Abstract: A service vehicle unit (SVU) is for manoeuvring a container handling vehicle that has stalled on an automated storage and retrieval system. The system includes a rail system having a first set of parallel rails arranged to guide movement of a container handling vehicle in a first direction (X) across the top of a frame structure, and a second set of parallel rails arranged perpendicular to the first set of rails to guide movement of the container handling vehicle in a second direction (Y), which is perpendicular to the first direction (X). The first and second sets of parallel rails dividing the rail system into a plurality of grid cells. At least one container handling vehicle is configured to operate on the rail system. The SVU includes a wheel module configured with a first and second set of wheels, which enable movement of the container handling vehicle in the X and Y direction and which is configured to operate on the rail system.

Abstract: The operation of container handling vehicles and remotely operated specialized container handling vehicles are controlled by a method such that total elapsed time or waiting time cost for transferring specified storage containers between them is minimal or optimal. The specialized container handling vehicles are operating at a level below an automated storage and retrieval system having a framework structure defining a storage grid for storing storage containers in grid cells. The storage containers are stored and retrieved by container handling vehicles running on top of the storage grid.

Abstract: A method for handling malfunctioning vehicles on a rail system constituting part of a storage and retrieval system includes storing a plurality of stacks of storage containers and a control system. The storage and retrieval system includes a plurality of remotely operated vehicles configured to move laterally on the rail system. The method includes wirelessly monitoring and controlling, via the control system, movements of the plurality of vehicles.

Abstract: A container accessing station for accessing a storage container of an automated storage and retrieval grid. The container accessing station comprising: an access opening through which a human and/or robot may access contents of the storage container; a base opening; and a lifting device arranged to retrieve the storage container from a first level beneath the base opening and lift it up through the base opening to a second level so that the storage container may be accessed through the access opening. The invention is also directed to a container accessing system and a method thereof.

Abstract: A method for handling malfunctioning vehicles (240,340) on a rail system (108,308) constituting part of a storage and retrieval system (1) configured to store a plurality of stacks (107) of storage containers (106), wherein the storage and retrieval system (1) comprises—a plurality of remotely operated vehicles (230,330,240,340,250,350) configured to move laterally on the rail system (108,308) and—a control system (109) for monitoring and controlling wirelessly movements of the plurality of vehicles (230,330,240,340,250,350), the control system (109) forms by wireless data communication at least the following steps: A. registering an anomaly in an operational condition of a vehicle (this 240,340) on the rail system (108,308), B. registering the vehicle with the anomalous operational condition as a malfunctioning vehicle (240,340), C. bringing the malfunctioning vehicle (240,340) to a halt, D.

Abstract: An automated storage and retrieval system includes an automated storage and retrieval grid, a container accessing station, a delivery rail system, and a delivery vehicle operating on the delivery rail system.

Abstract: An operating method of a communication node in a wireless communication network, wherein the node communicates with a central communication unit via at least one access point, has been disclosed. The operating method comprises: receiving, at the node, a wireless signal from the access point; determining, by the node, channel quality information based on the received wireless signal; determining, by the node, an order of active channels ranked according to the determined channel quality; and selecting, by the node, an active channel for transmitting wireless signals in accordance with the determined order, and transmitting, by the node, wireless signals on the selected, active channel. A communication node which implements the method, and a communication system and a storage system with includes the communication node, have also been disclosed.

Abstract: In a wireless communication network, a node communicates with a central communication unit via at least one access point. An operating method of the communication node includes receiving, at the node, a wireless signal from the access point; determining, by the node, channel quality information based on the received wireless signal; and determining, by the node, an order of active channels ranked according to the determined channel quality. The operating method further includes selecting, by the node, an active channel for transmitting wireless signals in accordance with the determined order; and transmitting, by the node, wireless signals on the selected, active channel. The access point is configured to filter a message. When operating the access point in a beacon transmit mode, the access point transmits wireless beacon data to the node. In a listening mode, the access point relays data received from the node to the central communication unit.

Abstract: A system for allocating jobs and/or targets to robots in an automated storage and retrieval system includes a plurality of robots and a framework structure forming a three-dimensional storage grid structure for storing storage containers. The framework structure includes a rail system. The rail system provides available routes for the robots handling and transferring the storage containers to and from the storage columns. At least one robot includes a first set of wheels configured to move the robot along a first horizontal direction of the grid-based rail system and a second set of wheels configured to move the robot along a second horizontal direction of the grid-based rail system. The second direction is perpendicular to the first direction. The movement of the robots is controlled by a central computer system including a warehouse management system that includes a router and an assigner.

Abstract: A method handles malfunctioning vehicles on a track system constituting part of a storage and retrieval system configured to store a plurality of stacks of storage containers. The track system forms a grid pattern of adjacent cells. The storage and retrieval system includes a plurality of remotely operated vehicles configured to move laterally on the track system, wherein each of the plurality of remotely operated vehicles comprises driving wheels, and a control system for monitoring and controlling wirelessly movements of the plurality of remotely operated vehicles. The control system performs at least the following steps by wireless data communication: detecting an anomaly in an operational condition of a vehicle on the track system, registering the vehicle with the anomalous operational condition as a malfunctioning vehicle, registering a halt position of the malfunctioning vehicle relative to the supporting track system, and setting up a two-dimensional shutdown zone on the track system.

Abstract: A container accessing station for accessing a storage container of an automated storage and retrieval grid. The container accessing station comprising: an access opening through which a human and/or robot may access contents of the storage container; a base opening; and a lifting device arranged to retrieve the storage container from a first level beneath the base opening and lift it up through the base opening to a second level so that the storage container may be accessed through the access opening. The invention is also directed to a container accessing system and a method thereof.

Abstract: The invention relates to a mobile storage system having a mobile container with an automated storage and retrieval system arranged inside. The automated storage and retrieval system has a storage grid structure having vertical members defining multiple columns, such as storage columns for storing storage bins on top of each other in vertical stacks. The vertical members are interconnected at their upper ends by a first rail system arranged to guide at least one bin handling vehicle thereon. The bin handling vehicle is configured to raise storage bins from, and lower storage bins into, the storage columns, and to transport the storage bins above the storage columns. The invention also relates to a method for providing such a system. The invention also relates to a mobile storage system having a plurality of mobile containers connected together and a method for providing such a system.

Abstract: A method of operating an automated storage and retrieval system includes: a rail system including a first set of parallel rails arranged in a horizontal plane and extending in a first direction, and a second set of parallel rails arranged in the horizontal plane and extending in a second direction which is orthogonal to the first direction, which first and second sets of rails form a grid pattern in the horizontal plane including a plurality of adjacent grid cells, a central control unit configured to receive, transmit and process data signals of a plurality of container handling vehicles for handling storage containers of the automated storage and retrieval system.

Abstract: A method for handling malfunctioning vehicles (240,340) on a rail system (108,308) constituting part of a storage and retrieval system (1) configured to store a plurality of stacks (107) of storage containers (106), wherein the storage and retrieval system (1) comprises—a plurality of remotely operated vehicles (230,330,240,340,250,350) configured to move laterally on the rail system (108,308) and—a control system (109) for monitoring and controlling wirelessly movements of the plurality of vehicles (230,330,240,340,250,350), the control system (109) forms by wireless data communication at least the following steps: A. registering an anomaly in an operational condition of a vehicle (this 240,340) on the rail system (108,308), B. registering the vehicle with the anomalous operational condition as a malfunctioning vehicle (240,340), C. bringing the malfunctioning vehicle (240,340) to a halt, D.

Abstract: An automated storage and retrieval system includes an automated storage and retrieval grid, a container accessing station, a delivery rail system, and a delivery vehicle operating on the delivery rail system. The automated storage and retrieval grid includes a container handling vehicle rail system for guiding a plurality of container handling vehicles, the container handling vehicle rail system comprising a first set of parallel rails arranged in a horizontal plane (P) and.

Abstract: The operation of container handling vehicles and remotely operated specialized container handling vehicles are controlled by a method such that total elapsed time or waiting time cost for transferring specified storage containers between them is minimal or optimal. The specialized container handling vehicles are operating at a level below an automated storage and retrieval system having a framework structure defining a storage grid for storing storage containers in grid cells. The storage containers are stored and retrieved by container handling vehicles running on top of the storage grid.

Abstract: An operating method of a communication node in a wireless communication network, wherein the node communicates with a central communication unit via at least one access point, has been disclosed. The operating method comprises: receiving, at the node, a wireless signal from the access point; determining, by the node, channel quality information based on the received wireless signal; determining, by the node, an order of active channels ranked according to the determined channel quality; and selecting, by the node, an active channel for transmitting wireless signals in accordance with the determined order, and transmitting, by the node, wireless signals on the selected, active channel. A communication node which implements the method, and a communication system and a storage system with includes the communication node, have also been disclosed.