CN109291947A - A kind of control method of refrigeration system, device, equipment and readable storage medium storing program for executing - Google Patents
A kind of control method of refrigeration system, device, equipment and readable storage medium storing program for executing Download PDFInfo
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- CN109291947A CN109291947A CN201811604812.1A CN201811604812A CN109291947A CN 109291947 A CN109291947 A CN 109291947A CN 201811604812 A CN201811604812 A CN 201811604812A CN 109291947 A CN109291947 A CN 109291947A
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- refrigeration system
- temperature
- refrigerating capacity
- frequency
- control
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 174
- 238000000034 method Methods 0.000 title claims abstract description 52
- 238000004590 computer program Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 238000007710 freezing Methods 0.000 abstract description 4
- 230000008014 freezing Effects 0.000 abstract description 4
- 239000003507 refrigerant Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/0072—Means for cooling only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
This application discloses a kind of control methods of refrigeration system, the temperature including obtaining current time outside vehicle；The temperature of last moment and the first difference of the temperature at current time are calculated, and judges whether the first difference exceeds the first preset temperature threshold；If so, control refrigeration system exports the first refrigerating capacity, wherein the first refrigerating capacity is less than the second refrigerating capacity of last moment.Pass through collecting vehicle external environment temperature in the application and judges its variation tendency, when finding that vehicle enters the lower region of temperature, if vehicle enters tunnel, rains or hailing region, the output of refrigerant system capacity is reduced, to prevent evaporator from freezing, it is conducive to extend the service life of refrigeration system.Disclosed herein as well is a kind of control device of refrigeration system, equipment and computer readable storage mediums, the control method beneficial effect having the same with above-mentioned refrigeration system.
Description
Technical field
This application involves automatic control technology fields, more particularly to a kind of control method of refrigeration system, device, equipment
And computer readable storage medium.
Background technique
With the development of technology, refrigeration equipment has all been mounted on many vehicles, such as the air-conditioning on train.When warm in train
When spending high, the refrigeration mode by opening air-conditioning makes vehicle interior temperature reach target temperature.During this, it will not be transported because of train
The variation of row environment if train enters tunnel or enters rainwater hail region, and takes safeguard measure.
But since train operation environment is complicated and changeable, in running route may by fine day, rain hail area or
The region that the temperature and humidity such as tunnel area change greatly.It rains or the location of the low temperature such as hail when train is entered by the environment of high temperature,
Especially when humidity also increases, since range of decrease degree is larger at a temperature of environment in the short time, and humidity increases, if not taking protection to arrange
It applies, is easy to cause the evaporator of train air-conditioning to freeze, influences the service life of air-conditioning.
Therefore, how a kind of scheme can solve above-mentioned technical problem is provided, is that those skilled in the art needs at present
It solves the problems, such as.
Summary of the invention
The purpose of the application is to provide a kind of control method of refrigeration system, can prevent evaporator from freezing, and is conducive to prolong
The service life of long refrigeration system；The another object of the application is to provide control device, equipment and the computer of a kind of refrigeration system
Readable storage medium storing program for executing, the identical beneficial effect of control method with refrigeration system as above.
In order to solve the above technical problems, this application provides a kind of control methods of refrigeration system, comprising:
Obtain the temperature at vehicle outer current time；
The temperature of last moment and the first difference of the temperature at current time are calculated, and judges whether first difference exceeds the
One preset temperature threshold；
If so, control refrigeration system exports the first refrigerating capacity, wherein first refrigerating capacity is less than the second system of last moment
Cooling capacity.
Preferably, the control refrigeration system exports the process of the first refrigerating capacity specifically:
When the refrigeration system is to determine frequency refrigeration system, control described in the by-passing valve opening or control for determining frequency refrigeration system
The compressor for determining frequency refrigeration system is closed, so that the refrigeration system exports the first refrigerating capacity；
When the refrigeration system is frequency changing refrigeration system, the frequency for controlling the frequency changing refrigeration system compressor is the first frequency
Rate, so that the refrigeration system exports the first refrigerating capacity, wherein the first frequency is lower than the frequency changing refrigeration system compressor
The frequency of last moment.
Preferably, this method further include:
Judge that the refrigeration system exports whether time of first refrigerating capacity exceeds preset time；
If so, controlling the refrigeration system exports second refrigerating capacity；
Otherwise, the second difference of the temperature at current time and the temperature of last moment is calculated, and whether judges second difference
Beyond the second preset temperature threshold；
If so, controlling the refrigeration system exports second refrigerating capacity；Otherwise it controls the refrigeration system and continues to output institute
State the first refrigerating capacity.
Preferably, the process of the temperature for obtaining vehicle outer current time specifically:
The temperature at current time outside vehicle is obtained by the thermocouple temperature sensor being set to outside vehicle.
In order to solve the above technical problems, present invention also provides a kind of control devices of refrigeration system, comprising:
Acquiring unit, for obtaining the temperature at current time outside vehicle；
First computing unit, for calculating the first difference of the temperature of last moment and the temperature at current time；
First judging unit, for judging whether first difference exceeds the first preset temperature threshold, if so, triggering first
Control unit；
The first control unit exports the first refrigerating capacity for controlling refrigeration system, wherein first refrigerating capacity is less than upper
Second refrigerating capacity at one moment.
Preferably, the first control unit is specifically used for controlling institute when the refrigeration system is to determine frequency refrigeration system
It states the by-passing valve opening for determining frequency refrigeration system or controls the compressor for determining frequency refrigeration system and close, so that the refrigeration system
Export the first refrigerating capacity；When the refrigeration system is frequency changing refrigeration system, the frequency of the frequency changing refrigeration system compressor is controlled
Rate is first frequency, so that the refrigeration system exports the first refrigerating capacity, wherein the first frequency freezes lower than the frequency conversion
The frequency of system compressors last moment.
Preferably, the device further include:
Second judgment unit, when for judging that the refrigeration system exports time of first refrigerating capacity and whether exceeds default
Between, if so, the second control unit of triggering, otherwise triggers the second computing unit；
Second control unit exports second refrigerating capacity for controlling the refrigeration system；
Second computing unit, for calculating the second difference of the temperature at current time and the temperature of last moment；
Third judging unit, for judging whether second difference exceeds the second preset temperature threshold, if so, triggering third
Otherwise control unit triggers the 4th control unit；
The third control unit exports second refrigerating capacity for controlling the refrigeration system；
4th control unit continues to output first refrigerating capacity for controlling the refrigeration system.
Preferably, the acquiring unit is specifically used for obtaining by the thermocouple temperature sensor being set to outside vehicle and work as outside vehicle
The temperature at preceding moment.
In order to solve the above technical problems, present invention also provides a kind of control equipment of refrigeration system, comprising:
Memory, for storing computer program；
Processor realizes the step of the as above control method of described in any item refrigeration systems when for executing the computer program
Suddenly.
In order to solve the above technical problems, the computer can present invention also provides a kind of computer readable storage medium
It reads to be stored with computer program on storage medium, be realized when the computer program is executed by processor as above described in any item
The step of control method of refrigeration system.
This application provides a kind of control methods of refrigeration system, the temperature including obtaining current time outside vehicle；In calculating
First difference of the temperature of the temperature and current time at one moment, and judge whether the first difference exceeds the first preset temperature threshold
Value；If so, control refrigeration system exports the first refrigerating capacity, wherein the first refrigerating capacity is less than the second refrigerating capacity of last moment.
Pass through collecting vehicle external environment temperature in the application and judge its variation tendency, when to enter temperature lower for discovery vehicle
When region, if vehicle enters tunnel, rainy or hailing region, the output of refrigerant system capacity is reduced, to prevent evaporator
It freezes, is conducive to extend the service life of refrigeration system.
It is and above-mentioned present invention also provides a kind of control device of refrigeration system, equipment and computer readable storage medium
The control method of refrigeration system beneficial effect having the same.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to institute in the prior art and embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the application
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of flow diagram of the control method of refrigeration system provided herein；
Fig. 2 is the flow diagram of the control method of another refrigeration system provided herein；
Fig. 3 is a kind of structural schematic diagram of the control device of refrigeration system provided herein；
Fig. 4 is a kind of structural schematic diagram of the control equipment of refrigeration system provided herein.
Specific embodiment
The core of the application is to provide a kind of control method of refrigeration system, can prevent evaporator from freezing, and is conducive to prolong
The service life of long refrigeration system；The another object of the application is to provide control device, equipment and the computer of a kind of refrigeration system
Readable storage medium storing program for executing, the identical beneficial effect of control method with refrigeration system as above.
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
Referring to FIG. 1, Fig. 1 is a kind of flow diagram of the control method of refrigeration system provided herein, comprising:
Step S11: the temperature at vehicle outer current time is obtained.
Firstly the need of explanation, the executing subject in the application can be the controller of refrigeration system, or its
He illustrates below using the controller of refrigeration system as executing subject, but executing subject is not limited to make for ease of description
The controller of cooling system.
Specifically, the controller of refrigeration system can obtain the temperature at current time outside vehicle in real time by temperature sensor,
Temperature sensor can be set in the outside of vehicle, not influenced by Vehicle Speed, acquire in real time in vehicle travel process
The temperature of outside vehicle, and temperature data is sent to by the communication interface of the controller with refrigeration system the control of refrigeration system
Device processed.
In addition, the temperature for obtaining vehicle outer current time here can also obtain to obtain in real time every predetermined period
It takes once, such as obtain the temperature outside a train every 1min, the application is not particularly limited herein.
In addition, vehicle here can not be spy for high-speed rail, motor-car, automobile or other vehicles, the application herein
Other restriction.
Step S12: calculating the first difference of the temperature of last moment and the temperature at current time, and judges that the first difference is
It is no to exceed the first preset temperature threshold, if so, entering step S13.
Specifically, the controller of the temperature data acquired in real time according to temperature sensor, refrigeration system can obtain in real time
And the temperature at current time is stored, according to these temperature datas, the controller of refrigeration system can calculate warm within a preset time
First difference of degree, judges whether temperature has decrease beyond the first preset temperature threshold.
It should be noted that the first preset temperature threshold here can be pre-set, it can also be according to vehicle
Actual conditions modify and update, the application is not particularly limited herein.
Step S13: control refrigeration system exports the first refrigerating capacity, wherein the first refrigerating capacity is less than the second of last moment
Refrigerating capacity.
Specifically, when finding that ambient temperature changes greatly within a preset time, illustrate that vehicle may be in the process of moving
The low temp areas such as rainy or hailing are entered from high temperature area, since difference variation is larger, and low temp area generally may be used
Energy humidity is larger, if not taking safeguard measure, the evaporator of refrigeration system will be made to freeze, therefore, the controller of refrigeration system
By control so that refrigeration system reduces refrigerating capacity output, to prevent evaporator from freezing.
It should be noted that the first refrigerating capacity here does not represent a specific numerical value, but indicate refrigeration system
The refrigerating capacity of current time output is less than the refrigerating capacity of last moment output, for example, it is assumed that train is freezed with maximum gear, when by
High temperature area enters low temp area, and when difference variation is greater than the first preset temperature threshold, refrigeration system automatically will be under refrigeration stalls
A gear or multiple gears are adjusted, and refrigerating capacity is also smooth change in adjustment process.
This application provides a kind of control methods of refrigeration system, the temperature including obtaining current time outside vehicle；In calculating
First difference of the temperature of the temperature and current time at one moment, and judge whether the first difference exceeds the first preset temperature threshold
Value；If so, control refrigeration system exports the first refrigerating capacity, wherein the first refrigerating capacity is less than the second refrigerating capacity of last moment.
Pass through collecting vehicle external environment temperature in the application and judge its variation tendency, when to enter temperature lower for discovery vehicle
When region, if vehicle enters tunnel, rainy or hailing region, the output of refrigerant system capacity is reduced, to prevent evaporator
It freezes, is conducive to extend the service life of refrigeration system.
On the basis of the above embodiments:
Embodiment as one preferred, control refrigeration system export the process of the first refrigerating capacity specifically:
When refrigeration system is to determine frequency refrigeration system, the by-passing valve that frequency refrigeration system is determined in control is opened or frequency refrigeration system is determined in control
Compressor close so that refrigeration system export the first refrigerating capacity；
When refrigeration system is frequency changing refrigeration system, the frequency of control frequency changing refrigeration system compressor is first frequency, so that system
Cooling system exports the first refrigerating capacity, wherein first frequency is lower than the frequency of frequency changing refrigeration system compressor last moment.
Specifically, it is contemplated that different refrigeration systems, the method for reducing refrigerating capacity is different, refrigeration system point common at present
To determine frequency refrigeration system and frequency changing refrigeration system, i.e. fixed frequency air conditioner and convertible frequency air-conditioner.If it is fixed frequency air conditioner, it is defeated to reduce refrigerating capacity
By-passing valve or close compressor are then opened out；If it is convertible frequency air-conditioner, then the frequency of compressor is reduced.
It should be noted that, for different refrigeration systems, it is defeated to reduce refrigerating capacity other than the mode of the present embodiment introduction
Mode out is also different, and the application is not particularly limited herein.
Embodiment as one preferred, this method further include:
Step S14: judging whether the time of refrigeration system the first refrigerating capacity of output exceeds preset time, if so, entering step
Otherwise S15 enters step S16；
Step S15: control refrigeration system exports the second refrigerating capacity；
Step S16: the second difference of the temperature at current time and the temperature of last moment is calculated, and judges whether the second difference surpasses
Otherwise second preset temperature threshold out enters step S18 if so, entering step S17；
Step S17: control refrigeration system exports the second refrigerating capacity；
Step S18: control refrigeration system continues to output the first refrigerating capacity.
Specifically, Fig. 2 is referred to, it is contemplated that vehicle, such as column passengers inside the car are more, limit the feelings of refrigerating capacity in long-time
It is higher that environment temperature in compartment is easily caused under condition, bad experience is brought to passengers inside the car, moreover, vehicle is in feelings of running at high speed
Under condition, low-temperature region may be left quickly, into the higher region of temperature, therefore, when limitation refrigeration system output refrigerating capacity
After time reaches preset time, cancel refrigerating capacity export-restriction, restores to original operating condition.
Correspondingly, when not up to preset time, but when the controller of refrigeration system determines that temperature rises very fast in compartment,
Do not reach the time for restoring operating condition also, the temperature in compartment has been increased beyond the second preset temperature threshold, at this moment can also mention
Preceding cancellation refrigerating capacity export-restriction restores to original operating condition.
Correspondingly, if above situation does not occur in temperature in compartment, refrigeration system can be made to continue to output the first system
Cooling capacity, until the time of limitation refrigeration output reaches temperature in preset time or compartment and has been increased beyond the second preset temperature threshold
Value.
It should also be noted that, the second preset temperature threshold here can be equal with the first preset temperature threshold, it can also
With unequal, the application is not particularly limited herein.
In addition, please referring to previous embodiment for the introduction of step S11, step S12 and step S13 in Fig. 2, the application exists
This is no longer repeated one by one.
Embodiment as one preferred obtains the process of the temperature at vehicle outer current time specifically:
The temperature at current time outside vehicle is obtained by the thermocouple temperature sensor being set to outside vehicle.
Specifically, it is contemplated that the convenience and sensitivity of temperature detection, the temperature sensor of the application can be to be set to
The thermocouple temperature sensor of outside vehicle is made of temperature-sensitive material, convenient for using in the scenes such as ON TRAINS.
Certainly, other than above-mentioned thermocouple temperature sensor, vehicle outer current time can also be obtained by other means
Temperature, the application is not particularly limited herein.
Referring to FIG. 3, Fig. 3 is a kind of structural schematic diagram of the control device of refrigeration system provided herein, comprising:
Acquiring unit 1, for obtaining the temperature at current time outside vehicle；
First computing unit 2, for calculating the first difference of the temperature of last moment and the temperature at current time；
First judging unit 3, for judging whether the first difference exceeds the first preset temperature threshold, if so, the first control of triggering
Unit 4 processed；
First control unit 4 exports the first refrigerating capacity for controlling refrigeration system, wherein the first refrigerating capacity is less than last moment
The second refrigerating capacity.
Embodiment as one preferred, first control unit 4 are specifically used for when refrigeration system is to determine frequency refrigeration system,
The by-passing valve that frequency refrigeration system determine in control is opened or the compressor closing of frequency refrigeration system determine in control, so that refrigeration system exports the
One refrigerating capacity；When refrigeration system is frequency changing refrigeration system, the frequency of control frequency changing refrigeration system compressor is first frequency, with
Refrigeration system is set to export the first refrigerating capacity, wherein first frequency is lower than the frequency of frequency changing refrigeration system compressor last moment.
Embodiment as one preferred, the device further include:
Second judgment unit, for judging whether the time of refrigeration system the first refrigerating capacity of output exceeds preset time, if so,
The second control unit is triggered, the second computing unit is otherwise triggered；
Second control unit exports the second refrigerating capacity for controlling refrigeration system；
Second computing unit, for calculating the second difference of the temperature at current time and the temperature of last moment；
Third judging unit, for judging whether the second difference exceeds the second preset temperature threshold, if so, triggering third control
Otherwise unit triggers the 4th control unit；
Third control unit exports the second refrigerating capacity for controlling refrigeration system；
4th control unit continues to output the first refrigerating capacity for controlling refrigeration system.
Embodiment as one preferred, acquiring unit 1 are specifically used for sensing by the electric thermo-couple temperature being set to outside vehicle
Device obtains the temperature at vehicle outer current time.
Present invention also provides a kind of control device of refrigeration system, the control method with refrigeration system as above is identical
Beneficial effect.
The control of above-mentioned refrigeration system is please referred to for a kind of introduction of the control device of refrigeration system provided by the present application
The embodiment of method, details are not described herein by the application.
Referring to FIG. 4, Fig. 4 is a kind of structural schematic diagram of the control equipment of refrigeration system provided herein, comprising:
Memory 5, for storing computer program；
Processor 6 realizes the control method of refrigeration system described in any embodiment as above when for executing computer program
The step of.
Present invention also provides a kind of control equipment of refrigeration system, the control method with refrigeration system as above is identical
Beneficial effect.
The control of above-mentioned refrigeration system is please referred to for a kind of introduction of the control equipment of refrigeration system provided by the present application
The embodiment of method, details are not described herein by the application.
Present invention also provides a kind of computer readable storage medium, computer is stored on computer readable storage medium
Program, computer program realize the control method of refrigeration system described in any embodiment as above when being executed by processor 6
Step.
Present invention also provides a kind of computer readable storage medium, the control method with refrigeration system as above is identical
Beneficial effect.
The control of above-mentioned refrigeration system is please referred to for a kind of introduction of computer readable storage medium provided by the present application
The embodiment of method, details are not described herein by the application.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, being wanted by what sentence " including one " limited
Element, it is not excluded that there is also other identical elements in the process, method, article or equipment for including element.
The foregoing description of the disclosed embodiments makes professional and technical personnel in the field can be realized or use the application.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the application.Therefore, the application
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of control method of refrigeration system characterized by comprising
Obtain the temperature at vehicle outer current time；
The temperature of last moment and the first difference of the temperature at current time are calculated, and judges whether first difference exceeds the
One preset temperature threshold；
If so, control refrigeration system exports the first refrigerating capacity, wherein first refrigerating capacity is less than the second system of last moment
Cooling capacity.
2. the control method of refrigeration system according to claim 1, which is characterized in that control refrigeration system output the
The process of one refrigerating capacity specifically:
When the refrigeration system is to determine frequency refrigeration system, control described in the by-passing valve opening or control for determining frequency refrigeration system
The compressor for determining frequency refrigeration system is closed, so that the refrigeration system exports the first refrigerating capacity；
When the refrigeration system is frequency changing refrigeration system, the frequency for controlling the frequency changing refrigeration system compressor is the first frequency
Rate, so that the refrigeration system exports the first refrigerating capacity, wherein the first frequency is lower than the frequency changing refrigeration system compressor
The frequency of last moment.
3. the control method of -2 described in any item refrigeration systems according to claim 1, which is characterized in that this method further include:
Judge that the refrigeration system exports whether time of first refrigerating capacity exceeds preset time；
If so, controlling the refrigeration system exports second refrigerating capacity；
Otherwise, the second difference of the temperature at current time and the temperature of last moment is calculated, and whether judges second difference
Beyond the second preset temperature threshold；
If so, controlling the refrigeration system exports second refrigerating capacity；Otherwise it controls the refrigeration system and continues to output institute
State the first refrigerating capacity.
4. the control method of refrigeration system according to claim 3, which is characterized in that described to obtain current time outside vehicle
The process of temperature specifically:
The temperature at current time outside vehicle is obtained by the thermocouple temperature sensor being set to outside vehicle.
5. a kind of control device of refrigeration system characterized by comprising
Acquiring unit, for obtaining the temperature at current time outside vehicle；
First computing unit, for calculating the first difference of the temperature of last moment and the temperature at current time；
First judging unit, for judging whether first difference exceeds the first preset temperature threshold, if so, triggering first
Control unit；
The first control unit exports the first refrigerating capacity for controlling refrigeration system, wherein first refrigerating capacity is less than upper
Second refrigerating capacity at one moment.
6. refrigeration system control device according to claim 5, which is characterized in that the first control unit is specifically used for
When the refrigeration system is to determine frequency refrigeration system, controls the by-passing valve for determining frequency refrigeration system and open or control the fixed frequency
The compressor of refrigeration system is closed, so that the refrigeration system exports the first refrigerating capacity；When the refrigeration system is frequency conversion refrigeration
When system, the frequency for controlling the frequency changing refrigeration system compressor is first frequency, so that the first system of refrigeration system output
Cooling capacity, wherein the first frequency is lower than the frequency of the frequency changing refrigeration system compressor last moment.
7. according to the described in any item refrigeration system control devices of claim 5-6, which is characterized in that the device further include:
Second judgment unit, when for judging that the refrigeration system exports time of first refrigerating capacity and whether exceeds default
Between, if so, the second control unit of triggering, otherwise triggers the second computing unit；
Second control unit exports second refrigerating capacity for controlling the refrigeration system；
Second computing unit, for calculating the second difference of the temperature at current time and the temperature of last moment；
Third judging unit, for judging whether second difference exceeds the second preset temperature threshold, if so, triggering third
Otherwise control unit triggers the 4th control unit；
The third control unit exports second refrigerating capacity for controlling the refrigeration system；
4th control unit continues to output first refrigerating capacity for controlling the refrigeration system.
8. refrigeration system control device according to claim 7, which is characterized in that the acquiring unit is specifically used for passing through
The thermocouple temperature sensor being set to outside vehicle obtains the temperature at vehicle outer current time.
9. a kind of refrigeration system control equipment characterized by comprising
Memory, for storing computer program；
Processor realizes the control such as the described in any item refrigeration systems of Claims 1-4 when for executing the computer program
The step of method processed.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program realizes the control such as the described in any item refrigeration systems of Claims 1-4 when the computer program is executed by processor
The step of method.
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| CN201811604812.1A CN109291947B (en) | 2018-12-26 | 2018-12-26 | A kind of control method of refrigeration system, device, equipment and readable storage medium storing program for executing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111688741A (en) * | 2020-06-30 | 2020-09-22 | 中车青岛四方机车车辆股份有限公司 | Waste discharge device control system, rail vehicle and related method and device |
| CN112665245A (en) * | 2020-12-16 | 2021-04-16 | 珠海格力电器股份有限公司 | Load regulation control method and device of water chilling unit and water chilling unit |
| CN116086632A (en) * | 2023-01-28 | 2023-05-09 | 天翼云科技有限公司 | Data processing method, device, electronic equipment and medium |
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| CN116086632A (en) * | 2023-01-28 | 2023-05-09 | 天翼云科技有限公司 | Data processing method, device, electronic equipment and medium |
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