CN108800717A - A kind of energy-saving control system and power saving refrigerator - Google Patents
A kind of energy-saving control system and power saving refrigerator Download PDFInfo
- Publication number
- CN108800717A CN108800717A CN201810582587.XA CN201810582587A CN108800717A CN 108800717 A CN108800717 A CN 108800717A CN 201810582587 A CN201810582587 A CN 201810582587A CN 108800717 A CN108800717 A CN 108800717A
- Authority
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- China
- Prior art keywords
- refrigeration
- unit
- freezer
- refrigeration equipment
- energy
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005057 refrigeration Methods 0.000 claims abstract description 192
- 238000001514 detection method Methods 0.000 claims description 12
- 230000033228 biological regulation Effects 0.000 claims description 6
- 230000003434 inspiratory effect Effects 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 238000004590 computer program Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000036760 body temperature Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D13/00—Stationary devices, e.g. cold-rooms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
Abstract
The present invention provides a kind of energy-saving control system and power saving refrigerators, it is related to refrigeration control technical field, change the refrigeration equipment that respective number is selected in multiple refrigeration equipments in refrigeration unit according to the temperature information of acquisition, the refrigeration work consumption of refrigeration unit is adjusted by changing the working condition of the refrigeration equipment, the first refrigeration work consumption is set to balance each other with the second refrigeration work consumption, in the case where ensureing compressor Energy Efficiency Ratio, energy consumption is saved.
Description
Technical field
The present invention relates to refrigeration control technical fields, more particularly, to a kind of energy-saving control system and power saving refrigerator.
Background technology
Currently during freezer refrigerating, in order to save energy consumption, when freezer reaches predetermined temperature, just no longer to the freezer
Refrigerating operation is carried out, though this method saves the power energy consumption of refrigeration to a certain extent, at this time when compressor is corresponding
When freezer load is less than the refrigerating capacity of its generation, the Energy Efficiency Ratio of compressor is caused to decline.
Invention content
In view of this, the purpose of the present invention is to provide energy-saving control system and power saving refrigerator, ensureing compressor efficiency
Than in the case of, energy consumption is saved.
In a first aspect, an embodiment of the present invention provides a kind of energy-saving control system, including temperature collecting cell, control list
Member, first detection unit and second detection unit；
The temperature collecting cell, the temperature information for acquiring freezer, and the temperature information is sent to the control
Unit processed；
The first detection unit, the first refrigeration work consumption for detecting refrigeration unit in real time, wherein the refrigeration unit
Including at least one refrigeration equipment；
The second detection unit, the second refrigeration work consumption sent out for detecting compressor in real time；
Described control unit, for first refrigeration work consumption to be compared with second refrigeration work consumption；
When first refrigeration work consumption is more than second refrigeration work consumption, redundancy refrigeration equipment is stopped into refrigeration work,
To reduce first refrigeration work consumption, the redundancy refrigeration equipment includes that the temperature information reaches the first preset temperature information model
The corresponding refrigeration equipment of the freezer enclosed；
It is when first refrigeration work consumption is less than second refrigeration work consumption, the redundancy refrigeration equipment is corresponding each
The temperature information of freezer is compared, by the corresponding redundancy refrigeration equipment of the highest freezer of the temperature information
Start refrigeration work, to increase first refrigeration work consumption.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiments of first aspect, wherein institute
Control unit is stated to be additionally operable to when first refrigeration work consumption is more than second refrigeration work consumption, according to the institute of each freezer
The comparison situation for stating temperature information and the first preset temperature range of information picks out the temperature information and reaches described first
The corresponding refrigeration equipment of freezer of preset temperature range of information, as the redundancy refrigeration equipment, by the redundancy refrigeration equipment
Stop refrigeration work, so that the number of the refrigeration equipment to work in the refrigeration unit is reduced, the refrigeration unit output
The first refrigeration work consumption reduce.
With reference to first aspect, an embodiment of the present invention provides second of possible embodiments of first aspect, wherein institute
Control unit is stated to be additionally operable to, when first refrigeration work consumption is less than second refrigeration work consumption, each of refrigeration work will be stopped
The temperature information of the corresponding each freezer of the redundancy refrigeration equipment is compared, and is selected from the redundancy refrigeration equipment
Go out the corresponding redundancy refrigeration equipment of the highest freezer of the temperature information, and start refrigeration work, increases the refrigeration machine
The number of the refrigeration equipment to work in group, to increase first refrigeration work consumption of the refrigeration unit output.
With reference to first aspect, an embodiment of the present invention provides the third possible embodiments of first aspect, wherein also
Including adjusting unit, the refrigeration to work in refrigeration unit described in the control Signal Regulation for being sent out according to described control unit is set
Standby inspiratory capacity.
With reference to first aspect, an embodiment of the present invention provides the 4th kind of possible embodiments of first aspect, wherein institute
It includes pressure sensitive unit and motor unit to state and adjust unit；
The pressure sensitive unit, the pressure for acquiring suction line between the compressor and the refrigeration equipment are believed
Breath, and the pressure information is sent to described control unit, so that described control unit reaches default in the pressure information
In the case of pressure information, stop sending the control signal；
The motor unit, for the aperture according to suction line described in the control Signal Regulation.
With reference to first aspect, an embodiment of the present invention provides the 5th kind of possible embodiments of first aspect, wherein institute
Control unit is stated to be additionally operable to, in the case where the temperature information of freezer is higher than the second preset temperature information, control the freezer and correspond to
The redundancy refrigeration equipment being stopped be converted to the refrigeration equipment of start-up operation.
With reference to first aspect, an embodiment of the present invention provides the 6th kind of possible embodiments of first aspect, wherein institute
Refrigeration equipment is stated to correspond with the freezer.
With reference to first aspect, an embodiment of the present invention provides the 7th kind of possible embodiments of first aspect, wherein institute
It includes 18 degrees below zero to subzero 25 degree to state the first preset temperature range of information.
With reference to first aspect, an embodiment of the present invention provides the 8th kind of possible embodiments of first aspect, wherein institute
It includes one or more of condenser pipe, solenoid valve, throttle pipe and evaporator to state refrigeration equipment.
Second aspect, the embodiment of the present invention also provide a kind of power saving refrigerator, including energy-saving control system as described above, also
Including at least one freezer main body.
An embodiment of the present invention provides a kind of energy-saving control system and power saving refrigerators, are changed according to the temperature information of acquisition
The refrigeration equipment that respective number is selected in multiple refrigeration equipments in refrigeration unit, by the working condition for changing the refrigeration equipment
The refrigeration work consumption of refrigeration unit is adjusted, the first refrigeration work consumption is made to balance each other with the second refrigeration work consumption, is ensureing compressor efficiency
Than in the case of, energy consumption is saved.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The purpose of the present invention and other advantages are in specification, claims
In specifically noted structure realize and obtain.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly is made detailed
It is described as follows.
Specific implementation mode
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be to the technical side of the present invention
Case is clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
Every other embodiment, shall fall within the protection scope of the present invention.
Currently during freezer refrigerating, in order to save energy consumption, when freezer reaches predetermined temperature, just no longer to the freezer
Refrigerating operation is carried out, though this method saves the power energy consumption of refrigeration to a certain extent, at this time when compressor is corresponding
When freezer load is less than the refrigerating capacity of its generation, the Energy Efficiency Ratio of compressor is caused to decline；
Based on this, a kind of energy-saving control system and power saving refrigerator provided in an embodiment of the present invention ensure compressor Energy Efficiency Ratio
In the case of, save energy consumption.
For ease of understanding the present embodiment, first to a kind of energy-saving control system disclosed in the embodiment of the present invention into
Row is discussed in detail；
Energy-saving control system provided in an embodiment of the present invention includes temperature collecting cell, control unit, first detection unit
And second detection unit；
Temperature collecting cell, the temperature information for acquiring freezer, and temperature information is sent to control unit；
First detection unit, the first refrigeration work consumption for detecting refrigeration unit in real time, wherein refrigeration unit includes at least
One refrigeration equipment；
Second detection unit, the second refrigeration work consumption sent out for detecting compressor in real time；
Control unit, for the first refrigeration work consumption to be compared with the second refrigeration work consumption；
When the first refrigeration work consumption is more than the second refrigeration work consumption, redundancy refrigeration equipment is stopped into refrigeration work, to reduce the
One refrigeration work consumption, redundancy refrigeration equipment include temperature information reach the first preset temperature range of information freezer it is corresponding refrigeration set
It is standby；
When the first refrigeration work consumption is less than the second refrigeration work consumption, the temperature of the corresponding each freezer of redundancy refrigeration equipment is believed
Breath is compared, and the corresponding redundancy refrigeration equipment of the highest freezer of temperature information is started refrigeration work, to increase the first refrigeration
Power.
Specifically, since the refrigeration work consumption of compressor output is relatively not easily controlled, the prior art mainly adopts artificial controls
System, it is relatively complicated, be unfavorable for being applied in large-scale refrigeration project, the embodiment of the present invention according to the temperature information of acquisition come
Change the refrigeration equipment that respective number is selected in multiple refrigeration equipments in refrigeration unit, by the work for changing the refrigeration equipment
State adjusts the refrigeration work consumption of refrigeration unit, so that the first refrigeration work consumption is balanced each other with the second refrigeration work consumption, is ensureing compressor
In the case of Energy Efficiency Ratio, energy consumption is saved.
Further, control unit is additionally operable to when the first refrigeration work consumption is more than the second refrigeration work consumption, according to each freezer
Temperature information and the first preset temperature range of information comparison situation, pick out temperature information and reach the first preset temperature information
Redundancy refrigeration equipment is stopped refrigeration work by the corresponding refrigeration equipment of freezer of range as redundancy refrigeration equipment, so that refrigeration
The number of the refrigeration equipment to work in unit is reduced, and the first refrigeration work consumption of refrigeration unit output reduces.
Further, control unit is additionally operable to that, when the first refrigeration work consumption is less than the second refrigeration work consumption, work of freezing will be stopped
The temperature information for the corresponding each freezer of each redundancy refrigeration equipment made is compared, and temperature is picked out from redundancy refrigeration equipment
The corresponding redundancy refrigeration equipment of the highest freezer of information is spent, and starts refrigeration work, increases the refrigeration to work in refrigeration unit and sets
Standby number, to increase the first refrigeration work consumption of refrigeration unit output.
Here, the refrigeration equipment for halted state in refrigeration unit is referred to as redundancy refrigeration equipment, is set according to each refrigeration
The comparison situation of standby temperature information and the first preset temperature range of information, redundancy system is converted to by the refrigeration equipment of working condition
Redundancy refrigeration equipment is converted the refrigeration equipment being in working condition by cool equipment, and then the first refrigeration work consumption is made to change, real
Now achieve the purpose that balance with the second refrigeration work consumption；
Further, the first preset temperature range of information includes 18 degrees below zero to subzero 25 degree.
Further, further include adjusting unit, the control for being sent out according to control unit in some possible embodiments
The inspiratory capacity of the refrigeration equipment to work in Signal Regulation refrigeration unit processed.
Further, it includes pressure sensitive unit and motor unit to adjust unit；
Pressure sensitive unit, the pressure information for acquiring suction line between compressor and refrigeration equipment, and pressure is believed
Breath is sent to control unit, so that control unit in the case where pressure information reaches preset pressure information, stops sending control
Signal；
Motor unit, for the aperture according to control Signal Regulation suction line.
Further, control unit is additionally operable in the case where the temperature information of freezer is higher than the second preset temperature information,
The corresponding redundancy refrigeration equipment being stopped of control freezer is converted to the refrigeration equipment of start-up operation.
Further, the second preset temperature range of information includes subzero 5 degree to subzero 10 degree, it is preferable that the second default temperature
Degree information includes subzero 5 degree, 6 degree subzero, 7 degree subzero, minus 8 degrees Centigrade, 9 degree subzero, 10 degree subzero.
Wherein, when the temperature information of refrigeration equipment is higher than the second preset temperature information (operating temperature), if by the refrigeration
Equipment is in redundant state, converts it to working condition, if the refrigeration equipment is in running order, will be made by control unit
The preset pressure information that the refrigeration equipment can reach the first preset temperature information is sent to pressure sensitive unit, makes motor unit
Increase the aperture of suction line according to control signal；
Further, in some may be embodiment, refrigeration equipment is corresponded with freezer, is reached by changing temperature
The working condition of the refrigeration equipment of first preset temperature range of information (operating temperature) makes the corresponding freezer of refrigeration equipment be in good
Good state, and do not continue to freeze for reaching the freezer of requirement, it achieves the purpose of energy saving.
Further, refrigeration equipment includes one or more of condenser pipe, solenoid valve, throttle pipe and evaporator.
Here, it is carried out the incipient stage to cool down in library in room temperature, the 2/3 refrigerator pipes input system in conventional refrigerant evaporator
It is cold；
Further, the embodiment of the present invention also provides a kind of power saving refrigerator, including energy-saving control system as described above, also
Including refrigeration unit, compressor and at least one freezer main body, refrigeration unit is adjusted according to energy-saving control system and compressor is defeated
Balance between the first refrigeration work consumption and the second refrigeration work consumption that go out can while freezer body temperature is reached operating temperature
The Energy Efficiency Ratio of compressor is relatively easily improved, and is achieved the purpose of energy saving；
Power saving refrigerator provided in an embodiment of the present invention, the energy-saving control system skill having the same provided with above-described embodiment
Art feature reaches identical technique effect so can also solve identical technical problem.
The computer program product of energy-saving control system and power saving refrigerator that the embodiment of the present invention is provided, including store
The computer readable storage medium of program code, the instruction that said program code includes can be used for executing in previous methods embodiment
The method, specific implementation can be found in embodiment of the method, and details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
It with the specific work process of device, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
In the description of the present invention, it should be noted that term " first ", " second ", " third " are used for description purposes only,
It is not understood to indicate or imply relative importance.
The embodiment of the present invention also provides a kind of electronic equipment, including memory, processor and storage are on a memory and can
The computer program run on a processor, processor realize the Energy Saving Control that above-described embodiment provides when executing computer program
The step of method.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the step of energy-saving control method of above-described embodiment is executed when computer program is run by processor.
Finally it should be noted that：Embodiment described above, only specific implementation mode of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, it can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of energy-saving control system, which is characterized in that including temperature collecting cell, control unit, first detection unit and
Two detection units；
The temperature collecting cell, the temperature information for acquiring freezer, and the temperature information is sent to the control list
Member；
The first detection unit, the first refrigeration work consumption for detecting refrigeration unit in real time, wherein the refrigeration unit includes
At least one refrigeration equipment；
The second detection unit, the second refrigeration work consumption sent out for detecting compressor in real time；
Described control unit, for first refrigeration work consumption to be compared with second refrigeration work consumption；
When first refrigeration work consumption is more than second refrigeration work consumption, redundancy refrigeration equipment is stopped into refrigeration work, to subtract
Small first refrigeration work consumption, the redundancy refrigeration equipment include that the temperature information reaches the first preset temperature range of information
The corresponding refrigeration equipment of the freezer；
When first refrigeration work consumption is less than second refrigeration work consumption, by the corresponding each freezer of the redundancy refrigeration equipment
The temperature information be compared, the corresponding redundancy refrigeration equipment of the highest freezer of the temperature information is started
Refrigeration work, to increase first refrigeration work consumption.
2. energy-saving control system according to claim 1, which is characterized in that described control unit is additionally operable to work as described first
When refrigeration work consumption is more than second refrigeration work consumption, according to the temperature information of each freezer and the described first default temperature
The comparison situation for spending range of information picks out the freezer correspondence that the temperature information reaches the first preset temperature range of information
Refrigeration equipment the redundancy refrigeration equipment is stopped into refrigeration work, so that the refrigeration machine as the redundancy refrigeration equipment
The number of the refrigeration equipment to work in group is reduced, and the first refrigeration work consumption of the refrigeration unit output reduces.
3. energy-saving control system according to claim 1, which is characterized in that described control unit is additionally operable to work as described first
It is when refrigeration work consumption is less than second refrigeration work consumption, each redundancy refrigeration equipment for stopping refrigeration work is corresponding each
The temperature information of freezer is compared, and it is highest described cold that the temperature information is picked out from the redundancy refrigeration equipment
The corresponding redundancy refrigeration equipment in library, and start refrigeration work, increase the number of the refrigeration equipment to work in the refrigeration unit, with
Increase first refrigeration work consumption of the refrigeration unit output.
4. energy-saving control system according to claim 1, which is characterized in that further include adjusting unit, for according to
The inspiratory capacity of the refrigeration equipment to work in refrigeration unit described in the control Signal Regulation that control unit is sent out.
5. energy-saving control system according to claim 4, which is characterized in that the adjusting unit includes pressure sensitive unit
And motor unit；
The pressure sensitive unit, the pressure information for acquiring suction line between the compressor and the refrigeration equipment, and
The pressure information is sent to described control unit, so that described control unit reaches preset pressure letter in the pressure information
In the case of breath, stop sending the control signal；
The motor unit, for the aperture according to suction line described in the control Signal Regulation.
6. energy-saving control system according to claim 1, which is characterized in that described control unit is additionally operable to the temperature in freezer
It spends information and turns higher than the corresponding redundancy refrigeration equipment being stopped of the freezer in the case of the second preset temperature information, is controlled
It is changed to the refrigeration equipment of start-up operation.
7. energy-saving control system according to claim 1, which is characterized in that the refrigeration equipment is a pair of with the freezer one
It answers.
8. energy-saving control system according to claim 1, which is characterized in that the first preset temperature range of information includes
18 degrees below zero is to subzero 25 degree.
9. energy-saving control system according to claim 1, which is characterized in that the refrigeration equipment includes condenser pipe, electromagnetism
One or more of valve, throttle pipe and evaporator.
10. a kind of power saving refrigerator, which is characterized in that including the energy-saving control system described in any one of claim 1-9, also wrap
Include at least one freezer main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810582587.XA CN108800717A (en) | 2018-06-07 | 2018-06-07 | A kind of energy-saving control system and power saving refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810582587.XA CN108800717A (en) | 2018-06-07 | 2018-06-07 | A kind of energy-saving control system and power saving refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108800717A true CN108800717A (en) | 2018-11-13 |
Family
ID=64087560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810582587.XA Pending CN108800717A (en) | 2018-06-07 | 2018-06-07 | A kind of energy-saving control system and power saving refrigerator |
Country Status (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5710074A (en) * | 1980-06-18 | 1982-01-19 | Akira Senda | Protective apparatus of mechanical refrigerating plant for mechanical gas combined refrigerating plant |
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| CN101539355A (en) * | 2009-04-23 | 2009-09-23 | 上海爱控自动化设备有限公司 | Refrigeration control system capable of intelligent scheduling and method thereof |
| JP2010002116A (en) * | 2008-06-19 | 2010-01-07 | Daikin Ind Ltd | Refrigerating device |
| CN202057151U (en) * | 2011-05-17 | 2011-11-30 | 烟台同大制冷设备有限公司 | Centralized control system for a plurality of cold storages |
| CN206056076U (en) * | 2016-07-28 | 2017-03-29 | 深圳市东凉制冷机电设备有限公司 | A kind of freezer with multiple stage modular refrigeration unit |
| CN107525344A (en) * | 2017-10-13 | 2017-12-29 | 北京市京科伦冷冻设备有限公司 | Computer-readable recording medium in freezer temperature control system and its device, device |
-
2018
- 2018-06-07 CN CN201810582587.XA patent/CN108800717A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5710074A (en) * | 1980-06-18 | 1982-01-19 | Akira Senda | Protective apparatus of mechanical refrigerating plant for mechanical gas combined refrigerating plant |
| JP2006515924A (en) * | 2003-01-24 | 2006-06-08 | ブリストル・コンプレッサーズ・インコーポレーテッド | System and method for gradually changing the capacity of a refrigeration system |
| JP2010002116A (en) * | 2008-06-19 | 2010-01-07 | Daikin Ind Ltd | Refrigerating device |
| CN101539355A (en) * | 2009-04-23 | 2009-09-23 | 上海爱控自动化设备有限公司 | Refrigeration control system capable of intelligent scheduling and method thereof |
| CN202057151U (en) * | 2011-05-17 | 2011-11-30 | 烟台同大制冷设备有限公司 | Centralized control system for a plurality of cold storages |
| CN206056076U (en) * | 2016-07-28 | 2017-03-29 | 深圳市东凉制冷机电设备有限公司 | A kind of freezer with multiple stage modular refrigeration unit |
| CN107525344A (en) * | 2017-10-13 | 2017-12-29 | 北京市京科伦冷冻设备有限公司 | Computer-readable recording medium in freezer temperature control system and its device, device |
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Application publication date: 20181113 |
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| RJ01 | Rejection of invention patent application after publication |