CN110145137A - Integrated micro-module machine room with low power consumption and high cooling efficiency - Google Patents
Integrated micro-module machine room with low power consumption and high cooling efficiency Download PDFInfo
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- CN110145137A CN110145137A CN201910368741.8A CN201910368741A CN110145137A CN 110145137 A CN110145137 A CN 110145137A CN 201910368741 A CN201910368741 A CN 201910368741A CN 110145137 A CN110145137 A CN 110145137A
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- 238000001816 cooling Methods 0.000 title claims abstract description 61
- 238000005265 energy consumption Methods 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000012544 monitoring process Methods 0.000 claims description 27
- 230000035945 sensitivity Effects 0.000 claims description 19
- 239000003990 capacitor Substances 0.000 claims description 18
- 238000005286 illumination Methods 0.000 claims description 14
- 230000006698 induction Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 5
- 238000013021 overheating Methods 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000007726 management method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/02—Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20718—Forced ventilation of a gaseous coolant
- H05K7/20745—Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device
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- Air Conditioning Control Device (AREA)
Abstract
The invention provides an integrated micro-module machine room with low power consumption and high cooling efficiency, which comprises a machine room body, wherein a plurality of micro-module machine room areas are divided in the machine room body, and each micro-module machine room area is internally provided with two machine cabinet placing sub-areas and an air convection channel; the two machine cabinet placing sub-areas are semi-closed structures which are formed by connecting and penetrating a plurality of machine cabinets side by side and have an opening, and the opening directions are opposite; the air convection channel is in a hollow tubular shape, forms a closed cooling channel with the two machine cabinet placing sub-areas, and is internally provided with a row-level cold air conditioner; after the row-level cold air conditioner is started, the output cold air circularly flows in the closed cooling channel, and the circulating cold air is only circulated and exchanges heat with the outside through the cabinet so as to realize cooling and reduce energy consumption. By implementing the invention, the defects of low cooling efficiency, low cooling speed and high power consumption in the prior art can be overcome, local overheating of a machine room can be effectively solved in an express way, and the effects of rapid cooling and power consumption saving are realized.
Description
Technical Field
The invention relates to the technical field of machine room management, in particular to an integrated micro-module machine room with low power consumption and high cooling efficiency.
Background
The machine room is a place where a company management information system is centrally placed, stores core devices such as server devices, network switches, routers, firewalls, storage servers and the like, and is a management information service processing center, a data storage center and a maintenance center. Therefore, in order to ensure smooth and unimpeded information transmission of the communication network hub and reliable and error-free normal operation of the computer system, the high-quality requirements of the computer room environment are fully considered in the construction of the computer room.
The equipment in the machine room has strict requirements on temperature, but the equipment generates a large amount of heat when being in a long-time working state, so that the temperature reduction measures need to be taken for the environment of the machine room. The existing machine room cools the environment of the machine room through scattered independent air conditioning equipment or a central air conditioner, but has the defects of low cooling efficiency, low cooling speed and high power consumption.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide an integrated micro-module machine room with low power consumption and high cooling efficiency, which can overcome the defects of low cooling efficiency, low cooling speed and high power consumption in the prior art, effectively solve local overheating of the machine room in an express way, and realize the effects of quick cooling and power consumption saving.
In order to solve the technical problem, an embodiment of the invention provides an integrated micro-module machine room with low power consumption and high cooling efficiency, which comprises a machine room body, wherein a plurality of micro-module machine room areas are divided in the machine room body, and each micro-module machine room area is internally provided with two machine cabinet placing sub-areas and an air convection channel arranged between the two machine cabinet placing sub-areas; wherein,
the two machine cabinet placing sub-regions are semi-closed structures which are formed by connecting and penetrating a plurality of machine cabinets side by side and are provided with openings, and the two openings formed by the two machine cabinet placing sub-regions are opposite in direction;
the air convection channel is in a hollow tubular shape, a row-level cold air conditioner is arranged in the middle of the air convection channel, and two ends of the air convection channel are respectively in sealing connection with two openings of the two cabinet placing sub-regions and then are communicated with the two cabinet placing sub-regions to form a closed cooling channel for circularly flowing cold air output by the row-level cold air conditioner;
after each row-level cold air conditioner is started, the output cold air circularly flows in a closed cooling channel in the corresponding micro-module machine room area in a closed mode, and the circularly flowing cold air is only subjected to circulation heat exchange with the outside through the machine cabinets in the two machine cabinet placing sub-areas in the corresponding micro-module machine room area, so that high-efficiency cooling is realized and energy consumption is reduced.
Wherein, a controller and a temperature sensor are also arranged in each micromodule machine room area; wherein,
the temperature sensor is arranged in an air convection channel in a corresponding micromodule machine room area, is connected with one end of the controller and is used for acquiring the real-time temperature in the correspondingly arranged air convection channel;
the other end of the controller is connected with the row-level cold air conditioner in the corresponding micro-module machine room area and used for receiving the real-time temperature in the air convection channel acquired by the connected temperature sensor and sending a corresponding voltage control signal to the corresponding row-level cold air conditioner to adjust the temperature of the corresponding row-level cold air conditioner connected with the row-level cold air conditioner when outputting cold air according to the received real-time temperature in the air convection channel.
The controller comprises a temperature monitoring circuit, a threshold setting circuit, a difference comparison circuit and a sensitivity adjusting circuit; wherein,
the input end of the temperature monitoring circuit is connected with the temperature sensor in the corresponding micro-module machine room area, and the output end of the temperature monitoring circuit is connected with the first input end of the difference comparison circuit and used for carrying out voltage following on the voltage signal transmitted by the connected temperature sensor so as to obtain a real-time temperature value in the air convection channel acquired by the connected temperature sensor;
the threshold setting circuit is connected with the second input end of the difference comparison circuit and is used for setting a plurality of temperature thresholds;
the output end of the difference comparison circuit is connected with the input end of the sensitivity adjustment circuit and is used for receiving the real-time temperature value in the air convection channel transmitted by the temperature monitoring circuit and the plurality of temperature thresholds set by the threshold setting circuit, comparing the received real-time temperature value in the air convection channel with each received temperature threshold, and further outputting corresponding voltage control signals according to the comparison result;
the output end of the sensitivity adjusting circuit is connected with the line-level cold air conditioner in the corresponding micro-module machine room area, and is used for adjusting the sensitivity of the voltage control signal output by the difference value comparison circuit, outputting the voltage control signal to the line-level cold air conditioner connected correspondingly and adjusting the temperature of the line-level cold air conditioner connected correspondingly when outputting cold air.
Wherein the temperature monitoring circuit is formed by a voltage comparator U4; wherein,
the non-inverting input end of the voltage comparator U4 is connected with the temperature sensor in the corresponding micro-module machine room area, the inverting input end of the voltage comparator U4 is connected with the output end of the voltage comparator U to form a first voltage negative feedback circuit, and the output end of the voltage comparator U4 is connected with the first input end of the difference comparison circuit.
The threshold setting circuit comprises an adjustable resistor VR2, a voltage follower U3, a capacitor C1 and a capacitor C2; wherein,
one end of the adjustable resistor VR2 is grounded, and the other end of the adjustable resistor VR2 is connected with the non-inverting input end of the voltage follower U3;
one end of the capacitor C1 is grounded, and the other end of the capacitor C1 is connected with the voltage follower U3;
one end of the capacitor C2 is grounded, and the other end of the capacitor C2 is connected with the voltage follower U3;
and the reverse input end and the output end of the voltage follower U3 are connected into a second voltage negative feedback circuit, and the output end of the voltage follower U3 is connected with the second input end of the difference comparison circuit.
The difference comparison circuit comprises a resistor R4, a resistor R5, a resistor R6, a resistor R7 and an inverse proportional amplifier U2; wherein,
one end of the resistor R4 is connected with the output end of the temperature monitoring circuit, and the other end of the resistor R4 is connected with the non-inverting input end of the inverse proportional amplifier U2 and one end of the resistor R6;
the other end of the resistor R6 is grounded;
one end of the resistor R5 is connected with the output end of the threshold setting circuit, and the other end of the resistor R5 is connected with the reverse input end of the reverse proportional amplifier U2;
the resistor R7 is a third voltage negative feedback circuit of the inverse proportional amplifier U2, one end of the resistor R7 is connected with the output end of the inverse proportional amplifier U2, and the other end of the resistor R5 is connected with the reverse input end of the inverse proportional amplifier U2;
the output end of the inverse proportion amplifier U2 is connected with the input end of the sensitivity adjusting circuit.
The sensitivity adjusting circuit comprises an inverse proportional amplifier U1, a resistor R1, a resistor R2, a resistor R3 and an adjustable resistor VR 1; wherein,
one end of the resistor R1 is connected with the output end of the difference comparison circuit, and the other end of the resistor R1 is connected with the inverting input end of the inverse proportional amplifier U1;
the non-inverting input end of the inverse proportion amplifier U1 is grounded, and the inverting input end is connected with the output end through a fourth voltage negative feedback circuit formed by connecting the adjustable resistor VR1 and the resistor R2 in series;
one end of the resistor R3 is connected with the output end of the inverse proportion amplifier U1, and the other end of the resistor R3 is connected with a line-level cold air conditioner in the corresponding micromodule machine room area.
Each air convection channel comprises a bearing framework, a skylight, an observation window and a movable door; wherein,
the bearing framework is respectively fixed with the cabinets at the openings of the two cabinet placing sub-areas through welding or fasteners, and is communicated with the two cabinet placing sub-areas to form a closed cooling channel after being in sealing connection with the two openings of the two cabinet placing sub-areas;
and the skylight, the observation window and the movable door are all hermetically arranged on the bearing framework.
Wherein the machine room body comprises a lighting device; wherein,
the lighting equipment comprises machine room primary lighting equipment for lighting of the main channel and basic work lighting and machine room secondary lighting equipment for auxiliary lighting of machine room operation.
The lighting equipment adopts one or more control means of time control, movement induction control, local control, illumination control, central control, constant illumination control, presence induction control and logic control to control the working state.
The embodiment of the invention has the following beneficial effects:
according to the invention, the machine room body is divided into a plurality of micro-module machine room areas, and each micro-module machine room area is internally provided with two machine cabinet placing sub-areas and an air convection channel which form a closed cooling channel, so that cold air output by a row-level cold air conditioner positioned in the air convection channel is subjected to closed circulation flow in the closed cooling channel, and the circularly flowing cold air is subjected to heat exchange with the outside only through the machine cabinets, thereby conforming to the principle of an early cooling device and a later cooling environment, having higher cooling efficiency and low energy consumption, overcoming the defects of low cooling efficiency, low cooling speed and large power consumption in the prior art, effectively solving local overheating of the machine room in an express way, and realizing the effects of quick cooling and power consumption saving.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is within the scope of the present invention for those skilled in the art to obtain other drawings based on the drawings without inventive exercise.
Fig. 1 is a schematic plan structural diagram of an integrated micro-module machine room with low power consumption and high cooling efficiency according to an embodiment of the present invention;
FIG. 2 is a schematic plan view of a single micromodule room area in FIG. 1;
FIG. 3 is a schematic diagram of the logical structure connections for the row-level cold air conditioning cold cycle control in the single micro-module room area of FIG. 1;
FIG. 4 is a schematic diagram of the logic structure of the controller of FIG. 3;
fig. 5 is a view of an application scenario of the controller in fig. 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, An integrated micro-module machine room with low power consumption and high cooling efficiency provided in An embodiment of the present invention includes a machine room body 1, a plurality of micro-module machine room areas a 1-An are divided in the machine room body 1, and two cabinet placing sub-areas B1 and B2 and An air convection channel T disposed between the two cabinet placing sub-areas B1 and B2 are disposed in each of the micro-module machine room areas a 1-An; wherein,
the two cabinet placing sub-regions B1 and B2 are both a semi-closed structure with an opening formed by connecting and penetrating a plurality of cabinets C1-Cm side by side, and the two openings formed by the two cabinet placing sub-regions B1 and B2 are opposite in direction;
the air convection channel T is hollow and tubular, a row-level cold air conditioner G (namely a special air conditioner for a row-level inter-row room machine room) is arranged in the middle of the air convection channel T, and two ends of the air convection channel T are respectively in sealing connection with two openings of the two cabinet placing sub-regions B1 and B2 and then are communicated with the two cabinet placing sub-regions B1 and B2 to form a closed cooling channel L for outputting cold air by the circulating flow row-level cold air conditioner G;
after each row-level cold air conditioner G is started, the output cold air circularly flows in a closed cooling channel L in the corresponding micro-module machine room area in a closed manner, so that the circularly flowing cold air is only circulated and exchanged with the outside through the cabinets of the two cabinet placing sub-areas B1 and B2 in the corresponding micro-module machine room area, and high-efficiency cooling and energy consumption reduction are realized.
It should be noted that, the gap between adjacent cabinets in the same cabinet placement sub-area is sealed by glass, and two opposite side plates between adjacent cabinets should be removed, so that the cabinets can be connected side by side to be communicated. Meanwhile, in the same cabinet placing sub-area, the side plate of one cabinet in the two cabinets positioned on the outermost side is removed, and the side plate of the other cabinet is reserved, so that each cabinet placing sub-area can be communicated to form a semi-closed structure with an opening.
It can be understood that because the cold wind that the circulation flows only places subregion B1 through its two cabinets that correspond in the micromodule computer lab region, the rack and the external circulation heat transfer of B2, accord with the principle of cold equipment earlier, the cold environment of back, cooling efficiency is higher and the energy consumption is low, thereby can overcome prior art and have the drawback that cooling efficiency is low, cooling speed is slow, power consumption is big, the solution computer lab local overheat of effective express delivery, realize fast cold and the effect of practicing thrift the power consumption.
In the embodiment of the invention, a controller 21 and a temperature sensor 22 are further arranged in each micromodule machine room area A1-An, so that the environment temperature in each micromodule machine room area A1-An can be intelligently controlled. Once one of the micromodule machine room areas a 1-An has serious heat generation and other environmental temperatures are normal, the micromodule machine room area with serious heat generation can be selectively cooled.
Taking a certain micromodule machine room area Ai as an example, as shown in fig. 3 and 4, the following is specifically described:
in fig. 3, a controller 21 and a temperature sensor 22 are further disposed in the micromodule machine room area Ai; wherein,
the temperature sensor 22 is arranged in the air convection channel T in the corresponding micromodule machine room area, connected with one end of the controller 21, and used for acquiring the real-time temperature in the air convection channel T;
the other end of the controller 21 is connected to the row-level cold air conditioner G in the corresponding micro-module machine room region, and is configured to receive the real-time temperature in the air convection channel T acquired by the connected temperature sensor 22, and send a corresponding voltage control signal to the corresponding connected row-level cold air conditioner G according to the received real-time temperature in the air convection channel T to adjust the temperature of the corresponding connected row-level cold air conditioner G when outputting cold air.
In fig. 4, the controller 21 includes a temperature monitoring circuit 211, a threshold setting circuit 212, a difference value comparing circuit 213, and a sensitivity adjusting circuit 214; wherein,
the input end of the temperature monitoring circuit 211 is connected to the temperature sensor 22 in the corresponding micro-module machine room area, and the output end is connected to the first input end a1 of the difference comparison circuit 213, so as to perform voltage following on the voltage signal transmitted by the connected temperature sensor 22, so as to obtain a real-time temperature value in the air convection channel T acquired by the connected temperature sensor 22;
the threshold setting circuit 212 is connected to the second input terminal a2 of the difference comparison circuit 213, and is used for setting a plurality of temperature thresholds;
an output end a3 of the difference comparison circuit 213 is connected to an input end of the sensitivity adjustment circuit 214, and is configured to receive the real-time temperature value in the air convection channel T sent by the temperature monitoring circuit 211 and the plurality of temperature thresholds set by the threshold setting circuit 212, compare the received real-time temperature value in the air convection channel T with each received temperature threshold, and further output a corresponding voltage control signal according to the comparison result;
the output end of the sensitivity adjusting circuit 214 is connected to the row-level cold air conditioner G in the corresponding micro-module machine room area, and is used for adjusting the sensitivity of the voltage control signal output by the difference value comparing circuit 213, and then outputting the voltage control signal to the row-level cold air conditioner G connected correspondingly, so as to adjust the temperature of the row-level cold air conditioner G connected correspondingly when outputting cold air.
As shown in fig. 5, an application scenario of the controller 21 in fig. 4 is further explained:
the temperature monitoring circuit 211 is formed by a voltage comparator U4; the non-inverting input terminal of the voltage comparator U4 is connected to the temperature sensor 22 in the corresponding micro module machine room area, the inverting input terminal is connected to the output terminal to form a first voltage negative feedback circuit, and the output terminal is connected to the first input terminal (i.e., one terminal of the resistor R4) of the difference comparison circuit 213.
The threshold setting circuit 212 comprises an adjustable resistor VR2, a voltage follower U3, a capacitor C1 and a capacitor C2; one end of the adjustable resistor VR2 is grounded, and the other end of the adjustable resistor VR2 is connected with the non-inverting input end of the voltage follower U3; one end of the capacitor C1 is grounded, and the other end of the capacitor C1 is connected with the voltage follower U3; one end of the capacitor C2 is grounded, and the other end of the capacitor C2 is connected with the voltage follower U3; the inverting input terminal and the output terminal of the voltage follower U3 are connected to form a second voltage negative feedback circuit, and the output terminal is connected to the second input terminal (i.e., one terminal of the resistor R5) of the difference comparison circuit 213.
The difference comparison circuit 213 comprises a resistor R4, a resistor R5, a resistor R6, a resistor R7 and an inverse proportion amplifier U2; one end of the resistor R4 is connected to the output end of the temperature monitoring circuit 211 (i.e., the output end of the voltage comparator U4), and the other end is connected to the non-inverting input end of the inverse proportional amplifier U2 and one end of the resistor R6; the other end of the resistor R6 is grounded; one end of the resistor R5 is connected with the output end of the threshold setting circuit (namely the output end of the voltage follower U3), and the other end is connected with the inverting input end of the inverting proportional amplifier U2; the resistor R7 is a third voltage negative feedback circuit of the inverse proportional amplifier U2, one end of the third voltage negative feedback circuit is connected with the output end of the inverse proportional amplifier U2, and the other end of the third voltage negative feedback circuit is connected with the inverse input end of the inverse proportional amplifier U2 and the other end of the resistor R5; the output terminal of the inverse proportional amplifier U2 is connected to the input terminal of the sensitivity adjustment circuit (i.e., one terminal of the resistor R1).
The sensitivity adjusting circuit 214 comprises an inverse proportional amplifier U1, a resistor R1, a resistor R2, a resistor R3 and an adjustable resistor VR 1; one end of the resistor R1 is connected to the output end of the difference comparator 213 (i.e., the output end of the inverse proportional amplifier U2), and the other end is connected to the inverting input end of the inverse proportional amplifier U1; the non-inverting input end of the inverse proportional amplifier U1 is grounded, and the inverting input end is connected with the output end through a fourth voltage negative feedback circuit formed by serially connecting an adjustable resistor VR1 and a resistor R2; one end of the resistor R3 is connected with the output end of the inverse proportion amplifier U1, and the other end is connected with the line level cold air conditioner G in the corresponding micromodule machine room area.
It is understood that each of the micro-module machine room areas a 1-An is further provided with a communication module connected with the controller 21 and used for connecting with the cloud server. The communication module may be at least one of an RS485 module, an RS232 module, a 2G module, a 3G module, a 4G module, a 5G module, a GPRS module, and an ethernet module.
At this time, the temperature sensor 22 transmits the detection result to the controller 21, the controller 21 transmits data to the cloud server through the communication module, the cloud server generates A3D temperature cloud map in real time according to An algorithm based on the received temperature data in each micro-module machine room area a 1-An, and a monitoring person can log in the cloud server through a monitoring computer to obtain the temperature condition in each micro-module machine room area a 1-An, so that the monitoring person can find the ambient temperature change of each micro-module machine room area a 1-An in the integrated micro-module machine room in time, the occurrence of excessive refrigeration or local overheating is avoided, the safe operation temperature of the machine room is ensured, the energy saving and emission reduction effects are achieved, and the risk of downtime of a key business system is reduced.
In the embodiment of the present invention, each air convection channel T includes a load-bearing frame (not shown), a skylight (not shown), a viewing window (not shown), and a movable door (not shown); the bearing framework is respectively fixed with the cabinets at the openings of the two cabinet placing sub-areas B1 and B2 through welding or fasteners, and is communicated with the two openings of the two cabinet placing sub-areas B1 and B2 to form a closed cooling channel L after being hermetically connected with the two openings of the two cabinet placing sub-areas B1 and B2; the skylight, the observation window and the movable door are all hermetically arranged on the bearing framework.
It should be noted that the bearing framework is made of high-quality cold-rolled steel plates, the thickness of the bearing framework is not less than 2mm, the bearing framework is of a full-module prefabricated structure, a single module is designed in length of Nx 2(N is the width of a module unit, and N is not more than 1000mm), assembly is flexible and simple, and the structure is firm, reliable and safe. The bearing framework and the skylight as well as the bearing framework and the cabinet need to be tightly matched, have no gap leakage, are light-proof and are subjected to full-closed treatment, and the outward diffusion of the gas in the closed cooling channel L is effectively restrained.
The skylight and the observation window are made of film-attached toughened glass with the thickness not less than 5 mm. The skylight can carry out modular unit design according to the width of rack, and every unit can both independently be installed to can be connected with adjacent unit, install at the positive top of rack through the bearing curb girder, interchangeability is high, the installation is simple and easy.
The movable door is arranged at the head or the tail of the closed cooling channel L, the movable door is provided with a light-transmitting observation window and is designed in a normally closed state, the movable door is provided with a buffering automatic closing device, and push-pull handles are arranged on two sides of the movable door, so that the movable door is convenient to flexibly open and provides better protection.
In the embodiment of the present invention, the machine room body 1 includes a lighting device (not shown); the lighting equipment comprises machine room primary lighting equipment for lighting of a main channel and basic working lighting and machine room secondary lighting equipment for auxiliary lighting of machine room operation; the machine room primary lighting equipment is used for lighting of a main channel and basic working lighting, fire emergency lighting is included, the machine room secondary lighting equipment is used for auxiliary lighting of machine room operation, and secondary lighting of an area is turned on only when workers need to perform equipment operation and maintenance management in the machine room generally. The machine room primary lighting area comprises a public channel and a monitoring room, and the machine room secondary lighting area comprises machine room lighting, power supply room lighting and battery room lighting.
In the embodiment of the invention, the lighting device adopts one or more control means of time control, movement induction control, local control, illumination control, central control, constant illumination control, presence induction control and logic control to control the working state. Wherein,
the time control is that a monitoring room sets the on-off schedule of the equipment, for example, the monitoring room turns on the illumination of a monitoring area before work; when a user has a rest at noon, the monitoring room turns off the illumination of the office area, the mobile sensor is turned on at the same time, and when a person enters the area, the illumination is turned on; when going off duty, the monitoring room turns off illumination in the area, turns on the mobile sensor, and gives local control manual authority, such as that a corridor is not opened at ordinary times and is opened when someone is in the corridor;
local control means that an intelligent control panel is installed on the wall surface nearby a controlled area, keys on the panel can be programmed, the working state of light in the corresponding area can be controlled, a wall surface manual switch is arranged in a machine room area, and light and other equipment can be adjusted according to needs;
the illumination control means that an environment illumination sensor is arranged on the outer vertical surface of a building to detect natural light, light sensing probes or illumination sensors are arranged in different rooms, corridors and the like in the building, brightness values of different positions are shot into a main controller, and the brightness values are simply compared to determine to turn on/off lighting equipment or to be mutually coordinated with a sun shading system to achieve corresponding illumination;
the illuminance control means that the illuminance sensor is matched with the dimming module to control the illuminance in a specific area within a constant range;
the central control means that devices in the whole building are uniformly managed and controlled in a central machine room, and it can be understood that the whole building comprises a plurality of integrated micro-module machine rooms, a computer of a monitoring room is provided with central control software and is connected with an integrated system, and the central control computer can directly make the central control software and perform required operations, so that an integrated effect is achieved;
the motion sensing control means that corresponding equipment is determined to be turned on or off according to whether a person or an object moves, so that the purpose of energy conservation is achieved. The sensitivity of the existing induction control is higher than that of the mobile induction control, so long as the living body is sensed to exist in the induction area, the living body can be sensed without large-scale movement, and the living body is usually installed on a ceiling of an office area;
logical control refers to the use of more complex logical relationship processing to control the operation of the lighting device.
It can be understood that a machine room manager can log in the cloud server through the mobile electronic device to realize remote control over the integrated micro-module machine room, for example, the lighting devices and the row-level cold air conditioners in each of the micro-module machine room areas a 1-An can be remotely controlled to be turned on or off.
The embodiment of the invention has the following beneficial effects:
according to the invention, the machine room body is divided into a plurality of micro-module machine room areas, and each micro-module machine room area is internally provided with two machine cabinet placing sub-areas and an air convection channel which form a closed cooling channel, so that cold air output by a row-level cold air conditioner positioned in the air convection channel is subjected to closed circulation flow in the closed cooling channel, and the circularly flowing cold air is subjected to heat exchange with the outside only through the machine cabinets, thereby conforming to the principle of an early cooling device and a later cooling environment, having higher cooling efficiency and low energy consumption, overcoming the defects of low cooling efficiency, low cooling speed and large power consumption in the prior art, effectively solving local overheating of the machine room in an express way, and realizing the effects of quick cooling and power consumption saving.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (10)
1. The integrated micro-module machine room is characterized by comprising a machine room body, wherein a plurality of micro-module machine room areas are divided in the machine room body, and each micro-module machine room area is internally provided with two machine cabinet placing sub-areas and an air convection channel arranged between the two machine cabinet placing sub-areas; wherein,
the two machine cabinet placing sub-regions are semi-closed structures which are formed by connecting and penetrating a plurality of machine cabinets side by side and are provided with openings, and the two openings formed by the two machine cabinet placing sub-regions are opposite in direction;
the air convection channel is in a hollow tubular shape, a row-level cold air conditioner is arranged in the middle of the air convection channel, and two ends of the air convection channel are respectively in sealing connection with two openings of the two cabinet placing sub-regions and then are communicated with the two cabinet placing sub-regions to form a closed cooling channel for circularly flowing cold air output by the row-level cold air conditioner;
after each row-level cold air conditioner is started, the output cold air circularly flows in a closed cooling channel in the corresponding micro-module machine room area in a closed mode, and the circularly flowing cold air is only subjected to circulation heat exchange with the outside through the machine cabinets in the two machine cabinet placing sub-areas in the corresponding micro-module machine room area, so that high-efficiency cooling is realized and energy consumption is reduced.
2. The integrated micromodule machine room with low power consumption and high cooling efficiency according to claim 1, wherein a controller and a temperature sensor are further arranged in each micromodule machine room region; wherein,
the temperature sensor is arranged in an air convection channel in a corresponding micromodule machine room area, is connected with one end of the controller and is used for acquiring the real-time temperature in the correspondingly arranged air convection channel;
the other end of the controller is connected with the row-level cold air conditioner in the corresponding micro-module machine room area and used for receiving the real-time temperature in the air convection channel acquired by the connected temperature sensor and sending a corresponding voltage control signal to the corresponding row-level cold air conditioner to adjust the temperature of the corresponding row-level cold air conditioner connected with the row-level cold air conditioner when outputting cold air according to the received real-time temperature in the air convection channel.
3. The integrated micromodule machine room with low power consumption and high cooling efficiency according to claim 2, wherein the controller comprises a temperature monitoring circuit, a threshold setting circuit, a difference comparison circuit and a sensitivity adjusting circuit; wherein,
the input end of the temperature monitoring circuit is connected with the temperature sensor in the corresponding micro-module machine room area, and the output end of the temperature monitoring circuit is connected with the first input end of the difference comparison circuit and used for carrying out voltage following on the voltage signal transmitted by the connected temperature sensor so as to obtain a real-time temperature value in the air convection channel acquired by the connected temperature sensor;
the threshold setting circuit is connected with the second input end of the difference comparison circuit and is used for setting a plurality of temperature thresholds;
the output end of the difference comparison circuit is connected with the input end of the sensitivity adjustment circuit and is used for receiving the real-time temperature value in the air convection channel transmitted by the temperature monitoring circuit and the plurality of temperature thresholds set by the threshold setting circuit, comparing the received real-time temperature value in the air convection channel with each received temperature threshold, and further outputting corresponding voltage control signals according to the comparison result;
the output end of the sensitivity adjusting circuit is connected with the line-level cold air conditioner in the corresponding micro-module machine room area, and is used for adjusting the sensitivity of the voltage control signal output by the difference value comparison circuit, outputting the voltage control signal to the line-level cold air conditioner connected correspondingly and adjusting the temperature of the line-level cold air conditioner connected correspondingly when outputting cold air.
4. The integrated micromodule machine room with low power consumption and high cooling efficiency according to claim 3, wherein the temperature monitoring circuit is formed by a voltage comparator U4; wherein,
the non-inverting input end of the voltage comparator U4 is connected with the temperature sensor in the corresponding micro-module machine room area, the inverting input end of the voltage comparator U4 is connected with the output end of the voltage comparator U to form a first voltage negative feedback circuit, and the output end of the voltage comparator U4 is connected with the first input end of the difference comparison circuit.
5. The integrated micromodule machine room with low power consumption and high cooling efficiency according to claim 3, wherein the threshold setting circuit comprises an adjustable resistor VR2, a voltage follower U3, a capacitor C1 and a capacitor C2; wherein,
one end of the adjustable resistor VR2 is grounded, and the other end of the adjustable resistor VR2 is connected with the non-inverting input end of the voltage follower U3;
one end of the capacitor C1 is grounded, and the other end of the capacitor C1 is connected with the voltage follower U3;
one end of the capacitor C2 is grounded, and the other end of the capacitor C2 is connected with the voltage follower U3;
and the reverse input end and the output end of the voltage follower U3 are connected into a second voltage negative feedback circuit, and the output end of the voltage follower U3 is connected with the second input end of the difference comparison circuit.
6. The integrated micromodule machine room with low power consumption and high cooling efficiency as claimed in claim 3, wherein the difference comparison circuit comprises a resistor R4, a resistor R5, a resistor R6, a resistor R7 and an inverse proportional amplifier U2; wherein,
one end of the resistor R4 is connected with the output end of the temperature monitoring circuit, and the other end of the resistor R4 is connected with the non-inverting input end of the inverse proportional amplifier U2 and one end of the resistor R6;
the other end of the resistor R6 is grounded;
one end of the resistor R5 is connected with the output end of the threshold setting circuit, and the other end of the resistor R5 is connected with the reverse input end of the reverse proportional amplifier U2;
the resistor R7 is a third voltage negative feedback circuit of the inverse proportional amplifier U2, one end of the resistor R7 is connected with the output end of the inverse proportional amplifier U2, and the other end of the resistor R5 is connected with the reverse input end of the inverse proportional amplifier U2;
the output end of the inverse proportion amplifier U2 is connected with the input end of the sensitivity adjusting circuit.
7. The integrated micromodule machine room with low power consumption and high cooling efficiency as claimed in claim 3, wherein the sensitivity adjusting circuit comprises an inverse proportional amplifier U1, a resistor R1, a resistor R2, a resistor R3 and an adjustable resistor VR 1; wherein,
one end of the resistor R1 is connected with the output end of the difference comparison circuit, and the other end of the resistor R1 is connected with the inverting input end of the inverse proportional amplifier U1;
the non-inverting input end of the inverse proportion amplifier U1 is grounded, and the inverting input end is connected with the output end through a fourth voltage negative feedback circuit formed by connecting the adjustable resistor VR1 and the resistor R2 in series;
one end of the resistor R3 is connected with the output end of the inverse proportion amplifier U1, and the other end of the resistor R3 is connected with a line-level cold air conditioner in the corresponding micromodule machine room area.
8. The integrated micromodule machine room with low power consumption and high cooling efficiency as claimed in claim 1, wherein each air convection channel comprises a bearing framework, a skylight, an observation window and a movable door; wherein,
the bearing framework is respectively fixed with the cabinets at the openings of the two cabinet placing sub-areas through welding or fasteners, and is communicated with the two cabinet placing sub-areas to form a closed cooling channel after being in sealing connection with the two openings of the two cabinet placing sub-areas;
and the skylight, the observation window and the movable door are all hermetically arranged on the bearing framework.
9. The integrated micromodule machine room with low power consumption and high cooling efficiency as claimed in claim 1, wherein the machine room body comprises a lighting device; wherein,
the lighting equipment comprises machine room primary lighting equipment for lighting of the main channel and basic work lighting and machine room secondary lighting equipment for auxiliary lighting of machine room operation.
10. The integrated micro-module machine room with low power consumption and high cooling efficiency as claimed in claim 9, wherein the lighting device adopts one or more control means of time control, mobile induction control, local control, illumination control, central control, constant illumination control, presence induction control and logic control to control the working state.
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