CN112856636A - Computing power type central air conditioner - Google Patents
Computing power type central air conditioner Download PDFInfo
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- CN112856636A CN112856636A CN202110127652.1A CN202110127652A CN112856636A CN 112856636 A CN112856636 A CN 112856636A CN 202110127652 A CN202110127652 A CN 202110127652A CN 112856636 A CN112856636 A CN 112856636A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0096—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater combined with domestic apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/18—Details or features not otherwise provided for combined with domestic apparatus
- F24F2221/183—Details or features not otherwise provided for combined with domestic apparatus combined with a hot-water boiler
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Abstract
The invention discloses a computing power type central air conditioner, which relates to the technical field of air conditioners and comprises a heat supply system and a control system, wherein a heat exchange system comprises a water tank, a heating unit and a circulating water pump, the heating unit comprises at least one chip, water in the water tank exchanges heat in the heating unit through heat generated by the chip, and the control system comprises a data statistics module, a real-time data acquisition module and a dynamic optimization module; the data statistics module is used for counting the working data and the historical environmental data of the air conditioning equipment and generating optimal allocation algorithms under different working conditions according to the working data and the historical environmental data of the equipment; the central air conditioner performs waste heat heating through heat generated by the work of the control chip of the central air conditioner, has high heat collection efficiency and good heating effect, heats at constant temperature, and saves the heating cost; the central air conditioner can realize autonomous optimization, automatically adjust parameters and realize intelligent management and control of the Internet of things. The purposes of flexibility and energy conservation are achieved.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a computing power type central air conditioner.
Background
The central air conditioning system is composed of one or more cold and heat source systems and a plurality of air conditioning systems, the system is different from the traditional refrigerant type air conditioner, air (such as a single machine, VRV) is processed in a centralized way to achieve the comfort requirement, and the principle of liquid gasification refrigeration is adopted to provide the required cold energy for the air conditioning systems so as to offset the heat load of the indoor environment; the heating system provides the heat required by the air conditioning system to offset the cold and warm load of the indoor environment, the refrigeration system is a vital part of the central air conditioning system, the type, the operation mode, the structural form and the like of the refrigeration system directly influence the economical efficiency, the high efficiency and the rationality of the central air conditioning system in operation, the central air conditioning system is indispensable, but the central air conditioning system is also an important energy consumption facility, the power consumption of the central air conditioning system usually accounts for considerable proportion in the whole building or a public place, the refrigeration technology of the air conditioning belongs to the common refrigeration range, and mainly adopts a liquid vaporization refrigeration method (mainly utilizes the liquid vaporization process to absorb latent heat, the liquid pressures are different, the pressures are lower, the boiling points are lower), the liquid vaporization refrigeration is realized by utilizing the heat absorption effect during the liquid vaporization and the heat release effect during the condensation, according to different ways of transferring heat from a high-temperature object to a low-temperature object, the method can be divided into the following steps: the selection of vapor compression refrigeration, absorption refrigeration, and central air conditioning refrigeration systems should be determined according to various objective conditions such as load size, energy supply manner, and convenience.
In the existing central air-conditioning system, heat generated by the operation of a control chip is generally dissipated through a heat dissipation system, so that energy is wasted; in addition, the existing central air-conditioning system cannot realize the remote control intellectualization of the Internet of things.
Disclosure of Invention
In order to solve the problems of the prior art, the invention specifically adopts the following technical scheme:
a computing power type central air conditioner comprises a heat supply system which can supply heat to the outside and a control system which controls the heat supply system and other systems of the central air conditioner;
the heat exchange system comprises a water tank, a heating unit and a circulating water pump, wherein the heating unit is provided with a water inlet and a water outlet, the water tank is communicated with the water inlet through a water pipe, and the water outlet is connected with the water inlet end of the circulating water pump through a water pipe;
the heating unit comprises at least one chip, the water in the water tank exchanges heat in the heating unit through heat generated by the chip, and the water after heat exchange is output through the circulating water pump and exchanges heat with an external system again for heating or supplying heat;
the control system comprises a data statistics module, a real-time data acquisition module and a dynamic optimization searching module;
the data statistics module is used for counting the working data and the historical environmental data of the air conditioning equipment and generating optimal allocation algorithms under different working conditions according to the working data and the historical environmental data of the air conditioning equipment;
the real-time data acquisition module is used for acquiring current data from each data monitoring device on the air conditioning equipment in real time;
and the dynamic optimizing module is used for matching an optimal allocation algorithm according to the current data to obtain an optimized execution parameter.
The heating unit further comprises a heat dissipation device for dissipating heat of the chip, wherein the heat dissipation device comprises a heat dissipation plate, one end of the heat dissipation plate is sealed, and the other end of the heat dissipation plate is provided with a water inlet side and a water outlet side;
the heating panel is provided with the heat dissipation pipeline, the heat dissipation pipeline includes: the water inlet pipeline comprises a plurality of branch water inlet pipelines, a plurality of branch water outlet pipelines and a plurality of communication pipelines, wherein one end of each branch water inlet pipeline is communicated with the water inlet side, one end of each branch water outlet pipeline is communicated with the water outlet side, and the branch water inlet pipelines are communicated with the other ends of the branch water outlet pipelines through communication pipelines;
wherein, the branch water inlet pipelines and the branch water outlet pipelines are parallel to each other, and the distances among the pipelines are equal.
The further proposal is that the aperture sizes of the branch water inlet pipelines and the branch water outlet pipelines are the same.
The heating unit further comprises one or more board card module heat dissipation units; the integrated circuit board module radiating unit includes: the heat dissipation plate is arranged between every two adjacent board cards and is respectively attached to two surfaces of the heat dissipation plate; the position of the heat dissipation plate corresponds to the position of the chip on the board card.
Further, the air conditioning equipment working data comprises: the flow rate, flow, current, voltage, wind pressure and wind speed of the supplied and returned water.
Further, the historical environmental data includes: air temperature, air humidity, cleanliness and physicochemical effects.
Further, each data monitoring device on the air conditioning equipment comprises: the energy meter, the flowmeter, differential pressure sensor, humiture sensor voltmeter, air quality sensor, time-recorder.
Further, the current data includes: environmental condition data and load data, the environmental condition data comprising: outdoor temperature, outdoor humidity, solar irradiance and wind speed; the load data includes: indoor temperature, indoor humidity, and barometric pressure data.
The system further comprises an NB-IoT adapter which is arranged in an outdoor cabin body of the air conditioner internal and external unit and used for realizing data interaction between the air conditioner internal and external unit and a cloud end; the NB-IoT adapter comprises a main control chip and a communication chip, wherein the main control chip is connected with the communication chip;
the main control chip is used for acquiring the operation information of the air conditioner internal and external units and transmitting the changed state point positions of the air conditioner internal and external units to the communication chip;
the communication chip is used for receiving the changed state point positions of the air conditioner internal and external units and returning the current operation information of the air conditioner internal and external units to the cloud end according to the changed state point positions of the air conditioner internal and external units.
Further, the main control chip is configured to: acquiring operation information of the internal and external units of the air conditioner; when any state point position of the air conditioner internal and external units changes, setting a change flag bit in a state point bit group where the changed state point position is located;
the communication chip is configured to:
issuing a read-write instruction to the main control chip every a first preset time length to poll a change flag bit in each state point bit group;
when any set change zone bit is polled, searching a state point bit group where the set change zone bit is positioned as a target state point bit group;
polling each state point in the target state point group, and updating the pre-stored state values of the internal and external units of the air conditioner according to the changed state point in the target state point group;
and after the pre-stored state values of the internal and external units of the air conditioner are updated, clearing the change flag bit of the target state point bit group.
The invention has the beneficial effects that:
the central air conditioner performs waste heat heating through heat generated by the work of the control chip of the central air conditioner, has high heat collection efficiency and good heating effect, heats at constant temperature, and saves the heating cost;
according to the invention, the heat dissipation plate is arranged, and the plurality of parallel branch water inlet pipelines and the plurality of branch water outlet pipelines are arranged in the heat dissipation plate and are uniformly distributed in the heat dissipation plate, so that the flow of water flow from a water flow inlet to a water flow outlet is short, the water flow can be rapidly distributed in the whole heat dissipation plate, and excessive heat generated in the chip work can be timely taken away by the board card and the heat dissipation plate which are arranged alternately, the temperature of the chip is effectively reduced, the safe work of the chip is ensured, the liquid cooling heat dissipation of the chip is realized, the heat dissipation efficiency is high, the overall heat dissipation effect is better, the heat dissipation cost is low, the power consumption is 10% of that of air cooling, the traditional.
According to the invention, optimal allocation algorithms under different working conditions are generated through equipment working data and historical environment data, and then the optimal allocation algorithms are matched according to the current data of the air conditioning equipment to obtain optimized execution parameters, so that the aims of avoiding invalid operation of design margin redundancy under non-design extreme working conditions, automatically adjusting parameters by a system, and realizing remote control, intelligence, high efficiency and adaptability to various working conditions are fulfilled;
the central air conditioner can realize autonomous optimization, automatically adjust parameters and realize intelligent management and control of the Internet of things.
The purposes of flexibility and energy conservation are achieved;
the central air conditioner adopts the NB-IoT mode to access the network, and the NB-IoT adapter realizes the data interaction between the indoor and outdoor units of the air conditioner and the cloud, including the uploading of the unit operation information, the issuing of the control strategy and the like, so that the complicated network distribution process is avoided, a convenient and simple network access mode is provided, and higher use experience is brought to users.
Drawings
Fig. 1 is a schematic structural diagram of a heat exchange system in a computing power type central air conditioner according to an embodiment of the present invention;
FIG. 2 is a perspective view of a heat sink plate according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a water flow passage in a heat sink plate according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the connection between the heat spreader and the board card according to the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a control system according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a central air conditioner and NB-IoT adapter according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of an NB-IoT adapter in an embodiment of the present invention;
the attached drawings are marked as follows: 1-a water tank; 2-a heating unit; 20-chip; 21-a heat sink; 210-a branched water inlet pipeline; 211-branched water inlet line; 22-board card; and 3-a circulating water pump.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 4, an embodiment of the present invention discloses a computing type central air conditioner, including a heating system for supplying heat to the outside and a control system for controlling the heating system and other systems of the central air conditioner;
the heat exchange system comprises a water tank 1, a heating unit 2 and a circulating water pump 3, wherein the heating unit 2 is provided with a water inlet and a water outlet, the water tank 1 is communicated with the water inlet through a water pipe, and the water outlet is connected with the water inlet end of the circulating water pump 3 through a water pipe;
the heating unit 2 comprises at least one chip 20, heat exchange is carried out in the heating unit 2 by heat generated by heating of the chip 20, and the water after heat exchange is output by the circulating water pump 3 and is used for heating or heat supply after heat exchange is carried out with an external system again;
the heating unit 2 further comprises a heat dissipation device for dissipating heat of the chip 20, the heat dissipation device comprises a heat dissipation plate 21, one end of the heat dissipation plate 21 is sealed, and the other end of the heat dissipation plate 21 is provided with a water inlet side and a water outlet side;
the heat dissipation plate 21 is provided with a heat dissipation pipeline including: a plurality of branch water inlet pipelines 210 with one ends communicated with the water inlet side, a plurality of branch water outlet pipelines 211 with one ends communicated with the water outlet side, and the plurality of branch water inlet pipelines 210 are communicated with the other ends of the plurality of branch water outlet pipelines 211 through a communication pipeline;
the branch inlet pipes 210 and the branch outlet pipes 211 are parallel to each other, and the distances between the pipes are equal.
The diameters of the branch water inlet pipes 210 and the branch water outlet pipes 211 are the same.
The heating unit 2 also comprises one or more board card module heat dissipation units; the integrated circuit board module radiating unit includes: the heat dissipation plates 21 are arranged between every two adjacent board cards 22 and are respectively attached to two surfaces of each heat dissipation plate 21; the position of the heat-radiating plate 21 corresponds to the position of the chip on the board 22.
The central air conditioner supplies heat by waste heat generated by the work of the control chip of the central air conditioner, has high heat collection efficiency and good heating effect, supplies heat at constant temperature, and saves the heating cost;
the heat dissipation plate is arranged to dissipate heat of the chip, and the plurality of parallel branch water inlet pipelines and the plurality of branch water outlet pipelines are arranged in the heat dissipation plate and are uniformly distributed in the heat dissipation plate, so that the flow of water flow from the water flow inlet to the water flow outlet is short, the water flow can be rapidly distributed in the whole heat dissipation plate, the heat dissipation efficiency is high, the integral heat dissipation effect is better, the traditional fan can be replaced, the noise is reduced, and the energy consumption is reduced.
As shown in fig. 5, the control system includes a data statistics module, a real-time data acquisition module, and a dynamic optimization module;
the data statistics module is used for counting the working data and the historical environmental data of the air conditioning equipment and generating optimal allocation algorithms under different working conditions according to the working data and the historical environmental data of the equipment;
the real-time data acquisition module is used for acquiring current data from each data monitoring device on the air conditioning equipment in real time;
and the dynamic optimizing module is used for matching the optimal allocation algorithm according to the current data to obtain the optimized execution parameters.
In this embodiment, the air conditioning equipment operation data includes: the flow rate, flow, current, voltage, wind pressure and wind speed of the supplied and returned water.
In the present embodiment, the historical environmental data includes: air temperature, air humidity, cleanliness and physicochemical effects.
In this embodiment, each data monitoring device on the air conditioning equipment includes: the energy meter, the flowmeter, differential pressure sensor, humiture sensor voltmeter, air quality sensor, time-recorder.
In this embodiment, the current data includes: environmental condition data and load data, the environmental condition data comprising: outdoor temperature, outdoor humidity, solar irradiance and wind speed; the load data includes: indoor temperature, indoor humidity, and barometric pressure data.
The self-optimizing control method of the Internet of things central air conditioner based on the cloud computing comprises the following steps:
s1: counting working data and historical environment data of air conditioning equipment, and generating optimal allocation algorithms under different working conditions according to the working data and the historical environment data of the air conditioning equipment;
s2: collecting current data in real time from each data monitoring on the air conditioning equipment;
s3: and matching the optimal allocation algorithm according to the current data to obtain the optimized execution parameters and transmitting the optimized execution parameters to the air conditioning equipment.
The specific implementation process is as follows:
performing bottom networking according to customer requirements and field conditions, and uploading digital quantity or analog quantity information acquired by each controlled device to a system;
establishing a sequential control and a sequential control process which are interlocked with each other based on a safe sequential logic relation according to each unit of controlled equipment in a determined system, for example, in the system, firstly starting a freezing water pump, then starting a cooling water pump after delaying for 60 seconds without faults, then starting a water chilling unit after delaying for 60 seconds without faults, and starting a cooling tower after delaying for 60 seconds without faults; on the aspect of an automatic control strategy, a model parameter system established based on the relation between the specification and the local climate condition, such as the outdoor design temperature and humidity of certain area in summer and the human body feeling temperature and humidity (such as 26 ℃ and 60 percent Rt) is established as the basis of the control strategy;
on the basis, when environmental condition data (external disturbance) and load data (internal disturbance) change, an optimized execution parameter system (automatic optimization) is dynamically set according to original data obtained by monitoring an energy meter, a flow meter, a differential pressure sensor, a temperature and humidity sensor, an air quality sensor, a timer and the like in real time, the effectiveness of the parameter system is verified between the system and a model preset by a platform continuously and automatically, whether original working condition parameters, user side working condition parameters, equipment health degree parameters and the like need to be updated or not is determined by automatic program decision after verification, and once a control system determines to be the more optimized executable parameter system, an up-term parameter group is expired and is updated to be the current-term parameter system.
Under the running state of the self-optimizing system, the energy saving rate of the whole system under the same working condition and the 24-hour continuous running state can be calculated to reach 20%.
The system is more intelligent and has a learning function, and an energy-saving strategy under a single energy-saving condition or state condition is eliminated, so that the system is always kept in the most possible optimized running state under the nonlinear working condition.
Through the mode, the cloud computing-based Internet of things central air conditioner self-optimization control system and method provided by the invention generate optimal allocation algorithms under different working conditions through equipment working data and historical environment data, and then match the optimal allocation algorithms according to the current data of air conditioning equipment to obtain optimized execution parameters, so that the aims of avoiding invalid operation of design margin redundancy under non-design extreme working conditions, eliminating human factors, automatically adjusting parameters by the system and realizing remote control, intelligence, high efficiency and adaptation to various working conditions are fulfilled.
As shown in fig. 6 to 7, the central air conditioner in this embodiment further includes an NB-IoT adapter, which is disposed in an outdoor cabin of the air conditioning indoor and outdoor units and is used to implement data interaction between the air conditioning indoor and outdoor units and the cloud; the NB-IoT adapter comprises a main control chip and a communication chip, wherein the main control chip is connected with the communication chip;
the main control chip is used for acquiring the operation information of the air conditioner internal and external units and transmitting the changed state point positions of the air conditioner internal and external units to the communication chip;
the communication chip is used for receiving the changed state point positions of the air conditioner internal and external units and returning the current operation information of the air conditioner internal and external units to the cloud according to the changed state point positions of the air conditioner internal and external units.
In this embodiment, the main control chip is configured to: acquiring operation information of an internal unit and an external unit of an air conditioner; when any state point position of the air conditioner internal and external units changes, a change flag bit in a state point bit group where the changed state point position is located is set;
the communication chip is configured to:
issuing a read-write instruction to the main control chip every a first preset time length to poll a change flag bit in each state point bit group;
when any set change zone bit is polled, searching a state point bit group where the set change zone bit is positioned as a target state point bit group;
polling each state point in the target state point group, and updating the pre-stored state values of the internal and external units of the air conditioner according to the changed state point in the target state point group;
and after the pre-stored state values of the internal and external units of the air conditioner are updated, clearing the change flag bit of the target state point bit group.
And data interaction between the internal and external units of the air conditioner and the cloud is realized in an NB-IoT mode. The user can issue a control instruction through the cloud end, control or adjust the operating parameters and the operating state of the internal and external units of the air conditioner, including startup and shutdown, mode switching, air volume switching, modification of set temperature, control of the air deflector and the like, and a simple remote control mode is provided for the user.
And storing all state point positions of the internal and external units of the air conditioner. And the state point records the operation parameters, the operation states and other operation information of the internal and external units of the air conditioner. The communication chip is mainly used for realizing communication with the cloud end, uploading operation information of the internal and external units of the air conditioner or issuing a control strategy of the cloud end. And the main control chip and the communication chip adopt a standard Modbus protocol, and data interaction is carried out in a question-and-answer mode. The communication chip actively sends out a read-write instruction to retrieve the state point locations of the internal and external units of the air conditioner, and the main control chip replies the contents of the state point locations. And when the communication chip inquires that the position of the state point returned by the main control chip is changed, updating the state value of the internal and external units of the air conditioner stored by the communication chip, and returning the current operation information of the internal and external units of the air conditioner to the cloud. And the NB-IoT adapter realizes data interaction between the internal and external units of the air conditioner and the cloud terminal through point location retrieval between the main control chip and the communication chip.
The communication chip is configured to:
and issuing a read-write instruction to the main control chip every a first preset time to poll the change flag bit in each state point bit group.
And when any set change zone bit is polled, searching the state point bit group where the set change zone bit is positioned as a target state point bit group.
Polling each state point in the target state point group, and updating the pre-stored state values of the internal and external units of the air conditioner according to the changed state point in the target state point group.
And after the pre-stored state values of the internal and external units of the air conditioner are updated, clearing the change flag bit of the target state point bit group.
The communication chip continuously polls the change flag bit in each state point bit group and judges whether each change flag bit is set. When any change flag bit is set, the content of the corresponding state point bit group is inquired according to the set change flag bit, and all the state point bits in the state point bit group are polled. And updating the state values of the air conditioning internal and external units stored by the self according to the changed state point positions of the air conditioning internal and external units, thereby returning the current operation information of the air conditioning internal and external units to the cloud, and clearing 0 the set change flag bit.
The communication chip in the embodiment does not need to search all state point locations of the internal and external units of the air conditioner, and only needs to poll each pre-allocated change state bit, and poll the corresponding state point location according to the set change state bit, so that the state change of the internal and external units of the air conditioner can be inquired, the point location searching efficiency is effectively improved, and a large amount of data interaction time is saved.
Specifically, after the NB-IoT adapter is first powered up and initialized, the normal communication state is entered. And receiving a bar code writing message sent by the commodity inspection equipment, wherein the bar code writing message contains manufacturing bar code information of the air conditioner internal and external units, and storing the bar code information into an EEPROM memory. And then, reading the EEPROM memory, loading the bar code information into the transmitted telegraph text, generating commodity inspection feedback information, and sending the commodity inspection feedback information to commodity inspection setting so as to finish the binding between the air conditioner indoor and outdoor unit and the NB-IoT adapter. After the feedback information is sent to the commodity inspection equipment, a feedback signal can be given to a user by controlling the LED lamp on the NB-IoT adapter to flicker, the initialization stage is returned after the delay time is 10min, and the power-off is finished.
By adopting the technical means of the embodiment of the invention, the incidence relation between the air conditioning indoor and outdoor unit and the NB-IoT adapter can be enhanced, the cloud can conveniently control the air conditioning indoor and outdoor unit through the NB-IoT adapter, and the reliability of the air conditioning indoor and outdoor unit is ensured.
After the commodity inspection process of the NB-IoT adapter is completed, the NB-IoT adapter records the manufacturing bar code information of the air conditioning indoor and outdoor unit at the moment, and the binding between the air conditioning indoor and outdoor unit and the NB-IoT adapter is completed. The main control chip transmits the bar code information in the EEPROM memory and the IMEI number of the NB-IoT adapter to the communication chip, and the bar code information and the IMEI number are uploaded to the cloud through the communication chip, so that information binding among the internal and external units of the air conditioner, the NB-IoT adapter and the cloud is further achieved.
Through the embodiment of the invention, the user can adopt forms such as scanning two-dimensional codes by the APP and ask for the IMEI number from the cloud platform to realize the binding of the user APP and the NB-IoT adapter, thereby finally forming the information binding among the air conditioner indoor and outdoor unit, the NB-IoT adapter and the user APP, facilitating the user to check the operation information of the air conditioner indoor and outdoor unit through the APP or issue corresponding control strategies to the air conditioner indoor and outdoor unit, and realizing the remote monitoring of the air conditioner unit.
The NB-IoT adapter unbinding process only needs to unbind the APP between the user and the cloud, and the APP end user provides an unbinding application to the cloud platform so as to unbind the binding information of the NB-IoT adapter and the indoor and outdoor units of the air conditioner. After the binding is released, the APP terminal can scan the two-dimensional code again to ask for a new IMEI number from the cloud platform, and binding of a new NB-IoT adapter is completed. And if the NB-IoT adapter fails and the like, and the NB-IoT adapter needs to be replaced, the binding of the NB-IoT adapter and the air conditioning indoor and outdoor unit is realized again through the commodity inspection process.
According to the embodiment of the invention, the NB-IoT mode is adopted for network access, the NB-IoT adapter realizes data interaction between the indoor and outdoor units of the air conditioner and the cloud, the data interaction comprises the uploading of unit operation information, the issuing of a control strategy and the like, the complicated network distribution process is omitted, a convenient and simple network access mode is provided, and higher use experience is brought to a user. The NB-IoT adapter comprises a main control chip and a communication chip, and point location retrieval is realized between the main control chip and the communication chip through a change flag bit polling mechanism so as to complete data interaction. The main control chip acquires the operation information of the internal and external units of the air conditioner and sets a change flag bit corresponding to the changed state point location; the communication chip polls each change zone bit, acquires the changed state point position according to the set change zone bit, updates the stored state value of the indoor and outdoor units of the air conditioner, and returns the current operation information of the indoor and outdoor units of the air conditioner to the cloud, thereby effectively improving the efficiency of point position retrieval and saving a large amount of data interaction time. In addition, the NB-IoT adapter is also provided with a corresponding starting control flow, a battery detection flow, a commodity inspection flow, an information binding flow and the like of an EEPROM memory, so that the control of the indoor and outdoor units of the air conditioner can be effectively realized, the normal and stable operation of the NB-IoT adapter is ensured, and the requirement of a user on remote centralized monitoring of the multi-connected unit is met.
Finally, only specific embodiments of the present invention have been described in detail above. The invention is not limited to the specific embodiments described above. Equivalent modifications and substitutions by those skilled in the art are also within the scope of the present invention. Accordingly, equivalent alterations and modifications are intended to be included within the scope of the invention, without departing from the spirit and scope of the invention.
Claims (10)
1. A computing power type central air conditioner comprises a heat supply system which can supply heat to the outside and a control system which controls the heat supply system and other systems of the central air conditioner, and is characterized in that:
the heat exchange system comprises a water tank (1), a heating unit (2) and a circulating water pump (3), wherein the heating unit (2) is provided with a water inlet and a water outlet, the water tank (1) is communicated with the water inlet through a water pipe, and the water outlet is connected with the water inlet end of the circulating water pump (3) through a water pipe;
the heating unit (2) comprises at least one chip (20), the water in the water tank (1) is subjected to heat exchange in the heating unit (2) through heat generated by the chip (20), and the heat-exchanged water is output through the circulating water pump (3) and is subjected to heat exchange with an external system again for heating or heat supply;
the control system comprises a data statistics module, a real-time data acquisition module and a dynamic optimization searching module;
the data statistics module is used for counting the working data and the historical environmental data of the air conditioning equipment and generating optimal allocation algorithms under different working conditions according to the working data and the historical environmental data of the air conditioning equipment;
the real-time data acquisition module is used for acquiring current data from each data monitoring device on the air conditioning equipment in real time;
and the dynamic optimizing module is used for matching an optimal allocation algorithm according to the current data to obtain an optimized execution parameter.
2. A computing type central air conditioner according to claim 1, wherein:
the heating unit (2) further comprises a heat dissipation device for dissipating heat of the chip (20), the heat dissipation device comprises a heat dissipation plate (21), one end of the heat dissipation plate (21) is sealed, and the other end of the heat dissipation plate (21) is provided with a water inlet side and a water outlet side;
the heating panel (21) is provided with a heat dissipation pipeline, the heat dissipation pipeline includes: the water inlet pipeline comprises a plurality of branch water inlet pipelines (210) with one ends communicated with a water inlet side, and a plurality of branch water outlet pipelines (211) with one ends communicated with a water outlet side, wherein the branch water inlet pipelines (210) are communicated with the other ends of the branch water outlet pipelines (211) through communicating pipelines;
wherein, the branch water inlet pipelines (210) and the branch water outlet pipelines (211) are parallel to each other, and the distances among the pipelines are equal.
3. A computing type central air conditioner according to claim 2, wherein:
the pipe aperture sizes of the branch water inlet pipes (210) and the branch water outlet pipes (211) are the same.
4. A computing power type central air conditioner according to any one of claims 1-2, wherein:
the heating unit (2) further comprises one or more board card module heat dissipation units; the integrated circuit board module radiating unit includes: the heat dissipation plates (21) are mounted between every two adjacent board cards (22) and are respectively attached to two surfaces of each heat dissipation plate (21); the position of the heat dissipation plate (21) corresponds to the position of a chip on the board card (22).
5. A computing type central air conditioner according to claim 1, wherein:
the air conditioning equipment operating data includes: the flow rate, flow, current, voltage, wind pressure and wind speed of the supplied and returned water.
6. A computing type central air conditioner according to claim 1, wherein:
the historical environmental data includes: air temperature, air humidity, cleanliness and physicochemical effects.
7. A computing type central air conditioner according to claim 1, wherein:
each data monitoring device on the air conditioning equipment comprises: the energy meter, the flowmeter, differential pressure sensor, humiture sensor voltmeter, air quality sensor, time-recorder.
8. A computing type central air conditioner according to claim 7, wherein:
the current data includes: environmental condition data and load data, the environmental condition data comprising: outdoor temperature, outdoor humidity, solar irradiance and wind speed; the load data includes: indoor temperature, indoor humidity, and barometric pressure data.
9. A computing type central air conditioner according to claim 1, wherein:
the system comprises an indoor unit, an outdoor cabin body and an NB-IoT adapter, wherein the indoor unit is used for receiving indoor information of the indoor unit and the outdoor cabin body; the NB-IoT adapter comprises a main control chip and a communication chip, wherein the main control chip is connected with the communication chip;
the main control chip is used for acquiring the operation information of the air conditioner internal and external units and transmitting the changed state point positions of the air conditioner internal and external units to the communication chip;
the communication chip is used for receiving the changed state point positions of the air conditioner internal and external units and returning the current operation information of the air conditioner internal and external units to the cloud end according to the changed state point positions of the air conditioner internal and external units.
10. A computing type central air conditioner according to claim 9, wherein:
the master control chip is configured to: acquiring operation information of the internal and external units of the air conditioner; when any state point position of the air conditioner internal and external units changes, setting a change flag bit in a state point bit group where the changed state point position is located;
the communication chip is configured to:
issuing a read-write instruction to the main control chip every a first preset time length to poll a change flag bit in each state point bit group;
when any set change zone bit is polled, searching a state point bit group where the set change zone bit is positioned as a target state point bit group;
polling each state point in the target state point group, and updating the pre-stored state values of the internal and external units of the air conditioner according to the changed state point in the target state point group;
and after the pre-stored state values of the internal and external units of the air conditioner are updated, clearing the change flag bit of the target state point bit group.
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