CN104457068B - Modularized water-cooling cabinet and noise redundancy control method thereof - Google Patents
Modularized water-cooling cabinet and noise redundancy control method thereof Download PDFInfo
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- CN104457068B CN104457068B CN201410742918.3A CN201410742918A CN104457068B CN 104457068 B CN104457068 B CN 104457068B CN 201410742918 A CN201410742918 A CN 201410742918A CN 104457068 B CN104457068 B CN 104457068B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
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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
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Abstract
The invention discloses a modularized water-cooling cabinet and a noise redundancy control method thereof. The water-cooling cabinet comprises a display control unit, a heat-exchange refrigeration unit, a pressure conversion unit, a fault alarm, dampers and a water supplement tank. The heat-exchange refrigeration unit comprises redundancy metering pumps, a water-cooling heat exchanger, semiconductor refrigerating pieces, cooling fins, fan components, switching electromagnetic valves, a control signal conversion module, a water inlet temperature sensor and a water outlet temperature sensor. The display control unit collects temperature values and flow values of the heat-exchange refrigeration unit, temperature values of external water-cooling electronic equipment, environment temperature values and pressure values of the pressure conversion unit in real time, judges and displays the working state of the water-cooling cabinet, and outputs control signals to the heat-exchange refrigeration unit after calculating of temperature difference values between water-outlet cooling water temperature values and preset temperature values. On the premise of guaranteeing heat dissipation capability of the water-cooling cabinet or temperature rise of the external water-cooling electronic equipment, currents of the semiconductor refrigerating pieces and voltages of the fan components in radiating assemblies are dynamically adjusted and controlled in a redundancy mode so as to control noise of the water-cooling cabinet.
Description
Technical field
The invention belongs to severe environment computer technical field, particularly a kind of modularity water-cooled cabinet and its noise are superfluous
Remaining control method.
Background technology
With the continuous development of electronic technology and large scale integrated circuit technology, powder consumption of electronic equipment, unit volume heat
It is continuously increased, the electronic equipment worked under current anti-adverse environment generally adopts air blast cooling heat dissipation technology, although version
Simply, low cost, reliability is high, but due to being limited by electronic device works environment, equipment volume, noise requirements etc., it is air-cooled to dissipate
The general heat-sinking capability of hot systems is relatively low, it is impossible to meet high-power, high performance electronics cooling requirements.
Water cooling technology is all widely used in automobile, Gao Xing all the time as a kind of more ripe heat dissipation technology
Energy commercial server radiating, such as the XW9400 water-cooled work stations of the cold supercomputer of IBM Corporation Aquasar liquid and Hewlett-Packard Corporation,
Liquid-cooling system heat-sinking capability is higher by 1~2 order of magnitude than air cooling system, while also can be controlled well in terms of noise
System.
Large scale computer room or high-end server field being used in existing water-cooled cabinet, although heat-sinking capability compares water cooling system more
Much higher, but generally existing complex structure, maintainability are poor, noise is big, adaptive capacity to environment is weak the shortcomings of, lack according to environment temperature
Degree change adjusts rack noise function, it is difficult to which the high reliability of the electronic equipment dissipating heat that satisfaction works under strong vibration environment will
Ask, limit the application and use range of water-cooled cabinet and water-cooled electronic equipment.
The content of the invention
It is an object of the invention to provide one kind can be according to variation of ambient temperature or outside water-cooled electronic equipment operation work
Condition change dynamic adjustment heat exchange refrigeration unit semiconductor chilling plate operating current, the modularity water-cooled of fan assembly running voltage
Rack and its noise redundancy control method.
The technical solution for realizing the object of the invention is:A kind of modularity water-cooled cabinet, including cabinet, display control list
Unit, water supply tank, heat exchange refrigeration unit, pressure conversion unit, amortisseur, accident warning device, environment temperature sensor and outer
Portion's water-cooled electronic equipment, wherein display control unit include information acquisition module, message processing module, display and operation module and shape
State indicating module;Described information acquisition module, message processing module, display and operation module, water supply tank, state indicator module are all provided with
Water-cooled cabinet top is placed in, accident warning device, environment temperature sensor are arranged at water-cooled cabinet bottom, and bottom of cabinet bulk corner is each
One amortisseur is set;Cooling water passes through band between heat exchange refrigeration unit, pressure conversion unit and outside water-cooled electronic equipment
Plane self-locking liquid stream fitting passage communication loop, information acquisition module is freezed respectively by the cable with aviation plug and heat exchange
Unit, pressure conversion unit connection, information acquisition module access information processing module, display and operation module is connect respectively by VGA
Mouth, RS422 interfaces are connected with message processing module, and display and operation module is connected by cpci bus with information acquisition module;
When the water-cooled cabinet is worked in constant flow mode, the cooling water of outside water-cooled electronic equipment is connected by fluid flow tube road
Heat exchange refrigeration unit is connected to, heat exchange refrigeration unit is heated sink in air by exchanging heat with Forced Air Convection, temperature
Cooling water Jing fluid flow tubes road after reduction is back to outside water-cooled electronic equipment and recycles;Water-cooled cabinet is with the configurable side of pressure
When formula or hybrid mode work, turn from the water cooled interior of equipment cabinet pipeline connection of heat exchange refrigeration unit cooling water out to pressure
Unit is changed, pressure conversion unit is back to outside water-cooled electronic equipment circulation to Jing fluid flow tubes road after the regulation of cooling water discharge pressure
Use.
A kind of noise redundancy control method based on modularity water-cooled cabinet, comprises the following steps:
Step 1:The modularity water-cooled cabinet is initialized;
Step 2:The ambient temperature value of information acquisition module collection water-cooled cabinet, outside water-cooled electronic equipment temperature value, pressure
Power converting unit outlet pressure value and heat exchange refrigeration unit water inlet temperature value, outlet temperature value;
Step 3:Message processing module judges that whether water-cooled cabinet ambient temperature value exceedes given threshold scope, less than setting
Determine to keep semiconductor chilling plate benchmark job electric current, the work of fan assembly reference voltage constant during threshold range;More than setting threshold
During value range limit, Jing after message processing module process semiconductor chilling plate benchmark job electric current, fan assembly benchmark work are increased
Make voltage;During more than given threshold range lower limit, reduce Jing after message processing module process fan assembly benchmark job voltage, half
Conductor cooling piece benchmark job electric current;
Step 4:Whether message processing module judges heat exchange refrigeration unit outlet coolant water temperature angle value beyond default temperature
Degree threshold range, during less than preset temperature threshold range, keeps semiconductor chilling plate floating operating current, fan assembly to float
Running voltage is constant, directly goes to step 8;When beyond preset temperature lower threshold limit, semiconductor chilling plate is kept to float
Operating current is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, the process of Jing message processing modules
Reduce fan assembly floating running voltage afterwards;When beyond preset temperature upper threshold limit, fan assembly floating work is kept
Voltage is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, increases Jing after message processing module process
Big semiconductor chilling plate floating operating current;
Step 5:After adjustment fan assembly floating running voltage or semiconductor chilling plate floating operating current, information processing mould
Whether block judges heat exchange refrigeration unit outlet coolant water temperature angle value beyond preset temperature threshold range, less than preset temperature
During threshold range, keep semiconductor chilling plate floating efforts electric current, fan assembly floating running voltage after adjustment constant, directly
Switch through to step 8;When beyond preset temperature lower threshold limit, the fan assembly floating running voltage after adjustment is kept not
Become, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, reduce Jing after message processing module process and partly lead
Body cooling piece floating operating current;When more than preset temperature upper threshold limit, semiconductor chilling plate after adjustment is kept to float
Operating current is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, the process of Jing message processing modules
Increase fan assembly floating running voltage afterwards;
Step 6:After adjustment fan assembly floating running voltage or semiconductor chilling plate floating operating current, information processing mould
Whether block judges heat exchange refrigeration unit outlet coolant water temperature angle value beyond preset temperature threshold range, when less than default temperature
During degree threshold range, semiconductor chilling plate floating operating current, fan assembly floating voltage are constant after keeping adjusting, and directly go to
Step 8;When outlet coolant water temperature angle value exceedes preset temperature lower threshold limit or the upper limit, execution step 4~5 is circulated,
Until semiconductor chilling plate operating current, fan assembly running voltage exceed given threshold lower limit or the upper limit;
Step 7:Whether message processing module judges heat exchange refrigeration unit outlet coolant water temperature angle value beyond default temperature
Degree threshold range, when outlet coolant water temperature angle value higher than preset temperature upper threshold limit and semiconductor chilling plate operating current,
When fan assembly running voltage is above the preset threshold range upper limit, semiconductor chilling plate electric current, fan assembly work electricity are kept
Preset threshold range upper limit operation is depressed into, to accident warning device, display and operation module fault status information, state are sent
The corresponding heat exchange refrigeration unit status indicator lamp of indicating module is changed into red alarm state;When outlet coolant water temperature angle value exceedes
Preset temperature lower threshold limit and semiconductor chilling plate electric current, fan assembly running voltage exceed preset threshold range lower limit
When, semiconductor chilling plate electric current, fan assembly running voltage are kept to preset threshold range lower limit operation, to fault alarm
Device, display and operation module send fault status information;
Step 8:Whether message processing module judges main dosing pump flow value beyond preset threshold range, when flow value exceeds
During preset threshold range, send heat exchange refrigeration unit dosing pump job failure signal and fill to display and operation module, fault alarm
Put, send switching signal to control signal modular converter, main dosing pump switching electricity is switched Jing after the conversion of control signal modular converter
Magnet valve, standby dosing pump switching solenoid valve working condition, change the corresponding heat exchange refrigeration unit dosing pump of state indicator module
Status indicator lamp is flicker alert state or red alarm state;
Step 9:Message processing module judges whether pressure conversion unit outlet pressure value exceeds preset threshold range, when
When outlet pressure value exceeds preset threshold range, send pressure conversion unit corresponding pressure regulating valve fault-signal and grasp to showing
Control module, accident warning device, change state indicator module relevant pressure converting unit corresponding pressure regulating valve status indicator lamp
For red alarm state.
Compared with prior art, its remarkable advantage is the present invention:(1) by display control unit, water-cooled cabinet can be real-time
Detection dosing pump, semiconductor chilling plate, fan assembly, the working condition of pressure-regulating valve, according to external electronic device shape is run
Condition changes or variation of ambient temperature is with redundant fashion dynamic adjustment semiconductor chilling plate efforts electric current, fan assembly work electricity
Pressure, switches online main dosing pump, the working condition of standby dosing pump, and water-cooled cabinet outlet cooling water temperature is capable of achieving ± 0.5
DEG C control accuracy, realizes water-cooled cabinet compared with reliably working under low noise, can reduce about 10%~25% electric energy loss;
(2) adjusted by the dynamic redundancy to heat exchange refrigeration unit semiconductor chilling plate operating current, fan assembly running voltage, had
Effect control water-cooled cabinet noise, can meet high-power under adverse circumstances, Variable power electronic equipment dissipating heat demand;(3) according to environment
Temperature change or outside water-cooled electronic equipment operating condition change dynamic adjustment heat exchange refrigeration unit semiconductor chilling plate work
Electric current, fan assembly running voltage, water-cooled cabinet using matching operating mode operation, reaches good energy-conservation and muting function automatically, with
Fully meet the larger high-power electronic device of working conditions change under adverse circumstances or work in the larger environment of difference variation
Electronic equipment dissipating heat is required, and is had the advantages that simple structure, reliability are high, maintainability is good, live can be changed.
Description of the drawings
Fig. 1 is the structural representation of modularity water-cooled cabinet of the present invention.
Fig. 2 is the structural scheme of mechanism of heat exchange refrigeration unit in the present invention
Fig. 3 is the heat radiation assembly structure schematic diagram of heat exchange refrigeration unit in the present invention.
Fig. 4 is the constant flow mode fundamental diagram of heat exchange refrigeration unit in the present invention.
Fig. 5 is the pressure configurable mode fundamental diagram of heat exchange refrigeration unit in the present invention.
Fig. 6 is the operation principle schematic diagram of pressure conversion unit in the present invention.
Fig. 7 is the operation principle schematic diagram of display control unit in the present invention.
Fig. 8 is the initialization flowchart of the noise redundancy control method of modularity water-cooled cabinet of the present invention.
Fig. 9 is the noise redundancy control method flow chart of modularity water-cooled cabinet of the present invention.
Label declaration in figure
1- cabinet 2- display control unit 3- information acquisition module 4- message processing module 5- display and operation module 6- moisturizings
Case 7- state indicator module 8- heat exchange refrigeration unit 9- pressure conversion unit 10- amortisseur 11- accident warning device 12- environment
Temperature sensor 13- water-cooled electronic equipment 14- fluid flow tubes road 15- the first water inlet self-locking liquid stream joint 16- water inlets temperature is passed
The standby dosing pump switching solenoid valve 20- redundancies pump group part 21- masters of the main dosing pump switching solenoid valve 19- of sensor 17- radiating subassembly 18-
Standby dosing pump 23- flow transducers 24- control signals modular converter 25- the first power module 26- wizard-like of dosing pump 22- is overflow
Stream valve 27- the first power-supply filter 28- outlet temperature sensor 29- the first outlet self-locking liquid stream joint 30- aviation sockets
31- semiconductor chilling plate 32- water cooling heat exchanger 33- fin 34- fan assemblies 35- the second water inlet self-locking liquid stream joint 36-
Water inlet pressure transducer 37- second source module 38- pressure-regulating valve 39- second source wave filter 40- outlets pressure is passed
Sensor 41- the second outlet self-locking liquid stream joint 42- water-cooled electronic equipment temperature sensors
Specific embodiment
Modularity water-cooled cabinet composition schematic diagram of the present invention is as shown in figure 1, including cabinet 1, display control unit 2, moisturizing
Case 6, heat exchange refrigeration unit 8, pressure conversion unit 9, amortisseur 10, accident warning device 11, the and of environment temperature sensor 12
Outside water-cooled electronic equipment 13, wherein display control unit 2 include information acquisition module 3, message processing module 4, display and operation
Module 5 and state indicator module 7;Described information acquisition module 3, message processing module 4, display and operation module 5, water supply tank 6, shape
State indicating module 7 may be contained within water-cooled cabinet top, and accident warning device 11, environment temperature sensor 12 are arranged at water-cooled cabinet
Bottom, the bottom corner of cabinet 1 respectively arranges an amortisseur 10;Heat exchange refrigeration unit 8, pressure conversion unit 9 and outside water-cooled
By band plane self-locking liquid stream fitting passage communication loop, information acquisition module 3 passes through respectively cooling water between electronic equipment 13
Cable with aviation plug is connected with heat exchange refrigeration unit 8, pressure conversion unit 9, the process of the access information of information acquisition module 3
Module 4, display and operation module 5 is connected respectively by USB interface, RS422 interfaces with message processing module 4, display and operation module 5
It is connected with information acquisition module 3 by cpci bus;
When the water-cooled cabinet is worked in constant flow mode, the cooling water of outside water-cooled electronic equipment 13 passes through fluid flow tube road
14 are connected to heat exchange refrigeration unit 8, and heat exchange refrigeration unit 8 with Forced Air Convection heat exchange by heating sink to air
In, the cooling water Jing fluid flow tubes road 14 after temperature reduction is back to outside water-cooled electronic equipment 13 and recycles;Water-cooled cabinet with
When pressure configurable mode or hybrid mode work, from the water cooled interior of equipment cabinet pipe of the cooling water out of heat exchange refrigeration unit 8
Road is communicated to pressure conversion unit 9, and pressure conversion unit 9 is back to outer to Jing fluid flow tubes road 14 after the regulation of cooling water discharge pressure
Portion water-cooled electronic equipment 13 is recycled.
The display and operation module 5 is to heat exchange refrigeration unit 8, the different working condition of pressure conversion unit 9, failure letter
Cease and shown, working condition, fault message of the state indicator module 7 according to heat exchange refrigeration unit 8 and pressure conversion unit 9
The color of switching corresponding statess display lamp.Cabinet 1 is formed using the casting of ZL102 aluminium alloys, and 4 resonance free GWF-50 are installed in bottom
Type amortisseur 10, may be implemented in long-time reliably working in strong vibration environment.Display and operation module 4 adopts 12.1 inches
LB121S03-TL01 high brightness touching liquid-crystal display screens.
The operation principle schematic diagram of heat exchange refrigeration unit 8 is as shown in Fig. 2 heat exchange refrigeration unit 8 enters including first
It is mouth of a river self-locking liquid stream joint 15, water inlet temperature sensor 16, radiating subassembly 17, main dosing pump switching solenoid valve 18, standby fixed
Amount pump switching solenoid valve 19, redundancy pump group part 20, main dosing pump 21, standby dosing pump 22, flow transducer 23, control signal turn
Mold changing block 24, the first power module 25, wizard-like overflow valve 26, the first power-supply filter 27, outlet temperature sensor 28, the
One outlet self-locking liquid stream joint 29, aviation socket 30, outlet pressure transducer 40, the second outlet self-locking liquid stream joint
41;
Wherein main dosing pump 21, standby dosing pump 22 adopt twayblade gear pump HTP-212HA, are connected to redundancy structure
In primary path, under normal circumstances main dosing pump 21 works, and standby dosing pump 22 is standby;Main dosing pump switching solenoid valve 18 is fixed with main
Amount pump 21 connects, and standby dosing pump switching solenoid valve 19 is connected with standby dosing pump 22, when main dosing pump 21 breaks down situation
When, canbe used on line switches to main dosing pump 21, standby dosing pump 22, to improve the functional reliability of heat exchange refrigeration unit 7;First
Water inlet self-locking liquid stream joint 15 and the first outlet self-locking liquid stream joint 29 adopt TSA-8Z05 plane self-locking liquid stream joints,
Connected with outside water-cooled electronic equipment 13 by fluid flow tube road 14, control signal modular converter 24 passes sequentially through YMC water proof type cards
Mouthful formula aviation socket 30, communication cable and message processing module 4 connect, and realize that circuit, flow channel are switched on and off, convenient
Maintenance and scene replacing;Water inlet temperature sensor 16 is arranged at the rear end of the first water inlet self-locking liquid stream joint 15, outlet temperature
Degree sensor 28 is arranged at the front end of the first outlet self-locking liquid stream joint 29, advantageously ensures that the precision of collecting temperature data, from
And realize more being accurately controlled the electric current of semiconductor chilling plate 31 and the voltage of fan assembly 34, outside water-cooled electronics is effectively ensured
The stability of the work of equipment 13.
The composition schematic diagram of the radiating subassembly 17 is as shown in figure 3, including semiconductor chilling plate 31, water cooling heat exchanger 32, dissipate
Backing 33, fan assembly 34, wherein fin 33 adopt precision aluminium-alloy casting, size be (length × wide x is high) 240 ×
65x35mm, substrate thickness 4mm, 33 points of fin is 2, is respectively arranged at the upper and lower both sides of water cooling heat exchanger 32, fin
Semiconductor chilling plate 31 is respectively arranged between 33 and water cooling heat exchanger 32, between fin 33 and semiconductor chilling plate 31, partly
Fastened by screw between conductor cooling piece 31 and water cooling heat exchanger 32, thermally-conductive interface gap filling high thermal conductivity coefficient heat-conducting glue
SE4420, to reduce water cooling heat exchanger 32 to semiconductor chilling plate 31, the equivalent conduction of semiconductor chilling plate 31 to fin 33
Thermal resistance;Fan assembly 32 lies prostrate 8412NGMV type blower fans using 2 groups of 10 DC12, and semiconductor chilling plate 31 adopts 2 groups of 8 PCR-
12708 semiconductor chilling plates, water cooling heat exchanger 32 adopts FZ450R12ME type aluminium alloy cooled plates, information acquisition module 3 to gather
Environment temperature sensor 12 or the temperature value of outside water-cooled electronic equipment temperature sensor 42, the numeral of Jing message processing modules 4
Formula pid control algorithm is according to outlet coolant water temperature angle value and the temperature difference △ T of set temperature value1After calculating, control signal is sent
To control signal modular converter 24, real-time control is carried out to the electric current of semiconductor chilling plate 31, the voltage of fan assembly 34, it is ensured that water-cooled
Rack reliably working under relatively low noise level.Control signal modular converter 24 is analogue signal amplifying device, at information
The amplified adjustment operating current of semiconductor chilling plate 31 of control signal, the running voltage of fan assembly 34 and the master for managing module 4 is fixed
Amount pump switching solenoid valve 18, the standby on off state of dosing pump switching solenoid valve 19.
When water-cooled cabinet is worked in constant flow mode, the cooling water of outside water-cooled electronic equipment 13 is connected by fluid flow tube road 14
The first water inlet self-locking liquid stream joint 15 of heat exchange refrigeration unit 8 is connected to, in the case where main dosing pump 21 drives with water cooling heat exchanger
31 heat convections, heat Jing semiconductor chilling plates 32, fin conductive 33, finally by fan assembly 34 by forcing right with air
Stream heat exchange is heated sink in air, cooling water Jing the first outlet self-locking liquid stream joints 29, fluid flow tube road after temperature reduction
14 are back to outside water-cooled electronic equipment 13 recycles;When water-cooled cabinet is worked with pressure configurable mode or hybrid mode,
From the water cooled interior of equipment cabinet pipeline connection of the cooling water out of 8 first outlet self-locking liquid stream joint of exchange refrigeration unit 29 to pressure
The water inlet self-locking liquid stream joint 15 of power converting unit 9 second, the Jing the Jing after pressure-regulating valve 38 is to the regulation of cooling water discharge pressure
Two outlet self-locking liquid stream joints 41, fluid flow tube road 14 are back to outside water-cooled electronic equipment 13 and recycle.
Temperature value, flow value and the working environment temperature of rack 1 in the Real-time Collection heat exchange refrigeration unit 8 of information acquisition module 3
Angle value, the outside temperature value of water-cooled electronic equipment 13, transport according to variation of ambient temperature amplitude and the outside water-cooled electronic equipment 13 of reaction
The water inlet coolant water temperature angle value of row working conditions change, before control water-cooled cabinet noise and the temperature rise of outside water-cooled electronic equipment 13
Put, the pid control algorithm of Jing message processing modules 4 is according to set temperature value and the temperature approach meter of outlet coolant water temperature angle value
After calculation, control signal conversion module 24 in heat exchange refrigeration unit 8 is output a control signal to, with dynamic increase semiconductor chilling plate
31 electric currents, the voltage of fan assembly 34 or dynamic reduce the voltage of fan assembly 34, the Redundant Control side of the electric current of semiconductor chilling plate 31
Formula, controls water-cooled cabinet noise, and output alarm signal is reported to the police to accident warning device 11 when breaking down.
Heat exchange refrigeration unit 8 dissipates by single or multiple water-cooled electronic equipments 13 of constant flow mode in water-cooled cabinet
When hot, operation principle is as follows as shown in Figure 4:The cooling water of outside water-cooled electronic equipment 13 is connected to hot friendship by fluid flow tube road 14
The first water inlet self-locking liquid stream joint 15 of refrigeration unit 8 is changed, coolant is driven in the main dosing pump 21 of HTP-212HA bilobate plate gears
The dynamic lower and inside snakelike smooth fluid course four peripheral wall surfaces forced-convection heat transfer of FZ450R12ME type aluminium alloys water cooling heat exchanger 32,
Temperature is reduced after the radiating subassembly 17 constituted via semiconductor chilling plate 31, fin 33 and fan assembly 34 radiates, by the
One outlet self-locking liquid stream joint 29, fluid flow tube road 14 is back to outside water-cooled electronic equipment 13 and recycles.Information gathering mould
Block 3 gathers outside water-cooled electronic equipment temperature sensor 42, environment temperature sensor 12, water inlet temperature sensor 16, water outlet
Temperature, the flow signal of the sensors such as mouth temperature sensor 28, flow transducer 23, send message processing module 4 to judge outlet
Whether coolant water temperature angle value, dosing pump flow value are in the range of given threshold and whether variation of ambient temperature amplitude is beyond setting temperature
Degree threshold range 1.5, DEG C holding or the operating current of 8 semiconductor chilling plate of dynamic adjustment heat exchange refrigeration unit 31, fan assembly
34 running voltages and main dosing pump switching solenoid valve 18 are switched, the corresponding state instruction of heat exchange refrigeration unit 8 of state indicator module 7
Lamp state, the state of accident warning device 11.
When water-cooled cabinet is single or multiple water-cooled electronic equipment dissipating heats, when water-cooled cabinet is worked in constant flow mode,
Fundamental diagram is as shown in Figure 5:Outside water-cooled electronic equipment 13 is connected to heat exchange refrigeration unit 8 first by fluid flow tube road 14
Water inlet self-locking liquid stream joint 15, cooling water main dosing pump 21 driving under with FZ450R12ME type aluminium alloys water cooling heat exchanger 32
Internal snakelike smooth fluid course four peripheral wall surfaces forced-convection heat transfer, Jing semiconductor chilling plates 31, fin 33 and fan assembly
Temperature is reduced after the radiating subassembly 17 of 34 compositions radiates, and the cooling water after temperature is reduced passes through the first outlet self-locking liquid stream joint
29th, fluid flow tube road 14 is back to outside water-cooled electronic equipment 13 and recycles.
When water-cooled cabinet is single or multiple water-cooled electronic equipment dissipating heats, water-cooled cabinet is with the work of pressure configurable mode
When, fundamental diagram is as shown in Figure 6:Outside water-cooled electronic equipment 13 is connected to heat exchange refrigeration unit 8 by fluid flow tube road 14
The first water inlet self-locking liquid stream joint 15, cooling water main dosing pump 21 driving under change with FZ450R12ME type aluminium alloy water-cooleds
The inside snakelike smooth fluid course four peripheral wall surfaces forced-convection heat transfer of hot device 32, Jing semiconductor chilling plates 31, fin 33 and wind
Temperature is reduced after the radiating subassembly 17 of the composition of thermomechanical components 34 radiates.Cooling water after temperature is reduced passes through the first outlet self-locking liquid
Stream joint 29, the second water inlet self-locking liquid that pressure conversion unit 9 is entered into plane self-locking liquid stream joint internal liquid pipeline
Stream joint 35, pressure-regulating valve 38 goes out the second outlet self-locking liquid stream joint 41, fluid flow tube road to Jing after cooling water pressure adjustment
14 are back to outside water-cooled electronic equipment 13 recycles.
Information acquisition module 3 gathers outside water-cooled electronic equipment temperature sensor 42, environment temperature sensor 12, water inlet
Temperature sensor 16, outlet temperature sensor 28, flow transducer 23, the temperature of outlet pressure transducer 40, flow, pressure
After analog digital conversion, whether message processing module 4 is according to the flow, pressure value for gathering beyond threshold range and environment temperature for force value
Whether degree amplitude of variation exceeds design temperature threshold value ± 1.5 DEG C scope, according to outlet design temperature and outlet coolant water temperature
The temperature approach △ T of degree1, control signal is sent Jing after digital pid control algolithm is calculated to control signal modular converter 24, keep
Or the dynamic adjustment electric current of semiconductor chilling plate 31, the voltage of fan assembly 34, main dosing pump switching solenoid valve 18 switch, state instruction
The status indicator lamp state of module 7, the state of accident warning device 11.
Preferably, water-cooled cabinet includes the environment temperature sensor 12 of multiple different sizes or diverse location, can prevent same
One specification temperature probe fails while causing, and can also be prevented effectively from the error that same size temperature probe measurement causes and amplify existing
As so that the measurement to ambient temperature is more accurate, so as to realize more accurate temperature control.
In a further embodiment, as shown in fig. 7, message processing module 4 includes receiving the collection of information acquisition module 3
Outside water-cooled electronic equipment temperature sensor 42, environment temperature sensor 12, water inlet temperature sensor 16, outlet temperature are passed
Sensor 28, flow transducer 23, water inlet pressure transducer 36, the temperature of outlet pressure transducer 40, flow, pressure signal
And carry out judging the temperature/pressure/flow judge module 4-1 of process and quasiconductor system is calculated using digital pid control algolithm
Cold 31 adjustment operating current, temperature/pressure/flow rate calculation module 4-2 of the adjustment running voltage of fan assembly 34, the temperature/
Pressure/flow computing module 4-2 is realized using software mode, it would however also be possible to employ hardware mode is realized.Further implementing
In example, temperature/pressure/flow control signal module can be increased to temperature/pressure/flow rate calculation module in message processing module 4
The electric current of 4-2, magnitude of voltage carry out digital-to-analogue conversion, remove the control signal modular converter 24 of heat exchange refrigeration unit 8, reduce control
Hysteresis, improve control accuracy.
Temperature/pressure/flow judge module 4-1 is used to judge the outside water-cooled electronic equipment that information acquisition module 4 is gathered
13 temperature sensors 42, environment temperature sensor 12, water inlet temperature sensor 16, outlet temperature sensor 28, flow are passed
Whether sensor 23, more than 40 temperature of outlet pressure transducer, flow, pressure value exceed preset threshold range.Preset temperature threshold
Value, preset pressure threshold range can as needed set in cabinet system, it may include can be shown that external equipment temperature sensor
42nd, environment temperature sensor 12, water inlet temperature sensor 16, outlet temperature sensor 28, flow transducer 23, outlet
Temperature value that the grade sensor of pressure transducer 40 can be detected in normal operation, flow value, the pressure value upper limit and under
Limit, and the adjustment reference current of semiconductor chilling plate 31, the ambient temperature threshold range of the reference voltage of fan assembly 34.
Temperature/pressure/flow rate calculation module 4-2, for outlet coolant water temperature angle value exceed preset threshold range when,
According to outlet design temperature and the temperature approach △ T of outlet cooling water temperature1, after being calculated using digital pid control algolithm,
Dynamic increase reduces the operating current of semiconductor chilling plate 31, the running voltage of fan assembly 34.
Between the heat exchange refrigeration unit 8, pressure conversion unit 9 and with the cold pipeline 14 of outer liquid, outside water-cooled electronics
Equipment 13 is connected by the pipeline with TSA type plane fast self-locking liquid stream joints, is capable of achieving under open state more heat exchange friendship
Refrigeration unit 8 is changed, the reliability of cabinet system is improve, facilitates system maintenance.Simultaneously as temperature sensor detects heat simultaneously
The temperature value of the water inlet of refrigeration unit 8 and outlet position is exchanged, the precision of collecting temperature data is more can guarantee that, it is right so as to realize
The operating current of semiconductor chilling plate 31 and the running voltage of fan assembly 34 are more accurately controlled, and are effectively ensured to outside water-cooled electricity
The validity and reliability of the cooling of sub- equipment 13.
It should be noted that the water-cooled cabinet of the present invention can also be wrapped in addition to including each several part in foregoing embodiments
Remaining necessaries is included, no further details to be given herein.Set temperature sensor number, except as shown in Fig. 5, Fig. 6, Fig. 7
Outward, i.e. 2 road environment temperature sensors, 2 road intake-outlet temperature sensors, No. 1 flow transducer, 4 road pressure transducers, are control
Progress processed and monitoring device working condition need, and dissimilar sensor may be greater than any number of 2, here no longer with
Accompanying drawing is illustrated.
On the basis of above water-cooled cabinet, present invention also offers a kind of redundancy temperature control method of water-cooled cabinet,
Including a kind of initial method of water-cooled cabinet, comprise the following steps that:
Step 1:The modularity water-cooled cabinet is initialized;
Step A1:Determine working condition, the mode of operation of heat exchange refrigeration unit 8;
Step A2:Information acquisition module 3 gathers respectively ambient temperature value, the outside temperature value of water-cooled electronic equipment 13, pressure
The water inlet temperature value of the pressure value of converting unit 9 and heat exchange refrigeration unit 8, outlet temperature value, outlet flow value;
Step A3:Message processing module 4 judges whether water-cooled cabinet ambient temperature value exceedes given threshold scope, is less than
Keep the benchmark job electric current of semiconductor chilling plate 31, the benchmark job voltage of fan assembly 34 constant during given threshold scope;Exceed
During given threshold range limit, Jing after the process of message processing module 4 the benchmark job electric current of semiconductor chilling plate 31, blower fan group are increased
The benchmark job voltage of part 34;During more than given threshold range lower limit, reduce the benchmark job voltage of fan assembly 34, semiconductor refrigerating
The benchmark job electric current of piece 31;
Step A4:Message processing module 4 judges that temperature value, flow value, pressure value, whether beyond preset threshold range, judge
Dosing pump, the working condition of radiating subassembly 17 and 9 pressure-regulating valve of pressure conversion unit 38 work shape in each heat exchange refrigeration unit 8
Whether state is normal, when without departing from predetermined threshold value, to display and operation module 5 state normal information, the shape of state indicator module 7 is sent
State display lamp is changed into green normal condition;When temperature value, flow value, pressure value exceed predetermined threshold value, to display and operation module 5
Send and report to the police or information failure, the display lamp of state indicator module 7 is changed into flashing alarm condition or red-fault state.
Step 2:The ambient temperature value of the collection water-cooled cabinet of information acquisition module 3, the outside temperature value of water-cooled electronic equipment 13,
The outlet pressure value of pressure conversion unit 9 and the water inlet temperature value of heat exchange refrigeration unit 8, outlet temperature value;
Step 3:Message processing module 4 judges whether water-cooled cabinet ambient temperature value exceedes given threshold scope, is less than
Keep the benchmark job electric current of semiconductor chilling plate 31, the work of the reference voltage of fan assembly 34 constant during given threshold scope;Exceed
During given threshold range limit, Jing after the process of message processing module 4 the benchmark job electric current of semiconductor chilling plate 31, blower fan group are increased
The benchmark job voltage of part 34;During more than given threshold range lower limit, Jing after the process of message processing module 4 base of fan assembly 34 is reduced
Quasi- running voltage, the benchmark job electric current of semiconductor chilling plate 31;
Step 4:Whether message processing module 4 judges the outlet coolant water temperature angle value of heat exchange refrigeration unit 8 beyond default
Temperature threshold scope, during less than preset temperature threshold range, keeps the floating operating current of semiconductor chilling plate 31, fan assembly
34 floating running voltages are constant, directly go to step 8;When beyond preset temperature lower threshold limit, semiconductor refrigerating is kept
The floating operating current of piece 31 is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, Jing information processings
Reduce the floating running voltage of fan assembly 34 after the process of module 4;When beyond preset temperature upper threshold limit, blower fan group is kept
The floating running voltage of part 34 is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, Jing information processings
Increase the floating operating current of semiconductor chilling plate 31 after the process of module 4;
Step 5:After the adjustment floating running voltage of fan assembly 34 or the floating operating current of semiconductor chilling plate 31, at information
Whether reason module 4 judges the outlet coolant water temperature angle value of heat exchange refrigeration unit 8 beyond preset temperature threshold range, less than pre-
If during temperature threshold scope, keeping the floating efforts electric current of semiconductor chilling plate 31, the floating work of fan assembly 34 after adjustment
Voltage is constant, directly goes to step 8;When beyond preset temperature lower threshold limit, the fan assembly 34 after adjustment is kept to float
Dynamic running voltage is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, at Jing message processing modules 4
Reduce the floating operating current of semiconductor chilling plate 31 after reason;When more than preset temperature upper threshold limit, keep adjustment later half
The floating operating current of conductor cooling piece 31 is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, Jing
Increase the floating running voltage of fan assembly 34 after the process of message processing module 4;
Step 6:After the adjustment floating running voltage of fan assembly 34 or the floating operating current of semiconductor chilling plate 31, at information
Reason module 4 judges that whether the outlet coolant water temperature angle value of heat exchange refrigeration unit 8 exceeds preset temperature threshold range, when being less than
During preset temperature threshold range, keep adjustment after the floating operating current of semiconductor chilling plate 31, the floating voltage of fan assembly 34 not
Become, directly go to step 8;When outlet coolant water temperature angle value exceedes preset temperature lower threshold limit or the upper limit, circulation is held
Row step 4~5, until the operating current of semiconductor chilling plate 31, the running voltage of fan assembly 34 exceed given threshold lower limit or
The upper limit;
Step 7:Whether message processing module 4 judges the outlet coolant water temperature angle value of heat exchange refrigeration unit 8 beyond default
Temperature threshold scope, when outlet coolant water temperature angle value is higher than preset temperature upper threshold limit and semiconductor chilling plate 31 works electricity
When stream, the running voltage of fan assembly 34 are above the preset threshold range upper limit, the electric current of semiconductor chilling plate 31, fan assembly are kept
34 running voltages send failure shape to preset threshold range upper limit operation to accident warning device 11, display and operation module 5
State information, the corresponding status indicator lamp of heat exchange refrigeration unit 8 of state indicator module 7 is changed into red alarm state;When outlet it is cold
But water temperature angle value exceedes preset temperature lower threshold limit and the electric current of semiconductor chilling plate 31, the running voltage of fan assembly 34 surpass
When crossing preset threshold range lower limit, the electric current of semiconductor chilling plate 31, the running voltage of fan assembly 34 are kept to preset threshold range
Lower limit operation, to accident warning device 11, display and operation module 5 fault status information is sent;
Step 8:Message processing module 4 judges that the flow value of main dosing pump 21, whether beyond preset threshold range, works as flow value
Beyond preset threshold range when, send the dosing pump job failure signal of heat exchange refrigeration unit 8 to display and operation module 5, failure
Alarm device 11, sends switching signal to control signal modular converter 24, the switching master Jing after control signal modular converter 24 is changed
Dosing pump switching solenoid valve 18, the standby working condition of dosing pump switching solenoid valve 19, change the corresponding heat exchange of state indicator module 7
The status indicator lamp of the dosing pump of refrigeration unit 8 is flicker alert state or red alarm state;
Step 9:Whether message processing module 4 judges the outlet pressure value of pressure conversion unit 9 beyond preset threshold range,
When outlet pressure value exceeds preset threshold range, the corresponding pressure regulating valve fault-signal of pressure conversion unit 9 is sent to aobvious
Show operational module 5, accident warning device 11, change the corresponding pressure regulating valve shape of 7 relevant pressure converting unit of state indicator module 9
State display lamp is red alarm state.
Detail flowchart refers to Fig. 8~9, and the method shown in Fig. 8 starts from step S101:
In step s 102, information acquisition module 3 is by reading the mode switch state of heat exchange refrigeration unit 8, Jing information
After processing module 4 judges, determine whether each heat exchange refrigeration unit 8 works and correspondence mode of operation.
In step s 103, the collection of information acquisition module 3 cabinet 1 interior environment temperature signal, heat exchange refrigeration unit 8
The pressure signal of temperature, flow signal or pressure conversion unit 9, by after each temperature, flow, pressure signal analog digital conversion with phase
Predetermined threshold value is answered to compare, whether see if fall out preset threshold range and working sensor normal, wherein predetermined threshold value can be
Set as needed in cabinet system, it may include can be shown that temperature, flow, pressure transducer can be examined in normal operation
The upper and lower bound for measuring.
Determine whether whether the ambient temperature value of water-cooled cabinet 1 exceeds 27 DEG C of preset temperature threshold in step S104
Value scope ± 1.5, DEG C include two steps, respectively:
In step S105, if it is determined that ambient temperature value is within the scope of preset temperature threshold value ± 1.5 DEG C, i.e. environment temperature
Angle value maintains the existing reference current of semiconductor chilling plate 31, the reference voltage of fan assembly 34 not in 25.5-28.5 DEG C of scope
Become;
In step s 106, if ambient temperature value exceeds preset temperature threshold range, message processing module 4 is according to environment
The temperature approach △ T of temperature value and design temperature threshold value1, Jing digital pid control algolithm calculate after setting benchmark job electric current,
The benchmark job electric current of semiconductor chilling plate 31, the benchmark job magnitude of voltage of fan assembly 34 are adjusted on the basis of benchmark job voltage, and
It is set as the new benchmark job magnitude of voltage of the new benchmark job electric current of semiconductor chilling plate 31, fan assembly 34.
Determine whether temperature, the flow value of heat exchange refrigeration unit 8 whether beyond preset flow threshold in step s 107
Value scope;
Determine whether that the flow value of heat exchange refrigeration unit 8 exceeds preset flow threshold range in step S108, including
Three steps, respectively:
If it is determined that the not super preset flow threshold range of the flow value of main dosing pump 21 in heat exchange refrigeration unit 8, in step
Keep main dosing pump switching solenoid valve 18, the standby state control signal of dosing pump switching solenoid valve 19 constant in S109, in step
It is working condition that main dosing pump 21 is arranged in S110, and the main dosing pump 21 of correspondence is sent to display and operation module 5 in step S111
State normal information, the status indicator lamp of redundancy pump group part 20 of correspondence heat exchange refrigeration unit 8 is changed into green in state indicator module 7
Color state;
If it is determined that the flow value of main dosing pump 21 exceeds preset flow threshold range in heat exchange refrigeration unit 8, in step
Switch main dosing pump switching solenoid valve 18, the standby state control signal of dosing pump switching solenoid valve 19 in S112, in step S213
Middle cut-in stand-by dosing pump 22 sends the failure of main dosing pump 21 letter in step S114 to working condition to display and operation module 5
Breath, the status indicator lamp of 8 redundancy pump group part of correspondence heat exchange refrigeration unit 20 reminds shape to flicker in transition state indicating module 7
State.
To working condition, Jing steps S115 judge cut-in stand-by dosing pump 22, if the flow value of heat exchange refrigeration unit 8
Still exceed normality threshold scope, the heat exchange refrigeration unit 8 is exported in the step s 120 and initializes unsuccessful information, in step
Corresponding error code is exported in S121 to display and operation module 5, the failure report of 8 redundancy pump group part of heat exchange refrigeration unit 20 is exported
To accident warning device 11, the corresponding state of 8 redundancy pump group part of heat exchange refrigeration unit 20 of transition state indicating module 7 refers to alert signal
Show lamp to red alarm state.
Heat exchange refrigeration unit water inlet, outlet coolant water temperature difference △ T are determined whether in step S1162Whether
Beyond preset temperature threshold range, including two steps, respectively:
If it is determined that the temperature value of water inlet temperature sensor 16 and outlet temperature sensor 28 in heat exchange refrigeration unit 8
The temperature approach △ T of temperature value2Without departing from preset temperature threshold range, radiating group is sent to display and operation module 5 in step 117
The state normal information of part 17, the status indicator lamp of radiating subassembly 17 is changed into green in the corresponding heat exchange refrigeration unit 8 of state indicator module 7
Color state.
If it is determined that in heat exchange refrigeration unit 8 water inlet temperature sensor 16 and outlet temperature sensor 28 temperature
Temperature approach △ T2Beyond preset temperature threshold range, the state of radiating subassembly 17 is sent to display and operation module 5 in step S118
Fault message, the status indicator lamp of radiating subassembly 17 is changed into red alarm shape in the corresponding heat exchange refrigeration unit 8 of state indicator module 7
State, exports the warning message of 8 radiating subassembly of heat exchange refrigeration unit 17 to accident warning device 11 in step S119.
Jing steps S116 judge water inlet temperature sensor 16 and outlet temperature sensor 28 in heat exchange refrigeration unit 8
Temperature-difference value and Jing steps S117 when judging dosing pump flow value without departing from normality threshold scope, in step S122 to
Display and operation module 5 sends and exchanges the initialization successful information of refrigeration unit 8.
Order is initialized to other exchange refrigeration units 8, after the completion of all exchange refrigeration units 8 are initialized, aobvious
After showing that the corresponding warning of operational module 5 pairs, fault message are processed, you can start water-cooled cabinet and start working.
The initialization step for being worked in constant flow mode for heat exchange refrigeration unit 8 above, if heat exchange refrigeration unit 8
Coordinate with pressure conversion unit 9 when being worked with pressure configurable mode, increase the pressure of pressure conversion unit 9 and judge branch.
On the basis of above water-cooled cabinet, present invention also offers a kind of redundancy temperature control method of water-cooled cabinet,
Its detail flowchart refers to Fig. 9.Method shown in Fig. 9 starts from step S201.
In step S202, the ambient temperature letter of at least two diverse locations of inside of the collection of information acquisition module 3 cabinet 1
Number, the pressure signal of pressure conversion unit 9 and exchange the temperature of refrigeration unit 8, after flow value, by each temperature, flow, pressure value
Compare with corresponding predetermined threshold value, see if fall out preset threshold range, wherein predetermined threshold value can in water-cooled cabinet system root
According to need setting, it may include can be shown that in the temperature that temperature, flow, pressure transducer can be detected in normal operation
Limit and lowest temperature.
The ambient temperature value of diverse location, can not only reduce environment temperature sensor 12 in spot measurement in collection cabinet 1
The probability for breaking down, as long as ensureing to temperature collection by having the effectively work of one of environment temperature sensor 12
Effectively, and multimetering value averagely can more reduce measurement error, it is ensured that the precision of collection ambient temperature data.
Determine whether ambient temperature value in the cabinet 1 whether beyond 27 DEG C of preset temperature threshold value in step S203
± 1.5 DEG C of scopes, including two steps, respectively:
If it is determined that ambient temperature value is less than design temperature threshold value ± 1.5 DEG C scope, i.e., ambient temperature value is in 25.5-
During 28.5 DEG C of scopes, the reference current of existing semiconductor chilling plate 31, the reference voltage of fan assembly 34 are maintained in step S204 not
Become;
If ambient temperature value exceedes preset temperature threshold value ± 1.5 DEG C scope, message processing module 4 is according to ambient temperature value
With 27 DEG C of temperature approach △ T of set temperature value1After being calculated using pid control algorithm, in setting benchmark job in step S205
The benchmark job electric current of semiconductor chilling plate 31, the benchmark of fan assembly 34 electricity work pressure value are adjusted on the basis of electric current, voltage power supply.
Determine whether the temperature of heat exchange refrigeration unit flow 8, flow value whether beyond preset flow in step S206
Threshold range;
Determine whether the flow value of the main dosing pump 21 of heat exchange refrigeration unit 8 whether beyond default stream in step S207
Amount threshold range, including three steps, respectively:
If the flow value of the main dosing pump 21 of heat exchange refrigeration unit 8 is without departing from preset flow threshold range, in step
Keep main dosing pump switching solenoid valve 18, the standby state control signal of dosing pump switching solenoid valve 19 constant in S210, in step
The state normal information of main dosing pump 18 is sent to display and operation module 5 in S212, the correspondence heat exchange refrigeration of state indicator module 7 is single
First status indicator lamp of 8 redundancy pump group part 20 keeps green state;
If it is determined that the main flow value of dosing pump 21 of heat exchange refrigeration unit 8 exceeds preset flow threshold range, in step
Switch main dosing pump switching solenoid valve 18, the standby state control signal of dosing pump switching solenoid valve 19 in S209, in step S213
Middle cut-in stand-by dosing pump 22 sends the failure of main dosing pump 21 letter to display and operation module 5 in step 213 to working condition
Breath, the status indicator lamp of 8 redundancy pump group part of correspondence heat exchange refrigeration unit 20 is to flicker warning shape in transition state indicating module 7
State.
After switching to the work of standby dosing pump 22, the flow value of standby dosing pump 22 is determined whether in step S223 is
It is no beyond preset flow threshold range, if the flow value of heat exchange refrigeration unit 8 is without departing from preset flow threshold range, in step
The status indicator lamp of 8 redundancy pump group part of correspondence heat exchange refrigeration unit 20 is flicker warning shape in S224 hold modes indicating module 7
State;If the standby flow value of dosing pump 22 of heat exchange refrigeration unit 8 still exceeds preset flow threshold range, defeated in step S224
Code make mistake to display and operation module 5, to accident warning device 11, transition state refers to the alarm signal of output redundancy pump group part 20
Show the corresponding status indicator lamp of 8 redundancy pump group part of heat exchange refrigeration unit 20 of module 7 to red alarm state.
Whether the temperature value for determining whether the outlet temperature sensor 28 of heat exchange refrigeration unit 8 in step 214 surpasses
Go out preset temperature threshold range, including two steps, respectively:
If it is determined that the temperature value of the outlet temperature sensor 28 of heat exchange refrigeration unit 8 without departing from preset temperature threshold value ±
During 0.5 DEG C of scope, the floating operating current of existing semiconductor chilling plate 31, the floating work of fan assembly 34 are kept in step S215
Voltage is constant, and the state normal information of radiating subassembly 17, state indicator module 7 are sent to display and operation module 5 in step S220
The status indicator lamp of radiating subassembly 17 keeps green state in correspondence heat exchange refrigeration unit 8.
If judging that the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 exceeds preset temperature in step 214
During the range limit of threshold value ± 0.5 DEG C, including two steps, respectively:
According to the temperature value of outlet temperature sensor 28 and the temperature approach △ T of preset temperature value in step S2162, Jing letters
Breath processing module 4 digital pid control algolithm increases the floating operating current of semiconductor chilling plate 31 after calculating.
Determine whether whether the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 exceeds in step 217
Preset temperature threshold value ± 0.5 DEG C range limit, including two steps, respectively:
If it is determined that the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 without departing from preset temperature threshold value ±
During 0.5 DEG C of range limit, the floating operating current of semiconductor chilling plate 31 and the existing floating work of fan assembly 34 after adjustment is kept
Voltage is constant, goes to the execution of step S220.
If it is determined that the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 exceeds design temperature threshold value ± 0.5
During DEG C range limit, keep the floating operating current of semiconductor chilling plate 31 after adjustment constant in step 218, according to outlet temperature
The temperature value of degree sensor 28 and the temperature approach △ T of set temperature value2, the digital pid control algolithm meter of Jing message processing modules 4
Increase the floating running voltage of fan assembly 34 after calculation.
Whether the temperature value that the outlet temperature sensor 28 of heat exchange refrigeration unit 8 is determined whether in step 219 surpasses
Go out preset temperature threshold value ± 0.5 DEG C range limit, including two steps, respectively:
If it is determined that the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 without departing from design temperature threshold value ±
During 0.5 DEG C of range limit, the floating running voltage of fan assembly 34, semiconductor chilling plate 31 after adjustment are kept in a step 220
Floating operating current is constant, sends the radiating subassembly 17 of correspondence heat exchange refrigeration unit 8 to display and operation module 5 in step 221
State normal information, the status indicator lamp of radiating subassembly 17 keeps green shape in the corresponding heat exchange refrigeration unit 8 of state indicator module 7
State.
Increase in step 216 in the floating operating current of semiconductor chilling plate 31 and step 218 and increase fan assembly 34
After floating running voltage, if judging that exchanging the temperature value of 8 outlet temperature sensor of refrigeration unit 28 still surpasses in Jing steps 219
When going out design temperature threshold value ± 0.5 DEG C range limit, circulation execution step 216, step 217, step 218, step 219, until
The operating current of 8 semiconductor chilling plate of heat exchange refrigeration unit 31, the running voltage of fan assembly 34 are reached in preset threshold range
In limited time, in step 222 to the transmission status fault information of radiating subassembly 17 of display and operation module 5, the correspondence heat of state indicator module 7
Exchange the status indicator lamp of radiating subassembly 17 in refrigeration unit 8 and red status are changed into from green.
If judging that the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 exceeds preset temperature in step 214
During the range lower limit of threshold value ± 0.5 DEG C, including two steps, respectively:
According to the temperature value of outlet temperature sensor 28 and the temperature approach △ T of preset temperature value in step S2182, Jing letters
Breath processing module 4 digital pid control algolithm reduces the floating running voltage of fan assembly 34 after calculating.
Determine whether whether the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 exceeds in step 219
Preset temperature threshold value ± 0.5 DEG C range lower limit, goes to the execution of step S216, in the floating work for keeping adjustment rear fan component 34
On the basis of voltage, according to the temperature value and the temperature approach △ T of set temperature value of outlet temperature sensor 282, Jing information processings
The digital pid control algolithm of module 4 reduces the floating operating current of semiconductor chilling plate 31 after calculating.
Whether the temperature value that the outlet temperature sensor 28 of heat exchange refrigeration unit 8 is determined whether in step 217 surpasses
Go out preset temperature threshold value ± 0.5 DEG C range lower limit, including two steps, respectively:
If it is determined that the temperature value of 8 outlet temperature sensor of heat exchange refrigeration unit 28 without departing from design temperature threshold value ±
During 0.5 DEG C of range lower limit, the execution of step S220 is directly gone to, keep the floating operating current of semiconductor chilling plate 31 and wind after adjustment
The existing floating running voltage of thermomechanical components 34 is constant.
Reduce the floating running voltage of fan assembly 34 in step 218 in step 216 and reduce semiconductor chilling plate 31
After floating operating current, if judging to exchange the temperature value of 8 outlet temperature sensor of refrigeration unit 28 beyond pre- in Jing steps 217
If during the lower limit of temperature threshold ± 0.5 DEG C, circulation execution step 216, step 217, step 218, step 219, until heat exchange system
When the electric current of 8 semiconductor chilling plate of cold unit 31, the running voltage of fan assembly 34 exceed under preset threshold range, in step 222
It is middle to send the status fault information of radiating subassembly 17, the corresponding heat exchange refrigeration unit 8 of state indicator module 7 to display and operation module 5
The status indicator lamp of middle radiating subassembly 17 is changed into flicker alarm condition from green.
Dynamic judgement, adjusting water outlet mouth cooling water temperature when being worked in constant flow mode for heat exchange refrigeration unit 8 above
The step of, if heat exchange refrigeration unit 8 and pressure conversion unit 9 coordinate when work with pressure configurable mode, increase pressure
The exit pressure levels of converting unit 9 dynamic judges branch.
In sum, water-cooled cabinet of the present invention includes 4 modular exchange refrigeration units 8, can be in constant flow mode
Individually outside water-cooled electronic equipment 13 is radiated, also can be coordinated with pressure configurable mode to external water with pressure conversion unit 9
Cold electronic equipment 13 radiates, and redundancy pump group part 20 improves system reliability in redundancy of effort mode;Water inlet temperature sensor
16th, outlet temperature sensor 28 is located at the cooling water intake-outlet position of heat exchange refrigeration unit 8, advantageously ensures that collecting temperature
The accuracy and reliability of data, so as to realize to the operating current of semiconductor chilling plate 31, blower fan group in heat exchange refrigeration unit 8
The more accurate redundancy dynamic regulation of the running voltage of part 34, it is ensured that water-cooled cabinet reliably working under relatively low noise level.
Claims (8)
1. a kind of modularity water-cooled cabinet, it is characterised in that:Including cabinet (1), display control unit (2), water supply tank (6), heat
Exchange refrigeration unit (8), pressure conversion unit (9), amortisseur (10), accident warning device (11), environment temperature sensor
(12) and outside water-cooled electronic equipment (13), wherein display control unit (2) includes information acquisition module (3), information processing mould
Block (4), display and operation module (5) and state indicator module (7);It is described information acquisition module (3), message processing module (4), aobvious
Show that operational module (5), water supply tank (6), state indicator module (7) may be contained within the top of water-cooled cabinet, accident warning device (11),
Environment temperature sensor (12) is arranged at water-cooled cabinet bottom, and cabinet (1) bottom corner respectively arranges an amortisseur (10);Heat is handed over
Change cooling water between refrigeration unit (8), pressure conversion unit (9) and outside water-cooled electronic equipment (13) and pass through band plane self-locking liquid
Stream fitting passage communication loop, information acquisition module (3) is respectively by the cable with aviation plug and heat exchange refrigeration unit
(8), pressure conversion unit (9) connection, information acquisition module (3) access information processing module (4), display and operation module (5) point
Not Tong Guo USB interface, RS422 interfaces be connected with message processing module (4), display and operation module (5) is by cpci bus and letter
Breath acquisition module (3) connection;
When the water-cooled cabinet is worked in constant flow mode, the cooling water of outside water-cooled electronic equipment (13) passes through fluid flow tube road
(14) heat exchange refrigeration unit (8) is connected to, heat exchange refrigeration unit (8) with Forced Air Convection heat exchange by heating sink to
In air, cooling water Jing fluid flow tubes road (14) after temperature is reduced are back to outside water-cooled electronic equipment (13) recycling;Water
It is water cooled from heat exchange refrigeration unit (8) cooling water out when cold cabinet is worked with pressure configurable mode or hybrid mode
, to pressure conversion unit (9), pressure conversion unit (9) is to Jing liquid streams after the regulation of cooling water discharge pressure for interior of equipment cabinet pipeline connection
Pipeline (14) is back to outside water-cooled electronic equipment (13) and recycles;
The heat exchange refrigeration unit (8) including the first water inlet self-locking liquid stream joint (15), water inlet temperature sensor (16),
Radiating subassembly (17), main dosing pump switching solenoid valve (18), standby dosing pump switching solenoid valve (19), redundancy pump group part (20),
Main dosing pump (21), standby dosing pump (22), flow transducer (23), control signal modular converter (24), the first power module
(25), wizard-like overflow valve (26), the first power-supply filter (27), outlet temperature sensor (28), the first outlet self-locking
Liquid stream joint (29), aviation socket (30), outlet pressure transducer (40), the second outlet self-locking liquid stream joint (41);
Wherein main dosing pump (21), standby dosing pump (22) are connected in primary path with redundancy structure, main quantitative under normal circumstances
Pump (21) works, and standby dosing pump (22) is standby;Main dosing pump switching solenoid valve (18) is connected with main dosing pump (21), standby fixed
Amount pump switching solenoid valve (19) is connected with standby dosing pump (22), when main dosing pump (21) breaks down situation, canbe used on line
To main dosing pump (21), standby dosing pump (22) switching;First water inlet self-locking liquid stream joint (15) and the first outlet self-locking
Liquid stream joint (29) is connected by fluid flow tube road (14) with outside water-cooled electronic equipment (13), control signal modular converter (24) according to
It is secondary to be connected by aviation socket (30), communication cable and message processing module (4), realize that circuit, flow channel connect on and off
Open;Water inlet temperature sensor (16) is arranged at the first water inlet self-locking liquid stream joint (15) rear end, outlet temperature sensor
(28) it is arranged at the first outlet self-locking liquid stream joint (29) front end.
2. modularity water-cooled cabinet according to claim 1, it is characterised in that:The display and operation module (5) is to heat friendship
Change refrigeration unit (8), the different working condition of pressure conversion unit (9), fault message to be shown, state indicator module (7)
Working condition, fault message switching corresponding statess display lamp according to heat exchange refrigeration unit (8) and pressure conversion unit (9)
Color.
3. modularity water-cooled cabinet according to claim 1, it is characterised in that:The cabinet (1) is using ZL102 aluminium alloys
Casting is formed, and the amortisseur (10) set by cabinet (1) bottom corner is using resonance free GWF-50 type amortisseurs.
4. modularity water-cooled cabinet according to claim 1, it is characterised in that:The radiating subassembly (17) is including quasiconductor
Cooling piece (31), water cooling heat exchanger (32), fin (33), fan assembly (34), wherein fin (33) are divided into 2, respectively
The upper and lower both sides of water cooling heat exchanger (32) are arranged at, are respectively arranged between fin (33) and water cooling heat exchanger (32) and are partly led
Between body cooling piece (31), wherein fin (33) and semiconductor chilling plate (31), semiconductor chilling plate (31) and water-cooled exchange heat
Fastened by screw between device (32), thermally-conductive interface gap filling heat-conducting glue, to reduce water cooling heat exchanger (32) to quasiconductor
The equivalent thermal-conduction resistance of cooling piece (31), semiconductor chilling plate (31) to fin (33).
5. modularity water-cooled cabinet according to claim 1, it is characterised in that:It is the main dosing pump (21), standby quantitative
Pump (22) adopts twayblade gear pump HTP-212HA.
6. modularity water-cooled cabinet according to claim 1, it is characterised in that:The aviation socket (30) is YMC waterproofs
Type bayonet type aviation socket.
7. a kind of noise redundancy control method based on modularity water-cooled cabinet described in claim 1, it is characterised in that include with
Lower step:
Step 1:The modularity water-cooled cabinet is initialized;
Step 2:The ambient temperature value of information acquisition module (3) collection water-cooled cabinet, outside water-cooled electronic equipment (13) temperature value,
Pressure conversion unit (9) outlet pressure value and heat exchange refrigeration unit (8) water inlet temperature value, outlet temperature value;
Step 3:Message processing module (4) judges that whether water-cooled cabinet ambient temperature value exceedes given threshold scope, less than setting
Determine to keep semiconductor chilling plate (31) benchmark job electric current, the work of fan assembly (34) reference voltage constant during threshold range;It is super
When crossing given threshold range limit, Jing message processing module (4) process after increase semiconductor chilling plate (31) benchmark job electric current,
Fan assembly (34) benchmark job voltage;During more than given threshold range lower limit, Jing after message processing module (4) process wind is reduced
Thermomechanical components (34) benchmark job voltage, semiconductor chilling plate (31) benchmark job electric current;
Step 4:Whether message processing module (4) judges heat exchange refrigeration unit (8) outlet coolant water temperature angle value beyond default
Temperature threshold scope, during less than preset temperature threshold range, keeps semiconductor chilling plate (31) floating operating current, blower fan group
Part (34) floating running voltage is constant, directly goes to step 8;When beyond preset temperature lower threshold limit, quasiconductor is kept
Cooling piece (31) floating operating current is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, Jing letters
Breath processing module (4) reduces fan assembly (34) floating running voltage after processing;When beyond preset temperature upper threshold limit,
Keep fan assembly (34) floating running voltage constant, according to outlet coolant water temperature angle value and the temperature difference of preset temperature threshold value
Value, Jing after message processing module (4) process semiconductor chilling plate (31) floating operating current is increased;
Step 5:After adjustment fan assembly (34) floating running voltage or semiconductor chilling plate (31) floating operating current, at information
Reason module (4) judges that heat exchange refrigeration unit (8) outlet coolant water temperature angle value, whether beyond preset temperature threshold range, does not surpass
When crossing preset temperature threshold range, semiconductor chilling plate (31) floating efforts electric current, fan assembly (34) after adjustment is kept
Floating running voltage is constant, directly goes to step 8;When beyond preset temperature lower threshold limit, the blower fan after adjustment is kept
Component (34) floating running voltage is constant, according to outlet coolant water temperature angle value and the temperature approach of preset temperature threshold value, Jing information
Reduce semiconductor chilling plate (31) floating operating current after processing module (4) process;When more than preset temperature upper threshold limit
When, keep semiconductor chilling plate (31) floating operating current after adjustment constant, according to outlet coolant water temperature angle value and default temperature
The temperature approach of degree threshold value, Jing after message processing module (4) process fan assembly (34) floating running voltage is increased;
Step 6:After adjustment fan assembly (34) floating running voltage or semiconductor chilling plate (31) floating operating current, at information
Whether reason module (4) judges heat exchange refrigeration unit (8) outlet coolant water temperature angle value beyond preset temperature threshold range, when not
During more than preset temperature threshold range, semiconductor chilling plate (31) floating operating current, fan assembly (34) after adjustment is kept to float
Galvanic electricity pressure is constant, directly goes to step 8;When outlet coolant water temperature angle value exceedes preset temperature lower threshold limit or the upper limit
When, execution step 4~5 is circulated, set until semiconductor chilling plate (31) operating current, fan assembly (34) running voltage exceed
Determine bottom threshold or the upper limit;
Step 7:Whether message processing module (4) judges heat exchange refrigeration unit (8) outlet coolant water temperature angle value beyond default
Temperature threshold scope, when outlet coolant water temperature angle value is higher than preset temperature upper threshold limit and semiconductor chilling plate (31) works
When electric current, fan assembly (34) running voltage are above the preset threshold range upper limit, semiconductor chilling plate (31) electric current, wind are kept
Thermomechanical components (34) running voltage to preset threshold range upper limit operation, to accident warning device (11), display and operation module
(5) fault status information is sent, corresponding heat exchange refrigeration unit (8) status indicator lamp of state indicator module (7) is changed into red report
Alert state;When outlet coolant water temperature angle value exceedes preset temperature lower threshold limit and semiconductor chilling plate (31) electric current, wind
When thermomechanical components (34) running voltage exceedes preset threshold range lower limit, semiconductor chilling plate (31) electric current, fan assembly are kept
(34) running voltage sends to preset threshold range lower limit operation to accident warning device (11), display and operation module (5)
Fault status information;
Step 8:Message processing module (4) judges that main dosing pump (21) flow value, whether beyond preset threshold range, works as flow value
Beyond preset threshold range when, send heat exchange refrigeration unit (8) dosing pump job failure signal to display and operation module (5),
Accident warning device (11), sends switching signal to control signal modular converter (24), and Jing control signal modular converters (24) turns
Switch main dosing pump switching solenoid valve (18), standby dosing pump switching solenoid valve (19) working condition after changing, change state instruction
The status indicator lamp of corresponding heat exchange refrigeration unit (8) dosing pump of module (7) is flicker alert state or red alarm state;
Step 9:Whether message processing module (4) judges pressure conversion unit (9) outlet pressure value beyond preset threshold range,
When outlet pressure value exceeds preset threshold range, send pressure conversion unit (9) corresponding pressure regulating valve fault-signal and give
Display and operation module (5), accident warning device (11), change state indicator module (7) relevant pressure converting unit (9) correspondence and press
Force regulating valve status indicator lamp is red alarm state.
8. noise redundancy control method according to claim 7, it is characterised in that to the modular water described in step 1
Cold cabinet is initialized, specific as follows:
Step A1:Determine working condition, the mode of operation of heat exchange refrigeration unit (8);
Step A2:Information acquisition module (3) gathers respectively ambient temperature value, outside water-cooled electronic equipment (13) temperature value, pressure
The water inlet temperature value of converting unit (9) pressure value and heat exchange refrigeration unit (8), outlet temperature value, outlet flow value;
Step A3:Message processing module (4) judges that whether water-cooled cabinet ambient temperature value exceedes given threshold scope, less than setting
Determine to keep semiconductor chilling plate (31) benchmark job electric current, fan assembly (34) benchmark job voltage constant during threshold range;It is super
When crossing given threshold range limit, Jing message processing module (4) process after increase semiconductor chilling plate (31) benchmark job electric current,
Fan assembly (34) benchmark job voltage;During more than given threshold range lower limit, reduction fan assembly (34) benchmark job voltage,
Semiconductor chilling plate (31) benchmark job electric current;
Step A4:Message processing module (4) judges that temperature value, flow value, pressure value, whether beyond preset threshold range, judge each
Dosing pump, radiating subassembly (17) working condition and pressure conversion unit (9) pressure-regulating valve (38) in heat exchange refrigeration unit (8)
Whether working condition is normal, when without departing from predetermined threshold value, to display and operation module (5) state normal information is sent, and state refers to
Show that module (7) status indicator lamp is changed into green normal condition;When temperature value, flow value, pressure value exceed predetermined threshold value, Xiang Xian
Show that operational module (5) sends to report to the police or information failure, state indicator module (7) display lamp is changed into flashing alarm condition or red event
Barrier state.
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