CN102252496B - Energy-saving control method and system for refrigeration equipment, and refrigeration equipment - Google Patents
Energy-saving control method and system for refrigeration equipment, and refrigeration equipment Download PDFInfo
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- CN102252496B CN102252496B CN 201110219118 CN201110219118A CN102252496B CN 102252496 B CN102252496 B CN 102252496B CN 201110219118 CN201110219118 CN 201110219118 CN 201110219118 A CN201110219118 A CN 201110219118A CN 102252496 B CN102252496 B CN 102252496B
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Abstract
The invention discloses an energy-saving control method for refrigeration equipment, which comprises the following steps of: setting an operating mode of the refrigeration equipment into an intelligent mode, and recording opening time and closing time of a refrigerator door of the refrigeration equipment in a first preset time period before the current moment; detecting a visitor flow rate in front of the refrigeration equipment and an opening state of the refrigerator door of the refrigeration equipment, and setting the current operating mode of the refrigeration equipment; and adjusting the inner refrigerator temperature of the refrigeration equipment according to the current operating mode of the refrigeration equipment. The invention also discloses an energy-saving control system for the refrigeration equipment. The current operating mode can be set according to the utilization rate of the refrigeration equipment and the visitor flow rate in front of the refrigeration equipment, and the inner refrigerator temperature and switches of lamps inside the refrigerator are adjusted according to the current operating mode, so that the inner refrigerator temperature and brightness can be adjusted according to actual using conditions of the refrigeration equipment; therefore, the aim of reducing energy consumption is fulfilled, and energy utilization optimization is realized.
Description
Technical field
The present invention relates to refrigeration plant design and manufacturing technology field, particularly a kind of energy-saving control method and energy-saving control system for refrigeration plant, have the refrigeration plant of above-mentioned energy-saving control system.
Background technology
In market or supermarket, be provided with commercial cabinet (as the beverage cabinet) mostly to offer purchase of customer food etc.But the power consumption of traditional commercial cabinet is higher.Though, the consumption reduction test at household electrical appliances is arranged at present, just at fixing test environment, seldom consider client's actual service conditions.And traditional Energy Saving Control to commercial cabinet mainly adopts following three kinds of modes:
1) carries out temperature control by the infrared detection flow of the people;
2) adopt real-time clock control business hours and non operation time;
3) adopt real-time clock to control daytime, hours of darkness.
But there is obvious defects in traditional Energy Saving Control mode.Carry out the mode of temperature control by the infrared detection flow of the people, though design concept is more advanced, do not consider that commercial cabinet can occur not having the purchase of customer product but the present situation that has a lot of client's processes when reality is used, thus real realize energy-conservation.Adopt the mode of real-time clock control business hours and non operation time, need manually to set, belong to semi-automatic control.And there is not energy-saving effect fully in the business hours.Adopt real-time clock to control the mode of daytime, hours of darkness, do not have energy-saving effect daytime, can't normally do business evening.
Summary of the invention
Purpose of the present invention is intended to solve at least one of above-mentioned technological deficiency.
First purpose of the present invention is to provide a kind of mode of operation and low energy-saving control method that is used for refrigeration plant of energy consumption that can intelligently switch refrigeration plant.
Second purpose of the present invention is to provide a kind of energy-saving control system for refrigeration plant.
The 3rd purpose of the present invention is to provide a kind of refrigeration plant with above-mentioned energy-saving control system.
For achieving the above object, the embodiment of first aspect present invention has proposed a kind of energy-saving control method for refrigeration plant, comprises the steps:
The mode of operation that described refrigeration plant is set is intelligent mode, under described intelligent mode, records opening time and shut-in time in first scheduled time slot before the chamber door current time of described refrigeration plant;
Detect the opening of the chamber door of the preceding flow of the people of described refrigeration plant and described refrigeration plant, and according to the on off state of the chamber door in second scheduled time slot before second predetermined instant and the current time before first predetermined instant, the described refrigeration plant current time before the flow of the people before the described refrigeration plant, described refrigeration plant current time, the work at present pattern of described refrigeration plant is set; With
According to the work at present pattern of described refrigeration plant, regulate the temperature inside the box of described refrigeration plant.
The energy-saving control method that is used for refrigeration plant according to the embodiment of the invention, can the work at present pattern be set according to utilization rate and the flow of the people before the refrigeration plant of refrigeration plant, and according to work at present pattern adjusting the temperature inside the box, make the temperature inside the box to regulate according to the actual operating position of refrigeration plant, thereby reach the purpose that reduces energy consumption, realize the optimization of using energy source.
In one embodiment of the invention, detect flow of the people before the described refrigeration plant by infrared scanner.
Thus, utilize the infrared detection flow of the people of infrared scanner emission, the scanning accuracy height detects accurately.
In one embodiment of the invention, the work at present pattern of described refrigeration plant is set, comprises the steps:
When chamber door described first predetermined instant before current time of described refrigeration plant is not opened, and described second predetermined instant is not opened before the current time, and do not open in described second scheduled time slot before the current time, the work at present pattern that described refrigeration plant then is set is economic model, under described economic model, the temperature inside the box of described refrigeration plant is first temperature;
When chamber door described first predetermined instant before current time of described refrigeration plant is not opened, or described second predetermined instant is opened once at least before the current time, or open once at least in described second scheduled time slot before the current time, the work at present pattern that described refrigeration plant then is set is general mode, under described normal mode of operation, the temperature inside the box of described refrigeration plant is second temperature;
When described refrigeration plant is in economic model always, and described infrared scanner detects refrigeration plant the place ahead unmanned process in the 3rd scheduled time slot, the work at present pattern that described refrigeration plant then is set is sleep pattern, under described sleep pattern, the temperature inside the box of described refrigeration plant is set to the 3rd temperature;
When described refrigeration plant was in sleep pattern, refrigeration plant was at the 3rd predetermined instant self-regulation mode, and the work at present pattern that described refrigeration plant is set is economic model.
In one embodiment of the invention, described first scheduled time slot is a week, described second scheduled time slot is 30 minutes, described first predetermined instant be current time in moment corresponding the last week, described second predetermined instant is that described current time is in moment corresponding the previous day.
In one embodiment of the invention, described the 3rd scheduled time slot is 2 hours, described the 3rd predetermined instant be refrigeration plant the previous day of current time chamber door open constantly preceding 2 hours for the first time.
In one embodiment of the invention, described the 3rd temperature, first temperature and second temperature reduce successively.
In one embodiment of the invention, further comprise by the luminous effect sensor and detect brightness in the case of described refrigeration plant, the mode of operation of the lamp inside the box of described refrigeration plant is set according to brightness in the flow of the people before the described refrigeration plant and the case, comprising the steps: has the people to pass through in the predetermined radii circumference range of described refrigeration plant, and when brightness was lower than predetermined brightness value in the case of described refrigeration plant, then the lamp inside the box of described refrigeration plant was opened automatically; Unmanned process in the predetermined radii circumference range of described refrigeration plant, perhaps have in the predetermined radii circumference range of described refrigeration plant the people through and the case of described refrigeration plant in brightness when being equal to or higher than described predetermined brightness value, then the lamp inside the box of described refrigeration plant keeps closing.
Thus, adjust the mode of operation of lamp inside the box automatically according to brightness in the case of refrigeration plant, thereby both can guarantee that the user normally used refrigeration plant, can reach the purpose that reduces energy consumption again.
In one embodiment of the invention, the work at present pattern of described refrigeration plant also comprises constant temperature mode, and under described constant temperature mode, the temperature inside the box of described refrigeration plant is adjustable and keep constant.
The embodiment of second aspect present invention has proposed a kind of energy-saving control system for refrigeration plant, comprise: the chamber door state detection module, the flow of the people detection module, control module and temperature control modules, described chamber door state detection module is under the intelligent mode for the mode of operation that described refrigeration plant is set in described control module, record opening time and the shut-in time of first scheduled time slot before the chamber door current time of described refrigeration plant, and detect first predetermined instant before the described refrigeration plant current time, the on off state of the chamber door in second scheduled time slot before second predetermined instant and the current time before the described refrigeration plant current time, the described flow of the people detection module flow of the people before for detection of described refrigeration plant; The on off state of the chamber door in second scheduled time slot before second predetermined instant and the current time before first predetermined instant, the described refrigeration plant current time before the opening of the chamber door of the described refrigeration plant that described control module detects according to the flow of the people that is detected by described flow of the people detection module, by described chamber door state detection module and the opening time in first scheduled time slot of chamber door before current time and shut-in time, the described refrigeration plant current time arranges the work at present pattern of described refrigeration plant; Described temperature control modules is used for the work at present pattern according to described refrigeration plant, regulates the temperature inside the box of described refrigeration plant.
The energy-saving control system that is used for refrigeration plant according to the embodiment of the invention, can the work at present pattern be set according to utilization rate and the flow of the people before the refrigeration plant of refrigeration plant, and according to work at present pattern adjusting the temperature inside the box, make the temperature inside the box to regulate according to the actual operating position of refrigeration plant, thereby reach the purpose that reduces energy consumption, realize the optimization of using energy source.
In one embodiment of the invention, detect chamber door described first predetermined instant before current time of described refrigeration plant does not open when described chamber door state detection module, and described second predetermined instant is not opened before the current time, and described second scheduled time slot is not opened before the current time, then the work at present pattern of described refrigeration plant is set is economic model to described control module, under described economic model, the temperature inside the box that described temperature control modules arranges described refrigeration plant is first temperature; Detect chamber door described first predetermined instant before current time of described refrigeration plant does not open when described chamber door state detection module, or described second predetermined instant is opened once at least before the current time, or open once at least in described second scheduled time slot before the current time, then the work at present pattern of described refrigeration plant is set is general mode to described control module, under described normal mode of operation, the temperature inside the box that described temperature control modules arranges described refrigeration plant is second temperature; When described refrigeration plant is in economic model always, and described flow of the people detection module detects refrigeration plant the place ahead unmanned process in the 3rd scheduled time slot, then the work at present pattern of described refrigeration plant is set is sleep pattern to described control module, under described sleep pattern, the temperature inside the box that described temperature control modules arranges described refrigeration plant is set to the 3rd temperature; When described refrigeration plant was in sleep pattern, described control module was at described the 3rd predetermined instant self-regulation mode, and the work at present pattern that described refrigeration plant is set is economic model.
In one embodiment of the invention,, described first scheduled time slot is a week, described second scheduled time slot is 30 minutes, described first predetermined instant be current time in moment corresponding the last week, described second predetermined instant is that described current time is in moment corresponding the previous day.
In one embodiment of the invention, described the 3rd scheduled time slot is 2 hours, described the 3rd predetermined instant be refrigeration plant the previous day of current time chamber door open constantly preceding 2 hours for the first time.
In one embodiment of the invention, described the 3rd temperature, first temperature and second temperature reduce successively.
In one embodiment of the invention, described chamber door state detection module is the door magnetic switch, and described flow of the people detection module is infrared scanner, and described temperature control modules is temperature sensor.
Thus, utilize the infrared detection flow of the people of infrared scanner emission, the scanning accuracy height detects accurately.
In one embodiment of the invention, energy-saving control system further comprises: the luminous effect sensor, and described luminous effect sensor is for detection of brightness in the case of described refrigeration plant; Lighting control module, described lighting control module is used for the brightness according to the casing of flow of the people and described refrigeration plant before the described refrigeration plant, and the mode of operation of the lamp inside the box of described refrigeration plant is set,
In detecting the predetermined radii circumference range of described refrigeration plant, described flow of the people detection module have the people to pass through, and described luminous effect sensor detects when brightness is lower than predetermined brightness value in the case of described refrigeration plant, and then the described lighting control module lamp inside the box of controlling described refrigeration plant is opened automatically; Unmanned process in described flow of the people detection module detects the predetermined radii circumference range of described refrigeration plant, perhaps have in the predetermined radii circumference range of described refrigeration plant the people through and described luminous effect sensor when detecting in the case of described refrigeration plant brightness and being equal to or higher than described predetermined brightness value, then the described lighting control module lamp inside the box of controlling described refrigeration plant keeps closing.
Thus, adjust the brightness of lamp inside the box automatically according to the brightness in the case of refrigeration plant, thereby both can guarantee that the user normally used refrigeration plant, can reach the purpose that reduces energy consumption again.
In one embodiment of the invention, described lighting control module is luminance sensor.
In one embodiment of the invention, the work at present pattern of described refrigeration plant also comprises constant temperature mode, and under described constant temperature mode, the temperature inside the box of described refrigeration plant is adjustable and keep constant.
The embodiment of third aspect present invention has proposed a kind of refrigeration plant, comprises the described energy-saving control system of second aspect present invention embodiment.
Refrigeration plant according to the embodiment of the invention, can utilize energy-saving control system according to utilization rate and the flow of the people before the refrigeration plant of refrigeration plant the work at present pattern to be set, and according to work at present pattern adjusting the temperature inside the box, make the temperature inside the box to regulate according to the actual operating position of refrigeration plant, thereby reach the purpose that reduces energy consumption, realize the optimization of using energy source.
The aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or the additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the flow chart according to the energy-saving control method that is used for refrigeration plant of the embodiment of the invention; With
Fig. 2 is the structure chart according to the energy-saving control system that is used for refrigeration plant of the embodiment of the invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " vertically ", " laterally ", " on ", close the orientation of indications such as D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " or position is based on orientation shown in the drawings or position relation, only be that the present invention for convenience of description and simplification are described, rather than indication or the hint device of indication or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In description of the invention, need to prove, unless otherwise prescribed and limit, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly to link to each other, and also can link to each other indirectly by intermediary, for the ordinary skill in the art, can understand the concrete implication of above-mentioned term as the case may be.
Below with reference to the energy-saving control method that be used for refrigeration plant of Fig. 1 description according to the embodiment of the invention.Refrigeration plant for example is beverage cabinet etc.
As shown in Figure 1, the energy-saving control method that is used for refrigeration plant according to the embodiment of the invention comprises the steps:
S101: the mode of operation that refrigeration plant is set is intelligent mode, under intelligent mode, and opening time and shut-in time in first scheduled time slot of the chamber door of record-keeping system cool equipment before current time.
At first, the mode of operation that refrigeration plant is set is intelligent mode.Under intelligent mode, utilize the door magnetic switch of refrigeration plant to record all opening time and shut-in times of the chamber door of refrigeration plants constantly in first scheduled time slot before the current time automatically.In one embodiment of the invention, first scheduled time slot can be a week.Be understandable that the length of first scheduled time slot is not limited thereto, according to user's needs, first scheduled time slot can be set at other durations.
Opening time and the shut-in time of chamber door in first scheduled time slot according to the refrigeration plant that records judged the time that refrigeration plant is started a business automatically.The predetermined instant of refrigeration plant before the time of starting a business brings into operation.In one embodiment of the invention, refrigeration plant two hours before the time of starting a business bring into operation, thereby can guarantee that when the business beginning temperature of article meets the demands in the case.
S102: detect the opening of the chamber door of the preceding flow of the people of refrigeration plant and refrigeration plant, the work at present pattern of refrigeration plant is set.
In one embodiment of the invention, by the flow of the people before the infrared scanner detection refrigeration plant.Utilize the preceding flow of the people of infrared scanner emission infrared detection refrigeration plant, the scanning accuracy height, thus can obtain testing result accurately.
Utilize the door magnetic switch of refrigeration plant can detect the on off state of chamber door, the door magnetic switch can record the on off state of chamber door automatically.The door magnetic switch detects refrigeration plant door switch state in second scheduled time slot before second predetermined instant and the current time before first predetermined instant, the current time before current time.In an example of the present invention, first predetermined instant be current time in moment corresponding the last week, second predetermined instant is that current time is in moment corresponding the previous day.Second scheduled time slot is 30 minutes.
Be understandable that first predetermined instant, second predetermined instant and second scheduled time slot all are not limited to above-mentioned example, can be set at other constantly or duration according to user's needs.
The flow of the people that obtains according to detection and the on off state of chamber door arrange the work at present pattern of refrigeration plant.Wherein, the work at present pattern of refrigeration plant comprises economic model, general mode, sleep pattern and constant temperature mode.
S1031: when all not opening in second scheduled time slot before the door magnetic switch detects first predetermined instant, second predetermined instant and the current time of chamber door before current time of refrigeration plant, judge that then this period refrigeration plant frequency of utilization is low, client is less, and the work at present pattern that refrigeration plant is set is economic model.
For example, current time is 8 points morning, the chamber door that detects refrigeration plant when the door magnetic switch is not being opened in preceding 30 minutes from 8 of morning of current time point morning 8 of the last week, current time the previous day and current time, and the work at present pattern that refrigeration plant then is set is economic model.
Under economic model, the temperature inside the box of refrigeration plant is set to first temperature.For example, the temperature inside the box of refrigeration plant is controlled to be about 6 ℃.
S1032: first predetermined instant of chamber door before current time that detects refrigeration plant when the door magnetic switch do not opened, at least open once in second predetermined instant before current time and second scheduled time slot before the current time, the use of then judging refrigeration plant in this period is frequent, client is more, and the work at present pattern that refrigeration plant is set is general mode.
For example, current time is 9 points morning, the chamber door that detects refrigeration plant when the door magnetic switch was not opened from 9 of morning of current time the last week, at least open once in preceding 30 minutes at 9 of morning of current time the previous day and current time, the work at present pattern that refrigeration plant then is set is economic model.
Under normal mode of operation, the temperature inside the box of refrigeration plant is set to second temperature.For example, the temperature inside the box of refrigeration plant is controlled to be about 3 ℃.
S1033: when refrigeration plant is in economic model always, to detect refrigeration plant the place ahead unmanned through out-of-date in the 3rd scheduled time slot when infrared scanner, then judging in this period does not have client to use refrigeration plant, and the work at present pattern that refrigeration plant is set is sleep pattern.In one embodiment of the invention, the 3rd scheduled time slot is 2 hours.Be understandable that the duration of the 3rd scheduled time slot is not limited thereto, according to user's needs, can be set at other durations.
Under sleep pattern, the temperature inside the box of refrigeration plant is set to the 3rd temperature.For example, the temperature inside the box of refrigeration plant is controlled to be about 15 ℃.
When refrigeration plant was in sleep pattern, refrigeration plant was at the 3rd predetermined instant self-regulation mode, and the work at present pattern that refrigeration plant is set is economic model.In an example of the present invention, the 3rd predetermined instant be refrigeration plant the previous day of current time chamber door open constantly preceding 2 hours for the first time.
In one embodiment of the invention, the 3rd temperature, first temperature and second temperature reduce successively.
When storing the high article of temperature requirement in the refrigeration plant, refrigeration plant is set to constant temperature mode.Under constant temperature mode, the temperature inside the box of refrigeration plant is adjustable and keep constant.
The energy-saving control method that is used for refrigeration plant that the embodiment of the invention provides is except regulating the temperature inside the box, reach outside the purpose of energy saving, can also be by flow of the people and the interior brightness of refrigeration plant case of judging that refrigeration plant is preceding, the mode of operation of regulating the lamp inside the box of refrigeration plant.
Whether the someone passed through before infrared scanner detected refrigeration plant, when having detected the people through out-of-date, detected with sensor by light efficiency brightness in the case of refrigeration plant before according to described refrigeration plant flow of the people and case in brightness the mode of operation of the lamp inside the box of described refrigeration plant is set.
Particularly, when brightness was lower than predetermined brightness value in people's process and refrigeration plant case are arranged in the predetermined radii circumference range of refrigeration plant, the lamp inside the box of refrigeration plant was opened automatically.Unmanned process in the predetermined radii circumference range of refrigeration plant, perhaps have in the predetermined radii circumference range of refrigeration plant the people through and the case of refrigeration plant in brightness when being equal to or higher than predetermined brightness value, then the lamp inside the box of refrigeration plant keeps closing.
When the brightness in the refrigeration plant case was equal to or higher than predetermined brightness value, perhaps infrared scanner had the people through out-of-date before detecting refrigeration plant, closes the lamp inside the box of refrigeration plant.
In an example of the present invention, predetermined radii can be 3 meters.
Thus, adjust the mode of operation of the lamp inside the box of refrigeration plant automatically according to brightness in the case of refrigeration plant, thereby both can guarantee that the user normally used refrigeration plant, can reach the purpose that reduces energy consumption again.
The energy-saving control method that is used for refrigeration plant according to the embodiment of the invention, can the work at present pattern be set according to utilization rate and the flow of the people before the refrigeration plant of refrigeration plant, and according to work at present pattern adjusting the temperature inside the box, make the temperature inside the box to regulate according to the actual operating position of refrigeration plant, thereby reach the purpose that reduces energy consumption, realize the optimization of using energy source.
Below with reference to the energy-saving control system 200 that be used for refrigeration plant of Fig. 2 description according to the embodiment of the invention.
As shown in Figure 2, the energy-saving control system 200 that is used for refrigeration plant according to the embodiment of the invention comprises: chamber door state detection module 210, flow of the people detection module 220, control module 230 and temperature control modules 240.In one embodiment of the invention, refrigeration plant for example is beverage cabinet etc.Wherein, chamber door state detection module 210 is under the intelligent mode for the mode of operation that refrigeration plant is set in control module 230, opening time and shut-in time in first scheduled time slot of the chamber door of record-keeping system cool equipment before current time, and detect to detect the on off state of the chamber door in second scheduled time slot before second predetermined instant before first predetermined instant before the refrigeration plant current time, the current time and the current time; Flow of the people detection module 220 is for detection of the flow of the people before the refrigeration plant; The opening of the chamber door of the refrigeration plant that control module 230 detects according to the flow of the people that is detected by flow of the people detection module 220, by chamber door state detection module 210 and the opening time in first scheduled time slot of chamber door before current time and shut-in time, the refrigeration plant on off state of the chamber door in second scheduled time slot before second predetermined instant and the current time before first predetermined instant, the current time before current time arranges the work at present pattern of refrigeration plant; The work at present pattern that temperature control modules 240 is used for according to refrigeration plant, the temperature inside the box of adjusting refrigeration plant.
The mode of operation that control module 230 arranges refrigeration plant is intelligent mode, under intelligent mode, and opening time and shut-in time in first scheduled time slot of the chamber door of chamber door state detection module 210 record-keeping system cool equipments before current time.In one embodiment of the invention, first scheduled time slot can be a week.Be understandable that the length of first scheduled time slot is not limited thereto, according to user's needs, first scheduled time slot can be set at other durations.
In one embodiment of the invention, chamber door state detection module 210 can be the door magnetic switch.
Flow of the people detection module 220 detects the flow of the people before the refrigeration plant, the opening of the chamber door of chamber door state detection module 210 refrigeration plants.According to the on off state of the chamber door of the flow of the people before the refrigeration plant, refrigeration plant and chamber door opening time and shut-in time, the refrigeration plant on off state of the chamber door in second scheduled time slot before second predetermined instant and the current time before first predetermined instant, the current time before current time in first scheduled time before current time, control module 230 arranges the work at present pattern of refrigeration plant.
In one embodiment of the invention, flow of the people detection module 220 can be infrared scanner.Utilize the preceding flow of the people of infrared scanner emission infrared detection refrigeration plant, the scanning accuracy height, thus can obtain testing result accurately.Utilize the door magnetic switch can detect the on off state of chamber door, the door magnetic switch can record the on off state of chamber door automatically.The door magnetic switch detects refrigeration plant door switch state in second scheduled time slot before second predetermined instant and the current time before first predetermined instant, the current time before current time.In an example of the present invention, first predetermined instant be current time in moment corresponding the last week, second predetermined instant is that current time is in moment corresponding the previous day.Second scheduled time slot is 30 minutes.
Be understandable that first predetermined instant, second predetermined instant and second scheduled time slot all are not limited to above-mentioned example, can be set at other constantly or duration according to user's needs.
The flow of the people that control module 230 obtains according to detection and the on off state of chamber door arrange the work at present pattern of refrigeration plant.Wherein, the work at present pattern of refrigeration plant comprises economic model, general mode, sleep pattern and constant temperature mode.
When all not opening in second scheduled time slot before chamber door state detection module 210 detects first predetermined instant, second predetermined instant and the current time of chamber door before current time of refrigeration plant, then control module 230 judges that this period refrigeration plant frequency of utilization is low, client is less, and the work at present pattern that refrigeration plant is set is economic model.
Under economic model, the temperature inside the box that temperature control modules 240 arranges refrigeration plant is first temperature.For example, temperature control modules 240 is controlled to be the temperature inside the box of refrigeration plant about 6 ℃.In an example of the present invention, temperature control modules can be temperature sensor.
First predetermined instant of chamber door before current time that detects refrigeration plant when chamber door state detection module 210 do not opened, at least open once in second predetermined instant before current time and second scheduled time slot before the current time, then control module 230 judges that the use of refrigeration plant in this period is frequent, client is more, and the work at present pattern that refrigeration plant is set is general mode.
Under normal mode of operation, the temperature inside the box that temperature control modules 240 arranges refrigeration plant is second temperature.For example, the temperature inside the box of arranging refrigeration plant of temperature control modules 240 is controlled to be about 3 ℃.
When refrigeration plant is in economic model always, flow of the people detection module 220 scans when nobody is through refrigeration plant in the 3rd scheduled time slot that current time rises, then control module 230 judges in this period do not have client to use refrigeration plant, and the work at present pattern that refrigeration plant is set is sleep pattern.In one embodiment of the invention, the 3rd scheduled time slot is 2 hours.Be understandable that the duration of the 3rd scheduled time slot is not limited thereto, according to user's needs, can be set at other durations.
Under sleep pattern, the temperature inside the box that temperature control modules 240 arranges refrigeration plant is the 3rd temperature.For example, temperature control modules 240 is controlled to be the temperature inside the box of refrigeration plant about 15 ℃.
When refrigeration plant was in sleep pattern, refrigeration plant was at the 3rd predetermined instant self-regulation mode, and the work at present pattern that refrigeration plant is set is economic model.In an example of the present invention, the 3rd predetermined instant be refrigeration plant the previous day of current time chamber door open constantly preceding 2 hours for the first time.
In one embodiment of the invention, the 3rd temperature, first temperature and second temperature reduce successively.
When storing the high article of temperature requirement in the refrigeration plant, temperature control modules 240 arranges refrigeration plant and is set to constant temperature mode.Under constant temperature mode, the temperature inside the box of refrigeration plant is adjustable and keep constant.
The energy-saving control system that is used for refrigeration plant that the embodiment of the invention provides is except regulating the temperature inside the box, reach outside the purpose of energy saving, can also be by brightness in the case of the flow of the people before the judgement refrigeration plant and refrigeration plant, the mode of operation of regulating the lamp inside the box of refrigeration plant.
Particularly, the energy-saving control system 200 that is used for refrigeration plant according to the embodiment of the invention further comprises luminous effect sensor 250 and lighting control module 260.Luminous effect sensor 250 is for detection of brightness in the case of refrigeration plant, and the brightness that lighting control module 260 is used for according to the casing of flow of the people before the refrigeration plant and refrigeration plant arranges the mode of operation of the lamp inside the box of refrigeration plant.In an example of the present invention, lighting control module 260 is luminance sensor.
Particularly, whether flow of the people detection module 220 has people's process before detecting refrigeration plants, when having detected the people through out-of-date, is detected brightness in the case of refrigeration plant with sensor by light efficiency.In luminous effect sensor 250 detects the predetermined radii circumference range of refrigeration plants, have the people through and the refrigeration plant case in brightness when being lower than predetermined brightness value, the lamp inside the box of the described refrigeration plant of lighting control module 260 controls is opened automatically.Unmanned process in the predetermined radii circumference range of luminous effect sensor 250 detection refrigeration plants, perhaps have in the predetermined radii circumference range of refrigeration plant the people through and the case of refrigeration plant in brightness when being equal to or higher than predetermined brightness value, then the lamp inside the box of the described refrigeration plant of lighting control module 260 controls keeps closing.
In an example of the present invention, predetermined radii can be 3 meters.
Thus, adjust the mode of operation of lamp inside the box automatically according to the brightness in the refrigeration plant case, thereby both can guarantee that the user normally used refrigeration plant, can reach the purpose that reduces energy consumption again.
The energy-saving control system that is used for refrigeration plant according to the embodiment of the invention, can the work at present pattern be set according to utilization rate and the flow of the people before the refrigeration plant of refrigeration plant, and according to work at present pattern adjusting the temperature inside the box, make the temperature inside the box to regulate according to the actual operating position of refrigeration plant, thereby reach the purpose that reduces energy consumption, realize the optimization of using energy source.
Embodiments of the invention also provide a kind of refrigeration plant, comprise the energy-saving control system 200 that the above embodiment of the present invention provides.
Refrigeration plant according to the embodiment of the invention, can utilize energy-saving control system according to utilization rate and the flow of the people before the refrigeration plant of refrigeration plant the work at present pattern to be set, and according to work at present pattern adjusting the temperature inside the box, make the temperature inside the box to regulate according to the actual operating position of refrigeration plant, thereby reach the purpose that reduces energy consumption, realize the optimization of using energy source.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiment that scope of the present invention is by claims and be equal to and limit.
Claims (18)
1. an energy-saving control method that is used for refrigeration plant is characterized in that, comprises the steps:
The mode of operation that described refrigeration plant is set is intelligent mode, under described intelligent mode, records opening time and shut-in time in first scheduled time slot before the chamber door current time of described refrigeration plant;
Detect the opening of the chamber door of the preceding flow of the people of described refrigeration plant and described refrigeration plant, and according to the on off state of the chamber door in second scheduled time slot before the on off state of chamber door and current time during second predetermined instant before the on off state of chamber door, described refrigeration plant current time during first predetermined instant before the flow of the people before the described refrigeration plant, described refrigeration plant current time, the work at present pattern of described refrigeration plant is set; With
According to the work at present pattern of described refrigeration plant, regulate the temperature inside the box of described refrigeration plant.
2. energy-saving control method as claimed in claim 1 is characterized in that, detects flow of the people before the described refrigeration plant by infrared scanner.
3. energy-saving control method as claimed in claim 1 is characterized in that, the work at present pattern of described refrigeration plant is set, and comprises the steps:
When chamber door described first predetermined instant before current time of described refrigeration plant is not opened, and described second predetermined instant is not opened before the current time, and do not open in described second scheduled time slot before the current time, the work at present pattern that described refrigeration plant then is set is economic model, under described economic model, the temperature inside the box of described refrigeration plant is first temperature;
When chamber door described first predetermined instant before current time of described refrigeration plant is not opened, or open once at least in described second scheduled time slot before described second predetermined instant and the current time before the current time, the work at present pattern that described refrigeration plant then is set is general mode, under described general mode, the temperature inside the box of described refrigeration plant is second temperature;
When described refrigeration plant is in economic model always, and described infrared scanner detects refrigeration plant the place ahead unmanned process in the 3rd scheduled time slot, the work at present pattern that described refrigeration plant then is set is sleep pattern, under described sleep pattern, the temperature inside the box of described refrigeration plant is set to the 3rd temperature;
When described refrigeration plant was in sleep pattern, refrigeration plant was at the 3rd predetermined instant self-regulation mode, and the work at present pattern that described refrigeration plant is set is economic model.
4. as claim 1 or 3 described energy-saving control methods, it is characterized in that, described first scheduled time slot is a week, described second scheduled time slot is 30 minutes, described first predetermined instant be current time in moment corresponding the last week, described second predetermined instant is that described current time is in moment corresponding the previous day.
5. energy-saving control method as claimed in claim 3 is characterized in that, described the 3rd scheduled time slot is 2 hours, described the 3rd predetermined instant be refrigeration plant the previous day of current time chamber door open constantly preceding 2 hours for the first time.
6. energy-saving control method as claimed in claim 3 is characterized in that, described the 3rd temperature, first temperature and second temperature reduce successively.
7. energy-saving control method as claimed in claim 2, it is characterized in that, further comprise by the luminous effect sensor and detect brightness in the case of described refrigeration plant, according to brightness in the flow of the people before the described refrigeration plant and the case mode of operation of the lamp inside the box of described refrigeration plant is set, comprises the steps:
In the predetermined radii circumference range of described refrigeration plant people's process is arranged, and brightness is when being lower than predetermined brightness value in the case of described refrigeration plant, then the lamp inside the box of described refrigeration plant is opened automatically; Unmanned process in the predetermined radii circumference range of described refrigeration plant, perhaps have in the predetermined radii circumference range of described refrigeration plant the people through and the case of described refrigeration plant in brightness when being equal to or higher than described predetermined brightness value, then the lamp inside the box of described refrigeration plant keeps closing.
8. energy-saving control method as claimed in claim 1 is characterized in that, the work at present pattern of described refrigeration plant also comprises constant temperature mode, and under described constant temperature mode, the temperature inside the box of described refrigeration plant is adjustable and keep constant.
9. an energy-saving control system that is used for refrigeration plant is characterized in that, comprising: chamber door state detection module, flow of the people detection module, control module and temperature control modules,
Described chamber door state detection module is under intelligent mode for the mode of operation that described refrigeration plant is set in described control module, record opening time and shut-in time in the first scheduled time slot before the chamber door current time of described refrigeration plant, and the on off state of the chamber door in the second scheduled time slot before the on off state of chamber door and current time during the second predetermined instant before the on off state, described refrigeration plant current time of chamber door while detecting the first predetermined instant before described refrigeration plant current time
The flow of the people of described flow of the people detection module before for detection of described refrigeration plant;
The opening of the chamber door of the described refrigeration plant that described control module detects according to the flow of the people that is detected by described flow of the people detection module, by described chamber door state detection module and the opening time in first scheduled time slot of chamber door before current time and shut-in time, the described refrigeration plant on off state of the chamber door in second scheduled time slot before second predetermined instant and the current time before first predetermined instant, the described refrigeration plant current time before current time arranges the work at present pattern of described refrigeration plant;
Described temperature control modules is used for the work at present pattern according to described refrigeration plant, regulates the temperature inside the box of described refrigeration plant.
10. energy-saving control system as claimed in claim 9 is characterized in that,
Detect chamber door described first predetermined instant before current time of described refrigeration plant does not open when described chamber door state detection module, and described second predetermined instant is not opened before the current time, and described second scheduled time slot is not opened before the current time, then the work at present pattern of described refrigeration plant is set is economic model to described control module, under described economic model, the temperature inside the box that described temperature control modules arranges described refrigeration plant is first temperature;
Detect chamber door described first predetermined instant before current time of described refrigeration plant does not open when described chamber door state detection module, or open once at least in described second scheduled time slot before described second predetermined instant and the current time before the current time, then the work at present pattern of described refrigeration plant is set is general mode to described control module, under described general mode, the temperature inside the box that described temperature control modules arranges described refrigeration plant is second temperature;
When described refrigeration plant is in economic model always, and described flow of the people detection module detects refrigeration plant the place ahead unmanned process in the 3rd scheduled time slot, then the work at present pattern of described refrigeration plant is set is sleep pattern to described control module, under described sleep pattern, the temperature inside the box that described temperature control modules arranges described refrigeration plant is set to the 3rd temperature;
When described refrigeration plant was in sleep pattern, described control module was at described the 3rd predetermined instant self-regulation mode, and the work at present pattern that described refrigeration plant is set is economic model.
11. as claim 9 or 10 described energy-saving control systems, it is characterized in that, described first scheduled time slot is a week, described second scheduled time slot is 30 minutes, described first predetermined instant be current time in moment corresponding the last week, described second predetermined instant is that described current time is in moment corresponding the previous day.
12. energy-saving control system as claimed in claim 10 is characterized in that, described the 3rd scheduled time slot is 2 hours, described the 3rd predetermined instant be refrigeration plant the previous day of current time chamber door open constantly preceding 2 hours for the first time.
13. energy-saving control system as claimed in claim 10 is characterized in that, described the 3rd temperature, first temperature and second temperature reduce successively.
14. energy-saving control system as claimed in claim 9 is characterized in that, described chamber door state detection module is the door magnetic switch, and described flow of the people detection module is infrared scanner, and described temperature control modules is temperature sensor.
15. energy-saving control system as claimed in claim 9 is characterized in that, further comprises:
The luminous effect sensor, described luminous effect sensor is for detection of brightness in the case of described refrigeration plant;
Lighting control module, described lighting control module is used for the brightness according to the casing of flow of the people and described refrigeration plant before the described refrigeration plant, and the mode of operation of the lamp inside the box of described refrigeration plant is set,
In detecting the predetermined radii circumference range of described refrigeration plant, described flow of the people detection module have the people to pass through, and described luminous effect sensor detects when brightness is lower than predetermined brightness value in the case of described refrigeration plant, and then the described lighting control module lamp inside the box of controlling described refrigeration plant is opened automatically; Unmanned process in described flow of the people detection module detects the predetermined radii circumference range of described refrigeration plant, perhaps have in the predetermined radii circumference range of described refrigeration plant the people through and described luminous effect sensor when detecting in the case of described refrigeration plant brightness and being equal to or higher than described predetermined brightness value, then the described lighting control module lamp inside the box of controlling described refrigeration plant keeps closing.
16. energy-saving control system as claimed in claim 15 is characterized in that, described lighting control module is luminance sensor.
17. energy-saving control system as claimed in claim 9 is characterized in that, the work at present pattern of described refrigeration plant also comprises constant temperature mode, and under described constant temperature mode, the temperature inside the box of described refrigeration plant is adjustable and keep constant.
18. a refrigeration plant is characterized in that, comprises each described energy-saving control system among the claim 9-17.
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| CN104236189A (en) * | 2013-06-18 | 2014-12-24 | 苏州三星电子有限公司 | Time-division running refrigerator and control method |
| CN103868321B (en) * | 2014-03-24 | 2016-01-13 | 合肥美的电冰箱有限公司 | The control method of refrigerator and refrigerator |
| CN105486008A (en) * | 2014-10-07 | 2016-04-13 | 日立空调·家用电器株式会社 | Refrigerator |
| KR101723169B1 (en) * | 2015-06-18 | 2017-04-05 | 동부대우전자 주식회사 | Apparatus and method for controlling a refrigerator according to surrounding brightness |
| CN105115241A (en) * | 2015-09-07 | 2015-12-02 | 合肥美的电冰箱有限公司 | Refrigerator energy-saving control method and refrigerator adopting method |
| CN105180589B (en) * | 2015-10-27 | 2018-05-11 | 合肥美的电冰箱有限公司 | A kind of controlling method for refrigerator and controller |
| CN106940117A (en) * | 2017-03-08 | 2017-07-11 | 佛山市小鲜互联电器科技有限公司 | A kind of layout structure of refrigerator display screen |
| CN106940118A (en) * | 2017-03-08 | 2017-07-11 | 佛山市小鲜互联电器科技有限公司 | A kind of controlling method for refrigerator |
| CN109357473B (en) * | 2018-10-24 | 2020-03-20 | 珠海格力电器股份有限公司 | Refrigerator, refrigerator control method and refrigerator control device |
| CN114413562A (en) * | 2021-12-31 | 2022-04-29 | 广东哈士奇制冷科技股份有限公司 | Refrigeration equipment control method and device based on people flow analysis |
| CN114413563B (en) * | 2022-01-17 | 2023-10-31 | 广东哈士奇制冷科技股份有限公司 | Refrigeration equipment control method, refrigeration equipment control system, electronic equipment and readable storage medium |
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Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee after: Hefei Midea Refrigerator Co., Ltd. Patentee after: Hefei Hualing Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee before: Hefei Media Rongshida Refrigerator Co., Ltd. Patentee before: Hefei Hualing Co., Ltd. |