A method for determining a state of a system for transportation of passengers includes the steps of: receiving condition data of the system, the condition data being generated by a condition sensor adapted for sensing physical conditions of an equipment of the system; receiving environmental data of the system, the environmental data containing information on an influence of an environment of the system on the equipment and/or the condition sensor; weighting the condition data with the environmental data; and determining a state of the equipment based on the weighted condition data.

The present invention discloses an integrated test system and method for an escalator, the escalator comprises a control cabinet and a motor. The test system comprises a driver connected in series between the control cabinet and the motor for driving the escalator to simulate overspeed or unintentional reversal faults, a sensor mounted on a step or escalator handrail belt of the escalator for obtaining quantitative speed signals, and an operation device connected to the driver and the sensor for controlling the driver for different detection items and processing and displaying the speed signals. With the test system and method described herein, the defects of non-universal, unintuitive and non-quantitative nature, and low accuracy in the existing art are overcome. The test system of the invention is capable of discovering a lot of hidden dangers of accidents and even system risks which are difficult to be found by the existing art.

The present invention provides an escalator braking system and an escalator braking control method, belonging to the field of escalator braking control technology. In the escalator braking system and the escalator braking control method according to the present invention, a braking mode is determined based on the classification of failure information in combination with the corresponding image information, and a braking device is controlled based on the braking mode, so that the braking is more intelligent, scientific and accurate, the occurrence of security problems caused by the failure can be effectively prevented, and the probability of accident is reduced.

A structural health monitoring system is provided. The system includes a drive system having a first drive member a second drive member 38 operationally connected to the first drive member, and a tension member 39 operationally connecting the first drive member to the second drive member. At least one sensor 50 is configured to monitor a characteristic of at least one of the first drive member and the second drive member. A processor 54, in communication with the at least one sensor, is configured to determine if the structural health of the tension member is compromised based on the monitored characteristic. The processor is further configured to perform a safety response action when the structural health of the tension member is determined to be compromised.

An escalator monitoring system includes a data collection device disposed near parts of an escalator that need to be monitored for collecting data of the parts; a data transmittal device used to transmit data relevant to safe operation of the escalator; a local data processing device or cloud processors used to receive the data relevant to the safe operation of the escalator, to compare it against a threshold value stored therein and derived from the parts in normal operating conditions, and to respond to comparison result. The data collection device is a people traffic sensor for detecting the people traffic entering the escalator in a unit time, and an power sensor for detecting the power consumption in a unit time, a data transferring unit transfers the people traffic detected in a unit time and the power consumption detected in a unit time to the local data processing device or the cloud processors, the local data processing device or the cloud processors determines the running condition of the escalator according to the relation between the people traffic in a unit time and the power consumption in a unit time to determine whether or not an alarm signal needs to be sent.

The invention relates to an electronic safety device and a conveyor system comprising the same. The electronic safety device has a safety input for receiving a safety signal, the electronic safety device being configured to terminate its operation responsive to absence of the safety signal in the safety input. The electronic safety device comprises an operation-preventing circuit configured to detect an operational anomaly in the safety input, the operation-preventing circuit comprising a switch adapted to short the safety input when the operational anomaly is present in the safety input.

A device and a method for controlling an apparatus being an elevator, an escalator or automatic doors are provided, by which it is detected whether a fault is present in the apparatus, it is determined, when the fault is present, whether an automatic fault clearing may be carried out, and if it is determined that the automatic fault clearing may be carried out, the automatic fault clearing is performed by automatically clearing one or more faults.

A passenger conveyor diagnostic system includes a processor that stores at least one visual inspection diagnostic, and a passenger conveyor system including at least one sensor configured to capture one or both of an image and a sound. The processor applies the at least one visual inspection diagnostic to one or both of the image and the sound to generate a diagnosed status of the passenger conveyor system, and overlays the diagnosed status of the passenger conveyor system on the image.

Disclosed is an escalator system having: escalator steps; and a plurality of state sensors including a master sensor and slave sensors, wherein the slave sensors are secured to different ones of the escalator steps, wherein the master sensor is configured to: receive slave sensor data from the slave sensors; and transmit data to an escalator call center upon detecting an occurrence of a fault condition from the slave sensor data.

There is provided a method of renewing a passenger conveyor that is capable of preventing the passenger conveyor from being unavailable for a long time period when the passenger conveyor is renewed in a stepped manner. The method of renewing a passenger conveyor includes a safety device update process of updating an existing safety device to a new safety device in the passenger conveyor, and a drive machine and control panel update process of, after the safety device update process, updating an existing drive machine of the passenger conveyor to a new drive machine and updating an existing control panel of the passenger conveyor to a new control panel.