CN208186891U - A kind of compressor dynamic cooling system that environment temperature is adaptive - Google Patents
A kind of compressor dynamic cooling system that environment temperature is adaptive Download PDFInfo
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- CN208186891U CN208186891U CN201820730108.XU CN201820730108U CN208186891U CN 208186891 U CN208186891 U CN 208186891U CN 201820730108 U CN201820730108 U CN 201820730108U CN 208186891 U CN208186891 U CN 208186891U
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Abstract
The utility model provides a kind of compressor dynamic cooling system that environment temperature is adaptive, and the system comprises compressor, plate heat exchanger, condenser, expansion valve, water tank, heating rod, Mini gear pump, the first temperature sensor, second temperature sensor, third temperature sensor, pressure sensor, cold plate, refrigerating medium pipeline and sizing phase-change materials；Cold plate, pressure sensor, Mini gear pump, water tank and the plate heat exchanger on refrigerating medium pipeline is sequentially connected composition circulation loop；The plate heat exchanger, compressor, condenser and expansion valve are sequentially connected composition refrigerating circuit；First temperature sensor is mounted in refrigerating medium pipeline, and in air, the third temperature sensor and heating rod are mounted in water tank for the second temperature sensor exposure.The utility model increases the operating temperature range of compressor refrigeration system, while reducing the volume and weight of whole system.
Description
Technical field
The utility model relates to Technology of Compressor Refrigeration fields, and in particular to a kind of compression that environment temperature is adaptive is motor-driven
State refrigeration system.
Background technique
Refrigerating capacity strongly reduces common compressor refrigeration system in a high temperauture environment, is difficult to for a long time so as to cause it
It keeps working normally, can increase condensing pressure this is because environment temperature is excessively high, the delivery temperature of compressor increases, compressor
Electric efficiency and adiabatic efficiency decline, while evaporating pressure rises, and the effective heat transfer zone of vehicle repair major shortens, and leads to exchange capability of heat
It drastically reduces, the refrigerating capacity and efficiency of compressor reduce, and energy consumption increases.Simultaneously after compressor start, refrigerating capacity is mutation, i.e.,
Make to be to be adjustable the frequency-changeable compressor of compressor rotary speed to be also difficult to realize the fine tuning of refrigerating capacity, to keep temperature fluctuation larger, control
Warm precision is low.
The maximum temperature of environmental requirement is brought greatly up to 63 DEG C for compressor refrigeration system in some national military standards
Challenge, especially for the system that heat dissipation capacity is big and accuracy of temperature control is high.Due to by above-mentioned compressor Refrigeration Technique itself
Limitation, needs to redesign on compressor refrigeration system circuit, be wanted with meeting in national military standard to high operating ambient temperature
It asks.
Utility model content
To be overcome the problems, such as present in the relevant technologies at least to a certain extent, it is adaptive that the application provides a kind of environment temperature
The compressor dynamic cooling system answered increases operating temperature range, reduces the power consumption of compressor, reduces temperature fluctuation, improves control
Warm precision.
The purpose of this utility model adopts the following technical solutions realization:
A kind of compressor dynamic cooling system that environment temperature is adaptive, it is improved in that the system comprises pressures
Contracting machine, plate heat exchanger, condenser, expansion valve, water tank, heating rod, Mini gear pump, the first temperature sensor, second temperature
Sensor, third temperature sensor, water tank, pressure sensor, cold plate, refrigerating medium pipeline and sizing phase-change material；
Cold plate, pressure sensor, Mini gear pump, water tank and the plate heat exchanger on refrigerating medium pipeline is successively
Connect and compose circulation loop；
The plate heat exchanger, expansion valve, condenser and compressor are sequentially connected composition refrigerating circuit；
First temperature sensor is mounted in refrigerating medium pipeline, and the second temperature sensor is exposed to air
In, the third temperature sensor and heating rod are mounted in water tank；
Further, the compressor is minisize dc Refrigerating Compressor with Inverter.
Further, the sizing phase-change material includes paraffin and high density polyethylene.
Further, the sizing phase-change material is mounted on cold plate bottom surface and side, water tank outer surface.
Further, one layer of heat insulation foam is wrapped up outside the sizing phase-change material.
Further, the expansion valve is electric expansion valve.
In order to which some aspects of the embodiment to disclosure have a basic understanding, simple summary is shown below.It should
Summarized section is not extensive overview, nor to determine key/critical component or describe the protection scope of these embodiments.
Its sole purpose is that some concepts are presented with simple form, in this, as the preamble of following detailed description.
Compared with the immediate prior art, the excellent effect that technical solution provided by the utility model has is:
The minisize dc frequency-changeable compressor that the utility model is selected steady operation and can have one at 60 DEG C of environment temperature
Fixed refrigerating capacity increases the operating temperature range of compressor refrigeration system, while reducing the volume and weight of whole system.
The temperature of the utility model refrigerating medium takes the average value of the first temperature sensor and third temperature sensor measurement value, improves load
The accuracy of refrigerant temperature.For the utility model when environment temperature is higher than the fusing point of sizing phase-change material, phase-change material heat absorption is molten
Change, stores heat, reduce the temperature of refrigerating medium, reduce the power consumption of compressor；When phase-change material is cooling, the heat of storage
It distributes, is heated to refrigerating medium；Sizing phase-change material reduces the temperature fluctuation of refrigerating medium, improves temperature-controlled precision.This reality
It is violent in load variations with novel electronic expansion valve, the flow of refrigerant can be automatically adjusted under conditions of operating condition range is wide,
Improve refrigerating efficiency.
For the above and related purposes, certain illustrative aspects are described in detail in the following description and the annexed drawings, and
What it was indicated is only some modes in the utilizable various modes of principle of each embodiment.Other benefits and novelty
Property feature will be considered in conjunction with the accompanying with following detailed description and become obvious, the disclosed embodiments be to include it is all this
A little aspects and they be equal.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Fig. 1 is a kind of adaptive compressor dynamic cooling system workflow of environment temperature provided by the utility model
Figure.
Fig. 2 is a kind of adaptive compressor dynamic cooling system structural representation of environment temperature provided by the utility model
Figure.
In Fig. 2,1- compressor；2- plate heat exchanger；3- expansion valve；4- water tank；5- Mini gear pump；The first temperature of 6- passes
Sensor；7- second temperature sensor；8- third temperature sensor；9- pressure sensor；10- cold plate；11- condenser.
Specific embodiment
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
The following description and drawings fully show the specific embodiment of the utility model, so that those skilled in the art
Them can be practiced.Other embodiments may include structure, logic, it is electrical, process and other change.It is real
It applies example and only represents possible variation.Unless explicitly requested, otherwise individual component and function are sequences that is optional, and operating
It can change.The part of embodiment and feature can be included in or replace part and the feature of other embodiments.This reality
Range with novel embodiment include claims entire scope and claims it is all obtainable etc.
Jljl.Herein, these embodiments of the utility model can be by individually or generally with term " utility model " come table
Show, this is not meant to automatically limit this just for the sake of convenient, and if in fact disclosing the utility model more than one
The range of application is that any single utility model or utility model are conceived.
As shown in Fig. 2, the utility model provides a kind of compressor dynamic cooling system that environment temperature is adaptive, the system
System includes compressor 1, plate heat exchanger 2, condenser 11, expansion valve 3, water tank 4, heating rod, Mini gear pump 5, the first temperature
Sensor 6, second temperature sensor 7, third temperature sensor 8, pressure sensor 9, cold plate 10, refrigerating medium pipeline and sizing phase
Become material；
Cold plate 10, pressure sensor 9, Mini gear pump 5, water tank 4 and the plate-type heat-exchange on refrigerating medium pipeline
Device 2 is sequentially connected composition circulation loop；
The plate heat exchanger 2, compressor 1, condenser 11 and expansion valve 3 are sequentially connected composition refrigerating circuit；
First temperature sensor 6 is mounted in refrigerating medium pipeline, measures the temperature of refrigerating medium；The second temperature
The exposure of sensor 7 measures environment temperature in air, and the third temperature sensor 8 and heating rod are mounted in water tank 4, described
The temperature of the measurement refrigerating medium of third temperature sensor 8.The temperature of the utility model refrigerating medium takes the first temperature sensor 6 and third
The average value of 8 measured value of temperature sensor, improves the accuracy of refrigerant temperature.
In above-mentioned technical proposal, the compressor 1 is minisize dc Refrigerating Compressor with Inverter 1, small in size, light-weight,
Energy Efficiency Ratio is high, is suitable for all kinds of small spaces, worst hot case, and portable mobile.
In above-mentioned technical proposal, the sizing phase-change material includes paraffin and high density polyethylene, this material phase transformation latent heat
Greatly, the variation of phase transition process volume is small, and after repeatedly inhaling heat release, less, stability is good for the potential heat value variation of material.
In above-mentioned technical proposal, the sizing phase-change material is mounted on 10 bottom surface of cold plate and side, 4 outer surface of water tank.
In above-mentioned technical proposal, one layer of heat insulation foam is wrapped up outside the sizing phase-change material.
In above-mentioned technical proposal, the expansion valve 3 is electric expansion valve 3, can be according to different environment temperatures, evaporation temperature
Controlling opening of valve is spent, the flow of refrigerant is controlled.The utility model electric expansion valve is violent in load variations, operating condition model
The flow that can automatically adjust refrigerant under conditions of width is enclosed, refrigerating efficiency is improved.
The utility model is realized in the following way: being opened when 50 DEG C of original ambient temperature < in the preparation stage
Compressor 1 is opened, water temperature is dropped to setting temperature, and extra cooling capacity is stored in sizing phase-change material by chiller refrigeration, when
When original ambient temperature >=50 DEG C, freezed using other way, such as liquid nitrogen, and cooling capacity is stored；In working stage, work
At 50 DEG C of environment temperature < when making, persistently freezed using compressor 1, when environment temperature >=50 DEG C when operating, will be prepared
The energy of stage storage is released to freeze to heat source simultaneously with compressor 1, and both of which is adjusted according to environment temperature dynamic
Section.For the utility model when environment temperature is higher than the fusing point of sizing phase-change material, phase-change material is endothermic melting, stores heat, makes
The temperature of refrigerating medium reduces, and reduces the power consumption of compressor；When phase-change material is cooling, the heat of storage is distributed, to load
Cryogen heating；Sizing phase-change material reduces the temperature fluctuation of refrigerating medium, improves temperature-controlled precision.
Embodiment
25 DEG C of target temperature, heat load is installed on cold plate 10, when environment temperature >=60 DEG C, the refrigerating capacity of compressor 1
Sharply decline, refrigerating capacity reduces, and quantity of heat production is greater than refrigerating capacity, and refrigerating medium is difficult to reach thermal balance, and sizing phase-change material is inhaled at this time
The heat for recording cryogen is undergone phase transition, and compensates for the refrigerating capacity of 1 reduction of compressor, and the temperature of refrigerating medium is made to keep stablizing；
25 DEG C of target temperature, heat load is installed on cold plate 10, when environment temperature≤10 DEG C, 1 system of compressor stops work
Make, heated with heating rod to refrigerating medium, the heating rod power needed is larger, and sizing phase-change material discharges the heat of storage at this time
To refrigerating medium, refrigerating medium is made to be rapidly heated, while decreasing the power consumption of heating rod.
In conclusion preparation stage of the utility model before life's work, is freezed, such as liquid nitrogen using other way,
The cooling capacity that the preparation stage generates is stored in temperature control system, the cooling capacity stored under high temperature environment using the preparation stage,
Cooperation compressor refrigeration system carries out comprehensive heat dissipation, to improve the duration that temperature control system effectively works.
It should be understood that the particular order or level of the step of during disclosed are the examples of illustrative methods.Based on setting
Count preference, it should be appreciated that in the process the step of particular order or level can be in the feelings for the protection scope for not departing from the disclosure
It is rearranged under condition.Appended claim to a method is not illustratively sequentially to give the element of various steps, and not
It is to be limited to the particular order or level.
In above-mentioned detailed description, various features are combined together in single embodiment, to simplify the disclosure.No
This published method should be construed to reflect such intention, that is, the embodiment of theme claimed needs clear
The more features of the feature stated in each claim to Chu.On the contrary, that reflected such as appended claims
Sample, the utility model are in the state fewer than whole features of disclosed single embodiment.Therefore, the attached claims
Book is hereby expressly incorporated into detailed description, and wherein each claim is used as the utility model to be individually preferably implemented alone
Scheme.
Finally it should be noted that: above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System, although the utility model is described in detail referring to above-described embodiment, those of ordinary skill in the art are still
Specific implementation of the utility model can be modified or equivalent replacement, these without departing from the spirit of the present invention and
Any modification of range or equivalent replacement, within the claims for applying for pending the utility model.
Claims (6)
1. a kind of compressor dynamic cooling system that environment temperature is adaptive, which is characterized in that the system comprises compressors, plate
Formula heat exchanger, condenser, expansion valve, water tank, heating rod, Mini gear pump, the first temperature sensor, second temperature sensor,
Third temperature sensor, pressure sensor, cold plate, refrigerating medium pipeline and sizing phase-change material；
Cold plate, pressure sensor, Mini gear pump, water tank and the plate heat exchanger on refrigerating medium pipeline is sequentially connected
Constitute circulation loop；
The plate heat exchanger, compressor, condenser and expansion valve are sequentially connected composition refrigerating circuit；
First temperature sensor is mounted in refrigerating medium pipeline, and the second temperature sensor exposes in air, institute
It states third temperature sensor and heating rod is mounted in water tank.
2. a kind of compressor dynamic cooling system that environment temperature is adaptive as described in claim 1, which is characterized in that described
Compressor be minisize dc Refrigerating Compressor with Inverter.
3. a kind of compressor dynamic cooling system that environment temperature is adaptive as described in claim 1, which is characterized in that described
Sizing phase-change material include paraffin and high density polyethylene.
4. a kind of compressor dynamic cooling system that environment temperature is adaptive as claimed in claim 3, which is characterized in that described
Sizing phase-change material is mounted on cold plate bottom surface and side, water tank outer surface.
5. a kind of compressor dynamic cooling system that environment temperature is adaptive as claimed in claim 4, which is characterized in that described
One layer of heat insulation foam is wrapped up outside sizing phase-change material.
6. a kind of compressor dynamic cooling system that environment temperature is adaptive as described in claim 1, which is characterized in that described
Expansion valve is electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820730108.XU CN208186891U (en) | 2018-05-16 | 2018-05-16 | A kind of compressor dynamic cooling system that environment temperature is adaptive |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820730108.XU CN208186891U (en) | 2018-05-16 | 2018-05-16 | A kind of compressor dynamic cooling system that environment temperature is adaptive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114489183A (en) * | 2022-02-14 | 2022-05-13 | 深圳市酷凌时代科技有限公司 | Temperature control system of marine gravimeter |
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2018
- 2018-05-16 CN CN201820730108.XU patent/CN208186891U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114489183A (en) * | 2022-02-14 | 2022-05-13 | 深圳市酷凌时代科技有限公司 | Temperature control system of marine gravimeter |
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