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44results about How to "Achieve frequency hopping" patented technology
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Air conditioner control method in heating mode
InactiveCN108759022AGuaranteed heating effectIncrease clock speedMechanical apparatusSpace heating and ventilation safety systemsControl mannerControl mode
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method in a heating mode. The air conditioner control method in the heating mode aims to solve the problems of poor universality and poor user experience of an existing air conditioner control method. The control method includes the steps that an outdoor ambient temperature is obtained; anaccelerated speed of an external fan is calculated according to a first fitting formula; a frequency ascending speed of a compressor in a frequency ascending stage is calculated according to a secondfitting formula; the external fan is controlled to accelerate to a target rotational speed according to the accelerated speed; and preferably, the compressor is controlled to perform frequency ascending according to the frequency ascending speed while the external fan accelerates to the target rotational speed according to the accelerated speed. According to the control mode, the air conditionercontrol method in the heating mode can improve the universality of the air conditioner and improve the use experience of a user.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method for air conditioner
PendingCN108548288AFast cooling/heatingGuaranteed cooling and heating effectMechanical apparatusSpace heating and ventilation safety systemsControl mannerTemperature difference
The invention relates to the technical field of air conditioners, in particular to a control method for an air conditioner. The control method for the air conditioner aims at solving the problems of low universality and poor user experience in an existing control method for the air conditioner. For the purpose, the control method comprises the following steps: calculating the temperature difference between an indoor environment temperature and a set temperature; calculating the valve closing speed of an expansion valve according to a first fitting formula; calculating the frequency-increasingspeed of a compressor in a frequency-increasing stage according to a second fitting formula; controlling the expansion valve to be closed to reach a target opening degree according to the valve closing speed; and controlling the compressor to carry out frequency increasing according to the frequency-increasing speed while the expansion valve is closed to reach the target opening degree according to the valve closing speed. Through the control manner, the control method for the air conditioner is capable of improving the universality of the air conditioner and improving the use experience of auser.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner
ActiveCN108534322AReduce openingGuaranteed cooling and heating effectMechanical apparatusSpace heating and ventilation safety systemsControl mode
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner. According to the control method, the problems that an existing control methodof an air conditioner is poor in universality and poor in user experience. Therefore, the control method comprises the following steps that the rotating speed of an inner fan is acquired; according to the first fitting formula, the valve closing speed of an expansion valve is calculated; according to the second fitting formula, the frequency rising speed of a compressor in the frequency rising stage is calculated; the expansion valve is controlled to be closed according to the valve closing speed to reach the target opening degree; and when the expansion valve is controlled to closed according to the valve closing speed to reach the target opening degree, or before or after the expansion valve is controlled to closed according to the valve closing speed to reach the target opening degree,the compressor is controlled to perform frequency rising according to the frequency rising speed. Through the control mode, the control method of the air conditioner can improve the universality of the air conditioner, and the use experience of the user is improved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1
Control method of air conditioner
PendingCN108548289AImprove experienceIncrease clock speedMechanical apparatusSpace heating and ventilation safety systemsTemperature differenceControl theory
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner. Through the control method, the problems of poor universality and poor user experience existing in an existing air conditioner control method can be solved. The control method comprises the steps that the temperature difference between indoor environment temperature and the set temperature is calculated; according to a fitting formula, frequency raising speed of a compressor in the frequency raising stage is calculated; and the compressor is controlled to raise frequency according to the frequency raising speed, specifically, the fitting formula is determined according to the corresponding relation between the temperature difference and the frequency raising speed of the compressor. The fitting formula is determined in advance, then the frequency raising speed of the compressor in the frequency raising stage is calculated according to the fitting formula, and thenthe compressor is controlled to raise the frequency according to the frequency raising speed. Through the control method of the air conditioner, the universality of the air conditioner and use experience of a user can be improved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method for air conditioner under heating mode
InactiveCN108397878AImprove experienceIncrease clock speedMechanical apparatusSpace heating and ventilation safety systemsControl theoryUsage experience
The invention relates to the technical field of air conditioners, in particular to a control method for an air conditioner under a heating mode. The control method aims at solving the problem that anexisting air conditioner control method is poor in universality and bad in user experience. In order to achieve the aim, the control method comprises the steps that the outdoor environment temperatureis obtained; according to a fitting formula, the frequency rising speed of a compressor in the frequency rising stage is calculated; the compressor is controlled to conduct frequency rising accordingto the frequency rising speed; and the fitting formula is determined according to the corresponding relationship between the outdoor environment temperature and the frequency rising speed of the compressor, and the outdoor environment temperature and the frequency rising speed of the compressor form an inverse relation. The fitting formula is determined in advance, then the frequency rising speedof the compressor in the frequency rising stage is calculated according to the fitting formula, and the compressor is controlled to conduct frequency rising according to the frequency rising speed; and the control method for the air conditioner under the heating mode can improve the air conditioner universality, and improves the usage experience of users.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner
ActiveCN108758998AImprove running stabilityImprove experienceMechanical apparatusSpace heating and ventilation safety systemsTemperature differenceEngineering
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner. The control method of the air conditioner aims to solve the problems of pooruniversality and poor user experience of an existing control method of the air conditioner. The control method includes the steps that a temperature difference between the indoor ambient temperature and the set temperature is calculated; a valve closing speed of an expansion valve is calculated according to a first fitting formula; an accelerated speed of an external fan is calculated according toa second fitting formula; a frequency ascending speed of a compressor in a frequency ascending stage is calculated according to a third fitting formula; the expansion valve is controlled to be closedto a target opening degree according to the valve closing speed; the external fan is controlled to accelerate to a target rotational speed according to the accelerated speed; and preferably, the compressor is controlled to perform frequency ascending according to the frequency ascending speed when the expansion valve is closed to the target opening degree and the external fan speeds up to the target rotational speed. According to the control mode, the control method of the air conditioner can improve the universality of the air conditioner and improve the use experience of a user.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1
WIA-PA based wireless gateway and communication method thereof
ActiveCN104869671AEffective filteringHigh sensitivityWireless communicationModem deviceIntermediate frequency
The invention relates to a WIA-PA based wireless gateway which comprises a power supply module, a digital filter and a gateway core board, wherein the digital filter and the network core board are connected with the power supply module, and the digital filter which is connected with an antenna is connected with the gateway core board. A communication method of the WIA-PA based wireless gateway comprises the steps that when data is received, the network core board sends a command to the digital filter via a serial port, the digital filter configures a reception channel according to the command and receives an RF signal via the antenna, the RF signal is filtered and then stored in a FLASH via a modem and converted into data of TCP / IP protocols via a CPU, and the data is transmitted via a network port; and when data is sent, the network core board modulates a digital signal into the RF signal and transmits the RF signal to the digital filter, an emission link in a narrowband filtering and amplification unit is powered on via a trigger signal of the modem, and the data is sent via the antenna. According to the WIA-PA based wireless gateway and the communication method thereof, interference signals in the 2.4GHz free frequency range as WLAN can be effectively filtered, the data reception sensitivity is improved, and the transmission distance is increased.
Owner:SHENYANG ZHONGKE AOWEI SCI & TECH CO LTD
Control method of air conditioner
ActiveCN108548301AIncrease clock speedFast cooling/heatingMechanical apparatusSpace heating and ventilation safety systemsControl theory
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1
Control method of air conditioner
ActiveCN108548304AGuaranteed cooling and heating effectAchieve frequency hoppingMechanical apparatusSpace heating and ventilation safety systemsControl modeEngineering
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner. Through the control method, the problems of poor universality and poor user experience existing in an existing air conditioner control method can be solved. The control method of the air conditioner comprises the steps that rotation speed of an inner fan is obtained; accordingto a first fitting formula, accelerated speed of an outer fan is calculated; according to a second fitting formula, frequency raising speed of a compressor in the frequency raising stage is calculated; the outer fan is controlled to accelerate to the target rotation speed according to the accelerated speed; and preferably, the compressor is controlled to raise frequency according to the frequencyraising speed while the outer fan accelerates to the target rotation speed according to the accelerated speed. Through the control mode, the control method of the air conditioner can improve universality of an air conditioner and improve use experience of a user.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2
Control method for air conditioner in heating mode
InactiveCN108870647AImprove running stabilityHeating fastMechanical apparatusSpace heating and ventilation safety systemsControl theory
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner in heating mode
InactiveCN108444058ANot easy to frostImprove heating efficiencyMechanical apparatusSpace heating and ventilation safety systemsStart timeControl mode
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner in a heating mode. By adoption of the control method of the air conditioner inthe heating mode, the problems of poor universality and poor user experience of an existing control method of an air conditioner are solved. The control method of the air conditioner in the heating mode comprises the steps that the outdoor environment temperature and the outdoor environment humidity are obtained; when the outdoor environment temperature is lower than or equal to a temperature threshold, the preheating time of an electric heater is calculated according to a first fitting formula; the closing speed of an expansion valve is calculated according to a second fitting formula; the advanced start time of an outdoor fan is calculated according to a third fitting formula; the frequency increase speed of a compressor is calculated according to a fourth fitting formula; the electricheater, the expansion valve and the outdoor fan are controlled to operate; and when the electric heater / expansion valve / outdoor fan meets set conditions, the frequency of the compressor is controlledto be increased at the frequency increase speed. By adoption of the control method of the air conditioner in the heating mode, the universality of the air conditioner can be improved, and the user experience is improved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Air conditioner control method in cooling mode
InactiveCN108758995AImprove experienceRapid coolingMechanical apparatusSpace heating and ventilation safety systemsControl theoryEngineering
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Air conditioner control method
ActiveCN108361934AImprove running stabilityFast cooling/heatingMechanical apparatusSpace heating and ventilation safety systemsControl mannerControl mode
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method. The problems that an existing air conditioner control method is poor in universality and poor in user experience are solved. The control method comprises the steps of obtaining the rotating speed of an inner draught fan; according to the first fitting formula, calculating the valveclosing speed of an expansion valve; according to the second fitting formula, calculating acceleration of an outer draught fan; according to the third fitting formula, calculating the frequency increasing speed of the frequency increasing stage; controlling the expansion valve to be closed to the target opening degree according to the valve closing speed; controlling the outer draught fan to be subject to speed increasing to the target rotating speed according to the acceleration; preferably, when the expansion valve is closed to the target opening degree, and the outer draught fan is subjectto speed increasing to the target rotating speed, controlling a compressor to be subject to frequency increasing according to the frequency increasing speed. Through the above control mode, the air conditioner control method can improve the air conditioner universality, and the use experience of the user is improved.
Owner:CHONGQING HAIER AIR CONDITIONER CO LTD +2
Control method of air conditioner under heating mode
InactiveCN108444059AGuaranteed heating effectHeating fastMechanical apparatusSpace heating and ventilation safety systemsStart timeControl manner
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner under a heating mode. The control method of the air conditioner under the heating mode aims to solve the problems that existing control methods of air conditioners have poor universality and bad user experience. In order to realize the purposes, the control method comprises thesteps that the outdoor environment temperature is obtained; when the environment temperature is smaller than or equal to a temperature threshold, the preheating time of an electric heater is calculated according to a first fitting formula; the accelerated speed of an external fan is calculated according to a second fitting formula; the frequency raising speed of a compressor at a frequency raising stage is calculated according to a third fitting formula; the electric heater is controlled to preheat the compressor according to the preheating time; the speed of the external fan is controlled torise to a target rotating speed according to the accelerated speed; and when the starting time of the electric heater reaches the preheating time and the speed of the external fan is raised to the target rotating speed, the compressor is controlled to conduct frequency raising according to the frequency raising speed. In this control mode, the control method of the air conditioner under the heating mode can be used for improving the universality of the air conditioner and the use experience of users.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Frequency selection device and method based on WIA-PA protocols
The invention relates to a frequency selection device based on the WIA-PA protocols. The frequency selection device comprises a double-path phased-locked loop unit, an MCU and an RF narrowband filtering and amplification unit in sequential connection, the double-path phased-locked loop unit is connected with the RF narrowband filtering and amplification unit, and the RF narrowband filtering and amplification unit is also connected with an antenna and a modem. The frequency selection method comprises that when the MCU receives a switching command from a host computer, and the double-path phased-locked loop unit is configured to output first local oscillation and second local oscillation; after the model emits a reception trigger signal, first and second RF switches are switched to a reception link, and the reception link is powered on; and the RF narrowband filtering and amplification unit carries out low-noise amplification on a received RF signal, primary frequency mixing is carried out on the RF signal to generate an intermediate-frequency signal, the intermediate-frequency signal is filtered and amplified, secondary frequency mixing is carried out on the filtered and amplified intermediate-frequency signal so that the intermediate-frequency signal is recovered to an RF signal, and the recovered RF signal is amplified and then output by the switch RF switch. Interference of WLAN signals can be effectively filtered by increasing intermediate-frequency filtering in the reception link, the device reception sensitivity is improved, and the transmission distance is increased.
Owner:SHENYANG ZHONGKE AOWEI SCI & TECH CO LTD
Control method for air conditioner
ActiveCN108548269AGuaranteed cooling and heating effectIncrease clock speedSpace heating and ventilation safety systemsLighting and heating apparatusControl mannerTemperature difference
The invention relates to the technical field of air conditioners, in particular to a control method for an air conditioner. The control method for the air conditioner aims at solving the problems of low universality and poor user experience in an existing control method for the air conditioner. For the purpose, the control method comprises the following steps: calculating the temperature difference between an indoor environment temperature and a set temperature; calculating the acceleration of an outer fan according to a first fitting formula; calculating the frequency-increasing speed of a compressor in a frequency-increasing stage according to a second fitting formula; controlling the outer fan to accelerate to reach a target rotational speed according to the acceleration; and preferably, controlling the compressor to carry out frequency increasing according to the frequency-increasing speed while the outer fan accelerates to reach the target rotational speed according to the acceleration. Through the control manner, the control method for the air conditioner is capable of improving the universality of the air conditioner and improving the use experience of a user.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1
An index modulation frequency hopping communication method based on ifft/fft framework
ActiveCN108900221BAchieve frequency hoppingImprove spectral efficiencyTransmissionTelecommunicationsFrequency spectrum
The invention discloses an index modulation frequency hopping communication technology based on an IFFT / FFT framework and belongs to the technical field of wireless communication. By introducing the index modulation technology into the frequency hopping communication technology based on IFFT / FFT, index selection is carried out on parts of sub-carriers to carry out activation to transmit modulationsignals from all sub-carriers of an IFFT / FFT module in an information driving way and other sub-carriers are kept in a silent state. Index modulation is introduced into an emission end of a system, and information bits are divided into two parts. One part is used as signal modulation bit and is mapped to be a constellation point symbol of M system. One part is used as index information bit. Partsof sub-carriers are selected to be excited to transmit the constellation symbol in the all sub-carriers, so frequency hopping is achieved in a way of information driving, so frequency spectrum frequency is obviously increased and system transmission efficiency is improved. According to the invention, frequency hopping is achieved in a way of information driving, so compared with the FI, the provided SFI has quite high frequency spectrum frequency and better system performance.
Owner:HARBIN ENG UNIV
Air conditioner control method under refrigeration mode
InactiveCN108562007AImprove running stabilityRapid coolingMechanical apparatusSpace heating and ventilation safety systemsControl mannerRefrigeration
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method under a refrigeration mode. The air conditioner control method aims to solve the problem that an existing air conditioner control method is poor in universality and not good in user experience. The air conditioner control method comprises the steps that an outdoor ambient temperature is obtained; the valve closing speed of an expansion valve is calculated according to a first fitting formula; the acceleration of an external blower is calculated according to a second fitting formula; the frequency rising speed of a compressor in the frequency rising stage is calculated according to a third fitting formula; the expansion valve is controlled to be closed to the target opening degree according to the valve closing speed; the external blower is controlled to be speeded up to the target rotating speed according to the acceleration; and preferably, when the expansion valve is closed to the target opening degree and the external blower is speeded up to the target rotating speed, the compressor is controlled to rise the frequency according to the frequency rising speed. Through the control mode, the air conditioner control method under the refrigeration mode can improve the universality of an air conditioner and improve the using experience of users.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner in refrigeration mode
InactiveCN108444069AGuaranteed cooling effectRapid coolingMechanical apparatusSpace heating and ventilation safety systemsRefrigerationControl mode
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner in a refrigeration mode. By adoption of the control method of the air conditioner in the refrigeration mode, the problems of poor universality and poor user experience of an existing control method of an air conditioner are solved. The control method of the air conditioner in the refrigeration mode comprises the steps that the indoor environment temperature is obtained; the acceleration of an outdoor fan is calculated according to a first fitting formula; the frequency increase speed of a compressor in the frequency increase stage is calculated according to a second fitting formula; the speed is the outdoor fan is controlled to be increased to a target rotating speed atthe acceleration; and during, before or after the speed of the outdoor fan is increased to the target rotating speed at the acceleration, the frequency of the compressor is controlled to be increasedat the frequency increase speed. By adoption of the control method of the air conditioner in the refrigeration mode, the universality of the air conditioner can be improved, and user experience is improved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner in heating mode
InactiveCN108548287AImprove universalityImprove user experienceMechanical apparatusSpace heating and ventilation safety systemsControl theoryUsage experience
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner in a heating mode. The control method of the air conditioner in the heating mode is used for solving the problem that an existing control method of the air conditioner is poor in universality and user experience. In order to achieve the purpose, the control method of the air conditioner in the heating mode comprises the steps that the indoor environment temperature is acquired; the frequency raising speed of a compressor in the frequency raising stage is calculated according to a fitting formula; and the compressor is controlled to conduct the frequency raising operation in the frequency raising speed, specifically, the fitting formula is determined according to the corresponding relationship of the indoor environment temperature and the frequency raising speed of the compressor, and the indoor environment temperature and the frequency raising speed of the compressor are in an inverse relation. The fitting formula is determined in advance, then the frequency raising speed of the compressor in the frequency raising stage is calculated according to the fitting formula, the compressor is controlled to conduct the frequency raising operation in the frequency raising speed, and therefore the control method of the air conditioner in the heating mode can improve the universality of the air conditioner and the usage experience of users.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Air conditioner control method in refrigeration mode
InactiveCN108548303AGuaranteed cooling effectIncrease clock speedMechanical apparatusSpace heating and ventilation safety systemsRefrigerationControl mode
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method in a refrigeration mode. Through the air conditioner control method in the refrigeration mode, the problems of poor universality and poor user experience existing in an existing air conditioner control method can be solved. The air conditioner control method comprises the steps thatthe outdoor environment temperature is obtained; according to a first fitting formula, accelerated speed of an outer fan is calculated; according to a second fitting formula, frequency raising speedof a compressor in the frequency raising stage is calculated; the outer fan is controlled to accelerate to the target rotation speed according to the accelerated speed; and preferably, the compressoris controlled to raise frequency according to the frequency raising speed while the outer fan accelerates to the target rotation speed according to the accelerated speed. Through the control mode, theair conditioner control method in the refrigeration mode can improve universality of an air conditioner and improve use experience of a user.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner in heating mode
InactiveCN108444068AHeating fastGuaranteed heating effectMechanical apparatusSpace heating and ventilation safety systemsAir conditioningControl mode
The invention relates to the technical field of air conditioning, in particular to a control method of an air conditioner in a heating mode. The control method aims at solving the problems of poor universality and poor user experience of an existing air conditioning control method. The control method comprises the steps that indoor ambient temperature is acquired; the acceleration of an external fan is calculated according to a first fitting formula; the frequency raising speed of a compressor in the frequency raising stage is calculated according to a second fitting formula; the external fanis controlled to speed up to the target rotation speed according to the acceleration; and when, or before or after the external fan accelerates to the target speed according to the acceleration, the compressor is controlled to carry out frequency raising according to the frequency raising speed. Through the control mode, the control method of the air conditioner in the heating mode can improve theuniversality of the air conditioner, and improve the user experience.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Air conditioner control method in heating mode
InactiveCN108548293AImprove experienceHeating fastMechanical apparatusSpace heating and ventilation safety systemsStart timeControl mode
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method in a heating mode. Through the air conditioner control method in the heating mode,the problems of poor universality and poor user experience existing in an existing air conditioner control method can be solved. The air conditioner control method comprises the steps that the outdoorenvironment temperature is obtained; when the outdoor environment temperature is smaller than or equal to the temperature threshold, preheating time of an electric heater is calculated according to afirst fitting formula; according to a second fitting formula, frequency raising speed of a compressor in the frequency raising stage is calculated; the electric heater is controlled to preheat the compressor according to the preheating time; and preferably, when the starting time of the electric heater reaches the preheating time, the compressor is controlled to raise frequency according to the frequency raising speed. Through the control mode, the air conditioner control method in the heating mode can improve universality and heating efficiency of an air conditioner and improve use experience of a user.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method for air conditioner under heating mode
InactiveCN108397879AImprove running stabilityHeating fastMechanical apparatusSpace heating and ventilation safety systemsControl theoryUsage experience
The invention relates to the technical field of air conditioners, in particular to a control method for an air conditioner under a heating mode. The control method aims at solving the problem that anexisting air conditioner control method is poor in universality and bad in user experience. In order to achieve the aim, the control method comprises the steps that the outdoor environment temperatureis obtained; when the outdoor environment temperature is lower or equal to a temperature threshold, according to a fitting formula, the preheating time of an electric heater is calculated; the valveclosing speed of an expansion valve is calculated according to a second fitting formula; the accelerated speed of an external draught fan is calculated according to a third fitting formula; the frequency rising speed of a compressor in the frequency rising stage is calculated according to a fourth fitting formula; the electric heater, the expansion valve and the external draught fan are controlledto move; and when the electric heater and / or the expansion valve and / or the external draught fan meet the set conditions, the compressor is controlled to conduct frequency rising according to the frequency rising speed. The control method for the air conditioner under the heating mode can improve the air conditioner universality, and improves the usage experience of users.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner under heating mode
InactiveCN108444063ANot easy to frostImprove heating efficiencyMechanical apparatusSpace heating and ventilation safety systemsPower conditionerStart time
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner under a heating mode. The control method of the air conditioner under the heating mode aims to solve the problems that existing control methods of air conditioners have poor universality and bad user experience. In order to realize the purposes, the control method comprises thesteps that the outdoor environment temperature and the outdoor environment humidity are obtained; when the outdoor environment temperature is smaller than or equal to a temperature threshold, the preheating time of an electric heater is calculated according to a first fitting formula; the advanced starting time of an external fan is calculated according to a second fitting formula; the frequencyraising speed of a compressor at a frequency raising stage is calculated according to a third fitting formula; the electric heater and the external fan are controlled to operate; and when the startingtime of the electric heater reaches the preheating time and the operation time of the external fan reaches the advanced starting time, the compressor is controlled to conduct frequency raising according to the frequency raising speed. In this control mode, the control method of the air conditioner under the heating mode can be used for improving the universality of the air conditioner and the useexperience of users.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
Control method of air conditioner in refrigeration mode
InactiveCN108534321AAchieve frequency hoppingIncrease clock speedMechanical apparatusSpace heating and ventilation safety systemsEngineeringRefrigeration
The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioner in the refrigeration mode. The problems that an existing air conditioner control method is poor in universality and poor in user experience are solved. In order to achieve the aim, the control method in the refrigeration mode comprises the steps of obtaining indoor environmenttemperature; according to the fitting formula, calculating the frequency rising speed of a compressor in the frequency rising stage; and controlling the compressor to be subjected to frequency risingaccording to the frequency rising speed. The fitting formula is determined according to the corresponding relation of the indoor environment temperature and the frequency rising speed of the compressor. Through pre-determining of the fitting formula, according to the fitting formula, the frequency rising speed of the compressor at the frequency rising stage can be calculated, the compressor is controlled to be subjected to frequency rising according to the frequency rising speed, and the control method can improve the air conditioner universality and improves the user use experience.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD
How to control the air conditioner
ActiveCN108548269BGuaranteed cooling and heating effectIncrease clock speedMechanical apparatusSpace heating and ventilation safety systemsThermodynamicsControl manner
The invention relates to the technical field of air conditioners, in particular to a control method for an air conditioner. The control method for the air conditioner aims at solving the problems of low universality and poor user experience in an existing control method for the air conditioner. For the purpose, the control method comprises the following steps: calculating the temperature difference between an indoor environment temperature and a set temperature; calculating the acceleration of an outer fan according to a first fitting formula; calculating the frequency-increasing speed of a compressor in a frequency-increasing stage according to a second fitting formula; controlling the outer fan to accelerate to reach a target rotational speed according to the acceleration; and preferably, controlling the compressor to carry out frequency increasing according to the frequency-increasing speed while the outer fan accelerates to reach the target rotational speed according to the acceleration. Through the control manner, the control method for the air conditioner is capable of improving the universality of the air conditioner and improving the use experience of a user.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1
A frequency selection device and method based on wia-pa protocol
The invention relates to a frequency selection device based on the WIA-PA protocols. The frequency selection device comprises a double-path phased-locked loop unit, an MCU and an RF narrowband filtering and amplification unit in sequential connection, the double-path phased-locked loop unit is connected with the RF narrowband filtering and amplification unit, and the RF narrowband filtering and amplification unit is also connected with an antenna and a modem. The frequency selection method comprises that when the MCU receives a switching command from a host computer, and the double-path phased-locked loop unit is configured to output first local oscillation and second local oscillation; after the model emits a reception trigger signal, first and second RF switches are switched to a reception link, and the reception link is powered on; and the RF narrowband filtering and amplification unit carries out low-noise amplification on a received RF signal, primary frequency mixing is carried out on the RF signal to generate an intermediate-frequency signal, the intermediate-frequency signal is filtered and amplified, secondary frequency mixing is carried out on the filtered and amplified intermediate-frequency signal so that the intermediate-frequency signal is recovered to an RF signal, and the recovered RF signal is amplified and then output by the switch RF switch. Interference of WLAN signals can be effectively filtered by increasing intermediate-frequency filtering in the reception link, the device reception sensitivity is improved, and the transmission distance is increased.
Owner:SHENYANG ZHONGKE AOWEI SCI & TECH CO LTD
Digital cluster communication method with the control channel frequency hopping function
ActiveCN100464612CImprove frequency utilizationImprove anti-interference abilityNetwork topologiesRadio transmission for post communicationTime division multiple accessControl signal
The invention relates to one digital integral communication method with control signal channel jump frequency function, which comprises integral group mode and direct mode, wherein, the former is to store information base devices divided into single base station module and multi-base module; the latter one is to store information basic device with mobile bench work mode; the jump frequency comprises control signal jump frequency and business signal jump frequency by use of TDMA system, wherein, the Nts hour gap to form one frame hollow one to form one frame.
Owner:SYNERTONE COMM TECH CO LTD
Air conditioner start control method
ActiveCN108361934BImprove running stabilityFast cooling/heatingMechanical apparatusSpace heating and ventilation safety systemsControl mannerControl engineering
Owner:CHONGQING HAIER AIR CONDITIONER CO LTD +2
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