Apparatus for performing a rescue run in an elevator system by selecting rescue functions to utilize to perform the rescue run and a method of performing same
First Claim
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1. A method for performing a rescue run, the method comprising:
- receiving information from sensors measuring an operation of an elevator about points being measured with the sensors;
reading, from a non-volatile memory device, rescue run functions that are selectable to perform the rescue run;
automatically selecting one or more of the rescue run functions based on information received from the sensors; and
performing the rescue run including the selected one or more rescue run functions.
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Abstract
The invention relates to a method and to an apparatus for performing a rescue run with an elevator. In the method information is received from the sensors measuring the operation of the elevator about the points being measured with the sensors in question, one or more rescue run functions are selected on the basis of information received from the sensors, and also a rescue run, including the selected one or more rescue run functions, is performed.
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Citations
24 Claims
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1. A method for performing a rescue run, the method comprising:
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receiving information from sensors measuring an operation of an elevator about points being measured with the sensors; reading, from a non-volatile memory device, rescue run functions that are selectable to perform the rescue run; automatically selecting one or more of the rescue run functions based on information received from the sensors; and performing the rescue run including the selected one or more rescue run functions. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An apparatus for performing a rescue run in an elevator system including an elevator car, an electrically operated hoisting machine configured to drive the elevator car, one or more electromagnetic machinery brakes;
- a brake controller configured to open the one or more electromagnetic machinery brakes by supplying current to the electromagnets of the machinery brakes, and to apply the electromagnetic machinery brakes to brake the electrically operated hoisting machine by disconnecting the current supply of electromagnets associated with the electromagnetic machinery brakes, a reserve power drive configured to supply electric power to the one or more electromagnetic machinery brakes during an electricity outage of the elevator, a drive unit configured to control movement of the elevator by supplying electric power from the main supply of the elevator to the electrically operated hoisting machine;
wherein the apparatus comprises;sensors measuring an operation of the elevator; and an electronic safety controller configured to, receive information about points being measured from the sensors, read, from a non-volatile memory device, rescue run functions that are selectable to perform the rescue run, select one or more of the rescue run functions based on information received from the sensors, and perform the rescue run including the selected one or more rescue run functions. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
- a brake controller configured to open the one or more electromagnetic machinery brakes by supplying current to the electromagnets of the machinery brakes, and to apply the electromagnetic machinery brakes to brake the electrically operated hoisting machine by disconnecting the current supply of electromagnets associated with the electromagnetic machinery brakes, a reserve power drive configured to supply electric power to the one or more electromagnetic machinery brakes during an electricity outage of the elevator, a drive unit configured to control movement of the elevator by supplying electric power from the main supply of the elevator to the electrically operated hoisting machine;
Specification