CN206593241U - Communication machine room water chilling unit system - Google Patents
Communication machine room water chilling unit system Download PDFInfo
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- CN206593241U CN206593241U CN201720259947.3U CN201720259947U CN206593241U CN 206593241 U CN206593241 U CN 206593241U CN 201720259947 U CN201720259947 U CN 201720259947U CN 206593241 U CN206593241 U CN 206593241U
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Abstract
A kind of communication machine room water chilling unit system, including central controller, compressor, condenser, evaporator, chilled water water circulating pump, natural heat-exchange device, cooling water inlet pipe road, cooling water circulation water pump, magnetic valve A, B, C and cooling water outlet pipe road, magnetic valve A, B import is communicated with cooling water circulation exit of pump, magnetic valve A outlet is communicated with natural heat-exchange device water inlet, magnetic valve B outlet is communicated with natural heat-exchange device delivery port and condenser water inlet, cooling water outlet pipe road is communicated with leaving condenser water mouthful, magnetic valve C imports and condenser water inlet, magnetic valve B outlet and heat exchanger delivery port are communicated, magnetic valve C is exported to be communicated with leaving condenser water mouthful, the outlet of chilled water water circulating pump is communicated with natural heat-exchange device cooling water inlet, the cooling water outlet of natural heat-exchange device is communicated with the chilled water import of evaporator.The utility model can automatically select appropriate working modes according to external environment condition and unit demand, greatly save electric energy, reach energy-conserving and environment-protective purpose.
Description
Technical field
The utility model is related to the cooling system of communication machine room, is especially a kind of communication machine room water chilling unit system.
Background technology
Energy-conservation and environmental protection are the keys for realizing sustainable development.Field of air conditioning uses energy rich and influential family as one, and its energy consumption has accounted for logical
40% or so of computer room total energy consumption is interrogated, therefore energy-saving significance is very huge.And from sustained development theory, how is air-conditioning system
Adapt to energy-efficient operation at low load and equipment save matching in system design just turn into the pass of air conditioner energy saving
Key, this is of great significance for saving the energy, reducing operating cost, tool of promoting national economic development.However, existing logical
The refrigeration mode for interrogating computer room water chilling unit system is relatively simple, and it is very serious that it wastes electric energy in actual application.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of communication machine room water chilling unit system of energy-saving and environmental protection.
Technical solution of the present utility model is to provide a kind of communication machine room cooling-water machine system with following structure
System, including central controller, compressor, condenser, device for drying and filtering, heating power expansion valve, evaporator, chilled water water circulating pump,
Natural heat-exchange device, cooling water inlet pipe road, cooling water circulation water pump, electromagnetic switch valve A, electromagnetic switch valve B, electromagnetic switch valve C
And cooling water outlet pipe road, cooling water circulation water pump is on cooling water inlet pipe road, electromagnetic switch valve A and electromagnetic switch valve
B import is communicated with the outlet of cooling water circulation water pump simultaneously, and electromagnetic switch valve A outlet and the heat exchanger of natural heat-exchange device enter
The mouth of a river is communicated, and electromagnetic switch valve B outlet intakes with the heat exchanger delivery port of natural heat-exchange device and the condenser of condenser simultaneously
Mouth is communicated, and cooling water outlet pipe road is communicated with the leaving condenser water mouthful of condenser, and electromagnetic switch valve C import is while and condenser
Water inlet, electromagnetic switch valve B outlet and heat exchanger delivery port are communicated, electromagnetic switch valve C outlet and leaving condenser water mouthful phase
Logical, electromagnetic switch valve A, electromagnetic switch valve B, electromagnetic switch valve C and cooling water circulation water pump are electrically connected with central controller, institute
The outlet for stating chilled water water circulating pump is communicated with the cooling water inlet of natural heat-exchange device, the cooling water outlet and evaporator of natural heat-exchange device
Chilled water import communicate, the chilled water outlet of evaporator is used to be connected with the water inlet of communication machine room equipment.
Communication machine room water chilling unit system described in the utility model, wherein, in addition to condensation pressure regulation valve, it is described cold
Solidifying pressure-regulating valve is on cooling water outlet pipe road, and the import of condensation pressure regulation valve is communicated with leaving condenser water mouthful, is condensed
The outlet of pressure-regulating valve is communicated with the outlet of the electromagnetic switch valve C, and condensation pressure regulation valve is electrically connected with central controller.
Communication machine room water chilling unit system described in the utility model, wherein, compressor uses screw compressor, screw rod pressure
Contracting machine or centrifugal compressor.
Communication machine room water chilling unit system described in the utility model, wherein, evaporator and condenser use soldering formula plate
Formula heat exchanger or shell and tube exchanger.
Communication machine room water chilling unit system described in the utility model, wherein, natural heat-exchange device is exchanged heat using brazing-sheet type
Device or shell and tube exchanger.
After above structure, compared with prior art, the utility model communication machine room water chilling unit system has following
Advantage：There was only a kind of refrigeration mode with communication machine room water chilling unit system of the prior art, cause waste of energy seriously different,
The utility model adds natural heat-exchange device in systems, and in electromagnetic switch valve A, electromagnetic switch valve B and electromagnetic switch valve C
Mutual cooperation effect it is lower form three kinds of refrigeration modes, respectively purely mechanic cooling operation mode, pure natural cooling source pattern and mixed
Close refrigeration mode.When real work is run, central controller can be automatically selected suitably according to external environment condition and unit demand
Mode of operation, so as to greatly save electric energy, reaches the purpose of energy-saving and environmental protection.
The effect of condensation pressure regulation valve is：In the utility model water chilling unit system, condensing pressure is maintained
In normal range (NR).If condensing pressure is too high, the damage of refrigeration plant and the increase of power consumption can be caused；If condensing pressure is too low,
The work of the liquefaction process and expansion valve of refrigerant can be then influenceed, makes refrigeration system cisco unity malfunction, the big of refrigerating capacity is caused
Amplitude declines.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model communication machine room water chilling unit system.
Embodiment
Further detailed is made to the utility model communication machine room water chilling unit system with reference to the accompanying drawings and detailed description
Describe in detail bright：
As shown in figure 1, in this embodiment, the utility model communication machine room water chilling unit system includes center and controlled
Device 10 processed, compressor 11, condenser 12, device for drying and filtering 13, heating power expansion valve 14, evaporator 15, chilled water water circulating pump 16,
Natural heat-exchange device 17, cooling water inlet pipe road 4, cooling water circulation water pump 3, electromagnetic switch valve A, electromagnetic switch valve B, electromagnetic switch
Valve C and cooling water outlet pipe road 5, cooling water circulation water pump 3 is on cooling water inlet pipe road 4, electromagnetic switch valve A and electromagnetism
Switch valve B import is communicated with the outlet of cooling water circulation water pump 3 simultaneously, electromagnetic switch valve A outlet and natural heat-exchange device 17
Heat exchanger water inlet 171 communicate, electromagnetic switch valve B outlet simultaneously with the heat exchanger delivery port 172 of natural heat-exchange device 17 and
The condenser water inlet 121 of condenser 12 is communicated, and cooling water outlet pipe road 5 is communicated with the leaving condenser water mouthful 122 of condenser 12,
Electromagnetic switch valve C import simultaneously with condenser water inlet 121, electromagnetic switch valve B outlet and the phase of heat exchanger delivery port 172
Logical, electromagnetic switch valve C outlet is communicated with leaving condenser water mouthful 122, electromagnetic switch valve A, electromagnetic switch valve B, electromagnetic switch valve C
Electrically connected with cooling water circulation water pump 3 with central controller 10.The import of chilled water water circulating pump 16 and communication machine room equipment
The delivery port of (not shown) is communicated, the outlet of chilled water water circulating pump 16 and the phase of cooling water inlet 173 of natural heat-exchange device 17
Logical, the cooling water outlet 174 of natural heat-exchange device 17 is communicated with the chilled water import 152 of evaporator 15, and the chilled water of evaporator 15 goes out
Mouth 151 is used to be connected with the water inlet of communication machine room equipment to communicate.Above-mentioned natural heat-exchange device 17 using brazing plate type heat exchanger or
Shell and tube exchanger, can make heat exchange efficiency higher using any one in both heat exchangers, more energy-conservation and environmental protection.It is described
Compressor 11 use screw compressor, this cause refrigeration more preferably, reach energy-conservation and environmental protection purpose, naturally it is also possible to adopt
With helical-lobe compressor or centrifugal compressor, the output end of compressor 11 is connected phase with the refrigerant vapour import 123 of condenser 12
Logical, the coolant liquid outlet 124 of condenser 12 is connected with device for drying and filtering 13 to be communicated, the other end and the heat of device for drying and filtering 13
The connection of power expansion valve 14 is communicated, and the other end of heating power expansion valve 14 is connected with the coolant liquid import 153 of evaporator 15 and communicated,
The refrigerant vapour outlet 154 of evaporator 15 is connected with the input of compressor 11 to be communicated, compressor 11 and chilled water recirculated water
Pump 16 is electrically connected with central controller 10.Above-mentioned evaporator 15 and condenser 12 use soldering formula heat-exchangers of the plate type or package
Formula heat exchanger, can make heat exchange efficiency higher using any one in both heat exchangers, more energy-conservation and environmental protection.
The utility model communication machine room water chilling unit system also includes condensation pressure regulation valve 6, and condensation pressure regulation valve 6 is filled
On cooling water outlet pipe road 5, the import of condensation pressure regulation valve 6 is communicated with leaving condenser water mouthful 122, condensation pressure regulation valve
6 outlet is communicated with the outlet of the electromagnetic switch valve C, and condensation pressure regulation valve 6 is electrically connected with central controller 10.Condensation pressure
Force regulating valve 6 can adjust the flow of cooling water according to the change of condensing pressure, and it is by directly sensing refrigerant circulation
Pressure change and control valve open degree are to allow enough cooling waters to flow through, and this will save substantial amounts of cooling water, briefly,
It is exactly to be cooled down on request.When condensing pressure rise (i.e. condensing pressure is raised) of compressor, valve can be held greatly automatically, be made
More cooling water enters condenser, accelerates the speed of refrigerant condensation；Conversely, when condensing pressure declines, valve can be automatic
Turn down, reduce the cooling water inflow into condenser, so that, condensing pressure is maintained in certain scope.
Three kinds of operational modes in the utility model are illustrated individually below：
1st, purely mechanic cooling operation mode, i.e., when the utility model water chilling unit system provides whole loads, electromagnetism is opened
Close valve A and electromagnetic switch valve C to close, electromagnetic switch valve B is connected, the cooling water in left side directly passes in and out condenser 12, Fig. 1 tops
Chilled water flow passes in and out evaporator 15 after natural heat-exchange device 17.
2nd, pure natural cooling source pattern, i.e., when the utility model water chilling unit system does not work, electromagnetic switch valve A and electromagnetism are opened
Close valve C to connect, electromagnetic switch valve B is closed, the cooling water in left side directly passes in and out natural heat-exchange device 17, the chilled water flow on Fig. 1 tops
Evaporator 15 is passed in and out after natural heat-exchange device 17.
3rd, hybrid refrigeration pattern, electromagnetic switch valve A is connected, and electromagnetic switch valve B, electromagnetic switch valve C are closed, the cooling in left side
Water enters back into condenser 12 after entering natural heat-exchange device 17, and the chilled water flow on Fig. 1 tops passes in and out evaporation after natural heat-exchange device 17
Device 15.
Phase interworking of the utility model water chilling unit system in electromagnetic switch valve A, electromagnetic switch valve B and electromagnetic switch valve C
Above-mentioned three kinds of refrigeration modes are formed under conjunction, in the utility model practical work process, central controller 10 can be according to external rings
Border and unit demand automatically select suitable mode of operation, so as to greatly save electric energy, reach the purpose of energy-saving and environmental protection.
So that single module refrigerating capacity is 200KW handpiece Water Chilling Units as an example, the utility model is compared with generic centrifuge group, specifically
It see the table below：
In this embodiment, described cooling water circulation water pump 3, electromagnetic switch valve A, electromagnetic switch valve B, electromagnetism
Switch valve C, condensation pressure regulation valve 6 and natural heat-exchange device 17 are commercially available prod, therefore its concrete structure is not repeated herein.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New scope is defined, on the premise of the utility model design spirit is not departed from, and those of ordinary skill in the art are to this
Various modifications and improvement that the technical scheme of utility model is made, all should fall into protection domain of the present utility model.
Claims (5)
1. a kind of communication machine room water chilling unit system, including central controller (10), compressor (11), condenser (12), drying
Filter (13), heating power expansion valve (14), evaporator (15) and chilled water water circulating pump (16), it is characterised in that：Also include
Natural heat-exchange device (17), cooling water inlet pipe road (4), cooling water circulation water pump (3), electromagnetic switch valve A, electromagnetic switch valve B, electricity
Magnetic switch valve C and cooling water outlet pipe road (5), the cooling water circulation water pump (3) are mounted on cooling water inlet pipe road (4),
The import of the electromagnetic switch valve A and electromagnetic switch valve B are communicated with the outlet of cooling water circulation water pump (3) simultaneously, the electromagnetism
Switch valve A outlet is communicated with the heat exchanger water inlet (171) of natural heat-exchange device (17), and the outlet of the electromagnetic switch valve B is same
When communicated with the heat exchanger delivery port (172) of natural heat-exchange device (17) and the condenser water inlet (121) of condenser (12), it is described
Cooling water outlet pipe road (5) is communicated with the leaving condenser water mouthful (122) of condenser (12), and the import of the electromagnetic switch valve C is same
When communicated with condenser water inlet (121), electromagnetic switch valve B outlet and heat exchanger delivery port (172), the electromagnetic switch valve
C outlet is communicated with leaving condenser water mouthful (122), the electromagnetic switch valve A, electromagnetic switch valve B, electromagnetic switch valve C and cooling
Water circulation water pump (3) is electrically connected with central controller (10), the outlet of the chilled water water circulating pump (16) and natural heat-exchange
The cooling water inlet (173) of device (17) is communicated, and the chilled water of the cooling water outlet (174) and evaporator (15) of natural heat-exchange device (17) enters
Mouth (152) is communicated, and the chilled water outlet (151) of evaporator (15) is used to be connected with the water inlet of communication machine room equipment.
2. communication machine room water chilling unit system according to claim 1, it is characterised in that：Also include condensation pressure regulation valve
(6), the condensation pressure regulation valve (6) is on cooling water outlet pipe road (5), the import of condensation pressure regulation valve (6) with it is cold
Condenser delivery port (122) is communicated, and the outlet of condensation pressure regulation valve (6) is communicated with the outlet of the electromagnetic switch valve C, described cold
Solidifying pressure-regulating valve (6) is electrically connected with central controller (10).
3. communication machine room water chilling unit system according to claim 1 or 2, it is characterised in that：The compressor (11) is adopted
With screw compressor, helical-lobe compressor or centrifugal compressor.
4. communication machine room water chilling unit system according to claim 3, it is characterised in that：The evaporator (15) and condensation
Device (12) uses soldering formula heat-exchangers of the plate type or shell and tube exchanger.
5. communication machine room water chilling unit system according to claim 4, it is characterised in that：The natural heat-exchange device (17) is adopted
With brazing plate type heat exchanger or shell and tube exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259947.3U CN206593241U (en) | 2017-03-17 | 2017-03-17 | Communication machine room water chilling unit system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259947.3U CN206593241U (en) | 2017-03-17 | 2017-03-17 | Communication machine room water chilling unit system |
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| Publication Number | Publication Date |
|---|---|
| CN206593241U true CN206593241U (en) | 2017-10-27 |
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ID=60124369
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720259947.3U Active CN206593241U (en) | 2017-03-17 | 2017-03-17 | Communication machine room water chilling unit system |
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| CN (1) | CN206593241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839219A (en) * | 2017-03-17 | 2017-06-13 | 山东联信能源科技有限公司 | Communication machine room water chilling unit system |
-
2017
- 2017-03-17 CN CN201720259947.3U patent/CN206593241U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839219A (en) * | 2017-03-17 | 2017-06-13 | 山东联信能源科技有限公司 | Communication machine room water chilling unit system |
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