CN113835460B - Data computer lab intelligence environmental control system based on hydrodynamics analog digital twin - Google Patents
Data computer lab intelligence environmental control system based on hydrodynamics analog digital twin Download PDFInfo
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Abstract
The invention discloses a data machine room intelligent environment control system based on hydrodynamics analog-digital twins. The invention has the beneficial effects that: the invention can accurately detect the position of each server by using the real-time simulation server, can use various distributed movable air sensors and multi-sensor mobile measurement unmanned aerial vehicles to obtain air quality parameters, then can control the special air conditioner to directionally provide required cold energy through simulation prediction, creates a microenvironment with large local refrigerating capacity and excellent air quality, and has better indoor air quality and remarkable energy saving compared with the mode of comprehensively providing the same cold energy in a room.
Description
Technical Field
The invention relates to a refrigerating system, in particular to a data machine room intelligent environment control system based on hydrodynamics analog-digital twins, and belongs to the technical field of machine room intelligent refrigerating systems.
Background
The data machine room is a data processing center with a plurality of groups of servers, in order to ensure the normal operation of the data machine room, the operation environment of the machine room needs to be maintained, and the refrigeration and heat dissipation of the machine room belong to one of important maintenance measures.
The existing refrigeration control system of a data machine room has the following problems:
1) an indoor temperature and humidity sensor or a temperature and humidity sensor of a return air inlet cannot accurately reflect the most unfavorable indoor temperature and humidity conditions under various working conditions, and the refrigeration system cannot be controlled to start or stop according to the temperature and humidity sensor;
2) the indoor temperature control is delayed, the time from the temperature rise to the timely disposal is longer, and the downtime is easy to occur in the processes of increasing the refrigeration input and reducing the temperature;
3) predictive control of dynamic changes of indoor air parameters caused by changes of cabinet calculated capacity occupation conditions, changes of outdoor meteorological parameters and the like is not considered, and the PUE has further reduced space;
4) the problems of uneven distribution of indoor air parameters caused by different air flow organization, cabinet calculation capacity occupation and the like and real-time change of the uneven distribution are not considered, the distribution of an indoor temperature field cannot be reflected in real time in the prior art, more energy-saving control is performed, and the PUE has a further reduced space;
5) aiming at the condition that a CPU of a data center occupies fluctuation, an air conditioning system cannot be adjusted in a self-adaptive mode, so that a trolley is pulled by a large horse, and energy is wasted.
Disclosure of Invention
The invention aims to provide a data machine room intelligent environment control system based on hydrodynamics analog-digital twin, which has high intelligent degree and good energy-saving effect and can monitor and predict indoor fluid distribution in real time, reflect the distribution of an indoor temperature field in real time through the combination of monitoring data and a constructed model, perform accurate regulation and control and obviously improve the environment and the energy-saving effect of a data machine room.
The invention realizes the purpose through the following technical scheme: a data computer room intelligent environment control system based on hydromechanics analog-digital twins comprises
The computer room is arranged into an air conditioning area and an IT equipment rack area;
the system comprises an air-conditioning area, a load forecasting server, a humidifier, a calculation power distribution server, a load forecasting server and a real-time simulation server, wherein the calculation power distribution server is connected with the load forecasting server; the load prediction server and an instantaneous explosion cooling high-pressure dry ice ball in an underground air supply pipeline connected with the special air conditioner of the machine room are connected with the real-time simulation server; the real-time simulation server is respectively connected with the special air conditioner and the humidifier of the machine room;
the outdoor sensor group consists of an outdoor air quality sensor, an outdoor solar radiation sensor, an outdoor temperature sensor and an outdoor humidity sensor which are respectively used for monitoring outdoor environmental conditions, and the sensors of the outdoor sensor group are sequentially arranged at a fresh air inlet arranged in the machine room;
the front end of the fresh air unit is communicated with the fresh air inlet through a connecting pipeline provided with a fresh air electric valve, the rear end of the fresh air unit is communicated with a connecting pipeline provided with an air supply outlet, a fresh air regulating valve and an air supply electric valve positioned at the rear side of the fresh air regulating valve are arranged on the pipeline connected with the rear end of the fresh air unit, and the fresh air unit and the air supply electric valve are connected with the real-time simulation server;
the system comprises a hot channel, a real-time simulation server and a control system, wherein the hot channel is formed by hot air positioned at the rear side of an IT equipment rack area, a distributed movable humidity sensor, a distributed movable temperature sensor, a distributed movable black ball temperature sensor and a distributed movable wind speed sensor are arranged in the hot channel and are respectively used for monitoring the environmental conditions of the channel, and each sensor in the hot channel is connected with the real-time simulation server;
the cold channel distributes cold air through the raised floor, the cold channel is formed by a perforated part formed by the raised air passing through the floor on the front side of the IT equipment rack area, a distributed movable humidity sensor, a distributed movable temperature sensor, a distributed movable black ball temperature sensor and a distributed movable wind speed sensor are arranged in the cold channel, the distributed movable humidity sensor, the distributed movable temperature sensor, the distributed movable black ball temperature sensor and the distributed movable wind speed sensor are respectively used for monitoring the environmental conditions of the channel, and all the sensors in the cold channel are connected with the real-time simulation server.
As a still further scheme of the invention: and the outdoor air quality sensor, the outdoor solar radiation sensor, the outdoor temperature sensor and the outdoor humidity sensor are connected with the fresh air electric valve.
As a still further scheme of the invention: the front end pipeline of the fresh air handling unit is connected with a chemical filter.
As a still further scheme of the invention: the humidifier sends moisture to the lower part of the floor of the machine room, and the moisture is sent to the cold channel after being mixed with air supplied by the special air conditioner of the machine room through the lower air supply channel arranged below the floor.
As a still further scheme of the invention: the calculation force distribution server is connected with the server in the IT equipment rack area, and the calculation force distribution server performs calculation force distribution in the data machine room.
As a still further scheme of the invention: the load prediction server carries out short-term prediction on the cooling capacity required by the special air conditioner of the machine room at the future time through a load prediction algorithm, and the load prediction algorithm comprehensively considers the historical load change trend and the real-time load change trend.
As a still further scheme of the invention: the real-time simulation server carries out CFD simulation in advance according to load prediction, arranges a multi-sensor mobile measurement unmanned aerial vehicle in advance at the position where the air parameters in the room are the worst and reflected by the CFD simulation result, and pre-adjusts the special air conditioner of the machine room.
As a still further scheme of the invention: the instantaneous-explosion cooling high-pressure dry ice ball utilizes a large amount of heat absorbed in the sublimation process of the dry ice to supplement a cold gap for a data center machine room.
As a still further scheme of the invention: each sensor in the hot channel and the cold channel has sensing, calculating and communication functions.
As a still further scheme of the invention: combine together unmanned aerial vehicle and internet of things multi-sensor mobile measurement unmanned aerial vehicle comprises organism, airborne communication equipment, ground equipment, airborne environment check out test set and information processing system, and detectable parameter includes: temperature, humidity, wind speed, black ball temperature.
The invention has the beneficial effects that:
1. the outdoor air is reasonably utilized: the existing data machine room refrigerating system does not consider the influence of outdoor meteorological parameter change on an indoor air conditioning system, an outdoor air parameter sensor is arranged at a fresh air inlet, the indoor fresh air quantity is automatically adjusted according to the outdoor meteorological parameter, and the optimal energy-saving effect is ensured while the outdoor fresh air can be reasonably utilized to the maximum extent;
2. the real-time simulation server is arranged, various distributed movable air sensors and multi-sensor mobile measurement unmanned aerial vehicles can be arranged at the most unfavorable positions of the air parameters in the room reflected according to the CFD simulation result in advance, the distribution uniformity of the air in the room is integrally improved through the detection of the least unfavorable parameters and the processing of the air at the most unfavorable points, and the reaction speed of the system is improved; parameters detected by various distributed movable air sensors and multi-sensor mobile measurement unmanned aerial vehicles can be compared with CFD simulation results, and then CFD simulation is corrected, so that the simulation precision of the whole system is improved;
3. the control precision is high: the control is not extensive any more, and a local good environment is created. Indoor air environment generally has inhomogeneous phenomenon because of the different use of server, therefore proposes the notion of portable parameter detection and measurement unmanned aerial vehicle. The unmanned aerial vehicle carries out parameter measurement in a follow-up manner, detects the parameters of a small environment in a small range where the server is located, further controls a fresh air fan and an air conditioner to carry out follow-up air supply, and creates a good air environment in the small environment;
4. the instantaneous-explosion cooling high-pressure dry ice ball utilizes a large amount of heat absorbed in the sublimation process of the dry ice to provide cold energy for a data center machine room, the dry ice is used for cooling, the cooling speed is very high, the use is convenient and flexible, and the vaporization amount of the dry ice ball can be adjusted through a temperature adjusting system of the data center, so that the indoor temperature can reach the required temperature in a short time;
5. the energy-saving effect is good: because of the indoor uneven heat source that gives out heat, the condition that cold and hot uneven distribution can appear in the air conditioner cooling, leads to the cold volume utilization ratio not high, consequently send certain cold volume percentage to each needs the place of different cold volumes to be favorable to improving the utilization ratio of the energy, accord with energy-concerving and environment-protective theory. The invention can accurately detect the position of each server by using the real-time simulation server, can use various distributed movable air sensors and multi-sensor mobile measurement unmanned aerial vehicles to obtain air quality parameters, then can control the special air conditioner to directionally provide required cold energy through simulation prediction, creates a microenvironment with large local refrigerating capacity and excellent air quality, and has better indoor air quality and remarkable energy saving compared with the mode of comprehensively providing the same cold energy in a room.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a sectional view of the installation of the air conditioning area of the machine room.
In the figure: 1. an outdoor air quality sensor, 2, an outdoor solar radiation sensor, 3, an outdoor temperature sensor, 4, an outdoor humidity sensor, 5, a fresh air inlet, 6, a fresh air electric valve, 7, a chemical filter, 8, a fresh air unit, 9, a fresh air regulating valve, 10, an air supply electric valve, 11, an air supply outlet, 12, a humidifier, 13, a calculation force distribution server, 14, a load prediction server, 15, a real-time simulation server, 16, a machine room special air conditioner, 17, an instantaneous explosion cooling high-pressure dry ice ball, 18, a hot channel, 19, a distributed movable humidity sensor in the hot channel, 20, a distributed movable temperature sensor in the hot channel, 21, a distributed movable black ball temperature sensor in the hot channel, 22, a distributed movable air speed sensor in the hot channel, 23, a cold channel, 24, a distributed movable humidity sensor in the cold channel, 25. distributed movable temperature sensors in the cold channel, 26 distributed movable black ball temperature sensors in the cold channel, 27 distributed movable air speed sensors in the cold channel, and 28 multi-sensor mobile measurement unmanned aerial vehicle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-2, an intelligent environmental control system for a data room based on hydrodynamics analog-digital twins includes
The computer room is arranged into an air conditioning area and an IT equipment rack area;
the humidifier 12, the calculation power distribution server 13, the load prediction server 14 and the real-time simulation server 15 are independently arranged at the wall side of the air-conditioning area, and the calculation power distribution server 13 is connected with the load prediction server 14; the load prediction server 14 and an instantaneous explosion cooling high-pressure dry ice ball 17 in an underground air supply pipeline connected with a special air conditioner 16 of a machine room are connected with the real-time simulation server 15; the real-time simulation server 15 is respectively connected with the special air conditioner 16 and the humidifier 12 of the machine room;
the outdoor sensor group consists of an outdoor air quality sensor 1, an outdoor solar radiation sensor 2, an outdoor temperature sensor 3 and an outdoor humidity sensor 4 which are respectively used for monitoring outdoor environmental conditions, and all sensors of the outdoor sensor group are sequentially arranged at a fresh air inlet 5 arranged in the machine room;
the front end of the fresh air unit 8 is communicated with the fresh air inlet 5 through a connecting pipeline provided with a fresh air electric valve 6, the rear end of the fresh air unit is communicated with a connecting pipeline provided with an air supply outlet 11, a fresh air regulating valve 9 and an air supply electric valve 10 positioned on the rear side of the fresh air regulating valve 9 are arranged on the pipeline connected with the rear end of the fresh air unit 8, and the fresh air unit 8 and the air supply electric valve 10 are both connected with a real-time simulation server 15;
the system comprises a hot channel 18, a real-time simulation server 15, a temperature sensor and a wind speed sensor, wherein the hot channel 18 is formed by hot air positioned at the rear side of an IT equipment rack area, a distributed movable humidity sensor 19, a distributed movable temperature sensor 20, a distributed movable black ball temperature sensor 21 and a distributed movable wind speed sensor 22 which are respectively used for monitoring the environmental conditions of the channel are arranged in the hot channel 18, and all the sensors in the hot channel 18 are connected with the real-time simulation server 15;
the cold channel 23 distributes cold air through the raised floor, the cold channel is formed by a perforated part formed by the raised air passing through the floor on the front side of the IT equipment rack area, a distributed movable humidity sensor 24 in the cold channel, a distributed movable temperature sensor 25 in the cold channel, a distributed movable black ball temperature sensor 26 in the cold channel and a distributed movable wind speed sensor 27 in the cold channel which are respectively used for monitoring the environmental conditions of the channel are arranged in the cold channel 23, and all the sensors in the cold channel 23 are connected with the real-time simulation server 15.
In the embodiment of the invention, the outdoor air quality sensor 1, the outdoor solar radiation sensor 2, the outdoor temperature sensor 3 and the outdoor humidity sensor 4 are all connected with the fresh air electric valve 6, and are detected by the sensors, and output signals to the controller to automatically control the opening degree of the fresh air electric valve 6.
In the embodiment of the invention, a chemical filter 7 is connected to the front end pipeline of the fresh air unit 8, so that the cleanliness of fresh air entering the room is ensured, and the dust content in the indoor air is controlled. Good cleanliness is an important factor of a data center room, and once the dust inside the data center room is too much, the problem of electrostatic discharge can be caused, so that components are damaged. Dust falls on the circuit board and can also cause common chemical failures such as component corrosion or shorting of closely spaced features, copper creep corrosion in circuit boards, and silver corrosion in small surface mount components. The chemical filter 7 can reduce the invasion of dust particles, reduce the occurrence of machine room faults and enable various information equipment and servers in the machine room to play the greatest role.
In the embodiment of the invention, the humidifier 12 sends moisture to the lower part of the floor of the machine room, and the moisture is sent to the cold channel 23 after being mixed with the air supplied by the machine room special air conditioner 16 through the lower air supply channel arranged below the floor, so that the humidity of the machine room can be kept at a proper level, the low-humidity cold air flowing in the data center is a potential danger source causing static electricity, and the proper humidification can slightly improve the conductivity of the air and slightly 'wet' the contact surface of the air, thereby reducing the 'charge' effect which can cause the discharge of the static electricity.
Example two
Referring to fig. 1-2, an intelligent environmental control system for a data room based on hydrodynamics analog-digital twin includes
The computer room is arranged into an air conditioning area and an IT equipment rack area;
the humidifier 12, the calculation power distribution server 13, the load prediction server 14 and the real-time simulation server 15 are independently arranged at the wall side of the air-conditioning area, and the calculation power distribution server 13 is connected with the load prediction server 14; the load prediction server 14 and an instantaneous explosion cooling high-pressure dry ice ball 17 in an underground air supply pipeline connected with a special air conditioner 16 of a machine room are connected with the real-time simulation server 15; the real-time simulation server 15 is respectively connected with the special air conditioner 16 and the humidifier 12 of the machine room;
the outdoor sensor group consists of an outdoor air quality sensor 1, an outdoor solar radiation sensor 2, an outdoor temperature sensor 3 and an outdoor humidity sensor 4 which are respectively used for monitoring outdoor environmental conditions, and all sensors of the outdoor sensor group are sequentially arranged at a fresh air inlet 5 arranged in the machine room;
the front end of the fresh air unit 8 is communicated with the fresh air inlet 5 through a connecting pipeline provided with a fresh air electric valve 6, the rear end of the fresh air unit is communicated with a connecting pipeline provided with an air supply outlet 11, a fresh air regulating valve 9 and an air supply electric valve 10 positioned on the rear side of the fresh air regulating valve 9 are arranged on the pipeline connected with the rear end of the fresh air unit 8, and the fresh air unit 8 and the air supply electric valve 10 are both connected with a real-time simulation server 15;
the system comprises a hot channel 18, a real-time simulation server 15, a temperature sensor and a wind speed sensor, wherein the hot channel 18 is formed by hot air positioned at the rear side of an IT equipment rack area, a distributed movable humidity sensor 19, a distributed movable temperature sensor 20, a distributed movable black ball temperature sensor 21 and a distributed movable wind speed sensor 22 which are respectively used for monitoring the environmental conditions of the channel are arranged in the hot channel 18, and all the sensors in the hot channel 18 are connected with the real-time simulation server 15;
the cold channel 23 distributes cold air through the raised floor, the cold channel is formed by a perforated part formed by the raised air passing through the floor on the front side of the IT equipment rack area, a distributed movable humidity sensor 24 in the cold channel, a distributed movable temperature sensor 25 in the cold channel, a distributed movable black ball temperature sensor 26 in the cold channel and a distributed movable wind speed sensor 27 in the cold channel which are respectively used for monitoring the environmental conditions of the channel are arranged in the cold channel 23, and all the sensors in the cold channel 23 are connected with the real-time simulation server 15.
In the embodiment of the invention, the calculation power distribution server 13 is connected with the servers in the IT equipment rack area, the calculation power distribution server 13 distributes calculation power in the data machine room and continuously distributes all the calculation power between the mobile client and the servers in different proportions so as to adapt to the calculation power requirements at two ends, realize the timely distribution of the calculation power, avoid the blockage or the failure of the servers, save a large amount of energy, preferentially start the calculation requirements sent by users to the servers with low temperature for calculation, and moderately reduce the CPU occupancy rate of the servers with over-temperature risks.
In the embodiment of the invention, the load prediction server 14 performs short-term prediction on the cooling capacity required by the special air conditioner 16 for the machine room at the future time through a load prediction algorithm, the load prediction algorithm comprehensively considers the historical load change trend and the real-time load change trend, the algorithm has learning capacity, the longer the tracking time is, the larger the data volume is, the more accurate the prediction is, the optimal operation working condition or set point is determined on the basis of the predicted load distribution, the optimal air conditioner operation strategy is formulated, and the high efficiency and the energy saving performance of the air conditioner operation are ensured.
In the embodiment of the present invention, the real-time simulation server 15 performs a CFD simulation in advance according to the load prediction, and arranges the multi-sensor mobile measurement unmanned aerial vehicle 28 in advance at the worst position of the air parameters in the room reflected by the CFD simulation result, and pre-adjusts the air conditioner 16 dedicated to the machine room; the air quality parameters of key positions such as the worst position and the like and the streamline tracking condition of air particles can be observed through numerical simulation calculation; the CFD simulation can be carried out in real time according to the conditions that equipment such as various distributed movable sensors reflect indoor air quality and the like, the detection blind zone of the multi-sensor mobile measurement unmanned aerial vehicle 28 is supplemented, and the whole indoor air parameter is obtained; parameters of the unmanned aerial vehicle 28 can be measured according to the multi-sensor movement and compared with CFD simulation results, and then CFD simulation is corrected.
In the embodiment of the invention, the instantaneous-explosion cooling high-pressure dry ice ball 17 utilizes a large amount of heat absorbed in the sublimation process of the dry ice to supplement a cold gap for a data center machine room, and is used for responding to the phenomenon of insufficient refrigeration or interruption of a data center refrigerating system under extreme conditions, when the machine room special air conditioner 16 is insufficient refrigeration or other emergency conditions occur, the real-time simulation server 15 controls the device, the instantaneous-explosion cooling high-pressure dry ice ball 17 quickly evaporates and condenses high-pressure liquid carbon dioxide into a solid dry ice ball through an external pressure reducing device, and the air temperature in the air supply pipe is reduced through sublimation heat absorption.
In the embodiment of the present invention, each sensor in the hot channel 18 and the cold channel 23 has sensing, calculating, and communicating functions, and besides can independently process parameter information detected by itself, and then send the decision result to the data fusion center for fusion, the sensor also has a mobile function, and can have better environment coverage capability, faster change response capability, and more active information acquisition capability.
In the embodiment of the present invention, the multi-sensor mobile measurement drone 28 that combines the drone and the internet of things technology is composed of a body, an onboard communication device, a ground device, an onboard environment detection device, and an information processing system, and the detectable parameters include: temperature, humidity, wind speed, black ball temperature. The device realizes the functions of integrating flying, control, information transmission, data processing and the like. The airborne environment detection equipment generally comprises a sensor, a camera, a GPS (global positioning system), an embedded system and the like, and is used for collecting, collecting and preprocessing indoor air environment parameters, images, geographical positions and other information. The environmental parameters are sent to the ground equipment through the communication equipment and are finally processed by the information processing system, so that the advantage that the unmanned aerial vehicle is not influenced by factors such as space, time and the like is fully exerted, and the safe, efficient, meticulous, accurate, flexible and detection environment can be realized.
The working principle is as follows: various outdoor sensors obtain outdoor air quality parameters and generate corresponding one-way or multi-way current environment parameter signals; the unmanned aerial vehicle 28 with various distributed movable sensors and multi-sensor mobile measurement in the indoor cold and hot channel can accurately detect the air quality of each position in the room and generate real-time environmental parameter signals and position information signals of the indoor air; the multi-sensor mobile measurement unmanned aerial vehicle 28 can achieve the purpose of detecting air at any point in the machine room through the flying and walking of the unmanned aerial vehicle; the calculation power distribution server 13 receives energy utilization requirements and calculation requirements sent by different users, processes and classifies the received requirement data, and then the collaborative optimization scheduling system distributes the calculation power of the data center according to the principle of supply and demand balance; in addition, the load prediction server 14 performs short-term prediction on the cooling capacity required by the special air conditioner 16 for the machine room according to the calculation capacity distribution, transmits data to the real-time simulation server 15 to perform real-time CFD simulation prediction on temperature rise, and further controls the air conditioning system to increase cooling capacity supply in advance; the real-time simulation server 15 is a brain of the system operation as a control core of the whole system, and can collect the air quality information and the position information, simulate the air quality parameters of other points on line in real time through CFD, judge the range and the required air volume for creating the air conditioning environment, control the start and stop of a fresh air fan and an air conditioner fan and the size of the air volume, and control the humidification of the humidifier 12 to the indoor air.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a data computer lab intelligence environmental control system based on hydrodynamics analog-digital twin which characterized in that: comprises that
The computer room is arranged into an air conditioning area and an IT equipment rack area;
the air conditioning system comprises an air conditioning area, a humidifier (12), a calculation power distribution server (13), a load prediction server (14) and a real-time simulation server (15), wherein the calculation power distribution server (13) is connected with the load prediction server (14); the load prediction server (14) and an instantaneous explosion cooling high-pressure dry ice ball (17) in an underground air supply pipeline connected with a special air conditioner (16) of a machine room are connected with the real-time simulation server (15); the real-time simulation server (15) is respectively connected with a special air conditioner (16) of the machine room and the humidifier (12);
the outdoor sensor group consists of an outdoor air quality sensor (1), an outdoor solar radiation sensor (2), an outdoor temperature sensor (3) and an outdoor humidity sensor (4) which are respectively used for monitoring outdoor environmental conditions, and the sensors of the outdoor sensor group are sequentially arranged at a fresh air inlet (5) arranged in the machine room;
the front end of the fresh air unit (8) is communicated with the fresh air inlet (5) through a connecting pipeline provided with a fresh air electric valve (6), the rear end of the fresh air unit is communicated with a connecting pipeline provided with an air supply outlet (11), a fresh air adjusting valve (9) and an air supply electric valve (10) positioned on the rear side of the fresh air adjusting valve (9) are arranged on the pipeline connected with the rear end of the fresh air unit (8), and the fresh air unit (8) and the air supply electric valve (10) are both connected with a real-time simulation server (15);
the system comprises a hot channel (18) formed by hot air positioned at the rear side of an IT equipment rack area, wherein a distributed movable humidity sensor (19) in the hot channel, a distributed movable temperature sensor (20) in the hot channel, a distributed movable black ball temperature sensor (21) in the hot channel and a distributed movable wind speed sensor (22) in the hot channel which are respectively used for monitoring the environmental conditions of the channel are arranged in the hot channel (18), and all sensors in the hot channel (18) are connected with a real-time simulation server (15);
the system comprises a cold channel (23) for distributing cold air through an elevated floor, wherein the cold channel is formed by a perforated part formed by arranging rising air through a floor on the front side of an IT equipment rack area, a distributed movable humidity sensor (24) in the cold channel, a distributed movable temperature sensor (25) in the cold channel, a distributed movable black ball temperature sensor (26) in the cold channel and a distributed movable wind speed sensor (27) in the cold channel which are respectively used for monitoring the environmental condition of the channel are arranged in the cold channel (23), and each sensor in the cold channel (23) is connected with a real-time simulation server (15);
the load prediction server (14) predicts the cold quantity required by the special air conditioner (16) of the machine room in the future in a short term through a load prediction algorithm, and the load prediction algorithm comprehensively considers the historical load change trend and the real-time load change trend;
the real-time simulation server (15) carries out CFD simulation in advance according to load prediction, a multi-sensor mobile measurement unmanned aerial vehicle (28) is arranged in advance at the position where the air parameters in the room are the worst and reflected by the CFD simulation result, and the special air conditioner (16) for the machine room is adjusted in advance.
2. The intelligent environment control system for the data room based on the hydrodynamics analog-digital twin as claimed in claim 1, wherein: and the outdoor air quality sensor (1), the outdoor solar radiation sensor (2), the outdoor temperature sensor (3) and the outdoor humidity sensor (4) are connected with the fresh air electric valve (6).
3. The intelligent environment control system for the data room based on the hydrodynamics analog-digital twin as claimed in claim 1, wherein: the front end pipeline of the fresh air handling unit (8) is connected with a chemical filter (7).
4. The intelligent environment control system for the data room based on the hydrodynamics analog-digital twin as claimed in claim 1, wherein: the humidifier (12) sends the moisture to the lower part of the floor of the machine room, and the moisture is sent to the cold channel (23) after being mixed with the air supply of the special air conditioner (16) of the machine room through a lower air supply channel arranged below the floor.
5. The intelligent environment control system for the data room based on the hydrodynamics analog-digital twin as claimed in claim 1, wherein: the calculation force distribution server (13) is connected with the servers in the IT equipment rack area, and the calculation force distribution server (13) performs calculation force distribution in the data machine room.
6. The intelligent environment control system for the data room based on the hydrodynamics analog-digital twin as claimed in claim 1, wherein: the instantaneous-explosion cooling high-pressure dry ice ball (17) utilizes a large amount of heat absorbed in the sublimation process of the dry ice to supplement a cold gap for the data center machine room.
7. The intelligent environment control system for the data room based on the hydrodynamics analog-digital twin as claimed in claim 1, wherein: each sensor in the hot channel (18) and the cold channel (23) has sensing, calculating and communication functions.
8. The intelligent environment control system for the data room based on the hydrodynamics analog-digital twin as claimed in claim 7, wherein: with unmanned aerial vehicle and internet of things combination together multisensor remove measurement unmanned aerial vehicle (28) comprises organism, airborne communication equipment, ground equipment, airborne environment check out test set and information processing system, and detectable parameter includes: temperature, humidity, wind speed, black ball temperature.
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| CN114845523B (en) * | 2022-04-11 | 2023-03-24 | 广东云下汇金科技有限公司 | Refrigeration control method and device for data center precision air conditioner |
| WO2024058709A1 (en) * | 2022-09-16 | 2024-03-21 | Hitachi, Ltd. | Method and system for facility management for identifying actionable event in relation to a building |
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