.
Background
Nowadays, an air-cooled CDU (Coolant Distribution Unit) cannot be heated at a constant temperature, so that condensation is generated when the temperature of inlet water is lower than a set value, and once the condensation drops into a server mainboard or a board card, the mainboard or the board card is burnt, and the CDU still continues to operate, so that the CDU is burnt due to too little water or idling of a pump.
Disclosure of Invention
In view of this, the invention provides a protection system and method for a cold liquid distribution device, the cold liquid distribution device and a cabinet, which can heat liquid in the cold liquid distribution device, so as to prevent the cold liquid distribution device from being burnt out due to too low water quantity or pump idling of a CDU caused by condensation generated by too low water temperature, and even the server mainboard or board card can be burnt out once the condensation drops into the server mainboard or board card.
In view of the above, an aspect of the embodiments of the present invention provides a protection system for a cold liquid dispensing device, where the protection system specifically includes:
the temperature sensor is arranged on the water tank, the water inlet pipe and the water outlet pipe respectively, and the liquid heating device and the temperature sensor are in communication connection with the microcontroller respectively;
the temperature sensor is configured to monitor the temperature of the water inlet pipe, the water outlet pipe and the liquid in the water tank and send the temperature to the microcontroller in real time;
the microcontroller is configured to receive the temperature and issue a heating command to a liquid heating device to heat liquid in the tank through the liquid heating device in response to the temperature being less than a first preset temperature.
In some embodiments, the protection system further comprises a power switch and a flow leakage sensor respectively disposed on the water tank, the water inlet pipe and the water outlet pipe, wherein the power switch and the flow leakage sensor are respectively in communication connection with the microcontroller;
the flow leakage sensor is configured to monitor the pressure of the liquid in the water inlet pipe, the water outlet pipe and the water tank and send the pressure to the microcontroller in real time;
the microcontroller is configured to send a power-off command to the power switch to cut off power to the cold fluid dispensing device from the power source in response to the received pressure not being within the preset pressure range.
In some embodiments, the protection system further comprises a fan;
the microcontroller is configured to issue corresponding instructions to the fan to cool the liquid in the water tank via the fan in response to the temperature being greater than a second preset temperature.
In some embodiments, the microcontroller is further configured to issue a stop command to the liquid heating device to cause the liquid heating device to stop heating the liquid in the tank in response to the temperature being greater than or equal to a first preset temperature and the liquid heating device having been activated.
In some embodiments, the microcontroller is further configured to start timing after issuing a heating command to the liquid heating device, and to send a power-off command to the power switch to cut off power to the cold liquid dispensing device in response to the temperature received after timing for a first predetermined time remaining less than the first predetermined temperature.
In some embodiments, the power switch comprises a fuse;
sending a power-off command to the power switch to cut off power to the cold liquid dispensing device from the power supply comprises:
and sending a power-off command to the power switch to enable the power switch to blow the fuse to cut off power supply of the power supply to the cold liquid distribution device.
In another aspect of the embodiments of the present invention, there is also provided a protection method for a cold liquid distribution device, where the following steps are performed based on the protection system as described above:
the temperature sensor monitors the temperature of liquid in the water inlet pipe, the water outlet pipe and the water tank and sends the temperature to the microcontroller in real time;
and the microcontroller receives the temperature and responds to the temperature smaller than a first preset temperature, and issues a heating instruction to the liquid heating device so as to heat the liquid in the water tank through the liquid heating device.
In some embodiments, a method comprises:
the flow leakage sensor monitors the liquid pressure in the water inlet pipe, the water outlet pipe and the water tank and sends the pressure to the microcontroller in real time;
and the microcontroller responds to the fact that the received pressure is not within the preset pressure range, and sends a power-off command to the power switch to cut off the power supply of the power supply to the cold liquid distribution device.
In another aspect of the embodiments of the present invention, there is also provided a cold liquid dispensing apparatus, including the protection system as described above.
In another aspect of the embodiment of the present invention, there is also provided a server cabinet, including the cold liquid distribution apparatus as described above.
The invention has at least the following beneficial technical effects: according to the technical scheme, when the temperature of the liquid in the CDU is too low, namely the first preset temperature, the liquid in the water tank is heated, so that condensation caused by too low temperature of the CDU is avoided, and the problem of a server mainboard or a board card caused by dripping of the condensation into the server mainboard or the board card is avoided; and when the CDU leaks, the power can be timely cut off, so that the problems that the CDU is burnt and the like due to too little liquid or idling in the CDU are avoided.
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 description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained by using the drawings without creative efforts.
FIG. 1 is a schematic view of one embodiment of a protection system for a cold fluid dispensing apparatus provided in accordance with the present invention;
FIG. 2 is a schematic diagram of a communication connection structure of a protection device according to an embodiment of the present invention
FIG. 3 is a block diagram of one embodiment of a protection method for a cold liquid dispensing device provided by the present invention;
FIG. 4 is a schematic structural diagram of an embodiment of a cold liquid dispensing apparatus provided in the present invention;
fig. 5 is a schematic structural diagram of a server rack according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are only used for convenience of expression and should not be construed as a limitation to the embodiments of the present invention, and no description is given in the following embodiments.
In view of the above objects, a first aspect of embodiments of the present invention proposes an embodiment of a protection system for a cold liquid dispensing device.
As shown in fig. 1, the protection system specifically includes: the micro-controller 100 and the water tank 110 are arranged on a shell of a cold liquid distribution unit (CDU), the liquid heating device 111 is arranged in the water tank 110, the water inlet pipe 120 and the water outlet pipe 130 are arranged on the water tank, the temperature sensors 140 are respectively arranged on the water tank 110, the water inlet pipe 120 and the water outlet pipe 130, and the liquid heating device 111 and the temperature sensors 140 are respectively in communication connection with the micro-controller 100.
Fig. 2 is a schematic view of a communication connection structure of the protection device according to the present invention.
Referring to fig. 1 and 2, the temperature sensors on the water inlet pipe 120, the water outlet pipe 130 and the water tank 110 are respectively used for monitoring the temperature of the liquid in the water inlet pipe 120, the water outlet pipe 130 and the water tank 110 and sending the temperature to the microcontroller 100 in real time; the microcontroller 100 receives the temperatures sent by the temperature sensors 140 on the water inlet pipe 120, the water outlet pipe 130 and the water tank 110 and sends a heating instruction to the liquid heating device 111 in response to that the temperature sent by any one of the temperature sensors 140 is less than a first preset temperature. After receiving the heating instruction, the liquid heating device 111 starts to heat the liquid in the water tank, and stops heating after heating to the first preset temperature.
The first preset temperature is set by a user according to the operation condition of the CDU, for example, 40 ℃, 45 ℃ and the like, but is not limited thereto, and may also be other temperatures set by the user.
Through above-mentioned protection system, can be in CDU liquid temperature cross when low, when first preset temperature promptly, heat the liquid in the water tank to avoid CDU to cross the production condensation because of the temperature is low, avoid instiling into server mainboard or integrated circuit board because of the condensation, thereby lead to the problem of server mainboard or integrated circuit board.
With reference to fig. 1 and 2, in some embodiments, the protection system further includes a power switch 150 and a flow leakage sensor 160 respectively disposed on the water tank, the water inlet pipe and the water outlet pipe, wherein the power switch 150 and the flow leakage sensor 160 are respectively in communication with the microcontroller 100;
the flow leakage sensors 160 on the water inlet pipe 120, the water outlet pipe 130 and the water tank 110 are used for monitoring the pressure of the liquid in the water inlet pipe 120, the water outlet pipe 130 and the water tank 110 and sending the respective monitored pressure to the microcontroller 100 in real time;
the microcontroller 100 is configured to receive the pressures sent from the respective flow leakage sensors 160, and send a power-off command to the power switch 150 to cut off power to the cold fluid dispensing device in response to the received pressures not being within the preset pressure range.
Wherein the preset pressure range is set by the user according to the operation condition of the CDU, similar to the first preset temperature.
Through above-mentioned protection system, can in time cut off the power supply to the CDU when the CDU takes place the weeping, avoid in the CDU liquid too little or idle running to lead to CDU to burn the scheduling problem.
With reference to fig. 1 and 2, in some embodiments, the protection system further includes a plurality of fans 170 disposed on a fan wall disposed on the CDU housing;
the microcontroller is configured to issue corresponding instructions to the fan to cool the liquid in the water tank via the fan in response to the temperature being greater than a second preset temperature.
Specifically, the second preset temperature is higher than the first preset temperature, and when the temperature of the liquid in the CDU exceeds the second preset temperature, the microcontroller sends a starting instruction to the fan so as to cool the liquid in the CDU through the fan, so that the liquid in the CDU is prevented from being too high.
Furthermore, the microcontroller can also send corresponding instructions to the fan according to the currently received temperature so as to adjust the rotating speed of the fan, so that the cooling efficiency is improved, and the power supply is saved.
In some embodiments, the microcontroller is further configured to issue a stop command to the liquid heating device to cause the liquid heating device to stop heating the liquid in the tank in response to the temperature being greater than or equal to a first preset temperature and the liquid heating device having been activated.
In some embodiments, the microcontroller is further configured to start timing after issuing a heating command to the liquid heating device, and to send a power-off command to the power switch to cut off power to the cold liquid dispensing device in response to the temperature received after timing for a first predetermined time remaining less than the first predetermined temperature.
Specifically, if the microcontroller issues a heating instruction to the liquid heating device, after a first preset time, for example, 1min, it is found that the temperature of the liquid in the CDU is still lower than the first preset temperature or does not rise, or even continues to fall, it is determined that the liquid heating device has a fault, and in order to avoid the CDU from being burned down due to condensation caused by too low temperature of the water in the CDU, the microcontroller sends a power-off instruction to the power switch to cut off the power supply of the power supply to the cold liquid distribution device.
In some embodiments, the power switch comprises a fuse;
sending a power-off command to the power switch to cut off power to the cold liquid dispensing device from the power supply comprises:
and sending a power-off command to the power switch to enable the power switch to blow the fuse to cut off power supply of the power supply to the cold liquid distribution device.
In some embodiments, the number of the temperature sensors or the flow leakage sensors provided on the water tank, the inlet pipe and the outlet pipe is at least one, but not limited thereto, and may be 2, 3 or more. The number of liquid heating means is preferably two in order to heat the liquid in the tank more uniformly, e.g. 2, 4 etc.
In some embodiments, the liquid heating means comprises heating rods, heaters, or the like for heating the liquid in the CDU water tank.
Based on the same inventive concept, according to another aspect of the present invention, as shown in fig. 3, an embodiment of the present invention further provides a protection method for a cold liquid distribution device, based on the protection system as described above, the following steps are performed:
s101, monitoring the temperature of liquid in a water inlet pipe, a water outlet pipe and a water tank by a temperature sensor, and sending the temperature to a microcontroller in real time;
and S103, receiving the temperature by the microcontroller, responding to the temperature smaller than a first preset temperature, and giving a heating instruction to the liquid heating device to heat the liquid in the water tank through the liquid heating device.
In some embodiments, a method comprises:
the flow leakage sensor monitors the liquid pressure in the water inlet pipe, the water outlet pipe and the water tank and sends the pressure to the microcontroller in real time;
and the microcontroller responds to the fact that the received pressure is not within the preset pressure range, and sends a power-off command to the power switch to cut off the power supply of the power supply to the cold liquid distribution device.
Based on the same inventive concept, according to another aspect of the present invention, as shown in fig. 4, an embodiment of the present invention further provides a cold liquid dispensing device 40 comprising a protection system 410 as described above.
Based on the same inventive concept, according to another aspect of the present invention, as shown in fig. 5, an embodiment of the present invention further provides a server cabinet 50, including the cold liquid distribution apparatus 510 as described above.
The embodiment of the invention also comprises corresponding computer equipment. The computer device comprises a memory, at least one processor and a computer program stored on the memory and executable on the processor, the processor performing any of the above methods when executing the program.
Finally, it should be noted that, as understood by those skilled in the art, all or part of the processes in the methods of the embodiments described above may be implemented by instructing relevant hardware by a computer program, and the program may be stored in a computer-readable storage medium, and when executed, may include the processes of the embodiments of the methods described above. The storage medium of the program may be a magnetic disk, an optical disk, a read-only memory (ROM), or a Random Access Memory (RAM). The embodiments of the computer program may achieve the same or similar effects as any of the above-described method embodiments.
Those of skill would further appreciate that the various illustrative logical blocks, modules, circuits, and algorithm steps described in connection with the disclosure herein may be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate this interchangeability of hardware and software, various illustrative components, blocks, modules, circuits, and steps have been described above generally in terms of their functionality. Whether such functionality is implemented as software or hardware depends upon the particular application and design constraints imposed on the overall system. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments of the present invention.
The foregoing is an exemplary embodiment of the present disclosure, but it should be noted that various changes and modifications could be made herein without departing from the scope of the present disclosure as defined by the appended claims. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. The numbers of the embodiments disclosed in the embodiments of the present invention are merely for description, and do not represent the merits of the embodiments. Furthermore, although elements of the disclosed embodiments of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
It should be understood that, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly supports the exception. It should also be understood that "and/or" as used herein is meant to include any and all possible combinations of one or more of the associated listed items.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to these examples; within the idea of an embodiment of the invention, also technical features in the above embodiment or in different embodiments may be combined and there are many other variations of the different aspects of the embodiments of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present invention are intended to be included within the scope of the embodiments of the present invention.
Claims (10)
1. A protective system for a cold liquid dispensing apparatus, comprising:
the temperature sensor is arranged on the water tank, the water inlet pipe and the water outlet pipe respectively, and the liquid heating device and the temperature sensor are in communication connection with the microcontroller respectively;
the temperature sensor is configured to monitor the temperature of the water inlet pipe, the water outlet pipe and the liquid in the water tank and send the temperature to the microcontroller in real time;
the microcontroller is configured to receive the temperature and issue a heating command to a liquid heating device to heat liquid in the tank through the liquid heating device in response to the temperature being less than a first preset temperature.
2. The system of claim 1, further comprising a power switch and a flow leakage sensor respectively disposed on the water tank, the water inlet pipe and the water outlet pipe, the power switch and the flow leakage sensor being respectively in communication with the microcontroller;
the flow leakage sensor is configured to monitor the pressure of the liquid in the water inlet pipe, the water outlet pipe and the water tank and send the pressure to the microcontroller in real time;
the microcontroller is configured to send a power-off command to the power switch to cut off power to the cold fluid dispensing device from the power source in response to the received pressure not being within the preset pressure range.
3. The system of claim 1, further comprising a fan;
the microcontroller is configured to issue corresponding instructions to the fan to cool the liquid in the water tank via the fan in response to the temperature being greater than a second preset temperature.
4. The system of claim 1, wherein the microcontroller is further configured to issue a stop command to the liquid heating device to cause the liquid heating device to stop heating the liquid in the tank in response to the temperature being greater than or equal to a first preset temperature and the liquid heating device having been activated.
5. The system of claim 2, wherein the microcontroller is further configured to initiate a timer after issuing a heating command to the liquid heating device, and to send a power-off command to the power switch to cut off power to the cold liquid dispensing device in response to the temperature received after a first predetermined time of timer remaining less than the first predetermined temperature.
6. The system of claim 2 or 5, wherein the power switch comprises a fuse;
sending a power-off command to the power switch to cut off power to the cold liquid dispensing device from the power supply comprises:
and sending a power-off command to the power switch to enable the power switch to blow the fuse to cut off power supply of the power supply to the cold liquid distribution device.
7. A protection method for a cold liquid distribution device, characterized in that the following steps are carried out on the basis of a protection system according to any one of claims 1 to 6:
the temperature sensor monitors the temperature of liquid in the water inlet pipe, the water outlet pipe and the water tank and sends the temperature to the microcontroller in real time;
the microcontroller receives the temperature and responds to the temperature is less than a first preset temperature, and a heating instruction is given to the liquid heating device so as to heat the liquid in the water tank through the liquid heating device.
8. The method of claim 7, comprising:
the flow leakage sensor monitors the liquid pressure in the water inlet pipe, the water outlet pipe and the water tank and sends the pressure to the microcontroller in real time;
and the microcontroller responds to the fact that the received pressure is not within the preset pressure range, and sends a power-off command to the power switch to cut off the power supply of the power supply to the cold liquid distribution device.
9. A cold liquid dispensing device, comprising a protection system according to any one of claims 1 to 6.
10. A server cabinet comprising a cold fluid distribution apparatus as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210403887.3A CN114756099A (en) | 2022-04-18 | 2022-04-18 | Protection system and method for cold liquid distribution device, cold liquid distribution device and cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210403887.3A CN114756099A (en) | 2022-04-18 | 2022-04-18 | Protection system and method for cold liquid distribution device, cold liquid distribution device and cabinet |
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| CN114756099A true CN114756099A (en) | 2022-07-15 |
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| CN202210403887.3A Pending CN114756099A (en) | 2022-04-18 | 2022-04-18 | Protection system and method for cold liquid distribution device, cold liquid distribution device and cabinet |
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| CN103743004A (en) * | 2014-01-09 | 2014-04-23 | 南京佳力图空调机电有限公司 | Energy-saving refrigeration device of container-type data center |
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| CN205783975U (en) * | 2016-05-23 | 2016-12-07 | 广东海悟科技有限公司 | A kind of anti-condensation hot-pipe system |
| US20170290202A1 (en) * | 2014-01-08 | 2017-10-05 | Tango Tech, Inc. | Multiple server architecture, server module, and cooler module systems and architecture |
| CN110557925A (en) * | 2018-06-04 | 2019-12-10 | 百度（美国）有限责任公司 | Liquid cooled leak detection and response system for data center electronics racks |
| CN112527032A (en) * | 2019-09-17 | 2021-03-19 | 北京金风科创风电设备有限公司 | Method, device and system for monitoring humidity of electric control cabinet |
-
2022
- 2022-04-18 CN CN202210403887.3A patent/CN114756099A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140318167A1 (en) * | 2013-04-26 | 2014-10-30 | Fujitsu Limited | Evaporator, cooling device, and electronic apparatus |
| US20170290202A1 (en) * | 2014-01-08 | 2017-10-05 | Tango Tech, Inc. | Multiple server architecture, server module, and cooler module systems and architecture |
| CN103743004A (en) * | 2014-01-09 | 2014-04-23 | 南京佳力图空调机电有限公司 | Energy-saving refrigeration device of container-type data center |
| CN205783975U (en) * | 2016-05-23 | 2016-12-07 | 广东海悟科技有限公司 | A kind of anti-condensation hot-pipe system |
| CN110557925A (en) * | 2018-06-04 | 2019-12-10 | 百度（美国）有限责任公司 | Liquid cooled leak detection and response system for data center electronics racks |
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