CONSTRUCTION MACHINE WITH AUTOMATIC FAN ROTATIONAL SPEED REGULATION
First Claim
1. Construction machine with automatic fan rotational speed regulation comprising a drive unit, a control unit configured for the purpose of registering operation-specific data and, a cooling unit that comprises at least one fan in order to produce a cooling airflow whereinthe cooling unit comprises at least one regulatable electric motor) that is functionally connected to the respective fan andthe control unit being configured for the purpose of regulating based on specific operating data of the construction machine an electric output of the respective electric motor in order to adjust a desired target fan rotational speed on the fan.
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Accused Products
Abstract
The present invention relates to a construction machine with automatic fan rotational speed regulation. The construction machine includes at least one electric motor that is connected functionally to a respective fan and a control unit formed for the purpose of registering operation-specific data. The control unit is configured for the purpose of regulating, depending on the operation-specific data, an electric output of the respective electric motor in order to adjust a desired target fan rotational speed on the fan.
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Citations
16 Claims
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1. Construction machine with automatic fan rotational speed regulation comprising a drive unit, a control unit configured for the purpose of registering operation-specific data and, a cooling unit that comprises at least one fan in order to produce a cooling airflow wherein
the cooling unit comprises at least one regulatable electric motor) that is functionally connected to the respective fan and the control unit being configured for the purpose of regulating based on specific operating data of the construction machine an electric output of the respective electric motor in order to adjust a desired target fan rotational speed on the fan.
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15. Method for the automatic regulation and control of a cooling system of a construction machine which comprises providing a control unit that registers operation-specific data of the construction machine and, determines based on the registered data a desired target fan rotational speed, and supplying from the control unit an electric motor that is provided for the cooling system with a regulatable voltage in order to achieve the desired target fan rotational speed on a fan connected to the electric motor.
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16. A road paving machine comprising:
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a plurality of operational components for depositing a paving layer on the road surface, a drive unit, a control unit that collects and registers operation specific data on the performance of the road paving machine, and a cooling unit comprising at least one adjustable speed electric motor connected to at least one fan for cooling the operational components of the road paving machine, the control unit regulating the electric output of the respective electric motor in response to operation specific data collected and registered by the control unit to set the rotational speed of the fan to a speed corresponding to the operation specific data on the performance of the road paving machine.
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Specification