CN207487165U - Superposition type air-cooled condensing group - Google Patents
Superposition type air-cooled condensing group Download PDFInfo
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- CN207487165U CN207487165U CN201721387929.XU CN201721387929U CN207487165U CN 207487165 U CN207487165 U CN 207487165U CN 201721387929 U CN201721387929 U CN 201721387929U CN 207487165 U CN207487165 U CN 207487165U
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Abstract
The utility model belongs to energy and power engireering field, it is related to superposition type air-cooled condensing group, including compressor, gs-oil separator, air-cooled condenser, device for storing liquid, evaporator and the gas-liquid separator being sequentially connected, device for storing liquid includes having the first working medium of different boiling and the separation liquid storage device of the second working medium and the evaporative condenser for second working medium that liquefies for detaching；The boiling point of first working medium is higher than the second working medium, the liquid-phase outlet of separation liquid storage device is connected by first throttle valve with the first entrance of evaporative condenser, the gaseous phase outlet of separation liquid storage device is connected with the second entrance of evaporative condenser, the muffler of the first outlet connect compressor of evaporative condenser, the second outlet of evaporative condenser is connected by second throttle with the entrance of evaporator, and the outlet of evaporator passes through the muffler of gas-liquid separator connect compressor.The utility model has the advantages that energy-efficient.
Description
Technical field
The utility model belongs to energy and power engireering technical field, and in particular to a kind of condensation unit, it is especially a kind of
Superposition type air-cooled condensing group.
Background technology
The draw heat from the space less than environment temperature or object, and the process for being transferred to surrounding medium is known as making
It is cold.Refrigeration Technique is generated and is grown up for being less than the needs of ambient temperature conditions to adapt to people.By new at present
The range of environment temperature to 120K usually is known as freezing by the classification of textbook, i.e., general cold；Below 120K is arrived into absolute zero
Range is referred to as low temperature, i.e. deep cooling.Realize that machine and equipment necessary to refrigeration is known as refrigeration machine.With application steaming the most universal
For vapour compression refrigerating machine, refrigeration machine includes：This four basic part of compressor, condenser, throttle valve, evaporator.It is making
In cold, in addition to compressor, pump, wind turbine, remaining is heat exchanger and various ancillary equipments, is referred to as refrigeration equipment, and will refrigeration
Machine is known as refrigerating plant with the device that the equipment of consumption cold combines.Refrigeration Technique is given birth in each department of national economy and the people
Using very wide in work.
Chinese refrigeration industry just grows up in late 1950s, experience is imitated, voluntarily manufacture, to joint conjunction
Stages, the present China such as work have developed into the big producer of refrigeration air-conditioner product, but be not also the power of refrigeration air-conditioner product,
Because from research and development of products, refrigeration compressor, system control, intelligence, networking, especially brand recognition to marketing mode,
There is certain gap with foreign well-known manufacturer.
Either international at present or China production steam compression type refrigeration condensation unit is according to inverse Kano
Cycle or Lorentz circulation work, the defects of generally existing Energy Efficiency Ratio is relatively low.
Utility model content
The purpose of this utility model be in view of the deficiencies of the prior art, provide it is a kind of it is energy-efficient, Energy Efficiency Ratio is high, structure is simple
The superposition type air-cooled condensing group change, having a wide range of application.
The technical solution that the utility model solves the problems, such as is：A kind of superposition type air-cooled condensing group is provided, including sequentially phase
Compressor, gs-oil separator, air-cooled condenser, device for storing liquid, evaporator and gas-liquid separator even, device for storing liquid include being used for
High boiling component and low boiling component of the separation with different boiling and the separation liquid storage device stored to high boiling component, with
And the evaporative condenser for liquefying and storing low boiling component；High boiling component is R124 (R124：One chloro-tetrafluoroethane),
Low boiling component is R32 (R32：Difluoromethane)；It detaches liquid storage device and is equipped with gaseous phase outlet and liquid-phase outlet, evaporative condenser is set
There are first entrance, second entrance, first outlet and second outlet, the liquid-phase outlet for detaching liquid storage device passes through first throttle valve and steaming
The first entrance of hairdo condenser is connected, and the gaseous phase outlet for detaching liquid storage device is connected with the second entrance of evaporative condenser, steams
The first outlet of hairdo condenser is connected to the muffler of compressor, and the second outlet of evaporative condenser passes through second throttle
It is connected with the entrance of evaporator, the entrance of the outlet connection gas-liquid separator of evaporator, the outlet of gas-liquid separator is connected to pressure
The muffler of contracting machine.
Further, it detaches and is additionally provided with temperature control between the liquid-phase outlet of liquid storage device and the first entrance of evaporative condenser
Device and filter, first throttle valve include the first solenoid valve and the first heating power expansion valve that are connected with each other, detach the liquid of liquid storage device
Mutually outlet, temperature controller, the first solenoid valve, the first heating power expansion valve, filter, evaporative condenser first entrance sequentially connect
It connects；The second outlet of evaporative condenser is provided with temperature-sensing probe, and temperature-sensing probe is connect with temperature controller；The gas exhaust piping of compressor
Equipped with for monitoring the pressure sensor of the high-pressure of entire superposition type air-cooled condensing group, temperature controller, the first solenoid valve,
One heating power expansion valve, filter and pressure sensor composition high boiling component automatic liquid-spraying unit.
Further, the superposition type air-cooled condensing group further includes control unit, and control unit includes monitoring wind
The temperature sensor of the pipe temperature of the liquid outlet of cool condenser.Control unit can guarantee high boiling component and low boiling component point
From required pressure, superposition type air-cooled condensing group can be enable to follow seasonal variations that can maintain certain pressure.
Further, separation liquid storage device is internally provided with spiral shape centrifugation runner, for efficiently separating using non-filling structure
Two kinds of working medium.
Further, evaporative condenser is shell-tube type.
Further, the bottom of evaporative condenser is equipped with liquid storage cylinder.
Further, separation liquid storage device uses the structure type of rectifying column.
Further, the inlet tube for detaching liquid storage device is equipped with check (non-return) valve, also is provided with stopping on the outlet tube of evaporative condenser
Inverse valve.
The utility model can realize that the principle of energy-efficient purpose is：
Realize refrigeration effect in evaporator is low boiling working fluid, under common condensing condition, identical pressure of inspiration(Pi)
Power, for low boiling working fluid by with lower evaporating temperature, evaporating temperature range is equivalent to the Two-stage Compression of either simplex matter, but evaporates
Pressure Two-stage Compression is much higher, improves cycle interior condition, if using either simplex matter single stage compress, required condensation pressure
Power will be very high, is generally difficult to realize；In its cycle, high boiling component and low boiling component act in accordance with the division of their functions and duties, and have one's own work to do, because
And adapting to broad operating mode, and recycle without very high pressure, i.e., described superposition type air-cooled condensing group can be in safe pressure
Lower work.
The beneficial effects of the utility model are：
1st, it is energy-efficient：Due to using new refrigeration cycle mode, using the air-cooled condensation of superposition type described in the utility model
The system of unit is more energy efficient, is surveyed by being run to actual set, refrigeration unit is under each operating mode than the energy before not being transformed
Effect is than improving at least more than one times；
2nd, it is structure is simplified, extends air-cooled condensing group temperature application range, easy to utilize：There is current generation in China
Cold chain the hugest, has among these in boundary：Producing cold store, storage property freezer, distributivity freezer etc., large cold storage
Generally water chiller, small-sized library is air-cooled unit, can be all after superposition type air-cooled condensing group described in the utility model
Air-cooled condensing group is changed to, a large amount of cooling water can be saved, and greatly simplify system；
3rd, environmental protection, have vast application prospect：Since R124 and R32 are two kinds of very environmentally friendly refrigerants, there is nothing
The application prospect of method analogy.
Description of the drawings
Fig. 1 is the structure diagram of superposition type air-cooled condensing group described in the utility model.
In figure：1- compressors, 2- gs-oil separators, 3- air-cooled condensers, 4- separation liquid storage devices, 5- evaporative condensers,
6- evaporators, 7- gas-liquid separators, 8- first throttle valves, 9- second throttle.
Specific embodiment
With reference to the accompanying drawings and detailed description, the utility model is further described.
As shown in Figure 1, superposition type air-cooled condensing group, including the compressor 1, gs-oil separator 2, air-cooled cold being sequentially connected
Condenser 3, device for storing liquid, evaporator 6 and gas-liquid separator 7, device for storing liquid include detaching the higher boiling with different boiling
Component and low boiling component and the separation liquid storage device 4 that is stored to high boiling component and for liquefying and storing low boiling point
The evaporative condenser 5 of component；It detaches liquid storage device 4 and is equipped with gaseous phase outlet and liquid-phase outlet, evaporative condenser 5 enters equipped with first
Mouth, second entrance, first outlet and second outlet, the liquid-phase outlet for detaching liquid storage device 4 are cold by first throttle valve 8 and vaporation-type
The first entrance of condenser 5 is connected, and the gaseous phase outlet of separation liquid storage device 4 is connected with the second entrance of evaporative condenser 5, vaporation-type
The first outlet of condenser 5 is connected to the muffler of compressor 1, and the second outlet of evaporative condenser 5 passes through second throttle 9
It is connected with the entrance of evaporator 6, the entrance of the outlet connection gas-liquid separator 7 of evaporator 6, the outlet connection of gas-liquid separator 7
To the muffler of compressor 1.
It detaches and is additionally provided with temperature controller (in figure between the liquid-phase outlet of liquid storage device 4 and the first entrance of evaporative condenser 5
Do not show) and filter (not shown), first throttle valve 8 includes the first solenoid valve and the first heating power expansion valve that are connected with each other,
Detach the liquid-phase outlet of liquid storage device 4, temperature controller, the first solenoid valve, the first heating power expansion valve, filter, evaporative condenser 5
First entrance is sequentially connected with；The second outlet of evaporative condenser 5 is provided with temperature-sensing probe, and temperature-sensing probe is connect with temperature controller；
The gas exhaust piping of compressor 1 be equipped with for monitor entire superposition type air-cooled condensing group high-pressure pressure sensor, temperature
Control device, the first solenoid valve, the first heating power expansion valve, filter and pressure sensor composition high boiling component automatic liquid-spraying unit.
The superposition type air-cooled condensing group further includes control unit, and control unit includes monitoring air-cooled condenser 3
Liquid outlet pipe temperature temperature sensor.Control unit can guarantee high boiling component and low boiling component separation needed for
Pressure can enable the superposition type air-cooled condensing group follow seasonal variations that can maintain certain pressure.
It detaches liquid storage device 4 and uses non-filling structure, be internally provided with spiral shape centrifugation runner.
Evaporative condenser 5 is shell-tube type.
The bottom of evaporative condenser 5 is equipped with liquid storage cylinder.
Detach structure type of the liquid storage device 4 using rectifying column.
The inlet tube for detaching liquid storage device 4 is equipped with check (non-return) valve, and check (non-return) valve also is provided on the outlet tube of evaporative condenser 5.
In the present embodiment, the superposition type air-cooled condensing group is the air-cooled condensation medium temperature units of 5P, air-cooled condenser 3
Heat exchange area is 42 square meters, and the volume of separation liquid storage device 4 is 5 liters.Operating mode is：T0=-15 DEG C, Tk=50 DEG C.By applying on the spot
Experiment, it is as a result as follows：Before not being transformed：Refrigerating capacity Q=5690W, input power P=3590W, Energy Efficiency Ratio COP=1.58；Using this
After the technical solution of utility model is transformed：Refrigerating capacity Q=10770W, input power P=3590W, Energy Efficiency Ratio COP=3.
The course of work of superposition type air-cooled condensing group described in the utility model is：Compressor 1 is by gaseous state mixed working fluid pressure
High pressure conditions are condensed to, the heat release in air-cooled condenser 3, high boiling component therein, i.e. high boiling component are condensed into liquid, then
Into separation 4 further heat release of liquid storage device, refrigeration working medium is separated into high boiling component and low through heat exchange in liquid storage device 4 is detached
Boiling point component two parts.In the high boiling component for detaching 4 bottom of liquid storage device after 8 reducing pressure by regulating flow of first throttle valve, into evaporation
Heat absorption becomes gaseous state, and low boiling component is condensed into liquid in formula condenser 5, and gaseous high boiling component enters compressor 1
Muffler, the low boiling component of liquid enters evaporator 6 by second throttle 9, and evaporation endothermic generates refrigeration effect and becomes
Gaseous state returns to the muffler of compressor 1 after gas-liquid separator 7 and higher boiling working medium before is mixed into original ratio, quilt
Compressor re-compresses.So as to complete a cycle.
The utility model is not limited to the above embodiment, in the case of without departing substantially from the utility model in essence content, this
Any deformation, improvement, the replacement that field technology personnel are contemplated that each fall within the scope of protection of the utility model.
Claims (8)
1. superposition type air-cooled condensing group, including be sequentially connected compressor, gs-oil separator, air-cooled condenser, device for storing liquid,
Evaporator and gas-liquid separator, which is characterized in that device for storing liquid include for detach with different boiling high boiling component and
Low boiling component and the separation liquid storage device stored to high boiling component and the steaming for liquefying and storing low boiling component
Hairdo condenser；High boiling component is R124, low boiling component R32；It detaches liquid storage device and is equipped with gaseous phase outlet and liquid-phase outlet,
Evaporative condenser is equipped with first entrance, second entrance, first outlet and second outlet, and the liquid-phase outlet for detaching liquid storage device passes through
First throttle valve is connected with the first entrance of evaporative condenser, detach liquid storage device gaseous phase outlet and evaporative condenser
Two entrances are connected, and the first outlet of evaporative condenser is connected to the muffler of compressor, the second outlet of evaporative condenser
It is connected by second throttle with the entrance of evaporator, the entrance of the outlet connection gas-liquid separator of evaporator, gas-liquid separator
Outlet be connected to the muffler of compressor.
2. superposition type air-cooled condensing group according to claim 1, which is characterized in that detach the liquid-phase outlet of liquid storage device with
Temperature controller and filter are additionally provided between the first entrance of evaporative condenser, first throttle valve includes be connected with each other first
Solenoid valve and the first heating power expansion valve, detach the liquid-phase outlet of liquid storage device, temperature controller, the first solenoid valve, the first heating power expansion valve,
Filter, evaporative condenser first entrance be sequentially connected with；The second outlet of evaporative condenser is provided with temperature-sensing probe, sense
Temperature probe is connect with temperature controller；The gas exhaust piping of compressor is equipped with the high pressure pressure for monitoring entire superposition type air-cooled condensing group
The pressure sensor of power, temperature controller, the first solenoid valve, the first heating power expansion valve, filter and pressure sensor composition higher boiling
Component automatic liquid-spraying unit.
3. superposition type air-cooled condensing group according to claim 1, which is characterized in that the superposition type air-cooled condensing group
Further include control unit, control unit include for monitor air-cooled condenser liquid outlet pipe temperature temperature sensor.
4. superposition type air-cooled condensing group according to claim 1, which is characterized in that separation liquid storage device uses non-filling knot
Structure is internally provided with spiral shape centrifugation runner.
5. superposition type air-cooled condensing group according to claim 1, which is characterized in that evaporative condenser is shell-tube type.
6. superposition type air-cooled condensing group according to claim 1, which is characterized in that the bottom of evaporative condenser is equipped with
Liquid storage cylinder.
7. superposition type air-cooled condensing group according to claim 1, which is characterized in that separation liquid storage device is using rectifying column
Structure type.
8. superposition type air-cooled condensing group according to claim 1, which is characterized in that the inlet tube for detaching liquid storage device is equipped with
Check (non-return) valve also is provided with check (non-return) valve on the outlet tube of evaporative condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721387929.XU CN207487165U (en) | 2017-10-26 | 2017-10-26 | Superposition type air-cooled condensing group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721387929.XU CN207487165U (en) | 2017-10-26 | 2017-10-26 | Superposition type air-cooled condensing group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207487165U true CN207487165U (en) | 2018-06-12 |
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ID=62477243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721387929.XU Expired - Fee Related CN207487165U (en) | 2017-10-26 | 2017-10-26 | Superposition type air-cooled condensing group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207487165U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576089A (en) * | 2017-10-26 | 2018-01-12 | 焦景田 | Superposition type air-cooled condensing group |
| CN110285601A (en) * | 2019-06-13 | 2019-09-27 | 科希曼电器有限公司 | For cascade type heat pump pressure monitor system |
-
2017
- 2017-10-26 CN CN201721387929.XU patent/CN207487165U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576089A (en) * | 2017-10-26 | 2018-01-12 | 焦景田 | Superposition type air-cooled condensing group |
| CN110285601A (en) * | 2019-06-13 | 2019-09-27 | 科希曼电器有限公司 | For cascade type heat pump pressure monitor system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20201026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |