An electric construction machine includes a driving system configured to drive a machine body under electric power, a heat exchange device configured to exchange heat of a cooling medium for cooling the driving system, a cooling fan configured to send air for cooling the heat exchange device, and a cooling fan control unit configured to control the rotation of the cooling fan according to a set operating mode. The operating mode includes a driving mode in which the driving system is driven and a charging mode in which the driving of the driving system is stopped to charge a battery configured to store electric power. The cooling fan control unit is configured to set the rotation rate of the cooling fan in the charging mode to a charging mode rotation rate that corresponds to the driving state of the driving system.

An electric construction machine includes a driving system configured to drive a machine body under electric power, a heat exchange device configured to exchange heat of a cooling medium for cooling the driving system, a cooling fan configured to send air for cooling the heat exchange device, and a cooling fan control unit configured to control the rotation of the cooling fan according to a set operating mode. The operating mode includes a driving mode in which the driving system is driven and a charging mode in which the driving of the driving system is stopped to charge a battery configured to store electric power. The cooling fan control unit is configured to set the rotation rate of the cooling fan in the charging mode to a charging mode rotation rate that corresponds to the driving state of the driving system.

A battery pack includes a battery module group including a plurality of battery modules, a coolant layer configured to allow a coolant to circulate, and a refrigerant layer configured to allow a refrigerant to circulate. The coolant layer includes a first surface and a second surface opposite to the first surface. The refrigerant layer includes a third surface and a fourth surface opposite to the third surface. The first surface of the coolant layer is closer to the battery module group than the second surface of the coolant layer. The third surface of the refrigerant layer is closer to the battery module group than the fourth surface of the refrigerant layer. The battery module group is arranged along the first surface of the coolant layer. At least part of the coolant layer is arranged between the refrigerant layer and the battery module group in a plan view.

A connection device for connecting a cable assembly with a plurality of cables to a printed circuit board of motor electronics arranged in a motor mounting of an electric motor, having a contact adapter with a number of current rails corresponding to the cables and with an injection molded housing, in which the current rails are embedded together in an injection molded manner, wherein the current rails protruding from the injection molded housing have first connection contacts for contacting the printed circuit board and second connection contacts for contacting the cable ends of the cables, and a connection housing having a first housing part and a second housing part that surrounds the second connecting contacts contacting the cable ends and that is joined to the injection molded housing of the contact adapter.

Provided is a thermal control system of an electric vehicle including a powertrain thermal architecture, a cabin heating layout, a battery thermal architecture, and a cabin cooling layout. Also provided is a method of operation of a thermal control system for an electric vehicle. Also provided is a method of operation of a heating, ventilation, and air conditioning (HVAC) system for an electric vehicle having an electric motor and an inverter.

Provided is a thermal control system of an electric vehicle including a powertrain thermal architecture, a cabin heating layout, a battery thermal architecture, and a cabin cooling layout. Also provided is a method of operation of a thermal control system for an electric vehicle. Also provided is a method of operation of a heating, ventilation, and air conditioning (HVAC) system for an electric vehicle having an electric motor and an inverter.

A hood for closing a compartment of a vehicle includes an outer panel forming a vehicle body outer side portion of the hood. The hood further includes a cooling channel structure arranged at an inner side portion of the outer panel, wherein the cooling channel structure is adapted for transferring a cooling fluid from a vehicle component and back to the vehicle component such that heat is exchanged via the outer panel with the vehicle surroundings.

A hood for closing a compartment of a vehicle includes an outer panel forming a vehicle body outer side portion of the hood. The hood further includes a cooling channel structure arranged at an inner side portion of the outer panel, wherein the cooling channel structure is adapted for transferring a cooling fluid from a vehicle component and back to the vehicle component such that heat is exchanged via the outer panel with the vehicle surroundings.

An assembly includes multiple structures and a first bracket. The multiple structures include at least a first structure, a second structure, and a third structure located between the first structure and the second structure. The first bracket is configured to fix the second structure to the first structure and support the third structure. The first structure, the second structure, and the third structure are arranged in a first direction. The first bracket includes a second structure supporting portion supporting the second structure and a third structure supporting portion supporting the third structure. The second structure supporting portion is located on a first side of the first bracket and the third structure supporting portion is located on a second side of the first bracket. The first side and the second side are opposite to each other in a second direction perpendicular to the first direction.

An assembly includes multiple structures and a first bracket. The multiple structures include at least a first structure, a second structure, and a third structure located between the first structure and the second structure. The first bracket is configured to fix the second structure to the first structure and support the third structure. The first structure, the second structure, and the third structure are arranged in a first direction. The first bracket includes a second structure supporting portion supporting the second structure and a third structure supporting portion supporting the third structure. The second structure supporting portion is located on a first side of the first bracket and the third structure supporting portion is located on a second side of the first bracket. The first side and the second side are opposite to each other in a second direction perpendicular to the first direction.