Single-phase liquid cooling cabinet cooling liquid compatibility testing device and method

Abstract

The invention discloses a single-phase liquid cooling cabinet cooling liquid compatibility testing device and method in the field of compatibility testing, and the device comprises a housing, the side surface of the housing is connected with a heating assembly, the housing is internally connected with a partition plate, the top of the housing is connected with a cover plate, the top of the cover plate is connected with a temperature sensor, and the cover plate is provided with a plurality of through holes. According to the device, the accuracy of a compatibility detection result can be effectively improved, the conductivity of the cooling liquid is detected, the concentration of a conductive substance in the cooling liquid can be deduced, and the accuracy of the compatibility detection result is improved. And calculating the compatibility loss degree of the equipment surface.

Description

Technical Field

[0001] The present invention relates to the technical field of compatibility testing, and in particular to a device and method for testing the compatibility of a coolant in a single-phase liquid cooling cabinet. Background Art

[0002] In single-phase immersion cooling technology, the server is immersed in coolant for a long time. The types of coolants currently used mainly include hydrocarbons, esters, silicones and fluorides. The materials that make up server components include a variety of polymer materials (such as plastics, rubbers, adhesives, fibers and coatings, etc.) and metals. If the coolant is not compatible with a material in the server, it may cause server failure, damage to the appearance of the equipment, or degradation of the insulation performance of the coolant. Therefore, testing the compatibility of single-phase coolant and server is an important task in the practical application of single-phase immersion cooling technology.

[0003] A Chinese patent with announcement number CN221078580U discloses a compatibility testing device; the compatibility testing device provided in this application includes a heating device, a Soxhlet extractor and a chiller. A solid-liquid compatibility reaction sample is placed in the flask of the Soxhlet extractor. The heating device located below the Soxhlet extractor heats the Soxhlet extractor, and the solid-liquid compatibility reaction sample undergoes a high-temperature compatibility reaction. After the liquid sample is vaporized and boiled, it is condensed by the chiller and refluxed to the Soxhlet extractor for a high-temperature compatibility reaction, thereby solving the technical problem of the lack of a testing device for the high-temperature compatibility reaction of solid-liquid materials in the prior art.

[0004] However, the above disclosed solution has the following shortcomings: the above device detects the compatibility of the coolant by bringing the coolant into contact with the electrical equipment, but it is not convenient to detect the implicit compatibility effect when the above device is used, so there are errors in the compatibility test results. Summary of the invention

[0005] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and the invention title of the present invention to avoid blurring the purpose of this section, the specification abstract and the invention title, and such simplifications or omissions cannot be used to limit the scope of the present invention.

[0006] The purpose of the present invention is to address the technical problems existing in the background technology. The present invention proposes a single-phase liquid-cooled cabinet coolant compatibility testing device and method. The present invention can effectively improve the accuracy of the compatibility test results through this device. By detecting the conductivity of the coolant, the concentration of free metal ions in the coolant can be determined, and then the compatibility loss degree of the surface of the electrical equipment can be calculated.

[0007] The present invention proposes a single-phase liquid cooling cabinet coolant compatibility testing device and method, comprising a shell, a heating component connected to the side of the shell, a partition plate connected inside the shell, and a cover plate connected to the top of the shell; The top of the cover is connected with a temperature sensor, the cover is provided with a plurality of through holes, the inside of the through holes of the cover is slidably connected with an insert shell, and the top of the cover is connected with a detection component.

[0008] By adopting the above technical solution, this solution can improve the accuracy of coolant compatibility detection through the detection component compared with the traditional compatibility detection device.

[0009] Preferably, the detection component includes a fixed conductive electrode connected to the top of the cover plate, the bottom of the fixed conductive electrode extends into the interior of the shell, the top of the cover plate is provided with a sliding groove, the inner wall of the sliding groove is slidably connected to the sliding conductive electrode, the top of the fixed conductive electrode is connected to a telescopic conductive member, the telescopic end of the telescopic conductive member is connected to the sliding conductive electrode, and the top of the telescopic conductive member is connected to an instrument panel.

[0010] By adopting the above technical solution, this solution can calculate how much metal ions are dissolved in the coolant by detecting the conductivity of the coolant, and further calculate the degree of compatibility between the casing of the electrical equipment and the coolant.

[0011] Preferably, a circulation pump is connected inside the shell, and connecting pipes are provided at both ends of the circulation pump, and the connecting pipes on both sides penetrate the partition plate.

[0012] By adopting the above technical solution, the present solution can circulate the coolant inside the shell through the circulation pump, thereby ensuring uniform compatibility detection of the device.

[0013] Preferably, the heating assembly includes a control panel and a heating element, the heating element is arranged on the side of the inner wall of the shell, the heating element is control-connected to the control panel, the control panel is connected to the outside of the shell, and a display screen and control buttons are provided on the control panel.

[0014] By adopting the above technical solution, the present invention can facilitate the device to control the temperature of the coolant through the combination of the heating element and the control panel, so that the coolant environment during the detection process is the same as the real environment.

[0015] Preferably, electrode sheets are provided at the bottom of the fixed conductive electrode and the sliding conductive electrode, and the two electrode sheets are parallel to each other.

[0016] By adopting the above technical solution, the present solution can improve the accuracy of the coolant conductivity detection through the electrode sheet.

[0017] Preferably, a weak current generator is provided inside the telescopic conductive member, the weak current generator is electrically connected to the telescopic conductive member, and the telescopic conductive member is electrically connected to the instrument panel.

[0018] By adopting the above technical solution, the present solution can intuitively display the conductivity of the coolant through the instrument panel.

[0019] Preferably, a blocking member is provided on the top of the insertion shell, the blocking member is in contact with the top of the cover plate, and a plurality of through holes arranged at equal intervals are provided on the side of the shell.

[0020] By adopting the above technical solution, the present solution can prevent the insertion shell from falling through the blocking member, and at the same time, multiple insertion shells can enable the present device to detect multiple materials.

[0021] Preferably, the partition plate is provided with a through hole, a sealing member is provided on a side of the through hole, and the sealing member is arranged inside the through hole.

[0022] By adopting the above technical solution, the present solution can prevent the coolant leakage from the shell through the sealing member.

[0023] A method for detecting compatibility of coolant for a single-phase liquid-cooled server comprises: a shell, a server, a coolant circulation module, a ventilation module, a temperature control module and a signal acquisition and control module; wherein the double-layer shell is composed of a top cover, an inner shell, a thermal insulation layer and an outer shell; the server is composed of a display, a server host, a power cord, a data transmission line and the like; the coolant circulation module is composed of a pipeline, a filter, a liquid pump, a flow meter, a flow regulating valve and an outlet and the like; the ventilation module is composed of an air source, a pipeline, an air pump, a check valve and an air vent; the temperature control module is mainly composed of a heat source or a cold source, a thermocouple, a data acquisition and control module and the like; the signal acquisition and control module is mainly composed of a data acquisition module, a sensor, a control module and the like.

[0024] In summary, the present invention includes at least one of the following beneficial effects: Through this device, various electrical equipment materials that need liquid cooling are placed inside the shell by inserting them into the shell. The compatibility of the coolant can be tested by flushing the electrical equipment materials with the heated coolant, and the compatibility of the coolant can be determined by the change in the conductivity of the coolant. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0026] Figure 1 It is a front view of an embodiment of a single-phase liquid cooling cabinet coolant compatibility testing device and method of the present invention; Figure 2 It is a structural schematic diagram of a housing in an embodiment of the present invention; Figure 3 A schematic diagram of the structure of a partition plate in an embodiment of the present invention; Figure numerals: 1. Shell; 2. Heating component; 3. Partition plate; 4. Cover plate; 5. Temperature sensor; 6. Insert shell; 7. Detection component; 701. Fixed conductive electrode; 702. Telescopic conductive part; 703. Instrument panel; 704. Sliding groove; 705. Sliding conductive electrode; 8. Circulation pump. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-3 The present invention is described in further detail.

[0028] Embodiment 1 like Figure 1-Figure 3 As shown, in order to solve the existing problems, in this embodiment, the present invention discloses a single-phase liquid cooling cabinet coolant compatibility test device and method, including a shell 1, a heating component 2 is connected to the side of the shell 1, a partition plate 3 is connected inside the shell 1, and a cover plate 4 is connected to the top of the shell 1; A temperature sensor 5 is connected to the top of the cover plate 4 . The cover plate 4 is provided with a plurality of through holes. An insertion shell 6 is slidably connected inside the through holes of the cover plate 4 . A detection component 7 is connected to the top of the cover plate 4 .

[0029] The detection component 7 includes a fixed conductive electrode 701 that is connected to the top of the cover plate 4, the bottom of the fixed conductive electrode 701 extends into the interior of the housing 1, the top of the cover plate 4 is provided with a sliding groove 704, the inner wall of the sliding groove 704 is slidably connected to a sliding conductive electrode 705, the top of the fixed conductive electrode 701 is connected to a telescopic conductive member 702, the telescopic end of the telescopic conductive member 702 is connected to the sliding conductive electrode 705, and the top of the telescopic conductive member 702 is connected to an instrument panel 703.

[0030] A circulation pump 8 is connected inside the housing 1 , and connecting pipes are provided at both ends of the circulation pump 8 . The connecting pipes at both sides penetrate the partition plate 3 .

[0031] The heating assembly 2 includes a control panel and a heating element. The heating element is arranged on the inner wall side of the shell 1. The heating element is control-connected to the control panel. The control panel is connected to the outer side of the shell 1. A display screen and control buttons are arranged on the control panel.

[0032] Electrode sheets are provided at the bottom of the fixed conductive electrode 701 and the sliding conductive electrode 705, and the two electrode sheets are parallel to each other.

[0033] This device can effectively improve the accuracy of the compatibility test of the coolant with the casing of the electrical equipment. When the device is used, the coolant is placed inside the shell 1 and the circulating pump 8 is turned on to allow the coolant to circulate inside the shell 1. The coolant can be heated by the heating component 2 so that the coolant can be close to the actual usage state, thereby ensuring the accuracy of the detection result of the device.

[0034] When the device is used, common materials of the outer shell of electrical equipment that requires liquid cooling are placed inside the insert housing 6, and the flushing of the coolant on the material simulates the effect of the coolant compatibility test.

[0035] After a period of time, by testing the conductivity of the coolant, the concentration of free metal ions in the current coolant can be detected, thereby achieving the effect of testing the compatibility of the coolant. The structure of the sliding conductive electrode 705 can detect the conductivity of the coolant at different electrode sheet spacings, thereby facilitating data comparison. Embodiment 2

[0036] like Figure 1-Figure 3 As shown, in order to solve the existing problems in this embodiment, based on the same concept as the above-mentioned embodiment 1, the single-phase liquid-cooled cabinet coolant compatibility testing device and method also includes: a weak current generator is provided inside the telescopic conductive member 702, the weak current generator is electrically connected to the telescopic conductive member 702, and the telescopic conductive member 702 is electrically connected to the instrument panel 703.

[0037] A blocking member is provided on the top of the insertion shell 6 , and the blocking member contacts the top of the cover plate 4 . A plurality of through holes are provided at equal intervals on the side of the insertion shell 6 .

[0038] The partition plate 3 is provided with a through hole, a sealing member is provided on the side of the through hole, and the sealing member is arranged inside the through hole.

[0039] A method for detecting compatibility of coolant for a single-phase liquid-cooled server comprises: a shell, a server, a coolant circulation module, a ventilation module, a temperature control module and a signal acquisition and control module; wherein the double-layer shell is composed of a top cover, an inner shell, a thermal insulation layer and an outer shell; the server is composed of a display, a server host, a power cord, a data transmission line and the like; the coolant circulation module is composed of a pipeline, a filter, a liquid pump, a flow meter, a flow regulating valve and an outlet and the like; the ventilation module is composed of an air source, a pipeline, an air pump, a check valve and an air vent; the temperature control module is mainly composed of a heat source or a cold source, a thermocouple, a data acquisition and control module and the like; the signal acquisition and control module is mainly composed of a data acquisition module, a sensor, a control module and the like.

[0040] Furthermore, the shell top cover has an opening on top and is detachably connected to the internal shell. The internal shell is made of oil-resistant and high-temperature resistant material with an upper opening on the side and a sealed bottom. The side of the internal shell has a boss for placing the server host. The bottom of the shell is made of a material with a larger thickness and area. The outer periphery of the internal shell has an interlayer made of thermal insulation material. The external shell is completely or partially detachable or has an opening, and a size conversion module made of oil-resistant and high-temperature resistant material can be installed. By using the telescopic conductive member 702, the sliding conductive electrode 705 can always maintain a conductive connection effect during the sliding process. At the same time, by adjusting the distance between the sliding conductive electrode 705 and the fixed conductive electrode 701, different conductivity levels of the coolant can be achieved. Embodiment 3

[0041] like Figure 1-Figure 3 As shown, in order to solve the existing problems, based on the same concept as the above-mentioned embodiment 1, the single-phase liquid-cooled cabinet coolant compatibility test method also includes: a data acquisition and control module, wherein the data acquisition module includes electrodes and resistors and their peripheral circuits, and the conductivity of the circulating coolant is detected by the electrodes, thereby realizing real-time monitoring of the coolant by the device.

[0042] The server module includes S485 serial communication, circulation pump, flow meter, impedance meter, impedance meter includes but is not limited to TH2827, the server module in the method also includes analog input board, analog input board includes but is not limited to Advantech PCI-1713U (A / D), the server module in the method also includes analog output board, analog output board includes but is not limited to Advantech PCI-1720U (A / D), the server module in the method also includes power regulation module, power regulation module includes but is not limited to Coulomb SMART -010.

[0043] The above are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A single-phase liquid cooling cabinet coolant compatibility testing device and method, comprising a housing (1), characterized in that: A heating component (2) is connected to the side of the shell (1), a partition plate (3) is connected inside the shell (1), and a cover plate (4) is connected to the top of the shell (1); The top of the cover plate (4) is connected to a temperature sensor (5); the cover plate (4) is provided with a plurality of through holes; an insertion housing (6) is slidably connected inside the through holes of the cover plate (4); and the top of the cover plate (4) is connected to a detection component (7).

2. A single-phase liquid cooling cabinet coolant compatibility testing device and method according to claim 1, characterized in that: The detection component (7) comprises a fixed conductive electrode (701) connected to the top of the cover plate (4); the bottom of the fixed conductive electrode (701) extends into the interior of the housing (1); a sliding groove (704) is provided on the top of the cover plate (4); a sliding conductive electrode (705) is slidably connected to the inner wall of the sliding groove (704); a telescopic conductive member (702) is connected to the top of the fixed conductive electrode (701); a telescopic end of the telescopic conductive member (702) is connected to the sliding conductive electrode (705); and a dashboard (703) is connected to the top of the telescopic conductive member (702).

3. The device and method for testing compatibility of coolant for a single-phase liquid-cooled cabinet according to claim 1, characterized in that: A circulation pump (8) is connected to the housing (1), and connecting pipes are provided at both ends of the circulation pump (8), and the connecting pipes on both sides penetrate the partition plate (3).

4. The device and method for testing compatibility of coolant for a single-phase liquid-cooled cabinet according to claim 1, characterized in that: The heating component (2) comprises a control panel and a heating element, wherein the heating element is arranged on the inner wall side of the shell (1), the heating element is control-connected to the control panel, the control panel is connected to the outer side of the shell (1), and a display screen and control buttons are provided on the control panel.

5. A single-phase liquid cooling cabinet coolant compatibility testing device and method according to claim 2, characterized in that: Electrode sheets are provided at the bottom of the fixed conductive electrode (701) and the sliding conductive electrode (705), and the two electrode sheets are parallel to each other.

6. A single-phase liquid cooling cabinet coolant compatibility testing device and method according to claim 2, characterized in that: A weak current generator is provided inside the telescopic conductive member (702), the weak current generator is electrically connected to the telescopic conductive member (702), and the telescopic conductive member (702) is electrically connected to the instrument panel (703).

7. The device and method for testing compatibility of coolant for a single-phase liquid-cooled cabinet according to claim 1, characterized in that: A blocking member is provided on the top of the insertion shell (6), the blocking member is in contact with the top of the cover plate (4), and a plurality of through holes arranged at equal intervals are provided on the side of the shell (6).

8. The device and method for testing compatibility of coolant for a single-phase liquid-cooled cabinet according to claim 1, characterized in that: The partition plate (3) is provided with a through hole, a sealing member is provided on the side of the through hole, and the sealing member is arranged inside the through hole.

9. A single-phase liquid cooling cabinet coolant compatibility testing device according to any one of claims 1 to 8, further comprising a single-phase liquid cooling server coolant compatibility testing method, characterized in that: A circulating pump (8) can generate a circulating coolant inside the shell (1). After the coolant circulates, a server sample is placed inside the insertion shell (6), and the insertion shell (6) is inserted into the shell (1). At the same time, the server sample is continuously flushed by the circulating coolant through the through holes on the side of the insertion shell (6). At this time, the coolant can be heated by the heating component (2) to achieve a simulation effect of the server working environment, so that the inside of the shell (1) can be more closely aligned with the real environment.

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