摘要:
An electrically driven pump is provided, which includes a rotor assembly. The rotor assembly includes an impeller, a rotor and a shaft sleeve assembly. The impeller is arranged on one end of a shaft sleeve, and the rotor is arranged on another end of the shaft sleeve away from the end on which the impeller is mounted. The rotor includes a rotor core, a permanent magnet and a shield. The permanent magnet is arranged around an outer peripheral surface of the rotor core and fits the outer peripheral surface of the rotor core. The shield is fixed to the shaft sleeve, and an accommodating portion configured to accommodate the rotor core and the permanent magnet is formed between the shield and the shaft sleeve. The electrically driven pump has a simple structure and is easy to manufacture.
摘要:
A heat exchange device is provided according to the present application, which includes a heat exchanger, a mounting plate, and a connecting block. The heat exchanger includes several first plates, several second plates, and an end plate and a bottom plate located at two sides of the heat exchanger. Each of the first plates and an adjacent second plate form a first flow passage or a second flow passage, the mounting plate and the end plate are fixedly mounted, and the connecting block is fixedly mounted to the bottom plate. A passage running through the heat exchanger and not in communication with the first flow passage and the second flow passage is formed in the heat exchanger, the passage has one end in communication with a communicating hole of the mounting plate, and another end in communication with a connecting channel of the connecting block.
摘要:
An electrically driven pump is provided, which includes a rotor assembly. The rotor assembly includes an impeller, a rotor and a shaft sleeve assembly. The impeller is arranged on one end of a shaft sleeve, and the rotor is arranged on another end of the shaft sleeve away from the end on which the impeller is mounted. The rotor includes a rotor core, a permanent magnet and a shield. The permanent magnet is arranged around an outer peripheral surface of the rotor core and fits the outer peripheral surface of the rotor core. The shield is fixed to the shaft sleeve, and an accommodating portion configured to accommodate the rotor core and the permanent magnet is formed between the shield and the shaft sleeve. The electrically driven pump has a simple structure and is easy to manufacture.
摘要:
An electrically driven pump includes a rotor assembly, and the rotor assembly includes a first part and a second part. The first part is integrally formed by injection molding, and includes an upper plate and vanes of an impeller, the upper plate is integrally formed with the vanes by injection molding, and each of the vanes is formed with a first connecting portion. The second part is integrally formed by injection molding, the first part and the second part are fixed by welding the first connecting portion and a second connecting portion, and in this way, the manufacturing cost of the rotor assembly is reduced, also a shaft sleeve integrally formed has a simple forming process.
摘要:
A control method for an air-conditioning system is provided according to the present application, through which different pressure lowering measures can be respectively taken to lower a pressure timely when the pressure of the electronic expansion valve is within different ranges, to decrease a number of times of the air-conditioning system being forced to activate a high pressure protection function and even a physical pressure relief function, thereby facilitating maintaining working performances of the air-conditioning system, and prolonging a service life thereof.
摘要:
A clothes dryer and a control method thereof are provided. The clothes dryer includes an air circulation system (A) and a refrigerant circulation system (R), the refrigerant circulation system (R) includes a compressor (1), a condenser (2), a throttling element (3) and an evaporator (4); the air circulation system (A) includes a filter device (200), an air circulation power fan (5) and a roller (6), and the refrigerant circulation system (R) does not include a subcooler; the clothes dryer further includes a controller (22), a temperature sensor or a temperature-sensing element (101, 104), and a temperature and humidity sensing element (102, 103); the controller (22) is configured to control an operation of the refrigerant circulation system (R), the operation of the clothes dryer includes a temperature rise phase and a basic drying phase, and the compressor (1) of the clothes dryer is configured to have a higher power consumption in the temperature rise phase than in the basic drying phase, to rapidly rise a temperature in the clothes dryer.
摘要:
Disclosed is an automobile air-conditioning system, which comprises an evaporator (1) and an electrical expansion valve (2) in communication via pipes, with the electrical expansion valve (2) comprising a coil (200) and a valve body (201), the coil (200) being fixedly mounted on the valve body (201); the system also comprises a support (3), the support (3) comprising a heat-sinking bridge (303) and a cooling ring (302), with the evaporator (1) provided on one side of the heat-sinking bridge (303) and the cooling ring (302) provided on the other side of the heat-sinking bridge (303); the heat-sinking bridge (303) and the cooling ring (302) are formed in one piece or are connected with each other fixedly, and the coil (200) is provided within the cooling ring (302). The automobile air-conditioning system has the advantages of a compact structural design, is capable of effectively cooling the electrical expansion valve, and has high system strength, stable transmission of coolant, and high security.
摘要:
An electric vehicle and a thermal management system are provided, a cooling device thereof comprises a condenser (12), a throttling element (14) and an evaporator (13); a heat exchange device thereof comprises a first air cooled heat exchanger (22) and a heater (23); a heat recovery cooling device thereof comprises a heat emission component heat exchanger (35), a second air cooled heat exchanger (34) and a cooler (33); a passenger compartment temperature regulating device thereof comprises the heater (23) and a cooler (33). The first air cooled heat exchanger (22) and the heater (23) are in communication with the condenser (12) through a first flow regulating valve (21). The cooler (33) and the heat emission component heat exchanger (35) are in communication with the evaporator (13) through a second flow regulating valve (31). The second air cooled heat exchanger (34) is selectively connected in series to the heat emission component heat exchanger (35). The thermal management system ensures full utilization of heat, improves the cooling effect and the comfort level of the passenger compartment, reduces the amount of the charged coolant, and prevents the coolant from entering the passenger compartment.
摘要:
An electric valve (30) and a thermal management system. The electric valve (30) comprises a pressure sensing unit (5). The pressure sensing unit is connected to a valve seat (2), and the pressure sensing unit can sense the pressure characteristics of a working medium in a detection flow channel (23) and form a piezoelectric signal. An electric control portion (3) comprises an electric control board (31). The piezoelectric signal forms, by means of a conditioning circuit, an electrical signal corresponding to a pressure. The electrical signal is used as a part for generating a signal for controlling a driving portion (4). The reduction of the costs of the electric valve is facilitated.
摘要:
A heat exchanger disclosed in the present disclosure includes a first collecting pipe, a second collecting pipe, a plurality of heat exchange tubes, at least one fin and a hygroscopic colloid. The heat exchange tubes are respectively connected to the first collecting pipe and the second collecting pipe. The heat exchange tube has a pipe wall and a refrigerant flow channel for a refrigerant to circulate. The heat exchange tube has a first end and a second end. The refrigerant flow channel extends from the first end to the second end along an extension direction of the heat exchange tube and extends through the heat exchange tube. The refrigerant flow channel of the heat exchange tube communicates with an inner cavity of the first collecting pipe and an inner cavity of the second collecting pipe. The fin is at least partially arranged between two adjacent heat exchange tubes. The hygroscopic colloid is adhered to at least part of an outer surface of the heat exchange tube and/or the fin. The present disclosure also discloses a heat exchange system having the heat exchanger and a method for making the heat exchanger. The hygroscopic colloidal material of the present disclosure is friendly to metal surfaces.