CN-121990723-A - Intelligent refined processing device and processing method for liquid cooling secondary water of data center

CN121990723ACN 121990723 ACN121990723 ACN 121990723ACN-121990723-A

Abstract

The invention discloses an automatic refined secondary water treatment device and a treatment method for liquid cooling of a data center, and belongs to the technical field of water treatment. The device comprises a circulating pump, an electric valve group, a monitoring sensor group, a water treatment tank group, a pipeline system, an electric control unit and an equipment frame, wherein the water treatment tank group comprises 8 functional tank bodies in total, namely, a front precise treatment tank group and a rear comprehensive treatment tank group, and each tank is filled with special adaptation materials. The pipeline system forms three switchable paths of front accurate treatment, rear comprehensive treatment and bypass protection through the electric valve group. The electronic control unit automatically controls the on-off of the valve group and the start and stop of the pump body based on real-time data of the sensor group, and realizes the directional refined treatment and bypass protection when the water quality index exceeds the standard. The device realizes the automatic refined control of the secondary water quality of liquid cooling, ensures that the water quality continuously reaches the standard, prolongs the service life of materials, reduces maintenance cost, is suitable for various liquid cooling systems of data centers, and improves the operation stability and economy of the liquid cooling systems.

Inventors

CHEN JIAN
Zhuang Dezhun
LENG YU
WANG YIGUANG
YIN YUXIANG

Assignees

深圳酷领数智科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260313

Claims (9)

1. The intelligent refined treatment device for the liquid cooling secondary water of the data center is characterized by comprising a water inlet pipe, a water outlet pipe, a circulating pump, a plurality of functional water treatment units, a plurality of controllable valves, a monitoring sensor group, a pipeline system and an electric control unit; The water treatment system comprises a plurality of functional water treatment units, a water treatment unit and a water treatment unit, wherein the functional water treatment units comprise a pre-treatment unit and a post-treatment unit which are formed by a plurality of treatment tanks with different treatment functions, and the treatment tanks in the pre-treatment unit are used for treating corresponding types of water quality standard exceeding indexes detected by a monitoring sensor group; the monitoring sensor group is arranged on a water inlet pipe and/or a water outlet pipe of the device and is used for monitoring indexes including at least turbidity, hardness, conductivity, pH, temperature and pressure in real time; the controllable valves are used for connecting the water inlet pipe, the circulating pump, the pre-processing unit, the post-processing unit and the water outlet pipe through the pipeline system to form a switchable flow path; The electronic control unit is electrically connected with the monitoring sensor group and each controllable valve and is configured to receive real-time monitoring data of the monitoring sensor group, compare the monitoring data with a preset water quality standard value and a preset threshold value, judge whether the water quality index exceeds the standard, the type of the exceeding standard and whether the water temperature exceeds the preset threshold value, and automatically control the on-off states of the plurality of controllable valves according to the judging result so as to form different water flow paths; the different water flow paths at least comprise a first treatment path, a second treatment path, a third protection path and a third protection path, wherein water of the water inlet pipe flows through the circulating pump, then selectively flows through one or more pre-treatment unit treatment tanks corresponding to the exceeding index, then flows through the post-treatment units and then is discharged from the water outlet pipe, the water of the water inlet pipe flows through the circulating pump, then does not flow through any pre-treatment unit treatment tank, only flows through the post-treatment units and then is discharged from the water outlet pipe, and the water of the water inlet pipe directly flows through the bypass pipe and is discharged from the water outlet pipe without flowing through any functional water treatment unit.
2. The apparatus according to claim 1, wherein the pre-treatment unit comprises four treatment tanks, namely a physical adsorption treatment tank for treating the turbidity value exceeding, a hardness treatment tank for treating the hardness value exceeding, a cation reaction tank for treating the conductivity exceeding and an anion reaction tank for treating the pH value exceeding, respectively, and the post-treatment unit comprises four treatment tanks, namely a physical adsorption tank for pretreatment, a micron-sized filter tank for removing micron-sized impurities in a water body, a microorganism reaction tank for controlling microorganisms and a polishing mixed bed resin tank for improving the purity of the water body, respectively.
3. The device according to claim 1, wherein the plurality of controllable valves comprise a first electric valve, a bypass electric valve and a plurality of three-way electric valves, the pipeline system is specifically connected in such a way that the water inlet pipe is connected with an inlet of the pre-treatment unit through the circulating pump and the first electric valve, an inlet and an outlet of each treatment tank in the pre-treatment unit are connected through the plurality of three-way electric valves to form selectable parallel or serial flow paths, and then are connected with an inlet of the post-treatment unit, each treatment tank of the post-treatment unit is sequentially connected in series, an outlet of the post-treatment unit is connected with the water outlet pipe, and the water inlet pipe is directly connected with the water outlet pipe through the bypass electric valve.
4. The apparatus according to claim 1, wherein the electronic control unit is configured to control the apparatus to switch to the first processing path corresponding to the type of the exceeding standard index when any one of the water quality indexes detected by the monitoring sensor group exceeds the standard, to control the apparatus to switch to the second processing path when all the detected water quality indexes reach the standard, and to control the apparatus to switch to the third protection path when the inlet water temperature is detected to be higher than a preset threshold value for a preset time or an equipment failure signal is received.
5. The device of claim 1, further comprising a closed equipment frame, wherein the plurality of functional water treatment units, the circulating pump, the controllable valve and the electric control unit are all integrally fixed in the equipment frame, and a display operation interface electrically connected with the electric control unit is arranged on the equipment frame.
6. A method of liquid cooled secondary water treatment for a data center employing the apparatus of any one of claims 1-5, comprising the steps of: S1, real-time monitoring, namely accessing the device into a liquid cooling secondary water circulation system, acquiring a plurality of index data of the water body in real time by utilizing a monitoring sensor group, and transmitting the index data to an electric control unit; S2, judging working conditions, namely comparing the received water body index data with a preset standard value and a preset threshold value by utilizing the electronic control unit, judging whether an exceeding index exists, and identifying the exceeding type as single index exceeding or multiple index exceeding; S3, path switching, namely automatically controlling the opening and closing of a plurality of controllable valves by utilizing the electric control unit according to the working condition judgment result so as to switch the water flow path to a first treatment path corresponding to the type of the exceeding standard index, or to switch the water flow path to a second treatment path corresponding to the standard reaching of the water quality, or to switch the water flow path to a third protection path when the water temperature exceeds a preset threshold value or equipment fails; And S4, dynamic circulation control, namely continuously and dynamically adjusting the on-off state of the controllable valve by utilizing the electric control unit according to the real-time monitoring data in the running process of the device.
7. The method according to claim 6, wherein in step S3, when it is determined that the single index exceeds the standard, the electronic control unit controls the first processing path to be formed such that only the water flow flows through the processing tank of the pre-processing unit corresponding to the exceeding standard, and then flows through the post-processing unit.
8. The method according to claim 6, wherein in step S3, when the plurality of indexes are determined to be out of specification, the electronic control unit controls the first treatment path to enable the water flow to flow through the treatment tanks of the pre-treatment units corresponding to all the out-of-specification indexes in sequence and then flow through the post-treatment units.
9. The method of claim 6, wherein the predetermined water quality standard value is set according to the usage requirement of the liquid cooling secondary water of the data center, and the predetermined threshold value is that the temperature of the incoming water is higher than the upper limit of the tolerance temperature of the functional material of the water treatment unit for a period of time.

Description

Intelligent refined processing device and processing method for liquid cooling secondary water of data center Technical Field The invention relates to the technical field of water treatment, in particular to a secondary water treatment device for a data center liquid cooling system and a treatment method thereof. Background The liquid cooling technology of the data center is used as a core cooling scheme of new generation high-heat-density computing equipment, and is in an explosive growth stage, and the stable operation of the liquid cooling system is highly dependent on the accurate control of the water quality of the secondary side. Industry data show that over 60% of early failures of the liquid cooling system are caused by out-of-control secondary water quality, the maintenance cost of single shutdown can reach 15% -20% of the initial investment of the system, and water quality treatment becomes a key link for reliable operation of the liquid cooling system. The existing data center liquid cooling secondary water treatment mainly adopts a traditional chemical dosing treatment or single ion exchange treatment scheme, has the advantages that firstly, the traditional device is highly dependent on manual operation, professionals are required to periodically detect water quality and dose is added on site, labor cost is high, water quality fluctuation is easily caused by operation errors and improper dosing of the doses, about 40% of the data center is easy to cause secondary faults such as scaling and corrosion due to improper dosing of the chemical doses, secondly, the existing treatment device adopts a rough fixed treatment path, whether water quality indexes exceed standard or not, water flow is required to flow through all treatment tank bodies, a large amount of water treatment materials in the tank are invalid to consume, the service cycle of the materials is greatly shortened, equipment maintenance and replacement frequency is high, maintenance cost is high, thirdly, the traditional device cannot conduct directional treatment aiming at different water quality indexes, water quality control accuracy is low, high accuracy requirements of a liquid cooling system are difficult to meet, fourthly, the existing device lacks perfect protection logic, high Wen Shuiti easily causes irreversible damage of special materials in the tank, service life is further reduced, the device structure layout is unreasonable, and the requirements of different data centers are difficult to meet the requirements of different data center on scale. Aiming at the technical problems, the research and development of a liquid cooling secondary water treatment device and a corresponding method capable of realizing manual-free automatic control, refining and directional water quality treatment, prolonging the service period of water treatment materials and reducing maintenance cost become the technical problems to be solved in the field. Disclosure of Invention The invention aims to overcome the defects of the prior art, provides an intelligent refined treatment device and a treatment method for liquid cooling secondary water of a data center, realizes unmanned automatic monitoring and refined directional treatment of the liquid cooling secondary water through the structural design and control logic of an optimizing device, accurately ensures that the water quality continuously reaches the standard, simultaneously avoids the invalid consumption of materials in a tank by switching water flow treatment paths according to the requirement, prolongs the service period of the materials, greatly reduces maintenance cost, solves the problems that the traditional treatment device depends on manpower, rough water quality control, short service life of the materials and the like, and improves the running stability and economy of a liquid cooling system. The intelligent refined treatment device for the liquid cooling secondary water of the data center comprises a water inlet pipe, a water outlet pipe, a circulating pump, a plurality of functional water treatment units, a plurality of controllable valves, a monitoring sensor group, a pipeline system and an electric control unit. The plurality of functional water treatment units comprise a pre-treatment unit and a post-treatment unit which are formed by a plurality of treatment tanks with different treatment functions, wherein the treatment tanks in the pre-treatment unit are used for treating corresponding types of water quality standard exceeding indexes detected by a monitoring sensor group, and the treatment tanks in the post-treatment unit are used for carrying out multistage purification on water bodies The monitoring sensor group is arranged on the water inlet pipe and/or the water outlet pipe of the device and is used for monitoring indexes including turbidity, hardness, conductivity, pH, temperature and pressure in real time. The controllable valves are used for connecting the water inlet