CN105135737B - Combined air-conditioning system - Google Patents
Combined air-conditioning system Download PDFInfo
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- CN105135737B CN105135737B CN201510439728.9A CN201510439728A CN105135737B CN 105135737 B CN105135737 B CN 105135737B CN 201510439728 A CN201510439728 A CN 201510439728A CN 105135737 B CN105135737 B CN 105135737B
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Abstract
The invention provides a kind of combined air-conditioning system, including：Room air conditioning system and the computer-room air conditioning system being connected with room air conditioning system；Heat transferring medium in room air conditioning system can carry out heat exchange by the heat transferring medium of multi-channel heat exchanger and computer-room air conditioning system, mode of operation of the control device according to room air conditioning system, control by-passing valve, main valve body and auxiliary valve body are turned on and off, to change heat transferring medium circulation path within air-conditioning systems, and then on the basis of computer-room air conditioning system stable operation is ensured, so that room air conditioning system can be reclaimed fully, using the heat discharged in the computer-room air conditioning system course of work, avoid and utilize outdoor environment temperature in the prior art, cause frosting and the low situation of heating efficiency on outdoor heat exchanger, and then realize the energy-saving and emission-reduction of product.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of combined air-conditioning system.
Background technology
At present, in the related art, air conditioner in machine room device assembly (the first air-conditioning device assembly) is mainly used in computer room system
Cold cooling, wherein, compressor discharges substantial amounts of heat due to being compressed to refrigerant, and other air-conditioning device assemblies need into
When row heats work (such as heating mode or defrosting mode), it is impossible to these heat recovery and utilizations, cause the waste of energy,
In addition, when temperature is relatively low in the winter time, room air conditioner device assembly (the second air-conditioning device assembly) heats speed and heating efficiency
It is relatively low, and often occur the problems such as frosting, defrosting in heating operations.
Therefore, a kind of air-conditioner system that can be improved heating efficiency and prevent the problems such as frosting, defrosting how is designed
System turns into current problem demanding prompt solution.
The content of the invention
At least one in order to solve the above-mentioned technical problem, can effectively utilize computer room it is an object of the invention to provide one kind
The combined air-conditioning system of interior heat.
In view of this, the invention provides a kind of combined air-conditioning system, for carrying out temperature adjustment to room and computer room,
Including：Room air conditioning system and the computer-room air conditioning system being connected with the room air conditioning system；The room air conditioning system includes：
Room compressor, the room compressor has the first gas returning port and first row gas port；Four-way valve, the four-way valve respectively with institute
First exhaust is stated to be connected with first gas returning port；Outdoor heat exchanger, the Single port of the outdoor heat exchanger and the four-way valve
Connection；Indoor heat exchanger, the Single port of the indoor heat exchanger is connected with the four-way valve；Room throttling arrangement, the room
Throttling arrangement is located between the outdoor heat exchanger and the indoor heat exchanger；Multi-channel heat exchanger, the multi-channel heat exchanger
Including first passage and second channel, the Single port of the first passage is connected with the four-way valve, another port and the room
Between throttling arrangement connection；By-pass valve body, the by-pass valve body is located between the first passage and the room throttling arrangement；With
Device in one-way on state, the device in one-way on state is located between the outdoor heat exchanger and the room throttling arrangement, for preventing
Fluid stopping flows into the outdoor heat exchanger through the refrigerant of the first passage；The computer-room air conditioning system includes：Computer room compressor, institute
Stating computer room compressor has second exhaust port and the second gas returning port, and the second exhaust port is connected with the second channel；Auxiliary valve
Body, the auxiliary valve body is located between the computer room compressor and the second channel；Evaporator, the evaporator respectively with it is described
Second gas returning port is connected with the second channel；Computer room throttling arrangement, the computer room throttling arrangement be located at the second channel with
Between the evaporator；Condenser, the condenser is located between the computer room throttling arrangement and the exhaust outlet；Main valve body,
The main valve body is located between the exhaust outlet and the condenser；And control device, the control device respectively with the side
Port valve body, the main valve body and the auxiliary valve body connection, the control device are used for the work according to the room air conditioning system
Pattern, controls being turned on and off for the by-passing valve, the main valve body and the auxiliary valve body.
The combined air-conditioning system that the present invention is provided, control device is controlled according to the mode of operation of the room air conditioning system
The by-passing valve, the main valve body and the auxiliary valve body is made to be turned on and off changing heat transferring medium stream within air-conditioning systems
Path, so cause room air conditioning system can fully reclaim, using in the computer-room air conditioning system course of work discharge heat,
Avoid in the prior art using outdoor environment temperature, cause the situation of frosting on outdoor heat exchanger, that is, eliminate the defrost stage,
So as to save room air conditioning system because producing the power of defrost consumption, and then realize the energy-saving and emission-reduction of product.
Specifically, when room air conditioning system run refrigeration mode when (such as summer), control device control by-passing valve close, it is auxiliary
Valve body is closed, main valve body is opened, then the circulation path in room air conditioning system of heat transferring medium is：Room compressor-four-way
Valve-outdoor heat exchanger-device in one-way on state-room throttling arrangement-indoor heat exchanger-four-way valve-room compressor, then heat exchange is situated between
The circulation path in computer-room air conditioning system of matter is：Computer room compressor-main valve body-condenser-computer room throttling arrangement-evaporation
Device-computer room compressor；Because computer room and room are required for refrigeration, therefore control device controls computer-room air conditioning system and room in this programme
Between air-conditioning system separate refrigeration, the need for producing enough colds to meet room and computer room.
When room air conditioning system does not run (such as spring, autumn), control device controls auxiliary valve body closing, main valve body to open
Open, then the circulation path in computer-room air conditioning system of heat transferring medium is：Computer room compressor-main valve body-condenser-computer room throttles
Device-evaporator-computer room compressor；Because computer room needs refrigeration, therefore control device control air conditioner in machine room system is independent in this programme
Refrigeration, the need for producing enough colds to meet computer room.
When room air conditioning system runs heating mode (such as winter), control device control by-passing valve is opened, auxiliary valve body is opened
Open, main valve body is closed, then the circulation path in room air conditioning system of heat transferring medium is：Room compressor-four-way valve-interior
Heat exchanger-room throttling arrangement-by-pass valve body-first passage-four-way valve-room compressor, then heat transferring medium is empty in computer room
Circulation path in adjusting system is：Computer room compressor-auxiliary valve body-second channel-computer room throttling arrangement-evaporator-computer room compression
Machine；Because computer room needs refrigeration, room needs to heat, the heat of the utilization computer-room air conditioning system of room air conditioning system, so as to keep away
Exempt from the situation for frosting occur, thus make in this programme the high temperature heat transferring medium of slave room compressor outflow flow into second channel with
The heat transferring medium of low temperature carries out heat exchange in first passage, to improve the temperature of heat transferring medium, and makes the heat transferring medium after intensification
Room compressor is flowed into, so as on the premise of meeting and being heated with demand in room, heat in the computer room for reasonably utilizing is improved
Temperature in room, so as to save room air conditioning system because producing the power of defrost consumption, the energy-conservation that realizes product subtracts
Row, and then the energy consumption of combined air-conditioning system is greatly reduced.
In addition, the combined air-conditioning system in above-described embodiment of present invention offer can also have following supplementary technology special
Levy：
According to one embodiment of present invention, the device in one-way on state is check valve, the entrance of the check valve and institute
Outdoor heat exchanger connection is stated, outlet is connected with the room throttling arrangement.
In this embodiment, the setting of check valve, it is to avoid entering outdoor by the heat exchanging medium flow of room throttling arrangement changes
The situation of hot device occurs, it is ensured that the use of combined air-conditioning system, and check valve is in the case of the use for meeting product, knot
Structure is simple, cheap, so as to reduce the manufacturing cost of product, so as to improve the competitiveness of product in market.
According to one embodiment of present invention, the device in one-way on state is magnetic valve, the magnetic valve and the control
Device is connected；Wherein, the control device can control opening for the magnetic valve according to the mode of operation of the room air conditioning system
Open or close.
In this embodiment, magnetic valve and control device are used cooperatively, it is to avoid by the heat exchange of room throttling arrangement
The situation that medium flow field enters outdoor heat exchanger occurs, it is ensured that the use of combined air-conditioning system, and magnetic valve is meeting product
In the case of use, the break-make of pipeline is quickly and accurately realized, so as to further ensure the use reliability of product.
According to one embodiment of present invention, the control device includes：Selection device, the transmittable choosing of the selection device
Select signal；And controller, the controller respectively with the selection device, the by-pass valve body, the main valve body and described auxiliary
Valve body is connected, and the control device receives the selection signal, and controls the by-passing valve, the master according to the selection signal
Valve body and the auxiliary valve body are turned on and off.
In this embodiment, the selection signal automatic control combination formula air-conditioning system that controller sends according to selection device exists
Worked under corresponding mode of operation, so as to improve the intelligent of product, and then improve the usage comfort of product.
According to one embodiment of present invention, combined air-conditioning system also includes：Gas-liquid separator, the gas-liquid separator
It is arranged between the room compressor and the four-way valve.
In this embodiment, gas-liquid separator is provided between room compressor and four-way valve, so that the fluid in pipeline
In gas and liquid separate, so as to the liquid being effectively prevented from pipeline is entered into room compressor, cause room to compress
The situation of machine liquid hammer occurs.
According to one embodiment of present invention, combined air-conditioning system also includes：Oil eliminator, the oil eliminator is set
Between the room compressor and the four-way valve.
In this embodiment, oil eliminator sets the part of room compressor and the four-way valve, to room compressor so as to
The oil carried in the fluid of first row gas port discharge carries out recycling, so as to the situation for avoiding room compressor oil starvation goes out
It is existing.
According to one embodiment of present invention, the computer room throttling arrangement and the room throttling arrangement are electronic expansion
Valve or heating power expansion valve.
In this embodiment, expansion valve can be accurately controlled by the flow of its heat transferring medium as needed, so that
More it is accurately controlled the temperature in room and computer room, it is to avoid the temperature fluctuation in room and computer room is too big, influence product
Usage comfort, so as to increased the competitiveness of product in market.
According to one embodiment of present invention, the by-pass valve body, the auxiliary valve body and the main valve body are magnetic valve.
In this embodiment, the control accuracy of magnetic valve is high, and strong using flexibility, set by-pass valve body, auxiliary valve body and
Main valve body is magnetic valve, and the control circuit of combined air-conditioning system can be coordinated quickly and accurately to realize the break-make of pipeline, from
And further ensure the use reliability of product.
According to one embodiment of present invention, the indoor heat exchanger, the outdoor heat exchanger, the condenser and described
Evaporator is finned heat exchanger or parallel-flow heat exchanger；The multi-channel heat exchanger is shell and tube exchanger, bushing type is changed
Hot device or plate type heat exchanger.
In this embodiment, because the heat exchange area of finned heat exchanger is big, heat exchange efficiency is high, thus it is certain in heat exchange amount
Under the premise of, the volume of finned heat exchanger is smaller with respect to for other heat exchange, so as to correspondingly reduce the volume of product, reduces
The cost of product.
According to one embodiment of present invention, the first passage is copper pipe with the second channel.
In this embodiment, the good heat conductivity of copper, the first passage and second channel being made of copper can make first to lead to
The efficiency of the heat transfer between the heat transferring medium in heat transferring medium and second channel in road, reduces the waste of the energy, from
And the quality of product is effectively provided, increased the competitiveness of product in market.
Additional aspect of the invention and advantage will become obvious in following description section, or by practice of the invention
Recognize.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the structural representation of combined air-conditioning system of the present invention；
Fig. 2 is the structural representation of the working condition of combined air-conditioning system first shown in Fig. 1；
Fig. 3 is the structural representation of the working condition of combined air-conditioning system second shown in Fig. 1；
Fig. 4 is the structural representation of the working condition of combined air-conditioning system the 3rd shown in Fig. 1.
Wherein, the corresponding relation in Fig. 1 to Fig. 4 between reference and component names is：
100 room air conditioning systems, 11 room compressors, 12 four-way valves, 13 indoor heat exchangers, 14 outdoor heat exchangers, rooms 15
Between throttling arrangement, 16 multi-channel heat exchangers, 161 first passages, 162 second channels, 17 by-pass valve bodies, 18 device in one-way on state,
200 computer-room air conditioning systems, 21 computer room compressors, 22 auxiliary valve bodies, 23 evaporators, 24 computer room throttling arrangements, 25 condensers, 26 main valves
Body.
Arrow represents the flow direction of heat exchange throttling in figure.
Specific embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied to be further described in detail the present invention.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description in order to fully understand the present invention, but, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Combined air-conditioning system described according to some embodiments of the invention is described referring to Fig. 1 to Fig. 4.
As shown in Figures 1 to 4, the combined air-conditioning system that the present invention is provided, adjusts for entering trip temperature to room and computer room
Section, including：Room air conditioning system 100 and the computer-room air conditioning system 200 being connected with room air conditioning system 100；Wherein, room air conditioner
System 100 includes：It is room compressor 11, four-way valve 12, indoor heat exchanger 13, outdoor heat exchanger 14, room throttling arrangement 15, many
Channel heat exchanger 16, by-pass valve body 17 and device in one-way on state 18.
Specifically, room compressor 11 has the first gas returning port and first row gas port；Four-way valve 12 respectively with first exhaust
Connected with the first gas returning port；The Single port of outdoor heat exchanger 14 connects the Single port and four-way of indoor heat exchanger 13 with four-way valve 12
Valve 12 is connected；Room throttling arrangement 15 is located between outdoor heat exchanger 14 and indoor heat exchanger 13；Multi-channel heat exchanger 16 includes
First passage 161 and second channel 162, the Single port of first passage 161 are connected with four-way valve 12, and another port throttles with room
Device 15 is connected；By-pass valve body 17 is located between first passage 161 and room throttling arrangement 15；Device in one-way on state 18 is located at room
Between external heat exchanger 14 and room throttling arrangement 15, for preventing the refrigerant for flowing through first passage 161 from flowing into outdoor heat exchanger 14.
Computer-room air conditioning system 200 includes：It is computer room compressor 21, auxiliary valve body 22, evaporator 23, computer room throttling arrangement 24, cold
Condenser 25, main valve body 26 and control device (not shown).
Specifically, computer room compressor 21 has second exhaust port and the second gas returning port, second exhaust port and second channel 162
Connection；Auxiliary valve body 22 is located between computer room compressor 21 and second channel 162；Evaporator 23 respectively with the second gas returning port and second
Passage 162 is connected；Computer room throttling arrangement 24 is located between second channel 162 and evaporator 23；Condenser 25 is located at computer room throttling
Between device 24 and exhaust outlet；Main valve body 26 is located between exhaust outlet and condenser 25；Control device respectively with by-pass valve body 17,
Main valve body 26 and auxiliary valve body 22 are connected, and control device is used for according to the mode of operation of room air conditioning system 100, control by-passing valve,
Main valve body 26 and auxiliary valve body 22 are turned on and off.
The combined air-conditioning system that the present invention is provided, control device is controlled according to the mode of operation of room air conditioning system 100
By-passing valve, main valve body 26 and auxiliary valve body 22 are turned on and off changing heat transferring medium circulation path within air-conditioning systems, enter
And cause room air conditioning system 100 can fully reclaim, using in the course of work of computer-room air conditioning system 200 discharge heat, keep away
Exempt from the prior art using outdoor environment temperature, caused the situation of frosting on outdoor heat exchanger 14, that is, eliminated the defrost stage,
So as to save room air conditioning system 100 because producing the power of defrost consumption, and then realize the energy-saving and emission-reduction of product.
Specifically, shown in Fig. 2, when room air conditioning system 100 runs refrigeration mode (such as summer), control device control is other
Port valve is closed, auxiliary valve body 22 is closed, main valve body 26 is opened, then the circulation path in room air conditioning system 100 of heat transferring medium
For：Exchanged heat in room compressor 11- four-way valve 12- outdoor heat exchanger 14- device in one-way on state 18- rooms throttling arrangement 15- rooms
Device 13- four-way valve 12- rooms compressor 11, then the circulation path in computer-room air conditioning system 200 of heat transferring medium be：Computer room pressure
Contracting machine 21- main valve body 26- condenser 25- computer room throttling arrangement 24- evaporator 23- computer rooms compressor 21；Due to computer room and room
Refrigeration is required for, therefore control device controls computer-room air conditioning system 200 and the separate refrigeration of room air conditioning system 100 in this programme, with
Enough colds are produced come the need for meeting room and computer room.
Shown in Fig. 3, when room air conditioning system 100 does not run (such as spring, autumn), control device controls auxiliary valve body 22 to close
Close, main valve body 26 is opened, then the circulation path in computer-room air conditioning system 200 of heat transferring medium is：Computer room compressor 21- main valves
Body 26- condenser 25- computer room throttling arrangement 24- evaporator 23- computer rooms compressor 21；Because computer room needs to freeze, therefore this programme
Middle control device control air conditioner in machine room system separate refrigeration, the need for producing enough colds to meet computer room.
Shown in Fig. 4, when room air conditioning system 100 runs heating mode (such as winter), control device control by-passing valve is beaten
Open, auxiliary valve body 22 is opened, main valve body 26 is closed, then the circulation path in room air conditioning system 100 of heat transferring medium is：Room
Compressor 11- four-way valve 12- indoor heat exchanger 13- rooms throttling arrangement 15- by-pass valve body 17- first passage 161- four-way valves
12- rooms compressor 11, then the circulation path in computer-room air conditioning system 200 of heat transferring medium be：The auxiliary valves of computer room compressor 21-
Body 22- second channel 162- computer room throttling arrangement 24- evaporator 23- computer rooms compressor 21；Because computer room needs refrigeration, room is needed
Heat, the heat of the utilization computer-room air conditioning system 200 of room air conditioning system 100, so as to avoid the occurrence of the situation of frosting, therefore originally
Make the high temperature heat transferring medium that slave room compressor 21 flows out low with first passage 161 in inflow second channel 162 in scheme
The heat transferring medium of temperature carries out heat exchange, to improve the temperature of heat transferring medium, and the heat transferring medium after intensification is flowed into room compression
Machine 11, so as on the premise of meeting and being heated with demand in room, heat in the computer room for reasonably utilizing is improve in room
Temperature, so as to save room air conditioning system 100 because producing the power of defrost consumption, realizes the energy-saving and emission-reduction of product, and then
The energy consumption of combined air-conditioning system is greatly reduced.
In one embodiment of the invention, as shown in Figures 1 to 4, device in one-way on state 18 is check valve, check valve
Entrance is connected with outdoor heat exchanger 14, and outlet is connected with room throttling arrangement 15.
In this embodiment, the setting of check valve, it is to avoid outdoor is entered by the heat exchanging medium flow of room throttling arrangement 15
The situation of heat exchanger 14 occurs, it is ensured that the use of combined air-conditioning system, and check valve is meeting the situation about using of product
Under, simple structure is cheap, so as to reduce the manufacturing cost of product, so as to improve the competitiveness of product in market.
In another embodiment of the present invention, device in one-way on state is magnetic valve, and magnetic valve is connected with control device；Its
In, control device can control being turned on and off for magnetic valve according to the mode of operation of room air conditioning system 100.
In this embodiment, magnetic valve and control device are used cooperatively, it is to avoid changing by room throttling arrangement 15
The situation that thermal medium flows into outdoor heat exchanger 14 occurs, it is ensured that the use of combined air-conditioning system, and magnetic valve is meeting product
In the case of the use of product, the break-make of pipeline is quickly and accurately realized, so as to further ensure the use reliability of product.
In one embodiment of the invention, control device includes：Selection device and controller.
Specifically, the transmittable selection signal of selection device；Controller respectively with selection device, by-pass valve body 17, main valve body
26 and auxiliary valve body 22 connect, control device receives selection signal, and controls by-passing valve, main valve body 26 and auxiliary valve according to selection signal
Body 22 is turned on and off.
Specifically, shown in Fig. 2, user by selection device refrigeration mode, close, auxiliary valve body 22 by controller control by-passing valve
Close, main valve body 26 is opened, then the circulation path in room air conditioning system 100 of heat transferring medium is：Room compressor 11- tetra-
Port valve 12- outdoor heat exchangers 14- device in one-way on state-room throttling arrangement 15- indoor heat exchanger 13- four-way valve 12- rooms pressure
Contracting machine 11, then the circulation path in computer-room air conditioning system 200 of heat transferring medium be：Computer room compressor 21- main valve bodies 26- is condensed
Device 25- computer room throttling arrangement 24- evaporator 23- computer rooms compressor 21；Because computer room and room are required for refrigeration, therefore in this programme
Controller controls computer-room air conditioning system 200 and the separate refrigeration of room air conditioning system 100, and room is met to produce enough colds
The need for computer room.
Shown in Fig. 3, user controls room air conditioning system 100 not work by selection device, and controller controls auxiliary valve body 22
Close, main valve body 26 is opened, then the circulation path in computer-room air conditioning system 200 of heat transferring medium is：Computer room compressor 21- master
Valve body 26- condenser 25- computer room throttling arrangement 24- evaporator 23- computer rooms compressor 21；Because computer room needs refrigeration, thus it is our
Controller control air conditioner in machine room system separate refrigeration in case, the need for producing enough colds to meet computer room.
Shown in Fig. 4, user by selection device heating mode, opened, auxiliary valve body 22 is opened, main by controller control by-passing valve
Valve body 26 is closed, then the circulation path in room air conditioning system 100 of heat transferring medium is：Room compressor 11- four-way valves 12-
Indoor heat exchanger 13- rooms throttling arrangement 15- by-pass valve body 17- first passage 161- four-way valve 12- rooms compressor 11, then change
The circulation path in computer-room air conditioning system 200 of thermal medium is：The auxiliary valve body 22- second channels 162- machines of computer room compressor 21-
Room throttling arrangement 24- evaporator 23- computer rooms compressor 21；Because computer room needs refrigeration, room needs refrigeration, room air conditioning system
The heat of 100 utilization computer-room air conditioning system 200, so as to avoid the occurrence of the situation of frosting, therefore makes slave atrial pressure contract in this programme
The high temperature heat transferring medium of the outflow of machine 21 carries out heat in inflow second channel 162 with the heat transferring medium of low temperature in first passage 161
Exchange, to improve the temperature of heat transferring medium, and the heat transferring medium after intensification is flowed into room compressor 11, so as to meet room
On the premise of inside heating with demand, heat in the computer room for reasonably utilizing improves the temperature in room, so as to save room
Air-conditioning system 100 realizes the energy-saving and emission-reduction of product, and then combined type is greatly reduced because of the power for producing defrost to consume
The energy consumption of air-conditioning system.
In one embodiment of the invention, combined air-conditioning system also includes：Gas-liquid separator, gas-liquid separator is set
Between room compressor 11 and four-way valve 12.
In this embodiment, gas-liquid separator is provided between room compressor 11 and four-way valve 12, so that in pipeline
Gas and liquid in fluid are separated, and so as to the liquid being effectively prevented from pipeline is entered into computer room compressor 21, cause machine
The situation of the liquid hammer of room compressor 21 occurs.
In one embodiment of the invention, combined air-conditioning system also includes：Oil eliminator, oil eliminator sets room
Between compressor 11 and four-way valve 12.
In this embodiment, oil eliminator sets the part of room compressor 11 and four-way valve 12, to room compressor 11 from
And the oil carried in the fluid of first row gas port discharge carries out recycling, so as to avoid the feelings of the oil starvation of room compressor 11
Condition occurs.
In one embodiment of the invention, computer room throttling arrangement 24 and room throttling arrangement 15 be electric expansion valve or
Heating power expansion valve.
In this embodiment, expansion valve can be accurately controlled by the flow of its heat transferring medium as needed, so that
More it is accurately controlled the temperature in room and computer room, it is to avoid the temperature fluctuation in room and computer room is too big, influence product
Usage comfort, so as to increased the competitiveness of product in market.
In one embodiment of the invention, by-pass valve body 17, auxiliary valve body 22 and main valve body 26 are magnetic valve.
In this embodiment, the control accuracy of magnetic valve is high, and strong using flexibility, sets by-pass valve body 17, auxiliary valve body
22 and main valve body 26 be magnetic valve, the control circuit of combined air-conditioning system can be coordinated quickly and accurately to realize pipeline
Break-make, so as to further ensure the use reliability of product.
In one embodiment of the invention, indoor heat exchanger 13, outdoor heat exchanger 14, condenser 25 and evaporator 23 are equal
It is finned heat exchanger or parallel-flow heat exchanger.
In this embodiment, because the heat exchange area of finned heat exchanger is big, heat exchange efficiency is high, thus it is certain in heat exchange amount
Under the premise of, the volume of finned heat exchanger is smaller with respect to for other heat exchange, so as to correspondingly reduce the volume of product, reduces
The cost of product.
Certainly, the type selecting of multi-channel heat exchanger can have kinds of schemes, such as shell and tube exchanger, double pipe heat exchanger or plate
Formula heat exchanger etc., is not enumerated herein, but all should be within the scope of the present invention.
In one embodiment of the invention, controller first passage 161 is copper pipe with controller second channel 162.
In this embodiment, the good heat conductivity of copper, the first passage 161 and second channel 162 being made of copper, can make
The efficiency of the heat transfer between the heat transferring medium in heat transferring medium and second channel 162 in first passage 161, reduces energy
The waste in source, so as to effectively provide the quality of product, increased the competitiveness of product in market.
In sum, the combined air-conditioning system that the present invention is provided, work of the control device according to the room air conditioning system
Operation mode, controls the by-passing valve, the main valve body 26 and the auxiliary valve body to be turned on and off changing heat transferring medium in sky
Circulation path in adjusting system, so cause room air conditioning system can fully reclaim, using the computer-room air conditioning system course of work
The heat of middle discharge, it is to avoid utilize outdoor environment temperature in the prior art, cause the situation of frosting on outdoor heat exchanger, that is, take
Disappear the defrost stage, so as to save room air conditioning system because producing the power of defrost consumption, and then realized the energy-conservation of product
Emission reduction.
In the present invention, term " first ", " second " are only used for the purpose for describing, and it is not intended that indicating or implying phase
To importance.The term such as term " installation ", " connected ", " connection ", " fixation " all should be interpreted broadly, for example, " connection " can be with
It is to be fixedly connected, or be detachably connected, or is integrally connected；" connected " can be joined directly together, it is also possible in
Between medium be indirectly connected to.For the ordinary skill in the art, can as the case may be understand above-mentioned term at this
Concrete meaning in invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that the specific features, structure, material or the feature that are described with reference to the embodiment or example are contained in of the invention at least one real
In applying example or example.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or reality
Example.And, the specific features of description, structure, material or feature can in one or more any embodiments or example with
Suitable mode is combined.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of combined air-conditioning system, for carrying out temperature adjustment to room and computer room, it is characterised in that including：Room is empty
Adjusting system and the computer-room air conditioning system being connected with the room air conditioning system；
The room air conditioning system includes：
Room compressor, the room compressor has the first gas returning port and first row gas port；
Four-way valve, the four-way valve is connected with the first exhaust and first gas returning port respectively；
Outdoor heat exchanger, the Single port of the outdoor heat exchanger is connected with the four-way valve；
Indoor heat exchanger, the Single port of the indoor heat exchanger is connected with the four-way valve；
Room throttling arrangement, the room throttling arrangement is located between the outdoor heat exchanger and the indoor heat exchanger；
Multi-channel heat exchanger, the multi-channel heat exchanger includes first passage and second channel, the Single port of the first passage
Connected with the four-way valve, another port connects with the room throttling arrangement；
By-pass valve body, the by-pass valve body is located between the first passage and the room throttling arrangement；With
Device in one-way on state, the device in one-way on state is located between the outdoor heat exchanger and the room throttling arrangement, is used
The outdoor heat exchanger is flowed into the refrigerant for flowing through the first passage is prevented；
The computer-room air conditioning system includes：
Computer room compressor, the computer room compressor has second exhaust port and the second gas returning port, the second exhaust port with it is described
Second channel is connected；
Auxiliary valve body, the auxiliary valve body is located between the computer room compressor and the second channel；
Evaporator, the evaporator is connected with second gas returning port and the second channel respectively；
Computer room throttling arrangement, the computer room throttling arrangement is located between the second channel and the evaporator；
Condenser, the condenser is located between the computer room throttling arrangement and the exhaust outlet；
Main valve body, the main valve body is located between the exhaust outlet and the condenser；With
Control device, the control device is connected with the by-pass valve body, the main valve body and the auxiliary valve body respectively, the control
Device processed is used for the mode of operation according to the room air conditioning system, controls the by-passing valve, the main valve body and the auxiliary valve
Body is turned on and off.
2. combined air-conditioning system according to claim 1, it is characterised in that
The device in one-way on state is check valve, and the entrance of the check valve connect with the outdoor heat exchanger, export with it is described
Room throttling arrangement connection.
3. combined air-conditioning system according to claim 1, it is characterised in that
The device in one-way on state is magnetic valve, and the magnetic valve is connected with the control device；
Wherein, the control device according to the mode of operation of the room air conditioning system, can control the magnetic valve unlatching or
Close.
4. combined air-conditioning system according to claim 1, it is characterised in that
The control device includes：
Selection device, the selection device can be transmitted selection signal；With
Controller, the controller connects with the selection device, the by-pass valve body, the main valve body and the auxiliary valve body respectively
Connect, the control device receives the selection signal, and according to the selection signal control the by-passing valve, the main valve body and
The auxiliary valve body is turned on and off.
5. the combined air-conditioning system according to any one of Claims 1-4, it is characterised in that also include：
Gas-liquid separator, the gas-liquid separator is arranged between the room compressor and the four-way valve.
6. combined air-conditioning system according to claim 5, it is characterised in that also include：
Oil eliminator, the oil eliminator is arranged between the room compressor and the four-way valve.
7. combined air-conditioning system according to claim 6, it is characterised in that
The computer room throttling arrangement and the room throttling arrangement are electric expansion valve or heating power expansion valve.
8. combined air-conditioning system according to claim 7, it is characterised in that
The by-pass valve body, the auxiliary valve body and the main valve body are magnetic valve；
The multi-channel heat exchanger is shell and tube exchanger, double pipe heat exchanger or plate type heat exchanger.
9. combined air-conditioning system according to claim 8, it is characterised in that
The indoor heat exchanger, the outdoor heat exchanger, the condenser and the evaporator are finned heat exchanger or flat
Row stream heat exchanger.
10. combined air-conditioning system according to claim 9, it is characterised in that
The first passage is copper pipe with the second channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510439728.9A CN105135737B (en) | 2015-07-23 | 2015-07-23 | Combined air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510439728.9A CN105135737B (en) | 2015-07-23 | 2015-07-23 | Combined air-conditioning system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105135737A CN105135737A (en) | 2015-12-09 |
| CN105135737B true CN105135737B (en) | 2017-05-31 |
Family
ID=54721187
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510439728.9A Active CN105135737B (en) | 2015-07-23 | 2015-07-23 | Combined air-conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105135737B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524556A (en) * | 2016-10-24 | 2017-03-22 | 广东美的暖通设备有限公司 | Air conditioner system and control method thereof |
| CN109357427B (en) * | 2018-09-27 | 2020-11-03 | 克莱门特捷联制冷设备(上海)有限公司 | Combined air conditioning system for machine room and hot water system and control method thereof |
| CN109357426B (en) * | 2018-09-27 | 2020-11-03 | 克莱门特捷联制冷设备(上海)有限公司 | Combined air conditioning system for machine room and control method thereof |
| CN109340960B (en) * | 2018-09-27 | 2020-11-03 | 克莱门特捷联制冷设备(上海)有限公司 | Combined air conditioning system of machine room and control method thereof |
| CN109341138B (en) * | 2018-09-27 | 2020-11-03 | 克莱门特捷联制冷设备(上海)有限公司 | Combined air conditioning system of machine room and hot water system and control method thereof |
| CN109654683A (en) * | 2018-12-03 | 2019-04-19 | 深圳市艾特网能技术有限公司 | Air conditioner in machine room heat recovery system and its control method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3200605A (en) * | 1964-07-06 | 1965-08-17 | Gen Electric | Refrigeration system including charge checking means |
| DE2553831A1 (en) * | 1974-12-13 | 1976-06-16 | Stal Refrigeration Ab | SYSTEM FOR COOLING OR HEATING PURPOSES |
| JPH0327249Y2 (en) * | 1984-10-26 | 1991-06-12 | ||
| KR100576091B1 (en) * | 2003-07-31 | 2006-05-03 | 주식회사 특허뱅크 | Refrigerant cycle system of air-conditioner with outlet bypass structure of compressor |
| KR100579564B1 (en) * | 2004-04-12 | 2006-05-15 | 엘지전자 주식회사 | LEV control method of cooling cycle apparatus |
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2015
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| CN105135737A (en) | 2015-12-09 |
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