Abstract: A method includes selecting one or more candidate installation positions in a bottom area below a central horizontal line of the refrigerant heat exchanger, determining one or more highest risk leakage points each corresponding to one of the one or more candidate installation positions and reflecting a refrigerant leakage position in the refrigerant heat exchanger with a lowest probability of being detected by the refrigerant sensor installed at the corresponding candidate installation position, calculating one or more leakage limit distances each corresponding to one of the one or more highest risk leakage points, determining a target highest risk leakage point corresponding to a target leakage limit distance that is a smallest one of the one or more leakage limit distances, determining a target installation position based at least on the target highest risk leakage point, and installing the refrigerant sensor at the target installation position.

Abstract: A parameter backup method includes monitoring parameter information of an air conditioning unit in real time, and, in response to determining, according to the parameter information, that a key parameter of the air conditioning unit changes, backing up at least the key parameter to obtain backup data.

Abstract: A remote debugging method includes determining one or more detection stages in a trial operation process of an air conditioning unit. Each of the one or more detection stages is provided with a corresponding data acquisition rule. The method further includes acquiring key point data of each of the one or more detection stages according to a data acquisition rule corresponding to the detection stage, and, in response to ending of the trial operation process of the air conditioning unit, determining a trial operation result of the air conditioning unit, and uploading data according to the trial operation result.

Abstract: A method for operating an air conditioning apparatus includes receiving a start signal transmitted by a controller, and determining a correction value based on a current indoor temperature and a historical indoor temperature. The current indoor temperature is an indoor temperature at where the air conditioning apparatus is currently located. The historical indoor temperature is an indoor temperature when the air conditioning apparatus last received a shutdown signal transmitted by the controller. The method further includes correcting the current indoor temperature using the correction value to obtain a corrected temperature value and controlling the air conditioning apparatus to operate using the corrected temperature value as an operating temperature.

Abstract: A control method includes obtaining an operation state of an air conditioner, determining, in response to the operation state of the air conditioner being a power consumption reduction response state, whether a power consumption reduction target of the air conditioner is reached by limiting an output of an outdoor unit of the air conditioner, and performing a power consumption reduction control on an indoor unit of the air conditioner in response to determining that the power consumption reduction target of the air conditioner is not reached by limiting the output of the outdoor unit.

Abstract: A space recommendation method based on an air conditioning system includes: obtaining a user space usage request that includes demand information of a user for a space; and determining a current energy consumption amount of each of a plurality of air conditioning units of the air conditioning system. Each of the plurality of air conditioning units includes a plurality of air conditioning terminal devices, the plurality of air conditioning terminal devices is respectively arranged in a plurality of spaces; determining a candidate space based on the current energy consumption amount; and recommending an available space based on the demand information and the candidate space.

Abstract: A control method, an air conditioner, and a computer readable storage medium. The control method is used for the air conditioner, and includes obtaining abnormal weather information of a region where the air conditioner is located, determining operating parameters of a draught fan of an outdoor unit in the air conditioner according to the abnormal weather information, and controlling the draught fan of the outdoor unit to operate according to the operating parameters.

Abstract: A compressor assembly includes a first compressor, a second compressor, a first oil separator, a second oil separator, a storage container, a gas-liquid separator, a liquid balance pipe, and a gas balance pipe. The first compressor has a first air return port, and the second compressor has a second air return port. The first oil separator has a first oil outlet, the second oil separator has a second oil outlet, and the storage container has a refrigerant inlet, the first oil outlet and the second oil outlet both being in communication with the refrigerant inlet. The gas-liquid separator has a first gas separation outlet, a second gas separation outlet, a first oil return hole and a second oil return hole, the first gas separation outlet and the first oil return hole both being in communication with the first gas return port.

Abstract: The present application provides a fault risk analysis system, a fault risk analysis method, an air conditioner and a computer readable storage medium, and the fault risk analysis system comprises: a memory for storing computer programs; a processor for executing the computer programs to implement: obtaining debugging information and/or system operation information, and determining fault inducing factors corresponding to the debugging information and/or the system operation information; and adjusting a fault risk level of the fault category corresponding to the fault inducing factors according to the fault inducing factors. By collecting the debugging information, potential fault inducing factors of the current unit can be accurately reflected; by collecting the system operation information to analyze the fault inducing factors, the fault risk analysis system can obtain more accurate and reliable fault inducing factors.

Abstract: A space recommendation method based on an air conditioning system includes: obtaining a user space usage request that includes demand information of a user for a space; and determining a current energy consumption amount of each of a plurality of air conditioning units of the air conditioning system. Each of the plurality of air conditioning units includes a plurality of air conditioning terminal devices, the plurality of air conditioning terminal devices is respectively arranged in a plurality of spaces; determining a candidate space based on the current energy consumption amount; and recommending an available space based on the demand information and the candidate space.

Abstract: The present application provides a fault risk analysis system, a fault risk analysis method, an air conditioner and a computer readable storage medium, and the fault risk analysis system comprises: a memory for storing computer programs; a processor for executing the computer programs to implement: obtaining debugging information and/or system operation information, and determining fault inducing factors corresponding to the debugging information and/or the system operation information; and adjusting a fault risk level of the fault category corresponding to the fault inducing factors according to the fault inducing factors. By collecting the debugging information, potential fault inducing factors of the current unit can be accurately reflected; by collecting the system operation information to analyze the fault inducing factors, the fault risk analysis system can obtain more accurate and reliable fault inducing factors.

Abstract: A control method, an air conditioner, and a computer readable storage medium. The control method is used for the air conditioner, and includes obtaining abnormal weather information of a region where the air conditioner is located, determining operating parameters of a draught fan of an outdoor unit in the air conditioner according to the abnormal weather information, and controlling the draught fan of the outdoor unit to operate according to the operating parameters.

Abstract: Provided are a multi-split air conditioning system and a method and device for controlling oil return of the multi-split air conditioning system. The method includes: acquiring a minimum refrigerant flux required for carrying a lubricating oil in the system back to an outdoor unit and a current refrigerant flux of the system every a first preset time during operation of the system; detecting and determining that the current refrigerant flux is less than or equal to the minimum refrigerant flux; acquiring a total oil discharge amount of a compressor since last time oil return; detecting and determining that the total oil discharge amount is greater than a maximum safe oil discharge amount; and controlling the system to return oil.