CN104913465A - Automatic control system and method for temperature and humidity of data center computer room - Google Patents
Automatic control system and method for temperature and humidity of data center computer room Download PDFInfo
- Publication number
- CN104913465A CN104913465A CN201510204567.5A CN201510204567A CN104913465A CN 104913465 A CN104913465 A CN 104913465A CN 201510204567 A CN201510204567 A CN 201510204567A CN 104913465 A CN104913465 A CN 104913465A
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- water
- pump
- central controller
- data center
- pumps
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
Abstract
The invention provides an automatic control system and method for temperature and humidity of a data center computer room. An automatic air-conditioner control system is partitioned, computer room temperature and humidity control serves as management subsystem independent control, the number of controllers is reduced, and construction and maintenance cost is reduced. The automatic control system comprises an upper computer, a central controller, the unit controllers, water complement valves, water complement pumps, water drain valves and water drain pumps, wherein the water complement valves and the water complement pumps are connected with a water complement system, and the water drain valves and the water drain pumps are connected with a water drain system. The upper computer is connected with the central controller, the central controller is connected with the unit controllers, and the unit controllers are connected with the water complement valves, the water complement pumps, the water drain valves and the water drain pumps. According to liquid level signals, the unit controllers control and adjust the water complement quantity of the water complement system through the water complement valves and the water complement pumps, and control and adjust the water drain quantity of the water drain system through the water drain valves and the water drain pumps, so that the temperature and humidity of the computer room are controlled. The central controller sends control signals to the unit controllers and feeds feedback signals back to the upper computer.
Description
Technical field
The present invention relates to Constructing data center technical field, particularly relate to a kind of data center machine room temperature and humidity regimes and method.
Background technology
Current data center as the development of emerging dats services with increment rapidly.Data center (data center), or be called server farm (server farm), refer to the facility for settling computer system and associated components.The construction of data center's infrastructure, very important link is the construction of computer room, and generally it also comprises environmental control equipment (such as air-conditioning, fire extinguisher) and safety means.Data center take a building, building a room, one or more layers, even Zheng Zhuan building.Most equipment is usually placed on to be had in the frame of interlayer.These frames are in a row placed, and form a corridor.This allows people from accessing interlayer above or below.The memory device of server from the server of 1U to Independent Silos is very different dimensionally, some equipment, as mainframe computer and the frame of memory device usually as them so large.Along with the scale of data center is increasing, more and more higher especially to the requirement of the physical environment of data center machine room, also relatively with the equipment that it matches to increase.The environmental unit of machine room (for distribution, UPS, air-conditioning etc.) must provide normal running environment for computer system in the moment, once break down, the safe operation of computer system will be affected, device damage in machine room can be caused time serious, even network system paralysis, consequence is hardly imaginable.Therefore, for ensureing that computer system security works reliably, be extremely important to the automatic monitoring of building environment, the robot control system(RCS) of building environment is also arisen at the historic moment.
Summary of the invention
The invention provides a kind of data center machine room temperature and humidity regimes and method, automatic control system of air conditioner is partitioning, machine room humiture is controlled independently to control as a sub-management system, reduces amount controller, reduce and build and maintenance cost.
Technical scheme of the present invention is:
A kind of data center machine room temperature and humidity regimes, it is characterized in that, comprise host computer, central controller, cell controller, the water compensating valve be connected with water charging system and small pump, the draining valve be connected with drainage system and draining pump, described host computer connects central controller, central controller linkage unit controller, cell controller connects water compensating valve respectively, small pump, draining valve and draining pump, described cell controller controls to adjust the rate of water make-up size of water charging system by water compensating valve and small pump according to liquid level signal, the displacement size of drainage system is controlled to adjust by draining valve and draining pump, to control the humiture of machine room, control signal is sent to cell controller by described central controller, and by feedback signal back to host computer.
A kind of data center machine room humiture autocontrol method, is characterized in that, comprise the following steps:
1) controller powers on, and judges whether central controller button is open state;
2) judge mixed air temperature size, draw refrigeration demand according to mixed air temperature formulae discovery, show that number demand opened by circulating pump, determine that number opened by circulating pump;
3) judge whether high water level signal exists, if high water level signal exists, positive closing water compensating valve, opening water discharge pump;
4) judge whether low water level signal exists, if low water level signal exists, open water compensating valve, close draining pump; If low water level signal does not exist, and reaches delay time, then close water compensating valve.
Technique effect of the present invention:
A kind of data center machine room temperature and humidity regimes provided by the invention and method, have following technique effect:
1. cost-saving: than machine room robot control system(RCS) in the past, existing design decreases amount controller, reduces cost.
2. be convenient to management: by partitioning for Air-conditioning system realm, machine room humiture is controlled to regard a sub-management system as, when an error occurs, can directly be accurate to accident generating region, find out alarm point accurately, make operation maintenance personnel can arrive the site of the accident in time, convenient O&M.
3. be convenient to safeguard: system is provided with full manual mode, facilitate equipment debugging and maintenance, in this mode, can be controlled arbitrarily by PID instrument and man-machine interface, all parts running status of test macro and performance, comprise the test of flow control valve, the test of frequency converter and blower fan, the test of various sensor, greatly reduce labour intensity and the repair time of attendant.
Accompanying drawing explanation
Fig. 1 is data center machine room temperature and humidity regimes structural representation of the present invention.
Fig. 2 is data center machine room humiture autocontrol method flow chart of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in further detail.
As shown in Figure 1, be data center machine room temperature and humidity regimes structural representation of the present invention.A kind of data center machine room temperature and humidity regimes, comprise host computer, central controller, cell controller, the water compensating valve be connected with water charging system and small pump, the draining valve be connected with drainage system and draining pump, host computer connects central controller, central controller linkage unit controller, cell controller connects water compensating valve respectively, small pump, draining valve and draining pump, cell controller controls to adjust the rate of water make-up size of water charging system by water compensating valve and small pump according to liquid level signal, the displacement size of drainage system is controlled to adjust by draining valve and draining pump, to control the humiture of machine room, control signal is sent to cell controller by central controller, and by feedback signal back to host computer.
Mentality of designing of the present invention is: the health of people is made up of various organ, and each organ is made up of independently cell.The organ of human body can be divided into three types: the organ of the first type is responsible for perception, such as eyes, ear, nose, tongue, skin etc., what these organs were real-time receives the information of human external, and the very first time feeds back to brain, the brain of people can analyze these information, goes to arrange actuator functionary-bank to move according to judged result; Even if the second organ outside performs organ, such as arm, both legs etc., the instruction according to brain or cerebellum performs an action accurately; The third organ supports organ, such as heart, lung, liver, pancreas, kidney etc., the work of these organs usually need not brain be conscious provides instruction, and they can according to the perception of oneself, needs automatic operation according to human body, such as, after the concentration of the carbon dioxide in blood raises, your heart will accelerate to beat, improve the flow of blood, meanwhile, your lung can increase frequency and the degree of depth of breathing, to increase the exchange capacity of oxygen; No matter you are work, still climb the mountain, or run, as long as you have the metabolism of cell to accelerate, along with the rising of the gas concentration lwevel of blood, your cardiopulmonary work will increase, even if you do not do violent motion, just the oxygen content of blood has lacked, such as you have arrived high altitude localities, rarefaction of air, the unit oxygen carrier amount of blood reduces to some extent, even if you do not have strenuous exercise, your cardiopulmonary also can increase workload automatically; The existence of your these organs normally imperceptible.When you are feeling time, it is out of joint often, and to your nerve center feedback, it is out of joint to allow you know.
Data center projects, air-conditioning part is the system having challenge most, and his design is become the work as the support organ of human body by us.In the data center using all-fresh air naturally to cool, the EAT of data center, leaving air temp, be the operation main line of air-conditioning system, all functional subsystems are all organized work round this main line.Ventilation and air conditioning system is resolved into different sub-systems by us, each subsystem as same independently organ the same, have the operation control system of oneself, the data that these subsystems are returned according to the sensor feedback of oneself, real-time adjustment oneself the duty of functional section be responsible for, go to control he the air-supply of responsible functional section, air draft, temperature, relative humidity, adjustment not (or not needing) central control system participation of this duty, central control system can be real-time monitoring each can not the duty of functional section subsystem, when subsystem function section normally works, central control system can not send any Prevention Intervention instruction.
As shown in Figure 2, be data center machine room humiture autocontrol method flow chart of the present invention.
A kind of data center machine room blower fan air-supply autocontrol method, comprises the following steps:
1) controller powers on, and judges whether central controller button is open state;
2) judge mixed air temperature size, draw refrigeration demand according to mixed air temperature formulae discovery, show that number demand opened by circulating pump, determine that number opened by circulating pump;
3) judge whether high water level signal exists, if high water level signal exists, positive closing water compensating valve, opening water discharge pump;
4) judge whether low water level signal exists, if low water level signal exists, open water compensating valve, close draining pump; If low water level signal does not exist, and reaches delay time, then close water compensating valve.
Arrange multiple Temperature Humidity Sensor in new wind roughing efficiency air filter rear end, the temperature of the outer new wind (without overmulling wind section) of real-time Control Room and relative humidity, this stage is wet film cooling section.Multiple Temperature Humidity Sensor is set in high efficiency filter section rear end, the EAT of real-time Control Room outer new wind/mixed wind and relative humidity; When the EAT of all-fresh air rises to the highest, start the water pump of wet film cooling section, start wet film cooling refrigeration (constant enthalpy cooling), when the EAT of new wind drops to minimum, wet film cooling water pump quits work; When mixing/new wind air intake relative humidity lower than 30% time, and when now wet film does not work, open wet film cooling section water pump, start wet-film humidifying work; What each data center module was corresponding with blower fan arranges n wet-film humidifying cooling section module, each module has independently water dispersing disc, water receiving tank, and arranges two catch pits at two ends, an immersible pump is set in each hole, two immersible pumps backup each other, all can independent operating, and the delivery port of every platform immersible pump arranges check-valves, and maintenance stop valve, at a pump working, during an other maintenance, prevent aqueous reflux; Water receiving tank is provided with automatic water supplement ball-cock assembly, when the water evaporates, and automatic water supplement, and control moisturizing position when stopping water pump, water level is no more than alarm line; Filling pipe is provided with electric check valve, and when the too high alarm of the water level of this module, system judges ball-cock assembly fault spilling water, and electric check valve cuts out automatically, and signal is sent to control centre; Arranging two covers in the water receiving tank of each module, three sections of water level detectors, is the too low warning of water level respectively, the too high warning of water level, water level too high emergency cut-off electric check valve signal; In every section of drip tray, a set of conductivity sensor is set, the water electric conductivity of real-time monitoring water spray system, when water electric conductivity is greater than the salt angle value of setting, first electronic water compensating valve is closed, simultaneity factor starts Auto-drainage, and draining action is completed separately by the small-sized draining pump be arranged in two catch pits; Before the water level of draining is reduced to the lowest water level of main immersible pump need of work, stop draining, open water compensating valve moisturizing simultaneously; At wet-film humidifying cooling section to 2 axles, 1 direction of principal axis, often across between two ends near pillar position, each pre-buried drainpipe; Drainpipe needs to extend to outside building, walks municipal drainage and discharge under the outer frozen soil layer of building.The gradient of drainpipe should be not less than 1% design;
In the rear end of wet film cooling section, arrange multiple Temperature Humidity Sensor, monitoring in real time have passed through the temperature after wet film cooling section and relative humidity, and this stage is coil pipe cooling section.In pressure fan rear end, multiple wind pushing temperature sensor is set, monitors temperature and the relative humidity of blower fan rear end in real time; When the EAT after wet film cooling section rises to 27C, sequence starting chilled water water pump, cooling by wind; Controlled the live load of handpiece Water Chilling Units by wind pushing temperature, control wind pushing temperature between preset temperature.
Herein means bright, more than describe and contribute to those skilled in the art and understand the invention, but and the protection domain of unrestricted the invention.Any enforcement improving the equivalent replacement described above, modification and/or delete numerous conforming to the principle of simplicity and carry out not departing from the invention flesh and blood, all falls into the protection domain of the invention.
Claims (2)
1. a data center machine room temperature and humidity regimes, it is characterized in that, comprise host computer, central controller, cell controller, the water compensating valve be connected with water charging system and small pump, the draining valve be connected with drainage system and draining pump, described host computer connects central controller, central controller linkage unit controller, cell controller connects water compensating valve respectively, small pump, draining valve and draining pump, described cell controller controls to adjust the rate of water make-up size of water charging system by water compensating valve and small pump according to liquid level signal, the displacement size of drainage system is controlled to adjust by draining valve and draining pump, to control the humiture of machine room, control signal is sent to cell controller by described central controller, and by feedback signal back to host computer.
2. a data center machine room humiture autocontrol method, is characterized in that, comprises the following steps:
1) controller powers on, and judges whether central controller button is open state;
2) judge mixed air temperature size, draw refrigeration demand according to mixed air temperature formulae discovery, show that number demand opened by circulating pump, determine that number opened by circulating pump;
3) judge whether high water level signal exists, if high water level signal exists, positive closing water compensating valve, opening water discharge pump;
4) judge whether low water level signal exists, if low water level signal exists, open water compensating valve, close draining pump; If low water level signal does not exist, and reaches delay time, then close water compensating valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510204567.5A CN104913465B (en) | 2015-04-27 | 2015-04-27 | Data center machine room temperature and humidity regimes and method |
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| CN201510204567.5A CN104913465B (en) | 2015-04-27 | 2015-04-27 | Data center machine room temperature and humidity regimes and method |
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| CN104913465A true CN104913465A (en) | 2015-09-16 |
| CN104913465B CN104913465B (en) | 2017-12-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107797592A (en) * | 2017-12-13 | 2018-03-13 | 上海贝允泳池设备有限公司 | A kind of swimming pool intelligent central control system |
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| CN201401881Y (en) * | 2009-04-14 | 2010-02-10 | 陈晓京 | Chilled water energy-saving and circulating system for central air conditioner |
| US20140000300A1 (en) * | 2012-06-28 | 2014-01-02 | Hitachi, Ltd. | Cooling system and cooling method |
| CN204063428U (en) * | 2014-07-31 | 2014-12-31 | 北京博瑞联众科技有限公司 | A kind of constant enthalpy purification wet-membrane humidifier |
-
2015
- 2015-04-27 CN CN201510204567.5A patent/CN104913465B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1619230A (en) * | 2004-12-07 | 2005-05-25 | 宁波华普工业控制技术有限公司 | Central air conditioning variable frequency energy saving control method |
| CN200979664Y (en) * | 2006-11-13 | 2007-11-21 | 长沙怡能电子科技有限公司 | An intelligent electricity-saving control system for blast and pump |
| CN201401881Y (en) * | 2009-04-14 | 2010-02-10 | 陈晓京 | Chilled water energy-saving and circulating system for central air conditioner |
| US20140000300A1 (en) * | 2012-06-28 | 2014-01-02 | Hitachi, Ltd. | Cooling system and cooling method |
| CN204063428U (en) * | 2014-07-31 | 2014-12-31 | 北京博瑞联众科技有限公司 | A kind of constant enthalpy purification wet-membrane humidifier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107797592A (en) * | 2017-12-13 | 2018-03-13 | 上海贝允泳池设备有限公司 | A kind of swimming pool intelligent central control system |
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| CN104913465B (en) | 2017-12-01 |
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