CN115867005B - Temperature control device and control method for 5G machine room - Google Patents
Temperature control device and control method for 5G machine room Download PDFInfo
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- CN115867005B CN115867005B CN202310171541.XA CN202310171541A CN115867005B CN 115867005 B CN115867005 B CN 115867005B CN 202310171541 A CN202310171541 A CN 202310171541A CN 115867005 B CN115867005 B CN 115867005B
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Abstract
The invention is suitable for the technical field of temperature control and regulation of 5G machine rooms, and provides a temperature control device and a temperature control method for a 5G machine room. The temperature control device comprises a first refrigerating system and a second refrigerating system, wherein the first refrigerating system is provided with a first controller, the first refrigerating system is connected with a first pipeline, a plurality of first branch pipes are connected along the first pipeline, a first opening adjusting valve is arranged at the first branch pipes or the first air supply outlet, the first opening adjusting valve is connected with the first controller, and the first controller is used for controlling the opening of the first opening adjusting valve; and each communication equipment cabinet is internally provided with an intra-cabinet temperature sensor, each intra-cabinet temperature sensor is connected with the second controller, and the second opening regulating valve is connected with the second controller. The temperature control device and the control method for the 5G machine room are beneficial to reducing energy consumption and low in application cost.
Description
Technical Field
The invention belongs to the technical field of temperature control and regulation of 5G machine rooms, and particularly relates to a temperature control device and a temperature control method for a 5G machine room.
Background
Along with the development of information technologies such as big data, internet of things and artificial intelligence, the 5G machine room plays an increasingly important role, and partial equipment in the 5G machine room has relatively large power consumption, so that in order to ensure the normal operation of the 5G machine room, a refrigeration system is generally required to be arranged to cool the communication equipment cabinet in the machine room, so that the communication equipment cabinet can work normally.
In the prior art, basic technologies such as fan control and air conditioner control are generally adopted, and the problems of short circuit and waste of cold air, high energy consumption and the like exist.
In addition, most of the existing refrigeration energy-saving optimization schemes are used for replacing new intelligent refrigeration equipment or directly creating more modern data centers, the required manpower, material resources and financial resources are large, and the application cost is high.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a temperature control device and a control method for a 5G machine room, which have relatively low energy consumption and low application cost.
The technical scheme of the invention is as follows: the temperature control device for the 5G machine room comprises a first refrigerating system and a second refrigerating system, wherein the first refrigerating system is provided with a first controller, the first refrigerating system is connected with a first pipeline extending into the 5G machine room, a plurality of first branch pipes are connected along the first pipeline, each first branch pipe is respectively connected with a first air supply opening of each communication equipment cabinet in the 5G machine room, a first opening adjusting valve is arranged at the first branch pipe or the first air supply opening, the first opening adjusting valve is connected with the first controller, and the first controller is used for controlling the opening of the first opening adjusting valve;
the temperature control device also comprises a plurality of power supply modules for supplying power to the communication equipment cabinet, and the power supply modules are connected with a current detection unit; the current detection unit is in communication connection with the first controller;
the second refrigerating system is provided with a second controller, a second pipeline extending into the 5G machine room is connected with a plurality of second branch pipes along the second pipeline, each second branch pipe is respectively connected with a second air supply port or the first branch pipe of each communication equipment cabinet in the 5G machine room, and a second opening adjusting valve is arranged at the second branch pipe or the second air supply port; and each communication equipment cabinet is internally provided with an intra-cabinet temperature sensor, each intra-cabinet temperature sensor is connected with the second controller, the second opening regulating valve is connected with the second controller, and the second controller is used for controlling the opening of the second opening regulating valve.
Optionally, the temperature control device further includes a total power supply module, each power supply module is connected with the total power supply module, the total power supply module is connected with a total current detection unit, and the total current detection unit is connected with the air conditioner power regulator.
Optionally, the temperature control device comprises a ventilation channel arranged between two rows of communication equipment cabinets, and a ventilation opening of the communication equipment cabinets is communicated with the ventilation channel.
Optionally, the temperature control device further comprises a thermal imaging monitoring component arranged at the top in the 5G machine room, and the thermal imaging monitoring component is connected with an alarm module.
Optionally, the total power supply module is provided with a voltage stabilizer.
Optionally, the first controller and the second controller are connected with a remote control module.
Optionally, the temperature control device further comprises an outdoor temperature sensor, and the outdoor temperature sensor is connected to the second controller.
Optionally, a first air supply temperature sensor is arranged at the first air supply opening.
Optionally, a second air supply temperature sensor is arranged at the second air supply opening.
The invention also provides a temperature control method for the 5G machine room, which adopts the temperature control device for the 5G machine room and comprises the following steps:
the first refrigeration system and the second refrigeration system are started;
each current detection unit detects the current of each power supply module and respectively obtains the average current of unit time;
the first controller controls the first opening regulating valve according to the average current value, and controls the corresponding air quantity to be sent to the corresponding communication equipment cabinet through the first air supply opening;
the temperature sensor in each cabinet detects the temperature of the corresponding communication equipment cabinet in real time, and the second controller controls the second opening adjusting valve according to the temperature of the corresponding communication equipment cabinet to control the corresponding air quantity to be sent to the corresponding communication equipment cabinet through the second air supply opening.
The invention provides a temperature control device and a control method for a 5G machine room, wherein the temperature control device comprises a first refrigeration system and a second refrigeration system, and the first refrigeration system and the second refrigeration system both adopt a precise air conditioning unit. The first refrigerating system is provided with a first controller, and is connected with a first pipeline extending into the 5G machine room, and the first pipeline is used for transmitting cold energy generated by the first refrigerating system. And a plurality of first branch pipes are connected along the first pipeline, each first branch pipe is respectively connected with a first air supply port of each communication equipment cabinet in the 5G machine room, namely, the cooling capacity generated by the first refrigerating system is distributed to each corresponding communication equipment cabinet through each first branch pipe by the first pipe. The first branch pipe or the first air supply opening is provided with a first opening adjusting valve, and the first opening adjusting valve can be an electric control valve which can adjust the opening of the first branch pipe or the first air supply opening so as to control the flow of the refrigerating air. The first opening regulating valve is connected to the first controller, and the first controller is used for controlling the opening of the first opening regulating valve; the temperature control device also comprises a plurality of power supply modules for supplying power to the communication equipment cabinet, and the power supply modules are connected with a current detection unit; the current detection unit is in communication connection with the first controller, so that the heat productivity of each communication equipment cabinet can be judged according to the current flowing through each communication equipment cabinet due to the fact that the voltages are consistent and the current is high, the opening of the corresponding first opening regulating valve is relatively large for the communication equipment cabinet with large heat productivity, more cold energy enters the corresponding communication equipment cabinet, the current is zero, the corresponding first opening regulating valve can be closed, the cold energy distribution is reasonable, unnecessary waste is avoided, and the first refrigerating system can adopt a variable-frequency air conditioner. The second refrigerating system is provided with a second controller, the second refrigerating system is connected with a second pipeline extending into the 5G machine room, a plurality of second branch pipes are connected along the second pipeline, and the second pipeline is used for transmitting cold energy generated by the second refrigerating system. Each second branch pipe is connected to a second air supply opening or the first branch pipe of each communication equipment cabinet in the 5G machine room, and a second opening adjusting valve is arranged at the second branch pipe or the second air supply opening; the cold energy generated by the second refrigerating system is distributed to the corresponding communication equipment cabinets through the second branch pipes through the second pipes. Each communication equipment cabinet is internally provided with an intra-cabinet temperature sensor, each intra-cabinet temperature sensor is connected with the second controller, the second opening regulating valve is connected with the second controller, and the second controller is used for controlling the opening of the second opening regulating valve, so that according to the internal real-time temperature of each communication equipment cabinet, the opening of the corresponding second opening regulating valve is relatively larger for the communication equipment cabinet with higher temperature, more cold energy enters the corresponding communication equipment cabinet, and a secondary distribution mode is adopted, so that the utilization of the cold energy is more efficient and reasonable, the energy consumption is reduced, and the application cost is low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments 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 other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a temperature control device for a 5G machine room according to an embodiment of the present invention when the temperature control device is applied to the 5G machine room;
fig. 2 is a schematic perspective view of a temperature control device for a 5G machine room according to an embodiment of the present invention when the temperature control device is applied to the 5G machine room;
fig. 3 is a schematic plan view of a temperature control device for a 5G machine room according to an embodiment of the present invention when the temperature control device is applied to the 5G machine room;
fig. 4 is a schematic plan view of a temperature control device for a 5G machine room according to an embodiment of the present invention when the temperature control device is applied to the 5G machine room.
Description of the embodiments
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
As shown in fig. 1 to 4, the temperature control device for a 5G machine room provided by the embodiment of the invention includes a first refrigeration system and a second refrigeration system, where the first refrigeration system and the second refrigeration system can both use a precise air conditioning unit. The first refrigeration system is provided with a first controller, the first refrigeration system is connected with a first pipeline 110 extending into the 5G machine room, and the first pipeline 110 is used for transmitting cold energy generated by the first refrigeration system. A plurality of first branch pipes 120 are connected along the first pipeline 110, each first branch pipe 120 is respectively connected to a first air supply port of each communication equipment cabinet 200 in the 5G machine room, that is, the cooling capacity generated by the first refrigeration system is distributed to each corresponding communication equipment cabinet 200 by each first branch pipe 120 through the first pipeline 110. The first branch pipe 120 or the first air supply opening is provided with a first opening adjusting valve 130, and the first opening adjusting valve 130 may be an electric control valve, which may adjust the opening of the first branch pipe 120 or the first air supply opening, so as to control the flow of the refrigerant. The first opening degree adjusting valve 130 is connected to the first controller, and the first controller is used for controlling the opening degree of the first opening degree adjusting valve 130; the temperature control device further comprises a plurality of power supply modules for supplying power to the communication equipment cabinet 200, and the power supply modules are connected with a current detection unit; the current detection unit is in communication connection with the first controller, so that according to the current flowing through each communication equipment cabinet 200, the heat productivity of each communication equipment cabinet 200 can be judged according to the current due to the consistent voltage and the current, for the communication equipment cabinet 200 with larger heat productivity, the opening of the corresponding first opening regulating valve 130 is set to be relatively larger, more cold energy enters the corresponding communication equipment cabinet 200, the current is zero, the corresponding first opening regulating valve 130 can be closed, the cold energy distribution is reasonable, unnecessary waste is avoided, and the first refrigerating system can adopt a variable frequency air conditioner. The second refrigeration system is provided with a second controller, the second refrigeration system is connected with a second pipeline 210 extending into the 5G machine room, a plurality of second branch pipes 220 are connected along the second pipeline 210, and the second pipeline 210 is used for transmitting cold energy generated by the second refrigeration system. Each second branch pipe 220 is respectively connected to a second air supply port of each communication equipment cabinet 200 in the 5G machine room, or the second branch pipes 220 are connected to the first branch pipes 120 (without arranging a second air supply port, which is beneficial to upgrading and transformation), the second branch pipes 220 and the first branch pipes 120 can be connected in a Y shape by adopting a tee joint, a second opening adjusting valve is arranged at the second branch pipes 220 or the second air supply ports, and the second opening adjusting valves are respectively controlled by a corresponding first controller and a second controller; the cold generated by the second refrigeration system is distributed to each corresponding communication equipment cabinet 200 by each second branch pipe 220 through the second pipeline 210. Each communication equipment cabinet 200 is internally provided with an intra-cabinet temperature sensor, each intra-cabinet temperature sensor is connected to the second controller, the second opening regulating valve is connected to the second controller, and the second controller is used for controlling the opening of the second opening regulating valve, so that according to the internal real-time temperature of each communication equipment cabinet 200, the opening of the corresponding second opening regulating valve is set to be relatively larger for the communication equipment cabinet 200 with higher temperature, more cold energy enters the corresponding communication equipment cabinet 200, and a secondary distribution mode is adopted, so that the utilization of the cold energy is more efficient and reasonable, the energy consumption is reduced, and the application cost is low.
In particular applications, first conduit 110 and second conduit 210 may be disposed adjacent and side-by-side. The first refrigerating system can be arranged at one end of the first pipeline 110, the second refrigerating system can be arranged at one end of the second pipeline 210 far away from the first refrigerating system, the first end of the first pipeline 110 is adjacent to the first end of the second pipeline 210, the second end of the first pipeline 110 is adjacent to the second end of the second pipeline 210, the first refrigerating system is connected to the first end of the first pipeline 110, and the second refrigerating system is connected to the second end of the second pipeline 210, so that the temperature of the tail end of the pipeline is in a reasonable range, and the shortage of the cooling capacity of the communication equipment cabinet 200 corresponding to the tail end is avoided. Of course, the first refrigeration system and the second refrigeration system may also be adjacently juxtaposed for installation and maintenance.
Specifically, the temperature control device further comprises a total power supply module, and a mains supply line can be connected to the total power supply module. The power supply modules are respectively connected with the total power supply module, the power supply modules are connected in parallel, the total power supply module is connected with a total current detection unit, and the total current detection unit is connected with an air conditioner power regulator. The total power supply module may control the actual power of the first refrigeration system, i.e. when the total current reaches a set value, the first refrigeration system may operate at the rated power. When the total current is lower than the range, the first refrigerating system can work according to the set power reduction, and the energy consumption is reduced.
Specifically, the temperature control device may include a ventilation channel 330 disposed between two rows of communication equipment cabinets 200, the ventilation opening of the communication equipment cabinet 200 is communicated with the ventilation channel 330, and the ventilation channel 330 may be a return air channel. In a specific application, an overhead floor layer 310 is disposed in a machine room, a hot plate may be disposed on the floor layer 310, one end of the hot plate is an evaporation end, the other end of the hot plate is a condensation end, the communication equipment cabinet 200 may be seated on the evaporation end of the hot plate, and the condensation end may extend into the ventilation channel 330. In a specific application, when two rows of communication equipment cabinets 200 are disposed in the machine room, the first pipeline 110 and the second pipeline 210 may be disposed in a U shape, and the first pipeline 110 and the second pipeline 210 may pass through an area above each communication equipment cabinet 200.
Specifically, the temperature control device may further include a thermal imaging monitoring component disposed at the top in the 5G machine room, where the thermal imaging monitoring component is connected with an alarm module (connected with a 4G or 5G wireless communication module), and the thermal imaging monitoring component may be an infrared thermal imager, which may identify the communication equipment cabinet 200 with a temperature exceeding a set range, and push alarm information to a manager (designated terminal) through the alarm module, so as to avoid a problem caused by an overhigh temperature of the communication equipment cabinet 200. The thermal imaging monitoring component can be connected to the rotary cradle head, and the range of the machine room can be covered only by setting a small amount of thermal imaging monitoring components. If the area of the machine room is large, a routing inspection type thermal imaging device can be adopted, namely, the thermal imaging device can be provided with travelling wheels, and routing inspection can be performed in the 5G machine room at regular time according to a set route, and a message is transmitted to the designated terminal equipment. The charging base station can be arranged in the 5G machine room, and the thermal imaging device can be moved to the charging base station for automatic charging.
Specifically, the total power supply module may optionally be provided with a voltage stabilizer (voltage stabilizing module), and the total power supply module may be a total power connector, which may optionally be provided with a first wireless module (may be a bluetooth module, a ZIGBEE module, etc.). The temperature control device may include a remote management module (wireless gateway), and the first wireless module may be communicatively connected to the remote management module (wireless gateway) to transmit the voltage and current parameters of the total power connector to the remote server through the wireless gateway. The power supply module is connected in parallel to the total power supply module. The power supply module can be selectively provided with a second wireless module (such as a Bluetooth module and a ZIGBEE module), and the second wireless module can be in communication connection with a remote management module (wireless gateway) so as to transmit current parameters of a power connector (corresponding to the communication equipment cabinet 200) to a remote server through the wireless gateway, and record and form a log file for maintenance personnel to review, so that the maintenance personnel can maintain and manage in time when the voltage and the current are abnormal.
By adopting the scheme of the invention, the existing machine room is easy to upgrade and reform, only the corresponding air supply pipeline is required to be additionally arranged, the refrigerating system and the socket module are required to be replaced, a small number of controllers, temperature sensing equipment and the like are added, and the wireless gateway is connected with wireless modules of each temperature sensor and the power supply module, so that networking and upgrading are easy to realize, the temperature sensor can adopt a scheme of internally arranging a Bluetooth module or a ZIGBEE module, the temperature sensor can be internally arranging a button battery, the configuration and the connection are convenient, and the upgrading application to the existing communication equipment cabinet 200 is easy to realize.
Specifically, the first controller and the second controller may be selectively connected with a remote control module, where the remote control module may be a WIFI module, a 5G module (a SIM card with a 5G standard is inserted) and the like, so as to upload information such as setting parameters to a specified terminal such as a cloud server.
Specifically, the temperature control device further includes an outdoor temperature sensor for detecting an outdoor temperature, and the outdoor temperature sensor is connected to the second controller. When the outdoor temperature rises to the set range, the power of the first refrigeration system can be increased by the second controller.
Specifically, the first air supply port is optionally provided with a first air supply temperature sensor, and the second air supply port is provided with a second air supply temperature sensor. The first air supply temperature sensor and the second air supply temperature sensor can be connected to a remote management module (wireless gateway) through a Bluetooth module, a ZIGBEE module and the like, and maintenance personnel can check the temperature in time when the first air supply temperature sensor and the second air supply temperature sensor are abnormal. In particular applications, the various power supply modules and the overall power supply module may be integrated within a power distribution box or a power distribution room, which may be disposed within a compartment within the machine room. The air conditioning packs of both the first refrigeration system and the second refrigeration system may be respectively disposed in different dedicated compartments (compartments communicating with the outside).
In the specific application, the 5G computer lab can be provided with the furred ceiling of steel construction, and furred ceiling department is provided with and walks line bracket 340 and pipeline bracket, walks line bracket and pipeline bracket and can parallel the setting of being separated by, simple structure is reliable.
The embodiment of the invention also provides a temperature control method for the 5G machine room, which adopts the temperature control device for the 5G machine room and comprises the following steps:
the first refrigeration system and the second refrigeration system are started;
each current detection unit detects the current of each power supply module and respectively obtains the average current A of unit time;
the first controller controls the first opening adjusting valve 130 according to the average current value, and controls the corresponding air quantity to be sent to the corresponding communication equipment cabinet 200 through the first air supply port; in a specific application, the cooling capacity and the air capacity provided by the first refrigeration system to the first refrigeration system are certain, the sum of the currents of the power supply modules is S, and if the current of a certain power supply module is A1, the opening of the first opening adjusting valve 130 corresponding to the communication equipment cabinet 200 can be controlled to be A1/S, so that the refrigeration capacity can be distributed according to the heating capacity. If the current of a certain power supply module is at or near 0, it indicates that the communication equipment cabinet 200 is not operating, and the opening of the first opening adjusting valve 130 corresponding to the communication equipment cabinet 200 is 0.
According to the current flowing through each communication equipment cabinet 200, the magnitude of the heating value of each communication equipment cabinet 200 can be judged through the magnitude of the current due to the consistent voltage, the opening of the corresponding first opening regulating valve 130 is set to be relatively larger for the communication equipment cabinet 200 with larger heating value, so that more cold energy enters the corresponding communication equipment cabinet 200, the current is zero, the corresponding first opening regulating valve 130 can be closed, the cold energy distribution is reasonable, unnecessary waste is avoided, and the first refrigerating system can adopt a variable-frequency air conditioner. The second refrigeration system is provided with a second controller, the second refrigeration system is connected with a second pipeline 210 extending into the 5G machine room, a plurality of second branch pipes 220 are connected along the second pipeline 210, and the second pipeline 210 is used for transmitting cold energy generated by the second refrigeration system. Each second branch pipe 220 is connected to a second air supply port or the first branch pipe 120 of each communication equipment cabinet 200 in the 5G machine room, and a second opening adjusting valve is arranged at the second branch pipe 220 or the second air supply port; the cold generated by the second refrigeration system is distributed to each corresponding communication equipment cabinet 200 by each second branch pipe 220 through the second pipeline 210. Each communication equipment cabinet 200 is internally provided with an intra-cabinet temperature sensor, each intra-cabinet temperature sensor is connected with the second controller, the second opening regulating valve is connected with the second controller, and the second controller is used for controlling the opening of the second opening regulating valve, so that according to the internal real-time temperature of each communication equipment cabinet 200, the opening of the corresponding second opening regulating valve is relatively larger for the communication equipment cabinet 200 with higher temperature, more cold energy enters the corresponding communication equipment cabinet 200, and the distribution of the cold energy is corrected in a secondary distribution mode, so that the utilization of the cold energy is more efficient and reasonable, the energy consumption is reduced, and the application cost is low. In a specific application, for the communication equipment cabinet 200 with the temperature higher than the first preset value, the second controller may control the opening of the second opening adjusting valve to be fully opened. For the communication equipment cabinet 200 with the temperature lower than the first preset value and higher than the second preset value, the second controller may control the opening of the second opening adjusting valve to be a set proportion (for example, the opening is 50%), and for the communication equipment cabinet 200 with the temperature lower than the second preset value and higher than the second preset value, the second controller may control the opening of the second opening adjusting valve to be fully closed, that is, not sending cold. If the temperatures of all the communication equipment cabinets 200 are lower than the third preset value and the time exceeds the set duration (for example, 15 minutes), the second controller can control the second refrigeration system to stop working for a certain time and close each second opening adjusting valve until the temperatures sensed by the temperature sensors in the cabinets are higher than the first preset value or higher than the second preset value, and then the second refrigeration system is started and the corresponding second opening adjusting valve is controlled to be opened. The first refrigerating system and the second refrigerating system can cooperate and complement each other, under the premise of ensuring the safety of meeting the heat dissipation requirement of 5G machine room equipment, the overcooling condition caused by too careful refrigeration control strategy or the local server overheating condition caused by too aggressive refrigeration control strategy can be avoided, the refrigeration energy consumption and the failure rate are greatly reduced, and the use effect is good.
And even when any set of refrigerating system fails, the other set of refrigerating system can normally operate, so that the machine room equipment can safely operate for a set period of time under the non-extreme condition, and the safety redundancy is good. In a specific application, when there are more communication equipment cabinets 200 in the same machine room, two or more sets of temperature control devices may be used.
The embodiment of the invention provides a temperature control device and a control method for a 5G machine room, wherein the temperature control device comprises a first refrigeration system and a second refrigeration system, and the first refrigeration system and the second refrigeration system both adopt a precise air conditioning unit. The first refrigeration system is provided with a first controller, the first refrigeration system is connected with a first pipeline 110 extending into the 5G machine room, and the first pipeline 110 is used for transmitting cold energy generated by the first refrigeration system. A plurality of first branch pipes 120 are connected along the first pipeline 110, each first branch pipe 120 is respectively connected to a first air supply port of each communication equipment cabinet 200 in the 5G machine room, that is, the cooling capacity generated by the first refrigeration system is distributed to each corresponding communication equipment cabinet 200 by each first branch pipe 120 through the first pipeline 110. The first branch pipe 120 or the first air supply opening is provided with a first opening adjusting valve 130, and the first opening adjusting valve 130 may be an electric control valve, which may adjust the opening of the first branch pipe 120 or the first air supply opening, so as to control the flow of the refrigerant. The first opening degree adjusting valve 130 is connected to the first controller, and the first controller is used for controlling the opening degree of the first opening degree adjusting valve 130; the temperature control device further comprises a plurality of power supply modules for supplying power to the communication equipment cabinet 200, and the power supply modules are connected with a current detection unit; the current detection unit is in communication connection with the first controller, so that according to the current flowing through each communication equipment cabinet 200, the heat productivity of each communication equipment cabinet 200 can be judged according to the current due to the consistent voltage and the current, for the communication equipment cabinet 200 with larger heat productivity, the opening of the corresponding first opening regulating valve 130 is set to be relatively larger, more cold energy enters the corresponding communication equipment cabinet 200, the current is zero, the corresponding first opening regulating valve 130 can be closed, the cold energy distribution is reasonable, unnecessary waste is avoided, and the first refrigerating system can adopt a variable frequency air conditioner. The second refrigeration system is provided with a second controller, the second refrigeration system is connected with a second pipeline 210 extending into the 5G machine room, a plurality of second branch pipes 220 are connected along the second pipeline 210, and the second pipeline 210 is used for transmitting cold energy generated by the second refrigeration system. Each second branch pipe 220 is connected to a second air supply port or the first branch pipe 120 of each communication equipment cabinet 200 in the 5G machine room, and a second opening adjusting valve is arranged at the second branch pipe 220 or the second air supply port; the cold generated by the second refrigeration system is distributed to each corresponding communication equipment cabinet 200 by each second branch pipe 220 through the second pipeline 210. Each communication equipment cabinet 200 is internally provided with an intra-cabinet temperature sensor, each intra-cabinet temperature sensor is connected to the second controller, the second opening regulating valve is connected to the second controller, and the second controller is used for controlling the opening of the second opening regulating valve, so that according to the internal real-time temperature of each communication equipment cabinet 200, the opening of the corresponding second opening regulating valve is set to be relatively larger for the communication equipment cabinet 200 with higher temperature, more cold energy enters the corresponding communication equipment cabinet 200, and a secondary distribution mode is adopted, so that the utilization of the cold energy is more efficient and reasonable, the energy consumption is reduced, and the application cost is low.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (7)
1. The temperature control device for the 5G machine room is characterized by comprising a first refrigerating system and a second refrigerating system, wherein the first refrigerating system is provided with a first controller, the first refrigerating system is connected with a first pipeline extending into the 5G machine room, a plurality of first branch pipes are connected along the first pipeline, each first branch pipe is respectively connected with a first air supply port of each communication equipment cabinet in the 5G machine room, a first opening adjusting valve is arranged at the first branch pipe or the first air supply port, the first opening adjusting valve is connected with the first controller, and the first controller is used for controlling the opening of the first opening adjusting valve;
the temperature control device also comprises a plurality of power supply modules for supplying power to the communication equipment cabinet, and the power supply modules are connected with a current detection unit; the current detection unit is in communication connection with the first controller;
the second refrigerating system is provided with a second controller, a second pipeline extending into the 5G machine room is connected with the second refrigerating system, a plurality of second branch pipes are connected along the second pipeline, each second branch pipe is respectively connected with the first branch pipe of each communication equipment cabinet in the 5G machine room, the second branch pipes are connected with the first branch pipes in a Y shape through tee pipe joints, and a second opening adjusting valve is arranged at each second branch pipe; an in-cabinet temperature sensor is arranged in each communication equipment cabinet, each in-cabinet temperature sensor is connected with the second controller, the second opening regulating valve is connected with the second controller, and the second controller is used for controlling the opening of the second opening regulating valve;
when two rows of communication equipment cabinets are arranged in the machine room, the first pipeline and the second pipeline are arranged in a U shape, and the first pipeline and the second pipeline pass through the area above each communication equipment cabinet; the first refrigerating system is arranged at one end of the first pipeline, the second refrigerating system is arranged at one end of the second pipeline far away from the first refrigerating system, the first end of the first pipeline is adjacent to the first end of the second pipeline, the second end of the first pipeline is adjacent to the second end of the second pipeline, the first refrigerating system is connected to the first end of the first pipeline, the second refrigerating system is connected to the second end of the second pipeline, and the precise air conditioners of the first refrigerating system and the second refrigerating system are respectively arranged in different special compartments; the temperature control device further comprises a total power supply module, and a mains supply total power supply line is connected to the total power supply module; the power supply modules are respectively connected with the total power supply module, the power supply modules are connected in parallel, the total power supply module is connected with a total current detection unit, the total current detection unit is connected with an air conditioner power regulator, the total power supply module can control the actual power of the first refrigerating system, and when the total current reaches a set value, the first refrigerating system operates at rated power; the first air supply opening is provided with a first air supply temperature sensor, and the first air supply temperature sensor is connected to the remote management module through the ZIGBEE module.
2. A temperature control device for a 5G room as claimed in claim 1, wherein the temperature control device includes a ventilation channel disposed between two rows of communication equipment cabinets, the ventilation opening of the communication equipment cabinets being in communication with the ventilation channel.
3. A temperature control device for a 5G room as claimed in claim 1, further comprising a thermal imaging monitoring component disposed at the top of the 5G room, the thermal imaging monitoring component being connected with an alarm module.
4. A temperature control device for a 5G room as claimed in claim 2, characterized in that the total power supply module is provided with a voltage stabilizer.
5. A temperature control device for a 5G room as claimed in claim 1, wherein the first controller and the second controller are connected with a remote control module.
6. A temperature control device for a 5G machine room as claimed in any one of claims 1 to 5, further comprising an outdoor temperature sensor connected to the second controller.
7. A temperature control method for a 5G machine room, characterized by employing a temperature control apparatus for a 5G machine room as claimed in any one of claims 1 to 6, comprising the steps of:
the first refrigeration system and the second refrigeration system are started;
each current detection unit detects the current of each power supply module and respectively obtains the average current of unit time;
the first controller controls the first opening regulating valve according to the average current value, and controls the corresponding air quantity to be sent to the corresponding communication equipment cabinet through the first air supply opening;
the temperature sensors in the cabinets detect the temperature of the corresponding communication equipment cabinets in real time, and the second controller controls the second opening adjusting valve according to the temperature of the corresponding communication equipment cabinets to control the corresponding air quantity to be sent to the corresponding communication equipment cabinets through the second branch pipes;
the sum of the currents of the power supply modules is S, and the current of the power supply module is A1, and then the opening of the first opening regulating valve corresponding to the communication equipment cabinet is controlled to be A1/S; the current of the power supply module is 0, and the opening of the first opening regulating valve corresponding to the communication equipment cabinet is 0;
for the communication equipment cabinet with the temperature higher than the first preset value, the second controller controls the opening of the second opening regulating valve to be fully opened; and for the communication equipment cabinet with the temperature lower than the first preset value and higher than the second preset value, the second controller controls the opening of the second opening regulating valve to be 50%.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111065861A (en) * | 2017-09-29 | 2020-04-24 | 大金工业株式会社 | Air conditioning system |
| CN111071427A (en) * | 2020-01-09 | 2020-04-28 | 江南造船(集团)有限责任公司 | Centralized intelligent air conditioning system of ship |
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| CN201742670U (en) * | 2010-07-01 | 2011-02-09 | 重庆西泽科技有限公司 | Accurate air supply energy-saving cooling optimization device |
| CN102116517A (en) * | 2011-03-21 | 2011-07-06 | 北京东方新旭科技发展有限公司 | Air supply control method for equipment in machine room |
| CN201986334U (en) * | 2011-04-01 | 2011-09-21 | 刘卫东 | Self-adaptive dynamic and precise air supply control device |
| CN104991583A (en) * | 2015-06-30 | 2015-10-21 | 许继电气股份有限公司 | Prefabricated cabin temperature control method, prefabricated cabin temperature control system and prefabricated cabin |
| CN205408379U (en) * | 2016-03-09 | 2016-07-27 | 杭州瑞盈通信技术有限公司 | Communications room cooling system |
| CN205425312U (en) * | 2016-03-27 | 2016-08-03 | 广州川吉电气技术有限公司 | Cold volume distributor of distributing type integration rack |
| CN106016631B (en) * | 2016-07-07 | 2022-05-03 | 广东海悟科技有限公司 | Air conditioner monitoring system for machine room |
| CN206099112U (en) * | 2016-10-09 | 2017-04-12 | 国网四川省电力公司经济技术研究院 | Prefabricated cabin cooler air -conditioner or heating |
| CN112582897B (en) * | 2019-09-30 | 2022-12-09 | 比亚迪股份有限公司 | Energy storage cabinet |
| CN212691936U (en) * | 2020-06-24 | 2021-03-12 | 北京捷莱特技术有限公司 | Special air conditioning system for cold air type machine room |
| CN114786422A (en) * | 2022-03-30 | 2022-07-22 | 厦门科华数能科技有限公司 | Machine room refrigerating system and energy storage machine room |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111065861A (en) * | 2017-09-29 | 2020-04-24 | 大金工业株式会社 | Air conditioning system |
| CN111071427A (en) * | 2020-01-09 | 2020-04-28 | 江南造船(集团)有限责任公司 | Centralized intelligent air conditioning system of ship |
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