CN108021085A - Refrigeration storage equipment control system and control method thereof - Google Patents
Refrigeration storage equipment control system and control method thereof Download PDFInfo
- Publication number
- CN108021085A CN108021085A CN201711321242.0A CN201711321242A CN108021085A CN 108021085 A CN108021085 A CN 108021085A CN 201711321242 A CN201711321242 A CN 201711321242A CN 108021085 A CN108021085 A CN 108021085A
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- storage equipment
- refrigeration storage
- refrigeration
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- 238000003860 storage Methods 0.000 title claims abstract description 192
- 238000005057 refrigeration Methods 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 33
- 230000008859 change Effects 0.000 claims abstract description 17
- 238000007710 freezing Methods 0.000 claims description 8
- 230000008014 freezing Effects 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 6
- 238000004321 preservation Methods 0.000 abstract 3
- 238000012544 monitoring process Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000005138 cryopreservation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a refrigerating and storing equipment control system and a control method thereof. The control system comprises a control module, a storage module, a communication module and a communication terminal, wherein the storage module is used for storing the heat preservation performance parameters of the refrigeration storage equipment, the control module is used for sending the heat preservation performance parameters to the communication terminal through the communication module, and the communication terminal can predict the temperature change condition in the storage chamber of the refrigeration storage equipment according to the heat preservation performance parameters after the refrigeration storage equipment is powered off. The control system can enable a user to still accurately master the temperature change condition inside the storage chamber of the refrigeration storage equipment after the refrigeration storage equipment is powered off, so that the damage to the stored articles can be avoided.
Description
Technical field
The present invention relates to refrigerated storage technical field, and in particular to one kind refrigeration storage equipment control system and its controlling party
Method.
Background technology
Storage equipment of freezing (such as refrigerator, refrigerator-freezer, wine cabinet, antistaling cabinet or refrigerator etc.) is in daily life, life
Play an important role in production and in places such as market, supermarket, medical institutions.In the course of work of refrigeration storage equipment
In, power supply accident power-off is often inevitable, when this happens, although refrigeration storage equipment remains to maintain a period of time
Cryopreservation function, still, since refrigeration part has been stopped, and thermic load still exist (be mainly reflected in equipment
The heat dissipation etc. of babinet leaking heat, enabling leaking heat, material storage heat and other electric components), therefore the storage for storage equipment of freezing
Chamber interior faces the problem of temperature recovery；Simultaneously as temperature monitoring and temperature display module that refrigeration storage equipment carries
It has been be stopped that, cause user can not know the situation of change of storage room internal temperature after power-off.In this case, if system
A large amount of or valuable articles is stored in cold storage equipment, it is not that whether these articles can be damaged because of temperature recovery
It is definite, especially when power is off between it is gradually extended in the case of, this uncertainty can gradually deepen, and be easy to cause
Article damages.
The content of the invention
Based on above-mentioned present situation, it is a primary object of the present invention to provide a kind of refrigeration storage equipment control system and its control
Method, can be after refrigeration storage equipment power-off so that user remains able to accurately grasp inside refrigeration storage equipment storage room
Temperature variations, so as to avoid the damage of storage article.
To achieve the above object, the technical solution adopted by the present invention is as follows：
According to the first aspect of the invention, a kind of refrigeration storage equipment control system, including control module, memory module,
Communication module and communicating terminal, the memory module are used for the heat-insulating property parameter for storing the refrigeration storage equipment, the control
Molding block is used to the heat-insulating property parameter being sent to the communicating terminal, the communicating terminal energy by the communication module
It is enough after the refrigeration storage equipment power-off according to storage equipment storage room of freezing described in the heat-insulating property parameter prediction inside
Temperature variations.
Preferably, the communication module includes WI-FI modules or ZigBee module；
And/or the communicating terminal includes mobile phone, tablet computer or computer；
And/or the refrigeration storage equipment includes refrigerator, refrigerator-freezer, wine cabinet, antistaling cabinet or refrigerator.
Preferably, the control module, the memory module, and/or the communication module are integrated in the refrigeration storing
In equipment；
Alternatively, the control module, the memory module, and/or the communication module are set relative to the refrigeration storing
It is standby independent, and it is connected to same power supply with the refrigeration storage equipment.
Preferably, the communicating terminal can also rise in the storage room internal temperature for estimating the refrigeration storage equipment
During to default critical value, standby signal is sent；
And/or the communicating terminal has display unit, for showing in predicted refrigeration storage equipment storage room
Portion's temperature variations.
According to the second aspect of the invention, a kind of control method of foregoing refrigeration storage equipment control system, bag
Include step：
S100, when the refrigeration storage equipment is in "on" position, the control module is by the refrigeration storage equipment
Heat-insulating property parameter the communicating terminal is sent to by the communication module；
S200, it is described refrigeration storage equipment power-off after, the communicating terminal is according to the heat-insulating property parameter prediction institute
State the temperature variations inside refrigeration storage equipment storage room.
Preferably, in step S100, after the power is turned on, the control module sends the insulation to the refrigeration storage equipment immediately
Performance parameter；Alternatively, the refrigeration storage equipment, after the power is turned on after the predetermined time, the control module sends the insulation
Performance parameter.
Preferably, after step S100, step is further included：
S110, the communicating terminal judge whether the refrigeration storage equipment powers off, and are confirming the refrigeration storage equipment
After power-off, step S200 is performed.
Preferably, in step S110, the communicating terminal sends checking information to the communication module and waits described logical
The response message of module is interrogated, when time-out does not receive response message, it is believed that the refrigeration storage equipment power-off.
Preferably, the communicating terminal has a display unit, and in step S200, the communicating terminal is in the display unit
The predicted refrigeration storage equipment storage room internal temperature situation of change of upper display.
Preferably, the communicating terminal shows predicted refrigeration storage equipment storage in the form of curve and/or image
Deposit chamber interior temperature variations.
Preferably, after step S200, step is further included：
It is default that S210, the communicating terminal estimate whether the storage room internal temperature of the refrigeration storage equipment rises to
Critical value, if so, then sending standby signal.
Preferably, in step S100, the control module by it is described refrigeration storage equipment storage room inside actual temperature
Value is sent to the communicating terminal.
The refrigeration storage equipment control system of the present invention can be after refrigeration storage equipment power-off to warm inside its storage room
Degree is predicted, and to carry out off-line monitoring to the temperature inside storage room, can be reached close to storage room internal temperature
The effect of on-line real time monitoring is carried out, so that user can grasp the temperature inside refrigeration storage equipment storage room exactly
Situation of change, so as to avoid the damage of storage article, while can also eliminate the worry of user.
Brief description of the drawings
Hereinafter reference will be made to the drawings to the preferred reality of refrigeration storage equipment control system and its control method according to the present invention
The mode of applying is described.In figure：
Fig. 1 is the functional block diagram according to a kind of refrigeration storage equipment control system of preferred embodiment of the present invention；
Fig. 2 is the control method flow according to a kind of refrigeration storage equipment control system of preferred embodiment of the present invention
Figure；
Fig. 3 is the control method stream according to the refrigeration storage equipment control system of another preferred embodiment of the present invention
Cheng Tu.
Embodiment
The first aspect of the present invention provides a kind of refrigeration storage equipment control system, as shown in Figure 1, including control module
1st, memory module 2, communication module 3 and communicating terminal 4, the memory module 2 are used for the insulation for storing the refrigeration storage equipment
Performance parameter, can also reflect the parameter of temperature holding capacity of the refrigeration storage equipment under powering-off state, such as wrap
Include：In device powers down, when device external environment temperature is wa, equipment locker room internal temperature be saWhen, inside equipment locker room
The average rise speed p of temperaturea, wherein paValue it is different because of specific equipment, and and wa、saValue it is related, therefore, storage
In the heat-insulating property parameter stored in module 2, wa、saIncluding multiple and different values, corresponding paAlso multiple values are included.Certainly,
Foregoing heat-insulating property parameter can also use other expression-forms and parameter.The control module 1 is used for the heat insulating ability
Energy parameter is sent to the communicating terminal 4 by the communication module 3, and the communicating terminal 4 is used to set in the refrigeration storing
According to the temperature variations inside storage equipment storage room of freezing described in the heat-insulating property parameter prediction after standby power-off, namely
Change with time situation from power-cut time start temperature.
The refrigeration storage equipment control system of the present invention can be after refrigeration storage equipment power-off to warm inside its storage room
Degree is predicted, and to carry out offline inspection to the temperature inside storage room, can be reached close to storage room internal temperature
The effect of on-line real time monitoring is carried out, so that user can grasp the temperature inside refrigeration storage equipment storage room exactly
Situation of change, so as to avoid the damage of storage article, while can also eliminate the worry of user.
In specific prediction, a kind of example of prediction model is, for example, such as device external environment temperature when the device is powered off
For wa, equipment locker room internal temperature is sa, the average rise speed of equipment locker room internal temperature is pa, then it is it can be appreciated that disconnected
After electric time t, equipment locker room internal temperature is (sa+pat)。
For example, after refrigeration storage equipment power-off, user can be understood refrigeration storage equipment by the communicating terminal 4 and be stored
The temperature variations of chamber interior, so as to predict the process that temperature gradually rises exactly, are stored up since user knows
Requirement of the storage product to storage temperature, thus can be learned according to the temperature variations of prediction temperature be increased to stored by article
The time that upper limit storage temperature is undergone, then, restores electricity if reaching foregoing description refrigeration storage equipment in the time,
Whether user need not do any processing, and damaged without having to worry about stored article, and if described when the time reaches
Refrigeration storage equipment do not restore electricity yet, then user must take measures in time, for example, by it is described storage article shifted or
Person is using emergency standby power etc., in order to avoid cause storage article damage.
Specifically, the manufacturer or user for storage equipment of freezing can be broken by testing monitoring refrigeration storage equipment in real time in advance
The situation of change of storage room internal temperature after electricity, for example, can refrigeration storage equipment inside set multiple temperature sensors with into
Row monitoring in real time, so that corresponding prediction model is established according to monitoring result, alternatively, institute can also be established by way of simulation
Prediction model is stated, then, communicating terminal 4 can utilize the prediction model to complete prediction.
Preferably, the communication module 3 is wireless communication module, preferably includes WI-FI modules or ZigBee module, and
It is preferred that it can be communicated by gateway (not shown) and the communicating terminal 4.
Preferably, the communicating terminal 4 includes mobile phone, tablet computer or computer, and the communicating terminal 4 is preferably
It is battery powered, the normal work of the communicating terminal 4 is influenced when thus preventing power cut-off.
Preferably, the refrigeration storage equipment includes but not limited to refrigerator, refrigerator-freezer, wine cabinet, antistaling cabinet or refrigerator.More one
As, the refrigeration storage equipment include it is any assembled by factory, it is internal using natural convection air or forced convertion mode into
The family expenses of row cooling, medical or similar applications storage equipment.
Preferably, the control module 1, the memory module 2, and/or the communication module 3 are integrated in the refrigeration storage
In thing equipment.For example, the refrigeration storage equipment is smart machine, and there is network savvy, the control module 1 can be institute
The primary module of the control centre 5 of refrigeration storage equipment is stated, the memory module 2 can be a storage of the control centre 5
Unit, naturally it is also possible to be the storage chip in the refrigeration storage equipment, the communication module 3 can be the refrigeration storing
The module for network savvy in equipment.In the present embodiment, the refrigeration storage equipment is, for example, intelligent refrigerator etc..
Alternatively, the control module 1, the memory module 2, and/or the communication module 3 are stored up relative to the refrigeration
Thing equipment is independent, and is connected to same power supply with the refrigeration storage equipment.For example, storage equipment is non intelligent sets for the refrigeration
It is standby, without network savvy, thus it is possible to external control module 1, memory module 2 and communication module 3, so that Intelligent storage
Equipment possesses corresponding function, still, in order to make corresponding control module 1, storage module 2 and the power on/off feelings of communication module 3
Condition is consistent with the power on/off situation of the refrigeration storage equipment, they need to be connected to same power supply.
Preferably, the communicating terminal 4 is additionally operable on the storage room internal temperature for estimating the refrigeration storage equipment
When being raised to default critical value, standby signal is sent.For example, user can pre-set according to the storage request of stored article
The critical value, such as directly input the critical value in the communicating terminal 4, then, when the communicating terminal 4 predicts
After temperature variations inside the refrigeration storage equipment storage room, also it is easy for temperature and reaches needed for the critical value
Time, therefore standby signal can be sent when reaching the time, to prompt user to take measures.Preferably, it is described critical
Value is less than the upper limit storage temperature of stored article, to ensure that user has enough crash times.
Preferably, the communicating terminal 4 has display unit (not shown), such as the screen of mobile phone, tablet computer etc., uses
In the predicted refrigeration storage equipment storage room internal temperature situation of change of display, preferably in the form of curve and/or image
It has been shown that, so that user can be visually known temperature changing process.
Using communicating terminal 4 be mobile phone, refrigeration storage equipment as refrigerator as an example, when refrigerator works on power, control mould
The heat-insulating property parameter of refrigerator can be sent to mobile phone by block 1, meanwhile, user can also be set on mobile phone or on refrigerator
Temperature threshold value, then, when refrigerator powers off, mobile phone can detect that refrigerator powers off this event, then can be according to this
Before the heat-insulating property parameter of refrigerator that receives predict the temperature variations of refrigerator storage chamber interior, in specific prediction,
It can be predicted according to the refrigerated storage temperature and cryogenic temperature of acquiescence as initial temperature, refrigerator can also be obtained online in advance
Refrigerated storage temperature and cryogenic temperature, namely send by control module 1 refrigerated storage temperature and cryogenic temperature of refrigerator, during for use as prediction
Initial temperature.After mobile phone is made prediction, it can also be monitored in real time according to the temperature variations of prediction, so as to store up
When depositing the temperature of chamber interior and rising to default critical value, mobile phone can send standby signal in time, thus can avoid storage article
Rotten damage.
On the basis of above-mentioned work, the second aspect of the present invention provides a kind of foregoing refrigeration storage equipment control
The control method of system processed, as shown in Fig. 2, including step：
S100, when the refrigeration storage equipment is in "on" position, the control module 1 is by the refrigeration storage equipment
Heat-insulating property parameter the communicating terminal 4 is sent to by the communication module 3；
S200, it is described refrigeration storage equipment power-off after, the communicating terminal 4 is according to the heat-insulating property parameter prediction institute
State the temperature variations inside refrigeration storage equipment storage room.
Preferably, before step S100, step is further included：The heat-insulating property parameter of the refrigeration storage equipment is stored
Into the memory module 2.
Preferably, before step S100, step is further included：When establishing the refrigeration storage equipment power-off inside storage room
The prediction model of temperature variations, and the prediction model is inputted in the communicating terminal 4.Specifically, experiment can be passed through
And/or the mode of simulation establishes the prediction model.
Preferably, in step S100, after the power is turned on, the control module 1 can send institute immediately to the refrigeration storage equipment
State heat-insulating property parameter；Alternatively, it is described refrigeration storage equipment after the power is turned on after the predetermined time (such as refrigeration storage equipment
Storage room internal temperature reach desired value after), the control module sends the heat-insulating property parameter, and preferably will also storage
The actual temperature for depositing chamber interior is sent to communicating terminal 4.
Preferably, as shown in Fig. 2, after step S100, step is further included：
S110, the communicating terminal 4 judge whether the refrigeration storage equipment powers off, and are confirming the refrigeration storage equipment
After power-off, perform step S200, otherwise, return continues to execute step S110, such as per at regular intervals (such as 5min or
10min) perform step S110 once.
Preferably, in step S110, the communicating terminal 4 is sent described in checking information and wait to the communication module 3
The response message of communication module 3, when time-out (such as more than 1min or 2min) does not receive response message, shows the communication mould
Block 3 has powered off, so that it is believed that the refrigeration storage equipment has also powered off.
In step S200, communicating terminal 4 can will confirm that rising as prediction at the time of the refrigeration storage equipment power-off
Beginning condition.However, to be on the safe side, at the time of the storage equipment that will can preferably confirm last time to freeze does not power off (such as 5min or
Before 10min) it is predicted as initial time.
Preferably, the communicating terminal 4 has a display unit, and in step S200, the communicating terminal 4 is single in the display
Predicted refrigeration storage equipment storage room internal temperature situation of change is shown in member, in order to which user understands what is predicted
Temperature changing process.
Preferably, in step S200, the communicating terminal 4 shows predicted system in the form of curve and/or image
Cold storage equipment storage room internal temperature situation of change, so as to provide the user with more intuitively information.
Preferably, after step S200, it may also include step：
It is default that S210, the communicating terminal 4 estimate whether the storage room internal temperature of the refrigeration storage equipment rises to
Critical value, if so, standby signal is then sent, to prompt user to take measures；Otherwise, return and continue to execute step S210.
As shown in figure 3, the control method of the refrigeration storage equipment control system of another preferred embodiment of the present invention
Include the following steps：
1. by can reflect refrigeration storage equipment power-off after temperature holding capacity one group of heat-insulating property parameter (being denoted as P)
It is stored in the memory module 2, performs step 2 afterwards；
2. refrigeration storage equipment powers on, step 3 is performed afterwards；
3. parameter P is sent to communicating terminal 4 (such as mobile phone) by refrigeration storage equipment by communication module 3, step is performed afterwards
Rapid 4；
4. mobile phone receives this group of parameter P, step 5 is performed afterwards；
5. judge whether refrigeration storage equipment powers off：If power-off, performs step 6；Otherwise step 5 is continued to execute；
6. mobile phone predicts the feelings that change over time of temperature inside storage equipment storage room of freezing after power-off according to parameter P
Condition (is denoted as Q), performs step 7 afterwards；
7. Q is shown on mobile phone screen in the form of curve or image, step 8 is performed afterwards；
8. judge whether the temperature (being denoted as t) inside refrigeration storage equipment storage room rises to critical value (being denoted as T)：If
It is then to perform step 9；Otherwise step 8 is continued to execute.
9. mobile phone sends standby signal, user is reminded the article inside storage room to be shifted or opened standby electricity
Source.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each preferred solution can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is only exemplary, and it is nonrestrictive, without departing from the basic of the present invention
In the case of principle, those skilled in the art can be directed to the various obvious or equivalent modification made of above-mentioned details or replace
Change, be all included in scope of the presently claimed invention.
Claims (12)
1. one kind refrigeration storage equipment control system, it is characterised in that including control module, memory module, communication module and lead to
Terminal is interrogated, the memory module is used for the heat-insulating property parameter for storing the refrigeration storage equipment, and the control module is used for will
The heat-insulating property parameter is sent to the communicating terminal by the communication module, and the communicating terminal can be in the refrigeration
According to the temperature change feelings inside storage equipment storage room of freezing described in the heat-insulating property parameter prediction after storage equipment power-off
Condition.
2. control system according to claim 1, it is characterised in that
The communication module includes WI-FI modules or ZigBee module；
And/or the communicating terminal includes mobile phone, tablet computer or computer；
And/or the refrigeration storage equipment includes refrigerator, refrigerator-freezer, wine cabinet, antistaling cabinet or refrigerator.
3. control system according to claim 1 or 2, it is characterised in that
The control module, the memory module, and/or the communication module are integrated in the refrigeration storage equipment；
Alternatively, the control module, the memory module, and/or the communication module are only relative to the refrigeration storage equipment
It is vertical, and it is connected to same power supply with the refrigeration storage equipment.
4. control system according to claim 1 or 2, it is characterised in that
The communicating terminal can also rise to default face in the storage room internal temperature for estimating the refrigeration storage equipment
During dividing value, standby signal is sent；
And/or the communicating terminal has display unit, for showing temperature inside predicted refrigeration storage equipment storage room
Spend situation of change.
A kind of 5. control method of refrigeration storage equipment control system according to one of claim 1-4, it is characterised in that
Including step：
S100, it is described refrigeration storage equipment be in "on" position when, the control module by it is described freeze storage equipment guarantor
Warm performance parameter is sent to the communicating terminal by the communication module；
S200, it is described refrigeration storage equipment power-off after, the communicating terminal according to described in the heat-insulating property parameter prediction system
Temperature variations inside cold storage equipment storage room.
6. control method according to claim 5, it is characterised in that in step S100, the refrigeration storage equipment powers on
Afterwards, the control module sends the heat-insulating property parameter immediately；Alternatively, the refrigeration storage equipment is after the power is turned on by predetermined
After time, the control module sends the heat-insulating property parameter.
7. control method according to claim 5, it is characterised in that after step S100, further include step：
S110, the communicating terminal judge whether the refrigeration storage equipment powers off, and are confirming the refrigeration storage equipment power-off
Afterwards, step S200 is performed.
8. control method according to claim 7, it is characterised in that in step S110, the communicating terminal leads to described
News module sends checking information and waits the response message of the communication module, when time-out does not receive response message, it is believed that institute
State refrigeration storage equipment power-off.
9. control method according to claim 5, it is characterised in that the communicating terminal has display unit, step
In S200, the communicating terminal shows that predicted refrigeration storage equipment storage room internal temperature becomes on the display unit
Change situation.
10. control method according to claim 9, it is characterised in that the communicating terminal is with the shape of curve and/or image
Formula shows predicted refrigeration storage equipment storage room internal temperature situation of change.
11. control method according to claim 5, it is characterised in that after step S200, further include step：
It is default critical that S210, the communicating terminal estimate whether the storage room internal temperature of the refrigeration storage equipment rises to
Value, if so, then sending standby signal.
12. according to the control method described in one of claim 5-11, it is characterised in that in step S100, the control module
Actual temperature value inside the refrigeration storage equipment storage room is sent to the communicating terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711321242.0A CN108021085B (en) | 2017-12-12 | 2017-12-12 | Refrigeration storage equipment control system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711321242.0A CN108021085B (en) | 2017-12-12 | 2017-12-12 | Refrigeration storage equipment control system and control method thereof |
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| CN108021085A true CN108021085A (en) | 2018-05-11 |
| CN108021085B CN108021085B (en) | 2019-03-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112179037A (en) * | 2019-07-05 | 2021-01-05 | 青岛海尔电冰箱有限公司 | Method and device for calculating temperature of refrigerator compartment |
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| JP2012244879A (en) * | 2011-05-24 | 2012-12-10 | Panasonic Corp | Power outage monitoring system, control device, server device, and power outage monitoring program |
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| Publication number | Publication date |
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| CN108021085B (en) | 2019-03-26 |
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