Coreplus Stability

Coreplus Stability

Product catalog summary
Technical Specifications
GH CRANES' CORE+ Stability system is designed to enhance load stability at higher speeds. It features bi-directional communication between CORE+ and Variable Frequency Drives (VFDs) for hoisting, trolley travel, and crane travel, connected via CANopen fieldbus. The system is upgradable through a USB port and requires VFDs for all movements and a hoisting motor encoder. It operates without expensive sensors and is maintenance-free. The system uses open-loop control, which does not correct sway from external factors, and automatically disconnects at low speeds for easier load positioning.
System Operation
The CORE+ Stability system receives inputs from VFDs, including operator commands, actual speeds, and the vertical position of the hook. It uses a built-in algorithm to determine optimal acceleration and deceleration rates, instructing the VFDs on movement execution. The system is effective in reducing sway during both acceleration and braking for trolley and crane travel.
Advantages
The CORE+ Stability system offers increased productivity and safety by combining higher speed with better accuracy. It is hassle-free for operators as it automatically reduces sway. The system is easy to retrofit on existing cranes, with the CORE+ unit mounted on the electrical panel door. It features a touch-screen for easy configuration and monitoring of crane operations, including power consumption, alarms, and system faults.
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Catalog excerpts

Coreplus Stability-1

STABILITY An effective system to keep the load more stable at higher speeds GH’S SOLUTION: CORE+ STABILITY •Effective for both trolley travel and crane travel. •Effective to reduce sway due to both acceleration and braking. •Touch-screen: Easy configuration and crane monitoring (power consumption, alarms, system faults). •Easy to retrofit existing cranes. The CORE+ unit is affixed to the electrical panel door. Higher speed + Better accuracy = Increased Productivity and Safety. Hassle-free for operator: System reduces sway automatically. 1/ Inputs from VFDs. CORE+ STABILITY continuously receives following inputs from VFDs: • Commands from operator (accelerate / decelerate). • Actual speeds (hoisting, trolley travel and crane travel). • Vertical position of hook (given by the hoisting motor encoder). 1/ Inputs from VFDs 2/ Built-in exclusive Algorithm Algorithm determines, based on above inputs, optimal acceleration / deceleration rates. Core+ Stability instructs VFDs how to perform the movement. TECHNICAL DETAILS Bi-directional communication between CORE+ and the VFDs for hoisting, trolley travel and crane travel. Connection via CANopen fieldbus. Software is Upgradable via included USB port. - Requires VFDs for all 3 movements, and hoisting motor encoder. - Does not require expensive or failure-prone sensors. Maintenance-free. - Open-loop control: will not detect / correct sway due to external factors. - Automatically disconnects at low-speed motion to ease load positioning. System can be easily connected/disconnected (using touchscreen or optional remote control). GH CRANES continuously improves its products, and therefore reserves the right to change this document. Last revi

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