CN205505260U - A air conditioning equipment for computer lab - Google Patents
A air conditioning equipment for computer lab Download PDFInfo
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- CN205505260U CN205505260U CN201620207680.9U CN201620207680U CN205505260U CN 205505260 U CN205505260 U CN 205505260U CN 201620207680 U CN201620207680 U CN 201620207680U CN 205505260 U CN205505260 U CN 205505260U
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Abstract
The utility model discloses an air conditioning equipment for computer lab, include: compressor system, compressor system include compressor, water -cooled heat exchanger, throttle mechanism, evaporimeter and cooling device, natural cooling coil pipe circulation system, natural cooling coil pipe circulation system include the natural cooling coil pipe, and the natural cooling coil pipe sets up in the return air front side of evaporimeter, and the rivers of natural cooling coil pipe entry is linked together with the water side entrance of water -cooled heat exchanger, and the water flow outlet of natural cooling coil pipe is linked together with cooling device's rivers entry, the outdoor temperature detector for detect ambient outdoor temperature, the controller is controlled natural cooling coil pipe circulation system according to ambient outdoor temperature. This equipment is controlled natural cooling coil pipe circulation system according to ambient outdoor temperature to reduce the compressor operating power consumption of system when ambient outdoor temperature is lower, thereby reach energy saving and emission reduction's purpose, reduce use cost.
Description
Technical field
This utility model relates to air-conditioning technical field, particularly relates to a kind of air-conditioning equipment for machine room.
Background technology
Based on the machine room particular/special requirement to air-conditioning equipment, need the most round-the-clock reliability service of air-conditioning equipment.And in green
Under the background of environment-friendly and energy-saving emission-reduction, reducing energy consumption and increasingly paid attention to, also there is corresponding measure to encourage enterprise's design joint in country
Can product.
But, the energy consumption of the air-conditioning equipment of current most of machine rooms is higher, and developing rapidly along with mobile communication, machine room
Quantity required is in rising trend, causes the air-conditioning equipment power consumption of machine room to be continuously increased.Therefore, it is highly desirable to design mental retardation
The air-conditioning equipment of consumption is with meeting the market requirement.
Utility model content
One of technical problem that this utility model is intended to solve in correlation technique the most to a certain extent.
To this end, the purpose of this utility model is to propose a kind of air-conditioning equipment for machine room, this equipment is according to outdoor environment temperature
Natural cooling coil pipe blood circulation is controlled, to reduce the compressor assembly operation energy when outdoor environment temperature is relatively low by degree
Consumption, reaches the purpose of energy-saving and emission-reduction, reduces use cost.
For reaching above-mentioned purpose, the utility model proposes a kind of air-conditioning equipment for machine room, including: compressor assembly,
Described compressor assembly includes compressor, water-cooled heat exchanger, throttle mechanism, vaporizer and chiller, described water-cooled
The refrigerant inlet of heat exchanger is connected with the air vent of described compressor, the entrance of described throttle mechanism and described water-cooled heat exchange
The refrigerant exit of device is connected, and the entrance of described vaporizer is connected with the outlet of described throttle structure, going out of described vaporizer
Mouth is connected with the gas returning port of described compressor, and the water export of described chiller enters with the water side of described water-cooled heat exchanger
Mouth is connected, and the flow inlet of described chiller is connected with the water side outlet of described water-cooled heat exchanger；Natural cooling dish
Tube circulating system, described natural cooling coil pipe blood circulation includes that natural cooling coil pipe, described natural cooling coil pipe are arranged on institute
Stating on front side of the return air of vaporizer, the flow inlet of described natural cooling coil pipe is connected with the water side entrance of described water-cooled heat exchanger
Logical, the water export of described natural cooling coil pipe is connected with the flow inlet of described chiller；Outdoor temperature detector,
Described outdoor temperature detector is in order to detect outdoor environment temperature；Controller, described controller is according to described outdoor environment temperature
Described natural cooling coil pipe blood circulation is controlled.
According to the air-conditioning equipment for machine room of the present utility model, by the water-cooled heat exchanger in compressor assembly, throttling machine
Structure, vaporizer and chiller, the high pressure gaseous coolant making compressor discharge becomes overheated gaseous coolant and returns to compression
Machine, and natural cooling coil pipe blood circulation is controlled according to outdoor environment temperature by controller, to reduce compressor system
The system operation energy consumption when outdoor environment temperature is relatively low, thus reach the purpose of energy-saving and emission-reduction, reduce use cost.
Further, described natural cooling coil pipe blood circulation also includes natural cooling valve, wherein, when described outdoor environment temperature
Degree more than the first preset temperature and less than or equal to the second preset temperature time, described controller by control described natural cooling valve with
Control natural cooling coil pipe blood circulation to start.
Further, the described air-conditioning equipment for machine room, also include the first temperature sensor and the second temperature sensor, institute
State the first temperature sensor in order to detect the temperature of the aqueous solution entering described water-cooled heat exchanger, described second temperature sensor
In order to detect the return air temperature of described vaporizer, wherein, when the temperature of the aqueous solution of the described water-cooled heat exchanger of described entrance is little
When described return air temperature and temperature gap between the two are more than preset value, described controller is by controlling described natural cooling
Valve carries out ratio unlatching so that described natural cooling coil pipe is circulated cooling, to share the cooling load demand of described machine room.
Further, described natural cooling valve is arranged at the water export of described natural cooling coil pipe, and described first temperature passes
Sensor is arranged at the water side entrance of described water-cooled heat exchanger.
Specifically, when described outdoor environment temperature is more than the second preset temperature, described controller controls described natural cooling valve
Being closed, the cooling load demand of described machine room is provided by described compressor assembly completely.
Specifically, the described air-conditioning equipment for machine room, also include that water pump component, described water pump component include water pump and three
Logical proportional controller, described water pump is arranged on the water export of described chiller and the water side entrance of described water-cooled heat exchanger
Between with by through described chiller cool down after aqueous solution be pumped to described water-cooled heat exchanger, described threeway proportion adjustment
First end of device is connected to the flow inlet of described chiller, and the second end of described threeway proportional controller is connected to described cold
The water export of radiator cooler, the entrance of the three-terminal link of described threeway proportional controller to described water pump, wherein, when described
When outdoor environment temperature is less than or equal to described first preset temperature, the cooling load demand of described machine room is completely by described the coldest
But coil pipe blood circulation provides, and described controller is by controlling described threeway proportional controller to meet the refrigeration of described machine room
Workload demand.
Specifically, described chiller can be dry cooling tower.
Specifically, the described air-conditioning equipment for machine room, also include that hot gas bypass valve, described hot gas bypass valve are arranged on institute
Stating between the air vent of compressor and the refrigerant inlet of described vaporizer, described hot gas bypass valve is in order to by-passing part high pressure-temperature
Gaseous coolant mix with the liquid refrigerants of low-temp low-pressure flowing into described vaporizer, to avoid described compressor assembly to send out
Raw low pressure alarming.
Further, between the water export and the entrance of described water pump of described chiller, it is additionally provided with expansion tank to carry out
Moisturizing or meet volumetric expansion produced by the variations in temperature of described aqueous solution.
Specifically, the described air-conditioning equipment for machine room, also include condensing pressure control valve, described condensing pressure control valve
The air vent being connected to described compressor regulates the water entering described water-cooled heat exchanger with the pressure at expulsion according to described compressor
Liquid inventory.
Aspect and advantage that this utility model is additional will part be given in the following description, and part will become from the following description
Obtain substantially, or recognized by practice of the present utility model.
Accompanying drawing explanation
This utility model above-mentioned and/or that add aspect and advantage will become bright from the following description of the accompanying drawings of embodiments
Aobvious and easy to understand, wherein,
Fig. 1 is the structural representation of the air-conditioning equipment for machine room according to first embodiment of this utility model；
Fig. 2 is the structural representation of the air-conditioning equipment for machine room according to second embodiment of this utility model；
Fig. 3 is the structural representation of the air-conditioning equipment for machine room according to the 3rd embodiment of this utility model；
Fig. 4 is the structural representation of the air-conditioning equipment for machine room according to the 4th embodiment of this utility model；And
Fig. 5 is the structural representation of the air-conditioning equipment for machine room according to the 5th embodiment of this utility model.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.Below with reference to attached
The embodiment that figure describes is exemplary, it is intended to be used for explaining this utility model, and it is not intended that to limit of the present utility model
System.
Below with reference to the accompanying drawings the air-conditioning equipment for machine room proposed according to this utility model embodiment is described.
Fig. 1 is the structural representation of the air-conditioning equipment for machine room according to one embodiment of this utility model.As it is shown in figure 1,
This air-conditioning equipment being used for machine room includes: compressor assembly, natural cooling coil pipe blood circulation, outdoor temperature detector 30 and
Controller 40.
Wherein, compressor assembly includes compressor 101, water-cooled heat exchanger 102, throttle mechanism 103, vaporizer 104 and
Chiller 105, the refrigerant inlet of water-cooled heat exchanger 102 is connected with the air vent of compressor 101, throttle mechanism 103
Entrance be connected with the refrigerant exit of water-cooled heat exchanger 102, the outlet of the entrance of vaporizer 104 and throttle structure 103
Being connected, the outlet of vaporizer 104 is connected with the gas returning port of compressor 101, the water export of chiller 105 and water
The water side entrance of cold type heat exchanger 102 is connected, the flow inlet of chiller 105 and the water side of water-cooled heat exchanger 102
Outlet is connected.Wherein, chiller 105 can be dry cooling tower, and throttle structure 103 can be electric expansion valve,
Compressor 101 can be volume adjustable compressor, frequency-changeable compressor or digital scroll compressor etc..
Natural cooling coil pipe blood circulation includes that natural cooling coil pipe 201, natural cooling coil pipe 201 are arranged on vaporizer 104
Return air on front side of, the flow inlet of natural cooling coil pipe 201 is connected with the water side entrance of water-cooled heat exchanger 102, natural
The water export of cooling coil 201 is connected with the flow inlet of chiller 105.Outdoor temperature detector 30 is in order to detect
Outdoor environment temperature, natural cooling coil pipe blood circulation is controlled by controller 40 according to outdoor environment temperature.
Specifically, in air-conditioning equipment running, pass through water-cooled from the gaseous coolant of the high pressure-temperature of compressor 101 discharge
Formula heat exchanger 102 is condensed into the saturated coolant of liquid of high pressure low temperature, then after throttle mechanism 103 throttles, becomes low and forces down
The liquid refrigerants of temperature, after entrance vaporizer 104 carries out explosive evaporation, the gaseous coolant becoming overheated is returned to compressor 101,
So circulation is carried out.Meanwhile, water-cooled heat exchanger 102, as the condenser of compressor assembly, is provided by chiller 105
The aqueous solution (such as glycol water) of relevant temperature, to carry out heat exchange, the temperature of the aqueous solution after heat exchange raises,
Then flowing back to chiller 105 cool, so circulation is carried out.Further, outdoor temperature detector 30 detects in real time
Outdoor environment temperature, and feed back to controller 40, controller 40 controls the circulation of natural cooling coil pipe according to outdoor environment temperature
System start-up, with when outdoor environment is relatively low, carries out pre-cooling by natural cooling coil pipe blood circulation to return air and reduces
The operation energy consumption of compressor assembly, thus reach the purpose of energy-saving and emission-reduction.
According to an embodiment of the present utility model, as in figure 2 it is shown, natural cooling coil pipe blood circulation 20 can also include certainly
So cooling valve 202, when outdoor environment temperature is more than the first preset temperature and is less than or equal to the second preset temperature, controller 40
Start to control natural cooling coil pipe blood circulation by controlling natural cooling valve 202.Wherein, the first preset temperature and second
Preset temperature can be demarcated according to practical situation, and such as, the first preset temperature can be 5 DEG C, and the second preset temperature is permissible
It it is 20 DEG C.
It is to say, when the outdoor environment temperature of outdoor temperature detector 30 detection is more than 5 DEG C and is less than or equal to 20 DEG C,
Controller 40 controls the startup of natural cooling coil pipe blood circulation by controlling the unlatching of natural cooling valve 202, now from cooling
The aqueous solution that device 105 flows out can be by, after natural cooling coil pipe 201 heat exchange, being back to chiller 105.Due to certainly
So cooling coil is arranged on front side of the return air of vaporizer, therefore return air can be carried out pre-cooling, such that it is able to reduce compression
The operation energy consumption of machine system, reaches the purpose of energy-saving and emission-reduction.
Further, as in figure 2 it is shown, the above-mentioned air-conditioning equipment for machine room can also include: the first temperature sensor 50
With the second temperature sensor (in figure not specifically illustrated).First temperature sensor 50 is in order to detect entrance water-cooled heat exchanger 102
The temperature of aqueous solution, the second temperature sensor is in order to detect the return air temperature of vaporizer 104, when entering water-cooled heat exchanger
When the temperature of the aqueous solution of 102 is more than preset value less than return air temperature and temperature gap between the two, controller 40 is by control
Natural cooling valve 202 processed carries out ratio unlatching so that natural cooling coil pipe 201 is circulated cooling, to share the refrigeration of machine room
Workload demand.Wherein, preset value can be demarcated according to practical situation, and such as preset value can be 3 DEG C.
As in figure 2 it is shown, natural cooling valve 202 can be arranged at the water export of natural cooling coil pipe 201, the first temperature
Sensor 50 can be arranged at the water side entrance of water-cooled heat exchanger 102.
Specifically, when the outdoor environment temperature of outdoor temperature detector 30 detection is more than 5 DEG C and is less than or equal to 20 DEG C,
If the temperature entering the aqueous solution of water-cooled heat exchanger 102 is more than less than return air temperature and temperature gap between the two
3 DEG C, then controller 40 controls natural cooling valve 202 and carries out ratio unlatching, now by natural cooling coil pipe blood circulation
It is circulated cooling, to meet the cooling load demand of machine room.And after natural cooling valve 202 fully opens, if
Natural cooling coil pipe blood circulation still cannot meet the cooling load demand of machine room, then controller 40 starts compression simultaneously
Machine system, so that compressor assembly and natural cooling coil pipe blood circulation run the temperature requirement meeting machine room simultaneously.
Afterwards, if reaching the temperature requirement of machine room, compressor assembly is the most preferentially stopped.
According to an embodiment of the present utility model, when outdoor environment temperature is more than the second preset temperature, controller 40 is controlled
Natural cooling valve 201 processed is closed, and the cooling load demand of machine room is provided by compressor assembly completely.
It is to say, when the outdoor environment temperature of outdoor temperature detector 30 detection is more than 20 DEG C, controller 40 controls certainly
So cooling valve 201 is closed, and the cooling load demand of machine room is provided by compressor assembly completely.
According to an embodiment of the present utility model, as it is shown on figure 3, the above-mentioned air-conditioning equipment for machine room can also include
Water pump component 60, water pump component includes water pump 601 and threeway proportional controller 602, and water pump 601 is arranged on chiller 105
Water export and the water side entrance of water-cooled heat exchanger 102 between with by the water-soluble liquid pump after apparatus for supercooling 105 cools down
Delivering to water-cooled heat exchanger 102, the first end of threeway proportional controller 602 is connected to the flow inlet of chiller 105,
Second end of threeway proportional controller 602 is connected to the water export of chiller 105, the of threeway proportional controller 602
Three-terminal link is to the entrance of water pump 601, wherein, when outdoor environment temperature is less than or equal to the first preset temperature, and the system of machine room
Refrigeration duty demand is provided by natural cooling coil pipe blood circulation completely, and controller 40 is by controlling threeway proportional controller 602
To meet the cooling load demand of machine room.
Specifically, as it is shown on figure 3, the water pump 601 that can pass through in water pump component 60 is by the current from chiller 50
The aqueous solution that outlet is flowed out is pumped to water-cooled heat exchanger 102, to carry out heat exchange, and the temperature of the aqueous solution after heat exchange
Raise, flow back to chiller 105 and cool, then be pumped to water-cooled heat exchanger 20 by water pump 601 and carry out heat exchange,
So circulation is carried out.
In air-conditioning equipment running, when the outdoor environment temperature of outdoor temperature detector 30 detection is less than or equal to 5 DEG C,
Controller 40 controls compressor assembly and does not starts, and now the cooling load demand of machine room is completely by natural cooling coil pipe blood circulation
There is provided.Controller 40 regulates the aqueous solution flow by natural cooling coil pipe 201 by controlling threeway proportional controller 602,
To meet the cooling load demand of machine room.Owing to compressor assembly is not opened, therefore the operation energy consumption of air-conditioning equipment reduces, from
And reach the effect of energy-saving and emission-reduction, reduce use cost.
According to an embodiment of the present utility model, as shown in Figure 4, the above-mentioned air-conditioning equipment for machine room can also wrap
Include hot gas bypass valve 70, hot gas bypass valve 70 be arranged on the air vent of compressor 101 and vaporizer 104 refrigerant inlet it
Between, hot gas bypass valve 70 is in order to the gaseous coolant of by-passing part high pressure-temperature and the liquid of low-temp low-pressure flowing into vaporizer 104
Coolant mixes, to avoid compressor assembly generation low pressure alarming.
It is to say, when the operating pressure of vaporizer 104 is less than setting value, hot gas bypass valve 70 will ratio be opened, with
The gaseous coolant of by-passing part high pressure-temperature mixes with the liquid refrigerants of the low-temp low-pressure flowing into vaporizer 104, it is ensured that pressure
There is not low pressure alarming in contracting machine system, makes the operation that air-conditioning equipment is reliable and stable.
Further, as shown in Figure 4, be additionally provided with between the water export and the entrance of water pump 601 of chiller 105 swollen
Swollen water tank 80 is to carry out moisturizing or to meet volumetric expansion produced by the variations in temperature of aqueous solution, thus ensures the steady of air-conditioning equipment
Fixed operation.
According to an embodiment of the present utility model, as it is shown in figure 5, the above-mentioned air-conditioning equipment for machine room can also wrap
Including condensing pressure control valve 90, condensing pressure control valve 90 is connected to the air vent of compressor 101 with according to compressor 101
Pressure at expulsion regulation enter water-cooled heat exchanger 102 aqueous solution flow.
Specifically, as it is shown in figure 5, condensing pressure control valve 90 is connected to compressor 101 exhaust ports, by sense
The pressure at expulsion of machine 101 regulates the aqueous solution flow by water-cooled heat exchanger 102 by compression, thus realizes regulation
The purpose of pressure at expulsion that compressor 101 runs, and then ensure that air-conditioning equipment can be in the relatively low feelings of outdoor environment temperature
Reliability service under condition.
It should be noted that in embodiment of the present utility model, relevant control valve can be configured according to practical situation, specifically
I will not elaborate.
According to the air-conditioning equipment for machine room of the present utility model, by the water-cooled heat exchanger in compressor assembly, throttling machine
Structure, vaporizer and chiller, the high pressure gaseous coolant making compressor discharge becomes overheated gaseous coolant and returns to compression
Machine, and natural cooling coil pipe blood circulation is controlled according to outdoor environment temperature by controller, to reduce compressor system
The system operation energy consumption when outdoor environment temperature is relatively low, thus reach the purpose of energy-saving and emission-reduction, reduce use cost.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward ",
Orientation or the position relationship of the instruction such as " clockwise ", " counterclockwise ", " axially ", " radially ", " circumferential " are based on shown in the drawings
Orientation or position relationship, be for only for ease of and describe this utility model and simplify description rather than instruction or the dress of hint indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this utility model
Restriction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or
The implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or hidden
At least one this feature is included containing ground.In description of the present utility model, " multiple " are meant that at least two, such as two,
Three etc., unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing "
Should be interpreted broadly Deng term, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be
It is mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal or the interaction relationship of two elements, unless otherwise clear and definite restriction.Common for this area
For technical staff, above-mentioned term concrete meaning in this utility model can be understood as the case may be.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can
Being that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, the
One feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper,
Or it is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " under
Face " can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than the
Two features.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " concrete example ",
Or specific features, structure, material or the feature bag that the description of " some examples " etc. means to combine this embodiment or example describes
It is contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be
Any one or multiple embodiment or example combine in an appropriate manner.Additionally, in the case of the most conflicting, this area
Technical staff the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out
In conjunction with and combination.
Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-described embodiment is example
Property, it is impossible to being interpreted as restriction of the present utility model, those of ordinary skill in the art can in the range of this utility model
Above-described embodiment be changed, revise, to replace and modification.
Claims (10)
1. the air-conditioning equipment for machine room, it is characterised in that including:
Compressor assembly, described compressor assembly includes compressor, water-cooled heat exchanger, throttle mechanism, vaporizer and cooling
Device, the refrigerant inlet of described water-cooled heat exchanger is connected with the air vent of described compressor, the entrance of described throttle mechanism
Being connected with the refrigerant exit of described water-cooled heat exchanger, the entrance of described vaporizer is connected with the outlet of described throttle structure,
The outlet of described vaporizer is connected with the gas returning port of described compressor, the water export of described chiller and described water-cooled
The water side entrance of heat exchanger is connected, and the flow inlet of described chiller is connected with the water side outlet of described water-cooled heat exchanger
Logical；
Natural cooling coil pipe blood circulation, described natural cooling coil pipe blood circulation includes natural cooling coil pipe, described the coldest
But coil pipe is arranged on front side of the return air of described vaporizer, the flow inlet of described natural cooling coil pipe and described water-cooled heat exchanger
Water side entrance be connected, the water export of described natural cooling coil pipe is connected with the flow inlet of described chiller；
Outdoor temperature detector, described outdoor temperature detector is in order to detect outdoor environment temperature；
Controller, described natural cooling coil pipe blood circulation is controlled by described controller according to described outdoor environment temperature.
2. the air-conditioning equipment for machine room as claimed in claim 1, it is characterised in that described natural cooling coil pipe cyclic system
System also includes natural cooling valve, wherein, when described outdoor environment temperature is more than the first preset temperature and presets less than or equal to second
During temperature, described controller starts to control natural cooling coil pipe blood circulation by controlling described natural cooling valve.
3. the air-conditioning equipment for machine room as claimed in claim 2, it is characterised in that also include the first temperature sensor and
Second temperature sensor, described first temperature sensor in order to detect the temperature of the aqueous solution entering described water-cooled heat exchanger,
Described second temperature sensor is in order to detect the return air temperature of described vaporizer, wherein, when described entrance described water-cooled heat exchange
When the temperature of the aqueous solution of device is more than preset value less than described return air temperature and temperature gap between the two, described controller leads to
Cross and control described natural cooling valve and carry out ratio unlatching so that described natural cooling coil pipe is circulated cooling, to share described machine
The cooling load demand in room.
4. the air-conditioning equipment for machine room as claimed in claim 3, it is characterised in that described natural cooling valve is arranged on institute
Stating at the water export of natural cooling coil pipe, described first temperature sensor is arranged on the water side entrance of described water-cooled heat exchanger
Place.
5. the air-conditioning equipment for machine room as claimed in claim 2, it is characterised in that when described outdoor environment temperature is more than
During the second preset temperature, described controller controls described natural cooling valve and is closed, and the cooling load of described machine room needs
Ask and provided by described compressor assembly completely.
6. the air-conditioning equipment for machine room as claimed in claim 2, it is characterised in that also include water pump component, described water
Pump assembly includes water pump and threeway proportional controller, and described water pump is arranged on the water export of described chiller and described water-cooled
So that the aqueous solution after described chiller cools down is pumped to described water-cooled heat exchange between the water side entrance of formula heat exchanger
Device, the first end of described threeway proportional controller is connected to the flow inlet of described chiller, described threeway proportional controller
The second end be connected to the water export of described chiller, the three-terminal link of described threeway proportional controller is to described water pump
Entrance, wherein, when described outdoor environment temperature less than or equal to described first preset temperature time, the cooling load of described machine room
Demand is provided by described natural cooling coil pipe blood circulation completely, and described controller is by controlling described threeway proportional controller
To meet the cooling load demand of described machine room.
7. the air-conditioning equipment for machine room as according to any one of claim 1-6, it is characterised in that described chiller
For dry cooling tower.
8. the air-conditioning equipment for machine room as claimed in claim 1, it is characterised in that also include hot gas bypass valve, described
Hot gas bypass valve is arranged between the air vent of described compressor and the refrigerant inlet of described vaporizer, and described hot gas bypass valve is used
Mix, to keep away with the liquid refrigerants of the low-temp low-pressure flowing into described vaporizer with the gaseous coolant of by-passing part high pressure-temperature
Exempt from described compressor assembly generation low pressure alarming.
9. the air-conditioning equipment for machine room as claimed in claim 6, it is characterised in that the water at described chiller flows out
Mouthful and the entrance of described water pump between be additionally provided with expansion tank to carry out moisturizing or to meet the variations in temperature of described aqueous solution and produced
Volumetric expansion.
10. the air-conditioning equipment for machine room as claimed in claim 1, it is characterised in that also include condensing pressure control valve,
Described condensing pressure control valve is connected to the air vent of described compressor and regulates entrance institute with the pressure at expulsion according to described compressor
State the aqueous solution flow of water-cooled heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620207680.9U CN205505260U (en) | 2016-03-16 | 2016-03-16 | A air conditioning equipment for computer lab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620207680.9U CN205505260U (en) | 2016-03-16 | 2016-03-16 | A air conditioning equipment for computer lab |
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| CN205505260U true CN205505260U (en) | 2016-08-24 |
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ID=56728853
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620207680.9U Expired - Fee Related CN205505260U (en) | 2016-03-16 | 2016-03-16 | A air conditioning equipment for computer lab |
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| CN106440137A (en) * | 2016-09-30 | 2017-02-22 | 郑州云海信息技术有限公司 | Energy saving air conditioner system and refrigeration method |
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| WO2022183857A1 (en) * | 2021-03-03 | 2022-09-09 | 河北秦淮数据有限公司 | Extended-range refrigeration system for data center, and data center |
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